Modularized intelligent trolley

Abstract

The utility model relates to the technical field of intelligent trolleys, and discloses a modularized intelligent trolley which comprises a trolley shell, the top of the trolley shell is fixedly connected with a core plate, the bottom of the trolley shell is fixedly connected with a mounting sleeve, and the bottom of the mounting sleeve is in threaded connection with a bottom shell. The visual transmission module is arranged on the front face of the ultrasonic obstacle avoidance module, the bottom of the visual transmission module makes contact with the top surface of the trolley shell, the layout is beneficial to collection of visual information, the visual transmission module can obtain image information of the surrounding environment, the visual transmission module is used in cooperation with the ultrasonic obstacle avoidance module, and the surrounding environment can be sensed more comprehensively; according to the technical scheme, more data support is provided for intelligent decision making of the trolley, the tracking module is located at the top of the bottom shell, the trolley can run along a preset track through the tracking module, in some specific application scenes such as material transportation on an automatic production line, the tracking module can ensure that the trolley accurately reaches a designated position, and the working efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to intelligent trolley technical field especially relates to a modular intelligent trolley. BACKGROUND

[0002] Intelligent trolley is a kind of automation equipment integrated with multiple sensors, computer vision, machine learning and artificial intelligence technology, mainly used to execute various tasks, such as environmental monitoring, logistics transportation, home service, security patrol etc.Intelligent trolley usually has autonomous navigation, path planning, obstacle detection and obstacle avoidance ability, can autonomously complete task in complex environment.

[0003] The existing modular intelligent trolley cannot carry out optimal path planning according to real-time road conditions, and the car that is not intelligent enough can only travel according to the preset fixed route in the area with multiple branch junctions or irregular obstacle distribution, cannot flexibly adjust the route to avoid congestion or dangerous area, which can lead to low trolley travel efficiency, and even can fall into the predicament of being unable to continue to go forward. UTILITY MODEL CONTENT

[0004] To solve the above technical problems, the utility model provides a modular intelligent trolley.

[0005] The utility model adopts the following technical scheme realization: a kind of modular intelligent trolley, including trolley shell, the top of the trolley shell is fixedly connected with core board, the bottom of the trolley shell is fixedly connected with mounting sleeve, the bottom of the mounting sleeve is threadedly connected with bottom shell, the top of the bottom shell is fixedly connected with drive bottom plate, the top of the trolley shell is fixedly connected with ultrasonic obstacle avoidance module, the front of the ultrasonic obstacle avoidance module is fixedly connected with visual transmission module, the bottom of the trolley shell is fixedly connected with mounting frame, the inside of the mounting frame is inserted with drive motor, the output of the drive motor is engaged with transmission gear, the inside of the transmission gear is fixedly connected with transmission assembly, the output of the transmission assembly is fixedly connected with drive wheel, the top of the core board is fixedly connected with intelligent voice module, the top of the bottom shell is fixedly connected with tracking module.

[0006] Through the above technical scheme, the core of ultrasonic obstacle avoidance module HC-SR04 ultrasonic distance sensor is two ultrasonic sensors, one is used as transmitter, converts electrical signal into 40KHz ultrasonic pulse, receiver listens to the transmitted pulse, if receiving them, it will generate an output pulse, the width can be used to determine the distance of pulse propagation, the sensor is small in size, easy to use in any robot project, and provides excellent non-contact range detection between 2cm and 400cm, with 3mm accuracy.

[0007] As a further improvement of the above-mentioned scheme, the number of installation sleeves is set to several, and the several installation sleeves are distributed symmetrically left and right around the trolley shell, and the bottom shell is located at the bottom of the trolley shell.

[0008] As a further improvement of the above-mentioned scheme, the number of driving wheels is set to four, and each two is a group, and the four driving wheels are distributed symmetrically left and right around the trolley shell.

[0009] As a further improvement of the above-mentioned scheme, the driving bottom plate is located at the bottom of the trolley shell, and the bottom of the visual transmission module is in contact with the top surface of the trolley shell.

[0010] Through the above technical scheme, the visual transmission module adopts an ESP32Cam module, the core of which is an ESP32-S chip, which is a powerful processor supporting Wi-Fi and Bluetooth functions, and is equipped with an OV2640 camera module and can support other types of cameras. Through the wireless communication function of the camera and the ESP32, the image recognition and collection function can be realized, and the image transmission experiment can be realized by cooperating with the mobile phone APP and the webpage. The bottom plate carries a TypeC interface and a serial chip, which can realize power supply, download and program burning, and is equipped with a 300mAh battery, which can operate independently.

[0011] As a further improvement of the above-mentioned scheme, the intelligent voice module is located at the top of the trolley shell, the ultrasonic obstacle avoidance module is located at the top of the trolley shell, and the visual transmission module is located at the top of the trolley shell.

[0012] Through the above technical scheme, the intelligent voice module SU-T is a low-cost, low-power, small-size high-performance offline voice module, which directly controls the voice without networking and mobile phone. The AI intelligent voice chip is sensitive to voice instructions, which can be controlled through voice recognition and serial communication, and can realize intelligent voice control scenes by cooperating with other peripheral modules.

[0013] As a further improvement of the above-mentioned scheme, the number of installation frames and driving motors is set to several, and the several installation frames and driving motors are distributed symmetrically around the trolley shell.

[0014] As a further improvement of the above-mentioned scheme, the transmission assembly is fixedly connected to the bottom of the trolley shell, the transmission assembly is located at the top of the bottom shell, and the transmission teeth are located at the bottom of the trolley shell.

[0015] Compared with the prior art, the beneficial effects of the present application are:

[0016] The utility model discloses a visual transmission module is located the front of ultrasonic obstacle avoidance module, and its bottom is contacted with the top surface of trolley shell, and this layout is favorable to the collection of visual information, and the visual transmission module can acquire the image information of surrounding environment, and is used in cooperation with ultrasonic obstacle avoidance module, can more comprehensively perceive surrounding environment, provides more data support for the intelligent decision of trolley, and tracking module is located the top of bottom shell, and it can make trolley travel along the preset track, and in some specific application scene, such as material transportation on the automatic production line, tracking module can ensure that trolley reaches the designated position accurately, improves work efficiency.

[0017] The utility model discloses a drive motor's output end engages transmission tooth, and transmission tooth inside fixed connection transmission assembly, and the output of transmission assembly is fixedly connected with drive wheel, and this transmission structure can effectively transmit the power of drive motor to drive wheel, guarantees the efficiency and stability of power transmission, makes trolley can travel smoothly, and four drive wheels are distributed with the left and right symmetry around trolley shell, and every two are a group, and this layout makes trolley have better stability in the driving process, and two groups of drive wheels can work cooperatively in the driving process, for example, when turning, realizes smooth steering through the speed adjustment of different groups of drive wheels. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is whole structure schematic diagram of the utility model;

[0019] Figure 2 It is bottom shell split structure schematic diagram of the utility model;

[0020] Figure 3 It is structure schematic diagram of the utility model from the bottom;

[0021] Figure 4 It is structure schematic diagram of the utility model from the right;

[0022] Main symbol explanation:

[0023] 1, trolley shell;2, core board;3, mounting sleeve;4, bottom shell;5, drive bottom plate;6, drive wheel;7, ultrasonic obstacle avoidance module;8, visual transmission module;9, tracking module;10, intelligent voice module;11, mounting frame;12, drive motor;13, transmission tooth;14, transmission assembly. DETAILED DESCRIPTION

[0024] Below, combining the drawings and specific implementation, the utility model is described further, need explaining, under the premise of not conflicting, the following described each embodiment or each technical feature between can form new embodiment arbitrarily.

[0025] Embodiment:

[0026] Please combine Figures 1-4 The modular intelligent trolley of the embodiment comprises a trolley shell 1, a core board 2 fixedly connected to the top of the trolley shell 1, an installation sleeve 3 fixedly connected to the bottom of the trolley shell 1, a bottom shell 4 threadedly connected to the bottom of the installation sleeve 3, a driving bottom plate 5 fixedly connected to the top of the bottom shell 4, an ultrasonic obstacle avoidance module 7 fixedly connected to the top of the trolley shell 1, a visual transmission module 8 fixedly connected to the front of the ultrasonic obstacle avoidance module 7, an installation frame 11 fixedly connected to the bottom of the trolley shell 1, a driving motor 12 inserted into the installation frame 11, a transmission gear 13 engaged with the output end of the driving motor 12, a transmission assembly 14 fixedly connected to the inside of the transmission gear 13, a driving wheel 6 fixedly connected to the output end of the transmission assembly 14, an intelligent voice module 10 fixedly connected to the top of the core board 2, and a tracking module 9 fixedly connected to the top of the bottom shell 4. The visual transmission module 8 is arranged on the front of the ultrasonic obstacle avoidance module 7 and contacts the top surface of the trolley shell 1 at the bottom, which is conducive to the collection of visual information. The visual transmission module 8 can obtain image information of the surrounding environment and is used in cooperation with the ultrasonic obstacle avoidance module 7 to comprehensively perceive the surrounding environment and provide more data support for intelligent decision-making of the trolley. The tracking module 9 is arranged on the top of the bottom shell 4 and can make the trolley travel along a preset track. In some specific application scenarios, such as material transportation on an automatic production line, the tracking module 9 can ensure that the trolley accurately reaches a designated position and improves work efficiency.

[0027] The core of the ultrasonic obstacle avoidance module 7 HC-SR04 ultrasonic distance sensor is two ultrasonic sensors, one of which is used as a transmitter to convert electrical signals into 40KHz ultrasonic pulses, and the receiver listens for the transmitted pulses, which will generate an output pulse if they are received, the width of which can be used to determine the distance traveled by the pulse. The sensor is small in size, easy to use in any robot project, and provides excellent non-contact range detection between 2 cm and 400 cm with an accuracy of 3 mm.

[0028] The number of installation sleeves 3 is set to several, and the several installation sleeves 3 are distributed symmetrically left and right around the trolley shell 1. The bottom shell 4 is located at the bottom of the trolley shell 1.

[0029] The number of driving wheels 6 is set to four, and each two is a group. The four driving wheels 6 are distributed symmetrically left and right around the trolley shell 1.

[0030] The driving bottom plate 5 is located at the bottom of the trolley shell 1, and the bottom of the visual transmission module 8 contacts the top surface of the trolley shell 1.

[0031] The visual transmission module 8 adopts an ESP32Cam module, the core of which is an ESP32-S chip, which is a powerful processor supporting Wi-Fi and Bluetooth functions, is equipped with an OV2640 camera module, and can support other types of cameras. Through the wireless communication function of the camera and the ESP32, the function of image recognition and collection can be realized. The bottom plate carries a TypeC interface and a serial chip, which can realize power supply, download and program burning. It is equipped with a 300mAh battery and can operate independently.

[0032] The intelligent voice module 10 is located at the top of the car shell 1, the ultrasonic obstacle avoidance module 7 is located at the top of the car shell 1, and the visual transmission module 8 is located at the top of the car shell 1.

[0033] The intelligent voice module 10 SU-T is a low-cost, low-power, small-size high-performance off-line voice module, which directly controls the voice without networking and mobile phone. The AI intelligent voice chip is sensitive to voice instructions, which can be controlled by voice recognition and serial communication, and can realize intelligent voice control scene with other peripheral modules.

[0034] The number of installation frames 11 and drive motors 12 is set to several, and the several installation frames 11 and drive motors 12 are symmetrically distributed around the car shell 1. The output end of the drive motor 12 is engaged with the transmission gear 13, the transmission gear 13 is fixedly connected with the transmission assembly 14 inside, and the output end of the transmission assembly 14 is fixedly connected with the drive wheel 6. This transmission structure can effectively transmit the power of the drive motor 12 to the drive wheel 6, ensuring the efficiency and stability of power transmission, so that the car can smoothly drive. Four drive wheels 6 are symmetrically distributed around the car shell 1, and each two are a group. This layout makes the car have better stability during driving. During driving, the two groups of drive wheels 6 can work cooperatively, for example, when turning, smooth turning can be realized by adjusting the speed of different groups of drive wheels 6.

[0035] The transmission assembly 14 is fixedly connected to the bottom of the car shell 1, the transmission assembly 14 is located at the top of the bottom shell 4, and the transmission gear 13 is located at the bottom of the car shell 1.

[0036] The implementation principle of the modular intelligent trolley in the embodiment of the application is that the visual transmission module 8 is arranged on the front of the ultrasonic obstacle avoidance module 7, the bottom of the visual transmission module 8 is in contact with the top surface of the trolley shell 1, this layout is beneficial to the collection of visual information, the visual transmission module 8 can obtain image information of the surrounding environment, and is used in cooperation with the ultrasonic obstacle avoidance module 7, so that the surrounding environment can be more comprehensively perceived, and more data support can be provided for intelligent decision-making of the trolley, the tracking module 9 is arranged on the top of the bottom shell 4, the tracking module 9 can make the trolley travel along a preset track, in some specific application scenarios, such as material transportation on an automatic production line, the tracking module 9 can ensure that the trolley accurately reaches a specified position, and the working efficiency is improved, the output end of the driving motor 12 is engaged with the transmission tooth 13, the transmission tooth 13 is fixedly connected with the transmission assembly 14 in the inside, the output end of the transmission assembly 14 is fixedly connected with the driving wheel 6, this transmission structure can effectively transmit the power of the driving motor 12 to the driving wheel 6, the efficiency and stability of power transmission are ensured, the trolley can smoothly travel, the four driving wheels 6 are distributed in a left-right symmetrical manner around the trolley shell 1, and each two driving wheels form a group, this layout makes the trolley have better stability during travel, and the two groups of driving wheels 6 can work cooperatively during driving, for example, when turning, the speed of different groups of driving wheels 6 is adjusted to realize smooth turning.

[0037] The above embodiment is only a preferred embodiment of the utility model, and cannot be used to limit the range of protection of the utility model, and any non-substantial change and replacement made by a person skilled in the art on the basis of the utility model belongs to the range of protection of the utility model.

Claims

1. A modular intelligent vehicle, characterized in that, The system includes a car shell (1), a core plate (2) fixedly connected to the top of the car shell (1), an mounting sleeve (3) fixedly connected to the bottom of the car shell (1), a bottom shell (4) threadedly connected to the bottom of the mounting sleeve (3), a drive base plate (5) fixedly connected to the top of the bottom shell (4), an ultrasonic obstacle avoidance module (7) fixedly connected to the top of the car shell (1), and a visual transmission module (8) fixedly connected to the front of the ultrasonic obstacle avoidance module (7). (1) is fixedly connected to the bottom of the mounting frame (11), and a drive motor (12) is inserted inside the mounting frame (11). The output end of the drive motor (12) is engaged with a transmission gear (13). The transmission gear (13) is fixedly connected to the inside of the transmission assembly (14). The output end of the transmission assembly (14) is fixedly connected to a drive wheel (6). The top of the core plate (2) is fixedly connected to an intelligent voice module (10), and the top of the bottom shell (4) is fixedly connected to a tracking module (9).

2. The modular intelligent vehicle as described in claim 1, characterized in that: The number of the mounting sleeves (3) is set to several, and the several mounting sleeves (3) are symmetrically distributed on the left and right sides with the trolley shell (1) as the center. The bottom shell (4) is located at the bottom of the trolley shell (1).

3. A modular intelligent vehicle as described in claim 1, characterized in that: The number of drive wheels (6) is set to four, and each pair is a group of two. The four drive wheels (6) are symmetrically distributed on the left and right sides with the outer shell (1) of the car as the center.

4. A modular intelligent vehicle as described in claim 1, characterized in that: The drive base plate (5) is located at the bottom of the car shell (1), and the bottom of the vision transmission module (8) is in contact with the top surface of the car shell (1).

5. A modular intelligent vehicle as described in claim 1, characterized in that: The intelligent voice module (10) is located on the top of the car shell (1), the ultrasonic obstacle avoidance module (7) is located on the top of the car shell (1), and the visual transmission module (8) is located on the top of the car shell (1).

6. A modular intelligent vehicle as described in claim 1, characterized in that: The number of the mounting frame (11) and drive motor (12) is set to several, and the several mounting frames (11) and drive motors (12) are symmetrically distributed around the car shell (1).

7. A modular intelligent vehicle as described in claim 1, characterized in that: The transmission assembly (14) is fixedly connected to the bottom of the car body (1), the transmission assembly (14) is located at the top of the bottom shell (4), and the transmission gear (13) is located at the bottom of the car body (1).

Images