CN212054259U

CN212054259U - Square anti-sticking channel valve

Info

Publication number: CN212054259U
Application number: CN202020343240.2U
Authority: CN
Inventors: 袁晶晶; 徐忠
Original assignee: Shanghai Shinelong Air Conditioning Co ltd
Current assignee: Shanghai Shinelong Air Conditioning Co ltd
Priority date: 2020-03-18
Filing date: 2020-03-18
Publication date: 2020-12-01
Anticipated expiration: 2030-03-18

Abstract

The utility model discloses a square antiseized passageway valve, including square frame, first shrouding and second shrouding, first shrouding fixed mounting is in one side of square frame, second shrouding fixed mounting is at the opposite side of square frame, fixed mounting has the cylinder on the square frame, rotate on the square frame and install the main shaft, the output and the coaxial fixed connection of main shaft of cylinder. The utility model discloses first blade and second blade rotate through main shaft and connecting rod axle respectively and install on square frame, and the cylinder drives the main shaft and rotates then first blade and rotate, and the second blade rotates at opposite direction along with connecting rod axle and first blade under the transmission of connecting rod, then first blade and second blade are run from opposite directions, realize opening or closing of square valve, and the blade is run from opposite directions and can be guaranteed the synchronism that the valve blade was opened.

Description

Square anti-sticking channel valve

Technical Field

The utility model relates to a valve technology especially relates to square antiseized passageway valve.

Background

With the increasing concern of China on the environmental protection problem, more and more factories can discharge waste gas and waste water after being treated, so that the treatment equipment for the waste gas and the waste water has large demand, and the square anti-sticking channel valve can be used for an automobile coating line. At present, the blades of the valve used in the automobile coating line are easy to be adhered, so that the use efficiency is low.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned defect of prior art, the utility model discloses a square antiseized passageway valve adopts high temperature resistant rhombus bearing structure, no matter under low temperature or high temperature operating mode, has no card phenomenon of dying by accident, and the valve blade is opened and close in a flexible way simultaneously, is applicable to among the air regulation and the pipe-line system such as environmental protection of trades such as environmental protection exhaust-gas treatment and chemical industry, power plant, metallurgy, automobiles, does the regulation gas flow and uses.

In order to achieve the purpose, the utility model provides a square anti-sticking channel valve, which comprises a square outer frame, a first sealing plate and a second sealing plate, wherein the first sealing plate is fixedly arranged at one side of the square outer frame, the second sealing plate is fixedly arranged at the other side of the square outer frame, a cylinder is fixedly arranged on the square outer frame, a main shaft is rotatably arranged on the square outer frame, the output end of the cylinder is coaxially and fixedly connected with the main shaft, the main shaft is in transmission connection with a connecting rod shaft through a connecting rod, a valve channel is arranged between the main shaft and the connecting rod shaft, a first blade is fixedly arranged on the main shaft, and a second blade is fixedly arranged on the connecting rod;

the main shaft is rotatably installed on the outer frame through a first diamond-shaped bearing, a first rotating rod is fixedly sleeved on the main shaft and rotatably connected with a connecting rod, the connecting rod is further rotatably connected with a second rotating rod, the second rotating rod is fixedly sleeved on a connecting rod shaft, and the connecting rod shaft is rotatably installed on the outer frame through a second diamond-shaped bearing.

Preferably, the width of the first blade is greater than the width of the first cover plate and the width of the second blade is greater than the width of the second cover plate.

Preferably, the sum of the widths of the first and second vanes is less than the width of the valve passage.

Preferably, the fixed cover of connecting rod axle tip is equipped with the signal and beats the piece, fixed mounting has the signal seat on the frame, fixed mounting has first travel switch and second travel switch on the signal seat, the signal beats the piece and all is located the same horizontal plane with first travel switch and second travel switch.

Preferably, a diaphragm plate is fixedly mounted on the outer frame, and the main shaft and the connecting rod shaft are rotatably mounted on the diaphragm plate.

Preferably, first rhombus bearing, second rhombus bearing fixed mounting are on square frame, the cover is equipped with O type circle on the main shaft, O type circle outside cover is equipped with O type ring clamp plate, O type ring clamp plate passes through screw fixed mounting on square frame surface.

The utility model has the advantages that: the utility model discloses simple structure, first blade and second blade are installed on square frame through main shaft and connecting rod axle rotation respectively, and the cylinder drives the main shaft rotation then first blade rotates, and the second blade rotates in opposite direction along with connecting rod axle and first blade under the transmission of connecting rod, then first blade and second blade are run from opposite directions, realize opening or closing of square valve, and the run from opposite directions of blade can guarantee that the valve blade can be opened in step; first rhombus bearing and second rhombus bearing pass through O shape circle sealing connection on square frame, have improved sealed effect for the stability of bearing installation improves greatly.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic structural view of the connecting rod of the present invention;

fig. 3 is a schematic view of the closed state of the first and second blades of the present invention;

fig. 4 is a schematic view showing an opened state of the first blade and the second blade according to the present invention;

FIG. 5 is a schematic structural view of the O-ring of the present invention;

in the figure: 1. a square outer frame; 2. a first seal plate; 3. a second seal plate; 4. a cylinder; 5. a main shaft; 6. a connecting rod; 7. a link shaft; 8. a valve passage; 9. a first blade; 10. a second blade; 11. a first diamond bearing; 12. a first rotating rod; 13. a second swing lever; 14. a second diamond bearing; 15. signal blocking; 16. a signal seat; 17. a first travel switch; 18. a second travel switch; 19. a diaphragm plate; 20. an O-shaped ring; 21. an O-shaped ring pressing plate; 22. and (4) screws.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1 to 3, the square anti-sticking channel valve comprises a square outer frame 1, a first sealing plate 2 and a second sealing plate 3, wherein the first sealing plate 2 is fixedly installed at one side of the square outer frame 1, the second sealing plate 3 is fixedly installed at the other side of the square outer frame 1, an air cylinder 4 is fixedly installed on the square outer frame 1, the air cylinder 4 is electrically connected with an external power supply, the air cylinder 4 is also a conventional air cylinder 4, a main shaft 5 is rotatably installed on the square outer frame 1, the output end of the air cylinder 4 is coaxially and fixedly connected with the main shaft 5, the main shaft 5 is in transmission connection with a connecting rod shaft 7 through a connecting rod 6, a valve channel 8 is arranged between the main shaft 5 and the connecting rod shaft 7, a first blade 9 is fixedly installed on the;

the main shaft 5 is rotatably installed on the outer frame through a first diamond-shaped bearing 11, a first rotating rod 12 is fixedly sleeved on the main shaft 5, the first rotating rod 12 is rotatably connected with the connecting rod 6, the connecting rod 6 is further rotatably connected with a second rotating rod 13, the second rotating rod 13 is fixedly sleeved on the connecting rod shaft 7, and the connecting rod shaft 7 is rotatably installed on the outer frame through a second diamond-shaped bearing 14.

The working principle is as follows: the first sealing plate 2 and the second sealing plate 3 are fixedly arranged on the outer frame and are in a normally closed state, the main shaft 5 is rotatably arranged on the valve square outer frame 1 and is driven by the air cylinder 4 to rotate, and simultaneously drives the first blades 9 to rotate, the main shaft 5 rotates, the first rotary rod 12 sleeved on the main shaft 5 drives the connecting rod 6 to move, the first rotary rod 12 and the second rotary rod 13 are positioned on the same horizontal plane, the connecting rod 6 moves to drive the second rotary rod 13 on the connecting rod shaft 7 to rotate, so as to drive the connecting rod shaft 7 to rotate, the rotating direction of the connecting rod shaft 7 is opposite to the rotating direction of the main shaft 5, so that the opening mode of the blades is split, when the air cylinder 4 works, the main shaft 5 rotates to drive the connecting rod shaft 7 to rotate in opposite directions, so that the first blades 9 and the second blades 10 are split, the rotating degree of the air cylinder 4 drives the first blades 9 and the second blades 10 to be different, when the first vane 9 and the second vane 10 are opened to the maximum angle, the human body can smoothly pass through the valve passage 8.

In the second embodiment, as a preferable technical solution of the first embodiment, the width of the first blade 9 is greater than the width of the first sealing plate 2, and the width of the second blade 10 is greater than the width of the second sealing plate 3, so that the opened side edge of the first blade 9 is tightly attached to the inner wall of the square outer frame 1, and the maximum rotatable angle of the first blade 9 is 120 degrees; the opened side edge of the second blade 10 is tightly attached to the inner wall of the square outer frame 1, and the maximum rotatable angle of the second blade 10 is 120 degrees. After the first blade 9 and the second blade 10 rotate to the maximum angle, the end of the blade abuts against the inner wall of the square outer frame 1, at this time, the flow rate of the valve passage 8 is maximum, and the valve passage 8 can be used as a maintenance passage.

In a third embodiment, as a preferable technical solution of the first embodiment, the sum of the widths of the first blade 9 and the second blade 10 is smaller than the width of the valve passage 8, and after the first blade 9 and the second blade 10 are closed, a gap of about 5mm is left between the two blades, so that the blades can be prevented from being stuck to each other.

In a fourth embodiment, as a preferred technical solution of the first embodiment, a signal hitting block 15 is fixedly sleeved at an end of the link shaft 7, a signal base 16 is fixedly installed on the outer frame, a first travel switch 17 and a second travel switch 18 are fixedly installed on the signal base 16, the signal hitting block 15, the first travel switch 17 and the second travel switch 18 are all located on the same horizontal plane, the cylinder 4 drives the main shaft 5 to rotate to drive the link shaft 7 to rotate, the signal hitting block 15 is separated from the first travel switch 17, the link shaft 7 continues to rotate, the signal hitting block 15 is in contact with the second travel switch 18, the first travel switch 17 and the second travel switch 18 are both electrically connected with an external controller, and the operation status of the cylinder 4 can be controlled.

Fifth, as a preferable technical solution of the first embodiment, in the present embodiment, a diaphragm plate 19 is fixedly mounted on the outer frame, the main shaft 5 and the link shaft 7 are both rotatably mounted on the diaphragm plate 19, and the arrangement of the diaphragm plate 19 effectively improves the stability of the main shaft 5 and the link shaft 7, and also has a good stabilizing effect on the first blade 9 and the second blade 10.

Sixth embodiment, this embodiment is as a preferred technical scheme of first embodiment, and first diamond bearing 11, second diamond bearing 14 fixed mounting are on square frame 1, and second diamond bearing 14 is the same with first diamond bearing 11's structure, and is first the cover is equipped with O type circle 20 on the main shaft 5, the outside cover of O type circle 20 is equipped with O type ring clamp plate 21, and O type ring clamp plate 21 sets up in first diamond bearing 14, O type ring clamp plate 21 passes through screw 22 fixed mounting on square frame 1 surface, and the tightening bolt 22 can compress tightly O type ring clamp plate 21 to O type circle 20, and then O type ring compresses tightly on square frame, has improved locking effect, has improved the stability of bearing installation.

The details of the present invention are well known to those skilled in the art.

The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the teachings of the present invention without undue experimentation. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.

Claims

1. Square antiseized passageway valve, its characterized in that: the air cylinder type air compressor comprises a square outer frame, a first sealing plate and a second sealing plate, wherein the first sealing plate is fixedly arranged on one side of the square outer frame, the second sealing plate is fixedly arranged on the other side of the square outer frame, the air cylinder is fixedly arranged on the square outer frame, a main shaft is rotatably arranged on the square outer frame, the output end of the air cylinder is coaxially and fixedly connected with the main shaft, the main shaft is in transmission connection with a connecting rod shaft through a connecting rod, a valve channel is arranged between the main shaft and the connecting rod shaft, a first blade is fixedly arranged on the main shaft, and a second blade is fixedly arranged on;

2. A square anti-sticking channel valve as defined in claim 1, wherein: the width of the first blade is larger than that of the first sealing plate, and the width of the second blade is larger than that of the second sealing plate.

3. A square anti-sticking channel valve as defined in claim 1, wherein: the sum of the widths of the first blade and the second blade is less than the width of the valve channel.

4. A square anti-sticking channel valve as defined in claim 1, wherein: the connecting rod shaft end part fixing sleeve is provided with a signal beating block, the outer frame is fixedly provided with a signal seat, the signal seat is fixedly provided with a first travel switch and a second travel switch, and the signal beating block, the first travel switch and the second travel switch are all located on the same horizontal plane.

5. A square anti-sticking channel valve as defined in claim 1, wherein: the outer frame is fixedly provided with a transverse partition plate, and the main shaft and the connecting rod shaft are rotatably arranged on the transverse partition plate.

6. A square anti-sticking channel valve as defined in claim 1, wherein: first rhombus bearing, second rhombus bearing fixed mounting are on square frame, the cover is equipped with O type circle on the main shaft, O type circle outside cover is equipped with O type ring clamp plate, O type ring clamp plate passes through screw fixed mounting on square frame surface.