CN215334658U - Check valve with filtering capability - Google Patents
Check valve with filtering capability Download PDFInfo
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- CN215334658U CN215334658U CN202121781050.XU CN202121781050U CN215334658U CN 215334658 U CN215334658 U CN 215334658U CN 202121781050 U CN202121781050 U CN 202121781050U CN 215334658 U CN215334658 U CN 215334658U
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Abstract
The utility model belongs to the technical field of check valves, and discloses a check valve with a filtering function, which comprises an installation pipe, wherein the inner wall of the installation pipe is provided with a clamping groove, the inner wall of the clamping groove is clamped with a clamping block, the right end of the clamping block is fixedly provided with a connecting plate, the inner wall of the installation pipe is slidably connected with a sealing plate, the lower end of the sealing plate is fixedly provided with a filtering plate, the inner wall of the filtering plate is slidably connected with the connecting plate, the inner wall of the sealing plate is slidably connected with a spring plate, the lower end of the spring plate is fixedly provided with a connecting block, the lower end of the connecting block is fixedly provided with a sealing ring, the upper end of the installation pipe is fixedly provided with a sealing ring, the inner wall of the installation pipe is fixedly provided with a baffle ring, the inner wall of the baffle ring is movably connected with a piston, the right end of the piston is fixedly provided with a rotating plate, and the check valve is practically passed through the structure in the installation pipe, the filter plate is convenient to fix, and meanwhile, the device is prevented from flowing back through the matching of the rotating plate, the baffle ring and the piston.
Description
Technical Field
The utility model belongs to the technical field of check valves, and particularly relates to a check valve with a filtering function.
Background
The check valve is a valve which automatically opens and closes a valve flap by the flow of a medium and is used for preventing the medium from flowing backwards, and is also called a check valve, a one-way valve, a reverse flow valve and a back pressure valve. The check valve is an automatic valve and mainly used for preventing medium from flowing backwards, preventing the pump and a driving motor from reversing and discharging container medium. Check valves may also be used to provide make-up lines to auxiliary systems where the pressure may rise above the system pressure. Has been widely applied to various discharge ports for municipal administration, water conservancy, sewage treatment and the like to prevent backflow and backflow. The working performance is strong, high-efficiency, quiet and powerful work can be provided, any energy device is not required to be additionally arranged, and the running cost can be reduced. The device is used for common working conditions and characteristic working conditions of abrasion or corrosion media, such as sewage, sludge, mud and the like.
However, the existing check valve has no filtering function, and when some liquid with solid impurities is conveyed, solid particles are easily accumulated at the joint of the check valve, so that the infusion is not smooth or even blocked, and the use is inconvenient and reliable.
SUMMERY OF THE UTILITY MODEL
The utility model aims to: in order to solve the problem that the check valve has no filtering function, solid particles are easy to accumulate at the joint of the check valve when liquid with solid impurities exists, and accordingly unsmooth infusion and even blockage are caused, and the check valve is inconvenient and reliable to use, and has a filtering function.
The technical scheme adopted by the utility model is as follows: the utility model provides a check valve with filtering capability, includes the installation pipe, the draw-in groove has been seted up to the inner wall of installation pipe, the inner wall joint of draw-in groove has the fixture block, the right-hand member fixed mounting of fixture block has the connecting plate, the inner wall sliding connection of installation pipe has the closing plate, the lower extreme fixed mounting of closing plate has the filter, the inner wall sliding connection of filter has the connecting plate, the inner wall sliding connection of closing plate has the spring board, the lower extreme fixed mounting of spring board has the connecting block, the lower extreme fixed mounting of connecting block has the sealing washer, the upper end fixed mounting of installation pipe has the sealing washer, the inner wall fixed mounting of installation pipe has the fender ring, the inner wall swing joint who keeps off the ring has the piston, the right-hand member fixed mounting of piston has the rotor plate, the inner wall rotation of installation pipe is connected with the rotor plate.
In a preferred embodiment, a fixed block is fixedly arranged on the inner wall of the mounting pipe, and a filter plate is connected to the inner wall of the fixed block in a sliding manner.
In a preferred embodiment, a spring plate is fixedly mounted on the inner wall of the filter plate, and a spring plate is fixedly mounted at one end of the connecting plate.
In a preferred embodiment, a handle is fixedly mounted at the upper end of the sealing plate, and a water outlet pipe is fixedly mounted at the right side of the upper end of the mounting pipe.
In a preferred embodiment, the two ends of the mounting tube are fixedly provided with mounting rings, the inner wall of the mounting tube is rotatably connected with a stop block, the right end of the stop block is fixedly provided with a sealing block, and the right end of the sealing block is movably connected with a filter plate.
In a preferred embodiment, a spring is fixedly mounted on the inner wall of the sealing plate, and a spring is fixedly mounted on the upper end of the spring plate.
In summary, due to the adoption of the technical scheme, the utility model has the beneficial effects that:
1. according to the utility model, the filter plate at the lower end of the sealing plate is pulled out by pulling the handle, so that the filter plate is convenient to replace, otherwise, the filter plate is placed above the mounting pipe, the clamping blocks at the two ends of the filter plate are extruded into the filter by pushing the handle, the spring pieces are compressed, and the clamping blocks are clamped with the clamping grooves when the filter plate reaches the bottom of the mounting pipe through the reaction force of the compressed spring pieces, so that the filter plate is convenient to fix.
2. According to the utility model, when the filter plate moves downwards, the sealing ring at the lower end of the sealing plate is extruded, the spring in the sealing plate is compressed, the reaction force generated by the compressed spring of the spring enables the sealing ring to plug the gap at the joint of the filter plate and the mounting pipe, so that the sealing effect of the device is increased, when the filter plate is taken out, the stop block rotates rightwards through the internal pressure, the connecting port is plugged, and similarly, the rotating plate, the stop ring and the piston are matched to prevent the backflow of the device.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is an internal cross-sectional view of the filter plate attachment of the present invention;
FIG. 3 is an inside cross-sectional view of a seal plate according to the present invention;
FIG. 4 is a sectional view of the inside of the mounting tube of the present invention.
The labels in the figure are: 1-sealing plate, 2-handle, 3-water outlet pipe, 4-mounting ring, 5-mounting pipe, 6-filtering plate, 7-spring plate, 8-connecting plate, 9-clamping block, 10-fixing block, 11-clamping block, 12-retaining ring, 13-piston, 14-rotating plate, 15-spring, 16-spring plate, 17-connecting block and 18-sealing ring.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A check valve having a filtering function according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 4.
The first embodiment is as follows:
the check valve with the filtering function provided by the embodiment of the utility model, referring to fig. 1, comprises an installation pipe 5, wherein the inner wall of the installation pipe 5 is connected with a sealing plate 1 in a sliding manner, the upper end of the sealing plate 1 is fixedly provided with a handle 2, so that the sealing plate 1 can be conveniently taken out by pulling the handle, the right side of the upper end of the installation pipe 5 is fixedly provided with a water outlet pipe 3, and the two ends of the installation pipe 5 are fixedly provided with installation rings 4, so that the installation of the device is convenient.
Referring to fig. 1 and 2, the draw-in groove has been seted up to the inner wall of installation pipe 5, the inner wall joint of draw-in groove has fixture block 9, be convenient for fix the device, the right-hand member fixed mounting of fixture block 9 has connecting plate 8, the inner wall sliding connection of installation pipe 5 has closing plate 1, the lower extreme fixed mounting of closing plate 1 has filter 6, the inner wall sliding connection of filter 6 has connecting plate 8, the inner wall fixed mounting of installation pipe 5 has fixed block 10, the inner wall sliding connection of fixed block 10 has filter 6, the inner wall fixed mounting of filter 6 has spring leaf 7, the one end fixed mounting of connecting plate 8 has spring leaf 7, reaction force through compressed spring leaf 7, when making filter 6 reach the bottom of installation pipe 5, fixture block 9 carries out the joint with the draw-in groove, be convenient for fix filter 6.
The implementation principle of the check valve with filtering capability of the embodiment one of this application is:
through pulling handle 2 with the filter 6 of closing plate 1 lower extreme pull out, be convenient for change, otherwise, put filter 6 in the top of installation pipe 5, through promoting handle 2, make inside fixture block 9 at filter 6 both ends is extruded the ware, spring leaf 7 is compressed, through the reaction force of compressed spring leaf 7, when making filter 6 reach the bottom of installation pipe 5, fixture block 9 carries out the joint with the draw-in groove, is convenient for fix filter 6.
Referring to fig. 1, fig. 3 and fig. 4, the inner wall sliding connection of the sealing plate 1 has a spring plate 16, the lower end fixed mounting of the spring plate 16 has a connecting block 17, the lower end fixed mounting of the connecting block 17 has a sealing ring 18, the upper end fixed mounting of the mounting tube 5 has a sealing ring 18, the right end swing joint of the sealing block has a filter plate 6, the inner wall fixed mounting of the sealing plate 1 has a spring 15, the upper end fixed mounting of the spring plate 16 has a spring 15, when moving downwards through the filter plate 6, the sealing ring 18 at the lower end of the sealing plate 1 is squeezed, so that the spring 15 inside the sealing plate 1 is compressed, the reaction force generated by the spring 15 compressed by the spring makes the sealing ring 18 block up the gap at the junction of the filter plate 6 and the mounting tube 5, and the sealing effect of the device is increased.
Inner wall fixed mounting of installation pipe 5 has fender ring 12, the inner wall swing joint of fender ring 12 has piston 13, the right-hand member fixed mounting of piston 13 has rotor plate 14, the inner wall of installation pipe 5 rotates and is connected with dog 11, the right-hand member fixed mounting of dog 11 has sealed piece, when filter 6 takes out, through inside pressure, make dog 11 rotatory right, plug up the connector, and on the same principle, rotor plate 14, keep off ring 12 and piston 13's cooperation, prevent the device backward flow.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (6)
1. A check valve with filtering function, comprising a mounting tube (5), characterized in that: the inner wall of the mounting pipe (5) is provided with a clamping groove, the inner wall of the clamping groove is clamped with a clamping block (9), the right end of the clamping block (9) is fixedly provided with a connecting plate (8), the inner wall of the mounting pipe (5) is connected with a sealing plate (1) in a sliding manner, the lower end of the sealing plate (1) is fixedly provided with a filter plate (6), the inner wall of the filter plate (6) is connected with the connecting plate (8) in a sliding manner, the inner wall of the sealing plate (1) is connected with a spring plate (16) in a sliding manner, the lower end of the spring plate (16) is fixedly provided with a connecting block (17), the lower end of the connecting block (17) is fixedly provided with a sealing ring (18), the upper end of the mounting pipe (5) is fixedly provided with a sealing ring (18), the inner wall of the mounting pipe (5) is fixedly provided with a baffle ring (12), and the inner wall of the baffle ring (12) is movably connected with a piston (13), the right end of piston (13) is fixed with rotating plate (14), the inner wall of installation pipe (5) rotates and is connected with rotating plate (14).
2. A check valve having a filtering function according to claim 1, wherein: the inner wall fixed mounting of installation pipe (5) has fixed block (10), the inner wall sliding connection of fixed block (10) has filter (6).
3. A check valve having a filtering function according to claim 2, wherein: the inner wall fixed mounting of filter (6) has spring leaf (7), the one end fixed mounting of connecting plate (8) has spring leaf (7).
4. A check valve having a filtering function according to claim 1, wherein: the upper end fixed mounting of closing plate (1) has handle (2), the upper end right side fixed mounting of installation pipe (5) has outlet pipe (3).
5. A check valve having a filtering function according to claim 1, wherein: the mounting structure is characterized in that mounting rings (4) are fixedly mounted at two ends of the mounting pipe (5), a check block (11) is rotatably connected to the inner wall of the mounting pipe (5), a sealing block is fixedly mounted at the right end of the check block (11), and a filter plate (6) is movably connected to the right end of the sealing block.
6. A check valve having a filtering function according to claim 1, wherein: the inner wall fixed mounting of closing plate (1) has spring (15), the upper end fixed mounting of spring board (16) has spring (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121781050.XU CN215334658U (en) | 2021-08-02 | 2021-08-02 | Check valve with filtering capability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121781050.XU CN215334658U (en) | 2021-08-02 | 2021-08-02 | Check valve with filtering capability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215334658U true CN215334658U (en) | 2021-12-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121781050.XU Active CN215334658U (en) | 2021-08-02 | 2021-08-02 | Check valve with filtering capability |
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| CN (1) | CN215334658U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115351873A (en) * | 2022-09-13 | 2022-11-18 | 河南工程学院 | A hopper-type cement-based material 3D printing device and 3D printing method |
| CN115416133A (en) * | 2022-09-13 | 2022-12-02 | 河南工程学院 | 3D printing device and method for cement-based material by using special-shaped steel fibers |
-
2021
- 2021-08-02 CN CN202121781050.XU patent/CN215334658U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115351873A (en) * | 2022-09-13 | 2022-11-18 | 河南工程学院 | A hopper-type cement-based material 3D printing device and 3D printing method |
| CN115416133A (en) * | 2022-09-13 | 2022-12-02 | 河南工程学院 | 3D printing device and method for cement-based material by using special-shaped steel fibers |
| CN115416133B (en) * | 2022-09-13 | 2023-11-03 | 河南工程学院 | 3D printing device and printing method for cement-based material by utilizing special-shaped steel fibers |
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