CN114785240B

CN114785240B - Protection device for user motor controller

Info

Publication number: CN114785240B
Application number: CN202210686660.4A
Authority: CN
Inventors: 白继荣
Original assignee: Hero Drive Technology Xuzhou Co ltd
Current assignee: Hero Drive Technology Xuzhou Co ltd
Priority date: 2022-06-17
Filing date: 2022-06-17
Publication date: 2022-08-30
Anticipated expiration: 2042-06-17
Also published as: CN114785240A

Abstract

The invention discloses a protective device of a user motor controller, which comprises a lower protective shell, wherein an upper protective shell is sleeved on the outer side of the lower protective shell, the inner wall of the upper protective shell is attached to the outside of the lower protective shell in a sliding manner, a motor controller body is fixedly arranged at the top end in the upper protective shell, a plurality of first radiating holes are respectively formed in the left end and the right end of the lower protective shell, a plurality of second radiating holes are formed in the left end and the right end of the upper protective shell corresponding to the first radiating holes, the first radiating holes and the second radiating holes are arranged in a staggered manner, one sides, far away from each other, of the second radiating holes are arranged in a downward inclined manner, a plurality of radiating blades corresponding to the first radiating holes are arranged on the left side and the right side in the lower protective shell, when the protective device is used, a sponge block is arranged to facilitate the adsorption of water at the second radiating holes, reduce the external water from entering the motor controller body, facilitate the heat radiation of the motor controller body, and also has good waterproof effect.

Description

Protection device for user motor controller

Technical Field

The invention relates to the technical field of motor controllers, in particular to a protection device for a user motor controller.

Background

The motor controller is an integrated circuit which controls the motor to work according to the set direction, speed, angle and response time through active work. In the electric vehicle, the motor controller is used for converting the electric energy stored in the power battery into the electric energy required by the driving motor according to instructions of gears, an accelerator, a brake and the like so as to control the running states of the electric vehicle such as starting operation, advancing and retreating speed, climbing force and the like, or assisting the electric vehicle to brake and storing part of brake energy into the power battery. The controller is one of the key parts of the electric vehicle, the CNC programmable stepping motor controller can form a perfect stepping motor control system together with a stepping motor driver and a stepping motor, can control three stepping motors to run in a time-sharing mode, adopts a computer-type programming language, and has various instructions such as input, output, counting and the like. The method has the characteristics of flexible programming, wide application range and the like, and can be widely applied to the automation field of various controls.

Among the prior art, motor controller sets up a plurality of louvre on protective housing and dispels the heat when using, and the radiating effect is relatively poor, and the easy dust that is blockked up in the louvre influences normal heat dissipation, and outside water enters into motor controller inside from the louvre easily, and waterproof nature is relatively poor.

Disclosure of Invention

The invention aims to solve the problems that in the prior art, when a motor controller is used, a plurality of radiating holes are formed in a protective shell for radiating, the radiating effect is poor, the contents of the radiating holes are easily blocked by dust, normal radiating is affected, external water easily enters the motor controller from the radiating holes, and the waterproof performance is poor.

In order to achieve the purpose, the invention adopts the following technical scheme: a protection device for a user motor controller comprises a lower protection shell, wherein an upper protection shell is sleeved on the outer side of the lower protection shell, the inner wall of the upper protection shell is in fit sliding connection with the outer portion of the lower protection shell, a motor controller body is fixedly installed at the top end in the upper protection shell, a plurality of first heat dissipation holes are formed in the left end and the right end of the lower protection shell, a plurality of second heat dissipation holes are formed in the left end and the right end of the upper protection shell corresponding to the first heat dissipation holes, the first heat dissipation holes and the second heat dissipation holes are arranged in a staggered mode, one sides, away from each other, of the second heat dissipation holes are arranged in a downward inclined mode, a plurality of first heat dissipation blades corresponding to the first heat dissipation holes are arranged on the left side and the right side of the lower protection shell, one ends, close to the motor controller body, of the second heat dissipation blades are fixedly installed with a second spring, one end, far away from the heat dissipation blades, of the second spring, is fixedly installed with a rotating plate, the upper side of the rotating plate is provided with a push plate, and one end, close to the push plate is fixedly installed with a press plate, one end fixed connection that the clamp plate kept away from each other connects the protecting crust inner wall, the clamp plate downside is equipped with the gasbag, and gasbag fixed mounting is protecting crust upper end left and right sides under, gasbag lower extreme fixed mounting has the connecting pipe, and connecting pipe fixed mounting is in the inside of protecting crust down, the inside one upside that corresponds louvre of protecting crust articulates down has the nozzle, nozzle upper end and connecting pipe fixed connection, the top articulates there is the waterproof board in two louvres, waterproof board right-hand member fixedly connected with stay cord, stay cord right-hand member fixed mounting has the mount, protecting crust under the mount lower extreme fixed connection, two bottom fixed mounting of the inside corresponding louvre of upper protecting crust have the mesh board, mesh board lower extreme fixedly connected with sponge piece.

Preferably, the left side and the right side of the lower end of the upper protective shell are both fixedly provided with connecting rods, the lower ends of the connecting rods are inserted into the lower protective shell, the lower ends of the connecting rods are fixedly provided with a first spring, and the lower ends of the first spring are fixedly connected with the lower protective shell.

Preferably, the rotating plate is hinged with a support, and one end, away from each other, of the support is fixedly installed on the inner wall of the lower protective shell.

Preferably, a third spring is fixedly mounted on one side of the lower ends of the rotating plates, which are close to each other, and the lower ends of the third springs are fixedly connected with the support.

Preferably, one end of the nozzle close to each other is fixedly provided with a spring IV, and one end of the spring IV close to each other is fixedly connected with the inner wall of the lower protective shell.

Preferably, the end of the nozzle far away from each other and the inside of the lower protective shell are fixedly provided with electromagnets, and the upper end of the lower protective shell is fixedly provided with a switch button corresponding to the electromagnets.

Preferably, the top end in the second heat dissipation hole is fixedly provided with a pulley corresponding to the pull rope, and the lower end of the pull rope is attached to the pulley.

Preferably, a wringing plate is fixedly mounted at the lower end of the sponge block, a sliding groove is formed in one end, close to each other, of the corresponding wringing plate in the upper protective shell, and the wringing plate is connected with the upper protective shell in a sliding mode.

Preferably, one end of the wringing plate, which is far away from each other, is fixedly provided with a fixed cross rod, and one end of the fixed cross rod, which is far away from each other, is fixedly connected with the fixed frame.

Preferably, the left end and the right end of the upper protective shell are provided with through grooves corresponding to the fixed cross rods, and the fixed cross rods are connected with the upper protective shell in a sliding manner.

Compared with the prior art, the invention has the beneficial effects that:

1. when the motor controller is used, the rotating plate rotates to drive the second spring to rotate, the second spring drives the radiating blades to rotate, heat generated when the motor controller body works is conveniently discharged to the outside through the first radiating hole and the second radiating hole, the second spring is arranged to increase the shaking range of the radiating blades, and the radiating effect is improved.

2. When the invention is used, the air sprayed out of the nozzle is convenient to blow out the dust in the second heat dissipation hole, thereby avoiding the influence of the blockage of the second heat dissipation hole by the dust on heat dissipation.

3. When the nozzle is used, the electromagnets are started, the electromagnets are mutually repelled, the nozzle is further pushed to rotate in the lower protective shell, the spring IV is compressed, the rotating air injection of the nozzle is realized, and a certain auxiliary effect can be realized for discharging heat from the heat dissipation hole I and the heat dissipation hole II to the outside.

4. When the motor controller is used, the first heat dissipation holes and the second heat dissipation holes are arranged in a staggered mode, and the arranged waterproof board blocks the second heat dissipation holes under the action of gravity, so that external water is prevented from entering the motor controller body through the second heat dissipation holes and the first heat dissipation holes, and a good waterproof effect is achieved on the motor controller body.

5. When the invention is used, when the first heat dissipation hole and the second heat dissipation hole are mutually aligned and the waterproof board is opened for heat dissipation, external water enters from the second heat dissipation hole, and the water enters into the second heat dissipation hole due to the inclined shape of the second heat dissipation hole, so that the water is conveniently discharged out of the outside.

6. When the motor controller is used, the sponge block is convenient to adsorb water at the two heat dissipation holes, so that external water is prevented from entering the motor controller body, the motor controller body is convenient to dissipate heat, and meanwhile, a good waterproof effect can be achieved.

7. When the water squeezing device is used, the water squeezing device is matched with the mesh plate to squeeze the sponge block under the action of the water squeezing plate, so that water adsorbed in the sponge block can be squeezed out conveniently, the squeezed water flows out of the through grooves, and the phenomenon that a large amount of water is adsorbed in the sponge block to influence the water absorption is avoided.

Drawings

Fig. 1 is a schematic structural diagram of a protection device for a user motor controller according to the present invention;

FIG. 2 is a schematic structural diagram of a joint between a lower protective shell and an upper protective shell in a protective device of a user motor controller according to the present invention;

FIG. 3 is a schematic structural diagram of a first heat dissipation hole and a second heat dissipation hole in a protection device of a user motor controller according to the present invention;

FIG. 4 is a schematic structural diagram of a user motor controller protection device according to the present invention shown at A in FIG. 3;

fig. 5 is a schematic structural diagram of a protection device for a user motor controller according to the present invention, which is shown at B in fig. 3;

FIG. 6 is a schematic structural view illustrating alignment of a first heat dissipation hole and a second heat dissipation hole in a protection device of a user motor controller according to the present invention;

fig. 7 is a schematic three-dimensional structure diagram of a push plate in a protection device of a user motor controller according to the present invention;

FIG. 8 is a schematic perspective view of an upper protective housing of a protective device for a user motor controller according to the present invention;

fig. 9 is a schematic perspective view of a lower protective housing of a protective device for a user motor controller according to the present invention;

fig. 10 is a schematic structural diagram of an appearance of a protection device of a user motor controller according to the present invention.

In the figure: 1. a lower protective shell; 2. an upper protective shell; 3. a motor controller body; 4. a first heat dissipation hole; 5. a second heat dissipation hole; 6. a connecting rod; 7. a first spring; 8. a heat dissipating fin; 9. a second spring; 10. rotating the plate; 11. a support; 12. a third spring; 13. pushing the plate; 14. pressing a plate; 15. an air bag; 16. a connecting pipe; 17. a nozzle; 18. a fourth spring; 19. an electromagnet; 20. a switch button; 21. a waterproof sheet; 22. pulling a rope; 23. a pulley; 24. a fixed mount; 25. a mesh plate; 26. a sponge block; 27. a water squeezing plate; 28. a chute; 29. fixing the cross bar; 30. a through groove.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example one

Referring to fig. 1 to 10, a protective device for a user motor controller comprises a lower protective shell 1, an upper protective shell 2 is sleeved on the outer side of the lower protective shell 1, the inner wall of the upper protective shell 2 is in sliding connection with the outer part of the lower protective shell 1, a motor controller body 3 is fixedly mounted at the top end in the upper protective shell 2, a plurality of first heat dissipation holes 4 are respectively formed at the left and right ends of the lower protective shell 1, a plurality of second heat dissipation holes 5 are respectively formed at the left and right ends of the upper protective shell 2 corresponding to the first heat dissipation holes 4, the first heat dissipation holes 4 and the second heat dissipation holes 5 are arranged in a staggered manner, one side of the second heat dissipation holes 5 away from each other is arranged in a downward inclined manner, connecting rods 6 are respectively fixedly mounted at the left and right sides of the lower end of the upper protective shell 2, the lower ends of the connecting rods 6 are inserted into the lower protective shell 1, a first spring 7 is fixedly mounted at the lower end of the connecting rods 6, the lower end of the first spring 7 is fixedly connected with the lower protective shell 1, a plurality of heat dissipation blades 8 corresponding to the first heat dissipation holes 4 are arranged at the left and right sides in the lower protective shell 1, a second spring 9 is fixedly mounted at one end of each radiating blade 8 close to the motor controller body 3, a rotating plate 10 is fixedly mounted at one end of each second spring 9 far away from the radiating blade 8, a support 11 is hinged to each rotating plate 10, the end, far away from each other, of each support 11 is fixedly mounted on the inner wall of the lower protective shell 1, a third spring 12 is fixedly mounted at one side, close to each other, of the lower end of each rotating plate 10, the lower end of each third spring 12 is fixedly connected with the support 11, a push plate 13 is arranged on the upper side of each rotating plate 10, a press plate 14 is fixedly mounted at one end, close to each other, of each push plate 13, and the end, far away from each other, of each press plate 14 is fixedly connected with the inner wall of the upper protective shell 2;

when the electric vehicle is in use, when the electric vehicle is in running, the vibration generated by the electric vehicle can drive the upper protective shell 2 to vibrate on the lower protective shell 1, the vibration of the upper protective shell 2 can drive the connecting rod 6 to move downwards to extrude the first spring 7, the arranged first spring 7 can play a certain damping effect on the vibration of the upper protective shell 2, so that a certain protection effect is achieved on the motor controller body 3, when the upper protective shell 2 vibrates up and down, the waterproof plate 21 is pulled to rotate upwards in the upper protective shell 2 through the pull rope 22, the second heat dissipation holes 5 and the first heat dissipation holes 4 can be aligned with each other, at the moment, the inner part of the lower protective shell 1 is communicated with the outside through the first heat dissipation holes 4 and the second heat dissipation holes 5, and when the upper protective shell 2 descends, the pressing plate 14 can be driven to descend, the pressing plate 14 drives the pushing plate 13 to descend, the pushing plate 13 extrudes the rotating plate 10 to enable the rotating plate 10 to rotate on the support 11, the third spring 12 is compressed, the rotating plate 10 drives the second spring 9 to rotate, the second spring 9 drives the radiating blades 8 to rotate, so that heat generated during the working of the motor controller body 3 is conveniently discharged outside through the first radiating holes 4 and the second radiating holes 5, the second spring 9 is arranged so as to increase the shaking range of the radiating blades 8, and the radiating effect is improved.

Example two

Referring to fig. 1 to 10, in this embodiment, basically the same as the first embodiment, it is more preferable that an air bag 15 is disposed on a lower side of the pressure plate 14, the air bag 15 is fixedly mounted on left and right sides of an upper end of the lower protective shell 1, a connecting pipe 16 is fixedly mounted at a lower end of the air bag 15, the connecting pipe 16 is fixedly mounted inside the lower protective shell 1, a nozzle 17 is hinged inside the lower protective shell 1 corresponding to a first heat dissipation hole 4, an upper end of the nozzle 17 is fixedly connected with the connecting pipe 16, a spring four 18 is fixedly mounted at one end of the nozzle 17 close to each other, one end of the spring four 18 close to each other is fixedly connected to an inner wall of the lower protective shell 1, an electromagnet 19 is fixedly mounted at one end of the nozzle 17 far away from each other and inside the lower protective shell 1, and a switch button 20 is fixedly mounted at an upper end of the lower protective shell 1 corresponding to the electromagnet 19;

during the use, when clamp plate 14 descends, also can compress gasbag 15, make the air in the gasbag 15 discharge from nozzle 17 through connecting pipe 16, the spun air is convenient for blow off the dust in two 5 louvres in the nozzle 17, influenced the heat dissipation by the dust jam in two 5 louvres, and clamp plate 14 descends and can contact with shift knob 20, press shift knob 20 downwards, start electromagnet 19, repulsion each other between the electromagnet 19, and then promote the rotation of nozzle 17 in protecting crust 1 under, compression spring four 18, the rotation jet-propelled of nozzle 17 has been realized, to discharging the heat from louvre one 4 and louvre two 5 externally, also can play certain additional action.

EXAMPLE III

Referring to fig. 1 to 10, in this embodiment, basically the same as the first embodiment, it is more preferable that the top end of the second heat dissipation hole 5 is hinged with a waterproof board 21, the right end of the waterproof board 21 is fixedly connected with a pulling rope 22, the top end of the second heat dissipation hole 5 is fixedly provided with a pulley 23 corresponding to the pulling rope 22, the lower end of the pulling rope 22 is attached to the pulley 23, the right end of the pulling rope 22 is fixedly provided with a fixing frame 24, the lower end of the fixing frame 24 is fixedly connected with the lower protective shell 1, the bottom end of the second heat dissipation hole 5 inside the upper protective shell 2 is fixedly provided with a mesh plate 25, the lower end of the mesh plate 25 is fixedly connected with a sponge block 26, the lower end of the sponge block 26 is fixedly provided with a water squeezing board 27, and the end of the upper protective shell 2 corresponding to the water squeezing board 27 close to each other is provided with a sliding groove 28, the water squeezing board 27 is slidably connected with the upper protective shell 2, and the end of the water squeezing board 27 far away from each other is fixedly provided with a fixed cross bar 29, one ends, far away from each other, of the fixed cross rods 29 are fixedly connected with the fixed frames 24, through grooves 30 are formed in the left end and the right end of the upper protective shell 2 corresponding to the fixed cross rods 29, and the fixed cross rods 29 are connected with the upper protective shell 2 in a sliding mode;

when in use, because the first heat dissipation hole 4 and the second heat dissipation hole 5 are arranged in a staggered manner, and the arranged waterproof board 21 blocks the second heat dissipation hole 5 under the action of gravity, external water is prevented from entering the motor controller body 3 through the second heat dissipation hole 5 and the first heat dissipation hole 4, a good waterproof effect is achieved on the motor controller body 3, when the first heat dissipation hole 4 and the second heat dissipation hole 5 are aligned with each other and the waterproof board 21 is opened for heat dissipation, the external water enters from the second heat dissipation hole 5, the water entering the second heat dissipation hole 5 is facilitated due to the inclined shape of the second heat dissipation hole 5, the water is conveniently discharged out of the outside, the arranged sponge block 26 is convenient for adsorbing the water at the second heat dissipation hole 5, the external water is prevented from entering the motor controller body 3, the motor controller body 3 is conveniently cooled, and meanwhile, a good waterproof effect can be achieved, and the motor controller can be subjected to multiple protection, the protecting effect is better, when last protecting crust 2 descends, can make fixed horizontal pole 29 slide along leading to groove 30, under wringing board 27's effect, with mesh plate 25 cooperation extrusion sponge piece 26, be convenient for extrude the inside absorbent water of sponge piece 26, the water of extruding flows out from leading to groove 30, has avoided a large amount of water to adsorb in sponge piece 26, influences the absorption of moisture.

The working principle is as follows: when the invention is used, when the electric vehicle is in running, the vibration generated by the electric vehicle can drive the upper protective shell 2 to vibrate on the lower protective shell 1, the vibration of the upper protective shell 2 can drive the connecting rod 6 to move downwards to extrude the spring I7, the arranged spring I7 can play a certain damping effect on the vibration of the upper protective shell 2, thereby playing a certain protection role on the motor controller body 3, when the upper protective shell 2 vibrates up and down, the waterproof plate 21 is drawn by the pull rope 22 to rotate upwards in the upper protective shell 2, the heat dissipation holes II 5 and the heat dissipation holes I4 can be aligned with each other, at the moment, the inside of the lower protective shell 1 is communicated with the outside through the heat dissipation holes I4 and the heat dissipation holes II 5, and when the upper protective shell 2 descends, the pressure plate 14 can be driven to descend, the push plate 13 extrudes the rotating plate 10, so that the rotating plate 10 rotates on the bracket 11, the spring III 12 is compressed, the rotating plate 10 rotates to drive the second spring 9 to rotate, the second spring 9 drives the radiating blades 8 to rotate, so that heat generated during the operation of the motor controller body 3 can be conveniently discharged to the outside through the first radiating hole 4 and the second radiating hole 5, the second spring 9 is arranged so as to increase the shaking amplitude of the radiating blades 8 and improve the radiating effect, when the pressing plate 14 descends, the air bag 15 can be compressed, so that air in the air bag 15 is discharged from the nozzle 17 through the connecting pipe 16, the air sprayed out of the nozzle 17 is convenient to blow out dust in the second radiating hole 5, the influence of the blockage of the dust in the second radiating hole 5 on the radiation is avoided, the pressing plate 14 descends to contact with the switch button 20, the switch button 20 is pressed downwards, the electromagnet 19 is started, the electromagnet 19 is mutually repelled, the radiating holes 17 are further pushed to rotate in the lower protective shell 1, the fourth spring 18 is compressed, the rotation air injection of the nozzle 17 is realized, and the heat is discharged to the outside from the first radiating hole 4 and the second radiating hole 5, also can play a certain auxiliary role, because the first heat dissipation hole 4 and the second heat dissipation hole 5 are arranged in a staggered way, and the arranged waterproof board 21 blocks the second heat dissipation hole 5 under the action of gravity, so that external water is prevented from entering the motor controller body 3 through the second heat dissipation hole 5 and the first heat dissipation hole 4, a good waterproof effect is achieved on the motor controller body 3, when the first heat dissipation hole 4 and the second heat dissipation hole 5 are aligned with each other and the waterproof board 21 is opened for heat dissipation, the external water enters from the second heat dissipation hole 5, because the second heat dissipation hole 5 is inclined, the water entering into the second heat dissipation hole 5 is convenient for discharging the water out of the outside, and the arranged sponge block 26 is convenient for adsorbing the water at the second heat dissipation hole 5, the external water entering into the motor controller body 3 is reduced, and the good waterproof effect can be achieved while the motor controller body 3 is subjected to heat dissipation, thereby can carry out multiple protection to machine controller, the protecting effect is better, when last protecting crust 2 descends, can make fixed horizontal pole 29 slide along leading to groove 30, under the effect of crowded water board 27, with mesh plate 25 cooperation extrusion sponge piece 26, be convenient for extrude the inside absorbent water of sponge piece 26, the water of extruding flows out from leading to groove 30, has avoided a large amount of water to adsorb in sponge piece 26, influences the absorption of moisture.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.

Claims

1. A protection device of a user motor controller comprises a lower protection shell (1) and is characterized in that an upper protection shell (2) is sleeved on the outer side of the lower protection shell (1), the inner wall of the upper protection shell (2) is in fit sliding connection with the outer portion of the lower protection shell (1), a motor controller body (3) is fixedly mounted at the top end in the upper protection shell (2), a plurality of first heat dissipation holes (4) are formed in the left end and the right end of the lower protection shell (1), a plurality of second heat dissipation holes (5) are formed in the left end and the right end of the upper protection shell (2) corresponding to the first heat dissipation holes (4), the first heat dissipation holes (4) and the second heat dissipation holes (5) are arranged in a staggered mode, one side, away from each other, of the second heat dissipation holes (5) is arranged in a downward inclined mode, a plurality of heat dissipation blades (8) corresponding to the first heat dissipation holes (4) are arranged on the left side and the right side of the inner portion of the lower protection shell (1), and one ends, close to the motor controller body (3), second springs (9) are fixedly mounted at the ends of the heat dissipation blades (8), one end of the second spring (9) far away from the radiating blades (8) is fixedly provided with a rotating plate (10), the upside of the rotating plate (10) is provided with a push plate (13), one end of the push plate (13) close to each other is fixedly provided with a pressing plate (14), one end of the pressing plate (14) far away from each other is fixedly connected with the inner wall of the upper protective shell (2), the lower side of the pressing plate (14) is provided with an air bag (15), the air bag (15) is fixedly arranged on the left side and the right side of the upper end of the lower protective shell (1), the lower end of the air bag (15) is fixedly provided with a connecting pipe (16), the connecting pipe (16) is fixedly arranged in the lower protective shell (1), the upper side of a corresponding radiating hole (4) in the lower protective shell (1) is hinged with a nozzle (17), the upper end of the nozzle (17) is fixedly connected with the connecting pipe (16), the top end of the second spring (5) is hinged with a waterproof plate (21), and the right end of the waterproof plate (21) is fixedly connected with a pull rope (22), stay cord (22) right-hand member fixed mounting has mount (24), protective housing (1) under mount (24) lower extreme fixed connection, it has mesh board (25) to go up inside two (5) bottom fixed mounting that correspond the louvre of protective housing (2), mesh board (25) lower extreme fixedly connected with sponge piece (26).

2. The protection device for the user motor controller according to claim 1, wherein the connecting rods (6) are fixedly installed on the left side and the right side of the lower end of the upper protective shell (2), the lower ends of the connecting rods (6) are inserted into the lower protective shell (1), the first springs (7) are fixedly installed at the lower ends of the connecting rods (6), and the lower ends of the first springs (7) are fixedly connected with the lower protective shell (1).

3. A user motor controller protector according to claim 1 characterized in that the rotating plate (10) is hinged with a bracket (11), and the ends of the brackets (11) far away from each other are fixedly arranged on the inner wall of the lower protective shell (1).

4. The protection device for the user motor controller according to claim 1, wherein a third spring (12) is fixedly installed at one side of the lower ends of the rotating plates (10) close to each other, and the lower ends of the third springs (12) are fixedly connected with the bracket (11).

5. The protection device for the user motor controller according to claim 1, wherein a spring four (18) is fixedly installed at one end of the nozzle (17) close to each other, and one end of the spring four (18) close to each other is fixedly connected with the inner wall of the lower protection shell (1).

6. The protection device for the user motor controller according to claim 1, wherein an electromagnet (19) is fixedly installed at one end of the nozzle (17) far away from the lower protection shell (1) and inside the lower protection shell, and a switch button (20) is fixedly installed at the upper end of the lower protection shell (1) corresponding to the electromagnet (19).

7. The protection device for the user motor controller according to claim 1, wherein a pulley (23) is fixedly mounted at the top end of the second heat dissipation hole (5) corresponding to the pull rope (22), and the lower end of the pull rope (22) is attached to the pulley (23).

8. The protection device for the user motor controller according to claim 1, wherein a wringing plate (27) is fixedly mounted at the lower end of the sponge block (26), a sliding groove (28) is formed in one end of the upper protection shell (2) corresponding to the mutually adjacent wringing plates (27), and the wringing plate (27) is connected with the upper protection shell (2) in a sliding manner.

9. The protection device for the user motor controller according to claim 8, wherein the ends of the wringing plates (27) far away from each other are fixedly provided with fixing cross bars (29), and the ends of the fixing cross bars (29) far away from each other are fixedly connected with the fixing frame (24).

10. The protection device for the user motor controller according to claim 1, wherein the upper protection shell (2) is provided with through grooves (30) at the left and right ends corresponding to the fixed cross bars (29), and the fixed cross bars (29) are slidably connected with the upper protection shell (2).