201127277 六、發明說明： 【發明所屬之技術領域】 本發明係有關於一種植物培養裝置，特別是指一種利 用發光二極體作為照明之植物培養裝置。 【先前技術】 第1圖為習知植物培養裝置之示意圖。 請參閱第1圖’植物培養裝置1〇包括框架U、發光一 極體12、固定平台13以及照度控制器14。固定平台i3 1BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a plant culture apparatus, and more particularly to a plant culture apparatus using a light-emitting diode as an illumination. [Prior Art] Fig. 1 is a schematic view of a conventional plant culture apparatus. Referring to Fig. 1, the plant culture apparatus 1 includes a frame U, a light-emitting diode 12, a fixed platform 13, and an illuminance controller 14. Fixed platform i3 1
• 於框架11中’而發光二極體12包括下表面m，且發$ 二極體12設於下表面131上。另外，照度控制器14與發 光二極體12電性連接，以調整光強度以及照射時間。、X 在培養植物之過程中，由於植物會不斷地生長，當植 物生長時，若固定平台13之間的距離沒有被調整，則^物 可能會碰到位於上方之固定平台13而折損。另外，在場養 植物時’照射之光強度會影響植物之生長速度，而光^與 植物之間的距離又會影響照射之光強度，當照射之光強 • 被設定在特定最佳值下，可使植物得到較佳之生產效率: 因此’習知植物培養裝置1G之固定平台13無法隨時調整 植物與位於上方之固定平台13的間距，故利用習知植物典 養裝置10無法得到最佳的生產效率。 σ 【發明内容】 本發明提供-種植物培養襄置，用以培養一植物 括框架、至少-發光二極體、至少二活動平台以及升降單 元。活動平台設於框架中，而發光二極體位於植物上方’ 升降單元與活動平台連接，藉由升降單元移動活動平台， EL98025/9042-A42062TW/f 3 201127277 使植物之頂部與活動平台維持固定距離。 應注意的是，升降單元包括滾珠螺桿以及驅動器，滾 珠螺桿與驅動器以及活動平台連接，且驅動器驅動滚珠螺 桿轉動以帶動活動平台移動。 應注意的是，每一活動平台包括上表面以及下表面， 上表面承載植物，而發光二極體設於下表面上。 應注意的是，驅動器包括一馬達。 應注意的是，升降單元更包括感測器以及控制器，感 測器設置於下表面上且與控制器電性連接，而控制器與驅 動器電性連接，當感測器偵測植物與活動平台之下表面間 之固定距離需要調整時，控制器控制驅動器作動。 應注意的是，感測器包括一紅外線感測器。 應注意的是，固定距離在150 mm至300 mm之間。 應注意的是，固定距離為300 mm時，發光二極體之 光強度為 300 pmol/m2/s。 應注意的是，固定距離為150 mm時，發光二極體之 光強度為 150pmol/m2/s。 應注意的是，植物培養裝置更包括照度控制器，照度 控制器與發光二極體電性連接，以調整光強度以及照射時 間。 應注意的是，發光二極體為紅光發光二極體且波長為 660 nm ° 為讓本發明能更明顯易懂，下文特舉出較佳實施例， 並配合所附圖式，作詳細說明如下： 【實施方式】 EL98025/9042-A42062TW/f 4 201127277 第2圖為本發明之植物培養裝置之示意圖。第3圖為 本發月植物培養裝置之升降單元之連接方塊圖。第4圖為 本發：:直物培養裝置之升降單元之連接關係示意圖。 '•月多閱第2-4圖，本發明之植物培養裝置2〇用以培養 植物30且包括框架21、發光二極體22、活動平台、24 以及升降單元25。活動平台23、以設於框架Μ中，每一 活動平台23、24包括上表面23卜241以及下表面232、 242上表面241 7表載植物3〇，而發光二極體22設於下表 • 面232上。升降單元25與活動平台23、24連接，藉由升 降單元25移動活動平台23、24，使植物30之頂部與活動 平台23之下表面232維持一固定距離Hl。 本實施例中，升降單元25包括滚珠螺桿251、驅動器 252、感測器253以及控制器254。滚珠螺桿251與驅動器 252以及活動平台23、24連接，且驅動器252驅動滚珠螺 桿251轉動，以帶動活動平台23、24移動，感測器253設 置於下表面232上且與控制器254電性連接，而控制器254 _ 與驅動器252電性連接。當感測器253偵測植物3〇與活動 平台23之下表面232間之固定距離H1需要調整時，控制 器254控制驅動器252作動。 應注意的是，於本實施例中’驅動器252係為馬達， 而感測器253係為紅外線感測器。另外，在培養植物時， 照射之光強度會影響植物之生長速度，而光源與植物之間 的距離又會影響照射之光強度，當照射之光強度被設定在 特定最佳值下，可使植物得到較佳之生產效率。因此，本 發明之植物培養裝置20使固定距離H1在15〇 mm至300 EL98025/9042-A42062TW/f 5 201127277 mm之間，並且當固定距離HI為300 mm時，發光二極體 22之光強度為300 pmol/m2/s，當固定距離H1為150 mm 時’發光二極體22之光強度為150 pmol/m2/s。另外，應 注意的是，於本實施例中，發光二極體22為紅光發光二極 體且波長為660 nm。 另外’本發明之植物培養裝置20更可包括照度控制器 26，照度控制器26與發光二極體22電性連接，以調整光 強度以及照射時間，使植物30可維持最佳生長狀態。本發 明之活動平台並不限於二個，可使用更多活動平台層疊， 以達成最佳的使用效率。 本發明之植物培養裝置20提供可移動的活動平台 23、24 ’並且透過升降單元25達成自動控制之效。由於升 降單元25包括感測器253，因此，當感測器253偵測到固 定距離H1不在150 mm至300 mm之範圍時，會將此一訊 息傳遞至控制器254中，再經由控制器254控制驅動器252 開始作動，此時，驅動器252會帶動滾珠螺桿251轉動， 因此控制活動平台23、24升高或降低以調整高度。當感測 器253偵測到固定距離H1重新回到15〇111111至3〇〇111111之 範圍内時’控制器254便會控制驅動器252使其停止作動。 由上可知，本發明之植物培養裝置2〇不需透過人力調整活 動平台23、24之位置，即可使植物3〇與活動平台23之下 表面232間之固定距離H1保持在較佳範圍中，達成較佳 的生產效率。 另外，本發明的精神在於透過升降單元25使平台活動， 以保持發光二極體22與植物3〇頂部的距離。而其具體實 EL98025/9042-A42062TW/f 201127277 施形式，可以如第2圖所示之設有上、下兩個活動平台23、 24，或者是僅上面一個活動平台，而植物3 0直接放在地 上。而上、下兩個活動平台23、24既可以兩個都活動，也 可以僅上活動平台或下活動平台活動。 惟以上所述者，僅為本發明之較佳實施例而已，當不 能以此限定本發明實施之範圍，即大凡依本發明申請專利 範圍及發明說明内容所作之簡單的等效變化與修飾，皆仍 屬本發明專利涵蓋之範圍内。另外本發明的任一實施例或 φ 申請專利範圍不須達成本發明所揭露之特點。此外，摘要 部分和標題僅是用來輔助專利文件搜尋之用，並非用來限 制本發明之權利範圍。 【.圖式簡單說明】 第1圖為習知植物培養裝置之示意圖； 第2圖為本發明之植物培養裝置之示意圖； 第3圖為本發明植物培養裝置之升降單元之連接方塊 圖； • 第4圖為本發明植物培養裝置之升降單元之連接關係 示意圖。 【主要元件符號說明】 習知技術 10植物培養裝置 11框架 12發光二極體 13固定平台 131下表面 EL98025/9042-A42062TW/f 7 201127277 14照度控制器 本發明 20植物培養裝置 21框架 22發光二極體 23、24活動平台 231、 241上表面 232、 242下表面 25升降單元 鲁 251滚珠螺桿 252驅動器 253感測器 254控制器 26照度控制器 30植物 H1固定距離 EL98025/9042-A42062TW/f 8• The light-emitting diode 12 includes a lower surface m and the second electrode 12 is disposed on the lower surface 131. Further, the illuminance controller 14 is electrically connected to the light-emitting diode 12 to adjust the light intensity and the irradiation time. X In the process of cultivating plants, since the plants will continue to grow, when the plants grow, if the distance between the fixed platforms 13 is not adjusted, the objects may hit the fixed platform 13 located above and be damaged. In addition, when planting plants, the intensity of the light will affect the growth rate of the plant, and the distance between the light and the plant will affect the intensity of the light. When the intensity of the light is set to a specific optimum value. Therefore, the plant can obtain better production efficiency: Therefore, the fixed platform 13 of the conventional plant culture device 1G cannot adjust the distance between the plant and the fixed platform 13 located above, so that the best use of the conventional plant cultivation device 10 cannot be obtained. Productivity. σ [Summary of the Invention] The present invention provides a plant culture device for cultivating a plant frame, at least a light emitting diode, at least two movable platforms, and a lifting unit. The movable platform is located in the frame, and the light-emitting diode is located above the plant. The lifting unit is connected with the movable platform, and the moving platform is moved by the lifting unit. EL98025/9042-A42062TW/f 3 201127277 maintains the top of the plant and the movable platform at a fixed distance. . It should be noted that the lifting unit includes a ball screw and a drive, the ball screw is coupled to the drive and the movable platform, and the drive drives the ball screw to rotate to drive the movable platform to move. It should be noted that each movable platform includes an upper surface and a lower surface, the upper surface carrying the plants, and the light emitting diodes being disposed on the lower surface. It should be noted that the drive includes a motor. It should be noted that the lifting unit further includes a sensor and a controller, the sensor is disposed on the lower surface and electrically connected to the controller, and the controller is electrically connected to the driver, when the sensor detects the plant and the activity When the fixed distance between the surfaces below the platform needs to be adjusted, the controller controls the actuator to operate. It should be noted that the sensor includes an infrared sensor. It should be noted that the fixed distance is between 150 mm and 300 mm. It should be noted that the light intensity of the light-emitting diode is 300 pmol/m2/s at a fixed distance of 300 mm. It should be noted that the light intensity of the light-emitting diode is 150 pmol/m2/s at a fixed distance of 150 mm. It should be noted that the plant culture apparatus further includes an illuminance controller, and the illuminance controller is electrically connected to the illuminating diode to adjust the light intensity and the illuminating time. It should be noted that the light-emitting diode is a red light-emitting diode and the wavelength is 660 nm. To make the invention more obvious, the preferred embodiments are described below, and the details are combined with the drawings. The description is as follows: [Embodiment] EL98025/9042-A42062TW/f 4 201127277 Fig. 2 is a schematic view showing the plant culture apparatus of the present invention. Figure 3 is a block diagram showing the connection of the lifting unit of the plant cultivation device of the present month. Fig. 4 is a schematic diagram showing the connection relationship of the lifting unit of the straight object culture device. The monthly plant growth apparatus 2 of the present invention is used to culture the plant 30 and includes a frame 21, a light-emitting diode 22, a movable platform, 24, and a lifting unit 25. The movable platform 23 is disposed in the frame ,, and each movable platform 23, 24 includes an upper surface 23b and a lower surface 232, 242 upper surface 241 7 to display the plant 3〇, and the light emitting diode 22 is disposed in the following table. • On face 232. The lifting unit 25 is coupled to the movable platforms 23, 24, and the movable platform 23, 24 is moved by the lifting unit 25 to maintain the top of the plant 30 and the lower surface 232 of the movable platform 23 at a fixed distance H1. In the present embodiment, the lifting unit 25 includes a ball screw 251, a driver 252, a sensor 253, and a controller 254. The ball screw 251 is connected to the driver 252 and the movable platforms 23 and 24, and the driver 252 drives the ball screw 251 to rotate to drive the movable platform 23, 24 to move. The sensor 253 is disposed on the lower surface 232 and electrically connected to the controller 254. And the controller 254_ is electrically connected to the driver 252. When the sensor 253 detects that the fixed distance H1 between the plant 3 and the lower surface 232 of the movable platform 23 needs to be adjusted, the controller 254 controls the driver 252 to operate. It should be noted that in the present embodiment, the 'driver 252 is a motor, and the sensor 253 is an infrared ray sensor. In addition, when cultivating plants, the intensity of the light that affects the growth rate of the plant, and the distance between the light source and the plant affects the intensity of the light, and when the intensity of the light is set to a specific optimum value, Plants get better production efficiency. Therefore, the plant growing device 20 of the present invention has a fixed distance H1 of between 15 mm and 300 EL98025/9042-A42062 TW/f 5 201127277 mm, and the light intensity of the light-emitting diode 22 when the fixed distance HI is 300 mm At 300 pmol/m2/s, the light intensity of the light-emitting diode 22 is 150 pmol/m2/s when the fixed distance H1 is 150 mm. In addition, it should be noted that in the present embodiment, the light-emitting diode 22 is a red light-emitting diode and has a wavelength of 660 nm. Further, the plant culture apparatus 20 of the present invention may further include an illuminance controller 26, and the illuminance controller 26 is electrically connected to the illuminating diode 22 to adjust the light intensity and the irradiation time so that the plant 30 can maintain an optimal growth state. The activity platform of the present invention is not limited to two, and more active platform stacks can be used to achieve optimal use efficiency. The plant growing device 20 of the present invention provides a movable movable platform 23, 24' and achieves automatic control through the lifting unit 25. Since the lifting unit 25 includes the sensor 253, when the sensor 253 detects that the fixed distance H1 is not in the range of 150 mm to 300 mm, the message is transmitted to the controller 254 and then via the controller 254. The control driver 252 begins to actuate, at which point the driver 252 will cause the ball screw 251 to rotate, thereby controlling the movable platforms 23, 24 to raise or lower to adjust the height. When the sensor 253 detects that the fixed distance H1 is returned to the range of 15 〇 111111 to 3 〇〇 111111, the controller 254 controls the driver 252 to stop its operation. As can be seen from the above, the plant culture apparatus 2 of the present invention can maintain the fixed distance H1 between the plant 3〇 and the lower surface 232 of the movable platform 23 in a preferred range without adjusting the position of the movable platform 23, 24 by manpower. To achieve better production efficiency. In addition, the spirit of the present invention is to move the platform through the lifting unit 25 to maintain the distance between the LEDs 22 and the top of the plant. The specific form of EL98025/9042-A42062TW/f 201127277 can be provided as shown in Figure 2, with two upper and lower movable platforms 23, 24, or only one active platform above, and the plant 30 is placed directly. on the ground. The upper and lower active platforms 23, 24 can be active for both, or only the active platform or the lower active platform. The above is only the preferred embodiment of the present invention, and the scope of the invention is not limited thereto, that is, the simple equivalent changes and modifications made by the scope of the invention and the description of the invention are All remain within the scope of the invention patent. Further, any embodiment of the present invention or the scope of the φ patent application does not require the features disclosed in the present invention. In addition, the abstract sections and headings are only used to assist in the search for patent documents and are not intended to limit the scope of the invention. BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a schematic view of a conventional plant culture apparatus; Fig. 2 is a schematic view of a plant cultivation apparatus of the present invention; and Fig. 3 is a connection block diagram of a lifting unit of the plant cultivation apparatus of the present invention; Fig. 4 is a schematic view showing the connection relationship of the lifting unit of the plant culture apparatus of the present invention. [Main component symbol description] Conventional technology 10 plant culture device 11 frame 12 light-emitting diode 13 fixed platform 131 lower surface EL98025/9042-A42062TW/f 7 201127277 14 illumination controller 20 plant cultivation device 21 frame 22 light-emitting two Electrode body 23, 24 movable platform 231, 241 upper surface 232, 242 lower surface 25 lifting unit Lu 251 ball screw 252 driver 253 sensor 254 controller 26 illumination controller 30 plant H1 fixed distance EL98025/9042-A42062TW/f 8