Support suitable for loading plate-type components with different spans and length-width ratios

By designing an adjustable plate-type member loading bracket, the problem of difficulty in adjusting the span and aspect ratio of existing devices is solved, flexible testing conditions are realized, and device utilization and testing efficiency are improved.

CN222866210UActive Publication Date: 2025-05-13SHANDONG AGRICULTURAL UNIVERSITY
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Patent Information

Application Number
CN202421937546.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-08-12
Publication Date
2025-05-13
Estimated Expiration
2034-08-12

AI Technical Summary

Technical Problem

The existing plate-type component loading devices are difficult to adjust the span and aspect ratio, have high site requirements, and are inconvenient to install and disassemble, resulting in low device utilization, low test cost and efficiency, and it is difficult to accurately measure component performance.

Method used

A bracket consisting of two rows of trumpet columns, fixed beams and adjustable transverse movable beams is designed to achieve flexible adjustments in span, aspect ratio and support conditions by adjusting the position of the transverse movable beams and installing or disassemblying the hinged support.

Benefits of technology

It realizes flexible adaptation of plate-type components with different spans and aspect ratios, improves the utilization rate of the device, reduces the test cost and time, and ensures accurate measurement of component performance.

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Abstract

The utility model relates to the field of building structure test and detection, and provides a support suitable for loading plate-type members with different spans and length-width ratios, which comprises a bracket column provided with a high bracket and a low bracket, a fixed beam fixedly connected with the top of the bracket column, a fixed longitudinal beam on the low bracket and a movable beam on the fixed longitudinal beam, the positioning rods penetrate through the fixed beams and the movable beams, the hinge supports are detachably and fixedly arranged on the movable beams and the fixed beams, all the modules are mutually spliced to form a loading test area, the fixed beams are fixedly connected, the positioning rods can achieve positioning of the movable beams, and the fixing effect and the protection effect are achieved; the span of the support can be adjusted through movement of the movable beam, the hinged supports can be flexibly disassembled and assembled, and the bracket columns are provided with adjusting bolts so that the whole support can be adjusted to be horizontal. The support is suitable for carrying out vertical loading tests on plate-type components with different spans and length-width ratios, and the problems that a traditional plate-type component loading device is low in applicability, low in utilization rate and low in installation precision are solved.
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Description

Technical Field

[0001] The utility model relates to the field of building structure testing and detection, in particular to a bracket suitable for loading plate-type components with different spans and aspect ratios. Background Art

[0002] The loading of plate components can usually be divided into two-side support, three-side support and four-side support according to the support conditions. When loading tests are carried out on plate components, different loading devices are usually designed according to the span and aspect ratio of the components. The poor adjustability of traditional loading devices leads to low utilization of the devices, which is not only very time-consuming and significantly increases the test cost, but also the accuracy of the loading device after installation is usually difficult to guarantee, resulting in secondary internal forces in the components during subsequent test loading, and ultimately making it difficult to accurately measure the performance of the components. A loading device for plate components with adjustable span, aspect ratio, support conditions and flatness is not only related to the test cost and efficiency, but also determines the success or failure of the test.

[0003] Therefore, in order to load plate-type components, it is urgent to develop a bracket suitable for loading plate-type components with different spans and aspect ratios. Utility Model Content

[0004] In order to solve the problems in the prior art that it is difficult to adjust the span and aspect ratio of plate-type components, the site requirements are high, and the installation and disassembly are inconvenient, the utility model provides a bracket suitable for loading plate-type components with different spans and aspect ratios. The specific scheme is as follows:

[0005] A bracket suitable for loading plate-type components with different spans and aspect ratios, comprising corbels arranged in two rows, fixed beams arranged on the top of the corbels and located in the same horizontal plane, wherein the fixed beams are composed of two first longitudinal fixed beams and a first transverse fixed beam and a second transverse fixed beam arranged between the two first longitudinal fixed beams;

[0006] The corbel column comprises a high corbel column fixedly connected to corbel I at the top, and a low corbel column fixedly connected to corbel II at the middle, a second longitudinal fixed beam is fixedly arranged on the upper part of corbel II of the low corbel column, and a movable transverse movable beam is arranged on the upper part of the second longitudinal fixed beam;

[0007] A positioning rod with an external thread is movably arranged between the second transverse fixed beam and the transverse movable beam, a hole corresponding to the external thread is correspondingly arranged on the second transverse fixed beam, and a hole slightly larger than the external thread is correspondingly arranged on the transverse movable beam, and fixing components are arranged inside and outside the holes;

[0008] The upper parts of the transverse movable beam, the first longitudinal fixed beam and the second transverse fixed beam are detachably provided with hinge supports, the bottom pads of the hinge supports are connected to the above-mentioned beams, and limiting steel bars are relatively fixedly provided on the upper parts, and movable steel rollers are provided relative to the limiting steel bars.

[0009] By adjusting the relative position of the transverse movable beam, the span and aspect ratio of the bracket can be adjusted to meet the needs of different tests; the positioning rod and the fixing assembly can limit and fix the transverse movable beam; by installing or removing the hinge support on each beam, the support conditions of the plate-type component such as two-side simple support, three-side simple support and four-side simple support can be achieved during the loading test, and the real stress state of the plate-type component can be simulated. Preferably, there are two second longitudinal fixed beams, which are symmetrically arranged on two rows of short corbel columns.

[0010] Preferably, the corbels are arranged in three rows, including two tall corbels in an outer column and the rest are short corbels, and the height spacing between the corbels I of the tall corbels and the corbels II of the short corbels corresponds to the height of the second longitudinal fixed beam.

[0011] Preferably, a magnetic box for applying a lateral blocking and limiting effect on the transverse movable beam is detachably provided at the top of the second longitudinal fixed beam and both ends of the transverse movable beam, and the magnetic box includes a magnetic component, a switch for controlling the up and down movement of the magnetic component, and a clamping part.

[0012] The magnetic box can produce a lateral limiting and blocking effect on the lateral movable beam.

[0013] Preferably, the positioning rod is provided with scales, through which the position and movement of the transverse movable beam can be monitored and judged.

[0014] Preferably, the fixed connection is achieved by a fastening assembly, and the fastening assembly is a bolt-nut type fixing assembly.

[0015] Preferably, the positioning rod, the second transverse fixed beam and the transverse movable beam are fixed via a gasket and a limiting block outside the gasket.

[0016] Preferably, an adjustment plate is arranged at the bottom of the corbel column, a bottom plate is arranged at the bottom of the adjustment plate, and screw holes penetrating from top to bottom are arranged on the adjustment plate.

[0017] Preferably, a matching adjusting bolt that can be used to level the bracket is correspondingly provided at the screw hole. When the test site is uneven, the loading bracket can be leveled by adjusting the length of the adjusting bolt passing through the leveling plate.

[0018] Preferably, the hinge support can be installed or disassembled by adjusting the fastening assembly according to actual loading test needs.

[0019] The utility model has achieved the following technical effects:

[0020] (1) The utility model provides a bracket suitable for loading plate components with different spans and aspect ratios, which can be adapted to plate components with different spans or aspect ratios for vertical loading tests. The bracket can realize the support conditions of the plate components under two-side support, three-side support and four-side support during the loading test, and can also accurately simulate the actual stress state of the plate components in the project, so as to accurately measure the stress performance and failure mode of the plate components under different support conditions. It can effectively avoid the problem that the traditional plate component loading bracket is difficult to flexibly adjust the span, aspect ratio and support conditions when conducting loading tests with different calculated spans and support conditions, resulting in low device utilization;

[0021] (2) The bracket is first positioned by the positioning rod, then the position of the transverse movable beam is adjusted to the positioning point, and finally the transverse movable beam is limited by the magnetic box, so as to realize the flexible adjustment of the bracket span. The bracket can complete the span adjustment without large-scale lifting equipment, which has the advantages of safety, convenience and speed;

[0022] (3) Compared with the traditional plate-type component loading bracket, this bracket has the characteristics of simple structure and convenient installation. The simple structural design makes the equipment easier to manufacture and maintain. The bracket adopts full bolt connection, which can be flexibly assembled and disassembled, and has the advantages of easy transportation and installation. The bracket adopts a steel structure as a whole, which has the advantages of low carbon, energy saving, and green environmental protection;

[0023] (4) The device can be adjusted to a horizontal state by adjusting the adjusting bolts on the corbel column and the adjusting plate. It can be used independently and does not need to be fixed to the ground. It is suitable for both indoor and in-situ testing. Compared with traditional loading devices, it has a wider range of application scenarios. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 A schematic diagram of the structure of the bracket suitable for loading plate-type components with different spans and aspect ratios;

[0025] Figure 2 A schematic diagram of the arrangement of the corbel columns of the bracket suitable for loading plate-type components with different spans and aspect ratios;

[0026] Figure 3 for Figure 1 Enlarged view of point A in the middle;

[0027] Figure 4 A detailed drawing of the corbel column of the bracket suitable for loading plate-type components with different spans and aspect ratios;

[0028] Figure 5 A schematic diagram of the connection between the hinge support and the beam of the bracket suitable for loading plate-type components with different spans and aspect ratios;

[0029] Figure 6A schematic structural diagram of a first longitudinal fixed beam of the bracket suitable for loading plate-type components with different spans and aspect ratios;

[0030] Figure 7 A schematic diagram of a vertical loading test of a plate-type component under simple support conditions on two opposite sides using the bracket suitable for loading plate-type components with different spans and aspect ratios;

[0031] Figure 8 The schematic diagram is a vertical loading test of a plate-type component under four-side simple support conditions using the bracket suitable for loading plate-type components with different spans and aspect ratios.

[0032] In the figure, 1 is a corbel column, 11 is a high corbel column, 12 is a low corbel column, 13 is an adjustment plate, 14 is a bottom plate, 111 is corbel I, 121 is corbel II, 2 is a fixed beam, 21 is a first longitudinal fixed beam, 22 is a second longitudinal fixed beam, 23 is a first transverse fixed beam, 24 is a second transverse fixed beam, 31 is a transverse movable beam, 32 is a magnetic box, 4 is a positioning rod, 41 is a steel pipe, 42 is a limit block, 5 is a hinge support, 51 is a roller, 52 is a pad, 53 is a limit steel bar, and 6 is a fastening assembly. DETAILED DESCRIPTION

[0033] The technical solution of the present invention is further described below in conjunction with the accompanying drawings and specific embodiments. These embodiments are only used to illustrate the technical solution of the present invention in more detail and should not be construed as limiting the protection scope of the present invention.

[0034] Example 1

[0035] A bracket suitable for loading plate-type components with different spans and aspect ratios, comprising corbels 1 arranged in two rows, a fixed beam 2 arranged on the top of the corbels 1, wherein the fixed beam 2 is composed of two first longitudinal fixed beams 21 and a first transverse fixed beam 23 and a second transverse fixed beam 24 arranged between the two first longitudinal fixed beams 21; further, as Figures 1 to 6 As shown, the bottom is provided with an adjusting bolt and an adjusting plate 13, and a corbel column 1 is fixed with a corbel welded thereon, wherein the corbel I 111 is provided on a high corbel column 11 at the top and the corbel II 121 is provided on a low corbel column 12 in the middle, and the height difference between the corbel II 121 of the low corbel column 12 and the corbel I 111 of the high corbel column 11 corresponds to the height of the second longitudinal fixed beam 22. Figure 2It is a schematic diagram of the arrangement of high corbels 11 and short corbels, the corbels 1 are arranged symmetrically in the longitudinal direction, including four short corbels 12 arranged opposite to the middle on one side, and two high corbels 11 arranged on the other opposite side, the longitudinal spacing of the short corbels 12 corresponds to the length of the second longitudinal fixed beam 22, the transverse spacing of the corbels Ⅰ111 of the two high corbels 11 corresponds to the length of the first transverse fixed beam 23 and the second transverse fixed beam 24, the lengths of the first transverse fixed beam 23 and the second transverse fixed beam 24 are equal, the overall longitudinal spacing of all corbels 1 corresponds to the first longitudinal fixed beam 21, the length and width of the top of the corbels 1 correspond to the cross-section of the beam carried by each corbel 1. Preferably, the top of the corbel 1 in this embodiment is square, and the length is not less than the bottom length of the corresponding beam cross-section.

[0036] The bottom of the corbel column 1 is provided with an adjustment plate 13 and a bottom plate 14 arranged below the adjustment plate 13, and a screw hole penetrating the adjustment plate 13 is arranged at a corresponding position of the adjustment plate 13, such as Figure 4 As shown, an adjusting bolt is provided in the screw hole. By rotating the bolt to adjust the height of the adjusting bolt of each corbel column 1 passing through the adjusting plate 13, the horizontal degree of each corbel column 1 can be adjusted, and then the plane determined by the bracket is adjusted to be horizontal; the screw holes and corresponding adjusting bolts provided on each corbel column 1 can be multiple groups. In the present embodiment, 6 groups of corresponding screw holes and adjusting bolts are provided on each corbel column 1; when the test site is uneven, the corbel column 1 can be adjusted to a horizontal state by means of the adjusting bolt, and when the test site is flat, the base plate 14 can be omitted.

[0037] All the beams mentioned above are provided with first ribs in the middle and in the direction parallel to the beam, and second ribs are provided at corresponding intervals in the direction perpendicular to the beam. The intervals of the second ribs can be adjusted as needed.

[0038] like Figure 1 , Figure 3 As shown, a second longitudinal fixing beam 22 is longitudinally fixedly arranged on the upper part of the corbel II 121 of the short corbel column 12, and the second longitudinal fixing beam 22 is fixedly connected to the corbel II 121 via a fastening assembly 6. There are two second longitudinal fixing beams 22, which are fixed in the same way and are laterally symmetrically fixed on the corbel II 121 of the short corbel column 12.

[0039] The fixed beam 2 includes two first longitudinal fixed beams 21, a first transverse fixed beam 23 and a second transverse fixed beam 24 located on the same horizontal plane, and also includes two second longitudinal beams 22 fixedly arranged on the upper part of the corbel II 121. Figure 1 As shown; a transverse movable beam 31 is arranged on the upper part of the second longitudinal beam 22, and a magnetic box 32 having a transverse blocking and limiting effect on the transverse movable beam 31 is arranged on both sides of the transverse movable beam 31 and on the upper part of the second longitudinal beam 22.

[0040] A first transverse fixed beam 23 and a second transverse fixed beam 24 are fixedly arranged at the side end of the first longitudinal fixed beam 21 through a fastening assembly 6 .

[0041] A first longitudinal fixed beam 21 extending in the longitudinal direction is relatively fixedly arranged on the top of the corbel column 1 through a fastening assembly 6. The first longitudinal fixed beam 21 is two and is respectively fixedly arranged on the top of two longitudinal rows of corbel columns 1. Figure 6 As shown, steel plates are fixedly welded at both ends of the first longitudinal fixed beam 21 , and holes matching with the fastening components 6 are provided on the steel plates, which are fixedly connected with the first transverse fixed beam 23 and the second transverse fixed beam 24 through the fastening components 6 .

[0042] The two ends of the second transverse fixed beam 24 are fixedly connected to the two first longitudinal fixed beams 21 respectively, and the bottom is fixedly connected to the corbels Ⅰ111 of the two high corbel columns 11 through the fastening assembly 6. The first rib of the second transverse fixed beam 24 is provided with a first through hole corresponding to the positioning rod 4. The first through hole can be one or more, and the number can be set as needed. Preferably, it is a plurality of through holes symmetrically arranged along the center of the second transverse fixed beam 24. In the present embodiment, there are two symmetrically arranged through holes.

[0043] The positioning rod 4 includes a steel pipe 41 with external threads and scales along the entire length. The scales can be attached to the positioning rod 4 by spraying paint or other equivalent means. The entire length of the positioning rod 4 is not less than the length of the first longitudinal fixed beam 21 to ensure that the positioning rod 4 can be fixed at the corresponding position of the second transverse fixed beam 24. The steel pipe 41 and the second transverse fixed beam 24 are fixed at the through hole through gaskets on both sides and limit blocks 42 on the outside of the gaskets. The limit blocks 42 and the gaskets are used in combination, and the limit blocks 42 have internal threads corresponding to the external threads of the steel pipe 41.

[0044] A transverse movable beam 31 is movably arranged on the upper part of the second longitudinal fixed beam 22, and a second through hole is arranged at the first rib of the transverse movable beam 31 in a direction parallel to the through hole of the second transverse fixed beam 24, and a steel pipe 41 with an external thread of the positioning rod 4 is passed through the second through hole, and gaskets and limit blocks 42 outside the gaskets are arranged on both sides inside and outside the second through hole, and the limit blocks 42 and the gaskets are used in combination, and the limit blocks 42 are provided with internal threads corresponding to the external threads of the steel pipe 41, and the diameter of the second through hole is slightly larger than the diameter of the external threads of the steel pipe 41 to ensure that the transverse movable beam 31 is movable. When it moves to the desired position, the limit blocks 42 on both sides are rotated to press the gasket against the transverse movable beam 31 to fix the transverse movable beam 31, and the positioning rod 4 plays a role of fixing and protecting.

[0045] Relative magnetic boxes 32 are detachably provided at the tops of the two second fixed longitudinal beams 22 and at both ends of the transverse movable beam 31. The magnetic box 32 is a prior art, recorded in CN215920819U, and includes an integrated top plate, two opposite side plates, two opposite end plates and an internal rib plate. The rib plate divides the interior of the magnetic box 32 into a fitting chamber and a clamping portion. A switch is provided at the top, and a magnetic component is provided in the fitting chamber. The clamping portion can be clamped by applying downward pressure, and the magnetic component can be controlled to move up and down in the magnetic box 32 by the switch. During installation, the magnetic box 32 is placed at a corresponding position on the top of the second fixed longitudinal beam 22, and the switch is turned on to move the magnetic component down to contact the beam surface, so that the magnetic box 32 is adsorbed on the upper surface of the second fixed longitudinal beam 22, and the clamping portion is pressed down to clamp the side mold, so that the magnetic box 32 is fixed, and a blocking effect of lateral limit is generated on the transverse movable beam 31. When it is necessary to disassemble or move, the switch is operated to move the magnetic component up, release the clamping of the side mold, and thus release the adsorption and fixation of the magnetic box 32.

[0046] A hinge support 5 is fixedly provided on the top of the two first longitudinal fixed beams 21, the second transverse fixed beam 24 and the transverse movable beam 31 through a fastening assembly 6. Figure 5 As shown, the bottom of the hinge support 5 has a pad 52, and the pad 52 is fixed to the upper surface of the beam by a bolt and nut type fastening assembly 6. The upper part of the pad 52 is relatively fixed with a limited steel bar 53, and there are two limited steel bars 53. A steel roller 51 is rotatably arranged between the two limited steel bars 53. The hinge support 5 is installed or disassembled by adjusting the fastening assembly 6 so that the test meets the "Concrete Structure Test Method Standard GB / T 50152-2012", the hinge support limits the displacement of the plate component to be tested in the span direction, but does not limit the rotation of the plate component on the hinge support 5. When conducting a vertical loading test on the plate component, the hinge supports 5 of corresponding number and position are installed and disassembled to achieve the support conditions of two pairs of sides simply supported, three sides simply supported, four sides simply supported, etc. for the plate component in the loading test, and then the plate component is placed horizontally on the corresponding hinge support 5. When simulating the actual stress state of the plate component in the project, the hinge support 5 is removed and the plate component is directly placed horizontally on the corresponding beam.

[0047] The fastening assembly 6 may be a bolt-nut type fastening assembly, or may be other fastening assemblies in the art that can achieve the same technical effect.

[0048] The parts not involved in the device are the same as those in the prior art or can be implemented by using the prior art.

[0049] Example 2

[0050] Based on the bracket suitable for loading plate-type components with different spans and aspect ratios described in Example 1, a method for performing a loading test on a plate-type component is as follows:

[0051] 1) Place the corbel column 1 on the test site, adjust the adjusting bolts and the adjusting plate 13 on the corbel column 1 to level the corbel column, and assemble the fixed beam 2 on the corbel column 1 after passing the horizontal detection;

[0052] 2) Install the transverse movable beam 31, as well as the limit blocks 42 and gaskets on both sides of the transverse movable beam 31 and on both sides of the second transverse fixed beam 24 corresponding to the positioning rod 4, and penetrate the positioning rod 4 into the corresponding position described in Example 1 to pre-position the transverse movable beam 31;

[0053] 3) According to specific test requirements, a corresponding number of hinge brackets 5 are installed on the tops of the two first longitudinal fixed beams 21, the second transverse fixed beam 24 and the transverse movable beam 31. The number and position of the hinge brackets 5 are determined according to the test requirements. When a vertical loading test is performed under the condition of two pairs of simply supported sides, the hinge brackets 5 are installed on the two pairs of side beams to be supported (such as the two first longitudinal fixed beams 21, or the second transverse fixed beam 24 and the transverse movable beam 31) according to the span direction determined by the test. When a vertical loading test is performed under the condition of three-side simply supported support, three supported beams are determined according to the test requirements and the hinge brackets 5 are installed. When a vertical loading test is performed under the condition of four-side simply supported support, the hinge brackets 5 are installed on all four beams.

[0054] 4) Adjust the adjusting bolts on the corbel column 1 and the adjusting plate 13 to level the device, and use the level ruler to determine whether the plate-type component is horizontal to ensure that the plate-type component is placed horizontally;

[0055] 5) Calculate the span required for the test according to the plate-type component, and move the transverse movable beam 31 to the corresponding position in combination with the scale line on the positioning rod 4. After the magnetic box 32 is adsorbed and fixed at the corresponding position, the limit block 42 is fastened to the positioning rod through threads to fix the transverse movable beam 31;

[0056] 6) Place the plate component at the corresponding position, place it on the hinged support according to the calculated span and support conditions of the plate component, and carry out the loading test of the plate component.

[0057] Figure 7 and Figure 8 The following are schematic diagrams of the vertical loading test of the plate-type component using the loading bracket under the conditions of two pairs of simple supports and four sides simply supported. Figure 7 As shown, when the plate-type component is subjected to a vertical loading test under the condition of simple support on two pairs of sides, hinge supports 5 are installed on the two pairs of side beams that need to be supported. Figure 7 In the embodiment, a hinge support 5 is installed on the second transverse fixed beam 24 and the transverse movable beam 31; Figure 8 As shown, when the plate-type component is subjected to a vertical loading test under the condition of four-side simple support, hinge supports 5 are installed on the corresponding four beams.

[0058] The above description is only the preferred embodiment of the present application and is not intended to limit the present application. For those skilled in the art, the present application may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A support suitable for loading plate-type components with different spans and aspect ratios, comprising corbels (1) arranged in two rows, a fixed beam (2) arranged on the top of the corbels (1), the fixed beam (2) consisting of two first longitudinal fixed beams (21) and a first transverse fixed beam (23) and a second transverse fixed beam (24) arranged between the two first longitudinal fixed beams (21), characterized in that: The corbel column (1) comprises a high corbel column (11) fixedly connected to a corbel I (111) at the top, and a low corbel column (12) fixedly connected to a corbel II (121) at the middle, a second longitudinal fixed beam (22) being fixedly arranged on the upper part of the corbel II (121) of the low corbel column (12), and a movable transverse movable beam (31) being arranged on the upper part of the second longitudinal fixed beam (22); A positioning rod (4) with an external thread is movably arranged between the second transverse fixed beam (24) and the transverse movable beam (31); a hole corresponding to the external thread is arranged on the second transverse fixed beam (24); a hole slightly larger than the external thread is arranged on the transverse movable beam (31); and fixing components are arranged inside and outside the holes. A hinge support (5) is detachably provided on the upper part of the transverse movable beam (31), the first longitudinal fixed beam (21) and the second transverse fixed beam (24); a bottom pad (52) of the hinge support (5) is connected to the above-mentioned beams; a limiting steel bar (53) is relatively fixedly provided on the upper part; and a movable steel roller (51) is provided relative to the limiting steel bar (53).

2. The bracket for loading plate-type components with different spans and aspect ratios according to claim 1, characterized in that: There are two second longitudinal fixed beams (22), which are symmetrically arranged on two rows of short corbel columns (12).

3. The bracket for loading plate-type components with different spans and aspect ratios according to claim 2, characterized in that: The corbels (1) are arranged in three rows, including two tall corbels (11) in an outer row, and the rest are short corbels (12). The height spacing between the corbels I (111) of the tall corbels (11) and the corbels II (121) of the short corbels (12) corresponds to the height of the second longitudinal fixed beam (22).

4. The bracket for loading plate-type components with different spans and aspect ratios according to any one of claims 1 to 3, characterized in that: A magnetic box (32) for applying a lateral limit blocking effect to the lateral movable beam (31) is detachably provided at the top of the second longitudinal fixed beam (22) and at both ends of the lateral movable beam (31); the magnetic box (32) comprises a magnetic component, a switch for controlling the upward and downward movement of the magnetic component, and a clamping portion.

5. The bracket for loading plate-type components with different spans and aspect ratios according to any one of claims 1 to 3, characterized in that: The positioning rod (4) is provided with scales.

6. The bracket for loading plate-type components with different spans and aspect ratios according to any one of claims 1 to 3, characterized in that: The fixed connection is achieved by a fastening assembly (6), and the fastening assembly (6) is a bolt and nut type fixing assembly.

7. The bracket for loading plate-type components with different spans and aspect ratios according to any one of claims 1 to 3, characterized in that: The positioning rod (4) is fixed to the second transverse fixed beam (24) and the transverse movable beam (31) via a gasket and a limiting block (42) outside the gasket.

8. The bracket for loading plate-type components with different spans and aspect ratios according to any one of claims 1 to 3, characterized in that: An adjustment plate (13) is arranged at the bottom of the corbel column (1), a bottom plate (14) is arranged at the bottom of the adjustment plate (13), and screw holes penetrating from top to bottom are arranged on the adjustment plate (13).

9. The bracket for loading plate-type components with different spans and aspect ratios according to claim 8, characterized in that: Matching adjusting bolts that can be used to level the bracket are arranged correspondingly at the screw holes.

10. The bracket for loading plate-type components with different spans and aspect ratios according to any one of claims 1 to 3, characterized in that: The hinge support (5) can be installed or disassembled via a fastening assembly (6).