CN214450346U - Telescopic charging conductive contact device - Google Patents
Telescopic charging conductive contact device Download PDFInfo
- Publication number
- CN214450346U CN214450346U CN202120713716.1U CN202120713716U CN214450346U CN 214450346 U CN214450346 U CN 214450346U CN 202120713716 U CN202120713716 U CN 202120713716U CN 214450346 U CN214450346 U CN 214450346U
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- connecting piece
- conductive
- guide sleeve
- flexible conductive
- arm
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- 230000001050 lubricating effect Effects 0.000 claims description 18
- 238000013016 damping Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 16
- 230000005540 biological transmission Effects 0.000 abstract description 7
- 210000001503 joint Anatomy 0.000 abstract description 6
- 230000033001 locomotion Effects 0.000 abstract description 6
- 230000010354 integration Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000009413 insulation Methods 0.000 description 3
- 238000005034 decoration Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000000245 forearm Anatomy 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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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
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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
- Y02T10/7072—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
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model provides a telescopic fills conductive contact device, telescopic fills conductive contact device includes: the device comprises an insulating shell, an insulating rear cover, a conductive head, a flexible conductive connecting piece, a spring, a guide sleeve, a first connecting piece and a second connecting piece; the spring is positioned in the cavity, one end of the spring is fixed to the inner side of the insulating rear cover, and the other end of the spring is abutted against the rear side of the guide sleeve to apply elastic force to the guide sleeve. Has the advantages that: 1. the telescopic charging contact device has a telescopic self-adaptive flexible conductive function, can ensure the attractiveness, integration, concealment, adaptability, flexibility, lubricity, conductivity, safety, structural firmness and conductivity of the whole appearance, and can ensure the insulativity and safety during operation. 2. The telescopic charging conductive contact device realizes the conductive function of other charging devices such as electric automobiles and the like in the butt joint charging process, and achieves the flexible close contact large current motion transmission function.
Description
Technical Field
The utility model belongs to the technical field of charge, concretely relates to telescopic fills conductive contact device.
Background
At present, in charging and discharging facilities such as electric automobiles or other electric vehicles on the market, the charging forms generally include three types: the charging mode comprises a battery replacement mode, a wireless charging mode and a conduction charging mode. Among them, the conduction charging mode is most widely used, and a charging gun generally used in the market is the conduction charging mode.
At present, the charging gun has European standards and national standards GB/T18487 and GB/T20234, and the sizes and requirements of the interfaces of the AC/DC charging gun and the charging seat are specified in the standard, so that the standard is unified, and the market use of various electric automobile factories and charging pile enterprises is more standard. However, standards are not synchronized with technology updates, causing problems for many products. The standard also stipulates actual user experience, the charging gun can only output the maximum current of 250A, the charging efficiency is low, the charging mode needs to be upgraded and updated urgently, and people propose various methods for solving the problem. The charging arch is one of the charging arches, and the charging arch can achieve the maximum output current of more than 1000A, so that the charging time is greatly shortened.
However, the existing charging bow has the following problems in practical use:
because the driver parking degree of accuracy is different, and the vehicle parks the area of charging and hardly realizes absolute level, causes to charge and receives the area of contact of electric part unstable, charges and can not be like the rifle that charges of contact closely with receiving the electric part and to inserting the accuracy to influence the current transport problem.
SUMMERY OF THE UTILITY MODEL
The defect to prior art exists, the utility model provides a telescopic fills electrically conductive contact device can effectively solve above-mentioned problem.
The utility model adopts the technical scheme as follows:
the utility model provides a telescopic fills electrically conductive contact device, include: the device comprises an insulating shell (1), an insulating rear cover (2), a conductive head (3), a flexible conductive connecting piece (4), a spring (5), a guide sleeve (6), a first connecting piece (7) and a second connecting piece (8);
the front end of the insulating shell (1) is provided with a slideway (1A) matched with the external shape of the conductive head (3); the rear end of the insulating shell (1) is fixedly provided with the insulating rear cover (2); the middle part of the insulating shell (1) is provided with a cavity (1B) communicated with the slideway (1A); the cavity (1B) is provided with a limiting groove (1C) communicated with the outside;
the conductive head (3) is arranged in the slideway (1A) in a sliding manner; the flexible conductive connecting piece (4) is U-shaped and comprises a front arm (4A), a connecting arm (4B) and a rear arm (4C) which are integrally formed; the front arm of the flexible conductive connecting piece (4) is positioned in the cavity (1B) and behind the conductive head (3); the connecting arm (4B) of the flexible conductive connecting piece (4) extends out of the limiting groove (1C), and the rear arm (4C) of the flexible conductive connecting piece (4) is positioned behind the insulating rear cover (2); the rear arm (4C) of the flexible conductive connecting piece (4) is fixedly connected with the insulating rear cover (2) through the second connecting piece (8);
the guide sleeve (6) is arranged in the cavity (1B) in a sliding manner, the guide sleeve (6) is positioned behind the front arm (4A) of the flexible conductive connecting piece (4), and the rear end of the conductive head (3), the front arm (4A) of the flexible conductive connecting piece (4) and the guide sleeve (6) are fixedly connected through the first connecting piece (7);
the spring (5) is located inside the cavity (1B), one end of the spring (5) is fixed to the inner side of the insulating rear cover (2), and the other end of the spring (5) abuts against the rear side of the guide sleeve (6) to apply elastic force to the guide sleeve (6).
Preferably, the guide sleeve (6) is matched with the inner wall of the cavity (1B) in shape.
Preferably, the front end face of the guide sleeve (6) is provided with a clamping groove (6A) matched with the front arm (4A) of the flexible conductive connecting piece (4) in shape, and the front arm (4A) is pressed in the clamping groove (6A).
Preferably, a support plate (9) is fixedly arranged between the front arm (4A) of the flexible conductive connecting piece (4) and the guide sleeve (6); the shape of the supporting plate (9) is matched with that of a front arm (4A) of the flexible conductive connecting piece (4).
Preferably, the second connecting piece (8) is a screw with an external thread (8A) and an internal threaded hole (8B); the external thread (8A) of the screw is screwed into the insulating rear cover (2) in a threaded manner, so that the screw and the insulating rear cover (2) are fixed;
the front end of the conductive bar (10) is provided with an external thread part, the external thread part of the conductive bar (10) penetrates through a through hole of a rear arm (4C) of the flexible conductive connecting piece (4) and then is screwed into an internal thread hole (8B) of the screw rod, so that the conductive bar (10), the rear arm (4C) of the flexible conductive connecting piece (4) and the screw rod are fixed.
Preferably, the device also comprises a lubricating ring (11) and a buffer ring (12);
an annular groove is formed in the inner wall of the front end of the insulating shell (1); the lubricating ring (11) is positioned in the annular groove, and the lubricating ring (11) is sleeved on the outer surface of the conductive head (3);
the buffer ring (12) is positioned in the annular groove, and the buffer ring (12) is sleeved on the periphery of the lubricating ring (11).
The utility model provides a telescopic fills electrically conductive contact device has following advantage:
1. the telescopic charging contact device has a telescopic self-adaptive flexible conductive function, can ensure the attractiveness, integration, concealment, adaptability, flexibility, lubricity, conductivity, safety, structural firmness and conductivity of the whole appearance, and can ensure the insulativity and safety during operation.
2. The telescopic charging contact device has a telescopic flexible conductive function, can ensure the firmness and conductivity of the structure and can ensure the adaptability, insulation and safety of the working process.
3. The telescopic charging conductive contact device realizes the conductive function of other charging devices such as electric automobiles and the like in the butt joint charging process, and achieves the flexible close contact large current motion transmission function.
Drawings
Fig. 1 is a perspective view of a retractable charging contact device provided by the present invention;
fig. 2 is a cross-sectional view of a retractable charging contact arrangement provided by the present invention;
fig. 3 is an assembly view of the retractable charging contact device and the conductive bar provided by the present invention;
fig. 4 is a structural relationship diagram of the main components of the retractable charging contact device provided by the present invention;
fig. 5 is a structural relationship diagram of the flexible conductive connecting member, the supporting plate and the guide sleeve provided by the present invention;
fig. 6 is a structural diagram of a supporting plate provided by the present invention;
fig. 7 is a structural diagram of the guide sleeve provided by the present invention;
fig. 8 is a structural diagram of a second connecting member according to the present invention.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to further explain the present invention in detail. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
The utility model provides a telescopic fills conductive contact device and fills conductive method for solve the bow that charges or other types charging device butt joint conductive contact failure, the problem that can not smoothly transmit current.
Referring to fig. 1 and 2, the present invention provides a telescopic charging contact device, including: the device comprises an insulating shell 1, an insulating rear cover 2, a conductive head 3, a flexible conductive connecting piece 4, a spring 5, a guide sleeve 6, a first connecting piece 7 and a second connecting piece 8;
the front end of the insulating shell 1 is provided with a slideway 1A matched with the external shape of the conductive head 3; an insulating rear cover 2 is fixedly arranged at the rear end of the insulating shell 1; the middle part of the insulating shell 1 is provided with a cavity 1B communicated with the slideway 1A; the cavity 1B is provided with a limiting groove 1C communicated with the outside;
the conductive head 3 can be arranged in the slideway 1A in a sliding way; wherein, the lubricating ring 11 and the buffer ring 12 are also included; an annular groove is formed in the inner wall of the front end of the insulating shell 1; the lubricating ring 11 is positioned in the annular groove, the axial movement of the lubricating ring 11 is limited through the annular groove, the lubricating ring 11 is sleeved on the outer surface of the conductive head 3 and is in contact with the outer surface of the conductive head 3, the lubricating effect on the conductive head 3 is realized, and the smoothness of the sliding of the conductive head 3 along the slideway 1A is ensured; the buffer ring 12 is located in the annular groove, and the buffer ring 12 is limited by the annular groove along the axial movement, and the buffer ring 12 is fitted around the outer periphery of the lubricating ring 11. The damper ring 12 applies a sliding damper resistance to the conductive head 3 through the lubricating ring 11.
The flexible conductive connecting piece 4 is U-shaped, and referring to fig. 4 and 5, includes a front arm 4A, a connecting arm 4B, and a rear arm 4C which are integrally formed; the front arm of the flexible conductive connecting piece 4 is positioned in the cavity 1B and behind the conductive head 3; the connecting arm 4B of the flexible conductive connecting piece 4 extends out of the limiting groove 1C, and the rear arm 4C of the flexible conductive connecting piece 4 is positioned behind the insulating rear cover 2; the rear arm 4C of the flexible conductive connecting piece 4 is fixedly connected with the insulating rear cover 2 through a second connecting piece 8; wherein, spacing groove 1C is used for spacing flexible conductive connecting piece 4, prevents flexible conductive connecting piece 4 free rotation.
A guide sleeve 6 is slidably arranged in the cavity 1B, wherein the shape of the guide sleeve 6 is matched with the inner wall of the cavity 1B, so that the guide sleeve 6 can axially slide along the inner wall of the cavity 1B; the guide sleeve 6 is positioned behind the front arm 4A of the flexible conductive connecting piece 4, and the rear end of the conductive head 3, the front arm 4A of the flexible conductive connecting piece 4 and the guide sleeve 6 are fixedly connected through a first connecting piece 7;
in the concrete implementation, referring to fig. 7, a clamping groove 6A matched with the shape of the front arm 4A of the flexible conductive connecting piece 4 is formed in the front end face of the guide sleeve 6, and the front arm 4A is pressed in the clamping groove 6A. Through draw-in groove 6A, carry out spacing restraint to forearm 4A of flexible conductive connecting piece 4, prevent its deformation.
A support plate 9 is also fixedly arranged between the front arm 4A of the flexible conductive connecting piece 4 and the guide sleeve 6; the supporting board 9 is structured as shown in fig. 6, and the supporting board 9 is matched in shape with the front arm 4A of the flexible conductive connecting member 4. The front arm 4A of the flexible conductive connecting piece 4 is also limited and restrained by the supporting plate 9 to prevent deformation.
The spring 5 is positioned in the cavity 1B, one end of the spring 5 is fixed to the inner side of the insulating rear cover 2, and the other end of the spring 5 abuts against the rear part of the guide sleeve 6 to apply elastic force to the guide sleeve 6.
In the utility model, the second connecting piece 8 is a screw, as shown in fig. 8, the screw has an external thread 8A and an internal thread hole 8B; the external thread 8A of the screw is screwed into the insulating rear cover 2 to realize the fixation of the screw and the insulating rear cover 2;
the front end of the conductive bar 10 is provided with an external thread part, and the external thread part of the conductive bar 10 is screwed into the internal thread hole 8B of the screw after passing through the through hole of the rear arm 4C of the flexible conductive connecting piece 4, thereby realizing the fixation of the conductive bar 10, the rear arm 4C of the flexible conductive connecting piece 4 and the screw.
Therefore, the utility model discloses a special construction of second connecting piece 8 realizes that insulating housing, conductive row 10 and the flexible conductive connecting piece 4 between be connected fixedly to, the assembly is simple and convenient.
The utility model also provides a telescopic fills electrically conductive contact device fills electrically conductive method, including following step:
the front arm 4A of the flexible conductive connecting piece 4 is contacted with the conductive head 3 for conduction; therefore, the conductive head 3, the flexible conductive connecting member 4 and the conductive bar 10 always form a conductive path;
wherein, when conducting head 3 self-adaptation shrink, conducting head 3 slides right along slide 1A, when conducting head 3 slides right, produces following effect simultaneously:
1) the compression spring 5 provides buffer force for the sliding of the conductive head 3 through the spring 5;
2) the smoothness of the sliding of the conductive head 3 is ensured through the lubricating ring 11;
3) applying a damping force to the conductive head 3 through the damping ring 12;
4) the conductive head 3 slides inwards, so that the front arm 4A of the flexible conductive connecting piece 4 is pushed to move rightwards, and the rear arm 4C of the flexible conductive connecting piece 4 is fixed, so that the flexible conductive connecting piece 4 is compressed, the stable contact electrifying effect of the flexible conductive connecting piece 4 and the conductive head 3 is ensured, and the sliding buffering force of the conductive head 3 is provided through the flexible conductive connecting piece 4;
through the four aspects, the self-adaptive shrinkage of the conductive head 3 is realized;
in addition, when the conductive head 3 contracts in a self-adaptive manner, the spring 5, the buffer ring 12 and the flexible conductive connecting piece 4 all apply leftward thrust to the conductive head 3, so that the contact area between the conductive head 3 and the power receiving row is stable.
In the above process, when the flexible conductive connecting piece 4 is compressed and deformed by the conductive head 3, the flexible conductive connecting piece 4 is positioned through the limiting groove 1C, and the rotation of the flexible conductive connecting piece 4 is limited.
In the above process, when the flexible conductive connecting piece 4 is compressed and deformed by the conductive head 3, the front arm 4A of the flexible conductive connecting piece 4 is ensured not to deform through the limiting and restricting effects of the guide sleeve 6 and the supporting plate 9, and then the quality of the flexible conductive connecting piece 4 is ensured.
The utility model provides a telescopic fills conductive contact device and fills electrically conductive method is one kind and is applied to other charging devices such as electric automobile, can carry out the electrically conductive transmission of stable electric current in the butt joint charging process, reaches flexible in close contact with, guarantees heavy current motion transmission, and its use method is:
1. the retractable charging contact arrangement is mounted on a corresponding charging connection mechanism.
2. The telescopic charging contact device is combined with a power receiving device of a certain charging mechanism, so that the power receiving device can be flexibly butted with the charging contact, and the stable contact between the power receiving device and the telescopic charging contact device is ensured for current transmission.
The utility model provides a telescopic fills electrically conductive contact device and fills electrically conductive method has following advantage:
1. the telescopic charging contact device has a telescopic self-adaptive flexible conductive function, can ensure the attractiveness, integration, concealment, adaptability, flexibility, lubricity, conductivity, safety, structural firmness and conductivity of the whole appearance, and can ensure the insulativity and safety during operation.
2. The telescopic charging contact device can perform stable current conduction transmission in the butt joint charging process, and the insulating shell meets the electric technical requirements of insulation, voltage resistance and the like. The flexible conductive connecting piece 4 is positioned by utilizing the limiting groove 1C of the insulating shell and does not rotate randomly. The spring is designed in the insulating shell, so that the self-adaptive expansion of the conductive head can be ensured, and the stable contact between the power receiving bar and the telescopic contact element can be ensured. Proper self-lubricating materials and buffer designs are selected and embedded in the insulating shell, so that the lubricating property and the service life of the device are ensured.
The design not only solves the problems of attractive appearance, integration and concealment of the conductive device, but also solves the problems of safety and service life of the conductive device.
3. The telescopic charging contact device has a telescopic flexible conductive function, can ensure the firmness and conductivity of the structure and can ensure the adaptability, insulation and safety of the working process.
4. The telescopic charging conductive contact device realizes the conductive function of other charging devices such as electric automobiles and the like in the butt joint charging process, and achieves the flexible close contact large current motion transmission function. The method comprises the design of an integral structure, the selection of the design and the material of each part, the design and the selection of a conductive flexible contact element, the design of an insulating shell, the design realization of a lubricating function and the like.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be viewed as the protection scope of the present invention.
Claims (6)
1. A retractable, electrically-charged contact arrangement, comprising: the device comprises an insulating shell (1), an insulating rear cover (2), a conductive head (3), a flexible conductive connecting piece (4), a spring (5), a guide sleeve (6), a first connecting piece (7) and a second connecting piece (8);
the front end of the insulating shell (1) is provided with a slideway (1A) matched with the external shape of the conductive head (3); the rear end of the insulating shell (1) is fixedly provided with the insulating rear cover (2); the middle part of the insulating shell (1) is provided with a cavity (1B) communicated with the slideway (1A); the cavity (1B) is provided with a limiting groove (1C) communicated with the outside;
the conductive head (3) is arranged in the slideway (1A) in a sliding manner; the flexible conductive connecting piece (4) is U-shaped and comprises a front arm (4A), a connecting arm (4B) and a rear arm (4C) which are integrally formed; the front arm of the flexible conductive connecting piece (4) is positioned in the cavity (1B) and behind the conductive head (3); the connecting arm (4B) of the flexible conductive connecting piece (4) extends out of the limiting groove (1C), and the rear arm (4C) of the flexible conductive connecting piece (4) is positioned behind the insulating rear cover (2); the rear arm (4C) of the flexible conductive connecting piece (4) is fixedly connected with the insulating rear cover (2) through the second connecting piece (8);
the guide sleeve (6) is arranged in the cavity (1B) in a sliding manner, the guide sleeve (6) is positioned behind the front arm (4A) of the flexible conductive connecting piece (4), and the rear end of the conductive head (3), the front arm (4A) of the flexible conductive connecting piece (4) and the guide sleeve (6) are fixedly connected through the first connecting piece (7);
the spring (5) is located inside the cavity (1B), one end of the spring (5) is fixed to the inner side of the insulating rear cover (2), and the other end of the spring (5) abuts against the rear side of the guide sleeve (6) to apply elastic force to the guide sleeve (6).
2. Telescopic charging contact arrangement according to claim 1, characterised in that the guide sleeve (6) has a profile adapted to the inner wall of the cavity (1B).
3. The telescopic charging contact arrangement as claimed in claim 1, characterized in that the front end face of the guide sleeve (6) is provided with a locking groove (6A) matching the shape of the front arm (4A) of the flexible conductive connection piece (4), the front arm (4A) being pressed into the locking groove (6A).
4. Telescopic charging and conducting contact arrangement according to claim 1, characterised in that between the front arm (4A) of the flexible conducting connection (4) and the guide sleeve (6) there is also fixedly mounted a support plate (9); the shape of the supporting plate (9) is matched with that of a front arm (4A) of the flexible conductive connecting piece (4).
5. A retractable charging contact arrangement as claimed in claim 1, characterised in that the second connection member (8) is a screw having an external thread (8A) and an internal threaded bore (8B); the external thread (8A) of the screw is screwed into the insulating rear cover (2) in a threaded manner, so that the screw and the insulating rear cover (2) are fixed;
the front end of the conductive bar (10) is provided with an external thread part, the external thread part of the conductive bar (10) penetrates through a through hole of a rear arm (4C) of the flexible conductive connecting piece (4) and then is screwed into an internal thread hole (8B) of the screw rod, so that the conductive bar (10), the rear arm (4C) of the flexible conductive connecting piece (4) and the screw rod are fixed.
6. A retractable, electrically-charged contact arrangement as claimed in claim 1, further comprising a lubricating ring (11) and a damping ring (12);
an annular groove is formed in the inner wall of the front end of the insulating shell (1); the lubricating ring (11) is positioned in the annular groove, and the lubricating ring (11) is sleeved on the outer surface of the conductive head (3);
the buffer ring (12) is positioned in the annular groove, and the buffer ring (12) is sleeved on the periphery of the lubricating ring (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120713716.1U CN214450346U (en) | 2021-04-08 | 2021-04-08 | Telescopic charging conductive contact device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120713716.1U CN214450346U (en) | 2021-04-08 | 2021-04-08 | Telescopic charging conductive contact device |
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| Publication Number | Publication Date |
|---|---|
| CN214450346U true CN214450346U (en) | 2021-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120713716.1U Active CN214450346U (en) | 2021-04-08 | 2021-04-08 | Telescopic charging conductive contact device |
Country Status (1)
| Country | Link |
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| CN (1) | CN214450346U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112937329A (en) * | 2021-04-08 | 2021-06-11 | 北京维通利电气有限公司 | Telescopic charging contact device and charging method |
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2021
- 2021-04-08 CN CN202120713716.1U patent/CN214450346U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112937329A (en) * | 2021-04-08 | 2021-06-11 | 北京维通利电气有限公司 | Telescopic charging contact device and charging method |
| CN112937329B (en) * | 2021-04-08 | 2024-05-28 | 北京维通利电气有限公司 | Telescopic charging conductive contact device and charging conductive method |
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| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 8 Jufu South Road, Yujiawu Hui Township, Tongzhou District, Beijing, 101105 Patentee after: Beijing Weitongli Electric Co.,Ltd. Country or region after: China Address before: 101105 Beijing Tongzhou District Tongzhou District 8 South Road 1 1 1 Patentee before: BEIJING VICTORY ELECTRIC Co.,Ltd. Country or region before: China |
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| CP03 | Change of name, title or address |