CN210466611U - Clamping type sensor for commodity anti-theft - Google Patents

Abstract

The utility model provides a clamp-type sensor for commodity theftproof, including cable and clamping device, clamping device includes jam plate, detection switch and switch preforming, and the jam plate is configured to including locking and release two kinds of states, and when the jam plate was in the lock state, clamping device was configured to be able to the centre gripping commodity, and through commodity extrusion switch preforming, switch preforming extrusion detection switch made the detection switch be in the compression state; when the locking plate is in a release state, the commodity can be released from the clamping device, and the detection switch is in a non-compression state at the moment; one end of the cable can be connected to the holding device and the other end can be directly or indirectly connected to a monitoring device for theft prevention of the article. The utility model discloses a wrist strap and contact switch have been cut off to the form of switch preforming, have avoided the problem that aperture on the wrist strap probably leads to, and, the utility model discloses a clamping device can also adjust the thickness, the wrist strap of the different thickness of adaptation or the different positions of adaptation wrist strap.

Description

Clamping type sensor for commodity anti-theft

Technical Field

The present invention relates to an anti-theft device for commodities, and more particularly to an anti-theft device that can be fixed to a commodity.

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. How to satisfy experience person's various user demands as far as possible, thereby show all functions and the most good convenient one side of commodity to experience person, the behavior of stealing that the bad person of care probably exists is simultaneously prevented again, it exists at show and experience in-process to reduce as far as possible or even stop commodity, hidden danger stolen possibly, under such industrial environment, the commodity theftproof trade is produced at will, among the prior art more common commodity theftproof adopt with commodity contact or the anti-theft device who is connected, when commodity probably is in stolen risk, anti-theft device can send out the police dispatch newspaper or send alarm command to the alarm, with the staff in the suggestion show place.

Common display goods in the prior art usually comprise a tablet personal computer, a notebook computer, a mobile phone and the like, such products usually have a large flat surface, which is beneficial to the arrangement of a goods anti-theft device, but along with the development of the technology of the electronic products, more and more non-electronic products can appear in the form of electronic products, such as a watch, or the varieties of the electronic products themselves are also increasing continuously, such as an electronic bracelet, and the products have the characteristics that the overall shape is irregular, the large flat surface is not available, which is obviously not beneficial to the arrangement of the traditional goods anti-theft device, if the goods anti-theft device needs to be fixed on such products, the anti-theft effect can be achieved, and the products need to be subjected to special structural design.

Since the functional part (such as a watch core) of the bracelet or watch has a small surface and is not suitable for being combined with the anti-theft device, the anti-theft device is combined on a non-functional part, such as a wrist strap as a wearing part, but the wearing part is usually designed with a perforation for facilitating wearing and taking off, and unevenness of the perforation inevitably affects the sensitivity and effectiveness of the anti-theft device.

Disclosure of Invention

The utility model aims to solve the technical problem that, to the special shape at the wrist strap position of wrist-watch and bracelet, provide a formula of pressing from both sides sensor that is used for commodity theftproof.

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

a clip-on sensor for preventing the theft of commodities,

comprises a cable and a clamping device, wherein the cable is connected with the clamping device,

the clamping device comprises a locking plate, a detection switch and a switch pressing sheet, wherein the locking plate is configured to be in a locking state and a releasing state, when the locking plate is in the locking state, the clamping device is configured to be capable of clamping a commodity, the switch pressing sheet is pressed by the commodity, and the switch pressing sheet further presses the detection switch to enable the detection switch to be in a compression state; when the locking plate is in a release state, the commodity can be released from the clamping device, and the detection switch is in a non-compression state at the moment;

the cable can be connected to the clamping device at one end and can be directly or indirectly connected to a monitoring device for commodity theft prevention at the other end, and is configured to trigger the monitoring device to alarm and/or send out a warning signal when the detection switch is converted from a compression state to a non-compression state without authorization.

The utility model discloses in, clamping device can be by fixed combination to the commodity, usually on the fixed certain part that combines the commodity, has certain space in the middle of the clamping device, can hold some commodity or the commodity of certain thickness, after clamping device centre gripping commodity, commodity can fill up the space in the middle of the clamping device through self or its some thickness to extrude or oppress switch preforming and detection switch.

The utility model discloses in, detection switch includes compression state and non-compression state, and detection switch's compression state and non-compression state can be adjusted through the jam plate, and under the unauthorized condition, if detection switch is in non-compression state, can think commodity is in the non-safety state usually, need send corresponding signal; if the detection switch is removed under the authorized state, the monitoring device does not give an alarm, for example, when a worker receives the alarm, the connection between the cable and the monitoring device can be disconnected, and the sensor does not send an alarm signal to the monitoring device.

In some preferred modes, the detection switch can adopt a contact switch, and the cable can be connected to the contact switch, and when the cable is connected to the monitoring device or connects the electricity, a contact switch loop is formed, namely the utility model provides a theftproof detection loop, the theory of operation of contact switch loop is: when the contact switch is pressed, the loop is in a connected state, the monitoring device cannot send out an alarm or warning signal at the moment, and when the contact switch is bounced open, the circuit is disconnected, and the monitoring device sends out an alarm or warning signal at the moment. It should be noted that, contact switch's usage and theory of operation have obtained more general application in the commodity theftproof field, the utility model discloses do not change contact switch's theory of operation, also need not individual alarm circuit who changes among the monitoring device, the utility model discloses the part that improves is to the special shape design one kind of sensor structure that is suitable for contact switch to arrange of wrist-watch bracelet.

In some preferred modes, the warning signal includes a safety signal and a prompt signal, the safety signal may be sent when the article is in an unsafe state, for example, the article may be stolen, the prompt signal may be sent under a condition of poor connection, at this time, the article may not be at risk of being stolen, but the sensor or the monitoring device may have a condition of abnormal operation, for example, the connection signal may be interrupted due to the cable being partially damaged, at this time, the condition of poor connection may be considered. It should be noted that, no matter be safety signal or prompt signal, all be the prior art in commodity theftproof field, the utility model discloses do not change the type of signal, signal trigger can realize through conventional warning circuit's closure, the utility model discloses do not change signal trigger principle yet, the utility model discloses only provide a warning signal's application scene.

Further, when the holding device holds the commodity, the switch pressing piece is arranged between the commodity and the detection switch. In some modes, the switch pressing sheet plays a role in separating and filling the gasket, the switch pressing sheet can not extrude the detection switch, and the detection switch can be pressed only by extruding the switch pressing sheet through the clamping device and the commodity. In some ways, the switch pressing piece can transmit pressure to the detection switch, so that the detection switch can be pressed, and in some ways, the switch pressing piece can improve the sensitivity and accuracy of the pressed detection switch.

Further, the switch blade is configured to be removably mounted to the holder, and in some preferred forms, the switch blade is also removable from the holder, and in some preferred forms, the switch blade is removably mounted to the holder by its own structure.

Further, the locking manner of the locking plate includes at least one of fastener locking, snap locking, slide locking or rotation locking. In some preferred modes, the clamping device is used for locking and clamping the commodity through the locking plate. In some preferred modes, the fastener lock comprises a screw nut lock, in some preferred modes, the fastener lock comprises a rivet lock, in some preferred modes, the fastener lock comprises a pin lock, in some preferred modes, the snap lock comprises a buckle device, the buckle device is installed on the lock plate, in some preferred modes, the buckle device is respectively installed on the clamping device and the lock plate, in some preferred modes, the lock plate is configured to enable at least one side of the clamping device to rotate to realize the rotation lock, in some preferred modes, the lock plate is configured to be capable of sliding along the clamping device to realize the sliding lock, and in some preferred modes, when the rotation lock or the sliding lock is carried out, the clamping device is provided with a positioning structure of the lock plate.

Further, the adjusting device is further included and is configured to adjust the locking plate to be suitable for commodities with different thicknesses. In some preferred forms, the adjustment means is capable of adjusting the relative distance between the locking plate and the clamping means to accommodate different thicknesses.

Further, the sensor also comprises a limiting device which is configured to limit the moving range of the switch pressing sheet in the clamping device.

Further, the sensor further comprises a connector connectable to a charging interface of the article of merchandise, configured for supplying power to the article of merchandise. In some preferred forms, the connector may be connected to a cable, in some preferred forms, the connector may include a charging connector, in some preferred forms, the charging connector may be coupled to a charging interface of the merchandise, and in some preferred forms, the charging connector may be selected according to a type of the charging interface of the merchandise, for example, a charging connector such as Micro USB, Lightning, DC, TypeC, or the like.

Further, the clamping device comprises an anti-slip and/or anti-drop structure for preventing the goods from dropping off. In some preferred modes, the clamping device is provided with an anti-skid structure, the anti-skid structure can adopt anti-skid strips or anti-skid reinforcing ribs, in some preferred modes, the anti-skid structure is arranged on the lock plate,

in some preferred modes, the locking plate can be provided with a curved surface which is concave inwards, or the inner surface of the locking plate can be provided with a certain convex radian, so that the anti-skidding and anti-falling effects can be achieved, and meanwhile, the extrusion effect can be ensured.

Further, the sensor also includes a cable protection structure. In some preferred forms, the cable is configured to be connectable to the clamping device, and a cable protection device is provided at the connection of the cable and the clamping device to prevent the cable from being easily damaged by frequent rotation or twisting.

Further, the sensor includes an indicator light for indicating the operating state of the sensor. The pilot lamp can adopt the lamp of conventional small square or small circle punctiform, can change colour by monochromatic or red yellow green, can be used for instructing operating condition, and the pilot lamp is also the conventional technique in this field the utility model discloses in, the pilot lamp is an application scene, the utility model discloses do not improve pilot lamp and connection structure.

The utility model has the advantages that: the utility model designs a clamp type sensor aiming at the product of the watch bracelet, which can be clamped at the non-functional part (the wrist strap part) of the watch bracelet, does not affect the experience effect of the watch bracelet as the exhibit, the clamping type burglar alarm can ensure the safety of the commodity because the wrist strap is always combined with the commodity, more importantly, the wrist strap is generally provided with small holes for realizing the buckle, and in order to adjust the size of the wrist strap when being worn, the small holes are generally distributed on the wrist strap relatively evenly, the wrist strap has a certain thickness, if the commodity anti-theft device adopts the contact switch, the contact switch is easy to align with the small holes because the volume is small, and enters the small holes, which can cause the mistaken bouncing of the contact switch to lead to anti-theft misreport, the utility model adopts the form of the switch pressing sheet to cut off the wrist strap and the contact switch, the above-mentioned problem that the aperture on the wrist strap probably leads to has been avoided, and, the utility model discloses a clamping device can also adjust the thickness, the wrist strap of the different thickness of adaptation or the different positions of adaptation wrist strap.

Drawings

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

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

Fig. 3 is an exploded view of another angle of the present invention, showing the inner surface structure of the locking plate.

Fig. 4 is a schematic diagram of the present invention connected to a monitoring device.

Fig. 5 is an assembly schematic of the invention incorporated into a commercial product.

Fig. 6 is an application scene diagram of the present invention.

Fig. 7 is another application scenario diagram of the present invention.

Detailed Description

The following detailed description of the embodiments of the present invention is provided in connection with the accompanying drawings, and it should be noted that the embodiments are only specific illustrations of the present invention, and should not be construed as limitations of the present invention.

The technical terms related to the present invention are first explained with reference to the embodiments, and the terms are explained to enable those skilled in the art to more accurately understand the technical solution of the present invention, and do not necessarily limit the protection scope of the present invention.

Anti-theft commodity

The commodity anti-theft of the present invention refers to the narrow commodity anti-theft, that is, the anti-theft of the displayed commodity mentioned in the background art, and may also be called as the showpiece anti-theft, and generally refers to the places with commodity display requirements, the commodity display generally refers to the display of electronic products, such as mobile phones, tablets, etc., some functions of these commodities can be known by the user only when they are used, these commodities generally have some man-machine interactive interfaces, the exhibited person can contact and use all or part of the functions of these commodities exemplarily or demonstratively within a certain range, thereby understanding the performance of the commodities, in the industry, sometimes the commodity with functional display requirements can be called as the commodity with experience requirements, that is, the exhibited person can operate and experience the commodity to be displayed within the limited conditions and range, thus, the items are directly accessible to the experiencer, and the items themselves are portable and portable, therefore, the product has a great risk of theft, which necessitates anti-theft measures during the display process of the product, these anti-theft measures do not limit the use of the experiencer, but only limit the ability of the experiencer to take it away from the location, and even in some cases, these anti-theft measures also need to be considered as far as possible not to hinder the use of the experiencer, so that they can obtain a better use experience, this kind of take anti-theft measure and prevent that the commodity in show or experience is stolen and the technique or the trade that will minimize anti-theft measure to the influence that the commodity was experienced is one of commodity theftproof, also is the field that the utility model discloses the basis, this is different from the personal guard against theft (EAS) of article among the sales of volume vendor. The utility model provides an exhibit is the more special a kind of electronic product of shape, for example electronic watch, intelligent bracelet etc. and this kind of product has cyclic annular position usually, and if do not have support piece can't rely on self shape to satisfy the show demand that the function faced upwards.

Cable with a flexible connection

The cable is a concept of connection and/or transmission in the present invention, in some cases, the cable may be a purely mechanical connection, connecting two objects, in some cases, the cable may provide power transmission (strong current) to establish power connection for two parties connected by the cable, one party may provide power to the other party, or both parties may have power to transmit each other, in some cases, the cable may provide data transmission (including weak current) to provide power and data connection for two parties connected by the cable, one party may provide power or transmit data signals to the other party, or both parties may have power and data signals to transmit each other, in some cases, the power of the transmission line in the cable may be used as an induction loop, i.e. a determination factor for detecting whether the cable is on or off, for example, when there is power transmission in the cable, the sensing loop can be considered to be smooth, the cable is in a normal connection state, at the moment, if the cable is connected with the commodity and the anti-theft host machine, the commodity can be considered to be in a safe state, or when signals are transmitted in the cable, the sensing loop can also be considered to be smooth, the cable is in a normal connection state, at the moment, if the cable is connected with the commodity and the anti-theft host machine, the commodity can be considered to be in a safe state, under the condition, the cable can play a sensing role and equivalently play a part of a sensor, and the cable at the moment can be used as a part of the sensor. In fact, the effect of cable in this theftproof field is the commonly used technical means in this field too, the utility model discloses do not relate to the structure of cable itself and the improvement of function, the utility model discloses only provide some application scenarios to the cable that is used for commodity theftproof.

Warning signal

In the utility model, the warning signal can be some signals which are common in the field of commodity theft prevention, such as a safety signal, an alarm signal, etc., and the signal can be a very simple signal whether the current is on or off, for example, whether the current exists on the conductive cable rope or not can be used as a safety signal, or whether the connector is connected to the commodity or not, and can also be used as a safety signal, a safety signal and a warning signal, and the safety signal and the warning signal are only used for transmitting a prompt signal whether the commodity is in a safety state or not to the alarm, the alarm triggers the alarm according to the warning signal, in prior art, the electric current break-make triggers the warning, perhaps connects whether to trigger the warning, all is conventional technical means, the utility model discloses do not make the improvement to the alarm rule of alarm or safety signal, alarm signal's sending mode, the utility model discloses the warning signal among the prior art can be used to the modified in some scenes only.

Security signal

Security signals are also a well-known concept in the field of article surveillance, when an article is in an unsecured state, some components in an article surveillance system will send out a security signal, which may be a sensing signal or an electrical signal or a digital signal, which may be triggered by many methods/events in the prior art, for example, the event may be a physical disconnection or a circuit disconnection, the triggering method may be sensing by the sensing component, the sensing signal is transmitted to the corresponding device, the corresponding device can send out a security signal according to the most basic logic judgment (yes/no) after receiving the sensing signal, in the field of article surveillance, the general triggering method may be disconnection, disconnection charging, detachment from an installed component, or destruction in a certain set manner, may trigger the generation of a security signal, which is conventional in the art.

Sensor with a sensor element

The sensor often is used for certain signal of perception or certain state of perception, the utility model provides a sensor is exclusively used in commodity theftproof, and the sensor in the commodity theftproof can be an induction line, also can be a device that has inductive element, also can be the integrated component that has the response function on the connector, and its effect is exactly, can the sensing signal, distinguishes through this signal whether show commodity is in safe state. The sensor of the present invention is a unitary structure, and a portion of the sensor may have an inductive function, such as the conductive cable described above, and may be attached to a commodity. The sensor is a more extensive prior art of application, and the sensor can be only a components and parts (sensor) that has the sensing function, and the sensor also can be a device that has the structure, and this device can sensing or certain signal of transmission, for example the above-mentioned safety signal in the utility model discloses in, the sensor is the device that has included specific structure, and it can have the function that can send safety signal or warning signal, but the utility model discloses do not improve the function of sensor as signal transmission, the improvement is the structural style of sensor.

Connector with a locking member

The connector can be used for connecting parts, the connector can be inserted or inserted in the connecting part, namely, a plug and a socket are included, the connector can have a charging function, for example, in the form of a charging head, can be matched with a charging interface of a commodity, can also be in a pure structure form, and can be connected with a cable or in a separate form, and when the connector is connected with the cable, the connector can also be used as a part of an induction loop on a sensor. The utility model discloses do not change the structure and the theory of operation of connector itself, the utility model discloses can directly adopt the connector among the prior art to combine to the utility model discloses an in the structure.

Authorized/unauthorized

In the present invention, the unauthorized is relative to the authorized, because in the field of merchandise theft prevention, there are two ways of locking and unlocking, during the merchandise being displayed or used, it should be usually in the locked state, in which the merchandise will not be stolen, but besides the theft, the merchandise may be actively removed from the theft prevention device by the merchant, for example, when a certain merchandise is released from the market and is not displayed any more, the corresponding exhibit will be removed, which relates to the replacement of the merchandise, or when the merchandise has quality problem and needs to be repaired, it may be removed from the theft prevention device, when the merchandise is replaced or repaired, the merchandise will be removed from the theft prevention device by the staff (merchant) with authority, at this time, the connection between the merchandise and the theft prevention device will be released, for example, the connector will be removed from the merchandise, in this case we call authorized, and vice versa unauthorized. Authorization or non-authorization is a concept that is relatively well known and frequently used in the field of merchandise theft prevention.

Monitoring device

The monitoring device of the present invention may include a conventional article surveillance device, such as a burglar alarm, a surveillance host, an alarm, etc., and may also include other devices related to article security, such as the aforementioned sensor or connector, the monitoring device may be used to monitor devices in an article security system, such as the aforementioned sensor, the monitoring device may send out a security signal, may receive the security signal by other devices and perform an alarm operation according to the security signal, for example, the device may be an alarm or a buzzer. The utility model does not change the structure and the working principle of the monitoring device, and the monitoring device in the prior art can be directly adopted to be combined into the structure of the utility model; and the monitoring device itself does not belong to the scope of protection claimed by the present invention.

Detailed description of the preferred embodiments

Reference is made to figures 1-3 of the drawings.

The utility model discloses a sensor includes clamping device 1 and cable 2, and clamping device 1 further includes centre gripping base 11, jam plate 12, switch preforming 13 and detection switch 14, and as a preferred, detection switch 14 can adopt the contact switch, can be pressed or pop out, and what need explain is that the contact switch can adopt the type on sale, the utility model discloses do not improve to this.

Preferably, the locking plate 12 can be mounted to the clamping base 11 by the fastener 3 to form a clamping space for the goods. As a preselection, the switch pressing sheet 13 may be disposed in the clamping space, preferably, the switch pressing sheet 13 may be made of a thin plastic material, and has a light and thin texture, so as to ensure that the switch pressing sheet 13 may be naturally jacked up by the detection switch 14 without pressing the detection switch 14 by its own weight when the commodity is not installed, and the switch pressing sheet 13 may press the detection switch 14, when the commodity is installed, the clamping space may be filled up due to the fact that the commodity has a certain thickness, and the switch pressing sheet 13 may be pressed by a volume space occupied by the thickness of the commodity itself, so that the switch pressing sheet 13 presses the detection switch 14, thereby establishing an anti-theft mechanism.

In this embodiment, two mounting portions 111 protruding upward are respectively provided at both ends of the clamping base 11, a recessed area 112 is provided between the two mounting portions 111, and the locking plate 12 is connected to the mounting portions 111 by the fastening member 3, so that a clamping space for accommodating goods is formed in the recessed area 112.

Preferably, the mounting hole 131 of the switch pressing piece 13 is formed in one of the mounting portions 111, and the mounting pin 132 capable of being inserted into the mounting hole 131 and being clamped is formed on one side of the switch pressing piece 13, so that the switch pressing piece 13 can be mounted on the clamping base 11, and preferably, the mounting pin 132 is provided with a gap 1321, and the width of the gap 1321 is slightly smaller than the width of the mounting hole 131, so that the switch pressing piece 13 can move up and down within a range limited by the mounting hole 131 after being mounted, for example, be jacked up or pressed down, that is, the mounting hole 131 provides a moving space for the switch pressing piece 13 and limits the moving space. When the holder device 1 is empty-fitting, the switch blade 13 may be lifted by the detection switch 14 as shown in fig. 1.

Preferably, the fastening member 3 may be a screw or a screw, and the thickness of the clamping space may be adjusted by fixing the height of the screw or the screw, for example, outwardly screwed a little or inwardly screwed a little, so as to match commodities with different thicknesses. Preferably, a spacer can also be provided between the mounting location 111 and the lock plate 12 to accommodate thickness adjustment.

Preferably, as shown in fig. 3, the locking plate 12 itself may be configured to have a certain curvature towards the clamping space, so as to enable the clamping of the commodity to be firmer, and as a preferred, the side surface of the locking plate 12 facing the clamping space may be provided with a skid-proof strip 121, so as to play a role in skid-proof and anti-drop for the commodity.

Preferably, the inner surface of the grip base 11 is provided with a detection switch hole 113 for allowing the detection switch 14 to be extended, and preferably, the detection switch hole 113 is provided in the recessed area 112, the detection switch 14 protrudes from the detection switch hole 113 in a non-mounted state, the detection switch 14 is pressed into the detection switch hole 113 after the commodity is mounted, and the alarm circuit is connected when the detection switch 14 is in a pressed state.

Preferably, as shown in the figure, the cable 2 may be connected to the clamping base 11, a cable protection device 21 is disposed at a connection position of the cable 2 and the clamping base 11, the connection position is a position which is often bent, and the cable protection device 21 is disposed to effectively protect the connection position and prolong the service life of the cable. As an optimization, can set up chip or circuit board in the centre gripping base 11, cable 2 can realize the electricity through circuit board and contact switch and connect, it needs to explain that, no matter be chip or circuit board, its and cable and contact switch's connection is conventional technique, the utility model discloses can adopt the connected mode of the circuit board among the prior art completely, do not do any change, only select the circuit board of suitable size to come the adaptation the utility model discloses a centre gripping base 11 can, in addition, also can not be through circuit board or chip, cable 2 lug connection to contact switch.

As a preferred option, as shown in fig. 3-4, the clamping base 11 may be provided with a connector hole 114 for installing the connector 4, as shown in fig. 7, the connector 4 may be connected to a charging interface of the merchandise 100 for supplying power to the merchandise, and at this time, the connector cable 41 may be connected to a circuit board in the clamping base 11, so as to establish a power supply loop.

Preferably, as shown in fig. 4, the cable 2 may be connected to the monitoring device 5, and in some forms, the monitoring device 5 may be used as an alarm device, when the cable 2 is connected to the monitoring device 5, the cable may be electrically connected to the monitoring device 5 to form an alarm loop, and when the contact switch is unfolded when the commodity is removed, the alarm loop is disconnected to trigger the monitoring device 5 to alarm.

As shown in fig. 5, the utility model discloses can be installed commodity 100, for example on the wrist strap of electronic watch, the assembly mode can be that centre gripping base 11 and jam plate 12 are located the both sides of wrist strap respectively, lock the both firmly through fastener 3, because there is the button hole 1001 usually on the wrist strap 101, the contact switch is because the surface area is less, very easily falls into the button hole 1001, it often can be unreliable only to rely on commodity to go to press the contact switch, consequently wrist strap 101 can be through the further contact switch of pressing switch preforming 13 extrusion, ensure the sensitivity and the accuracy of pressing.

As shown in fig. 6, it is a schematic diagram of the assembly completed by the utility model and the commodity, at this moment the utility model relates to a can send safety signal to monitoring device 5 through contact switch and cause monitoring device 5 to report to the police, from this meaning, the utility model discloses can regard as a sensor for commodity theftproof.

As shown in fig. 7, the present invention is another application of the present invention, in which a connector 4 is provided to connect to a charging port of the merchandise to supply power to the merchandise while preventing theft, and preferably, the monitoring device 5 can supply power to the merchandise by its own stored power, and preferably, the monitoring device can be separately connected to an external power source.

In addition, for convenient observation and use, the utility model discloses also can set up the pilot lamp on other positions of centre gripping base 11 or clamping device for indicate sensor's operating condition.

Claims (10)

1. A clip-type sensor for preventing the theft of commodities is characterized in that,

comprises a cable and a clamping device, wherein the cable is connected with the clamping device,

the clamping device comprises a locking plate, a detection switch and a switch pressing sheet, wherein the locking plate is configured to be in a locking state and a releasing state, when the locking plate is in the locking state, the clamping device is configured to be capable of clamping a commodity, the switch pressing sheet is pressed by the commodity, and the switch pressing sheet presses the detection switch to enable the detection switch to be in a compressed state; when the locking plate is in a release state, the commodity can be released from the clamping device, and the detection switch is in a non-compression state at the moment;

one end of the cable can be connected to the detection switch, and the other end of the cable can be directly or indirectly connected to a monitoring device for preventing the theft of the commodities.

2. The clip sensor according to claim 1, wherein the switch blade is disposed between the article and the detection switch when the holding means holds the article.

3. The clip-on sensor for merchandise theft prevention according to claim 1, wherein the switch wafer is configured to be removably mounted to a clamping device.

4. The clip-on sensor of claim 1, wherein the locking plate locking means comprises at least one of a fastener lock, a snap lock, a slide lock or a turn lock.

5. The clip-on sensor for merchandise theft protection according to claim 1, further comprising an adjustment device configured to enable adjustment of the locking plate to accommodate merchandise of different thicknesses.

6. The clip-on sensor for merchandise theft prevention according to claim 1, further comprising a limiting device configured to limit a range of motion of the switch blade within the clip-on device.

7. The clip-on sensor for merchandise theft prevention according to claim 1, further comprising a connector connectable to an article charging interface configured for supplying power to the article.

8. The clip-on sensor for theft protection of merchandise of claim 1, wherein said clip-on device includes a slip-resistant and/or anti-slip feature for preventing removal of merchandise.

9. The clip-on sensor for merchandise theft protection according to claim 1, wherein said sensor includes a cable protection structure.

10. The clip-on sensor for merchandise theft protection according to claim 1, wherein said sensor includes an indicator light for indicating an operational status.

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