CN215733719U

CN215733719U - Motor heat dissipation rotor structure

Info

Publication number: CN215733719U
Application number: CN202122405917.8U
Authority: CN
Inventors: 黄国崇; 黄永军
Original assignee: Weihai Shenli Motor Co ltd
Current assignee: Weihai Shenli Motor Co ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-02-01
Anticipated expiration: 2031-09-30

Abstract

The utility model relates to the technical field of motors, in particular to a motor heat dissipation rotor structure which comprises a rotor body, wherein a motor shaft is installed on the rotor body, a first round pipe is sleeved outside the left end of the motor shaft, a cylinder is fixedly connected to the left end of the first round pipe, sliding grooves are formed in the top end and the bottom end of the cylinder, extension springs are fixedly connected inside the two sliding grooves, a clamping column is fixedly connected to the other end of each extension spring and is in sliding fit with the corresponding sliding groove, a second round pipe is sleeved outside the cylinder, a plurality of clamping grooves matched with the clamping columns are uniformly formed in the inner side wall of the second round pipe, a circular plate is fixedly connected to the left end of the second round pipe, and a mounting column is fixedly connected to the left end of the circular plate and can dissipate heat of the rotor body for a period of time after the rotor body stops rotating, so that the rotor body after stopping movement is prevented from being in a high-temperature state, and the heat dissipation effect of the rotor body is improved, the service life of the rotor body is prolonged.

Description

Motor heat dissipation rotor structure

Technical Field

The utility model relates to the technical field of motors, in particular to a motor heat dissipation rotor structure.

Background

Most motors can be installed on indoor equipment, indoor environment ventilation is poor, the temperature rise of a traditional motor is too high when the traditional motor is used indoors, the temperature rise of the motor is the first problem to be considered in motor design and is a key factor for evaluating the performance of the motor, and therefore heat dissipation of the motor is always the subject of continuous exploration of motor designers.

The flabellum is installed mostly on the rotor of current motor, and after rotor stall, the flabellum also can stall, stops the fan wind heat dissipation, because the long-time work of rotor, the temperature of itself still is higher, is not convenient for carry out corresponding heat dissipation to the rotor after the stall, leads to the rotor to damage easily, reduces the life of rotor.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a motor heat dissipation rotor structure to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a motor heat dissipation rotor structure, which comprises a rotor body, install the motor shaft on the rotor body, the outside cover of left end of motor shaft is equipped with first pipe, the left end fixedly connected with cylinder of first pipe, cylindrical top and bottom all are provided with the spout, the equal fixedly connected with extension spring in inside of two spouts, extension spring's other end fixedly connected with card post, card post and spout sliding fit, cylindrical outside cover is equipped with the second pipe, evenly be provided with a plurality of draw-in grooves with card post looks adaptation on the inside wall of second pipe, the left end fixedly connected with plectane of second pipe, the left end fixedly connected with erection column of plectane, the externally mounted of erection column has first flabellum, the first pivot of left end fixedly connected with of erection column, the fixed cover in outside of first pivot is equipped with the flywheel, the left end rotation of first pivot is connected with the second pivot, the left end fixedly connected with mounting panel of second pivot.

Preferably, the motor shaft is located the outside of rotor body right side part and slides and is provided with the third pipe, and the externally mounted of third pipe has the second flabellum, and the second pipe passes through first screw and motor shaft fixed connection.

Preferably, the side of spout is provided with the spacing groove, and the side fixedly connected with stopper of card post, stopper and spacing groove sliding fit.

Preferably, the first round pipe is fixedly connected with the motor shaft through a second screw.

Preferably, the flywheel is provided with a plurality of vent grooves in a circular array.

Preferably, the right end of the second rotating shaft is provided with a rotating groove, the rotating groove is connected with a rotating block in a rotating mode, and the right end of the rotating block is fixedly connected with the left end of the first rotating shaft.

Compared with the prior art, the utility model provides a motor heat dissipation rotor structure, which has the following beneficial effects:

this motor heat dissipation rotor structure, rotor body is at the pivoted in-process, the card post overcomes extension spring's pulling force to the outside and removes through the effect of centrifugal force, and insert to the inside of corresponding draw-in groove, thereby drive the second pipe, the plectane, the erection column, first flabellum, first pivot and flywheel rotate, draw the inside of card post to the spout through extension spring pulling force when rotor body stall, make card post and draw-in groove separation, because inertia when the flywheel is rotatory drives first pivot and first flabellum and rotates, heat dissipation bloies to rotor body through first flabellum rotation, thereby can be after rotor body stall, can carry out the heat dissipation of a period of time to rotor body, rotor body after avoiding the stop motion is in under the state of high temperature, improve the radiating effect of rotor body, the life of rotor body is prolonged.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic rear perspective view of the present invention;

FIG. 3 is a schematic cross-sectional view of the present invention;

fig. 4 is a schematic view of the enlarged structure of a part a in fig. 3 according to the present invention.

The symbols in the figures indicate:

1. a rotor body; 2. a motor shaft; 3. a first circular tube; 4. a cylinder; 5. an extension spring; 6. clamping the column; 7. a second circular tube; 8. a circular plate; 9. mounting a column; 10. a first fan blade; 11. a first rotating shaft; 12. a flywheel; 13. a second rotating shaft; 14. mounting a plate; 15. a third circular tube; 16. a second fan blade; 17. a first screw; 18. a limiting block; 19. a second screw; 20. and (6) turning the block.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

Referring to fig. 1-4, the present invention provides a heat dissipation rotor structure for a motor, including a rotor body 1, wherein a motor shaft 2 is installed on the rotor body 1, a first circular tube 3 is sleeved outside a left end of the motor shaft 2, and the first circular tube 3 is fixedly connected to the motor shaft 2 through a second screw 19, so as to facilitate detachment of the first circular tube 3; a cylinder 4 is fixedly connected to the left end of the first circular tube 3, sliding grooves are formed in the top end and the bottom end of the cylinder 4, an extension spring 5 is fixedly connected to the inner portions of the two sliding grooves, a clamping column 6 is fixedly connected to the other end of the extension spring 5, and the clamping column 6 is in sliding fit with the sliding grooves; the side of spout is provided with the spacing groove, and the side fixedly connected with stopper 18 of card post 6, stopper 18 and spacing groove sliding fit play spacing effect.

In this embodiment, a second circular tube 7 is sleeved outside the cylinder 4, a plurality of clamping grooves matched with the clamping columns 6 are uniformly formed in the inner side wall of the second circular tube 7, a circular plate 8 is fixedly connected to the left end of the second circular tube 7, an installation column 9 is fixedly connected to the left end of the circular plate 8, and a first fan blade 10 is installed outside the installation column 9; the left end fixedly connected with first pivot 11 of erection column 9, the fixed cover in outside of first pivot 11 is equipped with flywheel 12, is circular array on the flywheel 12 and is provided with a plurality of air channels, guarantees the air permeability, increases the outside air and carries out the inside area of motor, improves radiating effect.

In the process of rotating the rotor body 1, the clamping column 6 overcomes the pulling force of the extension spring 5 to move outwards under the action of centrifugal force and is inserted into the corresponding clamping groove, thereby driving the second round tube 7, the round plate 8, the mounting column 9, the first fan blade 10, the first rotating shaft 11 and the flywheel 12 to rotate, when the rotor body 1 stops rotating, the clamping column 6 is pulled to the inner part of the sliding groove by the pulling force of the extension spring 5, so that the clamping column 6 is separated from the clamping groove, because the inertia of the flywheel 12 drives the first rotating shaft 11 and the first fan blade 10 to rotate, the first fan blade 10 rotates to blow air and dissipate heat to the rotor body 1, so that the heat of the rotor body 1 can be dissipated for a period of time after the rotor body 1 stops rotating, the rotor body 1 is prevented from being in a high-temperature state after the rotor body 1 stops moving, the heat dissipation effect of the rotor body 1 is improved, and the service life of the rotor body 1 is prolonged.

In this embodiment, the left end of first pivot 11 is rotated and is connected with second pivot 13, the right-hand member of second pivot 13 is provided with the turn trough, the inside of turn trough is rotated and is connected with turning block 20, the right-hand member of turning block 20 and the left end fixed connection of first pivot 11, rotate in the inside of turn trough through turning block 20, make first pivot 11 and second pivot 13 rotate and be connected, the left end fixed connection of second pivot 13 has mounting panel 14, install on the shell of motor through mounting panel 14, be convenient for to first pivot 11, second pivot 13, first flabellum 10, erection column 9, plectane 8 and second pipe 7 fix.

It should be further noted that, in this embodiment, the third circular tube 15 is slidably disposed outside the portion of the motor shaft 2 located on the right side of the rotor body 1, the second fan blades 16 are mounted outside the third circular tube 15, the flow rate of air is increased by the second fan blades 16, the heat dissipation effect is improved, and the second circular tube 7 is fixedly connected to the motor shaft 2 through the first screws 17, so that the second circular tube 7 is convenient to detach.

In summary, in the heat dissipation rotor structure of the motor, during the rotation of the rotor body 1, the clamping column 6 overcomes the pulling force of the extension spring 5 to move outward by the action of centrifugal force and is inserted into the corresponding slot, so as to drive the second circular tube 7, the circular plate 8, the mounting column 9, the first fan blade 10, the first rotating shaft 11 and the flywheel 12 to rotate, when the rotor body 1 stops rotating, the clamping column 6 is pulled to the inside of the chute by the pulling force of the extension spring 5, so that the clamping column 6 is separated from the slot, because the inertia of the flywheel 12 rotating drives the first rotating shaft 11 and the first fan blade 10 to rotate, the rotor body 1 is blown to dissipate heat by the rotation of the first fan blade 10, so as to dissipate heat of the rotor body 1 for a period of time after the rotor body 1 stops rotating, and avoid the rotor body 1 after stopping moving from being in a high temperature state, thereby improving the heat dissipation effect of the rotor body 1, the service life of the rotor body 1 is prolonged.

In the description of the present invention, it is to be understood that the orientations or positional relationships indicated by the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like are based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and for simplicity of description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. The utility model provides a motor heat dissipation rotor structure, includes rotor body (1), installs motor shaft (2), its characterized in that on rotor body (1): the motor shaft structure is characterized in that a first round pipe (3) is sleeved outside the left end of the motor shaft (2), a cylinder (4) is fixedly connected to the left end of the first round pipe (3), sliding grooves are formed in the top end and the bottom end of the cylinder (4), extension springs (5) are fixedly connected to the insides of the two sliding grooves, a clamping column (6) is fixedly connected to the other end of each extension spring (5), the clamping column (6) is in sliding fit with the sliding grooves, a second round pipe (7) is sleeved outside the cylinder (4), a plurality of clamping grooves matched with the clamping columns (6) are uniformly formed in the inner side wall of each second round pipe (7), a round plate (8) is fixedly connected to the left end of each second round pipe (7), an installation column (9) is fixedly connected to the left end of each round plate (8), a first fan blade (10) is installed outside the installation column (9), a first rotating shaft (11) is fixedly connected to the left end of each installation column (9), and a flywheel (12) is fixedly sleeved outside the first rotating shaft (11), the left end of the first rotating shaft (11) is rotatably connected with a second rotating shaft (13), and the left end of the second rotating shaft (13) is fixedly connected with a mounting plate (14).

2. The heat dissipation rotor structure of the motor according to claim 1, wherein: the motor shaft (2) is located the outside of rotor body (1) right side part and slides and is provided with third pipe (15), and the externally mounted of third pipe (15) has second flabellum (16), and second pipe (7) are through first screw (17) and motor shaft (2) fixed connection.

3. The heat dissipation rotor structure of the motor according to claim 2, wherein: the side of spout is provided with the spacing groove, and the side fixedly connected with stopper (18) of card post (6), stopper (18) and spacing groove sliding fit.

4. The heat dissipation rotor structure of the motor according to claim 3, wherein: the first round pipe (3) is fixedly connected with the motor shaft (2) through a second screw (19).

5. The heat dissipation rotor structure of the motor according to claim 4, wherein: the flywheel (12) is provided with a plurality of vent grooves in a circular array.

6. The heat dissipation rotor structure of an electric motor according to claim 5, wherein: the right end of the second rotating shaft (13) is provided with a rotating groove, a rotating block (20) is rotatably connected inside the rotating groove, and the right end of the rotating block (20) is fixedly connected with the left end of the first rotating shaft (11).