CN219178646U

CN219178646U - Gas table shell seal structure

Info

Publication number: CN219178646U
Application number: CN202320056530.2U
Authority: CN
Inventors: 赵磊; 赵国强
Original assignee: Tianjin Wanhe Chenye Energy Technology Co ltd
Current assignee: Tianjin Wanhe Chenye Energy Technology Co ltd
Priority date: 2023-01-09
Filing date: 2023-01-09
Publication date: 2023-06-13
Anticipated expiration: 2033-01-09

Abstract

The utility model belongs to the technical field of gas meters, and particularly relates to a gas meter shell sealing structure. The beneficial effects are as follows: through the structure, the sealing performance of the existing diaphragm gas meter can be enhanced, water vapor penetrating into the gas meter shell in a humid environment is absorbed, dehumidification and dehumidification are regularly carried out, the phenomenon that the water vapor penetrates into the shell and then directly contacts with a primordial gas component to damage the primordial gas component is avoided, the stable operation of the gas meter is ensured, and the service life of the gas meter is prolonged.

Description

Gas table shell seal structure

Technical Field

The utility model belongs to the technical field of gas meters, and particularly relates to a gas meter shell sealing structure.

Background

The gas shows in the film-type gas meter that is comparatively common, the shell of film-type gas meter is generally by last casing and lower casing concatenation constitution, seal through sealed pad between the casing, the outward flange department of casing junction is generally with the cladding after the ferrule welding, however this kind of sealing means is comparatively simple, but the gas meter is still good in comparatively dry place, but the gas meter generally can install in the kitchen, although require the gas meter to install in ventilation good place, but because the gas meter is adorned unaesthetic outward, in actual installation, many residents can choose to adorn the gas meter in the cupboard of basin below, be close to the downcomer very much, and the relative sealed moist of cupboard, long-time use only relies on ferrule and sealing washer can't guarantee good leakproofness, steam can slowly permeate in the casing, influence inside primordial qi subassembly.

Disclosure of Invention

In view of the above problems, an object of the present utility model is to: the utility model provides a gas table shell seal structure, when solving current diaphragm type gas table and installing in humid environment, long-time use, only rely on ferrule and sealing washer can't guarantee good leakproofness, in the steam can slowly permeate the casing, influences the problem of inside primordial qi subassembly.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a gas table shell seal structure, includes the casing, the upside one side of going up the casing is provided with the intake pipe, the upside opposite side of going up the casing is provided with the outlet duct, intake pipe and outlet duct all run through to the casing inboard, a side upside fixedly connected with strapping of going up the casing, one side of strapping is provided with the lead seal, the downside of going up the casing is provided with the inferior valve, the equal fixedly connected with edge bulge loop of department that meets of going up casing and inferior valve, be provided with sealed pad between the edge bulge loop, the outside cladding of edge bulge loop has the ferrule, the inboard of going up casing and inferior valve is provided with the primordial qi subassembly, the upside of primordial qi subassembly is connected with intake pipe, outlet duct and strapping respectively, the junction inboard of going up casing and inferior valve is provided with the dehumidification shell, the dehumidification shell is close to one side of going up casing and inferior valve inside wall for the opening, the inboard of dehumidification shell is provided with the absorbent cotton, the inboard of dehumidification shell is provided with the dehumidification shell, the upside of dehumidification shell has the dehumidification shell, the dehumidification shell has the suction opening, the suction opening has been seted up to the side the suction opening to the side of dehumidification shell, the suction opening has the suction opening, the suction opening has the side to run through the pump down the side is provided with the control panel under the suction opening, the suction opening is connected to the side down the suction opening has the suction opening.

The beneficial effects of the utility model are as follows: through the structure, the sealing performance of the existing diaphragm gas meter can be enhanced, water vapor penetrating into the gas meter shell in a humid environment is absorbed, dehumidification and dehumidification are regularly carried out, the phenomenon that the water vapor penetrates into the shell and then directly contacts with a primordial gas component to damage the primordial gas component is avoided, the stable operation of the gas meter is ensured, and the service life of the gas meter is prolonged.

To ensure air circulation during dehumidification;

as a further improvement of the above technical scheme: the lower side one side fixedly connected with breather pipe of upper housing, the breather pipe runs through to the inboard of upper housing and communicates the inboard of dehumidification shell, outside one end threaded connection of breather pipe has the head.

The beneficial effects of this improvement are: under the natural dehumidification, air can permeate into the interior from the junction of upper casing and lower casing under the pressure, but this kind of circulation of air mode is slower, and dehumidification effect is not good, through above-mentioned structure, can promote the air current when dehumidifying, ensures the dehumidification effect.

To facilitate absorption of permeated moisture;

as a further improvement of the above technical scheme: the middle part of the absorbent cotton is opposite to the joint of the upper shell and the lower shell.

The beneficial effects of this improvement are: through the arrangement, the water which is permeated in is convenient to be directly absorbed.

To facilitate dehumidification;

as a further improvement of the above technical scheme: the dehumidifying shell is arranged on the lower side of the absorbent cotton.

The beneficial effects of this improvement are: under the condition of natural permeation, moisture can gradually gather at the cotton downside of absorbing water, and under the dehumidification condition, moisture gathers at the cotton downside of absorbing water more easily, and the shell of being convenient for dehumidifies.

In order to facilitate the disassembly of the dehumidification shell;

as a further improvement of the above technical scheme: the upper side and the lower side of the dehumidification shell are symmetrically and fixedly connected with plug-in rings, the positions, close to the dehumidification shell, of the upper shell and the lower shell are fixedly connected with fixing rings, plug-in grooves are formed in one side, close to the dehumidification shell, of the fixing rings, and the plug-in rings are plugged in the plug-in grooves.

The beneficial effects of this improvement are: through the structure, the dehumidifying shell is convenient to fix and detach, and the absorbent cotton in the dehumidifying shell is convenient to replace during maintenance.

In order to avoid infiltration of moisture from below;

as a further improvement of the above technical scheme: the lower side fixedly connected with isolation shell of inferior valve, moisture extraction pump and control panel subassembly all set up in the isolation shell, the intussuseption of isolation shell is filled with the sealant, moisture extraction pipe runs through the isolation shell inboard and is linked together with the moisture extraction pump.

The beneficial effects of this improvement are: through the structure, water vapor can be effectively prevented from penetrating into the lower shell from the lower side.

None of the parts of the device are the same as or can be implemented using prior art.

Drawings

FIG. 1 is a first schematic diagram of the present utility model;

FIG. 2 is a second schematic diagram of the present utility model;

FIG. 3 is a side elevational view in cross-section of the present utility model;

FIG. 4 is a cross-sectional view showing the internal structure of the dehumidifying casing of the present utility model;

in the figure: 1. an upper housing; 2. an air inlet pipe; 3. an air outlet pipe; 4. a meter; 5. sealing with lead; 6. a lower housing; 7. a ferrule; 8. a sealing gasket; 9. a primordial qi component; 10. dehumidifying the shell; 11. a fixing ring; 12. a water-absorbing cotton; 13. dehumidifying the shell; 14. a dehumidifying pipe; 15. a moisture pump; 16. a control panel assembly; 17. a button; 18. and (5) a vent pipe.

Detailed Description

In order that those skilled in the art may better understand the technical solutions of the present utility model, the following detailed description of the present utility model with reference to the accompanying drawings is provided for exemplary and explanatory purposes only and should not be construed as limiting the scope of the present utility model.

As shown in fig. 1-4: the utility model provides a gas table shell seal structure, includes upper casing 1, upper casing 1's upside one side is provided with intake pipe 2, upper casing 1's upside opposite side is provided with outlet duct 3, intake pipe 2 and outlet duct 3 all run through to upper casing 1 inboard, upper casing 1's side upside fixedly connected with strapping table 4, one side of strapping table 4 is provided with lead seal 5, upper casing 1's downside is provided with down casing 6, upper casing 1 and lower casing 6 meet department all fixedly connected with edge bulge loop, be provided with sealing gasket 8 between the edge bulge loop, the outside cladding of edge bulge loop has ferrule 7, upper casing 1 and lower casing 6's inboard is provided with element gas subassembly 9, element gas subassembly 9's upside is connected with intake pipe 2, outlet duct 3 and strapping table 4 respectively, upper casing 1 and lower casing 6's junction inboard is provided with dehumidification shell 10, the dehumidifying shell 10 is provided with a moisture absorbing cotton 12 near one side of the inner side walls of the upper shell 1 and the lower shell 6, the inner side of the dehumidifying shell 10 is provided with a dehumidifying shell 13, the upper side of the dehumidifying shell 13 is provided with a dehumidifying hole, the lower side of the dehumidifying shell 13 is communicated with a dehumidifying pipe 14, the lower end of the dehumidifying pipe 14 is fixedly connected with a dehumidifying air pump 15, the lower side of the dehumidifying air pump 15 penetrates through the lower shell 6 to the lower side, one side of the dehumidifying air pump 15 is provided with a control panel assembly 16, the lower side of the control panel assembly 16 penetrates through the lower shell 6 to the lower side and is provided with a button 17, by adopting the structure, the sealing performance of the existing diaphragm gas meter can be enhanced, the water vapor penetrating into the gas meter shell in the moist environment is absorbed, and the dehumidifying and dehumidifying are carried out regularly, the utility model provides a moisture vapor infiltration is avoided to get in the casing and then directly contact on the primordial qi subassembly, cause primordial qi subassembly damage, ensure the steady operation of gas table to prolong the life of gas table, the downside one side fixedly connected with breather pipe 18 of upper housing 1, breather pipe 18 runs through the inboard of upper housing 1 and communicates the inboard of dehumidification shell 10, outside one end threaded connection of breather pipe 18 has the head, under the natural dehumidification, gas receives pressure and can permeate into inside from the junction of upper housing and lower casing, but this kind of air circulation mode is slower, dehumidification effect is not good, through above-mentioned structure, can promote the dehumidification in-process air circulation, ensure dehumidification effect, the middle part of absorbent cotton 12 just is to the junction of upper housing 1 and lower housing 6, through above-mentioned setting, is convenient for directly absorb the moisture of infiltration, absorbent cotton 12 is put to the absorbent cotton 13, under the condition of natural permeation, moisture can be gradually gathered at the lower side of the absorbent cotton, under the condition of dehumidification, the moisture is more easily gathered at the lower side of the absorbent cotton, the dehumidification shell is convenient to dehumidify, the upper side and the lower side of the dehumidification shell 10 are symmetrically and fixedly connected with plug rings, the positions of the upper shell 1 and the lower shell 6, which are close to the dehumidification shell 10, are fixedly connected with fixed rings, the side, which is close to the dehumidification shell 10, of the fixed rings is provided with plug grooves, the plug rings are plugged with the plug grooves, the dehumidification shell is convenient to fix and detach, the absorbent cotton in the dehumidification shell is convenient to replace during maintenance, the isolation shell is fixedly connected with the lower side of the lower shell 6, the dehumidification air pump 15 and the control board assembly 16 are arranged in the isolation shell, sealing glue is filled in the isolation shell, the dehumidification pipe 14 penetrates into the inner side of the isolation shell and is communicated with the dehumidification air pump 15, through the structure, water vapor can be effectively prevented from penetrating into the lower shell from the lower side.

The working principle and the using flow of the utility model are as follows:

when the utility model is used, along with the use in a humid environment, water vapor slowly enters from the joint of the upper shell 1 and the lower shell 6 and permeates the sealing gasket 8, then the water vapor can be directly absorbed by the water vapor 12, the water vapor permeated in a short time is less, the water vapor can be gradually accumulated by the water vapor 12, residents can press the button 17 every several months, the control panel assembly 16 controls the starting of the moisture pump 15, the moisture pump 15 continuously pumps air through the moisture pump 14, the moisture pump 14 pumps the water vapor in the water vapor 12 through the moisture pump shell 13, the accumulated water in the water vapor 12 can flow along with the air, slowly converges towards the lowest part of the water vapor 12, then the water vapor is gradually taken away from the water vapor 12, enters the moisture pump shell 13 through the moisture pump holes, and is discharged outwards through the moisture pump 14, the time of each moisture pump is determined according to the maximum moisture pump time tested before delivery of factories, the moisture pump 18 is opened in the process of the moisture pump assembly, the moisture pump assembly 16 can be closed after the moisture pump is completed, and the moisture pump assembly 17 is pressed down again, and the moisture pump assembly 15 can be closed. Through the structure, the sealing performance of the existing diaphragm gas meter can be enhanced, water vapor penetrating into the gas meter shell in a humid environment is absorbed, dehumidification and dehumidification are regularly carried out, the phenomenon that the water vapor penetrates into the shell and then directly contacts with a primordial gas component to damage the primordial gas component is avoided, the stable operation of the gas meter is ensured, and the service life of the gas meter is prolonged.

It should be noted that, in this document, 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.

The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. The foregoing is merely illustrative of the preferred embodiments of the utility model, and it is noted that there is virtually no limit to the specific structure which may be imposed by those skilled in the art without departing from the spirit of the utility model, and that modifications, adaptations, or variations of the foregoing features may be combined in a suitable manner; such modifications, variations and combinations, or the direct application of the inventive concepts and aspects to other applications without modification, are contemplated as falling within the scope of the present utility model.

Claims

1. A gas table shell seal structure, its characterized in that: including last casing (1), the upside one side of going up casing (1) is provided with intake pipe (2), the upside opposite side of going up casing (1) is provided with outlet duct (3), intake pipe (2) and outlet duct (3) all run through to the inside of going up casing (1), a side upside fixedly connected with strapping table (4) of going up casing (1), one side of strapping table (4) is provided with lead seal (5), the downside of going up casing (1) is provided with down casing (6), the equal fixedly connected with edge bulge loop in junction of going up casing (1) and lower casing (6), be provided with sealed pad (8) between the edge bulge loop, the outside cladding of edge bulge loop has ferrule (7), the inboard of going up casing (1) and lower casing (6) is provided with element (9), the upside of element (9) is connected with intake pipe (2), outlet duct (3) and strapping table (4) respectively, the junction of going up casing (1) and lower casing (6) is provided with shell (10) of being close to the inside of dehumidification (10), shell (10) are the inside of being provided with dehumidification (10), the inside of dehumidification shell (10) is provided with dehumidification shell (13), the dehumidification hole has been seted up to the upside of dehumidification shell (13), the downside intercommunication of dehumidification shell (13) has dehumidification pipe (14), the lower extreme fixedly connected with dehumidification air pump (15) of dehumidification pipe (14), the downside of dehumidification air pump (15) runs through inferior valve body (6) to the downside, one side of dehumidification air pump (15) is provided with control panel subassembly (16), the downside of control panel subassembly (16) runs through inferior valve body (6) to the downside and is provided with button (17).

2. The gas meter housing seal arrangement of claim 1, wherein: the air vent pipe (18) is fixedly connected to one side of the lower side of the upper shell (1), the air vent pipe (18) penetrates through the inner side of the upper shell (1) and is communicated with the inner side of the dehumidifying shell (10), and one end of the outer side of the air vent pipe (18) is connected with an end socket in a threaded mode.

3. The gas meter housing seal arrangement of claim 1, wherein: the middle part of the absorbent cotton (12) is opposite to the joint of the upper shell (1) and the lower shell (6).

4. The gas meter housing seal arrangement of claim 1, wherein: the dehumidifying shell (13) is arranged at the lower side of the absorbent cotton (12).

5. The gas meter housing seal arrangement of claim 1, wherein: the upper side and the lower side of the dehumidification shell (10) are symmetrically and fixedly connected with plug-in rings, the positions, close to the dehumidification shell (10), of the upper shell (1) and the lower shell (6) are fixedly connected with fixed rings, plug-in grooves are formed in one side, close to the dehumidification shell (10), of the fixed rings, and the plug-in rings are plugged in the plug-in grooves.

6. The gas meter housing seal arrangement of claim 1, wherein: the lower side fixedly connected with isolation shell of inferior valve (6), moisture extraction pump (15) and control panel subassembly (16) all set up in the isolation shell, it has the sealant to fill in the isolation shell, moisture extraction pipe (14) run through isolation shell inboard and moisture extraction pump (15) are linked together.