CN208890528U - A kind of durable motor being provided with buffer-type carbon brush - Google Patents
A kind of durable motor being provided with buffer-type carbon brush Download PDFInfo
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- CN208890528U CN208890528U CN201821351631.8U CN201821351631U CN208890528U CN 208890528 U CN208890528 U CN 208890528U CN 201821351631 U CN201821351631 U CN 201821351631U CN 208890528 U CN208890528 U CN 208890528U
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- carbon brush
- main shaft
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- base
- commutator
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Abstract
The utility model discloses a kind of durable motor for being provided with buffer-type carbon brush, including base, base inner is disposed with the first main shaft, rotor and stator from the inside to the outside；The rotation connection on the inside of base rear end center, rotor outside and stator of first main shaft；It is fixedly connected on the outside of stator with base inside；Rotor forward terminal is connected with commutator；First front-end of spindle buffers through commutator center and offers slide slot inside carbon brush main body surrounding, slide slot inner rotation is connected with carbon brush more changing device；Carbon brush more changing device includes electric rotation shaft, is provided with turntable in the middle part of electric rotation shaft；Turntable surrounding offers dashpot, and dashpot internal slide is connected with sliding block；It is connected with carbon brush on the outside of sliding block, carbon brush and commutator match；Inner side of slider is fixedly connected with spring, and lower spring end is fixedly connected with dashpot bottom；It is convenient that the utility model has the advantages that replace carbon distribution inside carbon brush and cleaning motor automatically.
Description
Technical field
The utility model relates to motor fields, more specifically to a kind of durability electricity for being provided with buffer-type carbon brush
Machine.
Background technique
Carbon brush is also brush, as a kind of slide contact member, is widely used in many electrical equipments.Carbon brush exists
Products application material mainly has graphite, soaks rouge graphite, metal (cupric, silver) graphite.Carbon brush be motor or generator or other
The device of energy or signal is transmitted between the fixed part and rotating part of rotating machinery, it is usually that pure carbon adds coagulator system
At external form is usually square, is stuck on metallic support, and there is spring handle in the inside, and it is pressed in shaft, will when motor rotates
Electric energy is conveyed to coil by phase changer, and since its main component is carbon, referred to as carbon brush, it is easy to wear；Answer periodic maintenance
Replacement, and clear up carbon distribution.
For with problem existing for power up brush；Prior art problem to be solved is as follows: carbon brush is although wearability ratio
Relatively strong still motor long time running carbon brush needs to replace in time, not so will affect the sensitivity for the commutation that is powered；Existing skill
Art there are the problem of be that artificial replacement needs to make a large amount of dismantlement work mostly；For further, periodic replacement carbon brush is a side
Face also periodically will carry out cleaning carbon distribution to commutator to guarantee its conduction；To sum up there is cannot replace carbon automatically for existing motor
The problem of carbon distribution inconvenience inside brush and cleaning motor.
Utility model content
In view of the shortcomings of the prior art, the utility model provides a kind of durable motors for being provided with buffer-type carbon brush.
The utility model is realized by following technological means solves above-mentioned technical problem:
A kind of durable motor being provided with buffer-type carbon brush, including base, the base inner are successively set from the inside to the outside
It is equipped with the first main shaft, rotor and stator；First main shaft is on rear side of base rear end center, first main shaft and after base
Hold central rotational connection；It is fixedly connected outside first main shaft with rotor inside；It is rotated on the outside of the rotor and on the inside of stator
Connection；It is fixedly connected on the outside of the stator with base inside；The rotor forward terminal is connected with commutator；Before first main shaft
End on the outside of commutator center, first main shaft be fixedly connected among commutator；It is flexibly connected on the outside of the commutator
There is buffering carbon brush main body, matches on the outside of the buffering carbon brush main body with base inside；Inside the buffering carbon brush main body surrounding
Slide slot is offered, the slide slot inner rotation is connected with carbon brush more changing device；The carbon brush more changing device includes electric rotating
Axis, the electric rotation shaft and slide slot rotation connection；Turntable is provided in the middle part of the electric rotation shaft；The electric rotation shaft, which runs through, to be turned
Disk center, on the outside of the electric rotation shaft be fixedly connected among turntable；The turntable surrounding offers dashpot, the dashpot
Internal slide is connected with sliding block；It is connected with carbon brush on the outside of the sliding block, the carbon brush and commutator match；The sliding block
Inside is fixedly connected with spring, and the lower spring end is fixedly connected with dashpot bottom；Before the base front end is connected with
End cap, the drive end bearing bracket middle part are rotatably connected to the second main shaft；First front-end of spindle and the second rear-end of spindle open up respectively
There are hexagonal prisms and hexagonal hole；The hexagonal prisms and hexagonal hole match.
Preferably, second main shaft is fixedly connected with fan, is connected with fan housing on front side of the drive end bearing bracket；The wind
Fan is arranged inside fan housing；Fan can radiate for entire fuselage, so that the utility model works long hours.
Preferably, it is connected with rear end cap on rear side of the base, is provided with ball in the middle part of the drive end bearing bracket and rear end cap
Bearing；First main shaft and the second main shaft pass through ball bearing and rear end cap respectively and drive end bearing bracket is rotatablely connected；Ball bearing
The abrasion of the first main shaft and the second main shaft to rear end cap and drive end bearing bracket can be reduced.
Preferably, distance collar, the distance collar and the first main shaft and second are provided between the commutator and drive end bearing bracket
Main axis connection；Distance collar constrains ball bearing and commutator axial float；Radiating ribs can not only improve the fan thermal effect of base
Rate and to its intensity reinforce.
Utility model has the advantages that
(1) compared with traditional carbon brush electric motor, the utility model is provided with carbon brush more changing device, electric rotation shaft and dashpot etc.
Structure, carbon brush electric motor work long hours, and the contact surface that will lead to carbon brush and commutator is worn, so timing is needed to replace；It is no
Its energization performance will then be seriously affected；Existing replacement carbon brush technology dismantles then artificial replacement only by through motor；For
For replacing carbon brush, every time when replacement pairs of carbon brush must same model and identical material not so incompatible can lead to motor
It operates unstable；The utility model by carbon brush more changing device do not dismantle motor and in the case where be able to achieve automatic replacement；It needs
Replacing carbon brush is, starts electric rotation shaft, and turntable rotation matches the carbon brush being slidably connected in different dashpots with commutator；This
Sample is to solve the problems, such as that existing motor cannot replace carbon brush automatically；
(2) above-mentioned technology solves the replacement problem of carbon brush, how timely and effectively to clear up carbon for carbon brush electric motor
Brush wear bring carbon distribution problem；Motor is often dismantled in the maintenance of motor phase and is accumulated again when clearing up carbon distribution by the prior art
Carbon cleaning；Delay is produced into the duration in this way, reduces production efficiency；The utility model has the advantage of commutator setting is non-in motor
One end of output shaft need to only open drive end bearing bracket when clearing up carbon distribution, and the external component of motor output end connection does not need to dismantle；
First main shaft and the second main shaft are flexibly connected the two by opening up hexagonal prisms and hexagonal hole respectively；In this way in disassembly front end
When lid cleaning carbon distribution, the structure of base inner just will not influence；In this way to solve carbon distribution inconvenience inside cleaning motor
Problem.
Further, fan can radiate for entire fuselage, so that the utility model works long hours.
Further, ball bearing can reduce the abrasion of the first main shaft and the second main shaft to rear end cap and drive end bearing bracket.
Further, distance collar constraint ball bearing and commutator axial float.
Further, radiating ribs can not only improve the fan thermal efficiency of base and reinforce its intensity.
Detailed description of the invention
Fig. 1 is the top cross-sectional view of the utility model；
Fig. 2 is structure enlargement diagram at A in Fig. 1；
Fig. 3 is the buffering carbon brush body interior cross-sectional view of the utility model；
Fig. 4 is the carbon brush more changing device schematic diagram of internal structure of the utility model.
Figure label explanation:
1, base；2, the first main shaft；3, rotor；4, stator；5, commutator；6, carbon brush main body is buffered；7, slide slot；8, carbon
Brush more changing device；9, electric rotation shaft；10, turntable；11, dashpot；12, sliding block；13, carbon brush；14, spring；15, drive end bearing bracket；16,
Hexagonal prisms；17, hexagonal hole；18, the second main shaft；19, fan；20, fan housing；21, rear end cap；22, ball bearing；23, spacing
Ring；24, radiating ribs.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model；The technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe；Obviously；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；It fall within the protection scope of the utility model.
Fig. 1-4, a kind of durable motor being provided with buffer-type carbon brush, including base 1 are please referred to, by interior inside base 1
The first main shaft 2, rotor 3 and stator 4 are disposed with to outer；First main shaft 2 is through 1 rear end of base center, 2 rear side of the first main shaft
It is connected with 1 rear end central rotational of base；The outside of first main shaft 2 be fixedly connected on the inside of rotor 3；4 inside of 3 outside of rotor and stator
Rotation connection；The outside of stator 4 be fixedly connected on the inside of base 1；3 forward terminal of rotor is connected with commutator 5；First main shaft, 2 front end
Through the center of commutator 5,2 outside of the first main shaft be fixedly connected among commutator 5；Buffering is connected on the outside of commutator 5
Carbon brush main body 6 buffers and matches on the inside of 6 outside of carbon brush main body and base 1；It offers and slides inside buffering 6 surrounding of carbon brush main body
Slot 7,7 inner rotation of slide slot are connected with carbon brush more changing device 8；Carbon brush more changing device 8 includes electric rotation shaft 9,9 He of electric rotation shaft
Slide slot 7 is rotatablely connected；Turntable 10 is provided in the middle part of electric rotation shaft 9；Electric rotation shaft 9 is outside 10 center of turntable, electric rotation shaft 9
It is fixedly connected among side and turntable 10；10 surrounding of turntable offers dashpot 11, and 11 internal slide of dashpot is connected with sliding block 12；
Carbon brush 13 is connected on the outside of sliding block 12, carbon brush 13 and commutator 5 match；Spring 14 is fixedly connected on the inside of sliding block 12,
14 lower end of spring is fixedly connected with 11 bottom of dashpot；1 front end of base is connected with drive end bearing bracket 15, rotates in the middle part of drive end bearing bracket 15
It is connected with the second main shaft 18；First main shaft, 2 front end and 18 rear end of the second main shaft offer hexagonal prisms 16 and hexagonal hole 17 respectively；
Hexagonal prisms 16 and hexagonal hole 17 match.
Working principle:
When using the utility model, it is connected in production system through the utility model first；It puts into after a period of work
The carbon brush 13 of operation works long hours when needing replacing, and rotor 3 is allowed to stop operating, and starts electric rotation shaft 9, and electric rotation shaft 9 rotates
Turntable 10 is driven, the carbon brush 13 and commutator 5 devoted oneself to work before when turntable 10 rotates are detached from；Further by carbon brush 13 by turntable
10 torque slides in slide slot 7, since the contact site of carbon brush 13 and commutator 5 offers rounded corner, such carbon brush 13
7 top of slide slot can smoothly be slided into；When turntable 10 rotates 90 degree, in new 13 offering circuit of carbon brush；Thus realize
The problem of automatic replacement carbon brush；When needing to clear up the carbon distribution inside the utility model, drive end bearing bracket 15 is dismantled, due to commutation
One end of the non-output shaft of motor is arranged in device 5, need to only open drive end bearing bracket 15 when clearing up carbon distribution, outside motor output end connection
Portion's component does not need to dismantle；First main shaft 2 and the second main shaft 18 by opening up hexagonal prisms 16 and hexagonal hole 17 respectively, in this way before
End cap 15 is able to achieve the first main shaft 2 after dismantling and the second main shaft 18 disconnects；It can be whole that the fan 19 of 15 front side of drive end bearing bracket, which is arranged in,
A base 1 radiates, so that the utility model works long hours；Ball bearing 22 can reduce the first main shaft 2 and the second main shaft 18 is right
The abrasion of rear end cap 21 and drive end bearing bracket 15.
Preferably, the second main shaft 18 is fixedly connected with fan 19, and fan housing 20 is connected on front side of drive end bearing bracket 15；Fan 19
It is arranged inside fan housing 20.
Preferably, it is connected with rear end cap 21 on rear side of base 1, is provided with ball axis in the middle part of drive end bearing bracket 15 and rear end cap 21
Hold 22；First main shaft 2 and the second main shaft 18 are rotatablely connected by ball bearing 22 and rear end cap 21 and drive end bearing bracket 15 respectively.
Preferably, distance collar 23, distance collar 23 and the first main shaft 2 and second are provided between commutator 5 and drive end bearing bracket 15
Main shaft 18 is rotatablely connected.
Preferably, 1 outside surrounding of base is provided with radiating ribs 24, is fixedly connected with hanging ring at the top of base 1；Outside carbon brush 13
Side offers rounded corner.
It should be noted that, in this document, such as first and second or the like relational terms are used merely to one if it exists
A entity or operation with another entity or operate distinguish, without necessarily requiring or implying these entities or operation it
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant are intended to
Cover non-exclusive inclusion, so that the process, method, article or equipment for including a series of elements not only includes those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or setting
Standby intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in the process, method, article or apparatus that includes the element.
Above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；Although referring to aforementioned reality
Example is applied the utility model is described in detail, those skilled in the art should understand that: it still can be to preceding
Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
It modifies or replaces, the spirit and model of various embodiments of the utility model technical solution that it does not separate the essence of the corresponding technical solution
It encloses.
Claims (5)
1. a kind of durable motor for being provided with buffer-type carbon brush, including base (1), it is characterised in that: the base (1) is internal
It is disposed with the first main shaft (2), rotor (3) and stator (4) from the inside to the outside；First main shaft (2) runs through base (1) rear end
Center, the first main shaft (2) rear side are connected with base (1) rear end central rotational；First main shaft (2) outside and rotor
(3) inside is fixedly connected；It is rotatablely connected on the outside of the rotor (3) and on the inside of stator (4)；Stator (4) outside and base (1)
Inside is fixedly connected；Rotor (3) forward terminal is connected with commutator (5)；Commutator is run through in first main shaft (2) front end
(5) central, it is fixedly connected among the first main shaft (2) outside and commutator (5)；It is flexibly connected on the outside of the commutator (5)
There is buffering carbon brush main body (6), matches on the outside of the buffering carbon brush main body (6) with base (1) inside；The buffering carbon brush main body
(6) it is offered inside surrounding slide slot (7), slide slot (7) inner rotation is connected with carbon brush more changing device (8)；The carbon
Brushing more changing device (8) includes electric rotation shaft (9), the electric rotation shaft (9) and slide slot (7) rotation connection；The electric rotation shaft
(9) middle part is provided with turntable (10)；The electric rotation shaft (9) is on the outside of turntable (10) center, the electric rotation shaft (9) and turns
It is fixedly connected among disk (10)；Turntable (10) surrounding offers dashpot (11), and dashpot (11) internal slide connects
It is connected to sliding block (12)；It is connected with carbon brush (13) on the outside of the sliding block (12), the carbon brush (13) and commutator (5) phase
Match；It is fixedly connected with spring (14) on the inside of the sliding block (12), the fixed company in spring (14) lower end and dashpot (11) bottom
It connects；Base (1) front end is connected with drive end bearing bracket (15), is rotatably connected to the second main shaft in the middle part of the drive end bearing bracket (15)
(18)；First main shaft (2) front end and the second main shaft (18) rear end offer hexagonal prisms (16) and hexagonal hole (17) respectively；
The hexagonal prisms (16) and hexagonal hole (17) match.
2. a kind of durable motor for being provided with buffer-type carbon brush according to claim 1, it is characterised in that: described second
Main shaft (18) is fixedly connected with fan (19), is connected with fan housing (20) on front side of the drive end bearing bracket (15)；The fan (19)
Setting is internal in fan housing (20).
3. a kind of durable motor for being provided with buffer-type carbon brush according to claim 1, it is characterised in that: the base
(1) rear side is connected with rear end cap (21), is provided with ball bearing (22) in the middle part of the drive end bearing bracket (15) and rear end cap (21)；
First main shaft (2) and the second main shaft (18) are rotated by ball bearing (22) and rear end cap (21) and drive end bearing bracket (15) respectively
Connection.
4. a kind of durable motor for being provided with buffer-type carbon brush according to claim 1, it is characterised in that: the commutation
It is provided between device (5) and drive end bearing bracket (15) distance collar (23), the distance collar (23) and the first main shaft (2) and the second main shaft
(18) it is rotatablely connected.
5. a kind of durable motor for being provided with buffer-type carbon brush according to claim 1, it is characterised in that: the base
(1) outside surrounding is provided with radiating ribs (24), is fixedly connected with hanging ring at the top of the base (1)；The outside of the carbon brush (13)
Offer rounded corner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821351631.8U CN208890528U (en) | 2018-08-21 | 2018-08-21 | A kind of durable motor being provided with buffer-type carbon brush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821351631.8U CN208890528U (en) | 2018-08-21 | 2018-08-21 | A kind of durable motor being provided with buffer-type carbon brush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208890528U true CN208890528U (en) | 2019-05-21 |
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ID=66509535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821351631.8U Active CN208890528U (en) | 2018-08-21 | 2018-08-21 | A kind of durable motor being provided with buffer-type carbon brush |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208890528U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112038855A (en) * | 2020-08-26 | 2020-12-04 | 浙江西菱股份有限公司 | Brush device and motor |
-
2018
- 2018-08-21 CN CN201821351631.8U patent/CN208890528U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112038855A (en) * | 2020-08-26 | 2020-12-04 | 浙江西菱股份有限公司 | Brush device and motor |
| CN112038855B (en) * | 2020-08-26 | 2021-08-17 | 浙江西菱股份有限公司 | Brush device and motor |
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