CN211417127U

CN211417127U - ETC electronic tags prevents tearing open structure

Info

Publication number: CN211417127U
Application number: CN201921372044.1U
Authority: CN
Inventors: 郭文辉
Original assignee: Beijing Watchdata Co ltd
Current assignee: Beijing Watchdata Co ltd
Priority date: 2019-08-22
Filing date: 2019-08-22
Publication date: 2020-09-04
Anticipated expiration: 2029-08-22

Abstract

The utility model discloses a structure is prevented tearing open by ETC electronic tags, it includes the mainboard, prevent tearing open the switch, with the integrative inferior valve of ejector pin, there is an ejector pin rather than becoming an organic whole in the inferior valve, and this ejector pin runs through the inferior valve, the one end that exposes the inferior valve outside the ejector pin is equipped with the handle, there is a U type elastic construction spare with the adjacent department of ejector pin in the inferior valve, can produce an elastic force, one side and the adjacent ejector pin of U type elastic construction spare are movable from top to bottom together, downward activity when compressing tightly, its elastic force is pressed to preventing tearing open the switch on, be in the state of compressing tightly, after prizing, break away from and prevent tearing open the switch, be the off-state. Realized that ejector pin and inferior valve are integrative in the ETC electronic tags of this design prevents tearing open structural design, has saved ejector pin and die sinking equipment, improves production efficiency, has practiced thrift the cost.

Description

ETC electronic tags prevents tearing open structure

Technical Field

The utility model relates to a ETC electronic tags safety application technique, in particular to ETC electronic tags prevents tearing open structure based on automotive electronics sign.

Background

ETC (electronic Toll Collection System), the Chinese name is an electronic Toll Collection system, and through installing an on-board unit (OBU, ETC electronic tag) at the car window position, the entrance and exit information reading and writing and Toll payment can be automatically completed without stopping the car, so that the problems of traffic jam, noise, tail gas pollution and the like are effectively relieved, and the passing efficiency of vehicles on the highway is improved.

The highway toll is charged according to the vehicle type classification standard and the distance standard of an entrance and an exit. Paste ETC electronic tags equipment on car window glass, because it installs and prevents tearing open the mechanism, can detect ETC electronic tags equipment and be demolishd, can remove identification and electronic toll collection better.

In the structural design of the existing ETC electronic label device, an independent movable ejector rod is arranged, the movable ejector rod is arranged on a lower shell, a main board is arranged on an upper shell, and the movable ejector rod is pressed on the main board to prevent the main board from being disassembled (as shown in figure 2). When the ETC electronic label equipment is pasted on the window glass, the ejector rod is pressed down to push against the anti-dismounting switch. When the ETC electronic tag is detached, the ejector rod resets, the movable ejector rod is separated from the anti-detaching switch, and the detection label box is opened through the switching of the anti-detaching switch (as shown in figure 1).

In the prior art, the movable ejector rod and the lower shell are two separated parts and need to be opened and installed respectively, but the mold process is complex, the machining precision is high, and therefore the production efficiency of independently designing the movable ejector rod and the lower shell is low, and the cost is high.

The utility model discloses in, prevent the shell and the integration of activity ejector pin among the structure of tearing open with ETC electronic tags to make the elastic construction of U style of calligraphy with one side of inferior valve, when ETC electronic tags installs at the car door window, prevent tearing open the switch by the roof pressure under the exogenic action of the activity ejector pin that links to each other with U style of calligraphy elastic construction one end. Because the top pressure prevents that the one end of tearing open the switch can elastic deformation, prevents tearing open the position height of switch, can not influence the action of preventing tearing open the switch. Therefore, the ejector rod and the lower shell are integrated, ejector rod and die sinking assembly are omitted, production efficiency is improved, and cost is saved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that the movable ejector rod needs independent die sinking and installation and is high in cost in the prior art.

In order to achieve the above object, the utility model provides a structure is prevented tearing open by ETC electronic tags, include: the anti-disassembly switch comprises a lower shell 1, an anti-disassembly switch 3, a main board 4 and an upper shell 5, wherein the main board 4 is fixed in the upper shell 5, and the anti-disassembly switch is characterized in that a U-shaped cutting groove is formed in the corresponding position of the lower shell 1 and the anti-disassembly switch 3, the middle part of the U-shaped cutting groove is used as a U-shaped elastic structural part 1b, one end of the U-shaped elastic structural part 1b is connected with the lower shell 1, the other end of the U-shaped elastic structural part can freely move up and down, and the two;

a top rod 1a is integrally formed at the other end of the U-shaped elastic structural member 1b, the top rod 1a is over against the anti-dismantling switch 3, the outer end of the top rod 1a extends outwards, and the inner end is used for jacking the anti-dismantling switch 3;

when the ETC electronic tag is installed on an automobile, the lower shell 1 faces towards an installed part, the ejector rod 1a is pushed by the installed part to start the anti-dismounting switch 3, and when the ETC electronic tag is dismounted, the ejector rod 1a is reset by the elastic force of the U-shaped elastic structural part 1b, and the anti-dismounting switch 3 is separated from the starting state.

Further, the outward protruding amount of the jack 1a is set in accordance with the amount of the actuation of the tamper switch 3.

Furthermore, the anti-dismounting switch 3 is arranged on the mainboard 4, is electrically connected with the mainboard 4, and changes the on-off state of a circuit with the mainboard 4 in a pressing state or a separation state.

Compared with the prior art, the utility model has the advantages of it is following: prevent tearing open structural design with ETC electronic tags inferior valve and activity ejector pin integration to make the elastic construction of U style of calligraphy with one side of inferior valve, saved ejector pin and die sinking equipment, improved production efficiency, practiced thrift the cost.

Drawings

Fig. 1 is a sectional view of an anti-detachment structure of an ETC electronic tag in an disassembled state in the prior art;

FIG. 2 is a sectional view of an ETC electronic tag anti-detachment structure in an installation state in the prior art;

fig. 3 is a sectional view of the disassembly-preventing structure of the ETC electronic tag in the disassembled state of the utility model;

fig. 4 is utility model mounting state's ETC electronic tags prevents tearing open structure section view down.

Fig. 5 is utility model well ETC electronic tags prevents tearing open structure top view.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

The utility model discloses in, ETC electronic tags prevents tearing open structure, include: inferior valve 1, prevent dismouting switch 3, mainboard 4, epitheca 5.

The tamper switch 3 is mounted on a main board 4, and the main board 4 is fixed in the upper case 1 by screws or other fixing members. The upper case 5 is fitted in the lower case 1.

As shown in fig. 3, a top rod 1a is formed in the lower shell 1, the top rod 1a faces the tamper switch 3, the outer end of the top rod extends outwards, and the inner end of the top rod keeps a certain distance from the tamper switch 3 or touches the tamper switch to make the tamper switch not touch.

The 1a mandril and the lower shell 1 are of an integrated structure. That is, with the position that corresponds of preventing tearing open switch 3 on inferior valve 1, form U style of calligraphy grooving, U style of calligraphy elastic structural component 1b is regarded as to the mid portion of U style of calligraphy grooving, and U style of calligraphy elastic structural component 1 b's one end links to each other with inferior valve 1, and the other end can freely reciprocate, is the U style of calligraphy crooked to inferior valve 1 inside between the both ends (fig. 5 shows utility model well ETC electronic tags prevents tearing open the structure plan view).

As shown in fig. 4, when the ETC electronic tag is mounted on a window of an automobile, the ejector rod 1a is pressed by the window glass, moves downwards, and compresses the anti-detaching switch 3, and the anti-detaching switch 3 is arranged on the mainboard 4 and electrically connected with the mainboard 4, so that the circuit of the mainboard 4 is in a conducting state (needs to be activated for the first time) in the compressing state. Namely: at the moment, the ETC electronic tag is in a binding and normal working state with vehicle information.

When a vehicle carrying an ETC electronic tag passes through the ETC toll lane, reading and writing equipment mounted on the ETC toll lane reads vehicle information in the ETC electronic tag, a camera with a license plate recognition function simultaneously takes a candid photograph of a license plate number image of the vehicle and recognizes the license plate number image, the license plate number image and the license plate number image are compared with information in the electronic tag in a crossed mode, the vehicle is identified to be an effective vehicle, a system controls railing lifting, a passing signal lamp turns green, the vehicle passes through an automatic railing and then automatically falls back, the passing signal lamp turns red, and the system waits for the next vehicle to enter.

When the ETC electronic tag is pried to be removed, the U-shaped elastic structural part 1b at the adjacent position of the ejector rod 1a in the lower shell 1 releases elastic force to drive the ejector rod 1a to move upwards together, so that the ejector rod is separated from the anti-removal switch 3, and the circuit of the mainboard 4 is in a disconnected state at the moment.

When a vehicle carrying the ETC electronic tag passes through the ETC toll lane, the read-write equipment mounted on the ETC toll lane cannot read vehicle information in the ETC electronic tag, the vehicle is judged to be an illegal ETC electronic tag user at the moment, and the camera with the license plate recognition function captures and recognizes the license plate number image of the vehicle, and intercepts or gives an alarm to the illegal vehicle.

According to the above embodiment, the utility model discloses in, prevent the shell and the integration of activity ejector pin among the structure of tearing open with the ETC electronic tags to make the elastic construction of U style of calligraphy with one side of inferior valve, when ETC electronic tags installs at the car door window, prevent the switch of tearing open by the roof pressure under the exogenic action of the activity ejector pin that links to each other with U style of calligraphy elastic construction one end, prevent that ETC electronic tags from being illegally demolishd. Therefore, the ejector rod and the lower shell are integrated, ejector rod and die sinking assembly are omitted, production efficiency is improved, and cost is saved.

The above description is the claimed embodiment of the present invention, but should not be construed as limiting the invention. The protection scope of the present invention shall be subject to the claims.

Claims

1. An ETC electronic tags prevents tearing open structure includes: the anti-disassembly switch comprises a lower shell (1), an anti-disassembly switch (3), a main board (4) and an upper shell (5), wherein the main board (4) is fixed in the upper shell (5), and is characterized in that a U-shaped cutting groove is formed in the position, corresponding to the anti-disassembly switch (3), on the lower shell (1), the middle part of the U-shaped cutting groove is used as a U-shaped elastic structural part (1b), one end of the U-shaped elastic structural part (1b) is connected with the lower shell (1), the other end of the U-shaped elastic structural part can freely move up and down, and the two ends of the U-shaped elastic structural part are bent towards the inside of the lower shell;

an ejector rod (1a) is integrally formed at the other end of the U-shaped elastic structural member (1b), the ejector rod (1a) is over against the anti-dismantling switch (3), the outer end of the ejector rod (1a) extends outwards, and the inner end of the ejector rod is used for ejecting the anti-dismantling switch (3);

when ETC electronic tags installs on the car, inferior valve (1) face towards by the installing component, by the installing component bulldozes ejector pin (1a), start prevent tearing open switch (3), when ETC electronic tags was dismantled, ejector pin (1a) resets by the elastic force of U style of calligraphy elastic construction spare (1b), prevent tearing open switch (3) and break away from the starting condition.

2. The ETC electronic tag anti-detachment structure according to claim 1, characterized in that: the outward extension amount of the ejector rod (1a) is set according to the amount of triggering the anti-dismounting switch (3).

3. The ETC electronic tag anti-detachment structure according to claim 1, characterized in that: the anti-dismantling switch (3) is arranged on the mainboard (4), is electrically connected with the mainboard (4), and changes the on-off state of the circuit with the mainboard (4) in a pressing state or a separation state.