CN209150895U - A kind of high-efficient anti-vibration brushless motor - Google Patents
A kind of high-efficient anti-vibration brushless motor Download PDFInfo
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- CN209150895U CN209150895U CN201920916288.5U CN201920916288U CN209150895U CN 209150895 U CN209150895 U CN 209150895U CN 201920916288 U CN201920916288 U CN 201920916288U CN 209150895 U CN209150895 U CN 209150895U
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- shock
- vibration
- air bag
- brushless motor
- absorption air
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Abstract
The utility model discloses a kind of high-efficient anti-vibration brushless motors, including bottom plate, top plate and motor body, the outside of the motor body is surrounded by shock callus, the side of the motor body is provided with drive end bearing bracket, the inside of the drive end bearing bracket is equipped with bearing, the first groove is equipped on the outside of the bearing, earthquake washer is equipped in first groove, the shaft is mounted on the inside of bearing, the side of the motor body is equipped with top plate, shock-absorption air bag is provided between the bottom plate and top plate, the side of the shock-absorption air bag is provided with gasket seal, the two sides of the shock-absorption air bag are respectively provided with there are two pressure-proof spring.The beneficial effects of the utility model are: passing through design shock-absorbing foot pad, shock-absorption air bag and pressure-proof spring, the vibration of vibration body can be mitigated, excellent spring, vibration and excitaton source can be effectively isolated, collision accident is highly-safe when occurring, and alleviates motor well and shakes to equipment bring, extends the service life of motor, structure is simple, easy for installation.
Description
Technical field
The utility model belongs to technical field of motor manufacture, and in particular to a kind of high-efficient anti-vibration brushless motor.
Background technique
Brshless DC motor is made of motor body and driver, is a kind of typical electromechanical integrated product.It is brushless
Motor and brush motor have similarity, also there is rotor and stator, only opposite with the structure of brush motor；Brush motor
Rotor is that coil windings are connected with power output shaft, and stator is permanent magnetic steel；The rotor of brushless motor is permanent magnetic steel, together with
Shell is connected with output shaft together, and stator is winding coil, eliminates brush motor for the commutation electricity of checker electromagnetic field
Brush, therefore referred to as brushless motor.Since brushless direct current motor is run with autocontrol, so will not be as weight under frequency control
The synchronous motor for carrying starting separately adds starting winding like that on rotor, and oscillation and step-out will not be generated in load sudden change.In
The permanent magnet of the brushless direct current motor of low capacity mostly uses rare-earth Nd-Fe-B (Nd-Fe-B) material of high magnetic energy grade now.Cause
This, the volume ratio of rare earth permanent magnetic brushless motor reduces a seat No. with capacity threephase asynchronous.
The brushless motor of the prior art has the following problems: 1, motor is since its unique method of operation often generates shake
Dynamic problem, because vibration machine loss is caused to increase, may result in production accident when serious；2, motor low speed operation is held
Easily cause resonance, noise is big.
Utility model content
To solve the problems mentioned above in the background art.The utility model provides a kind of high-efficient anti-vibration brushless motor,
Has the characteristics that high-efficient anti-vibration.
To achieve the above object, the utility model provides the following technical solutions: a kind of high-efficient anti-vibration brushless motor includes bottom
The outside of plate, top plate and motor body, the motor body is surrounded by shock callus, is internally provided with shaft, the motor
The side of main body is provided with drive end bearing bracket, and there are four mounting holes for setting on the drive end bearing bracket, and the inside of the drive end bearing bracket is equipped with axis
It holds, the first groove is equipped on the outside of the bearing, is equipped with earthquake washer in first groove, the shaft is mounted on the interior of bearing
Portion, the side of the motor body are equipped with top plate, and shock-absorption air bag, the shock-absorption air bag are provided between the bottom plate and top plate
Side be provided with gasket seal, the gasket seal is mounted on top plate, is provided on the side side wall of the shock-absorption air bag
Valve cock, the two sides of the shock-absorption air bag are respectively provided with there are two pressure-proof spring, and the both ends of the pressure-proof spring are mounted on spring
Mounting base, the pressure-proof spring are fixed on bottom plate and top plate by spring mounting seat, and the side of the bottom plate is provided with damping
The side of rubber layer, the damping rubber layer is equipped with rear end cap.
It preferably, further include the second groove and ball, second groove is arranged on bearing, is equipped in second groove
Ball
Preferably, the shock callus includes supporting block, supporting pad, metal package piece, and the supporting block is respectively provided with above and below
One supporting pad, the supporting pad outside set metal package piece
Preferably, the shock-absorption air bag is an integral structure with gasket seal.
Preferably, the connection type of the bottom plate and damping rubber layer is adhesion.
Preferably, multiple installation screws are provided on the rear end cap.
Preferably, the connection type of the bearing and drive end bearing bracket is embedded connection.
Preferably, the connection type of the pressure-proof spring and spring mounting seat is welding.
Compared with prior art, the utility model has the beneficial effects that
1. the utility model can mitigate the vibration of vibration body by design shock-absorbing foot pad, shock-absorption air bag and pressure-proof spring,
Excellent spring can be effectively isolated vibration and excitaton source, and collision accident is highly-safe when occurring, and alleviates motor pair well
The vibration of equipment bring, extends the service life of motor, structure is simple, easy for installation.
2. electricity can be effectively reduced by the ball in the earthquake washer and the second groove in the first groove in the utility model
Machine shaft shakes the influence to motor.
3. the utility model can be improved the damping ratio of machine and reduce intrinsic frequency, subtracted by installation damping rubber layer
The generation of few motor resonant conditions, shock insulation sound insulation effect is good, can be effectively reduced motor operating noise.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of the utility model drive end bearing bracket；
Fig. 3 is the use of the new type vibration-damper foot pad structure schematic diagram；
In figure: 1, shock-absorption air bag；2, rear end cap；3, valve cock；4, damping rubber layer；5, bottom plate；6, pressure-proof spring；7, bullet
Spring mounting base；8, top plate；9, drive end bearing bracket；10, shaft；11, bearing；12, motor body；13, gasket seal；14, screw is installed；
15, mounting hole；16, shock callus；17, supporting block；18, supporting pad；19, metal package piece；20, the first groove；21, second is recessed
Slot；22, ball.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model is the following technical schemes are provided: a kind of high-efficient anti-vibration brushless motor, including bottom plate
5, top plate 8 and motor body 12, the outside of the motor body 12 are surrounded by shock callus 16,16 one end of shock callus and electricity
The shell of machine ontology is fixed together, and the shock callus 16 includes supporting block 17, supporting pad 18, metal package piece 19, institute
That states supporting block 17 is respectively provided with a supporting pad 18 above and below, and metal package piece 19 is set on the outside of the supporting pad 18, and shock callus 16 is total
It four, is separately positioned in the surrounding of motor body shell, makes outside motor that there is good shockproof effect, metal package piece 19 can
To avoid 18 rapid wear of supporting pad, the service life of supporting pad 18 is promoted, motor body is internally provided with shaft 10, motor master
The side of body 12 is provided with drive end bearing bracket 9, and there are four mounting holes 15 for setting on drive end bearing bracket 9, and the inside of drive end bearing bracket 9 is equipped with bearing
11, first groove 20 is set to the outer side edges of bearing 11, it is preferred that the first groove is arranged on drive end bearing bracket 9, is centered around bearing
11 outer side edges position, is equipped with earthquake washer in the first groove 20, and the connection type of bearing 11 and drive end bearing bracket 9 is embedded connection,
Earthquake washer can effectively reduce the vibration between bearing 11 and drive end bearing bracket 9, and being set to can be to avoid vibration in the first groove 20
Lead to earthquake washer abrasion severity and weaken shockproof effect, the shaft 10 is mounted on the inside of bearing 11,10 He of shaft
The junction of bearing 11 is additionally provided with the second groove 21, and ball 22 is equipped in second groove 21, and shaft 10 passes through rolling when rotating
Pearl 22 can reduce coefficient of friction, have the advantages that friction is small, abrasion is low, have more stable effect when rotating shaft,
The side of motor body 12 is equipped with top plate 8, and shock-absorption air bag 1 is provided between bottom plate 5 and top plate 8, and the side of shock-absorption air bag 1 is set
It is equipped with gasket seal 13, shock-absorption air bag 1 is an integral structure with gasket seal 13, and gasket seal 13 is mounted on top plate 8, damping
It is provided with valve cock 3 on the side side wall of air bag 1, the two sides of shock-absorption air bag 1 are respectively provided with that there are two pressure-proof spring 6, pressure-proof springs 6
Both ends be mounted on spring mounting seat 7, the connection type of pressure-proof spring 6 and spring mounting seat 7 is welding, and pressure-proof spring 6 is logical
It crosses spring mounting seat 7 to be fixed on bottom plate 5 and top plate 8, the side of bottom plate 5 is provided with damping rubber layer 4, bottom plate 5 and damping rubber
The connection type of glue-line 4 is adhesion, and the side of damping rubber layer 4 is equipped with rear end cap 2, multiple installations are provided on rear end cap 2
Screw 14.
The working principle and process for using of the utility model: the inside of the utility model motor body 12 is turned by permanent magnet
The composition such as son, multipole wound stator, position sensor, position sensing presses the variation of rotor-position, along a graded to stator
The electric current of winding carries out the change of current by the current wave alternative frequency and the waveform that are input on brushless motor stator coil is changed, and makes electricity
Shaft 10 inside owner's body 12 rotates, and in motor work, shock callus 16 can pass through from the external vibration for mitigating motor
The stress and deformation of shock-absorption air bag 1 and pressure-proof spring 6 can may also function as from the internal vibration for mitigating vibration body in collision accident
The effect of buffering percussive force increases frictional force by damping rubber layer 4, damping ratio can be improved and reduce intrinsic frequency, avoid electricity
Machine resonance.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (8)
1. a kind of high-efficient anti-vibration brushless motor, including bottom plate (5), top plate (8) and motor body (12), it is characterised in that: described
The outside of motor body (12) is surrounded by shock callus (16), is internally provided with shaft (10), the motor body (12)
Side is provided with drive end bearing bracket (9), and there are four mounting hole (15), the inside of the drive end bearing bracket (9) to pacify for setting on the drive end bearing bracket (9)
Equipped with bearing (11), the first groove (20) are equipped on the outside of the bearing (11), earthquake washer is equipped in first groove (20),
The shaft (10) is mounted on the inside of bearing (11), and the side of the motor body (12) is equipped with top plate (8), the bottom plate
(5) it is provided between top plate (8) shock-absorption air bag (1), the side of the shock-absorption air bag (1) is provided with gasket seal (13), institute
It states gasket seal (13) to be mounted on top plate (8), be provided with valve cock (3) on the side side wall of the shock-absorption air bag (1), it is described
The two sides of shock-absorption air bag (1) are respectively provided with there are two pressure-proof spring (6), and the both ends of the pressure-proof spring (6) are mounted on spring peace
It fills seat (7), the pressure-proof spring (6) is fixed on bottom plate (5) and top plate (8) by spring mounting seat (7), the bottom plate (5)
Side be provided with damping rubber layer (4), the side of the damping rubber layer (4) is equipped with rear end cap (2).
2. a kind of high-efficient anti-vibration brushless motor according to claim 1, it is characterised in that: further include the second groove (21) and
Ball (22), second groove (21) are arranged on bearing (11), are equipped with ball (22) in second groove (21).
3. a kind of high-efficient anti-vibration brushless motor according to claim 2, it is characterised in that: the shock callus (16) includes
Supporting block (17), supporting pad (18), metal package piece (19), the supporting block (17) are respectively provided with a supporting pad (18) above and below,
Metal package piece (19) are set on the outside of the supporting pad (18).
4. a kind of high-efficient anti-vibration brushless motor according to claim 3, it is characterised in that: the shock-absorption air bag (1) with it is close
Gasket (13) is an integral structure.
5. a kind of high-efficient anti-vibration brushless motor according to claim 4, it is characterised in that: the bottom plate (5) and damping rubber
The connection type of glue-line (4) is adhesion.
6. a kind of high-efficient anti-vibration brushless motor according to claim 5, it is characterised in that: be arranged on the rear end cap (2)
There are multiple installation screws (14).
7. a kind of high-efficient anti-vibration brushless motor according to claim 6, it is characterised in that: the bearing (11) and drive end bearing bracket
(9) connection type is embedded connection.
8. a kind of high-efficient anti-vibration brushless motor according to claim 7, it is characterised in that: the pressure-proof spring (6) and bullet
The connection type of spring mounting base (7) is welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920916288.5U CN209150895U (en) | 2019-06-18 | 2019-06-18 | A kind of high-efficient anti-vibration brushless motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920916288.5U CN209150895U (en) | 2019-06-18 | 2019-06-18 | A kind of high-efficient anti-vibration brushless motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209150895U true CN209150895U (en) | 2019-07-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920916288.5U Active CN209150895U (en) | 2019-06-18 | 2019-06-18 | A kind of high-efficient anti-vibration brushless motor |
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| CN (1) | CN209150895U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111817472A (en) * | 2020-07-24 | 2020-10-23 | 凡妃平 | Motor end cover assembly and motor |
| CN113595318A (en) * | 2021-08-23 | 2021-11-02 | 苏州麦克洛威汽车部件有限公司 | Generator cover with impact-resistant structure |
-
2019
- 2019-06-18 CN CN201920916288.5U patent/CN209150895U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111817472A (en) * | 2020-07-24 | 2020-10-23 | 凡妃平 | Motor end cover assembly and motor |
| CN113595318A (en) * | 2021-08-23 | 2021-11-02 | 苏州麦克洛威汽车部件有限公司 | Generator cover with impact-resistant structure |
| CN113595318B (en) * | 2021-08-23 | 2024-05-17 | 苏州麦克洛威汽车部件有限公司 | Generator cover with impact-resistant structure |
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