Automatic tensioning device for poultry house fan belt

Abstract

The utility model discloses an automatic tensioning device for a poultry house fan belt, and relates to the technical field of engines, the automatic tensioning device for the poultry house fan belt comprises a shell and a fan, supporting stand columns are arranged on the front side and the rear side of the shell, and a fastening block is arranged on the surface of the front supporting stand column in the two supporting stand columns. The tensioning wheel and the connecting block are connected and fixed through the connecting shaft and the connecting rod, an external tensioning mode is adopted, the tensioning wheel is made to be close to one side of the driving wheel as much as possible, and the tensioning wheel is made to be close to the other side of the driving wheel as much as possible. The connecting rod can be driven to swing through compression and bounce of the spring, then the tensioning wheel is driven to tension the belt, automatic tensioning of the belt is achieved through the automatic tensioning wheel, the service life of the belt is effectively prolonged, and the maintenance cost caused by looseness of the belt due to long-time use in the later period is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of engines, in particular to an automatic tensioning device for a fan belt of a poultry house. Background Art

[0002] The engines currently used drive the V-type transmission belts to move, and a manual tensioning wheel or a certain component is mostly used to achieve the belt tensioning effect. According to the current technical level, the V-type transmission belt will soon become loose after the initial pre-tightening, and must be manually tensioned again, which increases the complexity and labor intensity of the operation. The need for frequent belt tensioning will greatly reduce the operating efficiency and production efficiency of the equipment. If the belt is seriously loose, it may cause unstable operation of the equipment or even failure, posing certain safety hazards. Utility Model Content

[0003] 1. Technical issues to be resolved

[0004] In view of the shortcomings of the prior art, the utility model provides an automatic tensioning device for the poultry house fan belt, which solves the problem that the need for frequent belt tensioning will greatly reduce the operating efficiency and production efficiency of the equipment. If the belt is seriously loose, it may cause unstable operation of the equipment or even malfunction.

[0005] (II) Technical solution

[0006] To achieve the above objectives, the utility model is implemented through the following technical solutions: an automatic belt tensioning device for a poultry house fan, comprising a shell and a fan, support columns are provided on the front and rear sides of the shell, a fastening block is provided on the surface of the support column located in the front of the two support columns, a fixing block is fixedly connected to the rear surface of the fastening block, a tensioning wheel is provided on the left side of the fixing block, a connecting block is provided on the rear surface of the fixing block, a slot 1 is provided on the left surface of the connecting block, a connecting rod is movably connected in the slot 1, a limiting block is fixedly connected to the front surface of the connecting block, a motor is provided in the shell, a driving wheel is fixedly connected to the output shaft of the motor, a driven wheel is provided on the surface of the fan, a belt is provided between the driving wheel and the driven wheel, a spring is fixedly connected to the right surface of the connecting rod, and the spring is fixedly connected to the slot 1.

[0007] As a preferred technical solution of the utility model, a connecting shaft is fixedly connected to the left surface of the connecting rod, and the connecting shaft is fixedly connected to the tensioning wheel. A second slot is penetrated through the upper surface of the fastening block, and the second slot is movably connected to the support column located in the front of the two support columns.

[0008] As an optimal technical solution of the utility model, a limiting groove is provided on the surface of the fixed block, the limiting groove is movably engaged with the limiting block, a hole is provided on the surface of the limiting block, a screw is rotatably connected inside the fixed block, and the screw is threadedly sleeved with the hole.

[0009] As a preferred technical solution of the utility model, a fixing ring is fixedly connected to the annular side surface of the motor, and the fixing ring is fixedly connected to the housing.

[0010] As a preferred technical solution of the utility model, a set of screws are arranged on the surface of the two support columns, the tensioning wheel is in contact with the belt, and the two sets of screws are threadedly sleeved with the outer shell.

[0011] (III) Beneficial effects

[0012] 1. The connecting block is connected to the fixed block through the limit block fixed thereon. The tensioning wheel can swing up and down through the compression or rebound of the spring. The tensioning wheel and the connecting block are connected and fixed by a connecting shaft and a connecting rod. The external tensioning method is adopted to make the tensioning wheel as close to the driving wheel as possible. The compression and rebound of the spring can drive the swing of the connecting rod, and then drive the tensioning wheel to tension the belt. The automatic tensioning of the belt is realized through the automated tensioning wheel, which effectively delays the service life of the belt and reduces the maintenance cost caused by the loosening of the belt due to the long use time in the later stage.

[0013] 2. When in use, the limit block sleeved on the screw is moved by rotating the screw rod under the action of the thread. The limit block will drive the connecting block fixed with it to move during the movement. The connecting block will drive the connecting rod and the tensioning wheel to move together during the movement. The movement is adjusted to fit the belt, so that the tensioning wheel is tensioned with the belt to the greatest extent. Flexible adjustment meets the use needs and improves the overall practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The above description is only an overview of the technical solution of the utility model. In order to more clearly understand the technical means of the utility model and implement it according to the contents of the specification, the following is a detailed description of the preferred embodiments of the utility model in conjunction with the accompanying drawings.

[0015] Figure 1 It is the overall structure diagram of the utility model;

[0016] Figure 2 This is a structural diagram of the driving wheel in the utility model;

[0017] Figure 3 This is a structural diagram of the supporting column in the utility model;

[0018] Figure 4 This is a structural diagram of the connecting block in the utility model.

[0019] Legend: 1. Belt; 2. Driving wheel; 3. Tensioning wheel; 4. Spring; 5. Connecting block; 6. Driven wheel; 7. Fastening block; 8. Support column; 9. Fan; 10. Housing; 11. Motor; 12. Screw; 13. Connecting shaft; 14. Connecting rod; 15. Slot 1; 16. Hole; 17. Fixing block; 18. Slot 2; 19. Screw; 20. Limiting groove; 21. Limiting block; 22. Fixing ring. DETAILED DESCRIPTION

[0020] The embodiment of the present application provides an automatic belt tensioning device for a poultry house fan, which effectively solves the problem that the need for frequent belt tensioning will greatly reduce the operating efficiency and production efficiency of the equipment. If the belt is seriously loose, it may cause unstable operation of the equipment or even malfunction. The tensioning wheel 3 and the connecting block 5 are connected and fixed by a connecting shaft 13 and a connecting rod 14. The tensioning wheel 3 is made as close to the side of the driving wheel 2 as possible by adopting an external tensioning method. The compression and rebound of the spring 4 can drive the swing of the connecting rod 14, and then drive the tensioning wheel 3 to tension the belt 1. The automatic tensioning of the belt 1 is achieved by the automated tensioning wheel 3, which effectively delays the service life of the belt 1 and reduces the maintenance cost caused by the loosening of the belt 1 due to the long use time in the later stage.

[0021] Example

[0022] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the technical solution in the embodiment of the present application effectively solves the problem that the frequent belt tensioning will greatly reduce the operating efficiency and production efficiency of the equipment. If the belt is seriously loose, it may cause the equipment to run unstably or even fail. The overall idea is as follows:

[0023] In view of the problems existing in the prior art, the utility model provides an automatic tensioning device for a fan belt in a poultry house, including a shell 10 and a fan 9. Support columns 8 are arranged on both the front and rear sides of the shell 10. A fastening block 7 is arranged on the surface of the support column 8 located in the front of the two support columns 8. A fixing block 17 is fixedly connected to the rear surface of the fastening block 7. A tensioning wheel 3 is arranged on the left side of the fixing block 17. A connecting block 5 is arranged on the rear surface of the fixing block 17. A card slot 15 is opened on the left surface of the connecting block 5. A connecting rod 14 is movably connected to the card slot 15. A limiting block 21 is fixedly connected to the front surface of the connecting block 5. A motor 11 is arranged in the shell 10, and the output shaft of the motor 11 is fixedly connected to the driving wheel 2, a driven wheel 6 is arranged on the surface of the fan 9, a belt 1 is arranged between the driving wheel 2 and the driven wheel 6, a spring 4 is fixedly connected to the right surface of the connecting rod 14, the spring 4 is fixedly connected to the card slot 15, the connecting block 5 is connected to the fixed block 17 through the limit block 21 fixed thereon, the tensioning wheel 3 can be made to swing up and down by the compression or rebound of the spring 4, the tensioning wheel 3 and the connecting block 5 are connected and fixed by the connecting shaft 13 and the connecting rod 14, and the external tensioning method is adopted to make the tensioning wheel 3 as close to the side of the driving wheel 2 as possible.

[0024] A connecting shaft 13 is fixedly connected to the left surface of the connecting rod 14, and the connecting shaft 13 is fixedly connected to the tensioning wheel 3. A second slot 18 is penetrated on the upper surface of the fastening block 7, and the second slot 18 is movably engaged with the support column 8 located in the front of the two support columns 8. A limiting slot 20 is provided on the surface of the fixed block 17, and the limiting slot 20 is movably engaged with the limiting block 21. A hole 16 is provided on the surface of the limiting block 21. A screw 19 is rotatably connected in the fixed block 17, and the screw 19 is threadedly sleeved with the hole 16. The compression and rebound of the spring 4 can drive the swing of the connecting rod 14, and then drive the tensioning wheel 3 to tension the belt 1. The automatic tensioning wheel 3 is used to realize automatic tensioning of the belt 1, which effectively delays the service life of the belt 1 and reduces the maintenance cost caused by the loosening of the belt 1 due to the long use time in the later stage.

[0025] A fixing ring 22 is fixedly connected to the annular side surface of the motor 11, and the fixing ring 22 is fixedly connected to the outer shell 10. A group of screws 12 are arranged on the surface of the two supporting columns 8, and the tensioning wheel 3 is in contact with the belt 1. The two groups of screws 12 are threadedly sleeved with the outer shell 10. When in use, the limit block 21 sleeved on it is moved by rotating the screw rod 19. The limit block 21 will drive the connecting block 5 fixed thereto to move during the movement. The connecting block 5 will drive the connecting rod 14 and the tensioning wheel 3 to move together during the movement, and adjust the movement to fit with the belt 1, so that the tensioning wheel 3 is maximally tensioned with the belt 1, and flexible adjustment meets the use needs and improves the overall practicality of the device.

[0026] Working principle:

[0027] The connecting block 5 is connected to the fixed block 17 through the limit block 21 fixed thereon. The tensioning wheel 3 can be swung up and down by the compression or rebound of the spring 4. The tensioning wheel 3 and the connecting block 5 are connected and fixed by the connecting shaft 13 and the connecting rod 14. The external tensioning method is adopted to make the tensioning wheel 3 as close to the side of the driving wheel 2 as possible. The compression and rebound of the spring 4 can drive the swing of the connecting rod 14, and then drive the tensioning wheel 3 to tension the belt 1. The automatic tensioning of the belt 1 is realized by the automated tensioning wheel 3, which effectively delays the service life of the belt 1. The life of the belt 1 is reduced, and the maintenance cost caused by the loosening of the belt 1 due to the long use of the belt 1 in the later stage is reduced. When in use, the limit block 21 sleeved on it is moved by the action of the thread by rotating the screw rod 19. The limit block 21 will drive the connecting block 5 fixed to it to move during the movement. The connecting block 5 will drive the connecting rod 14 and the tensioning wheel 3 to move together during the movement. The movement is adjusted to fit the belt 1, so that the tensioning wheel 3 is maximally tensioned with the belt 1, and the flexible adjustment meets the use needs and improves the overall practicality of the device.

[0028] Finally, it should be noted that: Obviously, the above embodiments are only examples for clearly explaining the present invention, and are not intended to limit the implementation methods. For ordinary technicians in the relevant field, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all the implementation methods here. The obvious changes or modifications derived from this are still within the scope of protection of the present invention.

Claims

1. An automatic tensioning device for a poultry house fan belt, comprising a housing (10) and a fan (9), wherein the housing (10) is provided with support columns (8) on both the front and rear sides, and characterized in that: A fastening block (7) is arranged on the surface of the front supporting column (8) of the two supporting columns (8), a fixing block (17) is fixedly connected to the rear surface of the fastening block (7), a tensioning wheel (3) is arranged on the left side of the fixing block (17), and a connecting block (5) is arranged on the rear surface of the fixing block (17); The left surface of the connecting block (5) is provided with a card slot (15), a connecting rod (14) is movably connected in the card slot (15), a limit block (21) is fixedly connected to the front surface of the connecting block (5), a motor (11) is arranged in the housing (10), an output shaft of the motor (11) is fixedly connected to a driving wheel (2), a driven wheel (6) is arranged on the surface of the fan (9), and a belt (1) is arranged between the driving wheel (2) and the driven wheel (6).

2. The automatic tensioning device for a poultry house fan belt according to claim 1, characterized in that: The right surface of the connecting rod (14) is fixedly connected with a spring (4); Wherein, the spring (4) is fixedly connected to the first clamping slot (15).

3. The automatic tensioning device for a poultry house fan belt according to claim 1, characterized in that: The left surface of the connecting rod (14) is fixedly connected with a connecting shaft (13); Wherein, the connecting shaft (13) is fixedly connected to the tensioning wheel (3).

4. The automatic tensioning device for a poultry house fan belt according to claim 1, characterized in that: A second clamping groove (18) is formed through the upper surface of the fastening block (7); Wherein, the second clamping slot (18) is movably clamped with the front support column (8) of the two support columns (8).

5. The automatic tensioning device for a poultry house fan belt according to claim 1, characterized in that: A limiting groove (20) is provided on the surface of the fixing block (17); Wherein, the limiting groove (20) is movably engaged with the limiting block (21).

6. The automatic tensioning device for a poultry house fan belt according to claim 1, characterized in that: A hole (16) is provided on the surface of the limit block (21), and a screw rod (19) is rotatably connected inside the fixing block (17); Wherein, the screw rod (19) is threadably sleeved with the hole (16).

7. The automatic tensioning device for a poultry house fan belt according to claim 1, characterized in that: A fixing ring (22) is fixedly connected to the annular side surface of the motor (11); Wherein, the fixing ring (22) is fixedly connected to the outer shell (10).

8. The automatic tensioning device for a poultry house fan belt according to claim 1, characterized in that: A set of screws (12) are provided on the surface of the two support columns (8), and the tensioning wheel (3) is in contact with the belt (1); Wherein, the two groups of screws (12) are both threadedly sleeved with the outer shell (10).

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