CN215640994U

CN215640994U - Seed cotton resistance detection device

Info

Publication number: CN215640994U
Application number: CN202121788588.3U
Authority: CN
Inventors: 王婷婷; 张学东; 施明登
Original assignee: Tarim University
Current assignee: Tarim University
Priority date: 2021-08-03
Filing date: 2021-08-03
Publication date: 2022-01-25
Anticipated expiration: 2031-08-03

Abstract

The utility model discloses a seed cotton resistance detection device, which comprises a base and an STM32F103 main control chip, wherein a placing box is fixedly arranged in the middle of the top end of the base, the bottom end of the inner wall of the placing box is contacted with the bottom end of a pressing plate, a copper-clad polar plate is adhered to the top end of the pressing plate, four polar plates are contacted with the top end of the copper-clad polar plate, a pressing rod is contacted with the top end of the copper-clad polar plate, the top end of the pressing rod is fixedly arranged at the bottom end of a gravity block, the copper-clad polar plate is electrically connected with the STM32F103 main control chip through a signal adjusting module and an A/D conversion module respectively, the STM32F103 main control chip is electrically connected with an OLED display module and a keyboard circuit module, the STM32F103 main control chip is electrically connected with a DHT11 sensor, the seed cotton resistance value and the temperature and humidity data of the environment can be accurately detected, a regression model can be established through a neural network to obtain the moisture regain data, and the method has low cost, the accuracy is high, and the method has certain popularization significance.

Description

Seed cotton resistance detection device

Technical Field

The utility model relates to the field of cotton detection, in particular to a seed cotton resistance detection device.

Background

The introduction of the mechanical cotton picking technology solves the problem of labor force shortage, however, the mechanical cotton picking has the advantages of high efficiency and high yield and is accompanied with the defect of high moisture, the humidity has great influence on the quality of cotton in each link of cotton processing and production, on one hand, the storage and transportation of the cotton are difficult due to overhigh moisture regain of seed cotton, and the elasticity of the cotton is reduced; on the other hand, the moisture regain of the seed cotton is too low, so that the cotton bale is broken, and accurate data of the moisture regain of the seed cotton can be obtained only by accurately detecting the seed cotton.

In the existing life, the traditional detection device cannot detect the resistance value of seed cotton and the temperature and humidity data of the environment, and further cannot establish a regression model through a neural network to obtain moisture regain data, so that the detection cost is high, the detection accuracy is low, and certain popularization significance is not provided, so that the seed cotton resistance detection device is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a seed cotton resistance detection device to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a seed cotton resistance detection device, includes base and STM32F103 main control chip, a serial communication port, the fixed box of placing that is equipped with in middle part on base top, the bottom of placing the box inner wall and the bottom contact of pressing the clamp plate, the top of pressing the clamp plate is pasted and is equipped with the copper polar plate, the top contact of covering the copper polar plate is equipped with four polar plates, the top contact of covering the copper polar plate is equipped with presses the depression bar, the fixed bottom that sets up at the gravity piece in top of pressing the depression bar, cover the copper polar plate respectively through signal adjustment module and AD conversion module and STM32F103 main control chip electric connection, STM32F103 main control chip electric connection has OLED display module and keyboard circuit module, STM32F103 main control chip and DHT11 temperature and humidity sensor electric connection.

Preferably, bolts are fixedly arranged on four sides of the bottom end of the base.

Preferably, the placing box is made of acrylic plates, and the size of the placing box is 22cm by 10cm by 15 cm.

Preferably, the pressing plate is made of acrylic plates, and the size of the pressing plate is 21.5cm by 9.5 cm.

Preferably, the copper-clad plate has a size of 21.5cm by 2cm by 0.2 cm.

Preferably, the four said plates have dimensions of 2cm by 0.2 cm.

The utility model has the technical effects and advantages that:

(1) the seed cotton resistance detection device can accurately detect the resistance value of seed cotton and the temperature and humidity data of the environment, a regression model can be established through a neural network to obtain the moisture regain data, meanwhile, the method is low in cost, high in accuracy and has certain popularization significance, a connected wire can be led out through the hole of the acrylic plate, and unevenness of the acrylic plate cannot be caused.

Drawings

FIG. 1 is a top perspective view of the present invention.

FIG. 2 is a schematic diagram of a module structure according to the present invention.

Fig. 3 is a schematic top perspective view of the present invention.

In the figure: 1. a base; 2. placing the box; 3. a pressing plate; 4. a pressing lever; 5. a gravity block; 6. a bolt; 7. DHT11 temperature and humidity sensor; 8. a signal adjustment module; 9. an A/D conversion module; 10. an STM32F103 main control chip; 11. an OLED display module; 12. a keyboard circuit module; 13. copper-clad polar plate; 14. and (4) a polar plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a seed cotton resistance detection device as shown in figures 1-3, which comprises a base 1 and an STM32F103 main control chip 10, wherein the top end of the base 1 is provided with four through holes, the middle part of the top end of the base 1 is fixedly provided with a placing box 2, the bottom end of the inner wall of the placing box 2 is contacted with the bottom end of a pressing plate 3, the top end of the pressing plate 3 is adhered with a copper-clad polar plate 13, the top end of the copper-clad polar plate 13 is contacted with four polar plates 14, the top end of the copper-clad polar plate 13 is contacted with a pressing rod 4, the top end of the pressing rod 4 is fixedly arranged at the bottom end of a gravity block 5, the copper-clad polar plate 13 is respectively and electrically connected with the STM32F103 main control chip 10 through a signal adjusting module 8 and an A/D conversion module 9, the STM32F103 main control chip 10 is electrically connected with an OLED display module 11 and a keyboard circuit module 12, the STM32F103 main control chip 10 is electrically connected with a DHT11 temperature and humidity sensor 7, four side edges of the bottom end of the base 1 are all fixedly provided with bolts 6, the placing box 2 is made of acrylic plates, the placing box 2 is 22cm x 10cm x 15cm in size, the pressing plate 3 is made of acrylic plates, the pressing plate 3 is 21.5cm x 9.5cm in size, the copper-clad plate 13 is 21.5cm x 2cm x 0.2cm in size, and the four plates 14 are 2cm x 0.2cm in size.

The working principle of the utility model is as follows: when using, at first will cover copper polar plate 13 bottom and paste on pressing board 3, then weigh 100g +/-5 g with the seed cotton after, tear and loose and put placing box 2, will press board 3 to put on the seed cotton, through the downward compaction of gravity piece 5 to it, then measure through polar plate 14, because the circuit of seed cotton is great, will make 5V voltage become stable 90V voltage through boost circuit and carry out the input when measuring, through the resistance value of AD conversion module 9 output cotton, and demonstrate humiture and resistance numerical value on OLED display module 11, can accurate measurement seed cotton's resistance and humiture through this kind of mode, thereby can obtain the accurate data of seed cotton moisture regain.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "disposed," "mounted," "connected," and "secured" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integral to; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The standard parts used by the utility model can be purchased from the market, and the special-shaped parts can be customized according to the description and the description of the attached drawings.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The seed cotton resistance detection device comprises a base (1) and an STM32F103 main control chip (10), and is characterized in that a placing box (2) is fixedly arranged in the middle of the top end of the base (1), the bottom end of the inner wall of the placing box (2) is in contact with the bottom end of a pressing plate (3), a copper-clad polar plate (13) is pasted on the top end of the pressing plate (3), four polar plates (14) are arranged in contact with the top end of the copper-clad polar plate (13), a pressing rod (4) is arranged in contact with the top end of the copper-clad polar plate (13), the top end of the pressing rod (4) is fixedly arranged at the bottom end of a gravity block (5), the copper-clad polar plate (13) is respectively electrically connected with the STM32F103 main control chip (10) through a signal adjusting module (8) and an A/D conversion module (9), the STM32F103 main control chip (10) is electrically connected with an OLED display module (11) and a keyboard circuit module (12), the STM32F103 main control chip (10) is electrically connected with the DHT11 temperature and humidity sensor (7).

2. A seed cotton resistance detection device according to claim 1, characterized in that bolts (6) are fixedly arranged on four sides of the bottom end of the base (1).

3. A seed cotton resistance detecting device according to claim 1, characterized in that the placing box (2) is made of acrylic plate, and the size of the placing box (2) is 22cm x 10cm x 15 cm.

4. A seed cotton resistance detection device according to claim 1, characterized in that the pressing plate (3) is made of acrylic plate, and the size of the pressing plate (3) is 21.5cm by 9.5 cm.

5. A seed cotton resistance detecting device according to claim 1, wherein the copper-clad plate (13) has a size of 21.5cm x 2cm x 0.2 cm.

6. A seed cotton resistance sensing device according to claim 1, wherein the four plates (14) have a size of 2cm x 0.2 cm.