CN117767067A - Electronic locking device - Google Patents
Electronic locking device Download PDFInfo
- Publication number
- CN117767067A CN117767067A CN202410014764.XA CN202410014764A CN117767067A CN 117767067 A CN117767067 A CN 117767067A CN 202410014764 A CN202410014764 A CN 202410014764A CN 117767067 A CN117767067 A CN 117767067A
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- Prior art keywords
- feed screw
- transmission gear
- cantilevers
- self
- locking device
- 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.)
- Pending
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- 230000005540 biological transmission Effects 0.000 claims abstract description 46
- 230000007246 mechanism Effects 0.000 claims abstract description 34
- 230000009471 action Effects 0.000 claims abstract description 14
- 238000001125 extrusion Methods 0.000 claims abstract description 8
- 238000006243 chemical reaction Methods 0.000 description 9
- 238000007789 sealing Methods 0.000 description 5
- 238000011161 development Methods 0.000 description 4
- 230000007704 transition Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004801 process automation Methods 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B79/00—Mounting or connecting vehicle locks or parts thereof
- E05B79/10—Connections between movable lock parts
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B79/00—Mounting or connecting vehicle locks or parts thereof
- E05B79/10—Connections between movable lock parts
- E05B79/20—Connections between movable lock parts using flexible connections, e.g. Bowden cables
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B81/00—Power-actuated vehicle locks
- E05B81/02—Power-actuated vehicle locks characterised by the type of actuators used
- E05B81/04—Electrical
- E05B81/06—Electrical using rotary motors
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B83/00—Vehicle locks specially adapted for particular types of wing or vehicle
- E05B83/28—Locks for glove compartments, console boxes, fuel inlet covers or the like
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B85/00—Details of vehicle locks not provided for in groups E05B77/00 - E05B83/00
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Transmission Devices (AREA)
- Lock And Its Accessories (AREA)
Abstract
The invention discloses an electronic locking device, which comprises a buckling mechanism, wherein the buckling mechanism comprises a transmission gear and a feed screw, a through hole is formed in the transmission gear, one end of the feed screw is a threaded rod, the other end of the feed screw is inserted into the through hole, the end is provided with two cantilevers capable of inwards shifting under the action of external force, at least one pair of protrusions are arranged at the positions, corresponding to the inner wall of the transmission gear, of the tail ends of the two cantilevers of the feed screw, and the cantilevers can inwards shift under the extrusion action of the wedge-shaped protrusions in the transmission gear. The invention redesigns the buckle mechanism and adds the self-locking mechanism, thus preventing the lock tongue from being accidentally pushed and retracted to enable the manual unlocking and the electric locking to be mutually independent, and ensuring that the two sets of devices are not mutually affected when in work.
Description
Technical Field
The invention belongs to the technical field of new energy automobile charging equipment, and relates to a locking device used for a new energy automobile charging interface.
Background
Along with the rapid development of the electric automobile charging technology, the types of charging sockets for automobiles are more and more, and the charging speed is faster and faster. Currently, a vehicle charging interface locking device, which is used for improving the safety of a charging process, is called an electronic lock. Electronic locks are classified into mechanical lock cylinders and electromagnetic lock cylinders. Generally, the traditional mechanical lock is complex in structure and low in reliability, the locking function of a part of lock bodies can be realized only by other equipment on the vehicle body, the structure of the locking device is not matched with a charging interface, the matching is completed by matching with a conversion device, the size is large, the manufacturing cost is high, the concept and the target of the platform development and the design of the whole vehicle are limited to a certain extent, and the social labor force is directly and indirectly wasted.
Disclosure of Invention
In order to solve the problems, the invention discloses an electronic locking device, wherein a buckle mechanism is redesigned, a self-locking mechanism is additionally arranged, and the lock tongue is prevented from being accidentally pushed and retracted to enable manual unlocking and electric locking to be mutually independent, so that two sets of devices are not mutually affected when in work.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides an electronic locking device, includes buckle mechanism, buckle mechanism includes drive gear and feed screw, is provided with the through-hole in the drive gear, and feed screw one end is the threaded rod, and the other end inserts in this through-hole, and this end has two cantilevers that can inwards deviate under the exogenic action, and two cantilever ends of feed screw and drive gear inner wall relevant position department are provided with at least a pair of wedge arch, and the cantilever can inwards deviate under the bellied extrusion effect of wedge in the drive gear.
Further, a square hole is formed in the transmission gear, a square double cantilever is arranged at the other end of the feed screw, and the square double cantilever of the feed screw is inserted into the square hole of the transmission gear.
Further, the buckle mechanism comprises a transmission gear and a feed screw, a through hole is formed in the transmission gear, the end of the feed screw is a threaded rod, the other end of the feed screw is inserted into the through hole, the end of the feed screw is provided with two cantilevers capable of inwards shifting under the action of external force, at least one pair of wedge-shaped bulges are arranged at the corresponding positions of the tail ends of the two cantilevers of the feed screw and the inner wall of the transmission gear, and the cantilevers can inwards shift under the extrusion action of the wedge-shaped bulges in the transmission gear.
Furthermore, two pairs of wedge-shaped protruding buckles are arranged at the insertion position of the square double-cantilever tail end of the feed screw and the square hole of the transmission gear, and under the normal state, when the double cantilevers do not deviate inwards, the buckle on the transmission gear can prop against the buckle on the feed screw, so that the feed screw is prevented from backing.
Further, when the feed screw moves along the axial direction, the double cantilevers can deflect inwards under the extrusion action of the wedge-shaped protrusions in the square holes of the transmission gear, the buckles are separated, and at the moment, the feed screw can continue to move along the axial direction in the square holes of the transmission gear.
Further, the self-locking mechanism comprises a feed screw and a self-locking spring plate, wherein a chute is arranged on the feed screw along the axis direction, one end of the feed screw is a threaded rod, and the other end of the feed screw is provided with two cantilevers capable of inwards shifting under the action of external force; the self-locking spring plate is characterized in that one end of the self-locking spring plate is provided with a hook, the hook is arranged in the sliding groove, the other end of the self-locking spring plate is provided with a supporting clamp which is used for propping against two cantilevers of the feed screw from the inner side, and when the hook slides in the sliding groove on the self-locking spring plate, the supporting clamp can be separated from the tail ends of the two cantilevers of the feed screw.
A charging socket having an electronic locking device as claimed in any one of the preceding claims.
Compared with the prior art, the invention has the following advantages and beneficial effects:
1. the locking mechanism provided by the invention has the advantages that the conception is exquisite, the transmission mechanism is ingenious in matching, the safety is high under the normal state, the misoperation of the manual mechanism can be effectively prevented, and the transmission mechanism can be safely, reliably and rapidly unlocked when emergency manual unlocking is needed.
2. The invention has the advantages of high process integration level, higher process automation degree, low cost, higher protection level, durability, safety and reliability. Compared with the prior similar products, the novel integrated circuit has the characteristics of simple structure, small and exquisite external dimension, low cost, capability of meeting the high protection level and the like, can solve the problem that most whole car manufacturers are in tension in arrangement space and have high requirements on space dimension, and provides better product input for platform development, standardized development and design.
3. The invention solves the problem that the lock tongue is easy to be ejected and retracted, has higher success rate of locking and unlocking under various working conditions, and reduces the misjudgment probability of the system during charging locking and unlocking.
4. The invention solves the problem that the operating handle at the tail end of the manual unlocking mechanism is followed when the electronic lock is locked and unlocked each time, and the manual unlocking mechanism and the electric locking mechanism are mutually independent through redesigning the internal structure, so that the two sets of mechanisms are not mutually influenced when in work, thereby avoiding the problems of interference of parts in a vehicle body caused by the follow-up rotation of the operating handle, and the like.
Drawings
Fig. 1 is an exploded view of an electronic locking device according to the present invention.
Fig. 2 is an external view of an electronic locking device provided by the invention.
Fig. 3 is a horizontal sectional view of the electronic locking device provided by the invention.
Fig. 4 is an assembly view of the electronic locking device provided by the invention, wherein the upper cover is not installed.
Fig. 5 is a horizontal sectional view and a longitudinal sectional view of the locking mechanism of the electronic locking device provided by the invention.
Fig. 6 is a schematic diagram of a positioning mode of matching a pull sleeve and a bottom shell via hole of the electronic locking device provided by the invention.
Detailed Description
The technical scheme provided by the present invention will be described in detail with reference to the following specific examples, and it should be understood that the following specific examples are only for illustrating the present invention and are not intended to limit the scope of the present invention.
An electronic locking device as shown in fig. 1-6, comprising a housing composed of an upper cover 1 and a bottom case 8, wherein the upper cover 1 and the bottom case 8 are positioned by at least one flange structure and are rigidly connected, such as sealant connection, ultrasonic welding, etc.; other modes of connection can be adopted according to the needs, and even an integral structure of the upper cover and the bottom shell can be adopted. A cavity is formed between the upper cover 1 and the bottom shell 8, and an electric conversion unit 2, a transmission mechanism, a lock tongue sliding block 4, a feed screw 10, a self-locking spring piece 12, a ball stay 14, a return spring 15 and a stay sleeve 16 are arranged in the cavity.
The lock tongue slider 4 has a square end, which is prevented from rotating, and a threaded chute structure, which may be semi-open or blind hole in the drawings of this example, is provided at one end, and a cylindrical lock tongue portion, which extends to the outside of the bottom case 8 through a through hole in one side of the bottom case 8. The step surface is arranged at the through hole, the annular sealing element 5 is arranged to play a sealing role, the inner ring is matched with the cylindrical lock tongue to form a seal, and the outer ring is matched with the through hole on the side surface of the bottom shell 8 to form a seal. A blocking cover 6 is also provided on the annular sealing element 5 for protection. At least two guide bosses are arranged on the outer surface of the square end of the lock tongue sliding block 4, and the guide bosses can prevent the lock tongue sliding block 4 from deflecting around any axis; the spring bolt slider 4 can also have a good guiding function on the moving direction of the spring bolt slider 4, and the spring bolt slider 4 can move in a directional manner in a slideway formed after the upper cover 1 is connected with the bottom shell 8. One end of the feed screw 10 is a threaded rod, the external thread of the feed screw is matched with the internal thread in the blind hole of the lock tongue slide block, and the threaded rod can rotate in the blind hole of the lock tongue slide block 4. The other end of the feed screw 10 is provided with a square double cantilever.
The shell is also internally provided with a signal feedback unit 3, the outer surface of the lock tongue sliding block 4 is provided with a trigger mechanism, and the trigger mechanism can trigger the signal feedback unit and feed back signals to the whole vehicle system controller. The trigger mechanism should be positioned at the locking position of the lock tongue slide block so as to send a feedback signal when locking. In this example, the triggering mechanism is a small protrusion arranged outside the tongue slider 4. Other structures or electronic components may be used instead of the bumps.
The electric conversion unit 2 is connected with a transmission mechanism, the transmission mechanism is connected with the feed screw 10, and power generated by the electric conversion unit is transmitted to the feed screw 10 through the transmission mechanism. In this example, the motor is used as the electric conversion unit.
Specifically, in this example, the transmission mechanism is a driving gear 112 fixedly connected to the electric conversion unit, a transition gear 111 meshed with the driving gear 112, and a transmission gear 11 meshed with the transition gear 111. The electric conversion unit 2 can transmit power to the transition gear 111 through the driving gear 112 fixedly connected thereto, and finally, the power is transited to the transmission gear 11. The number of gears may be increased or decreased according to actual needs. As long as the electric conversion monolithic 2 is capable of transmitting power to the transmission gear. In the figure, a square hole is formed in the transmission gear 11, and a square double cantilever of the feed screw 10 is inserted into the square hole of the transmission gear. The square double cantilever tail end of the feed screw 10 and the square hole of the transmission gear 11 are inserted with two pairs of wedge-shaped protruding buckles, and under the normal state, when the double cantilever does not deviate inwards (taking the axis direction of the feed screw as the inner direction) (at least one part of cantilever moves inwards), the buckle on the transmission gear can prop against the buckle on the feed screw 10, so that the feed screw 10 is prevented from backing. When the feed screw 10 moves along the axial direction, the double cantilever can deflect inwards under the extrusion action of the wedge-shaped bulge in the square hole of the transmission gear 11, the buckle is disengaged, and at the moment, the feed screw 10 can continue to move along the axial direction in the square hole of the transmission gear 11. The feed screw 10 and the drive gear 11 form a snap-in mechanism.
One end of the self-locking spring piece 12 is provided with a hook for being clamped in a double-cantilever middle chute of the feed screw 10, and the other end is provided with a support clamp for propping against the double cantilevers of the feed screw 10. The support clip in the self-locking spring 12 can prevent the feed screw cantilever from shifting inward, forming a self-locking mechanism. One end provided with the support card is positioned in the square hole of the transmission gear 11. The stay wire sleeve 16 is connected with the self-locking elastic sheet 12 through the ball-head stay wire 14, a ball head is arranged at the tail end of the stay wire, a small hole is formed at one end of the self-locking elastic sheet 12 provided with a supporting clamp, the stay wire penetrates through the small hole, the ball head is arranged in the self-locking elastic sheet, the diameter of the ball head is larger than the inner diameter of the small hole, therefore, the ball head cannot penetrate through the small hole, the ball head plays a role in preventing the elastic sheet from falling out, and other limiting structures with other shapes and structures larger than the inner diameter of the small hole can be adopted. The return spring 15 is enclosed outside the pull wire and is normally compressed. The return spring may be replaced by other return mechanisms that are capable of expanding and contracting and have a resilient force. The stay wire sleeve and the bottom shell through hole are matched to form a stepped hole and a stepped shaft to be inserted and positioned, at least one matched hole is non-circular, the purpose of the stay wire sleeve and the bottom shell through hole is to prevent relative rotation of the stay wire sleeve and the stepped shaft, and particularly, when the hole is of a regular polygon, the stay wire sleeve and the bottom shell through hole can also ensure a plurality of relatively fixed installation angles. Specifically, an E-shaped retainer ring 13 is mounted on the wire sleeve 16, and the retainer ring axially positions the wire cap to position the wire sleeve on the bottom shell 8, in this example, an E-shaped retainer ring is adopted. The other side of the bottom shell is provided with a through hole, one end of the stay wire sleeve 16 extends into the through hole, and the other end is exposed outside the bottom shell for operation. The step surface is arranged at the through hole, the annular sealing element 7 is arranged to play a sealing role, the inner ring is matched with the stay wire sleeve 16 to form a seal, and the outer ring is matched with the through hole to form a seal.
A limiting block 9 is also arranged in the bottom shell 8, one side of the limiting block is used for limiting the forward movement position of the feed screw 10 (taking one end of the lock tongue sliding block as the front and taking one end of the stay wire sleeve as the rear), and the other side of the limiting block is used for limiting the backward movement position of the lock tongue sliding block 4, so that the relative stroke of the two parts in the bottom shell 8 is ensured to be fixed, and meanwhile, the effect of facilitating the installation of each part is also achieved.
In addition, the bottom shell 8 may be embedded with conductive materials, so as to provide an electrical path for the signal feedback unit 3 and the electric conversion unit 2. Preferably, the pole pieces of the two are elastically connected with the conductive pole piece led out of the bottom shell 8 in a clamping manner.
Under normal state, the self-locking spring piece 12 is hooked at the upper stop position of the slideway (as shown in fig. 3) under the elastic force of the return spring 15, the self-locking spring piece 12 is supported and clamped into the tail ends of the double cantilevers of the feed screw 10, and the double cantilevers cannot deflect inwards after being clamped, so that the wedge-shaped protrusions in the square holes of the transmission gear 11 are clamped to play a role in preventing the feed screw 10 from retreating. In this case, when the driving gear 112 rotates, the feeding screw is decelerated according to a certain speed ratio by means of two gears, and drives the feeding screw to rotate in the blind hole of the lock tongue slider, and the lock tongue slider contacts with the upper and lower housing planes and is stopped from rotating, so that the slider and the screw have relative movement, the relative distance between the feeding screw 10 and the lock tongue slider 4 along the axis direction of the screw is changed, and the lock tongue 2 slider can be driven to move back and forth. Thus realizing the electric unlocking action of the electronic lock. Under abnormal conditions, such as electrical failure, signal error, and the like, external force can be applied to pull the rope part at the tail end of the ball head stay wire 14, the ball head can drive the hook of the self-locking elastic sheet 12 to slide to the lower stop position of the rectangular slideway, and the supporting clamp can be exactly and completely separated from the tail end of the double cantilever of the feed screw 10, so that the cantilever is in a free state. Then, the hook of the self-locking elastic sheet 12 drives the feed screw 10 to slide backwards in the square hole of the transmission gear 11, and the two pairs of wedge-shaped bulges in the double cantilever and the square hole of the transmission gear are mutually propped against each other through the wedge-shaped bulge, the double cantilever bends and deflects inwards under the extrusion action of the wedge-shaped bulge in the square hole of the transmission gear 11, the buckle is separated, at the moment, the feed screw 10 can continuously move backwards in the square hole of the transmission gear 11, and at the moment, the feed screw drives the bolt sliding block to move backwards together. At this time, the manual unlocking operation of the electronic lock is realized.
The technical means disclosed by the scheme of the invention is not limited to the technical means disclosed by the embodiment, and also comprises the technical scheme formed by any combination of the technical features. It should be noted that modifications and adaptations to the invention may occur to one skilled in the art without departing from the principles of the present invention and are intended to be within the scope of the present invention.
Claims (6)
1. An electronic locking device, includes buckle mechanism, its characterized in that: the buckle mechanism comprises a transmission gear and a feed screw, wherein a through hole is formed in the transmission gear, one end of the feed screw is a threaded rod, the other end of the feed screw is inserted into the through hole, the end of the feed screw is provided with two cantilevers capable of inwards shifting under the action of external force, at least one pair of wedge-shaped bulges are arranged at the corresponding positions of the tail ends of the two cantilevers of the feed screw and the inner wall of the transmission gear, and the cantilevers can inwards shift under the extrusion action of the wedge-shaped bulges in the transmission gear.
2. The electronic locking device of claim 1, wherein: the square hole is formed in the transmission gear, the square double cantilever is arranged at the other end of the feed screw, and the square double cantilever of the feed screw is inserted into the square hole of the transmission gear.
3. The electronic locking device of claim 2, wherein: the square double-cantilever tail end of the feed screw rod and the square hole of the transmission gear are inserted with two pairs of wedge-shaped protruding buckles, and under a normal state, when the double cantilevers do not deviate inwards, the buckle on the transmission gear can prop against the buckle on the feed screw rod, so that the feed screw rod is prevented from retreating.
4. An electronic locking device according to claim 3, wherein: when the feed screw moves along the axial direction, the double cantilevers can deflect inwards under the extrusion action of the wedge-shaped bulges in the square holes of the transmission gear, the buckles are separated, and at the moment, the feed screw can continue to move along the axial direction in the square holes of the transmission gear.
5. The electronic locking device according to any one of claims 1 to 4, wherein: the self-locking mechanism comprises a feed screw and a self-locking spring plate, wherein a chute is arranged on the feed screw along the axis direction, one end of the feed screw is a threaded rod, and the other end of the feed screw is provided with two cantilevers which can inwards deviate under the action of external force; the self-locking spring plate is characterized in that one end of the self-locking spring plate is provided with a hook, the hook is arranged in the sliding groove, the other end of the self-locking spring plate is provided with a supporting clamp which is used for propping against two cantilevers of the feed screw from the inner side, and when the hook slides in the sliding groove on the self-locking spring plate, the supporting clamp can be separated from the tail ends of the two cantilevers of the feed screw.
6. A charging socket, characterized in that: the charging socket has the electronic locking device of any one of claims 1 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410014764.XA CN117767067A (en) | 2019-05-08 | 2019-05-08 | Electronic locking device |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910378524.7A CN110080636B (en) | 2019-05-08 | 2019-05-08 | Electronic locking device |
| CN202410014764.XA CN117767067A (en) | 2019-05-08 | 2019-05-08 | Electronic locking device |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910378524.7A Division CN110080636B (en) | 2019-05-08 | 2019-05-08 | Electronic locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117767067A true CN117767067A (en) | 2024-03-26 |
Family
ID=67419212
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910378524.7A Active CN110080636B (en) | 2019-05-08 | 2019-05-08 | Electronic locking device |
| CN202410014764.XA Pending CN117767067A (en) | 2019-05-08 | 2019-05-08 | Electronic locking device |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910378524.7A Active CN110080636B (en) | 2019-05-08 | 2019-05-08 | Electronic locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN110080636B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110630108A (en) * | 2019-10-25 | 2019-12-31 | 北京云迹科技有限公司 | Electronic lock and robot |
| CN111942214B (en) * | 2020-08-25 | 2022-02-01 | 重庆峘能电动车科技有限公司 | Locking mechanism, automobile chassis and new energy automobile |
| CN112523622B (en) * | 2020-12-18 | 2024-08-06 | 常州市武进华瑞电子有限公司 | Battery compartment lock device with self-locking mechanism |
| CN112776590B (en) * | 2021-01-27 | 2022-10-04 | 常州光阳摩托车有限公司 | Fuel tank cap locking device |
| CN114000788B (en) * | 2021-10-28 | 2022-07-22 | 肇庆中晶实业有限公司 | Locking device |
| CN114226158A (en) * | 2021-11-12 | 2022-03-25 | 武汉海川创智科技有限公司 | Adhesive sticker coating equipment for anti-counterfeiting thermosensitive label |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005040009A1 (en) * | 2005-08-23 | 2007-03-01 | Zambelli-Technik Spol.S.R.O. | Motor vehicle door lock has two lock bolts which can be released simultaneously by one actuator |
| CN202899813U (en) * | 2012-07-12 | 2013-04-24 | 马夸特开关(上海)有限公司 | Electronic steering column locking device |
| CN107524349B (en) * | 2017-10-10 | 2022-09-30 | 浙江致威电子科技有限公司 | Electronic lock |
| CN208184429U (en) * | 2018-05-09 | 2018-12-04 | 南京康尼新能源汽车零部件有限公司 | Electronic lock clutch hand-operating unlocking mechanism |
| CN109591900A (en) * | 2018-11-29 | 2019-04-09 | 奇瑞商用车（安徽）有限公司 | A kind of new-energy automobile charging port cap open system |
-
2019
- 2019-05-08 CN CN201910378524.7A patent/CN110080636B/en active Active
- 2019-05-08 CN CN202410014764.XA patent/CN117767067A/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CN110080636A (en) | 2019-08-02 |
| CN110080636B (en) | 2024-02-02 |
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