Motor driving board with protection structure

By using damping rod springs and hinge structures on the motor drive plate for buffering, and combining the design of the thermal frame and heat dissipation fan, the problem of insufficient buffering and heat dissipation of the motor drive plate in humid environments is solved, achieving higher safety and stability.

CN222216323UActive Publication Date: 2024-12-20CHANGZHOU JINZHI DRIVE TECHNOLOGY CO LTD
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Patent Information

Application Number
CN202420795616.1
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-04-17
Publication Date
2024-12-20
Estimated Expiration
2034-04-17

AI Technical Summary

Technical Problem

The existing motor drive board has poor buffering effect when used in humid environments, which is prone to damage and insufficient heat dissipation, resulting in high temperature damage.

Method used

A motor drive plate with a protective structure is designed, and the damping rod spring and hinge structure is used to achieve buffering. Combined with a thermal frame and a heat dissipation fan to improve the heat dissipation effect, ensuring stable operation in impact and high temperature environments.

Benefits of technology

Effective impact buffering is achieved through the damping rod spring to prevent damage to the motor drive plate. The combination of the thermal frame and the heat dissipation fan is improved to ensure the safety and stability of the motor drive plate when used.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model provides a motor drive board with a protection structure, which belongs to the technical field of motor drive boards and comprises a motor drive board, a buffer assembly and a heat dissipation assembly, the heat dissipation assembly comprises a plurality of processors welded at the top of the motor drive board, and heat conduction frames are arranged at the tops of two processors. The top of the heat conduction frame penetrates through the protection cover and is provided with a heat conduction piece, the top of the protection cover is provided with a sealing cover, the top of the sealing cover is provided with a supporting frame, the middle of the sealing cover is provided with a ventilation groove, and the middle of the supporting frame is provided with a cooling fan. During use, heat generated when the motor driving board works is conveniently conducted to the heat conduction frame, the heat conduction frame transmits the heat to the heat conduction pieces, at the moment, a user turns on the cooling fan through the PLC, the cooling fan blows air to the outside, then the heat on the heat conduction pieces is brought out of the motor driving board, and therefore the purpose of heat dissipation is achieved.
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Description

Technical Field

[0001] The utility model belongs to the technical field of motor drive boards, and in particular relates to a motor drive board with a protective structure. Background Art

[0002] The driver board generally refers to a board-level circuit product composed of an IGBT driver chip, a driver auxiliary power supply, a driver peripheral circuit and connectors. After searching, the application number "CN201920518964.3" discloses "a stepper motor driver with a protective device", which records that "the rubber sealing plate can seal and waterproof the outer shell and the bottom plate, so that when the motor driver works in a humid environment, the sealing connection between the outer shell and the bottom plate is better, thereby being able to play a moisture-proof and waterproof effect on the electronic circuit inside the driver, ensuring that the driver can work normally when driving the motor". The rubber sealing plate can seal and waterproof the outer shell and the bottom plate, so that when the motor driver works in a humid environment, it can indeed play a better sealing connection between the outer shell and the bottom plate, thereby being able to play a moisture-proof and waterproof effect on the electronic circuit inside the driver, ensuring that the driver can work normally when driving the motor. However, there are still the following problems in actual use:

[0003] In actual use, the buffering effect is poor, which can easily damage the driver board, and the heat dissipation is poor during use, resulting in high temperature causing damage to the driver board.

[0004] Based on this, it is extremely practical to provide a driving plate that can achieve good buffering effect and good heat dissipation during use. Utility Model Content

[0005] The purpose of the utility model is to provide a motor drive plate with a protective structure, aiming to solve the above technical problems.

[0006] An embodiment of the utility model provides a motor drive board with a protective structure, comprising a motor drive board, a buffer component and a heat dissipation component.

[0007] The bottom of the motor drive plate is provided with a base, the top of the base is provided with two slide grooves, the bottom of the motor drive plate is provided with a plurality of first hinge seats, and the top cover of the motor drive plate is provided with a protective cover;

[0008] The buffer assembly includes a connecting rod hingedly connected to the bottom of a first hinge seat, a second hinge seat is arranged on the top of the connecting rod, a first fixed block is hingedly connected to the inner hinge of the second hinge seat, a damping rod spring is arranged on the top of the first fixed block, a second fixed block is arranged on the top of the damping rod spring, a third hinge seat is hingedly connected to the top hinge of the second fixed block, a fourth hinge seat is hingedly connected to the bottom of the connecting rod, a moving block is arranged on the bottom of the fourth hinge seat, and an outer wall of the moving block is slidably connected to the slide groove;

[0009] The heat dissipation assembly includes several processors welded on the top of the motor drive board, wherein the tops of two of the processors are provided with heat-conducting frames, the tops of the heat-conducting frames penetrate through the protective cover and are provided with heat-conducting sheets, the tops of the protective cover are provided with sealing covers, the tops of the sealing covers are provided with support frames, the middle of the sealing covers are provided with ventilation slots, and the middle of the support frame is provided with a heat dissipation fan.

[0010] In an implementation manner of the utility model, reinforcement plates are provided on both sides of the motor drive plate and the protective cover.

[0011] In an implementation manner of the utility model, the middle threads of a plurality of the reinforcing plates are connected by two screws.

[0012] In an implementation manner of the utility model, two auxiliary rods are arranged at both ends of the base and the motor drive plate, wherein a plurality of guide rods are arranged at the tops of the two auxiliary rods.

[0013] In an implementation manner of the utility model, the tops of a plurality of the guide rods all penetrate through the other two auxiliary rods to form limiting rings.

[0014] In one implementation of the utility model, the base is made of metal chromium, and a PLC controller is provided on one side of the base.

[0015] In one implementation of the utility model, the motor drive board and the cooling fan are both electrically connected to a PLC controller, and the PLC controller is electrically connected to an external power supply.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1) The damping rod spring is provided, so that when the motor drive plate is subjected to impact force during use, the force will be transmitted to the first hinge seat, and the first hinge seat will transmit the force to the connecting rod. The connecting rod will rotate at the first hinge seat under the force, and the fourth hinge seat will drive the moving block to slide in the slide groove. At this time, the second hinge seat on the connecting rod will pull the damping rod spring to extend to the bottom. At this time, the third hinge seat adjusts the angle of the damping rod spring to avoid motion interference. After the damping rod spring is extended, it will quickly pull back to reset, thereby achieving the purpose of buffering and protecting the safety of the motor drive plate during use;

[0018] 2) The heat-conducting frame is provided to facilitate the heat generated by the motor drive board when it is working to be transferred to the heat-conducting frame, and the heat-conducting frame transfers the heat to the heat-conducting sheet. At this time, the user turns on the cooling fan through the PLC controller, so that the cooling fan blows air to the outside, and then takes the heat on the heat-conducting sheet out of the motor drive board, thereby achieving the purpose of heat dissipation. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0020] Figure 1 This is a schematic diagram of the structure of Embodiment 1 of the present utility model;

[0021] Figure 2 This is a schematic diagram of the disassembled structure of Example 1 of the utility model;

[0022] Figure 3 This is a schematic structural diagram of Example 2 of the utility model.

[0023] In the figure: 100, motor drive board; 110, base; 120, first hinge seat; 130, protective cover; 200, buffer assembly; 210, connecting rod; 220, second hinge seat; 230, damping rod spring; 240, third hinge seat; 250, fourth hinge seat; 260, moving block; 300, heat dissipation assembly; 310, heat conduction frame; 320, heat conduction sheet; 330, sealing cover; 340, support frame; 350, cooling fan; 400, reinforcement plate; 500, screw; 600, auxiliary rod; 700, guide rod; 800, limit ring; 900, reinforcement rod. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical solution and advantages of the implementation of the utility model clearer, the technical solution in the implementation of the utility model will be clearly and completely described below in conjunction with the drawings in the implementation of the utility model. Obviously, the described implementation is a part of the implementation of the utility model, not all of the implementations. Based on the implementation of the utility model, all other implementations obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] Example 1

[0026] See also Figure 1-2 A motor drive board with a protective structure includes a motor drive board 100, a buffer component 200 and a heat dissipation component 300.

[0027] For details, please refer to Figure 1 A base 110 is correspondingly provided at the bottom of the motor driving plate 100 , two slide grooves are provided at the top of the base 110 , a plurality of first hinge seats 120 are provided at the bottom of the motor driving plate 100 , and a protective cover 130 is provided at the top cover of the motor driving plate 100 .

[0028] See also Figure 1 The buffer assembly 200 includes a connecting rod 210 hinged at the bottom of the first hinge seat 120, a second hinge seat 220 is arranged on the top of the connecting rod 210, the internal hinge of the second hinge seat 220 is hinged with a first fixed block, a damping rod spring 230 is arranged on the top of the first fixed block, a second fixed block is arranged on the top of the damping rod spring 230, the top hinge of the second fixed block is hinged with a third hinge seat 240, the bottom hinge of the connecting rod 210 is hinged with a fourth hinge seat 250, a moving block 260 is arranged at the bottom of the fourth hinge seat 250, and the outer wall of the moving block 260 is slidably connected to the slide groove.

[0029] In a specific embodiment, the damping rod spring 230 is provided, so that when the motor drive plate 100 is subjected to impact force during use, the force will be transmitted to the first hinge seat 120, and the first hinge seat 120 will transmit the force to the connecting rod 210. The connecting rod 210 will rotate at the first hinge seat 120 under the force, and the fourth hinge seat 250 will drive the moving block 260 to slide in the slide groove. At this time, the second hinge seat 220 on the connecting rod 210 will pull the damping rod spring 230 to extend to the bottom. At this time, the third hinge seat 240 will adjust the angle of the damping rod spring 230 to avoid movement interference. After the damping rod spring 230 is extended, it will be quickly pulled back to reset, thereby achieving the purpose of buffering and protecting the safety of the motor drive plate 100 during use.

[0030] See also Figure 2The heat dissipation assembly 300 includes several processors welded on the top of the motor drive board 100, wherein a heat-conducting frame 310 is arranged on the top of two processors, a heat-conducting sheet 320 is arranged on the top of the heat-conducting frame 310 through the protective cover 130, a sealing cover 330 is arranged on the top of the protective cover 130, a support frame 340 is arranged on the top of the sealing cover 330, a ventilation slot is opened in the middle of the sealing cover 330, and a cooling fan 350 is arranged in the middle of the support frame 340.

[0031] In a specific embodiment, a heat-conducting frame 310 is provided to facilitate the heat generated by the motor drive board 100 during operation to be transferred to the heat-conducting frame 310 during use, and the heat-conducting frame 310 transfers the heat to the heat-conducting sheet 320. At this time, the user turns on the cooling fan 350 through the PLC controller, so that the cooling fan 350 blows air to the outside, and then brings the heat on the heat-conducting sheet 320 out of the motor drive board 100, thereby achieving the purpose of heat dissipation.

[0032] See also Figure 2 Reinforcement plates 400 are provided on both sides of the motor driving plate 100 and the protection cover 130 .

[0033] In a specific embodiment, the protective cover 130 is provided to conveniently protect the motor drive board 100 during use, thereby preventing the motor drive board 100 from being damaged by collision during use.

[0034] See also Figure 2 , the middle threads of several reinforcing plates 400 are connected with two screws 500.

[0035] In a specific embodiment, the screws 500 are provided to facilitate the user to fix the two reinforcement plates 400 together through the screws 500 so that the motor drive board 100 and the protective cover 130 can be fixed together, so that the protective cover 130 can stably protect the motor drive board 100.

[0036] See also Figure 2 Two auxiliary rods 600 are disposed at both ends of the base 110 and the motor driving plate 100 , wherein a plurality of guide rods 700 are disposed at the tops of the two auxiliary rods 600 .

[0037] In a specific embodiment, by providing a guide rod 700, the auxiliary rods 600 at both ends of the motor drive plate 100 can move downward along the guide rod 700 when vibration buffering is generated, so that they can be limited during movement, making them more stable during use.

[0038] See also Figure 2 The tops of the plurality of guide rods 700 penetrate through the other two auxiliary rods 600 and are provided with limiting rings 800 .

[0039] In a specific embodiment, the limiting ring 800 can effectively avoid the problem of the auxiliary rod 600 falling off from the guide rod 700 due to large shaking caused by vibration during use, thereby further increasing its stability.

[0040] See also Figure 1 The base 110 is made of metal chromium, and a PLC controller is disposed on one side of the base 110 .

[0041] In a specific embodiment, by providing the metal chromium, when using the base 110, the characteristics of the metal chromium can be utilized to make the base 110 stronger during use, thereby avoiding damage and breakage during use.

[0042] See also Figure 1-2 The motor driving board 100 and the cooling fan 350 are both electrically connected to the PLC controller, and the PLC controller is electrically connected to the external power supply.

[0043] In a specific embodiment, a PLC controller is provided to facilitate power-on control of electrical equipment, so that the electrical equipment can be powered on when it needs electricity, avoiding the situation where it cannot be powered on when it needs electricity.

[0044] When in use, first, the heat generated by the motor drive board 100 when working is conducted to the heat conducting frame 310, and the heat conducting frame 310 transmits the heat to the heat conducting sheet 320. At this time, the user turns on the cooling fan 350 through the PLC controller, so that the cooling fan 350 blows wind to the outside, and then brings the heat on the heat conducting sheet 320 out of the motor drive board 100, thereby achieving the purpose of heat dissipation. Then, when the motor drive board 100 is subjected to impact force during use, the force will be transmitted to the first articulated seat 120, and the first articulated seat 120 will transmit the force to the connecting rod 210. The connecting rod 210 will be subjected to force and will rotate at the first articulated seat 120, and the fourth articulated seat 2 50 drives the moving block 260 to slide in the slide groove, and then the second hinge seat 220 on the connecting rod 210 will pull the damping rod spring 230 to extend to the bottom. At this time, the third hinge seat 240 adjusts the angle of the damping rod spring 230 to avoid movement interference. After the damping rod spring 230 is extended, it will be quickly pulled back to reset, thereby achieving the purpose of buffering and protecting the safety of the motor drive board 100 when in use. Finally, through the provided guide rod 700, when vibration buffering is generated, the auxiliary rods 600 at both ends of the motor drive board 100 can be moved downward along the guide rod 700, which is convenient for limiting it when moving, making it more stable when in use.

[0045] Example 2

[0046] See also Figure 3In order to make the motor drive board 100 more stable, the technical features of this embodiment and embodiment 1 are as follows:

[0047] Two reinforcement rods 900 are disposed at the bottom of the base 110 .

[0048] By providing the reinforcement rod 900 , the base 110 can be further reinforced during use, so that the base 110 is more stable and the stability is improved.

[0049] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A motor drive board with a protective structure, characterized in that: include: A motor drive plate (100), wherein a base (110) is correspondingly provided at the bottom of the motor drive plate (100), two slide grooves are provided at the top of the base (110), a plurality of first hinge seats (120) are provided at the bottom of the motor drive plate (100), and a protective cover (130) is provided at the top cover of the motor drive plate (100); A buffer assembly (200), the buffer assembly (200) comprising a connecting rod (210) hingedly connected to the bottom of a first hinge seat (120), a second hinge seat (220) being arranged at the top of the connecting rod (210), a first fixed block being hingedly connected to the internal hinge of the second hinge seat (220), a damping rod spring (230) being arranged at the top of the first fixed block, a second fixed block being arranged at the top of the damping rod spring (230), a third hinge seat (240) being hingedly connected to the top hinge of the second fixed block, a fourth hinge seat (250) being hingedly connected to the bottom of the connecting rod (210), a moving block (260) being arranged at the bottom of the fourth hinge seat (250), an outer wall of the moving block (260) being slidably connected to a slide groove; A heat dissipation component (300), the heat dissipation component (300) comprising a plurality of processors welded to the top of a motor drive board (100), wherein the tops of two of the processors are provided with a heat conducting frame (310), the top of the heat conducting frame (310) penetrates through a protective cover (130) and is provided with a heat conducting sheet (320), the top of the protective cover (130) is provided with a sealing cover (330), the top of the sealing cover (330) is provided with a support frame (340), a ventilation slot is provided in the middle of the sealing cover (330), and a heat dissipation fan (350) is provided in the middle of the support frame (340).

2. The motor drive board with a protective structure according to claim 1, characterized in that: Reinforcement plates (400) are provided on both sides of the motor drive plate (100) and the protection cover (130).

3. The motor drive board with a protective structure according to claim 2, characterized in that: The middle threads of the plurality of reinforcing plates (400) are connected with two screws (500).

4. The motor drive board with a protective structure according to claim 2, characterized in that: Two auxiliary rods (600) are provided at both ends of the base (110) and the motor drive plate (100), wherein a plurality of guide rods (700) are provided at the tops of the two auxiliary rods (600).

5. The motor drive board with a protective structure according to claim 4, characterized in that: The tops of the plurality of guide rods (700) are all penetrated by the other two auxiliary rods (600) and are provided with limit rings (800).

6. The motor drive board with a protective structure according to claim 4, characterized in that: The base (110) is made of metal chromium, and a PLC controller is provided on one side of the base (110).

7. The motor drive board with a protective structure according to claim 6, characterized in that: The motor drive board (100) and the cooling fan (350) are both electrically connected to a PLC controller, and the PLC controller is electrically connected to an external power supply.

8. The motor drive board with a protective structure according to claim 6, characterized in that: Two reinforcement rods (900) are arranged at the bottom of the base (110).