CN219263281U - Anti-idle valve in front of meter - Google Patents
Anti-idle valve in front of meter Download PDFInfo
- Publication number
- CN219263281U CN219263281U CN202223602775.5U CN202223602775U CN219263281U CN 219263281 U CN219263281 U CN 219263281U CN 202223602775 U CN202223602775 U CN 202223602775U CN 219263281 U CN219263281 U CN 219263281U
- Authority
- CN
- China
- Prior art keywords
- valve
- check
- pipe
- meter
- idle
- 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
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
Landscapes
- Check Valves (AREA)
Abstract
The utility model provides a front anti-idle rotation valve which has a simple structure and can prevent a water meter from rotating, and the front anti-idle rotation valve comprises a valve body, a valve cover arranged on the valve body, a water inlet channel and a water outlet channel which are arranged on the valve body, an opening and closing piece arranged on the valve body and used for controlling the opening and closing of the water inlet channel and the water outlet channel, and a check pipe connected with a water inlet end of the water meter, wherein a connecting pipe is arranged between the check pipe and the valve body, and a check device for preventing the water meter from rotating after being closed by water is arranged between the connecting pipe and the check pipe.
Description
Technical Field
The utility model relates to the technical field of valves, in particular to a front anti-idle valve.
Background
At present, a water meter is installed on a tap water pipeline used by each tap water user so as to measure the water consumption, after some tap water users do not use tap water, a valve is installed in front of the water meter of the user so as to prevent unnecessary tap water leakage from causing water resource loss, and the user or a tap water company controls the valve to be opened or closed, however, for various reasons, water after the water meter can cause 'water backflow' due to the fact that the water pressure in front of the water meter is reduced, the 'water backflow' can cause the water meter to overturn, further the metering of the water meter is inaccurate, the management of the water resource is disordered, and in order to prevent 'water backflow', a one-way valve is additionally installed in front of the water meter, and the installation complexity and the cost are increased. The present utility model has been made to solve the above-mentioned problems.
Disclosure of Invention
Therefore, in order to solve the above problems, the present utility model provides a front anti-idle valve which has a simple structure and can prevent the rotation of a water meter.
In order to achieve the above purpose, the technical scheme of the utility model is to provide a front anti-idle rotation valve, which comprises a valve body, a valve cover arranged on the valve body, a water inlet channel and a water outlet channel arranged on the valve body, an opening and closing piece arranged on the valve body and used for controlling the opening and closing of the water inlet channel and the water outlet channel, and a check pipe connected with a water inlet end of a water meter, wherein a connecting pipe is arranged between the check pipe and the valve body, and a check device for preventing the water meter from rotating after being closed by water is arranged between the connecting pipe and the check pipe.
The further improvement is that: the check device comprises a check seat for a fluid channel to flow through, the check seat is arranged on the inner wall of the connecting pipe, and a check plate which can resist and separate from the check seat is arranged on the check pipe through a sliding device.
The further improvement is that: the sliding device comprises a sliding frame, the sliding frame is arranged on the inner wall of the check pipe, a sliding rod is connected to the check plate, and the sliding rod is arranged on the sliding frame in a sliding penetrating mode.
The further improvement is that: the check tube is transversely extended and lengthened.
The further improvement is that: the connecting pipe is connected with the check pipe through a first connecting device.
The further improvement is that: the first connecting device is as follows: the check pipe is in threaded connection with the water outlet end of the connecting pipe.
The further improvement is that: the connecting pipe is connected with the valve body through a second connecting device.
The further improvement is that: the connecting pipe is in threaded connection with the water outlet channel of the valve body.
The further improvement is that: the check pipe is arranged at the water inlet end of the water meter through a third connecting device.
The further improvement is that: the third connecting device comprises a connecting cap, the connecting cap is sleeved on the check pipe, the connecting cap is sleeved on the water inlet end of the water meter in a threaded manner, a limiting device for preventing the connecting cap from being separated is arranged on the check pipe, and a sealing device is arranged between the check pipe and the connecting cap.
The further improvement is that: the limiting device is as follows: the end of the check pipe is provided with a limiting disc, the connecting cap is provided with a limiting ring inwards, and the limiting ring resists against the limiting disc.
The further improvement is that: the sealing device is as follows: and a sealing ring is arranged between the connecting cap and the check pipe.
The further improvement is that: the sealing device is as follows: the opening and closing piece comprises valve balls, the valve balls are arranged in the valve body and located between the water inlet channel and the water outlet channel, a first sealing piece is arranged between the valve balls and located on the water inlet channel, a second sealing piece is arranged between the water outlet channel and the valve balls, a valve rod for opening and closing the valve balls is arranged on the valve body in a rotating mode, and the other end of the valve rod is transmitted out of the valve body and located in the valve cover.
The further improvement is that: and a dust cover is arranged on the valve cover through a fourth connecting device.
The further improvement is that: the fourth connecting device is as follows: the dustproof cover is connected with the valve cover in a threaded manner to seal the valve cover.
The further improvement is that: : the valve rod is positioned in the valve cover and is provided with a rotating device which is convenient for driving the valve rod to rotate.
The further improvement is that: the rotating device is as follows: the valve rod is provided with rotating teeth which are clamped with the external opening and closing rod, and the rotating teeth are positioned in the valve cover.
The further improvement is that: the check plate comprises a check plate body, a check rod is arranged on the check plate body, and the check rod is sleeved on the rubber plate.
The further improvement is that: and the check rod is provided with a limiting plate, and the rubber plate is arranged between the limiting plate and the check plate body.
The further improvement is that: the valve rod is located the valve body and is equipped with the valve rod spacing dish, the internal spacing groove that supplies the valve rod spacing dish to penetrate of seting up of valve.
The further improvement is that: an elastic piece is arranged between the check plate and the sliding frame.
The further improvement is that: the diameter of the connecting pipe increases along the circumference.
The utility model has the advantages and beneficial effects that:
simple structure and convenient use. Through setting up non return device between valve and the water gauge, can prevent rivers backward flow when running water is closed to prevent the water gauge gyration, make the water gauge can accurately measure, make things convenient for the staff to the management of water resource.
Drawings
FIG. 1 is a block diagram of a front anti-idle valve in accordance with the present utility model.
Fig. 2 is a cut-away view of the front anti-idle valve of the present utility model.
Fig. 3 is an enlarged view of the structure of the present utility model at a.
Fig. 4 is an enlarged structural view of the present utility model at B.
Fig. 5 is a cut-away view of the check tube of the present utility model.
Detailed Description
The following describes the embodiments of the present utility model further with reference to the drawings and examples. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and are not intended to limit the scope of the present utility model.
As shown in fig. 1-5, the embodiment of the utility model provides a front anti-idle rotation valve, which comprises a valve body 1, a valve cover 3 arranged on the valve body 1, a water inlet channel 2 and a water outlet channel which are arranged on the valve body 1, a valve ball 4 arranged on the valve body 1 and used for controlling the opening and closing of the water inlet channel 2 and the water outlet channel, and a check pipe 7 connected with the water inlet end of a water meter, wherein the valve ball 4 is arranged in the valve body and positioned between the water inlet channel 2 and the water outlet channel, a first sealing ring 5 is arranged between the valve ball 4 and the valve body 2, a second sealing ring 6 is arranged between the water outlet channel and the valve ball 4 and is rotatably arranged on the valve body, a valve rod used for opening and closing the valve ball 4 is arranged on the valve body, the other end of the valve rod is transmitted out of the valve body and positioned in the valve cover 3, a connecting pipe 8 is arranged between the check pipe 7 and the valve body, and a check device used for preventing the water meter from rotating after water is closed is arranged between the connecting pipe 8 and the check pipe 7.
Specifically, the non return device includes the non return seat 9 that supplies fluid passage to flow through, the connecting pipe 8 inner wall is located to the non return seat 9, be equipped with on the non return pipe 7 through slider and can with the non return board 10 of non return seat 9 looks rejection and separation, slider includes carriage 12, carriage 12 locates the non return pipe 7 inner wall, be connected with slide bar 11 on the non return board 10, slide bar 11 slides and wears to locate carriage 12.
When the water meter is used, the check pipe 7 is connected with the water inlet end of the water meter, when water flow is closed, the water flow flows back, the water flow impacts the check plate 10, the check plate 10 is driven to slide, the check plate 10 and the check seat 9 resist each other, backflow is avoided, and therefore the water meter is prevented from rotating, the water meter can accurately meter, and management of water resources by workers is facilitated.
In order to prevent the occurrence of water hammer and avoid the occurrence of water hammer effect due to backflow, the check tube 7 is transversely extended and lengthened to enable the check tube to be rectified and stabilized. The extension of the non-return pipe 7 can enable the vortex generated in the moment when water flows through the valve body and the non-return piece or the water hammer to flow forwards along the non-return pipe 7 and gradually dissipate, so that the generated vortex is prevented from being remained in the fluid channel, the damage to the water meter is caused, and the service life of the water meter is effectively prolonged. Meanwhile, the generation of messy rotation of the water meter is avoided.
For the convenience of connection between the check pipe 7 and the connecting pipe 8, so as to facilitate maintenance and replacement of the check pipe 7, the connecting pipe 8 and the check piece, the check pipe 7 is in threaded connection with the water outlet end of the connecting pipe 8, and the connecting pipe 8 is in threaded connection with the water outlet channel of the valve body.
For the convenience to be connected with the water gauge of ending the return pipe 7, still include connecting cap 14, connecting cap 14 cover is located on ending the return pipe 7, connecting cap 14 thread bush is located the water inlet end of water gauge, the non return pipe 7 tip is equipped with the spacing dish, be equipped with inwards on the connecting cap 14 and be equipped with spacing ring 15, spacing ring 15 offsets with the spacing dish and makes, be equipped with sealing washer 16 between connecting cap 14 and the non return pipe 7.
In order to prolong the service life of the valve rod, the dust cover 12 is threaded on the valve cover 3.
In order to facilitate the rotation of the valve rod, the valve rod is provided with rotating teeth 13 which are clamped with an external opening and closing rod, and the rotating teeth 13 are positioned in the valve cover 3.
For further saving cost and cyclic utilization, the check plate 10 comprises a check plate body 101, a check rod is arranged on the check plate body 101, a rubber plate 102 is sleeved on the check rod, a limit plate 103 is arranged on the check rod, and the rubber plate 102 is arranged between the limit plate 103 and the check plate body 101.
For placing the valve rod and wearing out the valve gap 3, be equipped with valve rod spacing dish 31 in the valve body 1 of valve rod, set up the spacing groove that supplies valve rod spacing dish 31 to penetrate in the valve body 1.
In order to enable a better return of the non-return plate 10, the water outlet channel is closed, a spring 104 is arranged between the non-return plate 10 and the carriage 12.
In order to increase the flow rate, the medium does not have an increased flow resistance coefficient due to the presence of the non-return plate 10, so that the flow rate is reduced, and the diameter of the connection pipe 8 increases along the circumferential side. By increasing the diameter of the connection 8, the flow resistance coefficient is reduced, thereby increasing the flow through the connection pipe 8.
While the basic principles and main features of the present utility model and advantages thereof have been shown and described, it will be understood by those skilled in the art that the present utility model is not limited by the foregoing embodiments, which are described merely by way of illustration of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model as defined in the appended claims and their equivalents.
Claims (22)
1. The utility model provides an anti-idle valve before table, includes the valve body, sets up the valve gap on the valve body, sets up inlet channel and the outlet channel on the valve body, sets up the piece of opening and close that is used for controlling inlet channel and outlet channel to open and close on the valve body, its characterized in that: the water meter is characterized by further comprising a check pipe connected with the water inlet end of the water meter, a connecting pipe is arranged between the check pipe and the valve body, and a check device for preventing the water meter from rotating after being closed by water is arranged between the connecting pipe and the check pipe.
2. The pre-meter anti-idle valve of claim 1, wherein: the check device comprises a check seat for a fluid channel to flow through, the check seat is arranged on the inner wall of the connecting pipe, and a check plate which can resist and separate from the check seat is arranged on the check pipe through a sliding device.
3. The pre-meter anti-idle valve of claim 2, wherein: the sliding device comprises a sliding frame, the sliding frame is arranged on the inner wall of the check pipe, a sliding rod is connected to the check plate, and the sliding rod is arranged on the sliding frame in a sliding penetrating mode.
4. The pre-meter anti-idle valve of claim 1, wherein: the check tube is transversely extended and lengthened.
5. The pre-meter anti-idle valve of claim 1, wherein: the connecting pipe is connected with the check pipe through a first connecting device.
6. The pre-meter anti-idle valve of claim 5, wherein: the first connecting device is as follows: the check pipe is in threaded connection with the water outlet end of the connecting pipe.
7. The pre-meter anti-idle valve of claim 1, wherein: the connecting pipe is connected with the valve body through a second connecting device.
8. The pre-meter anti-idle valve of claim 7, wherein: the connecting pipe is in threaded connection with the water outlet channel of the valve body.
9. The pre-meter anti-idle valve of claim 1, wherein: the check pipe is arranged at the water inlet end of the water meter through a third connecting device.
10. The pre-meter anti-idle valve of claim 9, wherein: the third connecting device comprises a connecting cap, the connecting cap is sleeved on the check pipe, the connecting cap is sleeved on the water inlet end of the water meter in a threaded manner, a limiting device for preventing the connecting cap from being separated is arranged on the check pipe, and a sealing device is arranged between the check pipe and the connecting cap.
11. The pre-meter anti-idle valve of claim 10, wherein: the limiting device is as follows: the end of the check pipe is provided with a limiting disc, the connecting cap is provided with a limiting ring inwards, and the limiting ring resists against the limiting disc.
12. The pre-meter anti-idle valve of claim 10, wherein: the sealing device is as follows: and a sealing ring is arranged between the connecting cap and the check pipe.
13. The pre-meter anti-idle valve of claim 10, wherein: the sealing device is as follows: the opening and closing piece comprises valve balls, the valve balls are arranged in the valve body and located between the water inlet channel and the water outlet channel, a first sealing piece is arranged between the valve balls and located on the water inlet channel, a second sealing piece is arranged between the water outlet channel and the valve balls, a valve rod for opening and closing the valve balls is arranged on the valve body in a rotating mode, and the other end of the valve rod is transmitted out of the valve body and located in the valve cover.
14. The pre-meter anti-idle valve of claim 13, wherein: and a dust cover is arranged on the valve cover through a fourth connecting device.
15. The pre-meter anti-idle valve of claim 14, wherein: the fourth connecting device is as follows: the dustproof cover is connected with the valve cover in a threaded manner to seal the valve cover.
16. The pre-meter anti-idle valve of claim 13, wherein: the valve rod is positioned in the valve cover and is provided with a rotating device which is convenient for driving the valve rod to rotate.
17. The pre-meter anti-idle valve of claim 16, wherein: the rotating device is as follows: the valve rod is provided with rotating teeth which are clamped with the external opening and closing rod, and the rotating teeth are positioned in the valve cover.
18. The pre-meter anti-idle valve of claim 2, wherein: the check plate comprises a check plate body, a check rod is arranged on the check plate body, and the check rod is sleeved on the rubber plate.
19. The pre-meter anti-idle valve of claim 18, wherein: and the check rod is provided with a limiting plate, and the rubber plate is arranged between the limiting plate and the check plate body.
20. The pre-meter anti-idle valve of claim 13, wherein: the valve rod is located the valve body and is equipped with the valve rod spacing dish, the internal spacing groove that supplies the valve rod spacing dish to penetrate of seting up of valve.
21. A pre-meter anti-idle valve as set forth in claim 3, wherein: an elastic piece is arranged between the check plate and the sliding frame.
22. The pre-meter anti-idle valve of claim 1, wherein: the diameter of the connecting pipe increases along the circumference.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223602775.5U CN219263281U (en) | 2022-12-30 | 2022-12-30 | Anti-idle valve in front of meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223602775.5U CN219263281U (en) | 2022-12-30 | 2022-12-30 | Anti-idle valve in front of meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219263281U true CN219263281U (en) | 2023-06-27 |
Family
ID=86858077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223602775.5U Active CN219263281U (en) | 2022-12-30 | 2022-12-30 | Anti-idle valve in front of meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219263281U (en) |
-
2022
- 2022-12-30 CN CN202223602775.5U patent/CN219263281U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN219263281U (en) | Anti-idle valve in front of meter | |
| CN213274379U (en) | Backflow-preventing horizontal spiral wing water meter | |
| CN215763453U (en) | Silencing check valve | |
| CN203223574U (en) | Valve | |
| CN206161079U (en) | Water gauge with prevent rotation function | |
| CN217539747U (en) | Front backflow-preventing idle-running-preventing check valve | |
| CN210141345U (en) | Check valve with good sealing performance | |
| CN205605893U (en) | Take check valve formula ball valve | |
| CN208417632U (en) | A kind of low resistance force counter flow stop | |
| CN217539745U (en) | Check valve and valve clack that this check valve adopted | |
| CN202927152U (en) | Double-clip type disc type check valve with good sealing performance | |
| CN212251272U (en) | Ball valve | |
| CN106439082A (en) | Leakproof ball check valve provided with lock | |
| CN217177543U (en) | Protection valve behind table | |
| CN214662269U (en) | Adjustable fixed prevents leaking check valve | |
| CN201787142U (en) | Check valve | |
| CN214305549U (en) | Pressure reducing valve | |
| CN217272168U (en) | Anti-clamping stagnation split pressure reducing valve | |
| CN220600538U (en) | Check valve | |
| CN209012484U (en) | A kind of explosion-proof valve with return-stopping function | |
| CN218294503U (en) | Pressure reducing valve with guiding function | |
| CN220727184U (en) | Novel stainless steel pneumatic control valve | |
| CN216519788U (en) | Check valve convenient to maintain | |
| CN217634049U (en) | Backflow preventer for pipeline transmission | |
| CN215059781U (en) | Ultra-low temperature axial flow type check valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |