CN111707409B - Pressure maintaining test control system for multi-type mining pressure monitoring instrument - Google Patents
Pressure maintaining test control system for multi-type mining pressure monitoring instrument Download PDFInfo
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- CN111707409B CN111707409B CN202010243975.2A CN202010243975A CN111707409B CN 111707409 B CN111707409 B CN 111707409B CN 202010243975 A CN202010243975 A CN 202010243975A CN 111707409 B CN111707409 B CN 111707409B
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- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L27/00—Testing or calibrating of apparatus for measuring fluid pressure
- G01L27/007—Malfunction diagnosis, i.e. diagnosing a sensor defect
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Abstract
The invention discloses a pressure maintaining test control system of a multi-type mining pressure monitoring instrument, which comprises a cabinet type pressure maintaining device, a hydraulic pump station, an electrohydraulic control platform, an office operation platform, a frame type pressure maintaining support device, a movable pressure maintaining support device, a hydraulic pipeline system, a mine pressure instrument I, a mine pressure instrument II, a custom goods shelf, a turnover trolley, a hand washing pool, a wardrobe, a mine pressure instrument test and arrangement platform, a mine pressure instrument III, a mine pressure instrument IV and a product turnover test area. The invention combines the frame structure and the cabinet structure, not only meets the test placement of different types of meters, but also fully utilizes the space of the bracket body, and has the characteristics of strong comprehensive measurement and control functions of the mine pressure meters, good connection and sealing of liquid and gas pipelines, stable performance, optimized resource allocation, reasonable mechanical structure design, clean and tidy test places, small loss of working media, attractive and elegant overall layout, strong product compatibility, high measurement and control efficiency, excellent system operation quality and the like.
Description
Technical Field
The invention relates to the field of underground coal mine safety monitoring, in particular to a pressure maintaining test control system of a multi-type mining pressure monitoring instrument.
Background
The pressure monitoring instrument is used for various pressure monitoring instruments in a coal mine well, has a severe use environment due to the limitation of field working conditions, and provides higher technical requirements for the accurate performance of various instruments. In order to ensure the stability of the on-site use quality of the instrument, the production and manufacturing units must be provided with pressure-maintaining, measurement and control quality control measures of the mine pressure instruments related to the production and the production, thereby generating a series of problems:
1. The types of the mine pressure instruments are various, the types, the quantity/the volume of the interfaces are different, the distances between the interfaces are different, and the mine pressure instruments can achieve multiple types in the pressure-keeping measurement and control measures;
2. testing the site (laboratory), how to make full use of the site space;
3. the test is carried out in batches at one time, so that the working efficiency is improved, and the requirements of the sales rich season are met;
4. Fixing the measurement and control middling pressure instrument;
5. The optimal measurement and control quantity of various meters in the measurement and control measures and the operability of the quantity of the meters according to the production requirement variables;
6. how to integrally improve the pressure maintaining test quality of the production and manufacture of the mine pressure instrument.
Disclosure of Invention
The invention provides a pressure maintaining test control system for a multi-type mining pressure monitoring instrument, which aims to make up for the defects of the prior art.
The invention is realized by the following technical scheme that the pressure maintaining test control system for the multi-type mining pressure monitoring instrument comprises at least two sets of cabinet type pressure maintaining devices, wherein an ore pressure instrument III and an ore pressure instrument IV are respectively arranged on each set of cabinet type pressure maintaining device, the side face of the cabinet type pressure maintaining device, which is not sealed, is placed against the wall, one face of a side door faces inwards, a connecting pipeline and a rack pipeline are arranged on the cabinet type pressure maintaining device, wherein a pipe valve oil pipe access end of the rack pipeline connected with the cabinet type pressure maintaining device is opposite to a system power source, namely a hydraulic pump station and an electro-hydraulic control platform, the hydraulic pump station and the electro-hydraulic control platform are arranged along the wall in a left-right direction, an office operation platform is arranged along the wall on the right side of the electro-hydraulic control platform, at least two sets of frame type pressure maintaining bracket devices and mobile type pressure maintaining bracket devices which are arranged in parallel in the left-right direction are respectively arranged on the right side of the office operation platform, each set of frame type pressure maintaining bracket devices and the mobile type pressure maintaining bracket devices are used, the mobile type pressure maintaining bracket devices are positioned below the sides of the frame type pressure maintaining bracket devices, the mobile type pressure maintaining device is provided with the frame type pressure maintaining instrument I, and the frame type pressure maintaining instrument I is arranged on the frame type pressure maintaining device, and the type pressure maintaining instrument II is provided with different types of ore; the automatic pressure maintaining device comprises a cabinet type pressure maintaining device, a frame type pressure maintaining support device and a movable pressure maintaining support device, wherein the outsides of the cabinet type pressure maintaining device, the frame type pressure maintaining support device and the movable pressure maintaining support device are respectively connected with a hydraulic pipeline system, the other end of the hydraulic pipeline system is connected with a hydraulic pump station and an electrohydraulic control platform, a wardrobe, a hand sink and a product turnover test area are sequentially arranged on the inner side of a wall surface opposite to the wall surface on which the hydraulic pump station is arranged from left to right, the product turnover test area comprises a turnover trolley and a custom goods shelf, and an ore pressure instrument test and arrangement platform is arranged between the two wall surfaces.
Preferably, the cabinet type pressure maintaining device comprises a cabinet type pressure maintaining bench of a box frame structure, a connecting pipeline is fixedly connected to the side wall of a section bar in the box frame of the cabinet type pressure maintaining bench in a welded mode through a pipe clamp support, a quick joint part is arranged on the connecting pipeline and is connected with a transitional connecting piece of an upper table plate hole of the cabinet type pressure maintaining bench, a connecting joint is arranged above the cabinet type pressure maintaining bench, the connecting joint is welded to two metal pipe drilling wall ports of the bench pipeline, and the other end of the connecting joint is connected with a high-pressure rubber pipe quick joint through a control joint.
Preferably, the frame pressure maintaining bracket device comprises a frame pressure maintaining bracket and a bracket pipeline arranged on the frame pressure maintaining bracket through a clamping ring fixing seat, wherein the bracket pipeline comprises a left oil pipe assembly and a right oil pipe assembly, the left oil pipe assembly and the right oil pipe assembly are welded into a whole with a connected transition wire head, the transition wire heads are connected with a longitudinal hydraulic rubber pipe assembly through threads, three-way valve connectors are respectively arranged at the end parts of the left oil pipe assembly and the right oil pipe assembly, a transverse hydraulic rubber pipe assembly is connected between the three-way valve connectors, a quick connector is arranged at one end of the transverse hydraulic rubber pipe assembly and is connected with an accessed mine pressure instrument II, after the quick connector is connected in place, the quick connector is fixed with the accessed mine pressure instrument II through a mine U-shaped clamp, and an externally connected high-pressure rubber pipe is arranged at the lower connector of the three-way valve connector.
Preferably, the movable pressure maintaining support device comprises a movable pressure maintaining support, a pipeline assembly, an oil cylinder and a movable top shield connected with the oil cylinder, wherein a universal wheel mechanism with a locking mechanism is additionally arranged at the bottom of the movable pressure maintaining support, the pipeline assembly is connected with an accessed mine pressure instrument I through a quick connector, and the oil cylinder is connected with an electrohydraulic control platform.
Preferably, the hydraulic pump station comprises a groove-shaped plate, an oil tank is arranged on the groove-shaped plate, an inverted motor assembly is arranged at one end of the top surface of the oil tank, the bottom of the motor assembly penetrates through the oil tank through a coupler assembly to be connected with a filter and oil pump assembly, an oil way valve block assembly is arranged at the other end of the top surface of the oil tank, the oil way valve block assembly is connected with an electric contact pressure gauge through a pipeline, and a liquid level gauge is arranged on the positive side surface of the oil tank.
Preferably, the oil way valve block assembly is connected with the corresponding interface of the electrohydraulic control platform corresponding to each oil way interface.
Preferably, the office operation platform comprises a platform frame positioned at the bottom, a drawer is arranged above the platform frame, power supply interfaces are arranged above the drawer in parallel, a white board is arranged around the power supply interfaces of the platform frame, and a lamp tube and an operation platform top shield are arranged at the top of the platform frame.
Preferably, the mining pressure instrument test and arrangement platform comprises a support frame assembly, wherein a door plate assembly is arranged at the periphery of the bottom of the support frame assembly, a drawer assembly is arranged above the door plate assembly, and a panel assembly is arranged at the top of the drawer assembly.
Preferably, the customized goods shelf comprises a support, a workpiece bedplate is arranged at the bottom of the support, a pull support is arranged above the workpiece bedplate, and a connecting hook is buckled and hung on a steel pipe of the pull support.
Preferably, the turnover dolly includes the dolly frame, and the universal wheel is installed respectively to dolly frame's four limbs bottom, the side board of dolly frame passes through screw connection fagging subassembly, and the intermediate position of dolly frame sets up the bounding wall frame, the inside welding layer platen of dolly frame, and the top of dolly frame is the dolly handle.
Compared with the prior art, the invention has the following advantages:
(1) According to the pressure maintaining and measuring and controlling system, the existing conditions of production enterprises are combined, hydraulic oil media and compressed air media are used in part of welding and assembling production workshops and working procedures, so that the pressure maintaining and controlling system can also select hydraulic oil and compressed air as pressure maintaining tests of the system and power media for lifting and lowering a support protective cover, existing resources of the enterprises are fully utilized, and investment cost of the measuring and controlling system is saved;
(2) The invention can simultaneously place and test four kinds of mining pressure maintaining instruments with different types, can be connected with 200 pieces of mining pressure measuring and controlling instruments at one time, takes account of simultaneous testing of the instruments with different types, and obviously improves the production efficiency;
(3) The invention combines the frame structure and the cabinet structure, thereby not only meeting the test placement of instruments of different models, but also fully utilizing the space of the bracket body, the cabinet bracket is made into a cabinet body cabinet type in the middle part when meeting the structural strength, and can be used as temporary arrangement and storage space of parts, sundries and the like, the outer side surface of the cabinet frame is hinged with a stainless steel door plate, the integral appearance is not influenced, and the bracket is close to the side opening of the wall body and is not closed;
(4) The design and arrangement of the control valves in the hydraulic pipeline are that the electro-hydraulic measurement and control platform is provided with the multi-way control valves, each pressure-maintaining bracket device can control the number of the test meters in the access system by arranging the on-off valves at different positions in the connected hydraulic pipeline, and hydraulic oil flows into the interfaces of the pressure-maintaining meters with different numbers by opening and closing the different control valves, so that the flexible control of the number of the measurement and control meters is realized, and the measurement and control conditions of certain temporary, urgent and variable meters in the production and sales processes are met;
(5) The product turnover area customizing instrument shelves and turnover trolleys, the instrument test arrangement platform and the matched infrastructure provide powerful guarantee for smooth execution of each related procedure in the whole system, and meet the requirements of flexibility, uniformity and integrity of operation of a measurement and control system.
(6) The system has the characteristics of strong comprehensive performance of the measurement and control function of the mine pressure instrument, good connection and sealing of liquid and gas pipelines, stable performance, optimized resource allocation, reasonable mechanical structure design, clean and tidy test places, small loss of working medium, attractive and elegant overall layout, strong product compatibility, high measurement and control efficiency, excellent system operation quality and the like.
Drawings
The invention is further described below with reference to the accompanying drawings:
FIG. 1 is a front view of the overall layout arrangement of the present invention;
FIG. 2 is a top view of the overall layout arrangement of the present invention;
FIG. 3 is a schematic structural view of a frame-type pressure maintaining bracket device of the present invention;
FIG. 4 is a front view showing the structural arrangement of the bracket pipeline on the frame-type pressure maintaining bracket device of the present invention;
FIG. 5 is a left side view of the structural arrangement of the bracket piping on the frame-type pressure maintaining bracket device of the present invention;
FIG. 6 is a schematic diagram of a cabinet type pressure maintaining bracket device;
FIG. 7 is a schematic view of a movable pressure maintaining bracket device according to the present invention;
FIG. 8 is a schematic diagram of a hydraulic pump station according to the present invention;
FIG. 9 is a schematic view of an office operating platform according to the present invention;
FIG. 10 is a schematic diagram of the structure of the mining pressure instrument test and arrangement platform of the present invention;
FIG. 11 is a schematic diagram of the structure of a custom shelf of the product turnover test area of the present invention;
fig. 12 is a schematic diagram of the structure of the turnover trolley in the product turnover test area.
In the figure, 1, a cabinet type pressure maintaining device, 2, a hydraulic pump station, 3, an electrohydraulic control platform, 4, an office operation platform, 5, a frame type pressure maintaining support device, 6, a movable pressure maintaining support device, 7, a hydraulic pipeline system, 8, a mine pressure instrument I,9, a mine pressure instrument II,10, a custom goods shelf, 11, a turnover trolley, 12, a hand basin, 13, a wardrobe, 14, a mine pressure instrument test finishing platform, 15, a mine pressure instrument III,16, a mine pressure instrument IV,17, a product turnover test area, 101, a connecting pipeline, 102, a cabinet type pressure maintaining bench, 103, a bench pipeline, 104, a connecting joint, 105, a control joint, 106, a threaded connector, 201, a trough plate, 202, an oil tank, 203, a filtering oil pump assembly, 204, a liquid level meter, 205, an oil way valve block assembly, 206 an electric contact pressure meter, 207 and a coupling assembly, 208, motor assembly 401, platform frame, 402, drawer, 403, power interface, 404, whiteboard, 405, light pipe, 406, operating platform top shield, 501, frame-style pressure-maintaining bracket, 502, bracket piping, 503, left side oil pipe assembly, 504, right side oil pipe assembly, 505, mining U-shape, 506, longitudinal hydraulic hose assembly, 507, transverse hydraulic hose assembly, 601, mobile pressure-maintaining bracket, 602, piping assembly, 603, hydro cylinder, 604, mobile top shield, 1001, bracket, 1002, work piece platen, 1003, stay, 1004, connection hook, 1101, universal wheel, 1102, trolley frame, 1103, stay plate assembly, 1104, coaming frame, 1105, interlayer platen, 1106, trolley handle, 1401, support frame assembly, 1402, door plate assembly, 1403, drawer assembly 1404, panel assembly.
Detailed Description
The following describes the embodiments of the present invention in further detail with reference to the drawings.
As shown in fig. 1 and fig. 2, as a set of independent pressure maintaining and measuring system, the system is independently arranged as a mine pressure instrument test center, and the operation area of the system is about 200 to 300 square meters. The system comprises at least two sets of cabinet type pressure maintaining devices 1, wherein 40 ore pressure instruments III15 and 40 ore pressure instruments IV16 are respectively installed on each set of cabinet type pressure maintaining device 1, the side face of an open side face of the cabinet type pressure maintaining device 1, which is not sealed, is placed against a wall, one side face of a side door faces inwards, a connecting pipeline 101 and a rack pipeline 103 are arranged on the cabinet type pressure maintaining device 1, wherein a pipe valve oil pipe access end of the rack pipeline 103 connected with the cabinet type pressure maintaining device 1 is opposite to a system power source, namely a hydraulic pump station 2 and an electro-hydraulic control platform 3, the hydraulic pump station 2 and the electro-hydraulic control platform 3 are arranged in parallel along the wall in the left-right direction, the right side of the electro-hydraulic control platform 3 is provided with at least two sets of office operation platforms 4 along the wall, the right side of the office operation platform 4 is provided with at least two sets of frame type pressure maintaining bracket devices 5 and movable type pressure maintaining bracket devices 6 which are arranged in parallel in the left-right direction, each set of the frame type pressure maintaining bracket devices 5 and the movable type pressure maintaining bracket devices 6 are used, the movable type pressure maintaining bracket devices 6 are arranged below the sides of the frame type pressure maintaining bracket devices 5, the movable type pressure maintaining bracket devices 6 are arranged on the movable type pressure maintaining devices 6, and the ore pressure maintaining devices 8 are provided with ore pressure maintaining instruments I and the ore pressure maintaining devices 9 are arranged on the ore pressure maintaining devices with different models; when the movable pressure maintaining bracket device 6 is connected with the mine pressure instrument I8, the movable pressure maintaining bracket device can move a proper distance so as to facilitate the installation of the instrument, and after the interface is fixed, the movable pressure maintaining bracket device can be pushed into the lower side of the frame pressure maintaining bracket device 5 through the push wheel so as to effectively utilize the space area and increase the channel area.
In order to facilitate the connection of external connecting pipelines, the cabinet type pressure maintaining device 1, the frame type pressure maintaining support device 5 and the movable pressure maintaining support device 6 are transversely placed side by side, the outside is respectively connected with a hydraulic pipeline system 7, the other end of the hydraulic pipeline system 7 is connected with a hard pipe hydraulic pipeline of a seamless pipe from a pipeline interface of the hydraulic pump station 2 and the electrohydraulic control platform 3, the hard pipe is arranged to a branch pipeline of each pressure maintaining device along a wall, and is connected to a straight-through or three-way valve interface of each support through a hose connecting pipeline, and the pipeline trend is arranged on the bottom side surface of the support or equipment and facilities as far as possible, so that a main channel of an operation area is avoided. The hydraulic pump station 2, the electrohydraulic control platform 3 and the office operation platform 4 are arranged in the frame pressure maintaining bracket device 5 side by side at a wall leaning position, so that the operation control of main procedures is facilitated, the pipeline connection is facilitated, and the effective utilization of the operation area is also facilitated.
The hydraulic pipeline system 7 refers to pipeline connection among the hydraulic pump station 2 and the electrohydraulic control platform 2 in the system, each bracket and the bench test instrument, and comprises a hard connecting pipeline part and a soft connecting pipeline part, wherein the hard connecting pipeline mainly adopts stainless steel seamless steel pipes, and the soft connecting pipeline mainly adopts high-pressure hydraulic rubber pipes, welding joints, butt joint heads, quick-change joints, control valves and the like in the pipelines. The multi-channel control system can adopt serial branches which are controlled together, and the multi-channel control system adopts parallel branches which are controlled respectively, and besides the console monitoring instrument, the terminal of the connecting pipeline is also provided with an electronic test instrument with higher precision. The hard connecting pipeline is paved at the bottom of the device and is close to the position where the wall edge is not suitable to move, the soft connecting pipeline is connected at the position close to the side surface of the bracket device and is directly connected or is connected with the three-way valve, the hard pipe is connected with the rubber pipe through the connecting butt joint wire head, and the soft connecting pipeline is additionally provided with the sealing ring for sealing.
The inner side of the wall surface opposite to the wall surface provided with the hydraulic pump station 2 is provided with a wardrobe 13, a hand sink 12 and a product turnover test area 17 in sequence from left to right, the product turnover test area 17 comprises a turnover trolley 11 and a custom goods shelf 10, and an ore pressure instrument test and arrangement platform 14 is arranged between the two wall surfaces. In this embodiment, two mine pressure instrument test and arrangement platforms 14 are placed side by side, and the length is 2.5 meters, and the mine pressure instrument test and arrangement platform is mainly used for pressure relief after-arrangement of instruments or temporary placement of to-be-accessed test instruments, and is placed at a position with a relatively wide planar space, so that normal access, test, instrument disassembly and other operations of each bracket device cannot be influenced, enough working space is reserved between the mine pressure instrument test and arrangement platform and the periphery, and the general distance is not less than 0.5 meter, so that the circulation of main channels of an operation area cannot be influenced. The product turnover test area 17 is separated from the frame pressure maintaining support device 5 by a proper distance of about 1 meter, is arranged close to a wall, and temporarily stored turnover trolleys 11 and custom shelves 10 are used for placing 2-6 pieces according to the number of production and test instruments, 4 pieces are placed on the turnover trolleys 11 and 4 pieces are placed on the custom shelves 10 in the embodiment, and a wardrobe 13 and a hand washing basin 12 are arranged on the indoor two sides of a test place entrance, and the number is configured according to the requirement, so that the product turnover test area is convenient to use in test work development.
As shown in fig. 3, the frame pressure maintaining bracket device 5 includes a frame pressure maintaining bracket 501, a bracket pipeline 502 installed on the frame pressure maintaining bracket 501 through a snap ring fixing seat, the frame pressure maintaining bracket 501 is formed by welding a common metal square tube with the size of 40mm x40 mm, and the structural size is controlled to be 2.5mx0.66mx1.2m so as to meet the requirement of a certain number of test instruments, and meanwhile, the test instruments are convenient to be connected and disconnected under the manual standing state of the test personnel. The stable placement of the instrument, the cleaning and recycling of hydraulic oil are considered, and the high-precision electronic display instrument is configured, so that the control of accurate data in the pressure maintaining test stage is facilitated. The upper part of the frame pressure maintaining support 501 is welded with a concave groove plate, which is favorable for containing and recovering hydraulic oil, and the top end of the pressure maintaining support 501 is provided with a movable acrylic protective cover, which is favorable for cleaning oil, observing a measurement and control instrument in the test and is favorable for safety and sanitation of a test site. For convenient operation, the protection cover is designed into a square groove shape or a semicircle shape according to the structure of the outer top of the pressure maintaining support 501, and the lifting is controlled by adopting a hydraulic cylinder or an air circuit according to the actual situation of the field, so that the manpower is reduced. The bracket pipeline 502 is a hydraulic rubber pipe assembly which is matched with the number of the test instruments, is connected with a metal hard pipe through a connecting wire head, and is fixed on the frame pressure maintaining bracket 1 through a clamping ring fixing seat (8 pieces/4 pieces on each side), and in the embodiment, the metal hard pipe is a 304 stainless steel seamless steel pipe. The bracket pipeline 502 comprises 40 sets of longitudinal hydraulic rubber tube assemblies, 1 set of transverse hydraulic rubber tube assemblies, 1 set of left side oil tube assemblies, 1 set of right side oil tube assemblies, 7 mining U-shaped clamps and 1 pipeline monitoring instrument.
As shown in fig. 4 and 5, the bracket pipeline 502 comprises a left side oil pipe assembly 503 and a right side oil pipe assembly 504, the left side oil pipe assembly 503 and the right side oil pipe assembly 504 adopt stainless steel seamless steel pipes, the pipe wall is drilled and welded with a connecting transitional wire head, and the tail ends of the left side stainless steel seamless steel pipes and the right side stainless steel seamless steel pipes are sealed by steel plate welding. The longitudinal hydraulic rubber tube assembly 506 is matched with the transitional wire head through threaded connection, three-way valve connectors are respectively arranged at the ends of the longitudinal hydraulic rubber tube assembly 506, the left side oil tube assembly 503 and the right side oil tube assembly 504, the two three-way valves are connected with the high pressure rubber tube 507, and the whole support pipeline is fixed on the frame type pressure maintaining support 501 through a pipe clamp support. One end of a transverse hydraulic rubber tube assembly 507 of a support pipeline is provided with a quick connector, the quick connector is connected with an accessed mine pressure instrument II9, after the quick connector is connected in place, the quick connector is fixed with the accessed mine pressure instrument II through a mine U-shaped clamp 505, all the connected mine pressure instruments II9 are sequentially placed on a U-shaped clamp plate on the upper portion of a frame pressure maintaining support 501, in the embodiment, the U-shaped clamp plate is a steel plate bending piece, the mine U-shaped clamp 505 is an outsourcing standard piece, and an externally connected high-pressure rubber tube is installed at the lower connector of the three-way valve connector.
As shown in fig. 6, the cabinet type pressure maintaining device 1 comprises two sets, each set comprises a cabinet type pressure maintaining bench 102 with a box frame structure, a connecting pipeline 101, a bench pipeline, a connecting joint, a control joint and a corresponding threaded connecting piece 106 which are connected in series/parallel. The cabinet pressure maintaining bench 102 adopts a box frame structure and comprises a platform frame assembly welding piece, side doors, supporting plates, baffles and a bottom plate, wherein the platform frame is formed by welding square tubes of 40 mm x40 mm, the supporting plates are formed by bending metal sheets, holes are drilled on an upper plane, and the size and the number of the holes are matched with those of the mine pressure instruments of the corresponding pressure measuring types in a connecting mode. The present embodiment is a drilling cabinet type pressure maintaining bench 102. The rack pipeline comprises a hydraulic oil dredging pipe, a hydraulic rubber pipe assembly, a straight-through valve, a three-way valve, a pipe joint, a precise digital display instrument and a mining U-shaped clamp and pipe clamp support. The utility model discloses a hydraulic oil pipe of cabinet pipeline, including cabinet type pressurize rack 102, the inside section bar lateral wall of cabinet frame of cabinet type pressurize rack 102 is last through pipe strap support with welded mode fixed connection pipeline 101, sets up quick-operation joint position on the connecting pipeline 101, and quick-operation joint position links to each other with the transitional coupling spare of the last mesa diaphragm orifice of cabinet type pressurize rack 102, and wherein, the cabinet frame adopts 40 millimeter x40 millimeter metal square pipe section bar assembly welding to form, and the hydraulic oil pipe of rack pipeline lays on the inside wall of this metal square pipe section bar through the pipe strap support. The connection joint 104 is arranged above the cabinet pressure maintaining bench 102, and the connection joint 104 is welded at two metal pipe drilling wall ports of the bench pipeline 103. In this embodiment, two rows of 20 connecting joints 104 are arranged above the cabinet pressure maintaining bench 102, and 10 parts in each row are respectively connected with a hydraulic oil metal pipe on the bench pipeline 103 in a welded mode, so as to ensure smooth oil paths, a hole is arranged in the middle of the connecting joint 104, and a drill hole is arranged at the welding position of the middle hole of the connecting joint 104 and the hydraulic oil metal pipe. The other end of the connecting joint 104 is connected with the high-pressure rubber tube quick connector through a control joint 105. The bench pipeline 103, the connecting joint 104 and the control joint 105 are connected with corresponding interfaces of the external connecting pipeline and the hydraulic pump station 2. The movable acrylic protective cover is arranged at the top end of the cabinet pressure maintaining rack 102, so that the cleaning of oil is facilitated, the observation of a measurement and control instrument in the test is facilitated, and the safety and the sanitation of a test site are also facilitated. For convenient operation, the protection cover is designed into a square groove shape or a semicircular arc shape according to the outer top structures of various cabinet pressure maintaining racks 102, and the lifting of the protection cover is controlled by adopting a hydraulic oil cylinder according to the actual conditions of a test site, so that the manpower is reduced.
As shown in fig. 7, the movable pressure maintaining bracket device 6 includes a movable pressure maintaining bracket 601, a pipeline assembly 602, an oil cylinder 603, and a movable top shield 604 connected with the oil cylinder 603, wherein the pipeline assembly 602 is connected with an accessed mine pressure instrument I8 through a quick connector, and the oil cylinder 603 is connected with the electrohydraulic control platform 3. The basic structure and the selected materials of the movable pressure maintaining support 601 and the pipeline component 602 of the movable pressure maintaining support device are basically equal to those of the frame pressure maintaining support 501 and the support pipeline 502, the external dimensions are only adjusted, and a universal wheel mechanism with a locking mechanism is additionally arranged at the bottom of the movable pressure maintaining support 601, so that the support can be flexibly moved. The movable top shield 604 is made of acrylic high-transparency plates, is attractive and neat, can be conveniently observed in the instrument testing process, and is beneficial to cleaning of hydraulic oil reserved on the panel. The movable top shield 604 is opened in a lifting way through the oil cylinder 603, and the lifting and descending of the oil cylinder 603 are controlled through an oil way valve on the electrohydraulic control platform 3 before and after the ore pressure instrument I8 is connected. The electrohydraulic control platform 3 is provided with the multi-way control valve, each pressure maintaining bracket device is provided with the on-off valve at different positions in the connected hydraulic pipeline, the number of the test instruments in the access system can be controlled, hydraulic oil flows into pressure maintaining instrument interfaces with different numbers through opening and closing different control valves, flexible control of the number of the measurement and control instruments is realized, and certain instrument measurement and control conditions of temporary, emergency and change in the production and sales process are met.
As shown in fig. 8, the hydraulic pump station 2 is a vertical medium-sized and small-sized hydraulic pump station, the bag comprises a trough plate 201, an oil tank 202 is arranged on the trough plate 201, an inverted motor assembly 208 is arranged at one end of the top surface of the oil tank 202, the bottom of the motor assembly 208 is connected with a filtering and oil pump assembly 203 through the oil tank 202 by a coupling assembly 207, and the motor assembly 208 is vertical and is arranged on the top surface of the oil tank 202. The other end of the top surface of the oil tank 202 is provided with an oil way valve block assembly 205, the oil way valve block assembly 205 is connected with an electric contact pressure gauge 206 through a pipeline, and the front side surface of the oil tank 202 is provided with a liquid level gauge 204. The groove-shaped plate 201 at the bottom of the hydraulic pump station 2 is made into a groove shape and is welded with the peripheral plates of the oil tank 202, so that the drip and leakage oil can be conveniently collected, recovered and temporarily stored in the process of detaching and connecting the pipeline, and the ground can be conveniently cleaned. The oil tank 202 is formed by welding Q235A steel plates with the thickness of 3 mm, one side surface is provided with a circular hole with the diameter of phi 350mm, and the oil tank 202 is conveniently cleaned and the oil medium is quickly discharged through threaded connection of the circular flange plate and the side surface vertical plate of the oil tank 202. An oil port is arranged at the corner of the upper plane of the oil tank 202, a filter screen is placed, and a quick screwing buckle cover is adopted. The oil way valve block assembly 205 is connected with the corresponding interface of the electrohydraulic control platform 3 corresponding to each oil way interface, and a manual regulating valve is arranged on the upper top surface of the hydraulic pump station for standby for convenient operation.
In order to ensure the stability of the long-time operation performance of the system, a pipe type water cooler is adopted for circulating cooling for the hydraulic oil temperature control of the hydraulic pump station 2. The hydraulic pump station 2 supplies oil, the pressure of the system is regulated by an adjustable overflow valve, and the pressure gauge displays the pressure value until the working requirement is met. The electromagnetic valve realizes the functions of boosting, returning, releasing pressure and the like through reversing, and meets the requirements of various working conditions. The overflow valve plays a reliable overload protection role, and the hydraulic pipeline and the motor are prevented from being damaged due to pressure overload. The pressure representation value unit is MPa/KN, the outer ring of the pressure meter dial plate is 0-60MPa, and the corresponding approximate outer ring indication value is 0-300KN, so that the inquiry, display or comparison of different indication value unit parameters in system measurement and control are facilitated. The operator adjusts as required, adjusts return stroke magnet circular telegram, and the manometer shows to be actual working pressure. And the system pressure of the overflow valve hand wheel is adjusted clockwise to be increased, otherwise, the system pressure is reduced. The hand wheel is slowly rotated during adjustment to prevent damage to the parts of the pressure system.
As shown in fig. 9, the office operation platform 4 adopts a customized antistatic working platform, which comprises a platform frame 401 positioned at the bottom, a drawer 402 is installed above the platform frame 401, a power supply plug-in port 403 is arranged above the drawer 402 in parallel, a white board 404 is arranged around the upper part of the power supply plug-in port of the platform frame 401, and a lamp tube 405 and an operation platform top shield 406 are arranged at the top of the platform frame 401. The platform frame 401 is supported by a workbench (a tubular bracket with punching holes and a shelf), a rear baffle plate and a front beam combined structure, is a full steel frame body, is an assembled structure, is convenient to install, is firm and durable, has complete functions, and can achieve even static load of 500Kg. The foot margin has adjustable function and strong adaptability, and the drawer 402, the power supply plug-in interface 403, the white board 404 and the lamp tube 405 in the accessory are freely combined and configured, so that the foot margin is convenient and flexible, is combined with the office operation platform 4 for use, and greatly facilitates the measurement and control work requirements of operators. The top shield 406 of the operating platform is formed by bending a common 304 stainless steel plate, and has the functions of safety, dust prevention, accessory fixation and the like. The platform frame 401 is made by assembling sectional materials, the table top is paved with antistatic rubber plates by using density plates, has the characteristics of static electricity resistance, high temperature resistance, wear resistance and the like. The lighting lamp, the lifting hook, the sliding rail, the drawer, the bracelet socket and the two-hole/three-hole power socket are configured.
The mine pressure instrument test and arrangement platform 14 is arranged to facilitate the detection of different problems of the instrument in the processes of circulation, measurement and control, etc., timely disassembly, finding and analyzing reasons, and facilitating the classification, identification, etc. of the instrument qualified in measurement and control on the platform. As shown in fig. 10, the mining pressure instrument test and arrangement platform 14 includes a support frame assembly 1401, a door plate assembly 1402 is disposed around the bottom of the support frame assembly 1401, a drawer assembly 1403 is disposed above the door plate assembly 1402, and a panel assembly 1404 is mounted on the top of the drawer assembly 1403. The support frame assembly 1401 is formed by welding 80x60 rectangular pipes and 40x40 angle steel of Q235A common profiles, is firm and durable, the surrounding door of the door plate assembly 1402 is formed by bending stainless steel plates with the thickness of 1mm, outsourcing door handles, hinges and bolts are made of stainless steel, are fixed on the door plate and the door frame through threaded connectors, are symmetrically arranged, attractive and elegant, partition frames with different sizes are arranged in the drawer assembly 1403, tools and small and medium parts are convenient to temporarily store and arrange, two side sliding rails are industrial heavy sliding rails, the bearing of a single drawer is not less than 60Kg, and the panel assembly 1404 is formed by assembling a base plate with the thickness of 4mm, an equilateral angle steel frame with the thickness of 30x30, a rubber spacer with the thickness of 10mm, a medium-thickness density plate, a stainless steel cladding plate and a threaded connector, so that the use requirements are met, and the material cost is saved. The frame of the mining pressure instrument test and arrangement platform 14 is integrally subjected to plastic spraying, and the inside of the door panel assembly 1402 is provided with larger parts or larger tools or products for packaging, standby parts and the like. The surrounding door and the drawer are provided with locks.
As shown in fig. 11, the customized shelf 10 includes a bracket 1001, a workpiece platen 1002 is disposed at the bottom of the bracket 1001, a bracing 1003 is mounted above the workpiece platen 1002, and a steel pipe of the bracing 1003 is fastened and hung with a connecting hook 1004, so that the hooked parts such as an instrument handle and a cable can be temporarily fixed. The bracket 1001 is welded by adopting 30x30mm equilateral angle steel of a Q235A common section bar, two layers of built-in support frames are welded on support leg angle steel of the bracket to be connected with a workpiece table plate 1002, the position size and the structure of the workpiece table plate 1002 are designed according to the size and the fixing mode of an instrument, and the Q235A steel plate with the thickness of 4mm is bent and connected with the upper plane of the support frame angle steel by adopting a threaded connecting piece. The stretching 1003 is connected to the side angle steel of the bracket 1001 by adopting a phi 40 stainless steel pipe through a threaded connecting piece, so as to play a role in transversely reinforcing the whole frame. Custom pallet 10 design is a combination of manufacturing, shipping, placement, meter type and size, and a single custom pallet 10 can hold between one meter and three meters, 40-80 pieces in number. The custom-made shelf is generally used for temporarily storing the instruments in a finished product state after testing and finishing, and requires that the instruments are orderly placed and cannot be stacked, extruded and bumped. The custom pallet 10 is fixed with meters layered. The shelf layer placing surface is provided with a baffle plate and a clamping ring, and is oil-resistant, wear-resistant and corrosion-resistant.
As shown in fig. 12, the turnover trolley 11 includes a trolley frame 1102, the trolley frame is welded by stainless steel pipes, universal wheels 1101 (rubber wheels/4-piece sets) are respectively mounted at the bottoms of four limbs of the trolley frame 1102, the side panels of the trolley frame 1102 are connected with a supporting plate assembly 1103 through screw members, and the supporting plate assembly 1003 is welded by end plates and stainless steel pipes and then connected with the side panels of the trolley frame 1002 through screw members. The middle position of the trolley frame 1102 is provided with a coaming frame 1104 which is mainly used for placing common scattered small components for assembly, and the placement of the components is not particularly required, the inner part of the trolley frame 1102 is welded with a layer bedplate 1105, the two to three layers are arranged according to the height of the instrument, the components such as a shell and a shield placed on the bedplate 1005 can be arranged according to the maximum placement amount, and the top of the trolley frame 1102 is provided with a trolley handle 1106. The whole turnover trolley 11 is connected with the rest of the trolley frame 1102 by threads, so that the turnover trolley is convenient to transport, assemble and disassemble. The ore pressure instrument customization turnover trolley 11 is mainly used for turnover transportation and temporary storage of finished products, semi-finished products, standby devices and the like. The product work piece is placed and the placement position is determined so that the locking mechanism of the universal wheel 1101 is generally locked to prevent the turnover trolley 11 from sliding randomly.
The infrastructure of the invention, such as a wardrobe 13, a hand sink 12, a tool cabinet, fire-fighting and water-heating communication facilities and the like, is reasonably configured according to the requirements of related facilities and related standards of constructional engineering, and comprehensively considers the use of test site devices and appliances and the matching of the test site devices and the appliances with surrounding facilities. The following figures are details of the overall layout components and the technical requirements of the invention:
The foregoing has been described in what is considered to be the preferred embodiments of the invention, and the description of specific examples is only intended to provide a better understanding of the principles of the invention. It will be apparent to those skilled in the art that modifications and equivalents may be made in accordance with the principles of the invention, and such modifications and equivalents are considered to fall within the scope of the invention.
Claims (10)
1. The pressure maintaining test control system for the multi-type mining pressure monitoring instrument is characterized by comprising at least two sets of cabinet type pressure maintaining devices (1), wherein a mine pressure instrument III (15) and a mine pressure instrument IV (16) are respectively installed on each set of cabinet type pressure maintaining devices (1), the side face of an opening of the cabinet type pressure maintaining device (1), which is not sealed, is placed against a wall, one face of a side door faces inwards, a connecting pipeline (101) and a bench pipeline (103) are arranged on each cabinet type pressure maintaining device (1), wherein a pipe valve oil pipe access end of the bench pipeline (103) connected with the cabinet type pressure maintaining device (1) is opposite to a system power source, namely a hydraulic pump station (2) and an electrohydraulic control platform (3), the hydraulic pump station (2) and the electrohydraulic control platform (3) are arranged in parallel along the wall, at least two sets of office operation platforms (4) are arranged on the right side of the electrohydraulic control platform (3) along the wall, a frame type pressure maintaining bracket (5) and a mobile pressure maintaining bracket (6) which are arranged in the left side and right side of the office operation platform (4), at least two sets of the frame type pressure maintaining bracket (5) and the mobile pressure maintaining bracket (6) are arranged in parallel, wherein the frame type pressure maintaining bracket (5) and the mobile bracket (6) are arranged on the right side of the office operation platform (4) through the frame type pressure maintaining device (4) and the mobile bracket (6) respectively, the movable top shield (604) is made of transparent acrylic materials, an ore pressure instrument I (8) is arranged on the movable pressure maintaining support device (6), ore pressure instruments II (9) of different types are arranged on the frame pressure maintaining support device (5), the cabinet pressure maintaining device (1), the frame pressure maintaining support device (5) and the movable pressure maintaining support device (6) are respectively connected with a hydraulic pipeline system (7) outside, the other end of the hydraulic pipeline system (7) is connected with a hydraulic pump station (2) and an electrohydraulic control platform (3), the hydraulic pump station (2) is arranged along a first wall surface, a wardrobe (13), a hand sink (12) and a product turnover test area (17) are sequentially arranged on the inner side of a second wall surface opposite to the first wall surface from left to right, the product turnover test area (17) comprises a turnover trolley (11) and a custom shelf (10), and an ore pressure instrument test finishing platform (14) is arranged between the first wall surface and the second wall surface.
2. The pressure maintaining test control system of the multi-type mining pressure monitoring instrument is characterized in that the cabinet type pressure maintaining device (1) comprises a cabinet type pressure maintaining bench (102) with a box frame structure, a connecting pipeline (101) is fixedly connected to the side wall of a section bar in the box frame of the cabinet type pressure maintaining bench (102) in a welding mode through a pipe clamp support, a quick joint part is arranged on the connecting pipeline (101), the quick joint part is connected with a transitional connecting piece of an upper table plate hole of the cabinet type pressure maintaining bench (102), a connecting joint (104) is arranged above the cabinet type pressure maintaining bench (102), the connecting joint (104) is welded to two metal pipe drilling wall ports of the bench pipeline (103), and the other end of the connecting joint (104) is connected with a high-pressure rubber pipe quick joint through a control joint (105).
3. A pressure maintaining test control system for a multi-type mining pressure monitoring instrument is characterized in that the frame pressure maintaining support device (5) comprises a frame pressure maintaining support (501) and a support pipeline (502) arranged on the frame pressure maintaining support (501) through a clamping ring fixing seat, the support pipeline (502) comprises a left side oil pipe assembly (503) and a right side oil pipe assembly (504), the left side oil pipe assembly (503) and the right side oil pipe assembly (504) are welded into a whole with a connected transition wire head, the transition wire head is connected with a longitudinal hydraulic rubber pipe assembly (506) through threads, three-way valve joints are respectively arranged at the end parts of the left side oil pipe assembly (503) and the right side oil pipe assembly (504), a transverse hydraulic rubber pipe assembly (507) is connected between the three-way valve joints, one end of the transverse hydraulic rubber pipe assembly (507) is provided with a quick joint, the quick joint is connected with an accessed mining pressure instrument II (9), after the quick joint is connected into place, a mining U-shaped clamp (505) is used for fixing the quick joint with the accessed mining pressure instrument II (9), and the three-way valve joint is connected with the lower joint.
4. The pressure maintaining test control system of the multi-type mining pressure monitoring instrument is characterized in that the movable pressure maintaining support device (6) comprises a movable pressure maintaining support (601), a pipeline assembly (602), an oil cylinder (603) and a movable top shield (604) connected with the oil cylinder (603), a universal wheel mechanism with a locking mechanism is additionally arranged at the bottom of the movable pressure maintaining support (601), the pipeline assembly (602) is connected with an accessed mining pressure instrument I (8) through a quick connector, and the oil cylinder (603) is connected with an electrohydraulic control platform (3).
5. The pressure maintaining test control system for the multi-type mining pressure monitoring instrument according to claim 1, wherein the hydraulic pump station (2) comprises a groove plate (201), an oil tank (202) is arranged on the groove plate (201), an inverted motor assembly (208) is arranged at one end of the top surface of the oil tank (202), the bottom of the motor assembly (208) penetrates through the oil tank (202) through a coupler assembly (207) to be connected with a filtering and oil pump assembly (203), an oil way valve block assembly (205) is arranged at the other end of the top surface of the oil tank (202), the oil way valve block assembly (205) is connected with an electric contact pressure gauge (206) through a pipeline, and a liquid level meter (204) is arranged on the front side surface of the oil tank (202).
6. The pressure maintaining test control system of the multi-type mining pressure monitoring instrument of claim 5, wherein the oil way valve block assembly (205) is connected with the corresponding interface of the electrohydraulic control platform (3) corresponding to each oil way interface.
7. The pressure maintaining test control system for the multi-type mining pressure monitoring instrument according to claim 1, wherein the office operation platform (4) comprises a platform frame (401) positioned at the bottom, a drawer (402) is arranged above the platform frame (401), power supply plug-in connectors (403) are arranged above the drawer (402) in parallel, white boards (404) are arranged around the upper parts of the power supply plug-in connectors of the platform frame (401), and lamp tubes (405) and an operation platform top shield (406) are arranged at the top of the platform frame (401).
8. The pressure maintaining test control system for the multi-type mining pressure monitoring instrument is characterized in that the mining pressure monitoring instrument test and arrangement platform (14) comprises a support frame assembly (1401), a door plate assembly (1402) is arranged on the periphery of the bottom of the support frame assembly (1401), a drawer assembly (1403) is arranged above the door plate assembly (1402), and a panel assembly (1404) is arranged on the top of the drawer assembly (1403).
9. The pressure maintaining test control system of the multi-type mining pressure monitoring instrument according to claim 1, wherein the custom-made goods shelf (10) comprises a support (1001), a workpiece table plate (1002) is arranged at the bottom of the support (1001), a pull support (1003) is arranged above the workpiece table plate (1002), and a connecting hook (1004) is buckled and hung on a steel pipe of the pull support (1003).
10. The pressure maintaining test control system for the multi-type mining pressure monitoring instrument according to claim 1, wherein the turnover trolley (11) comprises a trolley frame (1102), universal wheels (1101) are respectively arranged at the bottoms of four limbs of the trolley frame (1102), side panels of the trolley frame (1102) are connected with a supporting plate assembly (1103) through threaded pieces, a coaming frame (1104) is arranged in the middle of the trolley frame (1102), an interlayer bedplate (1105) is welded in the trolley frame (1102), and a trolley handle (1106) is arranged at the top of the trolley frame (1102).
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| CN201193968Y (en) * | 2008-04-23 | 2009-02-11 | 周宗福 | Mining pressure sensor calibrating apparatus |
| CN102306443A (en) * | 2011-08-29 | 2012-01-04 | 泰安思科赛德电子科技有限公司 | Internet of things type transmission method for comprehensive underground mine pressure monitoring data of coal mine and monitoring system for implementing method |
| CN203310570U (en) * | 2013-07-03 | 2013-11-27 | 淮南矿业(集团)有限责任公司 | Pressure sensor calibration device |
| WO2017012285A1 (en) * | 2015-07-20 | 2017-01-26 | 太原理工大学 | Method for implementing a centralized control platform of hydraulic support on fully mechanized mining working face in underground coal mines |
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