CN201772114U - Gas meter stop valve - Google Patents
Gas meter stop valve Download PDFInfo
- Publication number
- CN201772114U CN201772114U CN2010202748419U CN201020274841U CN201772114U CN 201772114 U CN201772114 U CN 201772114U CN 2010202748419 U CN2010202748419 U CN 2010202748419U CN 201020274841 U CN201020274841 U CN 201020274841U CN 201772114 U CN201772114 U CN 201772114U
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- CN
- China
- Prior art keywords
- gas meter
- valve
- hole
- valve block
- scarf
- Prior art date
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a gas meter stop valve, which is characterized by comprising a valve body (1) and a valve block (2) with one end fixed onto the valve body (1), the valve body (1) is a circular tube provided with a diagonal plane, a through hole (3) is arranged on the diagonal plane, and the valve block (2) is an elastic sheet covering the upper side of the through hole on the diagonal plane. The valve body (1) of the gas meter stop valve is arranged into the diagonal plane so that unidirectional opening and closing of the valve block (2) can be ensured. The valve block (2) made of the light and thin elastic sheet is easy to be forced open, and has the advantages of flexible opening and closing, small influence on gas flow inside a pipeline and the like. The gas meter stop valve can be used by being directly placed inside a joint of a gas outlet pipe without additionally changing the connecting structure of a gas meter, has extremely small influence on the structure of an existing gas meter, and has the advantages of simple structure, convenient operation and the like.
Description
Technical field
The utility model relates to a kind of controlling component that is used for gas meter, specifically, is a kind of gas meter flow-stop valve.
Background technique
The top of gas meter is provided with two ventilating holes, one of them connects suction tude, another connects steam outlet pipe, combustion gas should one-way flow in the network that gas meter and institute connecting tube thereof constitute, in case the situation of combustion gas adverse current takes place, not only can cause the confusion of gas meter counting and write down the actual use amount of combustion gas mistakenly, also might improve the risk that combustion gas is revealed, increase the potential safety hazard in the combustion gas use, so the control of the one-way flow of gas meter is an important means that improves the gas meter performance.
At present, gas meter adopts the ball type one-way valve to be used as flow-stop valve more, this ball type one-way valve structures more complicated, improved the cost of a whole set of gas meter, and because the quality of steel ball is heavier in the one-way valve, the pressure of combustion gas can't fully be washed steel ball open, make steel ball to open and close flexibly, the actual aperture that can be used for ventilating reduces in the pipeline thereby cause, gas flow is subjected to very big influence, finally cause the efficiency of heating surface of the piping network that this type of gas meter is installed to be subjected to greater loss, influenced the normal use of user combustion gas.
The model utility content
At the deficiencies in the prior art, the purpose of this utility model provides a kind of valve block and opens and closes gas meter flow-stop valve flexibly.
For this reason, concrete scheme of the present utility model is: a kind of gas meter flow-stop valve, to form by the valve block that a valve body and an end are fixed on the valve body, and valve body is the pipe that is provided with scarf, scarf is provided with through hole, and valve block is the elastic sheet that covers above the through hole on the scarf.Because the barrier effect of scarf, valve block can only be opened to a direction, has controlled the one-way flow of combustion gas effectively.Valve block adopts elastic sheet to be made, and is in light weight, is easy to be washed open by combustion gas, can open and close flexibly, and can not reduce internal diameter of the pipeline and have influence on gas flow.
According to an aspect of the present utility model, through hole is eight second circular holes that are arranged on first circular hole at scarf center and are arranged at first circular, and the aperture of second circular hole is less than first circular hole.Through hole is set on scarf both can have guaranteed that gas passed through smoothly, can make scarf play the effect of supporting valve block again.
According to another aspect of the present utility model, be provided with the fixedly mounting hole of valve block in the scarf bottom.Mounting hole is used for valve block is fixed in the scarf of valve body, make an end of valve block maintain static, and the other end can open and close flexibly.
Compared with prior art, the beneficial effects of the utility model are: the valve body of this gas meter flow-stop valve is set to scarf, can guarantee the unidirectional switching of valve block, valve block is made by frivolous elastic sheet, washed open by combustion gas easily, have open and close flexibly, to advantages such as the influence of gas flow in the pipeline are little.This gas meter flow-stop valve directly is positioned in the joint of steam outlet pipe and can uses, and does not need additionally to change the linkage structure of gas meter, and is very little to existing gas meter structure influence, has simple in structure, easy to operate advantage.
Description of drawings
Above-mentioned and/or additional aspect of the utility model and advantage are from obviously and easily understanding becoming embodiment's the description below in conjunction with accompanying drawing, wherein:
Fig. 1 is the structural representation of gas meter flow-stop valve of the present utility model;
Fig. 2 is the structural representation of valve body in the gas meter flow-stop valve of the present utility model;
Fig. 3 is the scheme of installation of gas meter flow-stop valve of the present utility model.
Embodiment
Describe embodiment of the present utility model below in detail, described embodiment's example is shown in the drawings, and wherein identical from start to finish or similar label is represented identical or similar device or the device with identical or similar functions.Below by the embodiment who is described with reference to the drawings is exemplary, only is used to explain the utility model, and can not be interpreted as restriction of the present utility model.In description of the present utility model, term " on ", position such as D score relation is for based on position shown in the drawings relation, it only is the utility model rather than require the utility model therefore can not be interpreted as for convenience of description with specific orientation structure and operation to restriction of the present utility model.
Shown in Fig. 1 and Fig. 2 is the structure of gas meter flow-stop valve of the present utility model.This gas meter flow-stop valve is made up of the valve block 2 that a valve body 1 and an end are fixed on the valve body 1, and valve body 1 is for being provided with the pipe of scarf, and scarf is provided with through hole 3, and valve block 2 is for covering the elastic sheet above the through hole on the scarf 3.Because the barrier effect of scarf, valve block 2 can only be opened to a direction, has controlled the one-way flow of combustion gas effectively.Valve block 2 adopts elastic sheet to be made, make frivolous valve block 2 such as materials such as can adopting rubber, plastics or light-weight metal, this valve block 2 is in light weight, be easy to be washed open by combustion gas, can open and close flexibly, can shelter from through hole 3 when closed, stop the gas stream mistake, open Shi Buhui and reduce internal diameter of the pipeline and have influence on gas flow.
According to shown in Figure 2, through hole 3 can be first circular hole that is arranged on the scarf center and eight second circular holes that are arranged at first circular, and the aperture of second circular hole is less than first circular hole.Through hole 3 is set on scarf both can have guaranteed that gas passed through smoothly, can make scarf play the effect of supporting valve block 2 again.Certainly, the shape of through hole 3 is not limited thereto, and also through hole 3 can be set to bar hole, square opening, tri-angle-holed or can play irregularly-shaped hole of same purpose etc.The number of through hole 3 and distributing position also can be provided with according to actual needs, and the utility model does not limit this.
In Fig. 2, it can also be seen that, be provided with the fixedly mounting hole 4 of valve block 2 in the scarf bottom.Mounting hole 4 is used for valve block 2 make an end of valve block 2 maintain static, and the other end can opening and closing flexibly by the scarf of screw in valve body 1.If being pasted on the end of scarf under being tilted to, an end of valve block 2 also can play similar effect.
Shown in Fig. 3 is the mounting structure of gas meter flow-stop valve of the present utility model.The joint of steam outlet pipe is connected in the ventilating hole on the top of gas meter, only the gas meter flow-stop valve directly need be positioned over reposefully the joint inside of steam outlet pipe, flats down, and scarf can use up.It is identical with the steam outlet pipe internal diameter that the external diameter of this gas meter flow-stop valve is designed to, when normal route outflow gas meter is pressed in combustion gas, valve block 2 is washed open by combustion gas, the combustion gas meeting is flowed out smoothly along the pipe and the through hole 3 of valve body 1, this gas meter flow-stop valve can not influence pipeline drift diameter, therefore can not influence gas flow yet.When combustion gas under abnormal conditions enters gas meter from steam outlet pipe is reverse, valve block 2 is closed under the percussion of combustion gas, because the area of valve block 2 equates with the area of scarf or is smaller, therefore thereby can complete closed live pipeline and can stop the reverse inflow of gas, played the effect of control gaseous one-way flow.Do not need additionally to change the linkage structure of gas meter during installation and increase firmware is installed, very little to existing gas meter structure influence, have simple in structure, easy to operate advantage.
The above only is a preferred implementation of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (3)
1. gas meter flow-stop valve, it is characterized in that: form by the valve block (2) that a valve body (1) and an end are fixed on the described valve body (1), described valve body (1) is for being provided with the pipe of scarf, described scarf is provided with through hole (3), and described valve block (2) is for covering the elastic sheet of described through hole (3) top on described scarf.
2. gas meter flow-stop valve according to claim 1, it is characterized in that: described through hole (3) is first circular hole that is arranged on described scarf center and eight second circular holes that are arranged at described first circular, and the aperture of described second circular hole is less than described first circular hole.
3. gas meter flow-stop valve according to claim 1 is characterized in that: the mounting hole (4) that is provided with fixing described valve block (2) in described scarf bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202748419U CN201772114U (en) | 2010-07-27 | 2010-07-27 | Gas meter stop valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202748419U CN201772114U (en) | 2010-07-27 | 2010-07-27 | Gas meter stop valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201772114U true CN201772114U (en) | 2011-03-23 |
Family
ID=43751956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202748419U Expired - Fee Related CN201772114U (en) | 2010-07-27 | 2010-07-27 | Gas meter stop valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201772114U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103842287A (en) * | 2011-09-13 | 2014-06-04 | 皇家飞利浦有限公司 | Oxygen concentrator with dynamic noise control |
| CN105697836A (en) * | 2016-03-23 | 2016-06-22 | 程芳茂 | Device for automatically closing gas pipelines before gushing |
| CN107970019A (en) * | 2017-12-29 | 2018-05-01 | 珠海格力电器股份有限公司 | Air intake assembly and dish-washing machine |
-
2010
- 2010-07-27 CN CN2010202748419U patent/CN201772114U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103842287A (en) * | 2011-09-13 | 2014-06-04 | 皇家飞利浦有限公司 | Oxygen concentrator with dynamic noise control |
| US10195390B2 (en) | 2011-09-13 | 2019-02-05 | Koninklijke Philips N.V. | Oxygen concentrator with dynamic noise control |
| CN105697836A (en) * | 2016-03-23 | 2016-06-22 | 程芳茂 | Device for automatically closing gas pipelines before gushing |
| CN105697836B (en) * | 2016-03-23 | 2019-01-15 | 程芳茂 | Gas pipeline self closing device to be gushed |
| CN107970019A (en) * | 2017-12-29 | 2018-05-01 | 珠海格力电器股份有限公司 | Air intake assembly and dish-washing machine |
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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: 20110323 Termination date: 20120727 |