CN212338209U

CN212338209U - Ventilation butterfly valve

Info

Publication number: CN212338209U
Application number: CN202020815735.0U
Authority: CN
Inventors: 李建书
Original assignee: Zhejiang Jinlong Valve Co ltd
Current assignee: Zhejiang Jinlong Valve Co ltd
Priority date: 2020-05-16
Filing date: 2020-05-16
Publication date: 2021-01-12
Anticipated expiration: 2030-05-16

Abstract

The utility model relates to the technical field of valves, and a ventilation butterfly valve is disclosed, comprising a main body, the left side fixed mounting of main part has the shell, the left side fixed mounting of shell has adapting unit, adapting unit's left side fixed mounting has the casing, the internally mounted of casing has the motor, the downside movable mounting of motor has first rotation axis, the lower extreme fixed mounting of first rotation axis has the driving gear. This ventilation butterfly valve, when needs adjusting valve, the starter motor, the motor passes through the rotation axis and drives the driving gear rotation, the driving gear is connected through the meshing and drives driven gear rotation, driven gear passes through the incomplete gear rotation of second rotary rod drive, incomplete gear is connected through the meshing and is driven the mounting panel and remove, the mounting panel utilizes first bearing mechanism and second bearing mechanism to drive the acanthus leaf that keeps out the wind and rotates, the acanthus leaf control ventilation flow size that keeps out the wind is utilized to make equipment reach the effect of control ventilation flow size.

Description

Ventilation butterfly valve

Technical Field

The utility model relates to the technical field of valves, specifically a ventilation butterfly valve.

Background

The ventilation butterfly valve is applied to dust-containing cold air or hot air gas pipelines of ventilation and environmental protection projects in the industries of chemical industry, building materials, power stations, glass and the like, and is used as a pipeline control device for regulating the flow or cutting off gas media, the valve is generally horizontally arranged in the pipeline, the butterfly valve is a regulating valve with a simple structure and can be used for controlling the on and off of low-pressure pipeline media, and the ventilation butterfly valve is a non-closed butterfly valve and is widely applied to pipelines with the nominal pressure of 0.1Mpa and the medium temperature of less than or equal to 300 ℃ in the production processes of building materials, metallurgy, mines, electric power and the like so as to communicate, open and close or regulate the medium quality.

Along with the development of national engineering cause, the ventilation butterfly valve is widely used in the production processes of building materials, metallurgy, mines, electric power and the like, the demand of users on the ventilation butterfly valve with high quality grade is increasingly outstanding, the traditional ventilation butterfly valve is usually a manual regulating valve, so that the workload of workers is increased, the rotation range of a wind-shielding blade plate of the traditional ventilation butterfly valve is large, a large moving space is needed, the size of the regulating valve is difficult to control, great inconvenience is brought to the use of the users, the use demand of the users is difficult to meet, the popularization is not facilitated, and therefore the ventilation butterfly valve is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a ventilation butterfly valve possesses the advantage that the blading rotation range that keeps out the wind is little, save activity space, control ventilation flow size, has solved the problem that the blading rotation range that keeps out the wind of current equipment is big, activity space is great, be difficult to control ventilation flow size.

(II) technical scheme

For realizing that above-mentioned louver board rotation range is little, save activity space, control ventilation flow size purpose, the utility model provides a following technical scheme: a ventilation butterfly valve comprises a main body, wherein a shell is fixedly arranged on the left side of the main body, a connecting part is fixedly arranged on the left side of the shell, a shell is fixedly arranged on the left side of the connecting part, a motor is arranged inside the shell, a first rotating shaft is movably arranged on the lower side of the motor, a driving gear is fixedly arranged at the lower end of the first rotating shaft, the driving gear is connected with a driven gear through meshing, a second rotating shaft is fixedly arranged on the right side of the driven gear, an incomplete gear is fixedly arranged on the right end of the second rotating shaft, the incomplete gear is connected with a movable plate through meshing, a mounting block is fixedly arranged on the lower side of the movable plate, a connecting rod is fixedly arranged on the right side of the mounting block, a mounting plate is fixedly arranged, the right side fixed mounting of loose axle has first bearing mechanism, first bearing mechanism's right side is connected with the main part.

Preferably, a first fixing piece is fixedly mounted on the inner wall of the main body, the first fixing piece penetrates through the main body to be connected with the first bearing mechanism, and the first fixing piece is installed on the first bearing mechanism in a penetrating mode so as to drive the first fixing piece to rotate.

Preferably, the right side fixed mounting of first mounting has the weather vane board, the right side fixed mounting of weather vane board has the second mounting, the right side fixed mounting of second mounting has the installation component, utilizes first mounting and second mounting to fix the weather vane board.

Preferably, two installation parts are fixedly installed on the inner wall of the installation part, a second bearing mechanism is fixedly installed between the two installation parts, and the second bearing mechanism is stably installed by using the installation parts.

Preferably, the second fixing member penetrates through the mounting part to be connected with the second bearing mechanism, and the second fixing member is installed on the second bearing mechanism in a penetrating mode so as to drive the second fixing member to rotate.

Preferably, the wind-shielding blade plate is fan-shaped, and the rotating space of the wind-shielding blade plate is reduced by arranging the wind-shielding blade plate into a plurality of small fan-shaped structures, so that the effect of saving the moving space is achieved.

Preferably, the mounting panel is fixedly provided with a movable rod, the shaft end of the movable rod is connected with another mounting panel, the mounting panels are connected by the movable rod, and one mounting panel drives all the mounting panels to rotate together by the movable rod, so that all the wind-blocking blades are driven to rotate together.

(III) advantageous effects

Compared with the prior art, the utility model provides a ventilation butterfly valve possesses following beneficial effect:

1. this ventilation butterfly valve, when needs adjusting valve, the starter motor, the motor passes through the rotation axis and drives the driving gear rotation, the driving gear is connected through the meshing and drives driven gear rotation, driven gear passes through the incomplete gear rotation of second rotary rod drive, incomplete gear is connected through the meshing and is driven the mounting panel and remove, the mounting panel utilizes first bearing mechanism and second bearing mechanism to drive the acanthus leaf that keeps out the wind and rotates, the acanthus leaf control ventilation flow size that keeps out the wind is utilized to make equipment reach the effect of control ventilation flow size.

2. This ventilation butterfly valve utilizes incomplete gear to rotate, and the meshing is connected and is driven the mounting panel, realizes that the mounting panel removes about, makes the louver board that keeps out the wind realize opening and closing, and sets up to a plurality of small-size fan-shaped through the louver board that will keep out the wind, reduces the rotation space of louver board that keeps out the wind to messenger's equipment has reached the effect that the louver board rotation range is little and save the activity space that keeps out the wind.

Drawings

FIG. 1 is a front cross-sectional view of the present invention;

fig. 2 is a front view of the present invention;

fig. 3 is a top view of the present invention;

fig. 4 is a schematic diagram of the incomplete gear and the movable plate of the present invention.

In the figure: 1. a main body; 2. a housing; 3. a connecting member; 4. a housing; 5. a motor; 6. a first rotating shaft; 7. a driving gear; 8. a driven gear; 9. a second rotation shaft; 10. an incomplete gear; 11. a movable plate; 12. mounting blocks; 13. a connecting rod; 14. mounting a plate; 15. a movable shaft; 16. a first bearing mechanism; 17. a first fixing member; 18. a wind-shielding blade plate; 19. a second fixing member; 20. a mounting member; 21. a mounting member; 22. a second bearing mechanism; 23. a movable rod.

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. 1-4, a ventilation butterfly valve comprises a main body 1, a housing 2 is fixedly installed on the left side of the main body 1, a connecting part 3 is fixedly installed on the left side of the housing 2, a housing 4 is fixedly installed on the left side of the connecting part 3, a motor 5 is installed inside the housing 4, a first rotating shaft 6 is movably installed on the lower side of the motor 5, a driving gear 7 is fixedly installed on the lower end of the first rotating shaft 6, the driving gear 7 is connected with a driven gear 8 through meshing, a second rotating shaft 9 is fixedly installed on the right side of the driven gear 8, an incomplete gear 10 is fixedly installed on the right end of the second rotating shaft 9, the incomplete gear 10 is connected with a movable plate 11 through meshing, an installation block 12 is fixedly installed on the lower side of the movable plate 11, a connecting rod 13 is fixedly installed on the right side of the installation, a first bearing mechanism 16 is fixedly arranged on the right side of the movable shaft 15, the right side of the first bearing mechanism 16 is connected with the main body 1, a first fixing piece 17 is fixedly arranged on the inner wall of the main body 1, the first fixing piece 17 penetrates through the main body 1 to be connected with the first bearing mechanism 16, the first fixing piece 17 penetrates through the first bearing mechanism 16 to be arranged on the first fixing piece 17, so as to drive the first fixing piece 17 to rotate, a wind-shielding leaf plate 18 is fixedly arranged on the right side of the first fixing piece 17, a second fixing piece 19 is fixedly arranged on the right side of the wind-shielding leaf plate 18, an installation part 20 is fixedly arranged on the right side of the second fixing piece 19, the wind-shielding leaf plate 18 is fixed by the first fixing piece 17 and the second fixing piece 19, the wind-shielding leaf plate 18 is fan-shaped, the wind-shielding leaf plate 18 is arranged into a plurality of small fan-shaped wind-shielding leaf plates, so as to reduce the rotating, a second bearing mechanism 22 is fixedly installed between the two installation parts 21, the second bearing mechanism 22 is stably installed by the installation parts 21, the second fixing part 19 penetrates through the installation part 20 and is connected with the second bearing mechanism 22, the second fixing part 19 penetrates through and is installed on the second bearing mechanism 22, so that the second fixing part 19 is driven to rotate, a movable rod 23 is fixedly installed on the installation plate 14, the shaft end of the movable rod 23 is connected with another installation plate 14, the installation plates 14 are connected by the movable rod 23, one installation plate 14 drives all the installation plates 14 to rotate together by the movable rod 23, and all the wind-shielding blades 18 are driven to rotate together.

The working principle is as follows: when the valve is required to be adjusted, the motor 5 is started, the motor 5 drives the driving gear 7 to rotate through the rotating shaft, the driving gear 7 drives the driven gear 8 to rotate through meshing connection, the driven gear 8 drives the incomplete gear 10 to rotate through the second rotating rod, the incomplete gear 10 drives the mounting plate 14 to move through meshing connection, the mounting plate 14 drives the wind-shielding blade plates 18 to rotate through the first bearing mechanism 16 and the second bearing mechanism 22, the wind-shielding blade plates 18 are used for controlling the size of ventilation flow, the device achieves the effect of controlling the size of the ventilation flow, meanwhile, the mounting plates 14 are connected through the movable rods 23, one mounting plate 14 drives all the mounting plates 14 to rotate together through the movable rods 23, all the wind-shielding blade plates 18 are driven to rotate together, and the rotating space of the wind-shielding blade plates 18 is reduced by arranging the wind-shielding blade plates 18 into a plurality of small fan shapes, thereby the equipment achieves the effects of small rotating range of the wind-shielding blade plate 18 and saving the moving space; the problem of current equipment wind-shield blade 18 rotation range big, the activity space is great, be difficult to control the ventilation flow size is solved.

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. A ventilation butterfly valve, comprising a body (1), characterized in that: the left side fixed mounting of main part (1) has shell (2), the left side fixed mounting of shell (2) has adapting unit (3), the left side fixed mounting of adapting unit (3) has casing (4), the internally mounted of casing (4) has motor (5), the downside movable mounting of motor (5) has first rotation axis (6), the lower extreme fixed mounting of first rotation axis (6) has driving gear (7), driving gear (7) are connected with driven gear (8) through the meshing, the right side fixed mounting of driven gear (8) has second rotation axis (9), the right-hand member fixed mounting of second rotation axis (9) has incomplete gear (10), incomplete gear (10) are connected with fly leaf (11) through the meshing, the downside fixed mounting of fly leaf (11) has installation piece (12), the right side fixed mounting of installation piece (12) has connecting rod (13), the right-hand member fixed mounting of connecting rod (13) has mounting panel (14), the right side fixed mounting of mounting panel (14) has loose axle (15), the right side fixed mounting of loose axle (15) has first bearing mechanism (16), the right side of first bearing mechanism (16) is connected with main part (1).

2. A vent butterfly valve in accordance with claim 1, wherein: the inner wall of the main body (1) is fixedly provided with a first fixing piece (17), and the first fixing piece (17) penetrates through the main body (1) and is connected with the first bearing mechanism (16).

3. A vent butterfly valve in accordance with claim 2, wherein: the right side fixed mounting of first mounting (17) has a weather board (18), the right side fixed mounting of weather board (18) has second mounting (19), the right side fixed mounting of second mounting (19) has installing component (20).

4. A vent butterfly valve in accordance with claim 3, wherein: two installation parts (21) are fixedly installed on the inner wall of the installation part (20), and a second bearing mechanism (22) is fixedly installed between the two installation parts (21).

5. A vent butterfly valve in accordance with claim 3, wherein: the second fixing piece (19) penetrates through the mounting part (20) and is connected with the second bearing mechanism (22).

6. A vent butterfly valve in accordance with claim 3, wherein: the wind-shielding blade plate (18) is in a fan shape.

7. A vent butterfly valve in accordance with claim 1, wherein: the mounting panel (14) is gone up fixed mounting has movable rod (23), the axle head of movable rod (23) is connected with another mounting panel (14).