CN214429389U

CN214429389U - Direct-current brushless speed reduction motor

Info

Publication number: CN214429389U
Application number: CN202120323921.7U
Authority: CN
Inventors: 简海兵; 陈怀雷; 秦胜聪
Original assignee: Guangzhou Xindemark Motor Co ltd
Current assignee: Guangzhou Xindemark Motor Co ltd
Priority date: 2021-02-04
Filing date: 2021-02-04
Publication date: 2021-10-19
Anticipated expiration: 2031-02-04

Abstract

The utility model discloses a brushless gear motor of direct current, concretely relates to gear motor technical field, including mounting panel and gear motor main part, the top of mounting panel is provided with the diaphragm, be provided with buffer structure between mounting panel and the diaphragm, the top of diaphragm is provided with the bottom plate. The utility model discloses a be provided with the installation piece, the connecting block, limiting sleeve, buffer spring, connecting rod and stop collar pole, can extrude the connecting rod through bottom plate and diaphragm at the gear motor main part when the inside part of gear motor main part, the connecting rod then can extrude buffer spring through the connecting block, buffer spring can cushion gear motor main part and the inside connection of gear motor main part according to the elasticity of self when extruding buffer spring, thereby cushion the life that can prolong the part to the inside connection of gear motor main part through buffer spring and prolong the life of gear motor main part.

Description

Direct-current brushless speed reduction motor

Technical Field

The utility model relates to a gear motor technical field specifically is a brushless gear motor of direct current.

Background

The speed reducing motor is widely applied to the steel industry, the mechanical industry and the like, the types of the speed reducing motor are various, the brushless direct current speed reducing motor is also one type of the speed reducing motor, the application of the direct current brushless speed reducing motor is very wide, such as automobiles, tools, industrial control, automation, aerospace and the like, and the requirements of users on the direct current brushless speed reducing motor are higher and higher along with the progress of science and technology.

In the process of implementing the present invention, the inventor finds that at least the following problems exist in the prior art and are not solved:

(1) the traditional direct current brushless speed reducing motor has no effective heat dissipation and noise reduction inside, so that parts are easily damaged and users are easily affected;

(2) the traditional direct current brushless speed reducing motor is inconvenient to install and disassemble and use;

(3) the bottom end of the traditional direct current brushless speed reducing motor does not have an effective buffering effect, and the service life of the motor is easily shortened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a brushless gear motor of direct current to propose in solving above-mentioned background art not carrying out radiating problem effectively to the inside of casing.

In order to achieve the above object, the utility model provides a following technical scheme: a direct-current brushless speed reducing motor comprises a mounting plate and a speed reducing motor main body, wherein a transverse plate is arranged at the top end of the mounting plate, a buffering structure is arranged between the mounting plate and the transverse plate, a bottom plate is arranged at the top end of the transverse plate, the speed reducing motor main body is fixedly connected to the top end of the bottom plate, a supporting plate is fixedly connected to one side of the bottom end of the speed reducing motor main body, a driving shaft is arranged at the bottom end of one side inside the speed reducing motor main body, a second gear is fixedly connected to the outside of the driving shaft, a third gear is arranged on one side of the second gear, a driven shaft is arranged at the top end of the driving shaft, a first gear is fixedly connected to the outside of the driven shaft, convenient mounting structures are arranged on the transverse plate and two sides inside the bottom plate, and a heat dissipation and noise reduction structure is arranged on the inner side wall of the speed reducing motor main body;

the heat dissipation noise reduction structure comprises sound absorption cotton, the sound absorption cotton is arranged on the inner side wall of the speed reduction motor main body, the speed reduction motor main body and the sound absorption cotton are fixedly connected with sound insulation boards, one side fixedly connected with placing groove is arranged at the top end of the sound absorption cotton, cooling fins are arranged inside the placing groove, and heat dissipation holes are fixedly connected with the upper wall of the inner side wall of the top end of the speed reduction motor main body.

Preferably, the first gear is arranged at the top end of the second gear, and the center points of the first gear and the second gear are in the same vertical plane.

Preferably, the mounting structure of being convenient for comprises preformed hole, fixed orifices, fixing bolt, fixation nut and rubber pad, fixed orifices fixed connection is in the inside both sides of diaphragm and bottom plate, the inside of bottom plate is provided with fixing bolt, fixation nut has been cup jointed in the outside top activity of fixing bolt, be provided with fixation nut between fixation nut and the bottom plate, preformed hole fixed connection is in the inside both sides of mounting panel.

Preferably, the preformed holes and the fixing holes are equal in size, and the preformed holes are symmetrically distributed about a vertical center line of the mounting plate.

Preferably, buffer structure comprises installation piece, connecting block, limiting sleeve, buffer spring, connecting rod and limiting sleeve rod, the connecting block sets up the both sides inside the mounting panel, the both sides fixedly connected with buffer spring of connecting block, limiting sleeve rod fixed connection is in the both sides of bottom plate bottom, limiting sleeve fixed connection is in the both sides on mounting panel top, the top of connecting block is provided with the connecting rod, the installation piece is fixed connection respectively in the both sides of bottom plate bottom and the top of connecting block.

Preferably, the connecting rod is movably hinged with the mounting block through a hinge block, the inner diameter of the limiting sleeve is larger than the outer diameter of the limiting sleeve rod, and the limiting sleeve is sleeved at the bottom end of the limiting sleeve rod.

Compared with the prior art, the beneficial effects of the utility model are that: the direct-current brushless speed reducing motor not only realizes effective heat dissipation of the interior of the shell, realizes convenient disassembly of the motor main body, but also realizes effective buffering of the motor main body;

(1) the cooling fin, the sound insulation board, the sound absorption cotton, the heat dissipation holes and the placing groove are arranged, when a part in the speed reduction motor main body works for a long time, the part can generate heat, the part can be damaged due to the heat generated by the part, the heat generated by the part can be transmitted out of the speed reduction motor main body through the heat dissipation holes by the cooling fin in the placing groove, the damage of the part can be reduced by transmitting the heat out of the speed reduction motor main body, the sound insulation board can reduce the transmission of noise, the sound absorption cotton can absorb the noise generated by the part during the work, and the noise can be prevented from influencing a user through the transmission of the noise by the sound insulation board and the sound absorption cotton;

(2) the fixing bolt is screwed into the fixing hole to fix the transverse plate and the bottom plate, the fixing nut can prevent the fixing bolt from being separated from the inside of the fixing hole, the rubber pad can prevent the fixing nut from being blocked, the fixing bolt can be screwed out of the inside of the fixing hole when the speed reducing motor body is not required to be buffered, and the preformed hole in the mounting plate can facilitate the speed reducing motor body to be mounted at the place of the mounting plate;

(3) through being provided with the installation piece, the connecting block, spacing sleeve, buffer spring, connecting rod and spacing loop bar, can extrude the connecting rod through bottom plate and diaphragm at the gear motor main part when the inside part of gear motor main part, the connecting rod then can extrude buffer spring through the connecting block, buffer spring can cushion gear motor main part and the inside connection of gear motor main part according to the elasticity of self when extrudeing buffer spring, thereby cushion the life that can prolong the part to the inside connection of gear motor main part through buffer spring and prolong the life of gear motor main part.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is a schematic view of a front partial section structure of the speed reduction motor main body of the present invention;

FIG. 3 is a schematic view of the front view of the buffer structure of the present invention showing a partially enlarged cross section;

fig. 4 is an enlarged partial cross-sectional view of the point a in fig. 1 according to the present invention.

In the figure: 1. mounting a plate; 2. a transverse plate; 3. the structure is convenient to mount; 301. reserving a hole; 302. a fixing hole; 303. fixing the bolt; 304. fixing a nut; 305. a rubber pad; 4. a support plate; 5. a drive shaft; 6. a driven shaft; 7. a first gear; 8. a heat sink; 9. a reduction motor main body; 10. a second gear; 11. a third gear; 12. a base plate; 13. a buffer structure; 1301. mounting blocks; 1302. connecting blocks; 1303. a limiting sleeve; 1304. a buffer spring; 1305. a connecting rod; 1306. a limiting sleeve rod; 14. A sound insulating board; 15. sound-absorbing cotton; 16. heat dissipation holes; 17. and (6) placing the groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1: referring to fig. 1-4, a brushless dc speed-reducing motor comprises a mounting plate 1 and a speed-reducing motor main body 9, wherein a transverse plate 2 is arranged at the top end of the mounting plate 1, a buffer structure 13 is arranged between the mounting plate 1 and the transverse plate 2, a bottom plate 12 is arranged at the top end of the transverse plate 2, the speed-reducing motor main body 9 is fixedly connected to the top end of the bottom plate 12, a support plate 4 is fixedly connected to one side of the bottom end of the speed-reducing motor main body 9, a driving shaft 5 is arranged at the bottom end of one side inside the speed-reducing motor main body 9, a second gear 10 is fixedly connected to the outside of the driving shaft 5, a third gear 11 is arranged at one side of the second gear 10, a driven shaft 6 is arranged at the top end of the driving shaft 5, a first gear 7 is fixedly connected to the outside of the driven shaft 6, convenient mounting structures 3 are arranged at two sides inside the transverse plate 2 and the bottom plate 12, and a heat dissipation and noise reduction structure is arranged on the inner side wall of the speed-reducing motor main body 9;

the first gear 7 is arranged at the top end of the second gear 10, and the center points of the first gear 7 and the second gear 10 are positioned on the same vertical plane;

referring to fig. 1-4, the direct current brushless gear motor further comprises a heat dissipation and noise reduction structure, the heat dissipation and noise reduction structure comprises sound absorption cotton 15, the sound absorption cotton 15 is arranged on the inner side wall of the gear motor main body 9, a sound insulation board 14 is fixedly connected between the gear motor main body 9 and the sound absorption cotton 15, a placing groove 17 is fixedly connected to one side of the top end inside the sound absorption cotton 15, a heat dissipation fin 8 is arranged inside the placing groove 17, and a heat dissipation hole 16 is fixedly connected to the upper wall of the inner side wall of the top end of the gear motor main body 9;

specifically, as shown in fig. 1 and 2, when the part inside the gear motor main body 9 works for a long time, the part itself generates heat, the heat generated by the part may cause damage to the part, the heat radiating fins 8 inside the placing groove 17 may transmit the heat generated by the part out of the inside of the gear motor main body 9 through the heat radiating holes 16, the damage to the part may be reduced by transmitting the heat out of the inside of the gear motor main body 9, the sound insulation board 14 may reduce the transmission of noise, the sound absorbing cotton 15 may absorb the noise generated by the part at the work, and the transmission of the noise may be reduced by the sound insulation board 14 and the sound absorbing cotton 15 to prevent the noise from affecting the user.

Example 2: the installation facilitating structure 3 consists of a preformed hole 301, a fixing hole 302, a fixing bolt 303, a fixing nut 304 and a rubber pad 305, wherein the fixing hole 302 is fixedly connected to the two sides of the inner parts of the transverse plate 2 and the bottom plate 12, the fixing bolt 303 is arranged in the bottom plate 12, the fixing nut 304 is movably sleeved at the top end of the outer part of the fixing bolt 303, the fixing nut 304 is arranged between the fixing nut 304 and the bottom plate 12, and the preformed hole 301 is fixedly connected to the two sides of the inner part of the installation plate 1;

the sizes of the preformed holes 301 and the fixing holes 302 are equal, and the preformed holes 301 are symmetrically distributed about the vertical center line of the mounting plate 1;

specifically, as shown in fig. 1 and 4, when the speed reduction motor main body 9 needs to be buffered, the fixing hole 302 inside the transverse plate 2 is aligned with the fixing hole 302 inside the bottom plate 12, the fixing bolt 303 is screwed into the fixing hole 302 after the fixing hole 302 is aligned, the transverse plate 2 and the bottom plate 12 are fixed by screwing the fixing bolt 303 into the fixing hole 302, the fixing nut 304 can prevent the fixing bolt 303 from being separated from the inside of the fixing hole 302, the rubber pad 305 can prevent the fixing nut 304 from being blocked, the fixing bolt 303 can be screwed out of the fixing hole 302 when the speed reduction motor main body 9 does not need to be buffered, and the reserved hole 301 inside the mounting plate 1 can facilitate the speed reduction motor main body 9 to be mounted at the position.

Example 3: the buffer structure 13 is composed of an installation block 1301, a connection block 1302, a limit sleeve 1303, a buffer spring 1304, a connection rod 1305 and a limit sleeve rod 1306, the connection block 1302 is arranged on two sides inside the installation plate 1, the buffer spring 1304 is fixedly connected to two sides of the connection block 1302, the limit sleeve rod 1306 is fixedly connected to two sides of the bottom end of the bottom plate 12, the limit sleeve 1303 is fixedly connected to two sides of the top end of the installation plate 1, the connection rod 1305 is arranged at the top end of the connection block 1302, and the installation block 1301 is fixedly connected to two sides of the bottom end of the bottom plate 12 and the top end of the connection block 1302 respectively;

the connecting rod 1305 is movably hinged with the mounting block 1301 through a hinge block, the inner diameter of the limiting sleeve 1303 is larger than the outer diameter of the limiting sleeve rod 1306, and the limiting sleeve 1303 is sleeved at the bottom end of the outer part of the limiting sleeve rod 1306;

specifically, as shown in fig. 1 and fig. 3, when the internal components of the reduction motor body 9 are operated, the reduction motor body 9 may extrude the connecting rod 1305 through the bottom plate 12 and the horizontal plate 2, the connecting rod 1305 may extrude the buffer spring 1304 through the connecting block 1302, when the buffer spring 1304 is extruded, the buffer spring 1304 may buffer the internal connection of the reduction motor body 9 and the reduction motor body 9 according to the elasticity of the buffer spring 1304, and the internal connection of the reduction motor body 9 through the buffer spring 1304 may prolong the service life of the components, thereby prolonging the service life of the reduction motor body 9.

The working principle is as follows: the utility model discloses when using, at first, part self can produce the heat when the inside part of gear motor main part 9 is long-time working, the heat that the part produced can lead to the part to damage, the inside fin 8 of standing groove 17 can be through 16 heat transmission play gear motor main part 9 inside that the part produced of louvre, through the damage that can reduce the part to the inside that heat transmission goes out gear motor main part 9, acoustic celotex board 14 can the transmission of noise abatement, inhale cotton 15 then can adsorb the noise that the part produced at the during operation, through acoustic celotex board 14 and inhale the transmission noise prevention noise that cotton 15 can the noise abatement cause the influence to the user.

Afterwards, when the speed reducing motor main body 9 needs to be buffered, the fixing hole 302 in the transverse plate 2 is aligned with the fixing hole 302 in the bottom plate 12, the fixing bolt 303 is screwed into the fixing hole 302 after the fixing hole 302 is aligned, the transverse plate 2 and the bottom plate 12 are fixed by screwing the fixing bolt 303 into the fixing hole 302, the fixing nut 304 can prevent the fixing bolt 303 from being separated from the fixing hole 302, the rubber pad 305 can prevent the fixing nut 304 from being clamped, the fixing bolt 303 can be screwed out of the fixing hole 302 when the speed reducing motor main body 9 does not need to be buffered, and the preformed hole 301 in the mounting plate 1 can facilitate the speed reducing motor main body 9 to be mounted at the place.

Finally, can extrude connecting rod 1305 through bottom plate 12 and diaphragm 2 when the inside part of gear motor main part 9 during operation gear motor main part 9, connecting rod 1305 then can extrude buffer spring 1304 through connecting block 1302, buffer spring 1304 can cushion gear motor main part 9 and the inside connection of gear motor main part 9 according to the elasticity of self when extrudeing buffer spring 1304, thereby cushion the inside connection of gear motor main part 9 through buffer spring 1304 and can prolong the life of part 9.

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.

Claims

1. The utility model provides a brushless gear motor of direct current, includes mounting panel (1) and gear motor main part (9), its characterized in that: the top end of the mounting plate (1) is provided with a transverse plate (2), a buffer structure (13) is arranged between the mounting plate (1) and the transverse plate (2), the top end of the transverse plate (2) is provided with a bottom plate (12), the top end of the bottom plate (12) is fixedly connected with a speed reduction motor main body (9), one side of the bottom end of the speed reduction motor main body (9) is fixedly connected with a supporting plate (4), the bottom end of one side inside the speed reduction motor main body (9) is provided with a driving shaft (5), the outside of the driving shaft (5) is fixedly connected with a second gear (10), one side of the second gear (10) is provided with a third gear (11), the top end of the driving shaft (5) is provided with a driven shaft (6), the outside of the driven shaft (6) is fixedly connected with a first gear (7), the two sides inside the transverse plate (2) and the bottom plate (12) are provided with a mounting structure (3) of being convenient to install, a heat dissipation and noise reduction structure is arranged on the inner side wall of the speed reduction motor main body (9); the heat dissipation and noise reduction structure comprises sound absorption cotton (15), the sound absorption cotton (15) is arranged on the inner side wall of the speed reduction motor main body (9), the speed reduction motor main body (9) and a sound absorption baffle (14) fixedly connected between the cotton (15), a placing groove (17) fixedly connected with one side of the inner top end of the sound absorption cotton (15), cooling fins (8) are arranged inside the placing groove (17), and cooling holes (16) are fixedly connected with the upper wall of the inner side wall of the top end of the speed reduction motor main body (9).

2. A dc brushless geared motor according to claim 1, wherein: the first gear (7) is arranged at the top end of the second gear (10), and the center points of the first gear (7) and the second gear (10) are on the same vertical plane.

3. A dc brushless geared motor according to claim 1, wherein: convenient to mounting structure (3) comprises preformed hole (301), fixed orifices (302), fixing bolt (303), fixation nut (304) and rubber pad (305), fixed orifices (302) fixed connection is in the inside both sides of diaphragm (2) and bottom plate (12), the inside of bottom plate (12) is provided with fixing bolt (303), fixation nut (304) have been cup jointed in the top activity of fixing bolt (303) outside, be provided with fixation nut (304) between fixation nut (304) and bottom plate (12), preformed hole (301) fixed connection is in the inside both sides of mounting panel (1).

4. A dc brushless geared motor according to claim 3, wherein: the sizes of the preformed holes (301) and the fixing holes (302) are equal, and the preformed holes (301) are symmetrically distributed around the vertical center line of the mounting plate (1).

5. A dc brushless geared motor according to claim 1, wherein: buffer structure (13) comprise installation piece (1301), connecting block (1302), spacing sleeve (1303), buffer spring (1304), connecting rod (1305) and spacing loop bar (1306), connecting block (1302) sets up the inside both sides in mounting panel (1), the both sides fixedly connected with buffer spring (1304) of connecting block (1302), spacing loop bar (1306) fixed connection is in the both sides of bottom plate (12) bottom, spacing sleeve (1303) fixed connection is in the both sides on mounting panel (1) top, the top of connecting block (1302) is provided with connecting rod (1305), installation piece (1301) fixed connection is respectively in the both sides of bottom plate (12) bottom and the top of connecting block (1302).

6. A brushless DC geared motor according to claim 5, wherein: the connecting rod (1305) is movably hinged with the mounting block (1301) through a hinge block, the inner diameter of the limiting sleeve (1303) is larger than the outer diameter of the limiting sleeve rod (1306), and the limiting sleeve (1303) is sleeved at the bottom end of the outer portion of the limiting sleeve rod (1306).