Keel and greenhouse film combining piece applied to greenhouse

Abstract

The keel and greenhouse film combining piece comprises symmetrically-arranged fixing rods, a plurality of keel frames arranged in a linear array are arranged on the fixing rods, a sliding groove is formed in a first extending part, an extending film is arranged on a plastic film, the extending film is wound on a fixing shaft, and a rotating rod is arranged on the fixing shaft. According to the keel and greenhouse film combining piece applied to the greenhouse, the keel frame is fixed through the fixing rods, the heat preservation greenhouse is fixed through the plastic film on the keel frame, the fixing rods are fixed through the extending parts on the fixing rods, and the fixing rods are fixed through the extending parts on the fixing rods. The fixing shaft is fixed through the sliding groove in the first extending part, the extending film is fixed through the fixing shaft, the fixing shaft is rotated through the rotating rod on the fixing shaft, and when the fixing shaft rotates, the extending film wound on the fixing shaft is driven, so that the tension of the plastic film on the keel is adjusted.

Description

Technical Field

[0001] The utility model relates to the technical field of greenhouse keels, in particular to a keel and greenhouse film combination piece used in a greenhouse. Background Art

[0002] The installation of greenhouse keels usually needs to be determined according to the specific design requirements and greenhouse type. Generally speaking, the location and number of keels need to be determined first, then cut and punch holes, and finally the keels are fixed to the greenhouse frame by welding or bolting, and then combined with the greenhouse film to complete the installation of the greenhouse.

[0003] According to the publication (announcement) number: CN203027823U, the publication (announcement) date: 2013-07-03, a greenhouse double-film greenhouse is disclosed, including a keel, an inner film, an outer film and an inflatable bag; the inner film is laid on the keel, and the inflatable bag is two rectangular air bags connected side by side to form a double air bag, the connecting middle seam of the double air bag is aligned with the keel and laid on the inner film, and the outer film is laid on the inflatable bag. The keels are fixed to the ground by connecting parts to form a greenhouse frame, and the inner film, the inflatable bag and the outer film cover the greenhouse frame on the keel. The keels are fixed to the ground by connecting parts to form a greenhouse frame, and the greenhouse frame is combined with the wall to form a ground-standing greenhouse, and the inner film, the inflatable bag and the outer film cover the greenhouse frame on the keel.

[0004] It can be known from the above-mentioned patents and prior art that the keel is used to support the greenhouse film. However, the greenhouse film laid on the keel needs to be cut to the specifications that fit the keel, and then the greenhouse film is adjusted to ensure that the greenhouse film is flat on the keel and the tension of the greenhouse film on the keel is adjusted. If it is not flat enough, it will tip over when blown by the wind. Utility Model Content

[0005] The utility model aims to provide a keel and greenhouse film combination piece used in a greenhouse, which can adjust the tension of the greenhouse film on the keel frame.

[0006] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a keel and greenhouse film combination used in a greenhouse, comprising a symmetrically arranged fixing rod, on which a plurality of keel frames arranged in a linear array are arranged, and a plastic film is arranged on the plurality of keel frames, and a first extension portion is arranged on the fixing rod, a slide groove is provided on the first extension portion, a fixed shaft is provided on the slide groove, an extension film is provided on the plastic film, the extension film is wound around the fixed shaft, and a rotating rod is provided on the fixed shaft.

[0007] Preferably, the fixed shaft is provided with a plurality of anti-slip members arranged in a circular array, and the anti-slip members are arc-shaped.

[0008] Preferably, a fixing groove is provided on the first extension portion, and a nail is arranged in the fixing groove.

[0009] Preferably, another of the fixing rods is provided with a second extension portion, the second extension portion is provided with a first notch, and a fixing plate is slidably provided in the first notch.

[0010] Preferably, a circular groove is formed on the second extension portion, a plug-in rod is slidably disposed in the circular groove, and the plug-in rod passes through the circular groove and is located on the fixing plate.

[0011] In the above technical scheme, the utility model provides a keel and greenhouse film combination for use in a greenhouse, which has the following beneficial effects: the keel frame is fixed by a fixing rod, the heat preservation greenhouse is fixed by the plastic film on the keel frame, the fixing rod is fixed by an extension part on the fixing rod, the fixing shaft is fixed by a slide groove on the first extension part, the extension film is fixed by the fixing shaft, and the fixing shaft is rotated by a rotating rod on the fixing shaft. When the fixed shaft rotates, the extension film wrapped around the fixed shaft is driven, thereby adjusting the tension of the plastic film on the keel. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0013] Figure 1 The overall structural diagram provided for the embodiment of the utility model;

[0014] Figure 2 This is an enlarged schematic diagram of the A-part structure provided in an embodiment of the utility model.

[0015] Description of reference numerals:

[0016] 1. Fixing rod; 10. First extension part; 101. Fixing groove; 11. Keel frame; 12. Plastic film; 121. Extension film; 14. Second extension part; 16. First notch; 17. Fixing plate; 18. Circular groove; 19. Connecting rod; 20. Slide groove; 21. Fixing shaft; 22. Anti-slip member; 23. Rotating rod. DETAILED DESCRIPTION

[0017] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0018] like Figure 1-2 As shown, a keel and greenhouse film combination used in a greenhouse includes a symmetrically arranged fixing rod 1, on which a plurality of keel frames 11 arranged in a linear array are arranged, and a plastic film 12 is arranged on the plurality of keel frames 11, and a first extension portion 10 is arranged on the fixing rod 1, a slide groove 20 is opened on the first extension portion 10, a fixed shaft 21 is arranged on the slide groove 20, an extension film 121 is arranged on the plastic film 12, the extension film 121 is wound around the fixed shaft 21, and a rotating rod 23 is arranged on the fixed shaft 21.

[0019] Specifically, when in use, the fixing rod 1 is fixed to the ground, and then the keel frame 11 is fixed to the fixing rod 1 by welding, and then the plastic film 12 is laid on the keel frame 11, and then the extension film 121 on the plastic film 12 is wrapped around the fixed shaft 21, and then the rotating rod 23 is rotated to make the rotating rod 23 rotate to drive the fixed shaft 21. When the fixed shaft 21 rotates, it drives the extension film 121 to roll on the fixed shaft 21. When the extension film 121 rolls, it will drive the plastic film 12 to slide on the keel frame 11, and the plastic film 12 is fixed on the keel frame 11 to adjust the tension.

[0020] In the above scheme, the keel frame 11 is fixed by the fixing rod 1, the heat preservation greenhouse is fixed by the plastic film 12 on the keel frame 11, the fixing rod 1 is fixed by the extension part on the fixing rod 1, the fixing shaft 21 is fixed by the slide groove 20 on the first extension part 10, the extension film 121 is fixed by the fixing shaft 21, and the fixing shaft 21 is rotated by the rotating rod 23 on the fixing shaft 21. When the fixing shaft 21 rotates, the extension film 121 wound around the fixing shaft 21 is driven, thereby adjusting the tension of the plastic film 12 on the keel.

[0021] As an embodiment further provided by the present invention, according to Figure 1 and Figure 2 As shown, the fixed shaft 21 is provided with a plurality of anti-slip members 22 arranged in a circumferential array, and the anti-slip members 22 are arc-shaped.

[0022] Specifically, the anti-slip member 22 is made of rubber, which can effectively prevent the extension film 121 on the plastic film 12 from sliding on the fixed shaft 21 .

[0023] As an embodiment further provided by the present invention, according to Figure 1 and Figure 2 As shown, a fixing groove 101 is formed on the first extension portion 10 , and a nail is arranged in the fixing groove 101 .

[0024] Specifically, a nail is hammered into the fixing groove 101 to fix the fixing rod 1 on the ground.

[0025] As an embodiment further provided by the present invention, according to Figure 1 and Figure 2 As shown, another fixing rod 1 is provided with a second extension portion 14, a first notch 16 is provided on the second extension portion 14, and a fixing plate 17 is slidably provided in the first notch 16

[0026] Furthermore, a circular groove 18 is formed on the second extension portion 14, and a plug rod 19 is slidably disposed in the circular groove 18. The plug rod 19 passes through the circular groove 18 and is located on the fixing plate 17.

[0027] Specifically, the redundant stretch film 121 on the other side is wound around the fixing plate 17 and then inserted into the first notch 16 to fix the other end of the plastic film 12 . Then, the plug-in rod 19 is inserted into the circular groove 18 to fix the fixing plate 17 in the first notch 16 .

[0028] Working principle: When in use, hammer a nail into the fixing groove 101 to fix the fixing rod 1 on the ground, then fix the keel frame 11 on the fixing rod 1 by welding, then lay the plastic film 12 on the keel frame 11, then wind the extension film 121 on the plastic film 12 around the fixed shaft 21, then wind the excess extension film 121 on the other side around the fixing plate 17, then plug it into the first notch 16, fix the other end of the plastic film 12, then insert the plug-in rod 19 into the circular groove 18, fix the fixing plate 17 in the first notch 16, then rotate the rotating rod 23 to rotate the rotating rod 23 to drive the fixed shaft 21, and when the fixed shaft 21 rotates, it drives the extension film 121 to roll on the fixed shaft 21, and when the extension film 121 rolls, it drives the plastic film 12 to slide on the keel frame 11, and fixes the plastic film 12 on the keel frame 11 to adjust the tension.

[0029] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A keel and greenhouse film combination used in a greenhouse, characterized in that: The invention comprises a symmetrically arranged fixing rod (1), wherein the fixing rod (1) is provided with a plurality of keel frames (11) arranged in a linear array, wherein the plurality of keel frames (11) are provided with a plastic film (12), wherein the fixing rod (1) is provided with a first extension portion (10), wherein the first extension portion (10) is provided with a slide groove (20), wherein the slide groove (20) is provided with a fixing shaft (21), wherein an extension film (121) is provided on the plastic film (12), wherein the extension film (121) is wound around the fixing shaft (21), and wherein a rotating rod (23) is provided on the fixing shaft (21).

2. A keel and greenhouse film combination member used in a greenhouse according to claim 1, characterized in that: The fixed shaft (21) is provided with a plurality of anti-slip parts (22) arranged in a circumferential array, and the anti-slip parts (22) are arc-shaped.

3. The keel and greenhouse film combination member used in a greenhouse according to claim 1, characterized in that: The first extension portion (10) is provided with a fixing groove (101), and a nail is arranged in the fixing groove (101).

4. The keel and greenhouse film combination member used in a greenhouse according to claim 3, characterized in that: The other fixing rod (1) is provided with a second extension portion (14), the second extension portion (14) is provided with a first notch (16), and a fixing plate (17) is slidably arranged in the first notch (16).

5. The keel and greenhouse film combination member used in a greenhouse according to claim 4, characterized in that: The second extension portion (14) is provided with a circular groove (18), in which a plug-in rod (19) is slidably disposed. The plug-in rod (19) passes through the circular groove (18) and is located on the fixing plate (17).

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