Photovoltaic greenhouse agricultural shed support

Abstract

The utility model provides a photovoltaic greenhouse agricultural shed support which comprises a support body, the support body comprises a plurality of stand columns and a plurality of girders erected on the stand columns, the girders are arranged side by side, a plurality of purlines are arranged on the surfaces of the upper sides of the girders at intervals, and photovoltaic panels are installed on the purlines; first angle aluminum is arranged on the opposite surfaces of every two adjacent girders, a sunlight plate is connected between the first angle aluminum arranged on the opposite surfaces of every two adjacent girders, second angle aluminum is arranged on the opposite surfaces of every two adjacent stand columns, and a sunlight plate is connected between the two second angle aluminum arranged on the opposite surfaces of every two adjacent stand columns. The sunlight plates are fixed through the angle aluminum to replace traditional plastic cloth, the problems that the plastic cloth is prone to aging and needs to be replaced frequently are solved, the durability of materials is remarkably improved, and the splicing connection mode of the sunlight plates and the angle aluminum avoids the problem that girders and purlines cannot interfere with covering installation films due to the fact that photovoltaic plates need to be installed.

Description

Technical Field

[0001] This utility model relates to the field of photovoltaic support technology, and in particular to a photovoltaic greenhouse support. Background Technology

[0002] With the increasing diversification of photovoltaic (PV) module forms, various types of PV support systems have also emerged to meet functional needs beyond simply supporting the modules, such as support structures for greenhouses and PV systems. However, existing greenhouse solutions, while using longitudinal and transverse waterproof channels for the top and spring clips and plastic sheeting for the sides, cannot cover the area under the modules with plastic sheeting due to interference from purlins and longitudinal beams. Therefore, the insulation effect is not ideal. Furthermore, over time, the plastic sheeting, exposed to the complex natural environment, is more prone to aging. Utility Model Content

[0003] To address the aforementioned problems, the purpose of this utility model is to provide a photovoltaic greenhouse support frame.

[0004] This utility model is implemented using the following method: a photovoltaic greenhouse support frame, the support body including multiple columns and multiple beams mounted on the columns, the multiple beams arranged side by side, multiple purlins spaced apart on the upper surface of the beams, photovoltaic panels installed on the purlins; a first angle aluminum is provided on the opposite surfaces of two adjacent beams, and a polycarbonate sheet is connected between the first angle aluminum provided on the opposite surfaces of two adjacent beams; a second angle aluminum is provided on the opposite surfaces of two adjacent columns, and a polycarbonate sheet is also connected between the two second angle aluminum provided on the opposite surfaces of two adjacent columns.

[0005] Preferably, multiple third-angle aluminum members are connected between two adjacent main beams; the third-angle aluminum members are fixedly connected to the lower surface of the main beams, and the upper surface of the third-angle aluminum members abuts against the lower surface of the corresponding polycarbonate sheet.

[0006] Preferably, a locking screw connects the first angle aluminum to the main beam, and a locking screw also connects the first angle aluminum to the polycarbonate sheet. The included angle opening of the first angle aluminum faces upward and towards the other first angle aluminum. The vertical side of the first angle aluminum is fixed to the main beam, and the horizontal side of the first angle aluminum is fixedly connected to the polycarbonate sheet. A locking screw connects the second angle aluminum to the column, and a locking screw also connects the second angle aluminum to the corresponding polycarbonate sheet.

[0007] Preferably, the support body further includes a ground pile foundation, which is inserted into the soil, and the upper end of the ground pile foundation is fixedly connected to the column.

[0008] Preferably, the upper end of the pile foundation is provided with a first flange plate, the lower end of the column is provided with a second flange plate, arc-shaped holes are formed in the first flange plate and / or the second flange plate, and the first flange plate and the second flange plate are directly connected with first locking bolts; or, arc-shaped holes or radial strip-shaped holes are formed in the first flange plate, radial strip-shaped holes or arc-shaped holes are formed in the second flange plate, and first locking bolts are arranged through the strip-shaped holes and the corresponding arc-shaped holes.

[0009] Preferably, a bending piece is arranged at the connection between the lower surface of the girder and the column, both ends of the bending piece are provided with connecting ears, the distance between the outer sides of the two connecting ears is less than or equal to the width of the inner cavity of the column, and the bending piece is inserted into the column; second locking bolts are arranged through the column and the connecting ears.

[0010] Preferably, connecting cross bars are arranged between two adjacent columns on the same side; purlin supports are fixed to the positions where the purlins are connected to the girder, and the purlins are fixedly connected to the purlin supports.

[0011] Preferably, angle steels are arranged at the positions where the columns are connected to the connecting cross bars, the connecting cross bars are arranged on the angle steels, connecting steel plates are arranged on both sides of the positions where the connecting cross bars are connected to the columns, and third locking bolts are arranged between the connecting steel plates and the connecting cross bars and the columns; a plurality of longitudinal water channels are arranged on the purlins, the photovoltaic panels are fixed to the longitudinal water channels, and the two side edges of the photovoltaic panels in the longitudinal direction are arranged on the longitudinal water channels; a plurality of transverse water channels are arranged between two adjacent longitudinal water channels, and the transverse seams between two adjacent photovoltaic panels are arranged at the corresponding transverse water channels; the two ends of the longitudinal water channels are connected to the longitudinal water channels at the two ends, respectively.

[0012] Preferably, the outlet ends of the longitudinal water channels are connected to gutters.

[0013] Preferably, connecting assemblies are arranged between the longitudinal water channels and the photovoltaic panels to fix the photovoltaic panels to the longitudinal water channels; the connecting assemblies include cross beam plates and side pressures, the cross beam plates are fixed to the longitudinal water channels, the side pressures are connected to the cross beam plates, and the side pressures are arranged on one side of the cross beam plates and sandwich the frames of the photovoltaic panels; or, the connecting assemblies include cross beam plates and middle pressures, the cross beam plates are fixed to the longitudinal water channels, the middle pressures are connected to the cross beam plates, and the middle pressures are arranged on both sides of the cross beam plates and sandwich the frames of the photovoltaic panels.

[0014] The utility model discloses a photovoltaic greenhouse agricultural shed support, compared with prior art, the utility model discloses at least have following technical effect: 1. through the corner aluminium fixed sunlight board replaces traditional plastic cloth, solved the plastic cloth easy ageing, the problem needing frequently replacing, the material durability (the sunlight board weather resistance is superior to plastic cloth) of remarkable promotion, the assembling connection mode of sunlight board and corner aluminium avoids the interference problem of big beam, purlin because needing to install photovoltaic board and covering installation membrane, realizes the full -enclosed covering of agricultural shed four sides and top, strengthens the heat preservation performance, and the corner aluminium structure makes the sunlight board installation position accurate controllable, also can avoid the problem of traditional membrane because of drooping and leading to the sealing problem of not being strict. 2. Third corner aluminium supports sunlight board from below, forms double -fixed structure, prevents the sunlight board from drooping deformation because of dead weight or external load (such as snow), strengthens the overall structural stability. 3. The shape of corner aluminium is convenient for connecting with stand and big beam, and is also convenient for connecting sunlight board, and has better bending strength. 4. The ground pile foundation design promotes the whole wind -proof capacity of support, and the modular connection mode is convenient for on -the -spot quick installation, and simultaneously reduces the foundation construction cost. 5. The arc -shaped hole on the first flange plate and / or the second flange plate, or the cooperation design of arc -shaped hole and strip -shaped hole allows the angle of ground pile foundation and stand to be slightly adjusted in a certain range, includes some construction errors, installation errors, ensures that ground pile foundation and stand can be locked. 6. The node strength of big beam and stand is greatly improved by the plug -in connection of bending piece, a frame structure with better mechanical properties is formed, the size cooperation design of connecting lug and stand inner chamber ensures automatic centering positioning during installation, and the assembly process is simplified. 7. The space truss structure is formed by connecting cross bar, the capacity of support is enhanced, the special purlin support design realizes the accurate positioning installation of purlin, and the flatness requirement of photovoltaic board array is guaranteed. 8. The three -dimensional reinforcing node of angle steel+connecting steel plate significantly improves the connection reliability of stand and cross bar, and the vertical / horizontal water tank system realizes three -dimensional drainage network, can avoid the water seepage problem between photovoltaic boards, that is, avoid water flow from seeping into sunlight board, can achieve the waterproof effect of original overall covering membrane. 9. The gutter centralized drainage design prevents rainwater from falling disorderly and washing a part of soil for a long time, which can cause the situation that crops are difficult to survive. 10. The clamping structure of cross arm plate+lateral pressure / medium pressure adapts to the installation demand of photovoltaic board of different thickness, and improves equipment compatibility. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is a three -dimensional structure schematic diagram of a photovoltaic greenhouse agricultural shed support of the utility model.

[0016] Figure 2 is Figure 1 the local enlarged diagram of A in the middle.

[0017] Figure 3 is a local structure schematic diagram of a photovoltaic greenhouse agricultural shed support of the utility model.

[0018] Figure 4 is a side view of the photovoltaic greenhouse agricultural shed support of the utility model.

[0019] Figure 5 is Figure 4 is a separate schematic view of the assembly of the pile foundation and the column at B in the middle.

[0020] Figure 6 is Figure 4 is a separate schematic view of the assembly of the beam and the column at C in the middle.

[0021] Figure 7 is a schematic view of the connection relationship of the column, the connecting cross rod and the beam of the utility model.

[0022] Figure 8 is a separate schematic view of the assembly of the connecting cross rod, the column and the connecting steel plate of the utility model.

[0023] Figure 9 is a schematic view of the connection relationship of the purlin, the beam and the purlin support of the utility model.

[0024] Figure 10 is a separate state schematic view of the purlin splicing of the utility model.

[0025] Figure 11 is a three-dimensional structure schematic view of the support main body installing the longitudinal gutter.

[0026] Figure 12 is a schematic view of the connection relationship of the side pressure, the cross arm plate, the longitudinal gutter and the photovoltaic panel frame.

[0027] Figure 13 is a schematic view of the connection relationship of the medium pressure, the cross arm plate, the longitudinal gutter and the photovoltaic panel frame.

[0028] Figure 14 is a schematic view of the connection relationship of the transverse gutter and the photovoltaic panel frame.

[0029] Figure 15 is a schematic view of the connection relationship of the longitudinal gutter and the gutter.

[0030] Figure 16 is a schematic view of the connection relationship of the beam and the first corner aluminum and the sunlight panel.

[0031] Figure 17 is a schematic view of the connection relationship of the beam, the sunlight panel and the third corner aluminum.

[0032] Explanation of reference numerals: 1, stand column; 2, girder; 3, purlin; 4, photovoltaic panel; 5, first aluminum corner; 6, sunlight panel; 7, second aluminum corner; 8, third aluminum corner; 9, ground pile foundation; 10, first flange plate; 11, second flange plate; 12, bent piece; 13, connecting cross bar; 14, purlin support; 15, angle steel; 16, connecting steel plate; 17, longitudinal water channel; 18, transverse water channel; 19, gutter; 20, cross arm plate; 21, side pressure; 22, middle pressure. DETAILED DESCRIPTION

[0033] The utility model will be further explained in connection with the drawings and specific embodiments.

[0034] Please refer to Figures 1 to 17 A photovoltaic greenhouse agricultural shed support, the support body comprises a plurality of stand columns 1 and a plurality of girders 2 arranged on the plurality of stand columns 1, the plurality of girders 2 are arranged side by side, a plurality of purlins 3 are arranged at intervals on the upper side surfaces of the girders 2, and photovoltaic panels 4 are installed on the purlins 3, the opposite surfaces of adjacent two girders 2 are each provided with a first aluminum corner 5, the first aluminum corners 5 arranged on the opposite surfaces of the adjacent two girders 2 are connected with sunlight panels 6, the opposite surfaces of adjacent two stand columns 1 are each provided with a second aluminum corner 7, and the two second aluminum corners 7 arranged on the opposite surfaces of the adjacent two stand columns 1 are also connected with sunlight panels 6. The sunlight panels 6 are fixed by the aluminum corners to replace the traditional plastic cloth, the problem that the plastic cloth is prone to aging and needs to be frequently replaced is solved, the material durability is significantly improved (the weather resistance of the sunlight panels 6 is better than that of the plastic cloth), the assembling and connecting mode of the sunlight panels 6 and the aluminum corners avoids the interference problem of the girders 2 and the purlins 3 due to the need to install the photovoltaic panels 4 and the covering and installing film, full-closed covering of the agricultural shed around and on the top is realized, and the heat preservation performance is enhanced; the aluminum corner structure makes the installation position of the sunlight panels 6 controllable and accurate, and also avoids the problem of poor sealing caused by the sagging of the traditional film.

[0035] Please refer to Figure 3 , Figure 17 Preferably, a plurality of third aluminum corners 8 are connected between the adjacent two girders 2; the third aluminum corners 8 are fixedly connected with the lower surfaces of the girders 2, and the upper surfaces of the third aluminum corners 8 abut against the lower surfaces of the corresponding sunlight panels 6. The third aluminum corners 8 support the sunlight panels 6 from below to form a double fixing structure, prevent the sunlight panels 6 from sagging and deforming due to the self weight or external load (such as accumulated snow), and enhance the overall structural stability.

[0036] Please refer to Figures 1 to 4 , Figure 16 , Figure 17, preferably, the first aluminum angle 5 is connected with the girder 2 by locking screws, the first aluminum angle 5 is also connected with the sunlight plate 6 by locking screws, the opening angle of the first aluminum angle 5 is upward and faces the other first aluminum angle 5, the vertical side of the first aluminum angle 5 is fixed with the girder 2, and the horizontal side of the first aluminum angle 5 is fixedly connected with the sunlight plate 6; the second aluminum angle 7 is connected with the column 1 by locking screws, and the second aluminum angle 7 is also connected with the corresponding sunlight plate 6 by locking screws. The shape of the aluminum angle is convenient for connecting with the column 1 and the girder 2, and is also convenient for connecting with the sunlight plate 6; meanwhile, the aluminum angle has better bending strength.

[0037] Preferably, the support body further comprises a ground pile foundation 9, the ground pile foundation 9 is inserted into the ground, and the upper end of the ground pile foundation 9 is fixedly connected with the column 1. The ground pile foundation 9 is designed to improve the overall wind resistance of the support, the modular connection mode facilitates rapid installation on site, and the foundation construction cost is reduced.

[0038] Please refer to Figure 1 , Figures 3 to 5 Preferably, the upper end of the ground pile foundation 9 is provided with a first flange plate 10, the lower end of the column 1 is provided with a second flange plate 11, arc-shaped holes are formed in the first flange plate 10 and / or the second flange plate 11, and the first flange plate 10 and the second flange plate 11 are directly connected with first locking bolts; or, the first flange plate 10 is provided with arc-shaped holes or radial strip-shaped holes, the second flange plate 11 is provided with radial strip-shaped holes or arc-shaped holes, and first locking bolts are arranged between the strip-shaped holes and the corresponding arc-shaped holes. The arc-shaped holes on the first flange plate 10 and / or the second flange plate 11, or the cooperation design of the arc-shaped holes and the strip-shaped holes allows the ground pile foundation 9 and the column 1 to have a certain range of angle adjustment, accommodates some construction errors and installation errors, and ensures that the ground pile foundation 9 and the column 1 can be locked.

[0039] Please refer to Figure 6 Preferably, the connection part between the lower surface of the girder 2 and the column 1 is provided with a bending piece 12, both ends of the bending piece 12 are provided with connecting ears, the distance between the outer sides of the two connecting ears is less than or equal to the width of the inner cavity of the column 1, the bending piece 12 is inserted into the column 1, and second locking bolts are arranged between the column 1 and the connecting ears. The insertion type connection of the bending piece 12 greatly improves the node strength of the girder 2 and the column 1, forms a frame structure with better mechanical properties, the size cooperation design of the connecting ears and the inner cavity of the column 1 ensures automatic centering and positioning during installation, and the assembly process is simplified. The bending piece 12 is welded on the lower surface of the girder 2.

[0040] Please refer to Figure 1 , Figure 3 , Figure 4 ,Figures 7 to 11 Preferably, two adjacent vertical columns 1 on the same side are provided with a connecting cross bar 13. A purlin 3 is fixed on the beam 2 at a position where a purlin bracket 14 is connected. The purlin 3 is fixedly connected with the purlin bracket 14. The purlin bracket 14 is welded or fixed by screws with the beam 2, and the purlin 3 is welded or fixed by bolts with the purlin bracket 14. The purlin bracket 14 is welded on the beam 2, and the purlin 3 is fixed on the beam 2 by M12X120 hexagon socket head cap screws. If the purlin 3 needs to be spliced, the same method is used for connection, as shown in Figure 10 .

[0041] Please refer to Figures 1 to 3 , Figures 7 to 14 , preferably, the vertical column 1 is provided with an angle steel 15 at the connection with the connecting cross bar 13, the connecting cross bar 13 is arranged on the angle steel 15, and two connecting steel plates 16 are respectively arranged on both sides of the connecting cross bar 13 and the vertical column 1, and third locking bolts are arranged between the connecting steel plates 16, the connecting cross bar 13 and the vertical column 1. A plurality of longitudinal water channels 17 are arranged on the purlin 3, the photovoltaic panel 4 is fixed on the longitudinal water channel 17, and the two side edges of the photovoltaic panel 4 in the longitudinal direction are located on the longitudinal water channel 17. A plurality of transverse water channels 18 are arranged between two adjacent longitudinal water channels 17, and the transverse splicing seams of two adjacent photovoltaic panels 4 are located at the corresponding transverse water channels 18. The two ends of the longitudinal water channel 17 are connected with the longitudinal water channels 17 at the two ends. The connecting cross bar 13 forms a space truss structure, enhances the lateral force (such as wind force) resistance of the support, and realizes the accurate positioning and installation of the purlin 3 through the special purlin bracket 14, so as to ensure the flatness requirement of the photovoltaic panel 4 array. The three-dimensional reinforcing node of the angle steel 15 and the connecting steel plate 16 significantly improves the connection reliability of the vertical column 1 and the cross bar, and the longitudinal / transverse water channel 18 system realizes a three-dimensional drainage network, which can avoid the water seepage between the photovoltaic panels 4, that is, the water flow seeps into the sunlight panel 6, and can achieve the waterproof effect of the original overall covering film. The angle steel 15 is welded on the vertical column 1 before the vertical column 1 is installed.

[0042] Please refer to Figure 1 , Figure 4 , Figure 15 , preferably, the outlet ends of the plurality of longitudinal water channels 17 are connected with a gutter 19. The gutter 19 is designed to concentrate drainage to prevent rainwater from falling disorderly and washing a part of soil for a long time, which will cause the crops to be difficult to survive.

[0043] Please refer to Figure 2 , Figure 13 , Figure 14Preferably, a connecting assembly is arranged between the longitudinal water channel 17 and the photovoltaic panel 4 to fix the photovoltaic panel 4 on the longitudinal water channel 17; the connecting assembly comprises a cross beam plate 20 and a side pressure 21, the cross beam plate 20 is fixed on the longitudinal water channel 17, the side pressure 21 is connected on the cross beam plate 20, and the side pressure 21 is arranged on one side of the cross beam plate 20 to clamp the frame of the photovoltaic panel 4; or the connecting assembly comprises a cross beam plate 20 and a middle pressure 22, the cross beam plate is fixed on the longitudinal water channel 17, the middle pressure 22 is connected on the cross beam plate 20, and the middle pressure 22 is arranged on both sides of the cross beam plate 20 to clamp the frame of the photovoltaic panel 4. The clamping structure of the cross beam plate 20 + the side pressure 21 / middle pressure 22 can meet the installation requirements of photovoltaic panels 4 with different thicknesses, and improve the compatibility of the equipment. The side pressure 21 only clamps the photovoltaic panel 4 on one side (the side pressure 21 is used to fix the outer side of the peripheral photovoltaic panel 4), and the middle pressure 22 can clamp one photovoltaic panel 4 on each side. Preferably, the side pressure 21 is in inverted L shape, and the middle pressure 22 is in inverted U shape.

[0044] The utility model has the following working principle:

[0045] When installing, the ground pile foundation 9 is now punched; then, the first locking bolt is locked by aligning the first flange plate 10 and the second flange plate 11, and the installation of the stand 1 is completed; then, the connecting cross bar 13 is installed between the stands 1 (the connecting cross bar 13 is placed on the angle steel 15 of the two stands 1, then the connecting steel plate 16 is installed on both sides of the connecting place, and the third bolt is locked); then, the bent part 12 of the girder 2 is aligned with the upper end opening of the stand 1 so that the bent part 12 is immersed, and the second locking bolt is locked between the bent part 12 and the stand 1, and the installation of the girder 2 is completed; then, the purlin 3 is fixed on the girder 2 through the purlin support 14; then, the longitudinal water channel 17 and the transverse water channel 18 are arranged on the purlin 3, the transverse water channel 18 is communicated with the longitudinal water channel 17, and the gutter 19 is connected at the end of the longitudinal water channel 17; then, the cross beam plate 20 is fixed on the longitudinal water channel 17 through screws, and the photovoltaic panel 4 is placed on the cross beam plate 20, so that the side edge of the photovoltaic panel 4 is opposite to the longitudinal water channel 17, and the transverse gap between the adjacent two photovoltaic panels 4 is aligned with the transverse water channel 18; after the photovoltaic panels 4 are aligned and placed, the side pressure 21 or the middle pressure 22 is locked on the cross beam plate 20 to fix the photovoltaic panel 4 at the specified position; then, the first corner aluminum 5 is installed on the girder 2, the second corner aluminum 7 is installed at the specified position of the stand 1, then the solar panel 6 is installed between the first corner aluminum 5, and the second solar panel 6 is installed between the two corner aluminums; then, the third corner aluminum 8 is connected between the girders 2 to assist the support of the solar panel 6, so that the cross beam and the purlin 3 do not interfere with the installation of the solar panel 6, and the greenhouse built by using this method has good heat preservation performance.

[0046] It should be noted that: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounting", "connection", "connection" should be broadly understood, which can be mechanical connection or electrical connection, or the communication between two elements, or direct connection, "up", "down", "left", "right" and the like are only used to indicate the relative positional relationship, when the absolute position of the described object changes, the relative positional relationship may change.

[0047] Secondly: the utility model discloses the embodiment in the drawing, only relate to the structure involved in the embodiment of the present disclosure, other structures can refer to the usual design, under the condition of not conflicting, the same embodiment and different embodiments of the utility model can be combined with each other.

[0048] Finally, the above-mentioned is only the preferred embodiment of the utility model, the protection scope of the utility model is not only limited to the above-mentioned embodiment, and all technical solutions under the idea of the utility model belong to the protection scope of the utility model.

[0049] It should be noted that, for ordinary skilled persons in the art, without departing from the principles of the utility model, some improvements and refinements, these improvements and refinements should also be considered as the protection scope of the utility model.

Claims

1. A photovoltaic greenhouse farm shelter support, support body, characterized in that: The support body comprises a plurality of columns and a plurality of beams arranged on the columns, the beams are arranged side by side, the upper surface of the beam is provided with a plurality of purlins, and the purlins are provided with photovoltaic panels; the opposite surfaces of the adjacent two beams are provided with first aluminum angles, the first aluminum angles arranged on the opposite surfaces of the adjacent two beams are connected with a sunlight panel, the opposite surfaces of the adjacent two columns are provided with second aluminum angles, and the two second aluminum angles arranged on the opposite surfaces of the adjacent two columns are also connected with a sunlight panel.

2. A photovoltaic greenhouse agricultural shelter support according to claim 1, characterized in that: A plurality of third aluminum angles are connected between the adjacent two beams; the third aluminum angle is fixedly connected with the lower surface of the beam, and the upper surface of the third aluminum angle abuts against the lower surface of the corresponding sunlight panel.

3. A photovoltaic greenhouse agricultural shelter support according to claim 1, characterized in that: Locking screws are connected between the first aluminum angle and the beam, and between the first aluminum angle and the sunlight panel; the included angle opening of the first aluminum angle faces upward and faces the other first aluminum angle; the vertical side of the first aluminum angle is fixed with the beam, and the horizontal side of the first aluminum angle is fixedly connected with the sunlight panel; the second aluminum angle is connected with the column through a locking screw, and the second aluminum angle is also connected with the corresponding sunlight panel through a locking screw.

4. A photovoltaic greenhouse agricultural shelter support according to claim 1, characterized in that: The support body further comprises a ground pile foundation, the ground pile foundation is inserted into the ground, and the upper end of the ground pile foundation is fixedly connected with the column.

5. A photovoltaic greenhouse agricultural shelter support according to claim 4, characterized in that: The upper end of the ground pile foundation is provided with a first flange plate, the lower end of the column is provided with a second flange plate, arc-shaped holes are formed in the first flange plate and / or the second flange plate, the first flange plate and the second flange plate are directly connected with a first locking bolt; or, the first flange plate is provided with arc-shaped holes or radial strip-shaped holes, the second flange plate is provided with radial strip-shaped holes or arc-shaped holes, and a first locking bolt is arranged between the strip-shaped hole and the corresponding arc-shaped hole.

6. A photovoltaic greenhouse agricultural shelter support according to claim 1, characterized in that: Bending pieces are arranged at the connection between the lower surface of the beam and the column, both ends of the bending piece are provided with connecting ears, the distance between the outer sides of the two connecting ears is less than or equal to the width of the inner cavity of the column, and the bending piece is inserted into the column; a second locking bolt is arranged between the column and the connecting ear.

7. A photovoltaic greenhouse agricultural shelter support according to claim 1, characterized in that: Connecting cross bars are arranged between the two columns on the same side; purlin supports are fixedly arranged at the positions where the purlins are connected to the beams.

8. A photovoltaic greenhouse agricultural shelter support according to claim 7, characterized in that: The column is provided with an angle steel at the connection with the connecting cross bar, the connecting cross bar is arranged on the angle steel, and both sides of the connection between the connecting cross bar and the column are respectively provided with a connecting steel plate, and the connecting steel plate is connected with the connecting cross bar and the column through a third locking bolt; a plurality of longitudinal water channels are arranged on the purlin, the photovoltaic panel is fixed on the longitudinal water channel, and the two sides of the photovoltaic panel in the longitudinal direction are arranged on the longitudinal water channel; a plurality of transverse water channels are arranged between the two longitudinal water channels, and the transverse joint seams of the adjacent two photovoltaic panels are arranged at the corresponding transverse water channels; the two ends of the longitudinal water channel are connected with the longitudinal water channels at the two ends.

9. A photovoltaic greenhouse agricultural shelter support according to claim 8, characterized in that: The outlet ends of the longitudinal water channels are connected with a gutter.

10. A photovoltaic greenhouse agricultural shelter support according to claim 8, characterized in that: The longitudinal water tank and the photovoltaic panel are provided with a connecting assembly for fixing the photovoltaic panel on the longitudinal water tank; the connecting assembly comprises a cross beam plate and a side pressure, the cross beam plate is fixed on the longitudinal water tank, the side pressure is connected to the cross beam plate, and the side pressure is provided with the frame of the photovoltaic panel between one side of the side pressure and the cross beam plate; or the connecting assembly comprises a cross beam plate and a middle pressure, the cross beam plate is fixed on the longitudinal water tank, the middle pressure is connected to the cross beam plate, and the middle pressure is provided with the frame of the photovoltaic panel between both sides of the middle pressure and the cross beam plate.

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