CN207082186U - The safeguard construction and POS that anti-full fitting screen is opened - Google Patents

Abstract

The utility model provides safeguard construction and the POS that a kind of anti-full fitting screen is opened.The safeguard construction that the anti-full fitting screen is opened, including full fitting screen and main circuit board, full fitting screen includes display screen and touch-screen, the first flexible PCB is connected with touch-screen, the second flexible PCB is connected with display screen, the first flexible PCB and the second flexible PCB are respectively arranged on the region corresponded on full fitting screen in the both ends of the straight line through full fitting screen center.The utility model sets the first flexible PCB on the touch screen of full fitting screen, the second flexible PCB is set on the display screen of full fitting screen, and the first flexible PCB and the second flexible PCB are arranged on the upper non-the same side of full fitting screen and on two remote regions, so as to prevent from illegally opening full fitting screen.Display screen and the flexible PCB on touch screen are make use of simultaneously, and cost is low, technique is simple, easy to assembly, is suitable for realization, is easy to widely apply.

Description

The safeguard construction and POS that anti-full fitting screen is opened

Technical field

The utility model belongs to POS field, is to be related to the safety knot that a kind of anti-full fitting screen is opened more specifically The POS of structure and the safeguard construction opened using the anti-full fitting screen.

Background technology

POS (point of sales terminal) Chinese means " point of sale " that full name is point of sale information management System, has cash or amount cashier's function of bartering.POS shows consumption information and input data due to needing, therefore in POS Full fitting screen can be typically set.Current full fitting screen is mainly shielded using full fitting, and full fitting screen includes display screen and is fitted in aobvious Touch-screen in display screen；Once touch-screen and display screen are separated by force, it will destroy full fitting screen or can not recover.And it is Protection user information safety, safety chip can be typically set in POS, when safety chip detects rogue attacks, can be touched Security mechanism is sent out, wipes key and other sensitive informations.Most current POS using touch-screen input personal identification number, illegal point Son is by digging full fitting screen, to attack terminal system.

Signal lead is (also known as：Tamper signal wires, or line trigger signal) it is a kind of safe processor (safety chip Or safe CPU) signal wire of its level change is can detect, when CPU detects level on the signal wire with setting level value not When consistent, CPU will trigger security mechanism, wipe key and other sensitive informations.Prior art is prevented for the safety of full fitting screen Protection mechanism is complex, such as：Laser direct forming technique is used around triggering on line trigger signal, shell on full fitting screen Signal wire etc..These modes not only complex manufacturing, be difficult to, and cost is high, it is difficult to realizes batch production.

Utility model content

The purpose of this utility model is to provide the safeguard construction that a kind of anti-full fitting screen is opened, to solve prior art Present in POS be bonded full screen Security mechanism realize the problem of complicated, with high costs.

To achieve the above object, the technical solution adopted in the utility model is：There is provided what a kind of anti-full fitting screen was opened Safeguard construction, including full fitting screen and the main circuit board for driving the full fitting screen, the main circuit board, which is provided with, to be had The safety chip of sensitive information is wiped when triggering security mechanism, the full fitting screen includes display screen and is fitted in the display screen On touch-screen, be connected with the first flexible PCB on the touch-screen, the second flexible PCB be connected with the display screen, There is the touching signals line being electrical connected with the touch-screen on first flexible PCB；On second flexible PCB With the display signal line being electrical connected with the display screen, first flexible PCB and second flexible PCB point The region corresponded on screen in the both ends of the straight line through the full fitting screen center described She Yu not be bonded entirely.

Further, on first flexible PCB covered with the first Mesh coilings, first flexible PCB with The main circuit board is electrical connected, covered with the 2nd Mesh coilings, second flexible circuit on second flexible PCB Plate is electrical connected with the main circuit board.

Further, in addition to be electrically connected with first flexible PCB and the main circuit board the first connector and It is electrically connected with the second connector of second flexible PCB and the main circuit board, the touching signals line and described first Connector is connected, and the display signal line is connected with second connector.

Further, first flexible PCB is provided with the first breaking-proof switch, and the main circuit board compresses described One breaking-proof switch.

Further, the first connector of connection first breaking-proof switch and the main circuit board is included, described the A connection piece detachably contradicts first breaking-proof switch.

Further, the first support of support first connector is included, first connector is placed in described the In one support.

Further, first connector is elastic component.

Further, second flexible PCB is provided with the second breaking-proof switch, second breaking-proof switch with it is described Main circuit board is electrical connected.

Further, the second connector of connection second breaking-proof switch and the main circuit board is included.

The beneficial effect for the safeguard construction that anti-full fitting screen provided by the utility model is opened is：With prior art phase Than the utility model sets the first flexible PCB on the touch screen of full fitting screen, is set on the display screen of full fitting screen Second flexible PCB, and by the first flexible PCB and the second flexible PCB be separately positioned on full fitting screen in through this The region that the both ends of the straight line at full fitting screen center correspond to, i.e. the first flexible PCB and the second flexible PCB are arranged on entirely Fitting shields upper non-the same side and on two remote region, so as to prevent from illegally opening full fitting screen.Profit simultaneously With the flexible PCB on display screen and touch screen, cost is low, technique is simple, easy to assembly, is suitable for realization, largely should be easy to With.

Another object of the present utility model is to provide a kind of POS, including anti-full fitting screen as described above is opened Safeguard construction.

POS of the present utility model has used the safeguard construction that above-mentioned anti-full fitting screen is opened, and can preferably prevent Full fitting screen is opened, safe, and convenient realization, and cost is low, is easy to commercial Application.

Brief description of the drawings

, below will be to embodiment or prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model The required accompanying drawing used is briefly described in description, it should be apparent that, drawings in the following description are only that this practicality is new Some embodiments of type, for those of ordinary skill in the art, without having to pay creative labor, can be with Other accompanying drawings are obtained according to these accompanying drawings.

Fig. 1 is the structural representation for the POS that the utility model embodiment provides；

Fig. 2 is the configuration schematic diagram one of Fig. 1 POS；

Fig. 3 is the configuration schematic diagram two of Fig. 1 POS；

Fig. 4 is the positive structure diagram of the full fitting screen in Fig. 2 POS；

The first flexible PCB and main circuit board for the safeguard construction that full fitting screen is opened are prevented in the POS that Fig. 5 is Fig. 1 Cross section structure diagram during connection；

The positive structure diagram for the full fitting screen of another kind that Fig. 6 the utility model embodiments use；

Fig. 7 is the positive structure diagram for another full fitting screen that utility model embodiment uses.

Wherein, each accompanying drawing main mark in figure：

100-POS machines；The safeguard construction that the anti-full fitting screens of 10- are opened；11- main circuit boards；The connectors of 111- first； The contact switch of 112- second；12- is bonded screen entirely；121- touch-screens；122- display screens；The flexible PCBs of 13- first；131- first Golden finger；The breaking-proof switch of 14- first；The connectors of 151- first；152- first supports；The flexible PCBs of 16- second；161- second Golden finger；The breaking-proof switch of 17- second；18- second supports；The accommodating holes of 181- second；20- casings；21- fore shells；22- rear shells.

Embodiment

In order that technical problem to be solved in the utility model, technical scheme and beneficial effect are more clearly understood, with Lower combination drawings and Examples, the utility model is further elaborated.It is it should be appreciated that described herein specific real Example is applied only to explain the utility model, is not used to limit the utility model.

It should be noted that when element is referred to as " being fixed on " or " being arranged at " another element, it can be directly another On one element or it is connected on another element.When an element is known as " being connected to " another element, it can To be directly to another element or be indirectly connected on another element.

In description of the present utility model, it is to be understood that term " " center ", " length ", " width ", " thickness ", The orientation of instruction such as " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " or Position relationship is based on orientation shown in the drawings or position relationship, is for only for ease of description the utility model and simplifies description, Rather than instruction or imply signified device or element must have specific orientation, with specific azimuth configuration and operation, because This is it is not intended that to limitation of the present utility model.

In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or Implicitly include one or more this feature.In description of the present utility model, " multiple " are meant that two or two More than, unless otherwise specifically defined.

, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, Can be connection or the interaction relationship of two elements of two element internals.For one of ordinary skill in the art Speech, can understand concrete meaning of the above-mentioned term in the utility model as the case may be.

In order to facilitate description, noun and its be explained as follows that the utility model can be used：

Breaking-proof switch：One kind two terminates signal lead (also known as：Tamper signal wires, or line trigger signal) open Close, once switching off, safety chip will detect level change, and trigger security mechanism, wipe key and other sensitivity letters Breath.

Signal lead is (also known as：Tamper signal wires, or line trigger signal)：A kind of safe processor (safety chip Or safe CPU) signal wire of its level change is can detect, when CPU detects level on the signal wire with setting level value not When consistent, CPU will trigger security mechanism, wipe key and other sensitive informations.

Mesh coilings (mesh coilings)：Refer to the independent coiling of Tamper signal wires, or the Tamper of two or more quantity The mutual coiling of signal wire, that is, the coiling formed.Tamper signal wires can be coiled into it is latticed, or parallel interval set multiple The shape such as shape or line round.

Also referring to Fig. 1 to Fig. 5, now POS 100 provided by the utility model is illustrated.The POS 100, The safeguard construction 10 opened including anti-full fitting screen.The safeguard construction 10 opened using anti-full fitting screen, can be more preferable Avoid illegally opening full fitting screen 12 and attacking POS 100, improve security.

The safeguard construction 10 that the anti-full fitting screen is opened, including full fitting screen 12 and main circuit board 11, full fitting screen 12 include display screen 122 and the touch-screen 121 fitted on display screen 122, and consumption information is shown by display screen 122, lead to Touch-screen 121 is crossed to receive input data.Main circuit board 11 is electrical connected with the full screen 12 that is bonded, and is driven by main circuit board 11 Display screen 122 shows and received the information of the input of touch-screen 121；Safety chip is also set on main circuit board 11, safety chip is touching When sending out security mechanism, the sensitive informations such as key, user's card number can be wiped, to protect user profile, prevent leakage of information.Specifically Ground, safety chip can be the safe processor being located on main circuit board 11.The first flexible PCB is connected with touch-screen 121 13, the second flexible PCB 16 is connected with display screen 122.Have and 121 electrical phase of touch-screen on first flexible PCB 13 Touching signals line (not shown) even；There is the display signal line being electrical connected with display screen 122 on second flexible PCB 16 (not shown), the second flexible PCB 16 are electrical connected with main circuit board 11, so that main circuit board 11 drives display screen 122 to show Information.First flexible PCB 13 and the second flexible PCB 16 are respectively arranged on full fitting screen 12 and are bonded in through complete in screen 12 The region that the both ends of the straight line of the heart correspond to.The structure can be incited somebody to action by the first flexible PCB 13 and the second flexible PCB 16 Be located remotely from each other two regions of full fitting screen 12 are connected with main circuit board 11, preferably prevent from opening full fitting screen 12.Specifically Ground, in the present embodiment, the first flexible PCB 13 and the second flexible PCB 16 are respectively arranged on full fitting screen 12 adjacent two Side, and the first flexible PCB 13 and the second flexible PCB 16 shield the remote area of 12 adjacent both sides positioned at full fitting respectively On.In further embodiments, referring to Fig. 7, the first flexible PCB 13 and the second flexible PCB 16 are respectively positioned at full patch Close corresponding to 12 diagonally opposing corners of screen on two regions.In further embodiments, the first flexible PCB 13 and the second flexible circuit Plate 16 shields 12 both sides or both ends positioned at full fitting respectively.Can be according to using needs, by the first flexible PCB 13 and second Flexible PCB 16 shields the region corresponded on 12 in the both ends of the straight line through complete 12 centers of fitting screen positioned at full fitting respectively.

Covered with the first Mesh coiling (not shown), the first flexible PCB 13 and main circuit on first flexible PCB 13 Plate 11 is electrical connected, and so as to facilitate main circuit board 11 to receive the input information of touch-screen 121, and is protected by the first Mesh coilings The first flexible PCB 13 is protected, prevents from illegally opening, change and illegally detecting touch signals；Covered on second flexible PCB 16 There is the 2nd Mesh coiling (not shown), display signal line can be protected by the 2nd Mesh coilings, prevent from illegally distorting display Information, the illegal difficulty opened with changing of lifting.

First flexible PCB 13 is set on the touch screen of full fitting screen 12, on the display screen 122 of full fitting screen 13 Second flexible PCB 16 is set, the first Mesh coilings are covered on the first flexible PCB 13, in the second flexible PCB 16 The 2nd Mesh coilings of upper covering, play a part of protecting the first flexible PCB 13 and the second flexible PCB 16, prevent first The flexible PCB 16 of flexible PCB 13 and second is destroyed, to prevent rogue attacks, open and shield 12 with changing complete be bonded；Simultaneously Mesh coilings are set on the first flexible PCB 13 and the second flexible PCB 16, can be greatly promoted and illegally be opened and detect The difficulty of full fitting screen 12；Display screen 122 and the flexible PCB on touch screen are make use of simultaneously, and cost is low, technique is simple, dress With conveniently, it is suitable for realization, is easy to widely apply.

Further, in the present embodiment, the first Mesh coilings are covered on whole first flexible PCB 13, improve safety Property.Certainly in some other embodiment, the position of touching signals line can also be corresponded to only on the first flexible PCB 13 The first Mesh coilings are covered, it is convenient to make to reduce cost.

Further, in the present embodiment, the 2nd Mesh coilings are covered on whole second flexible PCB 16, improve safety Property.Certainly in some other embodiment, position that can also be corresponding to signal wire only on the second flexible PCB 16 covers 2nd Mesh coilings, it is convenient to make to reduce cost.

Further, also referring to Fig. 2 to Fig. 5, as a kind of specific real of POS 100 provided by the utility model Mode is applied, the safeguard construction 10 that the anti-full fitting screen is opened also includes being electrically connected with the first flexible PCB 13 and main circuit (figure is not with the second connector of main circuit board 11 for the first connector 111 and the second flexible PCB of electric connection 16 of plate 11 Show), touching signals line is connected with the first connector 111, and display signal line is connected with the second connector.First connector is set 111 and second connector, to facilitate the first flexible PCB 13 and the second flexible PCB 16 and 11 electrical phase of main circuit board Even.Specifically, the first connector 111 can be mother daughter board connector, FPC connector, zebra bar, connection terminal or other are electrically conductive Connector.Specifically, the second connector can also be mother daughter board connector, FPC connector, zebra bar, connection terminal or other Conductive connector.

Further, also referring to Fig. 2 to Fig. 5, as a kind of specific real of POS 100 provided by the utility model Mode is applied, the first flexible PCB 13 is provided with the first golden finger 131 being connected with the first connector 111, to facilitate and main electricity Road plate 11 is electrical connected.

Similarly, the second flexible PCB 16 is provided with the second golden finger 161 being connected with the second connector, to facilitate and master Circuit board 11 is electrical connected.

Further, also referring to Fig. 2 to Fig. 5, as a kind of specific real of POS 100 provided by the utility model Mode is applied, the first flexible PCB 13 is provided with the first breaking-proof switch 14, and main circuit board 11 compresses the first breaking-proof switch 14；When non- When method opens full fitting screen 12, main circuit board 11 can be made to depart from the first breaking-proof switch 14, and touch the first breaking-proof switch 14, entered And safety chip on main circuit board 11 can be made to detect level change, and security mechanism is triggered, to wipe sensitive information, prevent Leakage of information.It is possible to further which the first Mesh coilings are connected with the first breaking-proof switch 14, to pass through the first breaking-proof switch 14 It is electrical connected with main circuit board 11.

Further, also referring to Fig. 2 to Fig. 5, as a kind of specific real of POS 100 provided by the utility model Mode is applied, the safeguard construction 10 that anti-full fitting screen is opened also includes the first breaking-proof switch of connection 14 and the first of main circuit board 11 Connector 151, the first connector 151 detachably contradict the first breaking-proof switch 14.First connector 151 is set, main electricity can be made Road plate 11 preferably supports the first breaking-proof switch 14, so as to when it is illegal open full fitting screen 12 when, can make the first connector 151 with First breaking-proof switch 14 departs from, and touches the first breaking-proof switch 14, and then can detect safety chip on main circuit board 11 Level change, and security mechanism is triggered, to wipe sensitive information, prevent leakage of information.

Further, also referring to Fig. 2 to Fig. 5, as a kind of specific real of POS 100 provided by the utility model Mode is applied, the first connector 151 is electrical connected with main circuit board 11, and then the first breaking-proof switch 14 and main circuit board 11 is electrical It is connected.Certainly, in further embodiments, the first connector 151 can not also be electrical connected with main circuit board 11, and only support Main circuit board 11 is held, and the first connector 151 is electrical connected with the first breaking-proof switch 14.

Further, also referring to Fig. 2 to Fig. 5, as a kind of specific real of POS 100 provided by the utility model Mode is applied, the first connector 151 is elastic component.Due to POS 100 after fabrication, generally require largely to be detected, at this moment Often lead to POS 100 to vibrate, and POS 100 can be also moved in transport, use, and vibrate POS 100；Use Elastic component can preferably play damping effect as the first connector 151, so as to avoid when using and detecting etc. because shaking Move and cause the first connector 151 to be disconnected with the first breaking-proof switch 14.

Specifically, the first connector 151 can be spring.In some other embodiment, the first connector 151 can also It is the resilient conductive elements such as electric silica gel, conductive rubber.So can be electrical directly with main circuit board 11 by the first breaking-proof switch 14 It is connected.In further embodiments, it can also only set and lead close to one end of the first breaking-proof switch 14 in the first connector 151 Electric piece, conducting strip is set to be electrically connected with the first breaking-proof switch 14.Further, conducting strip can be sheet metal or carbon Grain etc..First connector 151 can be flexible connector, such as：Zebra bar, the silica gel with carbon granules；First connector 151 It can be inelastic connector：Such as the connector of connector, or other forms.

Further, a kind of embodiment as POS 100 provided by the utility model, the first breaking-proof switch 14 are square, circle, rhombus, triangle etc. shape.

Further, also referring to Fig. 2 to Fig. 5, as a kind of specific real of POS 100 provided by the utility model Mode is applied, the safeguard construction 10 that the anti-full fitting screen is opened also includes the first support 152 of the first connector 151 of support, the A connection piece 151 is placed in first support 152.First support 152 is set, can play a part of supporting the first connector 151； In addition, first support 152 can also play a part of protecting the first connector 151, and the first company can be prevented in vibration Fitting 151 shifts, and avoids erroneous trigger security mechanism.

Further, also referring to Fig. 2 to Fig. 5, as a kind of specific real of POS 100 provided by the utility model Mode is applied, first support 152 is PCB walls, and first support 152 is electrical connected with main circuit board 11., can be more preferable using PCB walls The first connector of protection 151, prevent from, from the first connector of external attack 151, when such as can prevent from illegally dismantling, using outside First connector 151 is fixed on the first breaking-proof switch 14 by device.PCB walls refer to a kind of circuit board making of band Mesh coilings Wall, can be cross wall, straight wall, or other shapes, such as frame-shaped or annular shape.PCB Chineses are：Printed circuit board (PCB).

Further, also referring to Fig. 2 to Fig. 5, as a kind of specific real of POS 100 provided by the utility model Mode is applied, the first accommodating hole (figure is not marked) is offered in first support 152, the first connector 151 is placed in the first accommodating hole. First accommodating hole is set in first support 152, and the first connector 151 is placed in the first accommodating hole, can preferably be protected First connector 151, prevent the first connector 151 by external attack.

Further, a kind of embodiment as POS 100 provided by the utility model, first support 152 are solid Due on main circuit board 11.In the present embodiment, first support 152 is fixed on main circuit board 11 on which, can conveniently installation first Support 152, the mesh coilings being also convenient in first support 152 are electrical connected with main circuit board 11.In other embodiments, also may be used So that PCB walls and the first flexible PCB 13 to be fixedly linked.

Further, a kind of embodiment as POS 100 provided by the utility model, on main circuit board 11 Also the first contact switch is provided with corresponding to the position of the first breaking-proof switch 14, and the first connector 151 detachably contradicts this and first touched Point switch.First contact switch is a kind of breaking-proof switch structure.First contact switch is set on main circuit board 11 on which, can be with One breaking-proof switch 14 coordinates, and plays a part of double insurance, Quan when illegally opening fitting screen 12, no matter the first connector 151 Separate with the first contact switch, or separated with the first breaking-proof switch 14, safe processor triggers security mechanism, wipes key And other sensitive informations, prevent leakage of information.

Further, a kind of embodiment as POS 100 provided by the utility model, the first contact switch The pad switch that can be provided on main circuit board 11.

Further, also referring to Fig. 2 to Fig. 5, as a kind of specific real of POS 100 provided by the utility model Mode is applied, the second flexible PCB 16 is provided with the second breaking-proof switch 17, the second breaking-proof switch 17 and 11 electrical phase of main circuit board Even.Second breaking-proof switch 17 is set on the second flexible PCB 16, when illegally opening full fitting screen 12, it is soft that second can be moved Property circuit board 16, and touch the second breaking-proof switch 17, and then trigger security mechanism, the illegal difficulty for opening full fitting screen 12 of lifting Degree, lift security.

Further, a kind of embodiment as POS 100 provided by the utility model, full fitting screen quilt is prevented Second connector (not shown) of the safeguard construction 10 opened also including the second breaking-proof switch of connection 17 with main circuit board 11, second Connector detachably contradicts the second breaking-proof switch 17.Second connector is set, main circuit board 11 can be made preferably to support second Breaking-proof switch 17, so as to when illegally opening full fitting screen 12, the second connector be made to depart from the second breaking-proof switch 17, and touch Dynamic second breaking-proof switch 17, and then safety chip on main circuit board 11 can be made to detect level change, and security mechanism is triggered, To wipe sensitive information, leakage of information is prevented.

Further, a kind of embodiment as POS 100 provided by the utility model, the second connector with Main circuit board 11 is electrical connected, and then the second breaking-proof switch 17 is electrical connected with main circuit board 11.Certainly, implement at other In example, the second connector can not also be electrical connected with main circuit board 11, and only support main circuit board 11, and the second connector It is electrical connected with the second breaking-proof switch 17.

Further, a kind of embodiment as POS 100 provided by the utility model, the second connector are Elastic component.Due to POS 100 after fabrication, generally require largely to be detected, at this moment often lead to POS 100 and vibrate, And POS 100 can be also moved in transport, use, and vibrates POS 100；Using elastic component as the second connector, Damping effect can be preferably played, so as to avoid causing the second connector and second because of vibration when using and detecting etc. Breaking-proof switch 17 disconnects.

Specifically, the second connector can be spring.In some other embodiment, the second connector can also be conductive The resilient conductive elements such as silica gel, conductive rubber.So the second breaking-proof switch 17 can be directly electrical connected with main circuit board 11. In further embodiments, conducting strip only can also be set close to one end of the second breaking-proof switch 17 in the second connector, make to lead Electric piece is electrically connected with the second breaking-proof switch 17.Further, conducting strip can be sheet metal or carbon granules etc..Second Connector can be flexible connector, such as：Zebra bar, the silica gel with carbon granules；Second connector can also be inelastic Connector：Such as the connector of connector, or other forms.

Further, the second breaking-proof switch 17 is identical with the structure of the first breaking-proof switch 14, to facilitate processing and fabricating, while side Just design and layout.Second breaking-proof switch 17 is square, circle, rhombus, triangle etc. shape.

Further, a kind of embodiment as POS 100 provided by the utility model, the anti-full fitting screen The safeguard construction 10 opened also includes the second support 18 of the second connector of support, and the second connector is placed in second support 18 In.Second support 18 is set, can play a part of supporting the second connector；In addition, second support 18 can also play protection The effect of second connector, and can prevent the second connector from shifting in vibration, avoid erroneous trigger security mechanism.

Further, also referring to Fig. 2 to Fig. 4 and Fig. 7, one kind tool as POS 100 provided by the utility model Body embodiment, second support 18 are PCB walls, and second support 18 is electrical connected with main circuit board 11.Use PCB walls, Ke Yigeng The good connector of protection second, prevents from, from the connector of external attack second, when such as can prevent from illegally dismantling, using external devices Second connector is fixed on the second breaking-proof switch 17.PCB walls refer to a kind of wall of the circuit board making of band Mesh coilings, can To be cross wall, straight wall, or other shapes, such as frame-shaped or annular shape.PCB Chineses are：Printed circuit board (PCB).

Further, also referring to Fig. 2 to Fig. 4 and Fig. 7, one kind tool as POS 100 provided by the utility model Body embodiment, the second accommodating hole 181 is offered in second support 18, the second connector is placed in the second accommodating hole 181. Second accommodating hole 181 is set in two supports 18, and the second connector is placed in the second accommodating hole 181, can preferably be protected Second connector, prevent the second connector by external attack.

Further, also referring to Fig. 2 to Fig. 4 and Fig. 7, one kind tool as POS 100 provided by the utility model Body embodiment, second support 18 are fixed on main circuit board 11.In the present embodiment, second support 18 is fixed on main circuit board On 11, conveniently installation second support 18, the mesh coilings being also convenient in second support 18 it can be electrical connected with main circuit board 11. In other embodiments, second support 18 and the second flexible PCB 16 can also be fixedly linked.

Further, a kind of embodiment as POS 100 provided by the utility model, on main circuit board 11 Also the second contact switch 112 is provided with corresponding to the position of the second breaking-proof switch 17, and the second connector detachably contradicts this and second touched Point switch 112.Second contact switch 112 is a kind of breaking-proof switch structure.Second contact switch is set on main circuit board 11 on which 112, it can coordinate with the second breaking-proof switch 17, play a part of double insurance, Quan when illegally opening fitting screen 12, no matter the Two connectors separate with the second contact switch 112, or are separated with the second breaking-proof switch 17, and safe processor triggers safe machine System, key and other sensitive informations are wiped, prevent leakage of information.

Further, a kind of embodiment as POS 100 provided by the utility model, the second contact switch 112 can be provided in the pad switch on main circuit board 11.

Further, referring to Fig. 4, a kind of embodiment as POS 100 provided by the utility model, One flexible PCB 13 and the second flexible PCB 16 are staggeredly located out, and preferably to protect full fitting screen 12, prevent from being bonded entirely Screen 12 is illegally opened.

Further, also referring to Fig. 1 to Fig. 4, as a kind of specific real of POS 100 provided by the utility model Mode is applied, the POS 100 also includes casing 20, and full fitting screen 12 is arranged on casing 20, and main circuit board 11 is arranged on casing 20 In.Casing 20 is set, to protect main circuit board 11 by casing 20, while supports full fitting screen 12.

Further, also referring to Fig. 1 to Fig. 4, as a kind of specific real of POS 100 provided by the utility model Mode is applied, casing 20 includes fore shell 21 and rear shell 22, and full fitting screen 12 is arranged on fore shell 21, and main circuit board 11 is arranged on fore shell In 21, to facilitate full fitting screen 12 to be electrical connected with main circuit board 11, rear shell 22 is covered on fore shell 21.Fore shell 21 and rear shell are set 22 form casing 20, can facilitate processing and fabricating, while convenient each electronic device of installation, such as main circuit board 11, full fitting screen 12 Deng.

Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model Protection domain within.

Claims (10)

1. the safeguard construction that anti-full fitting screen is opened, including full fitting screen and the main circuit for driving the full fitting screen Plate, the main circuit board are provided with the safety chip that sensitive information is wiped during with triggering security mechanism, the full fitting screen bag Display screen and the touch-screen being fitted on the display screen are included, the first flexible PCB is connected with the touch-screen, it is described aobvious The second flexible PCB is connected with display screen, there is the touch-control being electrical connected with the touch-screen on first flexible PCB Signal wire；There is the display signal line being electrical connected with the display screen on second flexible PCB, it is characterised in that：Institute State the first flexible PCB and second flexible PCB is respectively arranged on the screen of fitting entirely and shielded in through the full fitting The region that the both ends of the straight line at center correspond to.

2. the safeguard construction that anti-full fitting screen as claimed in claim 1 is opened, it is characterised in that：First flexible circuit It is electrical connected on plate covered with the first Mesh coilings, first flexible PCB with the main circuit board, described second is flexible It is electrical connected on circuit board covered with the 2nd Mesh coilings, second flexible PCB with the main circuit board.

3. the safeguard construction that anti-full fitting screen as claimed in claim 2 is opened, it is characterised in that：Also include being electrically connected with institute State the first connector of the first flexible PCB and the main circuit board and be electrically connected with second flexible PCB with it is described Second connector of main circuit board, the touching signals line are connected with first connector, the display signal line with it is described Second connector is connected.

4. the safeguard construction that anti-full fitting screen as claimed in claim 3 is opened, it is characterised in that：First flexible circuit Plate is provided with the first breaking-proof switch, and the main circuit board compresses first breaking-proof switch.

5. the safeguard construction that anti-full fitting screen as claimed in claim 4 is opened, it is characterised in that：Also include connecting described the First connector of one breaking-proof switch and the main circuit board, first connector detachably contradict first unpacking-preventing Close.

6. the safeguard construction that anti-full fitting screen as claimed in claim 5 is opened, it is characterised in that：Also include supporting described the The first support of a connection piece, first connector are placed in the first support.

7. the safeguard construction that anti-full fitting screen as claimed in claim 5 is opened, it is characterised in that：First connector is Elastic component.

8. the safeguard construction that the anti-full fitting screen as described in claim any one of 1-7 is opened, it is characterised in that：Described second Flexible PCB is provided with the second breaking-proof switch, and second breaking-proof switch is electrical connected with the main circuit board.

9. the safeguard construction that anti-full fitting screen as claimed in claim 8 is opened, it is characterised in that：Also include connecting described the Second connector of two breaking-proof switch and the main circuit board.

A kind of 10. POS, it is characterised in that：The peace opened including the anti-full fitting screen as described in claim any one of 1-9 Full structure.