JP3166263U - Vegetable hydroponics shelf - Google Patents

Abstract

An object of the present invention is to provide a vegetable hydroponic shelf that increases the number of hydroponic boxes that can be left in a prescribed space, and consequently saves the private space of the vegetable hydroponic shelf. The vegetable hydroponic shelf includes a base frame 1 and a hydroponic box 2, the base frame including four columns 11 arranged in a rectangular shape so as to face each other, and one side of each column. A holding portion 111 is provided, a connection portion 112 having a relatively large outer diameter is provided on another side of each column, and an insertion groove 113 is provided on one side of the connection portion remote from the holding portion. The two columns are connected by a support rod 12, the two columns and the support rod exhibit an H-shape, and a connection rod 13 is provided between the two support rods. A box is installed, and the base frame can insert four holding portions of another base frame into the insertion grooves of the four columns, whereby a plurality of base frames and a hydroponic box are stacked up and down. [Selection] Figure 2

Description

  The present invention relates to a kind of vegetable hydroponics shelf, and in particular, a support rod is provided between two support posts of the base frame to form an H shape, and two supports provided to the four support posts of the base frame. A connecting rod is provided between the rods, a hydroponic box is installed on the two support rods and the connecting rod, and the four support posts of another base frame are inserted into the insertion grooves of the four support posts of the base frame. It is related with the shelf for vegetable hydroponics which achieves the objective which is piled up and down by inserting a connection part, and saves private space.

  Traditionally, vegetables and flowers use soil to nourish plants during cultivation. Such a cultivation method must use land, and therefore, residents of the city cannot easily enjoy the cultivation of vegetables and flowers in a situation where land acquisition is not easy. In such a cultivation method, since the root of the plant extends toward the lower side of the soil, mud soil tends to adhere to the vegetable surface during picking, which causes inconvenience in washing.

  In order to remedy the above-mentioned drawbacks, a hydroponic method for growing vegetables using a cultivation box has appeared in the market, and the cultivation method includes water and fertilizer liquid that supply vegetable nutrients in the hydroponic cultivation box. This liquid water replaces the soil so that it can be cultivated cleanly and is not subject to land restrictions.

  Please refer to FIG. In general, the hydroponics box is a box A having an accommodation space A0 inside, and the accommodation space A0 is covered with a cover A1 having a plurality of perforations A11, and water B is contained in the accommodation space A0. The plurality of perforations A11 of the cover A1 are provided for the cultivation of vegetables C. The root C1 of the vegetable C is located in the water B in the accommodation space A0, and the stem C2 of the vegetable C extends from the accommodation space A0 through the perforation A11 of the cover A1 to the upper external space, and the leaf C3 of the vegetable C Can grow upward in the box A, so that the vegetable C can receive photoirradiation by receiving sunlight, and the vegetable C also has sufficient space for its growth.

  Today's people are increasingly interested in healthy foods, but most of the vegetables on the market are protected by pesticide spraying during cultivation, so it is easy to inoculate residual pesticides when eaten, Ingestion can cause injury to the human body. However, it takes a lot of time and effort to reliably remove the residual agricultural chemicals in vegetables. Therefore, more and more people are beginning to grow their own vegetables.

  However, as modern people's residences are increasingly concentrated, the living space has been reduced, and items such as washing machines, refrigerators, and furniture have already been neglected regardless of whether the vegetables are grown indoors or on the veranda. Therefore, the available space is very finite. However, in general, hydroponics boxes can be left directly on the floor, and a large number of hydroponics boxes cannot be installed in the space.

  Therefore, there is a lot of space occupied by the well-known hydroponic cultivation box, and how to solve the problems and disadvantages that the installation quantity cannot be increased is the direction of improvement of research by those skilled in the art.

  Therefore, in light of the above-mentioned problems and disadvantages, the present inventor collected the relevant materials, conducted various evaluations and considerations, and through years of experience in this industry, through continuous trial production and improvement, such lamination Using the formula, we created a vegetable hydroponic shelf that can save space and increase the amount of water in the hydroponic box that can be installed in the specified space.

  The first object of the present invention is to provide support rods between two columns on the short sides of the four rectangular columns, and the two support rods are connected and fixed by the connecting rods. A plurality of base frames are stacked up and down by positioning them by allowing them to stand on the support rod and the connecting rod, and positioning by inserting four holding parts of another base frame into the insertion grooves of the four columns. The purpose is to increase the number of hydroponic boxes that can be left in the specified space, and thus to save the space occupied by the vegetable hydroponic shelf.

  The second object of the present invention is to allow each of the base frames stacked above to be attached with a plant lamp below the connecting rod, and further to top the base frame on which one base frame or one or more are stacked. A frame is attached, and the top frame can be positioned by aligning and inserting the holding part into the insertion groove of the four support columns of the upper base frame, and the other side of the holding part is bent toward the center to bend the bent part. Forming and allowing one or more lamps to be installed in the bent part, radiating downward with a plant lamp and one or more lamps, and cultivating in the hydroponics box on each lower base frame To achieve the purpose of shortening around the vegetable growth by allowing the vegetables to be able to perform photosynthesis by receiving light even when there is no sunlight irradiation A.

  The third object of the present invention is to further cover the outside of the one or more base frames and the top frame with an isolation net, and the isolation net can isolate the hydroponic box body on each base frame, Prevent pests from accessing vegetables, that is, prevent vegetables from causing problems such as yellowing, atrophy, growth delay, shortening of life, death, etc. due to pest damage, and thus the appearance of the vegetable surface, growth rate and production volume It is to achieve the purpose of improving.

  The fourth object of the present invention is to further adjust the height of the adjustment feet when installing the adjustment feet on the holding portions of the four support posts of the base frame that are in contact with the ground or the floor. It is to achieve the purpose of uniformly holding the water contained in the hydroponics box installed on the base frame, and thus making the vegetable growth uniform.

  A fifth object of the present invention is to provide a hydroponic box body in a dovetail shape with a wide top and a narrow bottom, and stack a plurality of hydroponic box bodies with a narrow bottom portion of another hydroponic box body in the accommodation space. It is to achieve the purpose of depositing and saving the space required for transportation.

  The sixth object of the present invention is to provide a fixed planting plant that covers the hydroponic box body by providing a plurality of fixed planting holes with a wide top and a narrow bottom, and after putting vegetables in the plurality of fixed planting holes, The purpose of this is to block the narrow part below the sponge to be inserted, thereby preventing the sponge from falling into the accommodation space of the hydroponics box.

The invention of claim 1 comprises a vegetable hydroponic shelf, comprising one or more base frames and a hydroponic box,
The base frame includes four support columns arranged in a rectangular shape so as to face each other, a holding portion is provided on one side of each support column, and an adjustment foot capable of adjusting the height is provided on each holding unit. A connecting portion having an enlarged diameter is provided on the other side, and an insertion groove for inserting and positioning the holding portion of the base frame that is stacked adjacently on one side away from the holding portion of the connecting portion is provided, The two pillars on the short side are connected by a support rod to form an H shape, and a connecting rod is provided between the two support rods.
The hydroponic box body is installed on the two support rods and the connecting rod, a storage space for storing water and vegetables is formed inside the hydroponic box body, and the storage space is a fixed planting plate. The vegetable hydroponic shelf is characterized by being covered and provided with a plurality of fixed planting holes for extending the vegetables on the fixed planting board.
The invention of claim 2 is the vegetable hydroponic shelf according to claim 1, wherein a fixing hole is provided at the center of the support rod of each base frame, and the center of each of the support rods is formed at the two end surfaces of the connecting rod. A shelf for vegetable hydroponics, wherein a screw hole corresponding to the fixing hole is provided, and a screw component previously passed through the fixing hole at the center of the support rod is screwed into each screw hole. It is said.
The invention of claim 3 is the vegetable hydroponic shelf according to claim 1, wherein a top frame is further attached above one or a plurality of the base frames, and an insertion groove of the base frame below the top frames. A holding portion that is aligned and inserted is provided, and a bent portion that is bent toward the center is extended on the other side of the holding portion, and one or a plurality of the bent portions are provided on one side close to the base frame. A lamp for emitting light toward the lower hydroponic box body, and an optional base frame is mounted with a plant lamp below the connecting rod of the base frame stacked above, The shelf for vegetable hydroponics is characterized by irradiating light toward the hydroponic box on the base frame of the vegetable.
The invention of claim 4 is the vegetable hydroponic shelf according to claim 1, wherein a top frame is further attached above one or a plurality of the base frames, and the top frame is aligned with an insertion groove of the lower base frame. And a holding portion to be inserted is provided, and a bent portion that is bent toward the center is extended to the other side of the holding portion of the top frame, and one or a plurality of the base frame and the top frame above it are outside. A shelf for vegetable hydroponics, characterized in that is covered with an isolation net.
The invention of claim 5 is the vegetable hydroponic shelf according to claim 1, characterized in that the hydroponic box body has a dovetail shape with a wide top and a narrow bottom.
The invention of claim 6 is the vegetable hydroponic shelf according to claim 1, wherein the hydroponic box body has an accommodation space for accommodating water and vegetables inside, and the accommodation space is covered with a fixed planting plate. The vegetable hydroponic shelf is characterized in that the fixed planting plate is provided with a plurality of fixed planting holes having a wide top and a narrow bottom.

  The vegetable hydroponic shelf of the present invention comprises one or a plurality of base frames and a hydroponic box, and the base frame has four support columns arranged in a rectangular shape so as to face each other, and one side of each support column. A holding part is provided, a connecting part having a relatively large outer diameter is provided on the other side of each column, an insertion groove is recessed on one side away from the holding part of the connecting part, and two supporting columns on the short side are provided. The support rods are connected to each other, and the two support rods and the support rods are H-shaped. Further, the connection rods are provided between the two support rods, and the hydroponic box body is installed on the two support rods and the connection rods. The base frame can insert four holding parts of another base frame into the insertion grooves of the four struts, so that a plurality of base frames and hydroponic box bodies can be stacked vertically and installed in a specified space Can increase the quantity of the body, thereby To achieve the purpose of saving space.

It is a three-dimensional external view of a preferred embodiment of the present invention. 1 is an exploded view of a preferred embodiment of the present invention. It is a three-dimensional external view before stacking a plurality of base frames of the present invention. It is a three-dimensional external view after stacking a plurality of base frames of the present invention. It is the three-dimensional external view after the top frame and lamp | ramp of this invention are attached. It is a three-dimensional external view after the top frame and isolation net | network of this invention are attached. It is side surface sectional drawing of the hydroponic box body of this invention. It is side surface sectional drawing of a well-known technique.

  In order to describe in detail the technical contents, structural features, and objects to be achieved of the present invention, examples will be described below in combination with the drawings.

  Please refer to FIGS. These are a three-dimensional external view, a three-dimensional exploded view, a three-dimensional external view after mounting a top frame and a lamp of a preferred embodiment of the present invention. As can be clearly seen from the figure, this vegetable hydroponic shelf includes one or more base frames 1, one or more hydroponic boxes 2, and a top frame 3.

  The one or more base frames 1 have four support columns 11 arranged in a rectangular shape facing each other. On one side of each column 11 is provided a holding portion 111 that contacts the article and forms support. The holding portion 111 may further be provided with an adjustment foot 1111 that can adjust the height. A connection portion 112 having a relatively large outer diameter is provided on the other side of each column 11. An insertion groove 113 is formed on one side of the connecting portion 112 away from the holding portion 111 so that the holding portions 111 of the base frames 1 stacked adjacent to each other can be placed and positioned.

  A support rod 12 having a central fixing hole 121 is provided between the two short-side struts 11, and the two struts 11 and the support rod 12 jointly form an H shape. A connecting rod 13 is provided in between, screw holes 131 aligned with the center fixing holes 121 of the support rods 12 are provided at the two end faces of the connecting rods 13, and the center fixing of the support rods 12 is first performed in the screw holes 131. A screw part 132 passed through the hole 121 is screwed in, and a plant lamp 133 is provided below the connecting rod 13.

  The hydroponic box body 2 has a dovetail shape with a wide top and a narrow bottom, and a storage space 20 for storing water and vegetables is formed inside the hydroponic box body 2, and the top of the storage space 20 is a fixed planting plate 21. The fixed planting plate 21 is covered with a plurality of fixed planting holes 211 for widening the top and narrowing the bottom and extending the vegetables. When the sponge 212 is installed in the fixed planting hole 211, the sponge 212 is positioned by the fixed planting hole 211 having a wide top and a narrow bottom.

  The top frame 3 is attached above one or a plurality of base frames 1. The top frame 3 is provided with a holding portion 31 that is aligned and inserted into the insertion groove 113 of the base frame 1, and a bending portion 32 that is continuously bent toward the center is extended on the other side of the holding portion 31. One or a plurality of lamps 33 are provided on one side of the bent portion 32 adjacent to the base frame 1.

  When each of the above-mentioned parts is assembled, two sets of H-shaped two struts 11 and the support rods 12 are brought upright, and the screw holes 131 on the two sides of the connecting rods 13 are respectively connected to the two support rods 12. The two screw parts 132 are aligned with the fixing holes 121 and passed through the fixing holes 121 of the two support rods 12, respectively, and then screwed into the two screw holes 131 of the connecting rod 13. The side is held by two support rods 12. Further, the hydroponic box body 2 is placed between the four columns 11, and the bottom surface of the hydroponic box body 2 is brought into contact with the upper surfaces of the two support rods 12 and the connecting rods 13, thus completing the assembling operation of the present invention. To do.

  At the time of disassembly, the hydroponic box body 2 is first removed, and further, the two screw parts 132 are removed to complete the disassembly, thereby achieving the purpose of convenient assembly and disassembly and reducing the occupied space during storage.

  The connecting portion 112 of each of the columns 11 described above may be formed by integral molding or may be separately manufactured and then fixed to the column 11 by a method such as screwing or welding. In addition, the support rod 12 is fixed between the two struts 11 by a method such as integral molding, screwing, welding, etc., and it only has a function to prevent fishing by applying external force after fixing, It is hereby made clear that this does not limit the scope of the present invention, and that all other modifications and equivalent structural changes are within the scope of the claimed invention.

  2, 3 and 4 are a three-dimensional exploded view of a preferred embodiment of the present invention, a three-dimensional external view before a plurality of base frames are stacked, and a three-dimensional external view after a plurality of base frames are stacked. is there. As is apparent from the figure, when it is necessary to stack a plurality of base frames 1 and hydroponic box bodies 2, first, the base frame 1 and the hydroponic box body 2 are placed at predetermined positions, and another base frame 1 is placed. Then, the hydroponic box body 2 is moved above the base frame 1 and the hydroponic box body 2, and the holding portions 111 of the four struts 11 of another base frame 1 are aligned with the four insertion grooves 113 of the lower base frame 1. Let me insert it. Stacking can be completed in this way, even if the living space of modern people is gradually reduced and both indoor and veranda spaces are reduced, the number of hydroponic boxes 2 installed in a finite space using this method Can be increased.

  The base frame 1 that contacts the ground or the floor is further provided with adjusting feet 1111 on the holding portions 111 of the four columns 11. In a situation where the ground or the floor is not flat, the water stored in the hydroponic box body 2 installed in each base frame 1 can be tilted. Can be made uniform, and a plurality of vegetables cultivated in the hydroponic box 2 can be uniformly grown and harvested simultaneously.

  2, 4 and 5 are a three-dimensional exploded view of a preferred embodiment of the present invention, a three-dimensional external view after a plurality of base frames are stacked, and a three-dimensional external view after a top frame and a lamp are attached. As is clear from the figure, when the vegetable hydroponic shelf is installed indoors, pests such as mosquitoes, butterflies, and moths are surely isolated outside the room. There are few compared with the outdoors, and it is not necessary to attach the isolation net 4.

  A top frame 3 can be further installed above the base frame 1 in which one or more are stacked, and the top frame 3 aligns and holds the holding portion 31 with the connection portion 112 of the column 11 of the upper base frame 1. By inserting the portion 31 into the insertion groove 113 of each connection portion 112, the lamp 33 of the top frame 3 is caused to emit light toward the vegetables in the lower hydroponics box 2 and stacked upward. The obtained base frame 1 can be provided with a plant lamp 133 below the connecting rod 13, and a light beam is directed toward the vegetable in the hydroponics box 2 installed on the lower base frame 1 on the plant lamp 133 of the upper base frame 1. It can be provided and photo-synthesized to vegetables to shorten the growth cycle of vegetables.

  2, 4 and 6 are a three-dimensional exploded view of a preferred embodiment of the present invention, a three-dimensional external view after stacking a plurality of base frames, and a three-dimensional external view after attaching a top frame and an isolation net. As is clear from the figure, when the vegetable hydroponic shelf is installed outdoors, sunlight is directly applied to the vegetables, so there is no need to attach extra light-emitting equipment, and one or more base frames 1 are The top frame 3 not having the lamp 33 is attached to the upper base frame 1, and the outside is covered with the isolation net 4.

  The isolation net 4 isolates the hydroponic box 2 and the external space on the base frame 1 so that pests such as mosquitoes, butterflies, and moths cannot pass through the isolation net 4, which affects the vegetables. Thus, yellowing, atrophy, growth delay, life shortening, and death can be prevented, thereby achieving the purpose of increasing the appearance, growth rate, and production amount of the vegetable surface.

  FIG. 7 is a side sectional view of the hydroponic box of the present invention. As is clear from the figure, the hydroponic box body 2 has a dovetail shape with a wide top and a narrow bottom, and when the plurality of hydroponic box bodies 2 are transported in an unused state, A relatively narrow bottom of another hydroponic box 2 is inserted into the storage space 20 in the same direction, thereby achieving a space saving effect.

  The fixed planting plate 21 of the hydroponic box body 2 is provided with a plurality of fixed planting holes 211 having a wide top and a narrow bottom. After the vegetables are put in, the plurality of fixed planting holes 211 are closed with the sponge 212 so that the vegetables are positioned. The vegetable is prevented from being biased, the product has good quality, and the lower narrow fixed planting hole 211 is fitted with the sponge 212, and the sponge 212 is accommodated in the hydroponics box 2. Falling into 20 is prevented.

The vegetable hydroponic shelf of the present invention described above has the following advantages in actual use.
(1) At the time of assembly, the two pairs of H-shaped two columns 11 and the support rod 12 are aligned using the connecting rod 13 and are screwed by the two screw parts 132. It can be disassembled by removing the hydroponics box 2 and the two screw parts 132 in order. In this way, the assembly and disassembly can be performed quickly, and the four holding portions 111 of another base frame 1 can be inserted into the insertion grooves 113 of the four struts 11 of the base frame 1 so that they can be stacked in a finite space. The quantity of the hydroponic box body 2 that can be installed in can be increased.
(2) Each base frame 1 stacked above can be attached with a plant lamp 133 below the connecting rod 13, and light is applied to the hydroponic box 2 attached to the lower base frame 1 with the plant lamp 133. The top frame 3 is further mounted above one base frame or a plurality of stacked base frames 1, and the top frame 3 has a holding portion 31 in the insertion groove 113 of the column 11 of the upper base frame 1. By being aligned and inserted, the assembly is completed, which is convenient for the assembly, and one or a plurality of lamps 33 can be attached to the bent portions 32 on the other side of the four holding portions 31. The downward light beam emitted by the irradiates the vegetables in each hydroponic box body 2, that is, when the vegetable hydroponic shelves are installed indoors, It is possible to perform the synthesis.
(3) One or a plurality of base frames 1 and the top frame 3 that does not include the lamp 33 can be covered with an isolation net 4, and the hydroponics box 2 and the external space on the base frame 1 are isolated with the isolation net 4. Since pests such as external butterflies and moths cannot pass through the isolation net 4, they can prevent the effects of the pests on the vegetables in the hydroponic box body 2, such as yellowing, atrophy, growth delay, life shortening, and death due to pests Can prevent problems.
(4) The base frame 1 that is in contact with the ground or the floor can be further provided with adjusting feet 1111 on the holding portions 111 of the four support columns 11, and the base frame 1 is uneven by adjusting the height with the adjusting feet 1111. Even when installed on a smooth ground or floor, the water inside the hydroponic box 2 installed on the base frame 1 can be kept uniform.
(5) When the hydroponic box body 2 has a dovetail shape with a wide top and a narrow bottom, when transporting a plurality of hydroponic box bodies 2, another hydroponic box body 2 is placed in the accommodation space 20 of the hydroponic box body 2. Narrow bottoms can be accommodated in the same direction, whereby the effect of stacking the hydroponic boxes 2 can be achieved.
(6) Since the fixed planting plate 21 covering the hydroponic box body 2 is provided with a plurality of fixed planting holes 211 having a wide top and a narrow bottom, after the vegetables are put in the fixed planting hole 211, the sponge 212 is closed with the sponge 212. 212 can be held in a narrow portion below the fixed planting hole 211, and the fall of the sponge 212 into the accommodation space 20 of the hydroponic box 2 can be prevented.

  Therefore, in the present invention, two H-shapes are formed by the four support columns 11 and the two support rods 12 on the vegetable hydroponics shelf, and the two support rods 12 are fixed using the connecting rods 13. The base frame 1 is formed so that the hydroponic box body 2 can be installed on the two support rods 12 and the connecting rod 12 of the base frame 1, and the base frame 1 is connected to one side of the four columns 11. By inserting the holding portions 111 of the four struts 11 of another base frame 1 into the insertion groove 113 of 112, the base frame 1 can be stacked, thereby reducing the space occupied by vegetable hydroponics Is the main protection focus.

  The above description is only an example of the present invention, and does not limit the scope of the present invention. Any equivalent changes and modifications that can be made based on the scope of the claims of the present invention are all described in the present invention. Shall belong to the scope covered by the rights.

  Overall, the above-described vegetable hydroponic shelf of the present invention reliably achieves its effects and purpose when used, and therefore the present invention is highly practical and meets the requirements for registration of utility models.

DESCRIPTION OF SYMBOLS 1 Base frame 11 Support | pillar 121 Fixing hole 111 Holding part 13 Connecting rod 1111 Adjustment foot 131 Screw hole 112 Connection part 132 Screw component 113 Insertion groove 133 Plant lamp 12 Support rod 2 Hydroponic box body 20 Storage space 211 Fixed planting hole 21 Fixed planting plate 212 Sponge 3 Top frame 31 Holding part 33 Lamp 32 Bending part 4 Isolation net A Box A0 Housing space A11 Perforation A1 Cover B Water C Vegetable C1 Root C3 Leaf C2 Stem

Claims (6)

A vegetable hydroponic shelf, with one or more base frames and hydroponic boxes,
The base frame includes four support columns arranged in a rectangular shape so as to face each other, a holding portion is provided on one side of each support column, and an adjustment foot capable of adjusting the height is provided on each holding unit. A connecting portion having an enlarged diameter is provided on the other side, and an insertion groove for inserting and positioning the holding portion of the base frame that is stacked adjacently on one side away from the holding portion of the connecting portion is provided, The two pillars on the short side are connected by a support rod to form an H shape, and a connecting rod is provided between the two support rods.
The hydroponic box body is installed on the two support rods and the connecting rod, a storage space for storing water and vegetables is formed inside the hydroponic box body, and the storage space is a fixed planting plate. A shelf for vegetable hydroponics, which is covered and provided with a plurality of planting holes for extending vegetables on the planting board.   2. The vegetable hydroponic shelf according to claim 1, wherein a fixing hole is provided at the center of the support rod of each base frame, and a screw corresponding to the fixing hole at the center of each support rod is provided at two end faces of the connecting rod. A shelf for vegetable hydroponics, characterized in that a hole is provided, and a screw component previously passed through the fixing hole in the center of the support rod is screwed into each screw hole.   2. The vegetable hydroponic shelf according to claim 1, wherein a top frame is further attached above one or a plurality of the base frames, and the holding portions are aligned and inserted into the insertion grooves of the base frames below the top frames. A bent portion that is bent toward the center is extended on the other side of the holding portion, and one or more lower hydroponic boxes on one side of the plurality of bent portions near the base frame are provided. A lamp is provided that emits light toward the body, and an optional base frame is mounted with a plant lamp below the connecting rod of the base frame stacked above, the plant lamp being hydroponic on the lower base frame. A shelf for vegetable hydroponics, characterized by irradiating light toward a box.   The vegetable hydroponic shelf according to claim 1, wherein a top frame is further attached above one or a plurality of the base frames, and a holding portion that is aligned and inserted into an insertion groove of the lower base frame is inserted into the top frame. A bent portion that is bent toward the center is extended to the other side of the holding portion of the top frame, and one or a plurality of the base frame and the outer top frame are covered with an isolation net. A shelf for vegetable hydroponics.   The shelf for vegetable hydroponics according to claim 1, wherein the hydroponic box body has a dovetail shape with a wide top and a narrow bottom.   The shelf for vegetable hydroponics according to claim 1, wherein the hydroponic box body has a housing space for housing water and vegetables therein, and the housing space is covered with a fixed planting plate, A shelf for vegetable hydroponics, characterized by having a plurality of fixed planting holes that are wide and narrow at the bottom.

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