CN206389938U - A kind of seedling culture apparatus for Saline Alkali Stress - Google Patents

Abstract

A kind of seedling culture apparatus for Saline Alkali Stress, it is related to a kind of seedling culture apparatus.The purpose of this utility model be to solve existing seedling culture apparatus can not be while monitoring upgrowth situation of the seedling in nutrient solution and in matrix, it is impossible to meet nutrient solution constant concentration and can not be into nutrient solution the problem of supplemental oxygen.Including culture bowl, dividing plate, heat-insulation layer, heating plate, light source, support frame, light-source control system, upper spacer, lower clapboard, slide bar, hole, water inlet pipe, magnetic valve, admission line, aeration head, flowmeter, air intake pump, supporter, temperature electrode, sodium ion electrode, reference electrode, sodium ion densimeter main frame, culture bowl lid, exhaust net and single-chip microcomputer.The utility model can monitor upgrowth situation of the seedling in nutrient solution and in matrix simultaneously, monitor plant seedlings local environment in real time by sodium ion densimeter, very intelligently.The utility model can obtain a kind of seedling culture apparatus of Saline Alkali Stress.

Description

A seedling cultivation device for saline-alkali stress

technical field

The utility model relates to a seedling cultivation device.

Background technique

Salinity-alkali stress has become a worldwide environmental problem and an important factor restricting agricultural development in China and the world. Salt-alkali stress affects plants in many ways, and the adaptive responses of plants to saline-alkali stress are also complex and changeable. Different plant species may have completely different adaptation mechanisms. Therefore, it is necessary to summarize and compare different plant species. The stress response and adaptive regulation mechanism of species to saline-alkali stress.

At present, most of the materials of the seedling cultivating devices used in the laboratory are plastic basins or plastic barrels, and a foam board is used to float above the liquid level in the plastic basin or plastic barrels. For this reason, many small holes need to be drilled on the board, which is time-consuming and laborious. Then insert a single plant seedling into the hole, and then plug cotton to fix the seedling; for mass cultivation, this work is very cumbersome, and with the growth of the plant, it is very easy to lodging. Additionally, foam panels are fragile and need to be replaced frequently. These have brought a lot of inconvenience to the experimental work.

Moreover, the cost of incubators currently on the market is relatively high, and they can only control certain conditions of light, humidity and temperature. For the cultivated plant materials, they need to be planted in the substrate, and then put into the incubator for cultivation, and the space is limited;

Therefore, the existing seedling cultivation device cannot simultaneously monitor the growth status of the seedlings in the culture medium and in the matrix, without performing a comparative test, and cannot be used for saline-alkali stress tests, and cannot monitor the changes of sodium ions in the culture medium in real time, and It is necessary to manually measure the change of sodium ions in the culture medium from time to time, and it is necessary to manually add water to the culture device, which is time-consuming and laborious, and oxygen cannot be added to the culture device.

In summary, the existing seedling culture device cannot be used for the saline-alkali stress test of seedlings.

Utility model content

The purpose of the utility model is to solve the problem that the existing seedling cultivation device cannot simultaneously monitor the growth status of the seedlings in the culture solution and in the matrix, cannot satisfy the constant concentration of the culture solution and cannot supplement oxygen to the culture solution, and provides a Seedling cultivation device for saline-alkali stress.

A seedling cultivation device for saline-alkali stress includes a cultivation pot body, a partition, a thermal insulation layer, a first heating plate, a second heating plate, a light source, a support frame, a light source control system, an upper partition, a lower partition, a slide Rod, test box, first water inlet pipe, first solenoid valve, first air inlet pipe, aerator head, second solenoid valve, flow meter, air intake pump, support, second water inlet pipe, second air inlet pipe, The third solenoid valve, the fourth solenoid valve, the culture bowl cover, the exhaust net, the first sodium ion concentration meter, the second sodium ion concentration meter and a single-chip microcomputer;

The interior of the cultivation pot is provided with a partition, which divides the cultivation pot into a first cultivation room and a second cultivation chamber; the upper part of the cultivation pot is provided with at least two light sources, and the light sources are suspended on a support frame, and The light source is connected with the light source control system;

The outside of the cultivating bowl is provided with an insulating layer, the bottom of the first cultivating chamber is provided with a first heating plate, and the bottom of the second cultivating chamber is provided with a second heating plate;

The interior of the first culture chamber is equipped with an upper partition, a lower partition and a slide bar, and there are a plurality of holes on the upper partition and the lower partition;

The lower end of the lower partition and the outer surface of the first cultivation chamber are provided with a first water inlet pipe communicating with the first cultivation chamber, and the first water inlet pipe is provided with a first electromagnetic valve; the bottom end of the lower partition is provided with a second An air intake pipeline, the first air intake pipeline is connected with an aerator head, and the pipeline of the first air intake pipeline is provided with a second electromagnetic valve, a flow meter and an air intake pump;

The first sodium ion concentration meter is composed of the first temperature electrode, the first sodium ion electrode, the first reference electrode and the first sodium ion concentration meter host; the first temperature electrode, the first sodium ion electrode and The first reference electrode is arranged in the lower part of the first cultivation chamber, and is located below the lower partition; the first temperature electrode, the first sodium ion electrode and the first reference electrode are connected to the host of the first sodium ion concentration meter;

The inside of the second culture chamber is filled with a support; the support is provided with a test box, the bottom of the test box is located in the middle of the support, and the box body of the test box is a screen;

The upper end of the second cultivation chamber is provided with a second water inlet pipe and a second air inlet pipe, and the second water inlet pipe is provided with a third electromagnetic valve, and the second air inlet pipe is provided with a fourth electromagnetic valve;

The second sodium ion concentration meter is composed of a second temperature electrode, a second sodium ion electrode, a second reference electrode and a second sodium ion concentration meter host; the second temperature electrode, the second sodium ion electrode and The second reference electrode is arranged inside the test box; the second temperature electrode, the second sodium ion electrode and the second reference electrode are connected to the second sodium ion concentration meter host;

The top of the cultivation pot body is provided with a transparent cultivation pot body cover, and the cultivation pot body cover is threadedly connected with the cultivation pot body; the cultivation pot body cover is provided with an exhaust net;

The first solenoid valve, the second solenoid valve, the third solenoid valve, the fourth solenoid valve, the first heating plate, the second heating plate and the light source control system are connected with the single-chip microcomputer and controlled by the single-chip microcomputer; The signal output ends of the first sodium ion concentration meter host and the second sodium ion concentration meter host are connected to the signal input end of the single-chip microcomputer.

The beneficial effects of the utility model are:

1. In the utility model, a single plant seedling passes through the small holes corresponding to the upper and lower partitions, the plant seedlings are located below the lower partition, and the upper partition moves along the slide bar to adjust the height, thereby preventing the plant seedlings from lodging, and Save time and labor; the complex structure composed of the upper partition, the lower partition and the sliding rod can float on the culture liquid in the first culture chamber;

Two, in the second cultivation chamber of the present utility model, plant seedling can be fixed in the support, and the nutrient solution in the second cultivation chamber penetrates in the test chamber by the casing screen of the test chamber;

Three, because existing research mixes the impact of saline-alkali stress on plant seedling, mainly carries out test detection by the mixed solution containing sodium salt, therefore, the utility model monitors the temperature of cultivation environment and the live situation of sodium ion concentration by sodium ion concentration meter , and transmit the detected information to the single-chip microcomputer. When the real-time monitoring data falls into the preset environment data range lower than the seedling growth, the single-chip microcomputer transmits the information to the first solenoid valve, the second solenoid valve, the third solenoid valve, and the third solenoid valve. The solenoid valve, the fourth solenoid valve, the first heating plate, the second heating plate and the light source control system perform water intake, heating and light, so that the concentration, temperature and light of the culture solution are constant, and the growth environment is always kept constant;

4. The utility model introduces oxygen into the first cultivation chamber through the aeration head, and controls the air intake speed of the first air intake pipe by the single-chip microcomputer, and removes excess gas through the exhaust net, so that the inside of the first cultivation chamber is always Keep the atmosphere constant, and control the concentration of the culture solution in the first culture chamber to be constant through the first solenoid valve;

5. The utility model controls the concentration of gas and culture solution in the second culture chamber to be constant through the third solenoid valve and the fourth solenoid valve;

Six, the utility model heats the culture fluid in the first cultivation chamber through the first heating plate, and heats the culture fluid in the second cultivation chamber through the second heating plate;

7. The utility model can simultaneously monitor the growth status of the seedlings in the culture medium and in the substrate, and monitor the environment of the plant seedlings in real time through the sodium ion concentration meter, which is very intelligent and saves a lot of energy at the same time;

8. The utility model has simple structure and high working efficiency, which solves the problem that the existing seedling cultivation device cannot simultaneously monitor the growth status of the seedlings in the culture medium and in the substrate, cannot satisfy the constant concentration of the culture medium and cannot supplement oxygen to the culture medium. question.

The utility model can obtain a seedling cultivating device under saline-alkali stress.

Description of drawings

Fig. 1 is a seedling cultivation device for saline-alkali stress described in the first embodiment.

detailed description

The technical solution of the present invention is not limited to the specific embodiments listed below, but also includes any combination of the specific embodiments.

Specific Embodiment 1: This embodiment is a seedling cultivation device for saline-alkali stress, including a cultivation pot body 1, a partition 2, an insulation layer 5, a first heating plate 6, a second heating plate 7, a light source 8, a support Frame 9, light source control system 10, upper partition 11, lower partition 12, slide bar 13, test box 14, first water inlet pipe 15, first solenoid valve 16, first air inlet pipe 17, aeration head 18, Second electromagnetic valve 19, flow meter 20, air intake pump 21, support 22, second water inlet pipe 23, second air intake pipe 24, third electromagnetic valve 25, fourth electromagnetic valve 26, cultivation pot body cover 35, row Gas network 36, the first sodium ion concentration meter, the second sodium ion concentration meter and single-chip microcomputer 37;

The inside of the cultivation pot body 1 is provided with a partition 2, which divides the cultivation pot body 1 into a first cultivation chamber and a second cultivation chamber; the upper part of the cultivation pot body 1 is provided with at least two light sources 8, and the light sources 8 are suspended On the support frame 9, and the light source 8 is connected with the light source control system 10;

The outside of the cultivation pot body 1 is provided with an insulating layer 5, the bottom of the first cultivation chamber is provided with a first heating plate 6, and the bottom of the second cultivation chamber is provided with a second heating board 7;

The interior of the first culture chamber is equipped with an upper partition 11, a lower partition 12 and a slide bar 13, and there are a plurality of holes on the upper partition 11 and the lower partition 12;

The lower end of the lower partition 12, the outer surface of the first cultivation chamber is provided with the first water inlet pipe 15 communicating with the first cultivation chamber, and the first water inlet pipe 15 is provided with a first electromagnetic valve 16; The bottom end is provided with a first air intake pipe 17, the first air intake pipe 17 is connected with an aerator head 18, and the pipeline of the first air intake pipe 17 is provided with a second electromagnetic valve 19, a flow meter 20 and an air intake pump 21;

The first sodium ion concentration meter is made up of the first temperature electrode 27, the first sodium ion electrode 28, the first reference electrode 29 and the first sodium ion concentration meter host 30; the first temperature electrode 27, the first sodium ion concentration meter A sodium ion electrode 28 and the first reference electrode 29 are arranged on the bottom of the first culture chamber, and are positioned at the bottom of the lower partition 12; the first temperature electrode 27, the first sodium ion electrode 28 and the first reference electrode 29 are connected with The host computer 30 of the first sodium ion concentration meter is connected;

The inside of the second cultivation chamber is filled with a support 22; the support 22 is provided with a test box 14, the bottom of the test box 14 is located in the middle of the support 22, and the casing of the test box 14 is a screen;

The upper end of the second cultivation chamber is provided with a second water inlet pipe 23 and a second air inlet pipe 24, and the second water inlet pipe 23 is provided with a third electromagnetic valve 25, and the second air inlet pipe 24 is provided with a fourth electromagnetic valve. valve 26;

Described second sodium ion concentration meter is made up of second temperature electrode 31, the second sodium ion electrode 32, the second reference electrode 33 and the second sodium ion concentration meter main frame 34; Described second temperature electrode 31, the second The disodium ion electrode 32 and the second reference electrode 33 are arranged inside the test box 14; the second temperature electrode 31, the second sodium ion electrode 32 and the second reference electrode 33 are connected with the second sodium ion concentration meter host 34;

The top of the cultivating pot body 1 is provided with a transparent cultivating pot body cover 35, and the cultivating pot body cover 35 is threadedly connected with the cultivating pot body 1; the cultivating pot body cover 35 is provided with an exhaust net 36;

The first electromagnetic valve 16, the second electromagnetic valve 19, the third electromagnetic valve 25, the fourth electromagnetic valve 26, the first heating plate 6, the second heating plate 7 and the light source control system 10 are connected with the single chip microcomputer 37 and are controlled by Controlled by the single-chip microcomputer 37; the signal output ends of the first sodium ion concentration meter host 30 and the second sodium ion concentration meter host 34 are connected with the signal input ends of the single-chip microcomputer 37.

Fig. 1 is a kind of seedling cultivating device for saline-alkali stress described in specific embodiment one, among Fig. 1, 1 is cultivating pot body, 2 is clapboard, 5 is insulation layer, 6 is the first heating plate, 7 is The second heating plate, 8 is a light source, 9 is a support frame, 10 is a light source control system, 11 is an upper partition, 12 is a lower partition, 13 is a slide bar, 14 is a test box, 15 is the first water inlet pipe, 16 17 is the first air intake pipe, 18 is the aerator head, 19 is the second electromagnetic valve, 20 is the flow meter, 21 is the intake pump, 22 is the support, 23 is the second water inlet pipe, 24 25 is the third solenoid valve, 26 is the fourth solenoid valve, 27 is the first temperature electrode, 28 is the first sodium ion electrode, 29 is the first reference electrode, 30 is the first sodium ion Density meter host, 31 is the second temperature electrode, 32 is the second sodium ion electrode, 33 is the second reference electrode, 34 is the second sodium ion concentration meter host, 35 is the cultivation bowl cover, 36 is the exhaust net, 37 is a single-chip microcomputer, 38 is a first bluetooth communication terminal, 39 is a second bluetooth communication terminal, and 40 is a computer.

The beneficial effects of this embodiment are:

1. In this embodiment, a single plant seedling passes through the small holes corresponding to the upper partition 11 and the lower partition 12. The plant seedling is located below the lower partition 12, and the upper partition 11 moves along the slide bar 13 to adjust the height, thereby preventing The plant seedlings are lodging, and save time and effort; the complex structure composed of the upper partition 11, the lower partition 12 and the sliding rod 13 can float on the culture liquid in the first cultivation chamber;

Two, in the second cultivation chamber of the present embodiment, plant seedlings can be fixed in the support 22, and the nutrient solution in the second cultivation chamber penetrates in the test chamber 14 by the casing screen of the test chamber 14;

3. Due to the existing research on the impact of mixed saline-alkali stress on plant seedlings, the test is mainly carried out through the mixed solution containing sodium salt. Therefore, this embodiment monitors the temperature of the cultivation environment and the actual situation of the concentration of sodium ions through a sodium ion concentration meter. , the detected information is transmitted to the single-chip microcomputer 37, when the data of real-time monitoring falls in the preset environment data range lower than the required seedling growth, the single-chip microcomputer 37 transmits the information to the first solenoid valve 16, the second solenoid valve 19. The third solenoid valve 25, the fourth solenoid valve 26, the first heating plate 6, the second heating plate 7, and the light source control system 10 perform water intake, heating, and illumination, so that the concentration, temperature, and illumination of the culture solution are constant and always Keep the growth environment unchanged;

4. In this embodiment, oxygen is passed into the first cultivation chamber through the aeration head 18, and the intake velocity of the first air intake pipe 17 is controlled by the single-chip microcomputer 37, and excess gas is removed through the exhaust net 36, so that the first cultivation chamber The atmosphere in the chamber is always kept constant, and the concentration of the culture solution in the first culture chamber is controlled by the first solenoid valve 16 to be constant;

5. In this embodiment, the concentration of gas and culture solution in the second culture chamber is controlled to be constant through the third solenoid valve 25 and the fourth solenoid valve 26;

6. In this embodiment, the first heating plate 6 is used to heat the culture solution in the first cultivation chamber, and the second heating plate 7 is used to heat the culture solution in the second cultivation chamber;

7. This embodiment can monitor the growth status of the seedlings in the culture medium and in the matrix at the same time, and monitor the environment of the plant seedlings in real time through the sodium ion concentration meter, which is very intelligent and saves a lot of energy at the same time;

8. This embodiment has simple structure and high work efficiency, which solves the problem that the existing seedling cultivation device cannot simultaneously monitor the growth status of the seedlings in the culture solution and in the substrate, cannot satisfy the constant concentration of the culture solution and cannot supplement oxygen to the culture solution question.

In this embodiment, a seedling culture device under saline-alkali stress can be obtained.

Embodiment 2: This embodiment differs from Embodiment 1 in that: the bottom end of the sliding bar 13 is kept relatively fixed with the lower partition 12 , and the upper partition 11 can move up and down along the sliding rod 13 . Other steps are the same as in the first embodiment.

Embodiment 3: This embodiment differs from Embodiment 1 or Embodiment 2 in that: the holes on the upper partition 11 and the holes on the lower partition 12 correspond vertically. Other steps are the same as those in Embodiment 1 or 2.

Specific embodiment four: the difference between this embodiment and specific embodiment one to three is: the support 22 is a mixture of vermiculite and sand. Other steps are the same as those in Embodiments 1 to 3.

Specific embodiment five: the difference between this embodiment and specific embodiments one to four is: the signal output end of the single-chip microcomputer 37 is connected with the first bluetooth communication terminal 38, and the first bluetooth communication terminal 38 and the second bluetooth communication The terminal 39 is connected in communication; the second bluetooth communication terminal 39 is connected with the computer 40 . Other steps are the same as those in Embodiments 1 to 4.

Specific embodiment six: one of the differences between this embodiment and specific embodiments one to five is: the single-chip microcomputer 37 is provided with a power supply. Other steps are the same as those in Embodiments 1 to 5.

The specific embodiment seven: the difference between this embodiment and the specific embodiment one to six is: the single-chip microcomputer 37 is an ARM controller. Other steps are the same as those in Embodiments 1 to 6.

Embodiment 8: This embodiment differs from Embodiments 1 to 7 in that the first solenoid valve 16 is a one-way solenoid valve. Other steps are the same as those in Embodiments 1 to 7.

Embodiment 9: This embodiment differs from Embodiments 1 to 8 in that the second solenoid valve 19 is a one-way solenoid valve. Other steps are the same as those in Embodiments 1 to 8.

Embodiment 10: This embodiment differs from Embodiments 1 to 9 in that: the third solenoid valve 25 and the fourth solenoid valve 26 are both one-way solenoid valves. Other steps are the same as those in Embodiments 1 to 9.

Claims (9)

1. A seedling cultivation device for saline-alkali stress is characterized in that a kind of seedling cultivation device for saline-alkali stress comprises cultivating pot body (1), dividing plate (2), insulation layer (5), first Heating plate (6), second heating plate (7), light source (8), support frame (9), light source control system (10), upper partition (11), lower partition (12), slide bar (13 ), test box (14), first water inlet pipe (15), first solenoid valve (16), first air inlet pipe (17), aerator head (18), second solenoid valve (19), flow meter (20), air intake pump (21), support (22), second water inlet pipe (23), second air inlet pipe (24), third solenoid valve (25), fourth solenoid valve (26), cultivation Bowl cover (35), exhaust net (36), the first sodium ion concentration meter, the second sodium ion concentration meter and single-chip microcomputer (37); The interior of the cultivation pot (1) is provided with a partition (2), which divides the cultivation pot (1) into a first cultivation chamber and a second cultivation chamber; the upper part of the cultivation pot (1) is provided with at least two A light source (8), the light source (8) is suspended on the support frame (9), and the light source (8) is connected with the light source control system (10); The outside of the cultivation bowl (1) is provided with an insulation layer (5), the bottom of the first cultivation chamber is provided with a first heating plate (6), and the bottom of the second cultivation chamber is provided with a second heating board (7); An upper partition (11), a lower partition (12) and a slide bar (13) are installed inside the first culture chamber, and there are a plurality of holes on the upper partition (11) and the lower partition (12); The lower end of the lower dividing plate (12), the outer surface of the first cultivation chamber is provided with the first water inlet pipe (15) communicating with the first cultivation chamber, and the first water inlet pipe (15) is provided with the first electromagnetic valve ( 16); the bottom of the lower dividing plate (12) is provided with the first air intake duct (17), the first air intake duct (17) is connected with the aeration head (18), and the first air intake duct (17) The pipeline is provided with a second electromagnetic valve (19), a flow meter (20) and an intake pump (21); The first sodium ion concentration meter is made up of the first temperature electrode (27), the first sodium ion electrode (28), the first reference electrode (29) and the first sodium ion concentration meter host (30); The first temperature electrode (27), the first sodium ion electrode (28) and the first reference electrode (29) are arranged on the bottom of the first cultivation chamber, and are positioned at the below of the lower partition (12); the first temperature electrode (27), the first sodium ion electrode (28) and the first reference electrode (29) are connected with the first sodium ion concentration meter host (30); The inside of the second cultivation chamber is filled with a support (22); the support (22) is provided with a test case (14), and the bottom of the test case (14) is located in the middle of the support (22), and the test case ( 14) The box body is a screen; The upper end of the second cultivation chamber is provided with a second water inlet pipe (23) and a second air inlet pipe (24), and the second water inlet pipe (23) is provided with a third electromagnetic valve (25), and the second air inlet pipe (23) is provided with a third solenoid valve (25). A fourth solenoid valve (26) is provided on the pipeline (24); The second described sodium ion concentration meter is made up of the second temperature electrode (31), the second sodium ion electrode (32), the second reference electrode (33) and the second sodium ion concentration meter main frame (34); The second temperature electrode (31), the second sodium ion electrode (32) and the second reference electrode (33) are arranged in the test box (14) inside; the second temperature electrode (31), the second sodium ion electrode (32 ) and the second reference electrode (33) are connected with the second sodium ion concentration meter host (34); The top of the described cultivation pot body (1) is provided with a transparent cultivation pot body cover (35), and the cultivation pot body cover (35) is threadedly connected with the cultivation pot body (1); the cultivation pot body cover (35) is provided with Exhaust net (36); The first solenoid valve (16), the second solenoid valve (19), the third solenoid valve (25), the fourth solenoid valve (26), the first heating plate (6), the second heating plate (7) And light source control system (10) is connected with single-chip microcomputer (37) and is controlled by single-chip microcomputer (37); The signal output of described first sodium ion concentration meter main frame (30) and the second sodium ion concentration meter main frame (34) End is connected with the signal input end of single-chip microcomputer (37). 2. A kind of seedling cultivation device for saline-alkali stress according to claim 1, is characterized in that the bottom of described slide bar (13) keeps relatively fixed with lower dividing plate (12), and upper dividing plate (11 ) can move up and down along the slide bar (13). 3. A seedling cultivation device for saline-alkali stress according to claim 1, characterized in that the holes on the upper partition (11) are vertically corresponding to the holes on the lower partition (12). 4. A kind of seedling cultivation device for saline-alkali stress according to claim 1, is characterized in that the signal output terminal of described single-chip microcomputer (37) is connected with the first bluetooth communication terminal (38), the first bluetooth The communication terminal (38) is in communication connection with the second bluetooth communication terminal (39); the second bluetooth communication terminal (39) is connected with the computer (40). 5. A seedling cultivating device for saline-alkali stress according to claim 1, characterized in that said single-chip microcomputer (37) is provided with a power supply. 6. A seedling cultivation device for saline-alkali stress according to claim 1, characterized in that said single-chip microcomputer (37) is an ARM controller. 7. A seedling cultivating device for saline-alkali stress according to claim 1, characterized in that said first solenoid valve (16) is a one-way solenoid valve. 8. A seedling cultivating device for saline-alkali stress according to claim 1, characterized in that said second solenoid valve (19) is a one-way solenoid valve. 9. A seedling cultivating device for saline-alkali stress according to claim 1, characterized in that both the third solenoid valve (25) and the fourth solenoid valve (26) are one-way solenoid valves.