Connecting piece for fixing cross beam and stand column of greenhouse

Abstract

The connecting piece comprises a base, one side face of a second rectangular groove in the base is rotationally connected with a first lead screw, the other end of the first lead screw movably penetrates through the first rectangular groove, one end of the first lead screw is fixedly connected with a first handle, and the other end of the first lead screw is fixedly connected with a second handle. First fixing plates are fixedly connected to the middles of the bottom faces of the first threaded sleeves at the two ends of the middle of the first lead screw, one side face of each first fixing plate is slidably connected with a first U-shaped plate through a first T-shaped sliding block, a supporting rod is rotationally connected into the first U-shaped plate, and the other end of the supporting rod is rotationally connected into a second U-shaped plate. An adjusting assembly is arranged in a second rectangular groove in the base, the top of a connecting shaft in the adjusting assembly penetrates through the middle of the top face of the second rectangular groove, a supporting plate is fixedly connected to the top of the connecting shaft, and a clamping assembly is arranged on the top face of the supporting plate; according to the utility model, fixed connection and disassembly of the stand columns and the cross beams are facilitated, and the angle of the cross beams is convenient to adjust, so that the greenhouse construction efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of connecting pieces, in particular to a connecting piece for fixing greenhouse beams and columns. Background Art

[0002] Greenhouses, also known as greenhouses, are facilities that can transmit light and keep warm, and are used to grow plants. In seasons that are not suitable for plant growth, they can provide a greenhouse growth period and increase production. They are mostly used for the cultivation or seedling raising of warm-loving vegetables, flowers, trees and other plants in low-temperature seasons. Existing greenhouses are generally built with beams and columns as the skeleton, and the beams and columns are fixed together by connectors. However, existing connectors are generally bolts and connecting sleeves, which require workers to spend a lot of time to fix the beams and columns, which is not convenient for fixing the beams and columns, reducing the efficiency of greenhouse construction; at the same time, the existing connectors cannot adjust the direction, so the angle of the beam cannot be adjusted at will, which is not convenient for greenhouse construction. Utility Model Content

[0003] The utility model aims to solve the shortcoming of poor practicability in the prior art and proposes a connecting piece for fixing greenhouse beams and columns.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A connector for fixing greenhouse beams and columns, comprising a base, the base being a horizontally placed rectangular plate, a first rectangular groove being provided in the middle of the bottom surface of the base, a first screw rod being rotatably connected to one side surface of the first rectangular groove, the other end of the first screw rod passing through the other side surface of the first rectangular groove, and the other end of the first screw rod being rotatably connected to the first rectangular groove, a first handle being fixedly connected to the other end of the first screw rod, and forward and reverse threads being provided at both ends of the middle portion of the first screw rod, first threaded sleeves corresponding thereto being threadedly connected at both ends of the middle portion of the first screw rod, and the top surface of each of the first threaded sleeves being slidably connected to the first rectangular groove, and the middle portion of the bottom surface of each of the first threaded sleeves being fixedly connected to There is a first connecting rod, a first fixed plate is fixedly connected to the bottom of the first connecting rod, one side of each of the first fixed plates is slidably connected to the first U-shaped plate through a first T-shaped slider, a support rod is rotatably connected in each of the first U-shaped plates, the other end of each of the support rods is rotatably connected in the second U-shaped plate, the bottom surface of each of the second U-shaped plates is fixed to the bottom surface of the base, a second rectangular groove is opened at the top of the base, an adjusting component is provided in the second rectangular groove, the top of the connecting shaft in the adjusting component passes through the middle of the top surface of the second rectangular groove, and the connecting shaft is rotatably connected to the top of the base, the top of the connecting shaft is fixedly connected to the support plate, and the top surface of the support plate is provided with a clamping component.

[0006] Preferably, the adjustment assembly includes a gear, a bar tooth plate, a pull rod, and a connecting shaft. The middle part of the bottom surface of the second rectangular groove is rotatably connected to the connecting shaft, a gear is fixed on the middle outer wall of the connecting shaft, the middle part of one side surface of the second rectangular groove is slidably connected to a bar tooth plate through a second T-shaped slider, and the bar tooth plate is meshed with the gear, a pull rod is fixed to the side surface of one end of the bar tooth plate, and the other end of the pull rod passes through the second rectangular groove, and the pull rod is slidably connected to the second rectangular groove, and one end of the pull rod is fixed to a second handle.

[0007] Preferably, a second T-shaped slot is transversely opened in the middle of one side of the second rectangular slot, a second T-shaped slider is slidably connected in the second T-shaped slot, and one side of the second T-shaped slider is fixed to the edge of one end of the bottom surface of the strip tooth plate.

[0008] Preferably, the clamping assembly includes a second threaded sleeve, a second fixed plate, and a second screw rod. A third rectangular groove is opened in the middle of the top surface of the support plate, and a second screw rod is rotatably connected to one side of the third rectangular groove. The other end of the second screw rod passes through the third rectangular groove, and the second screw rod is rotatably connected to the third rectangular groove. A third handle is fixedly connected to one end of the second screw rod, forward and reverse threads are opened at both ends of the middle part of the second screw rod, and second threaded sleeves are threaded at both ends of the middle part of the second screw rod, the bottom of each second threaded sleeve is slidably connected to the bottom of the third rectangular groove, and the top surface of each second threaded sleeve is fixedly connected to a second fixed plate corresponding thereto.

[0009] Preferably, a first T-shaped groove is symmetrically opened in the middle of one side surface of each of the first fixed plates, a first T-shaped slider is slidably connected in each of the first T-shaped grooves, one side surface of each of the first T-shaped sliders is fixedly connected to the bottom surface of the first U-shaped plate corresponding thereto, a fourth rectangular groove is opened on the top of each of the first T-shaped grooves, and a limiting mechanism is provided in each of the fourth rectangular grooves.

[0010] Preferably, the limiting mechanism includes a triangular fixed block, a second connecting rod, a lever, and a spring. A fifth rectangular groove is longitudinally opened at one end of the bottom of the fourth rectangular groove. A spring is fixedly connected to the middle of one side surface of the fourth rectangular groove. The other end of the spring is fixedly connected to the middle of the bottom surface of the second connecting rod, and the second connecting rod is slidably connected in the fourth rectangular groove. A triangular fixed block is fixedly connected to one end surface of the second connecting rod, a lever is fixedly connected to the edge of one side surface of the second connecting rod, and the lever is slidably connected in the fifth rectangular groove, and the spring is at its original length in a natural state.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. The utility model facilitates the fixing of the connecting piece to the bottom of the column by using the first screw rod, the first threaded sleeve, the connecting rod, and the first fixing plate in coordination with each other; facilitates the fixing of the supporting base by using the first T-shaped slider, the first U-shaped plate, the supporting rod, the second U-shaped plate, and the limiting mechanism in coordination with each other; facilitates the fixing of the crossbeam by using the clamping assembly, thereby facilitating the fixing of the crossbeam and the column, thereby improving the construction efficiency of the greenhouse;

[0013] 2. Through the coordinated use of gears, bar-shaped toothed plates, pull rods, and connecting shafts, it is convenient to adjust the angle of the support plate, thereby facilitating the adjustment of the angle of the beam, which is beneficial to the construction of the greenhouse. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0015] Figure 1 This is a schematic diagram of the planar cross-section structure of the utility model from a frontal perspective;

[0016] Figure 2 for Figure 1 A partial enlarged view of the middle A;

[0017] Figure 3 It is a structural schematic diagram of the adjustment component of the utility model;

[0018] Figure 4 It is a cross-sectional view of the first fixing plate of the utility model;

[0019] Serial numbers in the figure: 1. base; 2. first screw rod; 3. first threaded sleeve; 4. first connecting rod; 5. first U-shaped plate; 6. first fixed plate; 7. first T-shaped slider; 8. support rod; 9. second U-shaped plate; 10. support plate; 11. second threaded sleeve; 12. second fixed plate; 13. second screw rod; 14. triangular fixed block; 15. second connecting rod; 16. lever; 17. spring; 18. gear; 19. bar tooth plate; 20. pull rod. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0021] Example 1: See Figure 1-4, a connecting piece for fixing a greenhouse beam and a column, comprises a base 1, the base 1 is a horizontally placed rectangular plate, a first rectangular groove is opened in the middle of the bottom surface of the base 1, a first screw rod 2 is rotatably connected to one side of the first rectangular groove, the other end of the first screw rod 2 passes through the other side of the first rectangular groove, and the other end of the first screw rod 2 is rotatably connected to the first rectangular groove, and the other end of the first screw rod 2 is fixedly connected to the first handle for facilitating the rotation of the first screw rod 2; and positive and negative threads are opened at both ends of the middle part of the first screw rod 2 for facilitating the first fixing plate 6 to fix the column, thereby facilitating the fixed connection between the column and the beam; both ends of the middle part of the first screw rod 2 are threadedly connected to the corresponding first threaded sleeves 3, and the top surface of each first threaded sleeve 3 is slidably connected to the first rectangular groove, and the middle part of the bottom surface of each first threaded sleeve 3 is fixedly connected to the first connecting rod 4, and the first A first fixed plate 6 is fixedly connected to the bottom of a connecting rod 4, and one side of each first fixed plate 6 is slidably connected to a first U-shaped plate 5 through a first T-shaped slider 7 to facilitate the sliding of the first U-shaped plate 5; a support rod 8 is rotatably connected in each first U-shaped plate 5, and the other end of each support rod 8 is rotatably connected in the second U-shaped plate 9, and the bottom surface of each second U-shaped plate 9 is fixed to the bottom surface of the base 1, and a second rectangular groove is opened at the top of the base 1, and an adjustment component is provided in the second rectangular groove to facilitate the adjustment of the angle of the beam, thereby facilitating the construction of the greenhouse; the top of the connecting shaft in the adjusting component passes through the middle of the top surface of the second rectangular groove, and the connecting shaft is rotatably connected to the top of the base 1, and the top of the connecting shaft is fixedly connected to a support plate 10, and the top surface of the support plate 10 is provided with a clamping component to facilitate the fixing of the beam, thereby facilitating the fixed connection of the beam to the column.

[0022] In the utility model, the adjustment component includes a gear 18, a bar tooth plate 19, a pull rod 20, and a connecting shaft. The middle part of the bottom surface of the second rectangular groove is rotatably connected to the connecting shaft, and the gear 18 is fixedly connected to the middle outer wall of the connecting shaft. The middle part of one side surface of the second rectangular groove is slidably connected to the bar tooth plate 19 through a second T-shaped slider, and the bar tooth plate 19 is meshed with the gear 18. The pull rod 20 is fixedly connected to the side surface of one end of the bar tooth plate 19, and the other end of the pull rod 20 passes through the second rectangular groove, and the pull rod 20 is slidably connected to the second rectangular groove. One end of the pull rod 20 is fixedly connected to a second handle, which is convenient for driving the bar tooth plate 19 to move, thereby facilitating the adjustment of the angle of the beam.

[0023] In the utility model, a second T-shaped slot is horizontally opened in the middle of one side of the second rectangular slot, and a second T-shaped slider is slidably connected in the second T-shaped slot. One side of the second T-shaped slider is fixedly connected to the edge of one end of the bottom surface of the strip tooth plate 19 to facilitate the movement of the strip tooth plate 19.

[0024] In the utility model, the clamping assembly includes a second threaded sleeve 11, a second fixed plate 12, and a second screw rod 13. A third rectangular groove is opened in the middle of the top surface of the support plate 10, and a second screw rod 13 is rotatably connected to one side of the third rectangular groove. The other end of the second screw rod 13 passes through the third rectangular groove, and the second screw rod 13 is rotatably connected to the third rectangular groove. One end of the second screw rod 13 is fixedly connected to a third handle, and positive and negative threads are opened at both ends of the middle part of the second screw rod 13, and both ends of the middle part of the second screw rod 13 are threaded with a second threaded sleeve 11. The bottom of each second threaded sleeve 11 is slidably connected to the bottom of the third rectangular groove, and the top surface of each second threaded sleeve 11 is fixedly connected to a corresponding second fixed plate 12, which is convenient for clamping and fixing the crossbeam.

[0025] In the utility model, a first T-shaped groove is symmetrically opened in the middle of one side surface of each first fixed plate 6, a first T-shaped slider 7 is slidably connected in each first T-shaped groove, one side surface of each first T-shaped slider 7 is fixedly connected to the bottom surface of the corresponding first U-shaped plate 5, a fourth rectangular groove is opened on the top of each first T-shaped groove, and a limiting mechanism is provided in each fourth rectangular groove to facilitate fixing the first T-shaped slider 7, thereby fixing the support rod 8, and facilitating supporting the base 1.

[0026] In the utility model, the limiting mechanism includes a triangular fixed block 14, a second connecting rod 15, a lever 16, and a spring 17. A fifth rectangular groove is longitudinally opened at one end of the bottom of the fourth rectangular groove. A spring 17 is fixedly connected to the middle of one side of the fourth rectangular groove. The other end of the spring 17 is fixedly connected to the middle of the bottom surface of the second connecting rod 15, and the second connecting rod 15 is slidably connected in the fourth rectangular groove. A triangular fixed block 14 is fixedly connected to one end surface of the second connecting rod 15. The right-angled surface of the triangular fixed block 14 contacts with one side surface of the first T-shaped slider 7, so as to facilitate the fixing of the first T-shaped slider 7; and a lever 16 is fixedly connected to the edge of one side surface of the second connecting rod 15, and the lever 16 is slidably connected in the fifth rectangular groove, so as to facilitate the adjustment of the position of the triangular fixed block 14, thereby facilitating the movement of the first T-shaped slider 7; and the spring 17 is at its original length in a natural state.

[0027] Embodiment 2: When the utility model is in use, the middle part of the bottom surface of the base 1 is placed on the top of the column, and the first handle is rotated to drive the first screw rod 2 to rotate, and then drive the first threaded sleeve 3 to reciprocate, thereby driving the connecting rod 4 to reciprocate, and the reciprocating movement of the connecting rod 4 drives the first fixed plate 6 to move, and then drives the first U-shaped plate 5 to slide on the first fixed plate 6, thereby driving the support rod 8 to rotate, and the two first fixed plates 6 are made to contact with the side wall of the column by rotating the first handle, and the connecting piece is fixed to the top surface of the column by clamping the two first fixed plates 6; wherein, when the first U-shaped plate 5 moves upward along the first T-slot, the first U-shaped plate 5 The triangular fixing block 14 will be squeezed, so that the triangular fixing block 14 moves into the fourth rectangular groove. The movement of the triangular fixing block 14 drives the second connecting rod 15 to move, thereby driving the lever 16 to move. At the same time, the second connecting rod 15 compresses the spring 17. When the first U-shaped plate 5 is not in contact with the triangular fixing block 14, the spring 17 restores its elastic deformation. The spring 17 drives the second connecting rod 15 to move outward, thereby driving the triangular fixing block 14 to move inward, so that the right-angled surface of the triangular fixing block 14 contacts the bottom surface of the first U-shaped plate 5, thereby fixing the first U-shaped plate 5, and at the same time, a triangle is formed between the support rod 8, the base 1 and the connecting rod 4, which is convenient for fixing the base 1.

[0028] When the cross beam is placed in the middle of the top surface of the support plate 10, the third handle is turned to drive the second screw rod 13 to rotate, thereby driving the second threaded sleeve 11 to move back and forth, thereby driving the second fixed plate 12 to move back and forth, and the two second fixed plates 12 are clamped with the cross beam by turning the third handle to fix the cross beam.

[0029] When the angle of the horizontal beam needs to be adjusted, the second handle is pulled outward, and the second handle drives the pull rod 20 to move outward, and then drives the bar-shaped toothed plate 19 to move outward, thereby driving the gear 18 to rotate, and the connecting shaft is driven to rotate through the gear 18, and then drives the support plate 10 to rotate, thereby driving the clamping assembly to rotate, so as to facilitate the rotation of the horizontal beam. By turning the second handle, the horizontal beam can be adjusted to a suitable position, which is convenient for the efficiency of greenhouse construction.

[0030] After the utility model is used, the two second fixing plates 12 are separated from the cross beam by controlling the third handle, so as to facilitate the disassembly of the cross beam; the triangular fixing block 14 is separated from the first U-shaped plate 5 by controlling the lever 16, so as to facilitate the movement of the first U-shaped plate 5; finally, the first fixing plate 6 is separated from the column by controlling the first handle, so as to facilitate the disassembly of the connecting piece from the column.

[0031] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A connector for fixing greenhouse beams and columns, comprising a base (1), characterized in that: The base (1) is a horizontally placed rectangular plate, a first rectangular groove is provided in the middle of the bottom surface of the base (1), a first screw rod (2) is rotatably connected to one side of the first rectangular groove, the other end of the first screw rod (2) passes through the other side of the first rectangular groove, and the other end of the first screw rod (2) is rotatably connected to the first rectangular groove, the other end of the first screw rod (2) is fixedly connected to a first handle, and the first screw rod (2) is provided with forward and reverse threads at both ends of the middle part, the first screw rod (2) is threadedly connected to corresponding first threaded sleeves (3) at both ends of the middle part, and the top surface of each first threaded sleeve (3) is slidably connected to the first rectangular groove, and the middle part of the bottom surface of each first threaded sleeve (3) is fixedly connected to a first connecting rod (4), and the first connecting rod (4) A first fixed plate (6) is fixedly connected to the bottom of the base (1); one side of each of the first fixed plates (6) is slidably connected to a first U-shaped plate (5) via a first T-shaped slider (7); a support rod (8) is rotatably connected to each of the first U-shaped plates (5); the other end of each of the support rods (8) is rotatably connected to a second U-shaped plate (9); the bottom surface of each of the second U-shaped plates (9) is fixedly connected to the bottom surface of the base (1); a second rectangular groove is provided at the top of the base (1); an adjustment component is provided in the second rectangular groove; the top of a connecting shaft in the adjustment component passes through the middle of the top surface of the second rectangular groove; and the connecting shaft is rotatably connected to the top of the base (1); a supporting plate (10) is fixedly connected to the top of the connecting shaft; and a clamping component is provided on the top surface of the supporting plate (10).

2. A connector for fixing greenhouse beams and columns according to claim 1, characterized in that: The adjustment assembly comprises a gear (18), a bar-shaped toothed plate (19), a pull rod (20), and a connecting shaft. The middle part of the bottom surface of the second rectangular groove is rotatably connected to the connecting shaft. The middle outer wall of the connecting shaft is fixedly connected to a gear (18). The middle part of one side surface of the second rectangular groove is slidably connected to a bar-shaped toothed plate (19) via a second T-shaped slider, and the bar-shaped toothed plate (19) is meshed with the gear (18). The pull rod (20) is fixedly connected to the side surface of one end of the bar-shaped toothed plate (19), and the other end of the pull rod (20) passes through the second rectangular groove, and the pull rod (20) is slidably connected to the second rectangular groove. One end of the pull rod (20) is fixedly connected to the second handle.

3. A connector for fixing greenhouse beams and columns according to claim 2, characterized in that: A second T-shaped slot is transversely opened in the middle of one side of the second rectangular slot, a second T-shaped slider is slidably connected in the second T-shaped slot, and one side of the second T-shaped slider is fixedly connected to the edge of one end of the bottom surface of the strip-shaped toothed plate (19).

4. The connector for fixing greenhouse beams and columns according to claim 1, characterized in that: The clamping assembly comprises a second threaded sleeve (11), a second fixing plate (12), and a second screw rod (13); a third rectangular groove is provided in the middle of the top surface of the support plate (10); a second screw rod (13) is rotatably connected to one side of the third rectangular groove; the other end of the second screw rod (13) passes through the third rectangular groove, and the second screw rod (13) is rotatably connected to the third rectangular groove; a third handle is fixedly connected to one end of the second screw rod (13); forward and reverse threads are provided at both ends of the middle portion of the second screw rod (13); and the second threaded sleeve (11) is threaded at both ends of the middle portion of the second screw rod (13); the bottom of each second threaded sleeve (11) is slidably connected to the bottom of the third rectangular groove; and the top surface of each second threaded sleeve (11) is fixedly connected to a second fixing plate (12) corresponding thereto.

5. The connector for fixing greenhouse beams and columns according to claim 1, characterized in that: A first T-shaped groove is symmetrically formed in the middle of one side surface of each of the first fixing plates (6), a first T-shaped slider (7) is slidably connected in each of the first T-shaped grooves, a side surface of each of the first T-shaped sliders (7) is fixedly connected to the bottom surface of the first U-shaped plate (5) corresponding thereto, a fourth rectangular groove is formed at the top of each of the first T-shaped grooves, and a limiting mechanism is provided in each of the fourth rectangular grooves.

6. A connector for fixing greenhouse beams and columns according to claim 5, characterized in that: The limiting mechanism comprises a triangular fixed block (14), a second connecting rod (15), a lever (16), and a spring (17); a fifth rectangular groove is longitudinally opened at one end of the bottom of the fourth rectangular groove; a spring (17) is fixedly connected to the middle of a side surface of the fourth rectangular groove; the other end of the spring (17) is fixedly connected to the middle of the bottom surface of the second connecting rod (15); and the second connecting rod (15) is slidably connected in the fourth rectangular groove; one end surface of the second connecting rod (15) is fixedly connected to the triangular fixed block (14); a lever (16) is fixedly connected to the edge of a side surface of the second connecting rod (15); and the lever (16) is slidably connected in the fifth rectangular groove; and the spring (17) is at its original length in a natural state.

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