CN220623704U - Rotary-opening check valve with filtering mechanism - Google Patents
Rotary-opening check valve with filtering mechanism Download PDFInfo
- Publication number
- CN220623704U CN220623704U CN202322399443.XU CN202322399443U CN220623704U CN 220623704 U CN220623704 U CN 220623704U CN 202322399443 U CN202322399443 U CN 202322399443U CN 220623704 U CN220623704 U CN 220623704U
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- CN
- China
- Prior art keywords
- check valve
- pipe
- tee bend
- cover
- wall
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- 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.)
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- 238000001914 filtration Methods 0.000 title abstract description 14
- 238000012216 screening Methods 0.000 claims abstract description 22
- 239000007788 liquid Substances 0.000 claims description 18
- 230000000903 blocking effect Effects 0.000 claims description 12
- 238000007599 discharging Methods 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
- 239000012535 impurity Substances 0.000 abstract description 8
- 238000004140 cleaning Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 17
- 230000005540 biological transmission Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- Check Valves (AREA)
Abstract
The utility model discloses a swing check valve with a filtering mechanism, and relates to the technical field of swing check valves. According to the utility model, two groups of screening pipes are additionally arranged at one end of the check valve, and the medium is circulated in one group of screening pipes by adjusting, so that the filter screen in the screening pipes is used for filtering impurities, the check valve is protected, when the filter screen is blocked, the medium circulation is ensured by adjusting and replacing the used screening pipes, and at the moment, the blocked screening pipes are taken down for cleaning, so that the normal use of the device is not influenced.
Description
Technical Field
The utility model relates to the technical field of swing check valves, in particular to a swing check valve with a filtering mechanism.
Background
The check valve is a valve which is used for blocking the backflow of a medium by the action of an opening and closing part depending on the self weight and the pressure of the medium, wherein the common valve is a swing check valve, the valve clack of the valve is generally in a plate type, and the movement mode is a rotation around a shaft, so the device is named as a swing check valve, and the device generally has a check function only and can not filter the medium, so for some liquid with more impurities, the parts inside the check valve can be influenced by the impurities;
in order to solve the problem, a check valve capable of filtering impurities in advance is also developed in the prior art, and the device passes through a filtering device before a medium flows into the check valve, so that the impurities are blocked at one end of the filtering device, thereby playing a role in protecting the check valve, but as the device is used for a long time, the impurities are continuously accumulated, the transmission efficiency of the device can be lowered, so that cleaning is required, the related device in the prior art is troublesome to detach the filtering device, and in the detaching and cleaning process, the pipeline originally used for transmission can be disconnected, and in the period of time, the device cannot normally produce the transmission medium, and can have a certain influence on related production and life.
Disclosure of Invention
The utility model aims to provide a swing check valve with a filtering mechanism, which solves the problem that the device cannot normally transmit media when the filtering mechanism is cleaned in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a take filter mechanism's swing check valve, includes the check valve cover, the liquid feed pipe is installed to the input of check valve cover, and the fluid-discharge tube is installed to the output of check valve cover, the second tee bend cover is installed to the one end of liquid feed pipe, and one side of second tee bend cover is provided with first tee bend cover, the feed liquor pipe is installed to the input of first tee bend cover, two guide pipes are all installed to the output of first tee bend cover and the input of second tee bend cover, and the one end support mounting of guide pipe has two screening pipes, the screening pipe includes two connecting pipes, the connecting pipe sets up in the one end of guide pipe, and all installs flexible hose between the one end of two connecting pipes, and the filter screen is installed to the connecting pipe inner wall of flexible hose one side.
Preferably, the check valve plate is mounted on the inner wall of the check valve cover, and the diameter of the check valve plate is larger than the inner diameters of the liquid feeding pipe and the liquid discharging pipe.
Preferably, the blocking balls are arranged in the first tee cover and the second tee cover, and the T-shaped diversion trenches penetrate through the blocking balls.
Preferably, the installation box is all installed on the top of first tee bend cover and second tee bend cover, and installs the installation pole through the pivot on the inside top of installation box, the bottom of installation pole all is connected with the top of blocking the ball, the inside installation pole outer wall of installation box all is fixed with the worm wheel, the worm is all installed through the pivot to the inside one end of installation box, and the one end of worm all extends to the outside of installation box and install the knob, mesh between worm and the worm wheel.
Preferably, the one end of pipe outer wall is all fixed with solid fixed ring, and the inside in the solid fixed ring outside all transversely runs through there are two logical grooves, the arc groove that is circular-arc is all seted up to the one end of logical inslot portion, and the both sides of arc groove extend to the both sides of solid fixed ring respectively, the one end of connecting pipe outer wall all is fixed with the collar, and the outer wall of collar all rotates and install the swivel becket, one side of swivel becket all is fixed with two dead levers, and the one end of dead lever all runs through to one side of arc groove and installs the limiting plate.
Preferably, the diameter of the limiting plate is smaller than the diameter of the inside of the through groove, the diameter of the limiting plate is larger than the width of the inside of the arc-shaped groove, and one sides of the limiting plate and the fixing ring are located on the same vertical line.
Preferably, two screw holes are formed in the outer wall of the mounting ring, two bolts are mounted in the rotating ring, one ends of the bolts extend to the outer side of the rotating ring, and the bolts are connected with the screw holes in a threaded mode.
Compared with the prior art, the utility model has the beneficial effects that:
through setting up two sets of screening pipes in the one end of check valve to through adjusting and causing the inside circulation medium of one set of screening pipe, use the inside filter screen of screening pipe to carry out the filtration of impurity, protect the check valve, when the filter screen appears blockking up, can guarantee the medium circulation through adjusting the screening pipe that changes used, will take place again at this moment to block up the screening pipe take off clear up can, can not influence the normal use of device.
Drawings
FIG. 1 is a schematic top view of the present utility model;
FIG. 2 is a schematic side sectional view of the check valve housing of the present utility model;
FIG. 3 is a schematic side view of the retaining ring of the present utility model;
FIG. 4 is a schematic side view of a connecting pipe according to the present utility model;
FIG. 5 is a schematic top view of a combination of a stationary ring and a rotating ring according to the present utility model;
FIG. 6 is a schematic top view of a second tee cover of the present utility model;
fig. 7 is a schematic top view of the mounting box of the present utility model.
In the figure: 1. a liquid inlet pipe; 2. a mounting box; 3. a first tee cover; 4. a guide pipe; 5. a flexible hose; 6. a connecting pipe; 7. a fixing ring; 8. a rotating ring; 9. a second tee cover; 10. a liquid feeding pipe; 11. a check valve cover; 12. a liquid discharge pipe; 13. a check valve plate; 14. a through groove; 15. an arc-shaped groove; 16. a limiting plate; 17. a threaded hole; 18. a bolt; 19. a filter screen; 20. a mounting ring; 21. a fixed rod; 22. a blocking ball; 23. a diversion trench; 24. a worm wheel; 25. a mounting rod; 26. a worm.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples: referring to fig. 1-7, a swing check valve with a filtering mechanism includes a check valve cover 11, a liquid feeding pipe 10 is installed at an input end of the check valve cover 11, a liquid discharging pipe 12 is installed at an output end of the check valve cover 11, a second three-way cover 9 is installed at one end of the liquid feeding pipe 10, a first three-way cover 3 is arranged at one side of the second three-way cover 9, a liquid feeding pipe 1 is installed at an input end of the first three-way cover 3, two guide pipes 4 are installed at an output end of the first three-way cover 3 and an input end of the second three-way cover 9, two screening pipes are installed at one end brackets of the guide pipes 4, each screening pipe includes two connecting pipes 6, each connecting pipe 6 is arranged at one end of the guide pipe 4, a flexible hose 5 is installed between one ends of the two connecting pipes 6, and a filter screen 19 is installed at an inner wall of each connecting pipe 6 at one side of the flexible hose 5;
specifically, as shown in fig. 1, two groups of screening pipes are additionally arranged at one end of the check valve, and the filtering of impurities is performed by adjusting the medium flowing in one group of screening pipes, so that the check valve is protected by using the filter screen 19 in the screening pipes, when the filter screen 19 is blocked, the used screening pipes can be replaced by adjusting, at the moment, the unused screening pipes can be taken down, and the medium flows in the whole process without influencing the use.
The inner wall of the check valve cover 11 is provided with a check valve plate 13, and the diameter of the check valve plate 13 is larger than the inner diameters of the liquid feeding pipe 10 and the liquid discharging pipe 12;
specifically, as shown in fig. 2, the check valve plate 13 as a check assembly performs a basic check function, and this part of the principle is the prior art and will not be described in detail herein.
The inside of the first three-way cover 3 and the inside of the second three-way cover 9 are respectively provided with a blocking ball 22, and the inside of the blocking ball 22 is respectively penetrated with a T-shaped diversion trench 23;
the installation boxes 2 are installed at the top ends of the first three-way cover 3 and the second three-way cover 9, the installation rods 25 are installed at the top ends of the inside of the installation boxes 2 through rotating shafts, the bottom ends of the installation rods 25 are connected with the top ends of the blocking balls 22, worm gears 24 are fixed on the outer walls of the installation rods 25 inside the installation boxes 2, worms 26 are installed at one ends of the inside of the installation boxes 2 through rotating shafts, one ends of the worms 26 extend to the outer sides of the installation boxes 2 and are provided with knobs, and the worms 26 are meshed with the worm gears 24;
specifically, as shown in fig. 1, 6 and 7, the worm 26 is rotated, and the installation rod 25 can be rotated by means of the cooperation of the worm 26 and the worm wheel 24, so that the blocking ball 22 is driven to rotate to change the orientation of the diversion trench 23, one of the two guide pipes 4 is connected, and the other guide pipe is blocked, so that the communication state of the screening pipe is changed.
The fixed ring 7 is fixed at one end of the outer wall of the guide pipe 4, two through grooves 14 transversely penetrate through the inside of the outer side of the fixed ring 7, arc-shaped grooves 15 are formed in one end of the inside of each through groove 14, two sides of each arc-shaped groove 15 extend to two sides of the fixed ring 7 respectively, the mounting ring 20 is fixed at one end of the outer wall of the connecting pipe 6, the rotating ring 8 is rotatably mounted on the outer wall of the mounting ring 20, two fixing rods 21 are fixed at one side of the rotating ring 8, and one end of each fixing rod 21 penetrates through one side of each arc-shaped groove 15 and is provided with a limiting plate 16;
the diameter of the limiting plate 16 is smaller than the diameter of the inside of the through groove 14, the diameter of the limiting plate 16 is larger than the width of the inside of the arc-shaped groove 15, and the limiting plate 16 and one side of the fixed ring 7 are positioned on the same vertical line;
two threaded holes 17 are formed in the outer wall of the mounting ring 20, two bolts 18 are installed in the rotary ring 8, one ends of the bolts 18 extend to the outer side of the rotary ring 8, and the bolts 18 are connected with the threaded holes 17 in a threaded mode;
specifically, as shown in fig. 1, 3, 4 and 5, the limiting plate 16 and the fixing rod 21 pass through the through groove 14, then the rotating ring 8 is rotated to enable the fixing rod 21 to move into the arc groove 15, at this time, the bolt 18 is rotatably inserted into the threaded hole 17 to be in threaded fit with the threaded hole 17 to limit the position of the rotating ring 8, at this time, the fixing ring 7 can limit the position of the limiting plate 16, so that the fixing ring 7 and the rotating ring 8 are tightly matched together, the connection between the connecting pipe 6 and the guide pipe 4 can be completed, and conversely, the fixing ring 7 and the rotating ring 8 can be detached.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The utility model provides a take filter mechanism's swing check valve, includes check valve housing (11), its characterized in that: liquid pipe (10) are installed to the input of check valve housing (11), and drain pipe (12) are installed to the output of check valve housing (11), second tee bend cover (9) are installed to the one end of liquid pipe (10), and one side of second tee bend cover (9) is provided with first tee bend cover (3), feed liquor pipe (1) are installed to the input of first tee bend cover (3), two pipe (4) are all installed to the output of first tee bend cover (3) and the input of second tee bend cover (9), and two screening pipes are installed to the one end support mounting of pipe (4), the screening pipe includes two connecting pipes (6), connecting pipe (6) set up in the one end of pipe (4), and all install flexible hose (5) between the one end of two connecting pipes (6), and filter screen (19) are installed to connecting pipe (6) inner wall on flexible hose (5) one side.
2. A swing check valve with filter mechanism according to claim 1, wherein: the inner wall of the check valve cover (11) is provided with a check valve plate (13), and the diameter of the check valve plate (13) is larger than the inner diameters of the liquid feeding pipe (10) and the liquid discharging pipe (12).
3. A swing check valve with filter mechanism according to claim 1, wherein: the inside of first tee bend cover (3) and second tee bend cover (9) all installs blocking ball (22), and the inside of blocking ball (22) all runs through guiding gutter (23) that are T.
4. A swing check valve with filter mechanism according to claim 3, wherein: install mounting box (2) on the top of first tee bend cover (3) and second tee bend cover (9), and mounting rod (25) are all installed through the pivot on the inside top of mounting box (2), the bottom of mounting rod (25) all is connected with the top of blocking ball (22), the inside mounting rod (25) outer wall of mounting box (2) all is fixed with worm wheel (24), worm (26) are all installed through the pivot to the inside one end of mounting box (2), and the one end of worm (26) all extends to the outside of mounting box (2) and install the knob, mesh between worm (26) and worm wheel (24).
5. A swing check valve with filter mechanism according to claim 1, wherein: the one end of pipe (4) outer wall is all fixed with solid fixed ring (7), and the inside in gu fixed ring (7) outside all transversely runs through there are two logical groove (14), the arc groove (15) that are circular-arc are all offered to the inside one end of logical groove (14), and the both sides of arc groove (15) extend to the both sides of gu fixed ring (7) respectively, the one end of connecting pipe (6) outer wall all is fixed with collar (20), and all rotates the outer wall of collar (20) and install rotatory ring (8), one side of rotatory ring (8) all is fixed with two dead levers (21), and the one end of dead lever (21) all runs through one side to arc groove (15) and installs limiting plate (16).
6. The swing check valve with filter mechanism according to claim 5, wherein: the diameter of the limiting plate (16) is smaller than the diameter of the inside of the through groove (14), the diameter of the limiting plate (16) is larger than the width of the inside of the arc-shaped groove (15), and one side of the limiting plate (16) and one side of the fixing ring (7) are positioned on the same vertical line.
7. The swing check valve with filter mechanism according to claim 5, wherein: two screw holes (17) have been seted up to the outer wall of collar (20), the internally mounted of swivel ring (8) has two bolts (18), and the one end of bolt (18) all extends to the outside of swivel ring (8), the connected mode between bolt (18) and screw hole (17) is threaded connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322399443.XU CN220623704U (en) | 2023-09-05 | 2023-09-05 | Rotary-opening check valve with filtering mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322399443.XU CN220623704U (en) | 2023-09-05 | 2023-09-05 | Rotary-opening check valve with filtering mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220623704U true CN220623704U (en) | 2024-03-19 |
Family
ID=90217353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322399443.XU Active CN220623704U (en) | 2023-09-05 | 2023-09-05 | Rotary-opening check valve with filtering mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220623704U (en) |
-
2023
- 2023-09-05 CN CN202322399443.XU patent/CN220623704U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |