CN221122450U - Ventilation equipment - Google Patents

Abstract

The utility model belongs to the technical field of ventilation, in particular to a ventilation device, which comprises a box body; the top end and the bottom end of the box body are both open; a pair of connecting frames are fixedly connected in the box body; a circular plate is rotatably connected between the pair of connecting frames, and a group of ventilation blades are fixedly connected to the outer surfaces of the circular plates between the pair of connecting frames; a connecting plate is fixedly connected to the bottom end of the box body; the bottom end of the connecting plate is fixedly connected with a cylinder; the connecting plate is provided with a round hole, and the cylinder is connected with the inside of the box body through the round hole; a first rotating shaft is fixedly connected in the middle of the bottom end of the circular plate; a sleeve is fixedly connected to the bottom end of the cylinder; the bottom end of the sleeve is provided with an air dispersing unit, and the side wall of the sleeve is provided with a group of air vents; a motor is fixedly connected to the inner bottom end of the sleeve; the utility model provides ventilation equipment, which aims to solve the problem that in the prior art, indoor air cannot be uniformly ventilated.

Description

Ventilation equipment

Technical Field

The utility model belongs to the field of ventilation, and particularly relates to ventilation equipment.

Background

The fresh air is important for us at any time, dizziness, chest distress and dyspnea can occur in the condition of overlong stay time of a closed space, if the air is not circulated when the fire is used in winter, carbon monoxide poisoning can be caused, life can be seriously influenced, the ventilation is not only important for people, but also important for the cultivation of some domestic animals and poultry, and if the air in the farm is not circulated frequently, germs can be generated, and a large number of death of the domestic animals can occur seriously, so that the ventilation of the air is far more important than imagination.

In the prior art, most of the equipment is driven by a motor, ventilation work cannot be performed under the condition that the motor is not started, fresh air cannot be timely dispersed after ventilation of the equipment is started, air in a room cannot be uniformly replaced, air in the room is required to be completely replaced through natural ventilation, and therefore the equipment has slow working efficiency and wastes a large amount of energy.

Therefore, the utility model provides a ventilation equipment.

Disclosure of utility model

In order to make up the defects of the prior art, most of the equipment is driven by a motor, ventilation work cannot be carried out under the condition that the motor is not started, fresh air cannot be timely dispersed after the equipment is started for ventilation, the air in a room cannot be uniformly replaced, natural ventilation is needed to completely replace the air in the room, and the problems of slow working efficiency and great energy waste are caused.

The technical scheme adopted for solving the technical problems is as follows: the utility model relates to a ventilation device, which comprises a box body; the top end and the bottom end of the box body are both open; a pair of connecting frames which are distributed up and down relatively are fixedly connected in the box body; a circular plate is rotatably connected between the pair of connecting frames, and a group of ventilation blades are fixedly connected to the outer surfaces of the circular plates between the pair of connecting frames; a connecting plate is fixedly connected to the bottom end of the box body; the bottom end of the connecting plate is fixedly connected with a cylinder, and both ends of the cylinder are opened; the connecting plate is provided with a round hole, and the cylinder is connected with the inside of the box body through the round hole; a first rotating shaft is fixedly connected in the middle of the bottom end of the circular plate, and one end of the first rotating shaft extends into the cylinder; the bottom end of the cylinder is fixedly connected with a sleeve, and the top end of the sleeve is open; the bottom end of the sleeve is provided with an air dispersing unit, and the side wall of the sleeve is provided with a group of air vents; a motor is fixedly connected to the inner bottom end of the sleeve; the motor output end is equipped with the output shaft, and the one end that the output shaft kept away from the motor is equipped with unidirectional rotation unit.

Preferably, the air dispersing unit comprises a round block; the round block is rotationally connected to the bottom end of the sleeve, and a group of long fan blades are fixedly connected to the outer side of the round block; a square column is connected in the round block in a sliding manner, and one end of the square column extends into the sleeve; a square groove is formed in one end, opposite to the square column, of the first rotating shaft; the outer surface of one end of the square column in the sleeve is fixedly connected with a clamping plate; the outer surface of the round block below the long fan blade is connected with a threaded rod in a threaded manner; one end of the threaded rod, which is far away from the round block, is fixedly connected with a handle; and the square column is provided with a limiting hole relative to the outer surface of the threaded rod.

Preferably, the unidirectional rotation unit includes a first gear; the first gear is rotationally connected to the output shaft; a pair of first sliding grooves are formed in the outer surface of one end, far away from the motor, of the output shaft, and sliding blocks are connected in the first sliding grooves in a sliding manner; the inner side walls of the pair of first sliding grooves are fixedly connected with tension springs, and one ends of the tension springs, which are far away from the side walls of the first sliding grooves, are fixedly connected to the sliding blocks; a second sliding groove is formed in the first gear relative to the pair of sliding blocks; the outer surface of the first rotating shaft is fixedly connected with a second gear; the first gear and the second gear are meshed with each other; a second rotating shaft is fixedly connected in the middle of the top end of the circular plate; the second rotating shaft extends out of the box body; the outer surface of one end of the second rotating shaft extending out of the box body is fixedly connected with an arc-shaped fan blade.

Preferably, the bottom in the sleeve is fixedly connected with a group of water storage tanks; a circular plate is fixedly connected in the middle of the inner bottom of the sleeve, and a group of water tanks are communicated through the circular plate; the top ends of the water storage tanks and the circular plate are fixedly connected with a tank cover, and small holes are formed in the tank cover; the outer surface of one end, far away from the circular plate, of the first rotating shaft is rotationally connected to the middle of the box cover, and the output shaft is rotationally connected to the box cover; a water inlet pipe is fixedly connected to the box cover and is communicated with one of a group of water storage tanks; the water inlet pipe extends out of the side wall of the cylinder.

Preferably, the top end of the box body is fixedly connected with a pair of first support columns and a pair of second support columns relatively; and the top ends of the pair of first support columns and the pair of second support columns are fixedly connected with inclined rain baffles.

Preferably, a square filter screen is fixedly connected at the top end opening of the box body; the second rotating shaft is rotationally connected between the square filter screen; a group of the air vents are fixedly connected with a long filter screen.

The beneficial effects of the utility model are as follows:

1. According to the ventilation equipment, fresh air converted by the equipment can be dispersed through the air dispersing unit, the ventilation efficiency is accelerated, the heat quantity can be reduced by evaporating moisture from the water storage tank, the circulation of air can be accelerated, and the square filter screen and the long filter screen are fixedly connected to the air inlet and the air outlet respectively, so that sundries can be prevented from entering the equipment, and the equipment is prevented from being broken down.

2. According to the ventilation equipment, the unidirectional rotation unit can be used for ventilation by supplying power to natural wind under the condition that the motor cannot work, and the motor is unidirectional to drive the ventilation fan blades to rotate, so that the motor cannot be driven to work when the motor does not work, and the motor cannot be damaged.

Drawings

The utility model is further described below with reference to the accompanying drawings.

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a cross-sectional view of the present utility model;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is a schematic view of the structure of the present utility model;

FIG. 5 is a view showing the internal structure of a first gear in the present utility model

FIG. 6 is an enlarged view of a portion of FIG. 5 at B;

In the figure: 1. a case; 2. a connection frame; 3. a circular plate; 4. ventilation fan blades; 5. a connecting plate; 6. a cylinder; 7. a first rotation shaft; 8. a sleeve; 9. a vent; 10. a motor; 11. an output shaft; 12. round blocks; 13. long fan blades; 14. square columns; 15. a square groove; 16. a clamping plate; 17. a threaded rod; 18. a handle; 19. a limiting hole; 20. a first gear; 21. a first chute; 22. a slide block; 23. a tension spring; 24. a second chute; 25. a second gear; 26. a second rotation shaft; 27. arc-shaped fan blades; 28. a water storage tank; 29. a circular plate; 30. a case cover; 31. a water inlet pipe; 32. a first support column; 33. a second support column; 34. tilting the rain shield; 35. a square filter screen; 36. an elongated filter screen.

Detailed Description

The utility model is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1 to 6, a ventilation device according to the present utility model includes a case 1; the top end and the bottom end of the box body 1 are both open; a pair of connecting frames 2 which are distributed up and down relatively are fixedly connected in the box body 1; a circular plate 3 is rotatably connected between the pair of connecting frames 2, a group of ventilation fan blades 4 are fixedly connected to the outer surfaces of the circular plates 3 between the pair of connecting frames 2, and the ventilation fan blades 4 are air inlet fan blades; the bottom end of the box body 1 is fixedly connected with a connecting plate 5; a cylinder 6 is fixedly connected to the bottom end of the connecting plate 5, and two ends of the cylinder 6 are opened; the connecting plate 5 is provided with a round hole, and the cylinder 6 is connected with the inside of the box body 1 through the round hole; a first rotating shaft 7 is fixedly connected in the middle of the bottom end of the circular plate 3, and one end of the first rotating shaft 7 extends into the cylinder 6; a sleeve 8 is fixedly connected to the bottom end of the cylinder 6, and the top end of the sleeve 8 is open; the bottom end of the sleeve 8 is provided with a wind dispersing unit, the side wall of the sleeve is provided with a group of air vents 9, fresh air converted by the equipment can be dispersed through the wind dispersing unit, and the ventilation efficiency is accelerated; the inner bottom end of the sleeve 8 is fixedly connected with a motor 10; the output end of the motor 10 is provided with an output shaft 11, and one end of the output shaft 11 far away from the motor 10 is provided with a unidirectional rotation unit, so that natural wind can provide power for ventilation under the condition that the motor 10 cannot work.

The air dispersing unit comprises a round block 12; the round block 12 is rotatably connected to the bottom end of the sleeve 8, and a group of long fan blades 13 are fixedly connected to the outer side of the round block 12; the round block 12 is connected with a square column 14 in a sliding way, and one end of the square column 14 extends into the sleeve 8; a square groove 15 is formed at one end of the first rotating shaft 7 opposite to the square column 14; the outer surface of one end of the square column 14 in the sleeve 8 is fixedly connected with a clamping plate 16 to prevent the square column 14 from falling off; the outer surface of the round block 12 below the long fan blade 13 is connected with a threaded rod 17 in a threaded manner; a handle 18 is fixedly connected to one end of the threaded rod 17, which is far away from the round block 12; the outer surface of the square column 14 opposite to the threaded rod 17 is provided with a limiting hole 19, and the square column 14 is pushed to be fixed when in use; when not needed, the threaded rod 17 is unscrewed from the limiting hole 19 to cancel the clamping.

The unidirectional rotation unit includes a first gear 20; the first gear 20 is rotatably connected to the output shaft 11; a pair of first sliding grooves 21 are formed in the outer surface of one end, far away from the motor 10, of the output shaft 11, and sliding blocks 22 are slidably connected in the first sliding grooves 21; the inner side walls of the pair of first sliding grooves 21 are fixedly connected with tension springs 23, and one ends of the tension springs 23, which are far away from the side walls of the first sliding grooves 21, are fixedly connected to sliding blocks 22; a second sliding groove 24 is formed in the first gear 20 and opposite to the pair of sliding blocks 22, the sliding blocks 22 are thrown into the second sliding groove 24 by centrifugal force when the motor 10 is started, the second sliding groove 24 can only enter half of the sliding blocks 22, and the sliding blocks 22 are pulled back to the original positions by the tension springs 23 when the motor 10 is stopped; the outer surface of the first rotating shaft 7 is fixedly connected with a second gear 25; the first gear 20 and the second gear 25 are engaged with each other; a second rotating shaft 26 is fixedly connected in the middle of the top end of the circular plate 3; the second rotating shaft 26 extends out of the box body 1; the outer surface of one end of the second rotating shaft 26 extending out of the box body 1 is fixedly connected with arc-shaped fan blades 27, because the motor 10 drives the ventilation fan blades 4 to rotate in a unidirectional way, the motor 10 can not drive the motor 10 to work when the motor 10 does not work, and the motor 10 can not be damaged.

A group of water storage tanks 28 are fixedly connected at the bottom of the sleeve 8; a circular plate 29 is fixedly connected in the middle of the bottom in the sleeve 8, and a group of water tanks are communicated through the circular plate 29; the top ends of the water storage tank 28 and the annular plate 29 are fixedly connected with a tank cover 30, and the tank cover 30 is provided with small holes; the outer surface of one end, far away from the circular plate 3, of the first rotating shaft 7 is rotatably connected to the middle of the box cover 30, and the output shaft 11 is rotatably connected to the box cover 30; a water inlet pipe 31 is fixedly connected to the box cover 30, and the water inlet pipe 31 is communicated with one of a group of water storage tanks 28; the water inlet pipe 31 extends from the side wall of the cylinder 6, and the water storage tank 28 can reduce heat by evaporating water and accelerate air circulation.

A pair of first support columns 32 and a pair of second support columns 33 are fixedly connected to the top end of the box body 1 relatively; the top ends of the pair of first support columns 32 and the pair of second support columns 33 are fixedly connected with inclined rain baffles 34, so that rainwater is prevented from entering in rainy days.

A square filter screen 35 is fixedly connected at the opening of the top end of the box body 1; the second rotating shaft 26 is rotatably connected in the middle of the square filter screen 35; a group of long filter screens 36 are fixedly connected in the air vent 9, and square filter screens 35 and long filter screens 36 are fixedly connected in the air inlet and the air outlet respectively, so that sundries can be prevented from entering equipment, and the equipment is prevented from being broken down.

Working principle: the sliding block 22 of the starting motor 10 is thrown into the second sliding groove 24 by centrifugal force, the first gear 20 drives the second gear 25 fixedly connected to the first rotating shaft 7, the ventilation fan blade 4 fixedly connected to the circular plate 3 starts ventilation through the transmission of the first rotating shaft 7, the square column 14 is pushed into the square groove 15 before the motor 10 is started by using the wind dispersing unit, and then the threaded rod 17 is screwed into the limiting hole 19.

The front, rear, left, right, up and down are all based on fig. 1 in the drawings of the specification, the face of the device facing the observer is defined as front, the left side of the observer is defined as left, and so on, according to the viewing angle of the person.

In the description of the present utility model, it should be understood that the terms "center," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the scope of the present utility model.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. A ventilation device, characterized by comprising a casing (1); the top end and the bottom end of the box body (1) are both open; a pair of connecting frames (2) which are distributed up and down relatively are fixedly connected in the box body (1); a circular plate (3) is rotatably connected between the pair of connecting frames (2), and a group of ventilation blades (4) are fixedly connected to the outer surfaces of the circular plates (3) between the pair of connecting frames (2); a connecting plate (5) is fixedly connected to the bottom end of the box body (1); a cylinder (6) is fixedly connected to the bottom end of the connecting plate (5), and two ends of the cylinder (6) are opened; a round hole is formed in the connecting plate (5), and the cylinder (6) is connected with the inside of the box body (1) through the round hole; a first rotating shaft (7) is fixedly connected in the middle of the bottom end of the circular plate (3), and one end of the first rotating shaft (7) extends into the cylinder (6); a sleeve (8) is fixedly connected to the bottom end of the cylinder (6), and the top end of the sleeve (8) is open; the bottom end of the sleeve (8) is provided with an air dispersing unit, and the side wall of the sleeve is provided with a group of air vents (9); a motor (10) is fixedly connected at the inner bottom end of the sleeve (8); the output end of the motor (10) is provided with an output shaft (11), and one end of the output shaft (11) far away from the motor (10) is provided with a unidirectional rotation unit.

2. A ventilation device according to claim 1, characterized in that the air-dispersing unit comprises a round block (12); the round block (12) is rotationally connected to the bottom end of the sleeve (8), and a group of long fan blades (13) are fixedly connected to the outer side of the round block (12); the round block (12) is connected with a square column (14) in a sliding way, and one end of the square column (14) extends into the sleeve (8); one end of the first rotating shaft (7) opposite to the square column (14) is provided with a square groove (15); the outer surface of one end of the square column (14) in the sleeve (8) is fixedly connected with a clamping plate (16); the outer surface of the round block (12) below the long fan blade (13) is connected with a threaded rod (17) in a threaded manner; one end of the threaded rod (17) far away from the round block (12) is fixedly connected with a handle (18); and the square column (14) is provided with a limiting hole (19) relative to the outer surface of the threaded rod (17).

3. A ventilation device according to claim 1, characterized in that the unidirectional rotation unit comprises a first gear (20); the first gear (20) is rotationally connected to the output shaft (11); a pair of first sliding grooves (21) are formed in the outer surface of one end, far away from the motor (10), of the output shaft (11), and sliding blocks (22) are connected in the first sliding grooves (21) in a sliding mode; the inner side walls of the pair of first sliding grooves (21) are fixedly connected with tension springs (23), and one ends of the tension springs (23) far away from the side walls of the first sliding grooves (21) are fixedly connected to sliding blocks (22); a second sliding groove (24) is formed in the first gear (20) relative to the pair of sliding blocks (22); the outer surface of the first rotating shaft (7) is fixedly connected with a second gear (25); the first gear (20) and the second gear (25) are meshed with each other; a second rotating shaft (26) is fixedly connected in the middle of the top end of the circular plate (3); the second rotating shaft (26) extends out of the box body (1); the outer surface of one end of the second rotating shaft (26) extending out of the box body (1) is fixedly connected with arc-shaped fan blades (27).

4. A ventilation device according to claim 3, characterized in that a group of water storage tanks (28) are fixedly connected to the bottom of the sleeve (8); a circular plate (29) is fixedly connected in the middle of the inner bottom of the sleeve (8), and a group of water storage tanks (28) are communicated through the circular plate (29); the top ends of the water storage tanks (28) and the annular plates (29) are fixedly connected with a tank cover (30), and small holes are formed in the tank cover (30); the outer surface of one end, far away from the circular plate (3), of the first rotating shaft (7) is rotationally connected to the middle of the box cover (30), and the output shaft (11) is rotationally connected to the box cover (30); a water inlet pipe (31) is fixedly connected to the box cover (30), and the water inlet pipe (31) is communicated with one of a group of water storage tanks (28); the water inlet pipe (31) extends out of the side wall of the cylinder (6).

5. A ventilation device according to claim 4, wherein the top end of the box body (1) is fixedly connected with a pair of first support columns (32) and a pair of second support columns (33) relatively, and the first support columns (32) are higher than the second support columns (33); the top ends of the pair of first support columns (32) and the pair of second support columns (33) are fixedly connected with inclined rain baffles (34).

6. A ventilation device according to claim 3, characterized in that the square filter screen (35) is fixedly connected to the top opening of the box body (1); the second rotating shaft (26) is rotatably connected in the middle of the square filter screen (35); a group of air vents (9) are fixedly connected with a long filter screen (36).