CN214843447U

CN214843447U - Leak-proof sealing structure of gas meter

Info

Publication number: CN214843447U
Application number: CN202121622059.6U
Authority: CN
Inventors: 陈艳红
Original assignee: Tianjin Xinfeng Sets Instrument Ltd
Current assignee: Tianjin Xinfeng Sets Instrument Ltd
Priority date: 2021-07-16
Filing date: 2021-07-16
Publication date: 2021-11-23
Anticipated expiration: 2031-07-16

Abstract

The utility model discloses a gas table leak protection seal structure, including gas table body and gas intake pipe, the top fixed mounting of gas table body has the connecting box, the gas storage chamber has been seted up to the inside of connecting box, the utility model relates to a seal structure technical field. This gas table leak protection seal structure, through the top installation connecting box at the gas table body, through connect gas intake pipe and gas table intake pipe in the connecting box, when the kneck is not hard up when leading to the gas to leak, the gas of leaking can make the atmospheric pressure in the gas storage chamber rise constantly, atmospheric pressure can outwards pop out the piston and make trigger button triggered, the solenoid valve is closed when trigger button triggers, reached and to take place the gas effect that the gas leaked when the gas table takes place the gas and leaks and remain in the gas storage chamber, simultaneously again can the self-closing gas valve, the source of gas has been blocked, guaranteed that the gas can not continue to leak.

Description

Leak-proof sealing structure of gas meter

Technical Field

The utility model relates to a seal structure technical field specifically is a gas table leak protection seal structure.

Background

The outside of the gas meter can only see that the small glass window is provided with a roller with numbers, the roller is also provided with seven digits, the front four digits of the small number are black, and the rear three digits are red. The fuel for daily cooking of people is converted from conventional energy such as firewood, coal and the like which are seriously wasted and seriously polluted into natural gas and coal gas, even clean energy such as electricity and the like, the gas meter plays a role, the automatic accumulation function of the gas meter ensures that a family using the natural gas or pipeline coal gas can conveniently know how much gas is used so as to pay according to the cubic meter consumed by the gas per month, the gas meter has the same principle with an ancient locomotive, works outwards by the pressure of the gas and pushes a roller counter to count, and at present, the gas meter is provided with an air inlet pipe and an air outlet pipe.

The existing gas inlet pipe and the gas inlet pipe of the gas meter are generally connected through a rubber hose or an iron pipe, but after the gas meter is used for a long time, the gas meter can be used for a long time, the interface is loosened due to vibration, so that gas leakage can be caused, the existing gas meter can not seal gas in the gas meter when the gas leaks, and a warning device is not installed to give a warning to remind residents when the gas meter leaks, people can be alerted only when the gas is smelled, meanwhile, the existing gas meter can not quickly process leaked natural gas, so that the natural gas can not be discharged outdoors in time when the gas leaks, the leaked gas can not be found and processed in time, so that natural gas poisoning of indoor personnel can be caused, when the concentration of the indoor natural gas reaches a certain degree, even a small spark can possibly cause explosion accidents, therefore, a leak-proof sealing structure of the gas meter is needed to solve the current problems of the gas meter.

SUMMERY OF THE UTILITY MODEL

The not enough to prior art, the utility model provides a gas table leak protection seal structure has solved present gas table when leading to the gas to leak because of the interface is not hard up, can't carry out the leak protection effectively with the gas that leaks and seal, can not warn the resident fast simultaneously and lead to the gas to leak in a large number and influence people's safety to and can't be with the effectual purification of the gas of leaking and arrange outside the room after leaking, when leading to maintenance personal to repair the gas table, probably influence healthy problem because of the hydrogen sulfide gas body that inhales in the too much natural gas.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a leak-proof sealing structure of a gas meter comprises a gas meter body and a gas inlet pipe, wherein a connecting box is fixedly installed at the top of the gas meter body, a gas storage chamber is formed in the connecting box, a sealing sleeve is fixedly installed at the top of the connecting box through an opening, the gas inlet pipe is fixedly installed at the inner side of the sealing sleeve, the top end of the gas inlet pipe extends to the upper part of the connecting box, a first electromagnetic valve is fixedly installed on the surface of the gas inlet pipe and positioned above the connecting box, a gas inlet pipe matched with the gas meter body is fixedly installed at the bottom of the inner cavity of the gas storage chamber, the bottom end of the gas inlet pipe extends to the inside of the connecting box, one end of the gas inlet pipe extending to the inside of the connecting box is fixedly connected with the gas inlet pipe of the gas meter, an operation box is fixedly installed at the right side of the connecting box, and an insertion groove is formed in the right side of the inner cavity of the gas storage chamber, a sealing piston is placed on the left side of the inner cavity of the slot, and an insertion rod is fixedly installed on the right side of the sealing piston.

Preferably, the right end of inserted bar runs through slot and control box in proper order and extends to the inside of control box, the one end fixed mounting that the inserted bar extends to the inside of control box has a press plate, the right side of control box inner chamber has trigger button through connecting plate fixed mounting.

Preferably, the left side of gas table body has the water tank through fixed plate fixed mounting, the left side fixed mounting who stores the air chamber inner chamber has the gas-supply pipe, the left end of gas-supply pipe runs through in proper order and stores air chamber and water tank and extend to the inside of water tank.

Preferably, the surface of the gas transmission pipe and the inside of the water tank are fixedly provided with a second electromagnetic valve, and the top of the water tank is fixedly provided with an exhaust pipe through an opening.

Preferably, an alarm is fixedly installed on the left side of the bottom of the gas meter body, and a warning lamp is fixedly installed on the right side of the bottom of the gas meter body.

Preferably, a gas outlet pipe matched with the gas inlet pipe for use is fixedly installed below the right side of the gas meter body, and a dismounting plate is fixedly installed on the surface of the connecting box.

Advantageous effects

The utility model provides a gas table leak protection seal structure. Compared with the prior art, the method has the following beneficial effects:

(1) this gas table leak protection seal structure, through the top installation connecting box at the gas table body, through connect gas intake pipe and gas table intake pipe in the connecting box, when the kneck is not hard up when leading to the gas to leak, the gas pressure in the gas storage chamber can be made to rise constantly to the gas of leaking, gas pressure can outwards pop out the piston and make trigger button triggered, the solenoid valve is closed when trigger button triggers, the effect that can remain the gas of leaking in the gas storage chamber when the gas table takes place the gas to leak has been reached, simultaneously can the self-closing gas valve, the source of gas has been blocked, it can not continue to leak to have guaranteed the gas, alarm and warning light start simultaneously, can reach the effect of warning the resident when the gas leaks fast, the sealed effect of gas table has been increased, the security of residential area house has been strengthened simultaneously.

(2) This gas table leak protection seal structure, through the left side installation water tank at the gas table, be linked together gas storage chamber and water tank through the gas-supply pipe, and make trigger button trigger and make the second solenoid valve open at gas leakage, the gas in the gas storage chamber is from the bottom of gas storage chamber passageway water tank, discharge to outdoor through the blast pipe from the top of water tank again after the hydrogen sulfide in the water filtration gas, reach and filter in time and discharge to outdoor effect the natural gas of leaking, avoid because of the gas of leaking stores the condition emergence that leads to sucking the hydrogen sulfide in the gas and influencing healthy when maintenance personnel maintain in the gas table all the time.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the connection box, water tank and operation box structure of the present invention;

FIG. 3 is an enlarged view of a portion of the substrate of FIG. 2;

fig. 4 is a partially enlarged view of the point B in fig. 2 according to the present invention.

In the figure: 1. a gas meter body; 2. a gas inlet pipe; 3. a connection box; 4. an air storage chamber; 5. sealing sleeves; 6. a first solenoid valve; 7. a gas inlet pipe of the gas meter; 8. an operation box; 9. a slot; 10. a sealing piston; 11. inserting a rod; 12. a pressing plate; 13. a trigger button; 14. a water tank; 15. a gas delivery pipe; 16. a second solenoid valve; 17. an exhaust pipe; 18. an alarm; 19. a warning light; 20. a gas outlet pipe; 21. and (6) disassembling the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a leak-proof sealing structure of a gas meter comprises a gas meter body 1 and a gas inlet pipe 2, wherein a connecting box 3 is fixedly installed at the top of the gas meter body 1, a gas storage chamber 4 is formed inside the connecting box 3, a sealing sleeve 5 is fixedly installed at the top of the connecting box 3 through an opening, the gas inlet pipe 2 is fixedly installed at the inner side of the sealing sleeve 5, the top end of the gas inlet pipe 2 extends to the upper part of the connecting box 3, a first electromagnetic valve 6 is fixedly installed on the surface of the gas inlet pipe 2 and above the connecting box 3, a gas inlet pipe 7 matched with the gas meter body 1 is fixedly installed at the bottom of an inner cavity of the gas storage chamber 4, the bottom end of the gas inlet pipe 2 extends to the inside of the connecting box 3, one end of the gas inlet pipe 2 extending to the inside of the connecting box 3 is fixedly connected with the gas inlet pipe 7, and an operation box 8 is fixedly installed at the right side of the connecting box 3, a slot 9 is arranged on the right side of the inner cavity of the gas storage chamber 4, a sealing piston 10 is placed on the left side of the inner cavity of the slot 9, the sealing piston 10 can prevent gas from leaking in the slot 9, meanwhile, the sealing piston 10 can be pushed rightwards when the air pressure is enough, an insertion rod 11 is fixedly installed on the right side of the sealing piston 10, the right end of the insertion rod 11 sequentially penetrates through the slot 9 and the operation box 8 and extends into the operation box 8, a pressing plate 12 is fixedly installed at one end of the insertion rod 11 extending into the operation box 8, a trigger button 13 is fixedly installed on the right side of the inner cavity of the operation box 8 through a connecting plate, the first electromagnetic valve 6 is closed when the trigger button 13 is triggered, a second electromagnetic valve 16 is opened, an alarm 18 is made to give an alarm, a warning light 19 flickers, a water tank 14 is fixedly installed on the left side of the gas meter body 1 through the fixing plate, and the water solution in the water tank 14 can absorb hydrogen sulfide in the gas, then discharge the gas to the open air again, the left side fixed mounting of 4 inner chambers of gas storage chamber has gas-supply pipe 15, the left end of gas-supply pipe 15 runs through gas storage chamber 4 and water tank 14 in proper order and extends to the inside of water tank 14, the surface of gas-supply pipe 15 and the inside fixed mounting that is located water tank 14 have second solenoid valve 16, there is blast pipe 17 at the top of water tank 14 through seting up opening fixed mounting, the left side fixed mounting of 1 bottom of gas table body has siren 18, the right side fixed mounting of 1 bottom of gas table body has warning light 19, the below fixed mounting on 1 right side of gas table body has the gas outlet duct 20 that cooperatees and uses with gas intake pipe 2, the fixed surface mounting of connecting box 3 has dismantlement board 21.

And those not described in detail in this specification are well within the skill of those in the art.

When the gas storage device works, when gas leaks due to looseness at the interface of a gas inlet pipe 2 and a gas meter inlet pipe 7, gas can be stored in a gas storage chamber 4, the gas is continuously increased, the gas pressure in the gas storage chamber 4 is increased, a sealing piston 10 is pushed rightwards when the gas pressure in the gas storage chamber 4 is increased, the sealing piston 10 is pushed rightwards to drive an insertion rod 11 to move rightwards, the insertion rod 11 drives a pressing plate 12 to move rightwards, the pressing plate 12 moves rightwards to trigger a trigger button 13, the trigger button 13 triggers to close a first electromagnetic valve 6 and simultaneously to make an alarm 18 give an alarm and make a warning lamp 19 flash, when the first electromagnetic valve 6 is closed, the gas in the gas storage chamber 4 is not increased any more, at the moment, a second electromagnetic valve 16 is opened, the gas in the gas storage chamber 4 is conveyed to the inside of a water tank 14 through a gas conveying pipe 15, and is exhausted to the outside from an exhaust pipe 17 after hydrogen sulfide in the gas is filtered by water, when the maintenance personnel maintain, only need through dismantling behind the control box 8 push pressing plate 12 leftwards by hand, make pressing plate 12 drive inserted bar 11 and sealing piston 10 and return to initial position.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a gas table leak protection seal structure, includes gas table body (1) and gas intake pipe (2), its characterized in that: the gas meter comprises a gas meter body (1), a connecting box (3) is fixedly installed at the top of the gas meter body (1), a gas storage chamber (4) is formed in the connecting box (3), a sealing sleeve (5) is fixedly installed at the top of the connecting box (3) through forming an opening, a gas inlet pipe (2) is fixedly installed on the inner side of the sealing sleeve (5), the top end of the gas inlet pipe (2) extends to the upper portion of the connecting box (3), a first electromagnetic valve (6) is fixedly installed on the surface of the gas inlet pipe (2) and positioned above the connecting box (3), a gas meter inlet pipe (7) matched with the gas meter body (1) for use is fixedly installed at the bottom of an inner cavity of the gas storage chamber (4), the bottom end of the gas inlet pipe (2) extends to the inside of the connecting box (3), and the top end of the gas inlet pipe (2) extending to the inside of the connecting box (3) is fixedly connected with the top end of the gas meter inlet pipe (7), the right side fixed mounting of connecting box (3) has control box (8), slot (9) have been seted up on the right side of air storage chamber (4) inner chamber, sealed piston (10) have been placed in the left side of slot (9) inner chamber, the right side fixed mounting of sealed piston (10) has inserted bar (11).

2. The leak-proof sealing structure of the gas meter according to claim 1, characterized in that: the right-hand member of inserted bar (11) runs through slot (9) and control box (8) in proper order and extends to the inside of control box (8), inserted bar (11) extend to the inside one end fixed mounting of control box (8) have press plate (12), the right side of control box (8) inner chamber has trigger button (13) through connecting plate fixed mounting.

3. The leak-proof sealing structure of the gas meter according to claim 1, characterized in that: the left side of gas table body (1) passes through fixed plate fixed mounting has water tank (14), the left side fixed mounting of deposit air chamber (4) inner chamber has gas-supply pipe (15), the left end of gas-supply pipe (15) runs through in proper order and deposits air chamber (4) and water tank (14) and extend to the inside of water tank (14).

4. A gas meter leakage-proof sealing structure according to claim 3, characterized in that: the surface of gas-supply pipe (15) and the inside fixed mounting who is located water tank (14) have second solenoid valve (16), the top of water tank (14) is through seting up opening fixed mounting has blast pipe (17).

5. The leak-proof sealing structure of the gas meter according to claim 1, characterized in that: the left side of gas table body (1) bottom fixed mounting has siren (18), the right side fixed mounting of gas table body (1) bottom has warning light (19).

6. The leak-proof sealing structure of the gas meter according to claim 1, characterized in that: the gas meter is characterized in that a gas outlet pipe (20) matched with the gas inlet pipe (2) for use is fixedly arranged below the right side of the gas meter body (1), and a dismounting plate (21) is fixedly arranged on the surface of the connecting box (3).