CN221280360U - Leakage-proof gas meter - Google Patents
Leakage-proof gas meter Download PDFInfo
- Publication number
- CN221280360U CN221280360U CN202322625845.7U CN202322625845U CN221280360U CN 221280360 U CN221280360 U CN 221280360U CN 202322625845 U CN202322625845 U CN 202322625845U CN 221280360 U CN221280360 U CN 221280360U
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- CN
- China
- Prior art keywords
- gas meter
- cover body
- leakage
- special
- pipe
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 206010066054 Dysmorphism Diseases 0.000 claims abstract 7
- 238000003780 insertion Methods 0.000 claims description 5
- 230000037431 insertion Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 3
- 230000006835 compression Effects 0.000 abstract 1
- 238000007906 compression Methods 0.000 abstract 1
- 230000009471 action Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Abstract
The utility model relates to the field of gas meters, and in particular discloses a leakage-proof gas meter, which comprises a gas meter, wherein the gas meter comprises: the upper cover body, the lower cover body, the upper end of lower cover body is located the upper surface of dysmorphism ring flange and has seted up interior caulking groove, and the lower extreme of upper cover body is located the lower surface mounting of dysmorphism ring flange and has spacing fixture block, and the outside of dysmorphism ring flange is provided with annular gasbag, and compression bolt is installed in the outside of upper cover body, and the intake pipe is installed to the upper end of upper cover body, and one side of intake pipe is provided with the blast pipe, and the screw thread connecting pipe is all installed to the upper end of intake pipe and blast pipe. The limiting clamping blocks are correspondingly clamped in the embedded grooves, the connecting gaps between the two special-shaped flanges are reduced, the lower ends of the pressing bolts integrally fix and press the annular air bags on the upper side and the lower side of the special-shaped flanges, and when leakage occurs between the two special-shaped flanges, the volume expansion of the special-shaped flanges is caused, so that the leakage condition can be found conveniently.
Description
Technical Field
The utility model relates to the field of gas meters, in particular to a leakage-proof gas meter.
Background
The gas meter applies work to the outside by the pressure of the gas, the roller counter is pushed to count and record the volume of the circulated gas by using an internal bellows and a thin film, two main streams of the gas meter in the market are provided, and one main stream is a traditional mechanical film type gas meter; the other is a prepayment diaphragm gas meter. The mechanical diaphragm gas meter metering is realized through mechanical rollers, the mechanical rollers are operated according to the used gas quantity, each time a unit quantity is used, the roller count is increased by one, and finally the gas quantity metering record is realized.
However, when the diaphragm gas meter on the market is used, two cabins are connected by bolts, and when gas leakage occurs in the gas meter during adaptation, the gas leakage is easy to occur at the connecting position.
Disclosure of utility model
In order to overcome the defects in the prior art, the utility model provides a leakage-proof gas meter, which solves the problems in the background.
The utility model provides the following technical scheme: a leak-proof gas meter comprising a gas meter, the gas meter comprising: the novel air conditioner comprises an upper cover body and a lower cover body, wherein special-shaped flanges are arranged at the joints of the upper cover body and the lower cover body, an embedded groove is formed in the upper surface of the special-shaped flanges, the lower end of the upper cover body is located at the lower surface of the special-shaped flanges, a limit clamping block is mounted on the lower surface of the special-shaped flanges, an annular air bag is arranged on the outer side of the special-shaped flanges, a pressing bolt is arranged on the outer side of the upper cover body, an air inlet pipe is arranged at the upper end of the upper cover body, an exhaust pipe is arranged on one side of the air inlet pipe, a threaded connecting pipe is arranged at the upper end of the air inlet pipe, and a conical sleeve is mounted in the threaded connecting pipe.
As still further aspects of the utility model: the upper part of the air inlet pipe is provided with a transfer pipe, and the lower end of the transfer pipe is provided with a conical insertion pipe.
As still further aspects of the utility model: the front surface of the gas meter is provided with a meter, and a threaded connecting hole is formed above the special-shaped flange plate.
As still further aspects of the utility model: the switching pipe and the threaded connecting pipe are meshed and fixed, and the pressing bolt is meshed and connected with the upper cover body.
As still further aspects of the utility model: and the lower end of the pressing bolt is provided with a limiting pad, and the annular air bag is an elastic rubber member.
As still further aspects of the utility model: the outer diameter dimension of the conical cannula is greater than the inner diameter dimension of the conical sleeve.
As still further aspects of the utility model: the upper cover body and the lower cover body are fixedly connected through bolts.
Compared with the prior art, the utility model has the beneficial effects that:
1. The limiting clamping blocks are correspondingly clamped in the embedded grooves, the connecting gaps between the two special-shaped flanges are reduced, the lower ends of the pressing bolts integrally fix and press the annular air bags on the upper side and the lower side of the special-shaped flanges, and when leakage occurs between the two special-shaped flanges, the volume expansion of the special-shaped flanges is caused, so that the leakage condition can be found conveniently.
2. When the transfer pipe is connected with the air inlet pipe and the air outlet pipe, the whole transfer pipe is meshed with the threaded connecting pipe, and the conical sleeve in the transfer pipe can extrude the conical insertion pipe to deform so as to ensure tightness during air inlet and air outlet.
Drawings
FIG. 1 is a schematic diagram of a leak-proof gas meter;
FIG. 2 is an exploded view of a gas meter of a leak-proof gas meter;
fig. 3 is a cross-sectional view of an air inlet pipe in a leak-proof gas meter.
In the figure: 1. a gas meter; 2. an upper cover; 3. a lower cover; 4. a meter; 5. an air inlet pipe; 6. an exhaust pipe; 7. an annular air bag; 8. pressing a bolt; 201. a special-shaped flange plate; 202. an embedded groove; 203. a threaded connecting hole; 501. a transfer tube; 502. a threaded connecting pipe; 503. a conical sleeve; 504. a tapered cannula.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1 to 3, the present embodiment provides a leak-proof gas meter, including a gas meter 1, the gas meter 1 including: the upper cover body 2, lower cover body 3, upper cover body 2 and lower cover body 3 pass through bolt fixed connection, special-shaped flange dish 201 is all installed to the junction of upper cover body 2 and lower cover body 3, the upper end of lower cover body 3 is located the upper surface of special-shaped flange dish 201 and has been seted up embedded groove 202, the lower extreme of upper cover body 2 is located the lower surface mounting of special-shaped flange dish 201 and has spacing fixture block, spacing fixture block adopts rubber or material that has certain elasticity and corrosion resistance such as silica gel, then spacing fixture block and embedded groove 202 extrude the reduction gap when upper cover body 2 and lower cover body 3 are assembled and are installed, the outside of special-shaped flange dish 201 is provided with annular gasbag 7, annular gasbag 7 is elastic rubber material component, press-fit bolt 8 is installed in the outside of upper cover body 2, also correspond in the outside of lower cover body 3 and be provided with press-fit bolt 8, spacing pad is installed to press-fit bolt 8's lower extreme, press-fit bolt 8 and upper cover body 2's upper end is installed air inlet pipe 5, one side of air inlet pipe 5 is provided with blast pipe 6, then spacing fixture block and 6, the upper end of air inlet pipe 5 and 6 all install screwed pipe 502, the screwed connection 502 is installed to the inside of connecting pipe 502.
As shown in fig. 2-3, in the present embodiment, a transfer pipe 501 is disposed above the air inlet pipe 5, the transfer pipe 501 is meshed with a threaded connecting pipe 502, a conical insertion pipe 504 is mounted at the lower end of the transfer pipe 501, the outer diameter of the conical insertion pipe 504 is larger than the inner diameter of the conical sleeve 503, a meter 4 is mounted on the front surface of the gas meter 1, and a threaded connecting hole 203 is formed above the special-shaped flange 201.
The working principle of the utility model is as follows: when the gas meter 1 is integrally assembled, the upper cover body 2 and the lower cover body 3 are mutually corresponding, the threaded connection holes 203 between the two special-shaped flange plates 201 are mutually corresponding, the limit clamping blocks in the special-shaped flange plates 201 at the lower end of the upper cover body 2 are correspondingly clamped in the embedded grooves 202 in the special-shaped flange plates 201 at the upper end of the lower cover body 3, the limit clamping blocks are extruded in the embedded grooves 202 to reduce the connection gaps between the two special-shaped flange plates 201, the annular air bag 7 is integrally pulled out and deformed and then sleeved on the outer side of the special-shaped flange plates 201, the outer side of the special-shaped flange plates 201 can be sealed under the action of the integral elasticity of the annular air bag 7, the lower ends of the pressing bolts 8 are used for integrally fixing and pressing the annular air bag 7 on the upper side and the lower side of the special-shaped flange plates 201 after torsion is applied to the pressing bolts 8 arranged on the upper cover body 2 and the lower cover body 3, the volume expansion of the special-shaped flange plates 201 can be caused when leakage occurs between the two special-shaped flange plates 201, so that the leakage situation can be conveniently found, meanwhile, when the adapter tube 501 and the air inlet pipe 5 are connected with the air inlet pipe 6 are connected, the adapter tube 501 is extruded, the adapter tube is connected with the air inlet pipe 502 is integrally and the tapered pipe is connected, and the adapter tube is integrally deformed, and the adapter tube is connected with the adapter tube is internally, and the adapter tube is deformed, and the adapter tube is tightly and the adapter tube is connected with the adapter tube and the adapter tube is connected.
It is noted that relational terms such as first and second, and the like, are 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, and further, that the terms "comprise," "include," 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 utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A leak-proof gas meter comprising a gas meter (1), characterized in that the gas meter (1) comprises: go up lid (2), lower lid (3), go up lid (2) with dysmorphism ring flange (201) are all installed to the junction of lower lid (3), the upper end of lower lid (3) is located embedded groove (202) have been seted up to the upper surface of dysmorphism ring flange (201), the lower extreme of going up lid (2) is located the lower surface mounting of dysmorphism ring flange (201) has spacing fixture block, the outside of dysmorphism ring flange (201) is provided with annular gasbag (7), pressfitting bolt (8) are installed in the outside of going up lid (2), intake pipe (5) are installed to the upper end of going up lid (2), one side of intake pipe (5) is provided with blast pipe (6), intake pipe (5) with threaded connecting pipe (502) are all installed to the upper end of blast pipe (6), threaded connecting pipe (502) internally mounted has toper cover (503).
2. The leakage-proof gas meter according to claim 1, wherein a transfer tube (501) is arranged above the gas inlet tube (5), and a conical insertion tube (504) is arranged at the lower end of the transfer tube (501).
3. The leakage-proof gas meter according to claim 1, wherein a meter (4) is mounted on the front surface of the gas meter (1), and a threaded connecting hole (203) is formed above the special-shaped flange plate (201).
4. The leakage-proof gas meter according to claim 2, wherein the adapter tube (501) is engaged with the threaded connecting tube (502), and the press-fit bolt (8) is engaged with the upper cover body (2).
5. The leakage-proof gas meter according to claim 1, wherein a limit pad is mounted at the lower end of the press-fit bolt (8), and the annular air bag (7) is an elastic rubber material member.
6. The leak-proof gas meter of claim 2, wherein the tapered cannula (504) has an outer diameter dimension greater than an inner diameter dimension of the tapered sleeve (503).
7. A leakproof gas meter according to claim 3, characterized in that the upper cover (2) and the lower cover (3) are fixedly connected by means of bolts.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221280360U true CN221280360U (en) | 2024-07-05 |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |