CN211039744U

CN211039744U - Manual quick-closing blind plate valve

Info

Publication number: CN211039744U
Application number: CN201921276128.5U
Authority: CN
Inventors: 顾华东
Original assignee: Qidong Xinyu Metallurgical Equipment Co ltd
Current assignee: Qidong Xinyu Metallurgical Equipment Co ltd
Priority date: 2019-08-08
Filing date: 2019-08-08
Publication date: 2020-07-17
Anticipated expiration: 2029-08-08

Abstract

The utility model relates to the technical field of blind plate valves, and discloses a manual and quick-closing blind plate valve, which comprises a fixed frame, a fixed shaft is fixedly arranged in front of a pushing block, an output rod is rotatably connected outside the fixed shaft, a pusher is connected outside the output rod in a sliding way, an input rod is connected to the top of the pusher in a sliding way, a handle is connected to the top of the input rod in a rotating way, the middle part of the handle is connected with the fixed frame in a rotating way, a large piston cylinder, a small piston cylinder and an oil pipe are respectively and fixedly arranged in the pusher, a spacing ring is fixedly arranged at the top of the small piston cylinder, a sealing cover is fixedly arranged at the bottom of the small piston cylinder, a first piston is connected inside the small piston cylinder in a sliding manner, the bottom of the first piston is fixedly connected with the output rod, a limiting cover is fixedly installed inside the large piston cylinder, and a sealing ring is fixedly installed inside the limiting cover. The manual and quick-closing blind plate valve achieves manual and quick-closing blind plate valve.

Description

Manual quick-closing blind plate valve

Technical Field

The utility model relates to a blind valve technical field specifically is a manual quick closed blind plate valve.

Background

The existing manual blind plate valves have the problem that the manual closing speed is slow, the blind plate valves can be used in the metallurgical industry, the closing speed of the blind plate valves is too slow, the quantity of added raw materials or reagents is not easy to control, the quality of metallurgy is poor due to too much or too little added raw materials or reagents, the requirements of factories are not met, even products are unqualified, and a large amount of cost loss is caused.

In order to solve the problems, the inventor provides a manual quick-closing blind plate valve which has the advantages of the manual quick-closing blind plate valve, so that the situation that too much or too little raw materials or reagents are added can be avoided, the qualification rate of products is improved, and the practicability of the device is improved.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a blind plate valve of manual quick closure possesses the advantage of manual quick closure blind plate valve, has solved the slower problem of manual closing speed.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a manual quick-closing blind plate valve comprises a fixing frame, wherein a valve body and a fixing rod are fixedly arranged in front of the fixing frame respectively, a blind plate is rotatably connected to the outside of the fixing rod, a channel is formed in the blind plate, a sealing ring is fixedly arranged in front of the blind plate, a pushing block is fixedly arranged on the left side of the blind plate, a fixing shaft is fixedly arranged in front of the pushing block, an output rod is rotatably connected to the outside of the fixing shaft, a pusher is slidably connected to the outside of the output rod, an input rod is slidably connected to the top of the pusher, a handle is rotatably connected to the top of the input rod, the middle of the handle is rotatably connected with the fixing frame, a large piston cylinder, a small piston cylinder and an oil pipe are fixedly arranged in the pusher respectively, a limiting ring is fixedly arranged at the top of the small piston cylinder, a sealing cover is fixedly arranged at the bottom of the small, the bottom of the first piston is fixedly connected with the output rod, the limiting cover is fixedly arranged in the large piston cylinder, the sealing ring is fixedly arranged in the limiting cover, the inner part of the sealing ring is connected with the input rod in a sliding mode, the second piston is connected in the large piston cylinder in a sliding mode, and the top of the second piston is fixedly connected with the input rod.

Preferably, the diameter of the sealing ring is equal to the inner diameter of the valve body, so that the blind plate valve can be closed conveniently.

Preferably, the diameter of the large piston cylinder is larger than that of the small piston cylinder, so that the blind plate valve can be closed manually and quickly.

Preferably, the inside of the limiting ring is provided with an oil through hole, so that the large piston cylinder is communicated with the small piston cylinder.

Preferably, the large piston cylinder and the small piston cylinder are filled with hydraulic oil, so that the first piston and the second piston can be pushed to move.

Preferably, the joint of the oil pipe and the large piston cylinder is positioned above the second piston, and the joint of the oil pipe and the small piston cylinder is positioned below the first piston, so that the normal operation of the device is facilitated, and the manual closing speed is increased.

Preferably, the sealing ring is made of rubber materials, so that leakage of hydraulic oil is avoided.

(III) advantageous effects

Compared with the prior art, the utility model provides a manual quick closed blind plate valve possesses following beneficial effect:

1. this manual quick closed blind plate valve can promote the removal of input rod through the rotation of handle, and the removal of input rod can promote piston two to move down, and the removal of piston two can make piston one move down, because the diameter of big piston cylinder is greater than the diameter of little piston cylinder, so the removal velocity of piston one is greater than the removal velocity of piston two, and the removal that can drive the output pole of piston one moves down, and the removal of output pole can make the blind plate rotate, and the rotation of blind plate can make the blind plate valve closed to reach the effect of manual quick closed blind plate valve.

2. This manual quick closed blind plate valve makes big piston cylinder and little piston cylinder have better confined through the use of sealed lid and sealing washer, guarantees the normal operating of device, and the use of spacing lid and spacing collar is deuterogamied, can effectively inject the displacement range of piston one and piston two to avoid the damage of device, the life of extension fixture improves the device's practicality.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the pusher.

In the figure: 1-a fixed frame, 2-a valve body, 3-a fixed rod, 4-a blind plate, 5-a channel, 6-a sealing ring, 7-a pushing block, 8-a fixed shaft, 9-an output rod, 10-a pusher, 11-an input rod, 12-a handle, 13-a large piston cylinder, 14-a small piston cylinder, 15-a piston II, 16-a piston I, 17-a sealing ring, 18-a sealing cover, 19-a limiting ring, 20-an oil pipe and 21-a limiting cover.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, a manual quick-closing blind plate valve comprises a fixing frame 1 for fixing a valve body 2, a valve body 2 and a fixing rod 3 are respectively fixedly installed in front of the fixing frame 1, a blind plate 4 is rotatably connected to the outside of the fixing rod 3, a channel 5 is arranged inside the blind plate 4, a sealing ring 6 is fixedly installed in front of the blind plate 4, the diameter of the sealing ring 6 is equal to the inner diameter of the valve body 2, which is beneficial for closing the blind plate valve, a pushing block 7 is fixedly installed on the left side of the blind plate 4, the pushing block 7 can be used for avoiding the damage of the blind plate 4 and prolonging the service life of the blind plate valve, a fixing shaft 8 is fixedly installed in front of the pushing block 7, an output rod 9 is rotatably connected to the outside of the fixing shaft 8, a pusher 10 is slidably connected to the outside of the output rod 9, an input rod 11 is slidably connected to the top of the pusher 10, the middle part of the handle 12 is rotatably connected with the fixed frame 1, a large piston cylinder 13, a small piston cylinder 14 and an oil pipe 20 are respectively and fixedly arranged inside the pusher 10, the large piston cylinder 13 and the small piston cylinder 14 are filled with hydraulic oil to be beneficial to pushing the first piston 16 and the second piston 15 to move, the joint of the oil pipe 20 and the large piston cylinder 13 is positioned above the second piston 15, the joint of the oil pipe 20 and the small piston cylinder 14 is positioned below the first piston 16 to be beneficial to the normal operation of the device and improve the manual closing speed, the diameter of the large piston cylinder 13 is larger than that of the small piston cylinder 14 to be beneficial to manually and quickly closing the blind plate valve, a limiting ring 19 is fixedly arranged at the top of the small piston cylinder 14, an oil through hole is arranged inside the limiting ring 19 to ensure the communication between the large piston cylinder 13 and the small piston cylinder 14, a sealing cover 18 is fixedly arranged at the bottom of the small piston cylinder 14, the first piston cylinder 14 is connected with, the bottom of the first piston 16 is fixedly connected with the output rod 9, the limiting cover 21 is fixedly installed inside the large piston cylinder 13 to limit the position of the second piston 15, the sealing ring 17 is fixedly installed inside the limiting cover 21, the sealing ring 17 is made of rubber materials to avoid leakage of hydraulic oil, the inside of the sealing ring 17 is slidably connected with the input rod 11, the inside of the large piston cylinder 13 is slidably connected with the second piston 15, and the top of the second piston 15 is fixedly connected with the input rod 11.

The working principle is that when the manual quick-closing blind plate valve is used, a user pushes the handle 12, the rotation of the handle 12 can push the input rod 11 to move, the movement of the input rod 11 can drive the piston II 15 to move, the movement of the piston II 15 can drive the piston I16 to move under the action of hydraulic oil, the moving speed of the piston I16 is greater than that of the piston II 15, the movement of the piston I16 can push the output rod 9 to move, the movement of the output rod 9 can enable the pushing block 7 to rotate, the rotation of the pushing block 7 can drive the blind plate 4 to rotate, the sealing ring 6 is matched with the valve body 2 due to the rotation of the blind plate 4, and therefore the effect of manually and quickly closing the blind plate valve is achieved.

In conclusion, the manual quick-closing blind plate valve pushes the input rod 11 to move through the rotation of the handle 12, the input rod 11 pushes the piston two 15 to move downwards, the piston two 15 moves downwards to enable the piston one 16 to move downwards, the diameter of the large piston cylinder 13 is larger than that of the small piston cylinder 14, the moving speed of the piston one 16 is larger than that of the piston two 15, the piston one 16 moves downwards to drive the output rod 9 to move downwards, the blind plate 4 rotates through the movement of the output rod 9, and the blind plate 4 is closed through the rotation of the blind plate 4, so that the effect of manually and quickly closing the blind plate valve is achieved.

This manual quick closed blind plate valve makes big piston cylinder 13 and little piston cylinder 14 have better confined through sealed lid 18 and sealing washer 17's use, guarantees the normal operating of device, and the use of spacing lid 21 and spacing collar 19 of deuterogamying can effectively inject the range of movement of piston one 16 and piston two 15 to avoid the damage of device, the life of extension fixture improves the device's practicality.

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

Claims

1. The utility model provides a manual quick closed blind plate valve, includes mount (1), its characterized in that: the fixed support is characterized in that a valve body (2) and a fixing rod (3) are fixedly mounted in front of the fixed support (1) respectively, a blind plate (4) is connected to the outer portion of the fixing rod (3) in a rotating mode, a channel (5) is formed in the inner portion of the blind plate (4), a sealing ring (6) is fixedly mounted in front of the blind plate (4), a pushing block (7) is fixedly mounted on the left side of the blind plate (4), a fixing shaft (8) is fixedly mounted in front of the pushing block (7), an output rod (9) is connected to the outer portion of the fixing shaft (8) in a rotating mode, a pusher (10) is connected to the outer portion of the output rod (9) in a sliding mode, an input rod (11) is connected to the top of the pusher (10) in a sliding mode, a handle (12) is rotatably connected to the top of the input rod (11), the middle of the handle (12) is rotatably, The oil pipe comprises a small piston cylinder (14) and an oil pipe (20), a limiting ring (19) is fixedly mounted at the top of the small piston cylinder (14), a sealing cover (18) is fixedly mounted at the bottom of the small piston cylinder (14), a first piston (16) is connected to the inside of the small piston cylinder (14) in a sliding mode, the bottom of the first piston (16) is fixedly connected with an output rod (9), a limiting cover (21) is fixedly mounted to the inside of a large piston cylinder (13), a sealing ring (17) is fixedly mounted to the inside of the limiting cover (21), the inside of the sealing ring (17) is connected with the input rod (11) in a sliding mode, a second piston (15) is connected to the inside of the large piston cylinder (13) in a sliding mode, and the top of the second piston (15) is fixedly connected with.

2. A manual quick close blind valve according to claim 1 wherein: the diameter of the sealing ring (6) is equal to the inner diameter of the valve body (2).

3. A manual quick close blind valve according to claim 1 wherein: the diameter of the large piston cylinder (13) is larger than that of the small piston cylinder (14).

4. A manual quick close blind valve according to claim 1 wherein: the inside of the limiting ring (19) is provided with an oil through hole.

5. A manual quick close blind valve according to claim 1 wherein: and hydraulic oil is filled in the large piston cylinder (13) and the small piston cylinder (14).

6. A manual quick close blind valve according to claim 1 wherein: the joint of the oil pipe (20) and the large piston cylinder (13) is positioned above the second piston (15), and the joint of the oil pipe (20) and the small piston cylinder (14) is positioned below the first piston (16).

7. A manual quick close blind valve according to claim 1 wherein: the sealing ring (17) is made of rubber materials.