CN216451249U - Direct current brushless motor bearing structure - Google Patents
Direct current brushless motor bearing structure Download PDFInfo
- Publication number
- CN216451249U CN216451249U CN202122326542.6U CN202122326542U CN216451249U CN 216451249 U CN216451249 U CN 216451249U CN 202122326542 U CN202122326542 U CN 202122326542U CN 216451249 U CN216451249 U CN 216451249U
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- China
- Prior art keywords
- component
- dustproof
- driving
- box body
- box
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- Expired - Fee Related
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 29
- 230000017525 heat dissipation Effects 0.000 claims abstract description 15
- 230000003139 buffering effect Effects 0.000 claims abstract description 9
- 230000007246 mechanism Effects 0.000 claims description 8
- 239000000428 dust Substances 0.000 abstract description 11
- 230000009471 action Effects 0.000 abstract description 9
- 230000005484 gravity Effects 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 5
- 241000883990 Flabellum Species 0.000 abstract description 4
- 230000002265 prevention Effects 0.000 abstract description 3
- 230000035939 shock Effects 0.000 abstract description 3
- 238000013016 damping Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Images
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- Motor Or Generator Frames (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The utility model discloses a direct current brushless motor supporting structure, which belongs to the technical field of direct current motors and is technically characterized in that: the dustproof fan comprises a heat dissipation assembly and a dustproof assembly, wherein the heat dissipation assembly comprises a driving component, fan blades and air holes; the dust prevention assembly includes a transmission member and a dust prevention member. Install in the box through motor body, open the drive component, the drive component can drive the flabellum and rotate, the drive component can drive the drive component at the pivoted in-process and rotate for dustproof component can carry out intermittent type intercommunication with the bleeder vent, can discharge the heat in the box through the bleeder vent. When the driving member stops rotating, the dustproof member moves downwards in the guide groove under the action of gravity, so that the air holes can be blocked by the dustproof member, and the dustproof performance of the box body is improved. When the box vibrates, the buffering component can carry out the shock attenuation buffering to the box through the support column, has improved the stability of box.
Description
Technical Field
The utility model relates to the technical field of direct current motors, in particular to a direct current brushless motor supporting structure.
Background
A brushless dc motor is a kind of synchronous motor, and the rotation speed of a motor rotor is affected by the speed of a rotating magnetic field of a motor stator and the number of poles of the rotor. Under the condition of fixed number of poles of the rotor, the rotating speed of the rotor can be changed by changing the frequency of the rotating magnetic field of the stator.
The existing direct current brushless motor supporting structure generally comprises a motor main body and a base, wherein the motor main body comprises a left end cover and a machine shell, a rotor assembly is further installed in the machine shell, a mounting plate is welded at the bottom of the machine shell, a vibration damping mechanism and a plurality of springs are installed between the mounting plate and the base, and the vibration damping mechanism comprises two groups of articulated elements which are arranged in the front and at the back. The device adopts damping mechanism to play the damping supporting role to motor main part, reduces the motor and rocks, and the spring in the damping mechanism outside can further the damping release vibration kinetic energy, improves the damping effect.
However, the motor in the support structure of the dc brushless motor generates heat when in use, the heat is generally discharged out of the box body through the heat dissipation holes, when the motor is not in use, the defect that external dust enters the box body through the heat dissipation holes is difficult to popularize and apply, and therefore the support structure of the dc brushless motor needs to be provided, and the problem is solved.
SUMMERY OF THE UTILITY MODEL
In view of the shortcomings in the prior art, an object of the embodiments of the present invention is to provide a support structure for a brushless dc motor, so as to solve the above problems in the prior art.
In order to achieve the purpose, the utility model provides the following technical scheme:
a dc brushless motor support structure comprising:
the box body is internally provided with a motor body;
the heat dissipation mechanism is installed in the inside of box, includes:
the heat dissipation assembly comprises a driving component, fan blades and air holes, wherein the fan blades are connected to the driving component, the fan blades are used for driving the driving component to rotate through the driving force of the driving component, and the air holes are formed in the side face of the box body;
the dustproof assembly comprises a transmission component and a dustproof component, the transmission component is connected to the driving component, the dustproof component is connected to the inner side of the box body in a sliding mode, and the dustproof component is used for driving the dustproof component to intermittently communicate the air holes through the driving force of the transmission component;
the supporting column is connected to the bottom of the box body, and the bottom of the supporting column is connected to the inside of the supporting block through a buffering component.
Compared with the prior art, the embodiment of the utility model has the following beneficial effects:
the utility model arranges the heat dissipation component and the dustproof component, wherein the heat dissipation component comprises a driving component, fan blades and air holes; the dustproof assembly comprises a transmission component and a dustproof component; install in the box through motor body, open the drive component, the drive component can drive the flabellum and rotate, the drive component can drive transmission component at the pivoted in-process and rotate, and transmission component can drive the dust component and carry out reciprocating sliding from top to bottom in the inside of box for the dust component can carry out intermittent type intercommunication with the bleeder vent. So that the fan blades can discharge the heat in the box body through the air holes in the rotating process. When the driving member stop rotating, the dustproof member moves downwards in the guide groove under the action of gravity, so that the dustproof member can plug the air holes, external dust is prevented from entering the box body through the air holes, and the dustproof performance of the box body is improved. When the box vibrates, the buffering component can carry out the shock attenuation buffering to the box through the support column, has improved the stability of box.
To more clearly illustrate the structural features and effects of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
Drawings
Fig. 1 is a schematic overall structural diagram of a support structure of a brushless dc motor according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a movable frame provided in an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of an eccentric wheel provided in an embodiment of the present invention.
Fig. 4 is a partially enlarged view of a portion a provided in an embodiment of the present invention.
Reference numerals: the motor comprises a box body 1, a support plate 2, a through hole 21, a motor body 3, a heat dissipation mechanism 4, a heat dissipation component 41, a driving component 411, a pneumatic motor 4111, a transmission rod 4112, fan blades 412, ventilation holes 413, a dustproof component 42, a transmission component 421, a first gear 4211, a second gear 4212, an eccentric wheel 4213, a rotating shaft 4214, a dustproof component 422, a movable frame 4221, a baffle 4222, a guide groove 423, a support column 51, a support block 52, a buffer component 53, a first magnet 531, a first spring 532 and a second magnet 533.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
Referring to fig. 1 to 4, a dc brushless motor supporting structure includes:
the box body 1 is internally provided with a motor body 3;
the heat dissipation mechanism 4 is installed in the box 1, and includes:
the heat dissipation assembly 41 comprises a driving member 411, fan blades 412 and air holes 413, wherein the fan blades 412 are connected to the driving member 411, the fan blades 412 are used for driving the driving member 411 to rotate through the driving force of the driving member 411, and the air holes 413 are formed in the side surface of the box body 1;
the dustproof assembly 42 comprises a transmission member 421 and a dustproof member 422, the transmission member 421 is connected to the driving member 411, the dustproof member 422 is slidably connected to the inner side of the box body 1, and the dustproof member 422 is used for driving the dustproof member 422 to intermittently communicate with the air holes 413 through the driving force of the transmission member 421;
and a support column 51, wherein the support column 51 is connected to the bottom of the box body 1, and the bottom of the support column 51 is connected to the inside of the support block 52 through a buffer member 53.
In the embodiment of the present invention, the motor body 3 is installed in the box body 1, the driving member 411 is opened, the driving member 411 can drive the fan blades 412 to rotate, the driving member 411 can drive the transmission member 421 to rotate in the rotating process, and the transmission member 421 can drive the dust-proof member 422 to slide up and down in the box body 1, so that the dust-proof member 422 can be intermittently communicated with the ventilation holes 413. So that the fan blades 412 can discharge the heat in the box body 1 through the ventilation holes 413 in the rotating process. When the driving member 411 stops rotating, the dust-proof member 422 moves downwards in the guide groove 423 under the action of gravity, so that the air holes 413 can be blocked by the dust-proof member 422, external dust is prevented from entering the interior of the box body 1 through the air holes 413, and the dust-proof performance of the box body 1 is improved. When the box body 1 vibrates, the buffer member 53 can perform shock absorption and buffer on the box body 1 through the support column 51, so that the stability of the box body 1 is improved.
In one embodiment of the present invention, as shown in fig. 1, the driving member 411 includes:
a pneumatic motor 4111 installed inside the case 1;
a transmission rod 4112 connected to an output end of the air motor 4111, connected to the fan blade 412, and configured to drive the fan blade 412 to rotate by a driving force of the air motor 4111.
In this embodiment, the inside mounting of box 1 has backup pad 2, through-hole 21 has been seted up on the surface of backup pad 2, through placing motor body 3 on backup pad 2, bleeder vent 413 has been seted up on the surface of box 1. The dodge gate has been seted up to the side of box 1, is convenient for place motor body 3, and when motor body 3 was using, when the inside high temperature of box 1, open air motor 4111, air motor 4111 output can drive transfer line 4112 and rotate, and transfer line 4112 can drive the flabellum 412 on its surface and rotate to flabellum 412 can discharge the heat in box 1 through bleeder vent 413, has realized the heat dissipation to box 1. The driving member 411 may also be replaced by a motor and a driving rod 4112, so as to drive the driving rod 4112 to rotate stably.
In one embodiment of the present invention, as shown in fig. 1 and 3, the transmission member 421 includes:
a first gear 4211 connected to an end of the driving rod 4112;
a rotation shaft 4214 installed inside the case 1;
a second gear 4212 connected to the rotation shaft 4214 and connected to the first gear 4211;
and an eccentric 4213 mounted on the rotation shaft 4214 for rotating the dust-proof member 422 by a driving force of the rotation shaft 4214.
In this embodiment, the first gear 4211 is connected to an end of the driving rod 4112, the rotational shaft 4214 is installed inside the housing 1, the second gear 4212 is connected to a surface of the rotational shaft 4214, the first gear 4211 is connected to the second gear 4212, and the eccentric wheel 4213 is installed on the rotational shaft 4214. A guide groove 423 is formed in the inner side of the case 1, and the dust-proof member 422 is slidably coupled in the guide groove 423. The driving rod 4112 can drive the first gear 4211 at the end of the driving rod to rotate while rotating, and the first gear 4211 drives the rotating shaft 4214 to rotate through connection with the second gear 4212. Therefore, the rotating shaft 4214 can drive the eccentric wheel 4213 on the surface to rotate, when the eccentric wheel 4213 contacts the dustproof member 422, the dustproof member 422 can slide upwards on the inner side of the box body 1, so that the air holes 413 can be opened, and the fan blades 412 can conveniently discharge heat in the box body 1 through the air holes 413. The transmission member 421 can be replaced by a worm, which is installed inside the box body 1, and an eccentric 4213 is installed on the surface of the worm. The worm passes through threaded connection with transfer line 4112, transfer line 4112 can drive the worm through the screw thread and rotate when rotating, and then makes the worm drive its surperficial eccentric wheel 4213 and rotate, is convenient for drive eccentric wheel 4213 and carries out the steady rotation can.
In one embodiment of the present invention, as shown in fig. 1 and 2, the dust prevention member 422 includes:
a movable frame 4221 slidably connected in the guide groove 423 on the side surface of the box body 1;
and the baffle 4222 is connected to the bottom of the movable frame 4221 and is used for preventing dust of the air holes 413.
In this embodiment, the movable frame 4221 is slidably coupled inside the guide groove 423, a baffle 4222 is coupled to a bottom of the movable frame 4221, and the baffle 4222 is slidably coupled to an inner side of the cabinet 1. When the rotating shaft 4214 rotates, the eccentric wheel 4213 on the surface of the rotating shaft can be driven to rotate, when the eccentric wheel 4213 contacts the bottom of the movable frame 4221, the movable frame 4221 can drive the baffle 4222 at the bottom of the movable frame 4213 to move upwards under the action of the eccentric wheel 4213, so that the baffle 4222 is separated from the air holes 413, when the eccentric wheel 4213 does not contact the bottom of the movable frame 4221, the movable frame 4221 moves downwards in the guide groove 423 under the action of gravity, so that the air holes can be intermittently communicated, and heat in the box body 1 can be discharged out of the box body 1 through the air holes 413. When the driving member 411 stops rotating, the movable frame 4221 moves downward in the guide groove 423 under the action of gravity, so that the air holes 413 can be blocked by the baffle 4222, external dust is prevented from entering the interior of the box body 1 through the air holes 413, and the dustproof performance of the box body 1 is improved.
In one embodiment of the present invention, as shown in fig. 1 and 4, the buffering member 53 includes:
a first magnet 531 installed inside the support block 52;
the second magnet 533, connected to the first magnet 531 through the spring 532, is used for buffering the supporting column 51 by magnetic force with the first magnet 531.
In this embodiment, the first magnet 531 and the second magnet 533 are mounted inside the supporting block 52, the first magnet 531 and the second magnet 533 are connected by a spring 532, and the magnetic poles of the first magnet 531 and the second magnet 533 are mounted in opposite directions. When the box body 1 is vibrated, the box body 1 can drive the supporting column 51 to move downwards in the supporting block 52, the magnetic force between the first magnet 531 and the second magnet 533 and the elastic force of the spring 532 can buffer the supporting column 51, the vibration of the supporting column 51 to the box body 1 can be reduced, and the vibration-proof performance of the motor body 3 is improved.
The working principle of the utility model is as follows: when the motor body 3 is used and the internal temperature of the box body 1 is too high, the pneumatic motor 4111 is started, the output end of the pneumatic motor 4111 can drive the transmission rod 4112 to rotate, the transmission rod 4112 can drive the fan blade 412 on the surface of the transmission rod 4112 to rotate, the transmission rod 4112 can drive the first gear 4211 at the end of the transmission rod to rotate while rotating, and the first gear 4211 is connected with the second gear 4212 to drive the rotating shaft 4214 to rotate. Therefore, the rotating shaft 4214 can drive the eccentric wheel 4213 on the surface of the rotating shaft to rotate, when the eccentric wheel 4213 contacts the bottom of the movable frame 4221, the movable frame 4221 can drive the baffle 4222 at the bottom of the movable frame 4221 to move upwards under the action of the eccentric wheel 4213, so that the baffle 4222 is separated from the air holes 413, when the eccentric wheel 4213 does not contact the bottom of the movable frame 4221, the movable frame 4221 moves downwards in the guide groove 423 under the action of gravity, so that the air holes 413 can be communicated intermittently, and heat in the box body 1 can be discharged out of the box body 1 through the air holes 413. When the driving member 411 stops rotating, the movable frame 4221 moves downward in the guide groove 423 under the action of gravity, so that the air holes 413 can be blocked by the baffle 4222, external dust is prevented from entering the interior of the box body 1 through the air holes 413, and the dustproof performance of the box body 1 is improved. When the box body 1 is vibrated, the box body 1 can drive the supporting column 51 to move downwards in the supporting block 52, the magnetic force between the first magnet 531 and the second magnet 533 and the elastic force of the spring 532 can buffer the supporting column 51, the vibration of the supporting column 51 to the box body 1 can be reduced, and the vibration-proof performance of the motor body 3 is improved.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. A brushless dc motor support structure, comprising:
the box body is internally provided with a motor body;
the heat dissipation mechanism is installed in the inside of box, includes:
the heat dissipation assembly comprises a driving component, fan blades and air holes, wherein the fan blades are connected to the driving component, the fan blades are used for driving the driving component to rotate through the driving force of the driving component, and the air holes are formed in the side face of the box body;
the dustproof assembly comprises a transmission component and a dustproof component, the transmission component is connected to the driving component, the dustproof component is connected to the inner side of the box body in a sliding mode, and the dustproof component is used for driving the dustproof component to intermittently communicate the air holes through the driving force of the transmission component;
the supporting column is connected to the bottom of the box body, and the bottom of the supporting column is connected to the inside of the supporting block through a buffering component.
2. The brushless dc motor support structure of claim 1, wherein the driving member comprises:
the pneumatic motor is arranged inside the box body;
and the transmission rod is connected to the output end of the pneumatic motor, is connected with the fan blades and is used for driving the fan blades to rotate through the driving force of the pneumatic motor.
3. The brushless dc motor support structure of claim 2, wherein the transmission member comprises:
the first gear is connected to the end part of the transmission rod;
a rotating shaft installed inside the case;
the second gear is connected to the rotating shaft and connected with the first gear;
and the eccentric wheel is arranged on the rotating shaft and used for driving the dustproof component to rotate through the transmission force of the rotating shaft.
4. The brushless dc motor support structure according to claim 1, wherein the dust-proof member includes:
the movable frame is connected in the guide groove on the side surface of the box body in a sliding manner;
the baffle is connected to the bottom of adjustable shelf for it is dustproof to the bleeder vent.
5. The brushless dc motor support structure of claim 4, wherein the buffer member comprises:
a first magnet installed inside the supporting block;
the second magnet is connected with the first magnet through a spring and is used for buffering the supporting column through magnetic force between the second magnet and the first magnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122326542.6U CN216451249U (en) | 2021-09-24 | 2021-09-24 | Direct current brushless motor bearing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122326542.6U CN216451249U (en) | 2021-09-24 | 2021-09-24 | Direct current brushless motor bearing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216451249U true CN216451249U (en) | 2022-05-06 |
Family
ID=81350184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122326542.6U Expired - Fee Related CN216451249U (en) | 2021-09-24 | 2021-09-24 | Direct current brushless motor bearing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216451249U (en) |
-
2021
- 2021-09-24 CN CN202122326542.6U patent/CN216451249U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220506 |
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| CF01 | Termination of patent right due to non-payment of annual fee |