CN209881004U - Lithium battery charging and discharging interface for electric bicycle - Google Patents

Lithium battery charging and discharging interface for electric bicycle Download PDF

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Publication number
CN209881004U
CN209881004U CN201920519141.2U CN201920519141U CN209881004U CN 209881004 U CN209881004 U CN 209881004U CN 201920519141 U CN201920519141 U CN 201920519141U CN 209881004 U CN209881004 U CN 209881004U
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CN
China
Prior art keywords
post
interface
communication
charge
terminal
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.)
Expired - Fee Related
Application number
CN201920519141.2U
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Chinese (zh)
Inventor
王永华
易风华
张勇
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.)
China Tower Co Ltd Hubei Branch
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China Tower Co Ltd Hubei Branch
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 China Tower Co Ltd Hubei Branch filed Critical China Tower Co Ltd Hubei Branch
Priority to CN201920519141.2U priority Critical patent/CN209881004U/en
Application granted granted Critical
Publication of CN209881004U publication Critical patent/CN209881004U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/14—Plug-in electric vehicles
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/16—Information or communication technologies improving the operation of electric vehicles

Landscapes

  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The utility model discloses a lithium cell charge-discharge interface for electric bicycle belongs to the device field that charges. The charge-discharge interface comprises an insulating shell, a live wire terminal, a null wire terminal and a composite terminal, a plug butt joint is arranged on the insulating shell, the live wire terminal, the null wire terminal and the composite terminal are fixed on the insulating shell and located in the plug butt joint, the composite terminal comprises a first communication column, a second communication column, a ground wire column and two insulating columns which are coaxially arranged, one insulating column is connected between the first communication column and the second communication column, and another insulating column is clamped between the second communication column and the ground wire column. The utility model discloses can be applicable to the charge-discharge of lithium cell.

Description

Lithium battery charging and discharging interface for electric bicycle
Technical Field
The utility model belongs to the device field that charges, in particular to a lithium cell charge-discharge interface for electric bicycle.
Background
The conventional lead-acid storage battery is usually arranged in a common electric bicycle, so that a charging and discharging interface of the conventional lead-acid storage battery is correspondingly suitable for the lead-acid storage battery, and the conventional lead-acid storage battery mainly comprises a live wire terminal, a zero wire terminal and a grounding terminal which are respectively matched with a charging and discharging plug of a charger so as to realize the electric connection between the charger and the lead-acid storage battery.
In the process of implementing the present invention, the inventor finds that the prior art has at least the following problems:
when the electric bicycle uses the lithium BATTERY, because the lithium BATTERY needs to be monitored in real time through a BMS (BATTERY MANAGEMENT SYSTEM ) in the charging process, the current common charging and discharging interface suitable for the lead-acid storage BATTERY cannot be suitable for the lithium BATTERY.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a lithium cell charge-discharge interface for electric bicycle can be applicable to the charge-discharge of lithium cell. The technical scheme is as follows:
the embodiment of the utility model provides a lithium cell charge-discharge interface for electric bicycle, charge-discharge interface includes insulating casing, live wire terminal, zero line terminal and compound terminal, the last plug butt joint that is provided with of insulating casing, the live wire terminal the zero line terminal with compound terminal is all fixed insulating casing is last and is located in the plug butt joint, compound terminal includes mutual coaxial first communication post, second communication post, ground wire post and two insulated columns of arranging, first communication post with be connected with one between the second communication post the insulated post, the second communication post with it has another to press from both sides the dress between the ground wire post the insulated post.
The utility model discloses an among the implementation, first communication post the second communication post ground post and two the insulated column is hollow structure, and the equal parallel and level of internal perisporium of first communication post, second communication post, ground post and two insulated columns.
In another implementation of the present invention, the first communication post, the second communication post, the ground wire post and two outer edges of the insulation posts are flush with each other.
The utility model discloses a further implementation, first communication post is located keeping away from of compound terminal the plug is to the one end of the bottom of interface, keeping away from of first communication post one the one end of insulating post is provided with the joint breach, the joint breach is followed the periphery wall circumference of first communication post is arranged.
In another implementation of the present invention, the two ends of the insulating column are respectively bonded to the first communication column and the second communication column, and the two ends of the insulating column are respectively bonded to the second communication column and the ground line column.
In yet another implementation of the present invention, the plug interface has an inner contour matching with the charging and discharging plug.
In yet another implementation of the present invention, the insulating housing includes a loading board, the plug is fixed to the interface on one side of the loading board, the live wire terminal, the neutral wire terminal and the composite terminal are all fixed perpendicularly on the loading board.
The utility model discloses an in another implementation, keeping away from of plug to interface the one end of loading board is provided with mounting flange, the last mounting hole that is provided with of mounting flange.
In yet another implementation of the present invention, the mounting flange, the bearing plate and the plug interface are an integral structure.
In yet another implementation of the present invention, the mounting flange, the bearing plate and the plug interface are plastic structures.
The embodiment of the utility model provides a beneficial effect that technical scheme brought is:
through the embodiment of the utility model provides a when the charge-discharge interface carries out the charge-discharge, charge-discharge plug cartridge is in the plug interface for live wire terminal is connected with the live wire electricity of charge-discharge plug, and the zero line terminal is connected with the zero line electricity of charge-discharge plug, and first communication post is connected with the first communication line electricity of charge-discharge plug, and second communication post is connected with the second communication line electricity of charge-discharge plug, and the ground wire post is connected with the ground wire electricity of charge-discharge plug. That is to say, the utility model provides a charge-discharge interface has integrated first communication post, second communication post and ground wire post together for charge-discharge interface has communication function, can realize the real time monitoring of lithium cell when charging, thereby can be applicable to lithium battery charging.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a front perspective view of a charge and discharge interface provided in an embodiment of the present invention;
fig. 2 is a cross-sectional view of a composite terminal provided by an embodiment of the present invention;
fig. 3 is a top view of a charge and discharge interface provided in the embodiment of the present invention;
the symbols in the drawings represent the following meanings:
1. an insulating housing; 11. a plug-to-socket interface; 12. a carrier plate; 13. a protective shell; 14. installing a flange; 15. mounting holes; 2. a fire wire terminal; 3. a zero line terminal; 4. a composite terminal; 41. a first communication post; 42. a second communication column; 43. a ground wire post; 44. an insulating column; 45. clamping the notch; 100. and (4) conducting wires.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
An embodiment of the utility model provides a pair of lithium cell charge-discharge interface for electric bicycle, as shown in fig. 1, this charge-discharge interface includes insulating casing 1, live wire terminal 2, zero line terminal 3 and compound terminal 4, is provided with plug butt joint mouth 11 on the insulating casing 1, and live wire terminal 2, zero line terminal 3 and compound terminal 4 are all fixed on insulating casing 1 and are located plug butt joint mouth 11.
Fig. 2 is a cross-sectional view of the composite terminal, and referring to fig. 2, the composite terminal 4 includes a first communication post 41, a second communication post 42, a ground post 43, and two insulation posts 44 coaxially arranged with each other, one insulation post 44 is connected between the first communication post 41 and the second communication post 42, and the other insulation post 44 is interposed between the second communication post 42 and the ground post 43.
Through the embodiment of the utility model provides a when the charge-discharge interface charges and discharges, the charge-discharge plug cartridge is in plug interface 11 for live wire terminal 2 is connected with the live wire electricity of charge-discharge plug, and zero line terminal 3 is connected with the zero line electricity of charge-discharge plug, and first communication post 41 is connected with the first communication line electricity of charge-discharge plug, and second communication post 42 is connected with the second communication line electricity of charge-discharge plug, and ground wire post 43 is connected with the ground wire electricity of charge-discharge plug. That is to say, the utility model provides a charge-discharge interface has integrated first communication post 41, second communication post 42 and ground wire post 43 together for charge-discharge interface has communication function, can realize the real time monitoring of lithium cell when charging, thereby can be applicable to lithium battery charging.
In the above implementation manner, one ends of the live wire terminal 2, the zero line terminal 3 and the composite terminal 4 are electrically connected to the charge and discharge plug, and the other ends of the live wire terminal 2, the zero line terminal 3 and the composite terminal 4 are electrically connected to the lead 100 of the lithium battery, so that the electrical connection between the charge and discharge terminal and the lithium battery is realized.
Illustratively, the outer peripheral wall of the first communication post 41, the outer peripheral wall of the second communication post 42, and the outer peripheral wall of the ground post 43 are electrically connected to the charge and discharge plug, and the inner peripheral wall of the first communication post 41, the inner peripheral wall of the second communication post 42, and the inner peripheral wall of the ground post 43 are electrically connected to the lithium battery lead 100.
Fig. 3 is a top view of the charge and discharge interface, and with reference to fig. 3, in this embodiment, in order to make the charge and discharge interface applicable to a common "delta" charge and discharge plug (applicable to a charge and discharge plug of a lead-acid battery), the charge and discharge interface is arranged in a corresponding "delta" manner, that is, the live wire terminal 2 and the neutral wire terminal 3 are respectively located on two sides of the composite terminal 4. This can increase the versatility of the charge-discharge interface. It should be noted that, the arrangement mode between live wire terminal 2, zero line terminal 3 and the compound terminal 4 can carry out corresponding adjustment according to actual demand, the utility model discloses do not do the restriction to this.
Referring again to fig. 1, in the present embodiment, the internal profile of the plug-pair interface 11 matches the charge and discharge plug.
In the above implementation, the charging and discharging plug may be iec320-c14 standard plug (iec is International Electro technical Commission), so that the versatility of the charging and discharging interface may be improved. As will be readily appreciated, the plug pair interface 11 may then be an iec320-c14 standard jack, respectively.
In this embodiment, the insulating housing 1 includes a loading plate 12, the plug-pair interface 11 is fixed on one side of the loading plate 12, and the live terminal 2, the neutral terminal 3, and the composite terminal 4 are all vertically fixed on the loading plate 12.
In the above implementation, the bearing plate 12 is used to provide a mounting base for the live wire terminal 2, the neutral wire terminal 3 and the composite terminal 4, so that the live wire terminal 2, the neutral wire terminal 3 and the composite terminal 4 can be fixed on the insulating housing 1.
Optionally, the insulation housing 1 further includes a protective shell 13, the protective shell 13 is fixed on the other side of the bearing plate 12, and the protective shell 13 is used for accommodating the lead 100 of the lithium battery, so as to protect the lead 100 of the lithium battery.
Optionally, a mounting flange 14 is provided at an end of the plug-to-socket 11 away from the carrier plate 12, and a mounting hole 15 is provided on the mounting flange 14.
In the above implementation, the mounting flange 14 is used to fix the plug interface 11 on the electric bicycle, so that the fixed mounting between the whole charging and discharging interface and the electric bicycle is realized. The mounting holes 15 are used for inserting mounting screws.
Illustratively, the mounting flange 14, the carrier plate 12 and the plug interface 11 are an integrated structure, so that the structural stability of the charge and discharge interface is improved, and the manufacturing is facilitated.
Illustratively, the mounting flange 14, the carrier plate 12 and the plug-to-socket 11 are all plastic structural members, so that the insulation of the mounting flange 14, the carrier plate 12 and the plug-to-socket 11 is ensured.
Referring again to fig. 2, in the present embodiment, the first communication post 41, the second communication post 42, the ground post 43 and the two insulation posts 44 are all hollow structural members, and the inner peripheral walls of the first communication post 41, the second communication post 42, the ground post 43 and the two insulation posts 44 are all flush.
In the above implementation manner, the first communication column 41, the second communication column 42, the ground line column 43 and the two insulating columns 44 are all set as hollow structural members, which not only facilitates accommodating the lead 100 of the lithium battery, but also facilitates reducing the material cost of the charging and discharging interface.
Optionally, the outer edges of the first communication post 41, the second communication post 42, the ground post 43 and the two insulating posts 44 are flush.
In the above implementation manner, smooth insertion between the composite terminal 4 and the charge and discharge plug can be facilitated.
In the present embodiment, the first communication post 41 is located at an end of the composite terminal 4 away from the bottom of the plug pair interface 11, and an end of the first communication post 41 away from one of the insulating posts 44 is provided with a clipping notch 45, and the clipping notch 45 is circumferentially arranged along the outer circumferential wall of the first communication post 41.
In the above implementation manner, the clamping notch 45 is formed in the peripheral wall of the first communication column 41, so that the composite terminal 4 and the charging and discharging plug can be stably inserted, and the loosening between the composite terminal and the charging and discharging plug is avoided.
Illustratively, both ends of one insulating post 44 are bonded to the first communication post 41 and the second communication post 42, respectively, and both ends of the other insulating post 44 are bonded to the second communication post 42 and the ground post 43, respectively.
In the above implementation, the structural firmness of the composite terminal 4 is ensured.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (10)

1. The utility model provides a lithium cell charge-discharge interface for electric bicycle, a serial communication port, charge-discharge interface includes insulating casing, live wire terminal, zero line terminal and compound terminal, be provided with the plug interface on the insulating casing, the live wire terminal the zero line terminal with compound terminal is all fixed on the insulating casing and be located in the plug interface, compound terminal is including mutual coaxial arrangement's first communication post, second communication post, ground wire post and two insulated columns, first communication post with be connected with one between the second communication post the insulated post, the second communication post with it has another to press from both sides between the ground wire post the insulated post.
2. The interface of claim 1, wherein the first communication post, the second communication post, the ground post, and the two insulating posts are hollow structures, and inner peripheral walls of the first communication post, the second communication post, the ground post, and the two insulating posts are flush with each other.
3. The charge-discharge interface of claim 1 wherein the outer edges of the first communication post, the second communication post, the ground post, and both of the insulating posts are flush.
4. The interface of claim 1, wherein the first communication post is located at an end of the composite terminal away from the bottom of the plug interface, and a clamping notch is formed in an end of the first communication post away from the insulating post and arranged along the circumferential direction of the outer circumferential wall of the first communication post.
5. The interface of claim 1, wherein two ends of one of the insulating posts are respectively bonded to the first communication post and the second communication post, and two ends of the other insulating post are respectively bonded to the second communication post and the ground post.
6. The charge and discharge interface of claim 1 wherein said plug interface internal profile matches a charge and discharge plug.
7. The charge-discharge interface of claim 1 wherein said insulative housing comprises a carrier plate, said plug-pair interface being secured to one side of said carrier plate, said hot terminal, said neutral terminal and said compound terminal being vertically secured to said carrier plate.
8. The charge-discharge interface of claim 7 wherein a mounting flange is provided at an end of the plug interface remote from the carrier plate, the mounting flange having mounting holes.
9. The charge-discharge interface of claim 8 wherein the mounting flange, the carrier plate and the plug-to-interface are an integral structure.
10. The charge-discharge interface of claim 9 wherein said mounting flange, said carrier plate and said plug-to-interface are all plastic structural members.
CN201920519141.2U 2019-04-16 2019-04-16 Lithium battery charging and discharging interface for electric bicycle Expired - Fee Related CN209881004U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920519141.2U CN209881004U (en) 2019-04-16 2019-04-16 Lithium battery charging and discharging interface for electric bicycle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920519141.2U CN209881004U (en) 2019-04-16 2019-04-16 Lithium battery charging and discharging interface for electric bicycle

Publications (1)

Publication Number Publication Date
CN209881004U true CN209881004U (en) 2019-12-31

Family

ID=68960373

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920519141.2U Expired - Fee Related CN209881004U (en) 2019-04-16 2019-04-16 Lithium battery charging and discharging interface for electric bicycle

Country Status (1)

Country Link
CN (1) CN209881004U (en)

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20191231

Termination date: 20200416