CN212338301U - Embedded water stop valve of gas pipeline - Google Patents
Embedded water stop valve of gas pipeline Download PDFInfo
- Publication number
- CN212338301U CN212338301U CN202021915845.0U CN202021915845U CN212338301U CN 212338301 U CN212338301 U CN 212338301U CN 202021915845 U CN202021915845 U CN 202021915845U CN 212338301 U CN212338301 U CN 212338301U
- Authority
- CN
- China
- Prior art keywords
- piston
- gas
- gas pipeline
- water stop
- water
- 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.)
- Active
Links
Images
Landscapes
- Lift Valve (AREA)
Abstract
The utility model discloses an embedded water stop valve of a gas pipeline, which comprises a valve body, a stop rod and a piston, wherein the valve body consists of a flow guide part and a plugging part which are arranged up and down; the utility model discloses a stagnant water valve is embedded, can directly imbed in the gas pipeline, it is better to make whole security, can not increase the leak source, simultaneously through setting up shutoff portion, many support columns, the rotation portion, stop pole and piston, the gas gets into from shutoff portion under normal use condition, and push away the piston in the clearance between the support column is through getting into the water heater, can not influence the input of normal gas, if when gas pipe and water pipe misconnection appear, the running water promotes the opening that the piston is close to and shutoff portion, so can prevent that the running water from getting into in the gas pipe, overall structure is simple, therefore, the clothes hanger is strong in practicability, environmental protection and with low costs, and economic nature is good, be convenient for with the utility model discloses a stagnant water valve is put into or is taken out the gas pipeline.
Description
Technical Field
The utility model belongs to the technical field of the gas technique and specifically relates to an embedded stagnant water valve of gas pipeline is related to.
Background
The fuel gas is a general term of gas fuel, and can be combusted to release heat for residents and industrial enterprises; in the present society, more and more district, community etc. all adopt the gas pipe to insert in order to replace traditional gas bottle, with gas pipe direct access house's gas-cooker, water heater etc. but when the installation of domestic gas pipe, the workman appears gas pipe and water pipe misconnection easily, can lead to the running water to get into in the gas pipe so, not only makes the resident unable normal use gas, still can lead to the running water to cause the influence to whole gas supply network.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art, and provides an embedded water stop valve of a gas pipeline, which has simple integral structure and strong practicability.
In order to achieve the above purpose, the utility model provides a scheme does: the utility model provides an embedded stagnant water valve of gas pipeline, includes the valve body, ends pole and piston, the valve body comprises water conservancy diversion portion and the shutoff portion that sets up from top to bottom, shutoff portion cavity and shutoff portion both ends are opened there is the opening in order to supply the gas to pass through, wherein water conservancy diversion portion includes many support columns and turning block, through many between shutoff portion and the turning block the support column is connected, and many the equidistant range of support column annular is arranged so that the gas passes through in the clearance between every two liang of support columns, the turning block middle part is formed with a sleeve for supplying it inserts the slip to end the pole, end pole end connection the piston is so that the piston round trip movement between shutoff portion and turning block opens or close shutoff portion.
The utility model has the advantages that: the water stop valve of the utility model is embedded, can be directly embedded into a gas pipeline, has better overall safety, can not increase leak points, and simultaneously, by arranging the plugging part, a plurality of support columns, the rotating part, the stop rod and the piston, under the normal use condition, the gas enters from the plugging part and pushes the piston to pass through the gap between the support columns to enter the water heater, the normal input of the gas cannot be influenced, if the gas pipe is in misconnection with the water pipe, tap water pushes the piston to be close to and plug the opening of the plugging part, so can prevent in the running water gets into the gas pipe, overall structure is simple, and the practicality is strong, environmental protection and with low costs, and economic nature is good, be convenient for with the utility model discloses a stagnant water valve is put into or is taken out the gas pipeline, and the installation is simple and easy convenient, can effectively reduce manpower installation cost, promotes operation personnel work efficiency.
Further, the piston and the opposite side of the plugging part are in a frustum-shaped structure. The utility model adopts the above structure after, behind the opening of piston shutoff portion, can more firmly compress tightly the opening of shutoff portion.
Furthermore, a limit step is formed on the inner side wall of the plugging part and used for being matched with the piston to plug the opening of the plugging part. The utility model adopts the above structure after, through setting up spacing step, make shutoff efficiency better.
Further, a plurality of the support columns are distributed annularly to form a sliding channel together for the piston to slide. The utility model adopts the above structure after to make the piston slide and slide in sliding channel.
Further, the cross section of the stop rod is of a cross structure. The utility model adopts the above structure after, make and leave the clearance between cut-off pole and the sleeve inside wall, so can be when the material of cut-off pole takes place the inflation, thereby the clearance between cut-off pole and the sleeve inside wall can supply to stop the pole inflation, thereby can prevent to stop the pole and block up the sleeve and lead to stopping the unable rotation of pole and remove, can alleviate by the holistic weight of pole simultaneously by the transversal cruciform structure of personally submitting of pole, the removal of the cut-off pole of being convenient for to and reduction in production cost.
Further, a sealing ring is arranged on the periphery of the rotating block, so that gas can pass through a gap between the rotating block and the sealing ring. The utility model adopts the above structure after, make the utility model discloses a stagnant water valve can install the upper reaches at the gas table.
Further, the end parts of the support columns are connected to the inner side wall of the sealing ring.
Furthermore, the valve body, the stop rod and the piston are all made of silica gel materials. The utility model adopts the above structure after, through adopting silica gel material, whole environmental protection and with low costs.
Drawings
Fig. 1 is an overall structure diagram (closed state) of the embodiment of the present invention.
Fig. 2 is a side view (open state) of a first embodiment of the present invention.
Fig. 3 is a structural diagram of the first embodiment of the present invention with a cock terminal installed.
Fig. 4 is a side view (closed state) of a second embodiment of the present invention.
Fig. 5 is a diagram of an embodiment of the present invention, which is installed in an upstream structure of a gas meter (closed state).
Fig. 6 is a diagram of an embodiment of the present invention, which is installed in an upstream structure of a gas meter (open state).
Wherein 11 is a plugging part, 111 is a limit step, 121 is a rotating part, 1211 is a sleeve, 122 is a support column, 21 is a piston, 22 is a stop rod, and 3 is a sealing ring.
Detailed Description
The invention will be further described with reference to the following specific embodiments:
the first embodiment is as follows:
referring to fig. 1 to 3, the gas pipeline embedded water stop valve includes a valve body, a stop rod 22 and a piston 21, the valve body is composed of a flow guide part and a blocking part 11 which are arranged up and down, the blocking part 11 is hollow, and two ends of the blocking part 11 are opened with openings for gas to pass through, wherein the flow guide part includes a plurality of support columns 122 and a rotating block 121, the blocking part 11 is connected with the rotating block 121 through the plurality of support columns 122, the plurality of support columns 122 are annularly arranged at equal intervals to enable gas to pass through a gap between every two support columns 122, a sleeve 1211 is formed in the middle of the rotating block 121 for the stop rod 22 to insert and slide, and the end of the stop rod 22 is connected with the piston 21 to enable the piston 21 to move back and forth between the blocking part 11 and the rotating block 121 to open or close.
The opposite sides of the piston 21 and the plugging part 11 are in a frustum structure, a limiting step 111 is formed on the inner side wall of the plugging part 11 and is used for matching with the piston 21 to plug an opening of the plugging part 11, a plurality of support columns 122 are distributed annularly to form a sliding channel together for the piston 21 to slide, and the cross section of the stop rod 22 is in a cross structure; the valve body, the stop rod 22 and the piston 21 are all made of silica gel materials.
The water stop valve of the present embodiment is usually installed at the cock end, wherein the plugging portion 11 is the input end of the fuel gas, and the diversion portion is the output end of the fuel gas.
Under the condition of normal ventilation, gas enters the blocking part 11, then the piston 21 is pushed to move, the piston 21 is close to and covers the sleeve 1211 under the guide of the stop rod 22, and the gas passes through the gap between every two support columns 122 and enters the water heater; if the water pipe and the gas pipe are in misconnection, tap water enters the sliding channel from the gap between every two supporting columns 122 and enters the gas pipe after passing through the plugging part 11, at the moment, due to the arrangement of the piston 21 and the stop rod 22, the tap water can push the piston 21 and the stop rod 22 to enable the piston 21 to be close to the opening of the plugging part 11 until the piston 21 plugs the opening of the plugging part 11, so that the tap water can be prevented from entering the gas pipe, meanwhile, because the end face of the piston 21 is formed with a frustum structure and a limiting step 111 formed in the plugging part 11, so under the pressure of the tap water, the piston 21 can more firmly press and plug the opening of the plugging part 11, and the sealing performance is enhanced.
Example two:
referring to fig. 4 to 6, the gas pipeline embedded water stop valve includes a valve body, a stop rod 22 and a piston 21, the valve body is composed of a flow guide part and a blocking part 11 which are arranged up and down, the blocking part 11 is hollow, and two ends of the blocking part 11 are opened with openings for gas to pass through, wherein the flow guide part includes a plurality of support columns 122 and a rotating block 121, the blocking part 11 is connected with the rotating block 121 through the plurality of support columns 122, the plurality of support columns 122 are annularly arranged at equal intervals to enable gas to pass through a gap between every two support columns 122, a sleeve 1211 is formed in the middle of the rotating block 121 for the stop rod 22 to insert and slide, and the end of the stop rod 22 is connected with the piston 21 to enable the piston 21 to move back and forth between the blocking part 11 and the rotating block 121 to open or close.
The opposite sides of the piston 21 and the plugging part 11 are in a frustum structure, a limiting step 111 is formed on the inner side wall of the plugging part 11 and is used for matching with the piston 21 to plug an opening of the plugging part 11, a plurality of support columns 122 are distributed annularly to form a sliding channel together for the piston 21 to slide, and the cross section of the stop rod 22 is in a cross structure; the valve body, the stop rod 22 and the piston 21 are all made of silica gel materials.
The outer periphery of the rotating block 121 is provided with a sealing ring 3 so that gas can pass through a gap between the rotating block 121 and the sealing ring 3, wherein the ends of the plurality of support columns 122 are connected to the inner side wall of the sealing ring 3.
The water stop valve of this embodiment is provided with the sealing ring 3, so can be installed at the upstream of the gas meter, wherein the plugging part 11 is the input end of the gas, and the diversion part is the output end of the gas.
Under the condition of normal ventilation, gas enters the blocking part 11, then the piston 21 is pushed to move, the piston 21 is close to and covers the sleeve 1211 under the guide of the stop rod 22, and the gas passes through the gap between every two support columns 122 and enters the water heater; if the water pipe and the gas pipe are in misconnection, tap water enters the sliding channel from the gap between every two supporting columns 122 and enters the gas pipe after passing through the plugging part 11, at the moment, due to the arrangement of the piston 21 and the stop rod 22, the tap water can push the piston 21 and the stop rod 22 to enable the piston 21 to be close to the opening of the plugging part 11 until the piston 21 plugs the opening of the plugging part 11, so that the tap water can be prevented from entering the gas pipe, meanwhile, because the end face of the piston 21 is formed with a frustum structure and a limiting step 111 formed in the plugging part 11, so under the pressure of the tap water, the piston 21 can more firmly press and plug the opening of the plugging part 11, and the sealing performance is enhanced.
The above-described embodiments are merely preferred embodiments of the present invention, which are not intended to limit the present invention in any way. Those skilled in the art can make further changes and modifications to the invention, or modify equivalent embodiments to equivalent variations, without departing from the scope of the invention. Therefore, the content of the technical scheme of the utility model, according to the equivalent change made by the idea of the utility model, should be covered in the protection scope of the utility model.
Claims (8)
1. The utility model provides an embedded stagnant water valve of gas pipeline which characterized in that: comprises a valve body, a stop rod (22) and a piston (21), wherein the valve body consists of a flow guide part and a plugging part (11) which are arranged up and down, the plugging part (11) is hollow, two ends of the plugging part (11) are provided with openings for gas to pass through, wherein the flow guide part comprises a plurality of supporting columns (122) and a rotating block (121), the plugging part (11) is connected with the rotating block (121) through the plurality of supporting columns (122), and the support columns (122) are annularly and equally spaced to enable the gas to pass through the gap between every two support columns (122), a sleeve (1211) is formed in the middle of the rotating block (121) for the stop rod (22) to insert and slide, the end part of the stop rod (22) is connected with the piston (21) so that the piston (21) moves back and forth between the blocking part (11) and the rotating block (121) to open or close the blocking part (11).
2. The gas pipeline embedded water stop valve according to claim 1, characterized in that: the opposite side of the piston (21) and the plugging part (11) is of a frustum-shaped structure.
3. The gas pipeline embedded water stop valve according to claim 2, characterized in that: the inner side wall of the plugging part (11) is provided with a limiting step (111) which is used for being matched with the piston (21) to plug the opening of the plugging part (11).
4. The gas pipeline embedded water stop valve according to claim 1, characterized in that: the supporting columns (122) are distributed in an annular shape to form a sliding channel together for the piston (21) to slide.
5. The gas pipeline embedded water stop valve according to claim 1, characterized in that: the cross section of the stop rod (22) is of a cross structure.
6. The gas pipeline embedded water stop valve according to claim 1, characterized in that: and a sealing ring (3) is arranged on the periphery of the rotating block (121) so that gas can pass through a gap between the rotating block (121) and the sealing ring (3).
7. The gas pipeline embedded water stop valve according to claim 6, wherein: the end parts of the plurality of supporting columns (122) are connected to the inner side wall of the sealing ring (3).
8. The gas pipeline embedded water stop valve according to claim 1, characterized in that: the valve body, the stop rod (22) and the piston (21) are all made of silica gel materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021915845.0U CN212338301U (en) | 2020-09-04 | 2020-09-04 | Embedded water stop valve of gas pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021915845.0U CN212338301U (en) | 2020-09-04 | 2020-09-04 | Embedded water stop valve of gas pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212338301U true CN212338301U (en) | 2021-01-12 |
Family
ID=74072360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021915845.0U Active CN212338301U (en) | 2020-09-04 | 2020-09-04 | Embedded water stop valve of gas pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212338301U (en) |
-
2020
- 2020-09-04 CN CN202021915845.0U patent/CN212338301U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212338301U (en) | Embedded water stop valve of gas pipeline | |
| CN203893433U (en) | Heat exchange device for wall-mounted fuel gas furnace | |
| CN105241067A (en) | Full-automatic pressure bearing pressure-free operation system of heat storage water tank of water heater | |
| CN112081967A (en) | Embedded water stop valve of gas pipeline | |
| CN204985840U (en) | A reposition of redundant personnel structure for retrieving cold water | |
| CN201582464U (en) | Water-saving control valve | |
| CN209525069U (en) | A kind of steel tube coupling thread seal system safety testing device | |
| CN201363450Y (en) | Fuel gas safety valve | |
| CN204853538U (en) | Gyration air heater with adjustable bleed | |
| CN203585396U (en) | Plug valve for water-eliminating hammer | |
| CN205402247U (en) | That takes gaseous sustained -release devices prevents letting out coal leaking gas drainer | |
| CN206738650U (en) | A kind of natural gas valve | |
| CN211624278U (en) | Protection valve for online installation of heat supply network system pipeline | |
| CN215855909U (en) | Device for ensuring sealing of gas cock for coke oven | |
| CN203230402U (en) | Anti-freezing constant-pressure gas production automatic recovery device | |
| CN206159580U (en) | Lumen overvoltage protector of harshness gate valve for operating mode | |
| CN111022690A (en) | BIM engineering terminal warm accuse valve | |
| CN210069037U (en) | Three-way heat preservation plug valve | |
| CN217929255U (en) | Protective device for positive displacement water heater | |
| CN212251164U (en) | Flange connection structure of stop valve | |
| CN205078235U (en) | Novel heat preservation well head device | |
| CN203413282U (en) | Rotary expanding-clamping device for tube plug | |
| CN213208018U (en) | Intelligent leakage-proof valve for heating system | |
| CN221665870U (en) | Gas pipeline pressure monitoring device | |
| CN214665391U (en) | Bypass pipeline for protecting circulating water pump |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |