CN211931654U - Greenhouse sun-shading system - Google Patents

Abstract

The utility model provides a greenhouse sunshade system, relating to the technical field of sunlight greenhouses; the opposite sides of the two beam frames are respectively provided with a sliding beam, and a first sliding groove is arranged on the sliding beam; the beam frame is provided with a second sliding groove; a sun-shading module is arranged between the two beam frames and comprises a positioning shaft and a pulling shaft, the two ends of the pulling shaft are arranged in the first sliding groove in a sliding manner, and the pulling shaft extends out of the second sliding groove and is connected with a pulling device; two ends of the sliding shaft are arranged in the first sliding groove in a sliding manner; an upper shaft or a lower shaft is arranged between the positioning shaft and the sliding shaft, between the adjacent sliding shafts and between the pulling shaft and the sliding shaft; two upper rotating rods are hinged to two ends of the upper shaft and hinged to the adjacent positioning shaft, sliding shaft or pulling shaft; two lower rotating rods are hinged to two ends of the lower shaft and hinged to the adjacent positioning shaft, sliding shaft or pulling shaft; sunshade net is set between the upper and lower shafts, which is connected with the positioning shaft, the pulling shaft, the sliding shaft, the upper shaft and the lower shaft. The utility model discloses can shelter from sunshine, avoid the inside high temperature of warmhouse booth, influence crop growth.

Description

Greenhouse sun-shading system

Technical Field

The utility model relates to a sunlight greenhouse technical field specifically is a big-arch shelter solar shading system.

Background

In recent years, facility agriculture in China develops rapidly, and the area of a newly built sunlight greenhouse in each place increases rapidly.

The greenhouse can convert the solar energy into heat energy to meet the growth requirement of crops. However, there is an optimum temperature and humidity range for the growth of crops, and the optimum temperature of crops in different growth periods can also change. The high temperature and the strong light in summer or at noon can have adverse effect on the planting of crops, so that the growth and development of the crops are seriously hindered; generally, the plants grow slowly, and the melon and fruit vegetables have poor flower bud differentiation, flower and fruit dropping, sunscald diseases and the like, so that the quality and the yield of crops are directly reduced; the problems of difficult emergence and difficult growth of fast-growing leaf vegetables and the like are caused, so that the seasonal vegetable supply is unbalanced. Therefore, a greenhouse sunshade system is needed to shade the strong sunlight emitted into the greenhouse.

SUMMERY OF THE UTILITY MODEL

The utility model provides a big-arch shelter solar shading system has solved the sunlight greenhouse among the prior art in summer or during the noon, and high temperature highlight influences the problem of crop growth.

The technical scheme of the utility model is realized like this:

a greenhouse sunshade system comprises a pair of beam frames which are arranged in parallel, wherein the opposite inner sides of the two beam frames are respectively provided with a sliding beam, and the sliding beams extend along the length direction of the beam frames; the sliding beam is provided with a first sliding groove, the first sliding groove extends along the length direction of the sliding beam, and the first sliding groove penetrates through the sliding beam; an upper sliding surface is formed on the upper end surface of the sliding beam, and a lower sliding surface is formed on the lower end surface of the sliding beam; the beam frame is provided with a second sliding groove, the second sliding groove extends along the length direction of the beam frame, and the second sliding groove penetrates through the beam frame;

at least one group of sunshade modules are arranged between the two beam frames; the sunshade module comprises a positioning shaft arranged between the two beam frames and a pulling shaft, wherein two ends of the pulling shaft are respectively arranged in the two first sliding grooves in a sliding manner, and the end part of the pulling shaft extends out of the second sliding groove and is connected with a pulling device;

a plurality of sliding shafts are arranged between the positioning shaft and the pulling shaft, and two ends of each sliding shaft are slidably arranged in the two first sliding grooves respectively; upper shafts or lower shafts are arranged between the positioning shaft and the adjacent sliding shaft, between the two adjacent sliding shafts and between the pulling shaft and the adjacent sliding shaft; the two ends of the upper shaft are respectively positioned above the upper sliding surface, and the two ends of the lower shaft are respectively positioned below the lower sliding surface; the upper shaft and the lower shaft are alternately arranged;

two upper rotating rods are hinged to two end parts of the upper shaft, and are respectively hinged to a positioning shaft and a sliding shaft close to the upper shaft, or hinged to two sliding shafts close to the upper shaft, or hinged to a sliding shaft and a pulling shaft close to the upper shaft;

two lower rotating rods are hinged to two end parts of the lower shaft and are respectively hinged to a positioning shaft and a sliding shaft which are close to the lower shaft, or hinged to two sliding shafts which are close to the lower shaft, or hinged to a sliding shaft and a pulling shaft which are close to the lower shaft;

sunshade nets are arranged between the opposite upper shafts and between the opposite lower shafts, extend from the positioning shaft side to the pulling shaft side, and are connected with the positioning shaft, the pulling shaft, the sliding shaft, the upper shafts and the lower shafts.

Furthermore, a containing cover is arranged at the position of the positioning shaft and arranged between the two beam frames; the opening of the storage cover faces the pulling shaft side.

Furthermore, the two ends of the pulling shaft and the sliding shaft are respectively provided with a first roller wheel, and the first roller wheels are accommodated in the first sliding grooves;

the two ends of the upper shaft are provided with second rollers, and the second rollers are positioned above the upper sliding surface;

and third rollers are arranged at two ends of the lower shaft and are positioned below the lower sliding surface.

Furthermore, the pulling device comprises a driving shaft and a driven shaft which are respectively arranged at two ends of the beam frame; the driving shaft is connected with a driving motor;

two ends of the driving shaft are respectively provided with a driving gear, and two ends of the driven shaft are respectively provided with a driven gear; a transmission chain is wound between the driving gear and the driven gear which are positioned at the same side;

two ends of the pulling shaft are respectively connected with the transmission chains on two sides.

Further, the driving motor is arranged on the beam frame through a motor base.

The utility model has the advantages that:

the utility model has simple structure and convenient use; the pulling device can drive the pulling shafts to slide along the first sliding groove and the second sliding groove, so that the sliding shafts are driven to slide along with the pulling device, and the sunshade net is opened or folded; so as to shield the greenhouse when the sunlight is too strong, and avoid the crop damage caused by high temperature. The positioning shaft, the pulling shaft, the sliding shaft, the upper shaft, the lower shaft, the upper rotating rod and the lower rotating rod form a frame to support the sunshade net, so that the sunshade net can be prevented from sagging and is too close to a ceiling of the greenhouse, and the overhigh temperature is conducted to the inside of the greenhouse. The utility model discloses can shelter from sunshine, avoid the inside high temperature of warmhouse booth, influence crop growth.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic side view of an embodiment of the present invention;

fig. 2 is a schematic top view of the embodiment of fig. 1 (without the receiving cover).

Wherein:

1. a beam frame; 2. a sliding beam; 3. positioning the shaft; 4. pulling a shaft; 5. a drive shaft; 6. a driven shaft; 7. a drive motor; 8. a motor base; 9. a driving gear; 10. a driven gear; 11. a drive chain; 12. a sliding shaft; 13. an upper shaft; 14. a lower shaft; 15. rotating the rotating rod upwards; 16. rotating the rod downwards; 17. a storage cover; 18. a first roller; 19. a second roller; 20. and a third roller.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-2, the sunshade system for greenhouses in this embodiment includes a pair of beam frames 1 disposed in parallel, and in practical applications, the beam frames 1 are disposed above the ceiling of the greenhouses and can be disposed on the frame of the greenhouses through a support structure. The opposite inner sides of the two beam frames 1 are respectively provided with a sliding beam 2, and the sliding beams 2 extend along the length direction of the beam frames 1. The sliding beam 2 is provided with a first sliding groove (not shown in the figure), the first sliding groove extends along the length direction of the sliding beam 2, and the first sliding groove penetrates through the sliding beam 2. The upper end surface of the sliding beam 2 forms an upper sliding surface, and the lower end surface of the sliding beam 2 forms a lower sliding surface. And a second sliding groove is formed in the beam frame 1, extends along the length direction of the beam frame 1, and penetrates through the beam frame 1. In this embodiment, the first sliding groove and the second sliding groove are provided at the same height in the horizontal direction.

Two set up at least a set of sunshade module between the roof beam structure 1, can select the quantity that sets up the sunshade module according to warmhouse booth's size for can carry out the sunshade to the ceiling of whole warmhouse booth.

The sunshade module comprises a positioning shaft 3 arranged between the two beam frames 1 and a pulling shaft 4, wherein two ends of the pulling shaft 4 are respectively arranged in the two first sliding grooves in a sliding mode, and the end portion of the pulling shaft 4 extends out of the second sliding groove and is connected with a pulling device. The pulling device can drive the pulling shaft 4 to slide along the first sliding groove and the second sliding groove. In this embodiment, the pulling device comprises a driving shaft 5 and a driven shaft 6 which are respectively arranged at two ends of the beam frame 1, and the driving shaft 5 is connected with a driving motor 7. The driving motor 7 is arranged on the beam frame 1 through a motor base 8. Two ends of the driving shaft 5 are respectively provided with a driving gear 9, and two ends of the driven shaft 6 are respectively provided with a driven gear 10; a transmission chain 11 is wound between the driving gear 9 and the driven gear 10 which are positioned on the same side. Two ends of the pulling shaft 4 are respectively connected with the transmission chains 11 at two sides. When the driving motor 7 rotates, the driving shaft 5 is driven to rotate, and the driven shaft 6 is driven to rotate simultaneously through the driving gear 9, the transmission chain 11 and the driven gear 10. The pulling shaft 4 is driven to move along with the movement of the transmission chain 11.

A plurality of sliding shafts 12 are arranged between the positioning shaft 3 and the pulling shaft 4, and two ends of each sliding shaft 12 are slidably arranged in the two first sliding grooves respectively. An upper shaft 13 or a lower shaft 14 is arranged between the positioning shaft 3 and the adjacent sliding shaft 12, between the two adjacent sliding shafts 12, and between the pulling shaft 4 and the adjacent sliding shaft 12. Two ends of the upper shaft 13 are respectively positioned above the upper sliding surface, and two ends of the lower shaft 14 are respectively positioned below the lower sliding surface; and the upper shafts 13 and the lower shafts 14 are alternately arranged.

Two upper rotating rods 15 are hinged to two end portions of the upper shaft 13, and the two upper rotating rods 15 are hinged to the positioning shaft 3 and the sliding shaft 12 which are close to the upper shaft 13, or hinged to the two sliding shafts 12 which are close to the upper shaft 13, or hinged to the sliding shaft 12 and the pulling shaft 4 which are close to the upper shaft 13. Two lower rotating rods 16 are hinged to two end portions of the lower shaft 14, and the two lower rotating rods 16 are hinged to the positioning shaft 3 and the sliding shaft 12 which are close to the lower shaft 14, or hinged to the two sliding shafts 12 which are close to the lower shaft 14, or hinged to the sliding shaft 12 and the pulling shaft 4 which are close to the lower shaft 14. In the present embodiment, an upper shaft 13 is provided between the positioning shaft 3 and the adjacent sliding shaft 12, and a lower shaft 14 is provided between the pulling shaft 4 and the adjacent sliding shaft 12.

Sunshade nets (not shown) are provided between the opposite upper shafts 13 and between the opposite lower shafts 14, extending from the positioning shaft 3 side to the pulling shaft 4 side, and are connected to the positioning shaft 3, the pulling shaft 4, the sliding shaft 12, the upper shafts 13, and the lower shafts 14. The positioning shaft 3, the pulling shaft 4, the sliding shaft 12, the upper shaft 13, the lower shaft 14, the upper rotating rod 15 and the lower rotating rod 16 form a frame to support the sunshade net, so that the sunshade net can be prevented from sagging.

In this embodiment, the positioning shaft 3 is provided with a receiving cover 17, and the receiving cover 17 is arranged between the two beam frames 1; the opening of the storage cover 17 faces the pull shaft 4. When the sunshade net is folded, the positioning shaft 3, the pulling shaft 4, the sliding shaft 12, the upper shaft 13, the lower shaft 14, the upper rotating rod 15, the lower rotating rod 16 and the sunshade net are all stored in the storage cover 17.

In this embodiment, the two ends of the pulling shaft 4 and the sliding shaft 12 are both provided with a first roller 18, and the first roller 18 is accommodated in the first sliding groove. And two ends of the upper shaft 13 are respectively provided with a second roller 19, and the second rollers 19 are positioned above the upper sliding surface. Both ends of the lower shaft 14 are provided with third rollers 20, and the third rollers 20 are located below the lower sliding surface. The first roller 18, the second roller 19 and the third roller 20 are provided, so that friction can be reduced, and the smoothness of sliding can be improved.

When the embodiment is used, the heat-insulation plate is arranged above the ceiling of the greenhouse and keeps a certain distance from the ceiling of the greenhouse, and the inside of the greenhouse caused by over-high temperature conduction is avoided. When not needing the sunshade, driving motor 7 drives driving chain 11 and rotates, drives pulling shaft 4 and slides to accomodating cover 17 side for each sliding shaft 12 is pushed gradually to accomodating in the cover 17, makes the sunshade net packed up, and sunshine can directly penetrate into in the warmhouse booth. When the sun-shading is needed, the driving motor 7 rotates reversely to drive the transmission chain 11 to rotate reversely, the pulling shaft 4 is driven to slide towards the side far away from the containing cover 17, each sliding shaft 12 is gradually pulled out of the containing cover 17, and the sun-shading net is opened. During the pulling process, the pulling shaft 4 and the first roller 18 at the end part of the sliding shaft 12 roll in the first sliding groove; the second roller 19 and the third roller 20 are initially not in contact with the sliding beam 2, and when the pulling shaft 4 is gradually pulled away, the upper shaft 13 and the lower shaft 14 gradually approach the sliding beam 2 until the second roller 19 is in contact with the upper sliding surface and the third roller 20 is in contact with the lower sliding surface, at which time the pulling shaft 4 can not be pulled away any more, reaching the maximum opening of the sunshade screen. When a plurality of sunshade modules are arranged, the maximum opening position where the pulling shaft 4 of the previous sunshade module can reach is just connected with the containing cover 17 of the next sunshade module.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (5)

1. A greenhouse sunshade system is characterized by comprising a pair of beam frames which are arranged in parallel, wherein the opposite inner sides of the two beam frames are respectively provided with a sliding beam, and the sliding beams extend along the length direction of the beam frames; the sliding beam is provided with a first sliding groove, the first sliding groove extends along the length direction of the sliding beam, and the first sliding groove penetrates through the sliding beam; an upper sliding surface is formed on the upper end surface of the sliding beam, and a lower sliding surface is formed on the lower end surface of the sliding beam; the beam frame is provided with a second sliding groove, the second sliding groove extends along the length direction of the beam frame, and the second sliding groove penetrates through the beam frame;

at least one group of sunshade modules are arranged between the two beam frames; the sunshade module comprises a positioning shaft arranged between the two beam frames and a pulling shaft, wherein two ends of the pulling shaft are respectively arranged in the two first sliding grooves in a sliding manner, and the end part of the pulling shaft extends out of the second sliding groove and is connected with a pulling device;

a plurality of sliding shafts are arranged between the positioning shaft and the pulling shaft, and two ends of each sliding shaft are slidably arranged in the two first sliding grooves respectively; upper shafts or lower shafts are arranged between the positioning shaft and the adjacent sliding shaft, between the two adjacent sliding shafts and between the pulling shaft and the adjacent sliding shaft; the two ends of the upper shaft are respectively positioned above the upper sliding surface, and the two ends of the lower shaft are respectively positioned below the lower sliding surface; the upper shaft and the lower shaft are alternately arranged;

two upper rotating rods are hinged to two end parts of the upper shaft, and are respectively hinged to a positioning shaft and a sliding shaft close to the upper shaft, or hinged to two sliding shafts close to the upper shaft, or hinged to a sliding shaft and a pulling shaft close to the upper shaft;

two lower rotating rods are hinged to two end parts of the lower shaft and are respectively hinged to a positioning shaft and a sliding shaft which are close to the lower shaft, or hinged to two sliding shafts which are close to the lower shaft, or hinged to a sliding shaft and a pulling shaft which are close to the lower shaft;

sunshade nets are arranged between the opposite upper shafts and between the opposite lower shafts, extend from the positioning shaft side to the pulling shaft side, and are connected with the positioning shaft, the pulling shaft, the sliding shaft, the upper shafts and the lower shafts.

2. The greenhouse sunshade system of claim 1, wherein a receiving cover is disposed at said positioning shaft, said receiving cover being disposed between two beam mounts; the opening of the storage cover faces the pulling shaft side.

3. The greenhouse sunshade system of claim 1, wherein the pull shaft and the sliding shaft are provided at both ends with first rollers, and the first rollers are accommodated in the first sliding grooves;

the two ends of the upper shaft are provided with second rollers, and the second rollers are positioned above the upper sliding surface;

and third rollers are arranged at two ends of the lower shaft and are positioned below the lower sliding surface.

4. The greenhouse sunshade system of claim 1, wherein said pulling means comprises a driving shaft and a driven shaft respectively provided at both ends of the beam frame; the driving shaft is connected with a driving motor;

two ends of the driving shaft are respectively provided with a driving gear, and two ends of the driven shaft are respectively provided with a driven gear; a transmission chain is wound between the driving gear and the driven gear which are positioned at the same side;

two ends of the pulling shaft are respectively connected with the transmission chains on two sides.

5. The greenhouse sunshade system of claim 4, wherein the drive motor is mounted to the beam by a motor mount.

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