CN213433235U

CN213433235U - Filter valve

Info

Publication number: CN213433235U
Application number: CN202022210988.8U
Authority: CN
Inventors: 戴婉婉
Original assignee: Taizhou Zhonghe Copper Co Ltd
Current assignee: Taizhou Zhonghe Copper Co Ltd
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-06-15
Anticipated expiration: 2030-09-30

Abstract

The utility model provides a filter valve belongs to filter valve technical field. It has solved the too fast and problem that washs the easy sealed effect that influences of filter element of liquid velocity of flow in the current filter valve. The filter valve comprises a valve body and a filter valve core, wherein the valve body is provided with a water inlet and a water outlet, a water flowing channel is arranged in the valve body, the water inlet and the water outlet are communicated, a communicating cavity is formed in the side part of the valve body, the filter valve core is arranged in the communicating cavity, a valve cover is arranged at the position, located at the opening of the communicating cavity, of the valve body, the filter valve core is fixed in the communicating cavity through the valve cover, a sundry collecting part is arranged at the end part of the other end of the filter valve core, a mounting hole is formed in the end face of the inner end of the valve cover, a communicating hole is formed in the end face of the outer end of the valve cover, the mounting. The utility model has the advantages of buffer liquid velocity of flow and washing can not influence sealed effect.

Description

Filter valve

Technical Field

The utility model belongs to the technical field of the filter valve, a filter valve is related to.

Background

The filter valve is usually installed at the inlet end of the hydraulic control valve, the pressure reducing valve, the pressure relief valve, the constant water level valve and other devices, and is used for eliminating impurities in the medium and preventing granular impurities from entering the channel to cause blockage so as to protect the devices on the pipeline. Of course, in daily life, the filter valve can be used for removing impurities in tap water and improving the quality of domestic water. After long-time use, just need wash its inside filter screen, prevent that the impurity of delay from influencing the effect of filter screen, cause the damage of filter screen even, nevertheless after the filter screen is torn open and is washd, influence the sealed effect of its junction easily, simultaneously because liquid has great impact force in the pipeline, easy and filter screen collision noise emergence to cause the damage of filter screen.

Disclosure of Invention

The utility model aims at providing a solve the above-mentioned problem that exists among the prior art's filter valve.

The purpose of the utility model can be realized by the following technical proposal: a filter valve comprises a valve body with a water inlet and a water outlet and a filter valve core arranged in the valve body, wherein a water flow passage for communicating the water inlet and the water outlet is arranged in the valve body, and is characterized in that a communicating cavity channel communicated with the outside of the valve body and communicated with the water flow passage is arranged at the side part of the valve body, the filter valve core is arranged in the communicating cavity channel, a valve cover connected with the valve body is arranged at the opening of the communicating cavity channel of the valve body, the filter valve core is fixed in the communicating cavity channel through the valve cover, an impurity collecting part connected with the filter valve core is arranged at the end part of the other end of the filter valve core, a mounting hole for embedding and mounting the impurity collecting part is arranged on the end surface of the inner end of the valve cover, a communication hole for communicating the mounting hole with the outside is arranged on the end surface of the outer end of the valve cover, and a sealing, the valve body is provided with a buffer structure which is connected with the valve body and used for slowing down the flow speed of liquid on the inner peripheral wall of the valve body at the position of the water flowing channel.

In the filter valve, the sealing cover is provided with a protruding ring which extends to the valve cover in the radial direction and is embedded into the valve cover on the joint surface of the valve cover.

In the above-mentioned filter valve, the buffer structure comprises a valve core shaft, a first annular frame and a second annular frame, wherein the first annular frame and the second annular frame are used for axially slidably mounting the valve core shaft and supporting the valve core shaft, the first annular frame is arranged on the left side of the second annular frame, a resetting unit which is sleeved on the valve core shaft and used for resetting is arranged between the first annular frame and the second annular frame, and two first protruding ring parts and two protruding ring parts which protrude inwards in the radial direction and are respectively used for limiting the positions of the first annular frame and the second annular frame are arranged on the inner peripheral wall of the valve body.

In the filter valve, the first ring frame and the second ring frame are respectively provided with a plurality of circulation holes which are arranged along the circumferential direction of the first ring frame and are distributed at intervals and are convenient for liquid to flow.

In the above-mentioned filter valve, the internal diameter of first protruding ring portion be greater than the internal diameter of second protruding ring portion, second protruding ring portion be located the internal perisporium of left end opening part and offer the ring channel that supplies ring frame two embedding installation, the internal diameter of this ring channel is not more than the internal diameter of first protruding ring portion, ring frame one set up in the left side department of first protruding ring portion to link firmly rather than mutually through a plurality of double-screw bolt.

In the filter valve, the reset unit is composed of a sealing gasket and a conical spring, two ends of the conical spring are respectively abutted against the sealing gasket and the ring frame, the sealing gasket seals the ring frame I under the action of the conical spring, and a buffer ring sheet is arranged between the sealing gasket and the conical spring.

In the above-mentioned filter valve, a third protruding ring part protruding outward in the radial direction and limiting the position of the sealing gasket is disposed on the outer peripheral wall of the valve plug shaft on the left side of the sealing gasket.

Compared with the prior art, the filter valve has the following advantages:

1. its simple structure of this filtering valve, and be convenient for the discharge and the clearance of filtering the interior impurity of case, prevent that it from influencing the filter effect who filters the case, have simultaneously and slow down the interior liquid flow rate of valve body, prevent that liquid from sending great noise when filtering the case to the life of extension filtration case.

Drawings

Fig. 1 is a schematic sectional view of the filter valve.

In the figure, 1, a valve body; 2. a water passage; 3. communicating the cavity; 4. a filter cartridge; 5. a valve cover; 6. a impurity collecting part; 7. mounting holes; 8. a communicating hole; 9. a sealing cover; 10. a raised ring; 11. a spool shaft; 12. a first ring frame; 13. a second ring frame; 14. a reset unit; 15. the first convex ring part; 16. a convex ring part II; 17. a flow-through hole; 18. an annular groove; 19. sealing gaskets; 20. a conical spring; 21. a buffer ring sheet; 22. and a third convex ring part.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in figure 1, the filter valve comprises a valve body 1 with a water inlet and a water outlet and a filter valve core 4 arranged in the valve body 1, wherein a water passage 2 for communicating the water inlet and the water outlet is arranged in the valve body 1, a communicating cavity 3 communicated with the outside of the valve body 1 and communicated with the water passage 2 is arranged at the side part of the valve body 1, the communicating cavity 3 is obliquely arranged, the filter valve core 4 is arranged in the communicating cavity 3, one end of the filter valve core 4 is positioned on the inner cavity of the communicating cavity 3 and is in contact connection with the inner cavity, and is used as a filter structure in the valve body 1, the other end of the filter valve core 4 extends to the opening part of the communicating cavity 3 in the valve body 1, a valve cover 5 detachably connected with the valve body 1 is arranged at the opening part of the communicating cavity 3, and is in contact connection with the other end of the filter valve core 4 through the inner end of the valve cover 5 so as to fixedly assemble the filter valve core 4, the joint of the valve cover 5 and the valve body 1 is provided with a sealing gasket for strengthening the sealing performance, the sealing gasket is sleeved on the valve cover 5, the end part of the other end of the filter valve core 4 is provided with an impurity collecting part 6 connected with the filter valve core, the outer diameter and the inner diameter of the impurity collecting part 6 are both conical bodies which are gradually reduced, when the liquid is calm, impurities in the filter valve core 4 can be precipitated and accumulated on the impurity collecting part 6 due to the inclination angle, the end surface of the inner end of the valve cover 5 is provided with a mounting hole 7 for the impurity collecting part 6 to be embedded and mounted, the inner diameter of the mounting hole 7 is also conical bodies which are gradually reduced, the inclination angle of the mounting hole 7 is matched with the inclination angle of the outer diameter of the impurity collecting part 6, the end surface of the outer end of the valve cover 5 is provided with a communicating hole 8 which enables the mounting hole 7 to be communicated with the outside of the valve cover 5, the, the liquid and impurities accumulated in the filter valve core 4 can be discharged out of the valve body 1 by detaching the sealing cover 9, the inner peripheral wall of the valve body 1 at the position of the water flow channel 2 is provided with a buffer structure which is connected with the valve core shaft 11 and is used for slowing down the flow rate of the liquid, the buffer structure consists of the valve core shaft 11, a first ring frame 12 and a second ring frame 13 which are used for supporting the valve core shaft 11 and are axially and slidably mounted, the first ring frame 12 is arranged at the left side of the second ring frame 13, the first ring frame 12 and the second ring frame 13 are both provided with shaft holes for the valve core shaft 11 to pass through, a resetting unit 14 which is sleeved on the valve core shaft 11 and is used for resetting is arranged between the first ring frame 12 and the second ring frame 13 of the valve core shaft 11, the inner peripheral wall of the valve body 1 at the position of the water flow channel 2 is provided with two first protruding ring parts 15 and second protruding ring parts 16 which are radially and protrude inwards and are respectively used for limiting the, the first convex ring is arranged at the left side of the second convex ring, a plurality of circulation holes 17 which are arranged along the circumferential direction and distributed at intervals and are convenient for liquid to flow are respectively arranged on the first annular frame 12 and the second annular frame 13, the inner diameter of the first convex ring part 15 is larger than that of the second convex ring part 16, the inner peripheral wall of the opening at the left end of the second convex ring part 16 is provided with an annular groove 18 for embedding and mounting the second annular frame 13, the inner diameter of the annular groove 18 is not larger than that of the first convex ring part 15, the first annular frame 12 is arranged at the left side of the first convex ring part 15 and is fixedly connected with the first convex ring part 15 through a plurality of studs, the resetting unit 14 consists of a sealing gasket 19 and a conical spring 20, two ends of the conical spring 20 are respectively abutted against the end face of the sealing gasket 19 facing the conical spring 20 and the end face of the second annular frame 13 facing the conical spring 20, the sealing gasket, be provided with buffering ring piece 21 between seal gasket 19 and the conical spring 20, set up on the buffering ring piece 21 and supply conical spring 20 to stretch into the mounting groove of installation, set up the annular supporting part that the axial extends and is convenient for seal gasket 19 to seal annular frame one on the right-hand member face of ring frame one 12, the internal diameter of annular supporting part is less than the internal diameter of flange portion 15, the external diameter of seal gasket 19 is less than the internal diameter of flange portion 15, seal gasket 19 is provided with the annular extension that the axial extends and imbed annular supporting part to annular supporting part with the terminal surface that annular supporting part is inconsistent, lie in on the valve core axle 11 and be provided with radial outside protruding and limit the flange portion three 22 of seal gasket 19 position on the periphery wall of seal gasket 19's left side.

In a further elaboration, in order to strengthen the sealing performance of the joint of the sealing cover 9 and the valve cover 5, the sealing cover 9 is provided with a protruding ring 10 which radially extends towards the valve cover 5 and is embedded into the valve cover 5 on the binding surface of the valve cover 5, the valve cover 5 is provided with a mounting groove for embedding and mounting the protruding ring 10, and the sealing cover 9 and the valve cover 5 can be connected through a plurality of studs or connected through threads.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. A filter valve comprises a valve body (1) with a water inlet and a water outlet and a filter valve core (4) arranged in the valve body (1), wherein a water passage (2) for communicating the water inlet and the water outlet is arranged in the valve body (1), and is characterized in that a communicating cavity (3) communicated with the outside of the valve body (1) and communicated with the water passage (2) is arranged at the side part of the valve body (1), the filter valve core (4) is arranged in the communicating cavity (3), a valve cover (5) connected with the valve body (1) is arranged at the opening of the communicating cavity (3), the filter valve core (4) is fixed in the communicating cavity (3) through the valve cover (5), an impurity collecting part (6) connected with the filter valve core (4) is arranged at the end part of the other end of the filter valve core (4), and a mounting hole (7) for embedding and mounting the impurity collecting part (6) is arranged on the end surface of the inner end of the valve cover (5), the valve is characterized in that a communicating hole (8) which enables the mounting hole (7) to be communicated with the outside is formed in the end face of the outer end of the valve cover (5), a sealing cover (9) which is connected with the communicating hole and used for sealing the communicating hole (8) is arranged at the position, located at the communicating hole (8), of the valve cover (5), and a buffering structure which is connected with the valve body and used for slowing down the flow rate of liquid is arranged on the inner peripheral wall, located at the position of the water flowing channel (2), of the valve body (.

2. A filter valve according to claim 1, wherein the sealing cap (9) is provided with a raised ring (10) on the abutment surface of the valve cap (5) extending radially towards the valve cap (5) and embedded in the valve cap (5).

3. The filter valve according to claim 1, wherein the buffer structure is composed of a valve core shaft (11), a first ring frame (12) and a second ring frame (13) which are used for supporting the valve core shaft (11) and are axially slidably mounted on the valve core shaft (11), the first ring frame (12) is arranged on the left side of the second ring frame (13), a reset unit (14) which is sleeved on the valve core shaft (11) and is used for resetting is arranged between the first ring frame (12) and the second ring frame (13) of the valve core shaft (11), and two first protruding ring portions (15) and two second protruding ring portions (16) which protrude inwards in the radial direction and are respectively used for limiting the positions of the first ring frame (12) and the second ring frame (13) are arranged on the inner peripheral wall of the valve body (1).

4. A filter valve according to claim 3, wherein the first ring frame (12) and the second ring frame (13) are provided with a plurality of flow holes (17) which are arranged along the circumferential direction and are distributed at intervals and facilitate the flow of the liquid.

5. A filter valve according to claim 3, wherein the inner diameter of the first protruding ring portion (15) is larger than the inner diameter of the second protruding ring portion (16), an annular groove (18) for the second annular frame (13) to be embedded and installed is formed in the inner peripheral wall of the second protruding ring portion (16) at the left end opening, the inner diameter of the annular groove (18) is not larger than the inner diameter of the first protruding ring portion (15), and the first annular frame (12) is arranged at the left side of the first protruding ring portion (15) and fixedly connected with the first protruding ring portion through a plurality of studs.

6. A filter valve according to claim 3, wherein the return unit (14) comprises a sealing gasket (19) and a conical spring (20), both ends of the conical spring (20) respectively abut against the sealing gasket (19) and the ring frame II (13), the sealing gasket (19) seals the ring frame I (12) through the action of the conical spring (20), and a buffer ring sheet (21) is arranged between the sealing gasket (19) and the conical spring (20).

7. A filter valve according to claim 6, wherein the peripheral wall of the valve plug shaft (11) at the left side of the sealing gasket (19) is provided with a third protruding ring part (22) which protrudes radially outwards and limits the position of the sealing gasket (19).