CN206819479U - Cash register and its housing antiwithdrawal device - Google Patents
Cash register and its housing antiwithdrawal device Download PDFInfo
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- CN206819479U CN206819479U CN201720679611.2U CN201720679611U CN206819479U CN 206819479 U CN206819479 U CN 206819479U CN 201720679611 U CN201720679611 U CN 201720679611U CN 206819479 U CN206819479 U CN 206819479U
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- shell
- housing
- conductive carbon
- carbon granules
- antiwithdrawal device
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Abstract
The utility model belongs to technical field of cashier equipment, more particularly to a kind of cash register and its housing antiwithdrawal device, housing antiwithdrawal device includes shell, supporting plate, decomposing prevention circuit plate and conductive carbon granules, decomposing prevention circuit plate, supporting plate and shell are sequentially set, the inner side of shell is provided with support column and back-off post, supporting plate is provided with emptiness avoiding hole and buttonhole, back-off post is through buttonhole and is buckled in the peritreme of buttonhole, support column passes through emptiness avoiding hole, decomposing prevention circuit plate is provided with contact, conductive carbon granules is located at the end of support column, conductive carbon granules is corresponding with contact position and conductive carbon granules abuts with contact.The utility model passes through the back-off post of setting on the inside of shell and supporting plate snapping, so shell and supporting plate connective stability can be ensured without the use of fasteners such as screws, so, unless the connection between violence damage shell and supporting plate, otherwise the conductive carbon granules being arranged on the support column of shell abuts realization with the contact on decomposing prevention circuit plate and is electrically connected with all the time, and security performance is higher.
Description
Technical field
The utility model belongs to technical field of cashier equipment, more particularly to a kind of cash register and its housing antiwithdrawal device.
Background technology
The security situation of financial payment equipment, such as cash register (POS) is more and more severeer, for financial payment equipment
Technological attack means it is more and more, such as using uncap, cut, chemical medicinal liquid burn into power analysis various methodologies go to detect
The financial transaction key of equipment memory storage.Therefore, financial payment tissue defines strict safe practice Valuation Standard, it is referred to as
PCI (Payment Card Industry, payment card industry) safety certification standard, the equipment only detected by Valuation Standard
Just it is considered as having met safety requirements, currently known attack meanses can be resisted.In Valuation Standard, security module must be tight
Tight defense is protected, and in the realization of protection security module, breaking-proof switch is a kind of the most frequently used method.Breaking-proof switch refers to work as equipment quilt
After the completion of assembling, mechanical structure pushes down switch, makes its closure, is not triggered.When illegal uncap, mechanical structure failure, switch
Disconnect, so as to trigger.But the mechanical structure for pushing down switch of prior art is typically exactly to lock two boards reality by fastener
It is existing, and fastener is typically using screw etc., then once when fastened by screw loosens, failure just occurs in breaking-proof switch, enters
And anti-theft effect is caused not realize.Moreover, the two boards that are locked of housing also easily because acting power between each other and
Opened by top, equally easily cause breaking-proof switch to fail.
Utility model content
The purpose of this utility model is to provide a kind of cash register and its housing antiwithdrawal device, it is intended to solves prior art
In the breaking-proof switch being applied on cash register easily occur loosening to cause the technical problem of failure by fastener fastening.
To achieve the above object, the technical solution adopted in the utility model is：A kind of housing antiwithdrawal device, including shell,
Supporting plate, decomposing prevention circuit plate and conductive carbon granules, the decomposing prevention circuit plate, the supporting plate and the shell are sequentially set, described
The inner side of shell is provided with support column and back-off post, and the supporting plate is provided with emptiness avoiding hole and buttonhole, and the back-off post passes through institute
State buttonhole and be buckled in the peritreme of the buttonhole, the support column passes through the emptiness avoiding hole, on the decomposing prevention circuit plate
Provided with contact, the conductive carbon granules is located at the end of the support column, and the conductive carbon granules is corresponding with the contact position and institute
Conductive carbon granules is stated to abut with the contact.
Preferably, the support column is provided with fixing hole, and silicagel column is plugged with the fixing hole, and the conductive carbon granules is set
In the end of the silicagel column.
Preferably, the conductive carbon granules is integrally formed with the silicagel column.
Preferably, the decomposing prevention circuit plate is provided with positioning hole, and the supporting plate is provided with and the position of positioning hole pair
The locating dowel answered, the locating dowel position with the positioning hole grafting.
Preferably, the periphery of the locating dowel is provided with positioning step, and the positioning step abuts with the decomposing prevention circuit plate.
Preferably, the naughty emptying aperture positioned at the back-off post side is additionally provided with the shell.
Preferably, the decorative panel for sealing the naughty emptying aperture is bonded with the outside of the shell.
Preferably, the shell is provided with is housed by the outer surface of the shell towards what the inner surface of the shell was recessed
Groove, the shape of the decorative panel are adapted with the shape of the storage tank, and the decorative panel is adhered in the storage tank.
Preferably, the outer surface of the decorative panel flushes with the outer surface of the shell.
The beneficial effects of the utility model：Housing antiwithdrawal device of the present utility model, by being fixed on support column end
Conductive carbon granules abuts realization with the contact on decomposing prevention circuit plate and is electrically connected with, then after shell is taken apart by force, conductive carbon granules
Disconnect abutting to cause to be electrically connected with the contact on decomposing prevention circuit plate and disconnect, finance data etc., Jin Ershi are destroyed so as to trigger
The function of tamper is showed.Because the utility model passes through the back-off post of setting on the inside of shell and supporting plate snapping, then need not
Shell and supporting plate connective stability can be ensured using fasteners such as screws, in this way, unless violence damage shell and supporting plate
Between connection, the conductive carbon granules being otherwise arranged on the support column of shell abuts realization with the contact on decomposing prevention circuit plate all the time
It is electrically connected with, so as to effectively ensure that tamper function will not fail, security performance is higher.
The utility model use another technical scheme be：A kind of cash register, it includes above-mentioned housing antiwithdrawal device.
Cash register of the present utility model, due to using there is above-mentioned housing antiwithdrawal device, passing through what is set on the inside of shell
Back-off post and supporting plate snapping, then the fasteners such as screw need not be used to ensure shell and supporting plate connective stability,
In this way, unless connection between violence damage shell and supporting plate, the conductive carbon granules being otherwise arranged on the support column of shell begin
Realization is abutted with the contact on decomposing prevention circuit plate eventually to be electrically connected with, so as to effectively ensure that tamper function will not fail, cash register
The usage safety performance of equipment is higher.
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 one for the housing antiwithdrawal device that the utility model embodiment provides.
Fig. 2 is the structural representation two for the housing antiwithdrawal device that the utility model embodiment provides.
Fig. 3 is that the housing antiwithdrawal device that the utility model embodiment provides hides the structural representation after decomposing prevention circuit plate.
Fig. 4 is the partial structurtes enlarged diagram at A in Fig. 3.
Fig. 5 is the structural decomposition diagram one for the housing antiwithdrawal device that the utility model embodiment provides.
Fig. 6 is the structural decomposition diagram two for the housing antiwithdrawal device that the utility model embodiment provides.
Fig. 7 is the structural representation of the decomposing prevention circuit plate for the housing antiwithdrawal device that the utility model embodiment provides.
Wherein, each reference in figure：
10-shell, 11-support column, 12-back-off post
13-wash in a pan emptying aperture 14-storage tank, 20-supporting plate
21-emptiness avoiding hole, 22-buttonhole, 23-locating dowel
30-decomposing prevention circuit plate, 31-contact, 32-positioning hole
40-conductive 50-silicagel column of carbon granules, 60-decorative panel
111-fixing hole, 231-positioning step.
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng
The embodiment for examining the description of accompanying drawing 1~7 is exemplary, it is intended to for explaining the utility model, and it is not intended that to this practicality
New limitation.
In description of the present utility model, it is to be understood that term " length ", " width ", " on ", " under ", " preceding ",
The orientation or position relationship of the instruction such as " rear ", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer " are based on attached
Orientation or position relationship shown in figure, it is for only for ease of and describes the utility model and simplify to describe, rather than instruction or hint
Signified device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this
The limitation of 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.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be
Mechanically connect or electrically connect；Can be joined directly together, can also be indirectly connected by intermediary, can be two
The connection of element internal or the interaction relationship of two elements.For the ordinary skill in the art, can basis
Concrete condition understands concrete meaning of the above-mentioned term in the utility model.
As shown in Fig. 1~7, the utility model embodiment provides a kind of housing antiwithdrawal device, including shell 10, supporting plate
20th, decomposing prevention circuit plate 30 and conductive carbon granules 40, the decomposing prevention circuit plate 30, the supporting plate 20 and the shell 10 are sequentially set
Put, the inner side of the shell 10 is provided with support column 11 and back-off post 12, and the supporting plate 20 is provided with emptiness avoiding hole 21 and buttonhole
22, the back-off post 12 is through the buttonhole 22 and is buckled in the peritreme of the buttonhole 22, and the support column 11 passes through
The emptiness avoiding hole 21, the decomposing prevention circuit plate 30 are provided with contact 31, and the conductive carbon granules 40 is located at the end of the support column 11
Portion, the conductive carbon granules 40 abut with the position correspondence of contact 31 and the conductive carbon granules 40 with the contact 31.Specifically,
The housing antiwithdrawal device of the utility model embodiment, by the conductive carbon granules 40 and decomposing prevention circuit plate that are fixed on the end of support column 11
Contact 31 on 30, which abuts, realizes electric connection, then after shell 10 is taken apart by force, conductive carbon granules 40 and decomposing prevention circuit plate
Contact 31 on 30 disconnects abutting to cause to be electrically connected with and disconnected, and destroys finance data etc. so as to trigger, and then realize tamper
Function.
Further, because the housing antiwithdrawal device of the utility model embodiment passes through the back-off post set on the inside of shell 10
12 with the snapping of supporting plate 20, then the fastener such as screw need not be used to ensure shell 10 and the stable connection of supporting plate 20
Property, in this way, unless connection between violence damage shell 10 and supporting plate 20, is otherwise arranged on the support column 11 of shell 10
Conductive carbon granules 40 abuts realization with the contact 31 on decomposing prevention circuit plate 30 and is electrically connected with all the time, so as to effectively ensure tamper work(
It will not can fail, security performance is higher.
In the present embodiment, as shown in figure 5, the support column 11 is provided with fixing hole 111, grafting in the fixing hole 111
There is silicagel column 50, the conductive carbon granules 40 is located at the end of the silicagel column 50.Specifically, silicagel column 50 has certain bullet
Property, the conductive carbon granules 40 can be compressed by silicagel column 50 so when conductive carbon granules 40 is arranged on the end of silicagel column 50
Abutted with the contact 31 on decomposing prevention circuit plate 30.Meanwhile the elasticity of silicagel column 50 can also avoid conductive carbon granules 40 and tamper electricity
The hard contact of road plate 30, so as to avoid causing to damage to decomposing prevention circuit plate 30.
In the present embodiment, the conductive carbon granules 40 is integrally formed with the silicagel column 50.Specifically, integrally formed design
Conductive carbon granules 40 and the stable connection of silicagel column 50 are may insure, and in batch production production cost is reduced, and product
Uniformity is more preferably.
In the present embodiment, as shown in Fig. 5~7, the decomposing prevention circuit plate 30 is provided with positioning hole 32, in the supporting plate 20
Provided with the locating dowel 23 with the position correspondence of positioning hole 32, the locating dowel 23 positions with the grafting of positioning hole 32.Specifically
Ground, position phase that can be between decomposing prevention circuit plate 30 and supporting plate 20 by the grafting positioning of positioning hole 32 and locating dowel 23
To fixation, be so advantageous to conductive carbon granules 40 and be aligned with the contact 31 on decomposing prevention circuit plate 30, realize tamper function.
In the present embodiment, as seen in figures 3-5, the periphery of the locating dowel 23 is provided with positioning step 231, the positioning table
Rank 231 abuts with the decomposing prevention circuit plate 30.Specifically, when positioning step 231 abuts with decomposing prevention circuit plate 30, you can it is fixed to show
Position post 23 is completed to be located by connecting with positioning hole 32, then can determine that the position between decomposing prevention circuit plate 30 and supporting plate 20 is complete
Into positioning.
In the present embodiment, as shown in fig. 6, being additionally provided with the naughty emptying aperture positioned at the side of back-off post 12 on the shell 10
13.Specifically, washing in a pan the setting of emptying aperture 13 can be advantageous to be integrally formed out back-off post 12 in injection casing 10, can simplify note
Mould the design of the mould of shell 10.
In the present embodiment, as shown in fig. 6, the outside of the shell 10 is bonded with the decorative panel for sealing the naughty emptying aperture 13
60.Specifically, the design of decorative panel 60 can seal naughty emptying aperture 13, avoid wash in a pan emptying aperture 13 it is exposed, prevent the impurity such as dust from this
Emptying aperture 13 is washed in a pan to enter in shell 10.Meanwhile decorative panel 60 also has the function that beautiful decoration.
In the present embodiment, as shown in fig. 6, the shell 10 is provided with the outer surface by the shell 10 towards the shell
The storage tank 14 of 10 inner surface depression, the shape of the decorative panel 60 are adapted with the shape of the storage tank 14, the dress
Plaque 60 is adhered in the storage tank 14.Specifically, the setting of storage tank 14 is easily installed decorative panel 60, and can be to decoration
Plate 60 is positioned.
In the present embodiment, as shown in Fig. 2 the outer surface of the decorative panel 60 flushes with the outer surface of the shell 10.Tool
Body, such structure design causes the outer surface of the housing antiwithdrawal device in the present embodiment to flush unanimously, and profile is more attractive in appearance.
The utility model embodiment also provides a kind of cash register, and it includes above-mentioned housing antiwithdrawal device.
The cash register of the utility model embodiment, there is above-mentioned housing antiwithdrawal device due to using, by shell 10
The back-off post 12 that side is set and the snapping of supporting plate 20, then the fasteners such as screw need not be used to ensure shell 10 and support
The connective stability of plate 20, in this way, unless connection between violence damage shell 10 and supporting plate 20, is otherwise arranged on shell 10
Conductive carbon granules 40 on support column 11 abuts realization with the contact 31 on decomposing prevention circuit plate 30 and is electrically connected with all the time, so as to have
Effect ensures that tamper function will not fail, and the usage safety performance of cash register is higher.
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)
- A kind of 1. housing antiwithdrawal device, it is characterised in that：It is described anti-including shell, supporting plate, decomposing prevention circuit plate and conductive carbon granules Tear circuit board, the supporting plate and the shell open sequentially to set, the inner side of the shell is provided with support column and back-off post, the branch Fagging is provided with emptiness avoiding hole and buttonhole, and the back-off post is through the buttonhole and is buckled in the peritreme of the buttonhole, The support column passes through the emptiness avoiding hole, and the decomposing prevention circuit plate is provided with contact, and the conductive carbon granules is located at the support column End, the conductive carbon granules is corresponding with the contact position and the conductive carbon granules abuts with the contact.
- 2. housing antiwithdrawal device according to claim 1, it is characterised in that：The support column is provided with fixing hole, described Silicagel column is plugged with fixing hole, the conductive carbon granules is located at the end of the silicagel column.
- 3. housing antiwithdrawal device according to claim 2, it is characterised in that：The conductive carbon granules and silicagel column one Shaping.
- 4. housing antiwithdrawal device according to claim 1, it is characterised in that：The decomposing prevention circuit plate is provided with positioning hole, The supporting plate is provided with locating dowel corresponding with the position of positioning hole, and the locating dowel positions with the positioning hole grafting.
- 5. housing antiwithdrawal device according to claim 4, it is characterised in that：The periphery of the locating dowel is provided with positioning table Rank, the positioning step abut with the decomposing prevention circuit plate.
- 6. the housing antiwithdrawal device according to any one of Claims 1 to 5, it is characterised in that：Position is additionally provided with the shell Naughty emptying aperture in the back-off post side.
- 7. housing antiwithdrawal device according to claim 6, it is characterised in that：It is bonded with the outside of the shell described in sealing Wash in a pan the decorative panel of emptying aperture.
- 8. housing antiwithdrawal device according to claim 7, it is characterised in that：The shell is provided with by the outer of the shell The storage tank that surface is recessed towards the inner surface of the shell, the shape of the decorative panel and the shape of the storage tank are mutually fitted Match somebody with somebody, the decorative panel is adhered in the storage tank.
- 9. housing antiwithdrawal device according to claim 8, it is characterised in that：The outer surface of the decorative panel and the shell Outer surface flush.
- A kind of 10. cash register, it is characterised in that：Including the housing antiwithdrawal device described in any one of claim 1~9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720679611.2U CN206819479U (en) | 2017-06-12 | 2017-06-12 | Cash register and its housing antiwithdrawal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720679611.2U CN206819479U (en) | 2017-06-12 | 2017-06-12 | Cash register and its housing antiwithdrawal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206819479U true CN206819479U (en) | 2017-12-29 |
Family
ID=60759714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720679611.2U Active CN206819479U (en) | 2017-06-12 | 2017-06-12 | Cash register and its housing antiwithdrawal device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206819479U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110580786A (en) * | 2019-07-31 | 2019-12-17 | 雷谢明 | Payment machine with high hidden joint control safety based on block chain technology |
| CN112788895A (en) * | 2021-01-14 | 2021-05-11 | 江西欧迈斯微电子有限公司 | Anti-dismantling module and electronic system |
-
2017
- 2017-06-12 CN CN201720679611.2U patent/CN206819479U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110580786A (en) * | 2019-07-31 | 2019-12-17 | 雷谢明 | Payment machine with high hidden joint control safety based on block chain technology |
| CN110580786B (en) * | 2019-07-31 | 2021-04-09 | 山西易联众易惠科技有限公司 | Payment machine with high hidden joint control safety based on block chain technology |
| CN112788895A (en) * | 2021-01-14 | 2021-05-11 | 江西欧迈斯微电子有限公司 | Anti-dismantling module and electronic system |
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