CN109273951A - A kind of motor non-dusting brush - Google Patents
A kind of motor non-dusting brush Download PDFInfo
- Publication number
- CN109273951A CN109273951A CN201811198148.5A CN201811198148A CN109273951A CN 109273951 A CN109273951 A CN 109273951A CN 201811198148 A CN201811198148 A CN 201811198148A CN 109273951 A CN109273951 A CN 109273951A
- Authority
- CN
- China
- Prior art keywords
- brush
- motor
- movably installed
- wear
- armature core
- 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.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R39/00—Rotary current collectors, distributors or interrupters
- H01R39/02—Details for dynamo electric machines
- H01R39/18—Contacts for co-operation with commutator or slip-ring, e.g. contact brush
- H01R39/26—Solid sliding contacts, e.g. carbon brush
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R39/00—Rotary current collectors, distributors or interrupters
- H01R39/02—Details for dynamo electric machines
- H01R39/18—Contacts for co-operation with commutator or slip-ring, e.g. contact brush
- H01R39/20—Contacts for co-operation with commutator or slip-ring, e.g. contact brush characterised by the material thereof
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
Landscapes
- Motor Or Generator Current Collectors (AREA)
Abstract
The present invention relates to motor component technical fields, and disclose a kind of motor non-dusting brush, including armature core, the left and right sides of the armature core is wound with armature winding, the internal activity of the armature core is equipped with the central axis extended to outside armature core, the outside of the central axis and is located on the left of armature core and is movably installed with electrical motor fan.The motor non-dusting brush, wear-resisting graphite and electrographite brush are wrapped in except electrographite brush by the elastic reaction and wear-resisting graphite of damping spring when being rotated by setting motor, having reached reduces abrasion and the anti abrasive effect of material by spring shock absorption, quantity by brush damping block, wear-resisting graphite and electrographite brush is four, the ability that electric current is conducted between rotary part and stationary parts can effectively be enhanced, thus the problem that effective solution only causes its wear-resisting property inadequate by material wear-resistant property.
Description
Technical field
The present invention relates to motor component technical field, specially a kind of motor non-dusting brush.
Background technique
Brush is an important component of motor, is responsible for conducting electric current between rotary part and stationary parts, because
Relatively multi-purpose graphite is made, so also referred to as carbon brush, brush is assemblied on commutator or slip ring more, is a sliding-type contact
Body need to have the characteristics such as smooth, wear-resisting and electric conductivity is good, according to different applications, they otherwise be part metals component or
It is to enrich or be made of metal completely, in actual use, a slip ring usually matches minimum two brushes, avoids connecing because of single brush
It touches bad and becomes open circuit.
Soft or hard by material is divided into soft brush, middle hard brush and hard brush, by being divided using object for brush
It is used for steam turbine generator brush, steel mill electric machine brush, traction electric machine brush, automobile and tractor brush, electric tool
Brush and aircrafts electric machinery electricity consumption etc. are divided into black electrical brush and color brush by the color of brush, can divide by the difference of brush material
For electrographite brush, electrographite brush and metal-graphite brush etc., brush is widely used in various double current generators, synchronizes electricity
Motivation, storage battery dc motor, crane motor collecting ring and various electric welding machine etc..
And the brush of motor need to also want wear-resisting in situation with good conductivity, it cannot be only only by the wear-resisting of material
Property is come using special structure can also be used, and to play the role of brush anti abrasive, but motor brush on the market at present
Be substantially and play the role of rub resistance by material, so propose a kind of motor solved with non-dusting brush it is above-mentioned proposed in
The problem of.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides a kind of motor non-dusting brush, it is same with material to have structure
When play the advantages that wear-resisting, solve the problems, such as only to cause its wear-resisting property inadequate by material wear-resistant property.
(2) technical solution
To realize that above structure and material play wear-resisting purpose simultaneously, the invention provides the following technical scheme: a kind of
Motor non-dusting brush, including armature core, the left and right sides of the armature core are wound with armature winding, the armature
The internal activity of iron core is equipped with the central axis extended to outside armature core, the outside of the central axis and is located at armature core
Left side be movably installed with electrical motor fan, be movably installed at left and right sides of the electrical motor fan and central axis external activity
The fan limited block of connection, commutator fixed ring is movably installed on the right side of the armature winding on right side, and the commutator is solid
Determine to be movably installed with commutator for electric motor on the right side of ring, the right side of the commutator for electric motor and the external activity for being located at central axis
Commutator stop collar is installed, the outside of the central axis and is located on the right side of commutator stop collar and is movably installed with brush installation
Frame, the top and bottom of the brush mounting rack are fixedly installed with brush fixed frame, the left side of two brush fixed frames
And the top and bottom for being located at commutator for electric motor are movably installed with brush connecting plate, the top and bottom of the brush fixed frame
Portion is movably installed with the connecting plate fixed knob connecting with the internal activity of brush connecting plate, the top of the brush connecting plate
Be movably installed with the brush fixing bolt for extending to brush connecting plate bottom, the bottom of the brush connecting plate be movably installed with
The brush mounting ring of brush fixing bolt external activity connection, is movably installed with two on the inner roof wall of the brush mounting ring and subtracts
Spring is shaken, the bottom of the damping spring is movably installed with brush damping block, and the left and right sides of the brush damping block is movable
The vibration fixed knob extended to outside brush mounting ring is installed, the bottom of the brush damping block is fixedly installed with resistance to grinding stone
Ink, the inside of the wear-resisting graphite and the bottom for being located at brush damping block are fixedly installed with electrographite brush.
Preferably, the internal activity of the electrical motor fan is equipped with motor mounting ring, and the inside of the motor mounting ring
It opens up there are two fixation hole, the quantity of the motor mounting ring is two.
Preferably, the quantity of the fan limited block be two, and between the opposite side of two fan limited blocks with electricity
The outside of motivation fan motor internal mounting ring is connected.
Preferably, the inside of the brush mounting rack offers the small-sized fixation connecting with brush fixed frame external activity
Slot, the quantity of the small-sized fixing groove are two.
Preferably, the junction of the brush fixed frame and brush connecting plate is movably installed with L-type fixed frame, and L-type is solid
Determine frame to open up there are two threaded hole, the quantity of the L-type fixed frame is two.
Preferably, the inner wall of the connecting plate fixed knob on described two fixed brush connecting plates and motor case activity
Connection, and junction is movably installed with two fixing bolts.
Preferably, the quantity of the brush damping block, wear-resisting graphite and electrographite brush is four, and the number of damping spring
Amount is eight altogether.
(3) beneficial effect
Compared with prior art, the present invention provides a kind of motor non-dusting brush, have it is following the utility model has the advantages that
1, the motor non-dusting brush, wear-resisting graphite and electrographite brush pass through damping bullet when being rotated by setting motor
The elastic reaction of spring and wear-resisting graphite are wrapped in except electrographite brush, have reached wear-resisting by spring shock absorption reduction abrasion and material
The effect of damage is movably installed with L-type fixed frame by the junction of brush fixed frame and brush connecting plate, can make consolidating for brush
It is more stable to determine frame.
2, the motor non-dusting brush, it is identical with electrographite brush material by wear-resisting graphite, it can effectively avoid the electricity
The inadequate situation of existing working efficiency is brushed out, the quantity by brush damping block, wear-resisting graphite and electrographite brush is four, can
The ability that electric current is effectively conducted between enhancing rotary part and stationary parts, is offered by the inside of brush mounting ring and allows brush
The movable oscillating trough of vibration fixed knob on damping block can be effectively reduced vibration fixed knob when moving up and down because of vibration
Fixed effect bad situation, thus the problem that effective solution only causes its wear-resisting property inadequate by material wear-resistant property.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the enlarged structure schematic diagram of present invention A shown in FIG. 1.
In figure: 1 armature core, 2 armature winding, 3 central axises, 4 electrical motor fans, 5 fan limited blocks, 6 commutators are fixed
Ring, 7 commutator for electric motor, 8 commutator stop collars, 9 brush mounting racks, 10 brush fixed frames, 11 brush connecting plates, 12 connecting plates
Fixed knob, 13 brush fixing bolts, 14 brush mounting rings, 15 damping springs, 16 brush damping blocks, 17 vibration fixed knobs,
18 wear-resisting graphite, 19 electrographite brushes.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
A kind of motor non-dusting brush referring to FIG. 1-2, including armature core 1, the left and right sides of armature core 1 are equal
It is wound with armature winding 2, the internal activity of armature core 1 is equipped with the central axis 3 extended to outside armature core 1, central axis 3
Outside and be located at armature core 1 left side be movably installed with electrical motor fan 4, the internal activity of electrical motor fan 4 is equipped with
Motor mounting ring, and the inside of the motor mounting ring is opened up there are two fixation hole, the quantity of the motor mounting ring is two, electronic
The left and right sides of machine fan 4 is movably installed with the fan limited block 5 connecting with 3 external activity of central axis, the number of fan limited block 5
Amount is two, and is connected with the outside of 4 motor internal mounting ring of electrical motor fan between the opposite side of two fan limited blocks 5
It connects, the right side of the armature winding 2 on right side is movably installed with commutator fixed ring 6, and the right side of commutator fixed ring 6 is movably installed with
Commutator for electric motor 7, the right side of commutator for electric motor 7 and the external activity for being located at central axis 3 are equipped with commutator stop collar 8,
The outside of central axis 3 and be located at commutator stop collar 8 right side be movably installed with brush mounting rack 9, the top of brush mounting rack 9
Brush fixed frame 10 is fixedly installed with bottom, the inside of brush mounting rack 9 offers and 10 external activity of brush fixed frame
The small-sized fixing groove of connection, the quantity of the small-sized fixing groove are two, the left side of two brush fixed frames 10 and are located at motor
The top and bottom of commutator 7 are movably installed with brush connecting plate 11, the connection of brush fixed frame 10 and brush connecting plate 11
Place is movably installed with L-type fixed frame, and L-type fixed frame is opened up there are two threaded hole, and the quantity of the L-type fixed frame is two, electricity
The top and bottom of brush fixed frame 10 are movably installed with the fixed rotation of the connecting plate connecting with the internal activity of brush connecting plate 11
Button 12, the connecting plate fixed knob 12 on two fixed brush connecting plates 11 are flexibly connected with the inner wall of motor case, and even
The place of connecing is movably installed with two fixing bolts, and the top movable of brush connecting plate 11, which is equipped with, extends to 11 bottom of brush connecting plate
Brush fixing bolt 13, the bottom of brush connecting plate 11 is movably installed with the electricity connecting with 13 external activity of brush fixing bolt
Brush mounting ring 14, two damping springs 15 are movably installed on the inner roof wall of brush mounting ring 14, and the bottom of damping spring 15 is living
Dynamic to be equipped with brush damping block 16, the quantity of brush damping block 16, wear-resisting graphite 18 and electrographite brush 19 is four, and damping
The quantity of spring 15 is eight altogether, and the left and right sides of brush damping block 16, which is movably installed with, to be extended to outside brush mounting ring 14
Vibration fixed knob 17, the bottom of brush damping block 16 is fixedly installed with wear-resisting graphite 18, the inside and position of wear-resisting graphite 18
It is fixedly installed with electrographite brush 19 in the bottom of brush damping block 16, which passes through wear-resisting 18 He of graphite
19 material of electrographite brush is identical, and the brush can effectively be avoided the inadequate situation of working efficiency occur, by brush damping block 16,
The quantity of wear-resisting graphite 18 and electrographite brush 19 is four, can effectively enhance and conduct electricity between rotary part and stationary parts
The ability of stream offers the movable shake of vibration fixed knob 17 allowed on brush damping block 16 by the inside of brush mounting ring 14
Dynamic slot can be effectively reduced fixed effect bad situation when vibration fixed knob 17 is moved up and down because of vibration, thus effectively
Solve the problems, such as only cause its wear-resisting property inadequate by material wear-resistant property.
In conclusion the motor non-dusting brush, wear-resisting graphite 18 and electrographite brush when being rotated by setting motor
19 are wrapped in except electrographite brush 19 by the elastic reaction and wear-resisting graphite 18 of damping spring 15, have been reached and have been passed through spring shock absorption
Abrasion and the anti abrasive effect of material are reduced, L is movably installed with by the junction of brush fixed frame 10 and brush connecting plate 11
Type fixed frame can make the fixed frame of brush more stable.
Also, the motor non-dusting brush, it is identical with 19 material of electrographite brush by wear-resisting graphite 18, it can effectively keep away
Exempt from the brush and the inadequate situation of working efficiency occur, passes through the quantity of brush damping block 16, wear-resisting graphite 18 and electrographite brush 19
It is four, can effectively enhances the ability for conducting electric current between rotary part and stationary parts, pass through brush mounting ring 14
Inside offers the movable oscillating trough of vibration fixed knob 17 allowed on brush damping block 16, can be effectively reduced the fixed rotation of vibration
Fixed effect bad situation when button 17 is moved up and down because of vibration, so that effective solution only causes by material wear-resistant property
The inadequate problem of its wear-resisting property.
It should be noted that the terms "include", "comprise" or its any other variant are intended to the packet of nonexcludability
Contain, so that the process, method, article or equipment for including a series of elements not only includes those elements, but also including
Other elements that are not explicitly listed, or further include for elements inherent to such a process, method, article, or device.
In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including the element
Process, method, article or equipment in there is also other identical elements.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (7)
1. a kind of motor non-dusting brush, including armature core (1), it is characterised in that: the left and right two of the armature core (1)
Side is wound with armature winding (2), and the internal activity of the armature core (1), which is equipped with, extends to armature core (1) outside
Central axis (3), the outside of the central axis (3) and be located at armature core (1) on the left of be movably installed with electrical motor fan (4),
The fan limited block (5) connecting with central axis (3) external activity is movably installed at left and right sides of the electrical motor fan (4),
It is movably installed with commutator fixed ring (6) on the right side of the armature winding (2) on right side, the right side of the commutator fixed ring (6)
Side is movably installed with commutator for electric motor (7), the right side of the commutator for electric motor (7) and the work outside central axis (3)
It is dynamic to be equipped with commutator stop collar (8), the outside of the central axis (3) and the right side activity peace for being located at commutator stop collar (8)
Equipped with brush mounting rack (9), the top and bottom of the brush mounting rack (9) are fixedly installed with brush fixed frame (10), and two
The left side of a brush fixed frame (10) and the top and bottom for being located at commutator for electric motor (7) are movably installed with brush company
Fishplate bar (11), the top and bottom of the brush fixed frame (10) are movably installed with the internal activity with brush connecting plate (11)
The connecting plate fixed knob (12) of connection, the top movable of the brush connecting plate (11), which is equipped with, extends to brush connecting plate
(11) bottom of the brush fixing bolt (13) of bottom, the brush connecting plate (11) is movably installed with and brush fixing bolt
(13) the brush mounting ring (14) of external activity connection, is movably installed with two on the inner roof wall of the brush mounting ring (14) and subtracts
It shakes spring (15), the bottom of the damping spring (15) is movably installed with brush damping block (16), the brush damping block (16)
The left and right sides be movably installed with and extend to the external vibration fixed knob (17) of brush mounting ring (14), the brush damping
The bottom of block (16) is fixedly installed with wear-resisting graphite (18), the inside of the wear-resisting graphite (18) and be located at brush damping block (16)
Bottom be fixedly installed with electrographite brush (19).
2. a kind of motor non-dusting brush according to claim 1, it is characterised in that: the electrical motor fan (4)
Internal activity is equipped with motor mounting ring, and the inside of the motor mounting ring is opened up there are two fixation hole, the motor mounting ring
Quantity is two.
3. a kind of motor non-dusting brush according to claims 1 and 2, it is characterised in that: the fan limited block (5)
Quantity be two, and between the opposite side of two fan limited blocks (5) with electrical motor fan (4) motor internal mounting ring
Outside is connected.
4. a kind of motor non-dusting brush according to claim 1, it is characterised in that: the brush mounting rack (9)
Inside offers the small-sized fixing groove connecting with brush fixed frame (10) external activity, and the quantity of the small-sized fixing groove is two.
5. a kind of motor non-dusting brush according to claim 1, it is characterised in that: the brush fixed frame (10) and
The junction of brush connecting plate (11) is movably installed with L-type fixed frame, and L-type fixed frame is opened up there are two threaded hole, and the L-type is solid
The quantity for determining frame is two.
6. a kind of motor non-dusting brush according to claim 1, it is characterised in that: described two fixed brush connections
Connecting plate fixed knob (12) on plate (11) is flexibly connected with the inner wall of motor case, and junction is movably installed with two
Fixing bolt.
7. a kind of motor non-dusting brush according to claim 1, it is characterised in that: the brush damping block (16),
The quantity of wear-resisting graphite (18) and electrographite brush (19) is four, and the quantity of damping spring (15) is eight altogether.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811198148.5A CN109273951B (en) | 2018-10-15 | 2018-10-15 | Wear-resistant electric brush for motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811198148.5A CN109273951B (en) | 2018-10-15 | 2018-10-15 | Wear-resistant electric brush for motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109273951A true CN109273951A (en) | 2019-01-25 |
| CN109273951B CN109273951B (en) | 2023-08-25 |
Family
ID=65196825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811198148.5A Active CN109273951B (en) | 2018-10-15 | 2018-10-15 | Wear-resistant electric brush for motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109273951B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202513792U (en) * | 2011-03-02 | 2012-10-31 | 松下电器产业株式会社 | Commutator motor |
| CN204994045U (en) * | 2015-09-17 | 2016-01-20 | 宁波华乐特汽车装饰布有限公司 | Static -removing device on hot melt adhesive compounding machine |
-
2018
- 2018-10-15 CN CN201811198148.5A patent/CN109273951B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202513792U (en) * | 2011-03-02 | 2012-10-31 | 松下电器产业株式会社 | Commutator motor |
| CN204994045U (en) * | 2015-09-17 | 2016-01-20 | 宁波华乐特汽车装饰布有限公司 | Static -removing device on hot melt adhesive compounding machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109273951B (en) | 2023-08-25 |
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