CN212536690U

CN212536690U - High-airtightness manual air valve

Info

Publication number: CN212536690U
Application number: CN202020477040.6U
Authority: CN
Inventors: 丁强
Original assignee: Jiangsu Yusheng Air Conditioning Equipment Manufacturing Co ltd
Current assignee: Jiangsu Yusheng Air Conditioning Equipment Manufacturing Co ltd
Priority date: 2020-04-03
Filing date: 2020-04-03
Publication date: 2021-02-12
Anticipated expiration: 2030-04-03

Abstract

The utility model discloses a high gas tightness manual air valve, including barrel, valve plate, pivot, bearing, lubrication mechanism and convenient mechanism, the bearing runs through in a side surface of barrel, the pivot runs through in the inside of bearing, lubrication mechanism is located the clearance department of pivot and bearing, lubrication mechanism includes the sleeve pipe, the inside of sleeve pipe is provided with the liquid storage pipe, the inside of sleeve pipe and the one side that is located the liquid storage pipe are provided with the gyro wheel; the utility model discloses a sleeve pipe that sets up has effectively avoided the pivot on the blast gate to rotate for a long time in the inner chamber of barrel, and frictional force can increase, is favorable to the pivot to lubricate in the pivoted, can guarantee that the blast gate accomplishes the operation that the valve plate was opened, was closed, and then has improved the work efficiency of blast gate, through the handle that draws that sets up, has effectively avoided using bolt fixed connection between valve plate and the pivot, and the installation, the dismantlement process is loaded down with trivial details, the cost of using manpower sparingly, the installation of device has been improved, dismantlement efficiency.

Description

High-airtightness manual air valve

Technical Field

The utility model belongs to the technical field of the blast gate, concretely relates to manual blast gate of high gas tightness.

Background

The air valve is generally installed on a pipeline and used for adjusting the flow rate of a gas medium or intercepting the gas medium. The traditional air valve is generally manually controlled, and along with the development of industrial automation, manual control under the condition of power failure needs to be considered on the basis of realizing electric control.

But present manual blast gate still has some defects in the use, and the pivot on the blast gate rotates for a long time in the inner chamber of barrel when using, and frictional force can increase, can't guarantee that the blast gate can accomplish the operation that the valve plate opened, closed fast, reduces the work efficiency of blast gate, uses bolt fixed connection usually between valve plate and the pivot in addition, and the installation, the dismantlement process is loaded down with trivial details, the problem that wastes time and energy, for this reason we provide a manual blast gate of high gas tightness.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a manual blast gate of high gas tightness to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a high-airtightness manual air valve comprises a cylinder body, a valve plate, a rotating shaft, a bearing, a lubricating mechanism and a convenient mechanism, wherein the bearing penetrates through one side surface of the cylinder body, the rotating shaft penetrates through the inside of the bearing, the lubricating mechanism is positioned at a gap between the rotating shaft and the bearing, the lubricating mechanism comprises a sleeve, a liquid storage pipe is arranged inside the sleeve, rollers are arranged inside the sleeve and on one side of the liquid storage pipe, a push rod penetrates through one side surface of the liquid storage pipe, a movable rod is arranged at the joint of the push rod and the rollers, an extrusion block is fixedly connected to one side surface of the push rod and positioned inside the liquid storage pipe, a sponge block is arranged inside the liquid storage pipe and on one side of the extrusion block, a liquid outlet is formed in one side surface of the liquid storage pipe, a round ball is arranged inside the liquid outlet, the rotating shaft penetrates through the inside of the valve plate, the valve plate is located in the inner cavity of the cylinder body.

Preferably, the convenient mechanism is positioned at the joint of the valve plate and the rotating shaft and comprises a pull handle, the pull handle penetrates through one side surface of the valve plate, a connecting plate is arranged inside the valve plate, one side surface of the connecting plate is fixedly connected with one side surface of the pull handle, a first spring is arranged at the joint of the connecting plate and the valve plate, a first clamping block is fixedly connected with the surface of one side of the connecting plate, a first clamping groove is formed in the surface of one side of the rotating shaft, a second clamping block is arranged inside the valve plate and on one side of the pull handle, a second spring is arranged at the joint of the second clamping block and the valve plate, a sliding block is fixedly connected with one side surface of the second clamping block, a sliding groove is formed in one side surface of the valve plate, the sliding block is positioned inside the sliding groove, and one side of the sliding block is positioned outside the valve plate, and the surface of one side of the pull handle is provided with a second clamping groove.

Preferably, a liquid storage pipe cover is arranged on one side surface of the liquid storage pipe, and the liquid storage pipe cover is positioned outside the sleeve.

Preferably, the roller penetrates through the inner surface of one side of the sleeve, and the surface of one side of the roller is tightly attached to the surface of one side of the rotating shaft.

Preferably, the ball penetrates through the inner surface of one side of the sleeve, and the surface of one side of the ball is tightly attached to the surface of one side of the rotating shaft.

Preferably, a first through hole is formed in the surface of one side of the valve plate, and the pull handle penetrates through the first through hole.

Preferably, a second through hole is formed in the inner surface of one side of the valve plate, and the first clamping block penetrates through the second through hole.

Preferably, the number of the first springs is two, and the two first springs are symmetrically arranged on one side surface of the connecting plate.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through the arranged bearing, the rotating shaft can conveniently penetrate through the inside of the bearing, the inner surface of one side of the bearing is fixedly connected with the surface of one side of the sleeve, the rotating shaft penetrates through the inside of the sleeve, when the rotating shaft starts to rotate, the roller inside the sleeve can roll, the movable rod connected to the roller can do circular motion, the push rod connected to one end of the movable rod can move, the extrusion block connected to the surface of one side of the push rod inside the liquid storage pipe extrudes the sponge block, lubricating oil inside the liquid storage pipe flows out through the liquid outlet to soak the surface of the ball, the ball can roll when the rotating shaft rotates, so that the lubricating oil on the surface of the ball can be coated on the surface of the rotating shaft, and through the arranged sleeve, the rotating shaft on the air valve can be effectively prevented from rotating in the inner cavity of the cylinder for a long time, the, the operation that the valve plate opened, closed can be accomplished to the blast gate, and then the work efficiency of blast gate has been improved.

2. Through the arranged slide block, the slide block is convenient to be pulled to one side, so that the slide block slides in the sliding groove, the slide block drives the second clamping block to leave the inside of the second clamping groove, the pull handle is in a movable state, the first clamping block connected to one side surface of the connecting plate is clamped into the inside of the first clamping groove by virtue of the elastic force of the first spring, one side of the rotating shaft is fixed, the other side of the rotating shaft is also fixed, when the valve plate and the rotating shaft are needed, the pull handle is pulled outwards, after the pull handle is pulled to a certain distance, the second clamping block abutted against one side surface of the pull handle is clamped into the inside of the second clamping groove again by virtue of the elastic force of the second spring, the first clamping block is prevented from rebounding, then the rotating shaft is pulled out from the inside of the valve plate, the valve plate is separated from the rotating shaft, through the arranged pull handle, the use of bolt fixed connection between the, the mounting and dismounting efficiency of the device is improved.

Drawings

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

fig. 2 is a top connection cross-sectional view of the bearing, the sleeve and the rotating shaft of fig. 1 according to the present invention;

fig. 3 is a partial top connection cross-sectional view of the valve plate and the shaft in fig. 1 according to the present invention;

fig. 4 is an enlarged view of a in fig. 2 according to the present invention;

fig. 5 is an enlarged view of B in fig. 3 according to the present invention;

fig. 6 is an enlarged view of C in fig. 5 according to the present invention;

in the figure: 1. a valve plate; 2. a barrel; 3. a rotating shaft; 4. a sleeve; 5. a bearing; 6. pulling a handle; 7. a roller; 8. a movable rod; 9. a ball; 10. a liquid outlet; 11. a liquid storage pipe; 12. a sponge block; 13. a reservoir cap; 14. extruding the block; 15. a push rod; 16. a first through hole; 17. a first spring; 18. a connecting plate; 19. a second through hole; 20. a first card slot; 21. a first clamping block; 22. a second spring; 23. a slider; 24. a chute; 25. a second fixture block; 26. and a second card slot.

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. 1-6, the present invention provides a technical solution: a high-airtightness manual air valve comprises a cylinder body 2, a valve plate 1, a rotating shaft 3, a bearing 5, a lubricating mechanism and a convenient mechanism, wherein the bearing 5 penetrates through one side surface of the cylinder body 2, the rotating shaft 3 penetrates through the inside of the bearing 5, the lubricating mechanism is positioned at a gap between the rotating shaft 3 and the bearing 5, the lubricating mechanism comprises a sleeve 4, a liquid storage pipe 11 is arranged inside the sleeve 4, a roller 7 is arranged inside the sleeve 4 and positioned at one side of the liquid storage pipe 11, a push rod 15 penetrates through one side surface of the liquid storage pipe 11, a movable rod 8 is arranged at the joint of the push rod 15 and the roller 7, an extrusion block 14 is fixedly connected to one side surface of the push rod 15, the extrusion block 14 is positioned inside the liquid storage pipe 11, a sponge block 12 is arranged inside the liquid storage pipe 11 and positioned at one side of the extrusion block 14, a liquid outlet 10 is arranged at one side surface of the liquid storage, the pivot 3 runs through in the inside of valve plate 1, and valve plate 1 is located the inner chamber of barrel 2, has effectively avoided the pivot 3 on the blast gate to rotate for a long time in the inner chamber of barrel 2, and frictional force can increase, is favorable to pivot 3 can be lubricated in the pivoted, can guarantee that the blast gate accomplishes the operation that valve plate 1 opened, closed, and then has improved the work efficiency of blast gate.

In this embodiment, preferably, the convenient mechanism is located at a connection position between the valve plate 1 and the rotating shaft 3, the convenient mechanism includes a pull handle 6, the pull handle 6 penetrates through a side surface of the valve plate 1, a connecting plate 18 is arranged inside the valve plate 1, a side surface of the connecting plate 18 is fixedly connected with a side surface of the pull handle 6, a first spring 17 is arranged at a connection position between the connecting plate 18 and the valve plate 1, a first clamping block 21 is fixedly connected with a side surface of the connecting plate 18, a first clamping groove 20 is arranged on a side surface of the rotating shaft 3, a second clamping block 25 is arranged inside the valve plate 1 and on one side of the pull handle 6, a second spring 22 is arranged at a connection position between the second clamping block 25 and the valve plate 1, a sliding block 23 is fixedly connected with a side surface of the second clamping block 25, a sliding groove 24 is arranged on a side surface of the valve plate 1, the sliding block 23, the second clamping groove 26 is formed in the surface of one side of the pull handle 6, the situation that the valve plate 1 is fixedly connected with the rotating shaft 3 through bolts is effectively avoided, the installation and disassembly processes are complex, the labor cost is saved, and the installation and disassembly efficiency of the device is improved.

In this embodiment, it is preferable that a liquid storage cover 13 is disposed on a side surface of the liquid storage tube 11, and the liquid storage cover 13 is disposed outside the sleeve 4, so that the liquid storage cover 13 can be opened outside the sleeve 4 to inject the lubricant into the liquid storage tube 11.

In this embodiment, preferably, the roller 7 penetrates through the inner surface of one side of the sleeve 4, and a side surface of the roller 7 is closely attached to a side surface of the rotating shaft 3, so that the rotating shaft 3 rotates and the roller 7 is driven to roll.

In this embodiment, preferably, the ball 9 penetrates through the inner surface of one side of the sleeve 4, and the surface of one side of the ball 9 is closely attached to the surface of one side of the rotating shaft 3, so that the rotating shaft 3 rotates while the ball 9 is driven to roll, and the lubricating oil on the surface of the ball 9 is coated on the surface of the rotating shaft 3.

In this embodiment, preferably, a first through hole 16 is formed in a surface of one side of the valve plate 1, and the pull tab 6 penetrates through the first through hole 16, so that the pull tab 6 is pulled outwards outside the valve plate 1.

In this embodiment, preferably, the inner surface of one side of the valve plate 1 is provided with a second through hole 19, the first fixture block 21 penetrates through the second through hole 19, and one side of the first fixture block 21 penetrates through the second through hole 19 and is clamped into the first clamping groove 20.

In this embodiment, preferably, the number of the first springs 17 is two, and the two groups of the first springs 17 are symmetrically arranged on one side surface of the connecting plate 18, so that the force on one side surface of the connecting plate 18 is balanced.

The utility model discloses a theory of operation and use flow: the device is characterized in that the bearing 5 is arranged in the use process, the rotating shaft 3 conveniently penetrates through the bearing 5, the inner surface of one side of the bearing 5 is fixedly connected with the surface of one side of the sleeve 4, the rotating shaft 3 penetrates through the sleeve 4, when the rotating shaft 3 starts to rotate, the roller 7 in the sleeve 4 can roll, the movable rod 8 connected to the roller 7 makes circular motion, the push rod 15 connected to one end of the movable rod 8 moves, the extrusion block 14 connected to one side surface of the push rod 15 in the liquid storage pipe 11 extrudes the sponge block 12, the lubricating oil in the liquid storage pipe 11 flows out through the liquid outlet 10 to soak the surface of the ball 9, the ball 9 rolls when the rotating shaft 3 rotates, the lubricating oil on the surface of the ball 9 can be coated on the surface of the rotating shaft 3, and the rotating shaft 3 on the air valve can be effectively prevented from rotating in the inner cavity of the cylinder body 2 for a long time through the arranged sleeve 4, the frictional force can increase, is favorable to pivot 3 can lubricate in the pivoted, can guarantee that the blast gate accomplishes the operation that valve plate 1 opened, closed, and then has improved the work efficiency of blast gate. When the valve plate 1 and the rotating shaft 3 are needed, the pull handle 6 is pulled outwards, after the certain distance is reached, the second fixture block 25 abutting against one side surface of the pull handle 6 is clamped into the second clamping groove 26 again by the elastic force of the second spring 22, so that the first fixture block 21 is prevented from rebounding from the first fixture block 21, the rotating shaft 3 is pulled out from the inside of the valve plate 1, the valve plate 1 is separated from the rotating shaft 3, and the valve plate 1 is effectively prevented from being fixedly connected with the rotating shaft 3 by the bolts through the arranged pull handle 6, the installation and disassembly processes are complex, the labor cost is saved, and the installation and disassembly efficiency of the device is improved.

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 blast gate of high gas tightness which characterized in that: comprises a cylinder body (2), a valve plate (1), a rotating shaft (3), a bearing (5), a lubricating mechanism and a convenient mechanism, wherein the bearing (5) penetrates through one side surface of the cylinder body (2), the rotating shaft (3) penetrates through the inside of the bearing (5), the lubricating mechanism is positioned at the gap between the rotating shaft (3) and the bearing (5), the lubricating mechanism comprises a sleeve (4), a liquid storage pipe (11) is arranged inside the sleeve (4), a roller (7) is arranged inside the sleeve (4) and on one side of the liquid storage pipe (11), a push rod (15) penetrates through one side surface of the liquid storage pipe (11), a movable rod (8) is arranged at the joint of the push rod (15) and the roller (7), an extrusion block (14) is fixedly connected to one side surface of the push rod (15), and the extrusion block (14) is positioned inside the liquid storage pipe (11), the utility model discloses a valve plate, including liquid storage pipe (11), liquid storage pipe (11) and pivot (3), the inside of liquid storage pipe (11) just is located one side of extrusion piece (14) and is provided with sponge piece (12), liquid outlet (10) have been seted up to one side surface of liquid storage pipe (11), the inside of liquid outlet (10) is provided with ball (9), the inside in valve plate (1) is run through in pivot (3), valve plate (1) is located the inner chamber of barrel (2).

2. The high airtightness manual air valve according to claim 1, wherein: the convenient mechanism is located at the joint of the valve plate (1) and the rotating shaft (3), the convenient mechanism comprises a pull handle (6), the pull handle (6) penetrates through one side surface of the valve plate (1), a connecting plate (18) is arranged inside the valve plate (1), one side surface of the connecting plate (18) is fixedly connected with one side surface of the pull handle (6), a first spring (17) is arranged at the joint of the connecting plate (18) and the valve plate (1), a first clamping block (21) is fixedly connected with one side surface of the connecting plate (18), a first clamping groove (20) is formed in one side surface of the rotating shaft (3), a second clamping block (25) is arranged inside the valve plate (1) and located at one side of the pull handle (6), a second spring (22) is arranged at the joint of the second clamping block (25) and the valve plate (1), and a sliding block (23) is fixedly connected with one side surface of the second clamping block (25), a sliding groove (24) is formed in the surface of one side of the valve plate (1), the sliding block (23) is located inside the sliding groove (24), one side of the sliding block (23) is located outside the valve plate (1), and a second clamping groove (26) is formed in the surface of one side of the pull handle (6).

3. The high airtightness manual air valve according to claim 1, wherein: a liquid storage pipe cover (13) is arranged on the surface of one side of the liquid storage pipe (11), and the liquid storage pipe cover (13) is located outside the sleeve (4).

4. The high airtightness manual air valve according to claim 1, wherein: the roller (7) penetrates through the inner surface of one side of the sleeve (4), and the surface of one side of the roller (7) is tightly attached to the surface of one side of the rotating shaft (3).

5. The high airtightness manual air valve according to claim 1, wherein: the ball (9) penetrates through the inner surface of one side of the sleeve (4), and the surface of one side of the ball (9) is tightly attached to the surface of one side of the rotating shaft (3).

6. A high airtightness manual air valve according to claim 2, wherein: a first through hole (16) is formed in the surface of one side of the valve plate (1), and the pull handle (6) penetrates through the first through hole (16).

7. A high airtightness manual air valve according to claim 2, wherein: a second through hole (19) is formed in the inner surface of one side of the valve plate (1), and the first clamping block (21) penetrates through the second through hole (19).

8. A high airtightness manual air valve according to claim 2, wherein: the number of the first springs (17) is two, and the two first springs (17) are symmetrically arranged on one side surface of the connecting plate (18).