CN216795608U - Brushless controller of integral type convenient to heat dissipation - Google Patents
Brushless controller of integral type convenient to heat dissipation Download PDFInfo
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- CN216795608U CN216795608U CN202220402126.1U CN202220402126U CN216795608U CN 216795608 U CN216795608 U CN 216795608U CN 202220402126 U CN202220402126 U CN 202220402126U CN 216795608 U CN216795608 U CN 216795608U
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- brushless controller
- heat dissipation
- dust removal
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Abstract
The utility model discloses an integrated brushless controller convenient for heat dissipation, which comprises a brushless controller shell, a circuit board, a single chip microcomputer, an electronic commutator and a signal line interface, wherein a heat dissipation fan is installed on the outer wall of one side of the brushless controller shell, a dust removal box is fixed at the top end of the brushless controller shell, a dust removal filter screen is installed on the inner wall of one side of the dust removal box, an upper cover plate is installed in the dust removal box in a sliding mode, the top end of the upper cover plate extends to the outside of the dust removal box, a circular through hole is formed in the upper surface of the upper cover plate, a fixed seat is fixed at one side of the top end of the brushless controller shell, and positioning seats are fixed on the outer walls of two sides of the fixed seat. The utility model not only can protect the internal electrical components from dust on the basis of ensuring the heat dissipation performance of the brushless controller, but also is convenient for workers to clean and maintain the filter screen of the brushless controller, and the influence of the running vibration of the electric vehicle on the electrical components in the controller is reduced.
Description
Technical Field
The utility model relates to the technical field of brushless controllers, in particular to an integrated brushless controller convenient for heat dissipation.
Background
The brushless controller of the electric vehicle mainly comprises a shell, a singlechip, a main control circuit, a power tube preceding stage driving circuit, an electronic commutator, a Hall signal detection circuit, a rotating handle signal circuit, an undercurrent detection circuit, a current limiting/overcurrent detection circuit, a brake signal circuit, a speed limiting circuit, a power circuit and the like, and the speed regulation principle is that the duty ratio of a switch triode is adjusted through a PWM chip, the duty ratio is high, and the rotating speed of a motor is high. The duty cycle is low, and motor speed is low, and this type of brushless controller is integrated in electric motor car saddle lower part under the general condition, with electric motor car rear drive wheel motor electric connection.
This type of brushless controller on the market is various today, can satisfy people's user demand basically, but still have certain weak point, this type of brushless controller that has now need utilize the heat dissipation fan to carry out the heat dissipation processing in the use, thereby reduce the operating temperature of controller, impurity such as a large amount of dust in this in-process is sent into the controller inside together, this just leads to the continuous absorption dust of controller, has caused adverse effect to its inside circuit board, also for staff's later stage change, maintain and bring inconvenience.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an integrated brushless controller convenient for heat dissipation, and aims to solve the problems that dust is easily adsorbed in the heat dissipation process of the brushless controller and later-period cleaning and maintenance are difficult in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: an integrated brushless controller convenient for heat dissipation comprises a brushless controller shell, a circuit board, a single chip microcomputer, an electronic commutator and a signal line interface, wherein a heat dissipation fan is installed on the outer wall of one side of the brushless controller shell, a dust removal box is fixed at the top end of the brushless controller shell, a dust removal filter screen is installed on the inner wall of one side of the dust removal box, an upper cover plate is installed inside the dust removal box in a sliding manner, the top end of the upper cover plate extends to the outside of the dust removal box, a circular through hole is formed in the upper surface of the upper cover plate, a fixing seat is fixed on one side of the top end of the brushless controller shell, positioning seats are fixed on the outer walls of two sides of the fixing seat, cross columns are installed inside the positioning seats in a sliding manner, protruding columns are fixed on one side of the top ends of the cross columns, the top ends of the cross columns extend to the inside of the upper cover plate, and stop blocks are fixed on the outer walls of two sides of the fixing seat, the stop blocks are positioned on two sides of the transverse column.
Preferably, the outer walls of two sides of the brushless controller shell are provided with heat dissipation holes, and the inner walls around the brushless controller shell are provided with PE filter screens.
Preferably, a groove is formed in the outer wall of one side of the brushless controller shell, and heat dissipation copper sheets at equal intervals are mounted on the inner wall of the groove.
Preferably, the both sides of brushless controller casing bottom all are provided with the mounting panel, just the top of mounting panel is fixed with U type frame, the shock attenuation box is installed to the bottom of U type frame, the inside elastic mounting of shock attenuation box has the layer board, the top of layer board and the bottom fixed connection of brushless controller casing.
Preferably, the outer walls of the two sides of the upper cover plate are provided with through holes, and the diameter of each through hole is larger than the outer diameter of each cross column.
Preferably, the bottom of the damping box is provided with equally spaced springs, and the top ends of the springs are fixedly connected with the bottom end of the supporting plate.
Compared with the prior art, the utility model has the beneficial effects that: the integrated brushless controller convenient for heat dissipation not only can protect the internal electric appliance parts from dust on the basis of ensuring the heat dissipation performance of the brushless controller, but also is convenient for workers to clean and maintain the filter screen of the brushless controller, and the influence of the running vibration of the electric vehicle on the electric appliance parts in the controller is reduced;
(1) through the mutual matched structure of the heat dissipation fan and the brushless controller shell, heat in the brushless controller shell is actively pumped out through the heat dissipation fan, the heat dissipation holes play a role in auxiliary heat dissipation in the process, the dust removal filter screen adsorbs dust in the air, impurities such as the dust are prevented from being adsorbed on the circuit board, and electric appliance parts in the controller can be protected;
(2) through the arrangement of the mutually matched structures of the upper cover plate, the cross column and the like, the cross column is manually rotated and pulled, the end part of the cross column is withdrawn from the outer parts of the upper cover plate and the dust removal box, and after the upper cover plate and the dust removal box are separated, a dust removal filter screen can be cleaned and maintained, so that the convenience of later maintenance of the brushless controller is enhanced;
(3) through being provided with the structure of mutually supporting such as spring and layer board, reduce the vibrations that brushless controller casing produced at the electric motor car in-process of traveling by the multiunit spring, reduce the influence that the vibrations of traveling caused to the electrical apparatus spare part in the brushless controller casing, improve brushless controller's job stabilization nature.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 4 is a schematic top view of the mounting plate of the present invention;
in the figure: 1. a brushless controller housing; 101. heat dissipation holes; 2. a circuit board; 3. a single chip microcomputer; 4. an electronic commutator; 5. a dust removal box; 6. a dust removal filter screen; 7. an upper cover plate; 8. a groove; 9. a heat dissipation fan; 10. a heat dissipation copper sheet; 11. a signal line interface; 12. a fixed seat; 13. positioning seats; 14. a stopper; 15. a cross post; 1501. a convex column; 16. mounting a plate; 17. a U-shaped frame; 18. a shock-absorbing box; 19. a spring; 20. and (7) a supporting plate.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. 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. 1-4, an embodiment of the present invention is shown: an integrated brushless controller convenient for heat dissipation comprises a brushless controller shell 1, a circuit board 2, a single chip microcomputer 3, an electronic commutator 4 and a signal line interface 11, wherein a signal line of an electric vehicle is butted with the signal line interface 11;
the heat dissipation fan 9 is installed on the outer wall of one side of the brushless controller shell 1, the dust removal box 5 is fixed at the top end of the brushless controller shell 1, the dust removal filter screen 6 is installed on the inner wall of one side of the dust removal box 5, the heat dissipation holes 101 are formed in the outer walls of the two sides of the brushless controller shell 1, the PE filter screens are installed on the inner walls around the brushless controller shell 1, and when the brushless controller shell 1 works, heat in the brushless controller shell 1 is actively extracted through the heat dissipation fan 9;
an upper cover plate 7 is slidably mounted inside the dust removal box 5, the top end of the upper cover plate 7 extends to the outside of the dust removal box 5, a circular through hole is formed in the upper surface of the upper cover plate 7, a groove 8 is formed in the outer wall of one side of the brushless controller shell 1, heat dissipation copper sheets 10 are mounted on the inner wall of the groove 8 at equal intervals, and the heat dissipation copper sheets 10 play a role in assisting heat dissipation;
dust in the air is adsorbed through the dust removal filter screen 6, impurities such as dust are prevented from being adsorbed on the circuit board 2, and therefore on the basis of guaranteeing the heat dissipation performance of the brushless controller, internal electric appliance parts are protected;
a fixed seat 12 is fixed on one side of the top end of the brushless controller shell 1, positioning seats 13 are fixed on the outer walls of the two sides of the fixed seat 12, a cross column 15 is slidably mounted inside the positioning seat 13, a convex column 1501 is fixed on one side of the top end of the cross column 15, the top end of the cross column 15 extends into the upper cover plate 7, through holes are formed in the outer walls of the two sides of the upper cover plate 7, and the diameter of each through hole is larger than the outer diameter of the cross column 15;
the outer walls of the two sides of the fixed seat 12 are both fixed with stoppers 14, the stoppers 14 are positioned on the two sides of the cross column 15, and after the brushless controller is used for a long time, a worker can manually rotate the cross column 15, so that the convex column 1501 is positioned on the right side of the stopper 14;
after the end part of the cross column 15 exits from the outer parts of the upper cover plate 7 and the dust removal box 5, the upper cover plate 7 is pulled upwards, so that the upper cover plate 7 and the dust removal box 5 are separated, the dust removal filter screen 6 can be cleaned and maintained, and the convenience of later maintenance of the brushless controller is enhanced;
a damping box 18 is installed at the bottom of the U-shaped frame 17, a supporting plate 20 is elastically installed inside the damping box 18, and the top end of the supporting plate 20 is fixedly connected with the bottom end of the brushless controller shell 1;
the bottom of the shock absorption box 18 is provided with equally spaced springs 19, the top ends of the springs 19 are fixedly connected with the bottom end of a supporting plate 20, and the supporting plate 20 is connected with the brushless controller shell 1 and the springs 19;
after the brushless controller is installed at a designated position, the vibration generated by the brushless controller shell 1 in the running process of the electric vehicle is reduced through the plurality of groups of springs 19, the influence of the running vibration on electric appliance parts in the brushless controller shell 1 is reduced, and the working stability of the brushless controller is improved.
When the brushless controller is used for a long time, the worker can manually rotate the cross column 15 to enable the convex column 1501 to be located on the right side of the stop block 14, namely the end portion of the cross column 15 exits from the outer portion of the upper cover plate 7 and the dust removal box 5 and then pulls up the upper cover plate 7 to enable the upper cover plate 7 and the dust removal box 5 to be separated, and the dust removal filter screen 6 can be cleaned, Maintenance is carried out, and convenience of later maintenance of the brushless controller is improved;
after the brushless controller is installed at a designated position, the vibration generated by the brushless controller shell 1 in the running process of the electric vehicle is reduced through the plurality of groups of springs 19, the supporting plate 20 is connected with the brushless controller shell 1 and the springs 19, the influence of the running vibration on electric appliance parts in the brushless controller shell 1 is reduced, and the working stability of the brushless controller is improved.
Claims (6)
1. The utility model provides a brushless controller of integral type convenient to heat dissipation which characterized in that: the device comprises a brushless controller shell (1), a circuit board (2), a single chip microcomputer (3), an electronic commutator (4) and a signal line interface (11), wherein a heat dissipation fan (9) is installed on the outer wall of one side of the brushless controller shell (1), a dust removal box (5) is fixed at the top end of the brushless controller shell (1), a dust removal filter screen (6) is installed on the inner wall of one side of the dust removal box (5), an upper cover plate (7) is installed inside the dust removal box (5) in a sliding mode, the top end of the upper cover plate (7) extends to the outside of the dust removal box (5), a circular through hole is formed in the upper surface of the upper cover plate (7), a fixing seat (12) is fixed at one side of the top end of the brushless controller shell (1), positioning seats (13) are fixed on the outer walls of the two sides of the fixing seat (12), and a cross post (15) is installed inside the positioning seat (13) in a sliding mode, one side on spreader (15) top is fixed with projection (1501), the top of spreader (15) extends to the inside of upper cover plate (7), all be fixed with dog (14) on the both sides outer wall of fixing base (12), dog (14) are located the both sides of spreader (15).
2. The integrated brushless controller for facilitating heat dissipation of claim 1, wherein: the heat dissipation holes (101) are formed in the outer walls of the two sides of the brushless controller shell (1), and PE filter screens are installed on the inner walls of the periphery of the brushless controller shell (1).
3. The integrated brushless controller for facilitating heat dissipation of claim 1, wherein: the brushless controller is characterized in that a groove (8) is formed in the outer wall of one side of the brushless controller shell (1), and heat dissipation copper sheets (10) at equal intervals are mounted on the inner wall of the groove (8).
4. The integrated brushless controller for facilitating heat dissipation of claim 1, wherein: brushless controller casing (1) both sides of bottom all are provided with mounting panel (16), just the top of mounting panel (16) is fixed with U type frame (17), shock attenuation box (18) are installed to the bottom of U type frame (17), the inside elastic mounting of shock attenuation box (18) has layer board (20), the top of layer board (20) and the bottom fixed connection of brushless controller casing (1).
5. The integrated brushless controller for facilitating heat dissipation of claim 1, wherein: through holes are formed in the outer walls of the two sides of the upper cover plate (7), and the diameter of each through hole is larger than the outer diameter of the corresponding transverse column (15).
6. The integrated brushless controller for facilitating heat dissipation of claim 4, wherein: equidistant springs (19) are installed at the bottom of the damping box (18), and the top ends of the springs (19) are fixedly connected with the bottom end of the supporting plate (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220402126.1U CN216795608U (en) | 2022-02-24 | 2022-02-24 | Brushless controller of integral type convenient to heat dissipation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220402126.1U CN216795608U (en) | 2022-02-24 | 2022-02-24 | Brushless controller of integral type convenient to heat dissipation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216795608U true CN216795608U (en) | 2022-06-21 |
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ID=82017234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220402126.1U Active CN216795608U (en) | 2022-02-24 | 2022-02-24 | Brushless controller of integral type convenient to heat dissipation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216795608U (en) |
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2022
- 2022-02-24 CN CN202220402126.1U patent/CN216795608U/en active Active
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