CN210843889U - Brushless motor for wheelchair - Google Patents
Brushless motor for wheelchair Download PDFInfo
- Publication number
- CN210843889U CN210843889U CN201921394109.2U CN201921394109U CN210843889U CN 210843889 U CN210843889 U CN 210843889U CN 201921394109 U CN201921394109 U CN 201921394109U CN 210843889 U CN210843889 U CN 210843889U
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- wheelchair
- brushless motor
- mounting
- component
- heat dissipation
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Abstract
The utility model discloses a brushless motor for a wheelchair, which comprises a wheelchair, a mounting component, wheels and a heat dissipation component, wherein the wheels are mounted on the wheelchair through the mounting component, and the heat dissipation component is mounted in the mounting component; the mounting assembly comprises a mounting plate, telescopic screw rods, a mounting chamber, telescopic rods, springs, flanges and a brushless motor, the mounting plate is welded at the bottom end of the wheelchair, the telescopic screw rods are mounted at four corners of the bottom end of the mounting plate, the mounting chamber is fixed at the bottom end of the telescopic screw rods, the telescopic rods are mounted between the mounting plate and the mounting chamber, the springs are sleeved outside the telescopic rods, and the brushless motor is fixed at two sides inside the mounting chamber through the flanges; radiator unit includes spacing platform, fan, heat transfer plate, radiating fin and ventilation hole, the utility model discloses simple structure, convenient to use has optimized current brushless motor for the wheelchair for the motor can be better heat dissipation promoting the wheelchair during operation, can play the cushioning effect simultaneously, improves user's comfort, and simple to operate.
Description
Technical Field
The utility model relates to the field of motors, specifically a brushless motor for wheelchair.
Background
The brushless motor is a typical electromechanical integrated product, and because the brushless direct current motor runs in an automatic control mode, a starting winding is not additionally arranged on a rotor like a synchronous motor which is started under heavy load under variable frequency speed regulation, oscillation and step-out can not be generated when load suddenly changes, the efficiency is higher, unnecessary power consumption is reduced, but the existing brushless motor for the wheelchair cannot better dissipate heat, cannot better absorb shock when the wheel of the wheelchair is pushed to move, and is inconvenient to install.
SUMMERY OF THE UTILITY MODEL
Not enough more than, the utility model aims at providing a brushless motor for wheelchair, convenient to use has optimized current brushless motor for the wheelchair for the motor can better heat dissipation promoting the wheelchair during operation, can play the cushioning effect simultaneously, improves user's comfort, and simple to operate.
The utility model aims at realizing through the technical scheme that the brushless motor for the wheelchair comprises the wheelchair, a mounting component, a wheel and a heat dissipation component, wherein the wheel is mounted on the wheelchair through the mounting component, and the heat dissipation component is mounted in the mounting component;
the mounting assembly comprises a mounting plate, a telescopic screw rod, a mounting chamber, a telescopic rod, a spring, a flange and a brushless motor, the mounting plate is welded at the bottom end of the wheelchair, the telescopic screw rod is mounted at four corners of the bottom end of the mounting plate, the mounting chamber is fixed at the bottom end of the telescopic screw rod, the telescopic rod is mounted between the mounting plate and the mounting chamber, the spring is sleeved outside the telescopic rod, and the brushless motor is fixed at two sides inside the mounting chamber through the flange.
As a further technical scheme of the utility model, radiator unit includes spacing platform, fan, heat transfer plate, radiating fin and ventilation hole, and spacing platform is installed to the inside bottom of installation room, and the fan has been inlayed to spacing platform inside, and spacing platform top both sides all are fixed with the heat transfer plate, are connected with radiating fin between the heat transfer plate, and the ventilation hole has been seted up at the outside middle part of installation room.
As a further technical scheme of the utility model, the sliding door is installed through the torsional spring to installation outdoor portion one side, connects through the hasp between sliding door top and the installation room.
As a further technical scheme of the utility model, brushless motor quantity is two, and brushless motor symmetric distribution is in the inside both sides of installation room.
As a further technical scheme of the utility model, flange quantity is eight, and the installation room is a stainless steel component.
As a further technical scheme of the utility model, wheel quantity is two, and passes through fastening bolt fixed connection between wheel and the brushless motor.
Due to the adoption of the technical scheme, the utility model discloses following advantage has: when the wheel drives the wheelchair to move, the brushless motor can better improve the use efficiency and reduce unnecessary power consumption, when in use, the brushless motor is arranged at two sides of a limit table at the inner part of the installation chamber by the installation assembly and is fixed by a flange, the other end of the brushless motor is connected with the wheel, a fan in the heat dissipation assembly is opened, heat generated when the brushless motor works is transmitted to the heat dissipation fins through the heat transfer plate, the fan accelerates the air flow in the installation chamber through the matching of the ventilation holes, so that the heat dissipation fins can better dissipate heat, when the wheel meets some uneven paths in the moving process of the wheelchair, jolt can be generated, at the moment, the installation plate and the telescopic screw rod can generate a buffer effect, under the shock absorption matching of the telescopic rod and the spring, the impact force on a patient is buffered, the wheelchair can be used more comfortably by the patient, if the wheel needs, overhauls the internals, overhauls and finishes, resumes through the torsional spring, close once more the sliding door can, the utility model discloses simple structure, convenient to use has optimized current brushless motor for the wheelchair for the motor can be better heat dissipation promoting the wheelchair during operation, can play the cushioning effect simultaneously, improves user's comfort, and simple to operate.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
The drawings of the present invention are described below.
Fig. 1 is a schematic view of an overall structure of a brushless motor for a wheelchair.
Fig. 2 is a schematic view of a fan mounting structure of a brushless motor for a wheelchair.
Fig. 3 is a schematic view of a brushless motor mounting structure of a brushless motor for a wheelchair.
Fig. 4 is a schematic view of a torsion spring mounting structure of a brushless motor for a wheelchair.
Reference numbers in the figures: 1. a wheelchair; 2. mounting the component; 3. a wheel; 4. a heat dissipating component; 5. a torsion spring; 6. sliding the door; 7. locking; 21. mounting a plate; 22. a telescopic screw rod; 23. an installation chamber; 24. a telescopic rod; 25. a spring; 26. a flange; 27. a brushless motor; 41. a limiting table; 42. a fan; 43. a heat transfer plate; 44. a heat dissipating fin; 45. a vent hole.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
As shown in fig. 1 to 4, the utility model discloses a brushless motor for a wheelchair, which comprises a wheelchair 1, a mounting component 2, a wheel 3 and a heat dissipation component 4, wherein the wheel 3 is mounted on the wheelchair 1 through the mounting component 2, and the heat dissipation component 4 is mounted in the mounting component 2;
installation component 2 includes mounting panel 21, flexible lead screw 22, installation room 23, telescopic link 24, spring 25, flange 26 and brushless motor 27, 1 bottom welding of wheelchair has mounting panel 21, flexible lead screw 22 is all installed in mounting panel 21 bottom four corners, flexible lead screw 22 bottom mounting has installation room 23, install telescopic link 24 between mounting panel 21 and the installation room 23, spring 25 has been cup jointed in the 24 outsides of telescopic link, the inside both sides of installation room 23 are fixed with brushless motor 27 through flange 26, brushless motor 27's efficiency is higher, reduce the unnecessary loss, can turn into more electric energy kinetic energy.
Radiating component 4 includes spacing platform 41, fan 42, heat transfer plate 43, radiating fin 44 and ventilation hole 45, and spacing platform 41 is installed to the inside bottom of installation chamber 23, and fan 42 has been inlayed to spacing platform 41 inside, and spacing 41 top both sides all are fixed with heat transfer plate 43, are connected with radiating fin 44 between the heat transfer plate 43, and the thermal transmission of supplementary brushless motor 27 during operation helps better heat dissipation, and ventilation hole 45 has been seted up at installation chamber 23 outside middle part.
The outer side of the installation chamber 23 is provided with a sliding door 6 through a torsion spring 5, and the top end of the sliding door 6 is connected with the installation chamber 23 through a lock catch 7.
The number of the brushless motors 27 is two, and the brushless motors 27 are symmetrically distributed on two sides inside the installation chamber 23, so that energy consumption is saved.
The number of the flanges 26 is eight, and the mounting chamber 23 is a stainless steel member, which facilitates fixing the brushless motor 27 inside the mounting chamber 23.
The number of the wheels 3 is two, and the wheels 3 are fixedly connected with the brushless motor 27 through fastening bolts, so that the wheels 3 can be conveniently detached and installed.
The use method and the working principle thereof are as follows: when the wheel 3 drives the wheelchair 1 to move, the brushless motor 27 can better improve the use efficiency and reduce unnecessary power consumption, when in use, the brushless motor 27 is arranged at two sides of a limiting table 41 in the installation chamber 23 by the installation component 2, the brushless motor is fixed by the flange 26, the other end of the brushless motor is connected with the wheel 3, a fan 42 in the heat dissipation component 4 is opened, heat generated when the brushless motor 27 works is transferred to the heat dissipation fins 44 through the heat transfer plates 43, the fan 42 accelerates the air flow in the installation chamber 23 through the matching of the vent holes 45, so that the heat dissipation fins 44 can better dissipate heat, when the wheelchair 1 moves, the wheel 3 bumps if meeting some uneven paths, at the moment, the installation plate 21 and the telescopic screw rod 22 can generate a buffer effect, under the shock absorption matching of the telescopic rod 24 and the spring 25, the impact force to a patient is buffered, so that the wheelchair 1 can be used more, if need overhaul along with the internals, then accessible hasp 7 opens sliding door 6, overhauls the internals, overhauls to finish, resumes through torsional spring 5, closes sliding door 6 once more can.
The utility model discloses simple structure, convenient to use has optimized current brushless motor for the motor can be better heat dissipation promoting the wheelchair during operation, can play the cushioning effect simultaneously, improves user's comfort, and simple to operate.
Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the present invention.
Claims (6)
1. A brushless motor for a wheelchair, characterized in that: the wheelchair comprises a wheelchair (1), a mounting component (2), wheels (3) and a heat dissipation component (4), wherein the wheels (3) are mounted on the wheelchair (1) through the mounting component (2), and the heat dissipation component (4) is mounted in the mounting component (2);
installation component (2) are including mounting panel (21), flexible lead screw (22), installation room (23), telescopic link (24), spring (25), flange (26) and brushless motor (27), wheelchair (1) bottom welding has mounting panel (21), flexible lead screw (22) are all installed in mounting panel (21) bottom four corners, telescopic link (22) bottom mounting has installation room (23), install telescopic link (24) between mounting panel (21) and installation room (23), spring (25) have been cup jointed in telescopic link (24) outside, the inside both sides of installation room (23) are fixed with brushless motor (27) through flange (26).
2. A brushless motor for a wheelchair in accordance with claim 1, wherein: radiating component (4) are including spacing platform (41), fan (42), heat transfer plate (43), radiating fin (44) and ventilation hole (45), and spacing platform (41) are installed to installation room (23) inside bottom, and fan (42) have been inlayed to spacing platform (41) inside, and spacing platform (41) top both sides all are fixed with heat transfer plate (43), are connected with radiating fin (44) between heat transfer plate (43), and ventilation hole (45) have been seted up at installation room (23) outside middle part.
3. A brushless motor for a wheelchair in accordance with claim 1, wherein: installing room (23) outside one side and installing sliding door (6) through torsional spring (5), connecting through hasp (7) between sliding door (6) top and installing room (23).
4. A brushless motor for a wheelchair in accordance with claim 1, wherein: the number of the brushless motors (27) is two, and the brushless motors (27) are symmetrically distributed on two sides inside the mounting chamber (23).
5. A brushless motor for a wheelchair in accordance with claim 1, wherein: the number of the flanges (26) is eight, and the mounting chamber (23) is a stainless steel component.
6. A brushless motor for a wheelchair in accordance with claim 1, wherein: the number of the wheels (3) is two, and the wheels (3) are fixedly connected with the brushless motor (27) through fastening bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921394109.2U CN210843889U (en) | 2019-08-26 | 2019-08-26 | Brushless motor for wheelchair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921394109.2U CN210843889U (en) | 2019-08-26 | 2019-08-26 | Brushless motor for wheelchair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210843889U true CN210843889U (en) | 2020-06-26 |
Family
ID=71282629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921394109.2U Active CN210843889U (en) | 2019-08-26 | 2019-08-26 | Brushless motor for wheelchair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210843889U (en) |
-
2019
- 2019-08-26 CN CN201921394109.2U patent/CN210843889U/en active Active
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