CN219549933U - Silt-proof butterfly valve - Google Patents

Abstract

The utility model relates to the technical field of butterfly valves, and provides a silt-preventing butterfly valve, which comprises a U-shaped pipe, a butterfly valve body, a mud discharging port assembly and a connector assembly, wherein horizontal pipelines are extended from two sides of the U-shaped pipe, the butterfly valve body is fixedly arranged on the outer side of the horizontal pipeline on one side of the U-shaped pipe, a filter screen is fixedly connected to the inner part of a vertical pipeline on one side of the butterfly valve body, where the U-shaped pipe is located, and the mud discharging port assembly is arranged below the U-shaped pipe. Through above-mentioned technical scheme for silt all can fall to the position of filter screen below through long-time rivers erodees and gravity effect, and then plays guard action to silt, has solved the problem that water in-process exists silt, and silt can not pile up on giving the filter screen in a large number under the gravity effect, does not influence the water flux of butterfly valve, has solved in the correlation technique along with the use of butterfly valve, and silt can constantly deposit on the filter screen, blocks the water-through effect of butterfly valve, and the dismantlement cleaning of filter screen is usually not convenient enough problem.

Description

Silt-proof butterfly valve

Technical Field

The utility model relates to the technical field of butterfly valves, in particular to a silt-preventing butterfly valve.

Background

The butterfly valve adopts mechanical transmission to drive the circular valve plate inside the valve body to block and conduct the fluid in the valve body, and is widely applied to the control of pipelines such as drainage, fire fighting, petroleum, chemical industry, medicine, steel and the like. Under special conditions, if the river water is extracted and utilized, the river water has certain sediment, and the direct use can generate certain influence, if the operation of purifying the water body with high precision is adopted, the cost of river water treatment is increased, and the actual application is not facilitated, so that the butterfly valve capable of blocking the sediment needs to be applied. Traditional butterfly valve is blocking silt in blocking silt process and adopts the form that the filter screen was filtered generally, but along with the use of butterfly valve, silt can deposit on the filter screen constantly, blocks the effect of leading to water of butterfly valve, and the dismantlement of filter screen washs often not enough conveniently, is unfavorable for practical application.

Disclosure of Invention

The utility model provides a silt prevention butterfly valve, which solves the problems that in the related art, the butterfly valve usually adopts a filter screen to filter silt in the silt blocking process, but as the butterfly valve is used, the silt can be continuously deposited on the filter screen to block the water passing effect of the butterfly valve, and the disassembly and the cleaning of the filter screen are usually not convenient enough.

The technical scheme of the utility model is as follows: the utility model provides a prevent silt butterfly valve, includes U-shaped pipe, butterfly valve body, mud discharging port subassembly and holds silt subassembly, the both sides of U-shaped pipe all extend there is horizontal pipeline, the outside fixed mounting of U-shaped pipe one side horizontal pipeline has the butterfly valve body, the inside fixedly connected with filter screen of the vertical pipeline that the U-shaped pipe is located butterfly valve body one side, the below of U-shaped pipe is provided with mud discharging port subassembly, the below of mud discharging port subassembly is provided with holds silt subassembly; the mud discharging port assembly comprises a connecting pipe, the bottom pipeline of the U-shaped pipe is connected with the connecting pipe in a communicating mode, the bottom of the connecting pipe is fixedly connected with a male connector, the male connector is of a hollow structure, and clamping grooves are formed in the periphery of the outer portion of the male connector.

Further, hold silt subassembly and include female connector, female connector swing joint is in the inside of public connector, the inside of public connector sets up to hollow structure, the spout has all been seted up around the public connector inner wall, one side that the spout kept away from mutually is equal fixedly connected with spring, the trapezoidal slider of certain fixedly connected with of spring, the outside of trapezoidal slider and the inner wall sliding connection of spout, the strip type groove has been seted up in the outside of trapezoidal slider, the through groove with the outside intercommunication of trapezoidal slider has all been seted up to the bottom in strip type groove.

Further, hold silt subassembly still includes the pull rod, the below sliding connection of female connector has four pull rods, the top of pull rod is all through running through the inside and fixedly connected with slide fastener that the groove extends to the strip type groove, the outside and the inner wall sliding connection of strip type groove of slide fastener.

Further, the outside sliding connection of female connector has movable sleeve, logical groove has been seted up to movable sleeve's bottom, the bottom of movable sleeve inner wall and the bottom fixed connection of four pull rods, four pulling pieces of movable sleeve's outside equidistance fixedly connected with.

Further, the bottom of the male connector is fixedly connected with a sediment storage pipe which is positioned in the through groove, and a sediment guide annular plate is fixedly connected between the inner walls of the sediment storage pipe.

Further, the strip-shaped groove is provided as a chute.

Further, a sealing ring is fixedly connected between the inner walls of the female connectors, and the sealing ring is matched with the male connectors for use.

The working principle and the beneficial effects of the utility model are as follows:

1. according to the utility model, the U-shaped pipe is arranged at the front end of the butterfly valve body, and the filter screen is arranged at one end of the U-shaped pipe close to the butterfly valve body, so that sediment can fall to the position below the filter screen after long-time water flow scouring and gravity action, further the sediment is protected, the problem that sediment exists in the water using process is solved, and the sediment is not accumulated on the filter screen in a large amount under the gravity action, so that the water flux of the butterfly valve is not influenced;

2. according to the utility model, the sediment storage pipe is arranged below the filter screen, sediment falling below the filter screen can be precipitated and collected, and the sediment storage pipe is connected in a clamping manner, so that the filter screen and the interior of the sediment storage pipe are conveniently cleaned, the interior of the sediment storage pipe is provided with the sediment guide annular plate, so that the backflow of sediment can be prevented, the condition that the sediment blocks the valve body can be fundamentally solved, and the practical application is facilitated.

Drawings

The utility model will be described in further detail with reference to the drawings and the detailed description.

FIG. 1 is an external perspective view of the present utility model;

FIG. 2 is a front cross-sectional view of the mud discharging assembly of the present utility model;

fig. 3 is a front cross-sectional view of a connector assembly of the present utility model;

FIG. 4 is a front view in cross section of the whole body of the present utility model

Fig. 5 is an enlarged view of the utility model at a in fig. 4.

In the figure: 1. a U-shaped tube; 2. a butterfly valve body; 3. a filter screen; 4. a connecting pipe; 5. a male connector; 6. a clamping groove; 7. a female connector; 8. a chute; 9. a spring; 10. a trapezoidal slider; 11. a bar-shaped groove; 12. a slide fastener; 13. a movable sleeve; 14. a pull rod; 15. a sediment storage pipe; 16. a sediment guide ring plate; 17. pulling the block; 18. a through groove; 19. and (3) sealing rings.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill 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.

Example 1

As shown in fig. 1 to 5, the embodiment provides a silt prevention butterfly valve, which comprises a U-shaped pipe 1, a butterfly valve body 2, a mud discharging port assembly and a connector assembly, wherein horizontal pipelines are extended from two sides of the U-shaped pipe 1, the butterfly valve body 2 is fixedly arranged on the outer side of the horizontal pipeline on one side of the U-shaped pipe 1, a filter screen 3 is fixedly connected to the inner part of a vertical pipeline on one side of the butterfly valve body 2, the mud discharging port assembly is arranged below the U-shaped pipe 1, and the connector assembly is arranged below the mud discharging port assembly; the mud discharging port assembly comprises a connecting pipe 4,U, wherein the connecting pipe 4 is connected with the bottom pipeline of the pipe 1 in a communicating manner, a male connector 5 is fixedly connected to the bottom of the connecting pipe 4, the male connector 5 is of a hollow structure, and clamping grooves 6 are formed in the periphery of the outer portion of the male connector 5.

In this embodiment, through setting up U-shaped pipe 1 at the front end of butterfly valve body 2 to lean on the one end of butterfly valve body 2 at U-shaped pipe 1 to set up filter screen 3, and then make silt through long-time rivers wash away and the gravity effect all can fall the position of filter screen 3 below, and then play the guard action to silt, solved the problem that water process exists silt, and silt can not pile up on giving filter screen 3 in a large number under the action of gravity, do not influence the water flux of butterfly valve.

Example 2

As shown in fig. 1 to 5, based on the same concept as that of the above embodiment 1, this embodiment further provides a silt-proof butterfly valve, the connector assembly includes a female connector 7, the female connector 7 is movably connected in the male connector 5, the interior of the male connector 5 is set to be a hollow structure, the periphery of the inner wall of the male connector 5 is provided with a chute 8, one side of the chute 8 away from each other is fixedly connected with a spring 9, a certain fixedly connected with trapezoidal slider 10 of the spring 9, the outer side of the trapezoidal slider 10 is slidably connected with the inner wall of the chute 8, a strip-shaped groove 11 is provided in the outer side of the trapezoidal slider 10, a penetrating groove communicated with the outer side of the trapezoidal slider 10 is provided at the bottom of the strip-shaped groove 11, and silt precipitated in the pipe can be collected and cleaned quickly.

The connector assembly further comprises a pull rod 14, four pull rods 14 are slidably connected below the female connector 7, the tops of the pull rods 14 extend to the inside of the strip-shaped groove 11 through penetrating grooves and are fixedly connected with a slide buckle 12, the outer side of the slide buckle 12 is slidably connected with the inner wall of the strip-shaped groove 11, and the pull rod 14 can be pulled to drive the slide buckle 12 to move, so that the trapezoidal sliding block 10 leaves the clamping groove 6.

Wherein, the outside sliding connection of female connector 7 has movable sleeve 13, and logical groove 18 has been seted up to the bottom of movable sleeve 13, and the bottom of movable sleeve 13 inner wall and the bottom fixed connection of four pull rods 14, the outside equidistance fixedly connected with of movable sleeve 13 four pulling pieces 17, the four pull rods 14 of being convenient for simultaneously pulling.

Wherein, the bottom of male connector 5 just is located the inside fixedly connected with sediment storage pipe 15 of logical groove 18, and fixedly connected with leads sediment annular slab 16 between the inner wall of sediment storage pipe 15 can stop that the sediment flows backward to U-shaped pipe 1.

Wherein the strip-shaped groove 11 is provided as a chute so that the trapezoidal slider 10 obtains a force in a horizontal direction when the slider 12 moves downward.

Wherein, fixedly connected with sealing washer 19 between the inner wall of female connector 7, sealing washer 19 and the cooperation of public connector 5 are used to realize the junction and seal, prevent leaking.

When the butterfly valve body 2 is opened, water flows in from one end of the U-shaped pipe 1 far away from the butterfly valve body 2, sediment is blocked below the filter screen 3 under the action of the filter screen 3, and when the butterfly valve body 2 is to be closed, the sediment falls off and gathers in the sediment storage pipe 15 through the connecting pipe 4 under the action of gravity, and in the subsequent continuous use process, the sediment gathers in the sediment storage pipe 15 under the action of gravity under the action of water flow; when the filter screen 3 or the sediment storage tube 15 is required to be carried out, the movable sleeve 13 is driven to slide downwards by pressing the pulling block 17 downwards, the pull rod 14 is pulled to move downwards, the slide buckle 12 moves downwards in the strip-shaped groove 11, the strip-shaped groove 11 is extruded downwards, the trapezoidal slide block 10 slides towards the inside of the chute 8, the spring 9 is extruded, the trapezoidal slide block 10 leaves the clamping groove 6, the sediment storage tube 15 is further removed and cleaned, and the filter screen 3 can be cleaned by the hairbrush.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims (7)

1. The silt-preventing butterfly valve is characterized by comprising a U-shaped pipe (1), a butterfly valve body (2), a silt discharge opening assembly and a silt storage assembly, wherein horizontal pipelines are respectively extended from two sides of the U-shaped pipe (1), the butterfly valve body (2) is fixedly arranged on the outer side of the horizontal pipeline on one side of the U-shaped pipe (1), a filter screen (3) is fixedly connected to the inner part of the vertical pipeline on one side of the butterfly valve body (2) where the U-shaped pipe (1) is located, the silt discharge opening assembly is arranged below the U-shaped pipe (1), and the silt storage assembly is arranged below the silt discharge opening assembly;

the mud discharging port assembly comprises a connecting pipe (4), the bottom pipeline of the U-shaped pipe (1) is communicated with the connecting pipe (4), the bottom of the connecting pipe (4) is fixedly connected with a male connector (5), the male connector (5) is arranged to be of a hollow structure, and clamping grooves (6) are formed in the periphery of the outer portion of the male connector (5).

2. The silt prevention butterfly valve according to claim 1, wherein the silt storage assembly comprises a female connector (7), the female connector (7) is movably connected to the inside of a male connector (5), the inside of the male connector (5) is of a hollow structure, sliding grooves (8) are formed in the periphery of the inner wall of the male connector (5), springs (9) are fixedly connected to one sides, away from each other, of the sliding grooves (8), trapezoid sliding blocks (10) are fixedly connected to one sides, away from each other, of the springs (9), of the trapezoid sliding blocks (10) are slidably connected with the inner wall of the sliding grooves (8), strip-shaped grooves (11) are formed in the outer sides of the trapezoid sliding blocks (10), and penetrating grooves communicated with the outer sides of the trapezoid sliding blocks (10) are formed in the bottoms of the strip-shaped grooves (11).

3. The silt prevention butterfly valve according to claim 2, wherein the silt storage assembly further comprises pull rods (14), four pull rods (14) are slidably connected below the female connector (7), the tops of the pull rods (14) extend to the inside of the strip-shaped groove (11) through penetrating grooves and are fixedly connected with sliding buckles (12), and the outer sides of the sliding buckles (12) are slidably connected with the inner walls of the strip-shaped groove (11).

4. The silt prevention butterfly valve according to claim 2, wherein the outer side of the female connector (7) is slidably connected with a movable sleeve (13), a through groove (18) is formed in the bottom of the movable sleeve (13), the bottom of the inner wall of the movable sleeve (13) is fixedly connected with the bottoms of the four pull rods (14), and four pulling blocks (17) are fixedly connected to the outer side of the movable sleeve (13) at equal intervals.

5. The silt prevention butterfly valve according to claim 1, wherein a silt storage pipe (15) is fixedly connected to the bottom of the male connector (5) and located in the through groove (18), and a silt guide ring plate (16) is fixedly connected between inner walls of the silt storage pipe (15).

6. A silt preventing butterfly valve according to claim 3, characterized in that said strip groove (11) is provided as a chute.

7. The silt prevention butterfly valve according to claim 2, wherein a sealing ring (19) is fixedly connected between the inner walls of the female connector (7), and the sealing ring (19) is matched with the male connector (5).