CN207966114U - Screen Anti-dismounting structure and POS machine - Google Patents

Abstract

The utility model provides a kind of screen Anti-dismounting structure and POS machine.The screen Anti-dismounting structure includes the casing for being used to support screen and mainboard, casing includes support plate, support plate has the front for coordinating support screen and the back side for coordinating support mainboard, correspondence is used to support mainboard in support plate and the position of screen offers through-hole, be equipped with breaking-proof switch in through-hole, breaking-proof switch have first end for supporting screen and for the second end that supports and be electrically connected mainboard.Support plate is arranged in the utility model, so that screen and mainboard to be separately mounted to the two sides of support plate, and opens up through-hole on the supporting plate, and breaking-proof switch is arranged in through-holes；When in use, the first end of breaking-proof switch supports screen, and the second end of breaking-proof switch supports mainboard and is electrical connected with mainboard, to in illegally dismounting screen, breaking-proof switch be made to be disconnected with mainboard, to trigger security mechanism, to improve safety, prevent from illegally dismantling screen.

Description

Screen Anti-dismounting structure and POS machine

Technical field

The utility model belongs to financial transaction field, is to be related to a kind of screen Anti-dismounting structure and using should more specifically The POS machine of screen Anti-dismounting structure.

Background technology

Finance self-help terminal, such as automatic teller machine, fuel charger, POS machine equipment generally require setting keyboard and carry out input operation. The Chinese of POS (point of sales terminal) means " point of sale " that full name is point of sale information control system, is had Cash or amount cashier's function of bartering.It is traded for convenience, screen can be arranged in general finance self-help terminal, to carry out Display and control.It since screen can show sensitive information, thus needs to protect screen, be believed with Tempest or display Breath is tampered, and ensures the safety of financial transaction.Current screen is usually directly bonded on casing, however this mode, screen Curtain is easy illegally to be dismantled, and safety is relatively low.

Utility model content

The purpose of this utility model is to provide a kind of screen Anti-dismounting structures, to solve finance existing in the prior art certainly The problem for helping terminal screen protection safety low.

To achieve the above object, the technical solution adopted in the utility model is：A kind of screen Anti-dismounting structure is provided, including with In the casing of support screen and mainboard, the casing includes support plate, and the support plate has supports the screen for coordinating Front and for coordinating the back side for supporting the mainboard, the front and the two sides that the back side is respectively the support plate, Correspondence is used to support the mainboard in the support plate and the position of the screen offers through-hole, and tamper is equipped in the through-hole Switch, the breaking-proof switch have first end for supporting the screen and for support and be electrically connected the mainboard Second end.

Further, it is equipped in the corresponding position of the through-hole in the support plate and supports the unpacking-preventing for coordinating The support construction of pass.

Further, the support construction is joining piece, and described joining piece one end is connected with the side of the breaking-proof switch, The other end of the joining piece is connected with the side wall of the through-hole.

Further, the thickness of the other end of the joining piece by the joining piece middle part to the joining piece end direction It is gradually thinning.

Further, the joining piece is located at the first end of the breaking-proof switch.

Further, the other end of the joining piece is connected in the front of the support plate.

Further, the end face of the other end of the joining piece is inclined in the inclined-plane of the joining piece thickness direction.

Further, the angle between the end face of the inclined-plane and the joining piece far from the second end is obtuse angle.

Further, the front of the support plate offers the groove of cooperation positioning and the accommodating screen.

The advantageous effect of screen Anti-dismounting structure provided by the utility model is：Compared with prior art, the utility model Support plate is set, so that screen and mainboard to be separately mounted to the two sides of support plate, and opens up through-hole on the supporting plate, and logical Breaking-proof switch is set in hole；When in use, the first end of breaking-proof switch supports screen, and the second end of breaking-proof switch supports mainboard simultaneously It is electrical connected with mainboard, in illegally dismounting screen, breaking-proof switch be made to be disconnected with mainboard, to trigger security mechanism, with Safety is improved, prevents from illegally dismantling screen.

Another object of the present invention is to provide a kind of POS machine, including screen and mainboard, further includes shielding as described above Curtain Anti-dismounting structure, the screen is installed on the front of the support plate, and the screen compresses the first end of the breaking-proof switch, The mainboard is installed on the back side of the support plate, and the mainboard compresses the second end of the breaking-proof switch, and the mainboard It is electrical connected with the second end of the breaking-proof switch.

The advantageous effect of POS machine provided by the utility model is：Compared with prior art, the POS machine of the utility model Above-mentioned screen Anti-dismounting structure has been used, screen can be preferably protected, has prevented screen from illegally being dismantled, has improved the peace of screen protection Quan Xing.

Description of the drawings

It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is 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 Obtain other attached drawings according to these attached drawings.

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

Screen and structural schematic diagram when mainboard are installed on screen Anti-dismounting structure in the POS machine that Fig. 2 is Fig. 1；

Fig. 3 is the structural schematic diagram one when screen Anti-dismounting structure, screen and mainboard decompose in Fig. 2；

Fig. 4 is the enlarged structure schematic diagram of part A in Fig. 3；

Fig. 5 is the structural schematic diagram two when screen Anti-dismounting structure, screen and mainboard decompose in Fig. 2；

Fig. 6 is the enlarged structure schematic diagram of part B in Fig. 5.

Wherein, each attached drawing main mark in figure：

100-POS machines；10- casings；11- support plates；The fronts 111-；The back sides 112-；113- through-holes；115- grooves；12- is anti- Dismantle pass；121- first ends；122- second ends；13- joining pieces；20- screens；30- mainboards.

Specific implementation mode

In order to make technical problem to be solved in the utility model, technical solution and advantageous effect be more clearly understood, with Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein It applies example to be only used 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 set to " 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 addition, term " first ", " second " are used for description purposes only, it is not understood to indicate or imply relative importance Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include one or more this feature.The meaning of " plurality " is two or two in the description of the present invention, More than, unless otherwise specifically defined.

In the description of the present invention, it should be understood that term "center", " length ", " width ", " thickness ", The orientation of the instructions such as "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" or Position relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, It does not indicate or imply the indicated device or element must have a particular orientation, with specific azimuth configuration and operation, because This should not be understood as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally Connection；It can be mechanical connection, can also be electrical connection；Can be directly connected, can also indirectly connected through an intermediary, It can be the interaction relationship of the connection or two elements inside two elements.For those of ordinary skill in the art and Speech, can understand the concrete meaning of above-mentioned term in the present invention as the case may be.

Safety chip：A kind of safe processor (also known as safe CPU) with security mechanism, for protecting user information to pacify Entirely, when safety chip detects rogue attacks, security mechanism can be triggered, wipes key and other sensitive informations.

Signal lead is (also known as：Tamper signal wires either line trigger signal or Tamper cablings) it is a kind of safety Processor (safety chip or safe CPU) can detect the signal wire of its level change, when CPU detects the level on the signal wire When inconsistent with setting level value, CPU will trigger security mechanism, wipe key and other sensitive informations.In addition, when Tamper believes When high level end (VBAT) short circuit that number line is powered with ground terminal (GND) or button cell, safe CPU will be made to enter triggering shape State, the sensitive information in erasing apparatus.And the level signal in signal lead is known as Tamper signals or trigger signal.

Sensitive signal：Push button signalling, card-to-card communication signal, data exchange signal etc. need shielded signal.

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

Mesh coilings (also known as Mesh cablings)：Refer to the independent coiling of Tamper signal wires or two or more quantity The mutual coiling of Tamper signal wires, that is, the coiling formed.Tamper signal wires can be coiled into the setting of latticed or parallel interval The shapes such as multiple strips or line round.

PCB walls：Refer to a kind of wall of the circuit board making of band Mesh coilings, can be cross wall, straight wall or other shapes, Such as frame-shaped or annular shape.PCB Chineses are：Printed circuit board.

PCB protection boards：It refer to a kind of wallboard of the circuit board making of band Mesh coilings.PCB Chineses are：Printed circuit Plate.

Also referring to Fig. 1 to Fig. 6, now POS machine 100 provided by the utility model is illustrated.The POS machine 100, Including screen 20, mainboard 30 and screen Anti-dismounting structure.

The screen Anti-dismounting structure includes casing 10 and breaking-proof switch 12；Casing 10 is used to support screen 20 and mainboard 30, Casing 10 includes support plate 11, and support plate 11 has for coordinating the front 111 of support screen 20 and for coordinating support mainboard 30 back side 112, the front 111 and the back side 112 are respectively the two sides of support plate 11, and through-hole 113 is offered in support plate 11, And the through-hole 113 is located in support plate 11 and is used to support the position corresponding with screen 20 of mainboard 30；Breaking-proof switch 12 is placed in through-hole In 113, and breaking-proof switch 12 has first end 121 and second end 122, and first end 121 is for supporting screen 20, second end 122 for supporting and being electrically connected mainboard 30.The screen Anti-dismounting structure is being mounted on support plate 11 just when in use, by screen 20 Mainboard 30 is mounted on the back side 112 of support plate 11 by face 111, to make screen 20 push down the first end 121 of breaking-proof switch 12, Mainboard 30 pushes down the second end 122 of breaking-proof switch 12, and the second end 122 of breaking-proof switch 12 is electrical connected with mainboard 30, and When dismantling screen 20, screen 20 is detached with breaking-proof switch 12, breaking-proof switch 12 can be made to be disconnected with mainboard 30, to trigger safety Mechanism prevents from illegally dismantling, improves the effect of safety to play protection screen 20.

Support plate 11 is arranged in screen Anti-dismounting structure provided by the utility model, compared with prior art, the utility model, with Just screen 20 and mainboard 30 are separately mounted to the two sides of support plate 11, and open up through-hole 113 in support plate 11, and in through-hole Breaking-proof switch 12 is set in 113；When in use, the first end 121 of breaking-proof switch 12 supports screen 20, and the second of breaking-proof switch 12 End 122 supports mainboard 30 and is electrical connected with mainboard 30, in illegally dismounting screen 20, make breaking-proof switch 12 and mainboard 30 disconnect, and to trigger security mechanism, to improve safety, prevent from illegally dismantling screen 20.

Further, the screen Anti-dismounting structure of the utility model can not only be applied in POS machine 100, and can answer With in the finance self-helps terminal such as automatic teller machine, fuel charger.

Further, the second end 122 of breaking-proof switch 12 can install the conductive structures such as carbon granules, sheet metal, with facilitate with Mainboard 30 is electrical connected.

Further, the screen 20 can be display screen, or touch screen.Specifically, touch screen includes display Screen and touch screen, display screen is for showing that information, touch screen are used for touch input.

In the POS machine 100 of the present embodiment：Screen 20 is installed on the front 111 of support plate 11, and screen 20 compresses unpacking-preventing 12 first end 121 is closed, mainboard 30 is installed on the back side 112 of support plate 11, and mainboard 30 compresses the second end of breaking-proof switch 12 122, and mainboard 30 and the second end 122 of breaking-proof switch 12 are electrical connected.

POS machine 100 provided by the utility model, compared with prior art, the POS machine 100 of the utility model have used Screen Anti-dismounting structure is stated, screen 20 can be preferably protected, prevent screen 20 from illegally being dismantled, improves the safety that screen 20 is protected Property.

Further, also referring to Fig. 4 and Fig. 6, a kind of specific reality as POS machine 100 provided by the utility model Mode is applied, is equipped in 113 corresponding position of through-hole for coordinating the support construction for supporting breaking-proof switch 12 in support plate 11.It is logical Setting support construction is crossed to support breaking-proof switch 12, when mounted, can move, fall to avoid breaking-proof switch 12, it is easy to use Assembling.

Further, in this embodiment support construction is joining piece 13, the side of one end and breaking-proof switch 12 of joining piece 13 Face is connected, and the other end of joining piece 13 is connected with the side wall of through-hole 113.Breaking-proof switch 12, processing system are supported using joining piece 13 Facilitate, and 13 other end of joining piece is connected with the side wall of through-hole 113, then to 12 applying slight of breaking-proof switch, then can make rank Contact pin 13 and the connection of 113 side wall of through-hole disconnect, to which when dismantling screen 20, joining piece 13 can be disconnected with support plate 11, into And breaking-proof switch 12 can move in through-hole 113, and disconnected with mainboard 30, to trigger security mechanism, improve safety.Certainly, In some other embodiment, support construction may be other structures, if support construction is elastic piece, be propped up by elastic piece Breaking-proof switch 12 is supportted, and when dismantling screen 20, elastic piece can drive 12 resilient movement of breaking-proof switch, and be detached with mainboard 30 disconnected It opens.

Further, also referring to Fig. 4 and Fig. 6, a kind of specific reality as POS machine 100 provided by the utility model Mode is applied, the thickness of the other end of joining piece 13 is gradually become by the direction of middle part to 13 end of joining piece of the joining piece 13 It is thin.The thickness setting of the other end of joining piece 13 is gradually thinning, then it can make the bonding strength of joining piece 13 and support plate 11 Smaller is more easy to disconnect with support plate 11.

Further, also referring to Fig. 4 and Fig. 6, a kind of specific reality as POS machine 100 provided by the utility model Mode is applied, joining piece 13 is located at the first end 121 of breaking-proof switch 12, to compress 12 first end 121 of breaking-proof switch in screen 20 When, it is more easy to that joining piece 13 is made to bear pressure, and be more easy to disconnect with support plate 11.

Further, also referring to Fig. 4 and Fig. 6, a kind of specific reality as POS machine 100 provided by the utility model Mode is applied, the other end of joining piece 13 is connected in the front 111 of support plate 11.The structure facilitates joining piece 13 and support plate 11 Connection, while facilitating processing and fabricating.It, can also be by the end of the other end of joining piece 13 and support in some other embodiment Plate 11 is connected, and to form line contact, is further reduced the bonding strength of joining piece 13 and support plate 11, it is easier to disconnect.

Further, also referring to Fig. 4 and Fig. 6, a kind of specific reality as POS machine 100 provided by the utility model Mode is applied, the end face of the other end of joining piece 13 is inclined in the inclined-plane of 13 thickness direction of joining piece.The structure facilitates processing It makes, while facilitating the other end thickness setting by joining piece 13 gradually thinning.

Further, the angle between the end face of inclined-plane and joining piece 13 far from second end 122 is obtuse angle.The structure, Joining piece 13 is set, in flat, to be connected with the front 111 of support plate 11 to facilitate close to the end face of second end 122.

Further, joining piece 13, support plate 11 and breaking-proof switch 12 can be integrally formed, to facilitate processing and fabricating, Improve production efficiency.

Further, also referring to Fig. 3 and Fig. 5, a kind of specific reality as POS machine 100 provided by the utility model Mode is applied, the front 111 of support plate 11 offers the groove 115 of cooperation positioning and accommodating screen 20.In the front of support plate 11 111 setting grooves 115, to facilitate installation fixed mask 20.

Further, also referring to Fig. 3 and Fig. 5, a kind of specific reality as POS machine 100 provided by the utility model Mode is applied, the back side 112 of support plate 11 is equipped with several mounting posts, to fix mainboard 30.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this All any modification, equivalent and improvement etc., should be included in the utility model made by within the spirit and principle of utility model Protection domain within.

Claims (10)

1. screen Anti-dismounting structure, including it is used to support the casing of screen and mainboard, it is characterised in that：The casing includes support Plate, the support plate has for coordinating the front for supporting the screen and for coordinating the back side for supporting the mainboard, described The positive and back side is respectively the two sides of the support plate, is corresponded in the support plate and is used to support the mainboard and the screen The position of curtain offers through-hole, and breaking-proof switch is equipped in the through-hole, and the breaking-proof switch has for supporting the screen First end and for the second end that supports and be electrically connected the mainboard.

2. screen Anti-dismounting structure as described in claim 1, it is characterised in that：In the corresponding position of the through-hole in the support plate It sets and is equipped with for coordinating the support construction for supporting the breaking-proof switch.

3. screen Anti-dismounting structure as claimed in claim 2, it is characterised in that：The support construction is joining piece, the linking Piece one end is connected with the side of the breaking-proof switch, and the other end of the joining piece is connected with the side wall of the through-hole.

4. screen Anti-dismounting structure as claimed in claim 3, it is characterised in that：The thickness of the other end of the joining piece is by the rank The direction of the middle part of contact pin to the joining piece end is gradually thinning.

5. screen Anti-dismounting structure as claimed in claim 4, it is characterised in that：The joining piece is located at the of the breaking-proof switch One end.

6. screen Anti-dismounting structure as claimed in claim 5, it is characterised in that：The other end of the joining piece is connected in the branch The front of fagging.

7. screen Anti-dismounting structure as claimed in claim 6, it is characterised in that：The end face of the other end of the joining piece is inclined In the inclined-plane of the joining piece thickness direction.

8. screen Anti-dismounting structure as claimed in claim 7, it is characterised in that：The inclined-plane and the joining piece are far from described the Angle between the end face at two ends is obtuse angle.

9. such as claim 1-8 any one of them screen Anti-dismounting structures, it is characterised in that：The front of the support plate offers Groove cooperation positioning and house the screen.

10. a kind of POS machine, including screen and mainboard, it is characterised in that：Further include such as claim 1-9 any one of them screens Curtain Anti-dismounting structure, the screen is installed on the front of the support plate, and the screen compresses the first end of the breaking-proof switch, The mainboard is installed on the back side of the support plate, and the mainboard compresses the second end of the breaking-proof switch, and the mainboard It is electrical connected with the second end of the breaking-proof switch.