CN114173517A

CN114173517A - Optimized structure of motor controller

Info

Publication number: CN114173517A
Application number: CN202210131393.4A
Authority: CN
Inventors: 白继荣
Original assignee: Hero Drive Technology Xuzhou Co ltd
Current assignee: Hero Drive Technology Xuzhou Co ltd
Priority date: 2022-02-14
Filing date: 2022-02-14
Publication date: 2022-03-11
Anticipated expiration: 2042-02-14
Also published as: CN114173517B

Abstract

The invention discloses an optimized structure of a motor controller, which comprises an aluminum shell, wherein a controller element is embedded and installed on an inner bottom plate of the aluminum shell, a clamping cover is sleeved outside the controller element, flanges extend from the left side surface and the right side surface of the clamping cover, the two flanges are fixedly installed on the inner bottom plate of the aluminum shell through screws, a heat dissipation mechanism is fixedly installed on an inner top plate of the clamping cover, when the clamping cover is installed, a second magnetic block can be jacked up, the magnetism of the two second magnetic blocks is opposite to that of the two magnetic sheets on the front side, and the sliding block is pulled out backwards so as to drive a rotating gear, so that a threaded column sleeved by the internal thread of the threaded column is screwed out upwards and the two first magnetic blocks are jacked up, and as the magnetic sheets in the same group of the second magnetic block and the first magnetic block are repulsive force, the two groups of arc-shaped plates can be rotated so as to drive a rotating shaft, and further drive a fan installed at the bottom end of the rotating shaft, the rotation of the fan can blow air to the surface of the controller element for heat dissipation.

Description

Optimized structure of motor controller

Technical Field

The invention relates to the technical field of motor control, in particular to an optimized structure of a motor controller.

Background

The motor controller is an integrated circuit which controls a motor to work according to a set direction, speed, angle and response time through active work, and generally, the motor controller with a complex control function comprises a plurality of components which are assembled together through an aluminum shell.

In current technique, especially in the machine controller field, often need dispel the heat to the machine controller of work in summer, but the radiating mode is installation heat abstractor on the machine controller shell, thereby accomplish the heat dissipation function, but when the heat of machine controller shell is higher, the components and parts of its the inside have reached higher temperature, and still can transmit the heat each other between every components and parts, cause the damage of components and parts easily in hot summer, and all have the wiring between every components and parts, each wiring is twined in the aluminium hull is knotted easily, not only the arrangement is troublesome, and when can reducing external motor, the actual length of acting as go-between of controller.

Therefore, an optimized structure of the motor controller is provided.

Disclosure of Invention

The present invention is directed to an optimized structure of a motor controller to solve the problems of the prior art.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a machine controller's optimization structure, includes the aluminium casing, the controller component is installed in the embedding on the inside bottom plate of aluminium casing, the centre gripping cover has been cup jointed to the outside of controller component, the left and right sides face of centre gripping cover all extends there is the turn-ups, two the turn-ups all passes through screw fixed mounting on the inside bottom plate of aluminium casing, fixed mounting has heat dissipation mechanism on the inside roof of centre gripping cover.

Preferably, the inside cavity that is provided with of roof of die-clamping cover, fixed mounting has a set of first framework between the upper and lower both sides inner wall of cavity, the bottom inner wall of cavity rotates and installs a set of pivot, two the bottom of pivot extends to the inside of die-clamping cover to fixed the cup joint has the fan, two the top of pivot is the top inner wall that the activity runs through the inside of two first frameworks and cavity respectively in proper order, and fixed cup joint has the second installation cover, two the equal central symmetry fixedly connected with a set of arc of both sides face around the second installation cover, two sets of the magnetic sheet is installed in the depressed face of arc all embedding, and is the same group two magnetic sheets magnetism that the arc set up are opposite, the inside spring chamber that all is provided with of the left and right sides inboard of die-clamping cover, two the equal vertical slidable mounting in inside of spring chamber has the spring board, two the top surface of spring board respectively with corresponding between the top inner wall of two spring chambers fixedly connected with compression The spring, two the equal vertical flexible post that has run through of spring board, two the bottom of flexible post activity respectively runs through the bottom inner wall in corresponding spring chamber to offset with the inside bottom plate of aluminium casing, two the top of flexible post activity in proper order runs through the top inner wall in corresponding compression spring and spring chamber, and fixed mounting has the second magnetic path, fixed mounting has the second framework between the upper and lower both sides inner wall of cavity, the second framework is located between two first frameworks, the inside roof center department of centre gripping cover rotates and installs the thread bush, the internal thread of thread bush has cup jointed the screw thread post, the top of screw thread post activity in proper order runs through the bottom inner wall of cavity, the inside of second framework and the top inner wall of cavity, the top bilateral symmetry fixed mounting of screw thread post has first magnetic path.

Preferably, the two second magnetic blocks and the two magnetic sheets on the front side are located on the same horizontal line and opposite in magnetism, and the two first magnetic blocks and the two magnetic sheets on the rear side are located on the same horizontal line and opposite in magnetism.

Preferably, the bottom end of the threaded column extends to the bottom of the threaded sleeve, and a limiting plate is fixedly mounted on the threaded column.

Preferably, two a curb plate that first framework is close to mutually all runs through and installs the gasbag, two one side that the gasbag is close to mutually all is provided with the gas outlet, two the pivot is located two inside outer walls of first framework respectively and all has fixed the cover to connect first installation cover, two a side that first installation cover was kept away from each other all is from last to horizontal fixedly connected with polylith flange down.

Preferably, two the inside of pivot all is equipped with the dampproofing chamber that link up from top to bottom, two equal level fixed mounting has the otter board between the bottom inner wall in dampproofing chamber, two the inside in dampproofing chamber all holds and is equipped with a plurality of dampproofing pills.

Preferably, the top ends of the two moisture-proof cavities are plugged with plugs.

Preferably, a sliding block is arranged on the top plate inside the clamping cover in a sliding mode, the rear end of the sliding block movably penetrates through the rear side plate of the clamping cover, a clamping ring is fixedly arranged at the bottom of the sliding block, a sliding block is fixedly arranged on one side face, close to the threaded sleeve, of the sliding block, and a gear meshed with the rack is fixedly sleeved on the outer wall of the threaded sleeve.

Preferably, the controller element is provided with an electric wire at the rear side, and the rear side end of the electric wire movably penetrates through the rear side plate of the clamping cover and is clamped in the clamping ring.

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

1. according to the invention, the clamping cover is clamped and sleeved outside the controller element, so that components assembled inside the aluminum shell can be separated, the controller element can be protected by the hard shell of the clamping cover, the falling resistance of the motor controller is improved, and a good heat dissipation effect can be achieved by filling a proper amount of condensate liquid into the clamping cover;

2. when the clamping cover is installed, the second magnetic blocks can be jacked up through the two telescopic columns, the two second magnetic blocks and the two magnetic sheets on the front side are located on the same horizontal plane and are opposite in magnetism, the sliding block is pulled out backwards, the rack arranged on one side of the sliding block can be provided with a rotating gear, the gear can be provided with a threaded sleeve sleeved inside, the threaded columns sleeved with the internal threads of the threaded sleeve can be screwed out upwards through the rotation of the threaded sleeve, the two first magnetic blocks are jacked up, the two first magnetic blocks and the two magnetic sheets on the rear side are located on the same horizontal plane and are opposite in magnetism, and as the second magnetic blocks and the first magnetic blocks are repulsive force to the magnetic sheets in the same group, the two groups of arc-shaped plates can be rotated, the rotating shaft is provided, the fan installed at the bottom end of the rotating shaft is provided, and the surface of a controller element can be blown and cooled through the rotation of the fan;

3. according to the invention, the lower clamping ring is driven to be drawn out together by drawing the sliding block out, the electric wire at the rear side of the controller element is upwards clamped in the clamping ring, so that the electric wire can be straightened as much as possible, the winding of the electric wire and other components is reduced, the maximum length of the electric wire can be ensured when the electric wire is externally connected with a motor, and the temperature on the surface of the electric wire can be reduced as the clamping ring is made of copper sheets;

4. according to the invention, the first mounting sleeve is sleeved on the outer wall of the rotating shaft, the protruding convex plate is arranged on the outer wall of one side of the first mounting sleeve and can rotate along with the rotating shaft, so that the air bag is continuously extruded, a proper amount of liquid is filled in the air bag, due to the resilience characteristic of the air bag, when the convex plate rotates close to and extrudes the air bag, the liquid in the air bag can be extruded out, after the convex plate rotates away from the air bag, the air bag can rebound and absorb a proper amount of condensate in the cavity, and as the air bag repeatedly discharges and absorbs the condensate, the condensate in the cavity can be in a moving state all the time, so that the heat dissipation effect is improved;

5. according to the invention, the moisture-proof cavity is arranged in the rotating shafts, and the moisture-proof pills with proper amount are filled in the moisture-proof cavity, so that the moisture-proof pills can play a moisture-proof role, and when the two rotating shafts rotate, the moisture-proof pills in the moisture-proof cavity can move relatively, so that the contact area between the moisture-proof pills and the air is increased, and the moisture-proof effect is improved.

Drawings

FIG. 1 is a front cross-sectional view of the present invention;

FIG. 2 is an enlarged view of A of FIG. 1 in accordance with the present invention;

FIG. 3 is an enlarged view of B of FIG. 1 in accordance with the present invention;

FIG. 4 is an enlarged view of C of FIG. 1 in accordance with the present invention;

FIG. 5 is a top view of the present invention;

FIG. 6 is a top cross-sectional view of the cage of the present invention;

FIG. 7 is a cross-sectional view of a spindle of the present invention;

FIG. 8 is a left side view of the slider of the present invention;

FIG. 9 is a top view of a first mounting sleeve of the present invention;

fig. 10 is a rear view of the present invention.

In the figure: 1. an aluminum housing; 2. a controller element; 21. an electric wire; 3. a clamping cover; 31. flanging; 32. a cavity; 4. a first frame body; 41. a rotating shaft; 411. a moisture-proof cavity; 412. moisture-proof pills; 413. a screen plate; 414. a plug; 42. an air bag; 421. an air outlet; 43. a first mounting sleeve; 431. a convex plate; 44. a second mounting sleeve; 441. an arc-shaped plate; 442. a magnetic sheet; 45. a fan; 5. a second frame body; 51. a threaded sleeve; 511. a gear; 52. a slider; 521. a snap ring; 522. a rack; 523. a limiting pull ring; 53. a threaded post; 531. a first magnetic block; 532. a limiting plate; 6. a spring cavity; 61. a spring plate; 62. a compression spring; 63. a telescopic column; 631. a second magnetic block.

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 to 10, the present invention provides a technical solution: the utility model provides a machine controller's optimization structure, includes aluminium casing 1, controller component 2 is installed in the embedding on aluminium casing 1's the inside bottom plate, the centre gripping cover 3 has been cup jointed to controller component 2's outside, the left and right sides face of centre gripping cover 3 has all extended turn-ups 31, two turn-ups 31 all installs on aluminium casing 1's inside bottom plate through screw fixed, fixed mounting has heat dissipation mechanism on the inside roof of centre gripping cover 3.

As an embodiment of the present invention, as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6 and fig. 8, a cavity 32 is disposed inside a top plate of the clamping cover 3, a set of first frame bodies 4 is fixedly mounted between upper and lower inner walls of the cavity 32, a set of rotating shafts 41 is rotatably mounted on a bottom inner wall of the cavity 32, bottom ends of the two rotating shafts 41 extend into the clamping cover 3, and are fixedly sleeved with a fan 45, top ends of the two rotating shafts 41 respectively and movably penetrate through the interiors of the two first frame bodies 4 and the top inner wall of the cavity 32 in sequence, and are fixedly sleeved with a second mounting sleeve 44, a set of arc-shaped plates 441 is fixedly connected to front and rear side surfaces of the two second mounting sleeves 44 in a central symmetry manner, magnetic sheets 442 are embedded into concave surfaces of the two sets of arc-shaped plates 441, and two magnetic sheets 442 disposed on the same set of arc-shaped plates 441 are opposite in magnetism, spring cavities 6 are respectively arranged in the left side plate and the right side plate of the clamping cover 3, two spring plates 61 are vertically and slidably arranged in the spring cavities 6, compression springs 62 are fixedly connected between the top surfaces of the two spring plates 61 and the top inner walls of the two corresponding spring cavities 6 respectively, telescopic columns 63 vertically penetrate through the two spring plates 61, the bottom ends of the two telescopic columns 63 movably penetrate through the bottom inner walls of the corresponding spring cavities 6 respectively and abut against the inner bottom plate of the aluminum shell 1, the top ends of the two telescopic columns 63 sequentially and movably penetrate through the corresponding compression springs 62 and the top inner walls of the spring cavities 6 and are fixedly provided with second magnet blocks 631, a second frame body 5 is fixedly arranged between the inner walls of the upper side and the lower side of the cavity 32, the second frame body 5 is positioned between the two first frame bodies 4, and a threaded sleeve 51 is rotatably arranged at the center of the inner top plate of the clamping cover 3, threaded post 53 has been cup jointed to the internal thread of thread bush 51, the top of threaded post 53 activity in proper order runs through the bottom inner wall of cavity 32, the inside of second framework 5 and the top inner wall of cavity 32, the top left and right sides face symmetry fixed mounting of threaded post 53 has first magnetic path 531, two second magnetic path 631 all lies in same water flat line with two magnetic sheets 442 of front side, and magnetism is opposite, two first magnetic path 531 lies in same water flat line with two magnetic sheets 442 of rear side, and magnetism is opposite.

When the clamping cover 3 is installed, the second magnetic blocks 631 can be jacked up through the two telescopic columns 63, the two second magnetic blocks 631 and the two magnetic sheets 442 on the front side are positioned on the same horizontal plane, and the magnetism is opposite, then by pulling the slide block 52 backwards, the rack 522 arranged at one side of the slide block 52 can drive the gear 511 to rotate, the gear 511 can drive the threaded sleeve 51 sleeved inside to rotate, the threaded column 53 sleeved with the internal thread can be screwed out upwards by the rotation of the threaded sleeve 51, so that the two first magnetic blocks 531 are jacked up, the two first magnetic blocks 531 and the two magnetic sheets 442 on the rear side are positioned on the same horizontal plane and have opposite magnetism, since the second magnetic block 631 and the first magnetic block 531 are repulsive to the magnetic sheet 442 of the same group, the two sets of arc-shaped plates 441 are rotated to bring the rotating shaft 41 and thus the fan 45 installed at the bottom end of the rotating shaft 41, and the rotation of the fan 45 blows air to the surface of the controller element 2 for heat dissipation.

As an embodiment of the present invention, as shown in fig. 1, the bottom end of the threaded column 53 extends to the bottom of the threaded sleeve 51, and is fixedly installed with a limit plate 532.

During operation, the limiting plate 532 is arranged to prevent the threaded column 53 from being screwed out of the threaded sleeve 51.

As an embodiment of the present invention, as shown in fig. 1, 7 and 9, airbags 42 are installed through one side plate of each of the two first frame bodies 4, an air outlet 421 is arranged on one side of each of the two airbags 42, first installation sleeves 43 are fixedly sleeved on outer walls of the two rotating shafts 41 respectively located inside the two first frame bodies 4, and a plurality of convex plates 431 are horizontally and fixedly connected to one side surface of each of the two first installation sleeves 43, which is far away from each other, from top to bottom.

During operation, the flange 431 can rotate along with the rotating shaft 41, thereby continuously extruding the air bag 42, a proper amount of liquid is filled in the air bag 42, due to the resilience characteristic of the air bag 42, when the flange 431 approaches and extrudes the air bag 42, the liquid in the air bag 42 can be extruded, after the flange 431 rotates away from the air bag 42, the air bag 42 can rebound and absorb a proper amount of condensate in the cavity 32, and the condensate in the cavity 32 can be constantly in a moving state due to repeated spitting and absorption of the air bag 42, so that the heat dissipation effect is improved.

As an embodiment of the present invention, as shown in fig. 7, two moisture-proof cavities 411 which are through up and down are respectively arranged inside two rotating shafts 41, a mesh plate 413 is horizontally and fixedly installed between inner walls of bottom ends of the two moisture-proof cavities 411, a plurality of moisture-proof pills 412 are respectively contained inside the two moisture-proof cavities 411, and plugs 414 are respectively plugged at top ends of the two moisture-proof cavities 411.

During operation, the inside of dampproofing chamber 411 is equipped with the dampproofing ball 412 of an appropriate amount, dampproofing ball 412 can play dampproofing effect, when two pivot 41 took place to rotate, the inside dampproofing ball 412 in dampproofing chamber 411 can take place relative motion, thereby increase the area of contact of their and air, thereby improve dampproofing effect, it is in order to guarantee that dampproofing ball 412 can contact with the air to set up otter board 413, set up stopper 414 for the convenience of the dampproofing ball 412 of renewal and prevent that dampproofing ball 412 from falling out when using.

As an embodiment of the present invention, as shown in fig. 1, 3, 8 and 10, a slide block 52 is slidably mounted on an inner top plate of the clamping cover 3 back and forth, a rear end of the slide block 52 movably penetrates through a rear side plate of the clamping cover 3, a snap ring 521 is fixedly mounted at a bottom of the slide block 52, a slide block 52 is fixedly mounted on one side surface of the slide block 52 close to a threaded sleeve 51, a gear 511 engaged with a rack 522 is fixedly sleeved on an outer wall of the threaded sleeve 51, an electric wire 21 is disposed on a rear side of the controller element 2, and a rear end of the electric wire 21 movably penetrates through the rear side plate of the clamping cover 3 and is clamped inside the snap ring 521.

When the controller element is in operation, the lower clamping ring 521 is driven to be drawn out together by drawing the sliding block 52 out, the electric wire 21 on the rear side of the controller element 2 is upwards clamped in the clamping ring 521, so that the electric wire 21 is straightened as much as possible, winding of the electric wire 21 and other component connection wires is reduced, the maximum length of the electric wire 21 can be ensured when the electric wire 21 is externally connected with a motor, and the temperature on the surface of the electric wire 21 can be reduced because the clamping ring 521 is made of copper sheets.

The working principle is as follows: the controller element 2 is assembled on the inner bottom plate of the aluminum shell 1, then the clamping cover 3 is sleeved on the top of the controller element 2, and the turnup 31 and the inner bottom plate of the aluminum shell 1 are fixed through screws, so that the controller element 2 and other components are separated, the hard material of the clamping cover 3 can improve the integral falling-resistant degree of the motor controller, and the cavity 32 is filled with condensate liquid, so that the heat dissipation effect can be achieved;

when the holding cover 3 is installed on the inner bottom plate of the aluminum housing 1, the two telescopic columns 63 overcome the elastic force of the compression spring 62 and are jacked up by the inner bottom plate of the aluminum housing 1, so that the second magnetic blocks 631 are jacked up, the two second magnetic blocks 631 and the two magnetic sheets 442 on the front side are located on the same water level and have opposite magnetism, the sliding block 52 is pulled out backwards by pulling the limiting pull ring 523, the rack 522 arranged on one side of the sliding block 52 can rotate the gear 511 in the backward moving process due to the meshing relationship, the gear 511 can rotate the threaded sleeve 51 sleeved inside, the threaded column 53 sleeved with the internal threads can be screwed out upwards by the rotation of the threaded sleeve 51, so that the two first magnetic blocks 531 are jacked up, because the first magnetic blocks 531 are square with unequal length and width and longer height, the two first magnetic blocks 531 cannot rotate together with the threaded column 53, when the two first magnetic blocks 531 are jacked up completely, the two magnetic sheets 442 on the rear side are located on the same horizontal plane and have opposite magnetism, and since the second magnetic block 631 and the first magnetic block 531 are repulsive to the magnetic sheets 442 in the same group, the two groups of arc-shaped plates 441 can be rotated, so as to drive the rotating shaft 41 and the fan 45 installed at the bottom end of the rotating shaft 41, and the rotation of the fan 45 can blow and dissipate heat to the surface of the controller element 2;

when the slide block 52 is pulled out, the lower snap ring 521 is driven to be pulled out together, at this time, the electric wire 21 at the rear side of the controller element 2 can penetrate through the rear side plate of the clamping cover 3 and is clamped upwards in the snap ring 521, so that the electric wire 21 can be straightened as much as possible, winding of the electric wire 21 and other components is reduced, the maximum length of the electric wire 21 can be ensured when the electric wire 21 is externally connected with a motor, and the surface temperature of the electric wire 21 can be reduced because the snap ring 521 is made of a copper sheet;

the outer walls of the two rotating shafts 41 are further sleeved with first mounting sleeves 43, the outer wall of one side of each first mounting sleeve 43 is provided with a protruding convex plate 431, the convex plates 431 can rotate along with the rotating shafts 41, so that the air bag 42 arranged on one side plate of the first frame body 4 is continuously extruded, a proper amount of liquid is contained in the air bag 42, due to the resilience characteristic of the air bag 42, when the convex plates 431 approach and extrude the air bag 42, the liquid in the air bag 42 can be extruded out through the air outlets 421, after the convex plates 431 rotate away from the air bag 42, the air bag 42 can rebound and absorb a proper amount of condensate in the cavity 32, and since the condensate in the cavity 32 is not in a saturated state, the air bag 42 repeatedly discharges and absorbs the condensate, the condensate in the cavity 32 is in a moving state all the time, and the heat dissipation effect is improved;

the inside of two pivot 41 is provided with dampproofing chamber 411, and the inside in dampproofing chamber 411 is equipped with the dampproofing ball 412 of an appropriate amount, and dampproofing ball 412 can play damp-proofing effect, and when two pivot 41 took place to rotate, the inside dampproofing ball 412 in dampproofing chamber 411 can take place relative motion to increase their area of contact with the air, thereby improve dampproofing effect.

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

Claims

1. An optimized structure of a motor controller comprises an aluminum shell (1), and is characterized in that: embedding is installed controller component (2) on the inside bottom plate of aluminium casing (1), the centre gripping cover (3) has been cup jointed to the outside of controller component (2), turn-ups (31) have all been extended to the left and right sides face of centre gripping cover (3), two turn-ups (31) are all through screw fixed mounting on the inside bottom plate of aluminium casing (1), fixed mounting has heat dissipation mechanism on the inside roof of centre gripping cover (3).

2. The optimized structure of a motor controller according to claim 1, wherein: the utility model discloses a clamping cover, including centre gripping cover (3), cavity (32) are provided with to the roof inside of centre gripping cover (3), fixed mounting has a set of first framework (4) between the upper and lower both sides inner wall of cavity (32), the bottom inner wall of cavity (32) rotates installs a set of pivot (41), two the bottom of pivot (41) extends to the inside of clamping cover (3) to fixed cover has connect fan (45), two the top of pivot (41) is the activity respectively in proper order and is run through the inside of two first frameworks (4) and the top inner wall of cavity (32), and fixed the cover has been cup jointed second installation cover (44), two the equal central symmetry fixedly connected with a set of arc panel (441) of both sides face around second installation cover (44), two sets of magnetic sheet (442) are all installed in the sunken face of arc panel (441) embedding, and organize together two sheets (442) that arc panel (441) set up are opposite in magnetism, spring cavities (6) are arranged in the left side plate and the right side plate of the clamping cover (3), two spring plates (61) are vertically slidably mounted in the spring cavities (6), the top surfaces of the two spring plates (61) are fixedly connected with compression springs (62) between the top inner walls of the two corresponding spring cavities (6), two spring plates (61) vertically penetrate through telescopic columns (63), the bottom ends of the two telescopic columns (63) movably penetrate through the bottom inner walls of the corresponding spring cavities (6) respectively and abut against the inner bottom plate of the aluminum shell (1), the top ends of the two telescopic columns (63) sequentially and movably penetrate through the top inner walls of the corresponding compression springs (62) and the spring cavities (6) and are fixedly provided with second magnetic blocks (631), and second frame bodies (5) are fixedly arranged between the inner walls of the upper side and the lower side of the cavity (32), second framework (5) are located between two first frameworks (4), the inside roof center department of centre gripping cover (3) rotates and installs thread bush (51), the internal thread of thread bush (51) has cup jointed screw thread post (53), the top of screw thread post (53) activity in proper order runs through the bottom inner wall of cavity (32), the inside of second framework (5) and the top inner wall of cavity (32), the symmetry fixed mounting of the top left and right sides face of screw thread post (53) has first magnetic path (531).

3. The optimized structure of a motor controller according to claim 2, wherein: the two second magnetic blocks (631) and the two magnetic sheets (442) on the front side are located on the same horizontal line and are opposite in magnetism, and the two first magnetic blocks (531) and the two magnetic sheets (422) on the rear side are located on the same horizontal line and are opposite in magnetism.

4. The optimized structure of a motor controller according to claim 2, wherein: the bottom end of the threaded column (53) extends to the bottom of the threaded sleeve (51) and is fixedly provided with a limiting plate (532).

5. The optimized structure of a motor controller according to claim 2, wherein: two curb plate that first framework (4) are close to mutually all runs through and installs gasbag (42), two one side that gasbag (42) are close to mutually all is provided with gas outlet (421), two pivot (41) are located the outer wall of two first framework (4) inside respectively and all fixedly cup jointed first installation cover (43), two a side that first installation cover (43) kept away from each other all is from last to horizontal fixedly connected with polylith flange (431) down.

6. The optimized structure of a motor controller according to claim 2, wherein: two the inside of pivot (41) all is equipped with dampproofing chamber (411) that link up from top to bottom, two equal level fixed mounting has otter board (413) between the bottom inner wall in dampproofing chamber (411), two the inside in dampproofing chamber (411) all is equipped with a plurality of dampproofing pills (412).

7. The optimized structure of a motor controller according to claim 6, wherein: the top ends of the two moisture-proof cavities (411) are plugged with plugs (414).

8. The optimized structure of a motor controller according to claim 1, wherein: sliding block (52) are installed in sliding around on the inside roof of clamping cover (3), the posterior lateral plate of clamping cover (3) is run through in the rear end activity of slider (52), the bottom fixed mounting of slider (52) has snap ring (521), a side fixed mounting that slider (52) are close to thread bush (51) has slider (52), the fixed cover of thread bush (51) outer wall has been connect with gear (511) of rack (522) looks meshing.

9. The optimized structure of a motor controller according to claim 8, wherein: an electric wire (21) is arranged on the rear side of the controller element (2), and the rear side end of the electric wire (21) movably penetrates through the rear side plate of the clamping cover (3) and is clamped in the clamping ring (521).