CN217307411U - Brushless motor - Google Patents

Brushless motor Download PDF

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Publication number
CN217307411U
CN217307411U CN202221055198.XU CN202221055198U CN217307411U CN 217307411 U CN217307411 U CN 217307411U CN 202221055198 U CN202221055198 U CN 202221055198U CN 217307411 U CN217307411 U CN 217307411U
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China
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heat
protective shell
motor body
fixing
brushless motor
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CN202221055198.XU
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Chinese (zh)
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扶晓瑜
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Shenzhen Jiuhang Technology Co ltd
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Shenzhen Jiuhang Technology Co ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/64Electric machine technologies in electromobility

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  • Motor Or Generator Cooling System (AREA)

Abstract

The utility model discloses a brushless motor belongs to brushless motor technical field, include: the motor comprises a motor body, wherein a protective shell is sleeved on the outer side of the motor body, two radiating assemblies are symmetrically arranged on the side wall of the protective shell, and a fixing assembly is arranged at the bottom of the protective shell; the radiating component comprises a heat-conducting plate which is supported between the inner walls of the corresponding sides of the motor body and the protective shell and has a circular arc-shaped structure, one side, away from the motor body, of the heat-conducting plate is evenly connected with a plurality of heat-conducting rods, the other ends of the heat-conducting rods penetrate through the corresponding side walls of the protective shell and are connected with heat-insulating plates, one side, close to the protective shell, of each heat-insulating plate is symmetrically connected with two mounting plates, and radiating fans corresponding to the heat-conducting rods are installed on the mounting plates in an embedded mode. This brushless motor can provide sufficient heat dissipation and damage in order to avoid motor body overheat, and the difficult emergence of junction after the installation is become flexible.

Description

Brushless motor
Technical Field
The utility model belongs to the technical field of brushless motor, especially, brushless motor.
Background
The brushless motor has the advantages of long service life, small running sound, high rotating speed and the like, is widely applied in production and life, and needs to be correspondingly improved in order to improve the performance of the brushless motor.
For example, chinese utility model application number is cn202022742292.x's a direct current brushless motor for electric motor car that radiating effect is good, including base, inner chamber, motor body, shaft coupling and second connecting plate, the bottom of base is provided with the inner chamber, and the inner chamber be provided with equidistant protection machanism on the surface, the both sides of base all are provided with dismouting mechanism, the inside of base is provided with the recess, the top fixedly connected with motor body of base, and motor body's fixed surface is connected with heat radiation fins, motor body's output end fixedly connected with shaft coupling, and the one end fixedly connected with second connecting plate of shaft coupling. The utility model discloses not only realized the function of the dismouting of being convenient for when this DC brushless motor for electric motor car uses, the safeguard function when having realized this DC brushless motor for electric motor car and using has realized the heat dissipation function when this DC brushless motor for electric motor car uses moreover.
However, the existing device has the problem that the motor body is easy to overheat and damage after long-time work due to insufficient heat dissipation.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a brushless motor to solve the problem that proposes in the background art.
The technical scheme is as follows: a brushless motor comprising:
the motor comprises a motor body, wherein a protective shell is sleeved on the outer side of the motor body, two radiating assemblies are symmetrically arranged on the side wall of the protective shell, and a fixing assembly is arranged at the bottom of the protective shell;
the radiating component comprises a heat-conducting plate which is supported between the inner walls of the corresponding sides of the motor body and the protective shell and has a circular arc-shaped structure, one side, away from the motor body, of the heat-conducting plate is evenly connected with a plurality of heat-conducting rods, the other ends of the heat-conducting rods penetrate through the corresponding side walls of the protective shell and are connected with heat-insulating plates, one side, close to the protective shell, of each heat-insulating plate is symmetrically connected with two mounting plates, and radiating fans corresponding to the heat-conducting rods are installed on the mounting plates in an embedded mode.
In a further embodiment, the fixing assembly comprises a fixing seat integrally formed at the bottom of the protective shell and fixing plates integrally formed at the bottoms of two sides of the fixing seat, a plurality of insertion holes are formed in the top of each fixing plate side by side, fixing bolts are movably inserted into the insertion holes, and springs are sleeved on the side walls of the fixing bolts.
In a further embodiment, two ends of the spring are connected with support rings sleeved on the side wall of the fixing bolt, and the two support rings are respectively supported on the head of the fixing bolt and the corresponding side of the fixing plate.
In a further embodiment, the fixed seat, the fixed plate and the protective shell are of a cast and integrally formed structure.
In a further embodiment, a heat conducting pad is bonded to one side of the heat conducting plate close to the motor body, and the heat conducting pad is supported on the corresponding side of the motor body.
In a further embodiment, the top of the protective shell is uniformly provided with a plurality of heat dissipation holes.
The utility model discloses a technological effect and advantage: the heat conducting plates on the two sides can fully absorb the heat on the side wall of the motor body, the heat is transferred out of the protective shell through the heat conducting rods and is blown and dissipated by the heat dissipating fan, and sufficient heat dissipation can be provided to avoid overheating and damage of the motor body;
after the fixing bolts are connected with an external structure, when the connection position vibrates, the fixing bolts on the corresponding side can shake to compress the springs, and the vibration can be buffered through the elastic deformation of the springs, so that the connection position after installation is not easy to loosen;
this brushless motor can provide sufficient heat dissipation and damage in order to avoid motor body to overheat, and the difficult emergence of junction after the installation is become flexible.
Drawings
FIG. 1 is a schematic view of the present invention;
fig. 2 is a schematic structural view of the heat dissipation assembly of the present invention;
fig. 3 is a schematic structural diagram of the fixing bolt of the present invention.
In the figure: 1. a motor body; 2. a protective shell; 3. a heat dissipating component; 4. a heat conducting plate; 5. a heat conducting rod; 6. a heat insulation plate; 7. mounting a plate; 8. a heat dissipation fan; 9. a handle; 10. a fixed seat; 11. a fixing plate; 12. fixing the bolt; 13. a support ring; 14. a spring; 15. a thermally conductive pad; 16. and (4) heat dissipation holes.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the present invention.
In order to provide sufficient heat dissipation to avoid overheating damage of a motor body, as shown in fig. 1 and 2, a brushless motor includes: the motor body 1 (the model of the motor body does not affect the functions of the utility model and is not limited), the protective shell 2 is sleeved outside the motor body 1, two heat dissipation components 3 are symmetrically arranged on the side wall of the protective shell 2, each heat dissipation component 3 comprises a heat conduction plate 4 which is supported between the corresponding side inner walls of the motor body 1 and the protective shell 2 and has a circular arc structure, one side of the heat conduction plate 4 close to the motor body 1 is bonded with a heat conduction pad 15, the heat conduction pad 15 is supported on the corresponding side of the motor body 1, the abrasion of the motor body 1 during the disassembly and assembly is avoided under the condition of not influencing the heat conduction performance of the heat conduction plate 4, one side of the heat conduction plate 4 far away from the motor body 1 is evenly screwed with a plurality of heat conduction rods 5, the other ends of the plurality of heat conduction rods 5 penetrate through the corresponding side wall of the protective shell 2 and are screwed with heat insulation plates 6, and the heat insulation plates 6 prevent the external structure of heat, one side of the heat insulation plate 6 close to the protective shell 2 is symmetrically connected with two mounting plates 7 through a plurality of screws, the mounting plates 7 are nested with heat dissipation fans 8 corresponding to the heat conduction rods 5, one side of the heat insulation plate 8 far away from the protective shell 2 is connected with a handle 9 through screws, the device is convenient to lift and move through the handle 9, and a plurality of heat dissipation holes 16 are uniformly formed in the top of the protective shell 2;
for the difficult emergence of junction after the installation is not hard up, as figure 1 and figure 3, fixed subassembly is installed to the bottom of protecting crust 2, fixed subassembly is including the fixing base 10 of casting integrated into one piece in protecting crust 2 bottom, casting integrated into one piece's structural strength is higher, can improve the stability after the installation, fixed plate 11 has all been cast integrated into one piece in the both sides bottom of fixing base 10, fixed plate 11 flushes with the bottom of fixing base 10, there is the clearance bottom after avoiding installing, a plurality of jacks have been seted up side by side at the top of fixed plate 11, the jack internalization is pegged graft and is had fixing bolt 12, fixing bolt 12's lateral wall cover is equipped with spring 14, spring 14's both ends are all fixed to be cup jointed and are established the support ring 13 of establishing at fixing bolt 12 lateral wall, and two support rings 13 support respectively in fixing bolt 12's head and fixing plate 11 the side that corresponds.
According to the working principle, the brushless motor is connected with an external structure through the plurality of fixing bolts 12 and is connected with an external power supply, when the connection part vibrates, the fixing bolts 12 on the corresponding side can shake to cause the corresponding springs 14 to be compressed, the vibration can be buffered through the elastic deformation of the springs 14, and the plurality of springs 14 can provide sufficient buffering to ensure that the connection part after installation is not easy to loosen;
there is a large amount of heat conduction to the lateral wall in motor body 1 working process, can fully absorb the heat of motor body 1 lateral wall through the heat-conducting plate 4 of both sides this moment, and these heats can be passed out protecting crust 2 and blown off by the wind that 8 of cooling fan blow off at this in-process through a plurality of heat conduction poles 5, thereby this process is constantly repeated and continuously provides the heat dissipation in order to avoid motor body 1 to overheat and damage.
It is noted that, herein, relational terms such as one and two are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A brushless motor, comprising:
the motor comprises a motor body (1), wherein a protective shell (2) is sleeved on the outer side of the motor body (1), two radiating assemblies (3) are symmetrically mounted on the side wall of the protective shell (2), and a fixing assembly is mounted at the bottom of the protective shell (2);
the method is characterized in that: radiator unit (3) are including supporting heat-conducting plate (4) of the convex structure between the inner wall that corresponds in motor body (1) and protecting crust (2), one side that motor body (1) was kept away from in heat-conducting plate (4) evenly is connected with a plurality of heat conduction poles (5), and is a plurality of the other end of heat conduction pole (5) runs through the corresponding lateral wall of protecting crust (2) and is connected with heat insulating board (6), one side symmetric connection that heat insulating board (6) are close to protecting crust (2) has two mounting panels (7), mounting panel (7) nested install with heat dissipation fan (8) that heat conduction pole (5) correspond.
2. A brushless motor according to claim 1, wherein: the fixing assembly comprises a fixing seat (10) and a fixing plate (11), wherein the fixing seat (10) is integrally formed at the bottom of the protective shell (2), the fixing plate (11) is integrally formed at the bottoms of two sides of the fixing seat (10), a plurality of insertion holes are formed in the top of the fixing plate (11) side by side, fixing bolts (12) are movably inserted in the insertion holes, and springs (14) are sleeved on the side walls of the fixing bolts (12).
3. A brushless motor according to claim 2, wherein: the two ends of the spring (14) are connected with support rings (13) which are sleeved on the side wall of the fixing bolt (12), and the two support rings (13) are respectively supported at the head of the fixing bolt (12) and the corresponding side of the fixing plate (11).
4. A brushless motor according to claim 2, wherein: and cast integrated structures are arranged among the fixed seat (10), the fixed plate (11) and the protective shell (2).
5. A brushless motor according to claim 1, wherein: one side of the heat conducting plate (4) close to the motor body (1) is bonded with a heat conducting pad (15), and the heat conducting pad (15) is supported on the corresponding side of the motor body (1).
6. A brushless motor according to claim 1, wherein: a plurality of heat dissipation holes (16) are uniformly formed in the top of the protective shell (2).
CN202221055198.XU 2022-05-05 2022-05-05 Brushless motor Active CN217307411U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202221055198.XU CN217307411U (en) 2022-05-05 2022-05-05 Brushless motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221055198.XU CN217307411U (en) 2022-05-05 2022-05-05 Brushless motor

Publications (1)

Publication Number Publication Date
CN217307411U true CN217307411U (en) 2022-08-26

Family

ID=82916894

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202221055198.XU Active CN217307411U (en) 2022-05-05 2022-05-05 Brushless motor

Country Status (1)

Country Link
CN (1) CN217307411U (en)

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