CN109769546B

CN109769546B - Agricultural automatic sunshade

Info

Publication number: CN109769546B
Application number: CN201910013969.5A
Authority: CN
Inventors: 于晓; 左振鹏; 周杰; 杨明晨
Original assignee: Shandong Agricultural Broadcasting And Television School Jinan Branch
Current assignee: Shandong Agricultural Broadcasting And Television School Jinan Branch
Priority date: 2019-01-08
Filing date: 2019-01-08
Publication date: 2021-04-13
Anticipated expiration: 2039-01-08
Also published as: CN109769546A

Abstract

The invention discloses an agricultural automatic sunshade which comprises a shed frame, wherein a retraction mechanism is fixedly arranged on the upper part of the shed frame, the retraction mechanism comprises a retraction roller positioned at the starting end of the shed frame and a stay wire assembly positioned at the tail end of the shed frame, the starting end of a sunshade net is wound inside the retraction roller, and the tail end of the sunshade net is connected with the stay wire assembly. It not only can carry out automation to the sunshade net and receive and release, can also fold the sunshade in the season that does not use the sunshade net and place, avoids depositing of sunshade to occupy great space, and simultaneously, it can also carry out reasonable shading storage to the sunshade net, avoids the sunshade net to damage.

Description

Agricultural automatic sunshade

Technical Field

The invention relates to the technical field of agricultural planting sunshade devices, in particular to an agricultural automatic sunshade.

Background

The sunshade net has the advantages of light weight, strong shading property and the like, is widely applied to vegetable planting in summer, can prevent vegetables from being burnt by sunlight and ultraviolet rays, and provides a good growing environment for the vegetables. The existing sunshade net arrangement modes are roughly divided into two types: the first is to adopt manual work to build a frame, place the sunshade net on the frame and fix the sunshade net properly, and when the sunshade net is not needed, the sunshade net is put aside the frame and is not stored; this kind of mode work load is huge when placing the sunshade net, needs the input of a large amount of manpower and materials, and efficiency underground because the sunshade net is not accomodate, can cause the ageing of sunshade net outside for a long time, seriously influences the life-span of sunshade net. The second is that adopt artifical direct placement to shelter from and accomodate, and is inefficient, and speed is slow, simultaneously, because the state of sunshade net is very fluffy, directly accomodate and bind still can occupy a large amount of spaces.

Disclosure of Invention

The invention aims to overcome the defects in the prior art, and provides an agricultural automatic sunshade which not only can automatically fold and unfold a sunshade net, but also can be folded and placed in seasons without using the sunshade net, so that the sunshade is prevented from occupying a large space when being stored, and meanwhile, the sunshade can be reasonably stored in a shading manner, so that the sunshade net is prevented from being damaged.

In order to achieve the above object, the technical solution of the present invention is as follows:

an agricultural automatic sunshade comprises a shed frame, wherein a retraction mechanism is fixedly arranged at the upper part of the shed frame, the retraction mechanism comprises a retraction roller positioned at the starting end of the shed frame and a stay wire assembly positioned at the tail end of the shed frame, wherein the starting end of a sunshade net is wound inside the retraction roller, the tail end of the sunshade net is connected with the stay wire assembly, and the agricultural automatic sunshade also comprises a controller electrically connected with the retraction roller and the stay wire assembly; the retractable roller comprises two retractable units with the same structure, the two retractable units are respectively positioned at two sides of the starting end of the shed frame and respectively comprise fixed sleeves fixedly arranged at the upper part of the shed frame through fixed vertical plates, and the fixed sleeves are provided with guide slits allowing the sunshade net to pass through; a winding shaft is rotatably arranged in the fixed sleeve, one end of the winding shaft extends out of the fixed sleeve and is in transmission connection with an external driving mechanism, a tensioning assembly is arranged on the winding shaft, and the starting end of the sunshade net is connected with the tensioning assembly; the stay wire assembly comprises two stay wire groups with the same structure, the two stay wire groups are respectively positioned on two sides of the tail end of the shed frame and respectively comprise a second motor, a reel is connected to an output shaft of the second motor, stay wires are wound on the reel and are connected with the tail end of the sunshade net.

Further, actuating mechanism includes first motor, is provided with the action wheel on the output shaft of first motor, and the outside of coiling axle is provided with from the driving wheel, passes through synchronous belt drive between action wheel and the follow driving wheel and connects.

Further, the upper part of the winding shaft is provided with a long strip groove, and a tensioning assembly is arranged on the long strip groove in a sliding manner; the tensioning assembly comprises a sliding disc, the sliding disc comprises a first clamping disc and a second clamping disc, and a clamping groove for clamping the starting end of the sunshade net is arranged between the first clamping disc and the second clamping disc; a plurality of inserting blocks corresponding to the positions are respectively arranged on the inner sides of the first clamping disc and the second clamping disc, and the inserting blocks are inserted in the long grooves in a sliding mode; the inner side end of the winding shaft is fixedly connected with a limiting disc, and a tensioning spring is arranged between the limiting disc and the sliding disc.

Further, the second motor passes through motor support fixed mounting in the upper end of rack, and first motor and second motor are positive and negative motor.

Further, the shed frame comprises a rectangular frame and a supporting upright post positioned on the inner side of the lower part of the rectangular frame; the U-shaped frame comprises two opposite beams, L-shaped sleeves are detachably connected to two ends of each beam, each beam and the L-shaped sleeves arranged at two ends of each beam form a U-shaped frame, and the two U-shaped frames are connected through two connecting rods.

Furthermore, the upper end of the canopy frame is also provided with a guide assembly, the guide assembly comprises a guide slide rail fixedly arranged above the two cross beams through a connecting block, a guide groove extending along the direction of the cross beams is arranged on the guide slide rail, a slide block is arranged in the guide groove in a sliding manner, one end of the slide block is connected with one corner of the sunshade net, and the other end of the slide block is connected with a pull wire.

Furthermore, the L-shaped sleeve is of a hollow structure, a plurality of first positioning holes are formed in the upper portion of the L-shaped sleeve, a plurality of second positioning holes are formed in the connecting rod, two ends of the connecting rod are connected in the L-shaped sleeve in an inserting mode, and the first positioning holes and the second positioning holes are connected in an inserting mode through bolts in an inserting mode.

Further, the support post includes the stand body, and the lower extreme fixedly connected with lower margin of stand body, the upper end of stand body articulates there is folding joint spare, and folding joint spare is connected with the crossbeam, and folding joint spare can realize placing the folding of stand body.

Furthermore, the ground feet are provided with walking wheels and embedded rods which are connected with the ground in an inserting mode.

Furthermore, the folding connecting piece comprises a first double-lug plate body, one end of the first double-lug plate body, which is far away from the first lug plate, is provided with a jack, and the cross beam is inserted in the jack; the connecting plate is hinged between the two first ear plates through the first hinge shaft, the tail end of the connecting plate is vertically connected with a second double-ear plate body which is arranged downwards, the lower end of the second double-ear plate body is provided with two second double-ear plates, and the upper end of the upright column body is hinged with the two second double-ear plates through the second hinge shaft.

The invention has the beneficial effects that: the agricultural automatic sunshade can not only automatically fold and unfold the sunshade net, but also fold and place the sunshade in seasons without using the sunshade net, so that the storage of the sunshade is prevented from occupying large space, and meanwhile, the sunshade can also reasonably shade and store the sunshade net, so that the damage of the sunshade net is prevented.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the canopy frame;

FIG. 3 is a schematic structural view of a support column;

FIG. 4 is a schematic structural diagram of a pick-and-place mechanism;

FIG. 5 is a schematic structural view of the take-up and pay-off drum;

figure 6 is a schematic view of the structure of the tension assembly.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.

As shown in fig. 1-6, an agricultural automatic sunshade comprises a canopy frame 1, a retraction mechanism is fixedly installed on the upper portion of the canopy frame 1, the retraction mechanism comprises a retraction roller 2 located at the starting end of the canopy frame 1 and a pull wire assembly 3 located at the tail end of the canopy frame 1, wherein the starting end of a sunshade net 4 is wound inside the retraction roller 2, the tail end of the sunshade net 4 is connected with the pull wire assembly 3, and the agricultural automatic sunshade further comprises a controller electrically connected with the retraction roller 2 and the pull wire assembly 3.

The retractable roller 2 comprises two retractable units with the same structure, the two retractable units are respectively positioned at two sides of the starting end of the shed frame 1 and respectively comprise a fixed sleeve 20 fixedly arranged at the upper part of the shed frame 1 through a fixed vertical plate 21, and the fixed sleeve 20 is provided with a guide slit 200 allowing the sunshade net to pass through; a winding shaft 230 is rotatably arranged in the fixing sleeve 20, one end of the winding shaft 230 extends out of the fixing sleeve 20 and is in transmission connection with an external driving mechanism, a tensioning assembly is arranged on the winding shaft 230, and the starting end of the sunshade net 4 is connected with the tensioning assembly.

Further, the driving mechanism comprises a first motor 22, a driving wheel is arranged on an output shaft of the first motor 22, a driven wheel 235 is arranged on the outer side of the winding shaft 230, and the driving wheel and the driven wheel 235 are in transmission connection through a synchronous belt 23.

The upper part of the winding shaft 230 is provided with a long groove 231, and the long groove 231 is provided with a tensioning assembly in a sliding manner; the tensioning assembly comprises a sliding disc, the sliding disc comprises a first clamping disc 232 and a second clamping disc 233, and a clamping groove (not shown in the figure) for clamping the starting end of the sunshade net 4 is arranged between the first clamping disc 232 and the second clamping disc 233; a plurality of insertion blocks corresponding to the positions are respectively arranged on the inner sides of the first clamping disc 232 and the second clamping disc 233, and the insertion blocks are inserted into the long grooves 231 in a sliding mode; a limiting disc 234 is fixedly connected to the inner end of the winding shaft 230, and a tension spring 236 is disposed between the limiting disc 234 and the sliding disc.

Due to the tensioning assembly, in the process of rolling and releasing the sunshade net, the tensioning assembly can keep an outward tensioning state under the action of the tensioning spring, and the tensioning of the starting end of the sunshade net is ensured.

The stay wire component 3 comprises two stay wire groups with the same structure, the two stay wire groups are respectively positioned on two sides of the tail end of the shed frame 1 and respectively comprise a second motor 32, a reel 30 is connected to an output shaft of the second motor 32, a stay wire 33 is wound on the reel 30, and the stay wire 33 is connected with the tail end of the sunshade net 4.

The second motor 32 is fixedly installed at the upper end of the shed frame 1 through the motor support 31, and the first motor and the second motor 32 are both positive and negative rotating motors.

The upper end of the canopy frame 1 is further provided with a guide assembly, the guide assembly comprises a guide slide rail 15 fixedly mounted above the two cross beams 11 through a connecting block 151, a guide groove 150 extending along the direction of the cross beam 11 is arranged on the guide slide rail 15, a slide block 34 is slidably arranged in the guide groove 150, one end of the slide block 34 is connected with one corner of the sunshade net 4, and the other end of the slide block is connected with a pull wire 33.

Furthermore, due to the fact that the guide assembly is arranged, the sunshade net can be stretched in the process that the stay wire pulls the sliding block to move, the sunshade net is enabled to be unfolded as far as possible, the stay wire can be ensured to be in a straight state, and the phenomenon that winding cannot be conducted due to inaccurate winding is avoided.

The shed frame 1 comprises a rectangular frame and a supporting upright post 12 positioned on the inner side of the lower part of the rectangular frame; the rectangular frame comprises two opposite beams 11, two ends of each beam 11 are detachably connected with L-shaped sleeves 13, each beam 11 and the L-shaped sleeves 13 arranged at the two ends form a U-shaped frame, and the two U-shaped frames are connected through two connecting rods 14.

The L-shaped sleeve 13 is of a hollow structure, a plurality of first positioning holes (not shown in the figure) are formed in the upper portion of the L-shaped sleeve, a plurality of second positioning holes (not shown in the figure) are formed in the connecting rod 14, two ends of the connecting rod 14 are inserted into the L-shaped sleeve 13, and the first positioning holes and the second positioning holes are inserted and positioned through bolts.

Because two fixed sleeves are respectively arranged, a certain distance is reserved between the two U-shaped frames, and the two U-shaped frames are connected through the connecting rod, when the sunshade operation is not needed, the two U-shaped frames can be drawn close, at the moment, the two fixed sleeves and the winding shaft which are positioned on two sides can be close to each other, the sunshade net on the winding shaft can be extruded and drawn close to each other, along with the gradual approach, the two fixed sleeves form a relatively closed storage space, and the sunshade net is full of the storage space, so that the wind-blowing rain-showering can be avoided, and the damage of the sunshade net is avoided.

The support upright 12 comprises an upright column body 126, the lower end of the upright column body 126 is fixedly connected with a ground foot 127, the upper end of the upright column body 126 is hinged with a folding connecting piece, the folding connecting piece is connected with the cross beam 11, and the folding connecting piece can be folded and placed on the upright column body 126.

The ground legs 127 are provided with road wheels and embedded rods (not shown) which are inserted into the ground.

The folding connector comprises a first double-lug plate body 120, one end of the first double-lug plate body 120, which is far away from a first lug plate 122, is provided with a jack 121, and the cross beam 11 is inserted in the jack 121; a connecting plate 124 is hinged between the two first ear plates 122 through a first hinge shaft (not shown in the figure), a second ear plate body 123 arranged downwards is vertically connected to the tail end of the connecting plate 124, two second ear plates 125 are arranged at the lower end of the second ear plate body 123, and the upper end of the upright column 126 is hinged with the two second ear plates 125 through a second hinge shaft (not shown in the figure).

Owing to set up folding joint spare, the support post can carry out multiple folding and place, for example, only rotates the stand column body, and the stand column body just can swing to the horizontal plane position, realizes folding on the high space, perhaps rotates stand column body and connecting plate simultaneously, just can make stand column body and crossbeam be in the parallel state to improve the compactedness of sunshade, reduce and account for ground and space.

The conventional upright posts are arranged right below the shed frame, but the upright posts are arranged on the inner side of the lower portion, so that the supporting performance can be guaranteed, and the upright posts can also cooperate with the folding connecting pieces, and the phenomenon that the shed frame occupies a large area but the area is small when the shed frame is fixed with the ground is avoided.

When the sunshade operation is carried out, the shed frame is fixed with the ground, the controller controls the first motor and the second motor to operate, at the moment, the winding shaft releases the sunshade net, the pull wire is driven by the winding wheel to wind, the tail end of the sunshade net is led out from the guide slit under the pulling of the pull wire, and the whole shed frame is gradually covered; when the sun-shading is not needed, the first motor and the second motor rotate reversely, the pull wire is released, the winding shaft winds the sun-shading net, and the sun-shading net is gradually wound on the winding shaft.

The examples are intended to illustrate the invention, but not to limit it. The described embodiments may be modified by those skilled in the art without departing from the spirit and scope of the present invention, and therefore, the scope of the appended claims should be accorded the full scope of the invention as set forth in the appended claims.

Claims

1. An agricultural automatic sunshade is characterized in that: the sunshade net comprises a shed frame (1), wherein a retraction mechanism is fixedly mounted on the upper part of the shed frame (1), the retraction mechanism comprises a retraction roller (2) positioned at the starting end of the shed frame (1) and a stay wire component (3) positioned at the tail end of the shed frame (1), the starting end of a sunshade net (4) is wound inside the retraction roller (2), and the tail end of the sunshade net (4) is connected with the stay wire component (3); the retractable roller (2) comprises two retractable units with the same structure, the two retractable units are respectively positioned at two sides of the starting end of the shed frame (1) and respectively comprise a fixed sleeve (20) fixedly arranged at the upper part of the shed frame (1) through a fixed vertical plate (21), and the fixed sleeve (20) is provided with a guide slit (200) allowing the sunshade net to pass through; a winding shaft (230) is rotatably arranged in the fixed sleeve (20), one end of the winding shaft (230) extends out of the fixed sleeve (20) and is in transmission connection with an external driving mechanism, a tensioning assembly is arranged on the winding shaft (230), and the starting end of the sunshade net (4) is connected with the tensioning assembly; the stay wire assembly (3) comprises two stay wire groups with the same structure, the two stay wire groups are respectively positioned on two sides of the tail end of the shed frame (1) and respectively comprise a second motor (32), an output shaft of the second motor (32) is connected with a reel (30), a stay wire (33) is wound on the reel (30), and the stay wire (33) is connected with the tail end of the sunshade net (4); the wire drawing machine also comprises a controller which is electrically connected with the winding and unwinding roller (2) and the wire drawing component (3); the upper part of the winding shaft (230) is provided with a long groove (231), and a tensioning assembly is arranged on the long groove (231) in a sliding manner; the tensioning assembly comprises a sliding disc, the sliding disc comprises a first clamping disc (232) and a second clamping disc (233), and a clamping groove for clamping the starting end of the sunshade net (4) is formed between the first clamping disc (232) and the second clamping disc (233); a plurality of inserting blocks corresponding to the positions are respectively arranged on the inner sides of the first clamping disc (232) and the second clamping disc (233), and the inserting blocks are inserted in the long grooves (231) in a sliding mode; the inner side end of the winding shaft (230) is fixedly connected with a limiting disc (234), and a tension spring (236) is arranged between the limiting disc (234) and the sliding disc; the shed frame (1) comprises a rectangular frame and a supporting upright post (12) positioned on the inner side of the lower part of the rectangular frame; the rectangular frame comprises two opposite beams (11), two ends of each beam (11) are detachably connected with L-shaped sleeves (13), each beam (11) and the L-shaped sleeves (13) arranged at the two ends form a U-shaped frame, and the two U-shaped frames are connected through two connecting rods (14); the supporting upright post (12) comprises an upright post body (126), the lower end of the upright post body (126) is fixedly connected with a ground foot (127), the upper end of the upright post body (126) is hinged with a folding connecting piece, the folding connecting piece is connected with the cross beam (11), and the folding connecting piece can be used for folding and placing the upright post body (126); the folding connecting piece comprises a first double-lug plate body (120), one end, far away from the first lug plate (122), of the first double-lug plate body (120) is provided with a jack (121), and the cross beam (11) is inserted into the jack (121); the connecting plate (124) is hinged between the two first ear plates (122) through the first hinge shaft, the tail end of the connecting plate (124) is vertically connected with a second double-ear plate body (123) which is arranged downwards, the two second double-ear plates (125) are arranged at the lower end of the second double-ear plate body (123), and the upper ends of the upright columns (126) are hinged with the two second double-ear plates (125) through the second hinge shaft.

2. An agricultural automatic sunshade according to claim 1, wherein: the driving mechanism comprises a first motor (22), a driving wheel is arranged on an output shaft of the first motor (22), a driven wheel (235) is arranged on the outer side of the winding shaft (230), and the driving wheel and the driven wheel (235) are in transmission connection through a synchronous belt (23).

3. An agricultural automatic sunshade according to claim 2, wherein: the second motor (32) is fixedly arranged at the upper end of the shed frame (1) through a motor support (31), and the first motor and the second motor (32) are both positive and negative rotating motors.

4. An agricultural automatic sunshade according to claim 1, wherein: the upper end of canopy frame (1) still is provided with guide assembly, and guide assembly includes guide slide rail (15) through connecting block (151) fixed mounting in two crossbeams (11) top, is provided with guide slot (150) along crossbeam (11) direction extension on guide slide rail (15), and it is provided with slider (34) to slide in guide slot (150), and slider (34) one end is connected with the one corner of sunshade net (4), and the other end is connected with acting as go-between (33).

5. An agricultural automatic sunshade according to claim 1, wherein: the L-shaped sleeve (13) is of a hollow structure, a plurality of first positioning holes are formed in the upper portion of the L-shaped sleeve, a plurality of second positioning holes are formed in the connecting rod (14), two ends of the connecting rod (14) are connected in an inserting mode in the L-shaped sleeve (13), and the first positioning holes and the second positioning holes are connected in an inserting mode through inserting pins in an inserting mode.

6. An agricultural automatic sunshade according to claim 1, wherein: the ground feet (127) are provided with walking wheels and embedded rods which are inserted with the ground.