CN211421650U

CN211421650U - Top protection mechanism for greenhouse sunshade

Info

Publication number: CN211421650U
Application number: CN201922001163.2U
Authority: CN
Inventors: 李建勇
Original assignee: Weifang Shengbaoli Greenhouse Equipment Co ltd
Current assignee: Weifang Shengbaoli Greenhouse Equipment Co ltd
Priority date: 2019-11-19
Filing date: 2019-11-19
Publication date: 2020-09-04
Anticipated expiration: 2029-11-19

Abstract

The utility model provides a top protection machanism for greenhouse sunshade, including two polished rods, the both sides of polished rod are equipped with the curb plate respectively, both ends respectively with the inboard fixed connection that the curb plate corresponds about the polished rod, the same long screw of second nut internal thread installation, the right-hand member of the left end fixed connection motor shaft of long screw, motor fixed mounting is on the right side of left curb plate, the same diaphragm of bottom surface difference fixed mounting of curb plate, the spout is seted up to the top surface of diaphragm, movable mounting several slider in the spout, the upside of slider respectively with the bottom side fixed connection of the second nut that corresponds, the upper and lower both ends difference fixed mounting bracing piece in the curb plate outside. This device not only can carry out the sunshade to the plant in the whole greenhouse when using to can accomplish and carry out local sunshade when the part plant need carry out sunshine irradiation, part plant need carry out the sunshade, when meeting with hail weather in addition, open the sunshade net and can block the hail, reduce the greenhouse top and pounded the ground condition and take place.

Description

Top protection mechanism for greenhouse sunshade

Technical Field

The utility model belongs to the solar protection devices field, specifically speaking are top protection machanism for greenhouse sunshade.

Background

In current greenhouse solar protection system, often only open the solar protection devices at greenhouse top when needs carry out the sunshade to the greenhouse, make the sunshade net shelter from sunshine, come to carry out the sunshade to the greenhouse, the sunshade net can reduce the luminousness, reduce the sunburn of agricultural plant and have the effect of cooling in summer, but the demand to illumination of various crops is different, some crops need grow under the long environment of illumination time, some crops then like to grow under the shade environment, and directly open solar protection devices and hardly adapt to different plants different demands to the sunshine, and simultaneously, because current sunshade net mostly all sets up in the greenhouse inside or directly covers at the greenhouse top surface, when meeting with the hail, the hail directly falls into the greenhouse top surface and smashes bad greenhouse easily, therefore, design one kind can be directed against different plant demands sunshine volume difference and carry out the sunshade and can protect the greenhouse top to carry out the different protection top mechanisms for the sunshade of greenhouse and become necessary A preparation method comprises the following steps.

SUMMERY OF THE UTILITY MODEL

The utility model provides a top protection machanism for greenhouse sunshade for solve the defect among the prior art.

The utility model discloses a following technical scheme realizes:

a top protection mechanism for greenhouse sunshade comprises two polished rods, wherein two sides of the polished rods are respectively provided with a side plate, the left and right ends of the polished rods are respectively fixedly connected with the inner sides corresponding to the side plates, the inner sides of the two polished rods are respectively fixedly connected with one end of a plurality of fixed rods, one side of the periphery of each fixed rod is respectively fixedly connected with the left side of a sunshade net, the right side of the sunshade net is respectively fixedly connected with the periphery of a moving rod, the upper end and the lower end of the moving rod are respectively fixedly provided with a linear bearing, the linear bearings are respectively sleeved on the corresponding polished rods, the lower ends of the linear bearings at the lower sides are fixedly provided with a first nut, short screw rods are respectively arranged in the first nuts in a threaded manner, two limiting plates are respectively arranged in front of the short screw rods, the inner sides of the limiting plates can be in sliding contact fit, the left end of long screw rod is fixed connection motor shaft's right-hand member, and motor fixed mounting is on the right side of left curb plate, and the same diaphragm of fixed mounting respectively is in the bottom surface of curb plate, and the spout is seted up to the top surface of diaphragm, and movable mounting several slider in the spout, the upside of slider respectively with the bottom side fixed connection of the second nut that corresponds, the upper and lower both ends in the curb plate outside are the fixed mounting bracing piece respectively.

According to the top protection mechanism for greenhouse sunshade, the hand wheel is fixedly installed at the rear end of the short screw rod.

According to the top protection mechanism for greenhouse sunshade, a plurality of lantern rings which are respectively sleeved on the polished rod are arranged between the fixed rod and the linear bearing, and the upper side and the lower side of the sunshade net are respectively and fixedly connected with the corresponding lantern rings through the pull ropes.

According to the top protection mechanism for greenhouse sunshade, the protection cover is arranged outside the motor and is fixedly connected with the side plates and the transverse plate respectively.

According to the top protection mechanism for greenhouse sunshade, the supporting rod is an electric telescopic rod.

According to the top protection mechanism for greenhouse sunshade, the plurality of long ropes with two ends respectively fixedly installed on the inner sides of the side plates are arranged between the two side plates, and the peripheries of the long ropes are in sliding contact fit with the bottom surface of the sunshade net.

The utility model has the advantages that: the utility model discloses can accomplish to carry out local sunshade to the different demands of illumination to different plants to can protect the top surface in greenhouse when meeting with hail weather. The rear end of the supporting rod is placed on the ground, the sunshade net is positioned above the top surface of the greenhouse, when the whole greenhouse needs to be shaded, the motor is started, the rotating shaft of the motor rotates forwards, the second nut moves rightwards on the long screw rod respectively under the action of the sliding chute and the sliding block, the limiting plate on the second nut pushes the short screw rod, the first nut and the linear bearing to move rightwards, the linear bearing drives the moving rod and the sunshade net to move rightwards and is in contact fit with the fixed rod on the right side, the sunshade net is opened at the moment, the greenhouse is shaded, when the sunshade is not needed, the sunshade net can be folded by rotating the rotating shaft of the motor reversely, when only part of plants need to be shaded, the corresponding short screw rod above the plants which do not need to be shaded is screwed downwards, the short screw rod is not in sliding contact fit with the corresponding limiting plate, the motor is started, the rotating shaft of the motor rotates forwards, and the plant that will not the sunshade still can receive the shining of sun, and when meeting with hail weather, open the sunshade net at top, can intercept the hail that falls down to the greenhouse top and block, make the hail be unlikely to directly to fall on the top of greenhouse, pound the greenhouse badly, this device not only can carry out the sunshade to the plant in whole greenhouse when using, and can accomplish to shine when the part plant needs carry out sunshine, carry out local sunshade when the part plant need carry out the sunshade, and when meeting with hail weather, open the sunshade net and can intercept the hail and block, it takes place to reduce the greenhouse top by pounding the bad ground condition.

Drawings

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

Fig. 1 is a schematic structural diagram of the present invention; fig. 2 is a view in the direction a of fig. 1.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

A top protection mechanism for greenhouse sunshade comprises two polished rods 1, side plates 2 are respectively arranged on two sides of each polished rod 1, the left and right ends of each polished rod 1 are respectively fixedly connected with the inner sides corresponding to the side plates 2, the inner sides of the two polished rods 1 are respectively fixedly connected with one ends of a plurality of fixed rods 3, one side of the periphery of each fixed rod 3 is respectively fixedly connected with the left side of a sunshade net 7, the right side of the sunshade net 7 is respectively fixedly connected with the periphery of a movable rod 5, linear bearings 4 are respectively fixedly installed at the upper and lower ends of the movable rod 5, the linear bearings 4 are respectively sleeved on the corresponding polished rods 1, a first nut 8 is fixedly installed at the lower end of the linear bearing 4 at the lower side, short screw rods 9 are respectively installed in the first nuts 8 in a threaded mode, two limit plates 10 are respectively arranged in front of the short screw rods 9, the inner sides of the limit plates 10 can be in sliding contact fit with the, the same long screw 12 is installed in the second nut 11 through internal threads, the right end of a rotating shaft of the motor 13 is fixedly connected to the left end of the long screw 12, the motor 13 is fixedly installed on the right side of the left side plate 2, the bottom surface of the side plate 2 is respectively and fixedly provided with the same transverse plate 14, the top surface of the transverse plate 14 is provided with a sliding groove 15, a plurality of sliding blocks 16 are movably installed in the sliding groove 15, the upper sides of the sliding blocks 16 are respectively and fixedly connected with the bottom sides of the corresponding second nuts 11, and the upper end and the lower end of the. The utility model discloses can accomplish to carry out local sunshade to the different demands of illumination to different plants to can protect the top surface in greenhouse when meeting with hail weather. The rear end of a supporting rod 17 is placed on the ground, a sunshade net is positioned above the top surface of a greenhouse, when the whole greenhouse needs to be shaded, a motor 13 is started, a rotating shaft of the motor 13 rotates forwards, a second nut 11 moves rightwards on a long screw rod 12 respectively under the action of a sliding chute 15 and a sliding block 16, a limiting plate 10 on the second nut 11 pushes a short screw rod 9, a first nut 8 and a linear bearing 4 to move rightwards, the linear bearing drives a moving rod 5 and the sunshade net 7 to move rightwards and is in contact fit with a fixing rod 3 on the right side, the sunshade net 7 is opened to shade the greenhouse, when shading is not needed, the rotating shaft of the motor 13 rotates backwards to fold the sunshade net 7, when only partial plants need to be shaded, the corresponding short screw rod 9 above the plants which do not need shading is screwed downwards, and the short screw rod 9 is not in sliding contact fit with the corresponding limiting plate 10, starting motor 13, make motor 13's pivot corotation, can only open the sunshade net 7 of the plant top that needs the sunshade, and the plant that does not want the sunshade still can receive the shining of sun, and when meeting with hail weather, open the sunshade net 7 of top, can block the hail that falls down above the greenhouse, make the hail be unlikely to directly to fall on the top of greenhouse, pound the greenhouse bad, this device not only can carry out the sunshade to the plant in whole greenhouse when using, and can accomplish when partial plant need carry out sunshine irradiation, carry out local sunshade when partial plant need carry out the sunshade, and when meeting with hail weather, open sunshade net 7 and can block the hail, reduce the greenhouse top and pounded the bad ground condition and take place.

Specifically, as shown in the drawing, a hand wheel 18 is fixedly attached to the rear end of the short screw 9 according to the present embodiment. The hand wheel 18 can facilitate the user to twist the short screw 9, so that the use is more convenient.

Specifically, as shown in the figure, a plurality of lantern rings 6 respectively sleeved on the polish rod 1 are arranged between the fixing rod 3 and the linear bearing 4, and the upper side and the lower side of the sunshade net 7 are respectively and fixedly connected with the corresponding lantern rings 6 through pull ropes. The upper side and the lower side of the sunshade net 7 can be tensioned through the lantern ring 6, and the position of the sunshade net 7 is better fixed.

Further, as shown in the figure, a protective cover 19 is disposed outside the motor 13 according to the embodiment, and the protective cover 19 is fixedly connected to the side plate 2 and the transverse plate 14, respectively. The protective cover 19 can protect the motor 13, and prevent the motor 13 from being directly exposed outdoors, which results in the reduction of the service life of the motor 13.

Further, as shown in the drawings, the supporting rod 17 of the present embodiment is an electric telescopic rod. Through electric telescopic handle's flexible, when taking place the hail, suitably improve the height between sunshade net 7 and the greenhouse top surface, avoid because of sunshade net 7 and greenhouse top surface distance is too near, buffer distance undersize when the interception hail, difficult with good protection the greenhouse top surface.

Furthermore, as shown in the figure, a plurality of long ropes 20 with two ends respectively fixedly installed on the inner sides of the side plates 2 are arranged between the two side plates 2, and the peripheries of the long ropes 20 are in sliding contact fit with the bottom surface of the sunshade net 7. The long ropes 20 can provide an upward supporting force to the sunshade net 7, and improve the protection capability of the sunshade net 7 when facing hail.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a top protection machanism for greenhouse sunshade which characterized in that: comprises two polished rods (1), two sides of the polished rods (1) are respectively provided with a side plate (2), the left and right ends of the polished rods (1) are respectively fixedly connected with the inner sides corresponding to the side plates (2), the inner sides of the two polished rods (1) are respectively fixedly connected with one ends of a plurality of fixed rods (3), one side of the periphery of each fixed rod (3) is respectively fixedly connected with the left side of a sunshade net (7), the right side of the sunshade net (7) is respectively fixedly connected with the periphery of a movable rod (5), the upper and lower ends of the movable rod (5) are respectively fixedly provided with a linear bearing (4), the linear bearings (4) are respectively sleeved on the corresponding polished rods (1), the lower ends of the linear bearings (4) at the lower sides are fixedly provided with a first nut (8), short screw rods (9) are respectively arranged in the first nut (8) in a threaded manner, two limiting plates (10) are respectively arranged in front of the short screw rods (9), the inner, the lower side of every two limiting plates (10) is fixedly provided with a second nut (11), the second nut (11) is internally threaded with the same long screw (12), the left end of the long screw (12) is fixedly connected with the right end of a motor (13) rotating shaft, the motor (13) is fixedly arranged on the right side of a left side plate (2), the bottom surface of the side plate (2) is fixedly provided with the same transverse plate (14) respectively, the top surface of the transverse plate (14) is provided with a sliding groove (15), a plurality of sliding blocks (16) are movably arranged in the sliding groove (15), the upper side of each sliding block (16) is fixedly connected with the bottom side of the corresponding second nut (11) respectively, and supporting rods (17) are fixedly arranged at the upper end and the lower end of the.

2. The top guard mechanism for greenhouse sunshade according to claim 1, wherein: and a hand wheel (18) is fixedly arranged at the rear end of the short screw rod (9).

3. The top guard mechanism for greenhouse sunshade according to claim 1, wherein: a plurality of lantern rings (6) which are respectively sleeved on the polished rod (1) are arranged between the fixed rod (3) and the linear bearing (4), and the upper side and the lower side of the sunshade net (7) are respectively fixedly connected with the corresponding lantern rings (6) through pull ropes.

4. The top guard mechanism for greenhouse sunshade according to claim 1, wherein: the outside of motor (13) be equipped with safety cover (19), safety cover (19) respectively with curb plate (2) and diaphragm (14) fixed connection.

5. The top guard mechanism for greenhouse sunshade according to claim 1, wherein: the supporting rod (17) is an electric telescopic rod.

6. The top guard mechanism for greenhouse sunshade according to claim 1, wherein: the sunshade net is characterized in that a plurality of long ropes (20) with two ends respectively fixedly mounted on the inner sides of the side plates (2) are arranged between the two side plates (2), and the peripheries of the long ropes (20) are in sliding contact fit with the bottom surface of the sunshade net (7).