Flexible wearable apple quality detection equipment

Abstract

The utility model relates to the technical field of product quality detection, in particular to flexible wearable apple quality detection equipment, which comprises a flexible glove integrally formed by a finger sleeve and a palm sleeve, a micro camera is fixedly mounted on the inner side of a first isolating ring, a protective lens is fixedly connected to the front side of the first isolating ring, and the protective lens is fixedly connected to the rear side of the first isolating ring. A signal acquisition card is fixedly installed on the inner rear wall of the second isolating ring, and a piezoelectric transduction probe is fixedly installed on the front face of the signal acquisition card. According to the flexible wearable apple quality detection equipment, a flexible glove structure is designed to facilitate wearing, at the moment, an apple is held by a hand and the position of the apple is changed, a micro camera collects different positions of the surface of the apple and obtains appearance data, and then a piezoelectric transduction probe is used for sending detection ultrasonic waves into the apple; at the moment, the signal acquisition card receives and records the echo signal, and the system calculates the pulp thickness in the apple and the sugar content at different positions according to the characteristics of the echo signal.

Description

TECHNICAL FIELD

[0001] The utility model relates to product quality detection technical field, concretely is flexible wearable apple quality detection equipment. BACKGROUND

[0002] Apple quality detection equipment, by name, refers to a series of devices for detecting the surface damage degree, fruit size, flesh fullness and flesh sugar degree of apples, which are used as the judgment standard of the quality of apples, since the fruit yield is large, manual identification detection is relatively tedious and slow, therefore, the existing detection assembly line adopts machine vision and optical detection method to improve the detection efficiency.

[0003] According to the utility model patent with the Chinese patent publication No. CN220063858U, an apple quality detection device is disclosed, which sequentially transports apples to the detection lens through a conveying belt, and uses a CCD camera to shoot pictures of the apple surface for identification and detection.

[0004] However, the CCD camera is located above the conveying belt, and only pictures of the apple from the overhead perspective can be collected during the apple conveying process, which cannot effectively obtain picture data of multiple surfaces of the apple compared with manual wearable mode detection, and the apple quality detection device cannot further collect data of the internal flesh, so there is still room for improvement in the method of apple detection. UTILITY MODEL CONTENT

[0005] (I) Technical problem solved

[0006] The technical problem to be solved by the utility model is to provide a flexible wearable apple quality detection equipment capable of collecting apple surface pictures from multiple angles and detecting flesh sugar.

[0007] (II) Technical scheme

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a flexible wearable apple quality detection equipment, which comprises a flexible glove integrated by a finger sleeve and a palm sleeve, and a detection assembly is arranged on the outer side of the flexible glove.

[0009] The detection assembly comprises a first isolation ring fixed on the outside of the finger sleeve, a miniature camera is fixedly installed on the inner side of the first isolation ring, a protective lens is fixedly connected to the front of the first isolation ring, a second isolation ring is fixedly connected to the outside of the palm sleeve, a signal acquisition card is fixedly installed on the inner back wall of the second isolation ring, and a piezoelectric transducer probe is fixedly installed on the front of the signal acquisition card.

[0010] Further, the finger sleeve and palm sleeve are both polyester fiber structures, the first isolation ring is a hard rubber ring structure and is fixedly bonded to one of the finger sleeves, and the protective lens is a quartz glass structure.

[0011] Further, the miniature camera includes a lens module fixed to the rear wall of the first isolation ring, the front end of the lens module is provided with a lens aperture and a filter, the inside of the lens module is provided with a CMOS image sensor and a digital signal processing chip, the digital signal processing chip includes a first analog-to-digital converter and a digital signal processor, and the CMOS image sensor is signal connected with the first analog-to-digital converter.

[0012] Further, the inner layer of the flexible glove is sewn with an electric control element, the electric control element includes a lithium battery compartment located on the back of the inner side of the palm sleeve, the lithium battery compartment is connected with a first lead wire, and the first lead wire is electrically connected with the lens module.

[0013] Further, the inner side of the palm sleeve is fixed with a circuit board, the circuit board is provided with a wiring terminal and a single-chip microcomputer module, the wiring terminal is connected with a second lead wire, and the second lead wire is connected with the output port of the digital signal processor.

[0014] Further, the piezoelectric transducer probe is provided with an ultrasonic transmitter and a receiver, the lithium battery compartment is connected with a third lead wire, and the third lead wire is electrically connected with the piezoelectric transducer probe.

[0015] Further, the wiring terminal is connected with a fourth lead wire, and the fourth lead wire is connected with the output port of the signal acquisition card. Beneficial effects

[0016] Compared with the prior art, the technical scheme of the present application has the following beneficial effects:

[0017] 1. The flexible wearable apple quality detection device is convenient to wear through the design of the flexible glove structure, at this time, the apple is held and the position of the apple is changed, the miniature camera collects different positions on the surface of the apple, and the imaging system is uploaded to judge the surface damage degree, the fruit size and the fullness of the apple and other external data.

[0018] 2. The flexible wearable apple quality detection device is provided with a piezoelectric transducer probe on the palm, which is attached to the surface of the apple when holding the apple, and sends detection ultrasonic waves to the inside of the apple, the pulp thickness and sugar distribution reflect part of the ultrasonic signals back to the piezoelectric transducer probe, at this time, the signal acquisition card is used to receive and record the echo signals, the system calculates the pulp thickness inside the apple and the sugar content at different positions according to the characteristics of the echo signals, and realizes the detection effect of the internal data of the apple. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1The utility model discloses flexible glove structure front view,

[0020] Figure 2 The utility model discloses flexible glove structure rear view,

[0021] Figure 3 For Figure 2 View angle middle lithium cell compartment wiring structure schematic diagram,

[0022] Figure 4 For Figure 2 View angle middle circuit board wiring structure schematic diagram,

[0023] Figure 5 For the utility model miniature camera structure schematic diagram.

[0024] In the drawing: 1, flexible gloves;101, finger cover;102, palm cover;2, detection assembly;201, first isolation ring;202, miniature camera;2021, lens module;2022, lens aperture;2023, optical filter;2024, CMOS image sensor;2025, digital signal processing chip;203, protective lens;204, second isolation ring;205, signal acquisition card;206, piezoelectric transducer probe;3, electric control element;301, lithium cell compartment;302, first wire;303, circuit board;3031, wiring terminal;3032, single-chip microcomputer module;304, second wire;305, third wire;306, fourth wire. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0026] Please refer to Figures 1-5 Flexible wearable apple quality detection equipment, including the flexible gloves 1 that is integrated by finger cover 101 and palm cover 102, the outside of flexible gloves 1 is provided with detection assembly 2, and the inner layer of flexible gloves 1 is sewed with electric control element 3.

[0027] The detection assembly 2 comprises a first isolation ring 201 fixed outside the finger sleeve 101, the inner side of the first isolation ring 201 is fixedly provided with a miniature camera 202, the miniature camera 202 is used for collecting apple surface picture data, the front surface of the first isolation ring 201 is fixedly connected with a protective lens 203, the protective lens 203 can protect the camera, the outer side of the palm sleeve 102 is fixedly connected with a second isolation ring 204, the inner back wall of the second isolation ring 204 is fixedly provided with a signal acquisition card 205, the signal acquisition card 205 is used for recording echo signals, and the front surface of the signal acquisition card 205 is fixedly provided with a piezoelectric transducer probe 206, which is used for transmitting and receiving ultrasonic signals.

[0028] The electric control element 3 comprises a lithium battery compartment 301 located on the inner back surface of the palm sleeve 102, the lithium battery compartment 301 comprises a lithium battery pack and a charging port, which facilitates energy storage and discharge, the lithium battery compartment 301 is connected with a first lead wire 302, the first lead wire 302 is used for supplying power to the miniature camera 202, the inner back surface of the palm sleeve 102 is fixedly provided with a circuit board 303, the circuit board 303 is provided with a wiring terminal 3031 and a single-chip microcomputer module 3032, the wiring terminal 3031 is connected with a second lead wire 304, the second lead wire 304 is used for transmitting image acquisition signals to the single-chip microcomputer module 3032 for identification, the lithium battery compartment 301 is connected with a third lead wire 305, the third lead wire 305 is used for supplying power to the piezoelectric transducer probe 206, and the wiring terminal 3031 is connected with a fourth lead wire 306, the fourth lead wire 306 is used for transmitting echo signal data of the signal acquisition card 205 to the single-chip microcomputer module 3032 for identification.

[0029] According to Figure 1 and Figure 2 , the finger sleeve 101 and the palm sleeve 102 of the polyester fiber structure can ensure the softness while improving the wear resistance of the glove, the miniature camera 202 is arranged inside the first isolation ring 201, so as to improve the protection effect of the camera, and the protective lens 203 made of quartz glass has excellent optical properties and strength.

[0030] According to Figure 1 and Figure 5 , the lens aperture 2022 and the optical filter 2023 focus the collected light on the pixel array structure of the CMOS image sensor 2024, the pixel array structure is electrically controlled by a control circuit and has a plurality of photodiodes, realizes independent photoelectric conversion and storage of electric charge, and then the CMOS image sensor 2024 performs exposure and readout operation on the pixels, processes analog electric signals from the pixel array and outputs continuous electric signals;

[0031] The first analog-to-digital converter converts the continuous electrical signal into a digital signal, which is optimized by the digital signal processor, and then transmitted to the single-chip microcomputer module 3032 through the second wire 304, so as to identify the picture data of different positions on the surface of the apple, and determine the surface damage degree according to the classification model constructed by the system.

[0032] According to Figure 1 and Figure 3 and Figure 4 As shown in the figure, the piezoelectric transducer probe 206 converts electrical energy into vibration energy, and uses an ultrasonic transmitter to emit ultrasonic signals to the inside of the apple. At this time, the change of the internal sugar content will cause the density, elasticity and other physical properties of the flesh tissue to change, thereby affecting the propagation characteristics and attenuation of the ultrasonic wave in it. Different sugar content areas will have reflection phenomenon, and the intensity and frequency characteristics of the reflected wave are related to the sugar content.

[0033] The reflected ultrasonic signals are received by the receiver and recorded by the signal acquisition card 205. The system calculates the sugar content at different positions inside the apple according to the characteristics of the echo signal, such as the strength of the echo amplitude, the length of the echo time, and the spectral characteristics of the echo signal, combined with the analysis model constructed by the system.

[0034] As described above, the flexible wearable apple quality detection device is designed to be convenient to wear by designing the structure of the flexible glove 1. At this time, the apple is held and the position of the apple is changed. The miniature camera 202 collects the different positions on the surface of the apple, uploads the imaging system, and judges the surface damage degree, apple fruit size, and fullness of the external data of the apple.

[0035] When holding the apple, the piezoelectric transducer probe 206 provided at the palm is attached to the surface of the apple, and detection ultrasonic waves are sent to the inside of the apple. The flesh thickness and sugar distribution will reflect part of the ultrasonic signals back to the piezoelectric transducer probe 206. At this time, the signal acquisition card 205 is used to receive and record the echo signal. The system calculates the flesh thickness and sugar content at different positions inside the apple according to the characteristics of the echo signal, and realizes the detection effect of the internal data of the apple.

[0036] It is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting; it is not intended to exclude myriad other embodiments of the present application that other inventors can develop based on the same general inventive concepts embodied by the described embodiments. That is, although the present application is described in terms of particular embodiments and implementations, it is to be understood that the terminology used is for the purpose of descriptive clarity and that it is intended to be limited only by the words recited in the appended claims. The scope of the present application shall be limited only by the claims.

[0037] While the embodiments of the present application have been shown and described with respect to particular embodiments thereof, it will be understood by those skilled in the art that various changes in form and details can be made therein without departing from the spirit and scope of the application. Therefore, the scope of the application should not be limited by the embodiments, but should be defined only in accordance with the following claims and their equivalents.

Claims

1. A flexible wearable device for detecting quality of apples, comprising a flexible glove (1) integrated by a finger sleeve (101) and a palm sleeve (102), characterized in that: The outer side of the flexible glove (1) is provided with a detection assembly (2); The detection assembly (2) comprises a first isolation ring (201) fixed outside the finger sleeve (101), a miniature camera (202) fixedly installed on the inner side of the first isolation ring (201), a protective lens (203) fixedly connected to the front of the first isolation ring (201), a second isolation ring (204) fixedly connected to the outside of the palm sleeve (102), a signal acquisition card (205) fixedly installed on the inner back wall of the second isolation ring (204), and a piezoelectric transducer probe (206) fixedly installed on the front of the signal acquisition card (205).

2. The flexible wearable apple quality detection device according to claim 1, wherein: The finger sleeve (101) and the palm sleeve (102) are both polyester fiber structures, the first isolation ring (201) is a hard rubber ring structure and is fixedly bonded with one of the finger sleeves (101), and the protective lens (203) is a quartz glass structure. 3.The flexible wearable apple quality detection device of claim 1, wherein: The miniature camera (202) comprises a lens module (2021) fixed to the inner back wall of the first isolation ring (201), a lens aperture (2022) and a light filter (2023) arranged at the front end of the lens module (2021), a CMOS image sensor (2024) and a digital signal processing chip (2025) arranged inside the lens module (2021), the digital signal processing chip (2025) comprising a first analog-to-digital converter and a digital signal processor, and the CMOS image sensor (2024) being signal connected with the first analog-to-digital converter.

4. The flexible wearable apple quality detection device according to claim 3, wherein: The inner layer of the flexible glove (1) is sewn with an electric control element (3), the electric control element (3) comprises a lithium battery compartment (301) located on the inner back surface of the palm sleeve (102), the lithium battery compartment (301) is connected with a first lead wire (302), and the first lead wire (302) is electrically connected with the lens module (2021). 5.The flexible wearable apple quality detection device of claim 3, wherein: The inner back surface of the palm sleeve (102) is fixedly provided with a circuit board (303), the circuit board (303) is provided with a wiring terminal (3031) and a single-chip microcomputer module (3032), the wiring terminal (3031) is connected with a second lead wire (304), and the second lead wire (304) is connected with the output port of the digital signal processor. 6.The flexible wearable apple quality detection device of claim 4, wherein: The piezoelectric transducer probe (206) is provided with an ultrasonic transmitter and a receiver, the lithium battery compartment (301) is connected with a third lead wire (305), and the third lead wire (305) is electrically connected with the piezoelectric transducer probe (206). 7.The flexible wearable apple quality detection device of claim 5, wherein: The wiring terminal (3031) is connected with a fourth lead wire (306), and the fourth lead wire (306) is connected with the output port of the signal acquisition card (205).

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