Novel turning plate type feed valve

Abstract

The utility model discloses a novel turning plate type feed valve, relates to the technical field of novel turning plate type feed valves, and comprises a valve body, the surface of the valve body is fixedly connected with a valve pipe, the outer side of the valve body is provided with a fixing piece, the surface of the fixing piece is provided with a driving piece, the valve pipe comprises a pipe body, the pipe body is fixedly connected to the surface of the valve body, and the driving piece is arranged on the surface of the pipe body. And the bottom of the pipe body is fixedly connected with a sealing valve, the interior of the sealing valve is fixedly connected with a sealing ring, and the bottom of the sealing valve is movably connected with a sealing plate. The pipe body in the valve pipe and the sealing valve are integrated and fixedly connected with each other, the whole structure is more stable and firmer, the sealing ring is installed in the sealing valve, when the sealing plate seals the sealing valve, the sealing plate is clamped at the bottom of the sealing ring, and the situation that gaps exist when the sealing plate is only used for sealing is avoided; the sealing performance of the whole sealing valve is better, material leakage is reduced, and reliability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of a novel flap type feed valve, in particular to a novel flap type feed valve. Background Technique

[0002] A valve is a control component in a fluid conveying system, which has functions such as cut-off, regulation, diversion, prevention of backflow, pressure stabilization, flow splitting or overflow pressure relief. Valves can be used to control the flow of various types of fluids such as air, water, steam, various corrosive media, mud, oil products, liquid metals, and radioactive media. At present, the main form of the feed valve adopted in China is a gate valve. This valve usually drives the valve plate to slide linearly on the sealing surface of the channel opening through a cylinder to realize the opening and closing actions of the valve, and has relatively high requirements for the wear resistance and sealing performance of the contact surface.

[0003] At present, the pneumatic flap type feed valve disclosed in the publication number CN203516764U includes a housing, a valve plate assembly, a transmission mechanism and a cylinder. A valve plate assembly for controlling the opening and closing of the control opening is provided at the upper port of the housing. A transmission mechanism is provided on the valve plate assembly. The cylinder is connected to the transmission mechanism through a cylinder connecting arm to drive the valve plate assembly to rotate 90 degrees to control the opening and closing. The utility model overcomes the deficiencies of the prior art, has a reasonable design structure, the feed valve is directly connected to the bin pump and integrated into a whole, and the cylinder drives the valve plate assembly to rotate 90 degrees through the connecting rocker arm to control the opening and closing. This special structure has good sealing performance, high temperature resistance, strong wear resistance, flexible opening and closing, no ash jamming and ash accumulation phenomena, and a long service life.

[0004] In order to solve the problem of the use effect of the feed valve, the prior art is to adopt a method of driving by driving a rocker arm through a cylinder. However, there will still be a situation where the overall structure is not convenient for flexible disassembly and the sealing performance of the valve plate is insufficient, resulting in problems that flexible installation and maintenance cannot be carried out and the sealing performance is poor and materials will leak. Content of the Utility Model

[0005] The purpose of the utility model is to provide a novel flap type feed valve to solve the problems put forward in the above background technique.

[0006] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0007] The novel flap type feed valve includes a valve body. A valve pipe is fixedly connected to the surface of the valve body. A fixing member is installed on the outside of the valve body. A driving member is installed on the surface of the fixing member.

[0008] The valve pipe includes a pipe body. The pipe body is fixedly connected to the surface of the valve body. A sealing valve is fixedly connected to the bottom of the pipe body. A sealing ring is fixedly connected inside the sealing valve. A sealing plate is movably connected to the bottom of the sealing valve.

[0009] A further improvement of the technical solution of the present utility model lies in that: the fixing member includes a fixing plate, the fixing plate is threadedly connected to one side of the valve body, a placing plate is welded to the top of the fixing plate, and a hinge block is fixedly connected to the surface of the placing plate. When the cylinder is started and drives the transmission member to transmit, the cylinder also moves accordingly. Therefore, the cylinder swings on the hinge block. The placing plate is used to place the cylinder 40, and the placing plate and the fixing plate are integrally welded.

[0010] A further improvement of the technical solution of the present utility model lies in that: the driving member includes a cylinder, a mounting block is fixedly connected to the telescopic end of the cylinder, a moving block is hinged to the surface of the mounting block, and a sleeve block is sleeved at one end of the moving block. When the cylinder is started, the telescopic end of the cylinder drives the mounting block to perform forward and backward telescopic movement, the mounting block drives the moving block to perform reciprocating forward and backward swinging, and the moving block drives the transmission member mounted on the sleeve block to perform forward and backward swinging.

[0011] A further improvement of the technical solution of the present utility model lies in that: a transmission member is mounted at one end of the surface of the sleeve block, and a turning member is mounted on the surface of the transmission member, and the transmission member drives the turning member to move.

[0012] A further improvement of the technical solution of the present utility model lies in that: the transmission member includes a connecting sleeve, the connecting sleeve is sleeved at one end of the sleeve block, a connecting column is sleeved at one end of the connecting sleeve, and the connecting sleeve and the connecting column can be flexibly fixed and disassembled, and the clamping sleeve can also be flexibly fixed and disassembled with the connecting column.

[0013] A further improvement of the technical solution of the present utility model lies in that: a rotating shaft is fixedly connected to one end of the connecting column, the connecting column is fixedly connected to both ends of the rotating shaft, a clamping sleeve is sleeved at one end of the connecting column, a connecting sleeve is sleeved at one end of the clamping sleeve, and a receiving sleeve is movably connected to the surface of the rotating shaft. The clamping sleeve is sleeved on the connecting sleeve, and the receiving sleeve is fixed inside the valve body.

[0014] A further improvement of the technical solution of the present utility model lies in that: the turning member includes a fixing sleeve, the fixing sleeve is fixedly connected to the rotating shaft, a transmission shaft is fixedly connected to one end of the fixing sleeve, a hole is opened at one end of the transmission shaft, a connecting sleeve penetrates through one end of the transmission shaft, and a fixing bolt is threadedly connected to the surface of the connecting sleeve. The connecting sleeve is connected to the transmission shaft through the fixing bolt. When disassembling the sealing plate, only need to rotate the fixing bolt to disassemble the connecting sleeve and the transmission shaft.

[0015] Due to the adoption of the above technical solution, the technical progress achieved by the present utility model compared with the prior art is:

[0016] 1. The present utility model provides a novel flap - type feed valve. A connecting sleeve is sleeved on a connecting column, the connecting sleeve is sleeved on a sleeve block, and a ferrule is sleeved on an adapter sleeve. Through the flexible fixing and disassembly between the connecting sleeve and the connecting column, and the ferrule can also be flexibly fixed and disassembled with the connecting column. When the rotating shaft needs to be replaced, or when the ferrule and the connection are worn during long - term rotation, only the transmission part needs to be disassembled and removed. The connecting sleeve is fixedly connected to the bottom of the sealing plate, and the connecting sleeve is connected to the transmission shaft through a fixing bolt. When disassembling the sealing plate, only need to rotate the fixing bolt to disassemble the mounting sleeve and the transmission shaft, so as to achieve the overall function of flexible disassembly and installation, and achieve the effect of convenient maintenance.

[0017] 2. The present utility model provides a novel flap - type feed valve. The pipe body in the valve pipe and the sealing valve are integrated and fixedly connected to each other, making the overall structure more stable and firm. A sealing ring is installed inside the sealing valve. When the sealing plate seals the sealing valve, the sealing plate is stuck at the bottom of the sealing ring, preventing gaps from existing when only the sealing plate is used for sealing, making the sealing performance of the overall sealing valve better, reducing material leakage, and having higher reliability. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 is a schematic structural diagram of the present utility model;

[0019] Figure 2 is a schematic structural diagram of the driving part of the present utility model;

[0020] Figure 3 is a schematic structural diagram of the transmission part of the present utility model;

[0021] Figure 4 is a schematic structural diagram of the turning part of the present utility model.

[0022] In the figure: 1, valve body; 2, valve pipe; 20, pipe body; 21, sealing valve; 22, sealing ring; 23, sealing plate; 3, fixing part; 30, fixing plate; 31, placing plate; 32, hinge block; 4, driving part; 40, cylinder; 41, mounting block; 42, moving block; 43, sleeve block; 44, transmission part; 440, rotating shaft; 441, connecting column; 442, connecting sleeve; 443, receiving sleeve; 444, ferrule; 445, adapter sleeve; 45, turning part; 450, fixing sleeve; 451, transmission shaft; 452, mounting sleeve; 453, hole; 454, fixing bolt. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0023] The following further elaborates on the present utility model in conjunction with embodiments:

[0024] Embodiment 1

[0025] As Figures 1-4As shown in the figure, the present utility model provides a new type of flap feeding valve, which includes a valve body 1. A valve pipe 2 is fixedly connected to the surface of the valve body 1. A fixing member 3 is installed outside the valve body 1. A driving member 4 is installed on the surface of the fixing member 3. The valve pipe 2 includes a pipe body 20, and the pipe body 20 is fixedly connected to the surface of the valve body 1. A sealing valve 21 is fixedly connected to the bottom of the pipe body 20. A sealing ring 22 is fixedly connected inside the sealing valve 21. A sealing plate 23 is movably connected to the bottom of the sealing valve 21. The fixing member 3 includes a fixing plate 30, and the fixing plate 30 is threadedly connected to one side of the valve body 1. A placing plate 31 is welded to the top of the fixing plate 30. A hinge block 32 is fixedly connected to the surface of the placing plate 31;

[0026] When the air cylinder 40 starts and drives the transmission member 44 to transmit power, the air cylinder 40 also moves accordingly. Therefore, the air cylinder 40 swings on the hinge block 32. The placing plate 31 is used to place the air cylinder 40. The placing plate 31 and the fixing plate 30 are integrally welded. The pipe body 20 and the sealing valve 21 in the valve pipe 2 are integrated and fixedly connected to each other, making the overall structure more stable. A sealing ring 22 is installed inside the sealing valve 21. When the sealing plate 23 seals the sealing valve 21, the sealing plate 23 is stuck at the bottom of the sealing ring 22, making the sealing performance of the overall sealing valve 21 better and the reliability higher.

[0027] Embodiment 2

[0028] As Figures 1-4 shown, on the basis of Embodiment 1, the present utility model provides a technical solution: Preferably, the driving member 4 includes an air cylinder 40. A mounting block 41 is fixedly connected to the telescopic end of the air cylinder 40. A moving block 42 is hinged to the surface of the mounting block 41. A sleeve block 43 is sleeved at one end of the moving block 42. A transmission member 44 is installed at one end of the surface of the sleeve block 43. A turning member 45 is installed on the surface of the transmission member 44. The transmission member 44 includes a connecting sleeve 442, and the connecting sleeve 442 is sleeved at one end of the sleeve block 43. A connecting column 441 is sleeved at one end of the connecting sleeve 442. A rotating shaft 440 is fixedly connected to one end of the connecting column 441. The connecting column 441 is fixedly connected to both ends of the rotating shaft 440. A clamping sleeve 444 is sleeved at one end of the connecting column 441. An adapter sleeve 445 is sleeved at one end of the clamping sleeve 444. A receiving sleeve 443 is movably connected to the surface of the rotating shaft 440. The turning member 45 includes a fixed sleeve 450, and the fixed sleeve 450 is fixedly connected to the rotating shaft 440. A transmission shaft 451 is fixedly connected to one end of the fixed sleeve 450. A hole 453 is opened at one end of the transmission shaft 451. A mounting sleeve 452 is penetrated through one end of the transmission shaft 451. A fixing bolt 454 is threadedly connected to the surface of the mounting sleeve 452;

[0029] Start the cylinder 40. The telescopic end of the cylinder 40 drives the mounting block 41 to move back and forth telescopically. The mounting block 41 drives the moving block 42 to swing back and forth reciprocally. The moving block 42 drives the transmission member 44 mounted on the sleeve block 43 to swing back and forth. On both sides of the rotating shaft 440 of the transmission member 44, there are fixedly connected connecting columns 441. A connecting sleeve 442 is sleeved on one end of the connecting column 441. The connecting sleeve 442 is sleeved on the sleeve block 43, and then drives the rotating shaft 440 to swing, so as to drive the turning member 45 to swing up and down. Among them, the connection between the connecting sleeve 442 and the connecting column 441 can be fixed and disassembled flexibly, and the clamping sleeve 444 can also be fixed and disassembled flexibly with the connecting column 441. The clamping sleeve 444 is sleeved on the connecting sleeve 445. The receiving sleeve 443 is fixed inside the valve body 1. When it is necessary to replace the rotating shaft 440, and when the clamping sleeve 444 and the connecting sleeve 442 are worn during long-term rotation, it is only necessary to disassemble and remove the transmission member 44. When the transmission member 44 drives the transmission shaft 451 and the mounting sleeve 452 to swing up and down, and then drives the sealing plate 23 to swing up and down. The mounting sleeve 452 is fixedly connected to the bottom of the sealing plate 23. The mounting sleeve 452 is connected to the transmission shaft 451 through the fixing bolt 454. When disassembling the sealing plate 23, it is only necessary to rotate the fixing bolt 454 to disassemble the mounting sleeve 452 and the transmission shaft 451. Thus, the whole can achieve the function of flexible disassembly and installation, and achieve the effect of convenient maintenance.

[0030] Next, specifically describe the working principle of this new type of flap feed valve.

[0031] As Figures 1-4As shown, the starting cylinder 40 is activated. The telescopic end of the cylinder 40 drives the mounting block 41 to move back and forth telescopically. The mounting block 41 drives the moving block 42 to swing back and forth reciprocally. The moving block 42 drives the transmission member 44 mounted on the sleeve block 43 to swing back and forth. On both sides of the rotating shaft 440 on the transmission member 44, connecting columns 441 are fixedly connected. A connecting sleeve 442 is sleeved on one end of the connecting column 441. The connecting sleeve 442 is sleeved on the sleeve block 43, and then drives the rotating shaft 440 to swing, so as to drive the turning member 45 to swing up and down. Among them, the connection between the connecting sleeve 442 and the connecting column 441 can be flexibly fixed and disassembled, and the clamping sleeve 444 can also be flexibly fixed and disassembled with the connecting column 441. The clamping sleeve 444 is sleeved on the connecting sleeve 445. The receiving sleeve 443 is fixed inside the valve body 1. When the rotating shaft 440 needs to be replaced, and when the clamping sleeve 444 and the connecting sleeve 442 are worn during long-term rotation, it is only necessary to disassemble and remove the transmission member 44. When the transmission member 44 drives the transmission shaft 451 and the mounting sleeve 452 to swing up and down, and then drives the sealing plate 23 to swing up and down. The mounting sleeve 452 is fixedly connected to the bottom of the sealing plate 23. The mounting sleeve 452 is connected to the transmission shaft 451 through the fixing bolt 454. When disassembling the sealing plate 23, it is only necessary to rotate the fixing bolt 454 to disassemble the mounting sleeve 452 and the transmission shaft 451. Thus, the whole can achieve the function of flexible disassembly and installation, and achieve the effect of convenient maintenance.

[0032] The above has generally described the present invention in detail. However, based on the present invention, some modifications or improvements can be made, which are obvious to those of ordinary skill in the art. Therefore, modifications or improvements that do not depart from the spirit of the present invention are within the protection scope of the present invention.

Claims

1. A novel flap-type feed valve, comprising a valve body (1), characterized in that: The surface of the valve body (1) is fixedly connected to a valve tube (2), a fixing member (3) is installed on the outside of the valve body (1), and a driving member (4) is installed on the surface of the fixing member (3); The valve tube (2) comprises a tube body (20), the tube body (20) being fixedly connected to the surface of the valve body (1), a sealing valve (21) being fixedly connected to the bottom of the tube body (20), a sealing ring (22) being fixedly connected inside the sealing valve (21), and a sealing plate (23) being movably connected to the bottom of the sealing valve (21).

2. The novel flap-type feed valve according to claim 1 is characterized in that: The fixing member (3) comprises a fixing plate (30), the fixing plate (30) being threadedly connected to one side of the valve body (1), a placement plate (31) being welded to the top of the fixing plate (30), and a hinge block (32) being fixedly connected to the surface of the placement plate (31).

3. The novel flap-type feed valve according to claim 1 is characterized in that: The driving member (4) comprises a cylinder (40), the telescopic end of the cylinder (40) is fixedly connected to a mounting block (41), a moving block (42) is hingedly connected to the surface of the mounting block (41), and one end of the moving block (42) is sleeved with a sleeve block (43).

4. The novel flap-type feed valve according to claim 3 is characterized in that: A transmission member (44) is mounted on one end of the surface of the sleeve block (43), and a flip member (45) is mounted on the surface of the transmission member (44).

5. The novel flap-type feed valve according to claim 4 is characterized in that: The transmission member (44) comprises a connecting sleeve (442), the connecting sleeve (442) being sleeved on one end of the sleeve block (43), and a connecting column (441) being sleeved on one end of the connecting sleeve (442).

6. The novel flap-type feed valve according to claim 5 is characterized in that: One end of the connecting column (441) is fixedly connected to a rotating shaft (440), the connecting column (441) is fixedly connected to both ends of the rotating shaft (440), one end of the connecting column (441) is sleeved with a clamping sleeve (444), one end of the clamping sleeve (444) is sleeved with a connecting sleeve (445), and the surface of the rotating shaft (440) is movably connected with a receiving sleeve (443).

7. The novel flap-type feed valve according to claim 6 is characterized in that: The flip member (45) comprises a fixing sleeve (450), the fixing sleeve (450) being fixedly connected to the rotating shaft (440), one end of the fixing sleeve (450) being fixedly connected to a transmission shaft (451), one end of the transmission shaft (451) being provided with a hole (453), one end of the transmission shaft (451) being penetrated by a mounting sleeve (452), and a fixing bolt (454) being threadedly connected to a surface of the mounting sleeve (452).

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