CN217177546U - Rubber lamella check valve with regulatory function - Google Patents
Rubber lamella check valve with regulatory function Download PDFInfo
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- CN217177546U CN217177546U CN202220881789.6U CN202220881789U CN217177546U CN 217177546 U CN217177546 U CN 217177546U CN 202220881789 U CN202220881789 U CN 202220881789U CN 217177546 U CN217177546 U CN 217177546U
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Abstract
The utility model provides a rubber lamella check valve with regulatory function, including rubber lamella check valve body, intercommunication set up in intake on the rubber lamella check valve body end, set up in be used for on the intake to get into impurity carries out the processing apparatus who handles in the fluid of end of intaking, processing apparatus include threaded connection in intake the loading and unloading crown plate of end inner wall, after the fluid gets into the end of intaking, bar debris in the netted interception net interception fluid, impurity in later filter screen filtration fluid, the buffer memory gain rate district that is formed between netted interception net and filter screen carries out short buffer memory in order to improve the filtration efficiency of filter screen to the fluid. The rubber lamella check valve can carry out fine processing to impurity in the fluid that gets into the end of intaking at the end of intaking, and impurity is difficult for blockking up in rubber lamella check valve body, is difficult for causing the influence in the use to the rubber lamella check valve, is favorable to long-term the use.
Description
Technical Field
The utility model relates to a rubber lamella check valve technical field, concretely relates to rubber lamella check valve with regulatory function.
Background
The rubber flap in the valve is made of steel plate, steel bar and reinforced nylon cloth as substrate, and the outer layer is covered with rubber, so that the service life of the flap can reach 100 ten thousand times. The rubber flap check valve adopts a full flow area design, and has the characteristics of small head loss, difficult accumulation of sundries, simple and convenient maintenance and the like. The rubber flap check valve is mainly suitable for horizontally mounted water supply and drainage systems and can be mounted at the water outlet of a water pump to prevent backflow and damage of a water hammer to the pump. The rubber flap check valve can also be installed on the by-pass pipe of the water inlet and outlet pipe of the reservoir to prevent the pool water from flowing back to the water supply system.
The rubber lamella check valve on the existing market can not carry out fine treatment to impurities in fluid entering the water inlet end at the water inlet end, the impurities are easily blocked in the valve body of the rubber lamella check valve, the influence on the use of the rubber lamella check valve is easily caused, and the long-term use is not facilitated.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a rubber lamella check valve with regulatory function to prior art's defect and not enough.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a rubber flap check valve with a regulating function comprises a rubber flap check valve body, a water inlet end communicated with the rubber flap check valve body, and a treatment device arranged on the water inlet end and used for treating impurities in fluid entering the water inlet end, processing apparatus include threaded connection in the loading and unloading crown plate, threaded connection of end inner wall of intaking in the supporting ring plate of loading and unloading crown plate inner wall, set up in the supporting ring plate is kept away from the netted interception net that rubber lamella check valve body that terminal surface is arranged in the interception fluid bar debris, set up in the supporting ring plate is close to the filter screen that rubber lamella check valve body that terminal surface is arranged in filtering impurity in the fluid, be formed at netted interception net with be used for between the filter screen carrying out short buffer memory in order to improve the filtration efficiency's of filter screen buffer memory increase rate district.
The further improvement is that: the supporting ring plate is internally positioned between the reticular interception net and the filter screen, a plurality of connecting ropes are arranged between the supporting ring plate inner wall and the deceleration rate-increasing seat, and are used for slowing down the flow velocity of fluid to improve the filtering efficiency of the filter screen.
The further improvement is that: the net-shaped intercepting net is far away from the end face of the rubber flap check valve body, a connecting seat, a connecting groove formed in the connecting seat, a connecting column in the connecting groove in threaded connection with the connecting seat, and a retarding plate arranged on the connecting column far away from the end face of the net-shaped intercepting net and used for retarding the flow velocity of fluid.
The further improvement is that: the end face, away from the reticular intercepting net, of the slowing plate is provided with a buffering and damping plate which plays a role in buffering and damping when fluid impacts the slowing plate.
The further improvement is that: the buffering and damping plate is a nitrile rubber plate.
The further improvement is that: the speed reduction rate increase seat is an elliptical speed reduction rate increase seat.
The further improvement is that: the outer part of the water inlet end is provided with a flange plate.
After the technical scheme is adopted, the utility model discloses beneficial effect does: after the fluid enters the water inlet end, the net-shaped interception net intercepts strip-shaped impurities in the fluid, then the filter screen filters the impurities in the fluid, and a cache increasing rate area formed between the net-shaped interception net and the filter screen temporarily caches the fluid to improve the filtering efficiency of the filter screen. The rubber lamella check valve can carry out fine processing to impurity in the fluid that gets into the end of intaking at the end of intaking, and impurity is difficult for blockking up in rubber lamella check valve body, is difficult for causing the influence in the use to the rubber lamella check valve, is favorable to long-term the use.
The loading and unloading ring plate is in threaded connection with the inner wall of the water inlet end, can be loaded and unloaded on the inner wall of the water inlet end, can adjust the position of the inner wall of the water inlet end and has a certain position adjusting function; the supporting ring plate is in threaded connection with the inner wall of the loading and unloading ring plate, and the supporting ring plate can be loaded and unloaded on the inner wall of the loading and unloading ring plate. Convenient cleaning, maintenance, damage and replacement.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The present invention will now be further described with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1, the technical solution adopted by the present embodiment is:
a rubber flap check valve with an adjusting function comprises a rubber flap check valve body 1, a water inlet end 2 communicated with the rubber flap check valve body 1, and a processing device arranged on the water inlet end 2 and used for processing impurities in fluid entering the water inlet end 2, processing apparatus include threaded connection in the loading and unloading crown plate 3, threaded connection of 2 inner walls of end of intaking are in the supporting ring plate 4 of 3 inner walls of loading and unloading crown plate, set up in supporting ring plate 4 keeps away from the netted interception net 5 that rubber flap check valve body 1 that terminal surface is arranged in intercepting bar debris in the fluid, set up in supporting ring plate 4 is close to filter screen 6 that rubber flap check valve body 1 that terminal surface is arranged in filtering impurity in the fluid, be formed in netted interception net 5 with be used for between the filter screen 6 carrying out short buffer memory in order to improve to the fluid the buffer memory rate-increasing zone 7 of the filtration efficiency of filter screen 6.
The inside net-shaped intercepting net 5 that is located of support crown plate 4 with be provided with between filter screen 6 and be used for slowing down in order to improve to the fluid velocity of flow 6 filtration efficiency's speed reduction rate of increase seat 8, connection support crown plate 4 inner wall with the several of speed reduction rate of increase seat 8 is connected rope 9.
The net-shaped intercepting net 5 is far away from the end face of the rubber flap check valve body 1, a connecting seat 10, a connecting groove 11 formed in the connecting seat 10, a connecting column 12 in the connecting groove 11 in threaded connection with the connecting seat 10, and a retarding plate 13 arranged on the end face of the net-shaped intercepting net 5 far away from the connecting column 12 and used for retarding the flow velocity of fluid.
The end face, far away from the mesh-shaped intercepting net 5, of the slowing plate 13 is provided with a buffering and damping plate 14 which plays a role in buffering and damping when fluid impacts the slowing plate 13.
The buffer damping plate 14 is a nitrile rubber plate.
The speed reduction rate increase seat 8 is an elliptical speed reduction rate increase seat.
The outer part of the water inlet end 2 is provided with a flange plate 15.
The utility model discloses a theory of operation: after fluid enters the water inlet end 2, the net-shaped interception net 5 intercepts strip-shaped sundries in the fluid, then the filter screen 6 filters the impurities in the fluid, and a buffer increase rate area 7 formed between the net-shaped interception net 5 and the filter screen 6 temporarily buffers the fluid to improve the filtering efficiency of the filter screen 6. The rubber lamella check valve can carry out fine processing to impurity in the fluid that gets into water end 2 at the end of intaking, and impurity is difficult for blockking up in rubber lamella check valve body 1, is difficult for causing the influence in the use to the rubber lamella check valve, is favorable to long-term the use.
The loading and unloading ring plate 3 is in threaded connection with the inner wall of the water inlet end 2, the loading and unloading ring plate 3 can be loaded and unloaded on the inner wall of the water inlet end 2 and can adjust the position of the inner wall of the water inlet end 2, and the loading and unloading ring plate has a certain position adjusting function; the support ring plate 4 is screwed on the inner wall of the loading and unloading ring plate 3, and the support ring plate 4 can be loaded and unloaded on the inner wall of the loading and unloading ring plate 3. Convenient cleaning, maintenance, damage and replacement.
The matching of the speed reduction rate increasing seat 8 and the connecting rope 9 slows down the flow velocity of the fluid so as to improve the filtering efficiency of the filter screen 6; the matching of the connecting seat 10, the connecting groove 11, the connecting column 12 and the retarding plate 13 slows down the flow velocity of the fluid; the damping plate 14 serves to damp when the fluid impacts the damping plate 13.
Having shown and described the basic principles and essential features of the invention and its advantages, it will be understood by those skilled in the art that the present invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but is susceptible to various changes and modifications without departing from the spirit and scope of the invention, all of which are intended to be covered by the appended claims and their equivalents.
Claims (7)
1. The utility model provides a rubber lamella check valve with regulatory function, include rubber lamella check valve body, intercommunication set up in intake on the rubber lamella check valve body end, set up in intake serve be used for the entering go into the processing apparatus that impurity was handled in the fluid of intake end, its characterized in that: processing apparatus include threaded connection in the loading and unloading crown plate, threaded connection of end inner wall of intaking in the supporting ring plate of loading and unloading crown plate inner wall, set up in the supporting ring plate is kept away from the netted interception net that rubber lamella check valve body that terminal surface is arranged in intercepting strip debris in the fluid, set up in the supporting ring plate is close to the filter screen that rubber lamella check valve body that terminal surface is arranged in filtering impurity in the fluid, formed in netted interception net with be used for between the filter screen carrying out short buffer memory in order to improve the filtration efficiency's of filter screen buffer memory increase rate district.
2. The rubber flap check valve with an adjusting function according to claim 1, wherein: the supporting ring plate is internally positioned between the reticular interception net and the filter screen, a plurality of connecting ropes are arranged between the supporting ring plate inner wall and the deceleration rate-increasing seat, and are used for slowing down the flow velocity of fluid to improve the filtering efficiency of the filter screen.
3. The rubber flap check valve with an adjusting function according to claim 1, wherein: the net-shaped intercepting net is far away from the end face of the rubber flap check valve body, a connecting seat, a connecting groove formed in the connecting seat, a connecting column in the connecting groove in threaded connection with the connecting seat, and a retarding plate arranged on the connecting column far away from the end face of the net-shaped intercepting net and used for retarding the flow velocity of fluid.
4. A rubber flap check valve having an adjusting function according to claim 3, wherein: the end face, away from the reticular intercepting net, of the slowing plate is provided with a buffering and damping plate which plays a role in buffering and damping when fluid impacts the slowing plate.
5. The rubber flap check valve having an adjusting function according to claim 4, wherein: the buffering and damping plate is a nitrile rubber plate.
6. The rubber flap check valve with an adjusting function according to claim 2, wherein: the speed reduction rate increase seat is an elliptical speed reduction rate increase seat.
7. The rubber flap check valve with an adjusting function according to claim 1, wherein: the outer part of the water inlet end is provided with a flange plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220881789.6U CN217177546U (en) | 2022-04-15 | 2022-04-15 | Rubber lamella check valve with regulatory function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220881789.6U CN217177546U (en) | 2022-04-15 | 2022-04-15 | Rubber lamella check valve with regulatory function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217177546U true CN217177546U (en) | 2022-08-12 |
Family
ID=82708637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220881789.6U Active CN217177546U (en) | 2022-04-15 | 2022-04-15 | Rubber lamella check valve with regulatory function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217177546U (en) |
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2022
- 2022-04-15 CN CN202220881789.6U patent/CN217177546U/en active Active
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