CN215928558U

CN215928558U - Pneumatic valve opening and closing device

Info

Publication number: CN215928558U
Application number: CN202122478723.0U
Authority: CN
Inventors: 薛俊杰; 刘勤照
Original assignee: Qingdao Ruikai Machinery Co ltd
Current assignee: Qingdao Ruikai Machinery Co ltd
Priority date: 2021-10-14
Filing date: 2021-10-14
Publication date: 2022-03-01
Anticipated expiration: 2031-10-14

Abstract

The utility model relates to the technical field of pneumatic valves, in particular to a pneumatic valve opening and closing device which comprises a valve body, a pneumatic opening and closing mechanism and an electromagnetic opening and closing mechanism, wherein the upper end of the inner side of the valve body is provided with the electromagnetic opening and closing mechanism, one side of the electromagnetic opening and closing mechanism is provided with the pneumatic opening and closing mechanism, a valve rod is arranged in the valve body in a sliding manner, the surface of the valve rod is fixedly provided with a baffle plate, the upper end of the baffle plate is fixedly provided with a spring, a screw rod is driven to rotate in a nut by rotating a rotating wheel, so that a piston plate is driven to extrude air in a piston cylinder into an air pressure telescopic rod to drive the air pressure telescopic rod to extend, a mounting plate is driven to extrude and drive a valve plug at one end of the valve rod to be separated from a valve hole, the valve is opened, the spring acts on the baffle plate on the surface of the valve rod when the valve is loosened, the valve rod is driven to reset, the upper electromagnet and the lower electromagnet can be adsorbed by starting the electromagnetic generator, the lower electromagnet drives the valve rod to lift up to open the valve, two valve opening and closing modes improve the safety of the valve.

Description

Pneumatic valve opening and closing device

Technical Field

The utility model relates to the technical field of pneumatic valves, in particular to a pneumatic valve opening and closing device.

Background

Pneumatic valves are valves which are actuated by means of compressed air. The pneumatic valve is purchased by only specifying specifications, categories and pressures, so that the pneumatic valve meets purchasing requirements, can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like, has only one opening and closing mode in the conventional pneumatic valve, can not be opened and closed once a fault occurs, has low safety, and therefore needs to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a pneumatic valve opening and closing device to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a pneumatic valve headstock gear, includes valve body, pneumatic starting and stopping mechanism and electromagnetism starting and stopping mechanism, the inboard upper end of valve body is equipped with electromagnetism starting and stopping mechanism, electromagnetism starting and stopping mechanism one side is equipped with pneumatic starting and stopping mechanism, the inside slip of valve body is equipped with the valve rod, valve rod fixed surface is equipped with the baffle, the fixed spring that is equipped with in baffle upper end, the fixed valve plug that is equipped with of valve rod lower extreme, the fixed mounting panel that is equipped with in valve rod upper end, electromagnetism starting and stopping mechanism includes runner, lead screw, nut, piston plate, piston cylinder and air pressure telescopic link, electromagnetism starting and stopping mechanism includes electromagnetic generator, goes up electromagnet and lower electro-magnet.

As the preferable scheme of the utility model, a valve hole is arranged at the communication position of two ends in the valve body, and the valve plug is matched with the valve hole.

As a preferable scheme of the utility model, a cavity is arranged in the valve body, and the baffle and the spring are both arranged in the cavity.

As a preferable scheme of the utility model, one end of the screw rod is fixedly connected with the rotating wheel, and the other end of the screw rod is connected with the piston plate through a bearing.

According to the preferable scheme of the utility model, the screw rod is in threaded connection with the nut, the nut is fixedly connected inside the piston cylinder, the piston plate is connected inside the piston cylinder in a sliding manner, and the piston cylinder is connected with the pneumatic telescopic rod through a pipeline.

As a preferable scheme of the utility model, the lower electromagnet is fixedly connected to the surface of the upper end of the mounting plate, the upper electromagnet is correspondingly arranged at the upper end of the lower electromagnet, and both the upper electromagnet and the lower electromagnet are electrically connected with the electromagnetic generator.

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

1. according to the utility model, the screw rod is driven to rotate in the nut by rotating the rotating wheel, so that the piston plate is driven to extrude air in the piston cylinder into the air pressure telescopic rod to drive the air pressure telescopic rod to extend, the mounting plate is driven to extrude, the valve plug at one end of the valve rod is driven to be separated from the valve hole, the valve is opened, when the valve is loosened, the spring acts on the baffle on the surface of the valve rod to drive the valve rod to reset, the electromagnetic generator can be started, the upper electromagnet and the lower electromagnet are adsorbed, the lower electromagnet drives the valve rod to ascend to open the valve, and the safety of the valve is improved by two valve opening and closing modes.

Drawings

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

FIG. 2 is a schematic view of the overall internal structure of the present invention;

fig. 3 is a schematic overall partial structure of the present invention.

In the figure: 1. a valve body; 2. a spring; 3. a cavity; 4. a baffle plate; 5. a valve plug; 6. a valve bore; 7. a valve stem; 8. a pneumatic opening and closing mechanism; 9. an electromagnetic opening and closing mechanism; 10. an electromagnetic generator; 11. electrifying an electromagnet; 12. a rotating wheel; 13. a screw rod; 14. a nut; 15. a piston plate; 16. a piston cylinder; 17. a lower electromagnet; 18. mounting a plate; 19. pneumatic telescopic link.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without any creative work based on the embodiments of the present invention belong to the protection scope of the present invention.

To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. Several embodiments of the utility model are presented. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-3, the present invention provides a technical solution:

an embodiment, please refer to fig. 1, 2 and 3, a pneumatic valve opening and closing device includes a valve body 1, a pneumatic opening and closing mechanism 8 and an electromagnetic opening and closing mechanism 9, the electromagnetic opening and closing mechanism 9 is disposed at an upper end of an inner side of the valve body 1, the pneumatic opening and closing mechanism 8 is disposed at one side of the electromagnetic opening and closing mechanism 9, a valve rod 7 is slidably disposed inside the valve body 1, a baffle 4 is fixedly disposed on a surface of the valve rod 7, a spring 2 is fixedly disposed at an upper end of the baffle 4, the spring 2 acts on the baffle 4 on the surface of the valve rod 7 when the baffle 4 is released to drive the valve rod 7 to reset, a valve plug 5 is fixedly disposed at a lower end of the valve rod 7, a mounting plate 18 is fixedly disposed at an upper end of the valve rod 7, the electromagnetic opening and closing mechanism 9 includes a rotating wheel 12, a lead screw 13, a nut 14, a piston plate 15, a piston cylinder 16 and a pneumatic telescopic rod 19, and the electromagnetic opening and closing mechanism 9 includes an electromagnetic generator 10, an upper electromagnet 11 and a lower electromagnet 17.

In the embodiment, referring to fig. 1, 2 and 3, a valve hole 6 is formed at a communication position of two ends inside a valve body 1, and a valve plug 5 is matched with the valve hole 6.

In an embodiment, referring to fig. 1, 2 and 3, a cavity 3 is disposed inside a valve body 1, and a baffle 4 and a spring 2 are both disposed inside the cavity 3.

In an embodiment, referring to fig. 1, 2 and 3, one end of a screw 13 is fixedly connected to a rotating wheel 12, the other end of the screw 13 is connected to a piston plate 15 through a bearing, and the rotating wheel 12 is rotated to drive the screw 13 to rotate in a nut 14, so as to drive the piston plate 15 to extrude air inside a piston cylinder 16 into an air pressure telescopic rod 19 and drive the air pressure telescopic rod 19 to extend, so as to extrude and drive a mounting plate 18 to ascend, and drive a valve plug 5 at one end of a valve rod 7 to be separated from a valve hole 6.

In an embodiment, referring to fig. 1, 2 and 3, the screw 13 is in threaded connection with a nut 14, the nut 14 is fixedly connected inside a piston cylinder 16, a piston plate 15 is slidably connected inside the piston cylinder 16, and the piston cylinder 16 is connected with an air pressure telescopic rod 19 through a pipeline.

In an embodiment, referring to fig. 1, 2 and 3, the lower electromagnet 17 is fixedly connected to the upper end surface of the mounting plate 18, the upper electromagnet 11 is correspondingly disposed at the upper end of the lower electromagnet 17, both the upper electromagnet 11 and the lower electromagnet 17 are electrically connected to the electromagnetic generator 10, and by starting the electromagnetic generator 10, the upper electromagnet 11 and the lower electromagnet 17 are attracted to each other, and the lower electromagnet 17 drives the valve rod 7 to ascend to open the valve.

The working principle is as follows: during the use, it drives the lead screw 13 at 14 internal rotations of nut to rotate runner 12, thereby it extrudes into air pressure telescopic link 19 and drives the extension of air pressure telescopic link 19 to drive piston plate 15 extrusion piston section of thick bamboo 16 inside air, thereby the extrusion drives mounting panel 18 and rises, the valve plug 5 that drives valve rod 7 one end breaks away from valve opening 6, open the valve, spring 2 acts on the baffle 4 on valve rod 7 surface when unclamping, it resets to drive valve rod 7, also can be through starting electromagnetic generator 10, it adsorbs with lower electro-magnet 17 to go up electro-magnet 11, lower electro-magnet 17 drives valve rod 7 and rises and open the valve.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a pneumatic valve headstock gear, includes valve body (1), pneumatic headstock gear (8) and electromagnetism headstock gear (9), its characterized in that: the valve body (1) inboard upper end is equipped with electromagnetism operating mechanism (9), electromagnetism operating mechanism (9) one side is equipped with pneumatic operating mechanism (8), valve body (1) inside slip is equipped with valve rod (7), valve rod (7) fixed surface is equipped with baffle (4), fixed spring (2) that are equipped with in baffle (4) upper end, valve rod (7) lower extreme is fixed and is equipped with valve plug (5), fixed mounting panel (18) that are equipped with in valve rod (7) upper end, electromagnetism operating mechanism (9) are including runner (12), lead screw (13), nut (14), piston plate (15), piston cylinder (16) and atmospheric pressure telescopic rod (19), electromagnetism operating mechanism (9) are including electromagnetic generator (10), last electromagnet (11) and lower electromagnet (17).

2. A pneumatically actuated valve opening and closing device as claimed in claim 1, further characterized by: valve opening (6) are equipped with in the inside both ends UNICOM department of valve body (1), and valve plug (5) and valve opening (6) looks adaptation.

3. A pneumatically actuated valve opening and closing device as claimed in claim 1, further characterized by: the valve body (1) is internally provided with a cavity (3), and the baffle (4) and the spring (2) are both arranged in the cavity (3).

4. A pneumatically actuated valve opening and closing device as claimed in claim 1, further characterized by: one end of the screw rod (13) is fixedly connected with the rotating wheel (12), and the other end of the screw rod (13) is connected with the piston plate (15) through a bearing.

5. A pneumatically actuated valve opening and closing device as claimed in claim 1, further characterized by: the screw rod (13) is in threaded connection with the nut (14), the nut (14) is fixedly connected to the inside of the piston cylinder (16), the piston plate (15) is connected to the inside of the piston cylinder (16) in a sliding mode, and the piston cylinder (16) is connected with the air pressure telescopic rod (19) through a pipeline.

6. A pneumatically actuated valve opening and closing device as claimed in claim 1, further characterized by: the lower electromagnet (17) is fixedly connected to the upper end surface of the mounting plate (18), the upper electromagnet (11) is correspondingly arranged at the upper end of the lower electromagnet (17), and the upper electromagnet (11) and the lower electromagnet (17) are both electrically connected with the electromagnetic generator (10).