WO2023115238A1

WO2023115238A1 - Agricultural greenhouse frame structure

Info

Publication number: WO2023115238A1
Application number: PCT/CN2021/139457
Authority: WO
Inventors: 陈联宗
Original assignee: 厦门农丰园大棚开发有限公司
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2023-06-29

Abstract

Disclosed is an agricultural greenhouse frame structure, comprising a frame main body formed by connecting a plurality of cross beams, longitudinal beams, and columns, and arch-shaped top beams connected to the upper end of the frame main body, wherein the arch-shaped top beams are made of special-shaped round tubes; the cross beams, the longitudinal beams, and the columns are all made of special-shaped square tubes; first positioning clamping grooves each having a wide-inside and narrow-opening cross section are formed in one sides of the special-shaped square tubes; second positioning clamping grooves each having a wide-inside and narrow-opening cross section are formed in the arch-shaped top beams made of the special-shaped round tubes; a wave-shaped elastic clamping piece is clamped in each of the first positioning clamping grooves in the cross beams, the longitudinal beams, and the columns made of special-shaped square tubes and the second positioning clamping grooves in the arch-shaped top beams. In the present invention, by means of the wave-shaped elastic clamping pieces, a greenhouse covering layer can be quickly and conveniently clamped to the cross beams, the longitudinal beams, the columns, and the arch-shaped top beams forming the greenhouse frame structure, the overall disassembly and assembly efficiency is improved, and thus the use experience of users is greatly improved, thereby improving the market competitiveness.

Description

An agricultural greenhouse frame structure

technical field

The invention relates to the technical field of agricultural planting equipment, in particular to an agricultural greenhouse frame structure.

Background technique

The agricultural greenhouses in the prior art are generally composed of steel pipe materials on site to form a greenhouse frame structure, and after the assembly of the greenhouse frame is completed, it is necessary to install a thermal insulation film or a sunshade net or an insect-proof net on the greenhouse frame. Changes, different greenhouse covering layers will be replaced according to needs, but the greenhouse covering layers of the prior art are usually fixed together with the frame structure of the greenhouse by using some fixed structures such as iron wires and clamps. Therefore, when installing During the disassembly process, it is necessary to disassemble and assemble various fixed structures. The overall disassembly process is inconvenient and the operation efficiency is low, which affects the convenience of replacing the covering layer of the greenhouse.

Contents of the invention

Aiming at the deficiencies of the prior art, the present invention provides an agricultural greenhouse frame structure, which mainly solves the technical problems of cumbersome disassembly and assembly process of the greenhouse covering layer on the prior art greenhouse frame structure and low operating efficiency.

To achieve the above object, the present invention is achieved through the following technical solutions:

An agricultural greenhouse frame structure, including a frame body composed of several beams, longitudinal beams and columns connected, and an arched top beam connected to the upper end of the frame body, wherein the arched top beam is made of special-shaped round tubes, and the beams, longitudinal beams and The columns are all made of special-shaped square tubes, which are integrally bent and formed by sheet metal parts. One side of the special-shaped square tubes is formed with a first positioning slot with a wide internal opening and a narrow cross-section. The two sides of the sheet metal parts are Bending multiple times on the back side of the first positioning card slot and fixing them together, the arched top beam made of special-shaped round tubes forms a second positioning card slot with a wide internal opening and a narrow cross-section, which is controlled by a special-shaped square A wave-shaped elastic clip for clamping and fixing the covering layer of the greenhouse is clamped in the first positioning card slot on each beam, longitudinal beam and column and in the second positioning card slot on each arched top beam. .

Further, one side end of the sheet metal part of the special-shaped square tube is bent to form a hook portion, and the other side end is bent to form a snap-in portion matching the hook portion, and the hook portion and the snap-in portion are configured to be able to be snap-fitted together and secured together.

Further, the first positioning slots on the beams, longitudinal beams, and columns made of special-shaped square tubes are all configured to be set toward the surrounding direction relative to the frame main body, and the second positioning slots of each arched top beam are configured to be opposite to each other. The frame body is set facing upwards.

Further, inner recesses are formed on both sides adjacent to the side of the first positioning slot of the special-shaped square tube.

Further, both the first positioning slot and the second positioning slot are dovetail slot structures.

Further, each arched top beam made of special-shaped round tubes is erected at the top position of the frame body at equal intervals, and the two ends of each arched top beam are fixed together with the top sides of the frame body through connecting structures.

Further, the wave-shaped elastic clip is integrally bent and formed by a long metal strip, and the wave-shaped elastic clip includes a number of upper and lower clipping action parts arranged alternately at equidistant intervals along the transverse direction on the same plane, each upper The clamping action part is located on the first straight line, each lower clamping action part is located on the second straight line parallel to the first straight line, and each adjacent upper clamping action part and lower clamping action part pass through An inclined connecting bar is connected together to form an integrated wave-shaped elastic structure, and the integrated wave-shaped elastic structure is configured such that when the two ends of the integrated wave-shaped elastic structure are respectively stretched outward, they will engage with the upper clamp The two inclined connecting strips connected to the two ends of the upper and/or lower clamping action parts will be deformed, so that the connection angle between each inclined connecting strip and the corresponding upper clamping action part or lower clamping action part becomes larger , and make the lateral spacing distance between each adjacent upper snap-in action part and each adjacent lower snap-in action part larger, and the vertical interval between the upper snap-in action part and the lower snap-in action part The distance is narrowed so that the wave-shaped elastic clip can fit into the first positioning slot or the second positioning slot.

Furthermore, both the upper clamping action part and the lower clamping action part are straight strip structures, and the upper clamping action part and the lower clamping action part of the straight strip structure are arranged parallel to each other.

Further, the joints of the upper clamping action part and the lower clamping action part and the inclined connecting strip are smoothly connected together through an arc-shaped transitional connection structure.

Further, the covering layer of the greenhouse is any one of thermal insulation film, sun-shading net, insect-proof net, flame-retardant film, transparent film, glass fiber thermal insulation cotton and black and white shading film.

The above technical solution has the following advantages or beneficial effects:

In the agricultural greenhouse frame structure of the present invention, since the beams, longitudinal beams and columns in the main body of the frame are all made of special-shaped square tubes, and the special-shaped square tubes are integrally bent and formed by sheet metal parts, the manufacture is convenient, simple and efficient, and the special-shaped One side of the square tube is formed with a first positioning slot with a wide inner opening and a narrow cross section, and a wave-shaped elastic clamp for clamping and fixing the covering layer of the greenhouse is clamped in each first positioning slot. At the same time, The upper end of the main body of the frame is connected with a number of arched top beams, and the arched top beams are formed with second positioning slots with wide inner openings and narrow cross-sections, and a wave-shaped elastic clip is snapped into each second positioning slots Therefore, when installing the covering layer of the greenhouse, the covering layer of the greenhouse can directly clamp the corresponding first positioning card slot and the fixed knife of the beam, longitudinal beam, column and arched top beam of the frame structure of the greenhouse through the wave-shaped elastic clips. In the second positioning slot, the buckling process of the wave-shaped elastic clip and the corresponding first or second positioning slot is simple, fast and efficient, which is conducive to improving the overall disassembly and assembly efficiency of the greenhouse covering layer on the greenhouse frame structure , and then greatly enhance the user experience to improve its market competitiveness.

Description of drawings

Fig. 1 is a three-dimensional structure diagram of an embodiment of the present invention.

Fig. 2 is a partial enlarged view of A in Fig. 1 .

Fig. 3 is a schematic diagram of the cooperative structure of the special-shaped square tube and the wave-shaped elastic clip according to the embodiment of the present invention.

Fig. 4 is a side view of the cooperation between the special-shaped square tube and the wave-shaped elastic clip according to the embodiment of the present invention.

Fig. 5 is a schematic diagram of the cooperative structure of the arched top beam and the wave-shaped elastic clip according to the embodiment of the present invention.

Fig. 6 is a side view of the cooperation between the arched top beam and the wave-shaped elastic clip according to the embodiment of the present invention.

Label description:

1. Special-shaped square tube, 2. Arched top beam, 3. Wave-shaped elastic clip, 11. First positioning slot, 12. Hook part, 13. Clamping part, 14. Inner concave part, 21. Second Positioning slot, 31, upper clamping action part, 32, lower clamping action part, 33, inclined connecting strip.

Detailed ways

The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

In describing the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", " The orientation or positional relationship indicated by "outside", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, so as to Specific orientation configurations and operations, therefore, are not to be construed as limitations on the invention.

Please refer to accompanying drawings 1 to 6, an embodiment of the present invention provides an agricultural greenhouse frame structure, including a frame main body composed of several beams, longitudinal beams and columns connected and an arched top beam connected to the upper end of the frame main body 2. Among them, the arched top beam 2 is made of special-shaped round tubes, the beams, longitudinal beams and columns are all made of special-shaped square tubes 1, and the special-shaped square tubes 1 are integrally bent and formed by sheet metal parts. One side of the special-shaped square tubes 1 A first positioning slot 11 with a wide inner opening and a narrow cross-section is formed. The two sides of the sheet metal part are bent and fixed together in the back direction of the first positioning slot 11 through multiple bends, and are made of special-shaped round tubes. The arched top beam 2 is formed with a second positioning slot 21 with a wide inner opening and a narrow cross section. A wave-shaped elastic clamp 3 for clamping and fixing the covering layer of the greenhouse is clamped in the second positioning slot 21 on the shaped roof beam 2 . It can be understood that in this embodiment, since the beams, longitudinal beams and columns in the main body of the frame are all made of special-shaped square tubes 1, and the special-shaped square tubes 1 are integrally bent and formed by sheet metal parts, the manufacture is convenient, simple and efficient. And one side of the special-shaped square tube 1 is formed with a first positioning slot 1 with a wide inner opening and a narrow cross section, and each first positioning slot 11 is clamped with a wave-shaped elastic band for clamping and fixing the covering layer of the greenhouse. Clip 3, meanwhile, the upper end of the frame main body is connected with some arched top beams 2, and the arched top beams 2 are formed with a second positioning slot 21 with a narrow inner wide opening in cross section, and in each second positioning slot 21 There is a wave-shaped elastic clip 3, so when installing the greenhouse cover, the greenhouse cover can be directly clamped by the wave-shaped elastic clips 3 to form the beams, longitudinal beams, columns and beams of the frame structure of the greenhouse. In the corresponding first positioning slot 11 and the second positioning slot 21 of the arched top beam 2, the snapping process of the wave-shaped elastic clip 3 with the corresponding first positioning slot 11 or the second positioning slot 21 is simple and quick Efficient, it is conducive to improving the overall disassembly and assembly efficiency of the greenhouse covering layer on the greenhouse frame structure, thereby greatly improving the user experience and improving its market competitiveness.

Please refer to accompanying drawings 1 to 4, in one of the preferred embodiments, one side end of the sheet metal part of the special-shaped square tube 1 is bent to form a hook portion 12, and the other side end is bent to form The hook portion 13 is adapted to the hook portion 12 , and the hook portion 12 and the hook portion 13 are configured to be snap fit and fixed together. It can be understood that, with such a design, the special-shaped square tube 1 that is integrally bent and formed by sheet metal parts can be fixed and formed relatively stably so that defects such as deformation are not easy to occur, which is conducive to improving the bending and forming efficiency. However, those skilled in the art should understand that, in other embodiments, the buckle part 12 and the buckle part 13 can also be reinforced by welding to further improve the overall stability of the special-shaped square tube 1 .

Please refer to accompanying drawings 1 to 6, in one of the preferred embodiments, the first positioning slots 11 on the beams, longitudinal beams and columns made of special-shaped square tubes 1 are configured to face toward the main body of the frame. Arranged in a peripheral direction, the second positioning slots 21 of each arched top beam 2 are configured to face upward relative to the frame main body. It can be understood that the first positioning slots 11 on the beams, longitudinal beams and columns made of special-shaped square tubes 1 are all configured to be arranged in the direction of the surroundings relative to the frame main body, and at the same time, the arched top beams 2 The second positioning slots 21 are configured to be set up relative to the frame main body, so that when installing the greenhouse covering layer, the greenhouse covering layer can be shrouded on the greenhouse frame structure first, and then through several wave-shaped elastic clips 3 Correspondingly fasten and fix the cover layer of the greenhouse to the corresponding first positioning slots 11 and second positioning slots 21 of the beams, longitudinal beams, columns and arched top beams 2, so that the cover layer of the greenhouse can be fixed more quickly. And it is firmly fixed with the frame structure of the greenhouse.

Please refer to accompanying drawings 3 and 4, in one of the preferred embodiments, inner recesses 14 are formed on the left and right sides adjacent to the side of the first positioning slot 11 of the special-shaped square tube 1 .

Please refer to accompanying drawings 3 to 6, in one preferred embodiment, both the first positioning slot 11 and the second positioning slot 21 are dovetail slot structures. However, those skilled in the art should understand that in other embodiments, the first positioning slot 11 and the second positioning slot 21 are not limited to the specific implementation manner disclosed in this embodiment, and may also be other types of cross-sections. It has a slot structure with a wide opening and a narrow interior, as long as the wave-shaped elastic clip 3 can fit into the slot structure and fasten and fix the covering layer of the greenhouse.

Please refer to accompanying drawing 1, accompanying drawing 2, wherein in a kind of preferred embodiment, each arched top beam 2 that is made of special-shaped circular tube is erected on the top position of frame main body at equidistant intervals, and each arched top beam The two ends of 2 are respectively fixed together with the top two sides of the frame main body through the connection structure.

Please refer to accompanying drawings 3 and 5, in one of the preferred embodiments, the wave-shaped elastic clip 3 is integrally bent and formed by a metal strip, and the wave-shaped elastic clip 3 includes several The upper clamping action part 31 and the lower clamping action part 32 arranged alternately at intervals, each upper clamping action part 31 is located on the first straight line, and each lower clamping action part 32 is located on the second line parallel to the first straight line. On a straight line, and each adjacent upper clamping action part 31 and lower clamping action part 32 are connected together by an inclined connecting bar 33 to form an integral wave-shaped elastic structure, the integral wave-shaped elastic structure It is configured such that when the two ends of the integrated wave-shaped elastic structure are stretched outward respectively, the two inclined connecting bars 33 connected to the two ends of the upper clamping action part 31 and/or the lower clamping action part 32 will be deformed , so that the connection angle between each inclined connecting strip 33 and the corresponding upper snapping action part 31 or lower snapping action part 32 becomes larger, and the connection angle between each adjacent upper snapping action part 31 and each phase The lateral distance between the adjacent lower clamping action parts 32 becomes larger, and the vertical distance between the upper clamping action part 31 and the lower clamping action part 32 becomes narrower, so that the wave-shaped elastic clamp 3 can fit The fitting is snapped into the first positioning slot 11 or the second positioning slot 21 . It can be understood that when installing the covering layer of the greenhouse, the first positioning card slot 11 or the second positioning card slot 21 can be snapped into the covering layer of the greenhouse first, and then a wave-shaped elastic clip 3 with a suitable length can be taken. , first grasp one end of it with one hand, then move the other hand to the other end for a certain distance and then grasp it, and then spread the hands outward, so that the wave-shaped elastic clamp 3 is elongated, and then the wave-shaped elastic clamp 3 is stretched. The upper and lower spacing distance between the upper clamping action part 31 and the lower clamping action part 32 is narrowed, and then the wave-shaped elastic clamping part 3 can be clamped into the first positioning slot 11 or the second positioning slot 21 , the hands are loosened, and the wave-shaped elastic clip 3 is restored, and then, under the action of elastic force, the upper clipping action part 31 and the lower clipping action part 32 of the wave-shaped elastic clip 3 can cover the greenhouse covering layer of the corresponding part Fasten and fix in the first positioning slot 11 or the second positioning slot 21, and then elongate and deform the rest of the wave-shaped elastic clip 3 section by section so that it fits into the first positioning slot 11 Or in the second positioning slot 21.

Please refer to accompanying drawing 3, in one of the preferred embodiments, the upper clamping action part 31 and the lower clamping action part 32 are straight strip structures, the upper clamping action part 31 and the lower clamping action part 31 of the straight strip structure The snap action parts 32 are arranged parallel to each other.

Please refer to FIG. 3 , in one of the preferred embodiments, the joints of the upper clamping part 31 , the lower clamping part 32 and the inclined connecting strip 33 are smoothly connected together by an arc-shaped transitional connection structure. Such a design can effectively avoid the problem that the sharp corners of the wave-shaped elastic clip 3 may scratch the greenhouse covering layer when installing the covering layer of the greenhouse.

In one of the preferred embodiments, the covering layer of the greenhouse is any one of thermal insulation film, sunshade net, insect net, flame retardant film, transparent film, glass fiber thermal insulation cotton and black and white shading film. However, those skilled in the art should understand that in other embodiments, the greenhouse covering layer can also be other types of covering layer structures in the field of agricultural greenhouse planting, and is not limited to the specific implementation methods disclosed in this embodiment. Technicians can specifically select one or more greenhouse covering layers to use according to needs.

In addition, in this application, the special-shaped round pipe can be designed with reference to the structure of the special-shaped pipe in the prior art CN210537794U.

As mentioned above, the embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: it can still be used for the foregoing implementation Modifications to the technical solutions described in the examples, or equivalent replacements for some of the technical features; and these modifications or replacements do not make the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention, so those of ordinary skill in the art All other embodiments obtained under the premise of no creative work belong to the protection scope of the present invention.

Claims

An agricultural greenhouse frame structure is characterized in that it includes a frame body composed of several beams, longitudinal beams and uprights connected and an arched top beam (2) connected to the upper end of the frame body, wherein the arched top beam (2) consists of It is made of special-shaped round tubes, and the beams, longitudinal beams and columns are all made of special-shaped square tubes (1). The special-shaped square tubes (1) are integrally bent and formed by sheet metal parts. It is the first positioning card slot (11) with a wide opening and a narrow inside. The two sides of the sheet metal part are bent and fixed together in the back direction of the first positioning card slot (11) for many times. It is made of a special-shaped round tube The arched top beam (2) is formed with a second positioning slot (21) with a wide inner opening and a narrow cross section, and the first positioning slots (21) on each beam, longitudinal beam and column made of special-shaped square tubes (1) A wave-shaped elastic clamp (3) for clamping and fixing the covering layer of the greenhouse is clamped in the second positioning clamping groove (21) on the clamping groove (11) and each arched top beam (2).
The agricultural greenhouse frame structure according to claim 1, characterized in that: one side end of the sheet metal part of the special-shaped square tube (1) is bent to form a hook portion (12), and the other side end is bent A snap-in portion (13) matching the hook portion (12) is formed, and the hook portion (12) and the snap-in portion (13) are configured to be snap fit and fixed together.
The agricultural greenhouse frame structure according to claim 1, characterized in that: the first positioning slots (11) on the beams, longitudinal beams and columns made of special-shaped square tubes (1) are all configured to be opposite to the frame main body Arranged toward the surrounding direction, the second positioning slots (21) of each arched top beam (2) are configured to be arranged upward relative to the frame main body.
The agricultural greenhouse frame structure according to claim 1, characterized in that: inner recesses (14) are formed on both sides adjacent to the side of the first positioning slot (11) of the special-shaped square tube (1) .
The agricultural greenhouse frame structure according to claim 1, characterized in that: both the first positioning slot (11) and the second positioning slot (21) are dovetail slot structures.
The agricultural greenhouse frame structure according to claim 1, characterized in that: each arched top beam (2) made of special-shaped circular tubes is erected at the top position of the frame main body at equal intervals, and each arched top beam ( 2) The two ends are respectively fixed together with the top and both sides of the frame main body through the connection structure.
The agricultural greenhouse frame structure according to any one of claims 1 to 6, characterized in that: the wave-shaped elastic clip (3) is integrally formed by bending a metal strip, and the wave-shaped elastic clip (3) includes several On the plane, the upper clamping action parts (31) and the lower clamping action parts (32) are alternately arranged at equidistant intervals along the transverse direction, each upper clamping action part (31) is located on the first straight line, and each lower clamping action part The part (32) is located on the second straight line parallel to the first straight line, and each adjacent upper clamping action part (31) and lower clamping action part (32) is passed through an inclined connecting strip (33 ) are connected together to form an integrated wave-shaped elastic structure, and the integrated wave-shaped elastic structure is configured as follows: when the two ends of the integrated wave-shaped elastic structure are respectively stretched outward, and the upper clamping action part (31) And/or the two inclined connecting strips (33) connected at the two ends of the lower clamping action part (32) will be deformed, so that each inclined connecting strip (33) is connected with the corresponding upper clamping action part (31) or the lower clamping The connection angle between the connecting parts (32) becomes larger, and the lateral distance between each adjacent upper clipping part (31) and each adjacent lower clipping part (32) is increased. become larger, and the up-and-down distance between the upper clamping action part (31) and the lower clamping action part (32) becomes narrower, so that the wave-shaped elastic clamp (3) can fit into the first positioning card slot (11) or the second positioning card slot (21).
The agricultural greenhouse frame structure according to claim 7, characterized in that: the upper clamping part (31) and the lower clamping part (32) are both straight strip structures, and the upper clamping part of the straight strip structure The action part (31) and the lower clamping action part (32) are arranged parallel to each other.
The agricultural greenhouse frame structure according to claim 7, characterized in that: the joints between the upper clamping part (31) and the lower clamping part (32) and the inclined connecting strip (33) are all connected by an arc transition Structures join together smoothly.
According to the agricultural greenhouse frame structure according to any one of claims 1 to 6, it is characterized in that: the covering layer of the greenhouse is made of thermal insulation film, sunshade net, insect-proof net, flame-retardant film, transparent film, glass fiber thermal insulation cotton and black and white shading film. any of the