CN220935859U - Seedling raising box for rice planting - Google Patents
Seedling raising box for rice planting Download PDFInfo
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- CN220935859U CN220935859U CN202323056469.0U CN202323056469U CN220935859U CN 220935859 U CN220935859 U CN 220935859U CN 202323056469 U CN202323056469 U CN 202323056469U CN 220935859 U CN220935859 U CN 220935859U
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- seedling raising
- raising box
- drip irrigation
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- fixedly arranged
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- 235000007164 Oryza sativa Nutrition 0.000 title claims abstract description 24
- 235000009566 rice Nutrition 0.000 title claims abstract description 24
- 240000007594 Oryza sativa Species 0.000 title 1
- 241000209094 Oryza Species 0.000 claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 6
- 238000003973 irrigation Methods 0.000 claims description 37
- 230000002262 irrigation Effects 0.000 claims description 37
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000000087 stabilizing effect Effects 0.000 claims description 6
- 230000009471 action Effects 0.000 abstract description 4
- 235000015097 nutrients Nutrition 0.000 description 7
- 239000007788 liquid Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 241000282414 Homo sapiens Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Cultivation Receptacles Or Flower-Pots, Or Pots For Seedlings (AREA)
Abstract
The utility model belongs to the technical field of rice planting, and provides a rice planting seedling raising box, which comprises: the seedling raising box is internally and fixedly provided with a plurality of planting boxes, the seedling raising box is internally and fixedly provided with a cavity, one side of the cavity is fixedly provided with a water inlet pipe, the top end of the seedling raising box is movably provided with two box covers, the two box covers are internally and fixedly provided with fluorescent lamps, and one side of the seedling raising box is fixedly provided with a pull rod; according to the utility model, the universal wheels are arranged at the bottom of the seedling raising box to be matched with the pull rod, so that the whole device can be easily pulled to move, meanwhile, the connecting plate is arranged at the bottom of the seedling raising box, the rubber blocks and the stress blocks are respectively arranged at the two sides of the connecting plate, after the device is pushed to a required position, the movable pushing blocks can be utilized to push the stress blocks downwards, so that the rubber blocks are contacted with the ground and are pressed on the ground, the device is more stable when standing, and the device is prevented from sliding easily under the action of the universal wheels.
Description
Technical Field
The utility model belongs to the technical field of rice planting, and particularly relates to a rice planting seedling raising box.
Background
Rice is one of important food crops for human beings, the cultivation and eating history is quite long, half of population eating rice in the world mainly in Asia, south European and tropical American and African areas, the rice can carry out seedling raising treatment on rice seeds before planting, and liquid fertilizer is added into a seedling raising box regularly in order to ensure the growth normality of seed seedling raising, so that the nutrition in the seedling raising box is ensured.
Through retrieving, the patent of grant bulletin number CN217523501U discloses a seedling raising box is planted to rice, including the bottom plate, the support column is all installed perpendicularly in bottom plate top four corners, and four support column tops set up the ceiling spare jointly, and the bottom plate top is provided with a plurality of liquid storage boxes from supreme equidistance down, all is connected through the mount pad between liquid storage box week angle department and the adjacent support column, and the inside planting tray spare that sets up of liquid storage box is provided with the fattening mechanism in a plurality of liquid storage box outsides.
The above patent suffers from the following disadvantages: although the device is provided with the removal wheel, but its structure that does not have to fix the device, the device slides easily under the effect of removal wheel, inconvenient stable placing, and the device adopts unified watering mode simultaneously, can't accurately adjust the watering volume of every plant rice, and different rice is different in the required watering volume of different growth period, can't adjust the water yield according to actual growth condition, and the adjustability is relatively poor.
Disclosure of utility model
The utility model aims to provide a rice planting seedling raising box for solving the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
a rice seedling raising box comprising:
The seedling raising box is internally and fixedly provided with a plurality of planting boxes, a cavity is fixedly arranged in the seedling raising box, one side of the cavity is fixedly provided with a water inlet pipe, the top end of the seedling raising box is movably provided with two box covers, the two box covers are internally and fixedly provided with fluorescent lamps, one side of the seedling raising box is fixedly provided with a pull rod, four corners of the bottom of the seedling raising box are movably provided with universal wheels through bearings, and one side of the seedling raising box is provided with an observation window;
the stabilizing assembly is arranged at the bottom of the seedling raising box and comprises a connecting plate and a rubber block fixedly arranged at one side of the connecting plate, a stress block is fixedly arranged at one side of the connecting plate away from the rubber block, and a pushing block is movably arranged at one side of the stress block;
The adjusting component is arranged on one side of the cavity close to the planting box, the adjusting component comprises a plurality of drip irrigation pipes and a quantity control ring fixedly arranged in the drip irrigation pipes, a quantity control plug is movably arranged on one side of the quantity control ring, the drip irrigation pipes are communicated with the cavity, and the drip irrigation pipes are correspondingly arranged with the planting box.
Preferably, two gag levers are symmetrically arranged at the bottom of the seedling raising box, two gag levers are fixedly arranged on one side, far away from the seedling raising box, of each gag lever post, a connecting plate is movably sleeved between the two gag lever levers, a spring is connected between one side, close to the limiting plate, of each connecting plate and the corresponding limiting plate, a rubber block is fixedly arranged on one side, far away from the seedling raising box, of each connecting plate, and a stress block is fixedly arranged on one side, far away from the rubber block, of each connecting plate.
Preferably, two sliding rods are fixedly arranged at one side of the bottom of the seedling raising box, which is close to the stress block, a pushing block is movably sleeved between the two sliding rods, an electric push rod is fixedly arranged at one side of the bottom of the seedling raising box, which is close to the pushing block, and the output end of the electric push rod is fixedly connected with the pushing block.
Preferably, the section of the stress block is of a semicircular structure, and the section of the pushing block is of a trapezoid structure with rounded corners.
Preferably, one side of the inside of the drip irrigation pipe is fixedly provided with a quantity control ring, one side of the inside of the drip irrigation pipe, which is close to the quantity control ring, is movably provided with a quantity control plug, one side of the quantity control plug, which is far away from the quantity control ring, is fixedly provided with a first support plate, one side of the quantity control plug, which is close to the first support plate, is fixedly provided with a second support plate, and the first support plate and the second support plate are symmetrically arranged.
Preferably, a first U-shaped frame is fixedly arranged on one side, close to the metering plug, of the drip irrigation pipe, a second U-shaped frame is fixedly arranged on one side, close to the first U-shaped frame, of the drip irrigation pipe, the first U-shaped frame and the second U-shaped frame are respectively arranged corresponding to the first support plate and the second support plate, a limiting shaft is fixedly connected between the first U-shaped frame and the metering ring, and the first support plate is movably sleeved outside the limiting shaft through an opening.
Preferably, the second U-shaped frame is movably provided with a threaded rod through a bearing between the second U-shaped frame and the quantity control ring, the inside of the second support plate is in screwed connection with the threaded rod through an opening, one side of the second U-shaped frame, which is far away from the threaded rod, is movably provided with a driven bevel gear through a bearing, the driven bevel gear is connected with the shaft transmission of the threaded rod, one side, which is close to the driven bevel gear, of the inside of the drip irrigation pipe is movably provided with a driving bevel gear through a bearing, the driving bevel gear is meshed with the driven bevel gear, one side, which is close to the second U-shaped frame, of the outside of the drip irrigation pipe is movably provided with a knob through a bearing, and the knob is connected with the shaft transmission of the driving bevel gear.
Compared with the prior art, the utility model has the beneficial effects that:
(1) According to the utility model, the universal wheels are arranged at the bottom of the seedling raising box to be matched with the pull rod, so that the whole device can be easily pulled to move, meanwhile, the connecting plate is arranged at the bottom of the seedling raising box, the rubber blocks and the stress blocks are respectively arranged at the two sides of the connecting plate, after the device is pushed to a required position, the movable pushing blocks can be utilized to push the stress blocks downwards, so that the rubber blocks are contacted with the ground and are pressed on the ground, the device is more stable when standing, and the device is prevented from sliding easily under the action of the universal wheels.
(2) According to the utility model, the quantity control ring is arranged in the drip irrigation pipe, and the movable quantity control plug is arranged at one side of the quantity control ring, so that the flow of nutrient solution passing through the quantity control ring is gradually reduced in the process that the quantity control plug is gradually close to the quantity control ring, and drip irrigation can be stopped when the quantity control plug is completely attached to the quantity control ring.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the internal disassembled structure of the present utility model;
FIG. 3 is a schematic view of the bottom view of the present utility model;
FIG. 4 is a schematic diagram of a pusher block mounting structure of the present utility model;
FIG. 5 is a schematic view of the overall structure of the drip irrigation pipe of the present utility model;
FIG. 6 is a schematic view of a metering plug mounting structure of the present utility model;
Fig. 7 is an enlarged schematic view of the structure of the present utility model at a.
In the figure: 1. a seedling raising box; 11. a planting box; 12. a cavity; 13. a water inlet pipe; 14. a case cover; 15. a fluorescent lamp; 16. a pull rod; 17. a universal wheel; 18. an observation window; 2. a stabilizing assembly; 21. a limit rod; 22. a limiting plate; 23. a connecting plate; 24. a spring; 25. a rubber block; 26. a stress block; 27. a slide bar; 28. a pushing block; 29. an electric push rod; 3. an adjustment assembly; 31. a drip irrigation pipe; 32. a quantity control ring; 33. a metering plug; 34. a first support plate; 35. a second support plate; 36. a first U-shaped frame; 37. a second U-shaped frame; 38. a limiting shaft; 39. a threaded rod; 310. a driven bevel gear; 311. a driving bevel gear; 312. and (5) a knob.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Embodiment one:
Referring to fig. 1 to 4, a rice planting seedling raising box includes:
The seedling raising box 1, a plurality of planting boxes 11 are fixedly installed in the seedling raising box 1, a cavity 12 is fixedly installed in the seedling raising box 1, a water inlet pipe 13 is fixedly installed on one side of the cavity 12, two box covers 14 are movably installed at the top end of the seedling raising box 1, fluorescent lamps 15 are fixedly installed in the two box covers 14, a pull rod 16 is fixedly installed on one side of the seedling raising box 1, universal wheels 17 are movably installed at four corners of the bottom of the seedling raising box 1 through bearings, and an observation window 18 is formed in one side of the seedling raising box 1;
The stabilizing assembly 2 is arranged at the bottom of the seedling raising box 1, the stabilizing assembly 2 comprises a connecting plate 23 and a rubber block 25 fixedly arranged on one side of the connecting plate 23, a force bearing block 26 is fixedly arranged on one side, away from the rubber block 25, of the connecting plate 23, and a pushing block 28 is movably arranged on one side of the force bearing block 26;
The adjusting component 3, the adjusting component 3 sets up in cavity 12 be close to planting box 11 one side, and adjusting component 3 includes a plurality of drip irrigation pipe 31 and is located drip irrigation pipe 31 internally fixed mounting's accuse volume ring 32, and accuse volume ring 32 one side movable mounting has accuse volume stopper 33, and drip irrigation pipe 31 and cavity 12 intercommunication set up, and drip irrigation pipe 31 corresponds the setting with planting box 11.
Specifically, two gag levers 21 are symmetrically installed at the bottom of the seedling raising box 1, a limiting plate 22 is fixedly installed on one side, away from the seedling raising box 1, of each of the two gag levers 21, a connecting plate 23 is movably sleeved between the two gag levers 21, a spring 24 is connected between one side, close to the limiting plate 22, of each connecting plate 23 and the limiting plate 22, a rubber block 25 is fixedly installed on one side, away from the seedling raising box 1, of each connecting plate 23, and a stress block 26 is fixedly installed on one side, away from the rubber block 25, of each connecting plate 23.
From the above, the outside can be through inlet tube 13 to the inside nutrient solution that carries of cavity 12, then by drip irrigation pipe 31 to planting box 11 carry nutrient solution, the case lid 14 design can conveniently plant and take out the rice, set up fluorescent lamp 15 in case lid 14 inside simultaneously and can provide illumination for seedling raising case 1 is inside, pull rod 16 cooperation universal wheel 17 can conveniently pull the device and remove, observation window 18 is transparent glass material, conveniently observe inside rice growth in the outside, gag lever post 21 and limiting plate 22 can play spacing effect to connecting plate 23, spring 24 can drive connecting plate 23 and reset, guarantee the stability when the device stands through making rubber piece 25 press subaerial.
Specifically, two slide bars 27 are fixedly arranged at one side, close to the stress block 26, of the bottom of the seedling raising box 1, a pushing block 28 is movably sleeved between the two slide bars 27, an electric push rod 29 is fixedly arranged at one side, close to the pushing block 28, of the bottom of the seedling raising box 1, the output end of the electric push rod 29 is fixedly connected with the pushing block 28, the section of the stress block 26 is of a semicircular structure, and the section of the pushing block 28 is of a trapezoid structure with round corners.
From the above, the pushing block 28 can cooperate with the force-bearing block 26 to drive the connecting plate 23 to slide outside the limiting rod 21, when the pushing block 28 approaches and extrudes the force-bearing block 26 under the action of the electric push rod 29, the inclined surface of the pushing block 28 gradually pushes the cambered surface of the force-bearing block 26, so that the force-bearing block 26 extrudes the rubber block 25 below until the rubber block 25 is pressed on the ground, the device is difficult to push under the action of the rubber block 25, the spring 24 is in a compressed state, when the device needs to be moved, the electric push rod 29 drives the pushing block 28 to be far away from the force-bearing block 26, the spring 24 gradually drives the rubber block 25 to be far away from the ground, and the device can be pushed at will.
Embodiment two:
Referring to fig. 2 and fig. 5-7, a control ring 32 is fixedly installed on one side of the interior of the drip irrigation pipe 31, a control plug 33 is movably installed on one side of the interior of the drip irrigation pipe 31, which is close to the control ring 32, a first support plate 34 is fixedly installed on one side of the control plug 33, which is far from the control ring 32, a second support plate 35 is fixedly installed on one side of the control plug 33, which is close to the first support plate 34, and the first support plate 34 and the second support plate 35 are symmetrically arranged.
Specifically, a first U-shaped frame 36 is fixedly installed inside the drip irrigation pipe 31 near one side of the metering plug 33, a second U-shaped frame 37 is fixedly installed inside the drip irrigation pipe 31 near one side of the first U-shaped frame 36, the first U-shaped frame 36 and the second U-shaped frame 37 are respectively arranged corresponding to the first support plate 34 and the second support plate 35, a limiting shaft 38 is fixedly connected between the first U-shaped frame 36 and the metering ring 32, and the inside of the first support plate 34 is movably sleeved outside the limiting shaft 38 through holes.
From the above, the control plug 33 is made of elastic rubber, and the movable control plug 33 is disposed at one side of the control ring 32 to control the flow of the nutrient solution passing through the control ring 32, so that when the control plug 33 is gradually close to the control ring 32, the flow of the nutrient solution passing through the control ring 32 is gradually reduced, and when the control plug 33 completely fits the control ring 32, drip irrigation can be stopped, the control plug 33 can be limited by the cooperation of the limiting shaft 38 and the first supporting plate 34, so that the control plug 33 can accurately enter the control ring 32, and deviation between the position of the control plug and the position of the control ring 32 is avoided, so that the flow cannot be controlled.
Specifically, a threaded rod 39 is movably mounted between the second U-shaped frame 37 and the quantity control ring 32 through a bearing, the inside of the second supporting plate 35 is in threaded screwing connection with the threaded rod 39 through an opening, one side, far away from the threaded rod 39, of the second U-shaped frame 37 is movably mounted with a driven bevel gear 310 through the bearing, the driven bevel gear 310 is connected with the shaft transmission of the threaded rod 39, one side, close to the driven bevel gear 310, of the drip irrigation pipe 31 is movably mounted with a driving bevel gear 311 through the bearing, the driving bevel gear 311 is meshed with the driven bevel gear 310, one side, close to the second U-shaped frame 37, of the drip irrigation pipe 31 is movably mounted with a knob 312 through the bearing, and the knob 312 is connected with the shaft transmission of the driving bevel gear 311.
From the above, the threaded rod 39 and the second support plate 35 are matched to drive the control plug 33 to move up and down along the outer side of the limiting shaft 38 when the threaded rod 39 rotates, so that the control plug 33 is close to or far away from the control ring 32, the driven bevel gear 310 is arranged to play a driving role, and the driving bevel gear 311 is meshed with the driven bevel gear 310, so that the driven bevel gear 310 is driven to rotate through the driving bevel gear 311 when the knob 312 is rotated, the threaded rod 39 is further regulated and controlled, the control plug 33 controls the flow, and in particular use, the knob 312 is rotated to drive the threaded rod 39 to rotate, the threaded rod 39 rotates by itself to drive the control plug 33 to move up and down along the outer side of the limiting shaft 38, and the control plug 33 can be made to be close to or far away from the control ring 32, when the nutrient solution flow is required to be reduced, the control plug 33 is made to be close to the control ring 32, drip irrigation is stopped, the control plug 33 is made to be attached to the control ring 32, and when the nutrient solution flow is required to be increased, the control plug 33 is made to be gradually far away from the control ring 32.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a seedling raising box is planted to rice which characterized in that includes:
The seedling raising box (1), a plurality of planting boxes (11) are fixedly installed inside the seedling raising box (1), a cavity (12) is fixedly installed inside the seedling raising box (1), a water inlet pipe (13) is fixedly installed on one side of the cavity (12), two box covers (14) are movably installed at the top end of the seedling raising box (1), fluorescent lamps (15) are fixedly installed inside the two box covers (14), a pull rod (16) is fixedly installed on one side of the seedling raising box (1), universal wheels (17) are movably installed at four corners of the bottom of the seedling raising box (1) through bearings, and an observation window (18) is formed in one side of the seedling raising box (1);
The stabilizing assembly (2) is arranged at the bottom of the seedling raising box (1), the stabilizing assembly (2) comprises a connecting plate (23) and a rubber block (25) fixedly arranged on one side of the connecting plate (23), a force-bearing block (26) is fixedly arranged on one side, away from the rubber block (25), of the connecting plate (23), and a pushing block (28) is movably arranged on one side of the force-bearing block (26);
The utility model provides a regulation subassembly (3), regulation subassembly (3) set up in cavity (12) are close to planting box (11) one side, regulation subassembly (3) are including a plurality of drip irrigation pipe (31) and be located drip irrigation pipe (31) internally fixed mounting's accuse volume ring (32), accuse volume ring (32) one side movable mounting has accuse volume stopper (33), drip irrigation pipe (31) and cavity (12) intercommunication setting, drip irrigation pipe (31) correspond the setting with planting box (11).
2. The rice planting seedling raising box according to claim 1, wherein two limiting rods (21) are symmetrically arranged at the bottom of the seedling raising box (1), limiting plates (22) are fixedly arranged on one sides, away from the seedling raising box (1), of the two limiting rods (21), connecting plates (23) are movably sleeved between the two limiting rods (21), springs (24) are connected between one sides, close to the limiting plates (22), of the connecting plates (23) and the limiting plates (22), rubber blocks (25) are fixedly arranged on one sides, away from the seedling raising box (1), of the connecting plates (23), and stress blocks (26) are fixedly arranged on one sides, away from the rubber blocks (25), of the connecting plates (23).
3. The rice planting seedling raising box according to claim 2, wherein two sliding rods (27) are fixedly arranged at one side, close to the stress block (26), of the bottom of the seedling raising box (1), a pushing block (28) is movably sleeved between the two sliding rods (27), an electric push rod (29) is fixedly arranged at one side, close to the pushing block (28), of the bottom of the seedling raising box (1), and the output end of the electric push rod (29) is fixedly connected with the pushing block (28).
4. A rice planting seedling raising box as claimed in claim 3, wherein the section of the stress block (26) is of a semicircular structure, and the section of the pushing block (28) is of a trapezoid structure with rounded corners.
5. The rice planting seedling raising box according to claim 1, wherein a quantity control ring (32) is fixedly arranged on one side of the interior of the drip irrigation pipe (31), a quantity control plug (33) is movably arranged on one side, close to the quantity control ring (32), of the interior of the drip irrigation pipe (31), a first support plate (34) is fixedly arranged on one side, far away from the quantity control ring (32), of the quantity control plug (33), a second support plate (35) is fixedly arranged on one side, close to the first support plate (34), of the quantity control plug (33), and the first support plate (34) and the second support plate (35) are symmetrically arranged.
6. The rice planting seedling raising box according to claim 5, wherein a first U-shaped frame (36) is fixedly arranged on one side, close to the quantity control plug (33), of the drip irrigation pipe (31), a second U-shaped frame (37) is fixedly arranged on one side, close to the first U-shaped frame (36), of the drip irrigation pipe (31), the first U-shaped frame (36) and the second U-shaped frame (37) are respectively arranged corresponding to the first supporting plate (34) and the second supporting plate (35), a limiting shaft (38) is fixedly connected between the first U-shaped frame (36) and the quantity control ring (32), and the inside of the first supporting plate (34) is movably sleeved outside the limiting shaft (38) through an opening.
7. The rice planting seedling raising box according to claim 6, wherein a threaded rod (39) is movably mounted between the second U-shaped frame (37) and the quantity control ring (32) through a bearing, the inside of the second supporting plate (35) is in threaded screwing connection with the threaded rod (39) through an opening, a driven bevel gear (310) is movably mounted on one side, far away from the threaded rod (39), of the second U-shaped frame (37) through a bearing, the driven bevel gear (310) is in shaft transmission connection with the threaded rod (39), a driving bevel gear (311) is movably mounted on one side, close to the driven bevel gear (310), of the inside of the drip irrigation pipe (31), the driving bevel gear (311) is meshed with the driven bevel gear (310), a knob (312) is movably mounted on one side, close to the second U-shaped frame (37), of the outside of the drip irrigation pipe (31) through a bearing, and the knob (312) is in shaft transmission connection with the driving bevel gear (311).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323056469.0U CN220935859U (en) | 2023-11-13 | 2023-11-13 | Seedling raising box for rice planting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323056469.0U CN220935859U (en) | 2023-11-13 | 2023-11-13 | Seedling raising box for rice planting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220935859U true CN220935859U (en) | 2024-05-14 |
Family
ID=91018437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323056469.0U Active CN220935859U (en) | 2023-11-13 | 2023-11-13 | Seedling raising box for rice planting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220935859U (en) |
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2023
- 2023-11-13 CN CN202323056469.0U patent/CN220935859U/en active Active
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