CN209904909U - Shopping cart capable of following self-service checkout - Google Patents
Shopping cart capable of following self-service checkout Download PDFInfo
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- CN209904909U CN209904909U CN201920430518.7U CN201920430518U CN209904909U CN 209904909 U CN209904909 U CN 209904909U CN 201920430518 U CN201920430518 U CN 201920430518U CN 209904909 U CN209904909 U CN 209904909U
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- shopping cart
- control module
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Abstract
The utility model relates to a but self-service shopping cart of settling accounts of following formula relates to electron shopping equipment field, including shopping cart and touch-sensitive screen, the touch-sensitive screen is fixed on the shopping cart, and the touch-sensitive screen is connected with the two-dimensional code scanner, is equipped with the infrared range finding sensor of several on the shopping cart, is connected with servo motor on the shopping cart wheel, is equipped with control module in the shopping cart, touch-sensitive screen, infrared range finding sensor and servo motor all are connected with the control module electricity, and control module still is connected with wifi module and power module. The utility model discloses can realize shopping cart independently follow and need not queue up the effect that just can settle accounts among the shopping process.
Description
Technical Field
The utility model relates to an electronic shopping equipment field, especially a shopping cart of settling accounts by oneself of following formula.
Background
The shopping cart is a common device for assisting people in shopping in a supermarket, the conventional shopping cart is used for bearing articles purchased by people and is convenient to take, an unmanned supermarket self-service shopping system is created along with the development of payment between the supermarket and a mobile phone, and the wireless charging shopping cart aims to provide an efficient shopping mode convenient for people to use.
The utility model relates to a disclose a shopping cart that can automatic settlement goods among self-service supermarket shopping cart of electronic intelligence (CN 201320478818.5), realized the function of automatic settlement, this patent also has some weak points, needs to push away the shopping cart action, settles accounts and need pay at the cashier's desk in the shopping process, does not solve the problem of queuing time of a specified duration when many people completely.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a can follow formula shopping cart of settling accounts by oneself is provided, can overcome the technical defect that needs push away the shopping cart, often need queue up to settle accounts among the current shopping process, can realize that the shopping cart is independently followed and need not queue up the technological effect that just can settle accounts among the shopping process.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: the utility model provides a but shopping cart of self-service account settling of following formula, includes automobile body and touch-sensitive screen, and the touch-sensitive screen is fixed on the automobile body, and the touch-sensitive screen is connected with the two-dimensional code scanner, is equipped with the infrared range finding sensor of several on the automobile body, is connected with servo motor on the automobile body wheel, is equipped with control module in the automobile body, touch-sensitive screen, infrared range finding sensor and servo motor all are connected with control module electricity, and control module still is connected with wifi module and power module.
In the preferred scheme, a weighing sensor is arranged in the vehicle body basket and electrically connected with the control module.
In the preferred scheme, a baffle is arranged in the vehicle body basket, and the baffle divides the vehicle body basket into a plurality of small chambers.
In a preferred scheme, the servo motor is further provided with an overheating protection device.
In a preferred scheme, the control module is a single chip microcomputer.
In a preferred scheme, the power module is a high-capacity battery, and the high-capacity battery is used for supplying power to the system.
In a preferred scheme, the power supply module is connected with a wireless charging device, and the wireless charging device is electrically connected with the control module.
In a preferable scheme, a brake rod is further arranged above the wheels of the vehicle body and electrically connected with the control module.
In a preferred scheme, the touch screen is connected to a vehicle body handle through a rotating shaft.
The utility model has the advantages that:
1. the utility model discloses can control the shopping cart and follow the client motion, adopt infrared distance measuring sensor to confirm the movement details, avoid hitting the barrier.
2. The utility model discloses a wireless charging mode, the convenience of charging has avoided the drawback such as the electric wire of the wired charging mode of shopping cart in the market is mixed and disorderly.
3. The utility model discloses be equipped with the two-dimensional code scanner, can help client to accomplish scanning and payment by oneself.
Drawings
The invention will be further explained with reference to the drawings:
fig. 1 is a schematic view of the structure of the present invention.
Fig. 2 is a schematic side view of the structure of the present invention.
Fig. 3 is a schematic top view of the structure of the present invention.
Fig. 4 is a schematic view of the working process of the present invention.
Fig. 5 is a schematic diagram of the system connection of the present invention.
In the figure: automobile body 1, touch-sensitive screen 2, infrared distance measuring sensor 3, servo motor 4, singlechip 5, wifi module 6, large capacity battery 7, weighing sensor 8, baffle 9, brake lever 10, rotation axis 11.
Detailed Description
As shown in FIG. 1 ~ 5, but shopping cart of self-service checkout of following formula, including automobile body 1 and touch-sensitive screen 2, touch-sensitive screen 2 is fixed on automobile body 1, and touch-sensitive screen 2 is connected with the two-dimensional code scanner, is equipped with the infrared range sensor 3 of several on the automobile body 1, is connected with servo motor 4 on the automobile body 1 wheel, is equipped with control module in the automobile body 1, touch-sensitive screen 2, infrared range sensor 3 and servo motor 4 all are connected with control module electricity, and control module still is connected with wifi module 6 and power module.
The system comprises a touch screen, a processor, a display driving part, a control module, a buzzer (matched with a loudspeaker), a control module, a display driving part and a display driving part, wherein the touch screen is internally provided with the processor, the instruction key and the display driving part of the touch screen are interconnected with the control module, the information input end of the control module and the information output end of the two-dimensional code scanner are connected with an upper computer database of a supermarket where a shopping cart is located through a wireless network, the two-dimensional code scanner can be an embedded MC03D two-dimensional code scanner, the scanning prompt of the two-dimensional code scanner adopts the buzzer (matched with the loudspeaker), the reading speed can reach 100ms/s, the temperature can be within the range of minus 20 degrees, ~ degrees and the humidity can be normally used within the range of 5% -90%.
The infrared distance measuring sensor is a sensing device, is a measuring system using infrared rays as a medium, and has the advantages of wide measuring range and short response time. The infrared distance measuring sensor is provided with a pair of infrared signal transmitting and receiving diodes, utilizes the infrared distance measuring sensor LDM301 to transmit a beam of infrared light, forms a reflecting process after irradiating an object, receives the signal after reflecting the infrared light to the sensor, and then receives data of time difference between transmitting and receiving by CCD image processing. The distance of the object is calculated after the signal processing, and the method has high frequency response and is suitable for various complex environments.
When the distance traveled by the customer reaches the distance set by the shopping cart, for example, the distance is out of the range of two meters, the controller controls the servo motor to drive the shopping cart to approach the customer; the control module analyzes the positioning of the shopping cart and the conditions of surrounding obstacles detected by the infrared distance measuring sensors to obtain an optimal action route, the shopping cart walks according to the analysis result, and the servo motor controls the speed and the direction of the front wheel and the rear wheel to avoid obstacles.
In the preferred scheme, a weighing sensor 8 is arranged in a basket of the vehicle body 1, and the weighing sensor 8 is electrically connected with the control module. The weighing sensor can be a QLWW-12 miniature weighing sensor produced by Shenzhen Qin Heyuan science and technology Limited, the measuring range of the weighing sensor is 0.1-20kg, and the weighing sensor is suitable for most commodities. The weighing device weighs the commodity, records the weight of the commodity, and stores the weight and the identity information of the commodity together, so that whether the weight is consistent with the commodity can be judged when a customer puts the same commodity next time, and therefore the customer is prevented from taking the commodity by mistake, or the customer is prevented from putting the selected commodity into a checkout basket under the condition that the selected commodity is not scanned and recorded.
In the preferred scheme, a baffle 9 is arranged in a basket of the vehicle body 1, and the basket of the vehicle body 1 is divided into a plurality of small chambers by the baffle 9. In order to separate different kinds of commodities and avoid the occurrence of odor tainting, deterioration and the like, the baffle plate is arranged in the vehicle body basket, and dry and wet articles, food, articles for daily use and the like can be separately placed.
In a preferred embodiment, the servomotor 4 is further provided with an overheat protection device. At present, some servo motors on the market are provided with overheat protection devices, and the overheat protection devices can protect the shopping cart from generating faults due to heating under the condition of long-time use.
In the preferred scheme, the control module is a singlechip 5. The single chip microcomputer is used as a small and perfect microcomputer system, has the advantages of small volume, light weight, low price, easy development and the like, and is convenient and easy to operate when the single chip microcomputer is selected to control the whole robot system. During actual use, various sensor modules and other external components can be mounted according to field conditions so as to complete different tasks. For example, an STM32 single chip microcomputer may be used, an a/D converter is provided at an information input end of the processor for converting analog data received at the information input end into digital information data, and a D/a converter is provided at an information output end of the processor for converting digital information data into analog information data and driving various elements and components to operate.
In a preferred scheme, the power supply module is a high-capacity battery 7, and the high-capacity battery 7 is used for supplying power to the system. The battery is adopted to supply power, so that the movement of a customer is convenient to follow, and the charging and discharging are easy. The high-capacity battery can adopt a 18650 lithium battery, can be connected in series or in parallel to form a 18650 lithium battery pack, and the capacity of the battery pack can easily break through 5000 mah. To prevent the short circuit phenomenon, 18650 lithium batteries, in which the positive and negative electrodes are separated, have a very low probability of short circuit. It can also install the protection shield additional, avoids the battery overcharge overdischarge, also can prolong the life of battery like this. 18650 the lithium cell does not have memory effect, need not empty the residual capacity before charging, convenient to use.
In a preferred scheme, the power supply module is connected with a wireless charging device, and the wireless charging device is electrically connected with the control module. The transmission distance of general wireless charging is limited within 5 meters, a plurality of wireless charging devices can be arranged in an area specially used for charging shopping carts in a supermarket, and the power supply module of the shopping cart can be charged by the wireless charging device provided in a structure for stabilizing wireless charging performance, the wireless charging device and a vehicle-mounted wireless charging device (application number CN 201721250148.6). The shopping cart adopts a wireless charging mode, the problem of inconvenience in battery replacement and wired charging of the shopping cart is solved, the wireless charging conversion efficiency and stability are good, and the endurance of the shopping cart is improved qualitatively.
In a preferred scheme, a brake lever 10 is further arranged above the wheels of the vehicle body 1, and the brake lever 10 is electrically connected with the control module. The signal input end of a brake motor of the brake rod is electrically connected with the signal output end of the control module, one end of the brake rod is fixed on a wheel frame above a wheel, and the brake rod can rotate around a fixed point within a certain angle. Generally, the brake rod is attached to the wheel frame, when the control module determines that the shopping cart needs to be stopped, and the servo motor on the control wheel stops, the control module controls the brake motor to drive the brake rod to rotate until the other end of the brake rod is contacted with the ground. The brake rod is used for helping the shopping cart to be stably stopped and not slide freely.
In a preferred embodiment, the touch panel 2 is connected to a handle of the vehicle body 1 via a rotation shaft 11. The shaft core of the rotating shaft is horizontally fixed on the handle, and the rotating shaft can rotate around the shaft core within a certain angle. The lower part of the touch screen is fixedly connected to the rotating shaft. When the touch screen is not used, the touch screen can be folded on the inner wall of the car body basket through the rotating shaft, and damage of the external environment to the touch screen is reduced.
The utility model discloses can realize the self-service work of closing accounts after customer purchases commodity for customer need not to queue to close accounts to the sales counter, has saved the time that customer queued to close accounts greatly, has also saved the human cost of artifical closing accounts. The utility model discloses whether the data that detects when judging commodity weight and scanning when can also putting into commodity to customer's account settling are unanimous, avoid customer from this to take commodity by mistake, perhaps prevent that customer from putting into in the basket of settling accounts under the condition that does not scan the record to the commodity of choosing.
Claims (9)
1. The utility model provides a but follow-up shopping cart of settling accounts by oneself which characterized in that: including shopping cart (1) and touch-sensitive screen (2), touch-sensitive screen (2) are fixed on shopping cart (1), and touch-sensitive screen (2) are connected with the two-dimensional code scanner, are equipped with several infrared ranging sensor (3) on shopping cart (1), are connected with servo motor (4) on shopping cart (1) wheel, are equipped with control module in shopping cart (1), touch-sensitive screen (2), infrared ranging sensor (3) and servo motor (4) all are connected with the control module electricity, and control module still is connected with wifi module (6) and power module.
2. A traversable self-checkout shopping cart according to claim 1, wherein: a weighing sensor (8) is arranged in a basket of the shopping cart (1), and the weighing sensor (8) is electrically connected with the control module.
3. A traversable self-checkout shopping cart according to claim 1, wherein: a baffle (9) is arranged in the basket of the shopping cart (1), and the basket of the shopping cart (1) is divided into a plurality of small chambers by the baffle (9).
4. A traversable self-checkout shopping cart according to claim 1, wherein: the servo motor (4) is also provided with an overheating protection device.
5. A traversable self-checkout shopping cart according to claim 1, wherein: the control module is a singlechip (5).
6. A traversable self-checkout shopping cart according to claim 1, wherein: the power module is a high-capacity lithium battery (7), and the high-capacity lithium battery (7) is used for supplying power to the system.
7. The traversable self-checkout shopping cart according to claim 6, wherein: the power module is connected with a wireless charging device, and the wireless charging device is electrically connected with the control module.
8. A traversable self-checkout shopping cart according to claim 1, wherein: a brake rod (10) is arranged above the wheels of the shopping cart (1), and the brake rod (10) is electrically connected with the control module.
9. A traversable self-checkout shopping cart according to claim 1, wherein: the touch screen (2) is connected to the handle of the shopping cart (1) through a rotating shaft (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920430518.7U CN209904909U (en) | 2019-04-01 | 2019-04-01 | Shopping cart capable of following self-service checkout |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920430518.7U CN209904909U (en) | 2019-04-01 | 2019-04-01 | Shopping cart capable of following self-service checkout |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209904909U true CN209904909U (en) | 2020-01-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920430518.7U Expired - Fee Related CN209904909U (en) | 2019-04-01 | 2019-04-01 | Shopping cart capable of following self-service checkout |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209904909U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111612992A (en) * | 2020-05-22 | 2020-09-01 | 绍兴全辉智能科技有限公司 | Intelligent human-computer interaction guiding shopping cart |
-
2019
- 2019-04-01 CN CN201920430518.7U patent/CN209904909U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111612992A (en) * | 2020-05-22 | 2020-09-01 | 绍兴全辉智能科技有限公司 | Intelligent human-computer interaction guiding shopping cart |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200107 Termination date: 20210401 |
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| CF01 | Termination of patent right due to non-payment of annual fee |