CN219221286U

CN219221286U - Three-eccentric adjusting butterfly valve

Info

Publication number: CN219221286U
Application number: CN202223182664.3U
Authority: CN
Inventors: 任凯雷; 史强修; 王建华
Original assignee: Flowserve Fluid Motion and Control Suzhou Co Ltd
Current assignee: Flowserve Fluid Motion and Control Suzhou Co Ltd
Priority date: 2022-11-29
Filing date: 2022-11-29
Publication date: 2023-06-20
Anticipated expiration: 2032-11-29

Abstract

The utility model discloses a three-eccentric adjusting butterfly valve, which comprises a valve body, wherein the upper surface of the valve body is provided with a packing seal, the valve shaft is movably connected in a positioning shell, a butterfly plate is rotatably arranged in the valve body through the valve shaft, the other side of the butterfly plate is provided with a cleaning component, and one end of the cleaning component is provided with an agitating component.

Description

Three-eccentric adjusting butterfly valve

Technical Field

The utility model belongs to the technical field of triple offset butterfly valves, and particularly relates to a triple offset adjusting butterfly valve.

Background

The butterfly valve is also called as a flap valve, and is a simple-structure regulating valve, and can be used for the on-off control of low-pressure pipeline medium. The triple offset butterfly valve means that the valve rod shaft center deviates from the center of the disc plate and the center of the body at the same time, and the rotation axis of the valve seat and the axis of the valve body channel have a certain angle. Chinese publication No.: CN209180381U discloses a high-pressure tri-eccentric regulating butterfly valve, which comprises a valve body, a valve plate arranged at a cavity of the valve body and in sealing fit with the valve body, and a valve rod rotatably connected in the valve body and fixedly connected with the valve plate, wherein the lower end of the valve rod fixedly connected with the valve plate extends out of the cavity of the valve body, a bracket is fixedly connected with the outer bottom of the valve body, and the lower end of the valve rod is rotatably connected with the bottom of the bracket through a bearing; a valve seat corresponding to the valve plate in a sealing way is arranged around the cavity of the valve body, and a sealing surface is arranged on the inner surface of the surrounding valve seat; the bottom position and the top position of the valve body are respectively provided with a first packing seal and a second packing seal. The utility model can be suitable for working in high-pressure environment, is not easy to damage and has high safety.

The problems with the above techniques are: at present, most of the butterfly plates commonly used are used when the valve is opened, water flowing at a high speed is accompanied with more impurities, some impurities are washed away by water flowing at a high speed, some impurities are attached to the butterfly plates, the butterfly plates are corroded after long-time accumulation, meanwhile, when the butterfly plates are closed, the water is blocked by the butterfly plates, the impurities are accumulated and accumulated in the valve body, and the use of the butterfly plates is affected.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model provides a three-eccentric adjusting butterfly valve, which can conveniently clean impurities attached to a butterfly plate, and avoid excessive accumulation so as to reduce the service life of the butterfly plate.

The utility model discloses a three-eccentric adjusting butterfly valve, which comprises a valve body, wherein a packing seal is arranged on the upper surface of the valve body, a control mechanism is arranged at the upper end of the packing seal, a valve shaft is arranged at the bottom of the control mechanism, the valve shaft corresponds to the packing seal in position, the valve shaft penetrates through the upper surface of the valve body to the inside, a butterfly plate is rotatably connected inside the valve body, a positioning shell is arranged on one side of the butterfly plate, the valve shaft is movably connected inside the positioning shell, the butterfly plate is rotatably arranged inside the valve body through the valve shaft, a cleaning component is arranged on the other side of the butterfly plate, and an agitating component is arranged at one end of the cleaning component.

Preferably, the cleaning assembly comprises a water flow blade and a cleaning rod, wherein the water flow blade is fixedly connected with the cleaning rod, and the water flow blade is rotationally connected with the butterfly plate.

Preferably, the water flow blade one end fixed mounting has the spliced pole, the spliced pole rotates with the butterfly plate and is connected, stir the subassembly setting and splice one end.

Preferably, the cleaning rod is attached to the butterfly plate, a guide rod is fixedly installed on one side of the cleaning rod, and one side of the guide rod is provided with an inclined plane.

Preferably, the stirring assembly comprises a cleaning ring and a cleaning plate, the cleaning plate is attached to the inner wall of the valve body, a diversion hole is formed in the inner wall of the cleaning ring, the cleaning plate is fixedly connected with the cleaning ring, and the cleaning ring is rotationally connected with the rotating column.

Preferably, the cleaning ring inner wall fixed mounting has the connecting rod, connecting rod one end fixed mounting has the connecting block, the mounting groove has been seted up to spliced pole one side, mounting groove one end fixed mounting has waterproof motor, the spread groove has been seted up to connecting block one side, waterproof motor output shaft's one end fixed mounting is in spread groove one end.

Preferably, a sealing ring is fixedly arranged at one end, far away from the mounting groove, of one side of the rotating column, a sealing groove corresponding to the sealing ring is arranged at one end, far away from the connecting groove, of one side of the connecting block, and the sealing ring is rotatably arranged on the sealing groove.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, through the design that the rotating column is rotationally connected with the butterfly plate, when the butterfly plate rotates at an inner rotating angle of the valve body through the control mechanism, water is discharged, the water flow blades can rotate at the other side of the butterfly plate through the speed of water flow, the water flow blades can drive the cleaning rod to rotate at the other side of the butterfly plate, the cleaning rod can clean impurities attached to the other side of the butterfly plate, and impurities which are not washed away by water flow can be effectively prevented from being accumulated on the butterfly plate, so that the effect of conveniently cleaning the impurities attached to the butterfly plate and prolonging the service life of the butterfly plate is achieved, the cleaning ring is attached to the inner wall of the valve body, and when the water-proof motor drives the cleaning ring to rotate through the cooperation between the connecting block and the connecting rod, the cleaning ring can drive the cleaning plate to clean the sealing surface of the inner wall of the valve body, and therefore the effect of preventing the impurities in water from accumulating on the inner wall of the valve body under the sealing condition is effectively achieved, and the effect of avoiding the influence on normal use of the butterfly plate caused by excessive impurity accumulation is achieved.

2. According to the utility model, through the design that the water flow blades are fixedly connected with the cleaning rod, the water flow blades can rotate through water flow, and the water flow blades can drive the cleaning rod to rotate, so that the effect that the flow speed of water flow can control the rotating speed of the cleaning rod is achieved.

3. According to the utility model, through the design that the rotating column is rotationally connected with the butterfly plate, when the water flow blades rotate through water flow, the water flow blades can rotate by taking the rotating column as a central shaft, so that the effect that the water flow blades can drive the cleaning rod to rotate by taking the rotating column as the central shaft is achieved.

4. According to the utility model, through the design that one side of the guide rod is provided with the inclined surface, the cleaning rod can drive the guide rod to rotate, and the guide rod can reduce the resistance of the cleaning rod to water flow through the inclined surface, so that the effect of being convenient for the rotation of the water flow blades is achieved.

5. According to the utility model, through the design that the cleaning plate is fixedly connected with the cleaning ring, when the cleaning ring rotates by taking the connecting block as a central shaft through the connecting rod, the cleaning ring can drive the cleaning plate to rotate, so that the effects of stirring impurities accumulated on the inner wall of the valve body conveniently and avoiding influence on normal use of the butterfly plate due to excessive accumulation of fixed positions are achieved.

6. According to the utility model, through the design that one end of the output shaft of the waterproof motor is fixedly arranged at one end of the connecting groove, the waterproof motor can drive the connecting block to rotate through the connecting groove, so that the effect that the waterproof motor can drive the cleaning ring to rotate through the connecting block and the connecting rod is achieved.

7. According to the waterproof motor, the sealing ring is rotatably arranged on the sealing groove, the sealing groove can be driven to rotate on the sealing ring when the connecting block rotates, and water can be effectively prevented from entering the mounting groove by matching between the sealing ring and the sealing groove, so that the effect of effectively reducing the damage probability of the waterproof motor is achieved.

Drawings

FIG. 1 is a schematic perspective view of the overall structure provided by an embodiment of the present utility model;

FIG. 2 is a schematic perspective view of a cleaning assembly according to an embodiment of the present utility model;

FIG. 3 is a schematic perspective view of a cleaning ring structure provided by an embodiment of the present utility model;

fig. 4 is a schematic perspective view of a connection block structure according to an embodiment of the present utility model.

In the figure: 1. a valve body; 2. a butterfly plate; 3. a control mechanism; 4. sealing with filler; 5. a deflector aperture; 6. a seal ring; 7. sealing grooves; 8. a connecting groove; 9. a cleaning assembly; 10. an agitation assembly; 11. a valve shaft; 12. positioning a shell; 101. a cleaning ring; 102. a cleaning plate; 103. a connecting rod; 104. a connecting block; 105. a waterproof motor; 901. a cleaning lever; 902. a guide rod; 903. a water flow vane; 904. and rotating the column.

Detailed Description

For a further understanding of the utility model, its features and advantages, reference is now made to the following examples, which are illustrated in the accompanying drawings.

The structure of the present utility model will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 4, the three-eccentric adjusting butterfly valve provided by the embodiment of the utility model comprises a valve body 1, wherein a packing seal 4 is arranged on the upper surface of the valve body 1, a control mechanism 3 is arranged at the upper end of the packing seal 4, a valve shaft 11 is arranged at the bottom of the control mechanism 3, the valve shaft 11 corresponds to the packing seal 4 in position, the valve shaft 11 penetrates through the upper surface of the valve body 1 to the inside, a butterfly plate 2 is rotatably connected in the valve body 1, a positioning shell 12 is arranged on one side of the butterfly plate 2, the valve shaft 11 is movably connected in the positioning shell 12, the butterfly plate 2 is rotatably arranged in the valve body 1 through the valve shaft 11, a cleaning component 9 is arranged on the other side of the butterfly plate 2, and an agitating component 10 is arranged at one end of the cleaning component 9.

The scheme is adopted: through the design of rotating post 904 and butterfly plate 2 rotation connection, the butterfly plate 2 is through the inside rotation angle of control mechanism 3 at valve body 1, water is emitted, rivers blade 903 can rotate at butterfly plate 2 opposite side through the speed of rivers, rivers blade 903 can drive clean pole 901 and rotate at butterfly plate 2 opposite side, clean pole 901 just can clean the impurity that the butterfly plate 2 opposite side is attached, just can effectually avoid not being washed away impurity accumulation on butterfly plate 2 by the rivers, thereby reached the effect that can conveniently clean the impurity that attaches on butterfly plate 2, the life of butterfly plate 2 has been prolonged, when clean ring 101 and the design of valve body 1 inner wall laminating, waterproof motor 105 drives clean ring 101 through the cooperation between connecting block 104 and the connecting rod 103 and rotate, clean ring 101 can drive clean plate 102 and clean the butterfly plate 2 to valve body 1 inner wall closure face, just can effectually prevent under the confined circumstances, impurity accumulation in the water is on valve body 1 inner wall, thereby reached and avoided accumulating too much and influence the effect that the use of butterfly plate 2 normally.

Referring to fig. 2, the cleaning assembly 9 includes a water blade 903 and a cleaning lever 901, the water blade 903 and the cleaning lever 901 are fixedly connected, and the water blade 903 is rotatably connected to the butterfly plate 2.

The scheme is adopted: through the design of water flow blade 903 and cleaning rod 901 fixed connection, water flow blade 903 can rotate through the rivers, and water flow blade 903 just can drive cleaning rod 901 and rotate to the velocity of flow of water has reached the effect that the velocity of flow of rivers can control cleaning rod 901's rotational speed.

Referring to fig. 2, a rotation column 904 is fixedly installed at one end of the water flow blade 903, the rotation column 904 is rotatably connected to the butterfly plate 2, and the agitation assembly 10 is disposed at one end of the rotation column 904.

The scheme is adopted: through the design of the rotary column 904 and the butterfly plate 2 rotary connection, when the water flow blade 903 rotates through water flow, the water flow blade 903 can rotate by taking the rotary column 904 as a central shaft, so that the effect that the water flow blade 903 can drive the cleaning rod 901 to rotate by taking the rotary column 904 as the central shaft is achieved.

Referring to fig. 2, a cleaning rod 901 is attached to a butterfly plate 2, a guide rod 902 is fixedly installed on one side of the cleaning rod 901, and one side of the guide rod 902 is provided with an inclined plane.

The scheme is adopted: through the design that guide bar 902 one side set up to the inclined plane, clean pole 901 can drive guide bar 902 and rotate, and guide bar 902 can reduce the resistance of clean pole 901 to rivers through the inclined plane to reached can make things convenient for the pivoted effect of rivers blade 903.

Referring to fig. 3 and 4, the stirring assembly 10 includes a cleaning ring 101 and a cleaning plate 102, the cleaning plate 102 is attached to the inner wall of the valve body 1, the inner wall of the cleaning ring 101 is provided with a diversion hole 5, the cleaning plate 102 is fixedly connected with the cleaning ring 101, and the cleaning ring 101 is rotationally connected with a rotating column 904.

The scheme is adopted: through the design of clean board 102 and clean ring 101 fixed connection, when clean ring 101 uses connecting block 104 to rotate as the center pin through connecting rod 103, clean ring 101 just can drive clean board 102 and rotate to reached and to conveniently stir the impurity of accumulation on the inner wall of valve body 1, avoid the fixed position accumulation too much and influence the effect of the normal use of butterfly plate 2.

Referring to fig. 3 and 4, the inner wall of the cleaning ring 101 is fixedly provided with a connecting rod 103, one end of the connecting rod 103 is fixedly provided with a connecting block 104, one side of the rotating column 904 is provided with a mounting groove, one end of the mounting groove is fixedly provided with a waterproof motor 105, one side of the connecting block 104 is provided with a connecting groove 8, and one end of an output shaft of the waterproof motor 105 is fixedly arranged at one end of the connecting groove 8.

The scheme is adopted: through the design of waterproof motor 105 output shaft's one end fixed mounting in spread groove 8 one end, waterproof motor 105 can drive connecting block 104 through spread groove 8 and rotate to reached waterproof motor 105 and can drive clean ring 101 pivoted effect through connecting block 104 and connecting rod 103.

Referring to fig. 3 and 4, a sealing ring 6 is fixedly installed at one end of the rotating column 904 away from the installation groove, a sealing groove 7 corresponding to the sealing ring 6 is provided at one end of the connecting block 104 away from the connecting groove 8, and the sealing ring 6 is rotatably installed on the sealing groove 7.

The scheme is adopted: through the design of sealing washer 6 rotation installation on seal groove 7, can drive seal groove 7 and rotate on sealing washer 6 when connecting block 104 rotates, the cooperation between sealing washer 6 and the seal groove 7 can effectually prevent that water from entering into the mounting groove to reached the effect that can effectually reduce waterproof motor 105 damage probability.

The working principle of the utility model is as follows:

when the butterfly plate 2 is used, the control mechanism 3 is started to drive the rotation angle of the butterfly plate 2, the rotation angle of the water flow blade 903 can be driven when the rotation angle of the butterfly plate 2 is changed, the water flow can drive the water flow blade 903 to rotate, the water flow blade 903 can drive the cleaning rod 901 to clean impurities attached to the other side of the butterfly plate 2, the impurities can be effectively prevented from accumulating on the butterfly plate 2, when the butterfly plate is normally closed, the waterproof motor 105 is started, the cleaning ring 101 can be driven to rotate by the waterproof motor 105 through the connecting block 104 and the connecting rod 103, the cleaning ring 101 can drive the cleaning plate 102 to stir the impurities accumulated on the inner wall of the valve body 1, and the phenomenon that the impurities accumulate at a fixed place for a long time to influence the normal use of the butterfly plate 2 can be avoided.

To sum up: this three eccentric adjustment butterfly valve, through the present most butterfly plate that commonly uses when opening the valve and use, the water that flows at a high speed accompanies more impurity, and some of these impurity can be washed away by the water of high-speed circulation, and some can be attached to the butterfly plate, and long-time accumulation can corrode the butterfly plate, when sealing the butterfly plate simultaneously, water can be blocked by the butterfly plate, and impurity can accumulate and pile up in the valve body, and the accumulation has more cooperation between the use that can influence the butterfly plate, has solved the problem of clean subassembly 9 and stirring subassembly 10.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a three eccentric adjustment butterfly valve, includes valve body (1), its characterized in that: the novel valve is characterized in that a packing seal (4) is arranged on the upper surface of the valve body (1), a control mechanism (3) is arranged at the upper end of the packing seal (4), a valve shaft (11) is arranged at the bottom of the control mechanism (3), the valve shaft (11) corresponds to the packing seal (4) in position, the valve shaft (11) penetrates through the upper surface of the valve body (1) to the inside, a butterfly plate (2) is connected to the inside of the valve body (1) in a rotating mode, a positioning shell (12) is arranged on one side of the butterfly plate (2), the valve shaft (11) is movably connected in the positioning shell (12), the butterfly plate (2) is rotatably arranged inside the valve body (1) through the valve shaft (11), a cleaning assembly (9) is arranged on the other side of the butterfly plate (2), and one end of the cleaning assembly (9) is provided with an stirring assembly (10).

2. A triple offset adjustment butterfly valve according to claim 1, wherein: the cleaning assembly (9) comprises a water flow blade (903) and a cleaning rod (901), wherein the water flow blade (903) is fixedly connected with the cleaning rod (901), and the water flow blade (903) is rotatably connected with the butterfly plate (2).

3. A triple offset adjustment butterfly valve according to claim 2, wherein: and one end of the water flow blade (903) is fixedly provided with a rotating column (904), the rotating column (904) is rotationally connected with the butterfly plate (2), and the stirring assembly (10) is arranged at one end of the rotating column (904).

4. A triple offset adjustment butterfly valve according to claim 3, wherein: the cleaning rod (901) is attached to the butterfly plate (2), a guide rod (902) is fixedly arranged on one side of the cleaning rod (901), and one side of the guide rod (902) is provided with an inclined plane.

5. A triple offset adjustment butterfly valve according to claim 4, wherein: stirring subassembly (10) are including clean ring (101) and clean board (102), clean board (102) laminating is in valve body (1) inner wall, water conservancy diversion hole (5) have been seted up to clean ring (101) inner wall, clean board (102) and clean ring (101) fixed connection, clean ring (101) and rotation post (904) rotate and are connected.

6. A triple offset adjustment butterfly valve according to claim 5, wherein: the cleaning device comprises a cleaning ring (101), wherein a connecting rod (103) is fixedly arranged on the inner wall of the cleaning ring (101), a connecting block (104) is fixedly arranged at one end of the connecting rod (103), a mounting groove is formed in one side of a rotating column (904), a waterproof motor (105) is fixedly arranged at one end of the mounting groove, a connecting groove (8) is formed in one side of the connecting block (104), and one end of an output shaft of the waterproof motor (105) is fixedly arranged at one end of the connecting groove (8).

7. A triple offset adjustment butterfly valve according to claim 6, wherein: one end of the rotating column (904) away from the mounting groove is fixedly provided with a sealing ring (6), one end of the connecting block (104) away from the connecting groove (8) is provided with a sealing groove (7) corresponding to the sealing ring (6), and the sealing ring (6) is rotatably arranged on the sealing groove (7).