CN206820590U - Carbon brush leading-out wire fixing structure - Google Patents
Carbon brush leading-out wire fixing structure Download PDFInfo
- Publication number
- CN206820590U CN206820590U CN201720716370.4U CN201720716370U CN206820590U CN 206820590 U CN206820590 U CN 206820590U CN 201720716370 U CN201720716370 U CN 201720716370U CN 206820590 U CN206820590 U CN 206820590U
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- China
- Prior art keywords
- carbon brush
- insulation part
- out wire
- connection bolt
- interior insulation
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Abstract
The utility model discloses a kind of carbon brush leading-out wire fixing structure,Including the carbon brush lead-out wire in electric motor end cap,The carbon brush lead-out wire is connected by connection bolt with external cord,Described connection bolt one end is formed with external screw thread,The connection bolt other end is provided with lug plate,The described one end of carbon brush lead-out wire away from carbon brush is fixedly welded on the lug plate end face,The electric motor end cap side wall forms the first through hole,There is the connection bolt externally threaded one end to coordinate after passing through the first through hole with fixing nut screw thread,Outer insulator is provided between the fixing nut and the electric motor end cap,Interior insulation part is provided between the lug plate and the electric motor end cap,Outer insulator and/or the interior insulation part is fixed with the insulation sleeve extended in first through hole,The outer insulator,Interior insulation part,Insulation sleeve is each formed with the second through hole that for the connection bolt there is externally threaded one end to pass through.
Description
Technical field
It the utility model is related to a kind of carbon brush leading-out wire fixing structure.
Background technology
The parts such as carbon brush are provided with back end cover for motor, carbon brush lead-out wire needs to be connected with external cord, if carbon brush draws
Outlet extends to that motor is outer to be connected with external cord, carbon brush lead-out wire be present and falls short of, carbon brush lead-out wire by external force be pulled with
Make the situation of the loose-parts such as carbon brush；If external cord is extended in motor to be connected with carbon brush lead-out wire, due in motor
Portion's narrow space, external cord are thicker, and carbon brush lead-out wire is difficult to be connected with external cord.
The content of the invention
The purpose of this utility model is to provide one kind and is easy to carbon brush to be connected with external cord, and security is higher, connection jail
Admittedly stable carbon brush leading-out wire fixing structure.
To achieve the above object, the utility model adopts the following technical scheme that：A kind of carbon brush leading-out wire fixing structure, including
Carbon brush lead-out wire in electric motor end cap, the carbon brush lead-out wire are connected by connection bolt with external cord, the wiring
Formed with external screw thread, the connection bolt other end is provided with lug plate for bolt one end, the carbon brush lead-out wire away from carbon brush one
End is fixedly welded on the lug plate end face, and the electric motor end cap side wall forms the first through hole, and the connection bolt has
Externally threaded one end coordinates after passing through the first through hole with fixing nut screw thread, is set between the fixing nut and the electric motor end cap
There is outer insulator, interior insulation part is provided between the lug plate and the electric motor end cap, outer insulator and/or the interior insulation part is consolidated
Surely there is the insulation sleeve extended in first through hole, the outer insulator, interior insulation part, insulation sleeve are each formed with for described
Connection bolt has the second through hole that externally threaded one end passes through.
By the link bolt on electric motor end cap, make carbon brush lead-out wire and external cord respectively with connection bolt one
End is connected, so that carbon brush lead-out wire is connected with external cord, and the more general electric wire of connection bolt is thicker, can pass through big electricity
Stream, conductive effect are preferable.Wherein, to avoid connection bolt from leaking electricity so as to have electricity on electric motor end cap so that the generation of security incident,
Isolating for connection bolt and electric motor end cap is realized by outer insulator and interior insulation part, to improve security.
Preferably, the first pad, the second pad, institute are arranged with one end that the connection bolt is located at outside electric motor end cap
To state to be screwed on connection bolt and have attaching nut, the fixing nut is between outer insulator and attaching nut, and described
One pad and the second pad are limited between fixing nut and attaching nut, and one end of external cord is pressed in the first pad
Between the second pad.The above-mentioned connection for being provided for external cord and connection bolt, is connected very convenient.
Preferably, the outer insulator includes outer insulator body, the outer insulator body sets and covered in a ring
It is located on the connection bolt.The above-mentioned insulation processing being provided between connection bolt outer end and the motor end, avoids wiring spiral shell
Bolt leaks electricity so as to there is electricity on electric motor end cap.
Preferably, the interior insulation part includes interior insulation part body, the interior insulation part body is away from electric motor end cap side
It is shape of the lug plate along the connection bolt radial section outer rim, described formed with limited impression on the face of wall inner surface
Shape of the limited impression along the connection bolt radial section is identical and is polygon, and the connection bolt passes through interior insulation part
Body simultaneously makes the lug plate be located in the limited impression.It is above-mentioned be provided for connection bolt it is inner it is exhausted between the motor end
Edge processing, connection bolt electric leakage is avoided so as to there is electricity on electric motor end cap；The setting of limited impression prevents lug plate from rotating, just
It is more convenient in fixing nut etc. and the cooperation of connection bolt, the fixation of connection bolt.
Preferably, the outer insulator and interior insulation part are integrally formed the insulation sleeve.Above-mentioned setting is easy to outer
The installation of insulating part and interior insulation part and electric motor end cap.
Preferably, the outer insulator is in and the electric motor end cap wall outer surface phase close to the face of electric motor end cap side wall
The globoidal structure of cooperation, the electric motor end cap side wall outer rim shape are rounded.Above-mentioned setting so that outer insulator can not rotate, with
It is easy to the installation of outer insulator to fix.
Preferably, the interior insulation part is in and the electric motor end cap side wall inner surfaces phase close to the face of electric motor end cap side wall
The globoidal structure of cooperation, the electric motor end cap side wall inner edge shape are rounded.Above-mentioned setting so that interior insulation part can not rotate, with
It is easy to the installation of outer insulator to fix.
Preferably, formed with outer jointing jacket cylindrical in shape, institute on the face of the outer insulator body away from electric motor end cap
State fixing nut to be located in the outer jointing jacket, the above-mentioned protection for being provided for fixing nut, avoid fixing nut from being turned by external force
Move so as to be loosened between fixing nut and connection bolt.
Prolong preferably, the interior insulation part body is formed on the inside of oriented motor close to one end of electric motor end cap axial end
The interior insulation part auxiliary retention portion stretched, the interior insulation part auxiliary retention portion are in contact with the electric motor end cap axial inner ends face,
The interior insulation part auxiliary retention portion is with interior insulation part body fits so that the L-shaped structure of interior insulation part.Above-mentioned setting with
Interior insulation part is avoided to rotate, to ensure the not rotatable of connection bolt, in order to fixing nut etc. and the assembling of connection bolt.
Preferably, the lug plate is vertically arranged with the connection bolt.The manufacture of outer insulator is easy in above-mentioned setting,
It is easy to the punching of the first through hole on electric motor end cap.
The utility model, which has, is easy to carbon brush to be connected with external cord, and security is higher, is connected firmly the advantages of stable.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the present utility model.
Embodiment
The utility model is further described below according to the drawings and specific embodiments.
As shown in Figure 1, a kind of carbon brush leading-out wire fixing structure of the present utility model, including the carbon in electric motor end cap 1
Brush lead-out wire 2, carbon brush lead-out wire 2 are connected by connection bolt 3 with external cord, and the one end of connection bolt 3 connects formed with external screw thread
The other end of line bolt 3 is provided with lug plate 4, and the one end of carbon brush lead-out wire 2 away from carbon brush is fixedly welded on the end face of lug plate 4, electricity
The side wall of generator terminal lid 1 formed the first through hole, connection bolt 3 have externally threaded one end pass through the first through hole after with fixing nut
5 screw threads coordinate, and outer insulator is provided between fixing nut 5 and electric motor end cap 1, interior insulation is provided between lug plate 4 and electric motor end cap 1
Part.Wherein, lug plate 4 is vertically arranged with connection bolt 3, is formed with and is prolonged in outer insulator and interior insulation part adjacent face
The insulation sleeve 8 in the first through hole is extended, outer insulator, interior insulation part, insulation sleeve 8 are each formed with for connection bolt 3 with outer
The second through hole that one end of screw thread passes through.
The first pad 11, the second pad 12, connection bolt 3 are arranged with one end that connection bolt 3 is located at outside electric motor end cap 1
On be screwed and have attaching nut 13, fixing nut 5 is between outer insulator and attaching nut 13, the first pad 11 and second
Pad 12 is limited between fixing nut 5 and attaching nut 13, and one end of external cord is pressed in the first pad 11 and
Between two pads 12.
Outer insulator includes outer insulator body 61, and outer insulator body 61 sets and is set in connection bolt 3 in a ring
On, formed with outer jointing jacket 62 cylindrical in shape on face of the outer insulator body 61 away from electric motor end cap 1, fixing nut 5 is positioned at outer
In protective case 62.Wherein, outer insulator is in the arc that is engaged with the wall outer surface of electric motor end cap 1 close to the face of electric motor end cap side wall
Face structure, the side wall outer rim shape of electric motor end cap 1 are rounded.
Interior insulation part includes interior insulation part body 71, face of the interior insulation part body 71 away from the side wall inner surfaces of electric motor end cap 1
On formed with limited impression, shape of the lug plate 4 along the radial section outer rim of connection bolt 3 and limited impression are along the footpath of connection bolt 3
Shape to section is identical and is square, and connection bolt 3 is through interior insulation part body 71 and lug plate 4 is located at limited impression
It is interior.The interior insulation part that interior insulation part body 71 forms extension on the inside of oriented motor close to one end of the axial end of electric motor end cap 1 is auxiliary
Fixed part 73 is helped, interior insulation part auxiliary retention portion 73 is in contact with the axial inner ends face of electric motor end cap 1, interior insulation part auxiliary retention portion
73 coordinate so that the L-shaped structure of interior insulation part with interior insulation part body 71.Wherein, interior insulation part is close to the face of electric motor end cap side wall
In the globoidal structure being engaged with the side wall inner surfaces of electric motor end cap 1, the side wall inner edge shape of electric motor end cap 1 is rounded.
During the connection of progress carbon brush lead-out wire and external cord, the one end of carbon brush lead-out wire away from carbon brush is weldingly fixed on
On the end face of lug plate, outer insulator and interior insulation part are then installed on electric motor end cap, connection bolt is penetrated into outer insulator
With interior insulation part, the lug plate of connection bolt is located in the limited impression of interior insulation part, extend to the outer end of connection bolt
Outside electric motor end cap, then logical to tighten fixing nut, because lug plate outer rim is identical with limited impression shape, connection bolt is can not
Rotate, be easy to the fixation of connection bolt and fixing nut；The first pad and the second pad are arranged on connection bolt, then will
One end of external cord is positioned between the first pad and the second pad, and the first pad and are compressed by screwing on attaching nut
Two pads, and realize being connected for external cord and connection bolt.The utility model, which has, is easy to carbon brush to connect with external cord
Connect, and security is higher, is connected firmly the advantages of stable.
Claims (10)
1. a kind of carbon brush leading-out wire fixing structure, it is characterised in that including the carbon brush lead-out wire in electric motor end cap, the carbon
Brush lead-out wire is connected by connection bolt with external cord, and described connection bolt one end is formed with external screw thread, the connection bolt
The other end is provided with lug plate, and the described one end of carbon brush lead-out wire away from carbon brush is fixedly welded on the lug plate end face, described
Electric motor end cap side wall formed the first through hole, the connection bolt have externally threaded one end pass through the first through hole after with fixation
Nut thread coordinates, and outer insulator, the lug plate and the motor side are provided between the fixing nut and the electric motor end cap
Interior insulation part is provided between lid, outer insulator and/or the interior insulation part is fixed with the insulation extended in first through hole
Set, the outer insulator, interior insulation part, insulation sleeve are each formed with have that externally threaded one end passes through for the connection bolt the
Two through holes.
2. carbon brush leading-out wire fixing structure according to claim 1, it is characterised in that the connection bolt is located at motor side
The first pad, the second pad are arranged with one end outside lid, being screwed on the connection bolt has attaching nut, the fixation
For nut between outer insulator and attaching nut, first pad and the second pad are limited in fixing nut with being connected spiral shell
Between mother, one end of external cord is pressed between the first pad and the second pad.
3. carbon brush leading-out wire fixing structure according to claim 1, it is characterised in that the outer insulator includes external insulation
Part body, the outer insulator body set and are set on the connection bolt in a ring.
4. carbon brush leading-out wire fixing structure according to claim 1, it is characterised in that the interior insulation part includes interior insulation
Part body, formed with limited impression, the lug plate on the face of the interior insulation part body away from electric motor end cap side wall inner surfaces
Shape along the shape of the connection bolt radial section outer rim, the limited impression along the connection bolt radial section is identical
And be polygon, the connection bolt is through interior insulation part body and the lug plate is located in the limited impression.
5. carbon brush leading-out wire fixing structure according to claim 1, it is characterised in that outer insulator and the interior insulation part
It is formed with provided with the insulation sleeve.
6. carbon brush leading-out wire fixing structure according to claim 1, it is characterised in that the outer insulator is close to motor side
The face of lid side wall is in the globoidal structure being engaged with the electric motor end cap wall outer surface, the electric motor end cap side wall outer rim shape
It is rounded.
7. carbon brush leading-out wire fixing structure according to claim 1, it is characterised in that the interior insulation part is close to motor side
The face of lid side wall is in the globoidal structure being engaged with the electric motor end cap side wall inner surfaces, the electric motor end cap side wall inner edge shape
It is rounded.
8. carbon brush leading-out wire fixing structure according to claim 3, it is characterised in that the outer insulator body is away from electricity
It is located on the face of generator terminal lid formed with outer jointing jacket cylindrical in shape, the fixing nut in the outer jointing jacket.
9. carbon brush leading-out wire fixing structure according to claim 4, it is characterised in that the interior insulation part body is close to electricity
One end of generator terminal lid axial end forms the interior insulation part auxiliary retention portion of extension on the inside of oriented motor, the interior insulation part auxiliary
Fixed part is in contact with the electric motor end cap axial inner ends face, the interior insulation part auxiliary retention portion and interior insulation part body fits
So that the L-shaped structure of interior insulation part.
10. carbon brush leading-out wire fixing structure according to claim 4, it is characterised in that the lug plate and the wiring spiral shell
Bolt is vertically arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720716370.4U CN206820590U (en) | 2017-06-20 | 2017-06-20 | Carbon brush leading-out wire fixing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720716370.4U CN206820590U (en) | 2017-06-20 | 2017-06-20 | Carbon brush leading-out wire fixing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206820590U true CN206820590U (en) | 2017-12-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720716370.4U Active CN206820590U (en) | 2017-06-20 | 2017-06-20 | Carbon brush leading-out wire fixing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206820590U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107104542A (en) * | 2017-06-20 | 2017-08-29 | 东阳市联宜机电有限公司 | Carbon brush leading-out wire fixing structure |
-
2017
- 2017-06-20 CN CN201720716370.4U patent/CN206820590U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107104542A (en) * | 2017-06-20 | 2017-08-29 | 东阳市联宜机电有限公司 | Carbon brush leading-out wire fixing structure |
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