CN208127597U - Fiber brush bundle slip ring assembly - Google Patents
Fiber brush bundle slip ring assembly Download PDFInfo
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- CN208127597U CN208127597U CN201820605241.2U CN201820605241U CN208127597U CN 208127597 U CN208127597 U CN 208127597U CN 201820605241 U CN201820605241 U CN 201820605241U CN 208127597 U CN208127597 U CN 208127597U
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- metal
- brush bundle
- fiber
- fiber brush
- slip
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Abstract
The utility model discloses a kind of fiber brush bundle slip ring assemblies, including：Metal slip and brush assembly of electric, metal slip and brush assembly of electric, for transmitting electric energy, metal slip and the rotation axis connection between fixed conductor and rotary shaft, brush assembly of electric includes：Retainer, one end of retainer is connect with fixed conductor, electric insulated conductor is socketed in retainer, electric insulated conductor is connect with fixed conductor, one end of electric insulated conductor is socketed with lantern ring, and fiber brush bundle is provided in lantern ring, and fiber brush bundle is made of multiple fiber filaments, fiber brush bundle is connect with the metal slip electrical surface contact, and fiber filament includes：Metal filament and electroplated layer for wrapping up metal filament, by base metal replace noble metal as in fiber brush bundle fiber filament and fiber brush bundle contact with metal slip of different shapes, to reach the production cost for reducing metal slip, the purpose of the working efficiency between metal slip and fiber brush bundle is improved.
Description
Technical field
The utility model relates to fiber brush bundle fields, and in particular to a kind of fiber brush bundle slip ring assembly.
Background technique
Slip ring assembly is well-known in the prior art, and existing slip ring assembly generally comprises brush carrier, non-rotating brush
The rotary conducting ring of contact；Conduction brush is usually the circuit element of the compound containing carbon and other materials, provides conducting ring, carbon
Brush and other materials are provided such as the lubrication between silver or copper for paths such as electrical power or signal flows；Although this be with rotation
The surface of the electric brush of change contact is configured to the curvature of matching ring, when the surface imperfection of ring, between brush and the surface of ring
When the contact of only several discrete points, brush is worn unevenly, and performance is unstable；Brush can be transversal with rectangular or cylindrical
The metal parts in face, in slip ring industry, such monofilament component is referred to as metal brush filament；For metal brush filament and classical ring
Contact site be usually with the compound brush of monolithic in the case where, the contact between the ring and such metal plug is restricted to only
There are several discrete point surfaces；
Brush and cause brush bias force to be concentrated on the surface of base point these discrete points for contacting between ring, caused brush and
The abrasion of ring surface；Slip ring assembly sends signal level voltage in instrument system will be in the change of low-level milliohm contact resistance
Operation a very long time exists in change；To realize this performance, single element wire brush component includes noble metal and precious metal alloys must
Must use be in electrical contact area, rather than metallic atom；It will be by institute if metallic atom is not kept in an inert environment
Obtained semiconducting oxides oxidation, although high contact force can be used to destroy oxide layer, to realize preferably electrical contact, in this way
Contact force lead to very high wear rate；Experience also indicates that, a suitable lubricant be used to reduce noble metal wire brush and
Friction and wear between noble metal ring, when these slide ring assemblies in vacuum environment in use, needing a low volatilization
The lubricant of performance, to prevent the contact ring of cold welding；The research of Japan is being directed toward comprising base metal fiber brush ring assemblies,
Such as copper, nickel, brass etc., fiber, it is plated in base metal slip ring surface, in order to prevent in the oxidation of base metal slip ring assembly
Illeffects is generated in nitride layer, the component need include inert gas environment, although such environment can produce, equipment
Complexity, for example, conductivity is bigger between slip ring assembly in determining moist inert gas environment；In real life, this is past
Toward be it is unpractical, the following factor is that cost is excessively high, the fibre that operation proof gold stretches on metal slip surface
Dimension is also, it has been proposed that but be prohibitively expensive for most methods.
Utility model content
In order to solve the above technical problems, reducing gold the utility model proposes a kind of fiber brush bundle slip ring assembly to reach
Belong to the production cost of slip ring, improve the working efficiency between metal slip and fiber brush bundle and extends the purpose in slip ring service life.
In order to achieve the above objectives, the technical solution of the utility model is as follows：A kind of fiber brush bundle slip ring assembly, including：Gold
Belong to slip ring and brush assembly of electric, the metal slip and brush assembly of electric, for transmitting electric energy between fixed conductor and rotary shaft, institute
Metal slip and the rotation axis connection are stated, the brush assembly of electric includes：Retainer, one end of the retainer and fixed conductor
It connects, is socketed with electric insulated conductor in the retainer, the electric insulated conductor is connect with fixed conductor, the electric insulated conductor
One end be socketed with lantern ring, fiber brush bundle is provided in the lantern ring, the fiber brush bundle is made of multiple fiber filaments, the fibre
Dimension brush bundle is connect with the metal slip electrical surface contact, and the fiber filament includes：Metal filament and for wrapping up metal filament
Electroplated layer.
Further, the retainer, position does not change when for keeping fiber brush bundle to rotate.
Further, the filametntary diameter includes 2-10000 in the fiber brush bundle between 0.1-1 millimeters
Bundle fiber silk, lantern ring fix one end of fiber brush bundle, and the hardness on the metal slip surface is less than in the fiber brush bundle
Filametntary hardness is transferred to fiber filament and metal so that electric current from fibre bundle is transmitted to metal slip surface during use
The practical region contacted of slip ring, thus metal slip surface and brush assembly of electric can bear at least 20,000,000 inches annular strokes,
And it can be transmitted between the slip ring and brush not lubricated more than 7000 Ampere currents per square inch without damaging.
Further, the fiber filament is selected from copper, beryllium copper, nickel, phosphor bronze, gold-base alloy, silver-base alloy, acid bronze alloy etc.
Material.
Further, the metal slip includes：U-lag mouth slip ring, rectangular notch slip ring and V-shaped groove mouth slip ring.
Further, it is provided with U-shaped slideway on the U-lag mouth slip ring, is contacted in the U-shaped slideway with fiber brush bundle
Surface is provided with the coat of metal.
Further, the rectangular notch slip ring is provided with rectangle slideway, contacts in the rectangle slideway with fiber brush bundle
Surface be provided with the coat of metal, be provided with insulating barrier between the rectangular notch slip ring.
Further, the V-shaped groove mouth slip ring is provided with V-arrangement slideway.
Further, the part that the fiber brush bundle is contacted with the metal slip surface accounts for whole fiber brush bundle
10%-60%, fiber brush bundle and metal slip relatively rotate.
Further, the fiber brush bundle be with metal slip surface in 0 degree of angle to an angle of 90 degrees in the range of, tangentially connect
Touching, and the end of the fiber brush bundle is covered on slip ring surface.
Further, the metal slip surface includes at least one or more slideway, and each slideway is correspondingly arranged on
Corresponding fiber brush bundle is contacted with metal slip surface, and determines fiber brush bundle according to the coat of metal area coverage of each slideway
Quantity.
The utility model has the following advantages that：
(1) the utility model replaces noble metal as the fiber filament in fiber brush bundle by base metal, reduces into
This.
(2) the utility model is contacted by fiber brush bundle with metal slip of different shapes, improve use it is flexible
Property, improve the working efficiency between metal slip and fiber brush bundle.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described.
Fig. 1 is fiber brush bundle slip ring assembly structure schematic diagram disclosed in the utility model embodiment；
Fig. 2 is U-lag mouth slip ring structure schematic diagram disclosed in the utility model embodiment；
Fig. 3 is rectangular notch slip ring structure schematic diagram disclosed in the utility model embodiment；
Fig. 4 is V-shaped groove mouth slip ring structure schematic diagram disclosed in the utility model embodiment；
Fig. 5 is fiber silk structure schematic diagram disclosed in the utility model embodiment；
Number and corresponding component title represented by letter in figure：
1, brush assembly of electric；2, metal slip；3, fiber filament；4, fiber brush bundle；5, lantern ring；6, electric insulated conductor；7, it keeps
Device；8, fixed conductor；9, U-lag mouth slip ring；10, rectangular notch slip ring；11, V-shaped groove mouth slip ring；12, U-shaped slideway；13, metal
Coating；14, rectangle slideway；15, insulating barrier；16, V-arrangement slideway；17, electroplated layer；18, metal filament.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe.
The utility model provides a kind of fiber brush bundle slip ring assembly, its working principle is that your gold replaced by base metal
Belong to as in fiber brush bundle fiber filament and fiber brush bundle contact with metal slip of different shapes, to reach reduction metal slip
Production cost, improve the purpose of the working efficiency between metal slip and fiber brush bundle.
The utility model is described in further detail below with reference to embodiment and specific embodiment.
As Figure 1-Figure 5, a kind of 4 slip ring assembly of fiber brush bundle, including：Metal slip 2 and brush assembly of electric 1, the gold
Belong to slip ring 2 and brush assembly of electric 1, for transmitting electric energy, the metal slip 2 and the rotation between fixed conductor 8 and rotary shaft
Shaft connection, the brush assembly of electric 1 include：One end of retainer 7, the retainer 7 is connect with fixed conductor 8, the holding
Electric insulated conductor 6 is socketed in device 7, the electric insulated conductor 6 is connect with fixed conductor 8, an end cap of the electric insulated conductor 6
It is connected to lantern ring 5, fiber brush bundle 4 is provided in the lantern ring 5, the fiber brush bundle 4 is made of multiple fiber filaments 3, the fiber
Brush bundle 4 is connect with 2 electrical surface contact of metal slip, and the fiber filament 3 includes：Metal filament 18 and long for wrapping up metal
The electroplated layer 17 of silk 18.
Wherein, the retainer 7, position does not change when for keeping fiber brush bundle 4 to rotate.
Wherein, the diameter of the fiber filament 3 includes 2-10000 beam in the fiber brush bundle 4 between 0.1-1 millimeters
Fiber filament 3, lantern ring 5 fix one end of fiber brush bundle 4, and the hardness on 2 surface of metal slip is less than the fiber brush bundle 4
The hardness of middle fiber filament 3, so that electric current from fibre bundle is transmitted to 2 surface of metal slip during use, be transferred to fiber filament 3 with
The practical region contacted of 2 slip ring of metal slip, thus 2 surface of metal slip and brush assembly of electric 1 can bear at least 20,000,000 English
Very little annular stroke, and can transmit between the slip ring and brush not lubricated more than 7000 Ampere currents per square inch without
Damage.
Wherein, the fiber filament 3 is selected from copper, beryllium copper, the materials such as nickel and phosphor bronze.
Wherein, the metal slip 2 includes：U-lag mouth slip ring 9, rectangular notch slip ring 10 and V-shaped groove mouth slip ring 11.
Wherein, it is provided with U-shaped slideway 12 on the U-lag mouth slip ring 9, is contacted in the U-shaped slideway 12 with fiber brush bundle 4
Surface be provided with the coat of metal 13.
Wherein, the rectangular notch slip ring 10 is provided with rectangle slideway 14, connects in the rectangle slideway 14 with fiber brush bundle 4
The surface of touching is provided with the coat of metal 13, is provided with insulating barrier 15 between the rectangular notch slip ring 10.
Wherein, the V-shaped groove mouth slip ring 11 is provided with V-arrangement slideway 16.
Wherein, the part that the fiber brush bundle 4 is contacted with 2 surface of metal slip accounts for the 10%- of whole fiber brush bundle 4
60%, fiber brush bundle 4 and metal slip 2 relatively rotate.
Wherein, the fiber brush bundle 4 be with 2 surface of metal slip in 25 degree of angles to 45 degree of angles in the range of, tangentially connect
Touching, and the end of the fiber brush bundle 4 is covered on slip ring surface.
Wherein, 2 surface of metal slip includes at least one or more slideway, and each slideway is correspondingly arranged on accordingly
Fiber brush bundle 4 contacted with 2 surface of metal slip, and fiber brush bundle is determined according to 13 area coverage of the coat of metal of each slideway
4 quantity.
Wherein, a large amount of power is distributed in brush fibre by the fiber filament 3 and brush assembly of electric 1 of 2 surface of the metal slip contact
In dimension, the power of brush fiber is applied on slip ring surface, they are contacted with slip ring surface actual physics, this leads to low-down power
It is applied in each optical fiber brush bundle；Low local pressure provides the wearing character brush and fiber brush bundle 4 and slip ring of overlength
The diversity of contact point between whole contact resistance.
Wherein, the balance for fiber brush bundle 4 not being contacted with metal slip 2 provides the contact ring long filament of a damping mechanism, this
Kind mechanism enhances prevention fluid power or aerodynamic lift and elevator or spring long filament caused by impacting and connecing between ring
Touching, these additional filaments additionally provide the parallel path of the flowing near the sliding contact of electric power.
Wherein, at least 4.9 millimeters of the coat of metal 13 of thickness in the metal slip 2.
Wherein, the fiber filament 3 allows using can have at low cost, resistivity, tensile strength, the hope of corrosion resistance etc.
Performance base metal fiber, base metal fiber can also be by copper, copper alloy, nickel, nickel alloy, other metals, and can be with
The metal alloy of conducting wire is formed to manufacture.
Above-described is only a kind of preferred embodiment of fiber brush bundle slip ring assembly disclosed in the utility model, is answered
It, for those of ordinary skill in the art, without departing from the concept of the present invention, can be with when pointing out
Several modifications and improvements are made, these are all within the protection scope of the present invention.
Claims (8)
1. a kind of fiber brush bundle slip ring assembly, which is characterized in that including：Metal slip and brush assembly of electric, the metal slip and
Brush assembly of electric, it is described for transmitting electric energy, the metal slip and the rotation axis connection between fixed conductor and rotary shaft
Brush assembly of electric includes：One end of retainer, the retainer is connect with fixed conductor, is socketed with electrical isolation in the retainer and is led
Body, the electric insulated conductor are connect with fixed conductor, and one end of the electric insulated conductor is socketed with lantern ring, setting in the lantern ring
There is fiber brush bundle, the fiber brush bundle is made of multiple fiber filaments, the fiber brush bundle and the metal slip electrical surface contact
Connection, the fiber filament include：Metal filament and electroplated layer for wrapping up metal filament.
2. fiber brush bundle slip ring assembly according to claim 1, which is characterized in that the metal slip includes：U-lag mouth
Slip ring, rectangular notch slip ring and V-shaped groove mouth slip ring.
3. fiber brush bundle slip ring assembly according to claim 2, which is characterized in that be provided with U on the U-lag mouth slip ring
Shape slideway, the interior surface contacted with fiber brush bundle of the U-shaped slideway are provided with the coat of metal.
4. fiber brush bundle slip ring assembly according to claim 2, which is characterized in that the rectangular notch slip ring is provided with square
Shape slideway, the surface contacted in the rectangle slideway with fiber brush bundle are provided with the coat of metal, between the rectangular notch slip ring
It is provided with insulating barrier.
5. fiber brush bundle slip ring assembly according to claim 2, which is characterized in that the V-shaped groove mouth slip ring is provided with V-arrangement
Slideway.
6. fiber brush bundle slip ring assembly according to claim 1, which is characterized in that the fiber brush bundle and the metal are sliding
The part of ring surface contact accounts for the 10%-60% of whole fiber brush bundle.
7. fiber brush bundle slip ring assembly according to claim 1, which is characterized in that the fiber brush bundle is sliding with metal
It is tangential to contact in the range of ring surface is in 0 degree of angle to an angle of 90 degrees, and the end of the fiber brush bundle is covered on slip ring surface.
8. fiber brush bundle slip ring assembly according to claim 2, which is characterized in that the metal slip surface includes at least
One or more slideways, each slideway are correspondingly arranged on corresponding fiber brush bundle and contact with metal slip surface, and according to every
The coat of metal area coverage of a slideway determines the quantity of fiber brush bundle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820605241.2U CN208127597U (en) | 2018-04-26 | 2018-04-26 | Fiber brush bundle slip ring assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820605241.2U CN208127597U (en) | 2018-04-26 | 2018-04-26 | Fiber brush bundle slip ring assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208127597U true CN208127597U (en) | 2018-11-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820605241.2U Active CN208127597U (en) | 2018-04-26 | 2018-04-26 | Fiber brush bundle slip ring assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208127597U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108551064A (en) * | 2018-04-26 | 2018-09-18 | 陕西旋星电子科技有限公司 | Fiber brush bundle slip ring assembly |
-
2018
- 2018-04-26 CN CN201820605241.2U patent/CN208127597U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108551064A (en) * | 2018-04-26 | 2018-09-18 | 陕西旋星电子科技有限公司 | Fiber brush bundle slip ring assembly |
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