CN219975496U

CN219975496U - Filtering check valve

Info

Publication number: CN219975496U
Application number: CN202321469061.3U
Authority: CN
Inventors: 王仁国; 王志兴
Original assignee: Chenshun Valve Group Co ltd
Current assignee: Chenshun Valve Group Co ltd
Priority date: 2023-06-09
Filing date: 2023-06-09
Publication date: 2023-11-07
Anticipated expiration: 2033-06-09

Abstract

The utility model relates to the technical field of check valves, and discloses a filtering check valve which comprises a valve body, a pipe body and a filtering component, wherein the valve body comprises an inner cavity, a fixing rod, a rotating rod, a valve cover, a screw, a nut, a sealing ring and a valve clack, the fixing rod is fixedly connected to the inner wall of the inner cavity, the rotating rod is rotatably connected to the outer side wall of the fixing rod, and the valve clack is fixedly connected to one end of the rotating rod far away from the fixing rod. According to the utility model, through the arrangement of the filter assembly, the filter assembly comprises the handle, the filter screen and the net rack, the net rack is arranged in the filter assembly, the net rack extends to the outer side of the top of the filter assembly, the handle is fixedly connected to the top end of the net rack, the net rack can be carried with the filter screen by the handle to be detached together, the filter screen is convenient to clean, and meanwhile, the filter screen is arranged in the net rack to play a role in filtering, so that impurities and foreign matters in water are reduced, and the service lives of pipelines and valves are prolonged.

Description

Filtering check valve

Technical Field

The utility model relates to the technical field of check valve equipment, in particular to a filtering check valve.

Background

The check valve is a valve with a circular valve clack as an opening and closing part and can stop the medium from flowing backwards by the action of the self weight and the medium pressure. Belongs to automatic valves, which are also called check valves, one-way valves, reflux valves or isolation valves. The movement modes of the valve clack are divided into a lifting type and a swing type. The lifting check valve is similar to a stop valve in structure, and only lacks a valve rod for driving the valve clack. The medium flows in from the inlet end (lower side) and flows out from the outlet end (upper side).

The check valve of traditional structure does not have filtering capability itself, and the medium that flows through in the pipeline exists impurity, can cause impact damage to the valve clack of valve body inside to lead to the unable normal work of check valve, influence pipeline and valve's life.

Disclosure of Invention

The present utility model is directed to a filtering check valve that solves the above-mentioned problems of the prior art.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a filtering check valve, which comprises a valve body, a pipe body and a filtering component, wherein the valve body comprises an inner cavity, a fixed rod, a rotating rod, a valve cover, a screw, a nut, a sealing ring and a valve clack, the fixed rod is fixedly connected to the inner wall of the inner cavity, the rotating rod is rotatably connected to the outer side wall of the fixed rod, and the purpose of the arrangement is to facilitate the rotation of the valve clack, and the valve clack is fixedly connected to one end of the rotating rod far away from the fixed rod.

Further, the body includes inlet tube, flange and outlet pipe, and the inlet tube setting is on the outer wall of valve body, and the inlet tube extends to the inside of interior cavity, and the outlet pipe setting is on the outer wall of one side of keeping away from the inlet tube of valve body, and inlet tube, valve body and outlet pipe are on the coaxial line, and inlet tube, valve body and outlet pipe communicate each other, and the purpose of setting is that the convenience water passes through smoothly like this, and two flanges are installed respectively in the port department of inlet tube and outlet pipe.

Further, be provided with the screw on the outer wall of valve body, the screw runs through the lateral wall of valve body and extends to interior cavity, and screw and the one end of dead lever carry out threaded connection, and the purpose of setting like this is convenient to install and dismantle the check valve.

Further, the valve clack is close to one side of the inlet tube, and the valve clack is mutually attached to the port of the inner cavity of the inlet tube, so that the purpose of the arrangement is that when water flow stops, the valve clack is convenient to close the inlet tube.

Further, the sealing ring is arranged on the upper surface of the valve body, the valve cover is arranged on the upper surface of the sealing ring, the sealing ring is positioned between the valve cover and the upper surface of the valve body, the screw is arranged on the upper surface of the valve cover, the purpose of the arrangement is to seal an inner cavity, the screw penetrates through the valve cover, the sealing ring and the outer ring of the valve body, the nut is in threaded connection with the bottom of the screw, and the nut is mutually attached to the lower surface of the outer ring of the valve body; the sealing ring is fixed with the upper surface of the valve body.

Further, the filter component comprises a handle, a filter screen and a net rack, the two filter components are respectively arranged in the water inlet pipe and the water outlet pipe, the water inlet pipe, the filter component and the water outlet pipe are arranged on the same axis, the water inlet pipe, the filter component and the water outlet pipe are mutually communicated, and the purpose of the arrangement is to install the filter component.

Further, the rack sets up in filter unit's inside, and the rack extends to filter unit's top outside, and handle fixed connection is on the top of rack, and the purpose of setting like this is that can carry the rack together dismantling with the filter screen through the handle, conveniently clear up the filter screen, also easy to assemble simultaneously, and the filter screen setting is in the inside of rack, and the purpose of setting like this is played the filtration, reduces impurity and foreign matter in the aquatic.

The utility model has the following beneficial effects:

(1) According to the utility model, through the arrangement of the filter assembly, the filter assembly comprises the handle, the filter screen and the net rack, the net rack is arranged in the filter assembly, the net rack extends to the outer side of the top of the filter assembly, the handle is fixedly connected to the top end of the net rack, the net rack can be carried with the filter screen by the handle to be detached together, the filter screen is convenient to clean, and meanwhile, the filter screen is arranged in the net rack to play a role in filtering, impurities and foreign matters in water are reduced, and the inner structure of the valve body is protected, so that the service lives of a pipeline and a valve are prolonged.

Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a cross-sectional view of the internal structure of the present utility model;

FIG. 3 is a schematic top view of the present utility model;

FIG. 4 is a schematic side view of the present utility model;

in the drawings, the list of components represented by the various numbers is as follows:

in the figure: 1. a valve body; 101. an inner cavity; 102. a fixed rod; 103. a rotating rod; 104. a valve cover; 105. a screw; 106. a nut; 107. a seal ring; 108. a valve flap; 2. a tube body; 201. a water inlet pipe; 202. a flange; 203. a water outlet pipe; 3. a filter assembly; 301. a handle; 302. a filter screen; 303. a net rack; 4. and (5) an external screw.

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.

Referring to fig. 1-4, the present utility model is a filtering check valve, comprising a valve body 1, a tube body 2 and a filtering assembly 3, wherein the valve body 1 comprises an inner cavity 101, a fixing rod 102, a rotating rod 103, a valve cover 104, a screw 105, a nut 106, a sealing ring 107 and a valve clack 108, the fixing rod 102 is fixedly connected to the inner wall of the inner cavity 101, the rotating rod 103 is rotatably connected to the outer side wall of the fixing rod 102, and the purpose of the arrangement is to facilitate the rotation of the valve clack 108, and the valve clack 108 is fixedly connected to one end of the rotating rod 103 far away from the fixing rod 102.

The pipe body 2 comprises a water inlet pipe 201, a flange 202 and a water outlet pipe 203, wherein the water inlet pipe 201 is arranged on the outer wall of the valve body 1, the water inlet pipe 201 extends to the inside of the inner cavity 101, the water outlet pipe 203 is arranged on the outer wall of one side, far away from the water inlet pipe 201, of the valve body 1, the water outlet pipe 203 is arranged on the same axis, the water inlet pipe 201, the valve body 1 and the water outlet pipe 203 are mutually communicated, and the purpose of the arrangement is to facilitate smooth water passing through, and the two flanges 202 are respectively arranged at ports of the water inlet pipe 201 and the water outlet pipe 203.

The outer wall of the valve body 1 is provided with an outer screw 4, the outer screw 4 penetrates through the outer side wall of the valve body 1 and extends to the inner cavity 101, the outer screw 4 is in threaded connection with one end of the fixing rod 102, and the purpose of the arrangement is to facilitate the installation and the disassembly of the check valve.

The purpose of the flap 108 being adjacent to the side of the inlet pipe 201, the flap 108 and the port of the inlet pipe 201 inside the inner chamber 101 being in abutment with each other is to facilitate the flap 108 to close the inlet pipe 201 when the water flow is stopped.

The sealing washer 107 sets up the upper surface at valve body 1, the valve gap 104 sets up the upper surface at the sealing washer 107, the sealing washer 107 is in between the upper surface of valve gap 104 and valve body 1, screw 105 sets up the upper surface at valve gap 104, the purpose of setting like this is to playing the sealed effect to interior cavity 101, screw 105 runs through the outer loop of valve gap 104, sealing washer 107 and valve body 1, nut 106 threaded connection is in the bottom of screw 105, nut 106 and the lower surface of valve body 1 outer loop laminating each other, the purpose of setting like this is fixed valve gap 104, sealing washer 107 and valve body 1 upper surface.

The filter assembly 3 comprises a handle 301, a filter screen 302 and a net frame 303, wherein the two filter assemblies 3 are respectively arranged in the water inlet pipe 201 and the water outlet pipe 203, the water inlet pipe 201, the filter assemblies 3 and the water outlet pipe 203 are arranged on the same axis, and the water inlet pipe 201, the filter assemblies 3 and the water outlet pipe 203 are mutually communicated, so that the filter assembly 3 is arranged.

The rack 303 sets up in the inside of filter unit 3, and rack 303 extends to the top outside of filter unit 3, and handle 301 fixed connection is on the top of rack 303, and the purpose of setting like this is to carry rack 303 through handle 301 and to dismantle together filter screen 302, conveniently clear up filter screen 302, also easy to assemble simultaneously, and filter screen 302 sets up in the inside of rack 303, and the purpose of setting like this is to play the filtration, reduces impurity and the foreign matter in the aquatic.

During the use, filter unit 3 includes handle 301, filter screen 302 and rack 303, and rack 303 sets up in the inside of filter unit 3, and rack 303 extends to the top outside of filter unit 3, and handle 301 fixed connection can carry rack 303 together with filter screen 302 through handle 301 on the top of rack 303 and dismantle, conveniently clear up filter screen 302, also easy to assemble simultaneously, and filter screen 302 sets up in the inside of rack 303, plays the filtration, reduces impurity and foreign matter in the aquatic to improve the life-span of pipeline and valve.

The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.

Claims

1. The utility model provides a filter check valve, includes valve body (1), body (2) and filtration subassembly (3), its characterized in that: the valve body (1) comprises an inner cavity (101), a fixed rod (102), a rotating rod (103), a valve cover (104), a screw (105), a nut (106), a sealing ring (107) and a valve clack (108), wherein the fixed rod (102) is fixedly connected to the inner wall of the inner cavity (101), the rotating rod (103) is rotatably connected to the outer side wall of the fixed rod (102), and the valve clack (108) is fixedly connected to one end, far away from the fixed rod (102), of the rotating rod (103);

the utility model provides a pipe body (2) is including inlet tube (201), flange (202) and outlet pipe (203), inlet tube (201) set up on the outer wall of valve body (1), inlet tube (201) extend to the inside of interior cavity (101), outlet pipe (203) set up on one side outer wall that inlet tube (201) were kept away from in valve body (1), inlet tube (201), valve body (1) and outlet pipe (203) are on the coaxial line, inlet tube (201), valve body (1) and outlet pipe (203) communicate each other, two flange (202) are installed respectively in the port department of inlet tube (201) and outlet pipe (203).

2. The filtering check valve of claim 1, wherein: an outer screw (4) is arranged on the outer wall of the valve body (1), the outer screw (4) penetrates through the outer side wall of the valve body (1) and extends to the inner cavity (101), and the outer screw (4) is in threaded connection with one end of the fixing rod (102).

3. The filtering check valve of claim 1, wherein: the valve clack (108) is close to one side of the water inlet pipe (201), and the valve clack (108) is mutually attached to a port of the water inlet pipe (201) in the inner cavity (101).

4. The filtering check valve of claim 1, wherein: sealing washer (107) set up the upper surface at valve body (1), valve gap (104) set up the upper surface at sealing washer (107), sealing washer (107) are in between the upper surface of valve gap (104) and valve body (1), screw (105) set up the upper surface at valve gap (104), screw (105) run through the outer loop of valve gap (104), sealing washer (107) and valve body (1), nut (106) threaded connection is in the bottom of screw (105), the lower surface of nut (106) and valve body (1) outer loop laminates each other.

5. The filtering check valve of claim 1, wherein: the filter component (3) comprises a handle (301), a filter screen (302) and a net rack (303), wherein the two filter components (3) are respectively arranged inside the water inlet pipe (201) and the water outlet pipe (203), the water inlet pipe (201), the filter component (3) and the water outlet pipe (203) are arranged on the same axis, and the water inlet pipe (201), the filter component (3) and the water outlet pipe (203) are mutually communicated.

6. The filtering check valve of claim 5, wherein: the utility model discloses a filter screen, including rack (303), filter screen (302), handle (301), filter screen (302) are installed in the inside of filter component (3), rack (303) set up in the inside of filter component (3), rack (303) extend to the top outside of filter component (3), handle (301) fixed connection is on the top of rack (303), filter screen (302) set up in the inside of rack (303).