CN112977290B - Electronic license plate with anti-dismantling function - Google Patents
Electronic license plate with anti-dismantling function Download PDFInfo
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- CN112977290B CN112977290B CN202110449869.4A CN202110449869A CN112977290B CN 112977290 B CN112977290 B CN 112977290B CN 202110449869 A CN202110449869 A CN 202110449869A CN 112977290 B CN112977290 B CN 112977290B
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- license plate
- electronic license
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R13/00—Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
- B60R13/10—Registration, licensing, or like devices
- B60R13/105—Licence- or registration plates, provided with mounting means, e.g. frames, holders, retainers, brackets
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
- B60R25/10—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles actuating a signalling device
- B60R25/104—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles actuating a signalling device characterised by the type of theft warning signal, e.g. visual or audible signals with special characteristics
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- Vehicle Waterproofing, Decoration, And Sanitation Devices (AREA)
Abstract
The invention belongs to the technical field of electronic license plates, in particular to an electronic license plate with an anti-disassembly function, which aims at the problems that the existing electronic license plate is very poor in anti-disassembly effect and easy to steal. According to the electronic license plate body, the fixing lock and the locking block are arranged, after the electronic license plate body is inserted into the limiting notch from the installation jack, the fixing lock is rotated through the key matched with the fixing lock, the electronic license plate body is limited and fixed through the locking block on the fixing lock, the electronic license plate body cannot be drawn out without the key, and the anti-disassembly effect of the electronic license plate body is improved.
Description
Technical Field
The invention relates to the technical field of electronic license plates, in particular to an electronic license plate with an anti-dismounting function.
Background
The electronic license plate is an application of subdivision, extension and improvement based on the passive Radio Frequency Identification (RFID) technology of the Internet of things. The basic technical measures are as follows: the technical characteristics of RFID high-precision identification, high-accuracy acquisition and high sensitivity are utilized, an electronic license plate label is arranged on the motor vehicle, the RFID electronic license plate is used as a carrier of vehicle information, and data on the electronic license plate of each motor vehicle is acquired or written when the motor vehicle passes through a road section provided with an authorized radio frequency identification reader-writer, so that the aim of various comprehensive traffic management is fulfilled.
The existing electronic license plate is generally fixedly installed on a vehicle directly through a bolt, and can be directly dismounted through a wrench or a screwdriver or the like, so that the dismounting-proof effect is very poor, the risk of easy theft exists, and the problem needs to be solved by designing the electronic license plate with the dismounting-proof function.
Disclosure of Invention
Based on the technical problems that the existing electronic license plate is quite poor in anti-dismounting effect and easy to steal, the invention provides the electronic license plate with the anti-dismounting function.
The invention provides an electronic license plate with a disassembly prevention function, which comprises an electronic license plate body, wherein a license plate frame body is arranged outside the electronic license plate body, one side of the license plate frame body is provided with an installation jack, the inner wall of a ring opening of the license plate frame body is provided with a limiting notch, the electronic license plate body penetrates through the installation jack and is inserted into the limiting notch, the top and the bottom of one end of the installation jack are respectively provided with a locking mechanism, one end of the license plate frame body is provided with a supporting mechanism, the supporting mechanism comprises a supporting frame body and an installation bottom plate, the installation bottom plate is installed at one end, far away from the license plate frame body, of the supporting frame body, the periphery between the supporting frame body and the installation bottom plate is fixedly provided with the same annularly-arranged rubber sleeve, and the four corners between the installation bottom plate and the supporting frame body are respectively and fixedly provided with the limiting mechanisms.
Preferably, locking mechanical system includes mounting groove and fixed lock, fixed lock fixed mounting is in the mounting groove, fixed lock is close to electronic license plate body department fixed mounting and is had the locking piece, stop gear includes the spacing pipe of fixed mounting in the four corners department that mounting plate is close to electronic license plate body one end, and the spacing intraductal grafting has the gag lever post, mounting plate's one end is kept away from to the gag lever post and braced frame body are close to the four corners department fixed connection of mounting plate one end.
Preferably, the license plate framework is close to the four corners department of braced frame one end and all has the trip through torsional spring hinged joint, the draw-in groove with the trip one-to-one is seted up in the both sides department of braced frame ring mouth inner wall.
Preferably, one side of the clamping hook, which is far away from the clamping groove, is fixedly provided with a poking block.
Preferably, one side fixed mounting that mounting plate is close to braced frame body one end has two second intubate, and has pegged graft in the second intubate has the inserted bar, mounting plate is close to braced frame body one end and is located second intubate department fixed mounting and has pressure sensor, and fixed mounting has supporting spring between pressure sensor and the inserted bar, the equal fixed mounting has a plurality of equidistance warning lights that distribute in the top of mounting plate one end and bottom, one side fixed mounting of mounting plate one end has bee calling organ.
Preferably, the mounting plate is close to the opposite side department fixed mounting of braced frame body one end and has first intubate, and it has spacing check lock lever to peg graft in the first intubate, mounting plate is close to braced frame body one end and is located the inside fixed mounting of department of first intubate has the magnetic path, the one end fixed mounting that spacing check lock lever is close to the magnetic path has first electro-magnet, the one end fixed mounting that spacing check lock lever is close to the electronic license plate body has the second electro-magnet, the electronic license plate body is close to mounting plate one end and has seted up spacing locking groove near one side of spacing check lock lever.
Preferably, the corner of one side of installation jack is kept away from to spacing notch all has the right angle limiting plate through hinged joint, the top and the top inner wall that installation jack one side was kept away from to spacing notch all have ejecting spring through bolted connection, and ejecting spring's one end is passed through the bolt and is connected with one side of right angle limiting plate.
Preferably, the inner walls of the two ends of the annular opening of the license plate frame body are provided with inclined openings.
Preferably, one end of the inserted link, which is far away from the support spring, is provided with a roller groove, and a roller is rotatably connected in the roller groove.
Compared with the prior art, the invention provides an electronic license plate with an anti-dismounting function, which has the following beneficial effects:
1. electronic license plate with prevent tearing open function through being provided with fixed lock and locking piece, inserts the electronic license plate body in the spacing notch back from the installation jack, rotates fixed lock through the supporting key of fixed lock, carries out spacing fixed by the locking piece on the fixed lock to the electronic license plate body, does not have the key can not realize taking out of electronic license plate body, has improved the anti-disassembly effect of electronic license plate body.
2. The electronic license plate with the anti-disassembly function is provided with the clamping hooks and the clamping grooves, in the process of installing the device, the license plate frame body is aligned with the supporting frame body, the four clamping hooks are inserted into the clamping grooves along the inner wall of the annular opening of the supporting frame body, and the clamping hooks are located at the inner end of the electronic license plate body, so that the electronic license plate cannot be easily shifted, the fixing stability between the license plate frame body and the supporting frame body is ensured, and the anti-disassembly effect is also improved.
3. Electronic license plate with prevent tearing open function through being provided with pressure sensor, warning light and bee calling organ, when electronic license plate body was dismantled, the pressure signal that pressure sensor received takes place the sudden change, can give a start control signal of warning light and bee calling organ after that for the warning light scintillation, bee calling organ reports to the police, and then reminds the car owner, has improved the effect that electronic license plate body was prevented dismantling.
4. Electronic license plate with prevent tearing open function, through being provided with first magnet, second magnet, spacing check lock lever and spacing locking groove, under the normal condition, first electro-magnet starts, adsorb on the magnetic path by first electro-magnet, when pressure sensor's pressure signal produces the sudden change, first electro-magnet is closed, the second electro-magnet starts, the second electro-magnet can adsorb the spacing locking inslot on the electronic license plate body this moment, spacing check lock lever is carried on spacingly by spacing locking groove, the spacing fixed to the electronic license plate body has been improved, the effect of electronic license plate body dismantlement is prevented to the improvement.
5. Electronic license plate with prevent tearing open function through being provided with right angle limiting plate and ejecting spring, inserts the electronic license plate body in the spacing notch after, it can push up at the right angle limiting plate, drives the right angle limiting plate and rotates, makes the both sides of right angle limiting plate push up the corner at the electronic license plate body, and ejecting spring pushes up the right angle limiting plate tightly, improves the stability fixed to the electronic license plate body.
Drawings
FIG. 1 is a schematic perspective view of an electronic license plate with anti-removal function according to the present invention;
FIG. 2 is a schematic cross-sectional front view of a prominent fixing lock of an electronic license plate with anti-removal function according to the present invention;
FIG. 3 is a schematic cross-sectional front view of a protruded right-angle limiting plate of an electronic license plate with anti-removal function according to the present invention;
FIG. 4 is a schematic top view of a cross-sectional structure of a first insertion tube and a second insertion tube of an electronic license plate with anti-detachment function according to the present invention;
FIG. 5 is a schematic view of a partially enlarged structure at the position A of an electronic license plate with anti-removal function according to the present invention;
FIG. 6 is a schematic view of a partial front structure of an installation bottom plate of an electronic license plate with anti-detachment function according to the present invention;
fig. 7 is a schematic side sectional view of a part of a license plate frame of an electronic license plate with an anti-detachment function according to the present invention.
In the figure: 1. a license plate frame body; 2. an electronic license plate body; 3. fixing a lock; 4. a support frame body; 5. a rubber sleeve; 6. mounting a bottom plate; 7. installing a jack; 8. a locking block; 9. mounting grooves; 10. a right-angle limiting plate; 11. ejecting a spring; 12. a limiting notch; 13. a limiting pipe; 14. a limiting rod; 15. a first electromagnet; 16. a magnetic block; 17. a first cannula; 18. a second electromagnet; 19. a limiting locking rod; 20. a limiting locking groove; 21. a support spring; 22. a pressure sensor; 23. a second cannula; 24. a rod is inserted; 25. a roller; 26. a roller groove; 27. a card slot; 28. a shifting block; 29. a hook is clamped; 30. a warning light; 31. a buzzer; 32. and (4) beveling.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-7, an electronic license plate with anti-disassembly function, including electronic license plate body 2, electronic license plate body 2 is provided with license plate framework 1 outward, installation jack 7 has been seted up to one side of license plate framework 1, spacing notch 12 has been seted up to the ring mouth inner wall of license plate framework 1, electronic license plate body 2 passes installation jack 7 and pegs graft in spacing notch 12, the top and the bottom department of installation jack 7 one end all are provided with locking mechanical system, the one end of license plate framework 1 is provided with supporting mechanism, supporting mechanism includes framework 4 and installs the mounting plate 6 of keeping away from license plate framework 1 one end at framework 4, department fixed mounting all around between framework 4 and the mounting plate 6 has the rubber sleeve 5 of same annular setting, the four corners department between 6 of mounting plate and the framework 4 all fixes and is provided with stop gear.
Further, locking mechanical system includes mounting groove 9 and fixed lock 3, fixed lock 3 fixed mounting is in mounting groove 9, fixed lock 3 is close to electronic license plate body 2 department fixed mounting has a locking piece 8, stop gear includes that fixed mounting is close to the spacing pipe 13 of the four corners department of electronic license plate body 2 one end at mounting plate 6, and it has gag lever post 14 to peg graft in the spacing pipe 13, the one end that mounting plate 6 was kept away from to gag lever post 14 is close to the four corners department fixed connection of mounting plate 6 one end with braced frame body 4.
Furthermore, four corners of the license plate frame body 1 close to one end of the supporting frame body 4 are connected with clamping hooks 29 through torsion spring hinges, clamping grooves 27 corresponding to the clamping hooks 29 one by one are formed in two sides of the annular opening inner wall of the supporting frame body 4, in the process of mounting the device, the license plate frame body 1 is aligned with the supporting frame body 4, the four clamping hooks 29 are inserted into the clamping grooves 27 along the annular opening inner wall of the supporting frame body 4, and the clamping hooks 29 are located at the inner end of the electronic license plate body 2, so that the license plate frame body can not be easily shifted, the fixing stability between the license plate frame body 1 and the supporting frame body 4 is ensured, and the anti-disassembly effect is also improved;
furthermore, the toggle blocks 28 are fixedly mounted on the sides, away from the clamping grooves 27, of the hooks 29, and when a user opens the fixed locks 3 and takes out the electronic license plate body 2 from the mounting jacks 7, the toggle blocks 28 are toggled out of the license plate frame body 1, so that the hooks 29 and the clamping grooves 27 can fall off, and the convenience in disassembly is improved;
furthermore, one side of the installation bottom plate 6 close to one end of the supporting frame body 4 is fixedly provided with two second insertion tubes 23, an inserting rod 24 is inserted in the second inserting tube 23, a pressure sensor 22 is fixedly arranged at one end of the mounting bottom plate 6 close to the supporting frame body 4 and positioned in the second inserting tube 23, a supporting spring 21 is fixedly arranged between the pressure sensor 22 and the inserted link 24, a plurality of warning lamps 30 which are distributed at equal intervals are fixedly arranged at the top and the bottom of one end of the mounting bottom plate 6, a buzzer 31 is fixedly arranged at one side position of one end of the mounting bottom plate 6, when the electronic license plate body 2 is disassembled, the pressure signal received by the pressure sensor 22 changes suddenly, then, a starting control signal is given to the warning lamp 30 and the buzzer 31, so that the warning lamp 30 flickers, the buzzer 31 gives an alarm, a vehicle owner is reminded, and the anti-disassembly effect of the electronic license plate body 2 is improved;
further, a first inserting pipe 17 is fixedly installed at the other side of the installation bottom plate 6 close to one end of the supporting frame body 4, a limiting locking rod 19 is inserted in the first inserting pipe 17, a magnetic block 16 is fixedly installed at the other side of the installation bottom plate 6 close to one end of the supporting frame body 4 and located inside the first inserting pipe 17, a first electromagnet 15 is fixedly installed at one end of the limiting locking rod 19 close to the magnetic block 16, a second electromagnet 18 is fixedly installed at one end of the limiting locking rod 19 close to the electronic license plate body 2, a limiting locking groove 20 is formed in one side of the electronic license plate body 2 close to one end of the installation bottom plate 6 and close to the limiting locking rod 19, in a normal state, the first electromagnet 15 is started and adsorbed on the magnetic block 16 by the first electromagnet 15, when a pressure signal of the pressure sensor 22 changes suddenly, the first electromagnet 15 is closed, the second electromagnet 18 is started, at this time, the second electromagnet 18 is adsorbed in the limiting locking groove 20 on the electronic license plate body 2, the limiting locking rod 19 is limited by the limiting locking groove 20, so that the limiting fixation of the electronic license plate body 2 is improved, and the anti-disassembly effect of the electronic license plate body 2 is improved;
furthermore, the corner of one side of the limiting notch 12, which is far away from the installation jack 7, is connected with a right-angle limiting plate 10 through a hinge, the top and the inner wall of the top of one side of the limiting notch 12, which is far away from the installation jack 7, are connected with an ejection spring 11 through bolts, one end of the ejection spring 11 is connected with one side of the right-angle limiting plate 10 through bolts, and after the electronic license plate body 2 is inserted into the limiting notch 12, the electronic license plate body can be abutted against the right-angle limiting plate 10 to drive the right-angle limiting plate 10 to rotate, so that two sides of the right-angle limiting plate 10 are abutted against the corner of the electronic license plate body 2, and the ejection spring 11 tightly abuts against the right-angle limiting plate 10, thereby improving the stability of fixing the electronic license plate body 2;
furthermore, the inner walls of two ends of the annular opening of the license plate frame body 1 are provided with oblique openings 32, so that dust and water can conveniently slide down on the ground, and dust or accumulated water on the license plate frame body 1 is avoided;
furthermore, a roller groove 26 is formed in one end of the insertion rod 24, which is far away from the support spring 21, and the roller 25 is rotatably connected in the roller groove 26, so that the roller 25 can reduce the abrasion between the insertion rod 24 and the electronic license plate body 2 in the process of drawing the electronic license plate body 2, and the service life of the device is prolonged.
The control mode of the invention is controlled by a controller, the control circuit of the controller can be realized by simple programming of a person skilled in the art, the supply of the power supply also belongs to the common knowledge in the field, and the invention is mainly used for protecting mechanical devices, so the control mode and the circuit connection are not explained in detail in the invention.
The working principle is as follows: when the electronic license plate is used, the mounting bottom plate 6 is welded on a vehicle body, the license plate frame body 1 is aligned with the supporting frame body 4, the four clamping hooks 29 are inserted into the clamping grooves 27 along the inner wall of the annular opening of the supporting frame body 4, at the moment, the clamping hooks 29 are positioned at the inner end of the electronic license plate body 2, so that the clamping hooks are not easy to shift, the fixation stability between the license plate frame body 1 and the supporting frame body 4 is ensured, the anti-disassembly effect is also improved, when the electronic license plate body 2 is disassembled, the pressure signal received by the pressure sensor 22 changes suddenly, then a starting control signal is given to the warning lamp 30 and the buzzer 31, the warning lamp 30 flickers, the buzzer 31 alarms to remind a vehicle owner, the anti-disassembly effect of the electronic license plate body 2 is improved, when the pressure signal of the pressure sensor 22 changes suddenly, the first electromagnet 15 is closed, the second electromagnet 18 is started, at the moment, the second electromagnet 18 is adsorbed in the limiting locking groove 20 on the electronic license plate body 2, the limiting locking rod 19 is limited by the limiting locking groove 20, so that the limiting fixation of the electronic license plate body 2 is improved, and the anti-disassembly effect of the electronic license plate body 2 is improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. An electronic license plate with an anti-disassembly function comprises an electronic license plate body (2) and is characterized in that a license plate frame body (1) is arranged outside the electronic license plate body (2), an installation jack (7) is arranged on one side of the license plate frame body (1), a limiting notch (12) is formed in the inner wall of a ring opening of the license plate frame body (1), the electronic license plate body (2) penetrates through the installation jack (7) to be inserted into the limiting notch (12), locking mechanisms are arranged at the top and the bottom of one end of the installation jack (7), a supporting mechanism is arranged at one end of the license plate frame body (1), the supporting mechanism comprises a supporting frame body (4) and an installation bottom plate (6) arranged at one end, far away from the license plate frame body (1), of the supporting frame body (4) and the installation bottom plate (6), a rubber sleeve (5) arranged in the same ring shape is fixedly arranged at the periphery between the supporting frame body (4) and the installation bottom plate (6), limiting mechanisms are fixedly arranged at four corners between the mounting bottom plate (6) and the supporting frame body (4);
the locking mechanism comprises a mounting groove (9) and a fixed lock (3), the fixed lock (3) is fixedly mounted in the mounting groove (9), a locking block (8) is fixedly mounted at a position, close to the electronic license plate body (2), of the fixed lock (3), the limiting mechanism comprises limiting pipes (13) fixedly mounted at four corners of one end, close to the electronic license plate body (2), of the mounting base plate (6), limiting rods (14) are inserted in the limiting pipes (13), and one ends, far away from the mounting base plate (6), of the limiting rods (14) are fixedly connected with the four corners of one end, close to the mounting base plate (6), of the supporting frame body (4);
the license plate framework (1) is close to four corners department of braced frame body (4) one end and all has trip (29) through torsional spring hinged joint, draw-in groove (27) with trip (29) one-to-one are seted up in the both sides department of braced frame body (4) ring mouth inner wall.
2. The electronic license plate with the anti-disassembly function of claim 1, wherein the sides of the hooks (29) far away from the slots (27) are fixedly provided with the poking blocks (28).
3. The electronic license plate with the anti-dismantling function according to claim 2, wherein two second insertion tubes (23) are fixedly mounted on one side of the mounting base plate (6) close to one end of the supporting frame body (4), insertion rods (24) are inserted in the second insertion tubes (23), a pressure sensor (22) is fixedly mounted at a position, close to one end of the supporting frame body (4), of the mounting base plate (6) and located in the second insertion tubes (23), a supporting spring (21) is fixedly mounted between the pressure sensor (22) and the insertion rods (24), a plurality of warning lamps (30) distributed equidistantly are fixedly mounted on the top and the bottom of one end of the mounting base plate (6), and a buzzer (31) is fixedly mounted on one side of one end of the mounting base plate (6).
4. The electronic license plate with the anti-disassembly function of claim 3, characterized in that a first insertion tube (17) is fixedly installed at the other side of the mounting base plate (6) close to one end of the supporting frame body (4), a limiting locking rod (19) is inserted in the first insertion tube (17), a magnetic block (16) is fixedly installed at the inner part of the mounting base plate (6) close to one end of the supporting frame body (4) and located in the first insertion tube (17), a first electromagnet (15) is fixedly installed at one end of the limiting locking rod (19) close to the magnetic block (16), a second electromagnet (18) is fixedly installed at one end of the limiting locking rod (19) close to the electronic license plate body (2), and a limiting locking groove (20) is formed in one side of the electronic license plate body (2) close to one end of the mounting base plate (6) and close to the limiting locking rod (19).
5. The electronic license plate with the anti-dismantling function according to claim 3, wherein a right-angle limiting plate (10) is connected to a corner of one side of the limiting notch (12) far away from the installation jack (7) through a hinge, a top portion of one side of the limiting notch (12) far away from the installation jack (7) and an inner wall of the top portion are connected to an ejection spring (11) through a bolt, and one end of the ejection spring (11) is connected to one side of the right-angle limiting plate (10) through a bolt.
6. The electronic license plate with the anti-disassembly function of claim 2, wherein the inner walls of the two ends of the annular opening of the license plate frame body (1) are provided with oblique openings (32).
7. The electronic license plate with the anti-disassembly function of claim 5, wherein the end of the insert rod (24) far away from the support spring (21) is provided with a roller groove (26), and a roller (25) is rotatably connected in the roller groove (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110449869.4A CN112977290B (en) | 2021-04-25 | 2021-04-25 | Electronic license plate with anti-dismantling function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110449869.4A CN112977290B (en) | 2021-04-25 | 2021-04-25 | Electronic license plate with anti-dismantling function |
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| Publication Number | Publication Date |
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| CN112977290A CN112977290A (en) | 2021-06-18 |
| CN112977290B true CN112977290B (en) | 2022-09-27 |
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| CN202110449869.4A Active CN112977290B (en) | 2021-04-25 | 2021-04-25 | Electronic license plate with anti-dismantling function |
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Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004339928A (en) * | 2004-05-10 | 2004-12-02 | Takayuki Nagai | Valuables storage method and valuables storage device installed at rear of rear license plate of automobile |
| TWM410682U (en) * | 2011-03-31 | 2011-09-01 | Antony Chen | Licenser plate anti-theft device |
| CN205737323U (en) * | 2016-06-17 | 2016-11-30 | 纽尚(宁波)汽车轴承制造有限公司 | Lateral cartridge-type badging holder |
| US10814833B1 (en) * | 2017-10-23 | 2020-10-27 | James Goetzinger | Anti-theft license plate display and secure storage system |
| CN210478908U (en) * | 2019-08-10 | 2020-05-08 | 南通市荣鑫交通科技有限公司 | Anti-fake theftproof electric motor car license plate |
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