TWM621209U - Gas and fluid metering equipment installed in mobile pressure vessels - Google Patents

Abstract

This creation provides a gas and fluid metering equipment installed in a mobile pressure vessel, which is provided with a body, a pressure regulating unit, a metering sensing unit, and a metering unit. One end of the metering unit is provided with an inlet end and the other One end is provided with an outlet end. The inlet end is assembled with a mobile pressure vessel and the pressure regulating unit to allow a gas fluid in the mobile pressure vessel to flow in from the inlet end, and the metering and sensing unit is It is arranged between the inlet end and the outlet end, and can sense the flow rate of the gas fluid flowing through the metering unit and generate a flow rate message; according to this, it can be directly installed in a mobile pressure vessel and use electronic transmission information to provide a The remote platform is not limited to traffic-related information and control.

Description

Gas and fluid metering equipment installed in mobile pressure vessels

This creation is related to a gas and fluid metering device installed in a mobile pressure vessel, especially a gas and fluid metering device that can be directly installed in a mobile pressure vessel.

Mobile pressure vessel broadly refers to tank or bottle transportation equipment consisting of a pressure vessel body or a steel seamless bottle pressure vessel and a traveling device or frame that are permanently connected, including railway tank cars, automobile tank cars, and long tube trailers. , Tank container and tube bundle container, etc. Among them, most of the mobile pressure vessels packed in cans are used to store and contain gaseous fluids, liquids, liquefied gaseous fluids and other media.

For LPG suppliers, some use fixed gas pipelines for supply. Therefore, operators need to hire consultants to copy each user’s consumption from door to door each month or during a period of time; as for the purchase of barrels of LPG For users, it is often the case that half of the bathing and washing is because the gas is chiseled and there is no hot water, or the cooking is half without the gas, or it is estimated based on the degree and frequency of the use of natural gas as the experience value. When should I buy gas barrels for storage at home in case of emergencies; however, there are safety concerns about fire and explosion prevention when storing gas barrels, and must be handled with care to avoid endangering the safety of homes and neighborhoods.

The use of the aforementioned mobile pressure vessel to contain gas, fluid, liquid, liquefied gas fluid, etc., in addition to the aforementioned civil gas fluid, other needs such as industrial or medical needs, usually mobile pressure vessels are also used for loading Related gas fluids, such as nitrogen, oxygen or other gas fluids, liquids, liquefied gas fluids, etc., users usually cannot accurately estimate the remaining inventory of the mobile pressure vessel fluid, which makes it impossible to accurately estimate when the manufacturer needs to be asked Therefore, users often estimate the inventory based on the frequency of use in the past, or shake the cylinder to feel the remaining air and fluid inventory, and then decide when to order in advance. However, in special circumstances, it may be because the airflow cannot be continuously supplied. It may cause the loss of stock or the danger of life, and even the need to store the spare bottles. There is a certain risk when the spare bottles are placed in a non-professional environment for a long time. Therefore, if you can accurately know the contents of each mobile pressure vessel Gas and fluid usage, or accurate prediction of inventory, will help the industry and users to distribute, order, manage and use these gas cylinders safely. At present, although there are meters on the market that can assist in monitoring the usage of gas and fluid , But they are all installed on fixed piping, and even need to manually copy the usage amount. Therefore, how to solve the use and management of the gas and fluid flow in this mobile cylinder is a problem that the industry urgently wants to solve. .

In view of the above point of view, this creation proposes a gas and fluid metering device installed in a mobile pressure vessel to solve the problem of the current fixed pipe metering device being difficult to implement. It is provided with a body, a pressure regulating unit, and a metering sensing unit. , And a metering unit. One end of the metering unit is provided with an inlet end, and the other end is provided with an outlet end. The inlet end is assembled with a mobile pressure vessel and the pressure regulating unit to allow the mobile pressure A gas fluid in the container flows in from the inlet end, and the metering sensing unit is arranged between the inlet end and the outlet end, and can sense the flow rate of the gas fluid flowing through the metering unit and generate a flow rate message; Accordingly, it can be directly installed in a mobile pressure vessel, using electronic transmission of information to provide a remote platform that is not limited to flow-related information and control.

Further, it can also include a circuit board electrically connected to the metering sensing unit, the circuit board is provided with a processing unit and a storage unit, the processing unit is electrically connected to the storage unit and the metering sensing unit, and the The processing unit can process the flow information to generate a flow information, and the storage unit can be used for the processing unit to read and write the flow information; and a communication module, which is electrically connected to the processing unit, and can generate the flow information Transmission to a remote platform, based on this, a remote platform can be provided for inventory management and monitoring. At the same time, the pressure adjustment unit is connected to the measurement sensing unit, so that the remote platform can also remotely control the pressure adjustment unit. To control the flow rate of the gas fluid to stabilize. In addition, the metering unit can also include a preset time of static detection of usage to ensure that the device is removed by an unscrupulous user and used in theft.

Therefore, by providing the metering sensing unit between the inlet end and the outlet end and connecting with the gas and fluid outlet end of a mobile pressure vessel, the plug-and-play function can be achieved, and it can replace the existing Fixed piping flowmeter, its measurement method can be traditional meter type, electronic type, or diaphragm type.

The gas and fluid metering equipment installed in the mobile pressure vessel further includes a calibration sensing unit, which is arranged between the inlet end and the outlet end and can sense the state of the metering unit to generate a The calibration information is adjusted, and the calibration sensing unit is electrically connected to the processing unit, and the processing unit processes the flow information and the calibration information to generate the flow information.

In the gas and fluid metering equipment installed in a mobile pressure vessel, the calibration sensing unit includes one of a temperature regulating sensor and a pressure regulating sensor; wherein, the temperature regulating sensor The generated calibration message is a temperature calibration message, which can further adjust the temperature; and the calibration message generated by the pressure regulating sensor is a pressure calibration message, which can further adjust the pressure value.

The gas and fluid metering equipment installed in a mobile pressure vessel further includes a prompt unit which is electrically connected to the processing unit, and the storage unit can record flow information at different points in time, and the processing unit can be Accumulate the flow information at a plurality of different time points to generate a cumulative flow information; wherein, the processing unit can process the flow information and a flow threshold to generate a flow prompt message, and send the flow prompt message to the Prompt unit; and the processing unit can process the accumulated flow information and a low-volume threshold to generate a capacity prompt message, and send the capacity prompt message to the prompt unit. Of course, the accumulated traffic information, traffic reminder message, capacity reminder message, etc. described here can be sent to the aforementioned remote platform to facilitate further inventory management and monitoring, such as monitoring its daily usage and monthly usage for a period of time. Set the amount of time, according to this, you can plan in advance to deliver to the nearest warehouse or store.

Accordingly, the following functions are included but not limited to:

1. It can be directly installed on any mobile pressure vessel cylinder on the market, and it can be moved with the pressure vessel cylinder.

2. There is no need for fixed piping to monitor, record and manage the use of gas and fluid in the cylinder, and also accurately know the amount and residual amount.

3. The detection part for detecting the flow of air and fluid is not limited to the traditional mode, and can also use detection methods such as ultrasonic sensing or dots.

4. The installation method can be matched with vertical or horizontal cylinders without limitation.

5. With this creation, the pressure of the gas and fluid out of the cylinder can be adjusted to make the release of the gas and fluid more stable as the basis for accurate measurement.

6. Using this creation can be equipped with pressure and temperature sensing devices, with the information of these sensing devices to correct the flow value, so as to make accurate measurement to protect consumers.

The following implementations describe the detailed features and advantages of the creation in detail, and the content is sufficient to enable relevant technicians to understand the technical content of the creation and implement it accordingly, and is based on the content disclosed in the specification of the creation, the scope of patent application and the drawings , Can easily understand the purpose and advantages of this creation.

Regarding the foregoing and other technical content, features, and effects of this creation, the following detailed descriptions in conjunction with the drawings and preferred embodiments will be clearly presented. The directional terms mentioned in the embodiments, such as: up, down, left, right, front or back, etc., are for reference only. Therefore, the directional terms used are for illustrative purposes, not to limit the text. creation.

First of all, please refer to Figures 1 and 2, which are the three-dimensional exploded schematic and plan perspective views of a gas and fluid metering device 13 installed in a mobile pressure vessel proposed by this creation, and also refer to Figure 3 for this gas and fluid metering device A schematic diagram of the system flow of 13, which is provided with a body 131, a pressure regulating unit 21, a metering sensing unit 133, and a metering unit 1311. One end of the metering unit 1311 is provided with an inlet port 1313, and the other end is provided with an outlet port End 1315, the inlet end 1313 is assembled with a mobile pressure vessel (not shown) and the pressure regulating unit 21 to allow the gas and fluid in the mobile pressure vessel to flow in from the inlet end 1313, and further , The inlet end is provided with a sealing element (not shown), which is connected with a gas and fluid pipeline of the mobile pressure vessel, and has a sealing effect. The advantage of this seal is that the seal has a pipe diameter adjustment piece (not shown) that can adjust the pipe diameter elastically and can be assembled with the gas and fluid pipes, so it can be matched with any pipe specification of a mobile pressure vessel It is matched and has a sealing effect to prevent leakage. The sealing element mentioned here can be a ring-shaped sealing element such as rubber or silicone, and the pipe diameter adjusting element can be a sleeve with different sizes of openings at both ends, and one end is in line with the gas and fluid pipeline of a mobile pressure vessel. , The size of one end is consistent with the inlet end.

The metering sensing unit 133 is disposed between the inlet end 1313 and the outlet end 1315, and can sense the flow rate of the gas fluid flowing through the metering unit 1311 and generate a flow rate message (not shown), and transmits The inlet end 1313 is assembled with the mobile pressure vessel and the pressure regulating unit 21. According to this, the sealing effect of the matching seal makes this creation directly installable on any mobile pressure vessel with different specifications. It moves with the mobile pressure vessel cylinder, and the installation method can also be vertical or horizontal. There is no need to worry about leakage or air leakage. At the same time, it uses electronic transmission to provide a remote platform and is not limited to flow. Relevant information and control. And traffic-related information can also be transmitted to users and suppliers through WiFi, NB, IoT... etc. as the basis for pricing.

Furthermore, it may also include a circuit board 135 which is electrically connected to the measurement sensing unit 133. The circuit board 135 is provided with a processing unit 1351 and a storage unit 1352, and the processing unit 1351 is electrically connected to the storage unit 1352 and the storage unit 1352. The measurement sensing unit 133, and the processing unit 1351 can process the flow information to generate flow information (not shown), the storage unit 1352 can be used for the processing unit 1351 to read and write the flow information; and a communication module 137. It is electrically connected to the processing unit 1351, and can transmit the flow information to a remote platform 17, thereby providing the remote platform 17 for management and monitoring of air and fluid inventory, and at the same time, with the pressure adjustment The unit 21 is connected to the metering and sensing unit 133, so that the remote platform 17 can also be remotely controlled. The processing unit 1351 provides an operation command to the pressure adjustment unit 21 to adjust the pressure of the gas and fluid flow output to control the flow rate of the gas and fluid. stability. Of course, under the consideration of power saving, the pressure regulating unit 21 can use a mechanical valve to regulate the pressure of the gas and fluid flow output without going through the processing unit 1351.

In addition, the metering unit 1311 may further include a static detection of the usage for a preset time. When the preset time is reached and the usage is zero, a warning message is provided to the remote platform 17 to help ensure This device will not be removed by unscrupulous users and use the gas fluid stolenly. Furthermore, the metering unit 1311 can also obtain user information by locating signals from advanced devices such as RFID, GPS, etc., facilitating the replacement of logistical supplies.

The mobile pressure vessel mentioned here, in particular, refers to a mobile pressure vessel that can be moved freely by means of transportation, such as nitrogen pressure vessel, oxygen pressure vessel, bottled gas, etc. The mobile pressure vessel is the Transportable Pressure Equipment Directive, Referred to as TPED. Accordingly, through the gas and fluid metering device 13 proposed in this creation, the metering sensing unit 133 is provided between the inlet end 1313 and the outlet end 1315 and is connected to the gas and fluid outlet end of a mobile pressure vessel. According to this, it can be easily assembled with the gas and fluid outlet valve on a mobile pressure vessel. Therefore, it is suitable for all kinds of mobile pressure vessels or mobile pressure vessels, and can achieve plug-and-play function. Moreover, it can replace the existing fixed pipe flowmeter, and its measurement method can be a traditional meter type or an electronic type, an ultrasonic type, or a diaphragm type.

Furthermore, the metering method through the metering unit 1311 can choose the traditional diaphragm type, ultrasonic method, or electronic metering method to calculate the gas and fluid consumption, and the presentation of flow information is not particularly limited. Either traditional presentation or electronic presentation can be used. In addition, the communication module 137 and the processing unit 1351 can communicate with other devices. For example, the aforementioned remote platform 17 stores and analyzes big data to facilitate the monitoring and management of the flow of air and fluid, and to increase the number of mobile devices. The safety of the pressure vessel in use, for example, when the processing unit 1351 receives a message during an earthquake, it controls and closes the outlet port 1315 to limit the continuous discharge of gas and fluid in the mobile pressure vessel. Of course, the processing unit 1351 is not only compatible with The remote database connection can also receive the signal from the remote control, which can increase the functionality of the gas and fluid metering device 13 of this creation. At the same time, the signal processed by the processing unit 1351 is not only a flow signal, but can also include The temperature signal, pressure signal, etc. can be used to control or adjust the flow rate of the gas and fluid discharged from the outlet 1315.

In addition, in one embodiment, the metering unit includes a first cavity 231 and a second cavity 232; in addition, the first cavity 231 is divided into a first metering chamber 2311 and a second cavity by a first diaphragm 241 Metering chamber 2312; the second cavity 232 is divided into a third metering chamber 2321 and a fourth metering chamber 2322 by a second diaphragm 242; wherein, the pressure regulating unit 21 is connected to the first metering chamber 2311 by pipes, respectively The second measuring room 2312, the third measuring room 2321, and the fourth measuring room 2322. The first diaphragm 241 is pivotally connected to a first connecting rod 271, and the first connecting rod 271 is assembled with a first rotating shaft 291; and the second diaphragm 242 is pivotally connected to a second connecting rod 272, and the Two connecting rods 272 are assembled with a second rotating shaft 292; when the gas fluid enters the metering sensing unit 20, the gas fluid is guided by the pressure regulating unit 21 to flow into or out of the first metering chamber respectively 2311. The second measurement chamber 2312, the third measurement chamber 2321, and the fourth measurement chamber 2322. In this embodiment, a diaphragm method is adopted to detect the flow of gas and fluid, and the first measuring chamber 2311 and the second measuring chamber 2312 adopt a horizontal structure. Of course, it is not limited here, as it may be practical. Different structural designs are required for products, such as vertical structures.

In the case of special need for active adjustment or calibration, the gas fluid metering device 13 may further include a calibration sensing unit 19, which is arranged between the inlet end 1313 and the outlet end 1315, and The state of the metering unit 1311 can be sensed to generate a calibration message (not shown), and the calibration sensing unit 19 is electrically connected to the processing unit 1351, and the processing unit 1351 processes the flow rate information and the calibration message The flow rate information is generated; therefore, the gas fluid metering device 13 can detect the flow rate of the metering unit 1311 in a more accurate manner. Of course, this is used in the case of mobile pressure vessels with special requirements. Generally speaking, this equipment is not required under the comprehensive consideration of power saving, safety and cost.

On the other hand, the calibration sensing unit 19 includes a temperature regulating sensor 191 or a pressure regulating sensor 193; wherein the temperature regulating sensor 191 detects the state of the measuring unit 1311 and generates a calibration message It is a temperature calibration message by which the temperature can be further adjusted; the pressure regulating sensor 193 detects the state of the metering unit 1311 and generates a calibration message as a pressure calibration message, and the pressure value can be further adjusted accordingly; for this, The gas and fluid metering device 13 has to be suitable for environments of different latitudes, different temperatures or different altitudes. With this correction mechanism, the measurement results of the gas and fluid metering device 13 can be more recognized by consumers, which can increase supply and demand. The degree of trust between the two parties, thereby reducing consumer disputes.

Please refer to FIG. 4, which is a diagram of the connection state of the gas and fluid metering device 13 applied to a gas and fluid in this creation. An electronic control valve 151 is provided. The processing unit 1351 is electrically connected to the electronic control valve 151 and can be controlled. Whether the metering unit 1311 is connected to the mobile pressure vessel 11 through pipelines; in this way, when the processing unit 1351 sends the flow prompt message to the prompt unit, no personnel has come to the site for inspection, or the mobile pressure vessel has not been released within a predetermined period of time. Warning, the processing unit 1351 controls the electronic control valve 151 to close and blocks the metering unit 1311. In addition, the user can also use a mobile communication device or application APP software to obtain a communication connection with the processing unit 1351, and remotely control the electronic control valve 151 to close or activate, thereby providing users or supplies A safer use environment or gas conditions.

Please refer to Figures 5-9, which are respectively schematic diagrams of a gas and fluid metering device 10 installed in a mobile pressure vessel proposed by this creation; as shown in the figure, the air flow installed in the mobile pressure vessel of this embodiment The volume metering device 10 includes: a mobile pressure vessel 11, which is provided with an accommodating space 1111 to store a gas fluid (not shown); a gas fluid metering device 13, which is provided with a body 131, a meter The sensing unit 133 and a circuit board 135. The body 131 is provided with a metering unit 1311. One end of the metering unit is provided with an inlet end 1313, and the other end is provided with an outlet end 1315. The inlet end 1313 is connected to the The pipeline of the mobile pressure vessel 11 is connected to the accommodating space 1111. The metering and sensing unit 133 is arranged between the inlet end 1313 and the outlet end 1315, and can sense the flow of the gas and fluid through the metering unit 1311. The circuit board 135 is provided with a processing unit 1351 and a storage unit 1352. The processing unit 1351 is electrically connected to the storage unit 1352 and the measurement sensing unit 133, and the processing The unit 1351 can process the flow information to generate a flow information (not shown), the storage unit 1352 can be used for the processing unit 1351 to read and write the flow information; and a communication module 137 is electrically connected to the processing The unit 1351 can transmit the traffic information to a remote platform 17.

This is helpful for a user to detect the flow rate of the gas and fluid or the storage capacity of the mobile pressure vessel 11 through the gas and fluid metering device 13; furthermore, the installation described in this invention is installed in the mobile pressure vessel 11 The gas-fluid metering device 10 can facilitate the user to check the flow rate or the storage capacity of the mobile pressure vessel 11 on the remote platform 17.

In this embodiment, the characteristics of the gas and fluid metering device are as described above, and will not be repeated here.

In addition, in some embodiments of the present invention, the gas and fluid metering device 13 further includes a prompt unit 139, which is electrically connected to the processing unit 1351, and the storage unit 1352 can record flow information at different time points, and The processing unit 1351 can accumulate the flow information at a plurality of different time points to generate a cumulative flow information (not shown); wherein, the processing unit 1351 can combine the flow information with a flow threshold (not shown) Process to generate a flow prompt message (not shown), and send the flow prompt message to the prompt unit 139; and the processing unit 1351 can perform the cumulative flow information with a low-volume threshold (not shown) Process to generate a capacity prompt message (not shown), and send the capacity prompt message to the prompt unit 139; when the processing unit 1351 determines that the flow information is lower or higher than the flow threshold, the processing unit 1351 The flow prompt message is generated and sent to the prompt unit 139 to provide prompts or warnings to the user, so as to urge the personnel to go to the scene to detect whether there is gas fluid leakage or to detect whether there is a fault.

In addition, the flow threshold can be preset according to the size of the metering unit 1311; of course, the low-volume threshold can also be preset according to the size of the flow container and recorded in the flow valve of the storage unit 1352 In addition to the preset value or the low-capacity threshold value, it can also be adjusted automatically to facilitate the maintenance and maintenance operations, and it can be stated.

Continuing, in some embodiments of the present creation, an electronically controlled valve 151 may be provided on the gate valve 15, and the processing unit 1351 is electrically connected to the electronically controlled valve 151, so as to control whether the metering unit 1311 is connected to the movement by pipeline Type pressure vessel 11; In this way, when the processing unit 1351 sends the flow prompt message to the prompt unit, but no personnel arrives at the site for inspection, or the alarm is not lifted within a predetermined time, the processing unit 1351 controls the The electronic control valve 151 is closed and the metering unit 1311 is blocked.

For example, if an earthquake occurs, the connecting pipe from the outlet end 1315 of the gas and fluid metering device 13 to a consuming end (not shown) is damaged or the consuming end is damaged, so that the flow rate information may be in a short period of time or An abnormality occurs instantly, that is, when the flow information is higher or lower than the flow threshold, the processing unit 1351 controls the electronic control valve 151 to close to prevent the air flow from leaking out of the body and endanger public safety, thereby improving the use of The safety level; among them, the aforementioned consuming end can be a gas stove or a water heater, but it is not limited to this.

Moreover, in some embodiments, the gate valve 15 is also integrated with a pressure regulating function, so that the high-pressure gas fluid stored in the accommodating space 1111 passes through the gate valve 15, and then drops to an appropriate operating pressure and maintains a stable flow rate. It can be used for back-end components and can also be used as a more accurate calculation basis.

In addition, in some embodiments of the present creation, the aforementioned prompt unit 139 is provided with a screen 1391 for displaying the measurement information of the gas and fluid flow rate. The display method can be either a traditional digital display or a dot display. If it is an electronic display , It is electrically connected to the processing unit 1351, so that the screen 1391 displays the flow information, the cumulative flow information, the flow threshold or the low-capacity threshold, etc., according to this, it is helpful for personnel to detect the installation in real time The condition of the gas and fluid metering equipment 10 of the mobile pressure vessel; in addition, the reminder unit 139 is also equipped with a buzzer 1393, which can emit a sound to enhance the warning function or reminder function. Of course, considering the risk of electric appliances, The prompt unit 139 can be used for warning through the remote platform; in addition, the screen 193 can also be a touch screen, which is more convenient for users or maintenance personnel to operate the gas and fluid metering equipment installed in the mobile pressure vessel 10. For example, input the flow threshold, the low-capacity threshold, open and close the electronic control valve 151, or cancel the warning prompt.

Next, in order to provide users with convenient consumption, in some embodiments of this creation, the remote platform 17 is provided with an online payment module 171, and the user can register and log in to the online payment module 171 for online transactions, and can perform online transactions. The electronically controlled valve 151 is controlled by the processing unit 1351; of course, the billing method can be based on time or usage as the unit, and the user can choose to pay the usage fee by the appropriate billing method, especially in a public Or shared space can better implement the concept of user payment, thereby avoiding disputes arising from the apportionment of user fees.

In addition, in many of the foregoing embodiments, the metering sensing unit 133 can be selected as an ultrasonic flowmeter or a turbine type flow meter; it is worth noting that when the metering sensing unit 133 is an ultrasonic flowmeter, it After measuring the flow rate in the metering unit 1311 by the time difference of ultrasonic reciprocating propagation, the flow rate is converted by the flow rate; and when the metering sensing unit 133 is a turbine type flow meter, the gas and fluid in the metering unit 1311 will be Directly drive the turbine blades to rotate, and then convert the speed of the turbine blades into the corresponding flow.

Continuing, please refer to FIG. 2 again. During the displacement of the first diaphragm 241 in the X direction, the first diaphragm 241 will drive the first connecting rod 271 to rotate the first rotating shaft 291; in addition, the first rotating shaft When 291 rotates, in addition to causing the pressure regulating unit 21 to produce a diversion effect, it will also trigger the magnetoelectric conversion element 25 to generate a flow rate message, and the flow rate message will be transmitted to the circuit board 135; of course, the circuit board 135 The magnetoelectric conversion element 25 is electrically connected; similarly, when the second diaphragm 242 is displaced in the X direction, the second diaphragm 242 will drive the second connecting rod 272 to rotate the second rotating shaft 292; When the second rotating shaft 292 rotates, in addition to causing the pressure regulating unit 21 to produce a diversion effect, it will also trigger the magnetoelectric conversion element 25 to generate flow information, and the flow information will also be transmitted to the circuit board 135; The metering sensing unit 20 can sense the flow rate of the gas fluid flowing through the metering unit 1311 and generate the flow rate information. The subsequent processing and application of the flow rate information are described in the foregoing and will not be repeated here.

In addition, the gas flow system can be selected as a liquid or a gas fluid; when it is selected as a gas fluid, it can be a natural gas, an oxygen, a nitrogen gas, a carbon dioxide or an inert gas fluid; when a liquid is selected It can be liquefied natural gas, pure water, ultrapure water, distilled water or tap water; in addition, the mobile pressure vessel 11 can be a barrel, a tank, or a gas storage tank.

It is worth noting that the user can know the storage capacity of the gas and fluid in the mobile pressure vessel through the gas and fluid metering device 13, and can determine whether to purchase a spare barrel (barreled natural gas); The mobile pressure vessel 11 is arranged in a protective housing 111, and the upper part of the mobile pressure vessel 11 is provided with a holder 113, the holder 113 is provided with a support 115, and the gas and fluid metering device 13 is protected by It is held by the supporting frame 115; of course, the holding frame 113 is not only convenient for the user to hold and exert force to facilitate the moving operation, but also can protect the gate valve 15 and the gas and fluid metering device 13.

In addition, the main body 131 covers and houses the gas and fluid metering device 20 and the gate valve 15, and the three are arranged on the mobile pressure vessel 11 and between the holder 113, and the main body 131 is also provided with the The function of the prompt unit 139 can be referred to the foregoing description, and will not be repeated; in addition, an on-off valve 295 is provided between the outlet end 1315 and the main body 131, which can be manually closed to prevent air and fluid from flowing out of the The outlet port 1315.

Finally, it is worth noting that in the foregoing embodiments, although the gas fluid, the flow rate information, the flow rate information, the correction information, the temperature correction information, the pressure correction information, the cumulative flow information, the Flow prompt message, the flow threshold or the low-capacity threshold, but it can be easily understood that it is generated, stored or transmitted in the context of the corresponding components; and the communication module 137 can be installed in the circuit On board 135; and the processing unit 1351 can be central processing unit (CPU), microprocessor (MPU), ARM processor, MIPS processor, microcontroller (MCU) or field programmable logic array (FPGA) The communication module 137 can be a wireless communication device such as wifi or bluetooth, which is not limited in this creation. Accordingly, the gas and fluid metering device 10 proposed by this creation can be directly installed in any mobile pressure vessel, and can move with the mobile pressure vessel without restriction. The pressure regulating unit 21 and a mobile pressure vessel are used. The container is assembled to detect the use condition of the gas and fluid in the mobile pressure container through the metering unit 1311, and the pressure regulating unit 21 is used to adjust the flow rate of the released gas and fluid, so that the supply of gas and fluid is stable, and the electronic transmission information is used to The detected information provided to the remote platform is not limited to traffic-related information and control. In addition, the remote platform can perform more big data analysis to accurately estimate the inventory of gas and fluid, and can also control the continued supply or cut off the supply of gas and fluid with the payment situation of the fee, as well as provide temperature, pressure and flow rate Adjust and calibrate to achieve safer and more stable use. At the same time, it can also achieve the effect of anti-theft through static detection of the amount of a preset time.

Although specific embodiments are used to illustrate this creation, it does not limit the scope of this creation. As long as it does not deviate from the essence of this creation, those familiar with the art understand that various modifications or changes can be made without departing from the intention and scope of this creation. Any changes, modifications, alterations or equivalent replacements extended by the technical means and scope of this creation should also fall into the scope of the patent application for this creation. In addition, the specific implementation mode disclosed in this creation includes a plurality of common descriptions and features that can provide a series of benefits in collaboration with each other; in addition, the singular refers to any reference to the requested component, such as "one", "this "" or "the" should not be regarded as restricting this element to a singular; that is, all the equivalent changes and modifications made in accordance with the scope of the patent application for this creation are covered by the scope of the creation patent; in addition, any of this creation The embodiment or the scope of the patent application does not have to achieve all the purposes or advantages or features disclosed in the creation.

10: Gas and fluid metering equipment installed in mobile pressure vessels 11: Mobile pressure vessel 111: Protective shell 1111: accommodating space 113: Grip 115: support frame 13: Gas and fluid metering equipment 131: Body 1311: measurement unit 1313: Import side 1315: Exit 133: Metering sensing unit 135: circuit board 1351: Processing Unit 1352: storage unit 137: Communication module 139: Prompt Unit 1391: screen 1393: buzzer 15: Gate valve 151: Electronic control valve 17: remote platform 171: Online Payment Module 19: Calibrate the sensing unit 191: Temperature control sensor 193: Pressure regulating sensor 20: Metering sensing unit 21: Pressure regulating unit 23: Metering chamber 231: first cavity 2311: The first measuring room 2312: The second measuring room 232: second cavity 2321: The third measuring room 2322: The fourth measuring room 241: The First Diaphragm 242: Second Diaphragm 25: Magnetoelectric conversion parts 271: First Link 272: Second Link 291: first reel 292: second shaft 295: On-off valve

Figure 1 is an exploded schematic diagram of a gas and fluid metering device installed in a mobile pressure vessel according to an embodiment of the invention. . Figure 2 is a plan perspective view of a gas and fluid metering device installed in a mobile pressure vessel according to an embodiment of the invention. Figure 3 is a system schematic diagram of a gas and fluid metering device installed in a mobile pressure vessel according to an embodiment of the invention. Figure 4 is a schematic diagram of a gas and fluid metering device combined with a mobile pressure vessel according to an embodiment of the invention. Figure 5 is an exploded schematic diagram of a gas and fluid metering device installed in a mobile pressure vessel according to an embodiment of the invention. Fig. 6 is a schematic diagram of the combination of a gas and fluid metering device installed in a mobile pressure vessel according to an embodiment of the invention. Fig. 7 is a schematic diagram of the combination of a gas and fluid metering device installed in a mobile pressure vessel according to an embodiment of the invention. Fig. 8 is an exploded schematic diagram of a gas and fluid metering device installed in a mobile pressure vessel according to an embodiment of the invention. Figure 9 is a schematic diagram of the combination of a gas and fluid metering device installed in a mobile pressure vessel according to an embodiment of the invention.

13: Gas and fluid metering equipment

131: Body

133: Metering sensing unit

1311: measurement unit

135: circuit board

139: Prompt Unit

1313: Import side

1315: Exit

231: first cavity

232: second cavity

295: On-off valve

Claims (12)

A gas and fluid metering equipment installed in a mobile pressure vessel, which is provided with a body, a pressure regulating unit, a metering sensing unit and a metering unit. One end of the metering unit is provided with an inlet end and the other end is provided with an outlet The inlet end is assembled with a mobile pressure vessel and the pressure regulating unit to allow a gas fluid in the mobile pressure vessel to flow in from the inlet end, and the metering and sensing unit is arranged on the Between the inlet end and the outlet end, the flow rate of the gas fluid flowing through the metering unit can be sensed and a flow rate message can be generated. The gas-fluid metering device according to claim 1, wherein the inlet end is provided with a sealing element, which is connected with a gas-fluid pipe of the mobile pressure vessel and has a sealing effect. The gas-fluid metering device according to claim 2, wherein the sealing element has a pipe diameter adjusting element that can be elastically adjusted in size and can be assembled with the gas-fluid pipe. The gas and fluid metering device as described in claim 3 includes a communication module that can transmit the flow rate information to a remote platform. The gas and fluid metering device according to claim 3, which includes a circuit board that is electrically connected to the metering sensing unit, the circuit board is provided with a processing unit and a storage unit, and the processing unit is electrically connected to the storage unit And the measurement sensing unit, and the processing unit can process the flow information to generate a flow information, and the storage unit can be used for the processing unit to read and write the flow information. According to the gas and fluid metering device of claim 3, the pressure regulating unit is connected to the metering sensing unit. The gas and fluid metering device according to claim 3, wherein the metering sensing unit includes a first cavity and a second cavity; further, the first cavity is divided by a first diaphragm into a first metering chamber and A second metering chamber; the second cavity is divided into a third metering chamber and a fourth metering chamber by a second diaphragm; wherein, the pressure regulating unit is connected to the first metering chamber and the second metering chamber by pipes, respectively Room, the third measuring room and the fourth measuring room. According to the gas and fluid metering device of claim 7, the first diaphragm is pivotally connected to a first connecting rod, and the first connecting rod is assembled with a first rotating shaft; and the second diaphragm is pivotally connected to a second Connecting rod, and the second connecting rod is assembled with a second rotating shaft; when the air fluid enters the metering sensing unit, the air fluid is guided by the pressure regulating unit to flow into or out of the first The measuring room, the second measuring room, the third measuring room and the fourth measuring room. The gas and fluid metering device according to claim 3, further comprising a calibration sensing unit, which is arranged between the inlet end and the outlet end and can sense the state of the metering unit to generate a calibration message, And the calibration sensing unit is electrically connected to the processing unit, and the processing unit processes the flow information and the calibration information to generate the flow information. The gas and fluid metering equipment according to claim 3, which includes a gate valve connected with the pipeline of the mobile pressure vessel. The gas and fluid metering equipment according to claim 10, wherein the gate valve is provided with an electronically controlled valve, and the processing unit is electrically connected to the electronically controlled valve, so as to control whether the metering unit is connected to the mobile pressure vessel through a pipeline. The gas and fluid metering device according to claim 3, wherein the metering unit includes a static amount detection for a preset time.

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