CN111733974B

CN111733974B - Steel structure support

Info

Publication number: CN111733974B
Application number: CN202010591457.XA
Authority: CN
Inventors: 廖新辉; 张杠杠; 葛广建
Original assignee: Zhejiang Changjin Construction Co ltd
Current assignee: Zhejiang Changjin Construction Co ltd
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2021-06-29
Anticipated expiration: 2040-06-24
Also published as: CN111733974A

Abstract

The application relates to a steel structure bracket, which relates to the technical field of building brackets and comprises a vertically arranged steel column and a horizontally arranged steel beam; a round rod with the diameter smaller than the width of the steel column is arranged at the top of the steel column, and a coaxial mounting sleeve is sleeved on the round rod; the mounting sleeve is rotatably mounted on the round rod along the horizontal direction, and the mounting sleeve is arranged on the round rod in a sliding manner along the height direction of the round rod; a plurality of supporting pieces which are circumferentially surrounded are arranged on the outer side wall of the bottom of the mounting sleeve and are placed along the horizontal direction; the upper end surface of the supporting piece is provided with an inserting groove, and the steel beam is inserted into the supporting piece from an upper end opening of the inserting groove; the steel column is provided with a plurality of limiting grooves circumferentially surrounding the bottom of the round rod, and the lower end of the supporting piece is embedded into the limiting grooves from the upper end openings of the limiting grooves; this application has the effect that can conveniently adjust the orientation of girder steel.

Description

Steel structure support

Technical Field

The application relates to the technical field of building supports, in particular to a steel structure support.

Background

At present, steel structure support is a support by steel constitution as the name implies, and the steel construction is used for in the aspect of the building usually, along with people to the reinforcing of environmental protection consciousness, traditional concrete construction is widely replaced to the steel construction building, and the steel construction has also obtained bigger utilization space, has yieldability and reliable and stable bearing capacity, and support construction is convenient, and the maintenance volume is little, and the support is retrieved the reuse rate height, reduces bamboo timber, timber and uses, and the environmental protection benefit is very obvious.

In the prior art, a chinese patent with an authorization publication number of CN210263378U discloses an anti-seismic steel structure support for an industrial plant, which includes a steel column and steel beams fixed on two sides of the steel column respectively, wherein a first mounting groove is formed on a side wall near the top of the steel column, and end portions of the two steel beams are inserted into the first mounting groove; the top of the steel column is provided with two second mounting grooves, the bottoms of the two second mounting grooves penetrate through the first mounting groove, and the side walls of the end parts of the two steel beams are provided with mounting holes matched with the second mounting grooves; the steel column is provided with the connecting portion of wearing to locate first mounting groove, second mounting groove, mounting hole simultaneously, is provided with the joint structure between connecting portion and the second mounting groove. When fixed girder steel, the tip of girder steel passes through first mounting groove and insert and connect in first mounting groove, and the mounting hole of girder steel is relative with the second mounting groove. Connecting portion pass first mounting groove, second mounting groove and mounting hole and through the joint structure be fixed in first mounting groove in, the girder steel is more stable with steel column connection, improves the girder steel and the steel column be connected shock resistance.

The above prior art solutions have the following drawbacks: when the support is installed, the bottom of the steel column needs to be fixedly installed on a construction surface, and once the position of the steel column is fixed, the opening directions of the corresponding first installation grooves are determined together; in the later stage, when the steel beam is installed, if the horizontal orientation of the steel beam needs to be adjusted, an installer needs to rotate and adjust the whole steel column to enable the opening of the first installation groove to face the required direction; this has not only increased installer's work load, and the adjustment process is comparatively loaded down with trivial details moreover.

Disclosure of Invention

To the not enough of prior art existence, this application provides a steel structure support, has the effect that can conveniently adjust the orientation of girder steel.

The technical purpose of the application is realized by the following technical scheme:

a steel structure bracket comprises a vertically arranged steel column and a horizontally arranged steel beam; a round rod with the diameter smaller than the width of the steel column is arranged at the top of the steel column, and a coaxial mounting sleeve is sleeved on the round rod; the mounting sleeve is rotatably mounted on the round rod along the horizontal direction, and the mounting sleeve is arranged on the round rod in a sliding manner along the height direction of the round rod; a plurality of supporting pieces which are circumferentially surrounded are arranged on the outer side wall of the bottom of the mounting sleeve and are placed along the horizontal direction; the upper end surface of the supporting piece is provided with an inserting groove, and the steel beam is inserted into the supporting piece from an upper end opening of the inserting groove; the steel column is provided with a plurality of limiting grooves circumferentially surrounding the bottom of the round rod, and the lower end of the supporting piece is embedded into the limiting grooves from the upper end openings of the limiting grooves.

By adopting the technical scheme, when the support is installed, the bottom of the steel column is fixedly installed on a construction surface; when the steel beam is installed, if the installation direction of the steel beam needs to be adjusted, the installation sleeve slides upwards along the round rod, so that the supporting pieces at the bottom of the installation sleeve are moved out of the respective limiting grooves; then, the mounting sleeve can rotate around the central shaft of the round rod, when the appointed supporting piece is rotated to the required mounting orientation, the mounting sleeve is moved downwards along the height direction of the round rod, so that the supporting piece is inserted into the corresponding limiting groove, and the purpose of limiting the rotation of the mounting sleeve is realized; it should be mentioned that the number of the limiting grooves is more than that of the supporting pieces, so that the orientation range of the supporting pieces can be enlarged; the installation direction of the steel beam can be adjusted by rotating the installation sleeve, the adjustment process is very simple and convenient, the workload of installation personnel is reduced, and the adjustment process is more flexible; after the orientation of the supporting piece is adjusted, the steel beam is inserted into the supporting piece from the upper end opening of the inserting groove, so that the end part of the steel beam can be supported; support piece can be more firm embedding at the spacing inslot under the effect of girder steel gravity to support piece's stability can further be improved.

The application is further configured to: the mounting sleeve comprises an outer sleeve and a cylinder which is positioned in the center of the outer sleeve and is communicated up and down; the cylinder is sleeved on the round rod, and the supporting piece is arranged on the outer side wall of the outer cylinder sleeve; the cylinder is fixedly connected with the outer cylinder sleeve, and an inner ring groove with a downward opening is formed between the cylinder and the outer cylinder sleeve; a limiting sleeve is arranged in the inner annular groove in a sliding manner along the vertical direction, and comprises a main sleeve sleeved outside the cylinder, a plurality of upper pressing plates arranged at the upper end of the main sleeve and a lower pressing plate rotatably arranged at the lower end of the main sleeve; the outer sleeve is provided with a through hole for the upper pressure plate to penetrate out of the inner part of the outer sleeve, and the through hole is formed along the height direction of the outer sleeve; the positions of the upper pressing plates and the steel beams after penetrating out are opposite one by one; the steel column is internally provided with an accommodating groove, the lower pressing plate is arranged in the accommodating groove in a sliding mode along the vertical direction, the lower pressing plate is provided with a linkage mechanism, the bottom of the supporting piece is provided with a through hole communicated with the insertion groove, one end of the linkage mechanism penetrates out of the steel column, and the linkage mechanism is inserted into the insertion groove from the bottom of the through hole along the vertical direction.

By adopting the technical scheme, when the steel beam is inserted into the insertion groove, the steel beam pushes the upper end of the linkage mechanism to gradually move downwards into the accommodating groove; at the moment, the linkage mechanism drives the limiting sleeve to integrally and gradually move downwards, and the upper pressing plate gradually moves towards the direction close to the upper end face of the steel beam along the through hole; when the lower end of the steel beam is completely inserted into the splicing groove, the upper pressing plate can tightly press the steel beam in the splicing groove, and when the steel beam is vibrated along the vertical direction, the vibration of the steel beam can be effectively reduced under the action of the upper pressing plate, so that the steel beam is kept stable; when pulling installation sleeve upwards, because the holding tank is located all the time to the holding down plate, can carry on spacingly to installation sleeve's the biggest promotion height under the effect of holding down plate to can prevent the condition that breaks away from the steel column because of too hard installation sleeve.

The application is further configured to: the linkage mechanism comprises a plurality of inserting rods which circumferentially surround the lower pressing plate, and the inserting rods are vertically arranged and are opposite to the limiting grooves one by one; the linkage mechanism further comprises a spring arranged in the accommodating groove, and the spring is placed along the sliding direction of the limiting sleeve; the lower end of the spring is abutted against the lower groove wall of the accommodating groove, and the upper end of the spring is abutted against the bottom of the lower pressing plate; the upper end of the inserted bar is inserted into the limit groove under the action of the spring.

By adopting the technical scheme, the lower limiting sleeve is jacked upwards under the action of the elastic force of the spring in a natural state, and the upper pressure plate moves to the highest position of the through hole; the position of the upper pressure plate is moved to the highest point of the through hole, and the gap between the upper pressure plate and the supporting piece is maximized, so that the steel beam can be smoothly inserted into the insertion groove from the gap between the upper pressure plate and the supporting piece; the inserted link is inserted into the limit groove under the action of the spring, and when the support piece is placed in the limit groove, the inserted link is inserted into the inserted link from the through hole at the bottom of the support piece; when inserting the girder steel in the inserting groove, the girder steel can be smooth promote the inserted bar downwards to can also play absorbing effect to the girder steel in the effect of spring.

The application is further configured to: the outer side wall of the outer cylinder sleeve is provided with a plug connector positioned in the plug-in connection groove, one end of the steel beam facing the outer side wall of the outer cylinder sleeve is provided with an arc-shaped surface, and the arc-shaped surface is mutually attached to the outer side wall of the outer cylinder sleeve; the arc-shaped surface is provided with an embedded groove for inserting the plug connector along the vertical direction.

By adopting the technical scheme, when the steel beam is installed, the connector clip is aligned to the position of the embedded groove, and then the steel beam is inserted from the right upper part of the insertion groove; along with the gradual insertion of the lower end of the steel beam into the insertion groove, the insertion piece is gradually inserted into one end of the steel beam from the lower end opening of the embedded groove; the steel beam can be limited and fixed in the inserting groove along the horizontal direction through the inserting and connecting piece and the inserting groove, so that the steel beam can be prevented from falling off from the inserting groove when being subjected to pulling force along the horizontal direction; further improving the fixing effect on the steel beam.

The application is further configured to: the lower end face of the upper pressing plate facing the steel beam is provided with an inserting block, and a clamping groove for the inserting block to be clamped in is formed in the upper end face of the steel beam.

Through adopting above-mentioned technical scheme, when the top board compressed tightly on the girder steel, the inserted block will insert in the draw-in groove, through the mutual block of inserted block and draw-in groove enable the top board more firm compress tightly the girder steel.

The application is further configured to: a backing groove positioned below the accommodating groove is further formed in the steel column, a sliding rail laid along the length direction of the limiting groove is arranged at the bottom of the backing groove, a supporting rod is arranged on the sliding rail in a sliding mode, and one end of the supporting rod penetrates out of an opening of the backing groove to the outer side of the steel column; after wearing out the bracing piece sets up to the direction slant slope that is close to the girder steel bottom gradually, just is in the bracing piece up end is formed with supporting platform, the girder steel is placed on supporting platform.

By adopting the technical scheme, when the steel beam is placed on the supporting piece, the middle part of the steel beam can be supported by the supporting platform, so that the other end of the steel beam can be prevented from inclining, and the steel beam is ensured to be in a horizontal state; so that the other end of the steel beam can be conveniently installed and fixed by an installer; the supporting piece not only can enable the steel beam to be more stable, but also can enhance the bearing capacity of the middle part of the steel beam; through sliding the bracing piece along the direction of slide rail to can realize the adjustment of bracing piece to the different support positions of girder steel.

The application is further configured to: the lower end of the lower pressing plate is inserted into the vertical groove along the vertical direction, and the spring is sleeved on the outer side of the vertical rod; the support rod in the retreating groove is provided with a limiting plug-in unit facing the vertical rod, the vertical rod is provided with a limiting slot with an opening facing the limiting plug-in unit, and the limiting plug-in unit is inserted into the limiting slot along the horizontal direction.

By adopting the technical scheme, when the steel beam is placed on the supporting piece, the bottom of the vertical rod is contacted with the bottom of the retreat groove; at the moment, the limiting plug-in components on the supporting rods are horizontally inserted into the limiting slots along the sliding rails, so that the vertical rods can be limited and fixed, and the upper pressure plate can be ensured to be continuously pressed on the steel beam by fixing the positions of the vertical rods; the steel beam, the supporting rod and the vertical rod are mutually constrained, so that the integral connecting structure is more stable and firm, and the integral strength of the structure is enhanced; when the orientation of the supporting piece is changed, the previous supporting rod is inserted into a new sliding rail after sliding out of the original sliding rail, so that the steel beam after being adjusted can be supported again.

The application is further configured to: a cross frame facing the outer side wall of the steel column is arranged on the supporting rod positioned on the outer side of the steel column, and a vertical gland is arranged at one end, close to the steel column, of the cross frame; when the limiting plug-in is completely inserted into the limiting slot, one side of the gland, which faces the steel column, is tightly attached to the outer side wall of the steel column.

By adopting the technical scheme, when one side of the gland is tightly attached to the outer side wall of the steel column, the contact area between the support rod and the steel column can be increased through the cross frame, and once the steel beam shakes, the shaking of the steel beam can be relieved under the help of the cross frame; and when moving the bracing piece to the direction that is close to the steel column, through the closely laminating of gland and steel column lateral wall to can remind installer spacing plug-in components this moment to have inserted in spacing slot completely.

To sum up, the beneficial effect of this application is:

1. when the installation orientation of the steel beam needs to be adjusted, the installation orientation of the steel beam can be adjusted only by rotating the installation sleeve, the adjustment process is very simple and convenient, the workload of installation personnel is reduced, and the adjustment process is more flexible; after the orientation of the supporting piece is adjusted, the steel beam is inserted into the supporting piece from the upper end opening of the inserting groove, so that the end part of the steel beam can be supported; the supporting piece can be more firmly embedded into the limiting groove under the action of the gravity of the steel beam, so that the stability of the supporting piece can be further improved;

2. when the steel beam is placed in the insertion groove on the support piece, the steel beam can be automatically fixed on the support piece in a stable and firm limiting manner under the action of the limiting sleeve.

Drawings

FIG. 1 is a schematic overall structure of the present application;

FIG. 2 is a schematic view of the present application showing a portion of the sleeve after the steel column is hidden;

FIG. 3 is a schematic view of the present application showing a portion of the receiving groove after the mounting sleeve and the limiting sleeve are hidden;

FIG. 4 is a partial schematic view highlighting the bottom of FIG. 2;

FIG. 5 is a schematic view of a portion of the present application highlighting a spacing sleeve;

FIG. 6 is a schematic view in partial structural section highlighting the interior of the steel column of FIG. 1.

Reference numerals: 1. a steel column; 11. a round bar; 12. a limiting groove; 13. accommodating grooves; 14. a withdrawal groove; 15. a slide rail; 16. a support bar; 17. a support platform; 18. a limiting plug-in; 19. a cross frame; 20. a gland; 2. a steel beam; 21. an arc-shaped surface; 22. caulking grooves; 23. a card slot; 3. installing a sleeve; 31. an outer cylinder sleeve; 311. perforating; 32. a cylinder; 33. an inner ring groove; 4. a support member; 41. inserting grooves; 42. a through hole; 43. a plug-in unit; 5. a limiting sleeve; 51. a main bushing; 52. an upper pressure plate; 53. a lower pressing plate; 54. inserting a block; 55. a vertical rod; 56. limiting slots; 6. a linkage mechanism; 61. inserting a rod; 62. a spring.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

Referring to fig. 1 and 2, for the steel structure bracket disclosed in the present application, the steel structure bracket includes a steel column 1 which is cylindrical and vertically placed and four steel beams 2 which are horizontally placed. The top central point of steel column 1 puts and is vertical fixed mounting and has the round bar 11 that the diameter is less than steel column 1, embolias on the round bar 11 and has been the installation sleeve 3 of coaxial setting, and fixed mounting has four support piece 4 that are the even interval of circumference and encircle on the bottom lateral wall of installation sleeve 3, and opening inserting groove 41 up has been seted up to support piece 4's up end, and four 2 one ends of girder steel insert in support piece 4 from respective relative inserting groove 41 upper end opening respectively.

As shown in fig. 3 and 4, the height of the round bar 11 is slightly higher than that of the mounting sleeve 3, and the mounting sleeve 3 can slide up and down along the height direction of the round bar 11, and the mounting sleeve 3 can rotate in the horizontal direction around the central axis of the round bar 11. The mounting sleeve 3 includes an outer sleeve 31 and a cylinder 32 fixedly mounted at the center of the outer sleeve 31 and penetrating vertically. The round bar 11 is inserted through the bottom opening of the cylinder 32 and is passed out through the top opening of the cylinder 32. Four supports 4 are fixedly installed on the outer side wall of the outer cylinder case 31, and the supports 4 are placed in the horizontal direction. Eight limiting grooves 12 with openings facing the support piece 4 are formed in the upper end face of the steel column 1, and the eight limiting grooves 12 are circumferentially and uniformly arranged around the bottom of the round rod 11 at intervals. The lower ends of the four supporting pieces 4 are respectively embedded into the limiting grooves 12 which are respectively opposite from the upper end openings of the limiting grooves 12.

As shown in fig. 4 and 5, an inner annular groove 33 with a downward opening is formed between the cylinder 32 and the outer sleeve 31, a limiting sleeve 5 is slidably mounted in the inner annular groove 33 along the vertical direction, and the limiting sleeve 5 includes a main sleeve 51 located in the middle, four upper pressing plates 52 circumferentially and uniformly fixed at the upper end of the main sleeve 51 at intervals, and a lower pressing plate 53 rotatably mounted at the lower end of the main sleeve 51. The upper pressing plate 52 and the lower pressing plate 53 are arranged in parallel, four through holes 311 respectively located right above the supporting member 4 are formed in the outer cylinder sleeve 31, the through holes 311 are formed along the height direction of the outer cylinder sleeve 31, and the upper pressing plates 52 horizontally penetrate through the through holes 311 respectively and slide up and down along the forming direction of the through holes 311. The upper pressing plate 52 is fixedly provided with an inserting block 54 on the lower end surface facing the steel beam 2, and the upper end surface of the steel beam 2 is provided with a clamping groove 23 (see fig. 2) for the inserting block 54 to be clamped in. The upper pressing plates 52 penetrating through the through holes 311 are opposite to the lower steel beams 2, and when the steel beams 2 are inserted into the insertion grooves 41, the insertion blocks 54 are clamped in the clamping grooves 23 (see fig. 2).

As shown in fig. 2, the outer side wall of the outer sleeve 31 is further fixedly provided with a plug connector 43 respectively located in the insertion groove 41, the cross section of the plug connector 43 is in a horizontal T shape, the steel beam 2 is formed towards one end of the outer sleeve 31 to form an arc surface 21 capable of being attached to the outer side wall of the outer sleeve 31, the arc surface 21 is provided with an embedded groove 22 for the plug connector 43 to be inserted along the vertical direction, and the embedded groove 22 is matched with the plug connector 43. Through in sliding into girder steel 2 one end top-down to inserting groove 41 during the installation, plug connector 43 will insert from the lower extreme opening of caulking groove 22 gradually, through the grafting cooperation of plug connector 43 with caulking groove 22, can fix girder steel 2 in inserting groove 41 along the horizontal direction is spacing to can prevent that girder steel 2 from taking place from the condition that drops in inserting groove 41 when receiving the pulling force along the horizontal direction, further improved the spacing fixed effect to girder steel 2.

As shown in fig. 3 and 5, an accommodating groove 13 is formed in the steel column 1, the lower pressing plate 53 is slidably disposed in the accommodating groove 13 along the vertical direction, the center of the lower pressing plate 53 is rotatably connected to the lower end of the main sleeve 51, the lower pressing plate 53 further includes eight extending plates surrounding in the circumferential direction at uniform intervals, and the extending plates correspond to the limiting grooves 12 in position one to one. The lower pressing plate 53 is provided with a linkage mechanism 6 for driving the limiting sleeve 5 to slide up and down. The linkage mechanism 6 comprises eight insertion rods 61 circumferentially surrounding the lower pressure plate 53, and the insertion rods 61 are vertically arranged and fixedly mounted at the lower ends of the extension plates respectively. The eight insertion rods 61 are respectively in one-to-one correspondence with the positions of the limiting grooves 12, and the upper ends of the insertion rods 61 penetrate out of the bottoms of the limiting grooves 12.

As shown in fig. 4 and 5, the bottom of the supporting member 4 is further provided with a through hole 42 communicating with the insertion groove 41, and the insertion rod 61 penetrating through the upper end opening of the limiting groove 12 (see fig. 3) is inserted into the insertion groove 41 through the through hole 42 in the vertical direction.

As shown in fig. 5 and 6, the linkage mechanism 6 further includes eight springs 62 fixedly mounted at the bottom of the receiving groove 13, the springs 62 are disposed along the sliding direction of the limiting sleeve 5, and the springs 62 correspond to the extending plates in one-to-one manner. The upper ends of the springs 62 are abutted against the tops of the respective opposite extension plates, and the lower ends of the springs 62 are abutted against the lower groove walls of the receiving grooves 13. When the steel beam 2 is not installed in the support 4, the limiting sleeve 5 is jacked up upwards under the action of the elastic force of the spring 62, the upper pressing plate 52 moves to the highest position of the through hole 311, and the gap between the upper pressing plate 52 and the support 4 is maximized, so that the steel beam 2 can be smoothly inserted into the insertion groove 41 (see fig. 2) from the gap between the upper pressing plate 52 and the support 4. The upper end of the insert rod 61 is inserted into the limit groove 12 (see fig. 3) under the action of the spring 62 in a natural state. The spring 62 also has a certain damping effect on the steel beam 2.

As shown in fig. 6, a retreat groove 14 located below the accommodating groove 13 is further formed in the steel column 1, a slide rail 15 laid along the length direction of the limiting groove 12 is fixedly installed at the bottom of the retreat groove 14, and a support rod 16 is installed in the retreat groove 14 in a sliding manner along the horizontal direction through the slide rail 15. The one end that the bracing piece 16 kept away from and move back the position groove 14 is worn out to the outside of steel column 1 from the side opening that moves back the position groove 14, and the bracing piece 16 after wearing out is the slope setting that inclines upwards to the direction that is close to top girder steel 2 gradually. And be formed with the supporting platform 17 that is close to girder steel 2 middle part at the up end of bracing piece 16, supporting platform 17 is parallel arrangement with girder steel 2, and girder steel 2 places on supporting platform 17. Can play the effect of support to the middle part of girder steel 2 through supporting platform 17 to can prevent that the girder steel 2 other end from taking place the slope, guarantee that girder steel 2 is in the horizontality, also can conveniently install fixedly the other end of girder steel 2 simultaneously. At this time, a stable triangle is formed among the support rod 16, the steel column 1 and the steel beam 2, so that the support strength of the steel beam 2 can be enhanced.

As shown in fig. 5 and 6, a vertical rod 55 inserted into the retreat slot 14 along the vertical direction is further fixedly mounted at the bottom of the extending plate of the lower pressing plate 53, and the spring 62 is sleeved on the outer side of the vertical rod 55. When placing the steel beam 2 on the support 4, the insertion rod 61 pushes the vertical rod 55 gradually to the bottom of the retreat groove 14. The supporting rod 16 located in the receding groove 14 is fixed with a limiting plug-in 18 facing the vertical rod 55, and a limiting slot 56 for the limiting plug-in 18 to be inserted in the horizontal direction is opened on the side wall of the vertical rod 55 in the vertical direction. The limiting plug-in components 18 are horizontally inserted into the limiting slots 56, so that the vertical rods 55 can be limited and fixed, and the upper pressing plate 52 above the vertical rods 55 can be continuously pressed on the steel beam 2 by fixing the positions of the vertical rods 55.

As shown in fig. 5 and 6, a cross frame 19 facing the outer side wall of the steel column 1 is fixedly mounted on the support rod 16 located outside the steel column 1, the cross frame 19 is in a horizontal direction, a vertical gland 20 is welded at one end of the cross frame 19 close to the steel column 1, and one side of the gland 20 facing the outer side wall of the steel column 1 is an arc surface. When the position limiting insert 18 is completely inserted into the position limiting slot 56, the gland 20 at this time is tightly attached to the outer side wall of the steel column 1. Move to closely laminating with steel column 1 lateral wall through with gland 20 one side to can increase the area of contact between bracing piece 16 and steel column 1, in case girder steel 2 takes place to rock and can alleviate rocking of girder steel 2 under the help of crossbearer 19.

The specific working conditions of this embodiment are:

when the support is installed, the bottom of the steel column 1 is fixedly installed on a construction surface. When the steel beam 2 is installed, if the installation direction of the steel beam 2 needs to be adjusted, the installation sleeve 3 slides upwards along the round rod 11, so that the supporting pieces 4 at the bottom of the installation sleeve 3 are moved out of the limiting grooves 12. Then, the mounting sleeve 3 can be rotated around the central axis of the round rod 11, and when the designated supporting member 4 is rotated to the desired mounting orientation, the mounting sleeve 3 is moved down along the height direction of the round rod 11, so that the supporting member 4 is inserted into the corresponding limiting groove 12, thereby achieving the purpose of limiting the rotation of the mounting sleeve 3. Through rotatory installation sleeve 3 can not only realize the adjustment to 2 installation orientations of girder steel, the adjustment process is very simple and convenient moreover, has reduced installer's work load, adjustment process flexibility more. After finishing adjusting the orientation of support piece 4, insert to support piece 4 through the upper end opening with girder steel 2 from inserting groove 41 in, just can realize playing the effect of supporting to the tip of girder steel 2 through support piece 4 to spacing sleeve 5 that is located installation sleeve 3 can realize automatically that the spacing of girder steel 2 is fixed, makes girder steel 2 can be by stable and firm fixing on support piece 4. Thereby the fixed effect to girder steel 2 can be strengthened greatly.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A steel structure bracket comprises a steel column (1) which is vertically arranged and a steel beam (2) which is horizontally arranged; the method is characterized in that: a round rod (11) with the diameter smaller than the width of the steel column (1) is arranged at the top of the steel column (1), and a coaxial mounting sleeve (3) is sleeved on the round rod (11); the mounting sleeve (3) is rotatably mounted on the round rod (11) along the horizontal direction, and the mounting sleeve (3) is arranged on the round rod (11) in a sliding manner along the height direction of the round rod (11); a plurality of supporting pieces (4) which are circumferentially surrounded are arranged on the outer side wall of the bottom of the mounting sleeve (3), and the supporting pieces (4) are placed along the horizontal direction; the upper end face of the supporting piece (4) is provided with an inserting groove (41), and the steel beam (2) is inserted into the supporting piece (4) from an upper end opening of the inserting groove (41); the steel column (1) is provided with a plurality of limiting grooves (12) circumferentially surrounding the bottom of the round rod (11), and the lower end of the supporting piece (4) is embedded into the limiting grooves (12) from the upper end openings of the limiting grooves (12); the mounting sleeve (3) comprises an outer sleeve (31) and a cylinder (32) which is positioned in the center of the outer sleeve (31) and penetrates up and down; the cylinder (32) is sleeved on the round rod (11), and the support piece (4) is arranged on the outer side wall of the outer cylinder sleeve (31); the cylinder (32) is fixedly connected with the outer cylinder sleeve (31), and an inner ring groove (33) with a downward opening is formed between the cylinder (32) and the outer cylinder sleeve (31); a limiting sleeve (5) is arranged in the inner annular groove (33) in a sliding manner along the vertical direction, and the limiting sleeve (5) comprises a main sleeve (51) sleeved outside the cylinder (32), a plurality of upper pressing plates (52) arranged at the upper end of the main sleeve (51) and a lower pressing plate (53) rotatably arranged at the lower end of the main sleeve (51); the outer cylinder sleeve (31) is provided with a through hole (311) for the upper pressure plate (52) to penetrate out of the inner part of the outer cylinder sleeve (31), and the through hole (311) is formed along the height direction of the outer cylinder sleeve (31); the positions of the upper pressing plates (52) which penetrate out are opposite to the positions of the steel beams (2) one by one; the steel column is characterized in that an accommodating groove (13) is formed in the steel column (1), a lower pressing plate (53) is arranged in the accommodating groove (13) in a sliding mode along the vertical direction, a linkage mechanism (6) is arranged on the lower pressing plate (53), a through hole (42) communicated with the insertion groove (41) is formed in the bottom of the supporting piece (4), one end of the linkage mechanism (6) penetrates out of the steel column (1) and is inserted into the insertion groove (41) from the bottom of the through hole (42) along the vertical direction.

2. A steel structural support according to claim 1, wherein: the linkage mechanism (6) comprises a plurality of insertion rods (61) which circumferentially surround the lower pressure plate (53), and the insertion rods (61) are vertically arranged and are opposite to the positions of the limiting grooves (12) one by one; the linkage mechanism (6) further comprises a spring (62) arranged in the accommodating groove (13), and the spring (62) is placed along the sliding direction of the limiting sleeve (5); the lower end of the spring (62) is abutted against the lower groove wall of the accommodating groove (13), and the upper end of the spring (62) is abutted against the bottom of the lower pressing plate (53); the upper end of the inserted bar (61) is inserted into the limit groove (12) under the action of the spring (62).

3. A steel structural support according to claim 1, wherein: the outer side wall of the outer cylinder sleeve (31) is provided with a plug connector (43) positioned in the plug-in groove (41), one end of the steel beam (2) facing the outer side wall of the outer cylinder sleeve (31) is provided with an arc-shaped surface (21), and the arc-shaped surface (21) is mutually attached to the outer side wall of the outer cylinder sleeve (31); the arc-shaped surface (21) is provided with an embedded groove (22) for inserting the plug connector (43) along the vertical direction.

4. A steel structural support according to claim 1, wherein: the lower end face, facing the steel beam (2), of the upper pressing plate (52) is provided with an inserting block (54), and a clamping groove (23) for the inserting block (54) to be clamped in is formed in the upper end face of the steel beam (2).

5. A steel structural support according to claim 2, wherein: a retreat groove (14) positioned below the accommodating groove (13) is further formed in the steel column (1), a sliding rail (15) laid along the length direction of the limiting groove (12) is arranged at the bottom of the retreat groove (14), a supporting rod (16) is arranged on the sliding rail (15) in a sliding mode, and one end of the supporting rod (16) penetrates out of an opening of the retreat groove (14) to the outer side of the steel column (1); wear out back bracing piece (16) are gradually to the direction slant slope setting that is close to girder steel (2) bottom, and bracing piece (16) up end is formed with supporting platform (17), girder steel (2) are placed on supporting platform (17).

6. A steel structural support according to claim 5, wherein: a vertical rod (55) with the lower end inserted into the retreat groove (14) along the vertical direction is arranged at the bottom of the lower pressure plate (53), and the spring (62) is sleeved on the outer side of the vertical rod (55); the support rod (16) in the retreat groove (14) is provided with a limiting plug-in (18) facing the vertical rod (55), the vertical rod (55) is provided with a limiting slot (56) with an opening facing the limiting plug-in (18), and the limiting plug-in (18) is horizontally inserted into the limiting slot (56).

7. A steel structural support according to claim 6, wherein: a cross frame (19) facing the outer side wall of the steel column (1) is arranged on the support rod (16) positioned on the outer side of the steel column (1), and a vertical gland (20) is arranged at one end, close to the steel column (1), of the cross frame (19); when the limiting insert (18) is completely inserted into the limiting slot (56), one side of the gland (20) facing the steel column (1) is tightly attached to the outer side wall of the steel column (1).