CN216530825U

CN216530825U - Shell heat dissipation structure for servo motor

Info

Publication number: CN216530825U
Application number: CN202123239543.3U
Authority: CN
Inventors: 刘伟东
Original assignee: Aoke Seiko Shenzhen Co ltd
Current assignee: Aoke Seiko Shenzhen Co ltd
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2022-05-13
Anticipated expiration: 2031-12-21

Abstract

The utility model discloses a shell heat dissipation structure for a servo motor, and relates to the technical field of servo motors. Including servo motor, connection socket and connecting plug, servo motor fixes in the safety cover, the top of safety cover is fixed with the dust cover, the dust cover internal fixation has radiator fan, be fixed with a sealed section of thick bamboo on the inner wall of safety cover, piston connection has the piston piece in the sealed section of thick bamboo, one side that the piston piece is close to the dust cover is fixed with the push rod, be provided with stop gear in the safety cover. This a casing heat radiation structure for servo motor when servo motor is unusual overheated, can make the carbon dioxide gas inflation in the sealed cylinder, and then make the piston piece drive the push rod and remove, through stop gear, connecting plate, second spring, connecting rod, the cooperation of extrusion cover, make extrusion cover extrusion connecting plug extract from connecting socket, and then cut off the power supply to servo motor, prevent that servo motor is unusual overheated impaired.

Description

Shell heat dissipation structure for servo motor

Technical Field

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

Background

The servo motor can control the speed, the position precision is very accurate, and a voltage signal can be converted into torque and rotating speed to drive a control object. The rotation speed of the rotor of the servo motor is controlled by an input signal and can quickly respond, the servo motor is used as an actuating element in an automatic control system, has the characteristics of small electromechanical time constant, high linearity and the like, and can convert a received electric signal into angular displacement or angular speed on a motor shaft for output. The servo motor is divided into two categories of direct current servo motors and alternating current servo motors, and is mainly characterized in that when the signal voltage is zero, the signal voltage has no autorotation phenomenon, and the rotating speed is reduced at a constant speed along with the increase of the torque.

The shell heat radiation structure of the existing servo motor is used for radiating heat of the servo motor, and when the temperature of the servo motor is abnormally high, if the servo motor is not powered off, the servo motor can be damaged, and further economic loss is caused.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In view of the deficiencies of the prior art, the present invention provides a heat dissipation structure for a housing of a servo motor, which solves the problems mentioned in the background art.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a casing heat radiation structure for servo motor, includes servo motor, connection socket and connecting plug, servo motor fixes in the safety cover, the top of safety cover is fixed with the dust cover, the dust cover internal fixation has radiator fan, be fixed with a sealed section of thick bamboo on the inner wall of safety cover, piston connection has the piston piece in the sealed section of thick bamboo, one side that the piston piece is close to the dust cover is fixed with the push rod, be provided with stop gear in the safety cover, the lateral wall of safety cover is provided with pushing mechanism.

Preferably, stop gear includes the backup pad, one side that the dust cover was kept away from to the backup pad is fixed with the connecting block, the top slidable mounting of connecting block has the movable rod, the movable rod top articulates there is the transfer line, the one end that the movable rod was kept away from to the transfer line articulates there is the stopper.

Preferably, one side of the limiting block, which is close to the dust cover, is fixed with a supporting rod, and one end of the supporting rod, which is far away from the limiting block, is slidably mounted on the supporting plate.

Preferably, a first spring is fixed on the top of the support rod, and the top of the first spring is fixed on the inner wall of the protective cover.

Preferably, the inner wall of the protective cover is provided with a sliding block in a sliding manner, the bottom of the sliding block is fixed with a connecting plate, and the bottom of the connecting plate is provided with a limiting groove.

Preferably, a second spring is fixed on one side of the sliding block, which is far away from the dust cover, and one side of the second spring, which is far away from the sliding block, is fixed on the inner wall of the protective cover.

Preferably, the pushing mechanism comprises a connecting rod, the top of the connecting rod is fixed at the bottom of the connecting plate, and the bottom of the connecting rod is fixed with the extrusion sleeve.

(III) advantageous effects

The utility model provides a shell heat dissipation structure for a servo motor. The method has the following beneficial effects:

(1) this a casing heat radiation structure for servo motor when servo motor is unusual overheated, can make the carbon dioxide gas inflation in the sealed cylinder, and then make the piston block drive the push rod and remove, through stop gear, connecting plate, second spring, connecting rod, the cooperation of extrusion cover, make extrusion cover extrusion connecting plug extract from connecting socket, and then cut off the power supply to servo motor, prevent that servo motor is unusual overheated impaired.

(2) This a casing heat radiation structure for servo motor through setting up radiator fan, can dispel the heat to the servo motor in the protection casing, prevents servo motor's high temperature, and then causes servo motor impaired.

Drawings

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

FIG. 2 is an enlarged view of the structure A of FIG. 1 according to the present invention;

FIG. 3 is a schematic side view of the pushing mechanism of the present invention.

In the figure: 1. a servo motor; 2. a connecting socket; 3. a connecting plug; 4. a protective cover; 5. a dust cover; 6. a heat radiation fan; 7. a sealing cylinder; 8. a piston block; 9. a push rod; 10. a limiting mechanism; 101. a support plate; 102. connecting blocks; 103. a movable rod; 104. a transmission rod; 105. a limiting block; 106. a support bar; 107. a first spring; 11. a slider; 12. a second spring; 13. a connecting plate; 14. a limiting groove; 15. a pushing mechanism; 151. a connecting rod; 152. and (5) extruding the sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a shell heat dissipation structure for a servo motor comprises a servo motor 1, a connecting socket 2 and a connecting plug 3, wherein the servo motor 1 is fixed in a protective cover 4, the protective cover 4 can play a role of protecting the servo motor 1, a dust cover 5 is fixed at the top of the protective cover 4, the dust cover 5 can play a role of preventing dust, and prevents dust from entering the servo motor 1 to cause damage to the servo motor 1, a heat dissipation fan 6 is fixed in the dust cover 5, through arranging the heat dissipation fan 6, heat dissipation can be performed on the servo motor 1 in the protective cover 4, overhigh temperature of the servo motor 1 is prevented, further the servo motor 1 is prevented from being damaged, a sealing cylinder 7 is fixed on the inner wall of the protective cover 4, carbon dioxide gas is filled in the sealing cylinder 7, a piston block 8 is connected to a piston in the sealing cylinder 7, a push rod 9 is fixed on one side, close to the dust cover 5, of the piston block 8, and a limiting mechanism 10 is arranged in the protective cover 4, the side wall of the protective cover 4 is provided with a pushing mechanism 15.

The limiting mechanism 10 comprises a supporting plate 101, the supporting plate 101 is fixed on the inner wall of the protective cover 4, a connecting block 102 is fixed on one side of the supporting plate 101 away from the dust cover 5, a movable rod 103 is slidably mounted at the top of the connecting block 102, a transmission rod 104 is hinged at the top of the movable rod 103, a limiting block 105 is hinged at one end of the transmission rod 104 away from the movable rod 103, a supporting rod 106 is fixed on one side of the limiting block 105 close to the dust cover 5, one end of the supporting rod 106 away from the limiting block 105 is slidably mounted on the supporting plate 101, the supporting rod 106 plays a role of supporting the limiting block 105, a first spring 107 is fixed at the top of the supporting rod 106, the top of the first spring 107 is fixed on the inner wall of the protective cover 4, a sliding block 11 is slidably mounted on the inner wall of the protective cover 4, a connecting plate 13 is fixed at the bottom of the sliding block 11, a limiting groove 14 is formed by penetrating through the bottom of the connecting plate 13, and a second spring 12 is fixed at one side of the sliding block 11 away from the dust cover 5, one side of the second spring 12 far away from the sliding block 11 is fixed on the inner wall of the protection cover 4, when the servo motor 1 is abnormally overheated, the temperature in the protection cover 4 is rapidly increased, and then carbon dioxide gas in the sealing barrel 7 is heated and expanded, and then the piston block 8 is made to push the push rod 9 to move, when the push rod 9 moves to a specified position, the push rod 9 can be made to extrude the movable rod 103 to move, through the transmission rod 104, and then the limit block 105 moves downwards, because the second spring 12 is in a compression state, and then the connecting plate 13 stretches out from the protection cover 4, and then the connecting rod 151 is driven to move, so that the extrusion sleeve 152 pushes the connecting seat of the connecting plug 3 to be pulled out from the connecting socket 2, and then the servo motor 1 is powered off, and the servo motor 1 is prevented from being abnormally overheated and damaged.

The pushing mechanism 15 comprises a connecting rod 151, the top of the connecting rod 151 is fixed at the bottom of the connecting plate 13, an extrusion sleeve 152 is fixed at the bottom of the connecting rod 151, after heat on the servo motor 1 is dissipated, the push rod 9 is far away from the movable rod 103 due to the principle of expansion with heat and contraction with cold due to carbon dioxide gas, the limiting block 105 is returned to the original position due to the fact that the first spring 107 is in the stretching state, when the connecting plug 3 is inserted into the connecting socket 2, the connecting seat of the connecting plug 3 is further made to extrude the extrusion sleeve 152, the extrusion sleeve 152 is made to drive the connecting rod 151 and the connecting plate 13 to move, the inclined plane is arranged on the left side of the connecting plate 13, the top of the limiting block 105 is provided with the inclined plane, when the connecting plate 13 extrudes the limiting block 105, the connecting plate 13 can extrude the limiting block 105 to move downwards, when the limiting block 105 is aligned with the limiting groove 14 on the connecting plate 13, the first spring 107 is in the compressing state, and the limiting block 105 is clamped into the limiting groove 14, so that the connecting plate 13 is fixed for the next work.

When the heat dissipation device works (or is used), when the heat dissipation fan 6 is started, the heat dissipation can be carried out on the servo motor 1, when the servo motor 1 is abnormally overheated, the temperature in the protective cover 4 is rapidly increased, the carbon dioxide gas in the sealing barrel 7 can be heated and expanded, the piston block 8 can be further used for pushing the push rod 9 to move, when the push rod 9 moves to a specified position, the push rod 9 can be used for extruding the movable rod 103 to move, the transmission rod 104 is used for enabling the limiting block 105 to move downwards, the limiting block 105 can be moved out of the limiting groove 14, the second spring 12 is in a compression state, the connecting plate 13 can be further extended out of the protective cover 4, the connecting rod 151 is further driven to move, the extruding sleeve 152 is used for pushing the connecting seat of the connecting plug 3 to be pulled out of the connecting socket 2, the power of the servo motor 1 is cut off, and the servo motor 1 is prevented from being abnormally overheated and damaged.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a casing heat radiation structure for servo motor, includes servo motor (1), connection socket (2) and connecting plug (3), its characterized in that: servo motor (1) is fixed in safety cover (4), the top of safety cover (4) is fixed with dust cover (5), dust cover (5) internal fixation has radiator fan (6), be fixed with sealed section of thick bamboo (7) on the inner wall of safety cover (4), piston connection has piston block (8) in sealed section of thick bamboo (7), one side that piston block (8) are close to dust cover (5) is fixed with push rod (9), be provided with stop gear (10) in safety cover (4), the lateral wall of safety cover (4) is provided with pushing mechanism (15).

2. A case heat dissipation structure for a servo motor according to claim 1, wherein: stop gear (10) include backup pad (101), one side that dust cover (5) were kept away from in backup pad (101) is fixed with connecting block (102), the top slidable mounting of connecting block (102) has movable rod (103), movable rod (103) top articulates there is transfer line (104), the one end that movable rod (103) were kept away from in transfer line (104) articulates there is stopper (105).

3. A case heat dissipation structure for a servo motor according to claim 2, wherein: one side of the limiting block (105) close to the dust cover (5) is fixed with a supporting rod (106), and one end, far away from the limiting block (105), of the supporting rod (106) is slidably mounted on the supporting plate (101).

4. A case heat dissipation structure for a servo motor according to claim 3, wherein: a first spring (107) is fixed to the top of the supporting rod (106), and the top of the first spring (107) is fixed to the inner wall of the protective cover (4).

5. A case heat dissipation structure for a servo motor according to claim 1, wherein: sliding mounting has slider (11) on the inner wall of safety cover (4), the bottom of slider (11) is fixed with connecting plate (13), spacing groove (14) have been seted up to the bottom of connecting plate (13).

6. A case heat dissipation structure for a servo motor according to claim 5, wherein: one side of the sliding block (11) far away from the dust cover (5) is fixed with a second spring (12), and one side of the second spring (12) far away from the sliding block (11) is fixed on the inner wall of the protection cover (4).

7. A case heat dissipation structure for a servo motor according to claim 5, wherein: the pushing mechanism (15) comprises a connecting rod (151), the top of the connecting rod (151) is fixed to the bottom of the connecting plate (13), and an extrusion sleeve (152) is fixed to the bottom of the connecting rod (151).