Sandwich board hoisting structure

Abstract

The utility model provides a hoisting sandwich panel structure which comprises a sandwich panel and a hoisting device used for hoisting the sandwich panel, the sandwich panel comprises a flat panel body and a plurality of corrugations arranged on the flat panel body, the cross section of each corrugation is in an hourglass shape, the minimum width part of the cross section of each corrugation is a waist part, and the width part of each corrugation is a convex part. The lifting device comprises a lifting cross beam and a plurality of clamps arranged on the lifting cross beam, lifting lugs are arranged on the lifting cross beam, the lifting device can penetrate through the lifting lugs, each clamp comprises a clamping part matched with the corrugations, the clamping parts are used for clamping the corrugations, the number of the clamps is at least two, and the corrugations are filled with rigid polyurethane foam; the strength of the corrugation is improved by filling the corrugation with the rigid polyurethane foam, the clamp is adopted to clamp the corrugation for hoisting, the structure of the sandwich board is protected, connection is stable, and sliding between the clamp and the corrugation in the hoisting process is avoided; the hoisting process is optimized, the use mode is flexible, operation is convenient, and the efficiency, safety and stability of the dismounting process are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of sandwich panel, concretely relates to a hoisting sandwich panel structure. BACKGROUND

[0002] In the field of photovoltaic roof sandwich panel installation today, hoisting operation undoubtedly plays a crucial and challenging role. In the past, the traditional hoisting means mainly relies on the binding of the band across the entire width of the photovoltaic roof sandwich panel, and then the lifting is implemented by means of hoisting equipment. However, this method has significant defects.

[0003] Firstly, the banding in the process of winding the photovoltaic roof sandwich panel produces extrusion to the sandwich panel structure, which is extremely likely to cause damage to the steel plate forming structure on both sides, thereby causing product defects or even damage. Secondly, due to the fact that the banding cannot be firmly attached to the panel surface, the sandwich panel is prone to shaking or displacement during hoisting due to uneven or unstable stress, which may lead to collision or damage, and also poses a certain threat to the safety of construction personnel. Furthermore, this hoisting method is low in efficiency and difficult to meet the needs of large-scale photovoltaic roof sandwich panel installation operation. Therefore, the development of a new type of photovoltaic roof hoisting sandwich panel structure to protect the structural integrity of the roof panel and improve the safety and efficiency of hoisting operation has become an urgent need for industry development. SUMMARY

[0004] The utility model aims at providing a hoisting sandwich panel structure to solve the above problems.

[0005] The utility model adopts the technical scheme of:

[0006] A hoisting sandwich panel structure, comprising a sandwich panel and a hoisting device for hoisting the sandwich panel, the sandwich panel comprising a flat plate body and a plurality of corrugations arranged on the flat plate body, the cross section of the corrugation being in the shape of a sandglass, the minimum width of the cross section of the corrugation being the waist, the hoisting device comprising a hoisting beam and a plurality of clamps arranged on the hoisting beam, a lifting lug being arranged on the hoisting beam, the lifting lug being used for the lifting device to pass through, the clamp comprising a clamping part matched with the corrugation, the clamping part being used for clamping the corrugation, the clamp having at least two, and polyurethane rigid foam being filled in the corrugation.

[0007] As a further improved technical scheme of the utility model, the clamp comprises a first lifting piece and a second lifting piece, the first lifting piece comprising a mounting part, a first clamping arm and a first limiting part, the mounting part being connected with the hoisting beam, the second lifting piece comprising a second clamping arm and a second limiting part, the first clamping arm and the second clamping arm forming a clamping part, the first limiting part and the mounting part cooperating to form a limiting groove, and the second limiting part being clamped in the limiting groove.

[0008] The utility model discloses further improve technical scheme, be provided with second locking spare between first clamping arm and second clamping arm, and second locking spare is used for fastening first clamping arm and second clamping arm.

[0009] The utility model discloses further improve technical scheme, the structure of first clamping arm is identical with the structure of second clamping arm, and first clamping arm includes connecting section and first bending section, and connecting section is used for installing second locking spare, and first bending section is used for clamping the upper portion of corrugated.

[0010] The utility model discloses further improve technical scheme, still be provided with second bending section in the lower portion of first bending section, and second bending section is used for clamping the waist of corrugated.

[0011] The utility model discloses further improve technical scheme, and second locking spare includes locking nut and locking bolt, and be provided with flat washer between the head of locking bolt and connecting section, and be provided with spring washer between locking nut and another connecting section.

[0012] The utility model discloses further improve technical scheme, and the bending shape of first bending section cooperates with the upper portion angle of corrugated, or the bending angle of first bending section is less than the upper portion angle of corrugated.

[0013] The utility model discloses further improve technical scheme, and the bending shape of second bending section cooperates with the waist angle of corrugated, or the bending angle of second bending section is less than the waist angle of corrugated.

[0014] The utility model discloses further improve technical scheme, be provided with sawtooth surface on the mounting portion, and the sawtooth of sawtooth surface is towards hoisting crossbeam.

[0015] The utility model discloses further improve technical scheme, and be provided with first locking spare and be connected fastening between the mounting portion and hoisting crossbeam, and be provided with waist hole on the mounting portion, and first locking spare passes through waist hole and is connected the mounting portion with hoisting crossbeam.

[0016] The utility model discloses further improve technical scheme, and the utility model discloses the following beneficial effects:

[0017] Through the above structure, by filling polyurethane hard bubble in corrugated, the strength of corrugated is improved, so that the clamp can be used to clamp corrugated for hoisting, and the single-layer steel plate forming structure on both sides of the sandwich panel is protected. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1is a structural schematic view of a hoisting sandwich plate structure;

[0019] Figure 2 is Figure 1 is an enlarged view at A in the middle;

[0020] Figure 3 is a front view of a hoisting sandwich plate structure;

[0021] Figure 4 is Figure 3 is an enlarged view at B in the middle.

[0022] Wherein: 1-sandwich plate, 101-flat plate body, 102-corrugation, 2-hoisting crossbeam, 3-clamp, 31-first hoisting piece, 310-mounting part, 311-sawtooth surface, 312-connection section, 313-first bending section, 314-second bending section, 315-first limiting part, 32-second hoisting piece, 321-second limiting part, 4-lifting lug, 5-first locking piece, 6-second locking piece, 601-locking nut, 602-locking bolt, 603-flat washer, 604-spring washer 604. DETAILED DESCRIPTION

[0023] The utility model will be described in detail below in combination with the specific embodiments shown in the drawings. However, these embodiments do not limit the utility model, and the changes in structure, method or function made by those skilled in the art based on these embodiments are all included in the protection scope of the utility model.

[0024] If the utility model involves orientation (for example, up, down, left, right, front, back, outside, inside, etc.) when expressing, the orientation involved needs to be defined, for example, "for the purpose of clearly expressing the position and direction described in the utility model, the operator of the instrument is taken as the reference, the end close to the operator is the proximal end, and the end far away from the operator is the distal end." Or the paper surface is taken as the reference for definition. Of course, if the position relationship between the two is defined by mutual reference in the subsequent description, the definition can not be made here.

[0025] A hoisting sandwich plate structure, such as Figures 1 to 4As shown in the figure, the included sandwich panel 1 and hoisting device for hoisting sandwich panel 1, the sandwich panel 1 includes flat plate body 101 and a plurality of corrugations 102 provided on the flat plate body 101, the hoisting device includes a hoisting beam 2 and a plurality of clamps 3 provided on the hoisting beam 2, the hoisting lug 4 is provided on the hoisting beam 2, the hoisting lug 4 is used for the hoisting device to pass through, the clamp 3 includes a clamping part matched with the corrugation 102, the clamping part is used for clamping the corrugation 102, the clamp 3 is at least two, the polyurethane rigid foam is filled in the corrugation 102, and the hoisting is carried out through the chain lock passing through the hoisting beam 2. Because the polyurethane rigid foam is light in weight and has high strength, the filled corrugation 102 also has high strength, so as to be used as a fixing point when hoisting, and will not be deformed under external force.

[0026] As an embodiment of the utility model, as shown in the figure, Figure 2 , Figure 4 As shown in the figure, the clamp 3 includes a first lifting piece 31 and a second lifting piece 32, the first lifting piece 31 includes a mounting portion 310, a first clamping arm and a first limiting portion 315, the mounting portion 310 is used for connecting with the hoisting beam 2, a first mounting hole is arranged on the mounting portion 310, a first locking piece 5 is arranged between the mounting portion 310 and the hoisting beam 2 to connect and fasten, a sawtooth surface 311 is arranged on the mounting portion 310, the sawtooth of the sawtooth surface 311 faces the hoisting beam 2, the friction between the mounting portion 310 and the hoisting beam 2 is increased, and the stability of the hoisting process is improved. The second lifting piece 32 includes a second clamping arm and a second limiting portion 321, the first clamping arm and the second clamping arm cooperate to form a clamping part, the first limiting portion 315 and the mounting portion 310 cooperate to form a limiting groove, and the second limiting portion 321 is clamped in the limiting groove. When hoisting, the relative position stability of the second lifting piece 32 and the first lifting piece 31 is maintained, and the first limiting portion 315 and the limiting groove are both arranged in a circular arc shape. A second locking piece 6 is arranged between the first clamping arm and the second clamping arm, and the second locking piece 6 is used for fastening the first clamping arm and the second clamping arm.

[0027] As an embodiment of the utility model, the structure of the first clamping arm is consistent with the structure of the second clamping arm. The first clamping arm includes a connecting section 312 and a first bending section 313, the cross section of the corrugation 102 is in the shape of a sandglass, the minimum width of the cross section of the corrugation 102 is a waist portion, the connecting section 312 is used for mounting the second locking piece 6, and the first bending section 313 is used for clamping the upper portion of the corrugation 102. The bending shape of the first bending section 313 cooperates with the upper angle of the corrugation 102, or the bending angle of the first bending section 313 is smaller than the upper angle of the corrugation 102.

[0028] Further specifically, in order to strengthen the clamping effect, a second bending section 314 is arranged at the lower part of the first bending section 313, and the second bending section 314 is used for clamping the hourglass-shaped waist of the corrugate 102. The bending shape of the second bending section 314 is matched with the waist angle of the corrugate 102, or the bending angle of the second bending section 314 is smaller than the waist angle of the corrugate 102.

[0029] As an embodiment of the present application, the second locking member 6 comprises a locking nut 601 and a locking bolt 602, and a connecting hole is arranged on the connecting section 312 of the first clamping arm and the second clamping arm respectively, the rod part of the locking bolt 602 passes through the connecting hole and is fastened by the locking nut 601, so as to be convenient for dismounting. A flat washer 603 is arranged between the head of the locking bolt 602 and the connecting section 312, and a spring washer 604 is arranged between the locking nut 601 and the other connecting section 312, so as to prevent the connection from loosening and ensure the reliability of the connection.

[0030] As an embodiment of the present application, the structure of the first locking member 5 can be consistent with the second locking member 6.

[0031] As an embodiment of the present application, a waist hole is arranged on the mounting part 310, the first locking member 5 passes through the waist hole to connect the mounting part 310 and the hoisting cross beam 2, and the position of the clamp 3 on the hoisting cross beam 2 is adjusted by adjusting the position of the first locking member 5 in the waist hole, so as to adapt to the case that the distance between the two corrugates 102 of the sandwich panel 1 has production tolerance.

[0032] Generally, a pair of corrugates 102 are arranged on each sandwich panel 1. The position of the clamp 3 is one-to-one corresponding to the position of the corrugate 102, and a plurality of clamps 3 are arranged on each corrugate 102. According to the design, the length of the building roof sandwich panel 1 is variable, and a proper number of clamps 3 can be used along the length direction according to the actual length of the photovoltaic roof sandwich panel 1.

[0033] The hoisting sandwich plate structure provided by the utility model, the strength of the corrugated board 102 is improved by filling polyurethane hard foam in the corrugated board 102, so that the corrugated board 102 can be clamped by the clamp 3 for hoisting, the single-layer steel plate forming structure on both sides of the sandwich plate 1 is protected, and deformation of the single-layer steel plate forming structure on both sides caused by tightening of the binding belt during conventional binding belt hoisting is avoided. The structural design of the clamp 3 can be more stable in connection with the corrugated board 102, and sliding of the clamp 3 and the corrugated board 102 during hoisting is effectively avoided. The hoisting process is optimized, the structural integrity of the sandwich plate 1 is protected during the process of assembling and disassembling the photovoltaic roof sandwich plate 1, the sandwich plate 1 can be kept stable during hoisting, the stress is uniform, collision and damage problems caused by uneven stress or instability are effectively avoided, the use mode is flexible, the operation is convenient, and the efficiency, safety and stability of the disassembling process are improved.

[0034] It should be understood that although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be appropriately combined to form other embodiments that those skilled in the art can understand.

[0035] The series of detailed descriptions listed above are only specific descriptions of the feasible embodiments of the utility model, and they are not used to limit the protection scope of the utility model, and equivalent embodiments or changes made without departing from the spirit of the utility model art should be included in the protection scope of the utility model.

Claims

1. A hoisting sandwich panel structure, characterized in that: comprising a sandwich panel (1) and a hoisting device for hoisting the sandwich panel (1), the sandwich panel (1) comprises a flat panel body (101) and a plurality of corrugations (102) arranged on the flat panel body (101), the cross section of the corrugation (102) is in the shape of an hourglass, the minimum width of the cross section of the corrugation (102) is the waist, the hoisting device comprises a hoisting beam (2) and a plurality of clamps (3) arranged on the hoisting beam (2), a lifting lug (4) is arranged on the hoisting beam (2), the lifting lug (4) is used for the lifting device to pass through, the clamp (3) comprises a clamping part matched with the corrugation (102), the clamping part is used for clamping the corrugation (102), the clamp (3) is at least two, and the corrugation (102) is filled with polyurethane rigid foam.

2. The hoisting sandwich panel structure according to claim 1, characterized in that: the clamp (3) comprises a first lifting piece (31) and a second lifting piece (32), the first lifting piece (31) comprises a mounting part (310), a first clamping arm and a first limiting part (315), the mounting part (310) is connected with the hoisting beam (2), the second lifting piece (32) comprises a second clamping arm and a second limiting part (321), the first clamping arm and the second clamping arm form a clamping part, the first limiting part (315) and the mounting part (310) cooperate to form a limiting groove, and the second limiting part (321) is clamped in the limiting groove.

3. The hoisting sandwich panel structure according to claim 2, characterized in that: a second locking piece (6) is arranged between the first clamping arm and the second clamping arm, and the second locking piece (6) is used for fastening the first clamping arm and the second clamping arm.

4. The hoisting sandwich panel structure according to claim 3, characterized in that: the structure of the first clamping arm is consistent with the structure of the second clamping arm, the first clamping arm comprises a connecting section (312) and a first bending section (313), the connecting section (312) is used for mounting the second locking piece (6), and the first bending section (313) is used for clamping the upper part of the corrugation (102).

5. The hoisting sandwich panel structure according to claim 4, characterized in that: a second bending section (314) is further arranged at the lower part of the first bending section (313), and the second bending section (314) is used for clamping the waist of the corrugation (102).

6. The hoisting sandwich panel structure according to claim 4, characterized in that: the second locking piece (6) comprises a locking nut (601) and a locking bolt (602), a flat washer (603) is arranged between the head of the locking bolt (602) and the connecting section (312), and a spring washer (604) is arranged between the locking nut (601) and the other connecting section (312).

7. The hoisting sandwich panel structure according to claim 4, characterized in that: the bending shape of the first bending section (313) is matched with the upper angle of the corrugation (102), or the bending angle of the first bending section (313) is smaller than the upper angle of the corrugation (102). ​ ​ ​ ​ ​ ​ ​ 8. The hoisting sandwich panel structure according to claim 5, characterized in that: the bending shape of the second bending section (314) matches the waist angle of the corrugation (102), or the bending angle of the second bending section (314) is smaller than the waist angle of the corrugation (102).

9. The hoisting sandwich panel structure according to claim 2, characterized in that: a sawtooth surface (311) is arranged on the mounting portion (310), and the sawtooth of the sawtooth surface (311) faces the hoisting cross beam (2).

10. The hoisting sandwich panel structure according to claim 2, characterized in that: a first locking member (5) is arranged between the mounting portion (310) and the hoisting cross beam (2) to connect and fasten, and a waist hole is arranged on the mounting portion (310), and the first locking member (5) passes through the waist hole to connect the mounting portion (310) and the hoisting cross beam (2).

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