TWI598036B - Plant and its production methods - Google Patents

Description

Plant factory and production method thereof

The invention relates to plant cultivation; in particular to a plant factory and a method of producing the same.

With the development of the economy, the income of national life has increased year by year, and in the diet, it has gradually turned to a refined diet, so the population of people with high blood pressure, diabetes and other civilized diseases has also increased. Many studies have shown that the best medicine is a balanced diet. Eating more vegetables, fruits and other foods can effectively improve the health of the human body. However, the problem of pesticide pollution of vegetables and fruits currently on the market is quite serious. For this reason, some manufacturers have introduced plant factories to plant plants indoors in a soil-free manner to avoid pests and diseases, and to avoid the problem of pesticide pollution.

The well-known plant factories divide the plant factories into different planting areas by means of zoning and planting, and plant plants in the planting areas at different times, so that the plants in each planting area grow successively, and finally Harvested in different periods. However, the well-known plant factories occupy a large area of land, and the personnel need to carry out harvesting and new planting operations in different planting areas at different times, which will result in inefficient work.

In view of the above, an object of the present invention is to provide a plant factory and a production method thereof, which can improve work efficiency and increase productivity.

In order to achieve the above object, the plant factory provided by the present invention is used for planting a plurality of plants, which are in different stages of growth, in sequence, a first growth stage, a second growth stage and a third growth stage. The plant factory comprises at least one first water tank, a plurality of planting trays, a plurality of second water tanks, a plurality of second planting trays and at least one third water tank, wherein: the first water tank is elongated and used Having a nutrient solution; the first planting trays are sequentially placed along the long axis of the first water tank in the first water tank, and are movable along a long axial direction of the first water tank; each of the first planting trays a plant for growing the first growth stage; each of the second water tanks is elongated to accommodate the nutrient solution; the second water tanks are juxtaposed and juxtaposed with the first water tank; the second planting The trays are sequentially placed along the long axial direction of each of the second water tanks, and are movable along the long axial direction of each of the second water tanks; each of the second planting trays is used for planting the second growth stage Plant; the third tank is elongated to accommodate water a diluted nutrient solution adjacent to one end of each of the second water tanks; the third planting trays are disposed along the long axial direction of the third water tank and movable along a long axial direction of the third water tank Each of the third planting trays is used to grow the plant of the third growth stage.

The method for producing a plant factory provided by the present invention comprises the following steps: A. providing a plurality of first planting trays; B. planting a first growth stage plant on the first planting tray, and after the planting is completed Putting the first planting tray in the first water tank; C. repeating step B a plurality of times, so that the first planting trays are sequentially arranged in the first water tank; D. the plants on the first planting trays When a part of the growth reaches a second growth stage, the plant will be moved to the second growing stage to a plurality of second planting trays, and the second planting trays are placed in the second sinks. E. moving at least a portion of the plants on the second planting tray to a third growing stage, moving the second planting tray of the plant carrying the third growth stage to the third sink, Forming a plurality of third planting trays placed in the third water tank; F. after the roots of the plants in each of the third planting trays are soaked in water or diluted nutrient solution and illuminated for a predetermined period of time, each of the The three planting trays are removed from the third sink for harvesting.

The effect of the present invention is that, by the arrangement and production method of the plant factory of the present invention, the overall operation flow is as an assembly line operation, the work efficiency is effectively improved, and the production capacity per unit land is increased.

In order to explain the present invention more clearly, a preferred embodiment will be described in detail with reference to the drawings. Referring to FIG. 1 , a plant factory according to a preferred embodiment of the present invention is used for planting a plurality of plants, and the plants are in a plurality of different growth stages, depending on the plant from seedling to adult plant. The growth period is divided into a first growth stage, a second growth stage and a third growth stage. For example, taking the plant growth period of 24 days as an example, the first to second growth stages are respectively 12 days. The third stage of growth is the stage in which the plants can be harvested, and the number of days in each of the above stages is different depending on the plants, and is not intended to limit the present invention.

The plant factory includes at least one first water tank 10, a plurality of first planting trays 12, at least one temporary storage tank 14, a plurality of second planting trays 16, a plurality of second water tanks 18, at least one third water tank 22, and plural a second planting tray 24, wherein:

The first water tank 10 is elongated to accommodate the nutrient solution N. The two ends of the first water tank 10 are a first starting end 102 and a first end 104, respectively.

With reference to FIG. 1 and FIG. 2 and FIG. 3, each of the first planting trays 12 has a first predetermined number of planting holes 122. In this embodiment, there are 25 planting holes 122, and the planting holes 122 are disposed in the planting holes 122. The culture pot 124 of the plant P having the first growth stage is planted, and the root of the plant P is pierced by the perforation 124a of the culture pot 124. In practice, in addition to the culture pot 124, it can also be supported by sponge, rock wool or the like. medium. The first planting trays 12 are sequentially placed along the long axis of the first water tank 10 in the first water tank 10 and across the top of the first water tank 10, so that the roots of the plants P are immersed in the nutrient solution N. And each of the first planting trays 12 can be pushed to move along the long axis of the first water tank 10. Above the first water tank 10, a light source L is provided to provide light required for the growth of the plant P. Referring to FIG. 4, the plants placed on each of the first planting trays 12 are gradually grown on the first water tank 10 to the second growth stage to form a medium seedling.

In practice, the width of the first planting tray 12 may be smaller than the width of the first water tank 10, so that each of the first planting trays 12 is placed in the first water tank 10 to float on the nutrient solution N.

Please refer to FIG. 1 , FIG. 5 and FIG. 6 . The temporary storage tank 14 is elongated to accommodate the nutrient solution N and to temporarily place a portion of the second planting tray 16 . The two ends of the temporary storage tank 14 are respectively a starting end 142 and an end 144, and the starting end 142 of the temporary storage tank 14 is adjacent to the first end 104 of the first water tank 10. In this embodiment, the arrangement of the first water tank 10 and the temporary storage tank 14 is substantially perpendicular.

Each of the second planting trays 16 has a second predetermined number of planting holes 162, the second predetermined number being less than the first predetermined number, and the second predetermined number in the embodiment is nine. In each of the planting holes 162, a culture pot 164 for planting the plant P having the second growth stage is placed, and the root of the plant P is pierced by the perforation 164a of the culture pot 164. In practice, except that the culture pot 164 is used, Supporting media such as sponge and rock wool can also be used. The plant P in the second growth stage is obtained by growing the plant on the first planting tray 12 to the plant P in the early stage of the second growth stage.

The second planting trays 16 are sequentially placed on the top of the temporary storage tank 14 along the long axis of the temporary storage tank 14, and each of the second planting trays 16 can be pushed along the temporary storage tank 14 Long axial movement. The temporary storage tank 14 is only for temporarily placing the second planting tray 16, so that the light source L may not be disposed above it. In practice, each of the second planting trays 16 can also be placed in the temporary storage tank 14 to float on the nutrient solution N.

Please refer to FIG. 1 and FIG. 7. Each of the second water tanks 18 is elongated to accommodate the nutrient solution N. The second water tanks 18 are arranged side by side and are also juxtaposed with the first water tank 10. Each of the two ends of the second water tank 18 is a second starting end 182 and a second end 184, and the second starting end 182 of each of the second water tanks 18 is adjacent to the temporary storage tank 14 than the second end 184. . In this embodiment, the arrangement of each of the second water tanks 18 and the temporary storage tank 14 is substantially perpendicular, and the groove width of the second water tank 18 is the same as the groove width of the temporary storage tank 14.

The second planting trays 16 on the second water tanks 18 are displaced by the second planting trays 16 on the temporary storage tanks 14, and the second planting trays 16 are respectively placed in the second water tanks 18, so that The roots of the plant P are immersed in the nutrient solution N, and the second planting trays 16 on the second water tank 18 are sequentially placed on the top of each of the second water tanks 18 along the long axis of each of the second water tanks 18, And each of the second planting trays 16 can be pushed to move along the long axis of each of the second water tanks 18. A light source L is disposed above the second water tank 18 to provide light required for the plant P to grow. In practice, each of the second planting trays 16 can also be placed in the second water tank 18 to float on the nutrient solution N.

Please cooperate with FIG. 8 , the plant P in the second growth stage gradually grows to the third growth stage (the plant can be harvested) on the second water tank 18 .

Please refer to FIG. 1 and FIG. 9 that the third water tank 22 is elongated to accommodate the water W and adjacent to the second end 184 of each of the second water tanks 18. In this embodiment, the third trough 22 includes a first trough section 222 and a second trough section 224 adjacent to the second end 184 of each of the second troughs 18. The tops of the two side walls of the third water tank 22 are respectively provided with at least one conveyor belt 226, which in this embodiment are two conveyor belts 226, each of which extends along the long axial direction of the third water tank 22. The groove width of the third water tank 22 is the same as the groove width of the second water tank 18. In practice, the third water tank 22 can also accommodate the diluted nutrient solution, and the concentration of the diluted nutrient solution is lower than the concentration of the nutrient solution N in the first water tank 10, the temporary storage tank 14 and the second water tank 18.

Each of the third planting trays 24 has the same structure as each of the second planting trays 16 for planting the plants P of the third growth stage, and the third planting trays 24 are the second of the second tanks 18 The planting tray 16 is moved to the third water tank 22 to be formed. The third planting trays 24 are disposed on the conveyor belt 226 of the third water tank 22 along the long axis of the third water tank 22, and each of the third planting trays 24 is driven by the conveyor belt 226 along the third The long axial movement of the water tank 22. A light source L is disposed above the third water tank 22 to provide sufficient light for the plant P to enhance the plant photosp for sufficient photosynthesis and reduce nitrate residue. In practice, instead of providing the conveyor belt 226, each of the third planting trays 24 may be placed on the top of the third water tank 22 or placed in the third water tank 22 to float on the water W, and then externally urged. Three planting trays 24 move.

With the above structure, the production method of the embodiment can be performed, and the following steps shown in FIG. 10 are included:

In step S01, the first plurality of empty first planting trays 12 are first provided.

In step S02, a plurality of culture pots 124 planted with the first growth stage of the plant P are placed in the planting holes 122 of the first planting tray 12 on the first planting tray 12. After the planting is completed, the first planting tray 12 is placed in the first water tank 10. In this embodiment, the first planting tray 12 is placed in the first water tank 10 from the first starting end 102.

In step S03, step S02 is repeated a plurality of times, and the first planting trays 12 are sequentially arranged in the first water tank 10. In this embodiment, each time the first planting tray 12 is placed, the first planting tray 12 previously placed in the first water tank 10 is moved in the direction of the first end 104, so that the first placement is performed. A planting tray 12 is adjacent to the first end 104, and a rear implanted first planting tray 12 is adjacent to the first starting end 102.

The aforementioned steps S02 and S03 are performed periodically, for example, every day, or every two days. Taking daily execution as an example, the first sink 10 will have plants planted on the day and before yesterday. After repeating steps S02 and S03 for several days, the plant of the first planting tray 12 placed on the first day is grown to the initial stage of the second growth stage (see FIG. 4). Thereafter, the space required for the growth of the plant P is gradually increased, and then the steps S04 to S05 are continued to move the plant P which has grown to the second growth stage to the plurality of second planting trays 16, and the second The planting tray 16 is placed in the second water tanks 18 for growth in the second growth stage, wherein the number of plants P on each of the second planting trays 16 is smaller than the number of plants P on each of the first planting trays 12.

In step S04, in conjunction with FIG. 1, FIG. 5 and FIG. 6, the first water tank 10 is grown to the second planting tray 16 at the beginning of the second growing stage, and the second planting tray is completed. The planting tray 16 is placed in the temporary storage tank 14, and after the plurality of second planting trays 16 for completing the transplanted plants are accumulated on the temporary storage tank 14, the process proceeds to step S05. In this embodiment, at least one empty second planting tray 16 is placed at the starting end 142 of the temporary sink 14 and then by the first end 104 of the first sink 10 to the first starting end 102. Starting from the first end 104, the plant P on the first planting tray 12 of the first water tank 10 (i.e., the plant P reaching the second growth stage) is transferred to the culture pot 164, and the culture pot 164 is placed in the second The planting hole 162 of the planting tray 16 is placed in the planting hole 162 of the second planting tray 16 to be placed at the starting end 142, and the second planting tray 16 of the transplanted plant is obtained. After the second planting tray 16 of the starting end 142 completes the transplanting, it is moved toward the end 144, and then another at least one empty second planting tray 16 is placed at the starting end 142 of the temporary sink 14 to continue. The strain is moved and moved in the direction of the end 144. After repeating at least once in this manner, a plurality of second planting trays 16 for completing the transplanted plants are accumulated on the temporary storage tank 14.

The first planting tray 12 after the transplanting is removed from the first water tank 10. If the number of the first planting trays 12 after the transplanting is a predetermined number, the first planting tray is equivalent to the predetermined number. The plant P of the first growth stage is newly planted on the 12th, and the first planting tray 12 of the plant P newly planted with the first growth stage is placed in the first water tank 10 from the first starting end 102. Thereby, the position of the first water tank 10 that is vacant is complemented.

In step S05, the second planting tray 16 on the temporary storage tank 14 is moved to the second water tanks 18, and each of the second planting trays 16 is placed in each of the second starting ends 182. The second water tank 18 is provided. The plants P on the second planting trays 16 are allowed to grow in the second growth stage in the second water tanks 18 (see FIG. 7 for reference) until they grow to the third growth stage (see FIG. 8 for reference).

After the foregoing steps S01-S05 are repeated for several cycles, the second planting tray 16 placed on the second water tank 18 in different batches will be placed, and the second planting tray 16 placed first will be gradually moved to the second planting tray 16. Second end 184.

In step S06, when at least a part of the plants P on the second planting trays 16 are grown to the third growing stage (refer to FIG. 8), the second planting tray 16 carrying the plant P of the third growth stage is carried out. The third water tank 22 is moved to form a plurality of the third planting trays 24 (refer to FIG. 9) placed in the third water tank 22. In this embodiment, the second planting tray 16 carrying the plant P of the third growth stage is moved from the second end 184 of each of the second water tanks 18 to the first slot section 222 of the third water tank 22 to form the Some third planting trays 24.

In step S07, after the roots of the plants P in each of the third planting trays 24 are soaked in the water W and irradiated for a predetermined time, the third planting trays 24 are removed from the third water tank 22 to be harvested. . The purpose of this step is to allow the roots of the plant P to absorb water W, while the plant P converts the nitrate to the amino acid and the protein by photosynthesis to reduce the nitrate content. In this embodiment, the third planting tray 24 on the first slot section 222 is gradually moved to the second slot section 224 through the conveyor belt 226, and a conveying speed of the two conveyor belts 226 is controlled to make the first slot. The time at which the third planting tray 24 on the segment 222 moves to the second slot segment 224 is equal to the predetermined time. As a result, the third planting tray 24 moves relative to the water W in the third water tank 22, so that the water W in the third water tank 22 is formed with a flowing water stream to generally clean the roots of the plant P, thereby enhancing the effect of reducing nitrate. The dilution of the nutrient solution in the third water tank 22 can also achieve the effect of reducing nitrate.

The light source L above the first water tank 10 and the second water tank 18 in the above may be omitted and sunlight is used as the light source. Moreover, the temporary storage tank 14 can also be omitted, and the second planting tray 16 is directly transferred to the second planting tray 16 on the first water tank 10, and the second planting trays 16 are directly placed thereon. The second water tank 18 is provided. In addition, the foregoing description is made by taking a first water tank 10 as an example. In practice, as shown in FIG. 11 , the arrangement of the plurality of first water tanks 10 may be disposed on the shelf 26 and the light source. L is also disposed above the first water tank 10. The number of the temporary storage tanks 14 and the third water tanks 22 may be plural, and the temporary storage water tank 14, the second water tank 18, and the third water tank 22 may also be arranged in a manner separated by a shelf 26 as shown in FIG. Do not repeat them.

According to the configuration and production method of the plant factory of the present invention, the overall operation flow is to supplement the first planting tray 12 of the plant P having the first growth stage next to the first starting end 102 of the first water tank 10, At the first end 104 of the first water tank 10, the first planting tray 12 is branched to the second planting tray 16 on the temporary storage tank 14, and the second planting tray 16 on the temporary storage tank 14 is finished. The two water tanks 18, and the second planting tray 16 on which the second water tank 18 is loaded with the harvestable stage, are moved to the third water tank 22 for the denitration step. The steps of the entire production method are like the operation of the assembly line, which effectively improves the efficiency of the operation and increases the production capacity per unit of land.

The above is only a preferred embodiment of the present invention, and equivalent changes to the scope of the present invention and the scope of the patent application are intended to be included in the scope of the present invention.

[this invention]
10‧‧‧ first sink
102‧‧‧First starting end
104‧‧‧ first end
12‧‧‧First planting tray
122‧‧‧planting holes
124‧‧‧culture pot
124a‧‧‧Perforation
14‧‧‧Scratch sink
142‧‧‧Starting end
End of 144‧‧
16‧‧‧Second planting
162‧‧‧planting holes
164‧‧‧culture pot
164a‧‧‧Perforation
18‧‧‧Second sink
182‧‧‧second starting end
184‧‧‧ second end
22‧‧‧ third sink
222‧‧‧First trough section
224‧‧‧Second trough section
226‧‧‧ conveyor belt
24‧‧‧ Third planting tray
26‧‧‧Shelf
L‧‧‧Light source
N‧‧‧ nutrient solution
P‧‧‧ plants
W‧‧‧Water
S01~S07‧‧‧Steps

1 is a schematic view of a plant factory in accordance with a preferred embodiment of the present invention. Figure 2 is a schematic view of the first planting tray of the above preferred embodiment. 3 is a schematic view of the first planting tray and the first water tank of the above preferred embodiment. Fig. 4 is a schematic view showing the initial stage of growth of the plant of the first planting tray of the preferred embodiment to the second growth stage. Figure 5 is a schematic view of the second planting tray of the above preferred embodiment. Figure 6 is a schematic view showing the second planting tray of the above preferred embodiment placed in a temporary storage tank. Figure 7 is a schematic view showing the second planting tray placed in the second water tank of the above preferred embodiment. Figure 8 is a schematic view showing the growth of the plant of the above preferred embodiment in the second sink to a third growth stage. Figure 9 is a schematic view of the third planting tray and the third water tank of the above preferred embodiment. Figure 10 is a flow chart showing the production method of the plant factory of the above preferred embodiment. FIG. 11 is a schematic view showing the arrangement of a plurality of first planting trays and a plurality of first water tanks.

10‧‧‧ first sink

102‧‧‧First starting end

104‧‧‧ first end

12‧‧‧First planting tray

14‧‧‧Scratch sink

142‧‧‧Starting end

End of 144‧‧

16‧‧‧Second planting tray

18‧‧‧Second sink

182‧‧‧second starting end

184‧‧‧ second end

22‧‧‧ third sink

222‧‧‧First trough section

224‧‧‧Second trough section

24‧‧‧ Third planting tray

Claims (12)

A plant factory for planting a plurality of plants, each of which is in a different growth stage, in sequence, a first growth stage, a second growth stage and a third growth stage; the plant factory comprises: at least one a first water tank, which is elongated to accommodate the nutrient solution; a plurality of first planting trays are sequentially placed along the long axis of the first water tank in the first water tank, and along the first water tank Long axial movement; each of the first planting trays is used for planting the plant in the first growth stage; a plurality of second water tanks, each of the second water tanks being elongated to accommodate the nutrient solution; and the second The water tanks are juxtaposed and juxtaposed with the first water tank; a plurality of second planting trays are sequentially placed in each of the second water tanks along the long axis of each of the second water tanks, and along the second water tanks Long axial movement; each of the second planting trays is used for planting the plant of the second growth stage; at least one third water tank is elongated to accommodate water or diluted nutrient solution, and adjacent to each of the second One end of the sink; and a plurality of third planting trays Long tank disposed in the axial direction of the third tank, and may be moved axially along the length of the third tank; planting each of the third disc for plant cultivation of the third growth stage. The plant factory of claim 1 includes a temporary storage tank that is elongated and adjacent to the other end of each of the second water tanks, and one end of the temporary storage tank is adjacent to one end of the first water tank; the temporary storage tank The second planting tray for the placement part. The plant factory of claim 1, wherein each of the first planting trays has a first predetermined number of planting holes, each of the second planting trays having a second predetermined number of planting holes, the second predetermined number being smaller than the The first predetermined number. The plant factory of claim 2, wherein the groove width of the second water tank is the same as the groove width of the temporary water tank. The plant factory of claim 3, wherein each of the third planting trays has a plurality of planting holes, and the planting holes of each of the third planting trays are the same as the number of planting holes of each of the second planting trays. A method for producing a plant factory, wherein the plant factory comprises at least one first water tank which is elongated to accommodate a nutrient solution; and a plurality of second water tanks each of which has an elongated shape for Having a nutrient solution; the second water tanks are juxtaposed and juxtaposed with the first water tank; and at least one third water tank is elongated to accommodate water or diluted nutrient solution, and adjacent to each of the first One end of the two water tanks; the production method comprises the following steps: A. providing a plurality of first planting trays; B. planting a first growth stage plant on the first planting tray, and after the planting is completed, The first planting tray is placed in the first water tank; C. repeating step B a plurality of times, the first planting trays are sequentially arranged in the first water tank; D. part of the plants on the first planting trays When growing to a second growth stage, the plants are grown to the second growing stage to a plurality of second planting trays, and the second planting trays are placed in the second sinks; Growing at least part of the plants on the second planting tray a third growing stage, moving the second planting tray of the plant carrying the third growth stage to the third water tank to form a plurality of third planting trays placed in the third water tank; and F. After the roots of the plants in each of the third planting trays are soaked in water or diluted nutrient solution and irradiated for a predetermined time, each of the third planting trays is removed from the third water tank for harvesting. The method of producing a plant factory according to claim 6, wherein the plant factory comprises a temporary storage tank which is elongated and adjacent to the other end of each of the second water tanks; in step D, the system is completed. The second planting tray is placed in the temporary storage tank, and after the second planting tray for completing the transplanted plant is accumulated on the temporary storage tank, the second planting tray of the transplanted storage tank is moved to the second The other end of the sink. The method of producing a plant according to claim 7, wherein the first end of the first water tank is a first starting end and a first end, and the first end is adjacent to the temporary sink than the first starting end; In step B, the first planting tray is placed in the first water tank from the first starting end; each time the first planting tray is placed in the step C, the first planting tray placed in the first water tank is placed in the first step. The direction of the first end is moved such that the first planting disc placed first is adjacent to the first end, and the first planting disc placed rearwardly is adjacent to the first starting end. The method of producing a plant factory according to claim 8, wherein in the step D, the plants on the predetermined number of the first planting trays are transferred to the second planting trays, and the first planting trays after the transplanting of the plants are carried out. Removing from the first water tank; the step D includes planting the first growth stage on the first planting tray equivalent to the predetermined number, and planting the first planting tray of the plant having the first growth stage The first starting end is placed in the first sink. The production method of the plant factory according to claim 9, wherein the two ends of the temporary storage tank are respectively a starting end and an end, the starting end is adjacent to the first end; in step D, at least one empty second planting is performed. The tray is placed at the beginning end of the temporary sink, and the plant on the first planting tray of the first water tank is transferred to the second planting tray of the starting end in the order from the first end to the first starting end. And after the second planting tray of the starting end is finished moving, moving it to the end direction, and then placing at least one empty second planting tray at the beginning end of the temporary sink to continue to complete the transplanting, A plurality of second planting trays for completing the transplanted plants are accumulated on the temporary storage tank. The method for producing a plant according to claim 7, wherein the two ends of the second water tank are respectively a second starting end and a second end, and the second starting end is adjacent to the second end. a water tank; the third water tank includes a first slot section and a second slot section, the first slot section is adjacent to the second end of each of the second water tanks; and in step D, each of the second start ends is Two planting trays are disposed in each of the second water tanks; in step E, the second planting tray carrying the plants of the third growth stage is moved from the second end of each of the second water tanks to the first trough section of the third water tank, To form the third planting trays; in step F, the third planting tray on the first slot section is gradually moved to the second slot section. The method of producing a plant factory according to claim 11, wherein in the step F, the third planting tray on the first tank section is gradually moved to the second tank section through a conveyor belt, and one of the conveyor belts is controlled. The conveying speed is such that the time for moving the third planting tray on the first slot section to the second slot section is the predetermined time.