CN216200730U - Self-cleaning filtering combined valve - Google Patents
Self-cleaning filtering combined valve Download PDFInfo
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- CN216200730U CN216200730U CN202121125928.4U CN202121125928U CN216200730U CN 216200730 U CN216200730 U CN 216200730U CN 202121125928 U CN202121125928 U CN 202121125928U CN 216200730 U CN216200730 U CN 216200730U
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- blocking seat
- filter screen
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Abstract
The utility model provides a self-cleaning filtering combined valve, which relates to the technical field of valves and comprises a valve body, the front end of the valve body is provided with a water inlet, one side of the valve body is provided with a water outlet, the middle part of the valve body is provided with a spherical valve core, a water through hole is arranged in the middle, water sealing rings are respectively arranged on the upper part and the lower part of the valve core, a limit nut is arranged on the upper part of a first water sealing ring on the upper part, the valve core is provided with a groove matched with the valve rod, a first sealing rubber ring is arranged between the valve rod and the valve body, the valve rod is connected with the valve handle through a bolt, the rear end of the valve body is provided with a blocking seat, the lower end of the blocking seat is provided with a water discharge hole, it controls water discharge through a sealing bolt, a spiral spoiler and a filter screen are arranged in the blocking seat, the filter screen covers the water outlet, a second sealing rubber ring is arranged between the blocking seat and the valve body, and the blocking seat is fixed through a fixing nut. The utility model realizes the automatic cleaning of the filter screen under the working state of the valve through the matching of the spoiler and the water drain hole.
Description
Technical Field
The utility model relates to the technical field of valves, in particular to a self-cleaning filtering combined valve.
Background
The filtering valve is an indispensable device of a pipeline series for conveying media, is usually used for eliminating impurities in the media, preventing granular impurities from entering a channel to cause wall blockage and protecting accessories on equipment pipelines from being abraded and blocked, and is a filtering net installed at a water inlet or a water outlet of a valve body in the past; the technical scheme disclosed in ZL201410242260.X can take out the filter screen for cleaning on the basis of not dismantling the valve after blocking by setting the filter to the outer thread form, is convenient for a lot of compared with the cleaning of the filter screen installed at the water inlet or the water outlet, but still needs to cut off water and uses a special tool for dismounting and cleaning.
Therefore, the self-cleaning filtering combined valve is designed to solve the problems.
Disclosure of Invention
The utility model provides a self-cleaning filtering combined valve for overcoming the defects, which comprises a valve body, wherein the front end of the valve body is provided with a water inlet, one side of the valve body is provided with a water outlet, the middle part of the valve body is provided with a spherical valve core, a water through hole is arranged in the middle of the valve core, a first water sealing ring and a second water sealing ring are respectively arranged at the upper part and the lower part of the valve core, the upper part of the first water sealing ring is provided with a limit nut, the valve core is provided with a groove matched with the valve rod, a first sealing rubber ring is arranged between the valve rod and the valve body, the valve rod is connected with a valve handle through a bolt, a blocking seat is arranged at the rear end of the valve body, a water drainage hole is formed at the lower end of the blocking seat, it controls water discharge through a sealing bolt, a spiral spoiler and a filter screen are arranged in the blocking seat, the filter screen covers the water outlet, a second sealing rubber ring is arranged between the blocking seat and the valve body, and the blocking seat is fixed through a fixing nut.
Furthermore, the inner wall of the water inlet at the front end of the valve body is provided with internal threads, and the limiting nut is provided with corresponding external threads and used for fastening the first water sealing ring, the valve core and the second water sealing ring.
Furthermore, the fixing nut is connected with the valve body through threads, and a third sealing rubber ring is arranged in the middle of the fixing nut.
The utility model has the beneficial effects that:
according to the self-cleaning and filtering combined valve, the filter screen arranged on the water outlet is used for filtering dregs and impurities in a medium, after sediment is formed and blocked on the filter screen, the water outlet is opened to discharge water in a state that the valve is not closed, the water flow is accelerated by the spoiler at the moment, so that the water flow at the front end of the spoiler forms a vortex, the filter screen at the front end of the water outlet is transversely flushed, and finally the dregs and impurities blocked on the filter screen are flushed down and carried away along with the water flow, so that the filter screen is cleaned. The mode avoids water cut-off and valve unpicking and washing work after the valve filter screen is blocked, and the use is convenient.
Drawings
FIG. 1 is a cross-sectional view of the present invention;
wherein: 1-a valve body; 1.1-water inlet; 1.2-water outlet; 2-a limit nut; 3-a first water sealing ring; 4-a valve core; 5-a second water sealing ring; 6-water through holes; 7-a valve stem; 8-bolt; 9-valve handle; 10-a first sealing rubber ring; 11-a filter screen; 12-a blocking seat; 13-a spoiler; 14-a second sealing rubber ring; 15-a third sealing rubber ring; 16-a fixing nut; 17-a water discharge hole; 18-sealing bolts.
Detailed Description
The following detailed description will be made in conjunction with embodiments of the present invention with reference to the accompanying drawings.
A self-cleaning filtering combined valve comprises a valve body 1, wherein a water inlet 1.1 is arranged at the front end of the valve body 1, a water outlet 1.2 is arranged at one side of the valve body 1,
the valve is characterized in that the middle of the valve body 1 is a spherical valve core 4, a water through hole 6 is formed in the middle of the valve core 4, a first water sealing ring 3 and a second water sealing ring 5 are respectively installed on the upper portion and the lower portion of the valve core 4, a limiting nut 2 is installed on the upper portion of the first water sealing ring 3, the valve core 4 is provided with a groove matched with a valve rod 7, a first sealing rubber ring 10 is arranged between the valve rod 7 and the valve body 1, the valve rod 7 is connected with a valve handle 9 through a bolt 8, the valve rod 7 is driven to synchronously rotate after the valve handle 9 is rotated, the valve rod 7 passes through the groove formed in the valve core 4 at the moment, the valve core 4 synchronously rotates, the water through hole 6 is controlled to be communicated with a water inlet 1.1 and a water outlet 1.2, water flows through the valve, and water is cut off when the valve rotates.
The rear end of the valve body 1 is provided with a blocking seat 12, the lower end of the blocking seat 12 is provided with a water discharging hole 17, water discharging is controlled through a sealing bolt 18, and when the top end of the sealing bolt 18 rotates to cross the water discharging hole 17, water in the valve flows out from the water discharging hole 17. The plug 12 internally mounted has spiral spoiler 13 and filter screen 11, filter screen 11 covers delivery port 1.2, has fully guaranteed the filter effect, can form on the filter screen of delivery port 1.2 front end after using a period and filter the impurity deposit, rotary seal bolt 18 this moment, and then the hole 17 that drains opens the back and drain, water can be accelerated through spoiler 13 before flowing out the hole 17 that drains, further make spoiler 13 front end form the vortex, thereby form the horizontal washing out to the filter screen 11 of delivery port 1.2 front end, finally wash down the impurity deposit that blocks on the filter screen 11, and along with rivers through the hole 17 discharge valve outsidely that drains. The valve is characterized in that a second sealing rubber ring 14 is arranged between the blocking seat 12 and the valve body 1, the blocking seat 12 is fixed through a fixing nut 16, the fixing nut 16 and the valve body 1 are fastened through threads, and a third sealing rubber ring 15 is arranged in the middle of the fixing nut and the valve body 1, so that the overall sealing performance of the valve is guaranteed.
The inner wall of a water inlet 1.1 at the front end of the valve body 1 is provided with an internal thread, the limiting nut 2 is provided with a corresponding external thread and used for fastening the first water sealing ring 3, the valve core 4 and the second water sealing ring 5, and the tightness of the valve core 4 can be adjusted by rotating the limiting nut 2.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (3)
1. A self-cleaning filtering combined valve comprises a valve body (1), wherein a water inlet (1.1) is formed in the front end of the valve body (1), a water outlet (1.2) is formed in one side of the valve body (1), a spherical valve core (4) is arranged in the middle of the valve body (1), a water through hole (6) is formed in the middle of the valve core, a first water sealing ring (3) and a second water sealing ring (5) are respectively installed on the upper portion and the lower portion of the valve core (4), a limiting nut (2) is installed on the upper portion of the first water sealing ring (3), a groove matched with a valve rod (7) is formed in the valve core (4), a first sealing rubber ring (10) is arranged between the valve rod (7) and the valve body (1), the valve rod (7) is connected with a valve handle (9) through a bolt (8), and is characterized in that a blocking seat (12) is arranged at the rear end of the valve body (1), and a water discharging hole (17) is formed in the lower end of the blocking seat (12), the water discharge is controlled through a sealing bolt (18), a spiral spoiler (13) and a filter screen (11) are installed inside a blocking seat (12), the filter screen (11) covers a water outlet (1.2), a second sealing rubber ring (14) is arranged between the blocking seat (12) and the valve body (1), and the blocking seat (12) is fixed through a fixing nut (16).
2. The self-cleaning filtering combination valve according to claim 1, characterized in that the inner wall of the water inlet at the front end of the valve body (1) is provided with internal threads, and the limit nut (2) is provided with corresponding external threads for fastening the first water sealing ring (3), the valve core (4) and the second water sealing ring (5).
3. A self-cleaning filter combination valve according to claim 1, characterized in that the fixing nut (16) and the valve body (1) are connected by screw thread, and a third sealing rubber ring (15) is arranged in the middle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121125928.4U CN216200730U (en) | 2021-05-25 | 2021-05-25 | Self-cleaning filtering combined valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121125928.4U CN216200730U (en) | 2021-05-25 | 2021-05-25 | Self-cleaning filtering combined valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216200730U true CN216200730U (en) | 2022-04-05 |
Family
ID=80858537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121125928.4U Active CN216200730U (en) | 2021-05-25 | 2021-05-25 | Self-cleaning filtering combined valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216200730U (en) |
-
2021
- 2021-05-25 CN CN202121125928.4U patent/CN216200730U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230313 Address after: 300302 Building A1 in the Impeccable Industrial Park, Dongli District, Tianjin City Patentee after: Tianjin Fenglin Kaifa Valve Co.,Ltd. Address before: 300000 yuzhuangzi village, Hujiayuan street, Tanggu, Binhai New Area, Tianjin Patentee before: Tianjin Kaifa Valve Co.,Ltd. |