Lighting device for green house
Technical Field
The invention relates to the technical field of agricultural greenhouses, in particular to a lighting device for an agricultural greenhouse.
Background
With the production of high molecular polymers, polyvinyl chloride and polyethylene, plastic films are widely used in agriculture. The success of covering hotbeds with greenhouse films in Japan and European and American countries in the early 50 s was achieved, and good results were obtained by covering small sheds and greenhouses subsequently. The greenhouse originally is special equipment for vegetable production, and the application of the greenhouse is more extensive along with the development of production. The current greenhouse is used for pot flower and cut flower cultivation; fruit tree production is used for cultivating grapes, strawberries, watermelons, melons, peaches, oranges and the like; the forestry production is used for forest seedling culture, ornamental tree culture and the like; the breeding industry is used for silkworm breeding, chicken breeding, cattle breeding, pig breeding, fish breeding, fry breeding and the like.
The light of different colours is liked to different plants, and the light that is fit for the colour can promote the development of plant, and current green house's lighting device is difficult for installing and can not change the colour of light according to the hobby of different plants.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides an agricultural greenhouse lighting device which is convenient to install on a greenhouse and can change the color of lighting light according to different planted plants so as to store the plants for growing.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a lighting device for green house, includes the big-arch shelter body, the interior top of big-arch shelter body is equipped with the installation head, the lower extreme of installation head is equipped with the device piece, the upper end of device piece is equipped with the recess with installation head matched with, be equipped with the die cavity in the device piece, be equipped with fixture in the die cavity, the lateral wall of device piece is equipped with the spout, be equipped with the stop gear who is connected with fixture in the spout, the light is installed to the lower extreme of device piece, be equipped with the corresponding arc wall of multiunit in the device piece, equal sliding connection has the glass cover in the arc wall, the inboard of arc wall is equipped with the circle chamber, be equipped with locking mechanism in the circle chamber.
Preferably, the glass covers in each group of arc-shaped grooves are all in a quarter of arc.
Preferably, the lower ends of the left glass cover and the right glass cover are respectively fixed with a magnetic block, opposite surfaces of the two magnetic blocks are opposite in polarity and attract each other, and each group of glass covers are colored glass with different colors.
Preferably, fixture is including rotating the double threaded rod of connection in the spill intracavity, the equal threaded connection in both sides of double threaded rod has the slide, the lower extreme of slide and the interior bottom sliding connection in spill chamber, two the corresponding one side of slide all is fixed with the inserted bar, the end of inserted bar runs through the spill chamber and extends to in the recess, the lateral wall of installation head is equipped with the slot with inserted bar matched with.
Preferably, stop gear includes the pivot of fixed connection in double-end threaded rod one end, the end of pivot extends to in the spout, the one end sliding connection that the pivot is located the spout has the sliding sleeve, the upper and lower both sides of sliding sleeve all are fixed with the limiting plate, the inner wall circumference of spout is equipped with a plurality of and limiting plate matched with spacing groove.
Preferably, a pull ring is fixed on the outer side wall of the sliding sleeve.
Preferably, locking mechanism is including setting up the board that supports in the circle intracavity, the upper end of supporting the board is fixed with the wedge, the upper end of wedge runs through the interior top in circle chamber and extends to the arc wall in, the inboard of glass cover be equipped with wedge matched with wedge, through spring elastic connection between the lower extreme of supporting the board and the interior bottom in circle chamber, the lateral wall of supporting the board is fixed with the pull rod, the inner wall in circle chamber is equipped with the bar mouth, the end of pull rod runs through the bar mouth.
Compared with the prior art, the invention has the beneficial effects that:
1. be provided with fixture and stop gear, be convenient for install the device piece at the big-arch shelter top, convenient to use, easy operation.
2. Be provided with the multiunit arc wall, be equipped with the glass cover in the arc wall, can put down the coloured glass of different colours according to the difference of planting the plant in the big-arch shelter to make the plant can grow under suitable light, promote to grow.
Drawings
Fig. 1 is a schematic structural view of an illumination device for an agricultural greenhouse according to the present invention;
FIG. 2 is a block diagram of an illumination device for an agricultural greenhouse according to the present invention;
fig. 3 is an enlarged schematic view of a structure at a position a of the lighting device for the agricultural greenhouse according to the present invention;
fig. 4 is an enlarged schematic view of a structure at a position B of the lighting device for the agricultural greenhouse provided by the invention.
In the figure: the greenhouse comprises a greenhouse body 1, a mounting head 2, a lighting lamp 3, a device block 4, a sliding plate 5, an inserting rod 6, a concave cavity 7, a double-headed threaded rod 8, an arc-shaped groove 9, a magnetic block 10, a glass cover 11, a limiting plate 12, a sliding sleeve 13, a limiting groove 14, a sliding groove 15, a rotating shaft 16, a supporting plate 17, a spring 18, a pull rod 19 and a wedge-shaped block 20.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, a lighting device for an agricultural greenhouse comprises a greenhouse body 1, an installation head 2 is arranged at the inner top of the greenhouse body 1, a device block 4 is arranged at the lower end of the installation head 2, a groove matched with the installation head 2 is formed in the upper end of the device block 4, a concave cavity 7 is formed in the device block 4, a clamping mechanism is arranged in the concave cavity 7 and comprises a double-threaded rod 8 rotatably connected in the concave cavity 7, sliding plates 5 are connected to two sides of the double-threaded rod 8 in a threaded mode, the lower end of each sliding plate 5 is slidably connected with the inner bottom of the concave cavity 7, inserting rods 6 are fixed to one sides of the two sliding plates 5, the tail ends of the inserting rods 6 penetrate through the concave cavity 7 and extend into the groove, slots matched with the inserting rods 6 are formed in the side wall of the installation head 2, and sliding grooves 15 are formed in the side walls of the device block 4.
A limiting mechanism connected with a clamping mechanism is arranged in the sliding chute 15, the limiting mechanism comprises a rotating shaft 16 fixedly connected with one end of the double-threaded rod 8, the tail end of the rotating shaft 16 extends into the sliding chute 15, one end of the rotating shaft 16 positioned in the sliding chute 15 is slidably connected with a sliding sleeve 13, the upper side and the lower side of the sliding sleeve 13 are both fixedly provided with limiting plates 12, the inner wall of the sliding chute 15 is circumferentially provided with a plurality of limiting grooves 14 matched with the limiting plates 12, the outer side wall of the sliding sleeve 13 is fixedly provided with a pull ring, only the groove of the device block 4 is required to correspond to the mounting head 2 during mounting, the pull ring is required to be pulled to pull the sliding sleeve 13 out of the sliding chute 15, the rotating sleeve 13 is rotated to drive the rotating shaft 16 to rotate, the rotating shaft 16 drives the double-threaded rod 8 to rotate, as the directions of the threads at the two sides of the double-threaded rod 8 are opposite, the two sliding plates 5 are driven to slide relatively, the sliding plate 5 drives the inserting rod 6 to be inserted into the slot on the side wall of the mounting head 2, and then to be plugged back into the sliding sleeve 13, the limiting plate 12 slides into the limiting groove 14 at the corresponding position to finish the installation, and the use is convenient.
The lower end of the device block 4 is provided with a lighting lamp 3, a plurality of groups of corresponding arc-shaped grooves 9 are arranged in the device block 4, glass covers 11 are connected in the arc-shaped grooves 9 in a sliding manner, magnetic blocks 10 are fixed at the lower ends of the left and right glass covers 11, opposite sides of the two magnetic blocks 10 attract each other in different polarities, each group of glass covers 11 are colored glass with different colors, a round cavity is arranged on the inner side of each arc-shaped groove 9, a locking mechanism is arranged in the round cavity and comprises a supporting plate 17 arranged in the round cavity, a wedge-shaped block 20 is fixed at the upper end of the supporting plate 17, the upper end of the wedge-shaped block 20 penetrates through the inner top of the round cavity and extends into the arc-shaped grooves 9, a wedge-shaped groove matched with the wedge-shaped block 20 is arranged on the inner side of each glass cover 11, the lower end of the supporting plate 17 is elastically connected with the inner bottom of the round cavity through a spring 18, a pull rod 19 is fixed on the side wall of the supporting plate 17, a strip-shaped opening is arranged on the inner wall of the round cavity, and the tail end of the pull rod 19 penetrates through the strip-shaped opening, according to the difference of planting plants, the pull-down rod 12 drives the abutting plate 17 to move downwards, the abutting plate 17 drives the wedge block 20 to leave the wedge-shaped groove, the glass covers 11 on the two sides slide out of the arc-shaped groove 9 under the action of gravity, and the two magnetic blocks 10 are closed to form a semicircular cover to cover the illuminating lamp 3, so that the color of light is changed, and the device is suitable for the growth of different plants.
In the invention, during installation, only the groove of the device block 4 is required to correspond to the installation head 2, the pull ring is pulled to pull the sliding sleeve 13 out of the sliding groove 15, the sliding sleeve 13 is rotated to drive the rotating shaft 16 to rotate, the rotating shaft 16 drives the double-threaded rod 8 to rotate, the two sliding plates 5 are driven to slide relatively due to opposite thread directions of two sides of the double-threaded rod 8, the sliding plates 5 drive the inserting rods 6 to be inserted into the slots on the side wall of the installation head 2, then the sliding sleeve 13 is plugged back, and the limiting plate 12 slides into the limiting groove 14 at the corresponding position to complete installation, so that the use is convenient; according to the difference of planting plants, the pull-down rod 12 drives the abutting plate 17 to move downwards, the abutting plate 17 drives the wedge block 20 to leave the wedge-shaped groove, the glass covers 11 on the two sides slide out of the arc-shaped groove 9 under the action of gravity, and the two magnetic blocks 10 are closed to form a semicircular cover to cover the illuminating lamp 3, so that the color of light is changed, and the device is suitable for the growth of different plants.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.