CN216700659U

CN216700659U - General DC brushless motor controller

Info

Publication number: CN216700659U
Application number: CN202220138162.1U
Authority: CN
Inventors: 樊坤
Original assignee: Sichuan Zhenmai Intelligent Technology Co ltd
Current assignee: Sichuan Zhenmai Intelligent Technology Co ltd
Priority date: 2022-01-19
Filing date: 2022-01-19
Publication date: 2022-06-07
Anticipated expiration: 2032-01-19

Abstract

The utility model discloses a universal brushless DC motor controller, which comprises a first shell and a second shell, wherein the upper end of the first shell is contacted with the lower end of the second shell, the upper end of the first shell is provided with two bilaterally symmetrical positioning holes, the front end of the first shell is provided with two bilaterally symmetrical circular holes, the two circular holes respectively extend to the rear sides of the two positioning holes, the inner wall surfaces of the two circular holes are provided with circular grooves, the two circular holes are internally provided with fixing parts, the front end of the first shell is provided with a first rectangular through groove, a circuit board is arranged inside the first shell, and the lower end of the circuit board is provided with a radiator. According to the universal brushless DC motor controller, the time for disassembling the shell of the motor controller can be shortened by arranging the fixing part, the operation is simple, the working efficiency is improved, the dust on the surface of the radiator can be cleaned by arranging the cleaning device, and the heat radiation effect is ensured.

Description

General DC brushless motor controller

Technical Field

The utility model relates to the field of brushless motor controllers, in particular to a universal direct-current brushless motor controller.

Background

Principle of brushless motor controller a basic maintenance brushless motor controller a brushless motor controller is a control device that can be used to provide a closed loop commutation control signal for a three-phase brushless motor, while utilizing modes to control motor speed and to provide necessary protection for the motor.

The following disadvantages exist in the existing brushless motor controller: 1. when an existing brushless motor controller needs to be maintained, a screw on the controller is usually required to be unscrewed by using a tool to maintain an internal circuit, and the operation is complicated, so that the disassembly time is long, and the working efficiency is influenced; 2. the circuit board inside the current brushless motor controller usually needs to use the radiator to dispel the heat, and when the environment work that ambient condition is poor, the dust can be attached to the surface of radiator, influences its radiating effect, leads to circuit board heat to pile up, can influence the operation of controller.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a universal brushless direct current motor controller which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the universal brushless DC motor controller comprises a first shell and a second shell, wherein the upper end of the first shell is contacted with the lower end of the second shell, the upper end of the first shell is provided with two bilaterally symmetrical positioning holes, the front end of the first shell is provided with two bilaterally symmetrical circular holes, the two circular holes respectively extend to the rear sides of the two positioning holes, the inner wall surfaces of the two circular holes are provided with circular grooves, fixing parts are respectively arranged in the two circular holes, the front end of the first shell is provided with a first rectangular through groove, a circuit board is arranged in the first shell, the lower end of the circuit board is provided with a radiator, the radiator extends into the first rectangular through groove, the lower part of the rear end of the first shell is provided with a cleaning device, the cleaning device extends into the first rectangular through groove and is in movable contact with the radiator, two bilateral symmetry's reference columns are installed to the lower extreme of second casing, two the through-hole has all been seted up to the outer face of cylinder front portion of reference column, two the reference column all is located the locating hole.

In order to reduce the time of dismantling the machine controller shell, set up fixed part, fixed part includes pull rod, first magnet and third magnet, the pull rod is located the circular hole, the rear end and the through-hole activity interlude of pull rod are connected, the outer face of cylinder mid-mounting of outside of pull rod has the second magnet, first magnet and the equal activity of third magnet cup joint on the outer face of cylinder of pull rod, the second magnet is located between first magnet and the third magnet.

In order to clear up the dust on radiator surface, set up cleaning device, cleaning device includes the mounting panel, the rear end lower part at first casing is installed to the mounting panel, electronic jar is installed to the upper end of first casing, electronic jar output extends to first rectangle and leads to the inslot and is connected with the connecting plate, the lower wall swing joint that the lower extreme and the first rectangle lead to the groove of connecting plate, a plurality of is installed to the upper end of connecting plate and is the brush piece that linear array distributes, a plurality of the brush piece activity respectively cup joints the surface at the radiator.

Preferably, the first magnet is mounted on the front wall of the circular groove, the third magnet is mounted on the rear wall of the circular groove, the second magnet is located in the circular groove, the end of the second magnet, which is close to the first magnet, is opposite in magnetism, the end of the second magnet, which is close to the third magnet, is opposite in magnetism, and the second magnet, the first magnet and the third magnet have stronger magnetism.

Preferably, the brush block is concave structure, brush block and radiator phase-match, the radiator is used for deriving the heat of circuit board and distributes away.

Preferably, a second rectangular through groove is formed in the rear portion of the lower wall of the first rectangular through groove, and the length of the second rectangular through groove is smaller than that of the connecting plate.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the universal DC brushless motor controller, the time for disassembling the shell of the motor controller can be shortened by arranging the fixing part, when the universal DC brushless motor controller is disassembled, only the two pull rods need to be held to be pulled outwards with force, the second magnet is far away from the third magnet, the second magnet is adsorbed by the first magnet, at the moment, the front sides of the pull rods are separated from the through holes to drive the second shell to move upwards, and the positioning columns are separated from the positioning holes, so that the disassembly can be completed, tools are not needed, the operation is simple, and the working efficiency is improved;

2. according to the universal direct-current brushless motor controller, the cleaning device is arranged to clean dust on the surface of the radiator, when the universal direct-current brushless motor controller is used, the power supply of the electric cylinder is started, the output end of the electric cylinder drives the connecting plate to move backwards, and the movable middle brush block cleans the dust on the surface of the radiator, so that dust is prevented from being accumulated on the surface of the radiator, the heat dissipation effect is guaranteed, heat of a circuit board can be dissipated timely, and normal operation of the controller is guaranteed.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a universal DC brushless motor controller according to the present invention;

FIG. 2 is an exploded view of the universal DC brushless motor controller according to the present invention;

FIG. 3 is a schematic view of another general DC brushless motor controller according to the present invention;

FIG. 4 is a schematic cross-sectional view of a first housing of the universal DC brushless motor controller according to the present invention;

FIG. 5 is a schematic diagram of the overall structure of the fixing part of the universal DC brushless motor controller according to the present invention;

fig. 6 is a schematic diagram of the overall structure of the cleaning apparatus for a universal dc brushless motor controller according to the present invention.

In the figure: 1. a first housing; 2. a second housing; 3. a fixing member; 4. a heat sink; 5. a cleaning device; 6. a first rectangular through slot; 7. a circuit board; 8. a positioning column; 9. a through hole; 10. positioning holes; 11. a circular hole; 12. a circular groove; 61. a second rectangular through slot; 31. a pull rod; 32. a first magnet; 33. a second magnet; 34. a third magnet; 51. an electric cylinder; 52. mounting a plate; 53. a connecting plate; 54. a brush block.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-6, a universal dc brushless motor controller comprises a first housing 1 and a second housing 2, wherein the upper end of the first housing 1 contacts with the lower end of the second housing 2, the upper end of the first housing 1 is provided with two bilateral symmetry positioning holes 10, the front end of the first housing 1 is provided with two bilateral symmetry circular holes 11, the two circular holes 11 extend to the rear sides of the two positioning holes 10, the inner wall surfaces of the two circular holes 11 are provided with circular grooves 12, the two circular holes 11 are provided with fixing parts 3, the front end of the first housing 1 is provided with a first rectangular through groove 6, a circuit board 7 is installed inside the first housing 1, the lower end of the circuit board 7 is provided with a heat sink 4, the heat sink 4 extends into the first rectangular through groove 6, the lower part of the rear end of the first housing 1 is provided with a cleaning device 5, the cleaning device 5 extends into the first rectangular through groove 6 and is in movable contact with the heat sink 4, two bilateral symmetry's reference column 8 are installed to the lower extreme of second casing 2, and through-hole 9 has all been seted up to two reference column 8's outer cylinder front portion, and two reference columns 8 all are located locating hole 10.

Fixed part 3 includes pull rod 31, first magnet 32 and third magnet 34, and pull rod 31 is located circular port 11, and the rear end and the through-hole 9 activity interlude of pull rod 31 are connected, and the outer cylindrical surface mid-mounting of pull rod 31 has second magnet 33, and first magnet 32 and the equal activity of third magnet 34 cup joint on the outer cylindrical surface of pull rod 31, and second magnet 33 is located between first magnet 32 and the third magnet 34, and fixed part 3 is used for reducing the time of dismantling the machine controller shell.

Cleaning device 5 includes mounting panel 52, the rear end lower part at first casing 1 is installed to mounting panel 52, electronic jar 51 is installed to the upper end of first casing 1, electronic jar 51's output extends to in the logical groove 6 of first rectangle and is connected with connecting plate 53, the lower extreme of connecting plate 53 and the lower wall swing joint that the logical groove 6 of first rectangle, a plurality of is the brush piece 54 that linear array distributes installed to the upper end of connecting plate 53, a plurality of brush piece 54 is the activity respectively and cup joints the surface at radiator 4, cleaning device 5 is used for clearing up the dust on radiator 4 surface, avoided the dust to pile up on radiator 4 surface, the radiating effect has been guaranteed.

First magnet 32 is installed on the antetheca of circular recess 12, third magnet 34 is installed on the back wall of circular recess 12, second magnet 33 is located circular recess 12, the one end magnetism that second magnet 33 and first magnet 32 are close to each other is opposite, the one end magnetism that second magnet 33 and third magnet 34 are close to each other is opposite, brush piece 54 is concave structure, brush piece 54 and radiator 4 phase-match, radiator 4 is used for deriving the heat of circuit board 7 and distributes away, second rectangle logical groove 61 has been seted up to the lower wall rear portion of first rectangle logical groove 6, the length of second rectangle logical groove 61 is less than the length of connecting plate 53.

It should be noted that, the universal dc brushless motor controller of the present invention is used, when in use, the first housing 1 is installed at a designated position, after long-time operation, the power supply of the electric cylinder 51 is turned on, the output end of the electric cylinder 51 drives the connecting plate 53 to move backwards, the moving middle brush block 54 cleans dust on the surface of the heat sink 4, then the dust falls on the first rectangular through groove 6, when the connecting plate 53 moves, the dust is pushed into the second rectangular through groove 61, when the controller is maintained, the two pull rods 31 are held to pull outwards with force, the second magnet 33 is far away from the third magnet 34, the second magnet 33 is attracted by the first magnet 32, at this time, the front side of the pull rod 31 is separated from the through hole 9, the second housing 2 is driven to move upwards, the positioning column 8 is separated from the positioning hole 10, the disassembly can be completed, when in installation, the positioning column 8 is inserted into the positioning hole 10, then, the two pull rods 31 are pushed forward, so that the front ends of the pull rods 31 pass through the through holes 9, and the two magnets 33 are attracted by the third magnet 34, thereby completing the fixation.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. General brushless DC motor controller, including first casing (1) and second casing (2), its characterized in that: the upper end of the first shell (1) is in contact with the lower end of the second shell (2), two bilateral symmetry positioning holes (10) are formed in the upper end of the first shell (1), two bilateral symmetry circular holes (11) are formed in the front end of the first shell (1), the two circular holes (11) extend to the rear sides of the two positioning holes (10), circular grooves (12) are formed in the inner wall surfaces of the two circular holes (11), fixing parts (3) are arranged in the two circular holes (11), a first rectangular through groove (6) is formed in the front end of the first shell (1), a circuit board (7) is installed inside the first shell (1), a radiator (4) is installed at the lower end of the circuit board (7), the radiator (4) extends into the first rectangular through groove (6), a cleaning device (5) is installed on the lower portion of the rear end of the first shell (1), cleaning device (5) extend to in first rectangle leads to groove (6) and with radiator (4) movable contact, two bilateral symmetry's reference column (8) are installed to the lower extreme of second casing (2), two through-hole (9), two have all been seted up to the outer face of cylinder front portion of reference column (8) are all located locating hole (10).

2. The universal dc brushless motor controller of claim 1, wherein: fixed part (3) include pull rod (31), first magnet (32) and third magnet (34), pull rod (31) are located circular port (11), the rear end and through-hole (9) activity interlude of pull rod (31) are connected, the outer face mid-mounting of cylinder has second magnet (33) outside pull rod (31), first magnet (32) and third magnet (34) equal activity cup joint on pull rod (31) outer face of cylinder, second magnet (33) are located between first magnet (32) and third magnet (34).

3. The universal dc brushless motor controller of claim 2, wherein: cleaning device (5) include mounting panel (52), the rear end lower part at first casing (1) is installed in mounting panel (52), electronic jar (51) are installed to the upper end of first casing (1), the output of electronic jar (51) extends to in the logical groove (6) of first rectangle and is connected with connecting plate (53), the lower wall swing joint that the lower extreme and the logical groove (6) of first rectangle of connecting plate (53), brush piece (54) that a plurality of is linear array and distributes, a plurality of are installed to the upper end of connecting plate (53) brush piece (54) activity respectively cup joints the surface at radiator (4).

4. The universal dc brushless motor controller of claim 3, wherein: the first magnet (32) is installed on the front wall of the circular groove (12), the third magnet (34) is installed on the rear wall of the circular groove (12), the second magnet (33) is located in the circular groove (12), the magnetism of one end, close to each other, of the second magnet (33) and the first magnet (32) is opposite, and the magnetism of one end, close to each other, of the second magnet (33) and the third magnet (34) is opposite.

5. The universal dc brushless motor controller of claim 4, wherein: the brush block (54) is of a concave structure, and the brush block (54) is matched with the radiator (4).

6. The universal dc brushless motor controller of claim 5, wherein: and a second rectangular through groove (61) is formed in the rear part of the lower wall of the first rectangular through groove (6).