CN107302150B - Insulating terminal of automobile charging pile - Google Patents
Insulating terminal of automobile charging pile Download PDFInfo
- Publication number
- CN107302150B CN107302150B CN201710675068.3A CN201710675068A CN107302150B CN 107302150 B CN107302150 B CN 107302150B CN 201710675068 A CN201710675068 A CN 201710675068A CN 107302150 B CN107302150 B CN 107302150B
- Authority
- CN
- China
- Prior art keywords
- port
- connecting part
- wall
- connecting portion
- insulating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/04—Pins or blades for co-operation with sockets
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
- H01R4/48—Clamped connections, spring connections utilising a spring, clip, or other resilient member
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R2201/00—Connectors or connections adapted for particular applications
- H01R2201/26—Connectors or connections adapted for particular applications for 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
- 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
- Y02T90/12—Electric charging stations
Landscapes
- Connector Housings Or Holding Contact Members (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses an insulating terminal of an automobile charging pile, which comprises an insulating terminal body, a lock nut and an insulating sleeve, wherein the edge of a cable connecting port is conical, a plurality of sliding grooves are formed in the inner wall of a second connecting part, a circular ring device is slidably arranged on the sliding grooves, a plurality of line pressing plates are further arranged on the inner wall of the second connecting part, a pre-tightening spring is arranged below the line pressing plates, an elastic device and a sealing strip are arranged at the port of the second connecting part, the insulating sleeve is coated at the port of the second connecting part, and the port of the second connecting part is conical. According to the invention, through the matching of the circular ring device and the sliding groove and the matching of the wire pressing plate and the pre-tightening spring, the loosening condition of the cable inside the insulated terminal is effectively improved, the insulated terminal keeps good tightness through the elastic device and the sealing strip, the insulated terminal can be partially damaged and disassembled through the insulating sleeve, the flexibility of the insulated terminal is improved, and the service life of the insulated terminal is prolonged.
Description
[ field of technology ]
The invention relates to the technical field of machining, in particular to the technical field of machining of an insulating terminal of an automobile charging pile.
[ background Art ]
At present, the wiring on various electrical appliances of electrical industry often uses insulating terminal, the plug portion of the insulating terminal of the automobile charging stake on the market is generally cylindric structure, the phenomenon that becomes flexible appears between automobile charging stake copper terminal and the access opening after many times grafting easily, thereby there is the reliability poor, short service life's shortcoming, the insulating end of the copper terminal of the automobile charging stake is undetachable in addition, take place partial damage and also only wholly change the copper terminal, waste time and energy, the replacement cost has been improved, and the time has been for a long time, the cable in insulating terminal inside can appear loose state, the resistance is great, be unfavorable for the conveying of electric current, sealing failure's condition also can appear in insulating terminal's port, make external debris such as rainwater get into in the insulating terminal, make insulating terminal temperature rise even lead to insulating terminal to failure.
[ invention ]
The invention aims to solve the problems in the prior art, and provides the insulating terminal of the automobile charging pile, which has the advantages of simple structure, good sealing performance, improved reliability of the insulating terminal, detachable insulating end, improved flexibility of the insulating terminal and prolonged service life of the insulating terminal, and effectively improves the loosening condition of cables in the insulating terminal.
In order to achieve the above purpose, the invention provides an automobile charging pile insulating terminal, which comprises an insulating terminal body, a locking nut and an insulating sleeve, wherein a reinforcing rib is arranged on the insulating terminal body, the insulating terminal body comprises a first connecting part and a second connecting part, the first connecting part and the second connecting part are of an integrated structure, a cable connecting port is arranged at a port of the first connecting part, the edge of the cable connecting port is conical, a first internal thread is arranged at the inner wall of the first connecting part, a first external thread is arranged at the outer wall of the second connecting part, a second internal thread matched with the first external thread on the outer wall of the second connecting part is arranged at the inner wall of the locking nut, the locking nut is arranged at the second connecting part, a plurality of sliding grooves are arranged at the inner wall of the second connecting part, a plurality of circular ring devices are arranged on the inner wall of the second connecting part, a plurality of wire pressing plates are further arranged on the inner wall of the second connecting part, a pre-tightening spring is arranged below the wire pressing plates, the pre-tightening spring is arranged at the inner wall of the second connecting part, the sealing strip is arranged at the second connecting part, and is provided with an elastic sealing strip is arranged at the second external thread, and is fixedly arranged at the inner wall of the second connecting part.
Preferably, the lengths of the plurality of sliding grooves are larger than the height of the ring device, the lengths of the port sliding grooves located at the port position of the second connecting part in the plurality of sliding grooves are equal to the height of the ring device, and the ring device is fixed in the port sliding grooves of the port of the second connecting part in a non-sliding mode.
Preferably, the elastic device and one end of the sealing strip are tightly attached to the ring device at the second connecting part.
Preferably, the reinforcing rib on the insulating terminal body is arranged in the middle of the insulating terminal body.
Preferably, the pressing line plate forms an angle of 20-30 degrees with the inner wall of the second connecting part.
Preferably, the port of the cable connection port is rounded.
The invention has the beneficial effects that: according to the invention, the plug part of the insulated terminal of the automobile charging pile is improved into a cone shape, so that the insulated terminal can be effectively contacted with the charging inlet of the automobile, the phenomenon of looseness between the insulated terminal of the automobile charging pile and the charging inlet after multiple plugging is reduced, the reliability of the insulated terminal is improved, the loose condition of cables in the insulated terminal is effectively improved through the matching of the circular ring device and the sliding groove and the matching of the line pressing plate and the pre-tightening spring, the insulated terminal can maintain good sealing performance through the elastic device and the sealing strip, the local damage and detachment can be realized through the insulating sleeve, the flexibility of the insulated terminal is improved, the service life of the insulated terminal is prolonged, and the firmness of the insulated terminal of the automobile charging pile can be ensured through the reinforcing rib.
The features and advantages of the present invention will be described in detail by way of example with reference to the accompanying drawings.
[ description of the drawings ]
Fig. 1 is a schematic structural view of an insulating terminal of an automobile charging pile according to the present invention.
In the figure: 1-charging pile copper terminal body, 2-lock nut, 3-insulating sleeve, 4-first connecting portion, 5-second connecting portion, 6-strengthening rib, 21-second internal thread, 31-third internal thread, 41-cable connector, 42-first internal thread, 51-first external thread, 52-second external thread, 53-spout, 531-port spout, 54-ring device, 55-line ball board, 56-pretension spring, 57-elastic device, 58-sealing strip.
[ detailed description ] of the invention
Referring to fig. 1, the invention relates to an insulated terminal of an automobile charging pile, which comprises an insulated terminal body 1, a locking nut 2 and an insulating sleeve 3, wherein the insulated terminal body 1 is provided with a reinforcing rib 6, the reinforcing rib 6 ensures that the insulated terminal is more stable and firm, the insulated terminal body 1 comprises a first connecting part 4 and a second connecting part 5, the first connecting part 4 and the second connecting part 5 are of an integrated structure, a cable connecting port 41 is arranged at a port of the first connecting part 4, the edge of the cable connecting port 41 is conical, the conical design is more convenient for the cable to be connected, the inner wall of the first connecting part 4 is provided with a first internal thread 42, the connection of the cable is firmer by the first internal thread 42, the outer wall of the second connecting part 5 is provided with a first external thread 51, the inner wall of the locking nut 2 is provided with a second internal thread 21 matched with the first external thread 51 on the outer wall of the second connecting part 5, the lock nut 2 is arranged on the second connecting part 5, a plurality of sliding grooves 53 are arranged on the inner wall of the second connecting part 5, a plurality of ring devices 54 are also arranged on the inner wall of the second connecting part 5, the ring devices 54 are slidably arranged on the sliding grooves 53, a plurality of line pressing plates 55 are also arranged on the inner wall of the second connecting part 5, a pre-tightening spring 56 is arranged below the line pressing plates 55, two ends of the pre-tightening spring 56 are respectively arranged below the inner wall of the second connecting part 5 and the line pressing plates 55, an elastic device 57 and a sealing strip 58 are arranged at the port of the second connecting part 5, the elastic device 57 is fixedly arranged on the inner wall at the port of the second connecting part 5, the sealing strip 58 is fixedly arranged above the elastic device 57, a second external thread 52 is arranged at the port of the second connecting part 5, the inner wall of the insulating sleeve 3 is provided with a third internal thread 31 matched with a second external thread 52 at the port of the second connecting part 5, the insulating sleeve 3 is coated at the port of the second connecting part 5, and the port of the second connecting part 5 is conical.
The lengths of the plurality of sliding grooves 53 are larger than the height of the ring device 54, the lengths of the port sliding grooves 531 located at the port position of the second connecting portion 5 in the plurality of sliding grooves 53 are equal to the height of the ring device 54, and the ring device 54 is non-slidably fixed in the port sliding grooves 531 of the port of the second connecting portion 5. The elastic means 57 and one end of the sealing strip 58 are in close contact with the ring means 54 of the second connection part 5. The reinforcing rib 6 on the insulating terminal body 1 is arranged in the middle of the insulating terminal body 1. The angle between the wire pressing plate 55 and the inner wall of the second connecting portion 5 is 20-30 degrees, the inclined design is more convenient for the cable to pass through the circular ring device 54, and the port of the cable connecting port 41 is rounded.
The working process of the invention comprises the following steps:
according to the automobile charging pile insulating terminal, in the working process, a cable is connected to the insulating terminal through the cable connection port 41 of the port of the first connecting part 4, the cable is inserted into the insulating terminal more conveniently and quickly through the conical port of the cable connection port 41, the inclined wire pressing plate 55 presses the cable under the action of the pre-tightening spring 56, the cable is enabled to be more accurately inserted into the circular ring device 54, the circular ring device 54 can slide in the sliding groove 53, the cable passes through the insulating terminal regularly, the locking nut 2 is screwed, the insulating sleeve 3 is covered on the port of the second connecting part 5, if the insulating sleeve 3 is damaged, the insulating sleeve 3 can be detached and replaced independently, simplicity and convenience are achieved, the replacement cost is saved, the sealing performance of the insulating terminal is improved through the elastic device 57 and the sealing strip 58 at the port of the second connecting part 5, the invasion of external sundries is reduced, and the service life of the insulating terminal is prolonged.
The above embodiments are illustrative of the present invention, and not limiting, and any simple modifications of the present invention fall within the scope of the present invention.
Claims (4)
1. An insulating terminal of automobile charging pile which is characterized in that: including insulating terminal body (1), lock nut (2) and insulating cover (3), be equipped with strengthening rib (6) on insulating terminal body (1), insulating terminal body (1) include first connecting portion (4) and second connecting portion (5), first connecting portion (4) and second connecting portion (5) are integrated into one piece structure, the port of first connecting portion (4) is equipped with cable connector (41), the edge of cable connector (41) is the toper, and the inner wall of first connecting portion (4) has first internal thread (42), have first external screw thread (51) on the outer wall of second connecting portion (5), be equipped with first external screw thread (51) assorted second internal screw thread (21) on the inner wall of lock nut (2) on the outer wall of second connecting portion (5), install on second connecting portion (5) on the inner wall of second connecting portion (4) have a plurality of spout (53), be equipped with on the inner wall (5) of second connecting portion (5) still have a plurality of spout (54) on the top of second connecting portion (5) circular compression wire device (55), the two ends of the pre-tightening spring (56) are respectively arranged below the inner wall of the second connecting part (5) and the wire pressing plate (55), an elastic device (57) and a sealing strip (58) are arranged at the port of the second connecting part (5), the elastic device (57) is arranged and fixed on the inner wall of the port of the second connecting part (5), the sealing strip (58) is arranged and fixed above the elastic device (57), a second external thread (52) is arranged at the port of the second connecting part (5), a third internal thread (31) matched with the second external thread (52) at the port of the second connecting part (5) is arranged on the inner wall of the insulating sleeve (3), the insulating sleeve (3) is wrapped at the port of the second connecting part (5), and the port of the second connecting part (5) is conical; the lengths of the sliding grooves (53) are larger than the height of the circular ring device (54), the lengths of port sliding grooves (531) positioned at the port position of the second connecting part (5) in the sliding grooves (53) are equal to the height of the circular ring device (54), and the circular ring device (54) is non-slidably fixed in the port sliding grooves (531) of the port of the second connecting part (5); one ends of the elastic device (57) and the sealing strip (58) are tightly attached to the ring device (54) positioned on the second connecting part (5).
2. An insulative terminal of a car charge pile as set forth in claim 1, wherein: the reinforcing rib (6) on the insulating terminal body (1) is arranged in the middle of the insulating terminal body (1).
3. An insulative terminal of a car charge pile as set forth in claim 1, wherein: the pressing line plate (55) and the inner wall of the second connecting part (5) form an angle of 20-30 degrees.
4. An insulative terminal of a car charge pile as set forth in claim 1, wherein: the port of the cable connection port (41) is rounded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710675068.3A CN107302150B (en) | 2017-08-09 | 2017-08-09 | Insulating terminal of automobile charging pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710675068.3A CN107302150B (en) | 2017-08-09 | 2017-08-09 | Insulating terminal of automobile charging pile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107302150A CN107302150A (en) | 2017-10-27 |
| CN107302150B true CN107302150B (en) | 2023-06-06 |
Family
ID=60133581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710675068.3A Active CN107302150B (en) | 2017-08-09 | 2017-08-09 | Insulating terminal of automobile charging pile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107302150B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109066140A (en) * | 2018-06-27 | 2018-12-21 | 友邦电气（平湖）股份有限公司 | New-energy automobile charging gun connecting terminal |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0092953A1 (en) * | 1982-04-23 | 1983-11-02 | Minnesota Mining And Manufacturing Company | Insulated terminal |
| CN201167154Y (en) * | 2007-11-15 | 2008-12-17 | 佛山市方普防护塑胶有限公司 | Rapid-jointing protective sleeve for insulated terminal |
| CN204068532U (en) * | 2014-09-05 | 2014-12-31 | 中州华起电机有限公司 | A kind of fire-proof motor insulator |
| CN204130712U (en) * | 2014-09-15 | 2015-01-28 | 江西金比电子有限公司 | A kind of quick-connect terminal |
| CN105071069A (en) * | 2015-09-11 | 2015-11-18 | 苏州工业园区华一机电有限公司 | Easy-to-enter insulated terminal |
| CN206211081U (en) * | 2016-12-02 | 2017-05-31 | 辛增贵 | A kind of related European insulated terminal |
-
2017
- 2017-08-09 CN CN201710675068.3A patent/CN107302150B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0092953A1 (en) * | 1982-04-23 | 1983-11-02 | Minnesota Mining And Manufacturing Company | Insulated terminal |
| CN201167154Y (en) * | 2007-11-15 | 2008-12-17 | 佛山市方普防护塑胶有限公司 | Rapid-jointing protective sleeve for insulated terminal |
| CN204068532U (en) * | 2014-09-05 | 2014-12-31 | 中州华起电机有限公司 | A kind of fire-proof motor insulator |
| CN204130712U (en) * | 2014-09-15 | 2015-01-28 | 江西金比电子有限公司 | A kind of quick-connect terminal |
| CN105071069A (en) * | 2015-09-11 | 2015-11-18 | 苏州工业园区华一机电有限公司 | Easy-to-enter insulated terminal |
| CN206211081U (en) * | 2016-12-02 | 2017-05-31 | 辛增贵 | A kind of related European insulated terminal |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107302150A (en) | 2017-10-27 |
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| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 314300 Wanghai Street Dianzhuang Industrial Park, Haiyan County, Jiaxing City, Zhejiang Province Applicant after: Zhejiang Yilin Automobile New Energy Technology Co.,Ltd. Address before: 314300 Dianzhuang Industrial Park, Yuantong Street, Haiyan County, Jiaxing City, Zhejiang Province Applicant before: HAIYAN GOLDEN PEN FACTORY |
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| GR01 | Patent grant |