CN202756701U - Anti-blocking check valve easy to be cleaned - Google Patents
Anti-blocking check valve easy to be cleaned Download PDFInfo
- Publication number
- CN202756701U CN202756701U CN 201220433798 CN201220433798U CN202756701U CN 202756701 U CN202756701 U CN 202756701U CN 201220433798 CN201220433798 CN 201220433798 CN 201220433798 U CN201220433798 U CN 201220433798U CN 202756701 U CN202756701 U CN 202756701U
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- valve body
- liquid inlet
- liquid
- liquid outlet
- joint
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- Expired - Fee Related
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Abstract
The utility model discloses an anti-blocking check valve easy to be cleaned and relates to a check valve. The anti-blocking check valve easy to be cleaned comprises a valve body and a spherical valve clack, wherein the upper and lower ends of the valve body are respectively provided with a liquid outlet and a liquid inlet, and the sidewalls of the liquid outlet and the liquid inlet are provided with a liquid outlet joint and a liquid inlet joint. A stream guidance limiting plate is horizontally arranged in the middle of the valve body, and the upstream end face of the bottom of the stream guidance limiting plate is a smooth inclined plane. The spherical valve clack is arranged on the liquid inlet below the stream guidance limiting plate. The valve body comprises an upper shell body and a lower shell body, and the upper and the lower shell bodies are respectively provided with an upper clamping seat and a lower clamping seat. Clamps are arranged on the upper and lower clamping seats, and a sealing gasket is arranged between the upper and the lower clamping seats. The liquid inlet joint and or the liquid outlet joint are hose couplers. Due to the fact that the upstream end face of the bottom of the stream guidance limiting plate is a smooth inclined plane, hair in the sewage and the like can not be caught. Moreover, when blocking occurs and needs to be cleaned after long time operation, the upper and the lower valve body can be separated just by opening the clamps so that the cleaning is simple and fast.
Description
Technical field
The utility model relates to safety check, says in detail the anti-blocking safety check of being convenient to clear up that is on a kind of fluid machinery, particularly uses on the plumbing drain.
Background technique
As everyone knows, safety check is called again reflux valve, check valve etc., and this class valve mainly is that the medium mobile power that produces in tube road itself realizes opening and closing automatically, and belongs to a kind of automatic valve.Safety check is used for pipe-line system, and its Main Function is to prevent that medium from flowing backwards, preventing pump and drive motor counter-rotating thereof, prevents from that container inner medium from refluxing to release.Safety check also can be used for providing on the pipeline of supply to the auxiliary system that wherein pressure may rise to above main system pressure.Existing safety check comprises valve body, flap and leading truck, between the liquid inlet in valve body and liquid outlet leading truck is set, flap is set in the leading truck, the moving direction of leading truck guiding flap, leading truck top laterally is provided with pin, and pin stops that flap avoids affecting liquid and flow out, and the patent No. of announcing on June 11st, 2008 such as State Intellectual Property Office is 200720043177.5 ball check valve patent, three guide rods are set, and the fluid output inboard is provided with the U-shaped pin.This safety check, complex structure in the valve body, and the parts that cross setting is arranged in valve body, when being used for plumbing drain, the strip impurity such as the hair in the sewage can hang over choke valve body on guide rod and the pin, need often cleaning, safety check need to be unloaded rear dismounting cleaning from pipeline during cleaning, cleaning operation is complicated, waste time and energy the impact normal operation.
Summary of the invention
The purpose of this utility model is to solve above-mentioned the deficiencies in the prior art, provide a kind of simple in structure, be not easy to block, be convenient to cleaning behind the obstruction, the anti-blocking safety check of being convenient to clear up that cleaning operation is simple, time saving and energy saving.
The technological scheme that the above-mentioned prior art deficiency that solves the utility model adopts is:
A kind of anti-blocking safety check of being convenient to clear up, comprise valve body and globe disk, valve body is respectively equipped with liquid outlet and liquid entering hole in two ends up and down, be respectively equipped with fluid joint and liquid inlet joint on the sidewall of liquid outlet and liquid entering hole, the middle part vertically is provided with the water conservancy diversion limiting board in the valve body, the end face that meets water of water conservancy diversion limiting board bottom is smooth bevel, globe disk is arranged on the liquid entering hole of water conservancy diversion limiting board below, it is characterized in that valve body comprises upper shell and lower shell body, upper shell and lower shell body are respectively equipped with front band seat and lower catch hoop seat, front band seat and lower catch hoop seat are provided with clip, be provided with sealing gasket between front band seat and the lower catch hoop seat, liquid inlet joint and or the fluid joint be hose coupling.
During use, vertically be installed in the utility model on the plumbing drain by fluid joint and liquid inlet joint, during work, sewage with certain pressure backs down globe disk from bottom to top, because the position-limiting action of water conservancy diversion limiting board, globe disk is limited in middle part in the valve body, and sewage is discharged by liquid outlet through water conservancy diversion limiting board water conservancy diversion.Because the end face that meets water of water conservancy diversion limiting board bottom is smooth bevel, situation can not appear being tangled in any dirts such as the hair in the sewage, even there is dirt to be blocked by globe disk, globe disk is in the moment of vacant state when current slow down, and dirt also can pass through immediately.In that oppositely the liquid outflow is current, thereby falling to blocking liquid entering hole, ball sealer plays the non-return effect.When the generation obstruction need to be cleared up behind the long-play, opening clip can be with up and down valve body separation, and cleaning work simply, fast.The utlity model has simple in structure, be not easy to block, be convenient to cleaning behind the obstruction, the advantage that cleaning operation is time saving and energy saving.
Description of drawings
Fig. 1 is a kind of structural representation of the present utility model.
Embodiment
The anti-blocking safety check of being convenient to clear up as shown in the figure, comprise valve body 4 and globe disk 9, valve body is respectively equipped with liquid outlet 2 and liquid entering hole 10 in two ends about in the of 4, be respectively equipped with fluid joint 1 and liquid inlet joint 11 on the sidewall of liquid outlet 2 and liquid entering hole 10, valve body 4 interior middle parts vertically are provided with water conservancy diversion limiting board 3, the end face that meets water of water conservancy diversion limiting board 3 bottoms is smooth bevel, globe disk is arranged on the liquid entering hole of water conservancy diversion limiting board below, characteristics of the present utility model are: valve body comprises upper shell and lower shell body, be respectively equipped with front band seat 6 and lower catch hoop seat 8 on upper shell and the lower shell body, front band seat 6 and lower catch hoop seat 8 are provided with clip 5, and clip 5 is integral body with upper shell and lower shell body engaging.Be provided with sealing gasket 7 between front band seat and the lower catch hoop seat, prevent leaked liquid, liquid inlet joint 11 is hose coupling, also can be that the fluid joint is hose coupling, or the two is hose coupling.During use, vertically be installed in the utility model on the plumbing drain by fluid joint and liquid inlet joint, during work, sewage with certain pressure backs down globe disk from bottom to top, because the position-limiting action of water conservancy diversion limiting board, globe disk is limited in middle part in the valve body, and sewage is discharged by liquid outlet through water conservancy diversion limiting board water conservancy diversion.Because the end face that meets water of water conservancy diversion limiting board bottom is smooth bevel, situation can not appear being tangled in any dirts such as the hair in the sewage, even there is dirt to be blocked by globe disk, globe disk is in the moment of vacant state when current slow down, and dirt also can pass through immediately.In that oppositely the liquid outflow is current, thereby falling to blocking liquid entering hole, ball sealer plays the non-return effect.When occur to block needing cleaning behind the long-play, because at least one end of safety check uses flexible pipe to be connected with pipeline, open up and down valve body separation of clip, cleaning work is simply, fast.The utlity model has simple in structure, be not easy to block, be convenient to cleaning behind the obstruction, the advantage that cleaning operation is time saving and energy saving.
Claims (1)
1. anti-blocking safety check of being convenient to clear up, comprise valve body and globe disk, valve body is respectively equipped with liquid outlet and liquid entering hole in two ends up and down, be respectively equipped with fluid joint and liquid inlet joint on the sidewall of liquid outlet and liquid entering hole, the middle part vertically is provided with the water conservancy diversion limiting board in the valve body, the end face that meets water of water conservancy diversion limiting board bottom is smooth bevel, globe disk is arranged on the liquid entering hole of water conservancy diversion limiting board below, it is characterized in that valve body comprises upper shell and lower shell body, upper shell and lower shell body are respectively equipped with front band seat and lower catch hoop seat, front band seat and lower catch hoop seat are provided with clip, be provided with sealing gasket between front band seat and the lower catch hoop seat, liquid inlet joint and or the fluid joint be hose coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220433798 CN202756701U (en) | 2012-08-29 | 2012-08-29 | Anti-blocking check valve easy to be cleaned |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220433798 CN202756701U (en) | 2012-08-29 | 2012-08-29 | Anti-blocking check valve easy to be cleaned |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202756701U true CN202756701U (en) | 2013-02-27 |
Family
ID=47735885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220433798 Expired - Fee Related CN202756701U (en) | 2012-08-29 | 2012-08-29 | Anti-blocking check valve easy to be cleaned |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202756701U (en) |
-
2012
- 2012-08-29 CN CN 201220433798 patent/CN202756701U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130227 Termination date: 20140829 |
|
| EXPY | Termination of patent right or utility model |