CN113252432A - Laboratory concrete test piece standardization and automatic preparation device - Google Patents
Laboratory concrete test piece standardization and automatic preparation device Download PDFInfo
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- CN113252432A CN113252432A CN202110543528.3A CN202110543528A CN113252432A CN 113252432 A CN113252432 A CN 113252432A CN 202110543528 A CN202110543528 A CN 202110543528A CN 113252432 A CN113252432 A CN 113252432A
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- 239000004567 concrete Substances 0.000 title claims abstract description 106
- 238000002360 preparation method Methods 0.000 title claims description 32
- 238000012360 testing method Methods 0.000 title abstract description 10
- 238000003860 storage Methods 0.000 claims abstract description 128
- 239000002994 raw material Substances 0.000 claims abstract description 98
- 238000003756 stirring Methods 0.000 claims abstract description 62
- 239000000463 material Substances 0.000 claims abstract description 21
- 238000002474 experimental method Methods 0.000 claims abstract description 12
- 238000005303 weighing Methods 0.000 claims abstract description 11
- 230000001360 synchronised effect Effects 0.000 claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 92
- 239000000428 dust Substances 0.000 claims description 83
- 238000002156 mixing Methods 0.000 claims description 26
- 230000005540 biological transmission Effects 0.000 claims description 19
- 238000001035 drying Methods 0.000 claims description 17
- 239000007921 spray Substances 0.000 claims description 13
- 238000007605 air drying Methods 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 9
- 238000004891 communication Methods 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 8
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 238000010521 absorption reaction Methods 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 2
- 230000035939 shock Effects 0.000 claims description 2
- 238000010410 dusting Methods 0.000 claims 1
- 238000005485 electric heating Methods 0.000 claims 1
- 239000000654 additive Substances 0.000 description 64
- 230000000996 additive effect Effects 0.000 description 61
- 238000007790 scraping Methods 0.000 description 9
- 238000012546 transfer Methods 0.000 description 8
- 238000004140 cleaning Methods 0.000 description 7
- 238000007599 discharging Methods 0.000 description 7
- 239000013589 supplement Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 238000013461 design Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000011049 filling Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000013016 damping Methods 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000004801 process automation Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000006052 feed supplement Substances 0.000 description 1
- 230000012447 hatching Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000010606 normalization Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/38—Diluting, dispersing or mixing samples
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/36—Embedding or analogous mounting of samples
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/44—Sample treatment involving radiation, e.g. heat
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/36—Embedding or analogous mounting of samples
- G01N2001/366—Moulds; Demoulding
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The invention discloses a device for preparing concrete test pieces in a laboratory in a standardized and automatic manner, which comprises the following equipment: an automatic concrete mixer and a raw material storage tank; the automatic control equipment is electrically connected with the automatic feeder, the automatic concrete mixer and the raw material storage tank, and can control the automatic concrete mixer, the raw material storage tank and the automatic feeder to be automatically configured according to experiments and corresponding specifications according to corresponding parameters of concrete to be mixed or the requirements of an experimenter; wherein, raw materials storage jar is used for storing the raw materials to can require then to stir in transmitting concrete automatic mixer various former materials through automatic material conveying machine according to the demand of raw materials, just automatic material conveying machine can require automatic weighing according to the experimental parameter, and realize the synchronous cooperative control with raw materials storage jar through feedback information to automatic control equipment. The invention improves the working efficiency.
Description
Technical Field
The invention relates to the technical field of stirring equipment, in particular to a laboratory concrete mixer and equipment for automatically preparing a concrete sample.
Background
With the development of the capital construction industry in China and new requirements for building materials under new conditions, a laboratory is very important as a hatching chamber for new materials and technical research birth. At present, in the concrete laboratory preparation concrete sample process, there are following problems mainly:
(1) the storage problem of various raw materials in a laboratory is that the laboratory is fatigued to be tidied and looks dirty and bad due to the field or the tense experiment. In addition, the additive has the problems of taking and storing, and the additive cannot be effectively stored and protected after being used, and is likely to go bad or become denatured and invalid in a short time to be wasted;
(2) the traditional stirrer used in the laboratory has the advantages of high noise, large dust and easiness in stone clamping, and the environment of the laboratory is seriously influenced due to large jolting and vibration in the stirring process;
(3) the manual operation is adopted in the concrete preparation process, the concrete preparation process is influenced by artificial subjective factors and the like, the mechanical damage caused by misoperation is easy to occur, the concrete discharging rate is low, the loss is high, the precision cannot be guaranteed, and the manual labor intensity and the cost are increased;
(4) concrete has certain consistency, bonds easily on the inner wall of mixer, and the long-time not washing can solidify at the mixer inner wall and condense, not only causes the pollution to the mixer inner wall, but also can influence concrete mixer's usage space. Most of the traditional concrete mixers at present adopt manual cleaning, the cleaning effect is influenced by subjective factors of users, the cleaning effect is uneven, meanwhile, the cleaning time is long, and the operation is inconvenient;
(5) the water-cement ratio has played decisive effect to the intensity of concrete, and the laboratory generally adopts artifical water feeding and other relevant admixtures, adds water many times and can not accurate control, and the homogeneity can not obtain effectual guarantee, leads to water poor at the mix nature of concrete, influences the preparation performance.
Disclosure of Invention
In order to solve the problems existing in the background technology, the preparation of the concrete sample in the laboratory is quicker, the efficient, accurate and standard operation is realized, and a clean and tidy laboratory is created. The invention provides the laboratory concrete test piece standardization and automatic preparation device which is simple and reasonable in structural design, convenient to operate and use, capable of solving the problems of low preparation speed, low efficiency, high environmental pollution, messy and poor concrete laboratory and the like of laboratory concrete and test pieces thereof, capable of greatly improving the efficiency of the preparation work of the laboratory concrete and the test pieces thereof and reducing the cost, and has important application prospect and practical significance.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a laboratory concrete sample standardization and automatic preparation facilities, includes following equipment:
the concrete automatic mixer and the raw material storage tank are fixed at corresponding positions of the laboratory according to the layout of the laboratory and the requirements of the experiment;
the automatic control equipment is connected between the automatic concrete mixer and the raw material storage tank, is electrically connected with the automatic feeder, the automatic concrete mixer and the raw material storage tank, and can control the automatic concrete mixer, the raw material storage tank and the automatic feeder to be automatically configured according to experiments and corresponding specifications according to corresponding parameters of concrete to be mixed or the requirements of an experimenter;
the automatic feeding machine can automatically weigh according to the experimental parameter requirements and realize the synchronous cooperative control of the raw materials with the raw material storage tank through feedback information to the automatic control equipment.
Preferably, in order to avoid the concrete from being bonded on the inner wall of the mixer, the concrete can be solidified and condensed on the inner wall of the mixer after not being cleaned for a long time, the pollution is not only caused to the inner wall of the mixer, but also the use space of the concrete mixer can be influenced, the automatic cleaning is realized, the operation is more convenient, the concrete automatic mixer is fixed on a mixer base, two hydraulic legs which can adjust the height and have the damping effect according to the experimental requirement are arranged at the bottom of the mixer base, the concrete automatic mixer comprises a mixing chamber and a motor, the mixing chamber is fixed on the mixer base, the output of the motor extends into the mixing chamber and is connected with a main mixing rotor, the main mixing rotor is connected with auxiliary mixing rotors positioned at two sides of the main mixing rotor in a matching way through a first gear and a second gear, and a scraping wall matched with the auxiliary mixing rotors is arranged in the mixing chamber, the wall scraping device not only can stir concrete, but also can prevent the concrete from being attached to the wall of a stirring chamber in the stirring engineering, a main stirring machine controller which is electrically connected with an automatic control device and can receive the command of the automatic control device to control the operation of the whole stirring machine is arranged on the left side of the stirring chamber, a charging opening communicated with the automatic charging machine is arranged on the right side edge of the stirring chamber, a discharging opening of the stirring machine is also arranged on the left side of the stirring chamber, a storage valve rod which can ensure the communication between the discharging opening of the stirring machine and the stirring chamber after moving up and down is arranged on the inner wall of the left side of the stirring chamber, a discharging opening control valve is arranged on the storage valve rod, the main stirring machine controller is connected with the discharging opening control valve through a data line, the discharging opening control valve receives the command of the main stirring machine controller, and further controls the up and down movement of the valve rod to control the opening degree of the discharging opening, the purpose of controlling the storage speed and the storage quantity is achieved, the dust removal and quick air dryer is arranged on the side edge of the charging hole, the additive storage and the water cylinder which are communicated with the stirring chamber are further arranged above the stirring chamber, the additive charging pipe which is communicated with the additive storage and the water adding pipe which is communicated with the water cylinder are arranged in the stirring chamber, more than one additive spray nozzle is arranged on the additive charging pipe, and more than one water spray nozzle is arranged on the water adding pipe.
Preferably, in order to realize automatic feeding, the internal structures of the additive storage device and the water cylinder are consistent, only different stored objects are different, a feed pipe communicated with the stirring chamber is arranged below the additive storage device, an additive storage device controller is arranged on the side edge of the feed pipe, a control valve and a valve plate are arranged in the feed pipe, the control valve is positioned on the valve plate, a hollow piston distance control rod and a water level sensor are arranged in the additive storage device, a feeding pipe penetrates through the piston distance control rod, the upper end of the feeding pipe is welded with a cover plate, a telescopic distance control piston with a side wall attached to the inner wall of the additive storage device is connected after the lower part of the feeding pipe extends out of the piston distance control rod, the telescopic distance control piston is provided with a feeding control valve electrically connected with the additive storage device controller, and the feeding control valve is opened or closed by the additive storage device controller, when the water level sensor is not completely soaked, it is indicated that water or medicament exists inside the water level sensor, the feeding control valve does not work at the moment, the additive storage controller sends alarm information to remind an experimenter of adding water or the additive, the additive storage controller realizes the addition or stop of the water and the additive by controlling the control valve and the valve plate to be closed, the cover plate is pulled out to drive the feeding pipe to be opened, when water or the additive needs to be added, the feeding control valve is opened, the rest time is in a closed state, the piston distance control rod is welded with the piston, and the piston distance control rod can control the movement of the piston through the telescopic distance according to needs so as to control the amount of the added water or the additive.
Preferably, the upper ends of the water adding pipe and the additive feeding pipe are connected with the corresponding additive storage and the water cylinder through a multi-channel interface, a bearing capable of freely rotating and switching the water adding pipe and the two pipes of the additive feeding pipe is arranged on the multi-channel interface, and a compression spring which enables the two pipes of the water adding pipe and the two pipes of the additive feeding pipe to be in close contact with the multi-channel interface and avoids raw material overflow is arranged on the side wall of the bearing.
In order to facilitate movement, the bottom of the liquid pressure foot is in contact with the ground through a control wheel with a fixing bolt.
In order to further carry out automatic clearance and dust removal effect in the agitator chamber, improve work efficiency, be provided with dust removal and quick air dryer at the charge door side, be provided with the feed inlet shrouding in the top of charge door, dust removal and quick air dryer including dust removal and quick air-dry controller, suction chamber, clean room and reservoir chamber, the suction chamber be located dust removal and quick air-dry controller below, the clean room be located the suction chamber below, be provided with the dust absorption mouth shrouding at the side of suction chamber and the intercommunication mouth of charge door, be provided with the suction chamber shrouding on the intercommunication mouth of suction chamber and clean room, be provided with between reservoir chamber and the clean room with water injection and the water spray wall of clean room, the below of clean room is connected with a compressor, there is the reservoir chamber in the below intercommunication of compressor, realizes opening the dust absorption mouth shrouding respectively through dust removal and quick air-dry controller, After the dust suction chamber is sealed, the dust generated in the stirring or charging process is absorbed by the dust suction chamber, then is humidified and precipitated on a compressor by a dust removal chamber, and is compressed into a compact block shape and then is stored in a dust storage chamber; be provided with the drying chamber at the dust storage room side, be provided with hot-blast fan and heating wire in the drying chamber, the drying chamber is provided with the drying door shrouding with the intercommunication mouth department of charge door, realizes when the concrete of needs continuous control different grade type, and dust removal and quick air-dry controller start immediately through control hot-blast fan and heating wire, realize drying through the humidity in the hot-blast accelerated mixer.
As preferred, for the convenience of operation, raw materials storage jar is including jar body and the raw materials storage tank controller of being connected with automated control equipment electricity, the top of former jar body is provided with a storage cover, is provided with as the delivery outlet in the below of jar body to can be provided with the filling tube with the automatic material conveying machine intercommunication, be provided with the raw materials control panel that can open or close in the filling tube, be provided with the raw materials control valve that the control raw materials control panel opened or closed on the raw materials control panel, be provided with in the filling tube side and be connected with the raw materials control valve electricity the raw materials storage tank controller is provided with the more than one sensor that is used for detecting the raw materials volume in the raw materials storage tank controller.
As preferred, make whole circuit operation more convenient, the automatic material conveying machine includes automatic material conveying machine controller, motor, weighing device, hopper, conveying axle, transfer gear, conveyer belt, feeder outer wall and pan feeding mouth, wherein, automatic material conveying machine controller and automatic control equipment intercommunication be used for receiving automatic control equipment's instruction and control whole feeding equipment's work, one side of feeder outer wall is provided with the motor and the automatic material conveying machine controller, is provided with synchronous drive's conveyer belt and conveying axle in the feeder outer wall, the one end of conveyer belt is arranged in the feeder outer wall and is connected with a transfer gear, the other end of conveyer belt stretches out the feeder outer wall and is connected with a transfer gear, the motor be connected with drive wheel and conveying axle electricity and provide power and control transmission rate for conveying axle, transfer gear and conveyer belt, the weighing device is located above the outer wall of the feeding machine, a hopper is arranged on the weighing device, the weighing device and a control valve capable of opening an opening below the hopper are arranged below the hopper, the weighing device can weigh the weight of raw materials in the hopper according to an instruction of an automatic feeding machine controller and is opened through the control valve, the raw materials are conveyed into a conveying device on the outer wall of the feeding machine, and the feeding port is located on the other side of the outer wall of the feeding machine and used for accurately conveying the raw materials into a feeding port of the automatic concrete mixer.
As the optimization, realize the angle and adjust wantonly, height-adjustable and convenient the removal simultaneously, the below of charging machine outer wall is provided with can adjust the charging machine outer wall and carry out the commentaries on classics ball that rotates of degree, is provided with the altitude mixture control pole that can the oscilaltion in the below of changeing the ball, is provided with the brace table in the below of altitude mixture control pole, is provided with the control wheel in the below of altitude mixture control pole.
Compared with the prior art, the invention has the following beneficial effects: overall structure design is simple, reasonable, and operation convenient to use can solve a great deal of difficulty that exists at present in laboratory concrete and the preparation of test piece for the efficiency of laboratory concrete and test piece preparation work obtains greatly improving, and the cost is lower relatively, and life cycle is long, repeatedly usable, and full process automation control effectively practices thrift the manpower and reduces the loss, has important application prospect and practical meaning, suitable using widely.
Drawings
FIG. 1 is a general layout of a laboratory concrete specimen normalization and automation preparation apparatus of the present invention;
FIG. 2 is a simplified diagram of an automatic concrete mixer of the device for standardized and automated preparation of laboratory concrete samples according to the present invention;
FIG. 3 is a top view of an automatic concrete mixer of a device for the standardized and automated preparation of laboratory concrete specimens in accordance with the present invention;
FIG. 4 is a cross-sectional view taken along line I-I of FIG. 2;
FIG. 5 is a schematic view of a connecting structure of a multi-channel interface, a water feeding pipe and an additive feeding pipe according to the present invention;
FIG. 6 is a cross-sectional view taken along line II-II in FIG. 5
FIG. 7 is a schematic cross-sectional view of the multi-channel interface of FIG. 5 connected to a water feeding pipe and an additive feeding pipe;
FIG. 8 is a simplified diagram of an admixture storage apparatus of an automatic concrete mixer of a concrete specimen standardization and automation preparation apparatus for a laboratory according to the present invention (the structural schematic diagram of a water vat is consistent with the structural schematic diagram of the admixture storage apparatus);
FIG. 9 is a simplified view of a raw material storage tank of a device for the standardized and automated preparation of laboratory concrete specimens in accordance with the present invention;
FIG. 10 is a simplified view of an automatic feeder of a device for the standardized and automated preparation of laboratory concrete specimens in accordance with the present invention;
fig. 11 is a cross-sectional view taken along line iii-iii of fig. 10.
In the figure: an automatic concrete mixer 1, a raw material storage tank 2, an automatic feeder 3, an automatic control device 4, a mixing chamber 1-1, a motor 101, a liquid pressure foot 102, a mixer base 103, a mixing chamber wall 104, a mixer main controller 105, a mixer outlet 106, an outlet control valve 1061, a storage valve stem 1062, a dust and quick air dryer 107, an additive storage 108, a water tank 109, a scraping wall 110, a mixing auxiliary rotor 111, a mixing main rotor 112, a first gear 112-1, a second gear 112-3, a feed inlet 113, an additive storage controller 1081, a feed pipe 1082, a control valve 1083, a valve plate 1084, a water level sensor 1085, a cover plate 1086, a feed pipe 1087, a piston distance control rod 1088, a telescopic distance control piston 1089, a feed supplement control valve 10871, a seal plate feed inlet 1071, a dust and quick air drying controller 1072, a dust suction port seal plate 1073, a drying port seal plate 1074, a seal plate, A dust collection chamber 1075, a dust collection chamber seal plate 1076, a water storage chamber 1077, a water spray wall 1078, a dust collection chamber 1079, a compressor 10710, a dust storage chamber 10711, a hot air fan 10712, a heating wire 10713, a water adding shower 1101, an additive shower 1102, a water adding pipe 1103, a multi-channel interface 1103-1, an additive charging pipe 1104, a bearing 1105, a hold-down spring 1106, a feed inlet seal plate 1071, a dust collection and quick air drying controller 1072, a dust collection chamber 1075, a dust collection chamber 1079, a water storage chamber 1077, a dust collection port seal plate 1073, a dust collection chamber seal plate 1076, a dust collection chamber 1079, a water spray wall 1078, a compressor 10710, a dust storage chamber 10711, a hot air fan 10712, a heating wire 10713, a drying chamber 10714, a tank 2-1, a raw material storage tank controller 201, a charging pipe 202, a raw material control valve 203, a raw material control panel 204, a sensor 205, a tank cover 206, an automatic feeder controller 301, a motor 302, a weighing device 303, a hopper 304, a conveying shaft 305, a conveying wheel 306, a conveying wheels, The device comprises a conveyor belt 307, a feeder outer wall 308, a feeding port 309, a rotary ball 310, a height adjusting rod 311, a support table 312 and a control wheel 313.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1-11, an embodiment of the present invention is shown: the utility model provides a laboratory concrete sample standardization and automatic preparation facilities, includes following equipment:
the concrete automatic mixer 1 and the raw material storage tank 2 are fixed at corresponding positions of a laboratory according to the layout of the laboratory and the requirements of the experiment;
the automatic control system comprises an automatic feeder 3 connected between an automatic concrete mixer 1 and a raw material storage tank 2, and automatic control equipment 4 which is electrically connected with the automatic feeder 3, the automatic concrete mixer 1 and the raw material storage tank 2 and can control the automatic concrete mixer 1, the raw material storage tank 2 and the automatic feeder 3 to be configured according to experiments and corresponding specifications according to corresponding parameters of concrete to be mixed or the requirements of experimenters;
the raw material storage tank 2 is used for storing raw materials and can be fed into the automatic feeder 3 according to the demand requirement of the raw materials, the automatic feeder 3 transmits various raw materials to the automatic concrete mixer 1 for stirring, the automatic feeder 3 can automatically weigh according to the experimental parameter requirement and realize the synchronous cooperative control of the raw materials with the raw material storage tank 2 through feedback information to the automatic control equipment 4.
Preferably, in order to avoid the concrete from being bonded on the inner wall of the mixer, the concrete can be solidified and condensed on the inner wall of the mixer without being cleaned for a long time, the inner wall of the mixer is not only polluted, but also the use space of the concrete mixer can be influenced, the automatic cleaning is realized, the operation is more convenient, the concrete automatic mixer 1 is fixed on a mixer base 103, two hydraulic feet 102 capable of adjusting the height and playing a role of damping according to the experimental requirement are arranged at the bottom of the mixer base 103, the concrete automatic mixer 1 comprises a mixing chamber 1-1 and a motor 101, the mixing chamber 1-1 is fixed on the mixer base 103, the output of the motor 101 extends into the mixing chamber 1-1 and is connected with a mixing main rotor 112, and the mixing main rotor 112 is connected with mixing auxiliary rotors positioned at two sides of the mixing main rotor 112 through a first gear 112-1 and a second gear 112-3 in a matching manner 111, a scraping wall 110 matched with the stirring auxiliary rotor 111 is arranged in the stirring chamber 1-1, the scraping wall 110 not only can stir the concrete but also can prevent the concrete from attaching to the wall of the stirring chamber 1-1 in the stirring engineering, a main stirrer controller 105 which is electrically connected with the automatic control equipment 4 and can receive the instruction of the automatic control equipment 4 to control the operation of the whole stirrer is arranged at the left side of the stirring chamber 1-1, a feed inlet 113 communicated with the automatic feeder 3 is arranged at the right side of the stirring chamber 1-1, a stirrer discharge port 106 is also arranged at the left side of the stirring chamber 1-1, a material storage valve rod 1062 which can ensure the communication between the stirrer discharge port 106 and the stirring chamber 1-1 after moving up and down is arranged on the inner wall at the left side of the stirring chamber 1-1, a discharge port control valve 1061 is arranged on the material storage valve rod 1062, the main controller 105 of the stirrer is connected with a discharge port control valve 1061 through a data line, the discharge port control valve 1061 receives an instruction of the main controller 105, and further controls a storage valve rod 1062 to move up and down to control the opening degree of a discharge opening, so as to achieve the purpose of controlling the storage speed and quantity, a dust removal and quick air dryer 107 is arranged on the side of a charging port 113, an additive storage 108 and a water cylinder 109 which are communicated with the stirring chamber 1-1 are also arranged above the stirring chamber 1-1, an additive feeding pipe 1104 communicated with the additive storage 108 and a water adding pipe 1103 communicated with the water cylinder 109 are arranged in the stirring chamber 1-1, more than one additive spray nozzle 1102 is arranged on the additive feeding pipe 1104, and more than one water adding spray nozzle 1101 is arranged on the water adding pipe 1103. The additive storage reservoirs 108 described in the present embodiment were 3 in total.
Preferably, in order to realize automatic charging, the internal structures of the additive storage 108 and the water cylinder 109 are the same, except for different stored objects, a feed pipe 1082 communicated with the stirring chamber 1-1 is arranged below the additive storage 108, an additive storage controller 1081 is arranged on the side of the feed pipe 1082, a control valve 1083 and a valve plate 1084 are arranged in the feed pipe 1082, the control valve 1083 is positioned on the valve plate 1084, a hollow piston distance control rod 1088 and a water level sensor 1085 are arranged in the additive storage 108, a feed pipe 1087 penetrates through the piston distance control rod 1088, the upper end of the feed pipe 1087 is welded with a cover plate 1086, a telescopic distance control piston 1089 with a side wall attached to the inner wall of the additive storage 108 is connected after the piston distance control rod 1088 extends below the feed pipe 1087, a control valve 10871 electrically connected with the additive storage controller 1081 is arranged on the telescopic distance control piston 1089, the supplement control valve 10871 is opened or closed by an additive storage controller 1081, and the additive storage 108 is communicated with the charging pipe 1082 when the supplement control valve 10871 is opened, when the supplement control valve is in work, the additive storage controller 1081 receives an instruction of the main mixer controller 105 and a signal of a water level sensor 1085, when the water level sensor 1085 is not completely soaked, it is indicated that water or medicament exists inside, at the moment, the supplement control valve 10871 does not work, the additive storage controller 1081 sends an alarm message to remind an experimenter of adding water or the additive, the additive storage controller 1081 controls the control valve 1083 and the valve plate 1084 to be closed to realize the addition or stop of the water and the additive, the cover plate 1086 is pulled out to drive the supplement pipe 1087 to be opened, when the water or the additive is required to be supplemented, the supplement control valve 10871 is opened, the rest of time is in a closed state, the piston distance control rod 1088 is welded with the piston 1089, and the piston distance control rod 1088 can control the addition through the telescopic distance control and further control the movement of the piston 1089 according to control the supplement distance The amount of water or admixture.
Preferably, the water feeding pipe 1103 and the upper end of the admixture feeding pipe 1104 are connected with the corresponding admixture storage 108 and the water cylinder 109 through a multi-channel interface 1103-1, a bearing 1105 capable of freely rotating and switching the two pipes of the water feeding pipe 1103 and the admixture feeding pipe 1104 is arranged on the multi-channel interface 1103-1, and a compression spring 1106 for enabling the two pipes of the water feeding pipe 1103 and the admixture feeding pipe 1104 to be in close contact with the multi-channel interface 1103-1 is arranged on the side wall of the bearing 1105 to prevent raw materials from overflowing.
For convenient movement, the bottom of the hydraulic foot 102 is in contact with the ground through a control wheel 1021 with a fixed bolt.
In order to further perform automatic cleaning and dust removing functions in the stirring chamber and improve the working efficiency, a dust removing and quick air dryer 107 is arranged on the side edge of the charging port 113, a feeding port seal plate 1071 is arranged above the charging port 113, the dust removing and quick air dryer 107 comprises a dust removing and quick air drying controller 1072, a dust collection chamber 1075, a dust collection chamber 1079 and a water storage chamber 1077, the dust collection chamber 1075 is positioned below the dust removing and quick air drying controller 1072, the dust collection chamber 1079 is positioned below the dust collection chamber 1075, a dust collection port seal plate 1073 is arranged on the side edge of the dust collection chamber 1075 and the communication port of the charging port 113, a dust collection chamber seal plate 1076 is arranged on the communication port of the dust collection chamber 1075 and the dust collection chamber 1079, a water spraying wall 1078 for spraying water into the dust collection chamber 1079 is arranged between the water storage chamber 1077 and the dust collection chamber 1079, a compressor 10710 is connected below the communication port of the compressor 10710, after the dust collection port sealing plate 1073 and the dust collection chamber sealing plate 1076 are respectively opened by the dust collection and rapid air drying controller 1072, dust generated in the process of stirring or charging is absorbed by the dust collection chamber 1075, then is humidified and precipitated on the compressor 10710 by the dust collection chamber 1079, and is stored in the dust storage chamber 10711 after being compressed into a compact block; be provided with drying chamber 10714 at dust storage room 10711 side, be provided with hot-blast fan 10712 and heating wire 10713 in the drying chamber 10714, drying chamber 10714 is provided with drying opening shrouding 1074 with the intercommunication mouth department of charge door 113, realizes when the concrete of needs continuous control different grade type, and dust removal and quick air-dry controller 1072 start immediately through controlling hot-blast fan 10712 and heating wire 10713, realizes drying through the humidity in the hot-blast speed mixer.
Preferably, for convenience of operation, the raw material storage tank 2 includes a tank body 2-1 and a raw material storage tank controller 201 electrically connected to the automation control device 4, a storage tank cover 206 is disposed above the tank body 2-1, a feeding pipe 202 serving as an output port and capable of being communicated with the automatic feeder 3 is disposed below the tank body 2-1, a raw material control board 204 capable of being opened or closed is disposed in the feeding pipe 202, a raw material control valve 203 for controlling the raw material control board 204 to be opened or closed is disposed on the raw material control board 204, the raw material storage tank controller 201 electrically connected to the raw material control valve 203 is disposed on a side of the feeding pipe 202, and one or more sensors 205 for detecting a raw material amount are disposed in the raw material storage tank controller 201.
Preferably, the automatic feeding machine 3 includes an automatic feeding machine controller 301, a motor 302, a weighing device 303, a hopper 304, a transmission shaft 305, a transmission wheel 306, a transmission belt 307, a feeding machine outer wall 308 and a feeding port 309, wherein the automatic feeding machine controller 301 is communicated with the automatic control device 4 for receiving instructions from the automatic control device 4 and controlling the operation of the whole feeding device, the motor 302 and the automatic feeding machine controller 301 are arranged on one side of the feeding machine outer wall 308, the transmission belt 307 and the transmission shaft 305 are arranged in the feeding machine outer wall 308 and synchronously driven, one end of the transmission belt 307 is arranged in the feeding machine outer wall 308 and connected with the transmission wheel 306, the other end of the transmission belt 307 extends out of the feeding machine outer wall 308 and connected with the transmission wheel 306, and the motor 302 is electrically connected with the transmission wheel 306 and the transmission shaft 305 to form the transmission shaft 305, the transmission shaft 306, the transmission shaft 305 and the transmission shaft 305 are electrically connected with the transmission shaft 305, The conveying wheel 306 and the conveying belt 307 provide power and control the conveying speed, the weigher 303 is positioned above the outer wall 308 of the charging machine, the hopper 304 is arranged on the weigher 303, the weigher 303 and a control valve 3031 capable of opening an opening below the hopper are arranged below the hopper 304, the weigher 303 can weigh the weight of raw materials in the hopper 304 according to the instruction of the automatic charging machine controller 301 and send the raw materials into the conveying device of the outer wall 308 of the charging machine for conveying through opening the control valve 3031, the feeding port 309 is positioned at the other side of the outer wall 308 of the charging machine and is used for accurately sending the raw materials into the charging port 113 of the automatic concrete mixer 1, and as the structural schematic diagram of the water cylinder is consistent with the structural schematic diagram of the additive storage device and only the contents stored in the inner part are different, the principle of how the water cylinder adds water or adds water to the water cylinder is consistent with the principle of the charging agent, this is illustrated with reference to fig. 8.
Preferably, the angle can be adjusted arbitrarily, the height can be adjusted, and the feeder can be moved conveniently, a rotating ball 310 capable of adjusting the feeder outer wall 308 to rotate 360 degrees is arranged below the feeder outer wall 308, a height adjusting rod 311 capable of ascending and descending is arranged below the rotating ball 310, a support table 312 is arranged below the height adjusting rod 311, and a control wheel 313 is arranged below the height adjusting rod 311.
In this embodiment, the whole operation principle is as follows: firstly: the automatic concrete mixer 1 and the raw material storage tank 2 are fixed at corresponding positions of a laboratory according to the layout of the laboratory and the requirements of the experiment and are connected through an automatic feeder 3, and the automatic control equipment 4 controls the automatic concrete mixer 1, the raw material storage tank 2 and the automatic feeder 3 to be configured according to the corresponding parameters of the concrete to be mixed or the requirements of an experimenter; raw materials storage jar 2 stirs concrete automatic mixer 1 through automatic material conveying machine 3 with various former materials according to the needs of experiment raw materials, and automatic material conveying machine 3 can require automatic weighing according to the experiment parameter simultaneously, realizes the synchronous cooperative control with raw materials storage jar 2 through feedback information to automatic control equipment 4, and the operation control of each procedure of automatic control equipment 4 overall control, guarantees that the preparation of concrete sample is in order, high-efficient, the accuracy goes on.
The liquid pressure foot 102 can adjust the height according to the experiment requirement and play a role of shock absorption in the arrangement of the automatic concrete mixer 1, so that the stability of the concrete mixing process is ensured, the control wheel 1021 is helpful for adjusting and moving the position of the automatic concrete mixer 1, and then the position is fixed through the fixing bolt; the motor 101 drives the stirring main rotor 112, and drives the stirring auxiliary rotor 111 and the scraping wall 110 to rotate through gear connection to fully stir the raw materials, and the scraping wall 110 can prevent concrete from attaching to the stirring wall in the stirring process while stirring the concrete; the mixer main controller 105 controls the operation of the whole mixer by receiving the instruction of the automatic control equipment 4, and controls the opening degree of the storage valve rod 1062 by adjusting the discharge port control valve 1061, so that the discharge amount and the discharge rate of concrete are effectively controlled, and the discharge port 106 accurately places the concrete into a mould, thereby effectively avoiding the waste of the concrete; the additive storage 108 and the water cylinder 109 are identical in structure and working principle, and are different in storage, the principle and the specific structure of the additive storage 108 are illustrated by taking the additive storage as an example, wherein the admixture memory controller 1081 water tank controller is used for receiving instructions from the main mixer controller 105 and signals from the water level sensor 1085, when the water level sensor 1085 is not completely soaked, the additive storage controller 1081 water cylinder controller sends alarm information to remind an experimenter of adding water or additives, the adding pipe 1082 is connected with the scraping wall 110, the additive storage controller 1081 water cylinder controller realizes the adding or stopping of water and additives by controlling the closing of the control valve 1083 and the valve plate 1084, the cover plate 1086 is fixedly connected with the adding pipe 1087, when water or additives need to be added, the adding control valve 10871 is opened, the piston distance control rod 1088 controls the movement of the piston 1089 through the telescopic distance so as to control the amount of the added water or the additive when the valve is closed in other time; the water feeding pipe 1103 on the upper part of the scraping wall 110 is connected with the water feeding spray head 1101 to ensure uniform water feeding, the additive feeding pipe 1104 is connected with the additive spray head 1102 to ensure uniform additive feeding, the bearing 1105 in the water and additive feeding pipe interface E ensures that the upper and lower pipes rotate freely, the compression spring 1106 ensures that the upper and lower pipes are in close contact, and raw materials cannot overflow; the feed inlet 113 is used for adding various raw materials, and the dust chamber 1075 absorbs dust generated in the stirring or feeding process, humidifies and deposits on the compressor 10710 through the dust chamber 1079, and stores the dust in the dust storage chamber 10711 after being compressed into a compact block; when concrete of different types needs to be continuously mixed, after the mixer is cleaned, the hot air fan 10712 and the heating wire 10713 are immediately started, the humidity in the mixer is accelerated by hot air to meet experimental requirements, and how to feed the admixture storage 108 with a structure similar to an injector belongs to the conventional technology without specific description, meanwhile, how to connect the multi-channel interface 1103-1 with the corresponding admixture storage 108 and the water cylinder 109, and the structural connection structure of the bearing 1105 and the connection structure of the compression spring 1106, which can freely rotate and switch the two pipes of the water feeding pipe 1103 and the admixture feeding pipe 1104, which are arranged on the multi-channel interface 1103-1, belong to the conventional technology which can be realized by technicians in the field after learning the technical scheme, so specific description is not needed.
In the raw material storage tank 2 device, the raw material storage tank controller 201 controls the closing of the raw material control plate 204 in the raw material control valve 203, and realizes synchronous cooperative work with the automatic control device 4 of the automatic feeder 3; the sensor 205 is used to monitor the amount of raw material, when the raw material is insufficient, the sensor 205 transmits relevant information to the raw material storage tank controller 201 and gives an alarm; the storage tank cover plate 206 has the functions of sealing, moisture-proof and pollution-proof.
In the automatic feeder 3 device, the automatic feeder controller 301 controls the operation of the whole feeding device by receiving the instruction of the automatic control device 4; the motor 302 powers the transfer shaft 305, transfer wheel 306, and transfer belt 307 and controls the transfer rate; the weigher 303 weighs the raw material in the hopper 304 according to the instruction of the automatic feeder controller 301, and adds the raw material into the conveying device for conveying through controlling the control valve 3031; the conveying shaft 305 and the conveying belt 307 are synchronously conveyed, so that the conveying rate is improved, the conveying rate is effectively ensured, and the loss of raw materials is effectively reduced; the outer wall 308 of the feeder can be contracted or stretched according to the distance required to be transported in the laboratory to adjust the distance; the feeding port 309 accurately feeds the raw materials into the feeding port 113 of the automatic concrete mixer 1; the rotary ball 310 can adjust the outer wall 308 of the charger to rotate 360 degrees as required; the height adjusting rod 311 moves up and down on the outer wall 308 of the feeder; the support table 312 supports the entire automatic charging machine 3; the control wheel 313 adjusts the position of the automatic feeder 3 according to the experimental needs. It should be noted that the types of components and the control program of the control part are conventional in the art, and therefore, they are not described in detail.
Therefore, the whole equipment has the following technical effects: overall structure design is simple, reasonable, and operation convenient to use can solve a great deal of difficulty that exists at present in laboratory concrete and the preparation of test piece for the efficiency of laboratory concrete and test piece preparation work obtains greatly improving, and the cost is lower relatively, and life cycle is long, repeatedly usable, and full process automation control effectively practices thrift the manpower and reduces the loss, has important application prospect and practical meaning, suitable using widely.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (9)
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| CN113252432B (en) | 2024-06-14 |
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