CN207098244U - A kind of lower resistance motor brush holder - Google Patents
A kind of lower resistance motor brush holder Download PDFInfo
- Publication number
- CN207098244U CN207098244U CN201720895006.9U CN201720895006U CN207098244U CN 207098244 U CN207098244 U CN 207098244U CN 201720895006 U CN201720895006 U CN 201720895006U CN 207098244 U CN207098244 U CN 207098244U
- Authority
- CN
- China
- Prior art keywords
- rubber circle
- brush
- friction
- cylindrical carbon
- carbon brush
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Motor Or Generator Frames (AREA)
Abstract
The utility model belongs to motor accessory technical field, more particularly, to a kind of lower resistance motor brush holder.The upper and lower support bracket fastened left and right sides of two annulus is connected with elastic one-way axle, a pair of supports that are connected are provided with the outside of the elastic one-way axle of the left and right sides, the cantilever tip that is connected is connected with cylindrical carbon brush, and friction rubber circle one is inlaid with the outside of cylindrical carbon brush；The support bracket fastened centre of described annulus is provided with motor shaft sleeve, the centre of motor shaft sleeve is plugged with rotor axis of electric, the centre of rotor axis of electric is provided with a pair of contact rotating shafts, contact rotating shaft is made up of rub rubber circle two, conductive contact film, and described friction rubber circle two, conductive contact film are connected with friction rubber circle one and cylindrical carbon brush respectively.It changes into traditional motor brush the brush of circle, to reduce the friction between brush and rotor, replaces traditional sliding friction with rolling friction, makes the service life of brush longer.
Description
Technical field
The utility model belongs to motor accessory technical field, more particularly, to a kind of lower resistance motor brush holder.
Background technology
The effect of brush carrier be make with the brush that commutator or collector ring slidably contact the surfaces fixed body and rotary body it
Between stably conduct electric current；The structure of brush holder is to maintain brush bore portion of the brush on assigned position, and electricity is pushed down with appropriate pressure
Brush to prevent the pressurized part of brush chattering, brush the frame part in hole and pressurized part and brush carrier be fixed into motor by connection
On fixed part composition.
It is larger or when resistance is larger in motor load but traditional brush is typically all sliding friction, easily cause electricity
The accelerated wear test and heating of brush, the final service life for influenceing brush.
Utility model content
The defects of the purpose of this utility model is to be directed to prior art and deficiency, there is provided a kind of simple in construction, design is closed
Reason, lower resistance motor brush holder easy to use, it changes into traditional motor brush the brush of circle, to reduce brush
Friction between rotor, replace traditional sliding friction with rolling friction, make the service life of brush longer.
To achieve the above object, the technical solution adopted in the utility model is：It includes annulus fixed support, motor shaft
Set, elastic one-way axle, the support that is connected, cylindrical carbon brush, friction rubber circle one, rotor axis of electric, contact rotating shaft, friction rubber circle
2nd, conductive contact film；The upper and lower support bracket fastened left and right sides of two annulus is connected with elastic one-way axle, the elastic one-way of the left and right sides
A pair of supports that are connected are provided with the outside of axle, the cantilever tip that is connected is connected with cylindrical carbon brush, cylindrical carbon brush
Outside is inlaid with friction rubber circle one；The support bracket fastened centre of described annulus is provided with motor shaft sleeve, the centre of motor shaft sleeve
Rotor axis of electric is plugged with, the centre of rotor axis of electric is provided with a pair of contact rotating shafts, and contact rotating shaft is by the rubber circle two that rubs, conduction
Contact chip is formed, and described friction rubber circle two, conductive contact film are connected with friction rubber circle one and cylindrical carbon brush respectively.
Preferably, the bottom of described described elastic one-way axle is connected with electrode access piece.
Preferably, be provided with activity clamping skewed slot on the inside of the described support that is connected, activity clamping skewed slot it is interior
Portion's activity is connected with cylindrical carbon brush.
Preferably, the opening direction of described activity clamping skewed slot is opposite with the direction of rotation of rotor axis of electric.
Preferably, under cooperation of the described elastic one-way axle by the torsional spring of inside, it is close to cylindrical carbon brush
On conductive contact film, and rolling friction is realized in the presence of friction rubber circle one with friction rubber circle two.
After said structure, the utility model has the beneficial effect that：A kind of low-resistance force motor described in the utility model is used
Brush carrier, it changes into traditional motor brush the brush of circle, to reduce the friction between brush and rotor, is rubbed with rolling
To wipe and replace traditional sliding friction, make the service life of brush longer, the utility model has simple in construction, and it is reasonable to set,
The advantages that low manufacture cost.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, before creative labor is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is top view of the present utility model.
Description of reference numerals：
Annulus fixed support 1, motor shaft sleeve 2, elastic one-way axle 3, the support 4 that is connected, cylindrical carbon brush 5, friction rubber
It is oblique to enclose one 6, rotor axis of electric 7, contact rotating shaft 8, friction rubber circle 29, conductive contact film 10, electrode access piece 11, activity clamping
Groove 12.
Embodiment
Below in conjunction with the accompanying drawings, the utility model is further described.
Referring to as shown in Figure 1 and Figure 2, present embodiment adopts the following technical scheme that：It include annulus fixed support 1,
Motor shaft sleeve 2, elastic one-way axle 3, the support 4 that is connected, cylindrical carbon brush 5, friction rubber circle 1, rotor axis of electric 7, contact
Rotating shaft 8, friction rubber circle 29, conductive contact film 10；The left and right sides of upper and lower two annulus fixed support 1 is connected with elastic one-way axle
3, the outside of elastic one-way axle 3 of the left and right sides is provided with a pair of supports 4 that are connected, and the top of support 4 that is connected is connected with
Cylindrical carbon brush 5, the outside of cylindrical carbon brush 5 are inlaid with friction rubber circle 1；The centre of described annulus fixed support 1 is set
Motor shaft sleeve 2 is equipped with, the centre of motor shaft sleeve 2 is plugged with rotor axis of electric 7, and the centre of rotor axis of electric 7 is provided with a docking
Rotating shaft 8 is touched, contact rotating shaft 8 is made up of rub rubber circle 29, conductive contact film 10, described friction rubber circle 29, conductive contact film
10 are connected with friction rubber circle 1 and cylindrical carbon brush 5 respectively.
Preferably, the bottom of described described elastic one-way axle 3 is connected with electrode access piece 11.
Preferably, the inner side of the described support 4 that is connected is provided with activity clamping skewed slot 12, activity clamping skewed slot 12
Internal activity be connected with cylindrical carbon brush 5.
Preferably, the opening direction of described activity clamping skewed slot 12 is opposite with the direction of rotation of rotor axis of electric 7.
Preferably, under cooperation of the described elastic one-way axle 3 by the torsional spring of inside, make cylindrical carbon brush 5 tight
It is attached on conductive contact film 10, and rolling friction is realized in the presence of friction rubber circle 1 with friction rubber circle 29.
The operation principle of present embodiment：It is by the spring effect of elastic one-way axle 3 that cylindrical carbon brush 5 is tight first
Be attached in the contact rotating shaft 8 on rotor axis of electric 7, make friction rubber circle 29, conductive contact film 10 respectively with friction rubber circle 1 and
Cylindrical carbon brush 5 connects, and realizing can drive cylindrical carbon brush 5 is synchronous to revolve while being conductively connected by the rotation of electronics rotor
Turn, reduce the friction of brush.
After said structure, present embodiment has the beneficial effect that：Traditional motor brush is changed into circle by it
Brush, to reduce the friction between brush and rotor, replace traditional sliding friction with rolling friction, make the use of brush
Life-span is longer, and the utility model has simple in construction, and it is reasonable to set, the advantages that low manufacture cost.
It is described above, only to illustrate the technical solution of the utility model and unrestricted, those of ordinary skill in the art couple
The other modifications or equivalent substitution that the technical solution of the utility model is made, without departing from technical solutions of the utility model
Spirit and scope, it all should cover among right of the present utility model.
Claims (5)
- A kind of 1. lower resistance motor brush holder, it is characterised in that：It includes annulus fixed support (1), motor shaft sleeve (2), bullet Property one-way shaft (3), the support that is connected (4), cylindrical carbon brush (5), friction rubber circle one (6), rotor axis of electric (7), contact turn Axle (8), friction rubber circle two (9), conductive contact film (10)；The left and right sides connection of upper and lower two annulus fixed support (1) is flexible One-way shaft (3), elastic one-way axle (3) outside of the left and right sides are provided with a pair of supports that are connected (4), and be connected support (4) top is connected with cylindrical carbon brush (5), and friction rubber circle one (6) is inlaid with the outside of cylindrical carbon brush (5)；Described circle The centre of ring fixed support (1) is provided with motor shaft sleeve (2), and the centre of motor shaft sleeve (2) is plugged with rotor axis of electric (7), electricity The centre of machine rotor axle (7) is provided with a pair of contact rotating shafts (8), and contact rotating shaft (8) is by rubber circle two (9), the conductive contact film of rubbing (10) form, described friction rubber circle two (9), conductive contact film (10) respectively with friction rubber circle one (6) and cylindrical carbon brush (5) Connection.
- A kind of 2. lower resistance motor brush holder according to claim 1, it is characterised in that：Described described elasticity is single Electrode access piece (11) is connected with to the bottom of axle (3).
- A kind of 3. lower resistance motor brush holder according to claim 1, it is characterised in that：The described support that is connected (4) activity clamping skewed slot (12) is provided with the inside of, the internal activity of activity clamping skewed slot (12) is connected with cylindrical carbon brush (5)。
- A kind of 4. lower resistance motor brush holder according to claim 3, it is characterised in that：Described activity clamping skewed slot (12) opening direction is opposite with the direction of rotation of rotor axis of electric (7).
- A kind of 5. lower resistance motor brush holder according to claim 1, it is characterised in that：Described elastic one-way axle (3) by under the cooperation of the torsional spring of inside, making cylindrical carbon brush (5) be close on conductive contact film (10), and rubbing Rubber circle one (6) in the presence of friction rubber circle two (9) with realizing rolling friction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720895006.9U CN207098244U (en) | 2017-07-21 | 2017-07-21 | A kind of lower resistance motor brush holder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720895006.9U CN207098244U (en) | 2017-07-21 | 2017-07-21 | A kind of lower resistance motor brush holder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207098244U true CN207098244U (en) | 2018-03-13 |
Family
ID=61545696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720895006.9U Active CN207098244U (en) | 2017-07-21 | 2017-07-21 | A kind of lower resistance motor brush holder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207098244U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111064304A (en) * | 2019-12-25 | 2020-04-24 | 李功向 | Carbon brush mechanism based on motor collecting ring |
-
2017
- 2017-07-21 CN CN201720895006.9U patent/CN207098244U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111064304A (en) * | 2019-12-25 | 2020-04-24 | 李功向 | Carbon brush mechanism based on motor collecting ring |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207098244U (en) | A kind of lower resistance motor brush holder | |
| CN201450393U (en) | Supporting structure of motor shaft | |
| CN202531776U (en) | Belt pulley for isolaters | |
| CN201871951U (en) | Hydrostatic spindle for rotary worktables | |
| CN201252329Y (en) | Slide wire electricity-getting device | |
| CN204715974U (en) | A kind of can 360 degree rotate hinge assemblies | |
| CN207638478U (en) | Brush motor rear end cap denoising structure | |
| CN203312961U (en) | Carbon brush device of motor | |
| CN208693127U (en) | A kind of Portable Automatic rubbing machine | |
| CN203596329U (en) | Novel auxiliary contact circuit breaker | |
| CN201898402U (en) | Motor device | |
| CN206451922U (en) | A kind of electric automobile charging pile | |
| CN203747545U (en) | Double-carbon brush generator rotator | |
| CN205657089U (en) | Be used for nickel -plated negative pole device of battery case steel band | |
| CN203660724U (en) | Rotary brush frame | |
| CN204662103U (en) | Outdoor clothes hanger can be reached | |
| CN202966470U (en) | Oil seal structure suitable for combine-harvester thrust wheels | |
| CN217339963U (en) | Arm resumes training auxiliary device for department of neurology | |
| CN203782451U (en) | Electric iron convenient to steer | |
| CN202759489U (en) | Rotary handset | |
| CN212497193U (en) | Permanent-magnet grinding wheel electric spindle of centerless grinding machine | |
| CN201380676Y (en) | Multifunctional pen | |
| CN209516702U (en) | A kind of improved multifunctional small household appliances cradle | |
| CN209943175U (en) | Long-life water pump bearing connection structure | |
| CN212435487U (en) | Motor of household noodle maker |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210518 Address after: 518000 No.301, niumianling village, sifangpu community, Pingdi street, Longgang District, Shenzhen City, Guangdong Province Patentee after: Shenzhen senzhan Intelligent Technology Co.,Ltd. Address before: No.229, Pingdi Baba Industrial Zone, Longgang District, Shenzhen, Guangdong 518000 Patentee before: SHENZHEN SENFAYANG HARDWARE Co.,Ltd. |
|
| TR01 | Transfer of patent right |