CN213042408U

CN213042408U - Shell anti-dismounting device

Info

Publication number: CN213042408U
Application number: CN202021270297.0U
Authority: CN
Inventors: 洪子婷
Original assignee: Guangzhou Weaving Point Intelligent Technology Co ltd
Current assignee: Guangzhou Weaving Point Intelligent Technology Co ltd
Priority date: 2020-07-02
Filing date: 2020-07-02
Publication date: 2021-04-23
Anticipated expiration: 2030-07-02

Abstract

The utility model discloses a shell anti-dismounting device, including the first structure that sets gradually, the second structure and the third structure on the second structure are located to the lid on locating the first structure, be provided with the peripheral hardware on the first structure, be provided with the core component on the second structure, just, the reverse side of second structure is provided with prevents tearing open the guard circle of preventing that the circuit formed, and peripheral hardware, core component are located prevents tearing open the guard circle in, all are provided with the intercommunication piece on first structure, the third structure, and the intercommunication piece sets up to work as first structure, and/or, third structure and second structure separation, the intercommunication piece with the contact is removed to the circuit for prevent tearing open the circuit and report to the police. The utility model has the characteristics of safe, simple and easy, reliable, can solve present main equipment core safety and prevent tearing open too much in complicacy, prevent tearing open stability, design cost scheduling problem.

Description

Shell anti-dismounting device

Technical Field

The utility model relates to a payment equipment's technical field especially relates to a shell anti-disassembly device.

Background

With the widespread use of mobile payment, the security requirements for devices are also increasing. The existing shell anti-disassembly technology is to realize shell anti-disassembly by combining an anti-disassembly switch, an MESH board, a zebra stripe, a sensor and a shell. The anti-disassembly switch can be suitable for large-scale equipment, but has certain installation requirements, such as positioning and fixing problems. The MESH board and the zebra stripes are suitable for small-sized equipment, and when the area needing protection is too large, the larger the MESH board or the longer the zebra stripes are, the larger the on-resistance is, which is not favorable for anti-disassembly detection. The biggest disadvantage of the sensor for preventing the shell from being detached is high cost.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides an aim at: in order to solve the problem, the utility model provides a shell anti-dismounting device, it can solve the main equipment core safety and prevent tearing open too much in complicacy, prevent tearing stability, design cost scheduling problem.

In order to achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides a shell anti-disassembly device, locates including first structure, the lid that sets gradually second structure and lid on the first structure are located third structure on the second structure, be provided with peripheral hardware on the first structure, be provided with the core component on the second structure, the just, reverse side of second structure are provided with prevents tearing open the guard circle of preventing tearing open that the circuit formed, peripheral hardware the core component is located prevent tearing open in the guard circle, first structure all be provided with the intercommunication piece on the third structure, the intercommunication piece sets up to work as first structure, and/or, the third structure with the separation of second structure, the intercommunication piece with prevent tearing open the circuit and remove the contact, make prevent tearing open the circuit and report to the police.

In an embodiment of the present invention, the tamper circuit includes a plurality of first FPC boards and a plurality of safety processors connected end to form a closed-loop series circuit.

In an embodiment of the present invention, the first FPC board is provided with a first circular positioning hole penetrating through the first FPC board, the first circular positioning hole is uniformly provided with at least two first contact points arranged at intervals, two first contact points are all connected with a wire, and the back of the first FPC board is glued.

In an embodiment of the present invention, the second structural member is uniformly provided with a plurality of first screw holes penetrating through the second structural member, the first FPC board is correspondingly disposed at the first screw holes, and the first circular positioning holes are concentric with the first screw holes.

In an embodiment of the present invention, the communicating member includes a plurality of second FPC boards and a plurality of third FPC boards, and the plurality of second FPC boards are disposed on the first structural member, and the plurality of third FPC boards are disposed on the third structural member.

In an embodiment of the present invention, a second circular positioning hole penetrating through the second FPC board is disposed on the second FPC board, a peripheral portion of the second circular positioning hole is provided with a second contact point connected end to end, the second contact point is in contact with the first contact point on the front surface of the second structural member, and the back of the second FPC board is glued.

In an embodiment of the present invention, the first structural member is provided with a plurality of second screw holes penetrating through the first structural member, the second screw holes are correspondingly provided with the second FPC board, and the second circular positioning holes are concentric with the second screw holes.

In an embodiment of the present invention, a third circular positioning hole penetrating through the third FPC board is disposed on the third FPC board, a peripheral portion of the third circular positioning hole is provided with a third contact point connected end to end, the third contact point is in corresponding contact with the first contact point on the reverse side of the second structural member, and the back of the third FPC board is glued.

In an embodiment of the present invention, a plurality of third screw holes are provided on the third joint member, the third screw holes are correspondingly provided with the third FPC board, and the third circular positioning holes are concentric with the third screw holes.

In an embodiment of the present invention, the first structural member and the second structural member sequentially pass through the first screw hole and the second screw hole fixedly connected, and the third structural member and the second structural member sequentially pass through the second screw hole and the first screw hole fixedly connected.

Compared with the prior art, the beneficial effects of the utility model are that: the device has the characteristics of safety, simplicity and reliability, and can efficiently solve the problems that the core of the existing large-scale equipment is too much prevented from being disassembled and complicated, the anti-disassembling stability is high, the design cost is high and the like.

Drawings

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

Fig. 1 is a schematic perspective view of the shell anti-detaching device according to the embodiment of the present invention.

Fig. 2 is a structural schematic diagram of a second structural member and a third structural member of the anti-dismounting device for housing according to the embodiment of the present invention.

Fig. 3 is a schematic structural diagram of the first FPC board of the anti-detachment apparatus for housing according to the embodiment of the present invention.

Fig. 4 is a schematic structural diagram of a third FPC board of the anti-dismounting device for housing according to the embodiment of the present invention.

Fig. 5 is a schematic diagram of the anti-tamper circuit of the anti-tamper device for housing according to the embodiment of the present invention.

Fig. 6 is a schematic view of the third FPC board and the first FPC board connection of the anti-detachment apparatus for housing according to the embodiment of the present invention.

In the figure:

10. a first structural member; 20. a second structural member; 21. a first screw hole; 22. a first contact point; 23. a secure processor; 24. a first FPC board; 25. a first circular positioning hole; 30. a third structural member; 31. a third screw hole; 32. a third contact point; 33. a third FPC board; 34. and a third circular positioning hole.

Detailed Description

In order to make the technical problem solved by the present invention, the technical solutions adopted by the present invention and the technical effects achieved by the present invention clearer, the embodiments of the present invention are described in further detail below, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

As shown in fig. 1 to 6, the present embodiment provides a shell anti-detaching device, which includes a first structural member 10, a second structural member 20 covering the first structural member 10, and a third structural member 30 covering the second structural member 20, the first structural member 10 is provided with an external member, the second structural member 20 is provided with a core member, the front and back sides of the second structural member 20 are provided with anti-dismantling guard rings formed by anti-dismantling circuits, the external members and the core member are positioned in the anti-dismantling guard rings, the first structural member 10 and the third structural member 30 are provided with communication parts, and the communication parts are arranged to be communicated with each other when the first structural member 10, and/or, the third structural member 30 is separated from the second structural member 20, and the communicating member is released from contact with the tamper circuit, so that the tamper circuit alarms.

The utility model discloses utilize the intercommunication piece correspond with the just, reverse side of second structure 20 prevent tearing open the circuit intercommunication, prevent tearing open the circuit have the contact point and the detection of sending the dynamic change signal another contact point of dynamic change signal, when detecting when another contact point of dynamic change signal can not detect the dynamic signal change, prevent tearing open the circuit and can trigger and prevent tearing open alarm signal, can't use equipment locking, this kind of mode is based on the shell of deriving one on the defect of present shell prevents tearing open the scheme and prevents tearing open the structure, it mainly need not to consider whether have the location and how fixed problem, do not receive the restriction of shell protection area size, can prevent tearing open at present shell seat, need not to change the shell, this device has safe, simple and easy, reliable characteristics, can solve present large-scale equipment core safety and prevent tearing open too much more than complicated, The anti-dismantling stability, the design cost and the like.

In an embodiment of the present invention, the tamper circuit includes a plurality of first FPC boards 24 and a safety processor 23 connected end to form a closed-loop series circuit with the first FPC boards 24.

Specifically, it is a plurality of to prevent tearing open the circuit first FPC board 24 with the guard circle is torn open in preventing that safety processor 23 series connection formed, it can be understood that, a plurality of for series connection between the first FPC board 24, the peripheral hardware the core part all is located prevent tearing open the circuit and enclosing and close in preventing tearing open the guard circle that forms, work as prevent tearing open the circuit because of the shell is torn open and is leaded to unable intercommunication to trigger and prevent tearing open alarm signal, it is right the peripheral hardware the core part protects.

Further, a first circular positioning hole 25 penetrating through the first FPC board 24 is formed in the first FPC board 24, at least two first contact points 22 arranged at intervals are uniformly distributed in the first circular positioning hole 25, a conducting wire is connected to each of the two first contact points 22, and the back of the first FPC board 24 is subjected to adhesive tape pasting treatment.

It can be understood that a plurality of the first FPC boards 24 are connected in series through the conductive wires, and the first FPC boards 24 are distributed on the second structural member 20 in a back adhesive manner, it should be noted that the number and the arrangement manner of the first FPC boards 24 may be designed according to actual situations, and are not described in detail herein.

In an embodiment of the present invention, a plurality of first screw holes 21 are uniformly distributed on the second structural member 20, the first FPC board 24 is correspondingly disposed at the first screw holes 21, and the first circular positioning hole 25 is concentric with the first screw holes 21.

Preferably, two first contact points 22 are arranged on the first FPC board 24 at intervals, two first pads are further arranged on the first FPC board 24, the two first pads are correspondingly connected with the first contact points 22, the first pads are located on one side of the first FPC board 24, and the thickness of the first FPC board 24 is less than 0.2 mm; it should be noted that, the first circular positioning hole 25 overlaps with the first screw hole 21, and the first screw hole 21 is included in the first circular positioning hole 25, so that a certain degree of deviation is allowed in consideration of installation convenience, that is, the diameter of the first screw hole 21 is smaller than the diameter of the first circular positioning hole 25, thereby preventing the first screw from damaging the first FPC board 24; the two first pads of the first FPC board 24 are hidden inside the first structural member 10 or the third structural member 30 and do not contact the first structural member 10 or the third structural member 30, preventing the first pads and the wires from being pressed.

As shown in fig. 2, the via includes a plurality of second FPC boards provided on the first structural member 10 and a plurality of third FPC boards 33 provided on the third structural member 30.

The utility model uses the first FPC board 24, the second FPC board and the third FPC board 33 as the shell for preventing the disassembly; the anti-dismantling processing is performed on the first screw hole 21, the second screw hole and the third screw hole 31, the housing comprises the first structural member 10, the second structural member 20 and the third structural member 30, the first structural member 10, the second structural member 20 and the third structural member 30 are correspondingly and fixedly mounted through the first screw and the second screw, two contact points which output a dynamic change signal and can constantly detect whether the dynamic change signal exists are arranged on the safety processor 23, when the first screw and the second screw are locked, the first FPC board 24, the second FPC board and the third FPC board 33 are correspondingly contacted, the contact points which detect whether the dynamic change signal exists on the safety processor 23 can detect the dynamic change signal of the contact points which output the dynamic change signal on the safety processor 23, when the first screw is loosened, the corresponding second FPC board and the corresponding first FPC board 24 on the first structural member 10 and the second structural member 20 are not contacted, and when the second screw is loosened, the corresponding second FPC board and the corresponding third FPC board 33 on the second structural member 20 and the third structural member 30 are not contacted, so that the closed-loop series circuit on the second structural member 20 is disconnected, and the dynamic change signal of the dynamic change signal contact point output on the safety processor 23 is not detected by the contact point detecting whether the dynamic change signal exists on the safety processor 23, so that the anti-disassembly alarm signal is triggered, and the equipment is locked and cannot be used.

Specifically, the plurality of second FPC boards are disposed corresponding to the first FPC board 24 on the front side of the second structural member 20, and the plurality of third FPC boards 33 are disposed corresponding to the first FPC board 24 on the back side of the second structural member 20, so as to protect the core component on the second structural member 20 and the peripheral component on the first structural member 10.

In an embodiment of the present invention, a second circular positioning hole is disposed on the second FPC board, and the periphery of the second circular positioning hole is provided with a second contact point connected end to end, the second contact point is in corresponding contact with the first contact point 22 on the front surface of the second structure, and the back of the second FPC board is glued.

It can be understood that the second FPC board is attached to the first structural member 10 by means of a back adhesive, the second contact point is ring-shaped, and the size of the contact area of the second contact point is determined by the mounting deviation between the second circular positioning hole and the second screw hole of the first structural member 10; when the second contact point is correspondingly contacted with the first contact point 22, the connection of the anti-disassembly circuit on the front surface of the second structural part 20 can be realized, so that the anti-disassembly between the second structural part 20 and the first structural part 10 is ensured.

As a preferred embodiment of the present invention, the first structural member 10 is provided with a plurality of second screw holes penetrating through the first structural member 10, the second screw holes are correspondingly provided with the second FPC board, and the second circular positioning holes are concentric with the second screw holes.

It should be noted that the second circular positioning hole is overlapped with the second screw hole, and the second screw hole must be included in the second circular positioning hole, so that a certain degree of deviation is allowed in consideration of installation convenience, that is, the diameter of the second screw hole is smaller than that of the second circular positioning hole, and it is ensured that the second FPC board is not damaged when the first screw is locked; preferably, the thickness of the second FPC board is 0.2mm or less.

As shown in fig. 4, a third circular positioning hole 34 penetrating through the third FPC board 33 is formed in the third FPC board 33, third contact points 32 connected end to end are formed on the periphery of the third circular positioning hole 34, the third contact points 32 are in corresponding contact with the first contact points 22 on the opposite side of the second structure, and the back of the third FPC board 33 is subjected to a gluing process.

It can be understood that the third FPC board 33 is attached to the third structural member 30 by means of adhesive, the third contact point 32 is annular, and the contact area of the third contact point 32 is determined by the mounting deviation between the third circular positioning hole 34 and the second screw hole of the third structural member 30; the connection of the tamper-proof circuit on the opposite side of the second structural element 20 is ensured when the third contact point 32 is in contact with the first contact point 22, so that the tamper-proof between the second structural element 20 and the third structural element 30 is ensured.

Further, a plurality of third screw holes 31 penetrating through the third structural member 30 are formed in the third structural member 30, the third FPC boards 33 are correspondingly disposed on the third screw holes 31, and the third circular positioning holes 34 are concentric with the third screw holes 31.

It should be noted that the third circular positioning hole 34 overlaps with the third screw hole 31, and the third screw hole 31 must be included in the third circular positioning hole 34, so that a certain degree of deviation is allowed in consideration of installation convenience, that is, the diameter of the third screw hole 31 is smaller than the diameter of the third circular positioning hole 34, and it is ensured that the third FPC board 33 is not damaged when the second screw is locked; preferably, the thickness of the third FPC board 33 is 0.2mm or less.

In an embodiment of the present invention, the first structural member 10 and the second structural member 20 sequentially pass through the first screw hole 21 and the second screw hole fixed connection through the first screw, and the third structural member 30 and the second structural member 20 sequentially pass through the third screw hole 31 and the first screw hole 21 fixed connection through the second screw.

In the description herein, it is to be understood that the terms "upper," "lower," "left," "right," and the like are used merely for convenience in description and simplicity in operation, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting. Furthermore, the terms "first" and "second" are used merely for descriptive purposes and are not intended to have any special meaning.

In the description herein, references to the description of "an embodiment," "an example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be appropriately combined to form other embodiments as will be appreciated by those skilled in the art.

The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.

Claims

1. The utility model provides a shell anti-disassembly device, locates including first structure, the lid that sets gradually second structure and lid on the first structure are located third structure on the second structure, be provided with peripheral hardware on the first structure, be provided with the core component on the second structure, a serial communication port, the just, reverse side of second structure are provided with prevents tearing open the guard circle open of preventing that the circuit formed, peripheral hardware the core component is located prevent tearing open in the guard circle, first structure all be provided with the intercommunication piece on the third structure, the intercommunication piece sets up to work as first structure, and/or, the third structure with the separation of second structure, the intercommunication piece with prevent tearing open the circuit and remove the contact, make prevent tearing open the circuit warning.

2. The device of claim 1, wherein the tamper circuitry comprises a plurality of first FPC boards and a security processor connected end-to-end with the plurality of first FPC boards to form a closed loop series circuit.

3. The shell anti-dismounting device according to claim 2, wherein the first FPC board is provided with a first circular positioning hole penetrating through the first FPC board, at least two first contact points are uniformly distributed in the first circular positioning hole, the two first contact points are connected with conducting wires, and the back of the first FPC board is subjected to gluing treatment.

4. The device of claim 3, wherein the second structure member has a plurality of first screw holes uniformly formed therethrough, the first FPC board is correspondingly disposed at the first screw holes, and the first circular positioning holes are concentric with the first screw holes.

5. The tamper-evident device of claim 4, wherein the communication member includes a plurality of second FPC boards and a plurality of third FPC boards, the plurality of second FPC boards being disposed on the first structural member, the plurality of third FPC boards being disposed on the third structural member.

6. The casing detachment prevention device according to claim 5, wherein the second FPC board is provided with a second circular positioning hole penetrating through the second FPC board, a peripheral portion of the second circular positioning hole is provided with a second end-to-end contact point, the second contact point is in corresponding contact with the first contact point on the front surface of the second structural member, and a back portion of the second FPC board is subjected to gluing treatment.

7. The device as claimed in claim 6, wherein the first structural member has a plurality of second screw holes penetrating through the first structural member, the second screw holes have the second FPC boards disposed thereon, and the second circular positioning holes are concentric with the second screw holes.

8. The casing detachment prevention device of claim 7, wherein a third circular positioning hole penetrating through the third FPC board is formed in the third FPC board, a peripheral portion of the third circular positioning hole is provided with a third contact point which is connected end to end, the third contact point is in corresponding contact with the first contact point on the reverse side of the second structural member, and the back of the third FPC board is subjected to gluing treatment.

9. The device as claimed in claim 8, wherein the third structural member has a plurality of third screw holes passing through the third structural member, the third screw holes have the third FPC boards disposed thereon, and the third circular positioning holes are concentric with the third screw holes.

10. The device as claimed in claim 9, wherein the first structural member and the second structural member are fixedly connected by a first screw passing through the first screw hole and the second screw hole in sequence, and the third structural member and the second structural member are fixedly connected by a second screw passing through the third screw hole and the first screw hole in sequence.