CN213240904U - Automatic following device of shopping cart and intelligent shopping cart - Google Patents
Automatic following device of shopping cart and intelligent shopping cart Download PDFInfo
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- CN213240904U CN213240904U CN202021399575.2U CN202021399575U CN213240904U CN 213240904 U CN213240904 U CN 213240904U CN 202021399575 U CN202021399575 U CN 202021399575U CN 213240904 U CN213240904 U CN 213240904U
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Abstract
The utility model provides an automatic following device and intelligent shopping cart of shopping cart, the device includes: a launch assembly, comprising: the first singlechip is used for controlling the external line transmitting component and the ultrasonic transmitter; a receiving assembly disposed on a shopping cart, comprising: first and second ultrasonic receivers respectively provided at left and right ends of a front portion of the shopping cart; an infrared receiver disposed at a middle position of a front portion of the shopping cart: the second singlechip is used for controlling the first ultrasonic receiver and the second ultrasonic receiver to receive ultrasonic signals after the infrared receiver receives the infrared signals; and the second singlechip is also used for controlling the driving assembly according to the received ultrasonic signal. The device can adopt the infrared ray receiving and dispatching technique to realize the time sequence control of ultrasonic signal receiving and dispatching to can utilize the ultrasonic receiving and dispatching technique to realize the automation of shopping cart and follow.
Description
Technical Field
The utility model relates to an intelligence shopping cart technical field, concretely relates to automatic following device and an intelligent shopping cart of shopping cart.
Background
With the rapid development of society, the life rhythm of people also becomes faster and faster. Shopping has taken the important position as satisfying people daily needs essential item in people's life, and people also put forward higher requirement to the rapidity, the convenience of shopping, consequently, the intelligent shopping cart that possesses the automatic operation function takes place.
In the related art, the design scheme of the intelligent shopping cart is mainly divided into two types: the first design scheme is that a black stripe path is planned in advance, infrared rays are emitted to the black stripe path planned in advance, and the movement direction of the trolley is adjusted by receiving infrared ray information which is not absorbed by the black stripes, so that the automatic line patrol function is realized; the second scheme is that a digital camera is installed above the frame, track information is collected through the digital camera, and the collected information is analyzed and processed by a main control chip, so that the posture of the trolley is adjusted, and the track tracking function is achieved.
However, the above scheme needs to plan the path in advance, and is not enough to deal with the complex and disordered path of the supermarket.
SUMMERY OF THE UTILITY MODEL
The utility model provides a solve above-mentioned technical problem, provide an automatic device of following of shopping cart, the device can adopt infrared ray receiving and dispatching technique to realize the sequential control to ultrasonic signal receiving and dispatching to can utilize ultrasonic wave receiving and dispatching technique, need not to carry out path planning in advance and can realize the automation of shopping cart and follow.
The utility model discloses still provide an automatic following device of shopping cart.
The utility model adopts the technical scheme as follows:
the utility model discloses the first aspect provides a device is followed in automation of shopping cart, include: the transmitting assembly comprises an infrared transmitter, an ultrasonic transmitter and a first single chip microcomputer, wherein the infrared transmitter is used for transmitting an infrared signal, the ultrasonic transmitter is used for transmitting an ultrasonic signal, and the first single chip microcomputer is used for controlling the infrared transmitter and the ultrasonic transmitter; a receiving component arranged on the shopping cart, wherein the receiving component comprises an infrared receiver, a first ultrasonic receiver, a second ultrasonic receiver and a second singlechip, wherein the first ultrasonic receiver and the second ultrasonic receiver are respectively arranged at the left end and the right end of the front part of the shopping cart, the infrared receiver is arranged in the middle of the front part of the shopping cart and is used for receiving the infrared signal emitted by the infrared emitter, the second singlechip is respectively connected with the infrared receiver, the first ultrasonic receiver and the second ultrasonic receiver, the second singlechip is used for receiving the infrared signal transmitted by the infrared transmitter by the infrared receiver, controlling the first ultrasonic receiver and the second ultrasonic receiver to receive the ultrasonic signal transmitted by the ultrasonic transmitter; and the driving assembly is connected with the second single chip microcomputer, the driving assembly is used for driving the shopping cart, and the second single chip microcomputer is also used for controlling the driving assembly according to the ultrasonic signals received by the first ultrasonic receiver and the second ultrasonic receiver.
Specifically, the receiving component further comprises: pressure sensor, temperature and humidity sensor and electric quantity detection subassembly, the transmission subassembly still includes: a display screen; the transmitting assembly is connected with the receiving assembly through a hard wire, and the first single chip microcomputer is used for acquiring detection data of the pressure sensor, the temperature and humidity sensor and the electric quantity detection assembly through the hard wire and controlling the display screen to display the detection data.
Further, the automatic following device for shopping cart further comprises: the alarm assembly is arranged in the receiving assembly or the transmitting assembly and used for giving an alarm when the detection data of the pressure sensor, the temperature and humidity sensor and the electric quantity detection assembly are not higher than a preset standard.
Further, the drive assembly includes: a first drive motor and a second drive motor.
Further, the transmission assembly further comprises: and the switch assembly is connected with the first single chip microcomputer and used for controlling the first single chip microcomputer to work/stop working according to a user instruction.
The utility model discloses still provide an intelligent shopping cart, including the automatic device of following of foretell shopping cart.
The utility model has the advantages that:
the utility model discloses can adopt infrared ray receiving and dispatching technique to realize the sequential control to ultrasonic signal receiving and dispatching to can utilize ultrasonic wave receiving and dispatching technique, need not to carry out path planning in advance and can realize the automation of shopping cart and follow.
Drawings
FIG. 1 is a block diagram of an automatic following device for a shopping cart according to one embodiment of the present invention;
FIG. 2 is a schematic view of the arrangement of an automatic following device of a shopping cart according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of the operation of the automatic following device of the shopping cart according to one embodiment of the present invention;
FIG. 4 is a block diagram of an automatic following device for a shopping cart according to another embodiment of the present invention;
fig. 5a is a circuit topology diagram of a transmit assembly according to one specific example of the present invention;
fig. 5b is a circuit topology diagram of infrared reception according to a specific example of the present invention;
fig. 5c is a circuit topology diagram of a first ultrasonic receiver and a second ultrasonic receiver according to a specific example of the present invention;
fig. 5d is a circuit topology diagram of a drive assembly according to a specific example of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Fig. 1 is a block diagram schematically illustrating an automatic following device of a shopping cart according to an embodiment of the present invention. As shown in fig. 1, the apparatus includes: transmitting assembly 1, receiving assembly 2 and driving assembly 3
The transmitting component 1 comprises an infrared transmitter 101, an ultrasonic transmitter 102 and a first single chip microcomputer 103, the infrared transmitter 101 is used for transmitting infrared signals, the ultrasonic transmitter 102 is used for transmitting ultrasonic signals, and the first single chip microcomputer 103 is used for controlling the infrared transmitter 101 and the ultrasonic transmitter 102.
The receiving component 2 is arranged on the shopping cart, and the receiving component 2 comprises an infrared receiver 201, a first ultrasonic receiver 202, a second ultrasonic receiver 203 and a second single chip 204. As shown in fig. 2, the first ultrasonic receiver 202 and the second ultrasonic receiver 203 are respectively disposed at the left end and the right end of the front portion of the shopping cart, the infrared receiver 201 is disposed at the middle position of the front portion of the shopping cart, the infrared receiver 201 is configured to receive an infrared signal emitted by the infrared emitter 101, the second single chip 204 is respectively connected to the infrared receiver 201, the first ultrasonic receiver 202, and the second ultrasonic receiver 203, and the second single chip 204 is configured to control the first ultrasonic receiver 201 and the second ultrasonic receiver 202 to receive an ultrasonic signal emitted by the ultrasonic emitter 102 after the infrared receiver 201 receives the infrared signal emitted by the infrared emitter 101.
The driving component 3 is connected with the second single chip microcomputer 204, the driving component 3 is used for driving the shopping cart, and the second single chip microcomputer 204 is further used for controlling the driving component 3 according to the ultrasonic signals received by the first ultrasonic receiver 201 and the second ultrasonic receiver 202.
Specifically, emission subassembly 2 can be in the form of remote controller or bracelet to make things convenient for the user to hand, and when the user needs the shopping cart automatic follow-up, it can directly hand emission subassembly 2. The driving component 3 can be arranged in the bottom plate of the shopping cart, and the driving component 2 can drive four wheels of the shopping cart.
When a user needs the shopping cart to automatically follow the shopping cart, the transmitting assembly 2 is directly held by the hand, a corresponding user instruction is sent to control the transmitting module 2 to be opened, the automatic following device starts to work, and the first single chip microcomputer 103 controls the infrared transmitter 101 to transmit an infrared signal and then controls the ultrasonic transmitter 102 to transmit an ultrasonic signal. Once the infrared receiver 201 on the shopping cart receives the infrared signal, the second single chip 204 controls the left and right ultrasonic receivers 202 to start receiving the ultrasonic signal. Thus, as shown in FIG. 3, the first ultrasonic receiver 202 and the second ultrasonic receiver 203 at the left and right ends of the shopping cart and the ultrasonic transmitter 102 of the transmitting assembly 1 form a triangle. Assuming that the distance from the first ultrasonic receiver 202 to the ultrasonic transmitter 102 at one end is d1, and the distance from the second ultrasonic receiver 203 to the moving ultrasonic transmitter 102 at the other end is d2, when the shopping cart is facing the user, the distance d1 is d2, and when the user turns left, d1 is certainly less than d 2; similarly, when the user turns right, d1 is greater than d 2. When the user walks forwards, d1 and d2 are certainly longer than the set distance, the second single chip microcomputer 204 analyzes d1 and d2 according to the ultrasonic signals received by the first ultrasonic receiver 201 and the second ultrasonic receiver 202, controls the driving assembly 3 according to the analyzed data, and realizes operations such as turning, advancing, backing and the like of the shopping cart through the driving assembly 3, so that the following function of the transmitting assembly (the user) is achieved.
From this, the device adopts infrared ray receiving and dispatching technique to realize the time sequence control to ultrasonic signal receiving and dispatching to can utilize ultrasonic wave receiving and dispatching technique, need not to carry out path planning in advance and can realize the automation of shopping cart and follow, still be suitable for complicated and unordered route, effectively utilize electric power to replace the manpower, have higher price/performance ratio and higher practicality for the GPS system.
In an embodiment of the present invention, as shown in fig. 4, the driving assembly 3 may include: a first drive motor 301 and a second drive motor 302. The first drive motor 301 and the second drive motor 302 may drive the front wheels and the rear wheels of the shopping cart, respectively.
According to an embodiment of the present invention, as shown in fig. 4, the receiving assembly 2 may further include: pressure sensor 205, temperature and humidity sensor 206 and electric quantity detection component 207, emission component 1 can also include: a display screen 104. The transmitting assembly 1 is connected with the receiving assembly 2 through a hard line L, and the first single chip microcomputer 103 also acquires detection data of the pressure sensor 205, the temperature and humidity sensor 206 and the electric quantity detection assembly 207 through the hard line L and controls the display screen 104 to display the detection data.
Specifically, the Display screen 104 can be an LCD (Liquid Crystal Display), the pressure sensor 205, the temperature and humidity sensor 206 and the electric quantity detection component 207 can be arranged on the shopping cart according to actual requirements, the pressure sensor 205 can detect the pressure of articles in the shopping cart, the temperature and humidity sensor 206 can detect the temperature and humidity of the current environment, and the electric quantity detection component 207 can detect the electric quantity of the power supply module of the automatic following device. First singlechip 103 can acquire in real time through the hardwire, pressure sensor 205, temperature and humidity sensor 206 and electric quantity detection subassembly 207 detect data, and control display screen 104 shows the detection data, show the function condition of each function of each shopping cart in the status display interface, the user can know the article in the current shopping cart, the efficiency of equipment maintenance and maintenance in later stage also is greatly improved simultaneously, and the application has the hardwire to connect, make data present and report more swiftly and accurate, and convenient method and subassembly and receiving assembly manage in pairs.
When the automatic following device operates, the first single chip microcomputer 103 also detects a receiving path in real time according to the received detection data, if the detection data can be normally received, the path connection is judged to be normal, and if the detection data is abnormally received, the path connection is judged to be wrong. When the access connection is normal, the first single chip microcomputer 103 controls the display screen 104 or the corresponding indicator light to light green, when the connection is wrong, the first single chip microcomputer 103 controls the display screen 104 or the corresponding indicator light to light red, and meanwhile, the signal transmitter realizes alarming to remind the user equipment of the occurrence of a problem.
According to an embodiment of the present invention, the automatic following device may further include: the alarm assembly is arranged in the receiving assembly or the transmitting assembly and used for giving an alarm when the detection data of the pressure sensor, the temperature and humidity sensor and the electric quantity detection assembly are not higher than the preset standard.
Specifically, the alarm component may be a buzzer or a loudspeaker, the alarm component may be disposed in the transmitting component 1 or in the receiving component 2, if the alarm component is disposed in the transmitting component 1, the first single chip microcomputer 103 controls the alarm component to alarm when the acquired detection data exceeds a preset standard, and if the alarm component is disposed in the receiving component 2, the second single chip microcomputer 204 controls the alarm component to alarm when the acquired detection data exceeds the preset standard, for example, if the shopping cart is determined to be overweight according to the data detected by the gravity sensor, the alarm component is controlled to alarm to remind the user.
According to an embodiment of the present invention, as shown in fig. 4, the transmitting assembly 1 may further include: and the switch component 105, the switch component 105 is connected with the first single chip microcomputer 103, and the switch component 105 is used for controlling the first single chip microcomputer 103 to work or stop working according to a user instruction.
Specifically, the switch component 105 may be a key, a button, or a knob, and the user may send a user instruction through the touch switch component 105, for example, if the user wants to turn off the transmitting component 1, the user directly touches the switch component 105, the switch component 105 cuts off the power supply of the first single chip microcomputer 103, the first single chip microcomputer 103 stops working, and when the transmitting component 1 needs to be used, the user may touch the switch component 105 again.
Of course, the switch assembly 105 may be disposed on the shopping cart to control the operation/stop of the receiving assembly 2 according to the user's instruction.
As an example, in the present invention, the model of the first single chip microcomputer 103 can be STC12C5a60S2, the ultrasonic transmitter 102 can be MAX232, the infrared transmitter 101 can be a light emitting diode, the circuit topology of the infrared transmitter 101, the ultrasonic transmitter 102 and the first single chip microcomputer 103 of the transmitting assembly 1 can be shown with reference to fig. 5a, which is not described again in the present invention.
The utility model discloses in, the model and the structure of second singlechip 204 are the same with first singlechip 103, specifically can refer to fig. 5a, and the pin of first singlechip 103 passes through the hardwire with the pin of second singlechip 204 and links to each other to realize the communication between first singlechip 103 and the second singlechip 204.
As an example, the circuit topology of the infrared receiver 201 can refer to fig. 5b, and the model of the infrared receiver 201 can be HS0038a 2.
As an example, in the present invention, the circuit topology of the first ultrasonic receiver 202 and the second ultrasonic receiver 203 is the same, and specifically, refer to fig. 5 c.
As an example, in the present invention, the circuit topology of the driving assembly 3 can refer to fig. 5d, where U2 is the second single chip.
It can be understood that in fig. 5a-5C, R represents a resistor, C represents a capacitor, Q represents a transistor, D represents a diode, and the numbers only represent serial numbers, and the specific size can be set according to actual situations.
In summary, according to the automatic following device of the shopping cart of the present invention, the infrared emitter emits infrared signals, the ultrasonic emitter emits ultrasonic signals, the first single chip controls the infrared emitter and the ultrasonic emitter, the first ultrasonic receiver and the second ultrasonic receiver are respectively disposed at the left and right ends of the front portion of the shopping cart, the infrared receiver is disposed at the middle position of the front portion of the shopping cart, the infrared receiver receives the infrared signals emitted by the infrared emitter, the second single chip receives the infrared signals emitted by the infrared emitter after the infrared receiver receives the infrared signals, the first ultrasonic receiver and the second ultrasonic receiver are controlled to receive ultrasonic signals transmitted by the ultrasonic transmitter, and the second single chip microcomputer controls the driving assembly according to the ultrasonic signals received by the first ultrasonic receiver and the second ultrasonic receiver. Therefore, the device can adopt the infrared ray transceiving technology to realize the time sequence control of the transceiving of the ultrasonic signals, and can realize the automatic following of the shopping cart by utilizing the ultrasonic transceiving technology without carrying out path planning in advance.
Furthermore, the utility model discloses still provide an intelligent shopping cart, include the utility model discloses the automation of foretell shopping cart is followed the device.
According to the utility model discloses an intelligent shopping cart, through the automatic device of following of foretell shopping cart, can adopt infrared ray receiving and dispatching technique to realize the sequential control to ultrasonic signal receiving and dispatching to can utilize ultrasonic wave receiving and dispatching technique, need not to carry out path planning in advance and can realize the automation of shopping cart and follow.
In the description of the present invention, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. The meaning of "plurality" is two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. An automatic following device for a shopping cart, comprising:
the transmitting assembly comprises an infrared transmitter, an ultrasonic transmitter and a first single chip microcomputer, wherein the infrared transmitter is used for transmitting an infrared signal, the ultrasonic transmitter is used for transmitting an ultrasonic signal, and the first single chip microcomputer is used for controlling the infrared transmitter and the ultrasonic transmitter;
a receiving component arranged on the shopping cart, wherein the receiving component comprises an infrared receiver, a first ultrasonic receiver, a second ultrasonic receiver and a second singlechip, wherein the first ultrasonic receiver and the second ultrasonic receiver are respectively arranged at the left end and the right end of the front part of the shopping cart, the infrared receiver is arranged in the middle of the front part of the shopping cart and is used for receiving the infrared signal emitted by the infrared emitter, the second singlechip is respectively connected with the infrared receiver, the first ultrasonic receiver and the second ultrasonic receiver, the second singlechip is used for receiving the infrared signal transmitted by the infrared transmitter by the infrared receiver, controlling the first ultrasonic receiver and the second ultrasonic receiver to receive the ultrasonic signal transmitted by the ultrasonic transmitter;
and the driving assembly is connected with the second single chip microcomputer, the driving assembly is used for driving the shopping cart, and the second single chip microcomputer is also used for controlling the driving assembly according to the ultrasonic signals received by the first ultrasonic receiver and the second ultrasonic receiver.
2. The shopping cart automatic following device of claim 1, wherein said receiving assembly further comprises: pressure sensor, temperature and humidity sensor and electric quantity detection subassembly, the transmission subassembly still includes: a display screen;
the transmitting assembly is connected with the receiving assembly through a hard wire, and the first single chip microcomputer is used for acquiring detection data of the pressure sensor, the temperature and humidity sensor and the electric quantity detection assembly through the hard wire and controlling the display screen to display the detection data.
3. The automatic following device for shopping cart according to claim 2, further comprising:
the alarm assembly is arranged in the receiving assembly or the transmitting assembly and used for giving an alarm when the detection data of the pressure sensor, the temperature and humidity sensor and the electric quantity detection assembly are not higher than a preset standard.
4. The shopping cart automatic following device of claim 1, wherein the drive assembly comprises: a first drive motor and a second drive motor.
5. The automatic following device for shopping carts as claimed in any of claims 1-4, wherein the launching assembly further comprises: and the switch assembly is connected with the first single chip microcomputer and used for controlling the first single chip microcomputer to work/stop working according to a user instruction.
6. An intelligent shopping cart, characterized in that it comprises an automatic following device of a shopping cart according to any one of claims 1 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021399575.2U CN213240904U (en) | 2020-07-15 | 2020-07-15 | Automatic following device of shopping cart and intelligent shopping cart |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021399575.2U CN213240904U (en) | 2020-07-15 | 2020-07-15 | Automatic following device of shopping cart and intelligent shopping cart |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213240904U true CN213240904U (en) | 2021-05-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021399575.2U Active CN213240904U (en) | 2020-07-15 | 2020-07-15 | Automatic following device of shopping cart and intelligent shopping cart |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213240904U (en) |
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- 2020-07-15 CN CN202021399575.2U patent/CN213240904U/en active Active
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