CN209982880U - Electric tricycle motor controller shell - Google Patents

Abstract

The utility model discloses an electric tricycle motor controller shell, which comprises a housin, the bottom plate, first line concentration pipe, second line concentration pipe, sealed lid, heat conduction copper billet, aluminium system fin, the fan, the flabellum, the fan housing, the blend stop, support column and temperature sensor, be provided with first line concentration pipe and second line concentration pipe on the outer wall of casing one side, be provided with two cylindric heat conduction copper billets on the outer wall of casing top, the heat conduction copper billet is equipped with aluminium system fin all around, the top of heat conduction copper billet is equipped with the fan, four angles of fan are connected with the support column, be equipped with temperature sensor on the internal surface of casing. The utility model discloses can carry out good passive heat dissipation to machine controller, also can initiatively dispel the heat to machine controller, extension fixture's life reduces the fault incidence, has also taken into account the water-proof effects to machine controller simultaneously.

Description

Electric tricycle motor controller shell

Technical Field

The utility model relates to an electric tricycle motor controller shell belongs to electric motor car motor controller field.

Background

The motor controller can convert the electric energy stored by 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, and is one of key parts of the electric vehicle. Inside because integrated circuit's existence of electric tricycle motor controller often can produce a lot of heats in the course of the work, if these heats if can not be timely from the motor controller in effluvium, will cause the influence to motor controller's use, reduce motor controller's work efficiency, shorten device's life, when generating heat comparatively seriously, still can lead to inside circuit board short circuit, the motor will be unable work. The conventional motor controller of the electro-tricycle generally performs passive heat dissipation by depending on the material of a shell, so that the heat dissipation effect is poor; although the heat dissipation effect of part of the motor controller is good, the waterproof effect of the motor controller is reduced due to the heat dissipation holes formed in the shell.

SUMMERY OF THE UTILITY MODEL

To the problem that above-mentioned prior art exists, the utility model provides an electric tricycle motor controller shell can enough carry out good passive heat dissipation to motor controller, also can initiatively dispel the heat to motor controller, and extension fixture's life reduces the fault incidence, has also compromise the water-proof effects to motor controller simultaneously.

In order to achieve the purpose, the shell of the motor controller of the electric tricycle comprises a shell, a bottom plate, a first collecting pipe, a second collecting pipe, a sealing cover, heat conducting copper blocks, aluminum cooling fins, fans, fan blades, a fan cover, a blocking strip, supporting columns and a temperature sensor, wherein the first collecting pipe and the second collecting pipe are arranged on the outer wall of one side of the shell in an axial symmetry mode, the sealing cover is arranged at the connecting position of the shell, the first collecting pipe and the second collecting pipe penetrate out of the inner wall of the shell, two cylindrical heat conducting copper blocks are arranged on the outer wall of the top of the shell in an axial symmetry mode, a plurality of aluminum cooling fins are radially arranged on each heat conducting copper block along the circumferential direction, one fan is arranged above each heat conducting copper block, the supporting columns are connected to four corners of each fan, and the fan blades are arranged inside the fan, the fan is characterized in that a fan cover is arranged outside the fan blade, a plurality of barrier strips are arranged on the fan cover, a temperature sensor is arranged on the inner surface of the shell, and the temperature sensor is electrically connected with a control system in an integrated circuit inside the shell and an external power supply.

Preferably, the heat dissipation device further comprises heat dissipation grills, and the heat dissipation grills are arranged on the outer walls of the front side face and the rear side face of the shell.

Preferably, the heat dissipation opening of the heat dissipation grill faces the bottom plate.

Preferably, the inside of support column is equipped with interior screw thread section, four angles of fan all are equipped with the screw that matches with the interior screw thread section of support column.

Preferably, the integrated circuit board inside the housing is disposed on an inner wall of the top of the housing.

Preferably, the shell is made of all aluminum.

Compared with the prior art, the heat-conducting copper block and the aluminum heat-conducting fin are arranged on the outer surface of the top of the shell, so that the heat-radiating effect is realized, the service life of the device is prolonged, and the failure rate is reduced; the integrated circuit board in the tricycle motor controller is arranged on the inner surface of the top of the shell, so that the heat dissipation effect is enhanced, and the waterproof effect is achieved; the temperature sensor monitors the temperature inside the shell in real time and actively carries out, and the fan can actively dissipate heat. The heat dissipation grating with the downward heat dissipation opening can dissipate heat and has a certain waterproof effect; the fan utilizes the screw to be connected with the support column, can dismantle, convenient the change.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a left side view of the present invention;

fig. 3 is a top view of the present invention;

fig. 4 is a schematic view of the internal structure of the housing of the present invention.

In the figure: 1. the fan comprises a shell, 2, a bottom plate, 3, a first collecting pipe, 4, a second collecting pipe, 5, a sealing cover, 6, a heat conducting copper block, 7, an aluminum radiating fin, 8, a fan, 9, fan blades, 10, a fan cover, 11, a blocking strip, 12, a supporting column, 13, a mounting seat, 14, a temperature sensor, 15 and a radiating grid.

Detailed Description

The technical solutions in the implementation of the present invention will be clear from the following description and accompanying drawings, and the described embodiments are only some embodiments, not all embodiments, of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1 to 4, an electric tricycle motor controller housing provided by an embodiment of the present invention includes a housing 1, a bottom plate 2, a first wire collecting pipe 3, a second wire collecting pipe 4, a sealing cover 5, a heat conducting copper block 6, aluminum fins 7, a fan 8, fan blades 9, a fan cover 10, a blocking bar 11, a supporting column 12, and a temperature sensor 14, wherein a first wire collecting pipe 3 and a second wire collecting pipe 4 are axially symmetrically disposed on an outer wall of one side of the housing 1, the sealing cover 5 is disposed at a connection portion of the housing 1 with the first wire collecting pipe 3 and the second wire collecting pipe 4, the first wire collecting pipe 3 and the second wire collecting pipe 4 both penetrate through an inner wall of the housing 1, two cylindrical heat conducting copper blocks 6 are axially symmetrically disposed on an outer wall of a top portion of the housing 1, a plurality of aluminum fins 7 are radially disposed on each heat conducting copper block 6 along a circumference, a fan 8 is disposed above each heat conducting copper block 6, four angles of every fan 8 all are connected with support column 12, and fan 8 is inside to be equipped with flabellum 9, the outside of flabellum 9 is equipped with fan cover 10, be equipped with a plurality of blend stops 11 on the fan cover 10, be equipped with a temperature sensor 14 on the internal surface of casing 1, the equal electric connection of control system and external power among temperature sensor 14 and the casing 1 internal integrated circuit.

Further, the heat dissipation device further comprises heat dissipation grills 15, wherein the heat dissipation grills 15 are arranged on the outer walls of the front side face and the rear side face of the shell. The hot air inside the case 1 can be exchanged with the external air through the heat dissipation grill 15, thereby reducing the temperature inside the case 1.

Further, the heat dissipation opening of the heat dissipation grill 15 faces the bottom plate 2. The heat dissipation opening of the heat dissipation grid 15 is downward, so that the upper water flow is prevented from entering the inside of the housing 1 while heat is dissipated.

Furthermore, the inside of support column 12 is equipped with interior screw thread section, four angles of fan 8 all are equipped with the screw that matches with the interior screw thread section of support column 12. The screw on the fan 8 is matched with the internal thread section inside the supporting column 12 for use, and the fan 8 can be detached, so that the fan 8 can be conveniently replaced or maintained.

Further, the integrated circuit board inside the housing 1 is disposed on the inner wall of the top of the housing 1. The integrated circuit board is arranged on the inner wall of the top of the shell 1, on one hand, the integrated circuit board is closer to the heat-conducting copper block 6 and the aluminum radiating fin 7, and the heat-conducting and radiating effects are better; on the other hand, the circuit board is arranged on the top, so that the situation that the circuit board is short-circuited due to water entering the bottom plate 2 is avoided.

Further, the housing 1 is made of all aluminum. The aluminum has the advantages of slow heat conduction and slow heat transfer, and the copper has the advantages of slow heat conduction and slow heat transfer, but the price of the aluminum is lower than that of the copper, so the aluminum has good cost performance.

The working process is as follows: the integrated circuit board in the first collecting pipe 3 and the second collecting pipe 4 is connected with the corresponding connector of the motor, when the motor controller of the tricycle works, the integrated circuit board on the inner surface of the top of the shell 1 can continuously generate heat, the heat is conducted to the shell 1, the shell 1 self emits a part of heat, the other part of heat is continuously conducted to the heat-conducting copper block 6 and the aluminum radiating fin 7 to be emitted, the heat-conducting copper block 6 can also conduct heat to the aluminum radiating fin 7, and a part of heat can be emitted from the radiating grid 15. When the temperature sensor 14 senses that the temperature inside the casing 1 is higher than a certain warning value and transmits data to the control system of the circuit board, the external power supply will supply power to the fan 8, and the fan 8 rotates to accelerate the heat dissipation of the device.

In summary, the heat-conducting copper block 6 and the aluminum heat-conducting fin 7 are arranged on the outer surface of the top of the shell 1, so that the heat-radiating effect is realized, the service life of the device is prolonged, and the failure rate is reduced; the integrated circuit board in the tricycle motor controller is arranged on the inner surface of the top of the shell 1, so that the heat dissipation effect is enhanced, and the waterproof effect is achieved; the temperature sensor 14 monitors the temperature inside the housing in real time and actively, and the fan 8 can actively dissipate heat. The heat dissipation grid 15 with the downward heat dissipation opening can dissipate heat and has a certain waterproof effect; the fan 8 is connected with the supporting column 12 through screws, can be detached and is convenient to replace.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art.

Claims (6)

1. The shell of the motor controller of the electric tricycle is characterized by comprising a shell (1), a bottom plate (2), a first collecting pipe (3), a second collecting pipe (4), a sealing cover (5), heat-conducting copper blocks (6), aluminum radiating fins (7), a fan (8), fan blades (9), a fan cover (10), blocking strips (11), supporting columns (12) and a temperature sensor (14), wherein the first collecting pipe (3) and the second collecting pipe (4) are axially symmetrically arranged on the outer wall of one side of the shell (1), the sealing cover (5) is arranged at the joint of the shell (1) and the first collecting pipe (3) and the second collecting pipe (4), the first collecting pipe (3) and the second collecting pipe (4) penetrate out of the inner wall of the shell (1), the outer wall of the top of the shell (1) is axially symmetrically provided with the two cylindrical heat-conducting copper blocks (6), every heat conduction copper billet (6) outwards are radially arranged a plurality of aluminium system fin (7) along the circumference, the top of every heat conduction copper billet (6) all is equipped with one fan (8), four angles of every fan (8) all are connected with support column (12), and fan (8) are inside to be equipped with flabellum (9), the outside of flabellum (9) is equipped with fan cover (10), be equipped with a plurality of blend stops (11) on fan cover (10), be equipped with one temperature sensor (14) on the internal surface of casing (1), temperature sensor (14) and the equal electric connection of control system and external power source among casing (1) the internal integrated circuit.

2. The electro-tricycle motor controller shell according to claim 1, further comprising a heat dissipation grid (15), wherein the heat dissipation grid (15) is arranged on the outer wall of the front side and the outer wall of the rear side of the shell.

3. An electro-tricycle motor controller housing according to claim 2, characterised in that the heat dissipation opening of the heat dissipation grid (15) faces the base plate (2).

4. An electro-tricycle motor controller housing according to claim 1, characterised in that the support pillar (12) is internally provided with internal thread sections, and the fan (8) is provided with screws at each of the four corners matching the internal thread sections of the support pillar (12).

5. An electro-tricycle motor controller housing according to claim 1, characterised in that the integrated circuit board inside the housing (1) is arranged on the inner wall of the top of the housing (1).

6. The electro-tricycle motor controller housing according to claim 1, characterised in that the housing (1) is made of all aluminium.

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