CN212156656U

CN212156656U - Inferior high pressure gas metering cabinet

Info

Publication number: CN212156656U
Application number: CN202020832882.9U
Authority: CN
Inventors: 赵宝菊; 王友水; 郭寿民; 王子强
Original assignee: Hebei Yongliang Combustion Gas Equipment Co ltd
Current assignee: Hebei Yongliang Combustion Gas Equipment Co ltd
Priority date: 2020-05-19
Filing date: 2020-05-19
Publication date: 2020-12-15
Anticipated expiration: 2030-05-19

Abstract

The utility model belongs to the technical field of gas transmission and distribution equipment, a inferior high pressure gas measurement cabinet is disclosed. The main technical characteristics are as follows: the intelligent cabinet temperature adjusting device comprises a cabinet body, the cabinet body is provided with an inlet manifold and an outlet manifold, the inlet manifold is provided with a safety valve and a first diffusion valve, the outlet manifold is provided with a second diffusion valve, a normal use loop and a standby loop are arranged between the inlet manifold and the outlet manifold, the normal use loop is provided with an inlet ball valve, a filter, a flowmeter, a controller gauge outfit and an electric ball valve, the standby loop is provided with a standby inlet ball valve, a standby filter, a standby flowmeter, a standby controller gauge outfit and a standby electric ball valve, and the controller gauge outfit, the electric ball valve, the standby controller gauge outfit and the standby electric ball valve are respectively connected with an explosion-proof RTU control box. The sub-high pressure gas metering cabinet is provided with a double-loop design of a normal use loop and a standby loop, and can automatically limit gas consumption of a user when the operating pressure is more than 0.8 MPa.

Description

Inferior high pressure gas metering cabinet

Technical Field

The utility model belongs to the technical field of the gas transmission and distribution equipment, especially, relate to a inferior high pressure gas measurement cabinet.

Background

With the improvement of living standard of people, pipeline gas is more and more popular in city life, and in order to confirm the gas consumption of users, a gas meter is required to be arranged between a gas conveying pipeline and the users. The main function of the system is to be used for trade settlement between a gas company and a user. The existing gas metering cabinet mainly comprises: the intelligent cabinet comprises a cabinet body, a valve, an instrument, a flowmeter, an IC card controller, a valve, a safety device and a pipeline inside the cabinet body; the main defects of the existing gas metering cabinet are as follows: most manufacturers of the controllers can only achieve the maximum working pressure of 0.6MPa or 0.8MPa, and the maximum working pressure is almost blank.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a time high-pressure gas measurement cabinet is provided when operating pressure is greater than 0.8MPa, and gas company automatic limitation user uses gas.

In order to solve the technical problem, the utility model discloses a technical scheme does: the intelligent cabinet temperature adjusting device comprises a cabinet body, the cabinet body is provided with an inlet manifold and an outlet manifold, the inlet manifold is provided with a safety valve and a first diffusion valve, the outlet manifold is provided with a second diffusion valve, a normal use loop and a standby loop are arranged between the inlet manifold and the outlet manifold, the normal use loop is provided with an inlet ball valve, a filter, a flowmeter, a controller gauge outfit and an electric ball valve, the standby loop is provided with a standby inlet ball valve, a standby filter, a standby flowmeter, a standby controller gauge outfit and a standby electric ball valve, and the controller gauge outfit, the electric ball valve, the standby controller gauge outfit and the standby electric ball valve are respectively connected with an explosion-proof RTU control box.

The additional technical characteristics are as follows: the flow meter and the controller gauge head are electrically connected, the controller gauge head is electrically connected with the explosion-proof RTU control box, the electric ball valve is electrically connected with the explosion-proof RTU control box, and the controller gauge head and the electric ball valve are interlocked through the explosion-proof RTU control box; electric connection between reserve flowmeter, the reserve controller gauge outfit, electric connection between reserve controller gauge outfit and the explosion-proof RTU control box, electric connection between reserve electric ball valve and the explosion-proof RTU control box, the reserve controller gauge outfit and reserve electric ball valve pass through to be interlocked between the explosion-proof RTU control box.

The utility model provides a inferior high pressure gas measurement cabinet is provided with the double loop design of normal use return circuit, reserve circuit between entry manifold, export manifold. When in normal use, the normal use loop is opened, and the gas enters the inlet manifold, the inlet ball valve, the filter, the flowmeter, the electric ball valve and the outlet manifold of the cabinet body in sequence. The cabinet body is used for protecting internal pipelines, equipment and instruments; the filter is used for eliminating impurities in the gas entering the cabinet body and protecting downstream equipment; the flowmeter is used for metering the gas consumption of a user so that the meter head of the controller can calculate the gas cost of the user; the explosion-proof RTU control box is used for acquiring data of a controller gauge head, analyzing the data, automatically sending a reminding short message to a user when the residual air quantity of the user is remained to a set alarm value, and automatically controlling the electric ball valve to be closed when the residual air quantity of the user is remained to zero; after the user recharges, the explosion-proof RTU control box can also automatically control the opening of the electric ball valve, so that the user can normally use the gas; when the residual air quantity of the user is zero, the air is automatically stopped. When the flowmeter in the normal use return circuit needs to be overhauled, close import ball valve, electric ball valve, open reserve import ball valve, reserve electric ball valve, close the normal use return circuit, open reserve return circuit, the gas gets into the import header, reserve import ball valve, reserve filter, reserve flowmeter, reserve electric ball valve, the export header of the cabinet body in proper order, guarantees normal air feed.

The utility model provides a time high pressure gas measurement cabinet, when operating pressure is greater than 0.8MPa, but gas company automatic restriction user gas, the data that explosion-proof RTU control box analysis controller gauge outfit uploaded, user's residual capacity is remaining when setting for the alarm value, sends the warning SMS to the user automatically, and user's residual capacity is remaining to zero hour, and automatic control electric ball valve closes, automatic stopping gas. Add the filter before the flowmeter, utilize the impurity filtering of filter in with the gas, avoid impurity to damage the flowmeter, can prolong the life of gas measurement cabinet. The flowmeter is electrically connected with the controller gauge head, the controller gauge head collects all data of the flowmeter, and information such as used air volume and residual air volume of a user is analyzed and calculated; the controller gauge head is electrically connected with the explosion-proof RTU control box, the explosion-proof RTU control box acquires all data of the controller gauge head, and when the residual gas amount is analyzed to be a set alarm value, the explosion-proof RTU control box can directly send a short message to a user to prompt the user to recharge in time; when a user with low credit is met, the controller head detects that the residual amount of the gas purchased by the user is zero, a signal is transmitted to the explosion-proof RTU control box, the explosion-proof RTU control box automatically controls the electric ball valve to be closed, the problem that the gas company automatically limits the gas used by the user when the operating pressure is greater than 0.8MPa is solved, the benefits of the gas company are protected, and economic disputes are avoided.

Drawings

Fig. 1 is the structure schematic diagram of the sub-high pressure gas metering cabinet of the utility model.

Detailed Description

The specific structure of the sub-high pressure gas metering cabinet of the present invention will be further described in detail with reference to the accompanying drawings.

As shown in fig. 1, the utility model relates to a inferior high pressure gas measurement cabinet includes the cabinet body 1, cabinet body 1 is provided with entry manifold 2, export manifold 3, entry manifold 2 is provided with relief valve 4, first diffusion valve 5, export manifold 3 is provided with second diffusion valve 6, entry manifold 2, be provided with normal use return circuit 7 between export manifold 3, reserve return circuit 7 ', normal use return circuit 7 is provided with import ball valve 8, filter 9, flowmeter 10, controller gauge outfit 11, electric ball valve 12, reserve return circuit 7 ' is provided with reserve import ball valve 8 ', reserve filter 9 ', reserve flowmeter 10 ', reserve controller gauge outfit 11 ', reserve electric ball valve 12 ', controller gauge outfit 11, reserve controller gauge outfit 11 ', reserve electric ball valve 12 ' is connected with explosion-proof RTU control box 13 respectively.

The utility model provides a inferior high pressure gas measurement cabinet is provided with the double-circuit design of normal use return circuit 7, reserve return circuit 7' between entry header 2, export header 3. During normal use, normal use return circuit 7 is opened, and the gas gets into the import header 2, import ball valve 8, filter 9, flowmeter 10, electronic ball valve 12, the export header 3 of the cabinet body 1 in proper order. The cabinet body 1 is used for protecting internal pipelines, equipment and instruments; the filter 9 is used for eliminating impurities in the gas entering the cabinet 1 and protecting downstream equipment; the flowmeter 10 is used for metering the gas consumption of a user so that the controller meter head 11 can calculate the gas cost of the user; the explosion-proof RTU control box 13 is used for acquiring data of the controller gauge head 11, analyzing the data, automatically sending a reminding short message to a user when the residual air quantity of the user is up to a set alarm value, and automatically controlling the electric ball valve 12 to close when the residual air quantity of the user is up to zero; after the user charges, the explosion-proof RTU control box 13 can also automatically control the opening of the electric ball valve 12, so that the user can normally use the gas; when the residual air quantity of the user is zero, the air is automatically stopped. When the flowmeter 10 in the normal use return circuit needs to be overhauled, the inlet ball valve 8 and the electric ball valve 12 are closed, the standby inlet ball valve 8 ' and the standby electric ball valve 12 ' are opened, the normal use return circuit 7 is closed, the standby return circuit 7 ' is opened, and the fuel gas sequentially enters the inlet manifold 2, the standby inlet ball valve 8 ', the standby filter 9 ', the standby flowmeter 10 ', the standby electric ball valve 12 ' and the outlet manifold 3 of the cabinet body 1, so that normal gas supply is ensured.

The utility model provides a time high pressure gas measurement cabinet, when operating pressure is greater than 0.8MPa, but gas company automatic restriction user uses gas, and the data that upload are gone up to explosion-proof RTU control box 13 analysis controller gauge outfit 11, user's residual capacity remain to when setting for the alarm value, send the warning SMS to the user automatically, and user's residual capacity remains to zero hour, and automatic control electric ball valve 12 closes, automatic stopping gas. Add filter 9 before flowmeter 10, utilize filter 9 to filter the impurity in with the gas, avoid impurity to damage flowmeter 10, can prolong the life of gas metering cabinet. The flowmeter 10 is electrically connected with the controller gauge head 11, and the controller gauge head 11 acquires all data of the flowmeter 10, analyzes and calculates information such as used air volume and residual air volume of a user; the controller gauge head 11 is electrically connected with the explosion-proof RTU control box 13, the explosion-proof RTU control box 13 collects all data of the controller gauge head 11, and when the residual gas amount is analyzed to be a set alarm value, the explosion-proof RTU control box 13 can directly send a short message to a user to prompt the user to recharge in time; when a user with low credit is met, the controller head 11 detects that the residual amount of the gas purchased by the user is zero, a signal is transmitted to the explosion-proof RTU control box 13, the explosion-proof RTU control box 13 automatically controls the electric ball valve 12 to be closed, the problem that the gas company automatically limits the gas used by the user when the operating pressure is greater than 0.8MPa is solved, the benefits of the gas company are protected, and economic disputes are avoided.

The utility model provides a inferior high pressure gas measurement cabinet not only is limited to above-mentioned structure, and the all is in the utility model discloses any modification of doing on the basis, equivalent replacement and improvement etc. all should contain within the protection scope.

Claims

1. The utility model provides a time high-pressure gas metering cabinet, includes the cabinet body, and the cabinet body is provided with entry manifold, export manifold, and the entry manifold is provided with relief valve, first valve that diffuses, and the export manifold is provided with the second valve that diffuses, its characterized in that: the inlet manifold, the export manifold between be provided with normal use return circuit, reserve return circuit, normal use return circuit is provided with import ball valve, filter, flowmeter, controller gauge outfit, electric ball valve, reserve return circuit is provided with reserve import ball valve, reserve filter, reserve flowmeter, reserve controller gauge outfit, reserve electric ball valve, controller gauge outfit, electric ball valve, reserve controller gauge outfit, reserve electric ball valve are connected with explosion-proof RTU control box respectively.

2. The sub-high pressure gas metering cabinet according to claim 1, characterized in that: the flow meter and the controller gauge head are electrically connected, the controller gauge head is electrically connected with the explosion-proof RTU control box, the electric ball valve is electrically connected with the explosion-proof RTU control box, and the controller gauge head and the electric ball valve are interlocked through the explosion-proof RTU control box; electric connection between reserve flowmeter, the reserve controller gauge outfit, electric connection between reserve controller gauge outfit and the explosion-proof RTU control box, electric connection between reserve electric ball valve and the explosion-proof RTU control box, the reserve controller gauge outfit and reserve electric ball valve pass through to be interlocked between the explosion-proof RTU control box.