CN112164934A - Automatic locking device for charging port of new energy automobile - Google Patents
Automatic locking device for charging port of new energy automobile Download PDFInfo
- Publication number
- CN112164934A CN112164934A CN202011049890.7A CN202011049890A CN112164934A CN 112164934 A CN112164934 A CN 112164934A CN 202011049890 A CN202011049890 A CN 202011049890A CN 112164934 A CN112164934 A CN 112164934A
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- China
- Prior art keywords
- ring
- locking device
- upper cover
- automatic locking
- rod
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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
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
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- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses an automatic locking device for a charging port of a new energy automobile, which comprises a shell, a limiting rotating structure and a telescopic clamping structure, wherein the shell is arranged on the outer peripheral surface of the charging port in an enclosing manner, the limiting rotating structure is arranged in the shell in a surrounding manner along the circumferential direction and can be rotatably arranged, and the telescopic clamping structure is connected to the limiting rotating structure and is driven by the limiting rotating structure to be stretched and penetrate through the shell; wherein, the casing includes fixed connection at least in the base on the mouthful outer peripheral face that charges to and set up on the base and base relative along circumference direction pivoted upper cover, and spacing rotating-structure connects on the upper cover, and moves through the upper cover and rotate, flexible joint structure telescopically connects on the base, and at least partial flexible joint structure's lateral surface agrees with mutually with spacing rotating-structure's partial side. The device has the advantages of small volume, small occupied space, manual operation and simplicity and convenience.
Description
Technical Field
The invention relates to the field of new energy automobile charging structures, in particular to an automatic locking device for a charging port of a new energy automobile.
Background
With the rapid development of new energy technology, the market share of new energy automobiles is higher and higher. In the use process of the new energy automobile, the charging technology is inevitably needed to be correspondingly used.
However, the charging gun of the conventional charging device is generally directly inserted into the charging port of the vehicle for charging, and thus, the charging process is easily unstable. Although there is the locking device in the relevant charging process among the prior art, its internal structure is relatively complicated, still need use electric drive mode such as motor, and not only the structure is big, and occupation space is big, and needs additionally to use electric power, and all operate under the flameout state of car during general charging, consequently can cause the inconvenience of using.
Disclosure of Invention
Aiming at the prior art, the invention aims to solve the problems that the locking structure in the charging process of the new energy automobile in the prior art is large in size, needs to provide additional power, is inconvenient to use and the like, so that the automatic locking device for the charging port of the new energy automobile is small in size, small in occupied space, capable of being manually operated and simple and easy to operate.
In order to achieve the purpose, the invention provides an automatic locking device for a charging port of a new energy automobile, which comprises a shell, a limiting rotating structure and a telescopic clamping structure, wherein the shell is arranged on the outer peripheral surface of the charging port in a surrounding manner, the limiting rotating structure is arranged in the shell in a surrounding manner along the circumferential direction and can be rotatably arranged, and the telescopic clamping structure is connected to the limiting rotating structure and is driven by the limiting rotating structure to be stretched and penetrate through the shell; wherein the content of the first and second substances,
the casing includes fixed connection at least in the base on the mouthful outer peripheral face that charges, and set up in just can be relative on the base is along circumference direction pivoted upper cover, just spacing rotating-structure connect in cover on, and pass through the upper cover moves and rotates, flexible joint structure telescopically connect in on the base, and at least part flexible joint structure's lateral surface with spacing rotating-structure's partial side agrees with mutually.
Preferably, the telescopic clamping structure comprises a main rod fixedly connected to the base and extending towards the upper cover, and an auxiliary rod penetrating at least part of the main rod;
orientation in the mobile jib the terminal surface of upper cover is inwards sunken to be formed with the perforating hole, just follow the protruding spacing strip that is formed with of axial direction in the perforating hole, the auxiliary rod runs through the perforating hole sets up, just it is formed with the external screw thread to extend on at least partial surface of auxiliary rod, but spacing rotating-structure goes up to be provided with the rotation ground cup joint the nestification of auxiliary rod, just be formed with on the nested inner wall with external screw thread matched with internal thread.
Preferably, the rotation limiting structure includes a rotating ring arranged around the extending direction of the housing, and a first toothed ring is formed on an outer side surface and/or an inner side surface of the rotating ring, the nesting is rotatably connected to the base through a connecting rod, and a second toothed ring meshed with the first toothed ring is formed on an outer peripheral surface of the nesting.
Preferably, a plurality of arc-shaped extending holes corresponding to the auxiliary rods one to one are correspondingly formed in the upper cover, the width of each arc-shaped extending hole is not smaller than the diameter of each auxiliary rod, and the arc-shaped extending holes extend along the rotating path of the limiting rotating structure.
Preferably, the side wall of the arc-shaped extending hole extends inwards to form a guide groove, and one end of the auxiliary rod close to the upper cover is positioned in the guide groove.
Preferably, be close to in the guide way the one end of base still is provided with a set of elastic film, a set of relative setting be formed with the gap between the elastic film, vice pole includes connecting rod portion and the joint portion that sets up in order from inside to outside, just connecting rod portion runs through the elastic film sets up.
Preferably, the clamping portion comprises two clamping blocks which are oppositely arranged, a spring which is arranged between the two clamping blocks, and an annular clamping hoop which is used for contracting or expanding the spring.
Preferably, each clamping block at least comprises an elastic rod extending from the connecting rod part and a buckle arranged at one end of the elastic rod far away from the connecting rod part and with an outward convex outer side surface;
the annular clamp is formed by the concatenation of polylith arc concatenation piece, and every be connected with the elasticity torsion components that can contract or relax on the arc concatenation piece.
Preferably, the elasticity twists reverse the subassembly include with the coaxial setting of annular clamp from the circle of revolving, and cup joint set up in the outside retainer plate of rotation circle, just from the circle of revolving with through can around locating between the elasticity twists circle does not have elastic metal rope and connects, every arc splicing piece with connect through elasticity resetting element between the retainer plate.
Preferably, the rotation ring is connected with the rotation ring through a connecting piece, and the rotation ring is driven by the rotation ring to rotate forwards or backwards.
According to the technical scheme, the shell comprises the base and the upper cover, the upper cover can rotate relative to the base, on the basis, the limiting rotating structure can be correspondingly adjusted only by rotating the upper cover, the telescopic clamping structure is further driven to correspondingly stretch through the limiting rotating structure, clamping is further effectively achieved, an electric structure is not needed in the whole process, operation is convenient, the shell is installed on the outer peripheral surface of the charging port, more space is basically not additionally occupied, and occupation of other effective space is greatly reduced.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of an automatic locking device provided by the present invention;
FIG. 2 is a schematic structural diagram of the upper cover provided by the present invention;
FIG. 3 is a schematic structural view of the ring clamp provided by the present invention;
fig. 4 is a partially enlarged view of a portion a in fig. 1.
Description of the reference numerals
1-a shell; 2-a limit rotation structure; 3-a telescopic clamping structure;
11-a base; 12-upper cover; 13-arc extension holes; 14-a guide groove;
21-swivel; 22-a first toothed ring;
31-main rod; 32-secondary rod; 33-through holes; 34-a limit bar; 35-external threads; 36-nesting; 37-internal threads; 38-a connecting rod; 39-second toothed ring;
321-connecting rod part; 322-a fixture block; 323-spring; 324-an annular collar; 325-arc splicing sheet; 326-self-rotation ring; 327-a retaining ring; 328-an elastic return element; 329-metal cord.
Detailed Description
The following describes in detail specific embodiments of the present invention. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
As shown in fig. 1 to 4, the present invention provides an automatic locking device for a charging port of a new energy vehicle, the automatic locking device includes a housing 1 disposed on an outer peripheral surface of the charging port in a surrounding manner, a limiting rotation structure 2 disposed in the housing 1 in a surrounding manner along a circumferential direction and rotatably disposed, and a retractable latching structure 3 connected to the limiting rotation structure 2 and driven by the limiting rotation structure 2 to extend and retract and penetrate through the housing 1; wherein the content of the first and second substances,
casing 1 includes fixed connection at least in the base 11 on the mouthful outer peripheral face that charges, and set up in just can be relative on the base 11 is along circumference direction pivoted upper cover 12, just spacing rotating-structure 2 connect in on the upper cover 12, and pass through upper cover 12 drives and rotates, flexible joint structure 3 telescopically connect in on the base 11, and at least part flexible joint structure 3's lateral surface with spacing rotating-structure 2's part side agrees with mutually.
Based on the setting, overall structure adopts mechanical structure's design, rotates through driving upper cover 12 and can further rotate through the spacing rotation that drives spacing rotating-structure 2, and then effectively realizes flexible joint structure 3's flexible to thereby effectively realize the joint to the rifle that charges through it is flexible, and whole process convenient operation need not to adopt electrical equipment completely, makes it can be by wide application under the arbitrary scene.
In a preferred embodiment of the present invention, in order to enable the retractable clamping structure 3 to be effectively driven by the limit rotating structure 2 to perform a retractable movement, the retractable clamping structure 3 includes a main rod 31 fixedly connected to the base 11 and extending toward the upper cover 12, and an auxiliary rod 32 penetrating at least a portion of the main rod 31;
orientation in the mobile jib 31 the terminal surface of upper cover 12 is inwards sunken to be formed with perforating hole 33, just follow the protruding spacing strip 34 that is formed with of axial direction in the perforating hole 33, sub-pole 32 runs through the perforating hole 33 sets up, just it is formed with external screw thread 35 to extend on at least part surface of sub-pole 32, can be provided with on the spacing rotating-structure 2 autogamy and cup joint the nestification 36 of sub-pole 32, just be formed with on the inner wall of nestification 36 with external screw thread 35 matched with internal thread 37. The arrangement mode enables the auxiliary rod 32 to move relative to the main rod 31 only along the axial direction, and on the basis, the auxiliary rod 32 can be driven to stretch and retract through rotation through the matching of the internal thread 37 and the external thread 35 between the nesting 36 on the limit rotating structure 2 and the auxiliary rod 32.
In a further preferred embodiment, in order to better realize the driving based on the rotation of the upper cover 12, the rotation limiting structure 2 includes a rotating ring 21 disposed to surround in the extending direction of the housing 1, a first toothed ring 22 is formed on the outer side surface and/or the inner side surface of the rotating ring 21, the nesting 36 is rotatably connected to the base 11 through a connecting rod 38, and a second toothed ring 39 engaged with the first toothed ring 22 is formed on the outer peripheral surface of the nesting 36. Of course, a fixed connection may be provided between the rotary ring 21 and the upper cover 12, so that the rotary ring 21 is rotated by the rotation of the upper cover 12.
In a further preferred embodiment, in order to prevent the upper cover 12 from stopping the penetration and extension of the secondary rod 32 during the rotation process and to be able to play a certain role in supporting and stabilizing the secondary rod 32, a plurality of arc-shaped extension holes 13 corresponding to each secondary rod 32 are correspondingly formed on the upper cover 12, the width of each arc-shaped extension hole 13 is not less than the diameter of the secondary rod 32, and the arc-shaped extension holes 13 are arranged along the rotation path of the limit rotation structure 2 in an extending manner.
In a further preferred embodiment, the side wall of the arc-shaped extension hole 13 is formed to extend inward as a guide groove 14, and one end of the sub-lever 32 near the upper cover 12 is located in the guide groove 14.
In a further preferred embodiment, a set of elastic films which are arranged oppositely is further arranged at one end, close to the base 11, of the guide groove 14, a gap is formed between the elastic films, the auxiliary rod 32 comprises a connecting rod portion 321 and a clamping portion which are sequentially arranged from inside to outside, and the connecting rod portion 321 penetrates through the elastic films. Preferably, the connecting rod 321 is formed in a sheet shape, so that the elastic film can be better sealed to prevent impurities such as dust from entering.
In a further preferred embodiment, the clamping portion includes two clamping blocks 322 oppositely arranged, a spring 323 arranged between the two clamping blocks 322, and an annular clamp 324 for contracting or expanding the spring 323. By providing the annular clamp 324, the clamping block 322 can be controlled to relatively approach or move away from the annular clamp, and further, the clamping and the separation between the two can be effectively realized.
In a more preferred embodiment, each of the latch blocks 322 at least includes an elastic rod extending from the connecting rod portion 321, and a latch disposed at an end of the elastic rod away from the connecting rod portion 321, and an outer side surface of the latch projects outwards;
the annular clamp 324 is formed by splicing a plurality of arc splicing pieces 325, and each arc splicing piece 325 is connected with a retractable elastic torsion component.
In a preferred embodiment, the elastic torsion assembly includes a rotation ring 326 coaxially disposed with the annular collar 324, and a fixed ring 327 sleeved outside the rotation ring 326, and the rotation ring 326 and the elastic torsion assembly are connected by a metal rope 329 that can be wound around the rotation ring 326 and has no elasticity, and each of the arc-shaped splicing pieces 325 and the fixed ring 327 are connected by an elastic return element 328.
The overall arrangement is such that the annular collar 324 can be expanded or contracted by forward rotation of the self-rotating ring 326 and the reverse rotation of the self-rotating ring 326 can be reversed, wherein the metal cord 329 is contracted by winding in the forward movement, and the elastic return element 328 is compressed, and the metal cord 329 is extended in the reverse movement, and the elastic return element 328 is rebounded to expand the entire ring.
In a further preferred embodiment, the self-rotating ring 326 is connected to the rotating ring 21 through a connecting member, and the self-rotating ring 326 is driven by the rotating ring 21 to rotate forward or backward.
The preferred embodiments of the present invention have been described in detail, however, the present invention is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention.
It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and the invention is not described in any way for the possible combinations in order to avoid unnecessary repetition.
In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.
Claims (10)
1. The automatic locking device for the charging port of the new energy automobile is characterized by comprising a shell (1) arranged on the outer peripheral surface of the charging port in a surrounding manner, a limiting rotating structure (2) arranged in the shell (1) in a surrounding manner along the circumferential direction and rotatably arranged, and a telescopic clamping structure (3) connected to the limiting rotating structure (2) and driven by the limiting rotating structure (2) to stretch and penetrate through the shell (1); wherein the content of the first and second substances,
casing (1) includes base (11) of fixed connection on the mouth outer peripheral face that charges at least, and set up in just can be relative on base (11) are along circumference direction pivoted upper cover (12), just spacing rotating-structure (2) connect in on upper cover (12), and pass through upper cover (12) drive rotates, flexible joint structure (3) telescopically connect in on base (11), and at least part the lateral surface of flexible joint structure (3) with the part side of spacing rotating-structure (2) agrees with mutually.
2. The automatic locking device according to claim 1, characterized in that said telescopic snap-in structure (3) comprises a primary rod (31) fixedly connected to said base (11) and extending towards said upper cover (12), a secondary rod (32) provided through at least part of said primary rod (31);
orientation in mobile jib (31) the terminal surface of upper cover (12) is inwards sunken to be formed with perforating hole (33), just along the protruding spacing strip (34) that is formed with of axial direction in perforating hole (33), auxiliary rod (32) run through perforating hole (33) set up, just extend on the at least partial surface of auxiliary rod (32) and be formed with external screw thread (35), can be provided with on spacing rotating-structure (2) with the rotation and cup joint nested (36) of auxiliary rod (32), just be formed with on the inner wall of nested (36) with external screw thread (35) matched with internal thread (37).
3. The automatic locking device according to claim 2, wherein the rotation-limiting structure (2) comprises a rotary ring (21) which is arranged to surround in the extending direction of the housing (1), a first toothed ring (22) is formed on the outer side surface and/or the inner side surface of the rotary ring (21), the nesting sleeve (36) is rotatably connected to the base (11) through a connecting rod (38), and a second toothed ring (39) which is meshed with the first toothed ring (22) is formed on the outer peripheral surface of the nesting sleeve (36).
4. The automatic locking device according to claim 2 or 3, characterized in that a plurality of arc-shaped extending holes (13) corresponding to each secondary rod (32) are correspondingly formed on the upper cover (12), the width of each arc-shaped extending hole (13) is not less than the diameter of each secondary rod (32), and the arc-shaped extending holes (13) are arranged in an extending manner along the rotation path of the limit rotation structure (2).
5. The automatic locking device according to claim 4, characterized in that the side wall of the arc-shaped extending hole (13) is formed to extend inward as a guide groove (14), and one end of the sub-lever (32) near the upper cover (12) is located in the guide groove (14).
6. The automatic locking device of claim 5, wherein one end of the guide groove (14) close to the base (11) is further provided with a set of elastic films which are oppositely arranged, a gap is formed between the set of elastic films, the auxiliary rod (32) comprises a connecting rod part (321) and a clamping part which are sequentially arranged from inside to outside, and the connecting rod part (321) penetrates through the elastic films.
7. The automatic locking device as claimed in claim 6, wherein the catching portion comprises two catches (322) oppositely arranged, a spring (323) arranged between the two catches (322), and an annular band (324) for contracting or expanding the spring (323).
8. The automatic locking device as claimed in claim 7, wherein each latch (322) comprises at least an elastic rod extending from the connecting rod portion (321), and a catch disposed at one end of the elastic rod away from the connecting rod portion (321) and having an outer side surface protruding outwards;
the annular clamp hoop (324) is formed by splicing a plurality of arc splicing sheets (325), and each arc splicing sheet (325) is connected with an elastic torsion component which can contract or relax.
9. The automatic locking device of claim 8, wherein the elastic torsion assembly comprises a self-rotating ring (326) coaxially arranged with the annular clamping band (324), and a fixed ring (327) sleeved outside the self-rotating ring (326), and the self-rotating ring (326) and the elastic torsion assembly are connected through a metal rope (329) which can be wound on the self-rotating ring (326) and has no elasticity, and each arc-shaped splicing sheet (325) and the fixed ring (327) are connected through an elastic return element (328).
10. The automatic locking device as claimed in claim 9, characterized in that the self-rotation ring (326) is connected to the rotation ring (21) by a connecting member, and the self-rotation ring (326) is rotated in the forward or reverse direction by the rotation ring (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011049890.7A CN112164934B (en) | 2020-09-29 | 2020-09-29 | Automatic locking device for charging port of new energy automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011049890.7A CN112164934B (en) | 2020-09-29 | 2020-09-29 | Automatic locking device for charging port of new energy automobile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112164934A true CN112164934A (en) | 2021-01-01 |
| CN112164934B CN112164934B (en) | 2022-02-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011049890.7A Active CN112164934B (en) | 2020-09-29 | 2020-09-29 | Automatic locking device for charging port of new energy automobile |
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| CN (1) | CN112164934B (en) |
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| EP0921604A1 (en) * | 1997-12-03 | 1999-06-09 | Palazzoli S.p.A. | Device for clamping the cable in electrical outlets or plugs |
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| US20150177467A1 (en) * | 2013-12-20 | 2015-06-25 | Senko Advanced Components, Inc. | Lockable connectors and connection assemblies |
| US20150194765A1 (en) * | 2014-01-03 | 2015-07-09 | T-Conn Precision Corporation | Cable connector with switch structure |
| CN105322363A (en) * | 2015-10-16 | 2016-02-10 | 宁波天鹭莱电子技术有限公司 | Round electrical connector |
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| CN208142448U (en) * | 2018-05-09 | 2018-11-23 | 广东电网有限责任公司 | A kind of cable connecting device |
| CN108909512A (en) * | 2018-07-26 | 2018-11-30 | 张勤 | A kind of annular up-down intelligent automatic butt new-energy automobile charging system |
| CN109728473A (en) * | 2018-12-05 | 2019-05-07 | 东莞市鼎通精密五金股份有限公司 | A kind of electric car circular high voltage interlocking connector |
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2020
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4691974A (en) * | 1986-01-02 | 1987-09-08 | Pinkerton Michael B | Safety covers for electric outlets |
| EP0921604A1 (en) * | 1997-12-03 | 1999-06-09 | Palazzoli S.p.A. | Device for clamping the cable in electrical outlets or plugs |
| CN202068022U (en) * | 2011-06-13 | 2011-12-07 | 人和光伏科技有限公司 | Fastening connector |
| US20150177467A1 (en) * | 2013-12-20 | 2015-06-25 | Senko Advanced Components, Inc. | Lockable connectors and connection assemblies |
| US20150194765A1 (en) * | 2014-01-03 | 2015-07-09 | T-Conn Precision Corporation | Cable connector with switch structure |
| TWM482877U (en) * | 2014-03-03 | 2014-07-21 | Hanwit Prec Ind Ltd | Rotatory fixing device |
| CN105322363A (en) * | 2015-10-16 | 2016-02-10 | 宁波天鹭莱电子技术有限公司 | Round electrical connector |
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| CN109728473A (en) * | 2018-12-05 | 2019-05-07 | 东莞市鼎通精密五金股份有限公司 | A kind of electric car circular high voltage interlocking connector |
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| Publication number | Publication date |
|---|---|
| CN112164934B (en) | 2022-02-25 |
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Effective date of registration: 20220128 Address after: Room 1-199, building 1, courtyard 1, Dongguantou, Fengtai District, Beijing 100071 Applicant after: State Grid commercial electric vehicle Investment Co.,Ltd. Address before: 243000 2, 1669 north section of Huo Li Shan Road, Ma'anshan high tech Zone, Anhui Applicant before: Ma'anshan Kaitong New Energy Technology Co.,Ltd. |
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