CN216836625U - Commodity safety device with winding mechanism - Google Patents

Abstract

The utility model provides a commodity safety device with a winding mechanism, which comprises a detection element and a winding device; the winding device comprises an outer frame, a cable, a rotating shaft, a volute spiral spring and an alarm device; one end of the cable can be connected to the alarm device, the other end of the cable is connected to the detection element, and the detection element can be connected or contacted with the commodity, so that the commodity can be protected by the safety device at any time; the commodity safety device can accommodate redundant cables and can also ensure commodity safety, the occupied area of the whole commodity safety device is small, and the whole display table is simple and attractive.

Description

Commodity safety device with winding mechanism

Technical Field

The utility model relates to a commodity theftproof field especially relates to a commodity safety device with winding mechanism.

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.

In the present electronic product display scene, in order to guarantee the safety of the commodity, the commodity needs to be connected to an alarm device. The connection is typically made using a cable. Sometimes, the commodity is close to the alarm device, and the required cable is short; sometimes the merchandise is far from the alarm device, which requires a long cable. Alarm device's cable is connected to commodity, many cables such as the charging cable of power are connected to commodity twine together easily, can disturb user's experience, can lead to the show mesa chaotic because of there being many cables moreover, and is not succinct.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that, to the problem in the background art, provide a commodity safety device with winding mechanism.

Therefore, the utility model discloses a technical scheme is:

a commodity safety device with a winding mechanism comprises

A detection element and a winding device;

the winding device comprises an outer frame, a cable, a rotating shaft, a volute spiral spring and an alarm device;

wherein the scroll spring is configured such that an outer ring end thereof is fixed to the outer frame and an inner ring end thereof is fixed to the rotation shaft to drive the rotation shaft to rotate;

the alarm circuit is fixed on the rotating shaft and configured to rotate along with the rotating shaft;

one end of the cable is fixed with the rotating shaft and is electrically connected to the alarm device, and the other end of the cable is connected with the detection element to form at least one detection loop;

the merchandise security device is configured such that the alarm device is capable of issuing a security signal or alarm when the detection loop is broken.

Further, the cable is configured to be able to be unwound from and wound to the spindle as the cable is extended and retracted.

Further, the alarm device comprises a buzzer and a battery.

Further, the cable comprises at least two electrically isolated electrical conductors from each other.

Further, the rotating shaft is configured to be rotatable with respect to the outer frame.

Further, the outer frame is configured to be capable of partially or completely wrapping the rotating shaft.

Further, the outer frame is configured to include at least one opening for the cable to extend and retract therethrough.

Further, the cable adopts ordinary wire, steel wire cable.

Further, the detection element includes at least two operational states to indicate safe and non-safe events.

Further, the alarm device comprises a control interface for controlling the working state thereof.

The utility model has the advantages that:

(1) the utility model discloses in, adopt the spiral device to receive the line, the spiral device includes volute spiral spring, and volute spiral spring can drive the pivot and rotate, and the cable can be stretched and followed expand in the pivot, also can twine in the pivot, makes the cable not only can be connected to the commodity far away from safety device like this, can also connect the commodity nearer apart from safety device, and unnecessary cable can be withdrawed to the coiling device.

(2) In the utility model, the coiling device also comprises an alarm device, one end of the cable can be connected to the alarm device, the other end is connected with a detection element, and the detection element can be connected or contacted with the commodity, so that the commodity can be protected by the safety device at any time; the commodity safety device can accommodate redundant cables and can also ensure commodity safety, the occupied area of the whole commodity safety device is small, and the whole display table is simple and attractive.

Drawings

FIG. 1 is an exploded view of a merchandise security device.

Fig. 2 is a schematic view of the structure of the merchandise security device.

FIG. 3 is a schematic view of the spiral spring in combination with the base.

Fig. 4 is a schematic view of a cable wound around a spindle (with a portion of the spindle exterior hidden).

FIG. 5 is a schematic view of the spiral spring in combination with the rotating shaft.

Figure 6 is a schematic view of the security device in connection with an article of merchandise.

Fig. 7 is a schematic view of the structure of the merchandise security device as seen from the bottom (showing the structure of the sensing element).

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.

Commodity securityThe merchandise security referred to in the present invention includes some merchandise, such as electronic products, that need to be functionally displayed to a purchaser or potential purchaser, some functions of these commodities can be known to users when they are used, these commodities usually have some man-machine interactive interfaces, the exhibited person can contact and use all or part of the functions of these commodities exemplarily or exhibitively in a certain range, so as to know the performance of the commodities, these items are directly accessible to the experiencer, who may be within the confines of the seller or owner of the item, such as a point of sale location, but cannot be taken out of the experience location, because the displayed merchandise is owned by the seller or the merchandise holder, it is necessary to protect the merchandise.The anti-theft measures of (1) are not limited to the use of the experiencer, but only limit the experiencer to take the experiencer away from the site, and even in some cases, the anti-theft measures need to consider not to obstruct the use of the experiencer as much as possible so as to enable the experiencer to obtain better use experience.

Safe/non-safe states

The safe or unsafe state referred to in the utility model refers to the state of the displayed merchandise, especially refers to the state of the relationship between the displayed merchandise and the anti-theft device under the condition of setting the anti-theft device, generally speaking, the merchandise is in the state that we consider it not stolen, which is referred to as the safe state, which we consider possibly stolen state, which is referred to as the unsafe 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 safe state, if not, we consider it is the unsafe state, that is, the safe or unsafe state can be relative to the anti-theft measure, for example, the anti-theft measure is that the displayed merchandise is always connected with the charging interface, then, the sensor detects the charging interface, whether it is always connected with the merchandise, 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 goods are clamped by the clamping device, the sensor detects whether the goods are in the clamping space or whether the goods are kept in contact with or installed on the clamping device, if so, the goods are in a safe state, and if not, the goods are in a non-safe state; and so on.

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, an electrical signal or a digital signal, which may be triggered by many ways/events in the prior art, such as physical disconnection or circuit disconnection, sensing by the sensing component, transmitting the sensing signal to a corresponding device, which, after receiving the sensing signal, will send out a security signal according to the most basic logical judgment (yes/no), in the field of article surveillance, the general triggering way may be disconnection, disconnection charging, removal from an installed component, or destruction in a certain set way, may trigger the generation of a security signal, which is conventional in the art.

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.

In the prior art of commodity theftproof, some are exclusively used in the cable of theftproof, that is can transmit theftproof signal or safety signal, usually in addition to two wires that are used for forming conductive loop, still have a data line of special transmission signal, the weak current wire usually, only is used for transmitting data, signal and conductive loop can be independent the utility model discloses in, can directly adopt ordinary conductive cable as the signal line to thereby current or voltage on the warning return circuit detection wire reach the purpose that detects whether commodity is in safe state.

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 interface, and can also be connected in a pure structure form, the connector can be connected with a cable, and can also be 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 the sensor.

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 is a widely used prior art, and may be only a component (sensor) with sensing function, or a device with structure, which can sense or transmit some signals, such as the safety signal mentioned above, or a device with specific structure, which can send out the safety signal or warning signal.

Warning deviceThe utility model discloses in, warning device can be in the utility model discloses a partly hardware architecture that can play warning/warning effect that uses in the integrated device, it can be assembled in the utility model discloses a show subassembly or base, as a part wherein. Warning device needs the power consumption usually, and the power that warning device needs to use can be by the utility model discloses a show subassembly or base provide. The utility model discloses in, warning device's primary function is whether to be in safe state according to testing result judgement commodity, perhaps sends corresponding safety suggestion according to the judged result, for example reports to the police or sends safety signal etc.. The warning device can be an independent hardware, also can be with other components, for example the overall structure that sensor and alarm device combine, warning device's main function is in certain link or certain several links that guarantee the commodity safety play certain effect, as long as can play the device of this kind of effect, we can all be called the utility model discloses a warning device to warning device is a concept for the trade is known and is used in the commodity theftproof field.

Alarm/warning

In the field of article theft prevention, an alarm is also a common theft prevention device, and is mainly used for performing an alarm operation according to a security signal sent by a sensor/cable and the like, and a typical example of an alarm device is an alarm for sending an alarm prompt sound to prompt staff in a sales place that an article may be in a safe or non-safe state. Generally speaking, can be called to send alarm signal to this kind of alarming function of alarm device, alarm signal for example reports to the police and suggests the sound, still includes light signal for some times, is called audible-visual annunciator, the utility model discloses do not improve alarm itself, can send alarm signal, perhaps can report to the police the device can be regarded as the utility model discloses an alarm.

Unauthorized removal

In the utility model, the non-authorization is relative to the authorization, because in the anti-theft field of goods, there are two modes of locking and unlocking, it should generally be in a locked state during the time the merchandise is being displayed, in which state the merchandise is not stolen, in addition to theft, however, the merchandise may be actively removed from the anti-theft device by the merchant, for example, when an item has been released from the market and is not sold further, the corresponding exhibit is also taken down, which involves the replacement of the goods, or when the exhibit has quality problems, which require maintenance, it may also need to be removed from the anti-theft device, and when the displayed article is replaced or repaired, the article is removed from the anti-theft device by an authorized worker (merchant), which is called authorized removal, and vice versa, it is considered unauthorized removal.

Example 1

As shown in figures 1, 4 and 7, a commodity security device with a line winding mechanism comprises

A detection element 1 and a winding device;

the winding device comprises an outer frame 2, a cable 3, a rotating shaft 4, a volute spiral spring 5 and an alarm device;

as shown in fig. 1, the outer frame 2 includes an upper cover 21 and a base 22, and the rotating shaft 4 is rotatably connected to the base 22 and can rotate relative to the base 22. The scroll spring 5 is configured to have an outer ring end fixed to the base of the outer frame and an inner ring end fixed to the rotating shaft 4 to drive the rotating shaft 4 to rotate;

in some embodiments, as shown in fig. 4, the rotating shaft 4 has a winding portion, and the cable can be wound around the winding portion, and in some embodiments, a limiting member 71 is further disposed on the rotating shaft 4, as shown in fig. 4, two limiting members 71 are disposed on the rotating shaft 4, the limiting members 71 are configured to limit an area where the cable 3 is wound, and the cable 3 can be wound around the winding portion between the two limiting members 71, so as to avoid the cable 3 from being wound around disorderly. In some preferred manners, the limiting member 71 is fixedly connected to the rotating shaft 4 and can rotate along with the rotation of the rotating shaft 4.

In some preferred modes, the alarm circuit is fixed on the rotating shaft 4 and configured to rotate along with the rotating shaft 4; in some embodiments, as shown in fig. 1, the circuit board 13 is provided with an alarm circuit, and the circuit board 13 is fixed on one of the position-limiting members, and the alarm circuit can rotate along with the rotating shaft 4.

In some preferred modes, one end of the cable 3 is fixed with the rotating shaft 4 and is electrically connected to the alarm device, and the other end of the cable is connected with the detection element 1 to form at least one detection loop. In some embodiments, as shown in fig. 1 and 4, one end of the cable 3 is fixed with the rotating shaft 4 and is electrically connected to a circuit board, and the alarm device is also connected with the circuit board; the other end of the cable 3 is connected with a connector 6, the connector 6 can be connected to the commodity S, as shown in fig. 6, the detecting element 1 can be arranged at the joint of the connector 6 and the commodity, the detecting element is electrically connected with the connector, and the cable 3 can be connected to the detecting element 1.

The merchandise security device is configured such that when the detection loop is broken, such as a cable is cut or a connector is disconnected from the merchandise, the alarm device can issue a security signal or alarm. The security signal is 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, the security signal may be a sensing signal or an electrical signal or a digital signal, the signal may be triggered by many methods/events in the prior art, for example, the event may be a physical connection 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 the 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. The utility model discloses do not improve it.

In some preferred forms, the detection element 1 comprises at least two operating states to indicate safe and non-safe events. The detection element 1 may be a touch sensor, such as a touch switch, but other types of sensors may be used to indicate safety events and non-safety events, and the present invention is not limited thereto, nor is the working principle of the sensor and its structure improved. In some embodiments, as shown in fig. 7, a contact switch may be disposed on the contact surface between the connecting head 6 and the merchandise, when the connecting head 6 is combined with the merchandise, the contact switch is pressed, the safety signal is not triggered, and the working state of the detecting element 1 belongs to a safety state; when the connector 6 is separated from the commodity, the contact switch is popped out to trigger the safety signal, and the working state of the detection element 1 belongs to a non-safety state and can indicate a non-safety event.

In some preferred forms, the alarm means comprises a buzzer 7 and a battery 8. As shown in fig. 1, the buzzer 7 and the battery 8 are connected to the circuit board 13, respectively, the buzzer 7 can be connected to an alarm circuit, and the buzzer 7 gives an alarm when the detection loop is disconnected.

In some preferred forms, the cable 3 comprises at least two electrically conductive wires electrically isolated from each other.

In some preferred manners, the cable 3 is configured to be able to be unwound from the spindle 4 and wound to the spindle 4 as the cable 3 is extended and retracted. As shown in fig. 1, 3 and 5, initially, the spiral spring 5 is in a free state, and when the cable 3 is stretched outwards, the rotating shaft 4 rotates, and the spiral spring 5 is stretched; when the volute spiral spring 5 returns to the original position, the rotating shaft 4 is driven to rotate, and the cable 3 is pulled back and wound on the rotating shaft 4.

In some preferred manners, the rotating shaft 4 is configured to rotate relative to the outer frame 2, when the rotating shaft 4 rotates, the outer frame 2 is stationary, and the cable 3 is unwound from the rotating shaft 4 and wound around the rotating shaft 4, without affecting the outer frame 2 and without moving the outer frame 2.

In some preferred manners, the outer frame 2 is configured to partially or completely wrap the rotating shaft 4, so as to protect the rotating shaft 4, prevent the rotating shaft 4 from being exposed, and prevent the rotating shaft 4 from being affected by other external components.

In some preferred manners, the outer frame 2 is configured to include at least one opening 81 for the cable 3 to be inserted and retracted therethrough. As shown in fig. 1, an opening 81 is formed at one side of the outer frame 2, and the cable 3 can be extended from the opening 81 or retracted into the winding reel 4. The opening allows the cable to be extended or retracted therethrough, and the connection head is larger in size than the opening, outside the housing 2.

In some preferred modes, the cable 3 comprises a common conducting wire, a steel wire cable 3 and the like.

In some preferred modes, the alarm device comprises a control interface for controlling the working state. In some embodiments, the control interface is a communication interface that may be used to disarm or disarm the alarm in response to the unlocker. In some embodiments, the communication interface can be connected to the circuit board 13, the communication interface can also be connected to an alarm circuit, when the unlocking device is in contact communication with the communication interface, the unlocking device is in communication with the alarm circuit, the unlocking device outputs an alarm releasing instruction (for example, outputs an instruction for stopping the alarm, for example, outputs an instruction for stopping the alarm device from giving a safety signal or stopping the alarm, the instruction may be an electric signal), and the alarm device does not give an alarm after receiving the instruction, so that the purpose of releasing the alarm can be achieved. Above alarm circuit, alarm device, bee calling organ and the sending of instruction, transmission and receipt all are conventional, the utility model discloses in, do not improve it.

It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

Claims (10)

1. A commodity safety device with a winding mechanism is characterized by comprising

A detection element and a winding device;

the winding device comprises an outer frame, a cable, a rotating shaft, a volute spiral spring and an alarm device;

wherein the scroll spring is configured such that an outer ring end thereof is fixed to the outer frame and an inner ring end thereof is fixed to the rotation shaft to drive the rotation shaft to rotate;

the alarm device is fixed on the rotating shaft and configured to rotate along with the rotating shaft;

one end of the cable is fixed with the rotating shaft and is electrically connected to the alarm device, and the other end of the cable is connected with the detection element to form at least one detection loop;

the merchandise security device is configured such that the alarm device is capable of issuing a security signal or alarm when the detection loop is broken.

2. The merchandise security device of claim 1, wherein the cable is configured to be unwound from and wound onto the shaft as the cable is extended and retracted.

3. The merchandise security device with a line reeling mechanism of claim 1, wherein the alarm device includes a buzzer and a battery.

4. The merchandise security device of claim 1, wherein the cable comprises at least two electrically conductive wires electrically isolated from each other.

5. The merchandise security device of claim 1, wherein the shaft is configured to rotate relative to the housing.

6. The merchandise security device of claim 1, wherein the housing is configured to partially or completely enclose the shaft.

7. The merchandise security device of claim 1, wherein the housing is configured to include at least one opening for the cable to extend and retract therethrough.

8. The merchandise security device with a line reeling mechanism according to claim 1, wherein the cable is a common wire, a steel wire cable.

9. A merchandise security device according to claim 1, wherein the sensing element comprises at least two operative states to indicate a security event and a non-security event.

10. A merchandise security device with a line reeling mechanism according to claim 1, wherein the alarm device includes a control interface for controlling the operational status thereof.

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