CN220068481U - Seedling raising box for selenium-rich rice cultivation - Google Patents
Seedling raising box for selenium-rich rice cultivation Download PDFInfo
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- CN220068481U CN220068481U CN202321168826.XU CN202321168826U CN220068481U CN 220068481 U CN220068481 U CN 220068481U CN 202321168826 U CN202321168826 U CN 202321168826U CN 220068481 U CN220068481 U CN 220068481U
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- seedling raising
- box body
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- box
- liquid outlet
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- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 239000011669 selenium Substances 0.000 title claims abstract description 20
- 229910052711 selenium Inorganic materials 0.000 title claims abstract description 20
- 235000007164 Oryza sativa Nutrition 0.000 title claims abstract description 19
- 235000009566 rice Nutrition 0.000 title claims abstract description 19
- 240000007594 Oryza sativa Species 0.000 title abstract description 3
- 235000015097 nutrients Nutrition 0.000 claims abstract description 43
- 239000007788 liquid Substances 0.000 claims abstract description 42
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 31
- 241000209094 Oryza Species 0.000 claims description 17
- 230000009471 action Effects 0.000 claims description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims 1
- 239000004065 semiconductor Substances 0.000 claims 1
- 238000003825 pressing Methods 0.000 abstract description 2
- 230000001502 supplementing effect Effects 0.000 abstract 1
- 101150038956 cup-4 gene Proteins 0.000 description 9
- 241000196324 Embryophyta Species 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000004321 preservation Methods 0.000 description 3
- 206010028980 Neoplasm Diseases 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 201000011510 cancer Diseases 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002637 fluid replacement therapy Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 230000035784 germination Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000036039 immunity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000011573 trace mineral Substances 0.000 description 1
- 235000013619 trace mineral Nutrition 0.000 description 1
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- Hydroponics (AREA)
Abstract
The utility model discloses a seedling raising box for selenium-enriched rice cultivation, which comprises a box body, wherein an opening is formed in the upper end of the box body, a box cover is detachably matched with the upper end of the box body, the box cover is transparent, an air hole is formed in the top of the box cover, a floating planting plate is matched in the box body, a seedling raising cup is installed through the floating planting plate, a square pipe is installed at the inner bottom of the box body, a guide pipe communicated with the square pipe is arranged at the outer side of the box body, a liquid outlet device is installed through the square pipe, when the liquid level of nutrient solution in the box body is lowered, the liquid outlet device is pressed after the height of the floating planting plate is lowered, and then the nutrient solution in the square pipe is discharged into the box body through the liquid outlet device, so that the floating planting plate floats upwards until the floating planting plate floats upwards and is separated from the liquid outlet device; when the height of the floating planting plate is reduced, the liquid outlet device is pressed, and the nutrient solution is discharged into the box body from the square tube after the pressing, so that automatic liquid supplementing is realized.
Description
Technical Field
The utility model relates to a seedling raising box for selenium-enriched rice cultivation.
Background
The selenium-enriched rice not only retains all the nutrients of common rice, but also has the special health-care functions of resisting cancer, preventing cancer, protecting heart, delaying senility, resisting oxidation, eliminating free radicals, improving human immunity and the like. Because the special health care function of the selenium-enriched rice and selenium are mineral trace elements necessary for human bodies, and the life quality of people is improved, the development of the selenium-enriched rice is rapid in recent years.
The selenium-rich rice needs to be independently cultivated when cultivated, in the prior art, a seedling raising box and a seedling raising frame are mainly adopted for cultivating seedlings, the using space of the seedling raising frame is higher, so that a larger greenhouse space is needed, the volume structure of the seedling raising box is smaller, and the seedling raising box is better and more flexible to use.
The seedling raising box in the prior art needs to be manually injected with the nutrient solution when in use, seeds grow under the action of the nutrient solution, and the root systems of plants absorb the nutrient solution, so that the nutrient solution belongs to consumables in the seedling raising process, and the seedling raising box needs to pay attention to the liquid level change of the nutrient solution when in use and needs to be added when the nutrient solution is insufficient.
When the number of the seedling raising boxes is large, the mode of manually adding the nutrient solution is troublesome.
And the independent liquid level control system is designed for the seedling raising box, so that the implementation cost is higher.
Therefore, we design a low-cost seedling raising box for selenium-enriched rice cultivation, which can realize automatic nutrient solution supplement.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a seedling raising box for selenium-enriched rice cultivation, which is low in cost and can realize automatic replenishment of nutrient solution.
In order to solve the problems, the utility model adopts the following technical scheme:
the utility model provides a seedling raising box for selenium-enriched rice cultivation, includes the box, and the upper end of box sets up the opening, and the upper end detachable of box cooperates there is the case lid, and the case lid is transparent, and the bleeder vent is seted up at the top of case lid, still includes,
a floating planting plate which is matched in the box body and is in clearance fit with the inner wall of the box body, the clearance is 1 mm-3 mm, the floating planting plate floats along the box body under the buoyancy action of the nutrient solution,
the seedling raising cup is arranged through the floating planting plate,
the square tube is arranged at the inner bottom of the box body, a conduit communicated with the square tube is arranged at the outer side of the box body,
and the liquid outlet device is arranged through the square tube, when the liquid level of the nutrient solution in the box body is reduced, the liquid outlet device is pressed after the height of the floating planting plate is reduced, and the nutrient solution in the square tube is discharged into the box body after passing through the liquid outlet device, so that the floating planting plate floats upwards until the floating planting plate floats upwards and is separated from the liquid outlet device.
Preferably, the bottom of floating planting board is provided with the float pipe of frame shape, and float pipe's inside is a sealed gas storehouse, float pipe with it is fixed to float planting board float and plant the equipartition on the face of board and have the shoulder hole, the shoulder hole is vertically runs through float planting board, the cup of growing seedlings is via the shoulder hole installation.
Preferably, a rubber stop ring is embedded in the small-aperture position of the stepped hole, and the seedling raising cup is in interference fit with the rubber stop ring.
Preferably, the upper end of the seedling raising cup is provided with a check ring, the check ring forms a limit for the seedling raising cup to descend along the stepped hole, and holes for penetrating nutrient solution are formed in the bottom of the seedling raising cup and in the cup wall.
Preferably, a water tank is arranged at the outer wall of the box body, the connection position of the water tank and the box body is sealed by gluing, the water tank is matched with a water inlet pipe and a water outlet pipe, the inner wall of the box body is slotted at the position corresponding to the water tank, and a heat exchange plate is glued and fixed at the slotted position.
Preferably, the heat exchange plate is an aluminum thin plate with the wall thickness of 0.4 mm-0.8 mm.
Preferably, the liquid outlet device comprises a connecting pipe connected with the square pipe, the connecting pipe is communicated with the square pipe, a pipe cover is connected to the upper end of the connecting pipe in a threaded manner, a sliding rod is inserted in the axis of the pipe cover, a stress plate is arranged at the upper end of the sliding rod, a piston head is detachably matched with the lower end of the sliding rod, the piston head is in contact with the inner wall of the connecting pipe to form a seal, a spring is arranged on the sliding rod, the spring acts between the stress plate and the pipe cover, a liquid outlet hole is formed in the outer wall of the connecting pipe, normally, the piston head seals the liquid outlet hole, when the floating planting plate moves downwards to act on the stress plate, the sliding rod slides downwards, the piston head enters the square pipe, and nutrient solution in the square pipe is fed into the box body after passing through the liquid outlet hole.
The device is assembled as follows:
firstly, a hot water boiler and a circulating pump are needed to be prepared in a planting base, the pipeline comprises a water supply pipe and a water return pipe through the matching of the circulating pump, the heating temperature of the hot water boiler is 3-5 ℃ higher than the seedling raising temperature, and the pipeline does not need heat preservation treatment. The water supply pipe is in butt joint with the water inlet pipe, and the water return pipe is in butt joint with the water outlet pipe. Through the connection mode, the water pump after heating in the hot water boiler is sent to each water tank, so that the internal heating of the tank body is realized, and the cultivation and heat preservation are realized.
Secondly, preparing a storage tank for storing nutrient solution, wherein the height of the storage tank is higher than that of the box body, and under the action of atmospheric pressure, water in the storage tank is sent into the square pipe, so that the nutrient solution is always in the square pipe.
The beneficial effects of the utility model are as follows:
the advantage one, adopted the showy planting board in this device, showy planting board is the direct suspension in the top of nutrient solution, consequently when the liquid level of nutrient solution changed, can give the root system of seed or plant all the time and provide sufficient nutrient solution.
The advantage two, when the high decline of showy planting board, can form to press to the play liquid device, in pressing back nutrient solution is discharged to the box from square pipe, realized automatic fluid replacement, that is to say, this device when using, only need to store the holding vessel of nutrient solution the replenishment can, cultivate more laborsaving, and does not have complicated electrical system, the construction cost is lower, the fault rate is lower.
The floating planting plate can be taken out independently, the liquid outlet device is closed after rebound after taking out, nutrient solution is prevented from overflowing, and planting operation is performed on the seedling raising cup on the floating planting plate.
The seedling raising cup can be independently taken out, and independent analysis is conveniently carried out after a certain plant is taken out.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of the structure of the case;
FIG. 3 is a cross-sectional view of a floating planting plate;
FIG. 4 is a partial enlarged view of FIG. 3 at B;
FIG. 5 is an enlarged view of a portion of FIG. 2 at A;
fig. 6 is a schematic diagram of the cooperation of the square tube and the liquid outlet device.
Detailed Description
All of the features disclosed in this specification, or all of the steps in a method or process disclosed, may be combined in any combination, except for mutually exclusive features and/or steps.
Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving the same, equivalent or similar purpose, unless expressly stated otherwise. That is, each feature is one example only of a generic series of equivalent or similar features, unless expressly stated otherwise.
In the description of the present utility model, it should be understood that the terms "one end," "the other end," "the outer side," "the upper," "the inner side," "the horizontal," "coaxial," "the center," "the end," "the length," "the outer end," and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
Furthermore, in the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present utility model, unless explicitly specified and limited otherwise, the terms "disposed," "coupled," "connected," "plugged," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
Referring to fig. 1 and 2, a seedling raising box for selenium-rich rice cultivation comprises a box body 1, an opening is arranged at the upper end of the box body 1, a box cover 2 is detachably matched with the upper end of the box body 1, the box cover 2 is transparent, ventilation holes 21 are formed in the top of the box cover 2, the box cover 2 improves heat preservation effect, the ventilation holes 21 play a role of gas exchange,
the floating planting plate 3 is matched in the box body 1 and is in clearance fit with the inner wall of the box body 1, the clearance is 2mm, the floating planting plate 3 floats along the box body 1 under the buoyancy action of the nutrient solution, the floating planting plate 3 is adopted, the root system of the plant can be ensured to be always contacted with the nutrient solution,
the seedling raising cup 4 is arranged through the floating planting plate 3, the seedling raising cup 4 is independently detachable, so that the single plant can be conveniently observed when the floating planting plate 3 is not taken out,
a square tube 5, wherein the square tube 5 is mounted at the inner bottom of the box 1, a conduit 51 communicating with the square tube 5 is arranged at the outer side of the box 1,
the liquid outlet device 6 is arranged through the square tube 5, when the liquid level of the nutrient solution in the box body 1 is lowered, the height of the floating planting plate 3 is lowered, the liquid outlet device 6 is pressed, at the moment, the nutrient solution in the square tube 5 is discharged into the box body 1 through the liquid outlet device 6, the floating planting plate 3 floats upwards, and the floating planting plate 3 floats upwards to be separated from the liquid outlet device 6.
Referring to fig. 3 and 4, a frame-shaped floating tube 31 is disposed at the bottom of the floating planting plate 3, a sealed air chamber 32 is disposed inside the floating tube 31, the floating tube 31 is fixed to the floating planting plate 3, stepped holes 33 are uniformly distributed on the plate surface of the floating planting plate 3, the stepped holes 33 vertically penetrate through the floating planting plate 3, and the seedling raising cup 4 is installed through the stepped holes 34.
In the above technical solution, the buoyancy of the floating planting plate 3 is improved by the floating pipe 31. The mass of the plants increases after growth, and thus the buoyancy is improved by using the floating pipe 31.
Referring to fig. 3 and 4, a preferred embodiment of the present utility model is shown, a rubber stopper 311 is embedded in the small-bore position of the stepped hole 34, and the seedling raising cup 4 is in interference fit with the rubber stopper 311.
In the above technical scheme, the rubber stop ring 311 is adopted, so that the depth of the bottom of the seedling raising cup 4 inserted into the nutrient solution can be changed, the insertion depth of the seedling raising cup 4 can be reasonably selected according to the type of plants, and the germination rate of seeds can be improved.
Referring to fig. 4, in a preferred embodiment of the present utility model, a retainer ring 41 is disposed at the upper end of the seedling raising cup 4, the retainer ring 41 limits the seedling raising cup 4 to move down along the stepped hole 34, and holes 42 for passing through the nutrient solution are disposed at the bottom and on the wall of the seedling raising cup 4.
In the above-described solution, the entry of the nutrient solution is completed through the holes 43.
Referring to fig. 2, a water tank 11 is disposed at the outer wall of the box 1, the connection position between the water tank 11 and the box 1 is sealed by glue, the water tank 11 is matched with a water inlet pipe 12 and a water outlet pipe 13, a slot is formed in the inner wall of the box 1 at the position corresponding to the water tank 11, and a heat exchange plate 14 is glued and fixed at the slot position.
The heat exchanger plate is an aluminum sheet with a wall thickness of 0.4mm to 0.8mm, in this example 0.5mm.
In the above technical solution, the hot water is introduced into the water tank 11, and the heat is added to the interior of the tank body 1 by using the heat generated by the heat exchange plate 14, so as to maintain a better seed seedling temperature.
And the mode of circulating water inlet and outlet is adopted, and a plurality of boxes can be adopted for cultivating seeds of different types.
Referring to fig. 2, 5 and 6, in a preferred embodiment of the present utility model, the liquid outlet device 6 includes a connection pipe 61 connected to the square pipe 5, the connection pipe 61 is in communication with the square pipe 5, a pipe cover 62 is screwed on an upper end of the connection pipe 61, a sliding rod 63 is inserted in an axial center of the pipe cover 62, a stress plate 64 is disposed on an upper end of the sliding rod 63, a piston head 65 is detachably matched with a lower end of the sliding rod 63, the piston head 65 contacts an inner wall of the connection pipe 61 to form a seal, a spring 66 is disposed on the sliding rod 63, the spring 66 acts between the stress plate 64 and the pipe cover 62, a liquid outlet hole 67 is disposed at an outer wall of the connection pipe 61, normally, the piston head seals the liquid outlet hole, when the floating planting plate moves down to act on the stress plate, the piston head slides down into the square pipe, and nutrient solution in the square pipe is fed into the tank through the liquid outlet hole.
Normally, the liquid outlet 67 is blocked, and the reason is that the height of the storage tank for supplying the nutrient solution to the plurality of boxes 1 is higher than the height of the boxes 1, the nutrient solution can be continuously delivered to the boxes 1 under the action of atmospheric pressure, so that the nutrient solution is excessive and overflows from the boxes 1, the liquid outlet 67 can be blocked by adopting the piston heads 65, and the piston heads 65 are reset under the action of the springs after the planting floating plate 3 floats upwards, so that the excessive nutrient solution is prevented from entering the boxes 1.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present utility model. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.
Spatially relative terms, such as "above," "upper" and "upper surface," "above" and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above" may include both orientations of "above" and "below. The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present utility model. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present utility model and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the utility model described herein may be implemented in sequences other than those illustrated or otherwise described herein.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (7)
1. The utility model provides a selenium-rich rice cultivation is with seedling raising box, includes the box, and the upper end of box sets up the opening, and the upper end detachable of box cooperates there is the case lid, and the case lid is transparent, and the bleeder vent, its characterized in that are seted up at the top of case lid: also included is a method of manufacturing a semiconductor device,
a floating planting plate which is matched in the box body and is in clearance fit with the inner wall of the box body, the clearance is 1 mm-3 mm, the floating planting plate floats along the box body under the buoyancy action of the nutrient solution,
the seedling raising cup is arranged through the floating planting plate,
the square tube is arranged at the inner bottom of the box body, a conduit communicated with the square tube is arranged at the outer side of the box body,
and the liquid outlet device is arranged through the square tube, when the liquid level of the nutrient solution in the box body is reduced, the liquid outlet device is pressed after the height of the floating planting plate is reduced, and the nutrient solution in the square tube is discharged into the box body after passing through the liquid outlet device, so that the floating planting plate floats upwards until the floating planting plate floats upwards and is separated from the liquid outlet device.
2. The seedling raising box for selenium-rich rice cultivation as recited in claim 1, wherein: the bottom of floating planting board is provided with the float pipe of frame shape, and float pipe's inside is a sealed gas storehouse, float pipe with it is fixed to float planting board the equipartition has the shoulder hole on the face of floating planting board, the shoulder hole is vertically runs through planting board, the cup of growing seedlings is via the shoulder hole installation.
3. The seedling raising box for selenium-rich rice cultivation as recited in claim 2, wherein: a rubber stop ring is embedded in the small-aperture position of the stepped hole, and the seedling raising cup is in interference fit with the rubber stop ring.
4. A seedling raising box for selenium-enriched rice cultivation as recited in claim 3, wherein: the upper end of the seedling raising cup is provided with a check ring, the check ring forms a limit for the seedling raising cup to descend along the stepped hole, and holes for penetrating nutrient solution are formed in the bottom of the seedling raising cup and in the cup wall.
5. The seedling raising box for selenium-rich rice cultivation as recited in claim 1, wherein: the water tank is matched with a water inlet pipe and a water outlet pipe, the inner wall of the box body is slotted at the position corresponding to the water tank, and a heat exchange plate is glued and fixed at the slotted position.
6. The seedling raising box for selenium-rich rice cultivation of claim 5, wherein: the heat exchange plate is an aluminum thin plate, and the wall thickness is 0.4 mm-0.8 mm.
7. The seedling raising box for selenium-rich rice cultivation as recited in claim 1, wherein: the liquid outlet device comprises a connecting pipe connected with the square pipe, the connecting pipe is communicated with the square pipe, a pipe cover is connected to the upper end of the connecting pipe in a threaded mode, a sliding rod is inserted into the axis of the pipe cover, a stress plate is arranged at the upper end of the sliding rod, a piston head is detachably matched with the lower end of the sliding rod, the piston head is sealed after being contacted with the inner wall of the connecting pipe, a spring is arranged on the sliding rod, the spring acts between the stress plate and the pipe cover, a liquid outlet hole is formed in the outer wall of the connecting pipe, normally, the piston head seals the liquid outlet hole, when the floating planting plate moves downwards to act on the stress plate, the sliding rod slides downwards, and nutrient solution in the square pipe enters the square pipe downwards, and then is fed into the box body after passing through the liquid outlet hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321168826.XU CN220068481U (en) | 2023-05-16 | 2023-05-16 | Seedling raising box for selenium-rich rice cultivation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321168826.XU CN220068481U (en) | 2023-05-16 | 2023-05-16 | Seedling raising box for selenium-rich rice cultivation |
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| CN220068481U true CN220068481U (en) | 2023-11-24 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117814047A (en) * | 2024-03-04 | 2024-04-05 | 黑龙江省农业科学院经济作物研究所 | Floating type automatic water supply seedling raising plug tray for industrial hemp |
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2023
- 2023-05-16 CN CN202321168826.XU patent/CN220068481U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117814047A (en) * | 2024-03-04 | 2024-04-05 | 黑龙江省农业科学院经济作物研究所 | Floating type automatic water supply seedling raising plug tray for industrial hemp |
| CN117814047B (en) * | 2024-03-04 | 2024-05-14 | 黑龙江省农业科学院经济作物研究所 | Floating type automatic water supply seedling raising plug tray for industrial hemp |
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