Novel sliding support for steel structure

Abstract

The utility model discloses a novel sliding support for a steel structure, which relates to the technical field of supports, and comprises a lower pressure-bearing end plate and an upper pressure-bearing end plate positioned above the lower pressure-bearing end plate, the top of the upper pressure-bearing end plate is connected with an end frame upright post, reinforcing rib plates are connected between two sides of the end frame upright post and the upper pressure-bearing end plate, and the reinforcing rib plates are connected with the lower pressure-bearing end plate. Strip-shaped sliding grooves are symmetrically formed in the upper pressure-bearing end plate, and through holes located below the strip-shaped sliding grooves are formed in the lower pressure-bearing end plate. According to the novel sliding support for the steel structure, the horizontally-moving strip-shaped sliding groove is formed in the upper pressure-bearing end plate, horizontal movement of an end frame stand column can be coped through sliding of the bolt in the strip-shaped sliding groove, tiny strain of the support is allowed, part of stress is released, stress concentration is reduced, local bearing capacity is improved, and the service life of the support is prolonged. And local instability and failure caused by overlarge local stress are avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of support, more specifically to a novel sliding support for steel structure. BACKGROUND

[0002] The support in steel structure is the key component connecting structural members and foundation or other support structure, which not only undertakes the task of transmitting load, but also is responsible for controlling the movement of structure to ensure the safety and stability of structure. According to the different functions and applications, the steel structure support can be divided into various types, mainly including fixed support, movable support (including sliding support), guide support, etc.

[0003] The Chinese patent with application number 202021507733.1 discloses a large-span steel structure support, a structure base, the top end of the base is provided with a splicing block, the splicing block is internally provided with a steel groove, the bottom end of the base is provided with a sliding groove, the sliding groove is internally installed with sliding plate A and sliding plate B, the sliding plate A is located at the front end of the sliding groove, the sliding plate B is located at the rear end of the sliding groove, the top end of the base is provided with a plurality of through holes, the inside of the through holes is provided with thread A, a plurality of fixed grooves are arranged on the sliding plate A and the sliding plate B, the fixed grooves are internally provided with thread B, the sliding plate A and the sliding plate B are respectively screwed through the through holes and into the fixed grooves to fix the positions of the sliding plate A and the sliding plate B in the sliding groove. The large-span steel structure support has the following problems in use:

[0004] 1. After bearing load, a very large bending moment is generated at the end frame support, which causes great stress concentration and leads to bending of the connection, thereby affecting the safety of the entire structure. Although a strip-shaped hole is used on the column to allow the column to move horizontally, frequent reciprocating movement can cause wear on the threads of the bolts and the fixed holes.

[0005] 2. When connecting the column and the end plate, the bolt and the nut need to be fixed at the same time to allow the installation and disassembly of the bolt, which makes the installation and disassembly process too complicated and increases the disassembly time.

[0006] Therefore, it is necessary to provide a novel sliding support for steel structure to solve the above problems. INVENTION CONTENTS

[0007] In view of the above problems, the utility model provides a novel sliding support for steel structure, which has the effect of improving the strength of the connection and allowing horizontal movement to reduce stress accumulation.

[0008] The utility model discloses a technical scheme that specifically adopts the following technical scheme in order to achieve the above-mentioned purpose:

[0009] The utility model provides a novel sliding support for steel structure, including lower pressure end plate and the upper pressure end plate who is located lower pressure end plate top, the top of upper pressure end plate is connected with end frame column, and the both sides of end frame column are connected with the reinforcing rib plate between upper pressure end plate, the upper pressure end plate is opened the strip -shaped slide groove of symmetrical arrangement, the lower pressure end plate is opened the through -hole of being located strip -shaped slide groove below, the through -hole and strip -shaped slide groove are equipped with bolt, the top of bolt is connected with nut, the outer wall of bolt is equipped with sliding assembly:

[0010] The sliding assembly includes an upper sleeve and a lower sleeve, the top of the lower sleeve is connected with an extension column penetrating the upper sleeve, the extension column is provided with a guide boss at both ends, a groove corresponding to the guide boss is formed on the inner ring surface of the upper sleeve, an upper eccentric groove and a lower eccentric groove are formed on the outer ring surface of the upper sleeve, an upper roller is rotatably connected in the upper eccentric groove, and a lower roller is rotatably connected in the lower eccentric groove, the upper roller and the lower roller are in contact with the inner walls of both sides of the strip-shaped slide groove.

[0011] Preferably, strip-shaped supports are connected to the upper and lower ends of the upper sleeve, and the strip-shaped supports are in clearance fit with the inner walls of the strip-shaped slide groove.

[0012] Preferably, a gasket is arranged between the upper sleeve and the nut, and the bottom of the gasket is connected with a gasket in contact with the upper sleeve.

[0013] Preferably, a clamping block is connected to the bottom of the lower sleeve in cooperation with the head of the bolt.

[0014] Preferably, a support column is connected to the bottom of the lower pressure end plate, and a bottom pressure end plate is connected to the bottom of the support column.

[0015] Compared with the prior art, the utility model has the beneficial effects that:

[0016] 1. The strip-shaped slide groove horizontally moving on the upper pressure end plate can cope with the horizontal movement of the end frame column through the sliding of the bolt in the strip-shaped slide groove, allowing the slight strain of the support, releasing part of the stress, thereby reducing the stress concentration, improving the local bearing capacity, and avoiding local instability failure caused by excessive local stress.

[0017] 2. The sliding assembly arranged on the outer wall of the bolt can protect the bolt and avoid the wear of the strip-shaped slide groove and the bolt caused by frequent movement. Meanwhile, the sliding assembly can limit the bolt, so that the bolt and the nut can be disassembled without being controlled simultaneously, improving the convenience. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is the front view schematic diagram of the utility model.

[0019] Figure 2 It is a schematic view of the upper and lower pressure bearing end plate structure in the utility model;

[0020] Figure 3 It is a schematic view of the strip-shaped sliding groove and through hole structure in the utility model;

[0021] Figure 4 It is a schematic view of the upper and lower sleeve structure in the utility model;

[0022] Figure 5 It is a schematic view of the bolt and clamping block structure in the utility model;

[0023] Figure 6 It is an exploded view of the upper and lower sleeve structure in the utility model.

[0024] Reference signs:

[0025] 101, lower pressure bearing end plate; 102, upper pressure bearing end plate; 103, end frame column; 104, reinforcing rib plate; 105, strip-shaped sliding groove; 106, through hole; 107, bolt; 108, nut; 109, upper sleeve; 110, lower sleeve; 111, extension column; 112, guide boss; 113, upper eccentric groove; 114, lower eccentric groove; 115, upper roller; 116, lower roller; 117, strip-shaped support; 118, gasket; 119, gasket; 120, clamping block; 121, support column; 122, bottom pressure bearing end plate. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0027] Please refer to Figures 1-6The utility model provides a new type steel structure sliding support, including lower pressure end plate 101 and the upper pressure end plate 102 in the upper pressure end plate 101, the upper pressure end plate 102 is connected to the bottom of end frame column 103, can be fixed on the lower pressure end plate 101 through the use bolt 107, the top of upper pressure end plate 102 is connected with end frame column 103, the both sides of end frame column 103 are connected with the reinforcing rib plate 104 between upper pressure end plate 102, and reinforcing rib plate 104 promotes the compression resistance of junction, the upper pressure end plate 102 is opened the strip slide groove 105 of symmetrical arrangement, strip slide groove 105 is set to the horizontal movement direction of end frame column 103, so that bolt 107 can slide in strip slide groove 105, the lower pressure end plate 101 is opened the through hole 106 below strip slide groove 105, and bolt 107 is fixed in the through hole 106, and the top of bolt 107 slides in strip slide groove 105, the through hole 106 and strip slide groove 105 are equipped with bolt 107, the top of bolt 107 is connected with nut 108, and the outer wall of bolt 107 is equipped with sliding assembly:

[0028] When using, the top of bolt 107 will slide in strip slide groove 105, after frequent reciprocating movement, the thread wear condition will appear, the following provides a structure to avoid thread wear: reference Figures 4 to 6 The sliding assembly includes an upper sleeve 109 and a lower sleeve 110, the top of the lower sleeve 110 is connected with an extension column 111 that penetrates the upper sleeve 109, the extension column 111 has guide bosses 112 at both ends, the top of the lower sleeve 110 is connected with the extension column 111, the guide bosses 112 have a guiding effect on the upper sleeve 109, allowing it to move axially, facilitating the installation of the upper sleeve 109 and the lower sleeve 110 together and preventing them from rotating, a recess corresponding to the guide bosses 112 is formed on the inner ring surface of the upper sleeve 109, an upper eccentric groove 113 and a lower eccentric groove 114 are arranged on the outer ring surface of the upper sleeve 109, the upper eccentric groove 113 and the lower eccentric groove 114 are arranged vertically to the side wall of the strip slide groove 105, an upper roller 115 is rotatably connected in the upper eccentric groove 113, and a lower roller 116 is rotatably connected in the lower eccentric groove 114, the upper roller 115 and the lower roller 116 are in contact with the inner walls of the two sides of the strip slide groove 105 respectively, the upper sleeve 109 will slide in the strip slide groove 105, causing wear to the upper sleeve 109, the upper roller 115 and the lower roller 116 are close to the two side walls of the strip slide groove 105 respectively, and the rotation of the upper roller 115 and the lower roller 116 converts the frictional connection into a rotational connection, reducing friction.

[0029] Specifically, reference Figure 5 And Figure 6The upper sleeve 109 is connected with a strip-shaped support 117 at the upper and lower ends, when the bolt 107 is rotated, the upper sleeve 109 is rotated, the strip-shaped support 117 is clamped on the two side walls of the strip-shaped sliding groove 105, so that the upper sleeve 109 cannot be rotated, the strip-shaped support 117 is matched with the inner wall of the strip-shaped sliding groove 105.

[0030] Specifically, referring to Figure 5 The upper sleeve 109 and the nut 108 are provided with a gasket 118, the gasket 118 is used for increasing the contact area, the bottom of the gasket 118 is connected with a gasket 119 in contact with the upper sleeve 109, the gasket 119 is made of rubber, and is used for coping with the change of thermal expansion and cold contraction.

[0031] Specifically, referring to Figure 5 The bottom of the lower sleeve 110 is connected with a clamping block 120 matched with the head of the bolt 107, the clamping block 120 is used for clamping the end with the hexagonal head of the bolt 107, so that the bolt 107 cannot be rotated in the lower sleeve 110, and only the nut 108 at the top of the bolt 107 needs to be rotated, so that the bolt 107 can be disassembled, and convenience is improved.

[0032] Specifically, referring to Figure 1 The bottom of the lower sleeve 110 is connected with a clamping block 120 matched with the head of the bolt 107, the clamping block 120 is used for clamping the end with the hexagonal head of the bolt 107, so that the bolt 107 cannot be rotated in the lower sleeve 110, and only the nut 108 at the top of the bolt 107 needs to be rotated, so that the bolt 107 can be disassembled, and convenience is improved.

[0033] In the embodiment, the end frame column 103 is connected to the top of the upper bearing end plate 102, the upper bearing end plate 102 is installed on the lower bearing end plate 101 through the bolt 107, the strip-shaped sliding groove 105 is arranged on the lower bearing end plate 101, the horizontal sliding of the end frame column 103 is coped with through the sliding of the bolt 107 in the strip-shaped sliding groove 105, the sliding assembly sleeved on the bolt 107 can reduce the friction, and the service life is improved.

[0034] The above embodiment is only a preferred embodiment of the utility model, and cannot be used to limit the range of the utility model protection, and any non-substantial change and replacement made by the person skilled in the art on the basis of the utility model belongs to the range of the utility model protection.

Claims

1. A new sliding support for steel structures, characterized by: The utility model provides end frame column (103) is connected to the top of upper pressure -bearing end plate (102), and the both sides of end frame column (103) and upper pressure -bearing end plate (102) are connected with reinforcing rib plate (104), and the top of upper pressure -bearing end plate (102) is connected with end frame column (103), and the both sides of upper pressure -bearing end plate (102) and end frame column (103) are connected with reinforcing rib plate (104), and the top of upper pressure -bearing end plate (102) is connected with end frame column (103), and the both sides of upper pressure -bearing end plate (102) and end frame column (103) are connected with reinforcing rib plate (104), and the top of upper pressure -bearing end plate (102) is connected with end frame column (103), and the both sides of upper pressure -bearing end plate (102) and end frame column (103) are connected with reinforcing rib plate (104), and the top of upper pressure -bearing end plate (102) is connected with end frame column (103), and the both sides of upper pressure -bearing end plate (102) and end frame column (103) are connected with reinforcing rib plate (104), and the top of upper pressure -bearing end plate (102) is connected with end frame column (103), and the both sides of upper pressure -bearing end plate (102) and end frame column (103) are connected with reinforcing rib plate (104), and the top of upper pressure -bearing end plate (102) is connected with end frame column (103), and the both sides of upper pressure -bearing end plate (102) and end frame column (103) are connected with reinforcing rib plate (104), and the top of upper pressure -bearing end plate (102) is connected with end frame column (103), and the both sides of upper pressure -bearing end plate (102) and end frame column (103) are connected with reinforcing rib plate (104), and the top of upper pressure -bearing end plate (102) is connected with end frame column (103), and the both sides of upper pressure -bearing end plate (102) and end frame column (103) are connected with reinforcing rib plate (104), and the top of upper pressure -bearing end plate (102) is connected with end frame column (103), and the both sides of upper pressure -bearing end plate (102) and end frame column (103) are connected with reinforcing rib plate (104), and the top of upper pressure -bearing end plate (102) is connected with end frame column (103), and the both sides of upper pressure -bearing end plate (102) and end frame column (103) are connected with reinforcing rib plate (104), and the top of upper pressure -bearing end plate (102) is connected with end frame column (103), and the both sides of upper pressure -bearing end plate (102) and end frame column (103) are connected with reinforcing rib plate (104), and the top of upper pressure -bearing end plate (102) is connected with end frame column (103), and the both sides of upper pressure -bearing end plate (102) and end frame column (103) are connected with reinforcing rib plate (104), and the top of upper pressure -bearing end plate (102) is connected with end frame column (103), and the both sides of upper pressure -bearing end plate (102) and end frame column (103) are connected with reinforcing rib plate (104), and the top of upper pressure -bearing end plate (102) is connected with end frame column (103), and the both sides of upper pressure -bearing end plate (102) and end frame column (103) are connected with reinforcing rib plate (104), and the top of upper pressure -bearing end plate (102) is connected with end frame column (103), and the both sides of upper pressure -bearing end plate (102) and end frame column (103) are connected with reinforcing rib plate (104), and the top of upper pressure -bearing end plate (102) is connected with end frame column (103), and the both sides of upper pressure -bearing end plate (102) and end frame column (103) are connected with reinforcing rib plate (104), and the top of upper pressure -bearing end plate (102) is connected with end frame column (103), and the both sides of upper pressure -bearing end plate (102) and end frame column (103) are connected with reinforcing rib plate (104), and the top of upper pressure -bearing end plate (102) is connected with end frame column (103), and the both sides of upper pressure -bearing end plate (102) and end frame column (103) are connected with reinforcing rib plate (104), and the top of upper pressure -bearing end plate (102) is connected with end frame column (103), and the both sides of upper pressure -bearing end plate (102) and end frame column (103) are connected with reinforcing rib plate (104), and the top of upper pressure -bearing end plate (102) is connected with end frame column (103), and the both sides of upper pressure -bearing end plate (102) and end frame column (103) are connected with reinforcing rib plate (104), and the top of upper pressure -bearing end plate (102) is connected with end frame column (103), and the both sides of upper pressure -bearing end plate (102) and end frame column (103) are connected with reinforcing rib plate (104), and the top of upper pressure -bearing end plate (102) is connected with end frame column (103), and the both sides of upper pressure -bearing end plate (102) and end frame column (103) are connected with reinforcing rib plate (104), and the top of upper pressure -bearing end plate (102) is connected with end frame column (103), and the both sides of upper pressure -bearing end plate (102) and end frame column (103) are connected with reinforcing rib plate (104), and the top of upper pressure -bearing end plate (102) is connected with end frame column (103), and the both sides of upper pressure -bearing end plate (102) and end frame column (103) are connected with reinforcing rib plate (104), and the top of upper pressure -bearing end plate (102) is connected with end frame column (103), and the both sides of upper pressure -bearing end plate (102) and end frame column (103) are connected with reinforcing rib plate (104), and the top of upper pressure -bearing end plate (102) is connected with end frame column (103), and the both sides of upper pressure -bearing end plate (102) and end frame column (103) are connected with reinforcing rib plate (104), and the top of upper pressure -bearing end plate (102) is connected with end frame column (103), and the both sides of upper pressure -bearing end plate (102) and end frame column (103) are connected with reinforcing rib plate (104), and the top of upper pressure -bearing end plate (102) is connected with end frame column (103), and the both sides of upper pressure -bearing end plate (102) and end frame column (103) are connected with reinforcing rib plate (104), and the top of upper pressure -bearing end plate (102) is connected with end frame column (103), and the both sides of upper pressure -bearing end plate (102) and end frame column (103) are connected with reinforcing rib plate (104), and the top of upper pressure -bearing end plate (102) is connected with end frame column (103), and the both sides of upper pressure -bearing end plate (102) and end frame column (103) are connected with reinforcing rib plate (104), and the top of upper pressure -bearing end plate (102) is connected with end frame column (103), and the both sides of upper pressure -bearing end plate (102) and end frame column (103) are connected with reinforcing rib plate (104), and the top of upper pressure -bearing end plate (102) is connected with end frame column (103), and the both sides of upper pressure -bearing end plate (102) and end frame column (103) are connected with reinforcing rib plate (104), and the top of upper pressure -bearing end plate (102) is connected with end frame column (103), and the both sides of upper pressure -bearing end plate (102) and end frame column (103) are connected with reinforcing rib plate (104), and the top of upper pressure -bearing end plate (102) is connected with end frame column (103), and the both sides of upper pressure -bearing end plate (102) and end frame column (103) are connected with reinforcing rib plate (104), and the top of upper pressure -bearing end plate (102) is connected with end frame column (103), and the both sides of upper pressure -bearing end plate (102) and end frame column (103) are connected with reinforcing rib plate (104), and the top of upper pressure -bearing end plate (102) is connected with end frame column (103), and the both sides of upper pressure -bearing end plate (102) and end frame column (103) are connected with reinforcing rib plate (104), and the top of upper pressure -bearing end plate (102) is connected with end frame column (103), and the both sides of upper pressure -bearing end plate (102) and end frame column (103) are connected with reinforcing rib plate (104), and the top of upper pressure - ​ 2. A sliding support for a new type of steel structure according to claim 1, characterized in that: ​ 3. A sliding support for a new type of steel structure according to claim 1, characterized in that: ​ 4. A sliding support for a new type of steel structure according to claim 1, characterized in that: ​ 5. A sliding support for a new type of steel structure according to claim 1, characterized in that: ​

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