A unidirectional tensile bearing capacity test loading device for cross-bracing materials of various lengths

Abstract

The present invention provides a unidirectional tensile bearing capacity test loading device for cross diagonals of various lengths, comprising a frame, a power device and a fixing frame installed inside the frame; one end of the power device is horizontally connected to the frame, and the other end is horizontally and vertically connected to the reaction wall; the cross diagonal material to be tested is fixed in the frame, and the fixing frame is respectively connected to the cross diagonal material and the frame; the length of the frame is determined based on the length of the cross diagonal material, and the deformation of the cross diagonal material is observed by applying unidirectional tension to the cross diagonal material through the power device, thereby determining the unidirectional tensile bearing capacity of the cross diagonal material; the length of the frame is adjusted according to the length of the cross diagonal material and fixed in the frame, and the power device applies unidirectional tension to the cross diagonal material fixed by the fixing frame to test the unidirectional tensile bearing capacity of cross diagonals of various lengths; the present invention fixes the cross diagonal material in the frame through the fixing frame, and then applies tension horizontally through the power piece, so as to accurately measure the unidirectional tensile condition of the cross diagonal material.

Description

Technical Field

[0001] The invention relates to the technical field of civil structure testing, in particular to a unidirectional tensile bearing capacity testing loading device for cross-oblique materials of various lengths. Background Art

[0002] In practical engineering, many cross-diagonal members found in transmission towers, offshore drilling platform columns, elevated bridge piers, and industrial plants are subjected to unidirectional tension. To investigate the mechanical properties and failure mechanisms of cross-diagonal substructures with varying slenderness ratios under unidirectional tension, experimental studies of cross-diagonal substructures under unidirectional tension are required.

[0003] Existing loading devices for testing the unidirectional tensile bearing capacity of cross-diagonals can generally only load cross-diagonals of a specific length. They cannot conduct a systematic and comprehensive study on the unidirectional tensile bearing capacity of cross-diagonals of different lengths and different slenderness ratios. They lack versatility. Moreover, during the testing process, the diagonals often tilt and deflect, making it impossible to accurately measure the unidirectional tensile conditions of the diagonals. Summary of the Invention

[0004] According to the existing technology, it is impossible to accurately measure the unidirectional tension of the diagonal material. The present invention provides a unidirectional tension bearing capacity test loading device for cross diagonal materials of various lengths, comprising a frame, a power device and a fixing frame installed inside the frame;

[0005] One end of the power device is horizontally connected to the frame, and the other end is horizontally and vertically connected to the reaction wall 6. The cross-diagonal material 12 to be measured is fixed in the frame, and the fixing frame is respectively connected to the cross-diagonal material 12 and the frame;

[0006] The frame length is determined based on the length of the cross diagonal member 12 , and the unidirectional tensile bearing capacity of the cross diagonal member 12 is determined by applying unidirectional tension to the cross diagonal member 12 through the power device and observing the deformation of the cross diagonal member 12 .

[0007] Preferably, the frame includes a loading end frame column 1, a non-loading end frame column 2 and a frame beam 3;

[0008] The loading end frame column 1 is arranged in parallel with the non-loading end frame column 2, and jacks are provided on the outside of the loading end frame column 1 and the non-loading end frame column 2. The two ends of the frame beam 3 are respectively connected to one side end point of the loading end frame column 1 and the non-loading end frame column 2.

[0009] Preferably, the loading end frame column 1 and the non-loading end frame column 2 are both provided with a plurality of first gusset plates 102 and a plurality of first bolt holes 104, second bolt holes 105 and third bolt holes 106 provided on the first gusset plates 102; a plurality of second gusset plates 103 and a plurality of fourth bolt holes 107 provided on the second gusset plates 103;

[0010] The first gusset plate 102 is connected to the frame beam 3 through the first bolt hole 104, connected to the cross diagonal member 12 through the second bolt hole 105, and connected to the power device through the third bolt hole 106;

[0011] The second node plate 103 is connected to the fixing bracket through the fourth bolt hole 107 .

[0012] Preferably, the fixing frame is triangular;

[0013] The three vertices of the fixing frame are respectively connected to the frame, the first diagonal member of the cross diagonal members, and the second diagonal member of the cross diagonal members.

[0014] Preferably, the power device includes an electro-hydraulic servo actuator 4 and a one-way hinge connection 9;

[0015] One end of the electro-hydraulic servo actuator 4 is connected to the reaction wall 6 , and the other end is connected to one end of the one-way hinge connection 9 , and the other end of the one-way hinge connection 9 is connected to the third bolt hole 106 .

[0016] Preferably, it further comprises a support assembly, and the frame is vertically arranged on the support assembly.

[0017] Preferably, the support assembly includes a support 7;

[0018] The support 7 includes: a vertical plate 701 arranged perpendicular to each other, a bottom plate 702 and a plurality of reinforcing ribs arranged in parallel and perpendicular to the vertical plate 701 and the bottom plate 702. The vertical plate 701 is provided with bolt holes for hinged connection with the frame.

[0019] Preferably, the support assembly further includes a base 8;

[0020] The base 8 includes: a ground beam 801 and pressure beams 802 arranged at both ends above the ground beam 801;

[0021] The ground beam 801 includes two parallel webs and flanges connected to both ends of the webs. The ground beam 801 is H-shaped.

[0022] The compression beam 802 includes a web and a plurality of stiffening ribs vertically arranged on the web, and the compression beam 801 is H-shaped.

[0023] Preferably, it further includes anchor bolts 803 , and bolt holes are provided on the pressure beam 802 , and the pressure beam 802 is connected to the ground through the anchor bolts 803 passing through the bolt holes.

[0024] Preferably, it further comprises a portal frame 11, a portal frame crossbeam 10 provided on the portal frame 11, and a lateral restraining crossbeam 5 provided on the portal frame crossbeam 10 and connected axially perpendicularly to the portal frame crossbeam 10;

[0025] The lateral restraining beams 5 are I-shaped and are arranged on both sides of the frame.

[0026] Compared with the prior art, the present invention has the following beneficial effects:

[0027] 1. A unidirectional tensile bearing capacity test loading device for cross-diagonal materials of various lengths, comprising a frame, a power device and a fixing frame installed inside the frame; one end of the power device is horizontally connected to the frame, and the other end is horizontally and vertically connected to the reaction wall; the cross-diagonal material to be tested is fixed in the frame, and the fixing frame is connected to the cross-diagonal material and the frame respectively; the length of the frame is determined based on the length of the cross-diagonal material, and the deformation of the cross-diagonal material is observed by applying unidirectional tension to the cross-diagonal material through the power device, thereby determining the unidirectional tensile bearing capacity of the cross-diagonal material; the length of the frame is adjusted according to the length of the cross-diagonal material and fixed in the frame, and the power device applies unidirectional tension to the cross-diagonal material fixed by the fixing frame to test the unidirectional tensile bearing capacity of cross-diagonal materials of various lengths; the present invention fixes the cross-diagonal material in the frame by the fixing frame, and then applies tension horizontally by the power member, so as to accurately measure the unidirectional tensile condition of the cross-diagonal material.

[0028] 2. The present invention installs profiles of different lengths through a frame, and uses a power device to perform unidirectional tensile bearing capacity on the cross-slope materials to test the bearing capacity of the cross-slope materials.

[0029] 3. The present invention adjusts the length of the frame by coordinating the support and the base with the frame to install cross-beams of different lengths and thicknesses, and tests the tensile bearing capacity of the frame through an electro-hydraulic servo actuator. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 Schematic diagram of a unidirectional tensile bearing capacity test loading device for cross-bracing materials of various lengths according to the present invention;

[0031] Figure 2 It is a schematic diagram of the loading end frame column structure of the present invention;

[0032] Figure 3 This is a schematic diagram of the non-loaded end frame column structure of the present invention;

[0033] Figure 4 It is a schematic diagram of the detailed structure of the frame column of the present invention;

[0034] Figure 5 It is a schematic diagram of the frame beam structure of the present invention;

[0035] Figure 6 It is a schematic diagram of the support structure of the present invention;

[0036] Figure 7 It is a schematic diagram of the base structure of the present invention;

[0037] Figure 8 It is a schematic diagram of the pressure beam structure of the present invention;

[0038] Figure 9 It is a schematic diagram of the ground beam structure of the present invention;

[0039] Figure 10 It is a schematic structural diagram of a one-way hinge connection of the present invention;

[0040] Figure 11 This is a schematic diagram of the assembly of the present invention after changing the length of the cross-beam;

[0041] In the figure: 1. Loading end frame column; 2. Non-loading end frame column; 3. Frame beam; 4. Electro-hydraulic servo actuator; 5. Lateral restraint beam; 6. Reaction wall; 7. Support; 8. Base; 9. One-way hinge connector; 10. Gantry beam; 11. Gantry; 12. Cross diagonal material;

[0042] 101, channel steel; 102, first gusset plate; 103, second gusset plate; 104, first bolt hole; 105, second bolt; 106, third bolt hole; 107, fourth bolt hole; 108, fifth bolt hole; 109, bottom plate; 110, ear plate; 111, first stiffening rib; 112, second stiffening rib;

[0043] 301, steel pipe; 302, bottom plate; 303, ear plate; 304, third stiffening rib; 305, fourth stiffening rib; 306, sixth bolt hole;

[0044] 701, vertical plate; 702, bottom plate; 703, fifth stiffening rib; 704, sixth stiffening rib; 705, seventh bolt hole; 706, eighth bolt hole; 707, ninth bolt hole;

[0045] 801, ground beam; 802, pressure beam; 803, anchor bolt; 804, first bolt hole

[0046] 901, first connecting plate; 902, two parallel ear plates; 903, bolt hole on the first connecting plate; 904, second bolt hole. DETAILED DESCRIPTION

[0047] The embodiments of the present invention will be further described with reference to the accompanying drawings.

[0048] Example 1

[0049] Combine Figure 1 , the present invention provides a unidirectional tensile bearing capacity test loading device for cross-oblique materials of various lengths, comprising a frame, a power device and a fixing frame installed inside the frame;

[0050] One end of the power device is horizontally connected to the frame, and the other end is horizontally and vertically connected to the reaction wall 6. The cross-diagonal material 12 to be measured is fixed in the frame, and the fixing frame is connected to the cross-diagonal material 12 and the frame respectively;

[0051] The frame length is determined based on the length of the cross diagonal member 12 . The unidirectional tensile bearing capacity of the cross diagonal member 12 is determined by applying unidirectional tension to the cross diagonal member 12 through a power device and observing the deformation of the cross diagonal member 12 .

[0052] The frame includes a loading end frame column 1, a non-loading end frame column 2 and a frame beam 3;

[0053] The loading end frame column 1 and the non-loading end frame column 2 are arranged in parallel, and jacks are provided on the outside of the loading end frame column 1 and the non-loading end frame column 2. The two ends of the frame beam 3 are respectively connected to one side end point of the loading end frame column 1 and the non-loading end frame column 2.

[0054] A plurality of first gusset plates 102 and a plurality of first bolt holes 104, second bolt holes 105 and third bolt holes 106 are provided on the loading end frame column 1 and the non-loading end frame column 2; a plurality of second gusset plates 103 and a plurality of fourth bolt holes 107 are provided on the second gusset plates 103;

[0055] The first gusset plate 102 is connected to the frame beam 3 through the first bolt hole 104, connected to the cross diagonal member 12 through the second bolt hole 105, and connected to the power device through the third bolt hole 106;

[0056] The second gusset plate 103 is connected to the fixing frame through the fourth bolt holes 107 .

[0057] The fixing frame is triangular;

[0058] The three vertices of the fixing frame are respectively connected to the frame, the first diagonal member of the cross diagonal members, and the second diagonal member of the cross diagonal members.

[0059] The power device includes an electro-hydraulic servo actuator 4 and a one-way hinge connection 9;

[0060] One end of the electro-hydraulic servo actuator 4 is connected to the reaction wall 6 , and the other end is connected to one end of the one-way hinge connection 9 , and the other end of the one-way hinge connection 9 is connected to the third bolt hole 106 .

[0061] It also includes a supporting component, and the frame is vertically arranged on the supporting component.

[0062] The support assembly includes a support 7;

[0063] The support 7 includes: a vertical plate 701 arranged perpendicular to each other, a bottom plate 702 and a plurality of reinforcing ribs arranged in parallel and perpendicular to the vertical plate 701 and the bottom plate 702. The vertical plate 701 is provided with bolt holes for hinged connection with the frame.

[0064] The support assembly further includes a base 8;

[0065] The base 8 includes: a ground beam 801 and pressure beams 802 arranged at both ends above the ground beam 801;

[0066] The ground beam 801 includes two parallel webs and flanges connected to both ends of the webs. The ground beam 801 is H-shaped.

[0067] The compression beam 802 includes a web and a plurality of stiffening ribs arranged perpendicularly to the web. The compression beam 801 is H-shaped.

[0068] It also includes anchor bolts 803 , and bolt holes are provided on the pressure beam 802 , through which the pressure beam 802 is connected to the ground.

[0069] The invention also includes a portal frame 11, a portal frame crossbeam 10 provided on the portal frame 11, and a lateral restraining crossbeam 5 provided on the portal frame crossbeam 10 and connected to the portal frame crossbeam 10 axially perpendicularly;

[0070] The lateral restraining beams 5 are in an I-shape and are arranged on both sides of the frame.

[0071] Example 2

[0072] Combine Figure 11In a specific embodiment of the present invention, a unidirectional tensile bearing capacity test loading device that can adapt to various lengths of cross-diagonal materials is disclosed. The device mainly includes a loading end frame column 1, a non-loading end frame column 2, a frame beam 3, an electro-hydraulic servo actuator 4, a lateral constraint beam 5, a reaction wall 6, a support 7, a base 8, a unidirectional hinge connection 9, a portal beam 10, and a portal 11; the frame beam 3 is arranged at the upper end of the loading end frame column 1 and the non-loading end frame column 2, and both ends of the frame beam 3 are hinged to the node plates on the two frame columns 1 and 2, and a cross-diagonal material substructure specimen 12 is placed in the frame formed by the frame beam 3 and the two frame columns 1 and 2; the support 7 is arranged on the base 8, the lower part of the support 7 is fixed to the base 8, and the upper part is hinged to the two frame columns 1 and 2, so as to realize the hinge connection between the frame columns 1 and 2 and the frame beam 3. 1 and 2 are hinged to the support 7; one end of the electro-hydraulic servo actuator 4 is fixed to the reaction wall 6, and the other end is connected to the one-way hinge connection 9; the one-way hinge connection 9 is parallel to the electro-hydraulic servo actuator 4, one end of the one-way hinge connection 9 is fixed to the electro-hydraulic servo actuator 4, and the other end is hinged to the first node plate 102 on the loading end frame column 1; the electro-hydraulic servo actuator 4 is at the same height as the frame beam 3, and the electro-hydraulic servo actuator 4 can be extended and retracted in the horizontal direction, thereby providing horizontal tension to the experimental device; the lateral constraint beam 5 is placed on the upper part of the portal beam 10, and a pulley is placed between the lateral constraint beam 5 and the loading frame, which is constrained on both sides of the loading frame by a jack to provide lateral support to the frame to prevent the frame from moving out of the plane during loading; the portal beam 10 is fixed to the portal 11 by bolts;

[0073] Combine Figure 2 The loading end frame column 1 includes two channel steels 101, a first node plate 102, a second node plate 103, a first bolt hole 104, a second bolt 105, a third bolt hole 106, a fourth bolt hole 107, a fifth bolt hole 108, a base plate 109, an ear plate 110, a first stiffening rib 111, and a second stiffening rib 112. Two channel steels 101 are welded end to end, and slots are cut at different heights in the two channel steels 101. The first node plate 102 is welded through the frame column to meet the needs of cross diagonals of various lengths; the second node plate 103 is welded to the middle of the first node plate 102 and the fifth bolt hole 108 on the loading end frame column 1, and is used to connect the auxiliary materials on the cross diagonal; the first bolt hole 104 on the first node plate 102 is used to connect with the one-way hinge connector 9, the second bolt hole 105 is used to connect with the frame beam 3, the third bolt hole 106 is used to connect with the cross diagonal specimen 12, the fourth bolt hole 107 on the second node plate is used to connect with the auxiliary materials on the cross diagonal specimen 12, and the fifth bolt hole 108 is used to connect with the support 7. The bottom plate 109 is welded to the bottom of the two channel steels 101 , two ear plates 110 are welded to the lower part of the bottom plate 109 , a first stiffening rib 111 is welded between the bottom plate 109 and the two channel steels 101 , and a second stiffening rib 112 is welded between the bottom plate 109 and the two ear plates 110 .

[0074] Combine Figure 3 The difference between the non-loaded end frame column 2 and the loaded end frame column 1 is that the first gusset plate 202 on the non-loaded end frame column 2 does not have a bolt hole connected to the one-way hinge connector 9. The other structures are exactly the same.

[0075] In this embodiment, combined with Figure 4 , the frame beam 3 includes a steel pipe 301, a base plate 302, an ear plate 303, a third stiffening rib 304, a fourth stiffening rib 305, and a sixth bolt hole 306. A base plate 302 is welded to each end of the steel pipe 301, the ear plate 303 is welded to the base plate 302, the third stiffening rib 304 is welded between the steel pipe 301 and the base plate 302, the fourth stiffening rib 305 is welded between the ear plate 303 and the base plate 302, and the sixth bolt hole 306 is used to connect with the two frame columns 1 and 2. During the test, by only changing the length of the frame beam 3, the needs of testing cross-oblique material specimens 12 of different lengths are met, which greatly improves the versatility of this device. The lateral restraint beam 5 is placed on the upper part of the portal beam 10, and a pulley is placed between the lateral restraint beam 5 and the loading frame. It is constrained on both sides of the loading frame by a jack to provide lateral support to the frame to prevent the frame from out-of-plane displacement during loading;

[0076] Combine Figure 5 The support 7 includes a vertical plate 701, a bottom plate 702, a fifth stiffening rib 703, a sixth stiffening rib 704, a seventh bolt hole 705, an eighth bolt hole 706, and a ninth bolt hole 707. A support 7 is provided below each of the loading-end frame column 1 and the non-loading-end frame column 2. The seventh bolt hole 705 on each support is used for hinged connection with the frame columns 1 and 2, the eighth bolt hole 706 is used for connection with the cross-diagonal specimen 12, and the ninth bolt hole 707 is used for fixed connection with the base 8.

[0077] In this embodiment, combined with Figure 1 In order to improve the integrity and assemblability of the entire device, a base 8 is provided, and the rigidity of the base 8 is the same as the ground; Figure 6 The base 8 includes a ground beam 801, a pressure beam 802 for securing the ground beam 801, and anchor bolts 803. The ground beam 801 has a first bolt hole 804 for connecting to the support 7. The pressure beam 802 is placed at both ends of the ground beam 801 and has bolt holes 805 for connecting to the anchor bolts 803. The ground beam 801 is an H-shaped steel beam, which includes two parallel webs and upper and lower flanges connected at both ends of the webs. The pressure beam 802 is also an H-shaped steel beam with stiffening ribs on the webs. During the test, the distance between the two frame columns was changed by moving the base 8 at the non-loaded end, and then connecting frame beams 3 of corresponding lengths to form a frame that can accommodate cross-diagonal specimens 12 of different lengths.

[0078] In this embodiment, combined with Figure 7 and Figure 10 The one-way hinge connector 9 includes a first connecting plate 901, two parallel lugs 902, bolt holes 903 in the first connecting plate, and second bolt holes 904 in the parallel lugs. The one-way hinge connector 9 is fixedly connected to the electro-hydraulic servo actuator 4 via the bolt holes 903 in the first connecting plate 901. The second bolt holes 904 in the parallel lugs 902 are hingedly connected to the loading-end frame column 1. The electro-hydraulic servo actuator 4, the one-way hinge connector 9, and the frame beam 3 are at the same height.

[0079] In this embodiment, combined with Figure 8 and Figure 9 By moving the base 8 at the non-loaded end to reduce the distance between the two frame columns, and then connecting the corresponding shorter frame beams 3, a frame is formed that can accommodate shorter cross-bracing specimens 12. Node plates of corresponding heights allow for the connection of shorter cross-bracing specimens 12 to the frame. This method allows a single device to accommodate cross-bracing specimens 12 of various lengths, enabling comprehensive and systematic research on cross-bracing specimens of varying lengths and slenderness ratios. It offers the advantages of flexible loading, simple assembly, adjustability, and strong applicability and practicality.

[0080] Those skilled in the art will appreciate that the embodiments of the present application may be provided as methods, systems, or computer program products. Therefore, the present application may take the form of a complete hardware embodiment, a complete software embodiment, or an embodiment combining software and hardware. Furthermore, the present application may take the form of a computer program product implemented on one or more computer-usable storage media, including but not limited to magnetic disk storage, CD-ROM, optical storage, etc., containing computer-usable program code.

[0081] The present application is described with reference to the flowcharts and / or block diagrams of the methods, device systems, and computer program products according to the embodiments of the present application. It should be understood that each process and / or block in the flowchart and / or block diagram, as well as the combination of the processes and / or blocks in the flowchart and / or block diagram, can be implemented by computer program instructions. These computer program instructions can be provided to a processor of a general-purpose computer, a special-purpose computer, an embedded processor, or other programmable data processing device to produce a machine, so that the instructions executed by the processor of the computer or other programmable data processing device generate instructions for implementing the processes in the flowchart and / or block diagram. Figure 1 a process or multiple processes and / or boxes Figure 1 A device that provides the functions specified in a block or multiple blocks.

[0082] These computer program instructions may also be stored in a computer readable memory that can direct a computer or other programmable data processing device to work in a specific manner, so that the instructions stored in the computer readable memory produce an article of manufacture comprising an instruction device, which implements the process Figure 1 a process or multiple processes and / or boxes Figure 1 The function specified in one or more boxes.

[0083] These computer program instructions can also be loaded onto a computer or other programmable data processing device so that a series of operational steps are executed on the computer or other programmable device to produce a computer-implemented process, thereby providing the instructions executed on the computer or other programmable device for implementing the process. Figure 1 a process or multiple processes and / or boxes Figure 1 A step that specifies a function in one or more boxes.

[0084] The above are merely embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention are included in the scope of the claims of the present invention to be approved.

Claims

1. A unidirectional tensile bearing capacity test loading device for cross-beams of various lengths, characterized by: It includes a frame, a power device and a fixing frame installed inside the frame; One end of the power device is horizontally connected to the frame, and the other end is horizontally and vertically connected to the reaction wall (6); the cross-slanting material (12) to be measured is fixed in the frame, and the fixing frame is respectively connected to the cross-slanting material (12) and the frame; The frame length is determined based on the length of the cross diagonal material (12), and the unidirectional tensile bearing capacity of the cross diagonal material (12) is determined by applying a unidirectional tensile force to the cross diagonal material (12) through the power device and observing the deformation of the cross diagonal material (12); The frame comprises a loading end frame column (1), a non-loading end frame column (2) and a frame beam (3); The loading end frame column (1) and the non-loading end frame column (2) are arranged in parallel, jacks are provided on the outside of the loading end frame column (1) and the non-loading end frame column (2), and the two ends of the frame beam (3) are respectively connected to one end point of the loading end frame column (1) and the non-loading end frame column (2); The loading end frame column (1) and the non-loading end frame column (2) are both provided with a plurality of first gusset plates (102) and a plurality of first bolt holes (104), second bolt holes (105) and third bolt holes (106) provided on the first gusset plates (102); and a plurality of second gusset plates (103) and a plurality of fourth bolt holes (107) provided on the second gusset plates (103); The first node plate (102) is connected to the frame beam (3) through the first bolt hole (104), connected to the cross-slant material (12) through the second bolt hole (105), and connected to the power device through the third bolt hole (106); The second node plate (103) is connected to the fixing frame through the fourth bolt hole (107); The power device includes an electro-hydraulic servo actuator (4) and a one-way hinge connection (9); One end of the electro-hydraulic servo actuator (4) is connected to the reaction wall (6), and the other end is connected to one end of the one-way hinge connection (9), and the other end of the one-way hinge connection (9) is connected to the third bolt hole (106); Also included is a support assembly, the frame being vertically disposed on the support assembly; The support assembly includes a support (7); The support (7) comprises: a vertical plate (701) arranged perpendicular to each other, a bottom plate (702), and a plurality of stiffening ribs arranged in parallel and perpendicular to the vertical plate (701) and the bottom plate (702); the vertical plate (701) is provided with bolt holes for hinged connection with the frame; The support assembly further comprises a base (8); The base (8) comprises: a ground beam (801) and pressure beams (802) arranged at both ends above the ground beam (801); The ground beam (801) comprises two parallel webs and flange plates connected to both ends of the webs, and the ground beam (801) is H-shaped; The compression beam (802) includes a web and a plurality of stiffening ribs arranged perpendicularly to the web, and the compression beam (802) is H-shaped; It also includes anchor bolts (803), and bolt holes are provided on the pressure beam (802), and the pressure beam (802) is connected to the ground through the anchor bolts (803) passing through the bolt holes.

2. The device according to claim 1, wherein The fixing frame is triangular in shape; The three vertices of the fixing frame are respectively connected to the frame, the first diagonal member of the cross diagonal members, and the second diagonal member of the cross diagonal members.

3. The device according to claim 1, wherein It also includes a portal frame (11), a portal frame crossbeam (10) arranged on the portal frame (11), and a lateral restraining crossbeam (5) arranged on the portal frame crossbeam (10) and connected axially perpendicularly to the portal frame crossbeam (10); The lateral restraining beam (5) is in an I-shape and is arranged on both sides of the frame.

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