CN108227087A - Electric locomotive opto-electric connector - Google Patents

Electric locomotive opto-electric connector Download PDF

Info

Publication number
CN108227087A
CN108227087A CN201611132694.XA CN201611132694A CN108227087A CN 108227087 A CN108227087 A CN 108227087A CN 201611132694 A CN201611132694 A CN 201611132694A CN 108227087 A CN108227087 A CN 108227087A
Authority
CN
China
Prior art keywords
connector
opto
electric
optical fiber
cable
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.)
Granted
Application number
CN201611132694.XA
Other languages
Chinese (zh)
Other versions
CN108227087B (en
Inventor
王彬
刘立刚
王雷
马连凤
李守蓉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CRRC Yongji Electric Co Ltd
Original Assignee
CRRC Yongji Electric Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by CRRC Yongji Electric Co Ltd filed Critical CRRC Yongji Electric Co Ltd
Priority to CN201611132694.XA priority Critical patent/CN108227087B/en
Priority to PCT/CN2016/109744 priority patent/WO2018103127A1/en
Publication of CN108227087A publication Critical patent/CN108227087A/en
Application granted granted Critical
Publication of CN108227087B publication Critical patent/CN108227087B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24Coupling light guides
    • G02B6/36Mechanical coupling means
    • G02B6/38Mechanical coupling means having fibre to fibre mating means
    • G02B6/3807Dismountable connectors, i.e. comprising plugs
    • G02B6/381Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres
    • G02B6/3817Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres containing optical and electrical conductors
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24Coupling light guides
    • G02B6/36Mechanical coupling means
    • G02B6/38Mechanical coupling means having fibre to fibre mating means
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24Coupling light guides
    • G02B6/36Mechanical coupling means
    • G02B6/38Mechanical coupling means having fibre to fibre mating means
    • G02B6/3807Dismountable connectors, i.e. comprising plugs
    • G02B6/3869Mounting ferrules to connector body, i.e. plugs
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24Coupling light guides
    • G02B6/36Mechanical coupling means
    • G02B6/38Mechanical coupling means having fibre to fibre mating means
    • G02B6/3807Dismountable connectors, i.e. comprising plugs
    • G02B6/389Dismountable connectors, i.e. comprising plugs characterised by the method of fastening connecting plugs and sockets, e.g. screw- or nut-lock, snap-in, bayonet type
    • G02B6/3891Bayonet type
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24Coupling light guides
    • G02B6/36Mechanical coupling means
    • G02B6/38Mechanical coupling means having fibre to fibre mating means
    • G02B6/3807Dismountable connectors, i.e. comprising plugs
    • G02B6/389Dismountable connectors, i.e. comprising plugs characterised by the method of fastening connecting plugs and sockets, e.g. screw- or nut-lock, snap-in, bayonet type
    • G02B6/3894Screw-lock type
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/62Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/623Casing or ring with helicoidal groove
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R24/00Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R2201/00Connectors or connections adapted for particular applications
    • H01R2201/26Connectors or connections adapted for particular applications for vehicles

Abstract

The present invention provides a kind of electric locomotive opto-electric connector, including:First connector and the second connector, the first end of first connector is connect with driving plate, the first end of second connector is connect by optical fiber and cable with TCU, the second end of first connector and the second end of the second connector are detachably connected, when the second end of the first connector is connected with the second end of the second connector, photosignal connects between driving plate and TCU.The present invention is by using opto-electric connector, when driving plate occurs abnormal, it is only necessary to remove the second connector of opto-electric connector, disconnect the connection of the first connector and the second connector, you can complete the dismantling operation of the connecting line in driving plate.It is easy to disassemble due to being detachably connected between the first connector and the second connector, it is limited in the prior art by installation space so as to solve, power module can only first be dismantled, the technical issues of connecting line in driving plate could be removed, reduces detachable maintaining difficulty, reduces maintenance cost.

Description

Electric locomotive opto-electric connector
Technical field
The present invention relates to electric locomotive technical field more particularly to a kind of electric locomotive opto-electric connectors.
Background technology
Electric locomotive can be divided into DC Transmission electric locomotive and AC transmission electric power locomotive two by the property of traction motor Major class, the former uses DC traction motor, and the latter uses AC traction motor.The AC Drive of AC transmission electric power locomotive System includes power module, and the correctness of the drive signal of power module is to ensure power module and the safe and reliable work of Full Vehicle System The deciding factor of work.The correctness of drive signal is not only towed converter control unit (Traction with reliability Converter Control Unit, abbreviation TCU) in software control algorithm influence, while also signal transmission form driven With the influence of transmission path.The transmission mode of drive signal can be optical transport or electrical transmission, and corresponding transmission path is respectively Optical fiber or cable.Optical fiber is strong compared to cable anti-electromagnetic interference capability, transmission speed faster, therefore existing AC Drive electric power Locomotive largely all converts electrical signals to optical signal and is transmitted.
Existing AC transmission electric power locomotive is directly connected TCU with the driving plate of power module using cable.Due to driving The position of plate is more hidden, when driving plate breaks down or needs maintenance and inspection, first has to remove the connecting line of driving plate, but It is limited by installation space, the connecting line in driving plate is difficult to directly remove.In the prior art by dismantling power module, then The connecting line in driving plate is removed, finally pulls up driving plate from power module again, dismounting power module not only increases dismounting Maintenance difficulty, and increase maintenance cost.
Invention content
The present invention provides a kind of electric locomotive opto-electric connector, and to solve to dismantle in the prior art, driving plate is inconvenient to ask Topic.
The present invention provides a kind of electric locomotive opto-electric connector, including:First connector and the second connector;
The first end of first connector is connect with driving plate, the first end of second connector by optical fiber and cable with The second end of the TCU connections of traction convertor control unit, the second end of first connector and second connector detachably connects It connects, when the second end of first connector is connected with the second end of second connector, between the driving plate and the TCU Photosignal connects.
Optionally, the second end of first connector and the second end of second connector are detachably connected by screw thread.
Optionally, the second end of first connector and the second end of second connector are detachably connected by bolt.
Optionally, the second end of first connector and the second end of second connector are detachably connected by snap fit It connects.
Optionally, N number of first optical fiber connecting hole and M the first cable connections are provided in the first end of first connector Hole, the first optical fiber connecting hole and first cable connecting orifice are described respectively with the binding post grafting in the driving plate The first N number of fiber connector and M the first cable connectors are provided in the second end of first connector, wherein, N be more than etc. In 1 integer, M is the integer more than or equal to 1;
N number of second optical fiber connecting hole and M the second cable connecting orifices are provided in the first end of second connector, it is described N number of third optical fiber connecting hole and M third cable connecting orifice are provided in the second end of second connector, when first connector When second end is connected with the second end of second connector, N number of the first optical fiber connection in the second end of first connector Head is inserted into N number of third optical fiber connecting hole in the second end of second connector respectively, the M in the second end of first connector A first cable connector is inserted into M third cable connecting orifice in the second end of second connector respectively, so that described Photosignal connects between driving plate and the TCU;
N number of second optical fiber connecting hole in the first end of second connector is welded with optical fiber, and the of second connector M the second cable connecting orifices and cable welding on one end.
Optionally, it is provided with limiting device in the second end of second connector.
Optionally, the limiting device is limiting slot.
Optionally, the limiting device is baffle plate.
Electric locomotive opto-electric connector provided by the invention, including the first connector and the second connector, the first of the first connector End is connect with driving plate, and the first end of the second connector is connect by optical fiber and cable with TCU, the second end of the first connector and second The second end of connector is detachably connected, when the second end of the first connector is connected with the second end of the second connector, driving plate and TCU Between photosignal connect.By using opto-electric connector, when driving plate occurs abnormal, it is only necessary to by the of opto-electric connector Two connectors are removed, and disconnect the connection of the first connector and the second connector, you can complete the dismantling operation of the connecting line in driving plate.By It is detachably connected between the first connector and the second connector, it is easy to disassemble, so as to solve in the prior art by installation space Limitation the technical issues of can only first dismantling power module, could remove the connecting line in driving plate, reduces detachable maintaining hardly possible Degree, reduces maintenance cost.
Description of the drawings
Fig. 1 is a kind of structure diagram of electric locomotive opto-electric connector provided by the invention;
Fig. 2 is the cross-sectional view of opto-electric connector shown in Fig. 1;
Fig. 3 is the front view of opto-electric connector shown in Fig. 1;
Fig. 4 is the right view of opto-electric connector shown in Fig. 1;
Fig. 5 is the left view of opto-electric connector shown in Fig. 1.
Reference sign:
11:The first end of first connector;
12:The second end of first connector;
21:The first end of second connector;
22:The second end of second connector;
131:First optical fiber connecting hole;
132:First cable connecting orifice;
141:First fiber connector;
142:First cable connector;
231:Second optical fiber connecting hole;
232:Second cable connecting orifice;
241:Third optical fiber connecting hole;
242:Third cable connecting orifice.
Specific embodiment
Fig. 1 is a kind of structure diagram of electric locomotive opto-electric connector provided by the invention, and Fig. 2 is photoelectricity shown in Fig. 1 The cross-sectional view of connector, Fig. 3 are the front view of opto-electric connector shown in Fig. 1, and Fig. 4 is opto-electric connector shown in Fig. 1 Right view, Fig. 5 is the left view of opto-electric connector shown in Fig. 1, and referring to figs. 1 to Fig. 5, the electric locomotive photoelectricity of the present embodiment connects Connecing device can include:First connector and the second connector, the first end 11 of the first connector are connect with driving plate, and the first of the second connector End 21 is connect by optical fiber and cable with traction convertor control unit TCU, 12 and second connector of second end of the first connector Second end 22 is detachably connected, when the second end 22 of 12 and second connector of second end of the first connector connects, driving plate and TCU Between photosignal connect.
In a kind of realization method, the second end 22 of 12 and second connector of second end of the first connector is detachably connected by screw thread It connects.In another realization method, the second end 22 of 12 and second connector of second end of the first connector is detachably connected by bolt. In another realization method, the second end 22 of 12 and second connector of second end of the first connector is detachably connected by snap fit It connects.
When the second end 22 of 12 and second connector of second end of the first connector is connected through a screw thread, the second of the first connector The second end 22 of 12 and second connector of end is provided with the screw thread of mutual cooperation.When second end 12 and second connector of the first connector When second end 22 is bolted, the phase of the outer of the outer of the second end 12 of the first connector and the second end 22 of the second connector It answers and connecting hole is set on position.When the second end 12 of the first connector is connected with the second end 22 of the second connector by snap fit When, the second end 22 of 12 and second connector of second end of the first connector is provided with the bayonet and card slot of mutual cooperation.The present embodiment Middle Fig. 1 to Fig. 5 show the exemplary plot of threaded connection.
In the present embodiment, the edge of the first end 11 of the first connector can be set as zigzag, by the corresponding of driving plate Position is set as the matched zigzag in zigzag edge with the first end of the first connector 11, can be to avoid the of the first connector It is slided between one end 11 and driving plate, and connecting hole is set in the first end 11 of the first connector, using bolt by first The first end 11 of connector is fixed in driving plate, prevents the connection between the first end 11 of the first connector and driving plate from loosening or breaking It opens.The first end 21 of second connector is with after the optical fiber of TCU and cable connection, fixing optical fiber and cable using cable clamp, preventing from drawing The connection between the first end 21 of the second connector and optical fiber or cable is caused to loosen or disconnect when stretching optical fiber or cable.
When driving plate breaks down or carries out maintenance and inspection, it is only necessary to remove the second connector of opto-electric connector, break Open the connection of the first connector and the second connector, you can the dismantling operation of the connecting line in driving plate is completed, due to opto-electric connector The first connector be detachably connected with the second connector, it is easy to disassemble, limited in the prior art by installation space so as to solve, The technical issues of power module can only first be dismantled, could remove the connecting line in driving plate, reduces detachable maintaining difficulty, reduces Maintenance cost.
Optionally, N number of first optical fiber connecting hole 131 is provided in the first end 11 of the first connector and M the first cables connect Hole 132 is connect, the first optical fiber connecting hole 131 and the first cable connecting orifice 132 connect respectively with the binding post grafting in driving plate, first The first N number of fiber connector 141 and M the first cable connectors 142 are provided in the second end 12 of head, wherein, N be more than Integer equal to 1, M are the integer more than or equal to 1.
N number of second optical fiber connecting hole 231 and M the second cable connecting orifices 232 are provided in the first end 21 of second connector, N number of third optical fiber connecting hole 241 and M third cable connecting orifice 242 are provided in the second end 22 of second connector, is connect when first When the second end 22 of 12 and second connector of second end of head connects, the first N number of optical fiber in the second end 12 of the first connector connects Connector 141 is inserted into N number of third optical fiber connecting hole 241 in the second end 22 of the second connector, the second end 12 of the first connector respectively On M the first cable connectors 142 be inserted into M third cable connecting orifice 242 in the second end 22 of the second connector respectively, with So that photosignal connects between driving plate and TCU.N number of second optical fiber connecting hole 231 in the first end 21 of second connector with Optical fiber welds, the M in the first end 21 of the second connector the second cable connecting orifice 232 and cable welding.
Fiber cabling column in driving plate and cable connection column are inserted into the first end of the first connector respectively in the present embodiment Corresponding first optical fiber connecting hole 131 and the first cable connecting orifice 132, tighten fixing bolt on 11 so that the first connector is with driving Movable plate connects, and eliminates cumbersome driving plate patching operations process, while can also avoid the connection light being likely to occur during wiring The fine maloperation with cable.After driving plate is pulled up from power module, i.e. detachable first connector of fixing bolt only need to be unloaded, It is easy to operate, it is time saving and energy saving.
Optionally, it is provided with limiting device in the second end 22 of the second connector.Pass through limiting device so that the first optical fiber connects Connector 141, the first cable connector 142 and third optical fiber connecting hole 241, third cable connecting orifice 242 are corresponding respectively, avoid out Existing connection error, for example, the first fiber connector 141 inserts third cable connecting orifice 242, the first cable connector 142 is inserted Mispluging for third optical fiber connecting hole 241 is entered.Limiting device can also avoid the first fiber connector 141, the first cable connection First 142 with third optical fiber connecting hole 241 and third cable connecting orifice 242 due to cross connection be damaged and prevent connector with There is deviation in the docking of connecting hole, influences photoelectricity connection effect.Optionally, limiting device is limiting slot or baffle plate.
Electric locomotive opto-electric connector provided in this embodiment, including the first connector and the second connector, the of the first connector One end is connect with driving plate, and the first end of the second connector is connect by optical fiber and cable with TCU, the second end of the first connector and The second end of two connectors is detachably connected, when the second end of the first connector is connected with the second end of the second connector, driving plate with Photosignal connects between TCU.By using opto-electric connector, when driving plate occurs abnormal, it is only necessary to by opto-electric connector The second connector remove, disconnect the connection of the first connector and the second connector, you can the dismounting for completing the connecting line in driving plate is grasped Make.It is easy to disassemble due to being detachably connected between the first connector and the second connector, it is empty by installation in the prior art so as to solve Between limitation, the technical issues of can only first dismantling power module, the connecting line in driving plate could be removed, reduce detachable maintaining Difficulty reduces maintenance cost.
Finally it should be noted that:The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations;To the greatest extent Pipe is described in detail the present invention with reference to foregoing embodiments, it will be understood by those of ordinary skill in the art that:Its according to Can so modify to the technical solution recorded in foregoing embodiments either to which part or all technical features into Row equivalent replacement;And these modifications or replacement, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution The range of scheme.

Claims (8)

1. a kind of electric locomotive opto-electric connector, which is characterized in that including:First connector and the second connector;
The first end of first connector is connect with driving plate, and the first end of second connector passes through optical fiber and cable and traction The second end of converter control unit TCU connections, the second end of first connector and second connector is detachably connected, when When the second end of first connector is connected with the second end of second connector, photoelectricity between the driving plate and the TCU Signal connects.
2. opto-electric connector according to claim 1, which is characterized in that the second end of first connector and described second The second end of connector is detachably connected by screw thread.
3. opto-electric connector according to claim 1, which is characterized in that the second end of first connector and described second The second end of connector is detachably connected by bolt.
4. opto-electric connector according to claim 1, which is characterized in that the second end of first connector and described second The second end of connector is detachably connected by snap fit.
5. according to claim 1-4 any one of them opto-electric connectors, which is characterized in that in the first end of first connector N number of first optical fiber connecting hole and M the first cable connecting orifices are provided with, the first optical fiber connecting hole and first cable connect Hole is connect respectively with the binding post grafting in the driving plate, is provided with the first N number of optical fiber in the second end of first connector Connector and M the first cable connectors, wherein, N is the integer more than or equal to 1, and M is the integer more than or equal to 1;
It is provided with N number of second optical fiber connecting hole and M the second cable connecting orifices in the first end of second connector, described second N number of third optical fiber connecting hole and M third cable connecting orifice are provided in the second end of connector, when the second of first connector When end is connected with the second end of second connector, the first N number of fiber connector point in the second end of first connector The N number of third optical fiber connecting hole not being inserted into the second end of second connector, M in the second end of first connector the One cable connector is inserted into M third cable connecting orifice in the second end of second connector respectively, so that the driving Photosignal connects between plate and the TCU;
N number of second optical fiber connecting hole in the first end of second connector is welded with optical fiber, the first end of second connector On M the second cable connecting orifices and cable welding.
6. opto-electric connector according to claim 5, which is characterized in that set in the second end of second connector limited Position device.
7. opto-electric connector according to claim 6, which is characterized in that the limiting device is limiting slot.
8. opto-electric connector according to claim 6, which is characterized in that the limiting device is baffle plate.
CN201611132694.XA 2016-12-09 2016-12-09 Electric locomotive opto-electric connector Active CN108227087B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201611132694.XA CN108227087B (en) 2016-12-09 2016-12-09 Electric locomotive opto-electric connector
PCT/CN2016/109744 WO2018103127A1 (en) 2016-12-09 2016-12-13 Photoelectric connector of electric locomotive

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611132694.XA CN108227087B (en) 2016-12-09 2016-12-09 Electric locomotive opto-electric connector

Publications (2)

Publication Number Publication Date
CN108227087A true CN108227087A (en) 2018-06-29
CN108227087B CN108227087B (en) 2019-08-06

Family

ID=62491716

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201611132694.XA Active CN108227087B (en) 2016-12-09 2016-12-09 Electric locomotive opto-electric connector

Country Status (2)

Country Link
CN (1) CN108227087B (en)
WO (1) WO2018103127A1 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040017981A1 (en) * 1997-09-11 2004-01-29 Jovanovich Stevan Bogdan Capillary valve, connector, and router
CN106025692A (en) * 2016-07-25 2016-10-12 常州市新盛电器有限公司 Pluggable photoelectric connector assembly
CN106099507A (en) * 2016-07-25 2016-11-09 常州市新盛电器有限公司 External screw thread photoelectric hybrid connector
CN106099506A (en) * 2016-07-25 2016-11-09 常州市新盛电器有限公司 Female thread photoelectric hybrid connector

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201852962U (en) * 2010-08-19 2011-06-01 中航光电科技股份有限公司 Photoelectric hybrid connector
CN104181653B (en) * 2013-05-23 2016-03-23 富士康(昆山)电脑接插件有限公司 Micro coaxial cable connector assembly
CN104330857B (en) * 2014-03-20 2016-09-21 中航光电科技股份有限公司 Photoelectric conversion connector
CN106058548B (en) * 2016-07-25 2018-09-21 常州市新盛电器有限公司 Flange form photoelectric hybrid connector

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040017981A1 (en) * 1997-09-11 2004-01-29 Jovanovich Stevan Bogdan Capillary valve, connector, and router
CN106025692A (en) * 2016-07-25 2016-10-12 常州市新盛电器有限公司 Pluggable photoelectric connector assembly
CN106099507A (en) * 2016-07-25 2016-11-09 常州市新盛电器有限公司 External screw thread photoelectric hybrid connector
CN106099506A (en) * 2016-07-25 2016-11-09 常州市新盛电器有限公司 Female thread photoelectric hybrid connector

Also Published As

Publication number Publication date
CN108227087B (en) 2019-08-06
WO2018103127A1 (en) 2018-06-14

Similar Documents

Publication Publication Date Title
DE10308604B4 (en) Device and method for detecting incorrect fastener insertion and program for executing the method
JP5693454B2 (en) Intrinsically safe modular control system
EP2489541B1 (en) A safety system for electric and hybrid vehicles
CN201654069U (en) Keyset for flexible flat cable connector
JP2012510093A5 (en)
CN110217650A (en) A kind of portable ground line storage device
CN108227087B (en) Electric locomotive opto-electric connector
CN104303433B (en) Photosystem, electro-optical device and light connects method
CN108725263B (en) Vehicle-mounted control equipment of automatic passing neutral section system
KR100892663B1 (en) Cable connection monitoring system
CN207861626U (en) A kind of 40G opto-electronic devices wire-management device
CN202256562U (en) Network cable detection apparatus
CN208931173U (en) A kind of motor-car automatic excessive phase controller
CN206633944U (en) A kind of vehicle modules electric control system
CN214627644U (en) Electric control box
CN106938635A (en) A kind of vehicle modules electric control system
CN206098782U (en) High -speed patch cable assembly of on -vehicle HSD high definition
CN206115266U (en) Checkout stand is synthesized to hybrid controller
CN218966697U (en) All-terrain vehicle
EP4117133B1 (en) An arrangement for signal transmission between a plurality of electrical units of a daisy chain
CN211180156U (en) Portable motor system circuit inspection device
CN108802913A (en) A kind of AOC cables of quick identification link
CN212391554U (en) Cab electric appliance detection system
CN220271377U (en) Charger conductive wire path detection device
CN217545109U (en) Automatic separation device for testing solar cell panel

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant