CN223364062U - A dust-proof and short-circuit-proof motor driver - Google Patents
A dust-proof and short-circuit-proof motor driverInfo
- Publication number
- CN223364062U CN223364062U CN202422660375.2U CN202422660375U CN223364062U CN 223364062 U CN223364062 U CN 223364062U CN 202422660375 U CN202422660375 U CN 202422660375U CN 223364062 U CN223364062 U CN 223364062U
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- CN
- China
- Prior art keywords
- shell
- plug
- circuit board
- dust
- motor driver
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Abstract
The utility model discloses a dustproof and short-circuit-proof motor driver which comprises a shell, wherein a fixed heat-conducting plate is fixedly arranged on the outer surface of the shell, a circuit board is arranged in the shell, ventilation openings are formed in two sides of the shell, a sliding magnetic attraction mechanism is arranged on the outer surface of the shell, dust outside the shell is blocked by the sliding magnetic attraction mechanism, so that the dust cannot enter the shell, and the risk of short circuit caused by the dust is reduced. This dustproof motor driver who prevents short circuit can be with the inside of outside air suction to shell when ventilation cooling fan rotates to send out in the middle of the vent, peg graft the dust interception in the middle of the filter screen can with the air and filter this moment, make the dust can not enter into the inside of shell, and after peg graft the filter screen and be full of the dust, also can take out in the middle of the shell with peg graft the filter screen and clear up, make the dust can not enter into the inside of shell, reduce the probability of short circuit and promote radiating efficiency.
Description
Technical Field
The utility model relates to the technical field of motor drivers, in particular to a dustproof and short-circuit-proof motor driver.
Background
With the development and progress of science and technology, the motor is continuously updated, so that the motor can change the rotational speed, torque and position to control the motor with high precision, in which case the motor driver is an indispensable device, and the motor driver is an electronic device for controlling the operation of the motor, can convert electric energy into mechanical energy, and drive the motor to operate according to a predetermined mode, but when the existing motor driver is used and operated, dust in air can enter into the driver in a large amount, thereby causing circuit elements in the driver to be covered, heat cannot be dissipated from the electronic elements, and internal circuit short circuits may be caused to damage the driver.
Disclosure of utility model
The present utility model is directed to a dustproof and short-circuit-proof motor driver, so as to solve the problem that dust is easy to enter the driver to cause damage and short circuit in the prior art.
In order to achieve the aim, the motor driver comprises a shell, wherein a fixed heat conducting plate is fixedly arranged on the outer surface of the shell, the fixed heat conducting plate penetrates through the side surface of the shell, a ventilation heat dissipation fan is fixedly arranged in the shell, a circuit board is arranged in the shell, a silica gel heat conducting pad is arranged between the circuit board and the fixed heat conducting plate, ventilation openings are formed in two sides of the shell, transverse rods are uniformly arranged in the ventilation openings, a sliding magnetic attraction mechanism is arranged on the outer surface of the shell, dust outside the shell is prevented from entering the shell through the sliding magnetic attraction mechanism, and the risk of short circuit caused by the dust is reduced.
Preferably, the sliding magnetic attraction mechanism comprises an inserting filter screen, wherein the inserting filter screen is in a gate-shaped design, the inserting filter screen penetrates through the outer surfaces of the two sides of the shell, a magnet is arranged between the shell and the inserting filter screen, and the outer surface of the inserting filter screen is tightly attached to the outer surface of the ventilation opening.
By adopting the technical scheme, the spliced filter screen and the shell can be fixed in a suction way through the magnet, and the wind pumped by the ventilation and heat dissipation fan can be filtered by the spliced filter screen when the driver dissipates heat, so that dust in the air can not enter the shell, the probability of short circuit of the circuit board due to the dust is reduced, and the heat dissipation efficiency of the circuit board can not be reduced due to the shielding of the dust.
Preferably, a fixed plug-in mechanism is arranged between the fixed heat conducting plate and the shell, and the circuit board is conveniently installed and fixed through the fixed plug-in mechanism.
By adopting the technical scheme, the circuit board radiating fins and the silica gel heat conduction pad can be conveniently fixed, and the front panel can be directly opened when the follow-up maintenance is convenient, so that the circuit board and the radiating fins can be detached for fixing.
Preferably, the fixed plug-in mechanism comprises a plug-in limiting rod, the plug-in limiting rod is fixedly arranged on the outer surface of the fixed heat conducting plate, the outer surface of the plug-in limiting rod penetrates through the outer surface of the circuit board, the outer surface of the silica gel heat conducting pad is penetrated by the plug-in limiting rod, the outer surface of the plug-in limiting rod is penetrated and provided with a heat radiating fin, another silica gel heat conducting pad is arranged between the heat radiating fin and the circuit board, the outer surface of the shell is fixedly provided with a front panel, and the outer surface of the front panel is attached to the outer surface of the heat radiating fin.
By adopting the technical scheme, the heat of the circuit board can be conducted to the radiating fins through the silica gel heat conducting pad, so that the contact tightness of the radiating fins and the circuit board is improved, and the heat conduction efficiency is improved.
Preferably, the ventilation and heat dissipation fan is located at one side of the heat dissipation fins, the positions of the heat dissipation fins and the ventilation openings are the same, and the ventilation openings at two sides of the shell are concentrically designed.
By adopting the technical scheme, the radiating area is enlarged through the radiating fins, and more heat can be taken away by the vent when the air is supplied for radiating through the positions of the radiating fins and the vent, so that the radiating efficiency is improved.
Preferably, the outer surface fixed mounting of circuit board has unable adjustment base, and unable adjustment base's surface runs through heat radiation fins's surface, unable adjustment base's inside is inserted and is equipped with the wiring row and inserts, and the wiring row inserts the surface that runs through the front panel, the surface slidable mounting of front panel has the slip grafting shell, and the surface of slip grafting shell does not laminate with the surface that the wiring row inserted mutually.
By adopting the technical scheme, the cable can be fixed firstly through the wiring row plug, then the wiring row plug can be inserted into the fixing base, so that the cable can be conveniently and rapidly connected with the circuit board, the cable can be inserted into the row for protection through sliding plug-in connection of the protective shell and the front panel, and meanwhile, the cable can be effectively inserted into the row for support through the radiating fins and the front panel.
Preferably, the surface fixed mounting of circuit board has the elasticity to touch the piece, and the elasticity touches the piece and passes the front panel, the surface fixed mounting of front panel has the protecting crust, and the one end surface of protecting crust is laminated mutually with heat radiation fins's surface, the inside of protecting crust is inserted and is equipped with the grafting lid, and the inside of grafting lid is inserted and is installed the fuse to the fuse is inserted mutually with the elasticity and is closed, the through-hole has been seted up to the surface of protecting crust, and the surface of protecting crust is laminated mutually with the surface of fuse.
By adopting the technical scheme, the circuit board can be protected through the installation of the fuse, the damage probability of parts in the circuit board during short circuit is reduced, the fuse can be conveniently replaced through the plug-in cover and the fuse, and the elastic contact piece, the fuse and the radiating fins can be prevented from being contacted through the protective shell to be short-circuited.
Compared with the prior art, the dustproof and short-circuit-proof motor driver has the beneficial effects that:
1. When the driver runs, the ventilation and heat dissipation fan can suck external air into the shell and send the air out of the ventilation opening, at the moment, the inserted filter screen can intercept and filter dust in the air so that the dust cannot enter the shell, and after the inserted filter screen is full of the dust, the inserted filter screen can be also pulled out of the shell and cleaned so that the dust cannot enter the shell, thereby reducing the probability of short circuit and improving the heat dissipation efficiency;
2. When the driver is assembled, the circuit board can be inserted into the plug-in limiting rod only by inserting the silica gel heat conducting pad into the plug-in limiting rod, and then the radiating fins are inserted into the other silica gel heat conducting pad, so that the silica gel heat conducting pad, the circuit board and the radiating fins can be clamped after the front panel is fixedly arranged on the side surface of the shell, the silica gel heat conducting pad, the circuit board and the radiating fins are conveniently installed and fixed, and the circuit board can be detached for maintenance and replacement when the circuit board is damaged later;
3. The circuit board of driver can be protected through the fuse, make the circuit board fuse can fuse immediately when taking place the short circuit protect, later when changing the fuse, only need pull down the slip grafting shell from the front panel, can take out the grafting lid in the middle of the protecting crust afterwards to take out the fuse in the middle of the grafting lid can change, can insert the fuse back in the middle of the protecting crust afterwards, make the fuse can contact and block with the elasticity contact piece, conveniently change the fuse, and can protect the circuit board.
Drawings
FIG. 1 is a schematic view of a three-dimensional structure of a housing and a vent of the present utility model;
FIG. 2 is a schematic view of a solid structure of a fixed heat-conducting plate and a spliced filter screen of the utility model;
FIG. 3 is a schematic perspective view of a housing and heat sink according to the present utility model;
FIG. 4 is a schematic cross-sectional perspective view of the front panel and the sliding plug housing of the present utility model;
FIG. 5 is a schematic view of an exploded perspective view of the housing and circuit board of the present utility model;
FIG. 6 is a schematic cross-sectional perspective view of the front panel and the protective housing of the present utility model.
In the figure, 1, a shell; 2, an inserting limiting rod, 3, a ventilation and heat dissipation fan, 4, a ventilation opening, 5, a silica gel heat conduction pad, 6, a circuit board, 7, a heat dissipation fin, 8, a front panel, 9, a sliding inserting shell, 10, a fixed base, 11, a wiring row inserting, 12, an elastic contact piece, 13, an inserting cover, 14, a fuse, 15, a fixed heat conduction plate, 16, a protective shell, 17 and an inserting filter screen.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-6, the utility model provides a technical scheme that the dustproof short-circuit-proof motor driver comprises a shell 1, wherein a fixed heat-conducting plate 15 is fixedly arranged on the outer surface of the shell 1, the fixed heat-conducting plate 15 penetrates through the side surface of the shell 1, a ventilation heat dissipation fan 3 is fixedly arranged in the shell 1, a circuit board 6 is arranged in the shell 1, a silica gel heat conduction pad 5 is arranged between the circuit board 6 and the fixed heat-conducting plate 15, ventilation openings 4 are arranged on two sides of the shell 1, transverse rods are uniformly arranged in the ventilation openings 4, a sliding magnetic attraction mechanism is arranged on the outer surface of the shell 1, dust outside the shell cannot enter the shell 1 through the sliding magnetic attraction mechanism, and the risk of short circuit caused by dust is reduced.
The horizontal pole that vent 4 both sides set up can effectually stop outside object, prevents that outside object from poking broken grafting filter screen 17 and leading to unable filtration dust, can be with the heat conduction of circuit board 6 production to the surface of installation object through fixed heat-conducting plate 15, and through silica gel heat conduction pad 5, can make circuit board 6 and fixed heat-conducting plate 15 and heat radiation fin 7 laminating inseparabler to promote the radiating efficiency of circuit board 6.
The sliding magnetic attraction mechanism comprises an inserting filter screen 17, wherein the inserting filter screen 17 is in a gate-shaped design, the inserting filter screen 17 penetrates through the outer surfaces of the two sides of the shell 1, a magnet is arranged between the shell 1 and the inserting filter screen 17, and the outer surface of the inserting filter screen 17 is tightly attached to the outer surface of the ventilation opening 4.
The vent 4 of shell 1 both sides can be sheltered from simultaneously through the door font design of grafting filter screen 17, and the magnetite that sets up between shell 1 and the grafting filter screen 17, can effectually fix grafting filter screen 17 at the surface of shell 1, when making ventilation and heat dissipation fan 3 suction air dispel the heat, the dust can be filtered by grafting filter screen 17, and also can take grafting filter screen 17 out in the middle of the shell 1 and clear up after long-time use, reduce the dust and get into in the shell 1 and cause the short circuit to circuit board 6, also can alleviate the dust and pile up on circuit board 6 and cause the heat dissipation to reduce.
A fixed plug-in mechanism is arranged between the fixed heat-conducting plate 15 and the shell 1, the circuit board 6 is conveniently installed and fixed through the fixed plug-in mechanism, the fixed plug-in mechanism comprises a plug-in limiting rod 2, the plug-in limiting rod 2 is fixedly installed on the outer surface of the fixed heat-conducting plate 15, the outer surface of the plug-in limiting rod 2 penetrates through the outer surface of the circuit board 6, the outer surface of the silica gel heat-conducting pad 5 is penetrated by the plug-in limiting rod 2, the outer surface of the plug-in limiting rod 2 is penetrated and provided with a heat-radiating fin 7, another silica gel heat-conducting pad 5 is arranged between the heat-radiating fin 7 and the circuit board 6, the outer surface of the shell 1 is fixedly provided with a front panel 8, and the outer surface of the front panel 8 is attached to the outer surface of the heat-radiating fin 7.
Can directly pass the grafting gag lever post 2 with silica gel heat conduction pad 5 when assembling and then can install circuit board 6 at the surface of grafting gag lever post 2 to insert another silica gel heat conduction pad 5 with radiator fin 7 in the middle of grafting gag lever post 2, can be afterwards with front panel 8 fixed mounting at the side surface of shell 1, make front panel 8 after fixed, can press from both sides tight silica gel heat conduction pad 5, circuit board 6 and radiator fin 7, let circuit board 6 and radiator fin 7 can be light install and dismantle, convenient follow-up equipment.
The ventilation and heat dissipation fan 3 is located at one side of the heat dissipation fins 7, the positions of the heat dissipation fins 7 and the ventilation openings 4 are the same, and the ventilation openings 4 at two sides of the shell 1 are designed concentrically.
The heat dissipation area of the circuit board 6 can be enlarged through the heat dissipation fins 7, and external wind can penetrate through and be discharged from the ventilation openings 4 through the design of the ventilation heat dissipation fan 3, the ventilation openings 4 and the positions of the heat dissipation fins 7, so that the heat dissipation efficiency of the circuit board 6 is improved.
The outer surface of the circuit board 6 is fixedly provided with a fixed base 10, the outer surface of the fixed base 10 penetrates through the outer surface of the radiating fins 7, a wiring row plug 11 is inserted into the fixed base 10, the wiring row plug 11 penetrates through the outer surface of the front panel 8, the outer surface of the front panel 8 is slidably provided with a sliding plug shell 9, and the outer surface of the sliding plug shell 9 is not attached to the outer surface of the wiring row plug 11.
After the installation is completed, the cables can be correspondingly installed on the outer surfaces of the wiring extension socket 11 one by one, then the wiring extension socket 11 can be inserted into the fixing base 10, so that the cables can be easily connected with the circuit board 6, the wiring can be more convenient, and the wiring extension socket 11 and the cables can be protected through the sliding plug-in shell 9.
The surface fixed mounting of circuit board 6 has elasticity to touch the piece 12, and elasticity touches the piece 12 and passes front panel 8, and the surface fixed mounting of front panel 8 has protecting crust 16, and protecting crust 16's one end surface is laminated with heat radiation fin 7's surface mutually, and the inside of protecting crust 16 inserts and is equipped with grafting lid 13, and the inside of grafting lid 13 inserts and installs fuse 14, and fuse 14 is inserted mutually with elasticity and touches the piece 12, and the through-hole has been seted up to protecting crust 16's surface, and protecting crust 16's surface is laminated with fuse 14's surface mutually.
When the driver is short-circuited, the fuse 14 will be fused to protect the circuit board 6, and after the fuse 14 is fused, the plug cover 13 can be pulled out from the protective shell 16 to separate the fuse 14 from the elastic contact piece 12, then the fuse 14 can be taken out from the plug cover 13 and put into a new fuse 14, then the plug cover 13 can be plugged back into the protective shell 16, and the protective shell 16 can prevent the elastic contact piece 12 and the fuse 14 from contacting with metal objects to generate short circuit, thereby protecting the circuit board 6 and conveniently replacing the fuse 14.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 (7)
1. The motor driver comprises a housing (1), wherein a fixed heat conducting plate (15) is fixedly arranged on the outer surface of the housing (1), the fixed heat conducting plate (15) penetrates through the side surface of the housing (1), a ventilation heat dissipation fan (3) is fixedly arranged in the housing (1), a circuit board (6) is arranged in the housing (1), a silica gel heat conducting pad (5) is arranged between the circuit board (6) and the fixed heat conducting plate (15), ventilation openings (4) are formed in two sides of the housing (1), and transverse rods are uniformly arranged in the ventilation openings (4), and the motor driver is characterized in that a sliding magnetic attraction mechanism is arranged on the outer surface of the housing (1) and used for blocking dust outside, so that the dust cannot enter the housing (1), and the risk of short circuit caused by the dust is reduced.
2. The motor driver for preventing dust and short circuit according to claim 1, wherein the sliding magnetic attraction mechanism comprises an inserting filter screen (17), the inserting filter screen (17) is of a door-shaped design, the inserting filter screen (17) penetrates through the outer surfaces of two sides of the shell (1), magnets are arranged between the shell (1) and the inserting filter screen (17), and the outer surface of the inserting filter screen (17) is tightly attached to the outer surface of the ventilation opening (4).
3. A dustproof and short-circuit-proof motor driver according to claim 1, characterized in that a fixed plug-in mechanism is arranged between the fixed heat conducting plate (15) and the shell (1), and the circuit board (6) is conveniently installed and fixed through the fixed plug-in mechanism.
4. A dustproof and short-circuit-proof motor driver according to claim 3 is characterized in that the fixed plug-in mechanism comprises a plug-in limiting rod (2), the plug-in limiting rod (2) is fixedly arranged on the outer surface of a fixed heat conducting plate (15), the outer surface of the plug-in limiting rod (2) penetrates through the outer surface of a circuit board (6), the outer surface of a silica gel heat conducting pad (5) is penetrated by the plug-in limiting rod (2), the outer surface of the plug-in limiting rod (2) is penetrated by a heat radiating fin (7), another silica gel heat conducting pad (5) is arranged between the heat radiating fin (7) and the circuit board (6), a front panel (8) is fixedly arranged on the outer surface of the shell (1), and the outer surface of the front panel (8) is attached to the outer surface of the heat radiating fin (7).
5. The motor driver of claim 1, wherein the ventilation and heat dissipation fan (3) is located at one side of the heat dissipation fins (7), the heat dissipation fins (7) and the ventilation openings (4) are located at the same position, and the ventilation openings (4) at two sides of the housing (1) are concentrically designed.
6. The motor driver of claim 1, wherein a fixing base (10) is fixedly arranged on the outer surface of the circuit board (6), the outer surface of the fixing base (10) penetrates through the outer surface of the radiating fin (7), a wiring row plug (11) is inserted into the fixing base (10), the wiring row plug (11) penetrates through the outer surface of the front panel (8), a sliding plug shell (9) is slidably arranged on the outer surface of the front panel (8), and the outer surface of the sliding plug shell (9) is not attached to the outer surface of the wiring row plug (11).
7. The motor driver of claim 1, wherein the outer surface of the circuit board (6) is fixedly provided with an elastic contact piece (12), the elastic contact piece (12) penetrates through the front panel (8), the outer surface of the front panel (8) is fixedly provided with a protective shell (16), one end outer surface of the protective shell (16) is attached to the outer surface of the radiating fin (7), the inside of the protective shell (16) is inserted with an inserting cover (13), the inside of the inserting cover (13) is inserted with a fuse (14), the fuse (14) is inserted with the elastic contact piece (12), the outer surface of the protective shell (16) is provided with a through hole, and the outer surface of the protective shell (16) is attached to the outer surface of the fuse (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422660375.2U CN223364062U (en) | 2024-11-01 | 2024-11-01 | A dust-proof and short-circuit-proof motor driver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422660375.2U CN223364062U (en) | 2024-11-01 | 2024-11-01 | A dust-proof and short-circuit-proof motor driver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223364062U true CN223364062U (en) | 2025-09-19 |
Family
ID=97035866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202422660375.2U Active CN223364062U (en) | 2024-11-01 | 2024-11-01 | A dust-proof and short-circuit-proof motor driver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223364062U (en) |
-
2024
- 2024-11-01 CN CN202422660375.2U patent/CN223364062U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant |