CN207967406U - A kind of rotary connector - Google Patents
A kind of rotary connector Download PDFInfo
- Publication number
- CN207967406U CN207967406U CN201820100692.0U CN201820100692U CN207967406U CN 207967406 U CN207967406 U CN 207967406U CN 201820100692 U CN201820100692 U CN 201820100692U CN 207967406 U CN207967406 U CN 207967406U
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- CN
- China
- Prior art keywords
- rotary connector
- main shaft
- end cap
- sheathed
- mounting portion
- 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.)
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Abstract
The utility model provides a kind of rotary connector, including the relatively-stationary stator in position and can be relative to the rotor of stator rotation, wherein rotor includes main shaft and the multiple conducting rings for being sheathed on the installation of main shaft periphery face and multiple insulating trips, spaced setting between conducting ring and insulating trip, multiple insulating trips are the plastic cement insulating trip that thickness is located at 0.08mm~0.1mm.The rotary connector, it is located at the plastic cement insulating trip of 0.08mm~0.1mm using thickness, it can significantly shorten the length of main shaft, and then shorten the length of rotary connector, to meet the transmission demand of multiway images and data-signal between narrow range Nei Liangge relative rotors mechanism.
Description
Technical field
The utility model is related to technical field of data transmission, more specifically to a kind of rotary connector.
Background technology
Rotary connector is a kind of device to multipath electric signal of transferring, and is widely used in precision instrument, nothing
The fields such as man-machine, medical instrument and aerospace.
With greatly developing for science and technology, rotary connector gradually tends to minimize.Especially precision instrument, unmanned plane,
In aerospace and Medical Devices, electric signal of transferring in narrow space not only needs rotary connector to have enough
Stability will also meet functional requirement, this just proposes new challenge to the technological innovation of rotary connector.
Currently, rotary connector in the prior art, centre-to-centre spacing is probably on the left sides 1mm between internal slip ring and slip ring
The right side cannot be satisfied requirement of the centre-to-centre spacing within 0.35mm between slip ring and slip ring.Also, to completely cut off the insulation of adjacent slip ring
Piece is mostly direct injection molding or machining, and due to being limited by manufacture craft, thickness is thicker.
How to realize that rotary connector transmits multiway images and data-signal in narrow space, is people in the art
The technical issues of member's urgent need to resolve.
Utility model content
The purpose of this utility model is to provide a kind of rotary connector, has and transmits multiway images in narrow space
And the function of data-signal, and efficiency of transmission is high.
The utility model provides a kind of rotary connector, including the relatively-stationary stator in position and can be relatively described fixed
The rotor of son rotation, the rotor includes main shaft, be sheathed on the main shaft axial end baffle and be sheathed on the main shaft
Multiple conducting rings and multiple insulating trips, set that there are one be close to two insulating trips between two adjacent conducting rings
The insulating trip of side end face setting, multiple insulating trips are that thickness is located at 0.08mm~0.1mm, first extrusion forming rushes again
Pressure or crosscutting molding plastic cement insulating trip.
Preferably, further include the insulating sleeve for being sheathed on the main shaft periphery face, the insulating trip and the conducting ring according to
The secondary outer diameter for being sheathed on the insulating sleeve.
Preferably, the main shaft includes to the conducting wire mounting portion of connecting wire, installing the big journal axle of major diameter bearing
Hold mounting portion, the conducting ring mounting portion to install the conducting ring and the insulating trip and to install the end cap peace of end cap
Dress portion；The axis of the conducting wire mounting portion, the major diameter axle bearing mount portion, the conducting ring mounting portion and the end cap mounting portion
Diameter is sequentially reduced；
The rotor further includes the major diameter bearing for being sheathed on the major diameter axle bearing mount portion, is sheathed on the conducting ring installation
Portion and the baffle installed against the axial end of the major diameter axle bearing mount portion, the end cap and set that are sheathed on the end cap mounting portion
Set on the path bearing of the end cap outer diameter.
Preferably, first riveting is welded and fixed again encapsulating and bonds one between the end cap and the main shaft.
Preferably, the stator include pcb board, to the fixation pcb board pcb board holder, be mounted on the pcb board
On brush filament, be set in the cap sleeve of the pcb board holder and be fixed on the conducting wire of end cap mounting portion side end face.
Preferably, the diameter of the insulating trip is more than the diameter of the conducting ring.
Rotary connector provided by the utility model, including the relatively-stationary stator in position and can relative stator turn
Dynamic rotor, wherein rotor include main shaft and are sheathed on multiple conducting rings in main shaft periphery face and multiple insulating trips, conducting ring with
Spaced setting between insulating trip, multiple insulating trips are the plastic cement insulating trip that thickness is located at 0.08mm~0.1mm.
Compared with above-mentioned background technology, the rotary connector, the plastic cement that 0.08mm~0.1mm is located at using thickness is insulated
Piece can significantly shorten the length of main shaft, and then shorten the length of rotary connector, and two relative rotors can be realized narrow
The function of multiway images and data-signal is transmitted in narrow space.Specifically, when processing insulating trip, the modes such as extruding are first passed through
Plastic material is squeezed into flakiness, plastic slice is processed into target size using Sheet Metal Forming Technology or die-cutting process, with tradition
It is compared through injection molding or the molding insulating trip of plastic rod Vehicle Processing in technology, the thickness of the insulating trip is substantially reduced, and then is contracted
Short main axis length, the entire length of rotary connector are also substantially reduced, can meet in narrow range two relative rotors it
Between multiway images and data-signal transmission demand.
Therefore, rotary connector provided by the utility model, length is short, size is small, can solve in narrow space
The problem of can not transmitting multiway images or data-signal between two rotations.
Description of the drawings
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, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 is the structural schematic diagram of rotary connector provided by the utility model；
Fig. 2 is the sectional view of Fig. 1；
Fig. 3 is the cutaway view Amplified image of insulating trip in Fig. 2；
Fig. 4 is the sectional view of rotor in Fig. 2.
Wherein, 1 main shaft, 2 conducting rings, 3 insulating trips, 4 insulating sleeves, 5 baffles, 6 end caps, 7 major diameter bearings, 8 path bearings,
9PCB plates, 10 brush filaments, 11PCB board mounts, 12 conducting wires, 13 cap sleeves.
Specific implementation mode
The core of the utility model is to provide a kind of rotary connector, can solve in narrow space two rotating mechanisms it
Between the problem of can not transmitting multiway images or data-signal.
It should be noted that the herein presented noun of locality " left and right " direction refers to the left and right direction in Fig. 2.Herein
The noun of locality of middle appearance is set up on the basis of the usage of those skilled in the art and Figure of description, they
Appearance should not influence the scope of protection of the utility model.
In order to make those skilled in the art more fully understand the utility model, below in conjunction with the accompanying drawings and specifically
The utility model is described in further detail for embodiment.
It please referring to Fig.1, Fig. 2, Fig. 3 and Fig. 4, Fig. 1 is the structural schematic diagram of rotary connector provided by the utility model,
Fig. 2 is the sectional view of Fig. 1, and Fig. 3 is the cutaway view Amplified image of insulating trip in Fig. 2, and Fig. 4 is the sectional view of rotor in Fig. 2.
The utility model provides a kind of rotary connector, including the relatively-stationary stator in position and can turn relative to stator
Dynamic rotor, wherein rotor includes main shaft 1 and is sheathed on the multiple conducting rings 2 and multiple insulating trips 3 of 1 peripheral surface of main shaft, and two
There are one insulating trips 3 for installation between a adjacent conducting ring 2, and are close to the side end face installation of two conducting rings 2, are led to constitute
The conductive structure that electric ring 2 is arranged and fits closely each other with the interval of insulating trip 3, multiple insulating trips 3 are that thickness is located at 0.08mm
The plastic cement insulating trip of~0.1mm first passes through the modes such as extruding and plastic material is squeezed flakiness, using punching press in processing
Plastic slice is processed into target size by technique or die-cutting process, with this by rotary connector be processed into can a diameter of 16mm,
Length is the device of 44 road images and data-signal of transferring in 22mm, in traditional technology through injection molding or plastic rod vehicle
The obtained insulating trip of machine-shaping is compared, insulating trip 3 used by the utility model, thinner thickness, multiple thin shape insulation
Piece 3 is installed together so that the length of main shaft 2 is substantially reduced, and then reduces the entire length of rotary connector, can be met narrow
In close limit between two relative rotors multiway images and data-signal transmission demand.
For the insulation performance for increasing between conducting ring 2 and main shaft 1, insulating sleeve 4,3 He of insulating trip can be set on main shaft 1
Conducting ring 2 is sheathed on the outer diameter of insulating sleeve 4 successively.Conducting ring 2 and main shaft 1 can effectively be separated by by the setting of insulating sleeve 4
From to prevent from carrying out electrical conduction between conducting ring 2 and main shaft 1, influencing the normal use of rotary connector.
Above-mentioned main shaft 1 includes conducting wire mounting portion, major diameter axle bearing mount portion, the conducting ring mounting portion set gradually from left to right
And end cap mounting portion, it is respectively used to conducting wire 12, major diameter bearing 7, conducting ring 2 and insulating trip 3 and end cap 6, main shaft 1
The diameter of axle at upper each position is sequentially reduced from left to right, to realize that sequence of the above-mentioned each component on main shaft 1 is installed.
Above-mentioned rotor further include mounted on major diameter axle bearing mount portion major diameter bearing 7, be sheathed on conducting ring mounting portion to
It prevents the baffle 5 that is in contact with the axial end of main shaft 1 of conducting ring 2 and mutual fits closely and spaced conducting ring 2
Further include the end cap 6 for being mounted on end-cover axle bearing portion and the path bearing 8 for being sheathed on 6 outer diameter of end cap, big journal axle with insulating trip 3
It holding 7, baffle 5 and end cap 6 is close to the shaft shoulder end face installation of main shaft 1, path bearing 8 is installed against the end face of end cap 6, to
Form the structure mutually compressed between multiple conducting rings 2 and multiple insulating trips 3, by end cap 6 compress conducting ring 2 and insulating trip 3 with
And each component is fixed as one by 6 riveting of end cap on main shaft 1, then by welding or with metal glue sticking, finally in main shaft 1
End cap mounting portion exit encapsulating fixes conducting wire 12, and conducting wire 12 is connect with 2 spot welding of conducting ring, to prevent in work solder joint to loosen and
Conducting wire 12 damages, to transmission video signal, rs 232 serial interface signal or other distinctive signals for so that rotor connector is stablized, and it is real
The axially position of existing conducting ring 2 and insulating trip 3.In addition, conducting wire 12 is mounted on the end face of main shaft 1, and pass through major diameter bearing 7
The relative rotation that main shaft 1 and pcb board holder 11 are realized with path bearing 8, can protect conducting wire 1 not broken in rotary motion
It is bad.
Said stator includes pcb board 9, the pcb board holder 11 to fixed pcb board 9, the brush filament on pcb board 9
10, the conducting wire 12 for being installed on the cap sleeve 13 of pcb board holder 11 and being fixed on 1 end cap mounting portion of main shaft, pcb board 9 can be protected
Demonstrate,proving has good insulation performance between short distance slip ring and slip ring and between slip ring and shell, to ensure image and data
The safe transmission of signal.
Brush filament 10 jumps brush in order to prevent, and the diameter of insulating trip 3 should be greater than the diameter of conducting ring 2, it is preferred that the diameter of the two
Difference is 1mm, that is, the end face of insulating trip 3 is higher than the end face 0.5mm of conducting ring 2, certainly, the diameter of insulating trip 3 can be long-range
In the outer diameter of conducting ring 2, occurs the phenomenon that jumping brush in rotary course to avoid brush filament 10.
In addition, to make the working performance of rotary connector more stablize, it is higher coaxial to should ensure that 1 each section of main shaft has
Degree, in this way, rotor in rotary course, still ensures that the secured connection between conducting ring 2 and brush filament 10, so that product is electrical
Performance is more stablized.
It can be seen from the above, rotary connector provided by the utility model, the case where not changing its performance and port number
Under, it is smaller, insulation performance is more preferable, can meet loop is more, in environment of narrow space transmission data demand, and transmit
Performance is good.
On rotary connector provided by the utility model is described in detail.Specific case pair used herein
The principles of the present invention and embodiment are expounded, and the explanation of above example is only intended to help to understand that this practicality is new
The method and its core concept of type.It should be pointed out that for those skilled in the art, not departing from this practicality
Under the premise of new principle, several improvements and modifications can be made to this utility model, these improvement and modification also fall into this
In the protection domain of utility model claims.
Claims (6)
1. a kind of rotary connector, including the relatively-stationary stator in position and the rotor for capableing of the relatively described stator rotation, institute
It states rotor to include main shaft (1) and be sheathed on multiple conducting rings (2) and multiple insulating trips (3) of the main shaft (1) peripheral surface, two
It is close to the insulation of the side end face installation of two conducting rings (2) there are one being set between a adjacent conducting ring (2)
Piece (3), which is characterized in that multiple insulating trips (3) are that thickness is located at 0.08mm~0.1mm, first extrusion forming punching press again
Or crosscutting molding plastic cement insulating trip.
2. rotary connector according to claim 1, which is characterized in that further include being sheathed on the main shaft (1) peripheral surface
Insulating sleeve (4), the insulating trip (3) and the conducting ring (2) are sheathed on the outer diameter of the insulating sleeve (4) successively.
3. rotary connector according to claim 1, which is characterized in that the main shaft (1) includes to connecting wire
Conducting wire mounting portion, the major diameter axle bearing mount portion to install major diameter bearing (7), to install the conducting ring (2) and it is described absolutely
The conducting ring mounting portion of embolium (3) and to install the end cap mounting portion of end cap (6)；The conducting wire mounting portion, the major diameter
The diameter of axle of axle bearing mount portion, the conducting ring mounting portion and the end cap mounting portion is sequentially reduced；
The rotor further includes the major diameter bearing (7) for being sheathed on the major diameter axle bearing mount portion, is sheathed on the conducting ring installation
Portion and the baffle (5) installed against the axial end of the major diameter axle bearing mount portion, the end cap (6) for being sheathed on the end cap mounting portion
And it is sheathed on the path bearing (8) of the end cap (6) outer diameter.
4. rotary connector according to claim 3, which is characterized in that between the end cap (6) and the main shaft (1) first
Riveting is welded and fixed again encapsulating and bonds one.
5. rotary connector according to claim 4, which is characterized in that the stator includes pcb board (9), to fixation
The pcb board holder (11) of the pcb board (9), is set in the pcb board holder at the brush filament (10) for being installed on the pcb board (9)
(11) cap sleeve (13) and the conducting wire (12) for being fixed on end cap mounting portion side end face.
6. according to Claims 1 to 5 any one of them rotary connector, which is characterized in that the diameter of the insulating trip (3) is big
Diameter in the conducting ring (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820100692.0U CN207967406U (en) | 2018-01-19 | 2018-01-19 | A kind of rotary connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820100692.0U CN207967406U (en) | 2018-01-19 | 2018-01-19 | A kind of rotary connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207967406U true CN207967406U (en) | 2018-10-12 |
Family
ID=63734305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820100692.0U Active CN207967406U (en) | 2018-01-19 | 2018-01-19 | A kind of rotary connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207967406U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112547442A (en) * | 2020-12-01 | 2021-03-26 | 陕西航天时代导航设备有限公司 | Conducting ring glue filling tool |
-
2018
- 2018-01-19 CN CN201820100692.0U patent/CN207967406U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112547442A (en) * | 2020-12-01 | 2021-03-26 | 陕西航天时代导航设备有限公司 | Conducting ring glue filling tool |
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