CN208820472U - A kind of sensor of the connection external power adapter for commodity anti-theft - Google Patents

Abstract

The utility model provides a kind of sensor of connection external power adapter for commodity anti-theft, including sensing device, direct or indirect is connected to power interface, and the power interface is configured to provide electric power for the commodity for connecting power supply adaptor.Sensor is connect by the utility model with external power adapter, it is powered from external power adapter to sensor, then the other component from sensor into commodity or burglary-resisting system, such as alarm power supply, reduce the input port of external power supply, the display of burglary-resisting system can be made more succinct.

Description

A kind of sensor of the connection external power adapter for commodity anti-theft

Technical field

The utility model relates to commodity anti-theft fields, the more particularly, to sensor in commodity anti-theft field.

Background technique

Commodity anti-theft is primarily referred to as taking commodity of the pendulum on counter, exhibition booth or showing stand for retail trade Certain anti-theft measure, the behavior for preventing these commodity from being taken away unauthorizedly during display or displaying or arranges It applies.Traditional commodity anti-theft can use mechanical form, such as by commodity storage in the counter of latching, or commodity are locked On shelf or exhibition booth, still, the commodity on exhibition booth need to move in a certain range to provide function to displaying object The space of energy sexual experience, and the commodity on shelf are displayed in, if buyer has purchasing demand, can directly be taken away from shelf It settles accounts to cashier, it is also desirable to allow buyer that can remove commodity from shelf, therefore, commodity anti-theft apparatus needs are taken into account Displaying demand and the display aspect of demand two, while in both modes, and be respectively necessary for taking into account each pattern respective antitheft Demand.The principle of commodity anti-theft is, when commodity are in non-secure states, sound-light alarm is issued, to prompt in merchandising location Staff.

Commodity are usually connected or are fixed on anti theft host, when commodity leave antitheft master by current commodity anti-theft Machine or when disconnecting with anti theft host, anti theft host sounds an alarm, and in this manner, needs commodity and anti theft host It is directly or indirectly connected, antitheft in the form of a single, narrow application range；In addition, the installation between commodity and anti theft host It needs to be incuded by sensor with connection relationship, the transducer fault tolerance rate of single performance is low；Moreover, current commodity anti-theft, leads to It often needs to power to anti theft host, alarm and commodity respectively, in some cases, anti theft host and commodity can be merged and be supplied Electricity, however, there remains independently-powered to alarm.

Utility model content

Technical problem to be solved in the utility model is, for the problems in background technique, to provide a kind of for commodity The sensor of antitheft connection external power adapter.

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

A kind of sensor of the connection external power adapter for commodity anti-theft, comprising:

Sensing device, direct or indirect is connected to power interface, and the power interface is used to connect power supply adaptor, It is configured to provide electric power for the commodity.

The utility model includes a sensing device, and sensing device plays the work of connection external power adapter and commodity With, and the electric power from external power adapter is provided for commodity, it constantly powers, it is in a safe condition to be considered as commodity One condition, once commodity power off, then can be considered as commodity may be in non-secure states, may may require that sending is anti-at this time Theft alarm report.

Can also include the first cable in some preferred modes, the first cable it is direct or indirect be connected to it is described Sensing device, the second cable, direct or indirect is connected to the sensing device and the commodity.

First cable is used to provide connection, one end connection of the first cable for sensing device and other equipment such as alarm To sensing device, the other end is connected to other equipment, to provide the medium of power transmission for the two equipment；First cable and The connection of sensing device, can be and be directly fixedly connected, and be also possible to be connected indirectly by adapter or connector, This connection can be fixation always, be also possible to removably, and in general, the connection of the first cable is external equipment The output end of input terminal and sensing device.

In some preferred modes, the second cable is used to provide connection for sensing device and commodity, and the one of the second cable End is connected to sensing device, and the other end is connected to commodity, to provide the medium of power transmission, the second cable for the two equipment With the connection of sensing device, it can be and be directly fixedly connected, be also possible to be connected indirectly by adapter or connector It connects, this connection can be fixation always, be also possible to dismountable, the connection of the second cable and commodity, can be direct It being fixedly connected, is also possible to be connected indirectly by adapter or connector, this connection can be fixation always, It is also possible to dismountable, in general, the connection of the second cable is the output end of sensing device and the input terminal of commodity, In some preferred schemes, the second cable is connect with commodity and is powered for it by charging interface.

In some preferred modes, the sensing device includes sensor circuit, and sensor circuit is configured to incude The charging and/or connection status of the commodity.Here charged state refers to that commodity pass through the second cable connection to sensing device And the state being powered by it, if commodity are in charged state, then it is assumed that commodity are safe, if commodity are filled in non- Electricity condition may be that charging interface is pulled out at this time, it is also possible to be that the cable to charge is cut off, no matter what kind of situation it is, then Think that commodity are likely to be at non-secure states, especially, if the charging interface of commodity is non-authorized disconnection, at this time if recognize It is likely to be at and is stolen or in stolen danger for commodity.Here connection status refers to that commodity are existed by the second cable Connection status physically, this connection status is the anti-theft measure carried out from the form of pure structure to commodity, if the second line Cable always with commodity keep structure on connection, then commodity are without departing from the second cable, then it is assumed that commodity be it is safe, If the connection of commodity and the second cable is disconnected, such as the second cable is extracted from commodity, then it is assumed that commodity are likely to be at Non-secure states, especially, if the second cable is non-authorized extraction, at this time if think commodity be likely to be at it is stolen or In stolen danger.

In some preferred modes, the sensor is configured as the commodity by unauthorized dismounting and/or the biography When sensor cable is cut and/or power supply adaptor powers off, safety signal is issued.The safety signal refers to that commodity are in The signal of safety or non-secure states, safety signal are used to send to warning device, and reminding alarm device sounds an alarm, safety Signal may be from above-mentioned, and cable is cut off perhaps electric power and is truncated or above-mentioned, and commodity are moved from clamping device It removes perhaps commodity to leave the clamping device perhaps charging interface above-mentioned is pulled out or charged state is aborted, above-mentioned feelings Condition is likely to be that instruction commodity are in non-secure states, then sensor can accordingly generate safety signal.It is led in commodity anti-theft Domain, sensor generate the component of safety signal as one, are conventional technical means, therefore generating safety signal is sensor Basic function, the improvement that the utility model is done do not lie in of sensor itself yet.

Further, the sensor circuit includes that current-sensing circuit and connection sensor circuit, the effect of sensor circuit are Incuding corresponding signal or connection whether there is, and sensor circuit can integrate in sensing device, be used for induced current and object The on-off of connection is managed, current-sensing circuit herein can be and accordingly incude in the second cable with the presence or absence of by sensing device To the power transmission of commodity, for example, being filled with the presence or absence of the electric current from sensing device to commodity if it is, thinking that commodity are in Electricity condition, if it is not, then thinking that commodity are likely to be at the state for disconnecting charging, commodity may be non-security at this time.Herein Connect sensor circuit, can be the structural connection relationship for accordingly incuding the second cable and commodity, for example, the second cable and Whether the structural connectivity of commodity whether there is or intact.

Further, including connector, the direct or indirect commodity that are connected to are configured as, and can be to the quotient Product power supply.Connector can execute the above-mentioned function connecting with commodity, and in some preferred schemes, connector can be one The interface of physical form, in some preferred schemes, connector can be the charging interface with inserting function.Connector The connection medium that can be used as the second cable and commodity, in some preferred schemes, connector is arranged in the second cable One end, for carrying out the connection of physics and electric power with commodity, and can power to commodity.Likewise, some preferred In scheme, connector can be connected directly between on commodity, in other preferred schemes, connector can by converting interface or Person's other modes are connected on commodity indirectly.

Further, the connection sensor circuit, is configurable for whether induction connector is connected to commodity.As before Describedly, connection induction line is incuded to the structural connection relationship of the second cable and commodity, then when the second line When cable is attached by connector and commodity, connection sensor circuit is used to incude connector and whether the connection of commodity is intact.

Further, the current-sensing circuit, the electricity being configurable between induction commodity and power supply adaptor Stream whether there is.In some preferred schemes, current-sensing circuit, which is used to incude commodity, whether there is the electric power inputted to it, The electric power of this input can be sensing device via the second cable transmission, be also possible to power supply adaptor and fill via induction It sets and the second cable is transmitted, be also possible to power supply adaptor via the second cable transmission, or by power adaptation What device directly transmitted, current-sensing circuit, in some preferred schemes, induction object can be whether commodity are in charging State has the electric current of undirected commodity input in other words, no matter and can with electric current from where, in other preferred schemes In, if the second cable is configurable for powering to commodity, current-sensing circuit can be only fitted in the second cable, be used for Incude the current switching between the second cable and commodity, in other preferred schemes, current-sensing circuit be can be only fitted to In sensing device, for incuding whether commodity are in charged state.

Further, the sensor is connected to alarm, and the alarm is configured as and the induced electricity Road connection, for receiving the safety signal of the sensor.The sensor of the utility model can be matched with alarm, and And directly powered from sensor to alarm, alarm does not need external power supply.

The other side of the utility model, the utility model provide the attachment device that can be used in the sensor, packet It includes,

Bottom surface, surfacing are configured to attachment on the support surface；Here supporting surface, can be show stand Face or other can support commodity or the supporting surface of the connection structure of commodity can be supported, due to bottom surface be directly with Face contact is supported, and may be fixed on the support surface, therefore bottom surface needs surface flat as the contact surface with supporting surface It is whole.

With the first surface of plane perpendicular, there is the first interface for connecting the first cable, first cable is direct Or indirectly it is connected to alarm；

Power interface is equipped with below the first interface, the power interface is configured as connection power supply adaptor；

Second surface in the middle part of attachment device has the second interface for connecting the second cable；Second line Cable is configured to direct or indirect be connected to the commodity；

The first surface and the second surface be it is opposite, further for, due to first surface and the second table Face is opposite, then the export direction for being located at the first interface thereon and the second interface is opposite , why two opposite interfaces are set, being is that will not intersect in order to ensure outlet, play the role of certain lineation, and Layout is more succinct reasonable, and position when convenient for display is put.

First surface and second surface are respectively used to connection first interface and second interface, certainly, first interface and second Interface also can be interchanged position, and it is the relative positional relationship of first interface and second interface that the utility model is claimed.

Further, entire attachment device is configured to be pasted onto supporting surface by bottom surface or makes to be screwed in On supporting surface, the connection of attachment device and supporting surface can be removable either fixed connection.

Further, the power interface is connected to outside in attachment device or through cable, can be on power interface Power supply wiring is configured, one end of power supply wiring can be extend into attachment device, and the other end can connect external power adapter.

Further, second cable includes connector, and the connector and the power supply adaptor have identical connect Mouthful, the connector of the second cable can be with the power supply adaptor interface having the same of OEM, and such second cable is in connection quotient When product, it will be able to commodity corresponding to the power supply adaptor of OEM are adapted to, in some cases, the connector and OEM of the second cable Power supply adaptor, be also possible to the inhomogeneous interface to match, as long as the access of commodity can be suitble to, for example, standard 5V Commodity, connector is the interfaces such as micro, and power supply adaptor is big USB interface.

The third aspect of the utility model, the utility model can provide the alarm powered by the sensor, including,

At least one interface is configured as connection sensor, and is capable of the inductive signal of receiving sensor.

The sensor includes at least one for connecting the interface of power supply adaptor, is configured to as the alarm Device and the commodity provide electric power, and sensor can connect above-mentioned interface and connect with external power adapter, receive its confession Electricity, and electric power is provided as the antitheft commodity of alarm and the needs connected.

Voltage transformation module is configured as electricity needed for the voltage that the sensor inputs is converted to the alarm work Pressure；Voltage transformation module can be built in alarm, provide the function of voltage conversion for alarm.

Since sensor can provide electric power for alarm, the alarm is configured to be not required to connection power supply Adapter work.

The alarm, be configured as the commodity by it is unauthorized dismounting and/or the sensor cable cut and/or When power supply adaptor powers off, safety signal is issued.

It further, include multiple interfaces, multiple interfaces are able to cooperate multiple sensors and realize multiple and different electricity Pressure input, can be set multiple interfaces on alarm, and each interface a correspondingly connected sensor and can receive its confession The power supply of electricity, sensor can be connected into voltage conversion circuit first, into used in alarm after being converted as voltage conversion circuit.

Further, voltage transformation module includes voltage conversion circuit, and multiple interfaces are separately connected the electricity Voltage conversion circuit, multiple interfaces are equivalent to and are connected to the input terminal of voltage conversion circuit, that is to say, that are connected on alarm Plurality of voltages can access alarm by the way of in parallel, independently can power and send to alarm per voltage all the way and feel Induction signal.

Further, voltage transformation module includes at least one receiving port, is configurable for receiving from sensing The external voltage of device, a receiving port can correspond to the external voltage for receiving sensor all the way, when there is multiple sensors to input When, it can be equipped with the input that multiple receiving ports respectively correspond every sensor all the way, multiple receiving ports can be using parallel connection Mode is arranged on voltage transformation module.

Further, voltage transformation module includes at least one output port, is configured as other moulds into alarm Block exports internal operating voltages.

Further, voltage transformation module includes voltage conversion circuit, and the voltage conversion circuit is configurable for External voltage is converted into the internal operating voltages suitable for other modules in alarm.

Further, the alarm is configured with alarm module, and alarm module can be the alarm hardware such as acousto-optic.

Further, the alarm is configured with detection module, and detection module can be current detection circuit or signal Detection circuit, for detecting whether there is inductive signal input.

The beneficial effects of the utility model are:

(1) sensor is connect by the utility model with external power adapter, is supplied from external power adapter to sensor Electricity, then the other component from sensor into commodity or burglary-resisting system, such as alarm power supply, reduce the defeated of external power supply Inbound port can make the display of burglary-resisting system more succinct.

(2) under this connection type of the utility model, alarm can be set along with external power supply in show stand Face hereinafter, other show that objects will not apply the position of attention, and the commodity for being only preserved for showing and experiencing are being opened up Show in face of object, display effect and user experience are more preferable.

(3) the utility model incudes using electric current and connects the dual sense mode of induction, can be suitable for all fill Electricity shows commodity (electronic product), and the reliability and accuracy of induction can be higher, can effectively reduce and fail to report and report by mistake, mention Rise the security level and accuracy class of burglary-resisting system.

Detailed description of the invention

Fig. 1 is the schematic diagram of the sensing device of the utility model.

Fig. 2 is the schematic diagram of the alarm of the utility model.

Fig. 3 is a kind of implementation schematic diagram of the attachment device of the utility model.

Fig. 4 is another implementation schematic diagram of the attachment device of the utility model.

Fig. 5 is the third implementation schematic diagram of the attachment device of the utility model.

Fig. 6 is the 4th kind of implementation schematic diagram of the attachment device of the utility model.

Fig. 7 is a kind of application scenario diagram of the attachment device of the utility model on commodity.

Fig. 8 is a kind of another application scenario diagram of the attachment device of the utility model on commodity.

Fig. 9 is application scenario diagram of the attachment device of the utility model on another commodity.

Figure 10 is application scenario diagram of the attachment device of the utility model on the third commodity.

Figure 11 is a kind of mounting means schematic diagram of the attachment device of the utility model.

Figure 12 is a kind of application scenario diagram of the attachment device of the utility model under more commodity environment.

Figure 13 is another application scenario diagram of the attachment device of the utility model under more commodity environment.

Figure 14 is the schematic diagram of the current-sensing circuit in the sensing device of the utility model.

Figure 15 is the schematic diagram of the connection sensor circuit in the sensing device of the utility model.

Figure 16 is a kind of schematic diagram of the voltage conversion circuit of the utility model.

Figure 17 is another schematic diagram of the voltage conversion circuit of the utility model.

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.

Commodity anti-theft

Signified commodity anti-theft in the utility model carries out function to buyer or potential buyer especially for needs Property some commodity for showing, such as electronic product, certain functions of these commodity need can to allow use in a situation of use where Family is understood, these commodity usually have the interface of certain man-machine interactives, and the person of being demonstrated can contact in a certain range And all or part of function of these commodity can be used to exemplary or illustrative, so that the performance to commodity carries out Solution, it is in the field of business, sometimes also this commodity with functional display demand can be called the commodity with demand for experience, i.e. quilt Exhibitor can operate and experience to the commodity being shown in the condition and range of restriction, and therefore, these commodity are It can be directly contacted by experiencer, experiencer can be in the range of sellers or commodity owner limit, such as sell Carried out in place using, but these commodity cannot be taken away experience place, due to show commodity ownership, still belong to Sellers or commodity holder's, therefore, it is necessary to carry out anti-theft measure to it, these anti-theft measures do not limit experiencer Use, and only limit experiencer and taken away this place, or even in some cases, these anti-theft measures also need to examine Consider and do not interfere the use of experiencer as far as possible, better use experience to enable them to obtain, this in sale at whole-sale price Antitheft concept be different.

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 commodity, that is, antitheft, the sensor in the utility model of displaying commodity described above, can be an induction Route is also possible to the device with sensing element, is also possible to be integrated in charging interface or adapter or antitheft The element with inducing function on host, effect be exactly, can perceptual signal, differentiated by the signal show commodity be The no state in safety.

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..

Unauthorized removal

In the present invention, it is unauthorized be for authorization, due in commodity anti-theft field, exist locking and Unlock two ways should be usually in the lock state during commodity are demonstrated, and commodity are not in this state It can be stolen, but other than stealing, commodity are also possible to actively be removed from burglary-resisting installation by businessman, for example, working as certain When a commodity descend city not continue to sell, corresponding showpiece can be also removed, this relates to the replacement of commodity, or works as There are quality problems in showpiece, when needing repairing, may be also required to be removed from burglary-resisting installation, when be demonstrated commodity replacement or When person repairs, the commodity can be removed from burglary-resisting installation by the staff (businessman) with permission, this removal, we claim Be the removal with authorization, it is on the contrary then be considered unauthorized removal.

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.

Connector

For connecting component, connector can be the mode of insertion in connecting component, or the mode being inserted into, Namely the form of plug and socket is contained, connector can have charge function, for example, in the form of charging interface, it can also To be the connection of pure structure type, connector can be connected with cable, be also possible to individual form, when connector and cable connect When connecing, a part of inductive loop on sensor can also be used as.

Specific case study on implementation

Referring to attached drawing 1, the utility model provides a kind of sensing device, as shown in Figure 1, sensing device may include electric current sense Answer circuit, connection sensor circuit and power transfer module, wherein power transfer module is used to receive external power supply, such as suitable Electric power provided by orchestration, in some preferred schemes, sensing device can store a part of external electric power, be itself, It perhaps is the other component the power supply such as alarm or commodity that are connected to it, in some preferred schemes, sensing device is only Be the part flow arrangement as an electric power, diverter module can be set in sensing device, will enter into electric power therein be divided into Few two-way, is supplied respectively to alarm and commodity, in some preferred modes, when also other electrical equipments, can also increase Bonus point stream output end, it is even more to be segmented into three tunnels at this time.In this embodiment, it is preferred that sensing device is as one point Flow device, the electric power that external power supply is provided carry out power transmission to alarm and commodity respectively, for both rear power supply.It is a kind of The sensor of connection external power adapter for commodity anti-theft, comprising:

The utility model further include direct or indirect connection sensing device and alarm the first cable and directly or Indirectly connect the second cable of the sensing device and the commodity.

First cable is used to provide connection, one end connection of the first cable for sensing device and other equipment such as alarm To sensing device, the other end is connected to other equipment, to provide the medium of power transmission for the two equipment；First cable and The connection of sensing device, can be and be directly fixedly connected, and be also possible to be connected indirectly by adapter or connector, This connection can be fixation always, be also possible to removably, and in general, the connection of the first cable is external equipment The output end of input terminal and sensing device.

Second cable is used to provide connection for sensing device and commodity, and one end of the second cable is connected to sensing device, separately One end is connected to commodity, to provide the medium of power transmission for the two equipment, the connection of the second cable and sensing device can To be directly to be fixedly connected, it is also possible to be connected indirectly by adapter or connector, this connection can be the beginning It fixes, is also possible to removably, the connection of the second cable and commodity can be and directly be fixedly connected, and be also possible to lead to eventually It crosses adapter or connector is connected indirectly, this connection can be fixation always, be also possible to removably, one As for, the second cable connection be the output end of sensing device and the input terminal of commodity, in some preferred schemes, Second cable is connect with commodity and is powered for it by charging interface.

The sensing device includes sensor circuit, sensor circuit be configured to incude the charging of the commodity and/or Connection status.Here charged state refers to, the shape that commodity pass through the second cable connection to sensing device and are powered by it State, if commodity are in charged state, then it is assumed that commodity be it is safe, if commodity are in non-charged state, may be at this time Charging interface is pulled out, it is also possible to be that the cable to charge is cut off, no matter what kind of situation it is, then it is assumed that commodity are likely to be at non- Safe condition, especially, if the charging interface of commodity is non-authorized disconnection, at this time if to think that commodity are likely to be at stolen Or in stolen danger.Here connection status refers to that commodity pass through the connection status of the second cable physically, this A connection status is the anti-theft measure carried out from the form of pure structure to commodity, if the second cable keeps structure with commodity always On connection, then commodity are without departing from the second cable, then it is assumed that commodity be it is safe, if commodity and the second cable Connection is disconnected, such as the second cable is extracted from commodity, then it is assumed that commodity are likely to be at non-secure states, especially, such as The second cable of fruit is non-authorized extraction, then thinks that commodity are likely to be at this time and is stolen or in stolen danger.

The sensor, be configured as the commodity by it is unauthorized dismounting and/or the sensor cable cut and/or When power supply adaptor powers off, safety signal is issued.The safety signal refers to, commodity are in safety or non-secure states Signal, safety signal are used to send to warning device, and reminding alarm device sounds an alarm, and safety signal may be from aforementioned , cable be cut off perhaps electric power be truncated perhaps commodity above-mentioned removed from clamping device or commodity leave it is described Perhaps charging interface above-mentioned is pulled out clamping device or charged state is aborted, above situation, is likely to be instruction Commodity are in non-secure states, then sensor can accordingly generate safety signal.In commodity anti-theft field, sensor is as one The component for generating safety signal, is conventional technical means, therefore generates the basic function that safety signal is sensor, this is practical new The improvement that type is done does not lie in of sensor itself yet.

The sensor circuit includes that current-sensing circuit and connection sensor circuit, the effect of sensor circuit are that induction corresponds to Signal or connection whether there is, sensor circuit can integrate in sensing device, for induced current and physical connection On-off, current-sensing circuit herein can be and accordingly incude in the second cable with the presence or absence of from sensing device to commodity Power transmission, for example, with the presence or absence of the electric current from sensing device to commodity, if it is, thinking that commodity are in charged state, such as Fruit is no, then it is assumed that commodity are likely to be at the state for disconnecting charging, and commodity may be non-security at this time.Connection induced electricity herein Road can be the structural connection relationship for accordingly incuding the second cable and commodity, such as the structure of the second cable and commodity Property connection whether there is or whether intact.

The sensing device further includes connector, be configured as it is direct or indirect be connected to the commodity, and can It powers to the commodity.Connector can execute the above-mentioned function connecting with commodity, and in some preferred schemes, connector can To be the interface of a physical form, in some preferred schemes, connector can be the charging with inserting function Mouthful.Connector can be used as a connection medium of the second cable and commodity, and in some preferred schemes, connector setting exists One end of second cable for carrying out the connection of physics and electric power with commodity, and can power to commodity.Likewise, one In a little preferred schemes, connector can be connected directly between on commodity, and in other preferred schemes, connector can pass through Converting interface or other modes are connected on commodity indirectly.Certainly, connector can be used for sensing device and alarm Connection, connector can connect alarm and power for it.

The connection sensor circuit, is configurable for whether induction connector is connected to commodity.As previously mentioned, even Connecing induction line is incuded to the structural connection relationship of the second cable and commodity, then when the second cable passes through connection When device and commodity are attached, connection sensor circuit is used to incude connector and whether the connection of commodity is intact, as shown in figure 15 , it is a kind of typical connection sensor circuit, can be used in the utility model, realize the effect of connection induction.

Whether the current-sensing circuit, the electric current being configurable between induction commodity and power supply adaptor are deposited ?.In some preferred schemes, current-sensing circuit, which is used to incude commodity, whether there is the electric power inputted to it, this input Electric power, can be sensing device via the second cable transmission, be also possible to power supply adaptor via sensing device and What two cables were transmitted, it is also possible to power supply adaptor and is directly passed via the second cable transmission, or by power supply adaptor Defeated, current-sensing circuit, in some preferred schemes, induction object can be whether commodity are in charged state, or Person says the electric current of undirected commodity input, no matter and can with electric current from where, in other preferred schemes, if the Two cables are configurable for powering to commodity, then current-sensing circuit can be only fitted in the second cable, for incuding second Current switching between cable and commodity, in other preferred schemes, current-sensing circuit can be only fitted to sensing device It is interior, it is as shown in figure 14 for incuding whether commodity are in charged state, it is a kind of typical current-sensing circuit, it can be by For realizing the effect of electric current induction in the utility model.

Due to power transmission, between sensing device and alarm and sensing device and commodity, all it is equipped For physical connection and electrically connected cable.Cable difference in some preferred modes, between sensing device and commodity With the current-sensing circuit in sensing device and connect sensor circuit connection so that, current-sensing circuit and connection induced electricity Road can be respectively induced electric power between the electric power between commodity and sensing device and the connection or commodity and cable of physics and The connection of physics whether there is and intact, if so, illustrating that commodity are in a safe condition, sensing device will not issue letter at this time Number, if it is not, then possible commodity are in non-secure states, sensing device can issue safety signal at this time.In some preferred sides In formula, the cable between sensing device and alarm be can be configured to inductive loop, the connection induced electricity in sensing device Road and current-sensing circuit can by inductive loop to alarm transmit commodity that it is sensed whether An Quan signal.

The utility model also provides a kind of alarm cooperated with above-mentioned sensor, and shown in Fig. 2 is the utility model Alarm a kind of schematic diagram, the alarm of the utility model have the characteristics that it is one very big be exactly do not need and adapter connect It connects, can directly receive the power supply of sensor, further, it is possible to receive the power supply of multiple sensor simultaneously, sensed all the way due to every Device may correspond to commodity all the way, therefore the function of multichannel commodity concentrated alarm may be implemented in alarm, further, it is possible to allow difference OEM perhaps different types of commodity while access and do not influenced by OEM or commodity access interface.

As shown in Fig. 2, the alarm of the utility model includes an interface for connecting with sensor, this interface is The input interface of alarm, can receive the input of external power supply, and sensor interface is connected to voltage transformation module, is received To external power supply input be converted into internal operating voltages, internal operating voltages are can be connect by the module of other in alarm It is powered by and for them, other modules are for example, detection module and alarm module, wherein detection module also may be coupled to Sensor interface, receives the safety signal of sensor transmission, and detection module can be a signal deteching circuit, detect whether to deposit In the input of safety signal.Alarm module can be the warning devices such as buzzer, LED light, and detection module has detected peace When full signal inputs, alarm module starting alarm.

In some preferred modes, alarm can permit the access of multiple sensor interfaces, at this point, multiple sensors Interface can be linked into voltage transformation module in parallel, and in the case where parallel connection access, multiple sensor interfaces can have simultaneously Electric power input, can also only have it is therein all the way or a few roads are there are electric power input, voltage transformation module can be by all inputs Electric power is all converted to the internal operating voltages of alarm, sensor interface once access, just can simultaneously and voltage transformation module with And detection module is connected, that is, as long as there is voltage input to voltage transformation module, then also there is corresponding input to be connected to detection mould Block, be with the mode that sensor interface all the way is connected to detection module and is connected to voltage transformation module it is concatenated, do not go the same way Sensor interface be connected to the mode of detection module with they be connected to the mode of voltage transformation module as be all in parallel.

It is the example for the typical voltage conversion circuit figure that the utility model can use shown in Figure 16-17, is drawn in Figure 16 Circle position is output end, the voltage accessed from input terminal, by the conversion of voltage conversion circuit, can be converted into being suitable for alarm The voltage range of device.The input that voltage conversion circuit in Figure 16-17 can be realized 4.5 ~ 23V of reception is converted to the defeated of 3.3V Out.

As shown in Fig. 2-13, the alarm 5 of the utility model may include a shell, and shell is by above-mentioned module and electricity The appearance of a street is received wherein, and shell is equipped with interface, and interface can be one, is also possible to multiple, and interface can be converted directly with voltage Circuit electrical connection, is converted so that entering directly into voltage conversion circuit from the voltage that interface inputs, then converts electricity by voltage Road is conveyed to the electricity consumption module inside other alarms.

The connection that the utility model also provides a kind of function realization for for the sensor and alarm and is arranged fills It sets.The effect of attachment device is, under certain application scenarios, can accommodate the sensing device, play and connect external electricity The effect of source adapter, commodity and alarm, attachment device can be used as the hardware device of electric current distribution, and outside is accessed The electric current of power supply adaptor shunted, be supplied respectively to commodity and alarm.

It is a kind of implementation figure of attachment device of the utility model shown in Fig. 3, from figure 3, it can be seen that attachment device 1 With at least two interfaces, wherein first interface 11 connects the first cable 111, and the first cable 111 is equipped with the first connector 112, it can be used for connecting alarm or other equipment, second interface 12 connects the second cable 121, sets on the second cable 121 There is the second connector 122, the second connector 122 can be used for connecting commodity.

Fig. 4 show be the utility model attachment device another kind implementation figure, from fig. 4, it can be seen that attachment device 1 have There are at least three interfaces, wherein first interface 11 connects the first cable 111, and the first cable 111 is equipped with the first connector 112, It can be used for connecting alarm or other equipment, second interface 12 connects the second cable 121, and the second cable 121 is equipped with the Two connectors 122, the second connector 122 can be used for connecting commodity, shown in Fig. 4 other than two above-mentioned interfaces, A power interface 13 is additionally provided with below one interface 11, power interface 13 can be connected to external power supply by third cable 131 Adapter 2, can show table top 3 on aperture 31, allow third cable 131 and external power adapter 2 be placed in show table top 3 Hereinafter, when necessary, alarm, which also can be set, is showing 3 or less table top.

The third implementation figure of the attachment device of Fig. 5 the utility model, in the implementation that Fig. 5 shows, the second connection Device 122 is DC interface, can be used for connecting certain form of laptop.

The 4th kind of implementation figure of Fig. 6 the utility model, in the implementation that Fig. 6 shows, the second connector 122 is pen Remember this rectangular interface, can be used for connecting certain form of laptop.

In other implementations, the second connector 122 can also be USB or other kinds of band electrical interface.

A kind of a kind of application scenario diagram of the attachment device of Fig. 7 the utility model on commodity, if Fig. 7 shows, this is practical new The sensing device 1 of type can be attached on the surface for showing table top 3, and can be fixed as needed.Commodity shown in Fig. 7 scape 4 be laptop.Attachment device 1 is connected to alarm 5 by the first cable 111, and sensing device 1 passes through the second cable 121 It is connected to laptop, power supply adaptor 2 is also connected in attachment device 1, power supply adaptor 2 is by being located at first interface 11 The power interface 13 of lower section is connected in attachment device, and power interface 13 can be extend into inside attachment device, passes through one point The electric current that power supply adaptor 2 inputs is divided into two-way by current circuit, is supplied respectively to alarm and commodity, in this way, the utility model is just It can be that alarm and commodity are powered simultaneously by attachment device 1.

A kind of another application scenario diagram of the attachment device of Fig. 8 the utility model on commodity, if Fig. 8 shows, this is practical Novel sensing device 1 can be attached on the surface for showing table top 3, and can be fixed as needed.Shown in Fig. 8 scene Commodity 4 are laptops.Attachment device 1 is connected to alarm 5 by the first cable 111, and sensing device 1 passes through the second cable 121 are connected to laptop, and power supply adaptor 2 is also connected in attachment device 1, and power supply adaptor 2 is connect by being located at first The power interface 13 of 11 lower section of mouth is connected in attachment device, and power interface 13 can be extend into inside attachment device, pass through one The electric current that power supply adaptor 2 inputs is divided into two-way by a shunt circuit, is supplied respectively to alarm and commodity, in this way, this is practical new Type can be that alarm and commodity are powered simultaneously by attachment device 1, and under the scene that Fig. 8 shows, power interface 13 passes through one A intermediate transit mouth 132 being arranged on third cable 131 is connect with power supply adaptor 2, and intermediate transit mouth 132 makes this practical The novel power supply adaptor 2 that can be suitable for more interface types.

Application scenario diagram of the attachment device of Fig. 9 the utility model on another commodity, commodity 4 shown in Fig. 9 are hands Machine, corresponding second connector 122 can be Lighting interface, Micro interface, Mini USB interface or Type C and connect Mouthful, these interfaces can be connected to the charging interface of mobile phone and power for mobile phone.

Application scenario diagram of Figure 10 utility model on the third commodity, the commodity 4 that Figure 10 shows are tablet computers, corresponding Second connector 122 can be Type C interface, can be connected to the charging interface of plate and power for it.

A kind of mounting means schematic diagram of the attachment device of Figure 11 utility model.Such as Figure 11, can be set in attachment device 1 A mounting hole 201, such as screw hole are set, in some preferred modes, for beauty, screw hole can be allowed not exposed, example Such as, screw hole is arranged in the lower part of the second connector 12, when installation, the second connector 12 is bent up, mounting hole 201, recruitment are exposed Tool 200 screws in fixing piece, such as screw in mounting hole 201, and attachment device 1 is fixed on the support surface.In other realities In existing mode, mounting hole 201 can not also be used, directly by way of stickup, such as on bottom surface 14 viscous layer is set, directly It connects and pastes bottom surface 14 on the support surface.

A kind of implementation of the attachment device of Figure 12 the utility model under more commodity environment.In the scene that Figure 12 shows In, have multiple similar commodity 4(laptops), they can be located at the same exhibition section can also be in other schemes Positioned at different exhibition section/exhibition booths.In the scene that Figure 12 shows, an alarm 5 can permit connecing for multiple first connectors 112 Enter, and receive its power supply, and each first connector 112 can correspond to an attachment device 1, each attachment device 1 again can be with A corresponding electricity consumption commodity, this attachment device 1 can also be the power supply of this electricity consumption commodity by adapter.

Another implementation of the attachment device of Figure 13 the utility model under more commodity environment.In the scene that Figure 13 shows In, have multiple and different classes commodity 4(laptop and electronics touching pen) they can be located at the same exhibition section, at other In scheme, different exhibition section/exhibition booths can also be located at.In the scene that Figure 13 shows, an alarm 5 can permit multiple first The access of connector 112, and receive its power supply, and each first connector 112 can correspond to an attachment device 1, Mei Gelian Connection device 1 can correspond to an electricity consumption commodity again, this attachment device 1 can also be the confession of this electricity consumption commodity by adapter Electricity can have multiple and different adapters in the environment of inhomogeneity commodity, be powered by attachment device, for alarm For, the power supply of multiple and different adapters can be received, the power supply of different adapters finally can be converted to it by alarm The internal operating voltages itself being able to use.

Claims (6)

1. a kind of sensor of the connection external power adapter for commodity anti-theft, characterized in that include:

Sensing device, direct or indirect is connected to power interface, and the power interface is matched for connecting power supply adaptor Electric power can be provided for the commodity by being set to；

The sensing device includes sensor circuit, is configured to be directly or indirectly connected to the commodity, for feeling Answer the charging and/or connection status of the commodity；

The sensor is configured as the commodity by unauthorized dismounting and/or the sensor cable is cut and/or power supply When adapter powers off, safety signal is issued.

2. a kind of sensor of connection external power adapter for commodity anti-theft according to claim 1, feature It is that the sensor circuit includes current-sensing circuit and connection sensor circuit.

3. a kind of sensor of connection external power adapter for commodity anti-theft according to claim 2, feature It is, including connector to be configured as the direct or indirect commodity that are connected to, and can power to the commodity.

4. a kind of sensor of connection external power adapter for commodity anti-theft according to claim 3, feature It is the connection sensor circuit, is configurable for whether induction connector is connected to commodity.

5. a kind of sensor of connection external power adapter for commodity anti-theft according to claim 2, feature It is the current-sensing circuit, the electric current being configurable between induction commodity and power supply adaptor whether there is.

6. a kind of sensor of connection external power adapter for commodity anti-theft according to claim 1, feature It is that the sensor is connected to alarm, and the alarm is configured as connecting with the sensor circuit, for receiving The safety signal of the sensor.