CN201837424U - Anti-theft gas and anti-counterflow gas meter device - Google Patents
Anti-theft gas and anti-counterflow gas meter device Download PDFInfo
- Publication number
- CN201837424U CN201837424U CN2010202581961U CN201020258196U CN201837424U CN 201837424 U CN201837424 U CN 201837424U CN 2010202581961 U CN2010202581961 U CN 2010202581961U CN 201020258196 U CN201020258196 U CN 201020258196U CN 201837424 U CN201837424 U CN 201837424U
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- gas
- gas meter
- valve body
- baffle plate
- counterflow
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Abstract
The utility model relates to an anti-theft gas and anti-counterflow gas meter device which comprises a counter, a machine core body and a housing, wherein a gas inlet port and a gas outlet port are formed on the housing in a matching manner, and the anti-theft gas and anti-counterflow gas meter device is characterized in that an anti-counterflow valve body component is arranged at the gas inlet port in a gas meter in the matching manner, and the anti-counterflow valve body comprises a valve body and a baffle plate which is in blocking connection to a gas outlet of the valve body. As the anti-counterflow valve body is mounted at the gas inlet port in the gas meter in the anti-theft gas and anti-counterflow gas meter device, when gas flows into the gas meter reversely, the baffle plate is affected by gas pressure and can be rapidly embedded into a pipeline port of the valve body, and further seal and block gas by relying on a rubber seal ring, thereby effectively preventing the counterflow of the gas, and further preventing a user from carrying out reverse assembly on the gas meter for gas theft; and the anti-theft gas and anti-counterflow gas meter device has the characteristics of simple structure, low cost, strong practicability, easiness in processing, convenience in installation and good anti-counterflow effect, further has a wide range of applications and is easy for popularization and use.
Description
Technical field
The utility model relates to the gas meter, flow meter technical field, is specifically related to the anti-adverse current gas meter apparatus of a kind of gas-robbery resistence.
Background technology
At present, along with the raising of living standards of the people, gas meter, flow meter is used by vast combustion gas user.And some user does not even hand over the combustion gas expense for few friendship, can privately gas meter, flow meter be reequiped, and as adorning gas meter, flow meter is counter, the direction of transposing gas meter, flow meter air inlet/outlet just can make the combustion gas adverse current, the counter of gas meter, flow meter is not walked or counter walk.So not only bringing massive losses to gas company, bring unsafe factor also can for user oneself, is a great problem that always perplexs gas company for many years.
The utility model content
At the above-mentioned problems in the prior art, the utility model purpose is to provide a kind of can prevent the counter anti-adverse current gas meter apparatus of gas-robbery resistence of adorning, avoid the combustion gas adverse current of gas meter, flow meter.
Described gas-robbery resistence is prevented the adverse current gas meter apparatus, comprise counter, core body, housing, the housing both upper ends thereof has been equipped with the air inlet port and the port of giving vent to anger, it is characterized in that the air inlet port has been equipped with valve for preventing reverse-flow body assembly in the described gas meter, flow meter, comprise that valve body reaches the baffle plate that is connected to the valve body gas outlet by the retaining of the articulated mounting clutch on the valve body.
Described gas-robbery resistence is prevented the adverse current gas meter apparatus, it is characterized in that described articulated mounting is the fixedly pedestal that is arranged at top, valve body gas outlet, and the baffle plate top is equipped with jointed shaft and is articulated in the said fixing pedestal.
Described gas-robbery resistence is prevented the adverse current gas meter apparatus, it is characterized in that described baffle plate also jointed shaft inboard extend to be provided with can keep off the blocking arm that is connected to bottom the fixing pedestal.
Described gas-robbery resistence is prevented the adverse current gas meter apparatus, it is characterized in that described baffle plate top connects jointed shaft by curved boom is set, and the place, bent angle both sides of described curved boom is symmetrically arranged with limited block.
Described gas-robbery resistence is prevented the adverse current gas meter apparatus, it is characterized in that described baffle plate is agreed with to one constitutes by the matrix arm and the convex baffle plate of band jointed shaft, between the two by the hinged setting of coupling shaft.
Described gas-robbery resistence is prevented the adverse current gas meter apparatus, it is characterized in that described valve body is fixed in the air inlet port by the support of outer wall setting, and port fit on thereon is provided with O-ring seal.
Described gas-robbery resistence is prevented the adverse current gas meter apparatus, it is characterized in that the inboard outer ring of described baffle plate is equipped with rubber seal.
Described gas-robbery resistence is prevented the adverse current gas meter apparatus, it is characterized in that described valve body is a L type circular tube structure, adopts a kind of method in aluminium alloy compression casting, the engineering plastics single injection-molded to make.
Described gas-robbery resistence is prevented the adverse current gas meter apparatus, it is characterized in that described baffle plate adopts the engineering plastics single injection-molded.
The anti-adverse current gas meter apparatus of this gas-robbery resistence air inlet port in gas meter, flow meter is installed the valve for preventing reverse-flow body, and when air-flow oppositely flowed into gas meter, flow meter, baffle plate was subjected to gas pressure influence, embed the pipeline opening of valve body rapidly, and rely on rubber seal sealing shutoff gas, can effectively prevent back flow of gas, thereby prevent that the anti-gas meter, flow meter of adorning of user from stealing gas, have simple in structurely that cost is low, practical, easily processing is easy for installation, non-return good effectiveness, and applicability is wide, easily promotes the use of.
Description of drawings
Fig. 1 is the structural representation of the anti-theft device of gas of the utility model gas meter, flow meter.
Fig. 2, Fig. 3, Fig. 4 are the structural representation of valve for preventing reverse-flow body assembly in the utility model.
Fig. 5, Fig. 6 are the structural representation of another kind of valve for preventing reverse-flow body assembly in the utility model.
Fig. 7, Fig. 8 are the another kind of frame mode of baffle plate in the utility model.
Among the figure: 1-air inlet port, 2-O-ring seal, 3-valve body, 4-baffle plate, 4a-matrix arm, 4b-convex baffle plate, 5-housing, 6-rubber seal, 7-give vent to anger port, 8-support, 9-blocking arm, 10-fixedly pedestal, 11-jointed shaft, 12-limited block, 13-coupling shaft.
Embodiment
The utility model is described in further detail below in conjunction with Figure of description:
Gas meter apparatus is made up of parts such as housing 5, counter, turnover tracheae and core bodies, his basic measuring principle is after combustion gas enters in the table, promote counter by drive disk assembly and advance, counter shows gas consumption with the gas quantity size, thereby reaches the metering purpose.Not obviously resistance limit of the turnover tracheae of general gas table, no matter the anti-dress of formal dress can be ventilated, thereby the time the anti-gas meter, flow meter of adorning of user is arranged, to reach surreptitiously gas purpose.
As Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, this gas-robbery resistence is prevented the adverse current gas meter apparatus, the air inlet port one has been equipped with valve for preventing reverse-flow body assembly in gas meter, flow meter, comprise that valve body 3 and clutch retaining is connected to the baffle plate 4 of valve body 3 gas outlets, top, valve body 3 gas outlets is provided with fixedly pedestal 10, baffle plate 4 tops are equipped with jointed shaft 11 and are articulated in said fixing pedestal 10, and are equipped with rubber seal 6 in baffle plate 4 inboard outer rings.When not having gas communication to be in pressure-less state in the gas meter, flow meter, baffle plate 4 freely hangs down, and retaining is at the pipeline opening place of valve body 3; When the gas meter, flow meter normal ventilation, baffle plate 4 is opened under the pressure effect of combustion gas automatically, and the assurance combustion gas is normally used; And if adorn gas meter, flow meter is counter, gas oppositely enters in the gas meter, flow meter, baffle plate 4 embeds the pipeline opening of valve body 3 rapidly under the reverse pressure of combustion gas, and relies on rubber seal 6 sealing shutoff gases, the blocking-up combustion gas is passed through, and can effectively prevent back flow of gas.
As Fig. 4, in the utility model, the both sides, top of valve body 3 are connected and are provided with pair of brackets 8, and support 8 is fixedly connected in the air inlet port one, and port fit on thereon is provided with O-ring seal 2, to prevent the valve body gas leakage that comes off.
As Fig. 2, shown in Figure 3, in the utility model, described baffle plate 4 also can keep off jointed shaft 11 inboard extension settings and be connected to the fixedly blocking arm 9 of pedestal 10.Along with the increase of baffle plate 4 opening angles, blocking arm 9 is rotation thereupon also, can keep out after rotating to an angle in the fixing bottom of pedestal 10, thereby the open angle of defining baffle 4 plays position-limiting action rightly.The maximum opening angle of the baffle plate that is provided with in the present embodiment is 60 degree, and the gas flow of this opening angle can satisfy user's use fully.
As Fig. 5, shown in Figure 6, in the utility model, also can control the opening angle of baffle plate 4 by the mode that limited block is set.As figure, place, the bent angle both sides of baffle plate 4 upper ends is symmetrically arranged with limited block 12, and when baffle plate 4 was opened to maximum angle, limited block 12 can be kept out on fixing pedestal 10, the realization limit function.
As Fig. 7, Fig. 8, baffle plate of the present utility model also can adopt two-part version, is respectively the matrix arm 4a and the convex baffle plate 4b of band jointed shaft 11, and both agree with to one and use coupling shaft 14 to connect.
Because the difference of limit method, the utility model can produce various embodiments, be not limited in the foregoing description, those skilled in the art make various modifications to described specific embodiment or replenish or adopt similar mode to substitute, and can not depart from spirit of the present utility model.
Claims (9)
1. gas-robbery resistence is prevented the adverse current gas meter apparatus, comprise counter, core body, housing (5), housing (5) both upper ends thereof has been equipped with air inlet port (1) and the port of giving vent to anger (7), it is characterized in that air inlet port (1) has been equipped with valve for preventing reverse-flow body assembly in the described gas meter, flow meter, comprise that valve body (3) reaches the baffle plate (4) that is connected to valve body (3) gas outlet by the retaining of the articulated mounting clutch on the valve body (3).
2. gas-robbery resistence as claimed in claim 1 is prevented the adverse current gas meter apparatus, it is characterized in that described articulated mounting for being arranged at the fixedly pedestal (10) of valve body (3) gas outlet top, is equipped with jointed shaft (11) above the baffle plate (4) and is articulated in said fixing pedestal (10).
3. gas-robbery resistence as claimed in claim 2 is prevented the adverse current gas meter apparatus, it is characterized in that described baffle plate (4) also jointed shaft (11) inboard extend to be provided with to keep off be connected to the fixedly blocking arm (9) of pedestal (10) bottom.
4. gas-robbery resistence as claimed in claim 2 is prevented the adverse current gas meter apparatus, it is characterized in that described baffle plate (4) top connects jointed shaft (11) by curved boom is set, and the place, bent angle both sides of described curved boom is symmetrically arranged with limited block (12).
5. gas-robbery resistence as claimed in claim 2 is prevented the adverse current gas meter apparatus, it is characterized in that described baffle plate (4) is agreed with to one constitutes with convex baffle plate (4b) by the matrix arm (4a) of band jointed shaft (11), between the two by the hinged setting of coupling shaft (14).
6. gas-robbery resistence as claimed in claim 1 is prevented the adverse current gas meter apparatus, it is characterized in that described valve body (3) is fixed in the air inlet port (1) by the support (8) that outer wall is provided with, and port fit on thereon is provided with O-ring seal (2).
7. gas-robbery resistence as claimed in claim 1 is prevented the adverse current gas meter apparatus, it is characterized in that the inboard outer ring of described baffle plate (4) is equipped with rubber seal (6).
8. gas-robbery resistence as claimed in claim 1 is prevented the adverse current gas meter apparatus, it is characterized in that described valve body (3) is a L type circular tube structure, adopts a kind of method in aluminium alloy compression casting, the engineering plastics single injection-molded to make.
9. gas-robbery resistence as claimed in claim 1 is prevented the adverse current gas meter apparatus, it is characterized in that described baffle plate (4) adopts the engineering plastics single injection-molded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202581961U CN201837424U (en) | 2010-07-12 | 2010-07-12 | Anti-theft gas and anti-counterflow gas meter device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202581961U CN201837424U (en) | 2010-07-12 | 2010-07-12 | Anti-theft gas and anti-counterflow gas meter device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201837424U true CN201837424U (en) | 2011-05-18 |
Family
ID=44007534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202581961U Expired - Fee Related CN201837424U (en) | 2010-07-12 | 2010-07-12 | Anti-theft gas and anti-counterflow gas meter device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201837424U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105841768A (en) * | 2016-06-22 | 2016-08-10 | 贵州天益仪表科技有限公司 | Unpowered slide block inverted installing prevention device and inverted installing prevention method for gas meter |
| CN109027349A (en) * | 2018-10-22 | 2018-12-18 | 杭州先锋电子技术股份有限公司 | A kind of self-open and self-close's counterflow-preventing bivalve envelope shut-off valve |
-
2010
- 2010-07-12 CN CN2010202581961U patent/CN201837424U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105841768A (en) * | 2016-06-22 | 2016-08-10 | 贵州天益仪表科技有限公司 | Unpowered slide block inverted installing prevention device and inverted installing prevention method for gas meter |
| CN109027349A (en) * | 2018-10-22 | 2018-12-18 | 杭州先锋电子技术股份有限公司 | A kind of self-open and self-close's counterflow-preventing bivalve envelope shut-off valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110518 Termination date: 20110712 |