CN219493081U - Warehouse ventilation barrier gate - Google Patents

Abstract

The utility model discloses a warehouse ventilation barrier gate, which relates to the technical field of ventilation barrier gates and comprises a ventilation barrier frame, wherein two gate plates are arranged in the ventilation barrier frame and are respectively connected with the ventilation barrier frame in a rotating way through a first rotating shaft and a second rotating shaft, the lower end of the second rotating shaft is connected with a connecting shaft in a sliding way, the outer part of the second rotating shaft is connected with a first fixed plate, the outer part of the connecting shaft is connected with a second fixed plate, a spring is connected between the first fixed plate and the second fixed plate, and the lower end of the connecting shaft is connected with a hand wheel. According to the utility model, after the two flashboards are rotated to a certain angle, the hand wheel is loosened, and under the retraction action of the spring, the hand wheel is clamped into the groove again, so that the hand wheel is fixed again, namely the second rotating shaft, the first rotating shaft, the driving belt pulley and the driven belt pulley are fixed, and the two flashboards are prevented from rotating under the action of wind power.

Description

Warehouse ventilation barrier gate

Technical Field

The utility model relates to the technical field of ventilation gates, in particular to a warehouse ventilation gate.

Background

A warehouse, which is a place with high safety requirements, particularly a warehouse for storing chemicals, must ensure a certain ventilation, so that a ventilation channel is usually arranged in the warehouse, and a ventilation gate is used as a part at one end of the ventilation channel to control ventilation.

Chinese patent publication No. CN204176116U discloses a damper, including box-shaped damper main part and valve plate, the valve plate concatenates in the damper main part inner chamber through the valve shaft and is the rotation state, all be equipped with the mounting panel on two faces that the damper main part inner chamber is perpendicular with the valve shaft, one end of valve shaft supports in a mounting panel, the other end of valve shaft passes another mounting panel and valve main part and stretches out the outside of damper main part. The inner side of the air brake main body is provided with the support plate for supporting the valve shaft, so that the sealing problem of the valve shaft caused by penetrating through the air valve main body is avoided. The pointer is arranged at the extending end of the valve shaft and corresponds to the scale on the bracket, so that the opening degree of the valve plate is indicated, and ventilation control is facilitated.

However, after the valve plate rotates to a certain angle, under the action of wind force, the valve plate is easy to passively rotate, so that the control of the air quantity is affected.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a warehouse ventilation gate, which is used for fixing a second rotating shaft, a first rotating shaft, a driving belt pulley and a driven belt pulley through fixing a hand wheel, so that two gate plates are prevented from rotating under the action of wind power.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a warehouse ventilation barrier floodgate, includes the air brake frame, be provided with two flashboards in the air brake frame, two the flashboard respectively through first pivot, second pivot with the air brake frame rotates to be connected, the lower extreme sliding connection of second pivot has the connecting axle, just the external connection of second pivot has first fixed plate, the external connection of connecting axle has the second fixed plate, first fixed plate with be connected with the spring between the second fixed plate, the lower extreme of connecting axle is connected with the hand wheel, first fixed plate the second fixed plate the outside cover of hand wheel is equipped with the hollow post, the lower extreme of hollow post is seted up flutedly.

Preferably, a driven pulley is fixed at the upper end of the first rotating shaft, a driving pulley is fixed at the upper end of the second rotating shaft, and the driven pulley is connected with the driving pulley through a belt.

Preferably, the hollow column is fixedly connected with the air brake frame, and the size of the groove is matched with the size of the hand wheel.

Preferably, the first fixing plate and the second fixing plate are respectively and fixedly connected with the second rotating shaft and the connecting shaft, and the first fixing plate and the second fixing plate are both in sliding connection with the hollow column.

Preferably, a sealing ring is fixed at the edge of the flashboard.

Preferably, a filter screen is arranged at one end of the inner part of the air brake frame, and the filter screen is in a grid-shaped structure.

Preferably, a frame body is fixed at the edge of the filter screen, mounting plates are symmetrically fixed in the air brake frame, and the frame body is connected with the mounting plates through screws.

Preferably, the anti-slip sleeve is sleeved outside the hand wheel, and the anti-slip sleeve is made of rubber materials.

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

1. when the hand wheel rotates, the hand wheel drives the connecting shaft and the second rotating shaft to rotate, so that the driving belt pulley rotates, and under the connecting action of the belt, the driven belt pulley and the first rotating shaft can keep synchronous rotation with the driving belt pulley, so that synchronous rotation of the two flashboards is realized, and further, the air quantity is adjusted;

2. through pulling down the hand wheel, make the spring receive tensile, the hand wheel breaks away from with the recess, alright cancel the fixed to the hand wheel, rotate two flashboards to certain angle after, loosen the hand wheel, under the effect of retracting of spring, the hand wheel clamps into the recess again, makes the hand wheel fixed once more, realizes the fixed to second pivot, first pivot, driving pulley and driven pulley promptly to avoid under wind-force effect, two flashboards take place to rotate.

Drawings

FIG. 1 is a schematic top view of the front side of a warehouse ventilation barrier according to the present utility model;

fig. 2 is a schematic bottom view of a warehouse ventilation barrier according to the present utility model;

FIG. 3 is a schematic cross-sectional view of a warehouse ventilation gate according to the present utility model;

FIG. 4 is an enlarged schematic view of the warehouse ventilation gate at A in FIG. 3 according to the present utility model;

FIG. 5 is an enlarged schematic view of the warehouse ventilation barrier according to the present utility model at B in FIG. 3;

fig. 6 is a schematic view of a rear side structure of a warehouse ventilation barrier according to the present utility model.

In the figure: 1. a damper frame; 2. a flashboard; 3. a first rotating shaft; 4. a second rotating shaft; 5. a driven pulley; 6. a driving pulley; 7. a belt; 8. a connecting shaft; 9. a first fixing plate; 10. a second fixing plate; 11. a spring; 12. a hand wheel; 13. a hollow column; 14. a groove; 15. a filter screen; 16. a frame; 17. a mounting plate; 18. and (5) a screw.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-6, a warehouse ventilation barrier comprises a barrier frame 1, two gate plates 2 are arranged in the barrier frame 1, the two gate plates 2 are respectively connected with the barrier frame 1 through a first rotating shaft 3 and a second rotating shaft 4 in a rotating way, a driven pulley 5 is fixed at the upper end of the first rotating shaft 3, a driving pulley 6 is fixed at the upper end of the second rotating shaft 4, the driven pulley 5 is connected with the driving pulley 6 through a belt 7, the lower end of the second rotating shaft 4 is connected with a connecting shaft 8 in a sliding way, the outer part of the second rotating shaft 4 is connected with a first fixed plate 9, the outer part of the connecting shaft 8 is connected with a second fixed plate 10, a spring 11 is connected between the first fixed plate 9 and the second fixed plate 10, the lower end of the connecting shaft 8 is connected with a hand wheel 12, the hand wheel 12 is rotated while the hand wheel 12 is pulled downwards, the connecting shaft 8 and the second rotating shaft 4 are driven by the hand wheel 12, the driving pulley 6 is driven to rotate, under the connection action of the belt 7, the driven pulley 5 and the first rotating shaft 3 can keep synchronous rotation with the driving pulley 6, so that synchronous rotation of the two flashboards 2 is realized, the first fixing plate 9, the second fixing plate 10 and the outer part of the hand wheel 12 are sleeved with hollow columns 13, the lower ends of the hollow columns 13 are provided with grooves 14, the hollow columns 13 are fixedly connected with the air brake frame 1, the size of the grooves 14 is matched with that of the hand wheel 12, the outer part of the hand wheel 12 is sleeved with an anti-skid sleeve made of rubber materials, the anti-skid sleeve can increase friction force between the hand wheel 12 and the grooves 14, after the two flashboards 2 are rotated to a certain angle, the hand wheel 12 is loosened, under the retraction action of springs 11, the connecting shaft 8 and the second fixing plate 10 are reset upwards, the hand wheel 12 is clamped into the grooves 14 again, the hand wheel 12 is fixed again, namely, the second rotating shaft 4, the first rotating shaft 3, the driving belt pulley 6 and the driven belt pulley 5 are fixed, so that the two flashboards 2 are prevented from rotating under the action of wind power.

The first fixing plate 9 and the second fixing plate 10 are fixedly connected with the second rotating shaft 4 and the connecting shaft 8 respectively, the first fixing plate 9 and the second fixing plate 10 are connected with the hollow column 13 in a sliding mode, and when the hand wheel 12 is pulled downwards, the connecting shaft 8 drives the second fixing plate 10 to move downwards, so that the spring 11 is stretched.

The edge of the shutter 2 is fixed with a sealing ring, which can enhance the sealing property when the shutter frame 1 is closed by using the shutter 2.

The inside one end of air brake frame 1 is provided with filter screen 15, and filter screen 15 is grid column structure, and the quantity of outside debris entering the air duct through air brake frame 1 can significantly reduce to filter screen 15.

The edge of the filter screen 15 is fixed with a frame body 16, the air brake frame 1 is internally and symmetrically fixed with a mounting plate 17, the frame body 16 is connected with the mounting plate 17 through a screw 18, and the structure is used for mounting the filter screen 15.

In the utility model, when the angle of the flashboard 2 needs to be adjusted to achieve the purpose of controlling the air quantity, the hand wheel 12 is pulled downwards until the hand wheel 12 is separated from the groove 14, the hand wheel 12 is fixed by the hollow column 13, during the period, the connecting shaft 8 and the hand wheel 12 synchronously move downwards, the second fixing plate 10 moves downwards along with the connecting shaft 8, the spring 11 is stretched, then the hand wheel 12 is rotated while the hand wheel 12 is pulled downwards, the hand wheel 12 drives the connecting shaft 8 and the second rotating shaft 4 to rotate, the driving pulley 6 is driven to rotate, the driven pulley 5 and the first rotating shaft 3 are kept synchronously rotating with the driving pulley 6 under the connection action of the belt 7, so that the synchronous rotation of the two flashboard 2 is realized, the hand wheel 12 is released under the retraction action of the spring 11, the connecting shaft 8 and the second fixing plate 10 are reset upwards, the hand wheel 12 is clamped into the groove 14 again, and the fixing of the second rotating shaft 4, the first rotating shaft 3, the driving pulley 6 and the driven pulley 5 is realized, and the rotation of the two flashboard 2 is avoided under the connection action of the belt 7.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (8)

1. The utility model provides a warehouse ventilation barrier floodgate, includes air brake frame (1), its characterized in that, be provided with two flashboards (2) in air brake frame (1), two flashboard (2) respectively through first pivot (3), second pivot (4) with air brake frame (1) rotate and connect, the lower extreme sliding connection of second pivot (4) has connecting axle (8), just the external connection of second pivot (4) has first fixed plate (9), the external connection of connecting axle (8) has second fixed plate (10), first fixed plate (9) with be connected with spring (11) between second fixed plate (10), the lower extreme of connecting axle (8) is connected with hand wheel (12), first fixed plate (9) second fixed plate (10) the outside cover of hand wheel (12) is equipped with hollow post (13), recess (14) are seted up to the lower extreme of hollow post (13).

2. A warehouse ventilation gate according to claim 1, characterized in that the upper end of the first shaft (3) is fixed with a driven pulley (5), the upper end of the second shaft (4) is fixed with a driving pulley (6), and the driven pulley (5) is connected with the driving pulley (6) by a belt (7).

3. A warehouse ventilation barrier according to claim 1, characterized in that the hollow post (13) is fixedly connected to the barrier frame (1), and the size of the recess (14) is adapted to the size of the hand wheel (12).

4. A warehouse ventilation barrier according to claim 1, characterized in that the first fixing plate (9) and the second fixing plate (10) are fixedly connected with the second rotating shaft (4) and the connecting shaft (8), respectively, and the first fixing plate (9) and the second fixing plate (10) are slidably connected with the hollow column (13).

5. A warehouse ventilation barrier according to claim 1, characterized in that the edge of the shutter (2) is fixed with a sealing ring.

6. A warehouse ventilation barrier according to claim 1, characterized in that the inner end of the barrier frame (1) is provided with a screen (15), the screen (15) being in a grid-like structure.

7. A warehouse ventilation barrier according to claim 6, characterized in that the edge of the filter screen (15) is fixed with a frame (16), the inside of the ventilation barrier frame (1) is symmetrically fixed with a mounting plate (17), and the frame (16) is connected with the mounting plate (17) through a screw (18).

8. A warehouse ventilation barrier according to claim 1, characterized in that the outer part of the hand wheel (12) is sleeved with an anti-slip sleeve, which is made of rubber.