CN201854278U - Cable relay station for electric bicycle - Google Patents
Cable relay station for electric bicycle Download PDFInfo
- Publication number
- CN201854278U CN201854278U CN2010206063798U CN201020606379U CN201854278U CN 201854278 U CN201854278 U CN 201854278U CN 2010206063798 U CN2010206063798 U CN 2010206063798U CN 201020606379 U CN201020606379 U CN 201020606379U CN 201854278 U CN201854278 U CN 201854278U
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- China
- Prior art keywords
- signal
- resistance
- circuit
- electric bicycle
- relay station
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- Expired - Fee Related
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Abstract
The utility model discloses a cable relay station for an electric bicycle, comprising a cable, a circuit board, a signal input connector, a photoelectric isolation circuit, a signal gain circuit and a signal output connector, wherein the circuit board is provided with a copper foil, the cable is connected on the circuit board by the signal input connector, the output end of the photoelectric isolation circuit is connected to the circuit board through the copper foil, the input end of the signal gain circuit is connected to the circuit board by the copper foil, and the output end of the photoelectric isolation circuit and the output end of the signal gain circuit are connected to an output signal line by the signal output connector.
Description
Technical field
The utility model relates to a kind of electric bicycle cable relay, especially, relates to a kind of signal relay station that can improve interference free performance in the electric bicycle data process.
Background technology
At present the cable used of electric bicycle all be with cable from the instrument of electric bicycle, change parts such as brake lever and be directly connected on the controller, such single line cable length all reaches 2 meters usually, and middle without any signal strengthen or the signal shielding repeat circuit.Can occur phenomenons such as the signal transmission attenuation is lost, mistake under specific circumstances, very easily cause Control Failure to cause traffic accident.And single cable need be passed electric bicycle accessories such as vehicle frame, plastic decorating part, controller box from an end of assembling when car load assembles, whole assembly process complexity is time-consuming, and in the threading process, pull the damage that very easily causes cable, cause doing over again, reduce operating efficiency.
The utility model content
The purpose of this utility model is to provide a kind of electric bicycle cable relay station at the defective of prior art.
A purpose of the present utility model is to solve the attenuation problem of electric bicycle data-signal in transmission course.
Another purpose of the present utility model improves the interference free performance of the car load signal of telecommunication.
Another purpose of the present utility model improves the car load efficiency of assembling.
In order to overcome decay and the problem such as interference free performance difference of existing cable in the signal transmission, simultaneously in order to improve the car load efficiency of assembling, the utility model provides a kind of cable relay.
The technical scheme that its technical problem that solves the utility model adopts is, increase by an electronic circuit board in the cable appropriate location, this circuit board adopts reliable and stable photoelectric isolating circuit and signal gain circuit, utilize photoelectric isolating circuit that the power supply signal and the digital signal of instrument, commentaries on classics brake lever are isolated, when the car load circuit produces spike disturbing pulse signal, this unwanted signals is shielded, avoid this class interference signal that instrument and controller are caused damage.Utilize the signal gain circuit to improve the signal strength signal intensity of valid data, the controller erroneous judgement of avoiding the decay of useful signal in transmission course to cause is disconnected, assigns false command.And after cable is divided into two sections, reduced the threading difficulty of car load in assembling process, and reduced pullling in this process, improved production efficiency.
In other words, the utility model discloses a kind of electric bicycle cable relay station, comprising: cable; Circuit board, it has Copper Foil; Signal input connector, described cable is connected on the described circuit board by described signal input connector; Photoelectric isolating circuit, its input is connected to described circuit board by described Copper Foil; The signal gain circuit, its input is connected to described circuit board by described Copper Foil; Signal output connector, the output of the output of described photoelectric isolating circuit and described signal gain circuit is connected to output signal line by described signal output connector.
Preferably, first resistance and second resistance that electric bicycle cable relay station of the present utility model, described photoelectric isolating circuit comprise photoelectrical coupler and be connected to described photoelectrical coupler two ends.
Preferably, electric bicycle cable relay station of the present utility model, described photoelectrical coupler comprises light-emitting diode and photaesthesia triode.
Preferably, electric bicycle cable relay station of the present utility model, described signal gain circuit comprise amplifying circuit and the 3rd resistance that is connected with amplifying circuit.
Preferably, electric bicycle cable relay station of the present utility model, described signal gain circuit also comprise electric capacity that is connected to the 3rd resistance and the 4th resistance that is connected to the 3rd resistance.
Preferably, electric bicycle cable relay station of the present utility model, described the 4th resistance are that signal feedback is amplified resistance.
Preferably, electric bicycle cable relay station of the present utility model, the ratio of described the 4th resistance and the 3rd resistance is 1 to 2.
The beneficial effects of the utility model are: the antijamming capability that can improve electric bicycle; Reduce the threading difficulty of car load in assembling process, reduced pullling in this process, improved production efficiency, made things convenient for the assembling of car load.
Description of drawings
Fig. 1 is photoelectric isolating circuit figure of the present utility model;
Fig. 2 is signal amplification circuit figure of the present utility model;
Fig. 3 is an inner connection layout of the present utility model.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in further detail, can implements according to this with reference to the specification literal to make those skilled in the art.
In Fig. 1, input voltage 10 is connected to photoelectrical coupler 2 by resistance 1, the voltage 12 after isolating by resistance 3 outputs then.When input 10 had voltage, the light-emitting diode in the photoelectrical coupler was started working, and sends light, and another part photaesthesia triode conducting at once in the photoelectrical coupler is with voltage 16 outputs of isolation end.Realize input voltage and output voltage isolation purpose.
Among Fig. 2, input signal 10 is connected to amplifying circuit 7 through resistance 5, the signal 12 after output is amplified then.Electric capacity 4 plays the interference signal effect that suppresses sudden change among the figure, and resistance 6 is that signal feedback is amplified resistance and resistance 5 forms the effect of contrast amplifying signal, and resistance value ratio is generally 1 to 2.
Among Fig. 3, extending the cable 10 of coming from instrument is connected on the circuit board 15 by signal input connector 11, be connected with input in the signal processing circuit 8 with power isolation circuit 9 respectively by the Copper Foil cabling on the circuit board, signal after passing through isolation and amplifying outputs on the output signal line 13 that is connected with electric bicycle controller by output connector 12 again, and An Quan signal sends to electric bicycle controller the most at last.
Although embodiment of the present utility model is open as above, but it is not restricted to listed utilization in specification and the execution mode, it can be applied to the various fields of the present utility model that are fit to fully, for those skilled in the art, can easily realize other modification, therefore under the universal that does not deviate from claim and equivalency range and limited, the legend that the utility model is not limited to specific details and illustrates here and describe.
Claims (7)
1. an electric bicycle cable relay station is characterized in that, comprising:
Cable;
Circuit board, it has Copper Foil;
Signal input connector, described cable is connected on the described circuit board by described signal input connector;
Photoelectric isolating circuit, its input is connected to described circuit board by described Copper Foil;
The signal gain circuit, its input is connected to described circuit board by described Copper Foil;
Signal output connector, the output of the output of described photoelectric isolating circuit and described signal gain circuit is connected to output signal line by described signal output connector.
2. electric bicycle cable relay station as claimed in claim 1 is characterized in that, first resistance and second resistance that described photoelectric isolating circuit comprises photoelectrical coupler and is connected to described photoelectrical coupler two ends.
3. electric bicycle cable relay station as claimed in claim 2 is characterized in that described photoelectrical coupler comprises light-emitting diode and photaesthesia triode.
4. electric bicycle cable relay station as claimed in claim 1 is characterized in that, described signal gain circuit comprises amplifying circuit and the 3rd resistance that is connected with amplifying circuit.
5. electric bicycle cable relay station as claimed in claim 4 is characterized in that, described signal gain circuit also comprises the electric capacity that is connected to the 3rd resistance and is connected to the 4th resistance of the 3rd resistance.
6. electric bicycle cable relay station as claimed in claim 5 is characterized in that, described the 4th resistance is that signal feedback is amplified resistance.
7. electric bicycle cable relay station as claimed in claim 5 is characterized in that the ratio of described the 4th resistance and the 3rd resistance is 1 to 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206063798U CN201854278U (en) | 2010-11-15 | 2010-11-15 | Cable relay station for electric bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206063798U CN201854278U (en) | 2010-11-15 | 2010-11-15 | Cable relay station for electric bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201854278U true CN201854278U (en) | 2011-06-01 |
Family
ID=44096657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206063798U Expired - Fee Related CN201854278U (en) | 2010-11-15 | 2010-11-15 | Cable relay station for electric bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201854278U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105644469A (en) * | 2016-03-25 | 2016-06-08 | 天津飞踏自行车有限公司 | Multi-wiring-harness waterproof connection device |
-
2010
- 2010-11-15 CN CN2010206063798U patent/CN201854278U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105644469A (en) * | 2016-03-25 | 2016-06-08 | 天津飞踏自行车有限公司 | Multi-wiring-harness waterproof connection device |
| CN105644469B (en) * | 2016-03-25 | 2018-04-06 | 天津飞踏自行车有限公司 | A kind of more wire harness waterproof connecting devices |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110601 Termination date: 20131115 |