CN212675657U - Safety device for commodity anti-theft - Google Patents

Abstract

The utility model provides a safety device for commodity theft prevention, which comprises a sensor and a warning device; a sensor configured to be directly or indirectly connectable to the article for detecting an article security status; the warning device comprises a warning circuit, a control circuit and a circuit board, wherein the warning circuit comprises a buzzer and an elastic conductive component, and the elastic conductive component is configured to be used for electrically connecting the buzzer with the circuit board; the control circuit is configured to trigger a buzzer alarm in the alarm circuit in response to the sensor being damaged and/or the article being illegally removed. The utility model discloses a conductive sponge replaces traditional wire, has removed the welding process of bee calling organ and circuit board from, has reduced the wire and has walked the line, has simplified production technology to, conductive sponge is because the material characteristic of itself has great compression ratio, can let commodity anti-theft device accomplish very thin, has expanded commodity anti-theft device's application scope.

Description

Safety device for commodity anti-theft

Technical Field

The utility model relates to a commodity theftproof field.

Background

With the development of commodity experience type services, the display and experience functions of commodities are more opened to purchasers or potential purchasers, and meanwhile, the requirement for commodity theft prevention is continuously increased. On the one hand, the various requirements of the experience person are met as much as possible, all functions of the commodity and the side which is the most good and convenient are displayed to the experience person as much as possible, on the other hand, the possible stealing behaviors of the person who is in good care are prevented, and the hidden danger that the commodity is possibly stolen in the displaying and experiencing process is reduced or even eliminated as much as possible.

The anti-theft behavior is that staff's commodity in experiencing the place is perhaps in unsafe state through audible and visual alarm suggestion usually, especially sound is given first place, present alarm device adopts bee calling organ usually, in case commodity is detected by the sensor and is probably in unsafe state, give bee calling organ through circuit board transmission signal, trigger its warning, that is to say, must have the electricity to be connected between bee calling organ and the circuit board, thereby traditional alarm device's way is to get the electricity and receive alarm signal with bee calling organ through the wire welding on the circuit board.

With the development of the industry, the requirements on the appearance and the applicability of the anti-theft device are higher and higher, so that the shape and the size of the anti-theft device are changed along with the updating of products, the thickness of the anti-theft device cannot be reduced generally due to welding and a conducting wire in the connection method of a buzzer in the traditional alarm device, and the traditional method has great influence when a thinner anti-theft device is needed.

Disclosure of Invention

The utility model aims to solve the technical problem that a safety device for commodity theftproof is provided, can overcome the problem in the background art.

The utility model provides a technical scheme that technical problem adopted is:

a security device for merchandise theft prevention, comprising,

a sensor and a warning device;

the sensor is configured to be directly or indirectly connectable to the article for detecting an article security condition;

the warning device comprises an alarm circuit, a control circuit and a circuit board, wherein the alarm circuit comprises a buzzer piece and an elastic conductive component, and the elastic conductive component is configured to be used for electrically connecting the buzzer piece and the circuit board; the control circuit is configured to trigger a buzzer alarm in the alarm circuit in response to the sensor being damaged and/or the article being illegally removed.

Further, the elastic conductive component comprises one or more of conductive sponge, conductive rubber and conductive spring.

Furthermore, the contact surface of the circuit board and the elastic conductive component is provided with corresponding electric contact points for contacting and conducting a circuit with the elastic conductive component.

Furthermore, the elastic conductive component is contacted with the upper electrode of the buzzer and used for conducting a circuit with the buzzer.

Further, the sensor is configured to be capable of connecting to the alert device for communication by wired and/or wireless means.

Further, the warning device comprises a first communication interface, and the first communication interface is configured to communicate with an external device in a wireless or wired mode so as to respond to the alarm cancellation.

Further, the alert device includes a power source configured to provide power for operation of the alert device.

Further, the power supply comprises a built-in battery and/or an external input power supply.

Further, the warning device is configured to be operatively mounted to the support surface, and further comprises a detection sensor configured to alert the device of a connection to the support surface;

furthermore, the connection mode of the warning device and the supporting surface comprises a glue mode and/or a fastener mode.

The utility model has the advantages that: the utility model discloses a conductive sponge replaces traditional wire, has removed the welding process of bee calling organ and circuit board from, has reduced the wire and has walked the line, has simplified production technology to, conductive sponge is because the material characteristic of itself has great compression ratio, can let commodity anti-theft device accomplish very thin, has expanded commodity anti-theft device's application scope.

Drawings

Fig. 1 is an overall outline view of the present invention.

Fig. 2 is an exploded view of the present invention.

Fig. 3 is an exploded view of the present invention from another perspective.

Fig. 4 is a schematic diagram of the external power supply of the present invention.

Fig. 5 is an application scene diagram of the present invention.

Fig. 6 is an alarm circuit diagram of the present invention.

Fig. 7 is a control circuit diagram of the present invention.

Fig. 8 is a circuit diagram of the charging alarm detection circuit of the present invention.

Fig. 9 is a circuit diagram of a first communication interface according to the present invention.

Detailed Description

The invention will be further described with reference to the following drawings in the form of specific embodiments.

In order to make the technical background and application scenario of the present invention better understood by those skilled in the art, some technical terms involved in the above embodiments are first explained:

anti-theft commodityThe merchandise theft prevention in the present invention is particularly directed to some merchandise, such as electronic products, which need to be functionally displayed to purchasers or potential purchasers, some functions of these merchandise need to be known by users in use, these merchandise usually have some man-machine interactive interfaces, the exhibited person can contact and exemplarily or exponently use all or part of the functions of these merchandise in a certain range, so as to know the performance of the merchandise, in the industry, this merchandise with functional display requirement is sometimes also referred to as merchandise with experience requirement, that is, the exhibited person can operate and experience the merchandise being displayed in a limited condition and range, therefore, these merchandise can be directly contacted by the experienced person, and the experienced person can be in a limited range of the seller or the merchandise owner, e.g. in a sales locationHowever, these goods cannot be taken to the field of experience, and due to the ownership of the displayed goods, they are also attributed to the seller or the goods holder, so that it is necessary to take anti-theft measures, which do not limit the use of the experience but only limit the experience to take them away from the field, and even in some cases, these anti-theft measures need to consider not hindering the use of the experience as much as possible, so that they can obtain better use experience, which is different from the concept of anti-theft in the field of sales.

Safe/non-safe statesThe state of security or non-security in the present invention refers to the state of the displayed merchandise, especially refers to the state of relationship between the displayed merchandise and the anti-theft device when the anti-theft device is installed, generally speaking, the merchandise is in the state that we consider it not to be stolen, called the security state, we consider the possible stolen state, called the non-security state, whether the anti-theft measure is intact, whether the displayed merchandise is under the protection of the anti-theft measure, if so, we consider it is the security state, if not, we consider it is the non-security state, that is, this security or non-security state can be the one relative to the anti-theft measure, for example, the anti-theft measure is to keep the displayed merchandise connected with the charging interface all the time, then the sensor detects the charging interface, whether it is connected with the merchandise all the time, if yes, the system is in a safe state, and if the connection is disconnected, the system is in a non-safe state; or if the anti-theft measure is to keep the commodity in a charging state all the time, the sensor detects whether the charging cable of the commodity keeps power transmission, if so, the charging cable is in a safe state, and if not, the charging cable is in a non-safe state; or, if the anti-theft measure is that the commodity is clamped by the clamping device, the sensor detects whether the commodity is in the clamping space or whether the commodity is in contact with or installed on the clamping device, if so, the commodity is in a safe state, and if not, the commodity is in a non-safe state; and so on.

Monitoring deviceThe monitoring device of the utility model can be packagedIncluding conventional article surveillance devices such as a burglar alarm, a surveillance unit, an alarm, etc., and may also include other article security related devices such as the aforementioned sensors or connectors, the monitoring device may be configured to monitor the article security system, such as the aforementioned sensors, the monitoring device may send out a security signal, may receive the security signal from other devices, and may perform an alarm operation according to the security signal, for example, the device may be an alarm or a buzzer.

Sensor with a sensor elementThe sensor of the present invention is a sensor for sensing a signal or a state, and the sensor is used for merchandise security, i.e. merchandise theft prevention, and the sensor of the present invention can be a sensing circuit, a device with a sensing element, or an element with a sensing function integrated on a connector, and the sensor can sense the signal and determine whether the merchandise is in a safe state or not through the signal. In the present invention, the sensor may be connected to the commodity. In fact, in the field of theft protection of goods, sensors are a widely used prior art, and generally speaking, elements capable of sending out a security signal indicating whether goods are in a safe or non-safe state may be called sensors.

Alarm device/siren/alarmIn the field of merchandise theft prevention, an alarm device is also a common theft prevention device, the alarm device is mainly used for performing alarm operation according to a safety signal sent by a monitoring device/a sensor/a cable and the like, a typical example of the alarm device is an alarm for sending an alarm prompt sound to prompt staff in a sales place that a merchandise may be in a safe or non-safe state. Generally speaking, this kind of alarming function of alarm device can be said to send alarm signal, and alarm signal for example warning prompt tone still can include light signal sometimes, is called audible-visual annunciator, the utility model discloses do not make improvement to the function and the principle of alarm device, the utility model discloses the improvement is circuit element and structure among the alarm device.

Safety deviceThe device is mainly used for judging whether the commodity is in a safe state or not, and if not, sending a corresponding safety prompt, such as an alarm or a safety signal. This device can be an independent hardware, also can be with other components, for example the overall structure that sensor and alarm device combined, and safety device's main function plays certain effect in certain link or certain several links of guaranteeing commodity safety, as long as can play the device of this kind of effect, we can all be called the utility model discloses a safety device to safety device is a concept for being known and applied in the trade in commodity theftproof field, the utility model discloses do not change safety device's function and principle, only provide a structural safety device that has changed.

In the embodiment shown in fig. 1-5, the safety device of the present invention comprises a sensor and warning device 2; the sensor may be a touch sensor, which is used to send a signal when the sensor is detached, or a rechargeable sensor as shown in fig. 5, which is connected to the product 100 through the charging head 1 by a cable, and then a charging alarm circuit as shown in fig. 8 is used to detect whether the product 100 is in a safe state.

Preferably, as shown in fig. 5, the warning device 2 can be mounted on a supporting surface, such as a table top 200, a contact sensor can be further disposed at the joint of the warning device 2 and the table top 200, such as position a shown in fig. 3, which can allow the installation of a contact sensor, which can have a contact switch exposed from a small hole at position a, when the warning device is 2 times mounted on the table top 200, the contact switch is pressed to turn on a contact alarm circuit of the warning device, and inside the warning device, the contact sensor can be connected to a circuit board in the warning device 2, and transmits an alarm signal through the circuit board, and when the warning device 2 is removed without authorization, the alarm can be triggered. It should be noted that the touch sensor is used to detect whether the device is removed or not, which is a conventional technique in the field of merchandise theft prevention.

Preferably, the warning device 2 and the table top can be fixedly connected by a fastener or an adhesive, for example, a layer of adhesive (3M adhesive) can be disposed at the bottom of the warning device 2 and adhered to the table top 200, or fastened by screws, and this fastening form can also refer to the method in the prior art.

The functional structure of the warning device 2 includes an alarm circuit, a control circuit and a circuit board 23, the alarm circuit and the control circuit can be integrated or connected to the circuit board 23 and installed in the box body of the warning device 2, as shown in fig. 3-4, the box body of the warning device 2 can include an upper cover and a lower cover, and the alarm circuit, the control circuit and the circuit board 23 can be placed in the box body after the cover is closed.

The alarm circuit also comprises a buzzer 21 and an elastic conductive component 22 in terms of hardware, wherein the elastic conductive component 22 can be used for electrically connecting the buzzer 21 and a circuit board 23 (replacing the traditional cable welding); the elastic conductive elements 22 may be disposed in pairs, for example, one of the two elastic conductive elements 22 is for positive electrode contact and the other is for negative electrode contact, the elastic conductive element 22 may be pressed between the circuit board 23 and the buzzer 21 to form a conductive loop for the two, since the surface of the elastic conductive element 22 itself has a certain friction force, and a mounting concave area 24 for limiting the buzzer 21 may be further disposed on the inner surface of the upper cover of the warning device 2, when the upper cover 26 and the lower cover 27 are covered together, the buzzer 21, the elastic conductive element 22 and the circuit board 23 may be pressed together, corresponding electrical contact points are respectively disposed on the contact surfaces of the circuit board 23 and the elastic conductive element 22, the buzzer 21 is provided with an electrode at the contact position with the elastic conductive element 22 for conducting a circuit with the elastic conductive element 22, the buzzer 21 and the circuit board 23 are respectively disposed on the upper and lower sides of the elastic conductive element 22, the buzzer 21 and the circuit board 23 are electrically connected, and the structure avoids wire welding, so that the whole thickness of the warning device 2 is greatly reduced, structural interference caused by wire routing in the warning device is also avoided, and the schematic diagram of the warning circuit is shown in fig. 6.

Preferably, the elastic conductive member 22 may be one or a combination of two or more of a conductive sponge, a conductive rubber, and a conductive spring.

Preferably, the warning device 2 may further include a power source, which may be a built-in battery or an external input power source, and when a built-in battery is used, the built-in battery 25 may be mounted on the circuit board 23 and enclosed together between the upper cover and the lower cover as shown in fig. 2; when an external input power supply is adopted, power can be taken from the outside through the cable 3 shown in fig. 4 to supply power to the warning device 2 and the components thereon.

The utility model discloses in, can adopt on circuit board 23 as shown in fig. 7 control circuit, pin 7 in fig. 7 is connected to in the alarm circuit shown in fig. 6 the utility model discloses in, control circuit can respond to the sensor and be destroyed and/or the commodity is triggered buzzer warning in the alarm circuit when being illegally removed, and the sensor can adopt as shown in fig. 8 charging alarm detection circuit, and charging alarm detection circuit can correspond two interfaces J1 and J2 of warning device 2 respectively, and charging alarm detection circuit's pin 3 inserts control circuit's pin 5 and pin 6 respectively for transmit alarm signal.

Preferably, in the utility model discloses in, the sensor can also be connected with warning device through wireless mode in order to communicate, for example the sensor can transmit alarm signal to control circuit through wireless mode.

Preferably, the warning device 2 may further include a first communication interface J3 as shown in fig. 9, the first communication interface J3 and the pin 8 of the control circuit may communicate to respond to the alarm cancellation, in the scenario as shown in fig. 5, the warning device 2 may be cancelled by the remote controller 4, it should be noted that the principle of contact alarm and alarm cancellation by the controller is a conventional technical means in the field of commodity theft prevention, and the present invention may directly adopt the mode in the prior art.

Claims (10)

1. A security device for preventing the theft of commodities is characterized by comprising,

a sensor and a warning device;

the sensor is configured to be directly or indirectly connectable to the article for detecting an article security condition;

the warning device comprises an alarm circuit, a control circuit and a circuit board, wherein the alarm circuit comprises a buzzer piece and an elastic conductive component, and the elastic conductive component is configured to be electrically connected with the buzzer piece and the circuit board; the control circuit is configured to trigger a buzzer alarm in the alarm circuit in response to the sensor being damaged and/or the article being illegally removed.

2. The security device of claim 1, wherein the resilient conductive member comprises one or more of a conductive sponge, a conductive rubber, and a conductive spring.

3. The security device of claim 1, wherein the contact surface of the circuit board and the resilient conductive member has corresponding electrical contacts for contacting the resilient conductive member to complete the electrical circuit.

4. The security device of claim 1, wherein said elastic conductive member contacts with an electrode on the buzzer for conducting a circuit with the buzzer.

5. The security device of claim 1, wherein the sensor is configured to communicate with the alert device via wired and/or wireless connection.

6. The security device of claim 1, wherein the alert device comprises a first communication interface configured to communicate with an external device via wireless or wired means in response to disarming the alarm.

7. The security device of claim 1, wherein the alert device comprises a power source configured to provide power for operation of the alert device.

8. The security device of claim 7, wherein the power source comprises a built-in battery and/or an external input power source.

9. The security device of claim 1, wherein the alarm device is configured to be operably mounted to a support surface, further comprising a detection sensor configured to detect a connection of the alarm device to the support surface.

10. A security device according to claim 9, wherein the means for attaching the warning device to the support surface comprises adhesive and/or fasteners.

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