Laboratory hydroponic device facilitating observation of plant root growth

Abstract

The utility model belongs to the technical field of laboratory hydroponic devices, and particularly discloses a laboratory hydroponic device facilitating observation of plant root growth, which comprises a heat preservation box, a support frame is fixedly connected to the upper position inside the heat preservation box, and a hydroponic frame is slidably connected to the inside of the heat preservation box. Six limiting grooves are uniformly formed in the hydroponic frame, supporting cylinders are slidably connected to the surfaces of the limiting grooves, sleeves are in threaded connection to the lower positions in the supporting cylinders, pistons are arranged on the lower side of the hydroponic device, and supporting rods are fixedly connected to the lower ends of the pistons; supporting columns are fixedly connected to the left side and the right side of the lower surface of the heat insulation plate, synchronous water drainage of the water culture devices is achieved by pulling the U-shaped supporting frame, disassembly observation and water drainage can be conducted on one of the water culture devices independently, the depth of the water culture devices can be changed by rotating threads, and the convenience and practicability of the device are greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to laboratory hydroponics device technical field, concretely is a laboratory hydroponics device convenient for observing plant root growth. BACKGROUND

[0002] Hydroponics is an important soilless culture technique, which provides water, nutrients, oxygen and other elements required for growth by immersing plant roots in nutrient solution, thereby supporting the healthy growth of plants. This method can fix plants, making them independent of soil, thereby avoiding geographical and temporal limitations and enabling precise control of the plant growth environment. Therefore, hydroponics is often used in scientific experiments, especially when studying plant root morphology, gas exchange tissue and growth conditions, it can provide more stable and controllable experimental conditions.

[0003] The existing hydroponics device needs to be drained one by one during use, which is too troublesome, and is easy to leave sediment at the bottom of the device to block the pipeline, and the device can only hydroponics operation for plants of the same height, and has great limitations for hydroponics of plants in different growth states, and there are various inconveniences in single extraction and observation. In view of the above situation, technical innovation is carried out on the basis of the existing device. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a laboratory hydroponics device convenient for observing plant root growth to solve the problems in the above background art.

[0005] To achieve the above object, the utility model provides the following technical scheme: a laboratory hydroponics device convenient for observing plant root growth, comprising an incubator, the inside of the incubator is fixedly connected with a support frame, the inside of the incubator is slidably connected with a hydroponics frame, the inside of the hydroponics frame is provided with a limiting groove, the inside of the limiting groove is slidably connected with a supporting cylinder, the inside of the supporting cylinder is provided with a heat insulation plate, the inside of the supporting cylinder is threadedly connected with a sleeve, the lower part of the sleeve is provided with a piston, the bottom of the piston is fixedly connected with a first disc, the bottom of the first disc is fixedly connected with a supporting rod, the bottom of the supporting rod is fixedly connected with a second disc, the bottom of the hydroponics frame is fixedly connected with two symmetrical supporting columns, the inside of the supporting column is slidably connected with a U-shaped support frame.

[0006] Preferably, the surface of the U-shaped support frame is fixedly connected with a limiting block, the inside of the limiting block is slidably connected with a first limiting slider extending to the outside of the limiting block, the inside of the first limiting slider is slidably connected with a second limiting slider extending to the outside of the first limiting slider.

[0007] By adopting the above technical scheme, the device is supported by the U-shaped support frame.

[0008] Preferably, one side of the second limiting sliding block is fixedly connected with a large spring, and the other side of the large spring away from the second limiting sliding block is fixedly connected to the inner lower surface of the first limiting sliding block.

[0009] By adopting the above technical scheme, the second limiting sliding block is provided with the action force by the large spring.

[0010] Preferably, the second limiting sliding block is slidably connected with a second limiting sliding rod, the upper end of the second limiting sliding rod is fixedly connected with a sliding block, and the sliding block is slidably connected to the surface of the supporting rod.

[0011] By adopting the above technical scheme, the moving direction of the supporting rod is limited by the sliding block.

[0012] Preferably, the left and right surfaces of the supporting column are fixedly connected with supporting blocks, the first limiting sliding rod extending to the outside of the supporting block is slidably connected to the inner part of the supporting block, and the side surface of the first limiting sliding rod is fixedly connected with a trapezoidal block.

[0013] By adopting the above technical scheme, the U-shaped supporting frame is more convenient to install and fix by the trapezoidal block.

[0014] Preferably, the surface of the trapezoidal block close to the first limiting sliding rod is fixedly connected with a small spring, and the other side of the small spring away from the trapezoidal block is fixedly connected to the inner part of the supporting block.

[0015] By adopting the above technical scheme, the trapezoidal block is provided with the action force by the small spring.

[0016] Preferably, the side of the U-shaped supporting frame close to the supporting column is fixedly connected with a sliding rail, the side surface of the sliding rail away from the U-shaped supporting frame is fixedly connected with a first arc-shaped block, and the surface of the sliding rail is slidably connected with a second arc-shaped block.

[0017] By adopting the above technical scheme, the device is more convenient to fix and release by the second arc-shaped block.

[0018] Compared with the prior art, the device has the advantages that:

[0019] 1. The laboratory water culture device for conveniently observing plant root growth is characterized in that the U-shaped supporting frame is arranged, the supporting frame is changed into a telescopic one, the water culture device can be simultaneously drained by pulling the supporting frame, the water culture device can be quickly disassembled and assembled, the inside of a single water culture device can be observed and drained, and the convenience of the device is greatly improved.

[0020] 2、The laboratory hydroponic device for conveniently observing plant root growth, by changing the hydroponic device into a threaded connection, the height of the hydroponic device can be changed by rotating the thread, and the hydroponic device can be used for plants in different growth states, and the hydroponic device is slidingly connected to the hydroponic frame, and the hydroponic device is very convenient to take out and place, and the convenience and practicality of the device are improved. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a structure schematic view of the laboratory hydroponic device for conveniently observing plant root growth of the utility model;

[0022] Figure 2 It is a structure schematic view of the utility model piston;

[0023] Figure 3 It is a structure schematic view of the utility model heat preservation box;

[0024] Figure 4 It is a partial sectional view of the utility model supporting column;

[0025] Figure 5 It is a partial sectional view of the utility model limiting block.

[0026] In the drawing: 1, heat preservation box; 2, hydroponic frame; 3, heat insulation plate; 4, supporting cylinder; 5, sleeve; 6, supporting column; 7, first limiting sliding rod; 8, U-shaped support frame; 9, piston; 10, first disc; 11, supporting rod; 12, sliding block; 13, second disc; 14, second limiting sliding rod; 15, limiting block; 16, support frame; 17, small spring; 18, supporting block; 19, trapezoidal block; 20, first arc-shaped block; 21, slide rail; 22, first limiting sliding block; 23, second limiting sliding block; 24, large spring; 25, limiting groove; 26, second arc-shaped block. DETAILED DESCRIPTION

[0027] Please refer to Figures 1-5The utility model provides technical scheme: a laboratory water culture device convenient for observing plant root growth, including incubator 1, the inside fixed connection of incubator 1 has for supporting support frame 16, the inside sliding connection of incubator 1 has for positioning water culture frame 2, support frame 16 can support water culture frame 2, the inside of heat insulation plate 2 evenly has six limit slot 25, there are three in front and back respectively, the inside sliding connection of limit slot 25 has for supporting support cylinder 4, the upper side of support cylinder 4 is limited structure, water culture frame 2 can support support cylinder 4 and limit, the inside of support cylinder 4 is hollow, the inside of support cylinder 4 is provided with for positioning heat insulation plate 3, heat insulation plate 3 is convenient for seedling (cutting) plant, small hole is the reserved hole of pump oxygen pipe, the inside screw thread connection of support cylinder 4 has with the sleeve 5 of holding liquid, through the effect of screw thread, can change the depth between sleeve 5 and support cylinder 4, it is convenient to adapt to the plant of different height, sleeve 5 is transparent material, it is convenient to observe, the inside of sleeve 5 is provided with for plugging piston 9 under, through pulling piston 9, it is convenient to change water to sleeve 5, the bottom fixed connection of piston 9 has for connecting first disc 10, the bottom fixed connection of first disc 10 has for supporting support rod 11, the bottom fixed connection of support rod 11 has for limiting second disc 13, the bottom fixed connection of water culture frame 2 has two symmetrical support column 6, the inside of support column 6 is hollow, the inside sliding connection of support column 6 has for supporting U type support frame 8, the both ends of U type support frame 8 are slidingly connected in the inside of two support columns 6, staff in water culture process, can according to the size of plant, adjust the depth between sleeve 5 and support cylinder 4, put in plant, with sleeve 5 whole water culture frame 2 is put into incubator, can change the water in sleeve 5 through piston 9 after water culture is completed.

[0028] The surface of the U-shaped support frame 8 is fixedly connected with six evenly distributed limiting blocks 15, three limiting blocks 15 are arranged on the front and back sides respectively, the inner groove of the limiting block 15 is T-shaped, the first limiting sliding block 22 extending to the outside of the limiting block 15 is slidingly connected in the limiting block 15, the rear side of the first limiting sliding block 22 is a rectangular plate, the first limiting sliding block 22 can be limited, the second limiting sliding block 23 extending to the outside of the first limiting sliding block 22 is slidingly connected in the first limiting sliding block 22, one side of the second limiting sliding block 23 is fixedly connected with a large spring 24 for force, the side of the large spring 24 away from the second limiting sliding block 23 is fixedly connected to the inner lower side surface of the first limiting sliding block 22, the first limiting sliding block 22 and the second limiting sliding block 23 can be stretched and reset, the second limiting sliding block 23 is movably connected with the second limiting sliding rod 14, the bottom of the second limiting sliding rod 14 is provided with a limiting mechanism, the second limiting sliding rod 14 is fixedly connected with the sliding block 12 away from the second limiting sliding block 23, the sliding block 12 is slidingly connected to the surface of the supporting rod 11, by rotating the first limiting sliding block 22, the angle of the rear rectangular plate is changed, the separation and fixation between the first limiting sliding block 22 and the limiting block 15 are realized, so that the separation of the single piston 9 is realized, and the water change of the single sleeve 5 is realized.

[0029] The left and right side surfaces of the supporting column 6 are fixedly connected with supporting blocks 18 for supporting, the supporting blocks 18 are provided with limiting grooves 25 in the inner portion for limiting, the limiting grooves 25 penetrate through the surface of the supporting column 6, the first limiting sliding rod 7 extending to the outside of the supporting block 18 is slidingly connected in the inner portion of the supporting block 18, the side surface of the first limiting sliding rod 7 is fixedly connected with a trapezoidal block 19, the surface of the trapezoidal block 19 close to the first limiting sliding rod 7 is fixedly connected with a small spring 17, the side of the small spring 17 away from the trapezoidal block 19 is fixedly connected in the inner portion of the supporting block 18, the trapezoidal block 19 can be stretched and reset under the action of the small spring 17, and the position of the trapezoidal block 19 will not be too long under the action of the first limiting sliding rod 7, the side of the U-shaped support frame 8 close to the supporting column 6 is fixedly connected with a sliding rail 21, the side surface of the sliding rail 21 away from the U-shaped support frame 8 is fixedly connected with a first arc-shaped block 20, the surface of the sliding rail 21 is slidingly connected with a second arc-shaped block 26, the first arc-shaped block 20 and the second arc-shaped block 26 are in mirror image relationship, the staff manually presses the U-shaped support frame 8 upwards, the second arc-shaped block 26 moves upwards, since the lower side end of the trapezoidal block 19 is a sliding surface, the trapezoidal blocks 19 on both sides are pressed and contracted to both sides by the second arc-shaped block 26, the second arc-shaped block 26 is at the upper side position of the trapezoidal block 19 at this time, then the staff pulls the U-shaped support frame 8 downwards, the lower second arc-shaped block 26 slides upwards under the action of the trapezoidal block 19 and is attached to the first arc-shaped block 20.

[0030] Working principle: For this type of laboratory hydroponic device that is convenient for observing the growth of plant roots, the staff first changes the depth of the sleeve 5 and the supporting cylinder 4 according to the height of the plant that needs to be hydroponically cultured. After the change is completed, the plant is inserted into the hole opened in the insulation board, and the hydroponic rack 2 with the sleeve 5 is placed in the insulation box for hydroponics. When the water in the sleeve 5 needs to be replaced, the sleeve 5 is first taken out of the insulation box 1, and the U-shaped support frame 8 is pressed upward and then pressed downward. The U-shaped support frame 8 is unfixed and slides downward. Under the action of the slider 12 and the second disc 13, the piston 9 is pulled out of the sleeve 5 to drain the water. After draining, the U-shaped support frame 8 is pressed again to fix it, thereby realizing synchronous water change of the six sleeves 5, saving a lot of time. When replacing the water in a single sleeve 5, the second limit slider 23 corresponding to the lower side of the sleeve 5 that needs to be changed is rotated, the first limit slider 22 is unfixed, and the limit block is pulled out to perform a single water change operation, which greatly improves the convenience and flexibility of the device.

[0031] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A laboratory hydroponic apparatus for facilitating the observation of plant root growth comprising an incubator (1) characterised in that: The inside of the incubator (1) is fixedly connected with a support frame (16), the inside of the incubator (1) is slidably connected with a water culture frame (2), the inside of the water culture frame (2) is provided with a limiting groove (25), the inside of the limiting groove (25) is slidably connected with a supporting cylinder (4), the inside of the supporting cylinder (4) is provided with a heat insulation plate (3), the inside of the supporting cylinder (4) is threadedly connected with a sleeve (5), the lower inside of the sleeve (5) is provided with a piston (9), the bottom of the piston (9) is fixedly connected with a first disc (10), the bottom of the first disc (10) is fixedly connected with a supporting rod (11), the bottom of the supporting rod (11) is fixedly connected with a second disc (13), the bottom of the water culture frame (2) is fixedly connected with two symmetrical supporting columns (6), and the inside of the supporting column (6) is slidably connected with a U-shaped support frame (8).

2. A laboratory hydroponic set-up for easy observation of plant root growth as claimed in claim 1, wherein: The surface of the U-shaped support frame (8) is fixedly connected with a limiting block (15), the inside of the limiting block (15) is slidably connected with a first limiting sliding block (22) extending to the outside of the limiting block (15), and the inside of the first limiting sliding block (22) is slidably connected with a second limiting sliding block (23) extending to the outside of the first limiting sliding block (22).

3. A laboratory hydroponic apparatus for facilitating observation of plant root growth according to claim 2, wherein: One side of the second limiting sliding block (23) is fixedly connected with a large spring (24), and the side, away from the second limiting sliding block (23), of the large spring (24) is fixedly connected to the inside of the lower side surface of the first limiting sliding block (22).

4. A laboratory hydroponic apparatus for facilitating observation of plant root growth according to claim 3, wherein: The inside of the second limiting sliding block (23) is movably connected with a second limiting sliding rod (14), the second limiting sliding rod (14) is fixedly connected with a sliding block (12) away from the second limiting sliding block (23), and the sliding block (12) is slidably connected to the surface of the supporting rod (11).

5. A laboratory hydroponic apparatus for facilitating observation of plant root growth according to claim 4, wherein: The left and right side surfaces of the supporting column (6) are both fixedly connected with a supporting block (18), the inside of the supporting block (18) is slidably connected with a first limiting sliding rod (7) extending to the outside of the supporting block (18), and the side surface of the first limiting sliding rod (7) is fixedly connected with a trapezoidal block (19).

6. A laboratory hydroponic apparatus for facilitating observation of plant root growth according to claim 5, wherein: The surface of the trapezoidal block (19), close to the first limiting sliding rod (7), is fixedly connected with a small spring (17), and the side, away from the trapezoidal block (19), of the small spring (17) is fixedly connected to the inside of the supporting block (18).

7. A laboratory hydroponic apparatus for facilitating observation of plant root growth according to claim 6, wherein: The side, close to the supporting column (6), of the U-shaped support frame (8) is fixedly connected with a sliding rail (21), and the side surface, away from the U-shaped support frame (8), of the sliding rail (21) is fixedly connected with a first arc-shaped block (20).

8. A laboratory hydroponic apparatus for facilitating observation of plant root growth according to claim 7, wherein: The surface of the sliding rail (21) is slidably connected with a second arc-shaped block (26).

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