CN220875109U - Accurate fertilizer injection unit of tomato plant - Google Patents
Accurate fertilizer injection unit of tomato plant Download PDFInfo
- Publication number
- CN220875109U CN220875109U CN202322835473.0U CN202322835473U CN220875109U CN 220875109 U CN220875109 U CN 220875109U CN 202322835473 U CN202322835473 U CN 202322835473U CN 220875109 U CN220875109 U CN 220875109U
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- flow control
- tomato plant
- plate
- control plate
- peripheral wall
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- 239000003337 fertilizer Substances 0.000 title claims abstract description 41
- 238000002347 injection Methods 0.000 title claims abstract description 10
- 239000007924 injection Substances 0.000 title claims abstract description 10
- 240000003768 Solanum lycopersicum Species 0.000 title claims description 31
- 230000007246 mechanism Effects 0.000 claims abstract description 45
- 238000005507 spraying Methods 0.000 claims abstract description 36
- 230000004720 fertilization Effects 0.000 claims abstract description 24
- 230000002093 peripheral effect Effects 0.000 claims description 32
- 238000005096 rolling process Methods 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 2
- 239000012530 fluid Substances 0.000 claims 2
- 239000007788 liquid Substances 0.000 abstract description 31
- 235000007688 Lycopersicon esculentum Nutrition 0.000 abstract description 7
- 241000227653 Lycopersicon Species 0.000 abstract 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 238000002156 mixing Methods 0.000 description 4
- 239000007921 spray Substances 0.000 description 4
- 244000309464 bull Species 0.000 description 3
- 238000000889 atomisation Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000012010 growth Effects 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 239000010871 livestock manure Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 235000021048 nutrient requirements Nutrition 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008635 plant growth Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Fertilizing (AREA)
Abstract
The utility model discloses a precise fertilizer injection unit for tomato plants, which particularly relates to the technical field of tomato planting, and comprises a rotary drum rotatably connected between two supporting covers, wherein the top of each supporting cover is provided with a pressurizing mechanism for pressurizing fertilizer liquid; through setting up spraying mechanism, rotate the second accuse flow board in the spraying mechanism, adjust second accuse flow board upper shed and first accuse flow board upper shed overlap area, and then adjust the flow of the fertilization liquid of injecting into atomizer in to realize controlling the speed and the flow of fertilization liquid from spraying mechanism internal blowout, with the fertilization demand of adapting to the difference of tomato plant, reduce the fertilization phenomenon to the tomato plant excessively fertilizedly or owe, improve the effective fertilization to the tomato plant.
Description
Technical Field
The utility model relates to the technical field of tomato planting, in particular to a precise fertilizer injection unit for tomato plants.
Background
Patent public number CN211861093U discloses a water-saving energy-saving tomato is with integrative watering and fertilizing device, this water-saving energy-saving tomato is with integrative watering and fertilizing device, through the valve, the shower nozzle, the (mixing) shaft, a motor, a thread section of thick bamboo, the cooperation between screw thread post and the piston board, the motor drives the pivoted while control piston board downwardly moving of (mixing) shaft, thereby can spray the liquid manure in the mixing box to the crop surface through the shower nozzle, simultaneously can select the mode that needs the fertilization through the valve, can reach accurate fertilization's purpose, reduce the waste to water and fertilizer, do not use pressure machinery to realize spraying process simultaneously, make this device overall load less, can reach the purpose of water saving and energy saving.
In the growing stage of tomatoes, in order to meet the nutrient requirements of tomato plants more rapidly, the fertilizer application mode adopts a foliar fertilizer application mode, and the speed and flow rate of spraying the fertilizer application liquid can not be controlled when the fertilizer application liquid is sprayed in the prior art, so that the condition of over-fertilizer or under-fertilizer is often caused when the fertilizer is applied to the tomato plants, and the balanced growth of the plants is affected.
Disclosure of utility model
The utility model aims to provide a tomato plant precise fertilizer apparatus.
The technical problems solved by the utility model are as follows: the fertilizer application device cannot control the spraying speed and flow, so that the condition of over-fertilizer or under-fertilizer occurs during the fertilizer application, and the balanced growth of plants is affected.
The utility model can be realized by the following technical scheme: including backup pad and the rolling element of its bottom installation, backup pad top both sides equal fixed mounting has the supporting cover, rotate between two supporting covers and be connected with the rotary drum, the pressurizing mechanism that is used for exerting pressure to the fertilization liquid is installed at the supporting cover top, supporting cover one side fixed intercommunication has the connecting pipe, the fixed intercommunication in bottom of supporting cover peripheral wall has communicating pipe, communicating pipe is linked together with the connecting pipe, a plurality of spraying mechanism that are used for controlling fertilization liquid flow are installed to one side that the supporting cover was kept away from to the connecting pipe peripheral wall, exert pressure the fertilization liquid in to the rotary drum through pressurizing mechanism and pour into the spraying mechanism with fertilization liquid through communicating pipe and connecting pipe in proper order, rethread spraying mechanism inner structure's regulation makes the final moderate speed of fertilization liquid spray on tomato plant with the atomizing state.
The utility model further technically improves that: the number of the spraying mechanisms is not less than two, the spraying surfaces of the spraying mechanisms positioned on the same side of the rotary drum are not on the same horizontal line, and the spraying range of the device can be adjusted according to the growth state of tomato plants by arranging the spraying mechanisms with the spraying surfaces not on the same horizontal line.
Further, the pressurizing mechanism comprises two piston cylinders which are fixedly communicated with the tops of the two supporting covers respectively, the tops of the two piston cylinders are simultaneously and fixedly provided with fixing plates, two sliding rods penetrate through the two sides of the tops of the fixing plates, the bottoms of the two sliding rods penetrate through the piston cylinders and are fixedly provided with piston plates, the piston plates are pushed downwards by the sliding rods, and the piston plates are enabled to transmit air pressure in the piston cylinders to the top surface of the fertilizing liquid in the rotating cylinder, so that the water pressure of the fertilizing liquid is increased.
Further, the pressurizing mechanism further comprises a push-pull plate fixedly arranged at the top ends of the two sliding rods, an electric telescopic rod is fixedly arranged at the middle position of the fixing plate, and the electric telescopic rod repeatedly pushes and pulls the push-pull plate to promote the push-pull plate to push and pull the two sliding rods simultaneously.
Further, the spraying mechanism comprises a flow control barrel fixedly communicated with the connecting pipe, a first flow control plate is fixedly connected to the inner wall of the flow control barrel, a cover plate is connected to one side, away from the connecting pipe, of the flow control barrel in a rotating mode, an atomizing nozzle is fixedly communicated to one side, away from the flow control barrel, of the cover plate, a connecting rod is connected between the cover plate and the first flow control plate in a rotating mode, a second flow control plate is fixedly connected to the peripheral wall of the connecting rod, the second flow control plate is attached to the first flow control plate, the rotating cover plate drives the connecting rod to rotate on one side of the first flow control plate, and therefore the second flow control plate on the peripheral wall of the connecting rod and the first flow control plate rotate relatively.
Further, two openings which are mutually center-symmetrical are formed in the first flow control plate and the second flow control plate, the openings formed in the first flow control plate and the second flow control plate are in one-to-one correspondence, when the first flow control plate and the second flow control plate rotate relatively, the coincidence ratio of the openings on the first flow control plate and the second flow control plate is changed, and therefore the flow of the fertilization liquid is controlled when the fertilization liquid passes through the openings of the first flow control plate and the second flow control plate.
Further, the spraying mechanism further comprises a plurality of rubber blocks fixedly arranged on the outer peripheral wall of the second flow control plate, a plurality of grooves matched with the rubber blocks are formed in the inner peripheral wall of the flow control cylinder close to the second flow control plate, and the state when the second flow control plate stops rotating is limited in the clamping groove through the clamping of the rubber blocks.
Further, the rolling assembly comprises two groups of fixed blocks which are respectively fixedly connected with two sides of the bottom of the supporting plate, the rotating rods are rotationally connected in the two groups of fixed blocks, a plurality of rollers are fixedly arranged on the peripheral wall of each rotating rod, and the rollers roll on the ground to promote the cart to move on the ground.
Further, the rotary drum and the peripheral walls of the two rotary rods are sleeved with the transmission belt at the same time, and when the roller rolls to drive the rotary rods to rotate, the rotary rods drive the rotary drum to rotate between the two supporting covers through the transmission belt.
Further, the positions, close to the pressurizing mechanism, of the peripheral walls of the two supporting covers are fixedly communicated with a material guide pipe, and fertilizing liquid can be added into the rotary drum by opening the material guide pipe.
Compared with the prior art, the utility model has the following beneficial effects:
1. Through setting up spraying mechanism, rotate the second accuse flow board in the spraying mechanism, adjust second accuse flow board upper shed and first accuse flow board upper shed overlap area, and then adjust the flow of the fertilization liquid of injecting into atomizer in to realize controlling the speed and the flow of fertilization liquid from spraying mechanism internal blowout, with the adaptation to the different fertilization demands of tomato plant, reduce the fertilization phenomenon to the tomato plant overfertilizeing or underfertilizeing, improve the effective fertilization to the tomato plant.
2. Through setting up rolling element and drive belt, when rolling element drives the device and remove in tomato planting place, the gyro wheel rolls and drive the bull stick of fixed connection with it at the ground and rotate in the fixed block, and pivoted bull stick passes through the cover and establishes the drive belt at two bull sticks and rotary drum periphery wall and drive the rotary drum and rotate between two supporting covers, and pivoted rotary drum drives the fertilizer and the water intensive mixing of its sediment in it to prevent that a large amount of precipitations from appearing in the fertilization liquid.
3. The push-pull plate is repeatedly pushed and pulled through the electric telescopic rod in the pressurizing mechanism, so that the two sliding rods are driven to push and pull the piston plates in the two piston cylinders respectively, the air pressure in the rotating cylinder is increased through the piston cylinders, the air pressure transmitted by the piston cylinders is promoted to pressurize the fertilizing liquid into the spraying mechanism, and finally the fertilizing liquid is sprayed in the air through the spraying mechanism.
Drawings
The present utility model is further described below with reference to the accompanying drawings for the convenience of understanding by those skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of a spray mechanism of the present utility model in a disassembled state;
FIG. 3 is a front elevational view of the structure of the present utility model;
FIG. 4 is a schematic view of the internal structure of the pressurizing mechanism of the present utility model.
In the figure: 1. a support plate; 2. a rolling assembly; 201. a fixed block; 202. a rotating rod; 203. a roller; 3. a support cover; 4. a rotating drum; 5. a transmission belt; 6. a pressurizing mechanism; 601. a piston cylinder; 602. a fixing plate; 603. a slide bar; 604. a piston plate; 605. a push-pull plate; 606. an electric telescopic rod; 7. a material guiding pipe; 8. a communicating pipe; 9. a connecting pipe; 10. a spraying mechanism; 101. a flow control cylinder; 102. a first flow control plate; 103. a cover plate; 104. a connecting rod; 105. a second flow control plate; 106. a rubber block; 107. a groove; 108. an atomizing spray head.
Detailed Description
In order to further describe the technical means and effects adopted by the utility model for achieving the preset aim, the following detailed description is given below of the specific implementation, structure, characteristics and effects according to the utility model with reference to the attached drawings and the preferred embodiment.
Referring to fig. 1-4, the present embodiment provides a precise fertilizer injection device for tomato plants, which comprises a cart, wherein the cart comprises a support plate 1 and a rolling assembly 2, the rolling assembly 2 comprises two groups of fixing blocks 201 fixedly installed at the bottom of the support plate 1, rotating rods 202 are respectively arranged in the two groups of fixing blocks 201, a plurality of rollers 203 are fixedly arranged on the rotating rods 202, support covers 3 are fixedly installed at two sides of the top of the support plate 1, a rotating drum 4 is rotatably connected between the two support covers 3, a driving belt 5 is sleeved on the peripheral wall of the rotating drum 4 and the peripheral walls of the two rotating rods 202 at the same time, the driving belt 5 penetrates through the support plate 1, when the cart moves through the bottom rolling assembly 2, the rollers 203 roll on the ground and drive the rotating rods 202 fixedly connected with the rollers to rotate in the fixing blocks 201, and the rotating rods 202 drive the driving belt 5 sleeved on the peripheral wall of the rotating drum 4, so that the rotating drum 4 rotates between the two support covers 3, and the rotating drum 4 mixes the deposited fertilizer and water therein when rotating, thereby preventing a large amount of deposition of fertilizer liquid from occurring;
The top of the peripheral wall of the two supporting covers 3 is provided with a pressurizing mechanism 6, the pressurizing mechanism 6 comprises two piston cylinders 601 which are fixedly communicated with the tops of the two supporting covers 3 respectively, the bottoms of the peripheral walls of the two piston cylinders 601 are respectively provided with a one-way air inlet valve, the inner walls of the bottoms of the inner cavities of the two piston cylinders 601 are respectively provided with a one-way air outlet valve, the tops of the two piston cylinders 601 are simultaneously and fixedly provided with a fixed plate 602, the positions of the fixed plates 602 close to the tops of the two piston cylinders 601 are respectively penetrated by slide bars 603, one end of each slide bar 603 penetrating into each piston cylinder 601 is fixedly provided with a piston plate 604, the tops of the two slide bars 603 are simultaneously and fixedly connected with a push-pull plate 605, the middle position of each fixed plate 602 is fixedly provided with an electric telescopic rod 606, and the top of each electric telescopic rod 606 is fixedly connected with the bottom of each push-pull plate 605;
The push-pull plate 605 is pushed and pulled through the electric telescopic rod 606, the push-pull plate 605 pushes and pulls the two sliding rods 603, one end of the two sliding rods 603 far away from the push-pull plate 605 pushes and pulls the two piston plates 604 in the two piston cylinders 601 respectively, the two piston cylinders 601 are matched with one-way valves with opposite flow directions on the two piston plates, when the piston plates 604 push downwards, the air pressure in the piston cylinders 601 is transferred to the fertilizing liquid in the rotary cylinder 4, so that the flowing water pressure of the fertilizing liquid is increased, when the piston plates 604 push upwards, the one-way air outlet valve is closed, the one-way air inlet valve is opened, and air is infused into the piston cylinders 601 through the one-way air inlet valve for pressing the fertilizing liquid next time;
The position, close to the pressurizing mechanism 6, of the peripheral wall of the supporting cover 3 is fixedly provided with a material guide pipe 7, the lower part of the peripheral wall of the supporting cover 3 is fixedly provided with a communicating pipe 8, one side, far away from the rotary drum 4, of the supporting cover 3 is fixedly communicated with a connecting pipe 9, the connecting pipe 9 is communicated with the communicating pipe 8, two spraying mechanisms 10 are respectively arranged on the upper side and the lower side of the peripheral wall of the connecting pipe 9, which is far away from the supporting cover 3, pressurized fertilization liquid is injected into the connecting pipe 9 through the communicating pipe 8, then is injected into a flow control cylinder 101 through the connecting pipe 9, then is injected into an atomization nozzle 108 through the flow control cylinder 101, and finally is atomized and sprayed into the outside air through the atomization nozzle 108;
The spraying mechanism 10 comprises a flow control cylinder 101 fixedly communicated with the connecting pipe 9, a first flow control plate 102 is fixedly connected to the inner wall of the flow control cylinder 101, the first flow control plate 102 is provided with a circular plate with two openings, the centers of the two openings are symmetrical, one side of the flow control cylinder 101 far away from the connecting pipe 9 is rotationally connected with a cover plate 103, a connecting rod 104 is rotationally connected between the cover plate 103 and the first flow control plate 102, the outer peripheral wall of the connecting rod 104 is fixedly provided with a second flow control plate 105, the second flow control plate 105 is attached to the first flow control plate 102 and has the same shape, the openings on the second flow control plate 105 are in one-to-one correspondence with the openings on the first flow control plate 102, the outer peripheral wall of the second flow control plate 105 is fixedly provided with a plurality of rubber blocks 106, the inner peripheral wall of the flow control cylinder 101 is attached to the outer peripheral wall of the second flow control plate 105, a plurality of grooves 107 matched with the rubber blocks 106 are formed in the position of the inner peripheral wall of the flow control cylinder 101 close to the outer peripheral wall of the second flow control plate 105, and one side of the cover plate 103 far away from the flow control cylinder 101 is fixedly communicated with an atomizing nozzle 108;
The cover plate 103 is rotated while the connecting rod 104 and the atomizing nozzle 108 are driven to rotate, the rotating connecting rod 104 drives the second flow control plate 105 to rotate, the initial overlapping area of the opening on the second flow control plate 105 and the opening on the first flow control plate 102 is assumed to be zero, the second flow control plate 105 rotates for a half circle to form a rotating period, when the second flow control plate 105 rotates in a rotating period, the overlapping area of the opening on the second flow control plate 105 and the opening on the first flow control plate 102 gradually becomes smaller from gradually becoming larger until the overlapping area is completely overlapped, then the overlapping area is changed into the next rotating period after being reset to zero again, and when the second flow control plate 105 stops rotating, the rubber blocks 106 on the peripheral wall of the second flow control plate 105 are clamped in the grooves 107 to limit the state when the second flow control plate 105 stops rotating, through the operation, the flow of the fertilizer injection of the atomizing nozzle 108 can be adjusted in one rotating period, and therefore the speed and the flow of the fertilizer injection and the fertilizer injection mechanism 10 are adjusted.
When the multifunctional fertilizer spraying device is used, the cart is moved to a planting place of tomato plants, then the speed and the flow rate of spraying the fertilizer liquid by the spraying mechanism 10 at the corresponding position are regulated according to the height required by the fertilization of the tomatoes so as to adapt to different fertilization requirements of the tomato plants, then the fertilizer liquid in the rotary drum 4 is pressurized by the electric telescopic rod 606, so that the fertilizer liquid is injected into the spraying mechanism 10 at the corresponding position through the communicating pipe 8 and the connecting pipe 9, then the fertilizer liquid is sprayed on the tomato plants in an atomized form through the atomizing nozzle 108 in the spraying mechanism 10, and when the cart is moved through the rolling assembly 2 at the bottom, the rolling assembly 2 drives the rotary drum 4 to rotate between the two supporting covers 3 through the driving belt 5 so as to fully mix the fertilizer deposited in the rotary drum 4 with water, and prevent a large amount of precipitation of the fertilizer liquid.
The present utility model is not limited to the above embodiments, but is capable of modification and variation in all aspects, including those of ordinary skill in the art, without departing from the spirit and scope of the present utility model.
Claims (10)
1. The utility model provides a accurate fertilizer injection unit of tomato plant, includes backup pad (1) and its bottom installation's roll subassembly (2), its characterized in that: the utility model discloses a fertilizing device, including backup pad (1), backup pad, connecting pipe (8), rotary drum (4) are connected with in the equal fixed mounting in backup pad (1) top both sides, two it is connected with rotary drum (4) to rotate between supporting lid (3), and pressurizing mechanism (6) that are used for exerting pressure to the fertilizing fluid are installed at supporting lid (3) top, and fixed intercommunication in supporting lid (3) one side has connecting pipe (9), and fixed intercommunication in bottom of supporting lid (3) peripheral wall has communicating pipe (8) to be linked together with connecting pipe (9), a plurality of spraying mechanism (10) that are used for controlling fertilizing fluid flow are installed to one side that supporting lid (3) was kept away from to connecting pipe (9) peripheral wall.
2. The tomato plant precision fertilizer apparatus as claimed in claim 1, wherein the number of the spraying mechanisms (10) is not less than two, and the spraying surfaces of the plurality of spraying mechanisms (10) on the same side of the drum (4) are not on the same horizontal line.
3. The tomato plant precise fertilizer apparatus as claimed in claim 1, wherein the pressurizing mechanism (6) comprises two piston cylinders (601) fixedly communicated with the tops of the two supporting covers (3), the tops of the two piston cylinders (601) are simultaneously fixedly provided with fixing plates (602), two sliding rods (603) penetrate through two sides of the tops of the fixing plates (602), and the bottom ends of the two sliding rods (603) penetrate into the piston cylinders (601) and are fixedly provided with piston plates (604).
4. A tomato plant precision fertilization device according to claim 3, wherein the pressurizing mechanism (6) further comprises a push-pull plate (605) fixedly arranged at the top ends of the two slide bars (603), and an electric telescopic rod (606) is fixedly arranged at the middle position of the fixed plate (602).
5. The tomato plant precise fertilizer injection unit according to claim 1, wherein the spraying mechanism (10) comprises a flow control cylinder (101) fixedly communicated with the connecting pipe (9), a first flow control plate (102) is fixedly connected to the inner wall of the flow control cylinder (101), a cover plate (103) is rotatably connected to one side, far away from the connecting pipe (9), of the flow control cylinder (101), an atomizing nozzle (108) is fixedly communicated to one side, far away from the flow control cylinder (101), of the cover plate (103), a connecting rod (104) is rotatably connected between the cover plate (103) and the first flow control plate (102), a second flow control plate (105) is fixedly connected to the peripheral wall of the connecting rod (104), and the second flow control plate (105) is attached to the first flow control plate (102).
6. The tomato plant precise fertilizer apparatus as claimed in claim 5, wherein the first flow control plate (102) and the second flow control plate (105) are provided with two openings which are mutually centrosymmetric, and the openings provided on the two flow control plates are in one-to-one correspondence.
7. The tomato plant precise fertilizer apparatus as claimed in claim 5, wherein the spraying mechanism (10) further comprises a plurality of rubber blocks (106) fixedly mounted on the outer peripheral wall of the second flow control plate (105), and the inner peripheral wall of the flow control cylinder (101) adjacent to the second flow control plate (105) is provided with a plurality of grooves (107) adapted to the rubber blocks (106).
8. The tomato plant precise fertilizer apparatus as claimed in claim 1, wherein the rolling assembly (2) comprises two groups of fixed blocks (201) fixedly connected with two sides of the bottom of the supporting plate (1), the two groups of fixed blocks (201) are respectively and rotatably connected with a rotating rod (202), and a plurality of rollers (203) are fixedly arranged on the peripheral wall of the rotating rod (202).
9. The tomato plant precise fertilizer apparatus as claimed in claim 8, wherein the rotating drum (4) and the peripheral walls of the two rotating rods (202) are simultaneously sleeved with a transmission belt (5).
10. The tomato plant precise fertilizer apparatus as claimed in claim 1, wherein the positions of the outer peripheral walls of the two supporting covers (3) close to the pressurizing mechanism (6) are fixedly communicated with a material guiding pipe (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322835473.0U CN220875109U (en) | 2023-10-23 | 2023-10-23 | Accurate fertilizer injection unit of tomato plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322835473.0U CN220875109U (en) | 2023-10-23 | 2023-10-23 | Accurate fertilizer injection unit of tomato plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220875109U true CN220875109U (en) | 2024-05-03 |
Family
ID=90878381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322835473.0U Active CN220875109U (en) | 2023-10-23 | 2023-10-23 | Accurate fertilizer injection unit of tomato plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220875109U (en) |
-
2023
- 2023-10-23 CN CN202322835473.0U patent/CN220875109U/en active Active
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