CN207458250U - Mainboard safeguard protection formula POS machine - Google Patents
Mainboard safeguard protection formula POS machine Download PDFInfo
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- CN207458250U CN207458250U CN201721062889.1U CN201721062889U CN207458250U CN 207458250 U CN207458250 U CN 207458250U CN 201721062889 U CN201721062889 U CN 201721062889U CN 207458250 U CN207458250 U CN 207458250U
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- circuit board
- main circuit
- switch
- safeguard protection
- pos machine
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Abstract
The utility model provides a kind of mainboard safeguard protection formula POS machine; including front housing, screen, the main circuit board being installed in front housing and rear shell; the back side of screen is equipped with the flexible PCB of connection main circuit board; main circuit board wipes the safety chip of sensitive information and the sensing element for storing sensitive information when being equipped with triggering security mechanism; safety chip and sensing element are arranged on the front of main circuit board, and the periphery of front housing is equipped with protrusion and blocks the positive stringcourse of main circuit board.The utility model by sensing element and safety chip by being arranged on main circuit board front; and it is protruded on the periphery of front housing and stringcourse is set; and make the back side of stringcourse protrusion main circuit board; so that the front and side of front housing and its stringcourse package main circuit board; so as to prevent the positive sensing element of external attack main circuit board, the effect of sensing element on safeguard protection main circuit board is realized；The protection mechanism is simple in structure, it is convenient to realize, at low cost, convenient for widely applying.
Description
Technical field
The utility model belongs to POS machine field, is to be related to a kind of mainboard safeguard protection formula POS machines more specifically.
Background technology
The Chinese of POS (point of sales terminal) means " point of sale " that full name is point of sale information management
System, has cash or amount cashier's function of bartering.POS machine generally comprises front housing, rear shell, the screen on front housing and installation
Mainboard (also known as main circuit board) in front housing；Rear shell is buckled on front housing, casing structure is formed, to protect each electricity in POS machine
Sub- device.And widely using with POS machine, the security of POS machine are the key of design.Due to most of quick in POS machine
Sensing unit is mounted on mainboard, thus particularly important to the protection of mainboard.The prior art for mainboard Security mechanism compared with
For complexity, such as：Network is torn around anti-around line trigger signal, on shell or screen using laser direct forming technique on the shell
Signal lead or be using the various PCB walls of number, forms closed safety zone etc..These modes not only production technology
Complexity is difficult to realize, and cost is high, it is difficult to realize batch production.
Utility model content
The purpose of this utility model is to provide a kind of mainboard safeguard protection formula POS machine, to solve to exist in the prior art
POS machine mainboard Security mechanism realize it is complicated, with high costs the problem of.
To achieve the above object, the technical solution adopted in the utility model is：A kind of mainboard safeguard protection formula POS is provided
Machine including front housing, the screen being installed on the front housing, the main circuit board being installed in the front housing and is fastened on the front housing
On rear shell, the back side of the screen is equipped with the flexible PCB for connecting the main circuit board, and the main circuit board is equipped with tool
The safety chip of sensitive information and the sensing element for storing sensitive information, the safe core are wiped when having triggering security mechanism
Piece and the sensing element are arranged on the front of the main circuit board, and the periphery of the front housing is equipped with protrusion and blocks the main circuit board
Positive stringcourse.
Further, further include Anti-dismantling switch and detachably support the supporting piece of the Anti-dismantling switch, the front housing
The Anti-dismantling switch and the supporting piece are clamped with the mainboard.
Further, the stent for supporting the supporting piece is further included, the supporting piece is installed in the stent.
Further, the Anti-dismantling switch includes being arranged on positive first breaking-proof switch of the main circuit board, described to support
Gripping member includes detachably supporting the first connector of first breaking-proof switch, and the front housing supports first connector.
Further, the Anti-dismantling switch includes the second breaking-proof switch being arranged on the flexible PCB, described to support
Gripping member includes detachably supporting the second connector of second breaking-proof switch, and the main circuit board supports second connection
Part.
Further, the Anti-dismantling switch includes the 3rd breaking-proof switch being arranged on the flexible PCB and arranged on institute
Main circuit board front is stated corresponding to the 4th breaking-proof switch at the 3rd breaking-proof switch, the supporting piece includes both ends respectively can
Dismounting supports the 3rd connector of the 3rd breaking-proof switch and the 4th breaking-proof switch.
Further, the flexible PCB is equipped with the first Mesh coilings.
Further, the back side of the main circuit board is built-in with the 2nd Mesh coilings.
Further, further include contact switch and detachably support the holding piece of the contact switch, the main circuit board
The contact switch and the holding piece are clamped with the rear shell.
Further, the screen includes display screen and the touch-screen on the display screen, the flexible PCB
Including the first flexible connecting plate being connected with the display screen and the second flexible connecting plate being connected with the touch-screen, described
One flexible connecting plate and second flexible connecting plate are respectively arranged on the screen in the straight line through the screen center
The region that both ends correspond to.
The advantageous effect of mainboard safeguard protection formula POS machine provided by the utility model is：Compared with prior art, this reality
With new by the way that sensing element and safety chip are arranged on main circuit board front, and protruded on the periphery of front housing and stringcourse be set,
And stringcourse is made to protrude the front for blocking main circuit board, so that the front and side of front housing and its stringcourse package main circuit board, so as to
It prevents the positive sensing element of external attack main circuit board, realizes the effect of sensing element on safeguard protection main circuit board；The guarantor
Protection mechanism is simple in structure, realization is convenient, at low cost, convenient for widely applying.
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 is briefly described needed in description, 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
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the structure diagram for the mainboard safeguard protection formula POS machine that the utility model embodiment provides；
Fig. 2 is the configuration schematic diagram of the mainboard safeguard protection formula POS machine of Fig. 1；
Fig. 3 is the structure diagram of the screen of Fig. 1；
Fig. 4 is structure diagram when main circuit board is connected with screen in Fig. 1；
Fig. 5 is structure diagram when main circuit board is connected with front housing in Fig. 1；
Fig. 6 supports structure diagram during flexible PCB for main circuit board in Fig. 1；
Fig. 7 is the positive structure diagram of another screen in Fig. 1.
Wherein, each attached drawing main mark in figure：
100- mainboard safeguard protection formula POS machine；11- screens；12- main circuit boards；13- flexible PCBs；131- first is soft
Property connecting plate；The second flexible connecting plates of 132-；136- golden fingers；The first breaking-proof switch of 14a-；The second breaking-proof switch of 14b-；
The 3rd breaking-proof switch of 14c-；The 4th breaking-proof switch of 14d-；The first connectors of 15a-；The second connectors of 15b-；The connections of 15c- the 3rd
Part；The first supporting racks of 16a-；The second supporting racks of 16b-；The 3rd supporting racks of 16c-；20- casings；21- front housings；211- stringcourses；22-
Rear shell.
Specific embodiment
In order to which technical problem to be solved in the utility model, technical solution and advantageous effect is more clearly understood, with
Lower combination accompanying drawings and embodiments, are further elaborated the utility model.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 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 the description of the utility model, it is to be understood that term " " center ", " length ", " width ", " thickness ",
The orientation of instructions 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 limitation to the utility model.
In addition, term " first ", " second " are only used for description purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more this feature.In the description of the 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 the description of the utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally
Connection；Can be mechanical connection or electrical connection；It can be directly connected, can also be indirectly connected by intermediary,
It can be the interaction relationship of connection inside two elements or two elements.For those 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：
Safety chip：A kind of safe processor (also known as safe CPU) with security mechanism, for user information to be protected 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 or line trigger signal) it is a kind of safe processor (safe core
Piece or safe CPU) signal wire of its level change is can detect, when CPU detects level on the signal wire and setting level value
When inconsistent, CPU will trigger security mechanism, wipe key and other sensitive informations.
Breaking-proof switch (also known as Anti-dismantling switch or contact switch)：One kind two terminates signal lead (also known as：
Tamper signal wires or line trigger signal) switch, once switch disconnect, safety chip will detect level change, and touch
Security mechanism is sent out, wipes key and other sensitive informations.
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 two and above quantity Tamper letters
Number mutual coiling of line, that is, the coiling formed.Tamper signal wires can be coiled into multiple strips that latticed or parallel interval is set
Or the shapes such as 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).
The front of main circuit board is refered in particular on main circuit board close to the one side of screen in the utility model.
Also referring to Fig. 1 to Fig. 6, now mainboard safeguard protection formula POS machine provided by the utility model is illustrated.Institute
Mainboard safeguard protection formula POS machine 100 is stated, including front housing 21, screen 11, main circuit board 12, rear shell 22；Screen 11 is installed on front housing
On 21, screen 11 is supported by front housing 21, screen 11 can be used for showing consumption information and input data.Main circuit board
12 are electrical connected with screen 11, by main circuit board 12 screen 11 are driven to show, and when screen 11 has input function, it is main
Circuit board 12 can receive the information of the input of screen 11；Safety chip is also set on main circuit board 12, safety chip is in triggering safety
During mechanism, the sensitive informations such as key, user's card number can be wiped, to protect user information, prevent leakage of information.Main circuit board 12
It is additionally provided with to store the sensing element (not shown) of sensitive information.Safety chip and sensing element are arranged on main circuit board 12
Front.Main circuit board 12 is mounted in front housing 21.Rear shell 22 is fastened on front housing 21, so as to form 20 structure of casing, in protection
Each electronic device in portion.The back side of screen 11 is equipped with the flexible PCB 13 of connection main circuit board 12, to pass through flexible PCB 13
Screen 11 and main circuit board 12 are electrical connected.The periphery protrusion of front housing 21 is equipped with stringcourse 211, and the protrusion of stringcourse 211 blocks main electricity
The front of road plate 12 so that front housing 21 and its stringcourse 211 wrap the front of main circuit board 12, and then prevents rogue attacks master
12 positive sensing element of circuit board.Certainly, in some embodiments, stringcourse 211 can be made to protrude the back side of main circuit board 12.
Mainboard safeguard protection formula POS machine 100 provided by the utility model, compared with prior art, the utility model passes through
Sensing element and safety chip are arranged on 12 front of main circuit board, and is protruded on the periphery of front housing 21 and stringcourse 211 is set, and is made
Stringcourse 211, which protrudes, blocks the front of main circuit board 12 so that front housing 21 and its stringcourse 211 wrap up the front of main circuit board 12 with
Sensitive member on safeguard protection main circuit board 12 so as to prevent 12 positive sensing element of external attack main circuit board, is realized in side
The effect of part；The protection mechanism is simple in structure, it is convenient to realize, at low cost, convenient for widely applying.
Further, Fig. 2 to Fig. 6 is referred to, as mainboard safeguard protection formula POS machines 100 provided by the utility model
A kind of specific embodiment, the mainboard safeguard protection formula POS machine 100 further include Anti-dismantling switch and supporting piece；Anti-dismantling switchs
And supporting piece is located between front housing 21 and main circuit board 12, supporting piece detachably support Anti-dismantling switch, and front housing 21 with
Main circuit board 12 clamps Anti-dismantling switch and supporting piece, so as to when dismantling main circuit board 12, make supporting piece and Anti-dismantling
Switch separation, so as to trigger security mechanism, prevents from illegally dismantling main circuit board 12.
Further, a kind of specific embodiment party as mainboard safeguard protection formula POS machine 100 provided by the utility model
Formula, the mainboard safeguard protection formula POS machine 100 further include the stent of support supporting piece, and supporting piece is installed in stent.Branch is set
Frame can preferably support supporting piece, to facilitate installation supporting piece, prevent from, when using, detecting POS machine, due to vibration making
Supporting piece is separated with Anti-dismantling switch.
Further, a kind of specific embodiment party as mainboard safeguard protection formula POS machine 100 provided by the utility model
Formula, supporting piece are electrical connected with main circuit board 12, and then Anti-dismantling is switched and is electrical connected with main circuit board 12.Certainly, another
In some embodiments, supporting piece can not also be electrical connected with main circuit board 12, and only support main circuit board 12, and supporting piece
It is electrical connected with Anti-dismantling switch.
Further, also referring to Fig. 4 to Fig. 7, as mainboard safeguard protection formula POS machine provided by the utility model
A kind of 100 specific embodiment, supporting piece are elastic component.Due to mainboard safeguard protection formula POS machines 100 after fabrication, often
It needs largely to be detected, at this moment often leads to mainboard safeguard protection formula POS machines 100 and vibrate, and in transport, use
Also mainboard safeguard protection formula POS machine 100 can be moved, and vibrates mainboard safeguard protection formula POS machine 100；Using elastic component as
Supporting piece can preferably play damping effect, so as to avoid use and detect when whens because vibration due to cause supporting piece with
Anti-dismantling switch disconnects.
Specifically, supporting piece can be spring.In some other embodiment, supporting piece can also be electric silica gel, lead
The resilient conductive elements such as electric rubber.Anti-dismantling can so be switched and be directly electrical connected with main circuit board 12.There are some realities
It applies in example, can also conductive sheet only be set close to one end that Anti-dismantling switchs in supporting piece, conductive sheet is made to switch electricity with Anti-dismantling
Property connection.Further, conductive sheet can be sheet metal or carbon granules etc..Supporting piece can be flexible connector,
Such as：Zebra item, the silica gel with carbon granules；Supporting piece can also be inelastic connector：Such as the connection of connector or other forms
Part.
Further, also referring to Fig. 2 to Fig. 6, as mainboard safeguard protection formula POS machine provided by the utility model
A kind of 100 specific embodiment, stent are PCB walls, and stent is electrical connected with main circuit board 12.It, can be more preferable using PCB walls
Protection supporting piece, prevent from, from external attack supporting piece, when such as can prevent from illegally dismantling, consolidating supporting piece using external devices
It is scheduled on Anti-dismantling switch.
Further, mounting hole is offered in stent, to house and install supporting piece.
Further, Fig. 2 to Fig. 4 is referred to, as mainboard safeguard protection formula POS machines 100 provided by the utility model
A kind of specific embodiment, Anti-dismantling switch include being arranged on 12 positive first breaking-proof switch 14a of main circuit board, and supporting piece includes
Detachable the first connector 15a for supporting the first breaking-proof switch 14a, front housing 21 support the first connector 15a.By the first tamper
Switch 14a is located on main circuit board 12, can facilitate processing and fabricating, while convenient for the first breaking-proof switch 14a and main circuit board 12
It is electrical connected, and the first connector 15a detachably supports the first breaking-proof switch 14a, when the first connector 15a and the first tamper
When switching 14a separation, security mechanism can be triggered.
In some other embodiment, the first breaking-proof switch 14a can also be arranged on front housing 21, and the first unpacking-preventing
14a is closed to be electrical connected with main circuit board 12 by the first connector 15a.
Further, Fig. 2 and Fig. 4 are referred to, as mainboard safeguard protection formula POS machines 100 provided by the utility model
A kind of specific embodiment, the first connector 15a can be fixed on front housing 21, with ease of assembly.
Further, a kind of specific embodiment party as mainboard safeguard protection formula POS machine 100 provided by the utility model
Formula, stent include the first supporting rack 16a of the first connector 15a of support, the first connection are supported by the first supporting rack 16a
Part 15a to facilitate the first connector 15a of installation, while is avoided when using vibration, the first connector 15a and the first unpacking-preventing
Close 14a separation.
Further, referring to Fig. 5, one kind as mainboard safeguard protection formula POS machine 100 provided by the utility model
Specific embodiment, Anti-dismantling switch include the second breaking-proof switch 14b being arranged on flexible PCB 13, and supporting piece includes can
Dismounting supports the second connector 15b of the second breaking-proof switch 14b, and main circuit board 12 supports the second connector 15b.Second is prevented
It dismantles pass 14b to be located on flexible PCB 13, processing and fabricating can be facilitated, while pass through flexibility convenient for the second breaking-proof switch 14b
Circuit board 13 is electrical connected with main circuit board 12, and the second connector 15b detachably supports the second breaking-proof switch 14b, when second
When connector 15b is separated with the second breaking-proof switch 14b, security mechanism can be triggered.
Further, a kind of specific embodiment party as mainboard safeguard protection formula POS machine 100 provided by the utility model
Formula, stent include the second supporting rack 16b of the second connector 15b of support, the second connection are supported by the second supporting rack 16b
Part 15b to facilitate the second connector 15b of installation, while is avoided when using vibration, the second connector 15b and the second unpacking-preventing
Close 14b separation.
Further, referring to Fig. 6, one kind as mainboard safeguard protection formula POS machine 100 provided by the utility model
Specific embodiment, Anti-dismantling switch include the 3rd breaking-proof switch 14c being arranged on flexible PCB 13 and arranged on main circuit boards
12 fronts correspond to the 4th breaking-proof switch 14d at the 3rd breaking-proof switch 14c, and supporting piece detachably supports the respectively including both ends
The 3rd connector 15c of three breaking-proof switch 14c and the 4th breaking-proof switch 14d.By setting on flexible PCB 13 the simultaneously
Three breaking-proof switch 14c set the 4th breaking-proof switch 14d on main circuit board 12, and the both ends of the 3rd connector 15c respectively can
Dismounting supports the 3rd breaking-proof switch 14c and the 4th breaking-proof switch 14d, can play the role of double insurance, when illegally opening screen
During curtain 11, no matter the 3rd connector 15c is separated with the 3rd breaking-proof switch 14c or separated with the 4th breaking-proof switch 14d, peace
Full processor triggers security mechanism, wipes key and other sensitive informations, prevents leakage of information.
Further, a kind of specific embodiment party as mainboard safeguard protection formula POS machine 100 provided by the utility model
Formula, stent include the 3rd supporting rack 16c of the 3rd connector 15c of support, and the 3rd connection is supported by the 3rd supporting rack 16c
Part 15c to facilitate the 3rd connector 15c of installation, while is avoided when using vibration, the 3rd connector 15c and the 3rd unpacking-preventing
Close 14c or the 4th breaking-proof switch 14d separation.
Further, referring to Fig. 2, one kind as mainboard safeguard protection formula POS machine 100 provided by the utility model
Specific embodiment, flexible PCB 13 are equipped with the first Mesh coiling (not shown).First is set on flexible PCB 13
Mesh coilings can play a protective role, and prevent rogue attacks flexible PCB 13, prevent that illegally distorting screen 11 inputs and show
Show information.It is possible to further with the second breaking-proof switch 14b on flexible PCB 13 coordinate, prevent from illegally opening screen 11.
Further, referring to Fig. 2, one kind as mainboard safeguard protection formula POS machine 100 provided by the utility model
Specific embodiment, golden finger 136 is additionally provided on flexible PCB 13, and corresponding main circuit board 12 is equipped with connection terminal (figure
Do not show), flexible PCB 13 and main circuit board 12 are electrical connected with facilitating.
Further, a kind of specific embodiment party as mainboard safeguard protection formula POS machine 100 provided by the utility model
Formula, the mainboard safeguard protection formula POS machine 100 further include contact switch (not shown) and detachably support the holding piece of contact switch
(not shown), main circuit board 12 and rear shell 22 clamp contact switch and holding piece.Contact switch and holding piece are set, make holding piece
Contact switch detachably is supported, and main circuit board 12 and rear shell 22 is made to clamp contact switch and holding piece, then illegally dismantles rear shell
When 22, holding piece can be made to be separated with contact switch, and trigger security mechanism, and then can prevent from illegally dismantling rear shell 22, with more
Electronic device in good protection casing.
Further, a kind of specific embodiment party as mainboard safeguard protection formula POS machine 100 provided by the utility model
Formula, contact switch are arranged on the back side of main circuit board 12, and holding piece supports rear shell 22.Contact switch is arranged on main circuit board 12
The back side can facilitate processing and fabricating, while contact switch is facilitated to be electrical connected with main circuit board 12.Further, holding piece can
To be fixedly linked with rear shell 22.Certainly, in some other embodiment, contact switch can also be arranged in rear shell 22, and is led to
Holding piece is crossed to be electrical connected with main circuit board 12.
Further, a kind of specific embodiment party as mainboard safeguard protection formula POS machine 100 provided by the utility model
Formula, holding piece are electrical connected with main circuit board 12, and then contact switch and main circuit board 12 are electrical connected.Certainly, another
In a little embodiments, holding piece can not also be electrical connected with main circuit board 12, and only support main circuit board 12, and holding piece with
Contact switch is electrical connected.
Further, a kind of specific embodiment party as mainboard safeguard protection formula POS machine 100 provided by the utility model
Formula, holding piece are elastic component.Due to mainboard safeguard protection formula POS machine 100 after fabrication, generally require largely to be detected,
At this moment often lead to mainboard safeguard protection formula POS machine 100 to vibrate, and mainboard safeguard protection can be also moved in transport, use
Formula POS machine 100, and vibrate mainboard safeguard protection formula POS machines 100；Using elastic component as holding piece, can preferably rise
To damping effect, so as to avoid use and detect when whens because vibration due to holding piece is caused to be disconnected with contact switch.
Specifically, holding piece can be spring.In some other embodiment, holding piece can also be electric silica gel, lead
The resilient conductive elements such as electric rubber.So contact switch can be directly electrical connected with main circuit board 12.There are some implementations
In example, can also conductive sheet only be set close to one end of contact switch in holding piece, conductive sheet is made to be electrically connected with contact switch.
Further, conductive sheet can be sheet metal or carbon granules etc..Holding piece can be flexible connector, such as：Zebra
Item, the silica gel with carbon granules；Holding piece can also be inelastic connector：Such as connector or the connector of other forms.
Further, a kind of specific embodiment party as mainboard safeguard protection formula POS machine 100 provided by the utility model
Formula, the mainboard safeguard protection formula POS machine 100 further include the locating rack (not shown) of support holding piece, and holding piece is installed on positioning
In frame.Locating rack is set, holding piece can be preferably supported, to facilitate installation holding piece, prevent from using, detecting POS machine
When, due to vibration holding piece is made to be separated with contact switch.Further, locating rack or PCB walls.
Further, referring to Fig. 2, one kind as mainboard safeguard protection formula POS machine 100 provided by the utility model
Specific embodiment, the back side of main circuit board 12 are built-in with the 2nd Mesh coilings and set second at the back side of main circuit board 12
Mesh coilings prevent from attacking the main circuit board 12 from the back side of main circuit board 12, can preferably protect main circuit board 12, improve
Security.
Further, Fig. 2 and Fig. 3 are referred to, as mainboard safeguard protection formula POS machines 100 provided by the utility model
A kind of specific embodiment, flexible PCB 13 include the first flexible connecting plate 131 and the second flexible connecting plate 132, set the
Screen 11 and main circuit board 12 can preferably be electrical connected by one flexible connecting plate 131 and the second flexible connecting plate 132.First
131 and second flexible connecting plate 132 of flexible connecting plate is equipped with golden finger 136, is electrical connected with facilitating with main circuit board 12.
Further, Fig. 2 and Fig. 3 are referred to, as mainboard safeguard protection formula POS machines 100 provided by the utility model
A kind of specific embodiment can be respectively provided with Anti-dismantling switch in the first flexible connecting plate 131 and the second flexible connecting plate 132,
Second breaking-proof switch 14b such as on the first flexible connecting plate 131 is set, the 3rd tamper is set on the second flexible connecting plate 132
Switch 14c.Certainly, in further embodiments, the second breaking-proof switch 14b can also be set on the second flexible connecting plate 132,
3rd breaking-proof switch 14c is set on the first flexible connecting plate 131.Or connect in the first flexible connecting plate 131 and the second flexibility
Fishplate bar 132 is respectively provided with two breaking-proof switch 14b and the 3rd breaking-proof switch 14c.
Further, Fig. 2 and Fig. 7 are referred to, as mainboard safeguard protection formula POS machines 100 provided by the utility model
A kind of specific embodiment, the first flexible connecting plate 131 and the second flexible connecting plate 132 are separately positioned on the both ends of screen 11,
So as to be connected by the first flexible connecting plate 131 and the second flexible connecting plate 132 with main circuit board 12, to hold screen
11, it prevents from illegally opening screen 11.In further embodiments, the first flexible connecting plate 131 and the second flexible connecting plate 132
The both sides of screen 11 can be separately positioned on.In further embodiments, the first flexible connecting plate 131 and the second flexible connection
Plate 132 can be separately positioned on the diagonal corresponding region of screen 11.It can be as needed by 131 He of the first flexible connecting plate
Second flexible connecting plate 132 is respectively arranged on the region corresponded on screen 11 in the both ends of the straight line through 11 center of screen,
It can be connected by the first flexible connecting plate 131 and the second flexible connecting plate 132 with main circuit board 12, to hold screen 11,
It prevents from illegally opening screen 11.
Further, Fig. 2 and Fig. 3 are referred to, as mainboard safeguard protection formula POS machines 100 provided by the utility model
A kind of specific embodiment, screen 11 include display screen and the touch-screen on display screen, and consumption is shown by display screen
Information receives input data by touch-screen.Specifically, the first flexible connecting plate 131 is connected with touch-screen, to touch
Screen is electrical connected with main circuit board 12；Second flexible connecting plate 132 is connected with display screen, so as to by display screen and main circuit board 12
It is electrical connected.
Further, a kind of specific embodiment party as mainboard safeguard protection formula POS machine 100 provided by the utility model
First flexible connecting plate 131 and the second flexible connecting plate 132 when display screen and touch-screen are non-dismountable, can be all provided with by formula
It puts on a display screen or is respectively provided on the touchscreen, to facilitate installation.And when display screen and touch-screen are detachable, it can incite somebody to action
First flexible connecting plate 131 and the second flexible connecting plate 132 are separately positioned on touch-screen and display screen.
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 made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (10)
1. mainboard safeguard protection formula POS machine, including front housing, the screen being installed on the front housing, is installed in the front housing
Main circuit board and the rear shell being fastened on the front housing, the back side of the screen are equipped with the flexible circuit for connecting the main circuit board
Plate, the main circuit board wipe the safety chip of sensitive information and for storing sensitive letter when being equipped with triggering security mechanism
The sensing element of breath, it is characterised in that：The safety chip and the sensing element are arranged on the front of the main circuit board, described
The periphery of front housing is equipped with protrusion and blocks the positive stringcourse of the main circuit board.
2. mainboard safeguard protection formula POS machine as described in claim 1, it is characterised in that：Further include Anti-dismantling switch and it is removable
The supporting piece for supporting the Anti-dismantling switch is unloaded, the front housing clamps the Anti-dismantling switch with the mainboard and supported with described
Part.
3. mainboard safeguard protection formula POS machine as claimed in claim 2, it is characterised in that：Further include the support supporting piece
Stent, the supporting piece are installed in the stent.
4. mainboard safeguard protection formula POS machine as claimed in claim 2, it is characterised in that：The Anti-dismantling switch includes being arranged on
Positive first breaking-proof switch of main circuit board, the supporting piece include detachably supporting the first of first breaking-proof switch
Connector, the front housing support first connector.
5. mainboard safeguard protection formula POS machine as claimed in claim 2, it is characterised in that：The Anti-dismantling switch includes being arranged on
The second breaking-proof switch on the flexible PCB, the supporting piece include detachably supporting the second of second breaking-proof switch
Connector, the main circuit board support second connector.
6. mainboard safeguard protection formula POS machine as claimed in claim 2, it is characterised in that：The Anti-dismantling switch includes being arranged on
The 3rd breaking-proof switch on the flexible PCB and correspond to arranged on main circuit board front at the 3rd breaking-proof switch
The 4th breaking-proof switch, the supporting piece detachably supports the 3rd breaking-proof switch and the 4th tamper respectively including both ends
3rd connector of switch.
7. such as claim 1-6 any one of them mainboard safeguard protection formula POS machine, it is characterised in that：The flexible PCB
It is equipped with the first Mesh coilings.
8. such as claim 1-6 any one of them mainboard safeguard protection formula POS machine, it is characterised in that：The main circuit board
The back side is built-in with the 2nd Mesh coilings.
9. such as claim 1-6 any one of them mainboard safeguard protection formula POS machine, it is characterised in that：Further include contact switch
Detachably support the holding piece of the contact switch, the main circuit board and the rear shell clamp the contact switch with it is described
Holding piece.
10. such as claim 1-6 any one of them mainboard safeguard protection formula POS machine, it is characterised in that：The screen includes aobvious
Display screen and the touch-screen on the display screen, the flexible PCB include the be connected with the display screen first flexibility even
Fishplate bar and the second flexible connecting plate being connected with the touch-screen, first flexible connecting plate and second flexible connecting plate
It is respectively arranged on the region corresponded on the screen in the both ends of the straight line through the screen center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721062889.1U CN207458250U (en) | 2017-08-23 | 2017-08-23 | Mainboard safeguard protection formula POS machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721062889.1U CN207458250U (en) | 2017-08-23 | 2017-08-23 | Mainboard safeguard protection formula POS machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207458250U true CN207458250U (en) | 2018-06-05 |
Family
ID=62248319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721062889.1U Active CN207458250U (en) | 2017-08-23 | 2017-08-23 | Mainboard safeguard protection formula POS machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207458250U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110084074A (en) * | 2019-01-26 | 2019-08-02 | 鼎铉商用密码测评技术(深圳)有限公司 | A kind of protective device and data equipment |
| CN114495379A (en) * | 2020-10-26 | 2022-05-13 | 苏州佳世达电通有限公司 | Screen anti-dismantling protection mechanism for POS machine and POS machine applying same |
-
2017
- 2017-08-23 CN CN201721062889.1U patent/CN207458250U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110084074A (en) * | 2019-01-26 | 2019-08-02 | 鼎铉商用密码测评技术(深圳)有限公司 | A kind of protective device and data equipment |
| CN114495379A (en) * | 2020-10-26 | 2022-05-13 | 苏州佳世达电通有限公司 | Screen anti-dismantling protection mechanism for POS machine and POS machine applying same |
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