CN210958044U - Brushless motor - Google Patents
Brushless motor Download PDFInfo
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- CN210958044U CN210958044U CN201922449653.9U CN201922449653U CN210958044U CN 210958044 U CN210958044 U CN 210958044U CN 201922449653 U CN201922449653 U CN 201922449653U CN 210958044 U CN210958044 U CN 210958044U
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Abstract
The utility model discloses a brushless motor relates to motor technical field, including motor housing, motor housing's middle part is provided with the pivot, and motor housing's top is located the external connection of pivot and has spacing, motor housing's bottom is provided with the mount pad, motor housing's outer wall evenly is provided with the louvre, and motor housing's the outside installs protection machanism. The utility model discloses a at the transversal louvre of personally submitting wave structure of motor housing internal design, be convenient for improve brushless motor's radiating effect, and noise abatement and dust entering motor housing's inside and through setting up protection machanism in the use, protection machanism is the outside that the annular was installed at motor housing by four protecting crust, can prevent dust to motor housing's surface in the use and handle, and through the spring that sets up, when brushless motor received external force collision, can play the cushioning effect, and then effectually protect brushless motor and handle.
Description
Technical Field
The utility model belongs to the technical field of the motor, concretely relates to brushless motor.
Background
The brushless DC motor is composed of a motor main body and a driver, is a typical electromechanical integration product, and because the brushless DC motor runs in an automatic control mode, therefore, the rotor is not additionally provided with a starting winding like a synchronous motor which is started under the condition of heavy load under the condition of frequency conversion and speed regulation, and the oscillation and the step-out can not be generated when the load suddenly changes, and the brushless direct current motor has the characteristics of a direct current brush motor and is a device with frequency change, so that the DC frequency conversion is also called as BLDC, the running efficiency, low-speed torque, rotating speed precision and the like of the brushless DC motor are better than those of the frequency converter of any control technology, therefore, the brushless motor is worth paying attention to in the industry, and although the development time of the brushless motor in China is short, the brushless motor is rapidly developed along with the increasing maturity and perfection of the technology, and the brushless motor is widely applied to a plurality of fields such as aviation models, medical instruments, household appliances, electric vehicles and the like.
Through the retrieval, chinese utility model discloses a brushless motor, the publication number is CN205429911U, including casing, stator core, axle, rotor core, protecgulum and hou gai, stator core installs in the casing, and around there being the coil on the stator core, the magnet steel is equipped with in the rotor core, and the axle wears the dress on rotor core, and the both ends of axle are passed through the bearing respectively with protecgulum and hou gai normal running fit, and its innovation point lies in: the cross section of the rotor core is provided with a plurality of notches, the maximum gap between the stator core and the rotor core is 2-3mm, the minimum gap between the stator core and the rotor core is 0.2-0.8mm, and the motor has the characteristic of high efficiency after being installed.
Synthesize above-mentioned patent, current brushless motor radiating effect is not good in the use, and when brushless motor received external force collision, can not effectually protect brushless motor and handle, for this reason we propose a brushless motor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a brushless motor, through the louvre of personally submitting the wave form structure in motor housing internally designed, be convenient for improve brushless motor's radiating effect, and noise abatement and dust get into motor housing's inside and through setting up protection machanism in the use, protection machanism is the annular by four protecting shells and installs in motor housing's the outside, can prevent dust the processing to motor housing's surface in the use, and through the spring that sets up, when brushless motor receives external force collision, can play the cushioning effect, and then effectual protection processing to brushless motor, with the problem of proposing in solving above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a brushless motor, includes motor housing, motor housing's middle part is provided with the pivot, and motor housing's top is located the external connection of pivot and has spacing, motor housing's bottom is provided with the mount pad, the bearing is installed to the external position department that the middle part of mount pad corresponds the pivot, motor housing's outer wall evenly is provided with the louvre, and motor housing's the outside installs protection machanism, and protection machanism comprises four protecting crust, and four protecting crust are the annular and install in motor housing's the outside, and are connected with the spring between four protecting crust's inside wall and motor housing's the outer wall.
Preferably, the connection mode between the limiting frame and the top end of the motor shell is welding.
Preferably, the connection mode between the mounting seat and the motor shell is welding.
Preferably, the rotating shaft is rotatably connected with the motor shell through a bearing.
Preferably, the cross section of the heat dissipation hole is of a wave structure.
Preferably, the protective shell and the motor housing are both stainless steel members.
Preferably, the two ends of the spring are welded with the outer wall of the motor shell and the inner side wall of the protective shell.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a at the transversal louvre of personally submitting wave structure of motor housing internal design, be convenient for improve brushless motor's radiating effect, and noise abatement and dust entering motor housing's inside and through setting up protection machanism in the use, protection machanism is the outside that the annular was installed at motor housing by four protecting crust, can prevent dust to motor housing's surface in the use and handle, and through the spring that sets up, when brushless motor received external force collision, can play the cushioning effect, and then effectually protect brushless motor and handle.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the present invention;
fig. 3 is a bottom view of the present invention;
FIG. 4 is a schematic view of the connection structure between the protective shell and the motor housing according to the present invention;
in the figure: 1. a motor housing; 2. a rotating shaft; 3. a limiting frame; 4. a mounting seat; 5. heat dissipation holes; 6. a protective shell; 7. a bearing; 8. a spring.
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.
Please refer to fig. 1-4, the utility model provides a brushless motor, including motor housing 1, motor housing 1's middle part is provided with pivot 2, and the external connection that motor housing 1's top is located pivot 2 has spacing 3, motor housing 1's bottom is provided with mount pad 4, the external position department that the middle part of mount pad 4 corresponds pivot 2 installs bearing 7, motor housing 1's outer wall evenly is provided with louvre 5, and motor housing 1's the outside installs protection machanism, and protection machanism comprises four protecting crust 6, and four protecting crust 6 are the annular and install in motor housing 1's the outside, and are connected with spring 8 between four protecting crust 6's the inside wall and motor housing 1's the outer wall:
in order to facilitate the connection and fixation between the limiting frame 3 and the motor housing 1, in this embodiment, preferably, the connection mode between the limiting frame 3 and the top end of the motor housing 1 is welding.
In order to facilitate the connection and fixation between the mounting seat 4 and the motor housing 1, in this embodiment, it is preferable that the connection between the mounting seat 4 and the motor housing 1 is welding.
In order to facilitate the stable rotation of the rotating shaft 2 inside the motor housing 1, in the embodiment, it is preferable that the rotating shaft 2 is rotatably connected with the motor housing 1 through a bearing 7.
In order to improve the heat dissipation effect and reduce noise and dust entering the motor housing 1 during use, in this embodiment, it is preferable that the cross section of the heat dissipation hole 5 has a waveform structure.
In order to improve the overall mechanical strength of the brushless motor, in this embodiment, the protective shell 6 and the motor housing 1 are preferably made of stainless steel.
In order to facilitate the installation of the spring 8 and the installation of the protective shell 6 on the outer side of the motor casing 1, in this embodiment, preferably, the connection modes between the two ends of the spring 8 and the outer wall of the motor casing 1 and the inner side wall of the protective shell 6 are both welded.
The implementation mode is specifically as follows: the utility model relates to a brushless motor, the middle part of motor housing 1 is provided with a rotating shaft 2, and the top of motor housing 1 is arranged at the outside of rotating shaft 2 and is connected with a limiting frame 3, the connection mode between limiting frame 3 and the top of motor housing 1 is welding, which is convenient for the connection and fixation between limiting frame 3 and motor housing 1, the bottom of motor housing 1 is provided with a mounting seat 4, the connection mode between mounting seat 4 and motor housing 1 is welding, which is convenient for the connection and fixation between mounting seat 4 and motor housing 1, the middle part of mounting seat 4 is provided with a bearing 7 corresponding to the outside position of rotating shaft 2, rotating shaft 2 is rotatably connected with motor housing 1 through bearing 7, which is convenient for the stable rotation of rotating shaft 2 in motor housing 1, the outer wall of motor housing 1 is uniformly provided with heat dissipation holes 5, the cross section of heat dissipation holes 5 is of waveform structure, which is convenient for, and in the using process, noise and dust are reduced to enter the inside of the motor shell 1, a protection mechanism is arranged on the outer side of the motor shell 1 and consists of four protection shells 6, the four protection shells 6 are annularly arranged on the outer side of the motor shell 1, a spring 8 is connected between the inner side wall of each protection shell 6 and the outer wall of the motor shell 1, the protection shells 6 and the motor shell 1 are both stainless steel members, the integral mechanical strength of the brushless motor is improved conveniently, the connection modes between the two ends of the spring 8 and the outer wall of the motor shell 1 and the inner side wall of each protection shell 6 are both welded, the installation of the spring 8 and the installation of the protection shells 6 on the outer side of the motor shell 1 are convenient, in the using process, the designed cross section of the heat dissipation holes 5 is of a waveform structure, the heat dissipation effect of the brushless motor is improved conveniently, in the using process, the noise and dust are reduced to enter the inside of the, protection machanism is the annular by four protecting crust 6 and installs in motor housing 1's the outside, can carry out dustproof processing to motor housing 1's surface in the use, and through the spring that sets up, when brushless motor received external force collision, can play the cushioning effect, and then effectually protects the processing to brushless motor.
The utility model discloses a theory of operation and use flow: this louvre 5's of brushless motor design transversal is the wave structure of personally submitting, be convenient for improve brushless motor's radiating effect, and noise abatement and dust get into motor housing 1's inside and through setting up protection machanism in the use, protection machanism is the outside at motor housing 1 by four protecting crust 6 and is the annular installation, can prevent dust to motor housing 1's surface in the use and handle, and through the spring that sets up, when brushless motor receives external force collision, can play the cushioning effect, and then effectually protect brushless motor and handle.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A brushless motor comprising a motor housing (1), characterized in that: the middle part of motor housing (1) is provided with pivot (2), and the external connection that the top of motor housing (1) is located pivot (2) has spacing (3), the bottom of motor housing (1) is provided with mount pad (4), the outside position department that the middle part of mount pad (4) corresponds pivot (2) installs bearing (7), the outer wall of motor housing (1) evenly is provided with louvre (5), and the outside of motor housing (1) installs protection machanism, and protection machanism comprises four protecting crust (6), and four protecting crust (6) are the annular and install in the outside of motor housing (1), and are connected with spring (8) between the inside wall of four protecting crust (6) and the outer wall of motor housing (1).
2. A brushless electric machine according to claim 1, wherein: the connection mode between the limiting frame (3) and the top end of the motor shell (1) is welding.
3. A brushless electric machine according to claim 1, wherein: the mounting seat (4) and the motor shell (1) are connected in a welding mode.
4. A brushless electric machine according to claim 1, wherein: the rotating shaft (2) is rotatably connected with the motor shell (1) through a bearing (7).
5. A brushless electric machine according to claim 1, wherein: the cross section of the heat dissipation hole (5) is of a wave-shaped structure.
6. A brushless electric machine according to claim 1, wherein: the protective shell (6) and the motor shell (1) are both stainless steel components.
7. A brushless electric machine according to claim 1, wherein: the two ends of the spring (8) are welded with the outer wall of the motor shell (1) and the inner side wall of the protective shell (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922449653.9U CN210958044U (en) | 2019-12-31 | 2019-12-31 | Brushless motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922449653.9U CN210958044U (en) | 2019-12-31 | 2019-12-31 | Brushless motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210958044U true CN210958044U (en) | 2020-07-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922449653.9U Active CN210958044U (en) | 2019-12-31 | 2019-12-31 | Brushless motor |
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| Country | Link |
|---|---|
| CN (1) | CN210958044U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115224856A (en) * | 2022-06-28 | 2022-10-21 | 无锡市豪达工艺品有限公司 | High-strength buffer type waterproof motor shell |
-
2019
- 2019-12-31 CN CN201922449653.9U patent/CN210958044U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115224856A (en) * | 2022-06-28 | 2022-10-21 | 无锡市豪达工艺品有限公司 | High-strength buffer type waterproof motor shell |
| CN115224856B (en) * | 2022-06-28 | 2023-10-31 | 无锡市豪达工艺品有限公司 | Waterproof motor housing of high strength buffering formula |
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