STM32-based hotbed chive growth gas adjusting system

Abstract

The utility model discloses a hotbed chive growth gas adjusting system based on STM32, a gas adjusting mechanism comprises a first solenoid valve, a second solenoid valve, a carbon dioxide gas cylinder, an oxygen cylinder, a fixer, a carbon dioxide concentration sensor and an oxygen concentration sensor, the first solenoid valve is connected with an outlet of the oxygen cylinder to control release of oxygen; the second electromagnetic valve is connected with an outlet of the carbon dioxide cylinder to control release of carbon dioxide; the first electromagnetic valve and the second electromagnetic valve are electrically connected with the STM main control chip respectively; the temperature and humidity adjusting mechanism comprises a temperature and humidity sensor, a fan, a water spraying pipe, a water tank, a hose and a third electromagnetic valve, and when it is monitored that the temperature and humidity in the system are lower than a set threshold value, the electromagnetic valve is opened for water supplementing drip irrigation or cooling treatment. In the growth process of the hotbed chives, the best oxygen concentration, carbon dioxide concentration and temperature and humidity environment is provided for the hotbed chives in time, and precise growth adjustment is achieved to increase the yield.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of agricultural planting, and specifically relates to a leek yellow growth gas adjusting system based on STM32. BACKGROUND

[0002] Economic and technological development makes people pay attention to healthy agricultural products and modern agricultural planting methods, leek yellow is concerned because of rich nutrition, but it needs to cultivate leek softening and can obtain high-quality products after multiple shading treatments. Traditional leek yellow planting has obvious drawbacks: first, resource waste, shading and covering need to be repeatedly replaced and adjusted, material consumption is large, and improper treatment can cause white pollution; second, the temperature and humidity management is not accurate, relies on artificial experience and feeling, and it is difficult to realize accurate control, which affects growth and quality; third, the oxygen and carbon dioxide concentration cannot be controlled in the planting process, and the production efficiency is low. CONTENT OF THE UTILITY MODEL

[0003] To solve the problems pointed out in the background art, the utility model provides a gas adjusting system based on STM32 for solving different gas environments in leek yellow growth, so that the best oxygen concentration, carbon dioxide concentration, temperature and humidity environment can be provided for leek yellow in the growth process, and accurate growth regulation is realized to increase yield.

[0004] The technical scheme for achieving the utility model is as follows:

[0005] A leek yellow growth gas adjusting system based on STM32, comprising a rack and an STM32 master control chip fixed in the rack, a gas adjusting mechanism and a temperature and humidity adjusting mechanism, wherein:

[0006] The gas adjusting mechanism comprises a first electromagnetic valve, a second electromagnetic valve, a carbon dioxide cylinder, an oxygen cylinder, a fixer, a carbon dioxide concentration sensor and an oxygen concentration sensor, the carbon dioxide concentration sensor and the oxygen concentration sensor are installed on the left and right sides of the rear beam in the rack; the first electromagnetic valve is connected with the outlet of the oxygen cylinder and controls the release of oxygen; the second electromagnetic valve is connected with the outlet of the carbon dioxide cylinder and controls the release of carbon dioxide; the first and second electromagnetic valves are electrically connected with the STM master control chip respectively;

[0007] The temperature and humidity adjusting mechanism comprises a temperature and humidity sensor, a fan, a water spraying pipe, a water tank, a hose and a third electromagnetic valve, the temperature and humidity sensor is arranged on the top of the inside of the rack and is used for monitoring the inside environment and is electrically connected with the STM32 main control chip; one end of the third electromagnetic valve is connected with the water tank through the hose, and the other end is connected with the water spraying pipe; the third electromagnetic valve is electrically connected with the STM32 main control chip; when the humidity in the system is lower than the set threshold, the electromagnetic valve is opened to carry out water supplement and drip irrigation, so that the humidity in the environment is improved; the water spraying pipes are evenly arranged on the front and rear side beams of the inside of the rack, so that the humidity in the environment is evenly improved; the fan is installed on the top of the two side covers of the inside of the rack, and when the temperature and humidity sensor monitors that the temperature is higher than the set threshold, the fan is started to carry out cooling treatment on the inside of the system.

[0008] The rack comprises a left side beam, a right side beam, a front side beam, a rear side beam, a stand column and a side cover plate, the left side beam, the right side beam, the front side beam, the stand column and the rear side beam are connected to form a rectangular cuboid through the right-angle connecting pieces, and the left, right, front and rear of the rectangular cuboid are covered by the side cover plates.

[0009] The oxygen cylinder is fixed in a lying position at the lower part of the inside of the rectangular cuboid, the carbon dioxide cylinder is fixed in a standing position at the left rear part of the inside of the rectangular cuboid, and the oxygen cylinder and the carbon dioxide cylinder are fixed through nuts and the fixers.

[0010] Compared with the prior art, the gas adjusting mechanism meets the demand of the leeks for oxygen and carbon dioxide at different growth stages, the temperature and humidity adjusting mechanism adjusts and controls the temperature and humidity gas environment of the leeks at different growth stages, the structure is simple, the leeks are convenient to cultivate, the mechanisms are closely matched, and the stability in the operation process is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0011] Fig. 1 It is the overall structure isometric view of the embodiment of the utility model;

[0012] Fig. 2 It is the overall structure plan view of the embodiment of the utility model;

[0013] Fig. 3 It is the fixer structure schematic view of the utility model;

[0014] In the drawing: 1-outer left side beam, 2-outer right side beam, 3-outer front side beam, 4-outer rear side beam, 5-stand column, 6-acrylic cover plate, 7-inner left side beam, 8-inner right side beam, 9-inner front side beam, 10-inner rear side beam, 11-first electromagnetic valve, 12-second electromagnetic valve, 13-carbon dioxide cylinder, 14-oxygen cylinder, 15-fixer, 16-carbon dioxide concentration sensor, 17-oxygen concentration sensor, 18-temperature and humidity sensor, 19-fan, 20-water pipe, 21-water tank, 22-hose, 23-third electromagnetic valve, 24-right-angle connecting piece. DETAILED DESCRIPTION

[0015] The technical scheme of the utility model will be described clearly and completely below in connection with the drawings of the utility model embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by the ordinary skilled in the art without creative labor fall within the scope of the utility model.

[0016] Please refer to Figs. 1-3 The utility model discloses a leek growth gas adjusting system based on STM32, including outer frame, inner frame, gas adjusting mechanism, temperature and humidity adjusting mechanism, wherein: temperature and humidity adjusting mechanism fixed inside the outer frame, the gas adjusting mechanism fixed inside the outer frame.

[0017] The outer frame includes outer left side beam 1, outer right side beam 2, outer front side beam 3, outer rear side beam 4, stand 5, acrylic cover plate 6, wherein: outer left side beam 1, outer right side beam 2, outer front side beam 3, outer rear side beam 4, stand 5 are connected to form a rectangle by using right angle connecting piece 24, and the long side of the rectangle is outer front side beam 3 and outer rear side beam 4, and the short side is outer left side beam 1 and outer right side beam 2; the left, right, front and back of the rectangular cuboid are covered by acrylic cover plate 6.

[0018] The inner frame includes inner left side beam 7, inner right side beam 8, inner front side beam 9, inner rear side beam 10, stand 5 and acrylic cover plate 6, wherein: inner left side beam 7, inner right side beam 8, inner front side beam 9, stand 5 and inner rear side beam 10 are connected to form a rectangle by using right angle connecting piece 24, and the long side of the rectangle is inner front side beam 9 and inner rear side beam 10, and the short side is inner left side beam 7 and inner right side beam 8.

[0019] The gas adjusting mechanism includes first electromagnetic valve 11, second electromagnetic valve 12, carbon dioxide cylinder 13, oxygen cylinder 14, fixer 15, carbon dioxide concentration sensor 16 and oxygen concentration sensor 17, wherein: carbon dioxide concentration sensor 16 and oxygen concentration sensor 17 are installed on the left and right sides of inner rear side beam 10; first electromagnetic valve 11 is connected with the outlet of oxygen cylinder 14 to control the release of oxygen. Second electromagnetic valve 12 is connected with the outlet of carbon dioxide cylinder 13 to control the release of carbon dioxide. First and second electromagnetic valves 11 and 12 are electrically connected with stm32 master control chip; oxygen cylinder 14 is fixed horizontally on the left side of the lower middle part inside the rectangular cuboid of outer rear side beam 3, and carbon dioxide cylinder 13 is fixed vertically on the left rear corner inside the rectangular cuboid, and oxygen cylinder 14 and carbon dioxide cylinder 13 are fixed with fixer 15 through nuts.

[0020] The temperature and humidity adjusting mechanism comprises a temperature and humidity sensor 18, a fan 19, a water spraying pipe 20, a water tank 21, a hose 22 and a third electromagnetic valve 23, wherein: the temperature and humidity sensor 18 is installed on the inner left side beam 7 for monitoring the internal environment and is electrically connected with the stm32; one end of the third electromagnetic valve 23 is connected with the water tank 21 through the hose 22, and the other end is connected with the water spraying pipe 20; the third electromagnetic valve 23 is electrically connected with the stm32 master control chip; when the humidity in the system is lower than the set threshold, the third electromagnetic valve 23 is opened to carry out water supplementing and drip irrigation, so as to improve the humidity in the environment; the four water spraying pipes 20 are evenly placed on the inner front and rear side beams 9-10, so as to improve the humidity in the environment uniformly; the fan 19 is installed on the top of the two side covers 6 inside the cabinet, and when the temperature and humidity sensor 18 monitors that the temperature is higher than the set threshold, the fan 19 rotates to discharge the high-temperature gas in the system.

[0021] It should be noted that in the above embodiments, as long as the technical solutions are not contradictory, they can be arranged and combined. Those skilled in the art can exhaust all possibilities according to the mathematical knowledge of arrangement and combination, so the technical solutions after arrangement and combination will not be described one by one, but it should be understood that the technical solutions after arrangement and combination have been disclosed by the utility model.

[0022] The above only describes the preferred embodiments of the utility model and is not used to limit the utility model. Those skilled in the art can make various changes and changes to the utility model. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A gas regulation system for leek growth based on STM32, characterized in that: The rack and the STM32 master control chip, the gas adjusting mechanism and the temperature and humidity adjusting mechanism fixed in the rack respectively are included, wherein: The gas adjusting mechanism includes a first electromagnetic valve, a second electromagnetic valve, a carbon dioxide cylinder, an oxygen cylinder, a fixer, a carbon dioxide concentration sensor and an oxygen concentration sensor, the carbon dioxide concentration sensor and the oxygen concentration sensor are installed on the left and right sides of the rear beam in the rack; the first electromagnetic valve is connected with the outlet of the oxygen cylinder to control the release of oxygen; the second electromagnetic valve is connected with the outlet of the carbon dioxide cylinder to control the release of carbon dioxide; the first and second electromagnetic valves are electrically connected with the STM master control chip respectively; The temperature and humidity adjusting mechanism includes a temperature and humidity sensor, a fan, a water spraying pipe, a water tank, a hose and a third electromagnetic valve, the temperature and humidity sensor is installed on the top of the rack inside to monitor the internal environment and is electrically connected with the STM32 master control chip; one end of the third electromagnetic valve is connected with the water tank through the hose and the other end is connected with the water spraying pipe; the third electromagnetic valve is electrically connected with the STM32 master control chip; when the humidity in the system is lower than the set threshold, the electromagnetic valve is opened to carry out water supplementing and drip irrigation to improve the humidity in the environment; the water spraying pipes are evenly placed on the front and rear side beams in the rack to facilitate the uniform improvement of the humidity in the environment; the fan is installed on the top of the two side cover plates in the rack, and when the temperature and humidity sensor monitors that the temperature is higher than the set threshold, the fan is started to cool the inside of the system.

2. The STM32-based leek growth gas adjusting system according to claim 1, characterized in that: The rack includes a left side beam, a right side beam, a front side beam, a rear side beam, a column and a side cover plate, the left side beam, the right side beam, the front side beam, the column and the rear side beam are connected to form a rectangular cuboid through the right-angle connecting pieces, and the left and right sides and the front and back of the rectangular cuboid are covered by the side cover plates.

3. The STM32-based leek growth gas regulating system according to claim 1, characterized in that: The oxygen cylinder is fixed in a side-lying manner at the lower part of the inside of the rectangular cuboid; the carbon dioxide cylinder is fixed in a vertical manner at the left rear part of the inside of the rectangular cuboid; the oxygen cylinder and the carbon dioxide cylinder are fixed through the nuts and the fixer.

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