A high-efficiency heat-dissipation direct-current brushless motor

Abstract

The utility model discloses a kind of high-efficiency heat dissipation direct-current brushless motor, it is related to direct-current brushless motor technical field, including shell, the front end of the shell is equipped with filter cover, the rear end of the shell is equipped with mounting cover, the inside of the shell is equipped with stator, one end of the stator is equipped with connecting rod, the outside of the mounting cover is equipped with socket, the bottom end of the mounting cover is equipped with plug-in component, the inside of the filter cover is fixedly connected with permanent magnet, further including heat dissipation mechanism: the heat dissipation mechanism includes the heat dissipation groove being set in the outside of the shell, the inner wall of the shell is fixedly connected with heat dissipation fin, the inside of the heat dissipation fin is fixedly connected with reinforcing strip;Mounting mechanism: the mounting mechanism is set in the inside of the mounting cover, and the mounting mechanism is used to assist staff to install direct-current brushless motor.The direct-current brushless motor disclosed in the utility model has the effect of improving heat dissipation capacity, thereby improving the service life of equipment.

Description

TECHNICAL FIELD

[0001] The utility model relates to direct current brushless motor technical field especially relates to a high -efficient heat dissipation direct current brushless motor. BACKGROUND

[0002] Direct current brushless motor is a mechatronics product, which is composed of motor main body and driver, and it does not have traditional brush and commutator, but realizes the rotation of motor through position sensor and electronic commutation circuit.

[0003] The patent document with publication number 202023064535.5 discloses a kind of high-efficiency energy-saving direct current brushless motor, it relates to brushless motor equipment field, including motor shell, the inner chamber middle part of motor shell is provided with rotor, the outer side of rotor is sleeved with stator, the outer side wall of stator is fixedly connected with the inner side wall middle part of motor shell, the middle part of both end surfaces of rotor is fixedly connected with rotating shaft, the middle part outer side of one rotating shaft is fixedly sleeved with first sleeve ring, the outer side wall of first sleeve ring is fixedly connected with fixed plate, the inner side wall of motor shell is fixedly connected with fixed plate, the outer side wall of first sleeve ring is fixedly connected with fixed plate, the outer side wall of first sleeve ring is fixedly connected with fixed plate, and recess is formed in the one end annular of inner side wall of motor shell.The utility model discloses a plurality of fixed plates that are arranged in annular array on the outer side wall of first sleeve ring, the fixed plate is arranged as arc, the outer side wall of second sleeve ring is fixedly connected with a plurality of fan leaves that are arranged in annular array, when fixed plate and fan leaf rotate, the air in the inner chamber of motor shell can be quickly flowed, and the air is discharged through exhaust port, thereby effectively improving the heat dissipation effect.

[0004] The existing direct current brushless motor has poor overall heat dissipation capacity, and long-time high-temperature work may damage the equipment, thereby shortening the service life of the equipment and being not conducive to efficient energy saving. UTILITY MODEL CONTENTS

[0005] The utility model discloses a kind of high-efficiency heat dissipation direct current brushless motor, to solve the existing direct current brushless motor in actual use, because the overall heat dissipation capacity of direct current brushless motor is poor, long-time high-temperature work can possibly damage equipment, thereby shortening the service life of the equipment, not conducive to efficient energy saving technical problem.

[0006] To achieve the above object, the utility model adopts the following technical scheme:

[0007] The application discloses a high-efficiency heat-dissipation direct-current brushless motor, which comprises a shell, a filter cover is arranged at the front end of the shell, an installation cover is arranged at the rear end of the shell, a stator is arranged in the shell, a connecting rod is arranged at one end of the stator, a socket is arranged at the outer side of the installation cover, an insert is arranged at the bottom end of the installation cover, a permanent magnet is fixedly connected to the inner side of the filter cover, and a heat-dissipation mechanism is arranged on the outer side of the shell, an inner wall of the shell is fixedly connected with a heat-dissipation fin, and the inner side of the heat-dissipation fin is fixedly connected with a reinforcing strip; and an installation mechanism is arranged in the installation cover and used for assisting workers in installing the direct-current brushless motor.

[0008] The heat-dissipation mechanism is arranged, so that air flow is generated during the operation of the direct-current brushless motor, the heat-dissipation fin can transfer the heat of the shell, the heat on the outer surface of the heat-dissipation fin can be dissipated when fresh air flow is brought through the heat-dissipation fin by the air flow, and the residual heat in the shell can be dissipated through the heat-dissipation groove.

[0009] In a preferred scheme, the installation mechanism is a guide ring arranged in the installation cover, a rotating knob is rotatably connected to the center of the outer side of the installation cover, one end of the rotating knob is fixedly connected with a connecting assembly used for assisting installation, an installation block is arranged in the installation cover, and one end of the installation block is fixedly connected with a spring rod used for sliding.

[0010] The installation mechanism is arranged, so that when the user rotates the rotating knob at the center of the outer side of the installation cover clockwise, the rotating knob drives the fixedly connected connecting assembly to rotate, the connecting assembly is pressed against one end of the spring rod during the rotation in the guide ring, the spring rod is caused to slide, and the fixedly connected installation block is caused to slide and extend out of the outer side of the installation cover.

[0011] In a preferred scheme, the connecting assembly comprises an irregular block arranged at one end of the rotating knob, and the irregular block is arranged in the guide ring.

[0012] The connecting assembly is arranged, so that the irregular block is caused to rotate and press against one end of the spring rod.

[0013] In a preferred scheme, the spring rod is arranged at one end of the installation block, a connecting groove is formed in the installation cover, and the spring rod is slidably connected in the connecting groove.

[0014] The connecting groove is arranged, so that the spring rod is caused to slide in the connecting groove.

[0015] In a preferred scheme, a plurality of extension grooves are formed in the outer side of the installation cover, and the extension grooves and the spring rod are arranged on the same horizontal plane.

[0016] By setting the extension slot, the spring rod can slide out of the outside of the mounting cover through the extension slot.

[0017] In a preferred scheme, a plurality of guide slots are formed on the outer side of the guide ring, and one end of the spring rod penetrates into the guide slot.

[0018] By setting the guide slot, the spring rod can slide vertically in the guide slot.

[0019] The utility model discloses a kind of efficient heat dissipation direct current brushless motor with the following beneficial effects.

[0020] First, by setting the heat dissipation mechanism, airflow can be generated during the operation of the direct current brushless motor, and the heat of the shell can be transferred by the heat dissipation fins. When the fresh airflow is driven by the airflow to pass through the heat dissipation fins, the heat on the outer surface of the heat dissipation fins can be dissipated, and the remaining heat inside the shell can be dissipated through the heat dissipation grooves. This can improve the heat dissipation capacity and thus prolong the service life of the equipment.

[0021] Second, by setting the mounting mechanism, the user can rotate the knob at the center of the outside of the mounting cover clockwise to drive the connection assembly fixedly connected at one end to rotate during the rotation of the knob. This allows the connection assembly to press one end of the elastic assembly during rotation inside the guide ring, causing the spring rod to slide and drive the mounting block fixedly connected at one end to slide out of the outside of the mounting cover. This can assist the worker to quickly install the direct current brushless motor. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 A shaft side view of the efficient heat dissipation direct current brushless motor is provided.

[0023] Figure 2 A split view of the efficient heat dissipation direct current brushless motor is provided.

[0024] Figure 3 Another angle shaft side view of the efficient heat dissipation direct current brushless motor is provided.

[0025] Figure 4 A filter cover schematic diagram of the efficient heat dissipation direct current brushless motor is provided.

[0026] Figure 5 A knob schematic diagram of the efficient heat dissipation direct current brushless motor is provided.

[0027] In the drawings: 1, shell; 2, mounting cover; 3, filter cover; 4, connecting rod; 5, stator; 6, socket; 7, knob; 8, plug; 9, permanent magnet; 10, guide ring; 11, irregular block; 12, spring rod; 13, mounting block; 14, heat dissipation groove; 15, heat dissipation fin; 16, reinforcing strip. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0029] In the description of the utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0030] The utility model discloses a kind of high-efficiency heat dissipation direct-current brushless motor mainly applied to the scene that existing direct-current brushless motor is poor in overall heat dissipation capability when actually used.

[0031] With reference to Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 And Figure 5 A kind of high-efficiency heat dissipation direct-current brushless motor, including shell 1, the front end of shell 1 is equipped with filter cover 3, the rear end of shell 1 is equipped with mounting cover 2, the inside of shell 1 is equipped with stator 5, one end of stator 5 is equipped with connecting rod 4, the outside of mounting cover 2 is equipped with socket 6, the bottom of mounting cover 2 is equipped with plug 8, the inside of filter cover 3 is fixedly connected with permanent magnet 9, and it further includes heat dissipation mechanism: heat dissipation mechanism includes the heat dissipation groove 14 of being set in the outside of shell 1, the inner wall of shell 1 is fixedly connected with heat dissipation fin 15, the inside of heat dissipation fin 15 is fixedly connected with reinforcing strip 16;Mounting mechanism: mounting mechanism is set in the inside of mounting cover 2, and mounting mechanism is used to assist staff to install direct-current brushless motor.

[0032] In the scheme, when the staff uses the brushless DC motor, airflow can be generated during the working of the brushless DC motor, and the heat of the shell 1 is transmitted by the heat dissipation fin 15. When the fresh airflow is driven by the airflow through the heat dissipation fin 15, the heat on the outer surface of the heat dissipation fin 15 can be dissipated, and the remaining heat in the shell 1 is dissipated through the heat dissipation groove 14. At the same time, by setting the mounting mechanism, the staff can quickly install the brushless DC motor.

[0033] Referring to Figure 1 and Figure 3 , the mounting mechanism is arranged in the guide ring 10 inside the mounting cover 2, and the outer center of the mounting cover 2 is rotatably connected with the knob 7. One end of the knob 7 is fixedly connected with a connecting assembly for assisting installation. The inside of the mounting cover 2 is provided with a mounting block 13, and one end of the mounting block 13 is fixedly connected with a spring assembly for sliding.

[0034] In the scheme, by setting the mounting mechanism, the user rotates the knob 7 at the outer center of the mounting cover 2 in a clockwise direction, which drives the fixedly connected connecting assembly at one end to rotate, so that the connecting assembly rotates in the guide ring 10 and extrudes one end of the spring assembly, so that the spring rod 12 slides to drive the fixedly connected mounting block 13 to slide out of the outside of the mounting cover 2.

[0035] Further, referring to Figure 3 and Figure 4 , in a preferred embodiment, the connecting assembly comprises an irregular block 11 arranged at one end of the knob 7, and the irregular block 11 is arranged inside the guide ring 10. By setting the connecting assembly, the irregular block 11 can rotate while extruding one end of the spring rod 12.

[0036] Referring to Figure 3 and Figure 5 , in a preferred embodiment, the spring assembly comprises a spring rod 12 arranged at one end of the mounting block 13, and the inside of the mounting cover 2 is provided with a connecting groove. The spring rod 12 is slidably connected in the connecting groove. By setting the connecting groove, the spring rod 12 can slide in the connecting groove.

[0037] Further, referring to Figure 3 and Figure 5 , in a preferred embodiment, the outer side of the mounting cover 2 is provided with a plurality of extension grooves, and the extension grooves and the spring rod 12 are arranged in the same horizontal plane. By setting the extension groove, the spring rod 12 can slide out of the outside of the mounting cover 2 through the extension groove.

[0038] Referring to Figure 3 and Figure 5In a preferred embodiment, a plurality of guide grooves are formed on the outer side of the guide ring 10, and one end of the spring rod 12 is penetrated into the guide grooves.

[0039] Working principle: when the staff uses the direct current brushless motor,

[0040] Firstly, during the working process of the direct current brushless motor, air flow can be generated, and the heat of the shell 1 is transferred by the heat dissipation fins 15; when the fresh air flow is driven by the air flow to pass through the heat dissipation fins 15, the heat on the outer surface of the heat dissipation fins 15 can be dissipated, and the remaining heat in the shell 1 is dissipated through the heat dissipation grooves 14;

[0041] Then, the user rotates the knob 7 at the center of the outer side of the mounting cover 2 clockwise, which drives the irregular block 11 fixedly connected at one end to rotate, so that the connecting assembly rotates in the guide ring 10 and extrudes one end of the spring rod 12, so that the spring rod 12 slides and drives the mounting block 13 fixedly connected at one end to slide and extend out of the outside of the mounting cover 2.

[0042] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited thereto. The substitution can be the substitution of part of the structure, device, method step, or the complete technical scheme. According to the technical scheme and the utility model concept of the present application, equivalent substitution or change should be covered in the protection scope of the present application.

Claims

1. A high-efficiency heat-dissipating brushless DC motor, comprising a housing (1), a filter cover (3) installed at the front end of the housing (1), a mounting cover (2) installed at the rear end of the housing (1), a stator (5) installed inside the housing (1), a connecting rod (4) installed at one end of the stator (5), a socket (6) installed on the outer side of the mounting cover (2), a plug (8) installed at the bottom end of the mounting cover (2), and a permanent magnet (9) fixedly connected to the inner side of the filter cover (3), characterized in that, Also include: Heat dissipation mechanism: the heat dissipation mechanism includes the heat dissipation groove (14) arranged outside the shell (1), the inner wall of the shell (1) is fixedly connected with the heat dissipation fin (15), the inner side of the heat dissipation fin (15) is fixedly connected with the reinforcing strip (16); Mounting mechanism: the mounting mechanism is arranged inside the mounting cover (2), and the mounting mechanism is used for assisting workers to install the brushless DC motor; The guiding ring (10) provided in the mounting cover (2), the outer side center of the mounting cover (2) is rotatably connected with the knob (7), one end of the knob (7) is fixedly connected with the connecting assembly for assisting installation, the mounting cover (2) is provided with the mounting block (13), one end of the mounting block (13) is fixedly connected with the elastic assembly for sliding.

2. The high efficient heat dissipation direct current brushless motor according to claim 1, characterized in that, The connecting assembly includes an irregular block (11) arranged at one end of the knob (7), and the irregular block (11) is arranged inside the guiding ring (10).

3. The high efficient heat dissipation direct current brushless motor according to claim 2, characterized in that, The elastic assembly includes a spring rod (12) arranged at one end of the mounting block (13), and a connecting groove is formed in the mounting cover (2), and the spring rod (12) is slidably connected in the connecting groove.

4. The high efficient heat dissipation direct current brushless motor according to claim 3, characterized in that, The outer side of the mounting cover (2) is provided with a plurality of extension grooves, and the extension grooves and the spring rod (12) are arranged in the same horizontal plane.

5. The high efficient heat dissipation direct current brushless motor according to claim 4, characterized in that, The outer side of the guiding ring (10) is provided with a plurality of guide grooves, and one end of the spring rod (12) penetrates in the guide groove.

6. The high efficient heat dissipation direct current brushless motor according to claim 5, characterized in that, The heat dissipation groove (14) is arranged around the outer wall of the shell (1).

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