CN220917365U

CN220917365U - Connection structure of cylinder and inside motor

Info

Publication number: CN220917365U
Application number: CN202323010742.6U
Authority: CN
Inventors: 王树堂; 贾坤
Original assignee: Guangdong Tianji Precision Technology Co ltd
Current assignee: Guangdong Tianji Precision Technology Co ltd
Priority date: 2023-11-08
Filing date: 2023-11-08
Publication date: 2024-05-10
Anticipated expiration: 2033-11-08

Abstract

The utility model discloses a connecting structure of a roller and an internal motor, which comprises a roller body, wherein the roller body is internally provided with the motor, an output shaft of the motor and the roller body are arranged along the same central axis, a coupling body is fixedly sleeved on the peripheral wall of the output shaft of the motor, a plurality of connecting shafts are uniformly arranged on the peripheral wall of the coupling body along the circumferential direction, the central axes of the connecting shafts are arranged along the radial direction of the coupling body, a plurality of check blocks are fixedly arranged on the inner peripheral wall of the roller body, the number of the check blocks is equal to the number of the connecting shafts, the plurality of check blocks are uniformly distributed along the central axis of the roller body, the check blocks are in a V shape, the tips of the check blocks are arranged towards the direction close to the central axis of the roller body, the length directions of the two sides of the check blocks are parallel to the axial direction of the roller body, and the plurality of connecting shafts are respectively clamped between the two adjacent check blocks. The utility model provides a connecting structure of a roller and an internal motor, which reduces friction between an output shaft of the motor and the roller, prolongs the service life of the roller and is convenient to disassemble and assemble.

Description

Connection structure of cylinder and inside motor

Technical Field

The utility model relates to the technical field of parts of floor washers, in particular to a connecting structure of a roller and an internal motor.

Background

The drum of the floor washing machine is usually driven by a motor, the motor is arranged in the drum, and an output shaft of the motor is connected with the drum to drive the drum to rotate. However, the conventional motor is usually connected to the drum by point-to-point contact, and requires a large amount of energy to cope with the loss during use. The friction force generated by point-to-point contact is too large, so that the service life of the roller can be shortened, meanwhile, shock waves which are unfavorable for the motor and the roller structure can be generated in the use process, and the assembly and disassembly are inconvenient.

Disclosure of utility model

The utility model aims to provide a connecting structure of a roller and an internal motor, which reduces friction between an output shaft of the motor and the roller, prolongs the service life of the roller and is convenient to disassemble and assemble.

The utility model discloses a connecting structure of a roller and an internal motor, which adopts the following technical scheme:

The utility model provides a connection structure of cylinder and inside motor, includes the barrel, be equipped with the motor in the barrel, the output shaft of motor and barrel are with the central axis setting, the fixed cover of perisporium of motor output shaft is equipped with the shaft coupling body, the perisporium of shaft coupling body evenly is equipped with a plurality of connecting axle around circumference, the central axis of connecting axle sets up along the radial of shaft coupling body, the fixed a plurality of dog that is equipped with of inner perisporium of barrel, the quantity of dog equals with the quantity of connecting axle, and a plurality of the dog is around the central axis evenly distributed of barrel, the dog is the V type, just the pointed end of dog sets up towards the direction that is close to the barrel central axis, the length direction of dog both sides is on a parallel with the axial setting of barrel, a plurality of the connecting axle block respectively between two adjacent dogs.

Preferably, a buffer sleeve is sleeved on the peripheral wall of the connecting shaft.

Preferably, the number of the connecting shafts is four.

As a preferable scheme, the edge of the stop block, which is close to one end of the motor main body, is provided with an oblique angle.

Preferably, the distance between the two adjacent side walls of the stop is larger than the diameter of the connecting shaft.

Preferably, a blade is arranged at one end of the side wall of the stop block, which is close to the motor main body.

Preferably, the middle section of the stop block is provided with an air channel along the length direction.

The connecting structure of the roller and the internal motor has the beneficial effects that: when the output shaft of motor is connected with the barrel, with a plurality of connecting axle of shaft coupling body perisporium card respectively go into between two adjacent dogs, when motor corotation or reversal, the connecting axle supports the lateral wall of dog to drive the barrel and rotate, belong to face-to-face contact between connecting axle and the dog, reduced the friction between motor output shaft and the cylinder, the life of extension cylinder still is convenient for the dismouting simultaneously.

Drawings

Fig. 1 is a schematic structural view of a connection structure of a drum and an internal motor according to the present utility model.

Fig. 2 is a schematic structural view of a cylinder body of a connection structure of a drum and an internal motor according to the present utility model.

Fig. 3 is a schematic structural view of a coupling structure for connecting a drum and an internal motor according to the present utility model.

10. A cylinder; 20. a motor; 30. a coupling body; 31. a connecting shaft; 32. a buffer sleeve; 40. a stop block; 41. bevel angle; 42. a blade; 43. and an air duct.

Detailed Description

The utility model is further illustrated and described below in conjunction with the specific embodiments and the accompanying drawings:

referring to fig. 1 to 3, a connection structure of a drum and an internal motor includes a drum 10, a motor 20 is disposed in the drum 10, an output shaft of the motor 20 and the drum 10 are disposed at the same central axis, a coupling body 30 is fixedly sleeved on a peripheral wall of the output shaft of the motor 20, a plurality of connecting shafts 31 are uniformly disposed around the peripheral wall of the coupling body 30, the central axes of the connecting shafts 31 are disposed along a radial direction of the coupling body 30, a plurality of check blocks 40 are fixedly disposed on an inner peripheral wall of the drum 10, the number of the check blocks 40 is equal to that of the connecting shafts 31, the plurality of check blocks 40 are uniformly distributed around the central axis of the drum 10, the check blocks 40 are V-shaped, tips of the check blocks 40 are disposed toward a direction close to the central axis of the drum 10, the length directions of two sides of the check blocks 40 are parallel to the axial direction of the drum 10, and the plurality of connecting shafts 31 are respectively clamped between two adjacent check blocks 40.

In the above scheme, when the output shaft of the motor 20 is connected with the cylinder 10, the plurality of connecting shafts 31 on the peripheral wall of the coupler body 30 are respectively clamped between two adjacent stoppers 40, and when the motor 20 rotates forward or reversely, the connecting shafts 31 abut against the side walls of the stoppers 40, so as to drive the cylinder 10 to rotate, the connecting shafts 31 and the stoppers 40 are in surface-to-surface contact, friction between the output shaft of the motor 20 and the roller is reduced, the service life of the roller is prolonged, and meanwhile, the disassembly and assembly are convenient.

Referring to fig. 3, a buffer sleeve 32 is sleeved on the peripheral wall of the connecting shaft 31.

In the above-mentioned scheme, the buffer sleeve 32 can slow down the impact of the connecting shaft 31 to the stop block 40, and can protect the connecting shaft 31 and the stop block 40. In the present embodiment, the cushion cover 32 is a rubber cover.

Referring to fig. 1, the number of the connecting shafts 31 is four.

In the above scheme, four connecting shafts 31 and the coupling body 30 are matched to form the cross coupling, the number of corresponding check blocks 40 is four, the four check blocks 40 form cross grooves, and the cross coupling is clamped into the cross grooves, so that the cross coupling is convenient to assemble and disassemble and stable in structure. The number of the connecting shafts 31 is not limited to four, and may be three in other embodiments.

Referring to fig. 2, an edge of the stopper 40 near one end of the main body of the motor 20 is provided with a bevel 41.

In the above-mentioned solution, the bevel 41 can act as a guide, facilitating the engagement of the connecting shaft 31 between the two stops 40.

Referring to fig. 1, the distance between the sidewalls of two adjacent stoppers 40 is larger than the diameter of the connecting shaft 31.

In the above-mentioned scheme, the existence of the gap enables the connecting shaft 31 to be clamped between the two stoppers 40 more conveniently, and the floor scrubber does not need to frequently perform forward and reverse conversion movement in the use process, so that the floor scrubber does not frequently cause impact.

Referring to fig. 1, a blade 42 is disposed on a side wall of the stopper 40 near one end of the main body of the motor 20.

In the above-described embodiment, the rotation of the blades 42 accelerates the heat dissipation efficiency of the motor 20 by accelerating the air flow, thereby protecting the motor 20.

Referring to fig. 1, the middle section of the stopper 40 is provided with an air duct 43 along the length direction.

In the above-described embodiment, the air duct 43 is used for ventilation of air, and increases the amount of air flowing.

The utility model provides a connecting structure of a roller and an internal motor, wherein when an output shaft of the motor is connected with the roller, a plurality of connecting shafts on the peripheral wall of a coupler body are respectively clamped between two adjacent check blocks, and when the motor rotates positively or reversely, the connecting shafts are propped against the side walls of the check blocks, so that the roller is driven to rotate, the connecting shafts and the check blocks are in surface-to-surface contact, the friction between the output shaft of the motor and the roller is reduced, the service life of the roller is prolonged, and meanwhile, the dismounting is convenient.

Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the scope of the present utility model, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made to the technical solution of the present utility model without departing from the spirit and scope of the technical solution of the present utility model.

Claims

1. The utility model provides a connection structure of cylinder and inside motor, its characterized in that, includes the barrel, be equipped with the motor in the barrel, the output shaft of motor and the same central axis setting of barrel, the fixed cover of perisporium of motor output shaft is equipped with the shaft coupling body, the perisporium of shaft coupling body evenly is equipped with a plurality of connecting axle around circumference, the central axis of connecting axle sets up along the radial of shaft coupling body, the fixed a plurality of dog that is equipped with of inner perisporium of barrel, the quantity of dog equals with the quantity of connecting axle, and a plurality of the dog is around the central axis evenly distributed of barrel, the dog is the V type, just the pointed end of dog sets up towards the direction that is close to the barrel central axis, the length direction of dog both sides is on a parallel with the axial setting of barrel, a plurality of the connecting axle block respectively between two adjacent dogs.

2. A connection structure of a drum and an internal motor as claimed in claim 1, wherein a buffer sleeve is provided around a peripheral wall of the connection shaft.

3. A connection structure of a drum and an internal motor as claimed in claim 1, wherein the number of the connection shafts is four.

4. A structure for connecting a drum to an internal motor as claimed in claim 1, wherein the edge of the stopper adjacent to one end of the motor body is provided with a bevel angle.

5. A structure for connecting a drum to an internal motor as claimed in claim 1, wherein the distance between the adjacent two side walls of said stopper is greater than the diameter of the connecting shaft.

6. A structure for connecting a drum to an internal motor as claimed in claim 1, wherein said stopper has a blade provided at one end thereof adjacent to the motor body.

7. The structure for connecting a drum and an internal motor as claimed in claim 1, wherein the middle section of the stopper is provided with an air passage along a length direction.