KR101707733B1

KR101707733B1 - System for preventing theft of shopping cart

Info

Publication number: KR101707733B1
Application number: KR1020150069507A
Authority: KR
Inventors: 장승환
Original assignee: 중앙대학교 산학협력단
Priority date: 2015-05-19
Filing date: 2015-05-19
Publication date: 2017-02-20
Also published as: KR20160136496A

Abstract

The present invention provides a technique capable of easily constructing an existing store at low cost, minimizing waste of unnecessary data, and effectively preventing theft of a shopping cart. A shopping cart theft prevention system according to an embodiment of the present invention includes a Wi-Fi module configured to enable wireless communication within a predetermined area; A WiFi receiving module connected to the WiFi module and installed in the shopping cart; And when the Wi-Fi receiving module is disconnected from the Wi-Fi module, the operation of the brake device operating to restrict the movement of the shopping cart is released, And to limit the movement of the shopping cart.

Description

A shopping cart anti-theft system

TECHNICAL FIELD The present invention relates to a technique for preventing theft of a shopping cart, and more particularly, to a technique for effectively preventing theft of a shopping cart with a low cost and simple construction structure without complicated configuration and data consumption.

In a space such as a large-sized mart and a department store where a variety of goods are required to be sold in a wide place, or in the case of a department store, transportation means such as a shopping cart is provided as a service in order to provide convenience to the customer. However, these shopping carts are being stolen, and in terms of the shops that manage the stores, there is a problem in terms of marketing to take responsibility for the customers when the shopping cart is stolen.

Accordingly, in Korean Patent No. 2014-0131331, a tracking module capable of tracking an identification code and location information of a mobile device is mounted, and a location information of a shopping cart is tracked using a separate communication device, And a control unit for sending a command to limit the movement of the shopping cart in case of a risk, thereby providing a technique for preventing theft of the shopping cart.

However, in the conventional shopping cart theft prevention technology, it is necessary to mount a separate location information tracking device in the shopping cart and the control center in order to grasp the location information, and to separately transmit a command for restricting movement of the shopping cart There is a problem that a considerable cost is consumed for introducing the system into an existing store and unnecessary data transmission and reception for transmitting the position information and control command are consumed.

Accordingly, it is an object of the present invention to provide a technology that can be easily installed at an existing store at a low cost, minimizes waste of unnecessary data, and effectively prevent theft of a shopping cart.

According to an aspect of the present invention, there is provided a shopping cart antitheft system comprising: a Wi-Fi module configured to enable wireless communication within a predetermined area; A Wi-Fi receiving module connected to the Wi-Fi module and installed in a shopping cart; And when the Wi-Fi receiving module is connected to the Wi-Fi module, the operation of the braking device, which operates to restrict the movement of the shopping cart, is released; and when the Wi- And a processor for switching the braking device into an operating state to limit the movement of the shopping cart.

According to the present invention, a shopping cart can be stolen out of a certain range by simply installing a very simple configuration in a shopping cart by using a WiFi communication network that is installed and installed in a popular manner to supply a wireless communication network of a mobile phone within a certain area The phenomenon can be prevented.

In addition, since the movement of the shopping cart is restrained only, the customer who intends to steal can not take the cart, and from the viewpoint of a company managing the store, it is possible to not publicize the theft of the shopping cart through a warning sound, It is possible to effectively prevent the theft of the shopping cart on the side.

1 is a configuration diagram of a shopping cart theft prevention system according to an embodiment of the present invention;
2 is a schematic diagram illustrating a functional implementation of a shopping cart antitheft system in accordance with an embodiment of the present invention;
Figures 3 and 4 are schematic block diagrams of a braking device according to one embodiment of the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a shopping cart antitheft system according to an embodiment of the present invention will be described with reference to the accompanying drawings.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described in detail with reference to the accompanying drawings. The following examples are intended to illustrate the present invention and should not be construed as limiting the scope of the present invention. Accordingly, equivalent inventions performing the same functions as the present invention are also within the scope of the present invention.

In the following description, the same reference numerals denote the same components, and unnecessary redundant explanations and descriptions of known technologies will be omitted.

In the present invention, a certain area may be understood as meaning a space within a boundary between a shopping mall, a department store, and the like, where a mobile equipment such as a shopping cart can be located and a mobile equipment can be used.

On the other hand, the shopping cart refers to all mobile equipment capable of loading goods and the like in a certain area in the present invention, specifically, a cart used in a mart and a department store. In addition, Mobile < / RTI > equipment.

1 is a block diagram of a shopping cart theft prevention system according to an embodiment of the present invention.

Referring to FIG. 1, a shopping cart theft prevention system according to an embodiment of the present invention includes a Wi-Fi module 20 provided for wireless communication within a predetermined area, And a Wi-Fi receiving module 11 and a processor 12, which are installed and capable of network connection with the Wi-Fi module.

The WiFi module 20 generally refers to a device installed at a certain place so as to use a known Wi-Fi network.

Meanwhile, the Wi-Fi receiving module 11 refers to a device installed in the shopping cart 10 and connected to the Wi-Fi module 20 via a Wi-Fi network within the network range of the Wi-Fi module 20 while moving.

The processor 12 also receives information on the connection status of the WiFi module 20 from the Wi-Fi receiving module 11 as a device installed in the shopping cart 10 as well. The braking device 13 installed in the shopping cart 10 to operate to restrict the movement of the shopping cart 10 when the WiFi receiving module 11 is determined to be connected to the WiFi module 20 To be held in the released state.

On the other hand, when it is determined that the WiFi receiving module 11 is disconnected from the WiFi module 20, the braking device 13 is switched to the operating state so that the shopping cart 10 can move the moving means 14 And to restrict movement by the wheels (e.g., wheels).

In the present invention, the Wi-Fi receiving module 11 and the processor 12 may be implemented in a separate configuration or as a single device. In addition, the WiFi receiving module 11, the processor 12, and the brake unit 13 can be detachably attached to the shopping cart 10 and can be easily installed in the existing shopping cart 10.

Generally, a wifi module 20 is installed in a certain area in a mart, a department store, and the like to enable wireless WiFi connection for users' convenience, so that users located in the corresponding space can use the free internet Can be done.

In order to perform such a function, the user terminal transmits a network connection request query to the Wi-Fi module 20, and when the approval is made, the data transmission / reception process is performed.

This function is used as the trigger information in the Wi-Fi receiving module 11 and accordingly the operation of the brake device 13 is determined according to the connection availability information between the Wi-Fi module 20 and the Wi-Fi receiving module 11 It will be done.

According to the above-described functions, in the conventional technology, a separate device is installed in the shopping cart to grasp the position information of the shopping cart 10, and a separate communication device for generating a specific signal in a predetermined area A communication module has to be installed in a separate control facility and a shopping cart for transmitting a control command for restricting movement of the shopping cart.

In contrast, in the present invention, the braking device 13 of the shopping cart 10 is operated when the communication range of the Wi-Fi module 20 is out of range by using the limitation of the communication range of the Wi- It is possible to prevent theft of the shopping cart by using the communication equipment installed in general.

Accordingly, it is possible to effectively prevent the stolen of the shopping cart through the construction of a very low cost and system as compared with the existing technology. In the case of the store management company, since the movement of the cart is simply disturbed, It is possible to minimize the general customer's despair compared with the prevention of the theft, which is effective in terms of marketing.

FIG. 2 is a schematic view illustrating a functional implementation of a shopping cart theft prevention system according to an embodiment of the present invention. In the description, the parts that are the same as those in FIG. 1 will be omitted.

Referring to FIG. 2, a plurality of Wi-Fi modules 21, 22, 23, and 24 may be installed in a predetermined area 100 such as a shopping mall and a department store. Each of the Wi-Fi modules 21, 22, 23, and 24 has a range (C1, C2, C3, C4) in which communication is connected due to the characteristics of the Wi-Fi network.

At this time, the processor of the shopping carts C1 and C2 stores identification information for network connection of at least one Wi-Fi module 21, 22, 23, and 24 installed in the predetermined area 100. [

In the WiFi module installed in the shopping carts C1 and C2, there may be a WiFi connection signal to be received depending on the location. In this case, identification information of each WiFi module 21, 22, 23, 24 may be included in the WiFi connection signal have.

The processor determines that the connection between the Wi-Fi receiving module and the Wi-Fi module is released when the identification information of the Wi-Fi module other than the stored identification information of the Wi-Fi module or the identification information of the Wi-Fi module is not received.

That is, in the case of the C1 cart in the embodiment of FIG. 2, since it is within the communication range of the W2 module 22, it is determined that the connection between the Wi-Fi receiving module and the Wi-Fi module 22 is maintained and the operation of the brake device is released .

On the other hand, in the case of the C2 cart, the WiFi modules 21, 22, 23 and 24 in the certain area 100 and the wifi receiving module of the cart C2 are not in the range of any of the modules 21, 23, and 24 are disconnected, the processor can switch the brake device to the operating state, thereby limiting the moving force or moving direction of the moving means of the shopping cart C2.

3 and 4 are schematic block diagrams of a braking device according to an embodiment of the present invention.

3 shows an embodiment in which the braking device limits the moving force of the moving means of the shopping cart. Referring to Fig. 3, the brake device includes a trigger means 131, a brake driving means 132, and a movement force limiting means 133, and the moving means is constituted by a wheel 141.

When the WiFi communication connection is established by the processor, the trigger means 131 does not operate, and accordingly, the brake drive means 132 controls the drive force limiting means 133 such that the movement force limiting means 133 is not positioned on the wheel 141 Lt; / RTI >

The trigger means 134 operates and the brake drive means 135 operates so that the movement force limiting means 136 contacts the wheel 142 to determine the frictional force or the frictional force The moving force is limited so that the wheel 142 is not rotated by the fastening force.

On the other hand, in FIG. 4, it can be confirmed that the movement direction fixing means 137 is located on the wheel 143. Although the configuration of FIG. 3 is omitted in FIG. 4, a trigger means and a brake driving means may also be included. 3, the moving direction fixing means 137 may be configured to be positioned above the wheel 143 when the brake does not operate, or may be applied to the wheel 143 but kept in a state where the fixing force is not applied .

When the brakes are operated, that is, when the Wi-Fi communication is not connected, the moving direction fixing means 138 moves the moving direction of the wheel 144 by the wheel 144, So that it can be operated as a brake.

While the present invention has been described in connection with what is presently considered to be the most practical and preferred embodiments, it is to be understood that the invention is not limited to the disclosed embodiments. That is, within the scope of the present invention, all of the components may be selectively coupled to at least one.

It is also to be understood that the terms such as " comprises, "" comprising," or "having ", as used herein, mean that a component can be implanted unless specifically stated to the contrary. But should be construed as including other elements. All terms, including technical and scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, unless otherwise defined. Commonly used terms, such as predefined terms, should be interpreted to be consistent with the contextual meanings of the related art, and are not to be construed as ideal or overly formal, unless expressly defined to the contrary.

The foregoing description is merely illustrative of the technical idea of the present invention, and various changes and modifications may be made by those skilled in the art without departing from the essential characteristics of the present invention. Therefore, the embodiments disclosed in the present invention are intended to illustrate rather than limit the scope of the present invention, and the scope of the technical idea of the present invention is not limited by these embodiments. The scope of protection of the present invention should be construed according to the following claims, and all technical ideas within the scope of equivalents should be construed as falling within the scope of the present invention.

Claims

A Wi-Fi module configured to enable wireless communication within a predetermined area;
A Wi-Fi receiving module connected to the Wi-Fi module and installed in a shopping cart; And
When the WiFi receiving module is connected to the Wi-Fi module, the operation of the braking device, which operates to restrict movement of the shopping cart, is held in the released state, and when the WiFi receiving module is disconnected from the Wi- And a processor for switching the device into an operational state to limit movement of the shopping cart,
In the processor,
Wherein the identification information of at least one Wi-Fi module installed in the predetermined area for network connection is stored, and the identification information of the Wi-Fi module included in the Wi-Fi connection signal received by the Wi- The wireless communication terminal determines that the connection between the Wi-Fi receiving module and the Wi-Fi module is released when the identification information or the Wi-Fi connection signal is not received.

The method according to claim 1,
Wherein the brake device comprises:
Characterized in that it is a device for restricting the movement force of the moving means of the shopping cart or for restricting the movement of the shopping cart by fixing the moving direction of the moving means.

delete

The method according to claim 1,
Wherein the Wi-Fi receiving module, the processor, and the brake device are detachably attached to the shopping cart.