CN206272042U - A kind of differential signal transmission slip ring - Google Patents
A kind of differential signal transmission slip ring Download PDFInfo
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- CN206272042U CN206272042U CN201621216555.0U CN201621216555U CN206272042U CN 206272042 U CN206272042 U CN 206272042U CN 201621216555 U CN201621216555 U CN 201621216555U CN 206272042 U CN206272042 U CN 206272042U
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- differential signal
- signal line
- slip ring
- cable
- signal transmission
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Abstract
The utility model is related to technical field of data transmission, disclose a kind of differential signal transmission slip ring, including at least two cable connectors, cable and slip ring mechanism, cable passes through slip ring mechanism, and the two ends of cable are plugged with cable connector, also include first sleeve, differential signal line passes through first sleeve, and first sleeve to be fixed on differential signal line and do not carry out one end of multiple twin treatment；In above-mentioned differential signal transmission slip ring, before the end of a thread of cable is linked into cable connector, differential signal line is sleeved in first sleeve, after the end of a thread of cable is linked into cable connector, first sleeve is slided into differential signal line does not carry out one end and the fixation of multiple twin treatment, so as to be relatively fixed between this section of differential signal line of non-multiple twin treatment, and close proximity to, to improve the common mode disturbances inhibitory action of differential signal, improve laser propagation effect of the slip ring in the differential signal transmission especially differential signal of high data transmission rate, and then improve product quality.
Description
Technical field
The utility model is related to technical field of data transmission, more particularly to a kind of differential signal transmission slip ring.
Background technology
In technical field of data transmission, slip ring is the sliding contact using conducting ring, fixed rotatable parts with roll or
The device of electric signal and electric energy transmission, because it can be provided unrestrictedly, continuously or intermittently 360 degree are transmitted between slide unit
Rotation, it is to avoid wire causes to sprain in rotary course, can be used for the transmission of signal and data in video camera.
Used in existing video camera typical slip ring construction as shown in figure 1, mainly include cable connector 01, cable 02,
Slip ring mechanism 03, and the partial interior of slip ring mechanism 03 constructs rotor mechanism 031 and two lines as shown in Fig. 2 as where inner core
Stator mechanism 032 where plate 0321 is constituted, and the rotor mechanism 031 where inner core is connected by cable 02 with circuit 0311, and warp
Cross Shooting Technique solidification integrally, the stator mechanism 032 where line plate 0321 is connected by hard contact with line plate 0321, then is passed through
Process for filling colloid solidification is integral, and rotor mechanism 031 and stator mechanism 032 are connected to form slip ring machine by the metallic brush of specific shaping
Structure 03.
At present, the treatment of the similar twisted-pair feeder of differential signal use is headspace to complete the terminal of cable 02 and connector
Grafting operation, need to stay the space of about 2cm to be unable to multiple twin at cable connector 01, and this section of non-multiple twin treatment cause it is poor
The common mode disturbances inhibitory action reduction of sub-signal；Meanwhile, in the injection operation of rotor mechanism 031 where inner core and line plate 0321
In encapsulating operation, it is impossible to ensure differential signal line P and n-signal line close-packed arrays, the common mode disturbances suppression of differential signal is also resulted in
Making reduction, and before injection, the bunch operational consistency of cable 02 is difficult to ensure that, the differential signal transmission difference on effect of finished product
Greatly；In addition, at cable connector 01, normal signal does not often deal with, and differential signal is by the way of similar twisted-pair feeder
The ductility of the cable 02 for the treatment of, multiple twin treatment and the treatment of non-multiple twin is variant, and this ductility difference is after shaping just slowly
Embody, cause the two difference in length, and it is actually used in, normal signal is easily damaged；Therefore, existing slip ring is in transmission difference letter
Number especially during the differential signal of high data transmission rate, it is not good laser propagation effect occur, and with poor between a batch of different samples
It is different larger, the unmanageable problem of quality of batch production.
Utility model content
The utility model provides a kind of differential signal transmission slip ring, the differential signal transmission slip ring differential signal transmission slip ring
The common mode disturbances inhibitory action of differential signal can be improved, laser propagation effect and product quality is improved.
To reach above-mentioned purpose, the utility model provides following technical scheme：
A kind of differential signal transmission slip ring, including at least two cable connectors, cable and slip ring mechanism, the cable
Cable connector is plugged with respectively through the two ends of the slip ring mechanism, and cable, and the cable is included for transmitting difference letter
Number differential signal line, normal signal line and ground wire for transmitting normal signal, also including first sleeve, difference letter
Number line passes through the first sleeve, and the first sleeve to be fixed on the differential signal line and do not carry out one end of multiple twin treatment.
In above-mentioned differential signal transmission slip ring, before the end of a thread of cable is linked into cable connector, difference is believed
Number line is sleeved in first sleeve, after the end of a thread of cable is linked into cable connector, first sleeve is slided into differential signal line
One end of multiple twin treatment is not carried out, and first sleeve is fixed on above-mentioned position, so that this section of difference of non-multiple twin treatment
It is relatively fixed between holding wire, and close proximity to improve the common mode disturbances inhibitory action of differential signal, raising slip ring is in transmission
Differential signal especially the differential signal of high data transmission rate when laser propagation effect, and then improve product quality.
Therefore, above-mentioned differential signal transmission slip ring can improve the common mode disturbances inhibitory action of differential signal, improve transmission
Effect and product quality.
Preferably, each described cable connector includes the pin for being plugged with the cable, the difference letter
Number line is located in adjacent pin.
Preferably, the ground wire is plugged in around the pin region for being plugged with the differential signal line
Pin.
Preferably, same cable connector, and the line are located in the differential signal line and the normal signal line
When the pin number of cable connector is odd number, when including at least two differential signal lines, the normal signal line is plugged in institute
State in the pin in cable connector centre position, the differential signal line is plugged in the pin of the side position of cable connector two
It is interior；When differential signal line, the differential signal line is plugged in the pin in the cable connector centre position.
Preferably, same cable connector, and the line are located in the differential signal line and the normal signal line
When the pin number of cable connector is even number, the normal signal line carries out multiple twin treatment.
Preferably, the material of the first sleeve is the tubular material with pyrocondensation effect.
Preferably, the slip ring mechanism includes rotor mechanism and stator mechanism, the stator mechanism include two line plates and
The hard contact on each line plate is arranged on, the line plate and the hard contact are integral by process for filling colloid solidification,
One end that the hard contact stretches out the line plate is provided with metallic brush, and the metallic brush connects the rotor mechanism and stator
Structure, the differential signal line is fixed in the second sleeve pipe in encapsulating part suit.
Preferably, the material of second sleeve pipe is the tubular material with pyrocondensation effect, the differential signal line and
Two sleeve pipe pyrocondensations are fixed.
Preferably, the rotor mechanism includes circuit, and the cable is looped around on the circuit, and the cable and circuit
Injection is integrated, and the 3rd sleeve pipe is fixed in the differential signal line suit of molded portion.
Preferably, the material of the 3rd sleeve pipe is the tubular material with pyrocondensation effect, the differential signal line and
Three sleeve pipe pyrocondensations are fixed.
Preferably, the differential signal line is located in the circuit of molded portion.
Brief description of the drawings
A kind of structural representation of differential signal transmission slip ring that Fig. 1 is provided by the utility model background technology；
The structure of slip ring mechanism is shown in a kind of differential signal transmission slip ring that Fig. 2 is provided by the utility model background technology
It is intended to；
A kind of structural representation of differential signal transmission slip ring that Fig. 3 is provided for a kind of embodiment of the utility model；
The structure of slip ring mechanism is shown in a kind of differential signal transmission slip ring that Fig. 4 is provided for a kind of embodiment of the utility model
It is intended to.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of the utility model protection.
As shown in figure 3, a kind of differential signal transmission slip ring, including at least two cable connectors 1, cable 2 and slip ring
Mechanism 3, cable 2 passes through slip ring mechanism 3, and the two ends of cable 2 are plugged with cable connector 1 respectively, and cable 2 is included for transmitting
The differential signal line 22 of differential signal, normal signal line 21 and ground wire for transmitting normal signal, also including first sleeve
4, differential signal line 22 passes through first sleeve 4, and first sleeve 4 to be fixed on differential signal line 22 and do not carry out the one of multiple twin treatment
End.
In above-mentioned differential signal transmission slip ring, before the end of a thread of cable 2 is linked into cable connector 1, by difference
Holding wire 22 is sleeved in first sleeve 4, after the end of a thread of cable 2 is linked into cable connector 1, first sleeve 4 is slided into difference
Sub-signal line 22 does not carry out one end of multiple twin treatment, and first sleeve 4 is fixed on above-mentioned position, so that this section of non-multiple twin
It is relatively fixed between the differential signal line 22 for the treatment of, and close proximity to improve the common mode disturbances inhibitory action of differential signal, carrying
Laser propagation effect of the slip ring high in the differential signal transmission especially differential signal of high data transmission rate, and then improve product matter
Amount.
Therefore, above-mentioned differential signal transmission slip ring can improve the common mode disturbances inhibitory action of differential signal, improve transmission
Effect and product quality.
In a kind of preferred embodiment, each cable connector 1 includes the pin for being plugged with cable 2, difference
Holding wire 22 is located in adjacent pin.Differential signal line 22 should be close proximity to improve difference letter when grafting enters pin
Number common mode disturbances inhibitory action, improve laser propagation effect of the slip ring in differential signal transmission, and then improve product quality；Separately
Outward, cable connector 1 pin spacing need as far as possible it is smaller, with ensure check the mark holding wire the joint of cable 2 close proximity to, with
Improve differential signal antijamming capability.
Specifically, ground wire is plugged in for the pin around the pin region that is plugged with differential signal line 22
Interior, the line close to differential signal line 22 is used to transmit ground signal, and the line away from differential signal line 22 is used to transmit normal signal,
Interference of the normal signal to differential signal is reduced, to improve differential signal transmission performance, and then being capable of improve product quality.
Specifically, same cable connector 1, and cable connector are located in differential signal line 22 and normal signal line 21
When 1 pin number is odd number, when including at least two differential signal lines 22, normal signal line 21 is plugged in cable connector
In the pin in 1 centre position, differential signal line 22 is plugged in 1 liang of pin of side position of cable connector；When including 1 difference
During holding wire 22, differential signal line 22 is plugged in the pin in the centre position of cable connector 1.
Because at cable connector 1, normal signal does not often deal with, and differential signal is using the side of similar twisted-pair feeder
The ductility of the cable 2 of formula treatment, multiple twin treatment and the treatment of non-multiple twin is variant, and this ductility difference causes the two length difference
It is different, and in above-mentioned differential signal transmission slip ring, carried out rationally by the position to differential signal line 22 and normal signal line 21
Setting, to improve the durability of the plug of cable 2, and then can reduce what normal signal line 21 was caused in actual use
Damage, improve the performance of differential signal transmission slip ring, to solve to be differed greatly between a batch of different samples, batch
The unmanageable problem of quality of production.
Specifically, same cable connector 1, and cable connector are located in differential signal line 22 and normal signal line 21
When 1 pin number is even number, normal signal line 21 carries out multiple twin treatment.
At cable connector 1, normal signal is processed with differential signal by the way of similar twisted-pair feeder, it is to avoid common
The difference in length of holding wire 21 and differential signal line 22, and then the impaired possibility of normal signal is reduced, to improve the plug of cable 2
Durability.
In a kind of preferred embodiment, the material of first sleeve 4 can be the tubular material with pyrocondensation effect.
Because the material of first sleeve 4 is the tubular material with pyrocondensation effect, the can be loaded in differential signal line 22
After sleeve 4, first sleeve 4 and differential signal line 22 is set to be fixed together by external world's heating, in above-mentioned differential signal transmission
In slip ring, before the end of a thread of cable 2 is linked into cable connector 1, differential signal line 22 is sleeved on pyrocondensation effect
First sleeve 4 in, after the end of a thread of cable 2 is linked into cable connector 1, first sleeve 4 is slided into differential signal line 22 not
One end of multiple twin treatment is carried out, and first sleeve 4 is fixed on above-mentioned position by pyrocondensation, so that this section of non-multiple twin treatment
Differential signal line 22 between be relatively fixed, and close proximity to improve the common mode disturbances inhibitory action of differential signal, improving and slide
The laser propagation effect of the differential signal of ring, and then improve product quality.
As shown in figure 4, in a kind of preferred embodiment, slip ring mechanism 3 includes rotor mechanism 31 and stator mechanism 32, stator
Mechanism 32 includes two line plates 321 and the hard contact being arranged on each line plate 321, and line plate 321 and hard contact are by filling
Adhesive process solidification is integral, and one end that hard contact stretches outlet board 321 is provided with metallic brush, and metallic brush connects rotor mechanism 31 and determines
Clamp mechanism 32, differential signal line 22 is fixed in the second sleeve pipe in encapsulating part suit.
Before encapsulating fixing process is carried out, differential signal line 22 is enclosed within the second sleeve pipe in encapsulating part, Ran Hou
Before encapsulating, differential signal line 22 is fixed together, finally encapsulating solidification on demand, such differential signal line 22 is in encapsulating portion
Divide suit to be fixed on the differential signal line 22 made in the second sleeve pipe to be close to, while avoiding differential signal caused by manual operation difference
Line 22 may be close to the generation for being likely to not be close to phenomenon.
Specifically, the material of the second sleeve pipe can be the tubular material with pyrocondensation effect, differential signal line 22 and second
Sleeve pipe pyrocondensation is fixed.
Because the material of the second sleeve pipe is the tubular material with pyrocondensation effect, second can be loaded in differential signal line 22
After sleeve pipe, the second sleeve pipe and differential signal line 22 is set to be fixed together by external world's heating, before encapsulating fixing process is carried out,
Differential signal line 22 is enclosed within the second sleeve pipe in encapsulating part, then before encapsulating, differential signal line 22 is passed through into pyrocondensation
It is fixed together, finally encapsulating solidification on demand, such differential signal line 22 is fixed in the second sleeve pipe in encapsulating part suit
The differential signal line 22 for making is close to.
Specifically, rotor mechanism 31 includes circuit 311, and cable 2 is looped around on circuit 311, and cable 2 and the note of circuit 311
Modeling is integrated, and the 3rd sleeve pipe is fixed in molded portion suit in the differential signal line 22 of molded portion.
Before injection process is carried out, differential signal line 22 is enclosed within the 3rd sleeve pipe in molded portion, then in injection
Before, differential signal line 22 is fixed together, finally injection solidification on demand, such differential signal line 22 is in molded portion set
Dress is fixed on the differential signal line 22 made in the 3rd sleeve pipe and is close to.
Specifically, the material of the 3rd sleeve pipe is the tubular material with pyrocondensation effect, the sleeve pipe of differential signal line 22 and the 3rd
Pyrocondensation is fixed.
Because the material of the 3rd sleeve pipe is the tubular material with pyrocondensation effect, the 3rd can be loaded in differential signal line 22
After sleeve pipe, the 3rd sleeve pipe and differential signal line 22 is set to be fixed together by external world's heating, before injection fixing process is carried out,
Differential signal line 22 is enclosed within the second sleeve pipe in molded portion, then before injection, differential signal line 22 is passed through into pyrocondensation
It is fixed together, finally injection solidification on demand, such differential signal line 22 is fixed in the second sleeve pipe in molded portion suit
The differential signal line 22 for making is close to.
Specifically, differential signal line 22 is located in the circuit 311 of molded portion, to ensure the tight of differential signal as far as possible
Lean on.
Obviously, those skilled in the art the utility model embodiment can be carried out it is various change and modification without deviating from
Spirit and scope of the present utility model.So, if these modifications of the present utility model and modification belong to the utility model right
It is required that and its within the scope of equivalent technologies, then the utility model be also intended to comprising these change and modification.
Claims (11)
1. a kind of differential signal transmission slip ring, including at least two cable connectors, cable and slip ring mechanism, the cable are worn
The slip ring mechanism is crossed, and the two ends of cable are plugged with cable connector respectively, the cable includes being used for differential signal transmission
Differential signal line, normal signal line and ground wire for transmitting normal signal, it is characterised in that also including first sleeve,
The differential signal line passes through the first sleeve, and the first sleeve to be fixed on the differential signal line and do not carry out at multiple twin
One end of reason.
2. differential signal transmission slip ring according to claim 1, it is characterised in that each described cable connector includes
For the pin plugged with the cable, the differential signal line is located in adjacent pin.
3. differential signal transmission slip ring according to claim 2, it is characterised in that the ground wire be plugged in for it is described
The pin around pin region that differential signal line is plugged.
4. differential signal transmission slip ring according to claim 2, it is characterised in that general with described in the differential signal line
Messenger line be located at same cable connector, and the cable connector pin number be odd number when, when including at least two
During individual differential signal line, the normal signal line is plugged in the pin in the cable connector centre position, the difference letter
Number line is plugged in the pin of the side position of cable connector two；When including 1 differential signal line, the differential signal line
It is plugged in the pin in the cable connector centre position.
5. differential signal transmission slip ring according to claim 2, it is characterised in that general with described in the differential signal line
Messenger line be located at same cable connector, and the cable connector pin number be even number when, the normal signal
Line carries out multiple twin treatment.
6. differential signal transmission slip ring according to claim 1, it is characterised in that the material of the first sleeve be with
The tubular material of pyrocondensation effect.
7. differential signal transmission slip ring according to claim 1, it is characterised in that the slip ring mechanism includes rotor mechanism
With stator mechanism, the stator mechanism includes two line plates and the hard contact being arranged on each line plate, the line plate
Integral by process for filling colloid solidification with the hard contact, one end that the hard contact stretches out the line plate is provided with metal
Brush, the metallic brush connects the rotor mechanism and stator mechanism, and the differential signal line is fixed on the in encapsulating part suit
In two sleeve pipes.
8. differential signal transmission slip ring according to claim 7, it is characterised in that the material of second sleeve pipe be with
The tubular material of pyrocondensation effect, the differential signal line is fixed with the second sleeve pipe pyrocondensation.
9. differential signal transmission slip ring according to claim 7, it is characterised in that the rotor mechanism includes circuit, institute
Cable is stated to be looped around on the circuit, and the cable and circuit injection are integrated, and are set with the differential signal line of molded portion
It is fixed on the 3rd sleeve pipe.
10. differential signal transmission slip ring according to claim 9, it is characterised in that the material of the 3rd sleeve pipe is tool
There is the tubular material of pyrocondensation effect, the differential signal line is fixed with the 3rd sleeve pipe pyrocondensation.
11. differential signal transmission slip rings according to claim 9, it is characterised in that the differential signal line is located at and is close to
In the circuit of molded portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621216555.0U CN206272042U (en) | 2016-11-11 | 2016-11-11 | A kind of differential signal transmission slip ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621216555.0U CN206272042U (en) | 2016-11-11 | 2016-11-11 | A kind of differential signal transmission slip ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206272042U true CN206272042U (en) | 2017-06-20 |
Family
ID=59039434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621216555.0U Active CN206272042U (en) | 2016-11-11 | 2016-11-11 | A kind of differential signal transmission slip ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206272042U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109484516A (en) * | 2018-12-25 | 2019-03-19 | 上海快仓智能科技有限公司 | Objective table and carrier with the objective table |
-
2016
- 2016-11-11 CN CN201621216555.0U patent/CN206272042U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109484516A (en) * | 2018-12-25 | 2019-03-19 | 上海快仓智能科技有限公司 | Objective table and carrier with the objective table |
| CN109484516B (en) * | 2018-12-25 | 2024-05-14 | 上海快仓智能科技有限公司 | Objective table and carrier with same |
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