Greenhouse pearl wool heat preservation layer capable of being rolled up

Abstract

The utility model discloses a windable greenhouse pearl wool heat preservation layer which comprises a first winding roller, second winding rollers are arranged at the two ends of the first winding roller, the outer surface of the first winding roller and the outer surfaces of the two second winding rollers are sleeved with a heat preservation layer body, a two-way air cylinder is arranged in the first winding roller, and the two-way air cylinder is arranged in the second winding roller. The two output ends of the two-way air cylinder are fixedly connected with transmission rods correspondingly, the sides, close to each other, of the two second winding rollers are each provided with two fixing blocks, and the ends, away from each other, of the two transmission rods are rotationally installed among the four fixing blocks correspondingly. And a first L-shaped fixing rod and a second L-shaped fixing rod are rotationally installed on the sides, away from each other, of the two second winding rollers correspondingly, a motor is fixedly installed on one side of the first L-shaped fixing rod, and the output end of the motor penetrates through the first L-shaped fixing rod to be fixedly connected with one of the second winding rollers. According to the utility model, the bidirectional air cylinder is matched with the two transmission rods, so that the device can adapt to greenhouses with different structures and sizes.

Description

TECHNICAL FIELD

[0001] The utility model mainly relates to the big -arch shelter technical field, concretely is a kind of big -arch shelter pearl wool insulation layer of winding. BACKGROUND

[0002] Big -arch shelter pearl wool insulation layer is a kind of insulation material for agricultural greenhouse, it is mainly composed of pearl wool, and pearl wool is the material formed by making low-density polyethylene plastic produce countless independent air bubbles by physical foaming, these air bubbles are full of air, can effectively prevent heat conduction.

[0003] Existing winding big -arch shelter pearl wool insulation layer is usually designed for specific type or size big -arch shelter, its commonality is poor, when the shape, size or structure of big -arch shelter changes, it is difficult to completely fit the irregular shape of big -arch shelter, especially in the edge and corner of big -arch shelter gap is prone to appear, these gaps can lead to heat leakage, reduce the insulation effect. UTILITY MODEL CONTENTS

[0004] The utility model aims at solving the existing winding big -arch shelter pearl wool insulation layer cannot adapt to big -arch shelter of different structure and size, and provides a kind of winding big -arch shelter pearl wool insulation layer.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A kind of winding big -arch shelter pearl wool insulation layer, including first winding roller, the both ends of the first winding roller are equipped with second winding roller, the outer surface of the first winding roller and two second winding rollers is equipped with insulation layer body, sliding hole is opened in the first winding roller, annular block is fixedly installed on the inner wall of sliding hole, two-way pneumatic cylinder is fixedly installed on the annular block, the both ends of the two-way pneumatic cylinder are fixedly connected with transmission rod, the side where two second winding rollers are close to each other is equipped with two fixed blocks, the end where two transmission rods are away from each other is rotatably installed between four fixed blocks respectively, the side where two second winding rollers are away from each other is rotatably installed with first L type fixed link and second L type fixed link respectively, the side of the first L type fixed link is fixedly installed with motor, the output end of the motor is fixedly connected with first L type fixed link and one of second winding roller penetrating.

[0007] As a further description of the above technical scheme, the end where the first L type fixed link and the second L type fixed link are away from each other is slidably connected, the first L type fixed link is equipped with long hole, the end of the second L type fixed link close to the first L type fixed link is fixedly connected with limit slide block, the limit slide block is slidably installed in long hole.

[0008] As a further description of the above technical scheme, the two second winding rollers are fixedly connected with two protrusions arranged symmetrically at one end close to the first winding roller, and the two protrusions are slidingly engaged at two ends of the sliding hole, and the four fixing blocks are fixedly installed on the two protrusions.

[0009] As a further description of the above technical scheme, the outer surface of the first winding roller is provided with a groove, the groove is fixedly installed with a pad, the groove is provided with a clamping block at the upper end of the pad, two springs are fixedly installed between the clamping block and the inner wall of the groove, and the two springs are arranged at two ends of the pad.

[0010] As a further description of the above technical scheme, the second L-shaped fixing rod is provided with a circular accommodating groove at one end close to one of the second winding rollers, the second winding roller is fixedly connected with a circular block away from the protrusion, the circular block is rotatably installed in the circular accommodating groove, the outer surface of the circular block is provided with a clamping groove, the circular accommodating groove is provided with a threaded hole, the threaded hole penetrates the second L-shaped fixing rod and corresponds to the clamping groove, a threaded rod is screwedly installed in the threaded hole, one end of the threaded rod is slidingly engaged in the clamping groove, and the threaded rod is fixedly connected with a knob away from the clamping groove.

[0011] As a further description of the above technical scheme, the heat preservation layer body comprises a protective layer, a pearl cotton main layer and a reflecting layer, the protective layer is arranged at the upper end of the pearl cotton main layer, and the reflecting layer is arranged at the lower end of the pearl cotton main layer.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] 1. In the utility model, the transmission cooperation of the bidirectional air cylinder and the two transmission rods can extend the two second winding rollers from the first winding roller, then manually adjust the rotation of the two second winding rollers on the two transmission rods, adjust the inclination angle of the two second winding rollers, and make the greenhouse pearl cotton heat preservation layer adapt to greenhouses with different structures and sizes.

[0014] 2. In the utility model, the transmission cooperation of the bidirectional air cylinder and the two transmission rods can fold the greenhouse pearl cotton heat preservation layer when the greenhouse pearl cotton heat preservation layer is wound, and save the storage space of the greenhouse pearl cotton heat preservation layer. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a whole structure schematic view of the utility model;

[0016] Figure 2 It is a sectional view of the internal structure of the first winding roller and the second winding roller of the utility model;

[0017] Figure 3 It is the structure schematic view inside the pearl cotton main body layer of the utility model;

[0018] Figure 4 For Figure 2 The enlarged view of structure at A.

[0019] The drawings show: 10, first winding roller; 101, sliding hole; 102, annular block; 103, groove; 104, cushion block; 11, heat preservation layer body; 111, protective layer; 112, pearl cotton main body layer; 113, reflecting layer; 12, clamping block; 13, spring;

[0020] 20, second winding roller; 201, round block; 202, clamping groove; 21, fixed block; 22, transmission rod; 23, bidirectional air cylinder; 24, first L-shaped fixed rod; 241, elongated hole; 25, second L-shaped fixed rod; 251, limiting sliding block; 252, circular accommodating groove; 26, threaded rod; 27, knob; 253, threaded hole; 28, motor. DETAILED DESCRIPTION

[0021] In order to facilitate understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings, and the drawings show several embodiments of the utility model, but the utility model can be realized by different forms and is not limited to the embodiments described in the text, on the contrary, these embodiments are provided in order to make the disclosed content of the utility model more thorough and comprehensive.

[0022] Please refer to the drawings Figures 1-4 The utility model provides a kind of technical scheme: a kind of rollable greenhouse pearl cotton heat preservation layer, including first winding roller 10, the both ends of first winding roller 10 are equipped with second winding roller 20, first winding roller 10 and the outer surface of two second winding rollers 20 are equipped with heat preservation layer body 11, sliding hole 101 is opened in first winding roller 10, annular block 102 is fixedly installed on the inner wall of sliding hole 101, bidirectional air cylinder 23 is fixedly installed on annular block 102, the two output ends of bidirectional air cylinder 23 are all fixedly connected with transmission rod 22, two fixed blocks 21 are equipped on the side of two second winding rollers 20 mutually close, the end of two transmission rods 22 mutually away is respectively rotatably installed between four fixed blocks 21, first L-shaped fixed rod 24 and second L-shaped fixed rod 25 are rotatably installed on the side of two second winding rollers 20 mutually away respectively, motor 28 is fixedly installed on the side of first L-shaped fixed rod 24, the output end of motor 28 is fixedly connected with one of first L-shaped fixed rod 24 and second winding roller 20.

[0023] Specifically, when laying the greenhouse pearl wool insulation layer, the motor 28 is started to drive the two second winding rollers 20 and the first winding roller 10 to rotate, so that the insulation layer body 11 on the two second winding rollers 20 and the first winding roller 10 is unfolded. When the insulation layer body 11 is unfolded to the required length, the bidirectional cylinder 23 is driven, so that the two sides of the bidirectional cylinder 23 push the two transmission rods 22 respectively, and the two second winding rollers 20 move away from the first winding roller 10. After the two transmission rods 22 slide out of the sliding hole 101, the two second winding rollers 20 are manually adjusted respectively, so that the insulation layer body 11 is adapted to the size of the greenhouse. When the greenhouse pearl wool insulation layer is not used, the two second winding rollers 20 are manually adjusted to be horizontally corresponding with the first winding roller 10, and then the bidirectional cylinder 23 is started, so that one end of the two second winding rollers 20 close to each other is attached to the two ends of the first winding roller 10. Then the motor 28 is started to wind the greenhouse pearl wool insulation layer. After winding is completed, the bidirectional cylinder 23 is started to extend the two transmission rods 22 outside the sliding hole 101, and then the two second winding rollers 20 are rotated respectively to fold the greenhouse pearl wool insulation layer, so as to save storage space.

[0024] In an embodiment of the present application, as shown in Figure 1 The first L-shaped fixed rod 24 and the second L-shaped fixed rod 25 are slidably connected at one end away from each other. An elongated hole 241 is formed in the first L-shaped fixed rod 24. A limiting sliding block 251 is fixedly connected to one end of the second L-shaped fixed rod 25 close to the first L-shaped fixed rod 24. The limiting sliding block 251 is slidably installed in the elongated hole 241. When the two second winding rollers 20 move horizontally or rotate, the limiting sliding block 251 moves horizontally or rotates correspondingly in the elongated hole 241.

[0025] In an embodiment of the present application, as shown in Figure 2 The two second winding rollers 20 are fixedly connected to two symmetrically arranged protrusions at one end close to the first winding roller 10. The two protrusions are slidably engaged in the two ends of the sliding hole 101. The four fixed blocks 21 are fixedly installed on the two protrusions. The two protrusions and the sliding hole 101 are connected through the clamping cooperation, so as to avoid misalignment between the two second winding rollers 20 and the first winding roller 10, and make the wound greenhouse pearl wool insulation layer not irregular.

[0026] In an embodiment of the present application, as shown in Figure 2 and Figure 4As shown in the first winding roller 10, the outer surface is provided with a groove 103, the groove 103 is fixedly installed with a pad 104, the groove 103 is provided with a clamping block 12 at the upper end of the pad 104, the clamping block 12 is fixedly installed with two springs 13 between the inner wall of the groove 103, the two springs 13 are respectively arranged at both ends of the pad 104, one end of the thermal insulation layer body 11 is arranged between the pad 104 and the clamping block 12, which is used for fixing one end of the thermal insulation layer body 11, facilitating winding and unwinding the thermal insulation layer body 11.

[0027] In an embodiment of the utility model, as shown in the figure, Figure 1 And Figure 2 As shown, the second L-shaped fixing rod 25 is provided with a circular accommodating groove 252 near one end of the other second winding roller 20, the other second winding roller 20 is fixedly connected with a circular block 201 away from the protrusion, the circular block 201 is rotatably installed in the circular accommodating groove 252, the outer surface of the circular block 201 is provided with a clamping groove 202, the circular accommodating groove 252 is provided with a threaded hole 253, the threaded hole 253 penetrates the second L-shaped fixing rod 25 and corresponds to the clamping groove 202, a threaded rod 26 is screwedly installed in the threaded hole 253, one end of the threaded rod 26 is slidably clamped in the clamping groove 202, the threaded rod 26 is fixedly connected with a knob 27 away from the clamping groove 202, by rotating the knob 27, the threaded rod 26 is separated from the clamping groove 202, then the second L-shaped fixing rod 25 is manually pulled away from the second winding roller 20, facilitating the replacement of the thermal insulation layer body 11.

[0028] In an embodiment of the utility model, as shown in the figure, Figure 3 As shown, the thermal insulation layer body 11 comprises a protective layer 111, a pearl wool main layer 112 and a reflecting layer 113, the protective layer 111 is arranged at the upper end of the pearl wool main layer 112, the reflecting layer 113 is arranged at the lower end of the pearl wool main layer 112, and the pearl wool main layer 112 is the core part of the greenhouse thermal insulation layer. It is a material composed of low-density polyethylene plastic by physical foaming to produce countless independent bubbles. These bubbles are filled with air, which can effectively prevent heat conduction and play a good thermal insulation role. The protective layer 111 is used to protect the pearl wool main layer 112 from damage by external environmental factors, which is usually a waterproof and anti-aging plastic film. The reflecting layer 113 is generally made of aluminum foil and other materials with high reflectivity, which reflects the heat in the greenhouse back to the inside of the greenhouse, reduces the loss of heat to the outside through the pearl wool, and improves the thermal insulation effect.

[0029] The utility model has been described above in conjunction with the drawings, and obviously, the specific implementation of the utility model is not limited by the above mode, as long as the method concept and technical scheme of the utility model are adopted for this kind of non-essential improvement or the concept and technical scheme of the utility model are directly applied to other occasions without improvement, which is within the protection scope of the utility model.

Claims

1. A rollable greenhouse pearl wool insulation layer, comprising a first winding roller (10), characterized in that, Both ends of the first winding roller (10) are provided with the second winding roller (20), the outer surface of the first winding roller (10) and the two second winding rollers (20) are sleeved with the heat preservation layer body (11), the sliding hole (101) is arranged in the first winding roller (10), the annular block (102) is fixedly installed on the inner wall of the sliding hole (101), the bidirectional air cylinder (23) is fixedly installed on the annular block (102), the transmission rod (22) is fixedly connected to the two output ends of the bidirectional air cylinder (23), the two second winding rollers (20) are provided with two fixed blocks (21) on the side close to each other, the two transmission rods (22) are rotatably installed between the four fixed blocks (21) at the ends away from each other, the two second winding rollers (20) are rotatably installed with the first L-shaped fixed rod (24) and the second L-shaped fixed rod (25) on the side away from each other, the motor (28) is fixedly installed on one side of the first L-shaped fixed rod (24), and the output end of the motor (28) is fixedly connected with the first L-shaped fixed rod (24) and one of the second winding rollers (20).

2. The rollable greenhouse polystyrene foam insulation layer according to claim 1, characterized in that, The first L-shaped fixed rod (24) and the second L-shaped fixed rod (25) are slidably connected at the ends away from each other, the elongated hole (241) is arranged in the first L-shaped fixed rod (24), and the limiting sliding block (251) is fixedly connected to the end of the second L-shaped fixed rod (25) close to the first L-shaped fixed rod (24), and the limiting sliding block (251) is slidably installed in the elongated hole (241).

3. The rollable greenhouse polystyrene peanuts insulation layer of claim 1, wherein, The two second winding rollers (20) are fixedly connected with two symmetrically arranged protrusions at the ends close to the first winding roller (10), and the two protrusions are slidably clamped at the two ends of the sliding hole (101).

4. The rollable greenhouse polystyrene peanuts insulation layer of claim 1, wherein, The outer surface of the first winding roller (10) is provided with the groove (103), the pad (104) is fixedly installed in the groove (103), the clamping block (12) is arranged at the upper end of the pad (104), the two springs (13) are fixedly installed between the clamping block (12) and the inner wall of the groove (103), and the two springs (13) are arranged at the two ends of the pad (104), respectively. One end of the heat preservation layer body (11) is arranged at the position between the pad (104) and the clamping block (12).

5. The rollable greenhouse polystyrene peanuts insulation layer of claim 3, wherein, The second L-shaped fixed rod (25) is provided with a circular accommodating groove (252) near one end of the second winding roller (20), the side away from the protrusion of the second winding roller (20) is fixedly connected with a circular block (201), the circular block (201) is rotatably installed in the circular accommodating groove (252), the outer surface of the circular block (201) is provided with a clamping groove (202), a threaded hole (253) is formed in the circular accommodating groove (252), the threaded hole (253) penetrates through the second L-shaped fixed rod (25) and corresponds to the clamping groove (202), a threaded rod (26) is screwedly installed in the threaded hole (253), one end of the threaded rod (26) is slidably clamped in the clamping groove (202), and the end, away from the clamping groove (202), of the threaded rod (26) is fixedly connected with a knob (27).

6. The rollable greenhouse polystyrene peanuts insulating layer according to claim 1, wherein, The heat preservation layer body (11) comprises a protective layer (111), a pearl wool main layer (112) and a reflecting layer (113), the protective layer (111) is arranged at the upper end of the pearl wool main layer (112), and the reflecting layer (113) is arranged at the lower end of the pearl wool main layer (112).

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