CN220185872U

CN220185872U - Filtering gate valve

Info

Publication number: CN220185872U
Application number: CN202321381641.7U
Authority: CN
Inventors: 杨斌
Original assignee: Wenzhou Weinaite Valve Co ltd
Current assignee: Wenzhou Weinaite Valve Co ltd
Priority date: 2023-06-01
Filing date: 2023-06-01
Publication date: 2023-12-15
Anticipated expiration: 2033-06-01

Abstract

The utility model belongs to the technical field of gate valves, and particularly relates to a filter gate valve, which comprises: the valve body comprises a first valve body and a second valve body; the valve cover is arranged on the first valve body; the valve rod is arranged in the first valve body, one end of the valve rod is connected with a flashboard, the other end of the valve rod penetrates through the valve cover, and a rotating wheel is arranged on the end part of the valve rod; the filter assembly comprises a filter screen, a filter frame and a bottom cover, the filter screen is arranged in the filter frame, the filter frame is arranged on the bottom cover, and the bottom cover is arranged at the bottom of the second valve body; a first through hole is formed in the first valve body, a second through hole is formed in the second valve body, the first through hole is communicated with the second through hole, the flashboard is positioned at the communication position of the first through hole and the second through hole, a slot is formed in one end, far away from the valve rod, of the flashboard, and the filter screen and the filter frame are both arranged in the slot; the beneficial effects of the utility model are as follows: the filter screen and the filter frame are arranged in the flashboard, and the flashboard is controlled to move upwards and downwards to operate the opening and closing of the gate valve and the realization of the filtering function of the filter screen.

Description

Filtering gate valve

Technical Field

The utility model belongs to the technical field of gate valves, and particularly relates to a filter gate valve.

Background

The gate valve is a shutter, the moving direction of the shutter is vertical to the water body direction, and the gate valve can only be fully opened and fully closed and cannot be adjusted and throttled.

In the prior art, most of the filter type gate valves are usually provided with a filter screen fixedly inside the valve, and the filter screen is easy to block after being used for a long time, so that the use of the gate valve is affected, the filter screen is not easy to detach and separate, and the whole gate valve needs to be replaced, so that the filter type gate valve is extremely inconvenient and has low economic benefit.

Disclosure of Invention

The utility model aims at solving the technical problems, and provides a filtering gate valve which achieves the effects of having a filtering function and being convenient for cleaning a filter screen.

In view of this, the present utility model provides a filter gate valve comprising:

the valve body comprises a first valve body and a second valve body, and the first valve body and the second valve body are of an integrated structure;

the valve cover is arranged on the first valve body and used for sealing the first valve body;

the valve rod is arranged in the first valve body, one end of the valve rod is integrally connected with the flashboard, the other end of the valve rod penetrates through the valve cover, and the end part of the valve rod is provided with a rotating wheel;

the filter assembly comprises a filter screen, a filter frame and a bottom cover, the filter screen is arranged in the filter frame, the filter frame is arranged on the bottom cover and is integrally connected with the bottom cover, and the bottom cover is arranged at the bottom of the second valve body;

wherein, be equipped with first through-hole in the first valve body, be equipped with the second through-hole in the second valve body, first through-hole and second through-hole are linked together, and the flashboard is located the intercommunication department of first through-hole and second through-hole, is equipped with the slot on the one end that the flashboard kept away from the valve rod, and filter screen and filter frame are all located in the slot.

Further, the filter frame further comprises a clamping block, and the clamping block is integrally connected to the end of the filter screen, which is positioned in the slot;

the flashboard further comprises a limiting block, and the limiting block is welded at the notch of the slot;

the limiting block is used for limiting the clamping block in the slot.

Further, the filter component further comprises a buffer strip, and the buffer strip is adhered to the bottom of the clamping block.

Further, a groove is formed in the bottom cover.

Further, the bottom cover is connected to the bottom of the second valve body through bolts.

Further, the valve further comprises a sealing ring, and the sealing ring is arranged between the bottom cover and the second valve body.

The beneficial effects of the utility model are as follows:

1. through installing filter screen and filter frame in the flashboard, the realization of the operation gate valve's of control flashboard's upward movement and downward movement start and stop and filter screen filtration, and pull out the filter frame from the slot through dismantling the bottom when the gate valve is closed, conveniently wash the filter screen, guarantee that the filter screen is not blockked up, improvement practicality.

2. Set up the fixture block on the filter frame, set up the stopper in the notch department of slot, the stopper is used for spacing the fixture block in the slot, prevents that the filter frame from breaking away from the slot completely to thereby prevent that fluid from passing through from the upside of filter frame and causing the filtration to fluid insufficient, also strengthen the connection fastness of filter frame and flashboard simultaneously, improve the shock resistance to fluid.

3. The bottom of the clamping block is provided with the buffer strip, the buffer strip is utilized to slow down the collision impact between the limiting block and the clamping block, the abrasion of the limiting block and the clamping block is reduced, and the durability is improved.

4. Be equipped with groove structure on the bottom, conveniently store and discharge the dirt impurity that filters the production, avoid too much jam of dirt impurity to influence fluid through in the valve body, improve the practicality.

Drawings

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

FIG. 2 is a schematic view of the overall structure of the filter assembly of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 1A in accordance with the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 1B in accordance with the present utility model;

the label in the figure is:

1. a first valve body; 11. a first through hole; 2. a second valve body; 21. a second through hole; 3. a valve cover; 4. a valve stem; 5. a flashboard; 51. a slot; 52. a limiting block; 6. a rotating wheel; 7. a filter screen; 8. a filter frame; 81. a clamping block; 82. a buffer strip; 9. a bottom cover; 91. a groove; 10. and (3) sealing rings.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly described below with reference to the drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which are obtained by a person skilled in the art based on the embodiments of the present utility model, fall within the scope of protection of the present utility model.

In the description of the present utility model, it is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments in accordance with the present utility model. For ease of description, the dimensions of the various features shown in the drawings are not drawn to actual scale. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

Example 1:

the present embodiment provides a filter gate valve, comprising:

the valve body comprises a first valve body 1 and a second valve body 2, and the first valve body 1 and the second valve body 2 are of an integrated structure;

a valve cover 3, the valve cover 3 being mounted on the first valve body 1 for covering the first valve body 1;

the valve rod 4 is arranged in the first valve body 1, one end of the valve rod 4 is integrally connected with a flashboard 5, the other end penetrates through the valve cover 3, and a rotating wheel 6 is arranged on the end part of the valve rod;

the filter assembly comprises a filter screen 7, a filter frame 8 and a bottom cover 9, wherein the filter screen 7 is arranged in the filter frame 8, the filter frame 8 is arranged on the bottom cover 9 and is integrally connected with the bottom cover 9, and the bottom cover 9 is arranged at the bottom of the second valve body 2;

wherein, be equipped with first through-hole 11 in the first valve body 1, be equipped with second through-hole 21 in the second valve body 2, first through-hole 11 and second through-hole 21 are linked together, and flashboard 5 is located the intercommunication department of first through-hole 11 and second through-hole 21, is equipped with slot 51 on the one end that flashboard 5 kept away from valve rod 4, and slot 51 is all located to filter screen 7 and filter frame 8.

In the technical scheme, a valve body of the gate valve is formed by integrally connecting a first valve body 1 and a second valve body 2, a first through hole 11 of the first valve body 1 is communicated with a second through hole 21 of the second valve body 2, a valve cover 3 is arranged at an opening of the first valve body 1 and is used for sealing the opening of the first valve body 1, a valve rod 4 is arranged in the first valve body 1, a gate plate 5 is arranged at one end of the valve rod 4, the gate plate 5 is positioned at the communication position of the first through hole 11 and the second through hole 21, a thread structure is arranged at the other end of the valve rod 4 and penetrates through the valve cover 3 to be in threaded connection with a rotating wheel 6, the rotating wheel 6 and the valve rod 4 are enabled to move up and down relatively by rotating the rotating wheel 6, and the position of the rotating wheel 6 along the axial direction of the valve rod 4 is kept fixed, so that the gate plate 5 moves up and down, and the gate valve is controlled to open and close; the bottom of the second valve body 2 is provided with a bottom cover 9, the bottom cover 9 is integrally connected with a filter frame 8, the filter screen 7 is arranged on the filter frame 8, a slot 51 is formed in the end portion of the flashboard 5, when the gate valve is in a closed state, the flashboard 5 is located at the communicating position of the first through hole 11 and the second through hole 21, the filter screen 7 and the filter frame 8 are located in the slot 51, when the gate valve is in an open state, the flashboard 5 moves up to the first through hole 11, fluid can flow through the second through hole 21, and when the flashboard 5 moves up, the filter frame 8 and the filter screen 7 are separated from the slot 51 of the flashboard 5 from the communicating position of the first through hole 11 and the second through hole 21, sediment and impurities in the fluid in the second through hole 21 are filtered.

Example 2:

the present embodiment provides a filter gate valve having the following technical features in addition to the technical scheme including the above embodiment.

Further, the filter frame 8 further includes a clamping block 81, and the clamping block 81 is integrally connected to the end of the filter screen 7 located in the slot 51;

the flashboard 5 further comprises a limiting block 52, and the limiting block 52 is welded at the notch of the slot 51;

the limiting block 52 is used for limiting the clamping block 81 in the slot 51.

In this technical scheme, be equipped with the fixture block 81 of an organic whole connection on the tip that filter frame 8 is located slot 51, the welding of the notch department at slot 51 is equipped with fixture block 81, fixture block 81 and stopper 52 can be contradicted each other when flashboard 5 moves up extreme position and make fixture block 81 unable follow slot 51 break away from, when the gate valve was opened, flashboard 5 moves up, filter frame 8 upside joint is in slot 51, prevent that filter frame 8 from breaking away from slot 51 completely, thereby it is not abundant to avoid fluid to pass through from filter frame 8's upside to cause the filtration to the fluid, simultaneously also strengthen the connection fastness of filter frame 8 and flashboard 5, improve the shock resistance to the fluid.

Example 3:

Further, the filter assembly further includes a buffer strip 82, and the buffer strip 82 is adhered to the bottom of the clamping block 81.

In this technical scheme, be equipped with buffer strip 82 in the bottom of fixture block 81, buffer strip 82 is the rubber material paste on the bottom surface of fixture block 81 and stopper 52 contact, and when fixture block 81 and stopper 52 contradicted, stopper 52 can produce the extrusion to buffer strip 82, utilizes buffer strip 82 to slow down the collision impact between stopper 52 and the fixture block 81, reduces the wearing and tearing of stopper 52 and fixture block 81, improves the durability.

Example 4:

Further, a groove 91 is provided on the bottom cover 9.

In this technical scheme, be equipped with recess 91 structure on bottom 9, design recess 91 can store the dirt impurity by filter screen 7 filtration in the fluid, then through dismantling the separation with bottom 9 from the bottom of second valve body 2, clean recess 91, avoid too much jam of dirt impurity to influence fluid through in the valve body, improve the practicality of gate valve.

Example 5:

Further, the bottom cover 9 is bolted to the bottom of the second valve body 2.

Further, a sealing ring 10 is further included, and the sealing ring 10 is arranged between the bottom cover 9 and the second valve body 2.

In this technical scheme, all offered the screw hole on the bottom of bottom 9 and second valve body 2, with the bottom 9 detachable installation on the bottom of second valve body 2 of bolt, and install the sealing washer 10 that is equipped with the rubber material between bottom 9 and second valve body 2, improve the installation fastness of bottom 9 and second valve body 2 through bolted connection, and utilize sealing washer 10 to strengthen the connection leakproofness of bottom 9 and second valve body 2, improve sealing performance, prevent that the fluid from revealing.

The embodiments of the present utility model have been described above with reference to the accompanying drawings, in which the embodiments of the present utility model and features of the embodiments may be combined with each other without conflict, the present utility model is not limited to the above-described embodiments, which are merely illustrative, not restrictive, of the present utility model, and many forms may be made by those of ordinary skill in the art without departing from the spirit of the present utility model and the scope of the claims, which are protected by the present utility model.

Claims

1. A filter gate valve, comprising:

the valve body comprises a first valve body (1) and a second valve body (2), and the first valve body (1) and the second valve body (2) are of an integrated structure;

the valve cover (3) is arranged on the first valve body (1) and is used for sealing the first valve body (1);

the valve rod (4) is arranged in the first valve body (1), one end of the valve rod (4) is integrally connected with the flashboard (5), the other end of the valve rod penetrates through the valve cover (3), and the rotating wheel (6) is arranged at the end part of the valve rod;

the filter assembly comprises a filter screen (7), a filter frame (8) and a bottom cover (9), wherein the filter screen (7) is arranged in the filter frame (8), the filter frame (8) is arranged on the bottom cover (9) and is integrally connected with the bottom cover (9), and the bottom cover (9) is arranged at the bottom of the second valve body (2);

wherein, be equipped with first through-hole (11) in first valve body (1), be equipped with second through-hole (21) in second valve body (2), first through-hole (11) are linked together with second through-hole (21), and flashboard (5) are located the intercommunication department of first through-hole (11) and second through-hole (21), are equipped with slot (51) on the one end that valve rod (4) was kept away from to flashboard (5), and in slot (51) were all located to filter screen (7) and filter frame (8).

2. A filter gate valve according to claim 1, characterized in that the filter frame (8) further comprises a clamping block (81), the clamping block (81) being integrally connected to the end of the filter screen (7) located in the slot (51);

the flashboard (5) further comprises a limiting block (52), and the limiting block (52) is welded at the notch of the slot (51);

the limiting block (52) is used for limiting the clamping block (81) in the slot (51).

3. The filter gate valve of claim 2, wherein the filter assembly further comprises a buffer strip (82), and the buffer strip (82) is adhered to the bottom of the clamping block (81).

4. A filter gate valve according to claim 1, characterized in that the bottom cover (9) is provided with grooves (91).

5. A filter gate valve according to claim 1, characterized in that the bottom cap (9) is bolted to the bottom of the second valve body (2).

6. A filter gate valve according to claim 1, further comprising a sealing ring (10), said sealing ring (10) being arranged between the bottom cover (9) and the second valve body (2).