CN206976769U - A kind of zirconium copper alloy commutator - Google Patents
A kind of zirconium copper alloy commutator Download PDFInfo
- Publication number
- CN206976769U CN206976769U CN201720776369.0U CN201720776369U CN206976769U CN 206976769 U CN206976769 U CN 206976769U CN 201720776369 U CN201720776369 U CN 201720776369U CN 206976769 U CN206976769 U CN 206976769U
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- China
- Prior art keywords
- commutator
- copper alloy
- commutator segment
- zirconium copper
- segment body
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Abstract
The utility model discloses a kind of zirconium copper alloy commutator, including bakelite main body and commutator segment body, the commutator segment body is arranged along bakelite main body periphery radial arrays, with the part of brush contact it is zirconium copper alloy on the commutator segment body, so not only ensure that contact of the commutator segment with brush is good, the anti-wear performance of commutator segment body is improved, ensure that its electric conductivity；When motor runs at high speed, substantial amounts of heat can be produced, fire damage can be caused to commutator segment body, the commutator segment body is made up of zirconium copper alloy material so that its heat endurance is good, and cost is relatively low, can apply it in high-speed electric expreess locomotive and meet the needs of in production.
Description
Technical field
It the utility model is related to commutator field, and in particular to a kind of zirconium copper alloy commutator.
Background technology
Commutator, after coil is by electric current, it can be rotated in the presence of permanent magnet by attraction and repulsive force, when
It goes to when being balanced with magnet, led to the commutator segment that the line of electricity is relatively corresponded on commutator originally and is just separated with brush, and brush
It is connected to corresponding to that group of coil for meeting and producing motive force on commutator segment, so ceaselessly repeats down, dc motor is just
Turn over.It is clear that commutator segment with work of the sensitivity of the contact of brush to dc motor with regard to most important, tradition
Commutator segment is generally all process by copper material, is prone to wear out in the course of the work, causes commutator and brush contact bad,
Direct current generator cisco unity malfunction, adds production cost.When direct current generator runs at high speed, substantial amounts of heat can be produced, it is right
Commutator segment body causes fire damage.
It would therefore be highly desirable to occur it is a kind of ensure contact of the commutator segment with brush is good, anti-wear performance is excellent, heat endurance is good,
Cost is relatively low and the zirconium copper alloy commutator of excellent electrical property occurs.
Utility model content
In order to solve the above-mentioned technical problem, the purpose of this utility model is to provide a kind of zirconium copper alloy commutator, not only
It can ensure that contact of the commutator segment with brush is good, anti-wear performance is excellent, heat endurance is good, cost is relatively low, can more make its electricity
Excellent performance.
In order to achieve the above object, the technical solution of the utility model is as follows：
A kind of zirconium copper alloy commutator, including bakelite main body and commutator segment body, the commutator segment body is along bakelite master
For external girth diameter to array arrangement, the part on the commutator segment body with brush contact is zirconium copper alloy.
A kind of zirconium copper alloy commutator provided by the utility model, it is peripheral along bakelite main body by the commutator segment body
Radial arrays are arranged, and the part on the commutator segment body with brush contact is zirconium copper alloy；It can not only so ensure to commutate
Contact of the piece with brush is good, anti-wear performance is excellent, heat endurance is good, cost is relatively low, can more make its excellent electrical property.
On the basis of above-mentioned technical proposal, following improvement can be also done：
As preferable scheme, the commutator segment body is provided with array groove close to the end face of the bakelite main body, described
Array groove is corresponding with the tongue of the end face of the bakelite main body and cooperates.
As preferable scheme, the commutator is provided with insulating sleeve, and the insulating sleeve is relative with commutator segment body
Should and it cooperate.
As preferable scheme, the vertical section of the insulating sleeve is rectangle.
As preferable scheme, the commutator is provided with reinforcing ring, and the reinforcing ring is fixed with the commutator segment body
Connection.
As preferable scheme, the reinforcing ring includes rigid reinforcement ring and insulation reinforcing ring, described to rigidly fix on ring
Provided with groove, the insulation reinforcing ring passes through groove and the rigid reinforcement ring detachable connection.
As preferable scheme, the insulation reinforcing ring includes the first insulation reinforcing ring and the second insulation reinforcing ring, described
First insulation reinforcing ring is corresponding with the described second insulation reinforcing ring and cooperates.
As preferable scheme, end liner set is additionally provided with the commutator, the end liner set is in round table-like, the end liner set
It is fixedly connected with the commutator segment body.
As preferable scheme, the commutator segment body lower surface is trapezoidal.
As preferable scheme, the bakelite main body vertical section is rectangle.
Pass through above-mentioned technical proposal, the beneficial effects of the utility model are：A kind of zirconium copper alloy commutator, including bakelite master
Body and commutator segment body, the commutator segment body are arranged along bakelite main body periphery radial arrays, on the commutator segment body with
The part of brush contact is zirconium copper alloy；Arranged using commutator segment body of the present invention along bakelite main body periphery radial arrays
Cloth, the part on the commutator segment body with brush contact is zirconium copper alloy, not only ensures contact of the commutator segment body with brush
Well, the anti-wear performance of commutator segment body is improved, more improves its electric conductivity；When motor runs at high speed, can produce
Substantial amounts of heat, fire damage is caused to commutator segment body, and the commutator segment body is made up of zirconium copper alloy material so that its heat is steady
Qualitative good, cost is relatively low, can apply it in high-speed electric expreess locomotive and meet the needs of in production.
Brief description of the drawings
Fig. 1 is a kind of front view of zirconium copper alloy commutator of the utility model；
Fig. 2 is a kind of A-A of zirconium copper alloy commutator sectional view of the utility model.
Wherein：1. bakelite main body, 2. commutator segment bodies, 3. insulating sleeves, 4. end liner sets.
Embodiment
Describe preferred embodiment of the present utility model in detail below in conjunction with the accompanying drawings.
In order to reach the purpose of this utility model, as shown in Fig. 1 to 2, a kind of zirconium copper alloy commutator, including bakelite main body
1 and commutator segment body 2, the commutator segment body 2 is arranged along 1 peripheral radial arrays of bakelite main body, 1 on the commutator segment body
Part with brush contact is zirconium copper alloy, can not only so ensure that contact of the commutator segment with brush is good, improves wearability
Energy, heat endurance is good, cost is relatively low, can more make its excellent electrical property.
Traditional commutator segment is generally all process by copper material, although copper material has higher electric conductivity, thermal conductivity and resistance to
Corrosivity, and have good plasticity, it is easy to calendering processing, however the shortcomings that copper material, low intensity, it is not easy to make structural material, it is wear-resisting
Property is poor, and heat endurance is poor.Be zirconium copper alloy with the part of brush contact on the commutator segment body of the present invention, zirconium copper alloy has
There is excellent combination property：Conductance is more than 92%IACS, and ultimate tensile strength is more than 430MPa, good (600 DEG C of high thermal stability
Worked more than 200h, and 20%) combination property, which declines, to be no more than, anti-wear performance is excellent.
In certain embodiments, the commutator segment body 2 is provided with array groove (not close to the end face of the bakelite main body 1
Show), the array groove (not shown) is corresponding with the tongue (not shown) of the end face of the bakelite main body 1 and phase interworking
Close；When the array groove (not shown) is corresponding with the tongue (not shown) of the end face of the bakelite main body 1 and cooperate,
Its is simple in construction, can play a part of reinforcing commutator segment body 2.
In certain embodiments, the commutator is provided with insulating sleeve 3, the insulating sleeve 3 and the phase of commutator segment body 2
Corresponding and mutual cooperation；Its is simple in construction, easy to operate.
In certain embodiments, the vertical section of the insulating sleeve 3 is rectangle；Its is simple in construction, easy to operate.
In certain embodiments, the commutator is provided with reinforcing ring (not shown), the reinforcing ring (not shown) and institute
Commutator segment body 2 is stated to be fixedly connected；Its is simple in construction, easy to operate, is easy to reinforce commutator segment body.
In certain embodiments, the reinforcing ring (not shown) includes rigid reinforcement ring (not shown) and insulation reinforcing ring
(not shown), the ring (not shown) that rigidly fixes are provided with groove, and the insulation reinforcing ring (not shown) passes through groove and institute
State rigid reinforcement ring (not shown) detachable connection；Its is simple in construction, easy to disassemble, has saved material cost.
In certain embodiments, the insulation reinforcing ring (not shown) includes the first insulation reinforcing ring (not shown) and second
Insulate reinforcing ring (not shown), and the first insulation reinforcing ring (not shown) is relative with the described second insulation reinforcing ring (not shown)
Should and it cooperate；The first insulation reinforcing ring (not shown) insulate with described second, and reinforcing ring (not shown) is corresponding and phase
Mutually coordinate, and be detachable connection, its is simple in construction, easy to disassemble, has saved material cost.
In certain embodiments, end liner set 4 is additionally provided with the commutator, the end liner set 4 is in round table-like, the end liner
Set 4 is fixedly connected with the commutator segment body 2；Its is simple in construction, easy to operate.
In certain embodiments, the lower surface of commutator segment body 2 is trapezoidal, and its is simple in construction, easy to operate.
In certain embodiments, the vertical section of bakelite main body 1 is rectangle, and its is simple in construction, easy to operate.
The beneficial effects of the utility model are：A kind of zirconium copper alloy commutator, including bakelite main body 1 and commutator segment body 2,
The commutator segment body 2 is arranged along 1 peripheral radial arrays of bakelite main body, the portion on the commutator segment body 2 with brush contact
It is divided into zirconium copper alloy；Arranged using commutator segment body 2 of the present invention along 1 peripheral radial arrays of bakelite main body, the commutation
2 and the part of brush contact be zirconium copper alloy on piece body, not only ensure that commutator segment 2 contact with brush of body is good, raising
The anti-wear performance of commutator segment body 2, more improves its electric conductivity；When motor runs at high speed, substantial amounts of heat can be produced
Amount, can cause fire damage, the commutator segment body 2 is made up of zirconium copper alloy material so that its heat endurance to commutator segment body 2
Good, cost is relatively low, and the commutator structure in the present invention is firm, can apply it in high-speed electric expreess locomotive to meet the need in production
Ask.
The above is only preferred embodiment of the present utility model, it is noted that for one of ordinary skill in the art
For, on the premise of not departing from the utility model and creating design, various modifications and improvements can be made, these belong to this
The protection domain of utility model.
Claims (10)
- A kind of 1. zirconium copper alloy commutator, it is characterised in that including bakelite main body and commutator segment body, the commutator segment body edge Bakelite main body periphery radial arrays to arrange, the part on the commutator segment body with brush contact is zirconium copper alloy.
- 2. zirconium copper alloy commutator according to claim 1, it is characterised in that the commutator segment body is close to the bakelite The end face of main body is provided with array groove, and the array groove is corresponding with the tongue of the end face of the bakelite main body and phase interworking Close.
- 3. zirconium copper alloy commutator according to claim 1, it is characterised in that the commutator is provided with insulating sleeve, The insulating sleeve is corresponding with commutator segment body and cooperates.
- 4. zirconium copper alloy commutator according to claim 3, it is characterised in that the vertical section of the insulating sleeve is rectangular Shape.
- 5. zirconium copper alloy commutator according to claim 1, it is characterised in that the commutator is provided with reinforcing ring, institute Reinforcing ring is stated to be fixedly connected with the commutator segment body.
- 6. zirconium copper alloy commutator according to claim 5, it is characterised in that the reinforcing ring include rigid reinforcement ring and Insulate reinforcing ring, and the rigid reinforcement ring is provided with groove, and the insulation reinforcing ring can by groove and the rigid reinforcement ring It is detachably connected with.
- 7. zirconium copper alloy commutator according to claim 6, it is characterised in that the insulation reinforcing ring includes the first insulation Reinforcing ring and the second insulation reinforcing ring, the first insulation reinforcing ring insulate with described second, and reinforcing ring is corresponding and phase interworking Close.
- 8. zirconium copper alloy commutator according to claim 1, it is characterised in that end liner set is additionally provided with the commutator, The end liner set is in round table-like, and the end liner set is fixedly connected with the commutator segment body.
- 9. zirconium copper alloy commutator according to claim 1, it is characterised in that the commutator segment body lower surface is in ladder Shape.
- 10. zirconium copper alloy commutator according to claim 1, it is characterised in that the bakelite main body vertical section is in rectangular Shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720776369.0U CN206976769U (en) | 2017-06-29 | 2017-06-29 | A kind of zirconium copper alloy commutator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720776369.0U CN206976769U (en) | 2017-06-29 | 2017-06-29 | A kind of zirconium copper alloy commutator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206976769U true CN206976769U (en) | 2018-02-06 |
Family
ID=61406052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720776369.0U Active CN206976769U (en) | 2017-06-29 | 2017-06-29 | A kind of zirconium copper alloy commutator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206976769U (en) |
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2017
- 2017-06-29 CN CN201720776369.0U patent/CN206976769U/en active Active
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