CN209232086U - A kind of safety device for commodity anti-theft - Google Patents

Abstract

The utility model provides a kind of safety device for commodity anti-theft, including at least two conductors, and wherein at least one conductor includes dielectric layer；Conductor includes coupling part, and the coupling part of at least two conductors is configured to be bonded and separate；Conductor includes connecting portion, and the connecting portion of at least two conductors is configured to direct or indirect connection warning device；Safety device is configured to be attached to commodity surface, and when safety device is attached to commodity surface, the coupling part of at least two conductors is bonded, and when the separation of the coupling part of at least two conductors, safety device can issue safety signal.The utility model structure novel, high sensitivity can be suitable for the higher commodity of safety device morphological requirements.

Description

A kind of safety device for commodity anti-theft

Technical field

Commercial articles safety is primarily referred to as taking commodity of the pendulum on counter, exhibition booth or showing stand for retail trade Certain anti-theft security measure, the behavior for preventing these commodity from being taken away unauthorizedly during display or displaying or Measure.With the development of electronic product industry, the demand to commodity experience is higher and higher, in electronic product retail location, usually Buyer that the sample of electronic product directly allows in retail location can be set or potential buyer experiences, in addition to cannot It takes out of outside retail location, experiencer can be functional using the institute for arriving commodity as much as possible, in this case, existing to arrange Anti-theft device is arranged in Shi Shi on commodity, and anti-theft device is directly or indirectly attached on commodity, when this commodity and antitheft dress When the connection set is destroyed, anti-theft device can issue signal, prompt the staff in place or sent out by warning device Alarm out, to have the function that safeguard that commercial articles safety, this kind of anti-theft device can be referred to as the safety dress for commodity anti-theft It sets.

For different product form, it will usually have the demand of different anti theft designs, for example, having for mobile phone one kind It shows and the commodity of operation interface can be using back patch or the form of clamping device, it can be using integrated for laptop In charging plug or the form being set on charging plug, but some commodity use the shape of existing safety device on the market State may will affect the normal function of commodity, if not using anti-theft device, and can allow commodity during displaying in nothing Protection state is unsatisfactory for the security requirement shown.

Summary of the invention

Technical problem to be solved in the utility model is, for the problems in background technique, to provide a kind of for commodity Antitheft safety device, structure novel, high sensitivity can be suitable for the higher commodity of safety device morphological requirements.

The utility model technical scheme applied to solve the technical problem is:

A kind of safety device for commodity anti-theft,

Including at least two conductors, wherein at least one conductor includes dielectric layer；

The conductor includes coupling part, and the coupling part of at least two conductors is configured to be bonded and separate；

The conductor includes connecting portion, and the connecting portion of at least two conductors is configured to direct or indirect company It is informed of a case alarm device；

The safety device is configured to be attached to commodity surface, when the safety device is attached to commodity surface When, the coupling part fitting of at least two conductor, when the separation of the coupling part of at least two conductor, the safety Device can issue safety signal.In some preferred modes, dielectric layer to be at least arranged in conductor coupling part it Between.

In some preferred modes, coupling refers to that two conductors as positive/negative plate, have dielectric, dielectric therebetween Two conductors can be separated, when two conductors are energized, positive/negative plate and dielectric just form capacitor (coupled capacitor).? In some preferred modes, as long as two conductors are all bonded with dielectric, Coupling point would be at the stable state of capacitance, such as It being separated between Tab phenolphthaleinum body, wherein at least one conductor will be separated with dielectric, alternatively, be separated from each other between conductor, that Capacitor is destroyed at this time, will be there is a situation where discharging suddenly, and capacitance sharply declines, or even rapidly goes to 0, once occur The case where this capacitance is mutated, so that it may be judged as that coupling part separates, issue safety signal at this time.

It is the ordinary skill in the art, example what needs to be explained here is that judging the variation of electric signal and issuing safety signal Such as the size variation of electric current, the size variation of voltage, the on-off of circuit is likely to the sending of triggering safety signal.This is practical Novel not improve to the sending of safety signal, the utility model, which only provides one kind, can occur electric capacitance change, thus The scheme of safety signal is generated, in other words, in the present invention, the change dramatically of capacitance is it is also assumed that be a kind of safety Signal.Also, reception safety signal is alarmed and the conventional treatment method of warning device, and the utility model is not also to report Alarm device improves, and is only to provide a kind of device that foregoing safety signal can be sent to warning device.

Further, the safety device includes combination member, for by the connecting portion machine of at least two conductor Tool connection.In some preferred modes, there is a changeover portion, combination member can be true between connecting portion and coupling part It protects connecting portion and is in connection status always, safety device has the form of an entirety always, but coupling part is certain outer It can be separated under power effect.Coupling part may be considered a functional position of the utility model, at coupling part When fit-state, it is believed that safety device or its displaying commodity monitored are in a safe condition, when coupling part point From when, it is believed that safety device or its displaying commodity monitored are in non-secure states.

Further, the combination member is configured to for the connecting portion of described two conductors being operably connected To warning device.In some preferred modes, combination member can also be established with the connecting portion of two conductors electrical connection and/ Or signal connection, in some preferred modes, electrical connection may determine that the couple state of coupling part, in some preferred sides In formula, signal connection can be used for judging the couple state of coupling part, couple state it is normal whether determine safety device Whether safety signal can be issued.

Further, the coupling unit of the conductor is in flat.In some preferred modes, all conductors all at It is flat.In some preferred modes, the flat ratio for referring to length and width and thickness differs greatly, for example, length and The ratio of thickness is more than that the ratio of 100:1 or width and thickness is more than 100:1, even more greatly, flat to be suitble to be attached to quotient The flat surface of product.In some preferred modes, in some preferred modes, the integral thickness of conductor is no more than 1mm.? In some preferred modes, the part being attached on commodity of safety device is in flat, in some preferred modes, safety The part on commodity is attached in device, integral thickness is no more than 1mm.

Further, when the coupling part fitting of at least two conductor, fitting area is not less than 1cm².Binding face Product is the effective area for generating capacitor, at least to there is 1cm²Above effective capacitance area can generate the electric energy of sufficient amount, If capacitor effective area is too small, it will cause capacitance inherently very littles, it is not easy to detect.

Further, the conductor can be integrated on substrate in the form of printing, spraying, plating or stickup.Some In preferred mode, conductor be can be set on substrate, and substrate itself is also to be made of very thin flexible material.Some excellent In the mode of choosing, different conductors can be attached on different substrates, and in some preferred modes, different conductors can also To be attached on identical substrate, but there is distance between each other.In some preferred modes, substrate is insulating materials.? In some preferred modes, two conductors respectively in connection with substrate or certain a part of substrate can be separated.

Further, the conductor is fexible conductor.In some preferred modes, fexible conductor refers to, conductor can be with Raw deformation is issued in certain dynamics, such as is bent, but this deformation will not destroy the shape or structure of conductor itself, also It is to say that destructive distortion will not occur, such as bend.

Further, described two conductors are electrically isolated from one.The conductor of capacitor is formed to be bonded with dielectric, but conductor Between but need electrically isolated from one, will not occur directly to be in electrical contact, because once contact will generate between the pole plate of the two poles of the earth Charge flowing, will not generate capacity effect.

Further, when at least two conductor coupling part fitting when, dielectric layer be located at fitting conductor it Between.

Further, including attachment area, it is configured that the conductor commodity surface can be attached to.Some preferred In mode, attachment area includes the position where the coupling part of substrate and conductor.In some preferred modes, attachment area Main function be to allow safety device that can be securely attached to commodity surface.In some preferred modes, on attachment area Equipped with viscose glue, in some preferred modes, viscose glue also be can be set on conductor.It, can be in some preferred modes Part provided with viscose glue is all called attachment area including the position other than conductor and conductor.

Further, the attachment area is configured with extension position.In some preferred modes, extension position It can be wing.In some preferred modes, extension position can extend to the two sides of attachment area, to increase attachment area Stability.In some preferred modes, extension position is equipped with viscose glue as attachment area.Extension position can expand attached Area, increase the adhesive force of safety device, it is not easy to be pulled off come.In some preferred modes, extension position is located at attached The edge at position.In some preferred modes, extension position is located at attachment area close to this side of connecting portion Edge.Since connecting portion can be pullled, attachment area is the weak section adhered to close to this side of connecting portion, therefore, as The extension position for reinforcing adhesive force can be positioned close to this side of connecting portion.

Further, the attachment area is configured as directly or indirectly in conjunction with the connecting portion, the facies posterior hepatis Position is equipped with notch in this one side edge in conjunction with the connecting portion.What notch can buffer that connecting portion is subject to pulls power, Prevent viscose glue from falling off, due to the setting of notch, the safety device of the utility model can bear bigger pulling force.

The beneficial effects of the utility model are:

(1) the utility model is designed using flat structure, is made the shape of safety device more frivolous, can be suitable for Mouse, keyboard one kind specialty goods, they usually have smooth bottom surface, and bottom surface also can functionally play a role, Such as mouse needs to incude by bottom surface, keyboard needs bottom surface is smooth could tap, meanwhile, the other surfaces of these commodity need again It realizes major function, safety device can not be set, for example, the other surfaces of mouse are all that function surface (including holds and presses Key), the other surfaces of keyboard all can be readily applicable to other quotient based on key, certainly, other than mouse-keyboard Product.

(2) the utility model couples to form capacitor using flat conductor, by the volume change of capacitor to judge Whether the commodity of attachment are in safe or non-security state, and this judgment mode, reaction is fast, high sensitivity.

(3) the utility model increases attachment area and notch in the structure design of safety device, can fill to safety The attachment dynamics set plays help.

Detailed description of the invention

Fig. 1 is the outer surface schematic diagram of embodiment 1.

Fig. 2 is the inner surface schematic diagram of embodiment 1.

Fig. 3 is the schematic diagram that coupling part is in discrete state in embodiment 1.

Fig. 4 is the exploded view of embodiment 1.

Fig. 5 is the schematic diagram of embodiment 1 and combination member.

Fig. 6 is the application scenario diagram of embodiment 1.

Fig. 7 is the ground plan at commodity position in Fig. 6, shows the installation site of safety device.

Fig. 8 is the unfolding state figure of embodiment 2.

Fig. 9 is the schematic diagram that coupling part is in discrete state in embodiment 2.

Specific embodiment

Specific embodiment of the present utility model is described in further details below in conjunction with attached drawing, it is noted that Embodiment is only specifically described the utility model, is not construed as the restriction to the utility model.

Technical term involved in the utility model is explained in conjunction with the embodiments first, the explanation to term is In order to make those skilled in the art more precisely understand the technical solution of the utility model, the explanation of term is not for this The protection scope of utility model is defined.

Commercial articles safety

Signified commercial articles safety in the utility model, can also be called commodity anti-theft, can be used in need to buyer or Person potential buyer carries out some commodity of functional display, such as electronic product, certain functions of these commodity need to make User can be allowed to understand in the case where, these commodity usually have the interface of certain man-machine interactives, the person of being demonstrated The all or part of function of these commodity can be contacted and can used to exemplary or illustrative in a certain range, thus The performance of commodity is understood, it is in the field of business, sometimes also this commodity with functional display demand can be called having The commodity of demand for experience, that is, the commodity being shown can be operated in the condition and range of restriction and body by not being demonstrated person It tests, therefore, these commodity can be directly contacted by experiencer, and experiencer can limit in sellers or commodity owner In the range of, such as carry out in merchandising location using but these commodity cannot being taken away to experience place, due to showing commodity Ownership still belongs to sellers or commodity holder, and therefore, it is necessary to carry out anti-theft measure to it, these are antitheft to be arranged It applies, does not limit the use of experiencer, and only limiting experiencer is taken away this place, or even in some cases, this The use that a little anti-theft measures also need to consider not interfering experiencer as far as possible better uses experience to enable them to obtain, This article having any different in sale at whole-sale price it is carry-on antitheft.Commodity anti-theft in the utility model, may be also used in certain It does not need to experience, only shows or put the mode sold, such as hanger, can also be covered by the commodity anti-theft of the utility model Lid, in addition, the commodity anti-theft in the utility model, can also include both not needing to experience, also not need the field shown, such as The storage field of commodity, such as cabinet body, wherein the commodity anti-theft that can also become the utility model locks covering if housing commodity Object.It is not commodity to be arranged on goods themselves to lock, but pass through some controllable antitheft that similarly these are antitheft System or security settings prevent commodity with remote or closely unlock mode is able to carry out from integral layout It steals, in a sense, antitheft in the utility model can be the antitheft concept in a kind of region or place.

Sensor

Sensor is often used to perceive some signal or perceives some state, and sensor in the present invention is It is exclusively used in commercial articles safety, that is, commodity anti-theft described above, the sensor in the utility model can be a line of induction Road is also possible to the device with sensing element, is also possible to the integrated element with inducing function on the connectors, Its effect is exactly, can perceptual signal, differentiated by the signal and show whether commodity are in safe state.It is practical new at this In type, sensor can be connected on commodity.In fact, sensor is an application than wide in commodity anti-theft field The prior art, usually, the element for capableing of the goods in transit safety signal that whether is in safe or non-security state is equal Sensor can be called.

The state of safety/non-security state

Alleged safe or non-security state in the utility model refers to and shows commodity state in which, refers in particular to In the case where anti-theft device, the relation condition of commodity and anti-theft device is shown, in general, commodity, which are in us, to be recognized For the state that will not be stolen, referred to as safe condition, it is believed that the state that may be stolen, referred to as non-secure states, it is antitheft Whether measure is intact, shows whether commodity are under the protection of anti-theft measure, if it is then it is considered that being safe shape State, if it is not, so it is considered that being non-security state, that is to say, that this safe or non-security state, it can be with Be for example, anti-theft measure is, will show that commodity keep connecting with charging interface always for anti-theft measure, then, Sensor just detects charging interface, if it is connect always with commodity, if it is, it is in a safe condition, if disconnected, In non-secure states；Alternatively, so that commodity is remained charged state if anti-theft measure is, then, sensor just detects quotient Whether the charge cable of product keeps power transmission, if it is, it is in a safe condition, if it is not, then being in non-secure states； Or if anti-theft measure is, commodity are in clamped device and clamp, then sensor just detects whether commodity are in folder It holds in space or whether commodity is kept in contact or installs with clamping device, if it is, it is in a safe condition, if it is not, Then it is in non-secure states；Etc..

Safety signal

Safety signal has also been concept known to a comparison in commodity anti-theft field, when commodity are in non-secure states When, certain components inside burglary protection system for commodities will issue safety signal, safety signal can be an inductive signal or It is electric signal either digital signal, this signal can be triggered by many mode/events in the prior art, such as thing Part may be that physical connection disconnection or circuit disconnect, and the mode of triggering may be induction component senses, and inductive signal is transmitted To corresponding equipment, it is i.e. capable of emitting according to most basic logic judgment (Yes/No) later that corresponding equipment receives inductive signal Safety signal, in commodity anti-theft field, common triggering mode may be to disconnect, and disconnects charging connection, is pacified from some It is removed on the component installed or the mode of certain setting is destroyed, can trigger the generation of safety signal, safety signal Generating in this field is routine techniques.

Cable

Cable is the concept of a connection and/or transmission in the present invention, and in some cases, cable can be pure Mechanical connection, two articles are connected, can provide power transmission (forceful electric power) in some cases, in cable, are line Two sides of cable connection establish electrically connected, can have electric power mutually to pass wherein a side can provide electric energy or both sides to another party, In some cases, can be provided in cable data transmission (including light current), for cable connection two sides simultaneously provide electric power and Data connection a, wherein side can provide electric energy or transmitting data-signal or both sides to another party can electric power and number It is believed that number mutual biography, in some cases, the power transmission lines in cable can be by as inductive loop, i.e., for detecting Cable whether a factor of judgment of on-off, for example, when there is power transmission in cable, it is believed that inductive loop is unimpeded, line Cable is under normal connection status, at this time if cable connection is commodity and anti theft host, it may be considered that commodity are in Under safe condition, alternatively, it is also assumed that inductive loop is unimpeded, cable, which is in, normally to be connected when there is signal transmitting in cable It connects under state, at this time if cable connection is commodity and anti theft host, it may be considered that under commodity are in a safe condition, at this In the case of kind, cable can play the role of induction, be equivalent to a part for playing sensor, and cable at this time can be made For a part of sensor.In fact, effect of the cable in this antitheft field is also common technical means in the art, this reality With the novel structure and function for being not related to itself, the utility model only makes improvements some applications of cable.

Warning device

In commodity anti-theft field, warning device is also a kind of common burglary-resisting installation, is mainly used for according to monitoring device/biography The safety signal of the sendings such as sensor/cable operates to execute alarm, and the typical example of warning device is alarm, for issuing report Alert prompt tone, prompts the staff in merchandising location, and commodity are likely to be at safe or non-security state.In general, It can be this warning function of warning device referred to as sending alarm signal, alarm signal such as alarm sound, sometimes It will also include optical signal, referred to as combined aural and visual alarm, the utility model does not improve alarm itself.

Case is embodied

Embodiment 1, referring to attached drawing 1-7.

The present embodiment provides a kind of safety device for commodity anti-theft, including at least two conductors, two conductors are specific Including the first conductor 1 as shown in Figure 4 and the second conductor 2, theoretically for, in the first conductor 1 and the second conductor 2 at least One conductor includes dielectric layer.In the present embodiment, the first conductor 1 includes the first dielectric layer 11, and the second conductor 2 includes the Two dielectric layers 21.

The rectangular position in coupling part 3(Fig. 4 is each provided on first conductor 1 and the second conductor 2 again), the two conductors Coupling part can be bonded and separate；In the case where as shown in Figs. 1-2, the first conductor and the second conductor are by pressing formation one A whole sheet, the first conductor 1 and the second conductor 2 are fit-states at this time, as shown in Figures 3 and 5,1 He of the first conductor at this time Second conductor 2 is discrete state.

It can be seen from the figure that the first dielectric layer 11 and the second dielectric layer 21 are arranged at the first conductor 1 and second In this one side between conductor 2, when the fitting of the coupling part of the first conductor 1 and the second conductor 2, the first dielectric layer 11 and the They will be physically segregated and come between them by two dielectric layers 21, in some preferred modes, the first electricity Dielectric layer 11 and the second dielectric layer 21 are insulators, in this way, the first conductor 1 and the second conductor 2 are just electrically isolated from each other, when to When one conductor 1 and the second conductor 2 connect electricity respectively, a capacity plate antenna structure will be formed, the first conductor 1 and the second conductor 2 Coupling part respectively as capacitor two pole plates, capacitance according to the size of dielectric substance and coupling part come It determines.In the present embodiment, it as long as capacitance can be detected, does not need very greatly, because the utility model needs to the greatest extent Volume-diminished of the amount safety device, thickness reduction.

As shown in Figure 3-4, the first conductor 1 includes first connecting portion position 12, and the second conductor 2 includes second connecting portion position 22, First connecting portion position 12 and second connecting portion position 22 are connected to the coupling part of the first conductor 1 and the second conductor 2 each by conducting wire Position 3, also, first connecting portion position 12 and second connecting portion position 22 be separation, such as it is as shown in the figure be staggeredly arranged, in this way, When coupling part separates, electrical connection neither will form between the first conductor 1 and the second conductor 2, capacitive coupling state therebetween It can be destroyed, discharge suddenly so as to cause capacitor again.

As shown in figure 5, when safety device combination, as shown in Figures 3 and 5, first connecting portion position 12 and second connecting portion position 22 just constitute the connecting portion 4 of safety device.

In some preferred modes, safety device includes combination member 5, and as shown in Figures 3 and 5, combination member 5 can be One insulating trip forms an entirety for first connecting portion position 12 and second connecting portion position 22 to be mechanically connected.

In some preferred modes, safety device can also include assembled component 6, as shown in figure 5, assembled component 6 can To be a shell, it is equipped with electric connecting sheet 61 in shell, is set on electric connecting sheet 61 there are two the contact 611 that is electrically connected, when assembling, two The contact 611 that is electrically connected can be separately connected first connecting portion position 12 and second connecting portion position 22 to charge to capacity plate antenna.One In some preferred modes, assembled component 6 can be with connection cables 7, and the conducting wire 71 in cable 7 can be connected respectively to electric connecting sheet Two on 61 contacts 611 that are electrically connected, to charge to capacity plate antenna.

In some preferred modes, as shown in fig. 6, connecting portion 4 can be connected by assembled component 6 and cable 7 Warning device 5 forms the safety return circuit (i.e. electrical circuit) with capacitor, when the capacitor in this electrical circuit discharges suddenly When (i.e. generation safety signal), warning device 5 issues alarm signal.

In some preferred modes, there is a changeover portion 8, this changeover portion between connecting portion 4 and coupling part 3 Also some first conductor 1 or the second conductor 2, combination member 5 may insure that connecting portion is in connection shape always on 8 State, in this way, safety device has the form of an entirety always, but as shown in Figures 3 and 5, coupling part 3 is in certain external force Under can be separated, when coupling part separate when, capacity plate antenna structure will be destroyed, and capacitor will discharge suddenly, lead to electricity Referred to as a kind of safety signal of the case where capacity sharply declines, and capacitance sharply declines in safety return circuit, when there is this safety When signal, warning device will issue alarm signal.Coupling part 3 may be considered a functionality portion of the utility model Position, when coupling part is in fit-state, it is believed that safety device or its displaying commodity monitored are in safe shape State, when coupling part separation, it is believed that safety device or its displaying commodity monitored are in non-secure states.

In some preferred modes, as shown in fig. 6-7, safety device is configured to be attached to the table of commodity 100 Face, when safety device is attached to 100 surface of commodity, the coupling part 3 of the first conductor 1 and the second conductor 2 is bonded, in such as Fig. 6- In the case of shown in 7, if cable end by outward, upwardly or downwardly pull power, it would be possible that can be to the state of attachment Destruction is generated, is electrically isolated due to the first conductor 1 and the second conductor 2, there is gap, therefore, 1 He of the first conductor between them When the coupling part separation of the second conductor 2, capacitance structure will be destroyed.

In some preferred modes, the coupling unit of the conductor is in flat.In some preferred modes, own Conductor all at flat.In some preferred modes, the flat ratio for referring to length and width and thickness differs greatly, Such as it is more than 100:1 that the ratio of length and thickness, which is more than the ratio of 100:1 or width and thickness, it is even more greatly, flat suitable Close the flat surface for being attached to commodity.In some preferred modes, in some preferred modes, the integral thickness of conductor is not More than 1mm.In some preferred modes, the part being attached on commodity in safety device is integrally in flat.Some excellent The part on commodity is attached in the mode of choosing, in safety device, integral thickness is no more than 1mm.As shown in fig. 6-7, safety The integral thickness for the part being attached on commodity in device can be designed using the normal use for not influencing commodity as standard.

In some preferred modes, when the coupling part of the first conductor 1 and the second conductor 2 is bonded, fitting area is not Less than 1cm².Fitting area is the effective area for generating capacitor, at least to there is 1cm²Above effective capacitance area can produce The electric energy of raw sufficient amount, if capacitor effective area is too small, it will cause capacitance inherently very littles, it is not easy to detect.? In the present embodiment, the area of coupling part 3 is not less than 1cm², so as to generate putting for enough capacitors that cable can transmit Electricity.

In some preferred modes, the first conductor 1 and the second conductor 2 can be with printing, spraying, plating or stickups Form is integrated on substrate 9.In some preferred modes, conductor be can be set on substrate 9, and substrate itself is also by very Thin flexible material is made.In some preferred modes, different conductors can be combined on different substrates, for example, In the present embodiment, as shown in figure 4, the first conductor 1 be integrated to on the consistent substrate of the first conductor shape, 2 knot of the second conductor It closes on the bigger substrate of area, when applying enough external force to safety device, due to the different pieces of substrate, the first conductor 1 and second conductor 2 will separate.In some preferred modes, substrate is insulating materials.

In some preferred modes, the conductor is fexible conductor.In some preferred modes, fexible conductor is Refer to, conductor can issue raw deformation in certain dynamics, such as be bent, but this deformation will not destroy conductor itself shape or Person's structure, that is to say, that destructive distortion will not occur, such as bend, such as state shown in Fig. 3 and 5, some preferred Mode in, be also possible to opposite, the biggish substrate of area bends, and the lesser substrate of area, will not due to not stressing It bends, the conductor on two plate substrates will separate at this time.

In some preferred modes, the safety device includes attachment area, and being configured can be attached by the conductor On commodity surface.In some preferred modes, attachment area includes the position where the coupling part of substrate and conductor.? In some preferred modes, the main function of attachment area is to allow safety device that can be securely attached to commodity surface.One In a little preferred modes, attachment area is equipped with viscose glue, and in some preferred modes, viscose glue also be can be set on conductor. In some preferred modes, the part for being provided with viscose glue can be all called attachment including the position other than conductor and conductor Position.

In some preferred modes, the first conductor 1 is equipped with the first attachment area 13, the substrate 9 where the second conductor 2 It is equipped with the second attachment area 23, the first attachment area 13 and the second attachment area 23 are separated from each other, in this way, when external force is broken Bad when, two attachment areas will be come by pullling, to generate the safety signal of foregoing capacitor electric discharge.

In some preferred modes, the second attachment area 23 is configured with extension position 14.Some preferred In mode, as shown in Figure 1, extension position 14 can be wing, it is arranged in pairs in the two sides of the second attachment area 23.Some excellent In the mode of choosing, extension position 14 can extend to the two sides of the second attachment area 23, to increase the stability of attachment area.? In some preferred modes, extension position 14 is equipped with viscose glue 15 as the second attachment area 23, and extension position 14 can expand The bond area of second attachment area 23, increases the adhesive force of safety device, it is not easy to be pulled off and.In some preferred modes In, extension position is located at the edge of the second attachment area 23.In some preferred modes, extension position is located at the second attachment This one side edge of position 23 close to connecting portion.In some preferred modes, extension position 14 can quilt due to connecting portion It pulls, the second attachment area 23 is the weak section adhered to close to this side of connecting portion, therefore, as prolonging for reinforcement adhesive force Exhibition position can be positioned close to this side of connecting portion 4.

In some preferred modes, the second attachment area 23 combines connecting portion 4, the second facies posterior hepatis by changeover portion 8 Position 23 is equipped with notch 131 in this one side edge combined with changeover portion 8.In some preferred modes, notch 131 can be pairs of The two sides at 13 edge of the first attachment area are set.In some preferred modes, notch 131 is arranged in the first attachment area 13 With the junction at extension position 14, alleviate the stress at extension position 14.What notch 131 can buffer that connecting portion 4 is subject to pulls Power prevents viscose glue from falling off, and due to the setting of notch, the safety device of the utility model can bear bigger pulling force.

In the present embodiment, the commodity 100 illustrated are mouses, in fact, being also possible to other suitable commodity.

Embodiment 2, referring to attached drawing 8-9.

In the present embodiment, the first conductor 1 and the second conductor 2 can be in conjunction on same plate substrates 9, and substrate 9 can be by Bending, as shown in figure 9, the coupling part 3 of the first conductor 1 and the second conductor 2 can be bonded to each other after substrate 9 is bent.

In the present embodiment, the outside of substrate 9 and the attachment of the first conductor 1 is arranged in the attachment area of the second conductor 2 Face is located at the two sides of substrate 9, as shown in figure 9, in this way, can integrally form unified binding face after substrate 9 is bent, It is attached on commodity.

The present embodiment uses same plate substrate, and structure and assembly are simple, and production cost is low, moreover, pullling by external force When, the separation between two conductors can be more sensitive, it is ensured that under a stretching force, what is separated first is two conductors, to make The sensitivity for obtaining safety device is higher.

The other embodiments of the present embodiment are same as Example 1.

Claims (12)

1. a kind of safety device for commodity anti-theft, characterized in that

Including at least two conductors, wherein at least one conductor includes dielectric layer；

The conductor includes coupling part, and the coupling part of at least two conductors is configured to be bonded and separate；

The conductor includes connecting portion, and the connecting portion of at least two conductors is configured to direct or indirect connection report Alarm device；

The safety device is configured to be attached to commodity surface, when the safety device is attached to commodity surface, institute The coupling part fitting for stating at least two conductors, when the separation of the coupling part of at least two conductor, the safety device Safety signal can be issued.

2. a kind of safety device for commodity anti-theft according to claim 1, characterized in that including combination member, use It is mechanically connected in by the connecting portion of at least two conductor.

3. a kind of safety device for commodity anti-theft according to claim 2, characterized in that the combination member is matched Warning device can be operably connected to for the connecting portion of described two conductors by being set to.

4. a kind of safety device for commodity anti-theft according to claim 1, characterized in that the coupling part of the conductor Divide in flat.

5. a kind of safety device for commodity anti-theft according to claim 1, characterized in that at least two conductor Coupling part fitting when, fitting area be not less than 1cm²。

6. a kind of safety device for commodity anti-theft according to claim 1, characterized in that the conductor can be with print Brush, spraying, plating or the form pasted are integrated on substrate.

7. a kind of safety device for commodity anti-theft according to claim 1, characterized in that the conductor is led for flexibility Body.

8. a kind of safety device for commodity anti-theft according to claim 1, characterized in that described two conductors are each other It is electrically isolated.

9. a kind of safety device for commodity anti-theft according to claim 1, characterized in that lead when described at least two When the coupling part fitting of body, dielectric layer is located between the conductor of fitting.

10. a kind of safety device for commodity anti-theft according to claim 1, characterized in that including attachment area, quilt The conductor can be attached to commodity surface by configuration.

11. a kind of safety device for commodity anti-theft according to claim 10, characterized in that the attachment area quilt It is configured to extension position.

12. a kind of safety device for commodity anti-theft according to claim 10, characterized in that the attachment area quilt It is configured to directly or indirectly in conjunction with the connecting portion, the attachment area is in this side in conjunction with the connecting portion Edge is equipped with notch.