CN214007563U

CN214007563U - Gear reduction motor for fan

Info

Publication number: CN214007563U
Application number: CN202023158202.9U
Authority: CN
Inventors: 孟红俊
Original assignee: Dongguan Shengyuan Electromechanical Co ltd
Current assignee: Dongguan Shengyuan Electromechanical Co ltd
Priority date: 2020-12-24
Filing date: 2020-12-24
Publication date: 2021-08-20
Anticipated expiration: 2030-12-24

Abstract

The utility model discloses a gear reduction motor for fan, including motor body, two protection pads, one side swing joint of motor body has the output shaft, the middle part of output shaft is equipped with the abrasionproof district, the both sides at abrasionproof district middle part all are equipped with the fixed orifices, the inner chamber and the bolt looks adaptation of fixed orifices, the both sides of protection pad one end all are equipped with another fixed orifices, the internal diameter of protection pad is the same with the internal diameter in abrasionproof district, the external diameter of protection pad is the same with the external diameter of output shaft. This a gear reduction motor for fan, through the setting of each structure in the stay cord intracavity, the change protection pad that the staff can be quick makes this motor can be quick to put into operation, the work of the fan of being convenient for, and the staff only need change the protection pad, need not change whole output shaft, has practiced thrift the resource, has reduced user's economic cost.

Description

Gear reduction motor for fan

Technical Field

The utility model relates to the technical field of motors, especially, relate to a gear motor for fan.

Background

The gear reduction motor is a component of a gear reduction box and a motor (motor), the component can be generally called as a gear box motor or a reduction motor, generally is assembled by a professional speed reducer manufacturer and then supplied in a set, and the gear reduction motor is widely applied, belongs to indispensable power transmission equipment of automatic mechanical equipment, and particularly widely applied to the fields of electronic locks, optical equipment, precision instruments, financial equipment and the like in the fields of packaging machinery, printing machinery, corrugated machinery, color box machinery, conveying machinery, food machinery, three-dimensional parking lot equipment, automatic storage, three-dimensional warehouses, chemical engineering, textile, dyeing and finishing equipment.

The gear reduction motor's of current fan output shaft only one, gear reduction motor output shaft can produce the friction with the dead eye in the use, and in case the axle produces the wearing and tearing clearance, this position bearing can lose original supporting role in the course of the work, and the axle journal can grind more in the short time more seriously, influences the normal use of fan, and the gear reduction motor output shaft of current fan changes comparatively troublesome moreover.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is desirable to provide a gear reduction motor for a fan, which has a protection layer for protecting an output shaft, and the protection layer can be replaced quickly, so that the fan can be put into use quickly, and the like, and solves the problems mentioned in the above background art.

In order to solve the technical problem, the utility model adopts a technical scheme that the gear reduction motor for the fan comprises a motor body and two protection pads, one side of the motor body is movably connected with an output shaft, the middle part of the output shaft is provided with an anti-abrasion area, two sides of the middle part of the anti-abrasion area are respectively provided with a fixed hole, the inner cavity of each fixed hole is matched with a bolt, two sides of one end of each protection pad are respectively provided with another fixed hole, the inner diameter of each protection pad is the same as the inner diameter of the anti-abrasion area, the outer diameter of each protection pad is the same as the outer diameter of the output shaft, the middle part of the other end of each protection pad is provided with a limit hole, two sides of the right end of the anti-abrasion area are respectively provided with a movable hole, the middle part of the anti-abrasion area is provided with a pull rope cavity, the pull rope cavity is positioned at the inner sides of the two fixed holes, the left end of the inner cavity of the pull rope cavity is movably connected with a rotating disc, the middle part of the other side of the rotating disc is fixedly connected with a connecting rod, the other end of the connecting rod penetrates through the side wall of the output shaft and extends to the outer side of the output shaft, the connecting rod is movably connected with the side wall of the output shaft, the two sides of the middle part of the right end of the inner cavity of the pull rope cavity are fixedly connected with supporting rods, the outer sides of the two supporting rods are fixedly connected with springs, the other end of the spring is fixedly connected with a limiting block, the top end of the limiting block extends to the outer side of the anti-abrasion area through a movable hole on the anti-abrasion area, the limiting block is movably connected with the inner cavity of the movable hole, the top end of the limiting block is clamped with the inner cavity of the limiting hole, the middle part of the bottom of the limiting block is fixedly connected with a pull rope which is positioned in the middle part of the inner cavity of the spring, the other end of the pull rope penetrates through the side wall of the support rod and is fixedly connected with one side of the rotating disc, and the pull rope is movably connected with the side wall of the support rod.

As a further elaboration of the above technical solution:

in the above technical solution, the cross-sectional area of the wear prevention region is smaller than the cross-sectional area of the output shaft.

In the above technical scheme, the inner sides of the two support rods are fixedly connected with a connecting rod, the other end of the connecting rod is movably connected with a pulley, the two pull ropes are located on the inner sides of the two pulleys, and the outer surfaces of the pulleys are in contact with the pull ropes.

In the above technical scheme, the inner wall of the protection pad is fixedly connected with an anti-slip pad.

Compared with the prior art, the beneficial effects of the utility model reside in that: 1. this a gear reduction motor for fan, through the setting of fixed orifices and bolt, can fix the one end of protection pad on the output shaft, the setting in stopper and spacing hole can be fixed the other end of protection pad on the output shaft, this motor is in the use, the surface and the axle sleeve hole direct contact of protection pad, the surface of protection pad can produce wearing and tearing, other positions of output shaft can not produce wearing and tearing, the user changes this motor of protection pad and just can normal use.

2. This a gear reduction motor for fan, through the setting of each structure in the stay cord intracavity, the change protection pad that the staff can be quick makes this motor can be quick to put into operation, the work of the fan of being convenient for, and the staff only need change the protection pad, need not change whole output shaft, has practiced thrift the resource, has reduced user's economic cost.

Drawings

FIG. 1 is a front view of the structure of the present invention;

fig. 2 is the internal schematic view of the structure output shaft of the present invention.

In the figure: 1. a motor body; 2. an output shaft; 3. a connecting rod; 4. a protection pad; 5. a limiting block; 6. a bolt; 7. a fixing hole; 8. a spring; 9. a support bar; 10. a pulley; 11. rotating the disc; 12. pulling a rope; 13. an anti-wear region; 14. a rope pulling cavity.

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.

It will be understood that when an element is referred to as being "mounted on" another element, it can be directly mounted on the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. When an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present.

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 invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "or/and" includes any and all combinations of one or more of the associated listed items.

Fig. 1 to 2 illustrate a specific embodiment of a gear reduction motor for a fan according to an embodiment of the present invention, and referring to fig. 1 to 2, a gear reduction motor for a fan includes a motor body 1 and two protection pads 4, one side of the motor body 1 is movably connected with an output shaft 2, the middle part of the output shaft 2 is provided with an anti-abrasion region 13, both sides of the middle part of the anti-abrasion region 13 are provided with fixing holes 7, inner cavities of the fixing holes 7 are adapted to bolts 6, both sides of one end of the protection pad 4 are provided with another fixing hole 7, an inner diameter of the protection pad 4 is the same as an inner diameter of the anti-abrasion region 13, an outer diameter of the protection pad 4 is the same as an outer diameter of the output shaft 2, one end of the protection pad 4 can be fixed on the output shaft 2 by the arrangement of the fixing holes 7 and the bolts 6, a limit block 5 and the limit hole are arranged, and the other end of the protection pad 4 can be fixed on the output shaft 2, in the use process of the motor, the outer surface of the protection pad 4 is directly contacted with the shaft sleeve hole, the outer surface of the protection pad 4 can be abraded, other parts of the output shaft 2 can not be abraded, a user can normally use the motor by replacing the protection pad 4, the middle part of the other end of the protection pad 4 is provided with a limiting hole, two sides of the right end of the anti-abrasion area 13 are respectively provided with a movable hole, the middle part of the anti-abrasion area 13 is provided with a pull rope cavity 14, the pull rope cavity 14 is positioned at the inner side of the two fixed holes 7, the left end of the inner cavity of the pull rope cavity 14 is movably connected with a rotating disc 11, the middle part of the other side of the rotating disc 11 is fixedly connected with a connecting rod 3, the other end of the connecting rod 3 penetrates through the side wall of the output shaft 2 and extends to the outer side of the output shaft 2, the connecting rod 3 is movably connected with the side wall of the output shaft 2, two sides of the middle part of the right end of the inner cavity of the pull rope cavity 14 are respectively fixedly connected with a support rod 9, the outer sides of the two support rods 9 are respectively fixedly connected with a spring 8, the other end of the spring 8 is fixedly connected with a limiting block 5, the top end of the limiting block 5 extends to the outer side of the anti-wear area 13 through a movable hole on the anti-wear area 13, the limiting block 5 is movably connected with an inner cavity of the movable hole, the top end of the limiting block 5 is clamped with the inner cavity of the limiting hole, a pull rope 12 is fixedly connected with the middle part of the bottom of the limiting block 5, the pull rope 12 is positioned in the middle part of the inner cavity of the spring 8, the other end of the pull rope 12 penetrates through the side wall of the supporting rod 9 and is fixedly connected with one side of the rotating disc 11, the pull rope 12 is movably connected with the side wall of the supporting rod 9, through the arrangement of each structure in the pull rope cavity 14, a worker can drive the rotating disc 11 fixedly connected with the connecting rod 3 to rotate, the rotating disc 11 can enable the pull rope 12 fixedly connected with the rotating disc 11 to be wound on the, stay cord 12 exposes length outside and shortens, stay cord 12's the other end downwardly pulling stopper 5 with it looks fixed connection, stopper 5 can the downstream, stopper 5 can move to the inner chamber of stay cord chamber 14, be convenient for the staff take off or fixed protection pad 4, during staff reverse rotation connecting rod 3, stay cord 12 separates with rolling disc 11, stay cord 12 other end is less than the thrust of spring 8 to stopper 5, stopper 5 can move to output shaft 2's the outside under the effect of spring 8 thrust, be convenient for the fixed of protection pad 4, the staff can be quick fixed or take off protection pad 4, the staff has been practiced thrift and has repaired or the time of changing output shaft 2, be convenient for the use of this motor.

Wherein, the cross-sectional area of the wear-proof area 13 is smaller than that of the output shaft 2, which is convenient for the installation or replacement of the protection pad 4.

Wherein, the equal fixedly connected with connecting rod in inboard of two bracing pieces 9, the other end swing joint of connecting rod has pulley 10, and two stay cords 12 are located the inboard of two pulley 10, and pulley 10's surface contacts with stay cord 12, and through the setting of pulley 10, pulley 10 can change the pulling direction at 12 both ends of stay cord, makes stay cord 12 can stimulate stopper 5, the removal of stopper 5 of being convenient for in vertical direction.

Wherein, fixedly connected with slipmat on the inner wall of protection pad 4 has increased the frictional force between protection pad 4 and output shaft 2, and what protection pad 4 and output shaft 2 can be fixed is more firm.

The operating principle of the speed reducing motor of the embodiment of the application is as follows: when the protective pad is used, the outer surface of the protective pad 4 is directly contacted with the inner wall of the shaft sleeve, when the motor rotates, the outer surface of the protective pad 4 and the inner wall of the shaft sleeve generate friction, the protective pad 4 is abraded, if the protective pad 4 is seriously abraded, a worker takes off the bolt 6 and rotates the connecting rod 3, the connecting rod 3 drives the rotating disc 11 fixedly connected with the connecting rod to rotate, the rotating disc 11 rotates to enable the pull rope 12 fixedly connected with the rotating disc to be wound on the outer surface of the rotating disc 11, the exposed length of the pull rope 12 is shortened, the other end of the pull rope 12 downwards pulls the limiting block 5 fixedly connected with the pull rope 12, the top end of the limiting block 5 is separated from the limiting hole, the limiting block 5 moves into the pull rope cavity 14, the worker outwards pulls the protective pad 4, when the protective pad 4 moves to the outer side of the shaft sleeve, the worker takes off the protective pad 4, the worker clamps the new protective pad 4 on the outer surface of the output shaft 2 again and moves the protective pad 4, the protection pad 4 is enabled to be contacted with the inner wall of the shaft sleeve hole again, the fixing hole 7 in the protection pad 4 is coincided with the fixing hole 7 in the output shaft 2, one end of the protection pad 4 is fixed on the output shaft 2 through the bolt 6 by a worker, the worker rotates the connecting rod 3 in the reverse direction, the pull rope 12 is separated from the rotating disc 11, the length of the pull rope 12 exposed outside is prolonged, the pulling force of the other end of the pull rope 12 to the limiting block 5 is smaller than the pushing force of the spring 8 to the limiting block 5, the limiting block 5 can move to the outer side of the output shaft 2 under the action of the pushing force of the spring 8 and is clamped with the limiting hole, the other end of the protection pad 4 is fixed on the output shaft 2, the worker finishes the replacement of the protection pad 4, and the motor can continue to work normally.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

It will be appreciated by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be taken as limiting the present invention, and that suitable modifications and variations of the above embodiments are within the scope of the invention as claimed.

Claims

1. A gear reduction motor for a fan comprises a motor body (1) and two protection pads (4), and is characterized in that one side of the motor body (1) is movably connected with an output shaft (2), the middle part of the output shaft (2) is provided with an anti-abrasion area (13), two sides of the middle part of the anti-abrasion area (13) are respectively provided with a fixed hole (7), the inner cavity of the fixed hole (7) is matched with a bolt (6), two sides of one end of each protection pad (4) are respectively provided with another fixed hole (7), the inner diameter of each protection pad (4) is the same as the inner diameter of the anti-abrasion area (13), the outer diameter of each protection pad (4) is the same as the outer diameter of the output shaft (2), the middle part of the other end of each protection pad (4) is provided with a limiting hole, two sides of the right end of each anti-abrasion area (13) are respectively provided with a movable hole, the middle part of the anti-abrasion area (13) is provided with a pull rope cavity (14), the rope pulling cavity (14) is positioned on the inner sides of the two fixing holes (7), the left end of the inner cavity of the rope pulling cavity (14) is movably connected with a rotating disc (11), the middle part of the other side of the rotating disc (11) is fixedly connected with a connecting rod (3), the other end of the connecting rod (3) penetrates through the side wall of the output shaft (2) and extends to the outer side of the output shaft (2), the connecting rod (3) is movably connected with the side wall of the output shaft (2), the two sides of the middle part of the right end of the inner cavity of the rope pulling cavity (14) are fixedly connected with supporting rods (9), the outer sides of the two supporting rods (9) are fixedly connected with springs (8), the other end of each spring (8) is fixedly connected with a limiting block (5), the top end of each limiting block (5) extends to the outer side of the anti-abrasion area (13) through the movable hole in the anti-abrasion area (13), and the limiting blocks (5) are movably connected with the inner cavity of the movable hole, the top of stopper (5) and the inner chamber looks joint in spacing hole, the middle part fixedly connected with stay cord (12) of stopper (5) bottom, stay cord (12) are located the middle part of spring (8) inner chamber, the other end of stay cord (12) run through the lateral wall of bracing piece (9) and with one side looks fixed connection of rolling disc (11), stay cord (12) and the lateral wall looks swing joint of bracing piece (9).

2. A gear reduction motor for a wind turbine according to claim 1, characterised in that the cross-sectional area of the wear zone (13) is smaller than the cross-sectional area of the output shaft (2).

3. The gear reduction motor for the fan according to claim 1, wherein the inner sides of the two support rods (9) are fixedly connected with a connecting rod, the other end of the connecting rod is movably connected with a pulley (10), the two pull ropes (12) are positioned on the inner sides of the two pulleys (10), and the outer surfaces of the pulleys (10) are in contact with the pull ropes (12).

4. The geared motor for fans according to claim 1, characterized in that on the inner wall of the protection pads (4) there are fixedly connected non-slip pads.