CN208142978U - A kind of automobile-used have the constant force brush spring component for brushing hair motor - Google Patents
A kind of automobile-used have the constant force brush spring component for brushing hair motor Download PDFInfo
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- CN208142978U CN208142978U CN201820558615.XU CN201820558615U CN208142978U CN 208142978 U CN208142978 U CN 208142978U CN 201820558615 U CN201820558615 U CN 201820558615U CN 208142978 U CN208142978 U CN 208142978U
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- brush
- spring
- holder shell
- out wire
- lead
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Abstract
The utility model, which provides, a kind of automobile-used has the constant force brush spring component for brushing hair motor, including brush holder shell, brush spring, brush and connector, brush spring and brush are located in brush holder shell, connector is located at outside brush holder shell, it is fixedly connected on the outer surface of brush holder shell, brush spring is clockwork spring, and driving brush moves up and down, and the other end of brush lead-out wire is drawn from brush holder shell bottom sides to be connect with connector；The present apparatus uses clockwork spring, lasting thrust is kept to brush, to make brush and collector ring keep being steadily contacted, and brush lead-out wire is drawn from brush holder shell bottom sides and is connect with connector, cooperate threading groove and card slot design, make the outlet ratio of brush lead-out wire smoothly, brush lead-out wire is avoided to knot in brush holder shell winding, the bottom cover design for disassembly of brush holder shell bottom simultaneously, convenient for the threading of brush lead-out wire, when the abrasion of brush body needs replacing, the replacement of brush can be completed by directly opening bottom cover, structure is simple, easy to operate.
Description
Technical field
The utility model relates to there is a brush alternative electric generation machine technology field, more particularly to a kind of automobile-used there is the constant force for brushing hair motor
Brush spring component.
Background technique
Brushing hair motor includes stator, rotor and brush assembly of electric, includes brushgear rotation for converting mechanical energy into electric energy
Motor is forwarded, it is conductive while the effect of brush assembly of electric mainly rubs to metal, when it rubs conductive unlike metal to metal
Equally, when metal to metal friction is conductive, frictional force may be will increase, while the place joined may be sintered together, and
Brush then will not because carbon and metal are two different elements, brush is as a kind of slide contact member, in many electrical equipments
In be widely used, brush imports the sliding contact body of electric current as export, its conduction, thermally conductive and greasy property is good
It is good, and the instinct with certain mechanical strength and commutation property spark, it is usually that pure carbon adds coagulator to be made, and external form is usually
Square is stuck on metallic support, and there is spring handle in the inside, and it is pressed in shaft, there is conducting wire extraction on top, generator rotation when
It waits, electric energy is exported from coil；Such as patent " CN203589937U " disclose a kind of raising DC tachometer generator brush with
The structure of commutator contact reliability, the DC tachometer generator including being equipped with the volute spring for pressing to brush,
And volute spring is mounted on brush box, and brush box is fixed on the brush carrier ring of DC tachometer generator end cap by binding post
On, which applies pressure to brush by volute spring, thus contact brush with commutator always, but in reality
Use in due to volute spring material problem, volute spring can occur permanent indeformable, brush cannot be pushed mobile, from
And brush is made to increase spark with commutator poor contact, finally result in commutator scaling loss and increase the Fast Wearing of brush,
The stable operation for brushing hair motor is seriously affected, there are security risks, and the installation of brush assembly of electric is more troublesome, first brush
Lead-out wire first put into brush holder shell, then fill volute spring, then lead-out wire is connected with brush, finally brush be loaded into again,
The process of installation is comparatively laborious, and production efficiency is relatively low, seriously affects the production efficiency of motor.
Summary of the invention
To overcome following problems existing in the prior art, brush is applied using volute spring in existing brush spring component
Pressure, volute spring can occur permanent indeformable, and it is mobile cannot to push brush, thus make brush and collector ring poor contact,
Cause to generate electricity or occur spark phenomenon, seriously affects the stable operation for brushing hair motor, and existing brush assembly of electric is pacified
Dress process is comparatively laborious, and production efficiency is relatively low；The utility model, which provides, a kind of automobile-used has the constant force brush spring group for brushing hair motor
Part, including brush holder shell, brush spring, brush and connector, brush spring and brush are located in brush holder shell, and connector is fixedly connected on brush holder shell
Outer surface, it is characterised in that:The brush spring is clockwork spring, and one end of the clockwork spring is contacted with the bottom of brush holder shell,
The other end and brush contact, driving brush move up and down, and the brush includes brush body and brush lead-out wire, the brush body
One end side is connect with brush lead-out wire, and the other end of the brush lead-out wire is drawn from brush holder shell bottom sides to be connected with connector
It connects, the brush holder shell includes fixed frame and brush box, and the fixed frame is located above brush box, and the fixed frame and brush box detachably connect
It connects.
On this basis, the upper end of the fixed frame is cirque structure, and lower end is mounting plate, the cirque structure
Inner ring be used for brush spring component positioning.
On this basis, the brush box includes left mounting portion and box body, and the left mounting portion and box body are integrally formed, described
Box body includes buckle, ontology and bottom cover, the buckle and this body by integral forming, and the ontology and bottom cover are detachably connected.
On this basis, the fixed frame mounting plate includes groove, and fixed frame is fixed on being clasped by the groove
Above brush box.
On this basis, the ontology includes threading groove, and the threading groove is located at body lower part, for brush lead-out wire
It is pierced by.
On this basis, the threading groove is open U-type groove, and the open end of the U-type groove is described towards body exterior
U-type groove and bottom cover cooperatively form a closed structure.
On this basis, the ontology includes card slot, and the card slot is located on the inside of ontology, above threading groove, for limiting
Position of the brush lead-out wire in brush box.
On this basis, the card slot is 7 character form structures, cooperatively forms character "door" form structure with this body side surface, is convenient for brush
The installation of lead-out wire.
On this basis, the clockwork spring is cylindrical ladder spring, and one end is relatively large in diameter as bottom end, with brush holder shell
Bottom cooperation, other end diameter it is smaller be head end, with brush cooperate.
On this basis, the end face of the brush body and brush lead-out wire connecting pin is equipped with locating slot, the locating slot with
The head end of clockwork spring cooperates, for positioning to brush.
Compared with prior art, the utility model has the beneficial effects that：
1, using clockwork spring instead of volute spring, overcome that volute spring can be permanently deformed lacks the present apparatus
It falls into, clockwork spring keeps lasting thrust to brush, so that brush and collector ring be made to keep being steadily contacted.
2, brush lead-out wire is drawn from brush holder shell bottom sides and is connect with the connector outside brush holder shell, make brush lead-out wire
Outlet ratio smoothly, and card slot is set inside brush holder shell, internal brush lead-out wire is limited, brush is avoided to draw
Outlet knots winding in brush holder shell.
3, brush holder shell bottom is set to the mode of ontology and bottom cover, ontology and bottom cover are detachably connected, and in ontology
Lower part open threading groove is set, convenient for the threading of brush lead-out wire, when the abrasion of brush body needs replacing, direct opening bottom
Lid can complete the replacement of brush, and structure is simple and convenient, easy to operate.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment；
Fig. 2 is the structural schematic diagram of the utility model embodiment brush box；
Fig. 3 is the side structure schematic diagram of the utility model embodiment brush box；
In figure：1, brush holder shell, 11, fixed frame, 12, brush box, 121, left mounting portion, 122, box body, 1221, buckle,
1222, ontology, 1223, bottom cover, 12221, threading groove, 12222, card slot, 2, brush spring, 21, bottom end, 22, head end, 3, brush, 31,
Brush body, 311, locating slot, 32, brush lead-out wire, 4, connector,
Specific embodiment
Below in conjunction with drawings and examples, the present invention will be further described in detail.It should be appreciated that this place is retouched
The specific embodiment stated only to explain the utility model, is not used to limit the utility model.
As shown in Figure 1-Figure 3, the utility model, which schematically illustrates, a kind of automobile-used has the constant force brush spring group for brushing hair motor
Part.
The utility model disclose it is a kind of it is automobile-used have the constant force brush spring component for brushing hair motor, as shown in Figure 1, include brush holder shell 1,
Brush spring 2, brush 3 and connector 4, brush spring 2 and brush 3 are located in brush holder shell 1, and connector 4 is located at outside brush holder shell 1, are fixedly connected
In the outer surface of brush holder shell 1；Brush 3 includes brush body 31 and brush lead-out wire 32, and brush body 31 is rectangular parallelepiped structure, one end
End face in the middle part of be provided with circular locating slot 311, for brush spring 2 connecting positioning, 31 unbalance stress of brush body is avoided to cause
Uneven wear is excessive, which connect with brush lead-out wire 32, and brush lead-out wire 32 is copper flexible cord, one end and brush body 31
Connection, the other end pass through brush holder shell 1 and connect with connector 4, to realize that 3 current transmission of brush works；Connector 4 is plate
Class special-shaped part, one end are connect with brush lead-out wire 32, and the other end has a flanging, are fixed for cooperating with brush holder shell 1；In electricity
The bottom of brush 3 is equipped with brush spring 2, and brush spring 2 is clockwork spring, and one end is connect with the bottom of brush holder shell 1, the other end and brush 3
Bottom contact, when normal work, brush spring 2 is in compressive state, there is upward thrust to brush 3, when brush 3 in use
When abrasion, brush spring 2 starts to extend, and brush 3 is pushed to abut collector ring always, guarantees the reliability that brush 3 is connected with collector ring, hair
Bar spring is cylindrical ladder spring, and one end is relatively large in diameter as bottom end 21, and the smaller diameter of the other end is head end 22, bottom end
21 contact with the bottom of brush holder shell 1, and head end 22 is contacted with brush 3, and head end 22 is deep into the locating slot 311 of brush 3, with cooperation
The cooperation positioning of locating slot 311, to guarantee that brush 3 bears relatively uniform thrust, avoids 3 uneven wear of brush excessive, influences
The service life of brush 3；Brush spring 2 and brush 3 are respectively positioned in brush holder shell 1, and brush holder shell 1 is the moulding of plastics, including fixed frame
11 and brush box 12, fixed frame 11 is located at 12 top of brush box, and fixed frame 11 and brush box 12 are connected by a snap, and fixed frame 11 is annulus
Shape structure, its underpart are provided with mounting plate, and the inner hole and mandrel of cirque structure cooperate, so that armature assembly is positioned, it is fixed
Fluted, groove and the cooperation of brush box 12 are set on the mounting plate of frame 11, so that fixed frame 11 is fixed on to the top of brush box 12, peace
It is equipped with the through-hole of rectangle in the middle part of loading board, is passed through convenient for brush 3, cooperates with the collector ring on the mandrel inside circular ring shape, completes electricity
The conveying of stream；Brush box 12 includes left mounting portion 121 and box body 122, as shown in Fig. 2, left mounting portion 121 is the installation of flat-type abnormity
Frame is provided with mounting hole, and for the fixed and positioned of connector 4, box body 122 is the rectangle structure of uncovered, inside
For accommodating brush spring 2 and brush 3, box body 122 includes buckle 1221, ontology 1222 and bottom cover 1223, and buckle 1221 is located at ontology
1222 upper end, is integrally formed with ontology 1222, and bottom cover 1223 is located at the lower end of ontology 1222, is fastened on one with ontology 1222
It rises；Buckle 1221 is U-shaped structure, and the both ends of U-shaped are 7 font buttons, and button buckles into corresponding card slot on fixed frame 11, from
And fixed frame 11 and brush box 12 are fixed up, ontology 1222 is channel-type structure, the side close to left mounting portion 121 of lower end
Face is provided with opening threading groove 12221, as shown in figure 3, threading groove 12221 be it is U-shaped, open end towards outside ontology 1222,
Convenient for the installation of brush lead-out wire 32, the top of threading groove 12221 is provided with card slot 12222, card slot 12222 is located at ontology
Inside 1222, character "door" form structure is cooperatively formed with ontology 1222, for arranging to brush lead-out wire 32, limitation brush draws
The position inside ontology 1222 of outlet 32 avoids the winding that knots in ontology 1222 of brush lead-out wire 32；In ontology
1222 lower parts are provided with bottom cover 1223, and bottom cover 1223 is plate class formation, is snapped together with ontology 1222, are convenient for bottom cover 1223
It opens, facilitates the installation and replacement of brush 3 and brush spring 2, when generator operation a period of time brush 3 needs replacing, open bottom
Lid 1223 takes out brush spring 2 and old brush 3, then installs new brush 3 and brush spring 2, buckle bottom cover 1223, do not need
Brush spring component is all removed, easy to operate, maintenance is convenient.
Installation method：
First brush lead-out wire 32 is passed through and is fixedly mounted in ontology 1222, bottom cover 1223 is buckled, brush spring 2 and electricity are installed
Fixed frame 11, is then fastened on the top of brush box 12 by brush 3, completes the installation of brush assembly of electric, after generator runs a period of time,
When the generation abrasion of brush 3 needs replacing, bottom cover 1223 is opened, brush spring 2 is taken out, replaces brush 3, then installation brush spring 2, buckles bottom
Lid 1223 completes the replacement of brush 3.
Present apparatus brush spring 2 uses clockwork spring, keeps lasting thrust to brush 3, so that brush 3 and collector ring be made to keep
It is steadily contacted, and brush lead-out wire 31 is drawn from 1 bottom sides of brush holder shell and connect with connector 4, and 12221 He of threading groove is cooperated
Card slot 12222 designs, and the outlet ratio for making brush lead-out wire 32 smoothly, avoids brush lead-out wire 32 from knotting in brush holder shell 1 and twines
Around, while 1223 design for disassembly of bottom cover of 1 bottom of brush holder shell, convenient for the threading of brush lead-out wire 32, when brush body 31 is worn
When needing replacing, the replacement of brush 3 can be completed by directly opening bottom cover 1223, and structure is simple, easy to operate.
The preferred embodiment of the utility model has shown and described in above description, as previously described, it should be understood that this is practical new
Type is not limited to forms disclosed herein, and should not be regarded as an exclusion of other examples, and can be used for various other groups
It closes, modification and environment, and by the technology of above-mentioned introduction or related fields or can know within that scope of the inventive concept describe herein
Knowledge is modified.And changes and modifications made by those skilled in the art do not depart from the spirit and scope of the utility model, then all answer
In the protection scope of the appended claims for the utility model.
Claims (10)
1. one kind is automobile-used the constant force brush spring component for brushing hair motor, including brush holder shell (1), brush spring (2), brush (3) and connector
(4), brush spring (2) and brush (3) are located in brush holder shell (1), and connector (4) is fixedly connected on the outer surface of brush holder shell (1), special
Sign is:The brush spring (2) is clockwork spring, and one end of the clockwork spring contacts with the bottom of brush holder shell (1), the other end and
Brush (3) contact, driving brush (3) move up and down, and the brush (3) includes brush body (31) and brush lead-out wire (32), institute
The one end side for stating brush body (31) is connect with brush lead-out wire (32), and the other end of the brush lead-out wire (32) is from brush holder shell
(1) bottom sides extraction is connect with connector (4), and the brush holder shell (1) includes fixed frame (11) and brush box (12), the fixation
Frame (11) is located above brush box (12), and the fixed frame (11) and brush box (12) are detachably connected.
2. one kind according to claim 1 is automobile-used the constant force brush spring component for brushing hair motor, it is characterised in that：The fixation
The upper end of frame (11) is cirque structure, and lower end is mounting plate, and the inner ring of the cirque structure is determined for brush spring component
Position.
3. one kind according to claim 2 is automobile-used the constant force brush spring component for brushing hair motor, it is characterised in that：The brush box
It (12) include left mounting portion (121) and box body (122), the left mounting portion (121) and box body (122) are integrally formed, the box
Body (122) includes buckle (1221), ontology (1222) and bottom cover (1223), the buckle (1221) and ontology (1222) it is integrated at
Type, the ontology (1222) and bottom cover (1223) are detachably connected.
4. one kind according to claim 3 is automobile-used the constant force brush spring component for brushing hair motor, it is characterised in that：The fixation
Frame (11) mounting plate includes groove, and fixed frame (11) is fixed on above brush box (12) by the groove and buckle (1221) cooperation.
5. one kind according to claim 3 is automobile-used the constant force brush spring component for brushing hair motor, it is characterised in that：The ontology
It (1222) include threading groove (12221), the threading groove (12221) is located at ontology (1222) lower part, is used for brush lead-out wire
(32) be pierced by.
6. one kind according to claim 5 is automobile-used the constant force brush spring component for brushing hair motor, it is characterised in that：The threading
Slot (12221) is open U-type groove, and the open end of the U-type groove is external towards ontology (1222), the U-type groove and bottom cover
(1223) a closed structure is cooperatively formed.
7. one kind according to claim 6 is automobile-used the constant force brush spring component for brushing hair motor, it is characterised in that：The ontology
It (1222) include card slot (12222), the card slot (12222) is located on the inside of ontology (1222), above threading groove (12221), uses
In position of limitation brush lead-out wire (32) in brush box (12).
8. one kind according to claim 7 is automobile-used the constant force brush spring component for brushing hair motor, it is characterised in that：The card slot
(12222) it is 7 character form structures, cooperatively forms character "door" form structure with ontology (1222) side, is convenient for the peace of brush lead-out wire (32)
Dress.
9. one kind according to claim 1 is automobile-used the constant force brush spring component for brushing hair motor, it is characterised in that：The clockwork spring
Spring is cylindrical ladder spring, and one end is relatively large in diameter as bottom end (21), is cooperated with the bottom of brush holder shell (1), the other end is straight
Smaller diameter is head end (22), is cooperated with brush (3).
10. one kind according to claim 9 is automobile-used the constant force brush spring component for brushing hair motor, it is characterised in that：The electricity
The end face of brush body (31) and brush lead-out wire (32) connecting pin is equipped with locating slot (311), the locating slot (311) and clockwork spring
Head end (22) cooperation, for being positioned to brush (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820558615.XU CN208142978U (en) | 2018-04-19 | 2018-04-19 | A kind of automobile-used have the constant force brush spring component for brushing hair motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820558615.XU CN208142978U (en) | 2018-04-19 | 2018-04-19 | A kind of automobile-used have the constant force brush spring component for brushing hair motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208142978U true CN208142978U (en) | 2018-11-23 |
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ID=64294124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820558615.XU Active CN208142978U (en) | 2018-04-19 | 2018-04-19 | A kind of automobile-used have the constant force brush spring component for brushing hair motor |
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| Country | Link |
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| CN (1) | CN208142978U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111244714A (en) * | 2020-01-08 | 2020-06-05 | 包平 | Electric brush pressure self-adjusting conductive slip ring structure |
| CN114243989A (en) * | 2021-12-24 | 2022-03-25 | 成都华川电装有限责任公司 | Brush holder structure for AC generator |
-
2018
- 2018-04-19 CN CN201820558615.XU patent/CN208142978U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111244714A (en) * | 2020-01-08 | 2020-06-05 | 包平 | Electric brush pressure self-adjusting conductive slip ring structure |
| CN114243989A (en) * | 2021-12-24 | 2022-03-25 | 成都华川电装有限责任公司 | Brush holder structure for AC generator |
| CN114243989B (en) * | 2021-12-24 | 2023-08-11 | 成都华川电装有限责任公司 | Brush holder structure for AC generator |
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