JP6279971B2 - Plant cultivation equipment - Google Patents

Description

  The present invention relates to a plant cultivation apparatus that uses, for example, an LED lighting device as a light source and is used in a plant factory, a vegetable factory, a seedling raising apparatus, or the like.

  In this specification and claims, the top and bottom, left and right in FIG. 1 are referred to as top and bottom, and left and right, the left side in FIG. 2 is the front, and the opposite side is the back.

  As a plant cultivation device using an LED lighting device, the present applicant previously has a plurality of support columns, and a cultivation rack having a placement unit on which a cultivation tank provided with plants and planted using the support columns is placed. A lighting device disposed on the cultivation rack with an interval above the mounting portion, and the cultivation rack is configured to form a pair of struts composed of two struts disposed at intervals in the front-rear direction. 3 or more pairs are provided, and a plurality of support portions for supporting left and right side edges of the lighting device are provided at intervals in the vertical direction on a pair of support columns adjacent to each other in the left and right direction. The lighting device is attached to the cultivation rack so that the height position of the lighting device with respect to the placement portion can be changed according to the growth situation of the plant, and the lighting device is detachably attached to the frame-shaped frame and the frame. A plurality of straight tubular LED lamps Cage, both end portions of the LED lighting device is proposed a plant cultivating device fixed to form suspended detachably to the frame via a mounting bracket which is fixed to the frame (see Patent Document 1).

  According to the plant cultivation apparatus described in Patent Document 1, the light intensity applied to the plant is adjusted by changing the height position of the LED lighting device with respect to the mounting shelf according to the type of plant and the growth situation of the plant. Is possible.

  However, in the plant cultivation apparatus described in Patent Document 1, both ends of the LED lamp are detachably fixed to the frame via attachment fittings fixed to the frame. The operation of attaching / detaching the LED lamp is relatively troublesome. In addition, it is necessary to fix a plurality of mounting brackets, that is, twice as many mounting fixtures as LED lamps, to the frame separately, which increases the number of parts.

JP 2013-17397 A

  An object of the present invention is to provide a plant cultivation device that solves the above-described problems, makes it relatively easy to attach and detach an LED lamp to a frame of a lighting device, and can reduce the number of parts.

  In order to achieve the above object, the present invention comprises the following aspects.

1) A cultivation rack having a plurality of support columns and a mounting unit on which a cultivation tank in which a plant is planted and which is provided using the support columns is placed, and illumination disposed on the cultivation rack at an interval above the mounting unit And the lighting device is attached to the cultivation rack so that the height position of the lighting device with respect to the mounting portion can be changed, and the lighting device is detachably attached to the frame-shaped frame and the frame. A plant cultivation apparatus equipped with a straight tubular LED lamp,
A pair of frame members facing each other in the frame of the lighting device have a lamp receiving portion, and a plurality of notches extending downward from the upper end of the lamp receiving portion are spaced apart in the length direction of the lamp receiving portion. Both ends of the LED lamps are fitted into the notches of the lamp receiving portions of the pair of frame members, and the both ends of all the LED lamps are pressed from above by pressing members that are detachably fixed to the frame. Plant cultivation equipment.

  2) The plant cultivation apparatus according to 1), wherein both ends of all LED lamps are pressed from above by a pressing member via an elastic member.

  3) The plant cultivation apparatus according to 1) or 2) above, wherein the lamp receiving portions of the pair of frame members are vertical.

  4) Among the above 1) to 3), a synthetic resin base having an outer diameter larger than that of the lamp body is provided at both ends of the LED lamp, and the base is located on the outer portion of the frame with respect to the lamp receiver. The plant cultivation apparatus in any one of.

  5) In the portion outside the frame with respect to the lamp receiving portion of the pair of frame members, the connector attached to the power supply wiring is connected to the energization pin provided at one end of the LED lamp. The plant cultivation apparatus according to any one of 1) to 4).

  6) Any of the above 1) to 5), wherein the lighting device is detachably attached to the frame so as to be positioned above the LED lamp, and includes a plate-like reflecting member whose reflecting surface faces downward The plant cultivation apparatus of crab.

  7) Vertical lamp holders are provided on the left and right frame members of the frame, and holding members that hold both ends of the LED lamp of the lighting device from above are arranged with the longitudinal direction facing the front-rear direction. A reflection member insertion groove extending in the front-rear direction and opening toward the inside of the frame and into which the right and left side edges of the reflection member are fitted is formed, and the same end of the front and rear ends of both reflection member insertion grooves The plant cultivation apparatus according to 6) above, wherein the right and left side edges of the reflecting member are fitted through the opening at either one of the front and rear of the reflecting member insertion groove.

  8) A plurality of mounting portions are provided in the cultivation rack at intervals in the vertical direction, and a plurality of portions that support the left and right long side edges of the lighting device are provided above the respective mounting portions in the cultivation rack. The plant cultivation device according to any one of 1) to 7), wherein the support portions are provided at intervals in the vertical direction.

  According to the plant cultivation apparatus of 1) to 8) above, the pair of frame members facing each other in the frame of the lighting device has a lamp receiving part, and the lamp receiving part has a plurality of cuts extending downward from the upper end thereof. The notches are formed at intervals in the length direction of the lamp receiver, and both ends of the LED lamp are fitted into the notches of the lamp receiver of the pair of frame members, and are detachably fixed to the frame. Since both ends of all LED lamps are pressed from above by the pressing member, the LED lamp can be attached to and detached from the frame only by removing the pressing member from the frame. Therefore, the attaching / detaching operation of the LED lamp to the frame of the lighting device is simplified as compared with the plant cultivation device described in Patent Document 1. In addition to the frame, only a pair of pressing members is required, so the number of parts is reduced compared to the plant cultivation apparatus described in Patent Document 1.

  According to the plant cultivation apparatus of 2) above, rotation around the axis of the LED lamp and rattling can be prevented by the elastic member.

  According to the plant cultivation apparatus of 3) above, it is possible to relatively easily form notches into which both ends of the LED lamp are fitted in the lamp receiver.

  According to the plant cultivation apparatus of 4) above, it is possible to prevent displacement when the LED lamp is attached to the frame of the lighting apparatus.

  According to the plant cultivation apparatus of 5) above, it is possible to relatively easily connect and remove the connector attached to the power supply wiring to the energization pin of the LED lamp.

  According to the plant cultivation apparatus of 6), the light emitted from the LED lamp of the lighting apparatus can be irradiated not only directly on the plant but also reflected on the reflection surface of the reflecting member and irradiated on the plant. Therefore, after using the minimum number of LED lamps necessary to secure the photon flux density necessary for the growth of the plant planted in the cultivation tank placed on the placement section, the cultivation tank placed on the placement section It is possible to make the photon flux density emitted to all plants planted in the plant uniform, and to reduce the equipment cost and the power consumption cost. In addition, since the position of the reflecting member with respect to the LED lamp is constant, even when the height position of the lighting device with respect to the mounting portion of the lighting device is changed, the necessary photon density is ensured according to the growing condition of the plant. be able to.

  According to the plant cultivation apparatus of the above 7), a separate member for attaching the reflecting member is not required, so the number of parts is reduced.

It is a front view which shows the plant cultivation apparatus of this invention. It is the right view which abbreviate | omitted the cultivation tank of the plant cultivation apparatus of FIG. It is the sectional view on the AA line which omitted the cultivation tank of FIG. It is a principal part enlarged view of FIG. It is the BB sectional view taken on the line of FIG. FIG. 3 is an enlarged cross-sectional view taken along the line CC in FIG. 1. It is a principal part enlarged view of FIG. It is the DD sectional view taken on the line of FIG.

  Embodiments of the present invention will be described below with reference to the drawings. In this embodiment, the plant cultivation apparatus according to the present invention is applied to soil cultivation cultivation of plants.

  1 and 2 show the overall configuration of the plant cultivation apparatus of the present invention, and FIGS. 3 to 8 show the configuration of the main part thereof.

  In the following description, the term “aluminum” includes aluminum alloys in addition to pure aluminum.

  1 to 3, the plant cultivation device (1) is a cultivation rack in which a plurality of placement portions (4) for placing a cultivation tank (2) in which plants are planted in soil are provided at intervals in the vertical direction. (3) and an illuminating device (5) disposed on the cultivation rack (3) with an interval above each placement unit (4), and the illumination device (5) is provided with a placement unit ( It is attached to the cultivation rack (3) so that the height position of the lighting device (5) relative to 4) can be changed. The plant is planted in the soil placed in the cultivation tank (2).

  The cultivation rack (3) includes at least a pair of struts (6) made of two extruded aluminum columns (7) arranged in the front-rear direction and spaced in the left-right direction. There are 2 pairs, here 4 pairs. That is, three struts (7) are provided at the left and right ends of the cultivation rack (3) at intervals in the front-rear direction, and the front strut (7) and the middle strut (7) in the front-rear direction are provided. The front strut pair (6) is formed, and the rear strut pair (6) is formed by the rear end strut (7) and the middle strut (7) in the front-rear direction. Two sets of two support pairs (6) are provided side by side. The intermediate strut (7) in the front-rear direction is shared by the front and rear strut pairs (6).

  A plurality of extruded aluminum first crosspieces extending in the left-right direction between the front and rear struts (7) of the two strut pairs (6) adjacent to each other in the left-right direction of the cultivation rack (3) (8) is arranged at intervals in the vertical direction, and both ends of the first horizontal rail (8) are fixed to the column (7). In addition, a plurality of second extruded aluminum bars (9) extending in the front-rear direction are arranged at intervals in the vertical direction between the front and rear struts (7) forming each pair of struts (6). In addition, both the front and rear ends of the second horizontal rail (9) are fixed to the column (7). The first horizontal rail (8) and the second horizontal rail (9) are located at the same height.

  Placement section using at least one of the first horizontal beam (8) and the second horizontal beam (9) located at the same height excluding the upper horizontal rails (8, 9) ( 4) is formed. For example, a plurality of aluminum extruded profile receiving members (11) extending in the front-rear direction are arranged at intervals in the left-right direction between first horizontal bars (8) adjacent in the front-rear direction. A plurality of cultivation tanks (2) are placed on both the front and rear placement units (4) at intervals in the left-right direction.

  A plurality of extruded aluminum suspension members (12) for suspending the lighting device (5) are spaced in the left-right direction on the other first horizontal beam (8) except for the first horizontal beam (8) at the lower end. Fixed. The suspension members (12) of the first horizontal bars (8) adjacent in the vertical direction are fixed at the same position in the horizontal direction.

  As shown in FIGS. 4 and 5, the suspension member (12) has a vertical rectangular tube shape, and the length in the vertical direction is shorter than the interval between the mounting portions (4) adjacent in the vertical direction. Yes. On the front and rear sides of the first horizontal beam (8), an aluminum plate (13) with the upper part fixed to the first horizontal beam (8) and the lower part protruding downward from the first horizontal beam (8) is arranged. A portion near the upper end of the suspension member (12) is disposed between the lower portions of both plates (12) and is screwed to both plates (13). Lighting devices (on the left and right inner surfaces of both front and rear struts (7) of two pairs of front and rear struts (6) adjacent to each other with a spacing in the left and right direction and on both left and right side surfaces of all the suspension members (12) A plurality of extruded aluminum receiving rails (14) are provided at intervals in the vertical direction as support portions for supporting the left and right side edges of 5). Each receiving rail (14) is integrally provided in the vicinity of the upper end of the vertical portion (14a) and the vertical portion (14a) and from the horizontal portion (14b) protruding from the vertical portion (14a) to the lighting device (5) side. Become. Each receiving rail (14) provided on both front and rear struts (7) of each strut pair (6) has two sets of front and rear positioned at the left and right ends of the cultivation rack (3) with the longitudinal direction facing the front and rear direction. Arranged across the three columns (7) of the column pair (6), the vertical part (14a) is fixed to the column (7). Each of the receiving rails (14) provided on the left and right side surfaces of the suspension member (12) has three suspension members (12) provided at intervals in the front-rear direction with the longitudinal direction directed in the front-rear direction. And is fixed to the suspension member (12).

  As shown in FIGS. 4 to 8, the lighting device (5) includes a frame-like horizontal frame (15) and a plurality of detachable attachments to the horizontal frame (15) with the longitudinal direction facing the left-right direction. A straight tubular LED lamp (16), and a plate-like reflecting member (17) which is detachably attached to the horizontal frame (15) so as to be positioned above the LED lamp (16) and whose reflecting surface faces downward. And is arranged between a pair of support columns (6) arranged at intervals in the left-right direction.

  The horizontal frame (15) consists of left and right frame members (18) made of extruded aluminum with the longitudinal direction oriented in the front-rear direction, and both front and rear ends of the left and right frame members (18) with the longitudinal direction oriented in the left-right direction. The front and rear frame members (19) are made of an aluminum extruded profile and are disposed between them and have both left and right ends fixed to the left and right frame members (18).

  The left and right frame members (18) are integrally provided at the lower end of the vertical lamp receiving portion (21) and the lamp receiving portion (21), project outward from the horizontal frame (15), and the receiving rail (14) The receiving portion (22) is received by the horizontal portion (14b). A plurality of notches (23) extending downward from the upper end are formed in the lamp receiving portion (21) at intervals in the front-rear direction. The lamp receiving part (21) is located inside the horizontal frame (15) from the projecting end of the horizontal part (14b) of the receiving rail (14) to the inside of the lighting device (5). The receiving part (22) has a first horizontal part (22a) connected to the lower end of the lamp receiving part (21) and a stepped part at the protruding end of the first horizontal part (22a) to the outside of the horizontal frame (15). And the second horizontal portion (22b) located below the first horizontal portion (22a), and the second horizontal portion (22b) is located on the horizontal portion (14b) of the receiving rail (14). Are slidable in the front-rear direction.

  Both the front and rear frame members (19) are substantially L-shaped in cross section comprising a horizontal portion (19a) and a vertical portion (19b) which is provided integrally with the outer edge of the horizontal frame (15) of the horizontal portion (19a) and extends downward. Is. Screw screw fitting grooves (24) for screwing tapping screw screws are formed on the lower surface of the horizontal portion (19a) and the surface facing the inner side of the horizontal frame (15) of the vertical portion (19b), and both left and right frame members (18) By screwing a tapping screw (not shown) that penetrates the lamp receiver (21) from the outside in the left and right direction into the screw screw fitting groove (24), the both front and rear frame members (19) are attached to the left and right frame members (18). It is fixed.

  The straight tube LED lamp (16) includes a plurality of red LED packages (not shown) mounted with red LED chips, a plurality of blue LED packages (not shown) mounted with blue LED chips, and two LED packages for each LED package. A lamp body (20a) with a built-in switching power supply (not shown), and a synthetic resin base (20b) fixed to both left and right ends of the lamp body (20a) and having a larger outer diameter than the lamp body (20a) ing. The left and right ends of the LED lamp (16) are in the notches (23) of the lamp receiver (21) of the left and right frame members (18) of the horizontal frame (15), and the base (20b) is the lamp receiver. The aluminum extruded shape pressing member (25) is fitted so as to be positioned on the outer side of the horizontal frame (15) with respect to (21) and detachably attached to the horizontal frame (15). The holding member (25) is in the form of a horizontal strip with its longitudinal direction oriented in the front-rear direction, and both front and rear end portions are on the left and right end portions of the horizontal portion (19a) of the front and rear frame members (19) of the horizontal frame (15). It is fixed by a screw (26). On the lower surface of the pressing member (25), a lower projecting portion projecting downward from an intermediate portion in the left-right direction, and extending to the inner side of the horizontal frame (15) connected to the lower end of the lower projecting portion, and the projecting end is the retaining member (25 ) Of the horizontal frame (15) is formed integrally with a groove forming member (27) consisting of an inwardly projecting portion located at the same position as the inner end of the horizontal frame (15). A reflection member insertion groove (28) opened inward is formed. Further, an elastic member (29) extending in the front-rear direction is fixed to the outer portion of the horizontal frame (15) with respect to the groove forming member (27) on the lower surface of the pressing member (25). The left and right ends of the LED lamp (16) are pressed from above by the pressing member (25) via the elastic member (29), thereby fixing the LED lamp (16). Energize the base (20b) of at least one end of the LED lamp (16) at a portion outside the lamp holder (18) of the left and right frame members (18) of the horizontal frame (15) from the horizontal frame (15). The pin (16a) is provided, and the connector (32) attached to the power supply wiring (31) is connected to the energization pin (16a). In the lighting device (5) adjacent in the left-right direction, the energizing pin (16a) is provided at the adjacent end of the LED lamp (16), and the connector (32) is connected to the energizing pin (16a). ing.

  The reflection member (17) has left and right side edges fitted into the reflection member insertion groove (28) of the pressing member (25), and a screw (33) penetrating the pressing member (25) and the reflecting member (17). Is screwed into a screw hole (not shown) provided in the groove forming member (27) to be detachably fixed to the pressing member (25). Therefore, the reflecting member (17) is detachable from the horizontal frame (15) separately from the LED lamp (16). The reflecting member (17) is formed with a through hole (35) for releasing heat generated from the power source (not shown) of the LED lamp (16).

  The receiving parts (22) of the left and right frame members (18) of the horizontal frame (15) of the lighting device (5) are each in accordance with the type of plant planted in the cultivation tank (2) and the growth status of the plant. It is placed on the horizontal part (14b) of the receiving rail (14) at any height provided above the placing part (4). And by changing the height position of the lighting device (5) with respect to the plant in the cultivation tank (2) placed on the mounting part (4), depending on the type of plant and the growth situation of the plant, It becomes possible to adjust the light intensity to irradiate.

  When it is necessary to replace the LED lamp (16), the connector (32) is removed from the energizing pin (16a), and then the screw (26) is removed to remove the pressing member (25). When maintenance or replacement of the reflecting member (17) becomes necessary, after removing the screw (33), the reflecting member (17) is moved forward or backward with respect to the pressing member (25). After removing from the horizontal frame (15), after maintenance, or the left and right side edges of the new reflecting member (17) from the front or rear in the reflecting member insertion groove (28) of the left and right holding members (25). Then, the screw (33) penetrating the pressing member (25) and the reflecting member (17) is screwed into a screw hole (not shown) provided in the groove forming member (27).

  In the above embodiment, the plant cultivation device is applied to soil cultivation of plants planted in the soil placed in the cultivation tank (2), but is not limited thereto, It may be applied to the cultivation of hydroponically cultivated plants. In this case, a single cultivation tank that is long in the left-right direction is placed on each mounting part (4), the upper side of the cultivation tank is covered with a cover, and the roots extend under the cover and the stem covers It is planted in the cultivation tank so as to extend above the cover through the through-hole formed in. And the nutrient solution containing a water | moisture content and a nutrient is supplied to a cultivation tank, and this nutrient solution is circulated and utilized.

  The plant cultivation device according to the present invention is suitably used in plant factories, vegetable factories, seedling raising devices and the like that use an illumination device as an artificial light source.

(1): Plant cultivation equipment
(2): Cultivation tank
(3): cultivation rack
(4): Placement section
(5): Lighting device
(7): Prop
(14): Receiving rail (support)
(15): Horizontal frame
(16): LED lamp
(16a): Power supply pin
(17): Reflective member
(18): Left and right frame members
(20b): Cap
(21): Lamp holder
(23): Notch
(25): Holding member
(28): Reflecting member insertion groove
(29): Elastic member
(31): Power supply wiring
(32): Connector

Claims (8)

A plurality of support columns, and a cultivation rack having a placement unit on which a cultivation tank in which plants are planted and which are provided using the support columns are placed, and an illumination device arranged on the cultivation rack with an interval above the placement unit, The lighting device is attached to the cultivation rack so that the height position of the lighting device with respect to the mounting portion can be changed, and the lighting device is attached to the frame-shaped frame and a plurality of direct attachments detachably attached to the frame. A plant cultivation apparatus comprising a tubular LED lamp,
A pair of frame members facing each other in the frame of the lighting device have a lamp receiving portion, and a plurality of notches extending downward from the upper end of the lamp receiving portion are spaced apart in the length direction of the lamp receiving portion. Both ends of the LED lamps are fitted into the notches of the lamp receiving portions of the pair of frame members, and the both ends of all the LED lamps are pressed from above by pressing members that are detachably fixed to the frame. Plant cultivation equipment. The plant cultivation apparatus according to claim 1, wherein both ends of all LED lamps are pressed from above by a pressing member via an elastic member. The plant cultivation apparatus according to claim 1 or 2, wherein the lamp receiving portions of the pair of frame members are vertical. The synthetic resin base which has a larger outer diameter than a lamp main body is provided in the both ends of the LED lamp, and the said base is located in a frame outer side part rather than a lamp receiving part. The plant cultivation apparatus described in 1. The connector attached to the wiring for electric power feeding is connected to the pin for electricity supply provided in the one end part of the LED lamp in the part outside a frame rather than the lamp receiving part of the said pair of frame member. The plant cultivation apparatus in any one of -4. The lighting device includes a plate-like reflecting member that is detachably attached to the frame so as to be positioned above the LED lamp, and that has a reflecting surface facing downward. Plant cultivation equipment. Vertical lamp holders are provided on the left and right frame members of the frame, and the holding members that hold both ends of the LED lamp of the lighting device from above are arranged with the longitudinal direction in the front-rear direction. Reflective member insertion grooves are formed that extend in the direction and open toward the inside of the frame, and into which the left and right side edges of the reflection member are fitted, and either of the front and rear ends of both reflection member insertion grooves has the same end. The plant cultivation apparatus according to claim 6, wherein the plant cultivation apparatus is open and the right and left side edges of the reflection member are fitted through an opening at one end of the reflection member insertion groove. A plurality of mounting portions are provided in the cultivation rack at intervals in the vertical direction, and a plurality of supports that support the left and right long side edges of the lighting device in a portion above each mounting portion in the cultivation rack The plant cultivation device according to any one of claims 1 to 7, wherein the portions are provided at intervals in the vertical direction.

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