CN214850851U

CN214850851U - Motor and robot with heat radiation structure

Info

Publication number: CN214850851U
Application number: CN202023085750.3U
Authority: CN
Inventors: 杜向红; 庄秀丽; 王师; 郭占磊
Original assignee: Shanghai Step Robotics Co ltd
Current assignee: Shanghai Step Robotics Co ltd
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-11-23
Anticipated expiration: 2030-12-18

Abstract

The utility model relates to a motor field discloses a motor and robot with heat radiation structure. The utility model discloses in include: the motor body and install in the outside heat radiation structure of motor body, motor body includes the casing, and heat radiation structure includes fan and bracket component, and on the bracket component was fixed in the lateral wall of casing, the bracket component constituted the air outlet with the casing and with the wind-guiding passageway of air outlet intercommunication, on the fan was fixed in the bracket component, fan drive air current flowed through the wind-guiding passageway and flowed out by the air outlet. Thereby improving the heat dissipation effect of the heat generated by the motor in the working process.

Description

Motor and robot with heat radiation structure

Technical Field

The utility model relates to a motor field, in particular to motor and robot with heat radiation structure.

Background

The motor can produce the heat at the working process, if the motor works at full load, full fast state for a long time, then can produce a large amount of heats to make the inside temperature of motor rise, the inside temperature of motor risees and can arouse to set up in the encoder excess temperature of motor afterbody and report to the police, leads to partial components and parts excess temperature to damage even, thereby leads to the unable normal work of motor. In order to ensure that the motor works normally, heat generated in the working process needs to be dissipated, a fan is usually added near the position where the motor encoder is arranged, and airflow driven by the fan flows through the peripheral space of the motor encoder to achieve the heat dissipation effect.

The inventor finds that the heat dissipation technology at least has the following problems: the fan is arranged near the motor encoder, so that a large amount of heat generated by a heat source, namely a motor stator rotor, can not be prevented from being continuously transmitted to the encoder, the heat dissipation capacity is limited, and in addition, the heat dissipation assembly arranged at the position of the rear end cover of the motor is easy to interfere with other structural members of the robot.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a motor and robot with heat radiation structure improves the radiating effect to the motor production of heat in the course of the work.

In order to solve the above technical problem, an embodiment of the present invention provides a motor with a heat radiation structure, including: the motor body and install in the outside heat radiation structure of motor body, motor body includes the casing, and heat radiation structure includes fan and bracket component, and on the bracket component was fixed in the lateral wall of casing, the bracket component constituted the air outlet with the casing and with the wind-guiding passageway of air outlet intercommunication, on the fan was fixed in the bracket component, fan drive air current flowed through the wind-guiding passageway and flowed out by the air outlet.

An embodiment of the utility model provides a robot, include: the motor with the heat dissipation structure and the joint are arranged on the joint.

Compared with the related art, the embodiment of the utility model, the heat dissipation structure comprises a fan and a bracket component, the bracket component is fixed on the side wall of the shell of the motor body, the bracket component and the shell form an air outlet and a wind guide channel communicated with the air outlet, the fan is fixed on the bracket, when the fan works, the air flow is driven to flow through the wind guide channel, and finally the air outlet flows out, because the wind guide channel is formed by the shell, the heat of the shell is taken away by the air flow in the wind guide channel, thereby the heat dissipation effect on the shell is achieved, and because the heat dissipation structure is arranged on the side wall of the shell, the position is close to the rotor and the stator of the motor, most of the heat generated by the work of the rotor and the stator is conducted to the side wall of the shell, and the heat is dissipated by the air flow in the wind guide channel, namely, the heat dissipation structure arranged on the side wall of the shell can directly dissipate the heat generated by the rotor and the stator, thereby furthest has avoided the heat conduction that the root cause department produced to other parts of motor, has improved the radiating effect to the motor.

In addition, the bracket component is arranged at the periphery of the shell in a surrounding mode, and the bracket component and each side wall of the shell form an air guide channel at intervals, so that air flow can conveniently dissipate heat of the shell on each side face of the motor.

In addition, the bracket assembly includes: the first support and the second support of setting in the relative both sides of casing, on first support and second support all were fixed in the casing, first support and second support extended towards the direction that is close to each other to interconnect forms the bracket component that encircles the casing, installs the heat radiation structure of combination formula in motor body's side, is convenient for install and dismantle heat radiation structure.

In addition, the bracket assembly includes: the air guide structure comprises a supporting plate and a baffle plate, wherein the supporting plate is arranged at intervals with the side wall of the shell, the baffle plate extends to the shell from the periphery of the supporting plate, the interval between the supporting plate and the side wall of the shell forms an air guide channel, the baffle plate surrounds the air guide channel and forms a closed structure together with the supporting plate, and the air outlet is formed in the baffle plate. The baffle can effectively prevent dust and sundries from entering between the bracket component and the side wall.

In addition, motor body still includes the pivot, and the casing is including relative front end housing and the rear end cap that sets up and link to each other with the lateral wall of casing respectively, and front end housing center department is equipped with the through-hole, and the through-hole is run through in the pivot, and the air outlet sets up near the position of front end housing to avoid the dust to influence the air-out effect.

In addition, the bracket component and the shell are fixed through a mounting hole on the shell.

In addition, the motor further includes: the protection piece is fixed on the bracket component, an accommodating space is defined by the protection piece and the bracket component and communicated with the air guide channel, the fan is arranged in the accommodating space, an air inlet is formed in the protection piece, and the fan drives air flow to enter the accommodating space from the air inlet. The protection piece can effectively prevent external objects from influencing the work of the fan.

In addition, the bracket assembly further includes: the feedback interface is electrically connected with the fan and used for feeding back a working signal of the fan to the external equipment. The feedback interface can be used for transmitting the fault information of the fan operation to the external equipment in time.

In addition, the housing includes: front end housing and the rear end cap that sets up relatively, front end housing center department is equipped with the through-hole, and motor body still includes: the rotating shaft penetrates through the through hole, and the encoder is arranged close to the rear end cover.

Drawings

Fig. 1 is a schematic structural view of a motor having a heat dissipation structure according to a first embodiment of the present invention;

fig. 2 is a schematic structural view of a motor having a heat dissipation structure according to a second embodiment of the present invention;

fig. 3 is a schematic structural view of a motor having a heat dissipation structure according to a third embodiment of the present invention;

fig. 4 is a partial schematic structural view of a robot according to a fourth embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the following will explain in detail each embodiment of the present invention with reference to the accompanying drawings. However, it will be appreciated by those of ordinary skill in the art that in various embodiments of the invention, numerous technical details are set forth in order to provide a better understanding of the present application. However, the technical solutions claimed in the claims of the present application can be implemented without these technical details and with various changes and modifications based on the following embodiments.

The utility model discloses a first embodiment relates to a motor with heat radiation structure, as shown in fig. 1, include: motor body 1 with install in motor body 1 outside heat radiation structure 2, motor body 1 includes the casing, heat radiation structure 2 includes fan 21 and bracket component 22, on bracket component 22 was fixed in the lateral wall of casing, bracket component 22 constitutes the air outlet with the casing and with the wind-guiding passageway of air outlet intercommunication, fan 21 was fixed in on bracket component 22, fan 21 drive air current flow through wind-guiding passageway and flowed out by the air outlet.

In addition, the bracket assembly 22 is disposed around the outer periphery of the casing, and a gap is formed between the bracket assembly 22 and each side wall of the casing, and the gap forms an air guide channel, so that the air flow driven by the fan 21 can flow through each side surface of the casing through the air guide channel, thereby realizing heat dissipation of each side surface of the casing.

In addition, in order to form the air guiding channel at an interval between the bracket assembly 22 and the side wall, a plurality of cushion blocks may be added on one side of the bracket assembly 22 close to the side wall, and the bracket assembly 22 and the side wall are separated by a distance using the cushion blocks, so that the air guiding channel capable of passing through a larger flow of air is formed, and the heat dissipation effect of the air flow is improved.

A second embodiment of the present invention relates to a motor. The second embodiment is substantially the same as the first embodiment, with the main differences being: in a second embodiment, the bracket assembly is formed by assembling the first bracket and the second bracket, and the combined heat dissipation structure is mounted on the side surface of the motor body, so that the heat dissipation structure can be conveniently mounted and dismounted.

As shown in fig. 2, the motor in this embodiment includes a bracket assembly 22: the first bracket 221 and the second bracket 222 are disposed at opposite sides of the housing, the first bracket 221 and the second bracket 222 are fixed to the housing, and the first bracket 221 and the second bracket 222 extend in a direction approaching each other and are connected to each other to form a bracket assembly 22 surrounding the housing. The bracket assembly 22 is assembled to facilitate the assembly and disassembly of the bracket assembly 22, so that the heat dissipation structure can be reused.

When the first bracket 221 and the second bracket 222 are fixed to the casing, the first bracket 221 and/or the second bracket 222 may be fixed by using a hoisting hole provided in the casing, or a mounting hole may be formed at a desired position in the casing, and the first bracket 221 and the second bracket 222 may be fixed by using the formed mounting hole. In addition, the first bracket 221 and the second bracket 222 may be fixed by using corresponding mounting holes, so as to prevent the first bracket 221 and the second bracket 222 from being displaced.

In addition, the first bracket 221 and the second bracket 222 can be fixed on the side wall of the housing in a fitting manner or in a nesting manner, so that the mounting operation is more convenient and labor-saving, and the mounting of the first bracket 221 and the second bracket 222 can be completed without adjusting the structure of the existing motor.

In addition, the motor further includes: the protection component 3, the protection component 3 is fixed to the bracket assembly 22, and the protection component 3 and the bracket assembly 22 enclose an accommodating space, the accommodating space is communicated with the air guiding channel, the fan 21 is disposed in the accommodating space, an air inlet is disposed on the protection component 3, the fan 21 drives the air flow to enter the accommodating space from the air inlet, the air flow enters the air guiding channel through the accommodating space, and finally flows out from an air outlet 23 connected with the air guiding channel. Set up protection piece 3 on the motor and can make fan work in safe environment, effectively avoid external article to influence fan work, can also play certain guard action to the human body simultaneously, avoid human and fan direct contact to lead to the injury.

In addition, the housing includes: the motor comprises a front end cover 11 and a rear end cover 12 which are arranged oppositely, wherein a through hole is formed in the center of the front end cover 11, the motor body 1 further comprises a rotating shaft 13 and an encoder (not marked), the rotating shaft 13 penetrates through the through hole, and the encoder is arranged close to the rear end cover 12.

In addition, the motor body further includes: conduit 14, the inside power cord that holds the motor of conduit 14, conduit 14 plays certain guard action to the power cord, avoids the power cord wearing and tearing.

In addition, the bracket assembly 22 further includes: the feedback interface 225, the feedback interface 225 is electrically connected to the fan 21, and the feedback interface 225 is used for feeding back the operating signal of the fan 21 to the external device. If the condition of fan trouble takes place, utilize the feedback interface in time to send trouble signal to external equipment and judge, for example, if the motor is installed in the joint department of robot, when the fan trouble, utilize the feedback interface to upload the working signal to the controller of robot, carry out the analysis to the working signal who receives by the robot controller, judge whether the fan breaks down to avoid the fan to normally dispel the heat and lead to the motor so that the robot damages.

In addition, the feedback interface 225 of the rack assembly 22 may further include a power supply function, the feedback interface 225 is connected to a power input line, and the fan may be supplied with a driving current or a driving voltage through the feedback interface 225.

In the embodiment, the bracket assembly comprises a first bracket and a second bracket, and the first bracket and the second bracket are assembled to complete the installation of the bracket assembly, so that the installation operation is simplified. In addition, a protective piece covering the fan is arranged on the bracket component, and the fan is protected by the protective piece, so that the fan is prevented from being damaged.

The utility model discloses the third embodiment relates to a motor, and the third embodiment is roughly the same with the first embodiment, and the main difference lies in: in a third embodiment, the bracket assembly includes at least two portions, a support plate and a baffle plate.

As shown in fig. 3, the motor in this embodiment includes a bracket assembly 22: the backup pad 223 that sets up with the lateral wall interval of casing, the baffle 224 that extends to the casing from the periphery of backup pad 223, interval between the lateral wall of backup pad 223 and casing constitutes wind-guiding passageway, baffle 224 encircles wind-guiding passageway and constitutes enclosed construction jointly with backup pad 223, utilize the baffle can effectually avoid dust and debris to get into between bracket component and the lateral wall, for example, because the motor is in front end housing 11 top at during operation rear end 12, baffle 224 that extends to the casing from backup pad 223 top edge can support and keep out dust or debris that fall from the motor top and get into the clearance between backup pad 223 and the casing, thereby can avoid dismantling bracket component 22 because of the clearance between clean casing and the backup pad 223.

In addition, as shown in fig. 2 and 3, the motor body further includes a rotating shaft, the housing includes a front end cover and a rear end cover 12 which are oppositely disposed and respectively connected to the side walls of the housing, a through hole is disposed at the center of the front end cover, the rotating shaft penetrates through the through hole, and the air outlet 23 is disposed at a position close to the front end cover. Because the motor sets up the front end housing downwards usually, sets up the position that air outlet 23 is close to the front end housing, and dust etc. are difficult to get into air outlet 23 by the position below under the influence of gravity to avoid the dust to influence the air-out effect.

In this embodiment, the baffle can effectively prevent dust and impurities from entering the gap between the supporting plate and the side wall of the bracket assembly, so as to prevent the bracket assembly 22 from being disassembled due to the clearance between the cleaning housing and the supporting plate 223.

The fourth embodiment of the present invention relates to a robot, as shown in fig. 4, including: the motor and the joint 4, the motor is arranged on the joint 4. The motor at least comprises: motor body 1 and heat radiation structure 2. Utilize heat radiation structure 2 to dispel the heat to motor body 1, avoid motor body 1 high temperature to influence the work of robot, make the robot can continuously operate in full load, full speed state to the ability of at utmost performance robot.

The robot provided by this embodiment is provided with the motor provided by the foregoing embodiment, and the structure of the motor is the same as that mentioned in the foregoing embodiment, which is not described herein again.

It will be understood by those skilled in the art that the foregoing embodiments are specific examples of the invention, and that various changes in form and details may be made therein without departing from the spirit and scope of the invention in its practical application.

Claims

1. A motor with a heat dissipation structure, comprising: the motor body, with install in the outside heat radiation structure of motor body, motor body includes the casing, heat radiation structure includes fan and bracket component, the bracket component is fixed in on the lateral wall of casing, the bracket component with the casing constitute the air outlet and with the wind-guiding passageway of air outlet intercommunication, the fan is fixed in on the bracket component, fan drive air current flows through the wind-guiding passageway, and by the air outlet flows.

2. The electric motor with a heat dissipation structure as claimed in claim 1, wherein the bracket assembly is disposed around the outer periphery of the casing, and a gap is formed between the bracket assembly and each side wall of the casing to form the air guiding channel.

3. The motor having a heat dissipation structure of claim 2, wherein the bracket assembly comprises: the setting is in the first support and the second support of the relative both sides of casing, first support with the second support all is fixed in on the casing, first support with the second support extends towards the direction that is close to each other to interconnect forms and encircles the bracket component of casing.

4. The motor having a heat dissipation structure of claim 2, wherein the bracket assembly comprises: the air guide channel is formed by the supporting plate and the side wall of the shell, the supporting plate is arranged at an interval, the periphery of the supporting plate extends to the baffle of the shell, the interval between the supporting plate and the side wall of the shell forms the air guide channel, and the baffle surrounds the air guide channel and forms a closed structure together with the supporting plate.

5. The motor with the heat dissipation structure of claim 1, wherein the motor body further comprises a rotating shaft, the housing comprises a front end cover and a rear end cover which are oppositely arranged and respectively connected with the side wall of the housing, a through hole is formed in the center of the front end cover, the rotating shaft penetrates through the through hole, and the air outlet is arranged at a position close to the front end cover.

6. The motor having a heat dissipation structure as set forth in claim 1, wherein the bracket assembly is fixed to the housing via a mounting hole in the housing.

7. The motor having a heat dissipation structure of claim 1, further comprising: the protection piece is fixed on the bracket assembly, an accommodating space is defined by the protection piece and the bracket assembly, the accommodating space is communicated with the air guide channel, the fan is arranged in the accommodating space, an air inlet is formed in the protection piece, and the fan drives air flow to enter the accommodating space from the air inlet.

8. The electric motor having a heat dissipation structure as set forth in claim 1, wherein the bracket assembly further includes: the feedback interface is electrically connected with the fan and used for feeding back a working signal of the fan to external equipment.

9. The motor having a heat dissipation structure according to claim 1, wherein the housing includes: front end housing and the rear end cap that sets up relatively, front end housing center department is equipped with the through-hole, motor body still includes: the rotary shaft penetrates through the through hole, and the encoder is close to the rear end cover.

10. A robot, comprising: the motor having a heat dissipation structure and the knuckle according to any one of claims 1 to 9, the motor being mounted on the knuckle.