CN217652018U - High-precision steel beam joint connecting structure - Google Patents
High-precision steel beam joint connecting structure Download PDFInfo
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- CN217652018U CN217652018U CN202221387696.4U CN202221387696U CN217652018U CN 217652018 U CN217652018 U CN 217652018U CN 202221387696 U CN202221387696 U CN 202221387696U CN 217652018 U CN217652018 U CN 217652018U
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Abstract
The utility model provides a high-precision steel beam node connection structure, which comprises two steel I-beams which are mutually butted and an auxiliary fixing part arranged at the butted part of the steel I-beams, wherein each steel I-beam comprises a first beam plate, a second beam plate and a middle beam plate which is vertically connected with the middle parts of the first beam plate and the second beam plate, and the butted end part of each steel I-beam is also provided with a butted plate which is vertical to the extending direction of the steel I-beam; the auxiliary fixing part comprises two fixing part units symmetrically arranged on two sides of the I-shaped steel beam, the fixing part units can accommodate the I-shaped steel beam, a first beam plate and a second beam plate of the I-shaped steel beam are arranged inside the auxiliary fixing part, and the fixing part units can enable the butt joint plates of the two I-shaped steel beams to form a gap through partition plates. The utility model discloses an auxiliary fixtures makes two girder steels form the butt joint installation, makes the depth of parallelism between two girder steels higher, avoids influencing the installation accuracy of girder steel self because of the straightness problem of hanging down of buttjunction plate.
Description
Technical Field
The utility model relates to a steel construction building technical field specifically relates to a high accuracy steel beam nodal connection structure.
Background
The steel structure is taken as a representative of green buildings, and has the characteristics of good comprehensive performance of materials, high utilization rate of materials and excellent safety performance, wherein the joint between two steel beams is also called as a steel beam connecting node, which is one of the keys for ensuring the stability of the whole structure of the building.
In the prior art, a steel beam is usually made of an i-shaped steel material, a rectangular plate-shaped end plate is fixedly arranged at the end part of the steel beam, and a plurality of through holes for bolts to penetrate through are formed in each end plate; when connecting two girder steels, the staff only needs to be close to the tip of two girder steels each other to make two end plates contradict each other, then utilize the bolt with two end plate fixed connection, can realize the fixed connection between two girder steels. Above-mentioned girder steel connected node has the convenient characteristics of on-the-spot installation, but through the bolted connection between two end plates, two girder steels only have two relative terminal surfaces to have the relation of connection, and when the girder steel received the thrust of perpendicular to girder steel, two end plates as main load spare probably appeared warping and influence the condition of girder steel connection stability. In addition, when two girder steels dock, the depth of parallelism of two girder steels after the butt joint relies on the straightness that hangs down of end plate plane for the girder steel, when the straightness that hangs down is not enough, can form certain contained angle after two girder steels pass through the face of butt joint and connect, leads to the connection accuracy to reduce.
Patent application No. CN202020221375.1 discloses an existing steel beam butt-joint plate reinforcing structure, which increases the connection strength and stability between two steel beams by installing reinforcing members at the side edges of end plates, but still cannot solve the problem of steel beam butt-joint precision.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a high accuracy girder steel nodal connection structure to improve the precision and the stability of girder steel butt joint installation.
In order to achieve the above purpose, the utility model adopts the following method:
a high-precision steel beam node connecting structure comprises two steel I-beams which are mutually butted and an auxiliary fixing piece arranged at the butted part of the steel I-beams, wherein each steel I-beam comprises a first beam plate and a second beam plate which are horizontally arranged and a middle beam plate which is vertically connected with the middle parts of the first beam plate and the second beam plate, and the butted end parts of the steel I-beams are also provided with butted plates which are vertical to the extending direction of the steel I-beams; the auxiliary fixing part comprises two fixing part units which are symmetrically arranged on two sides of the I-shaped steel beam, each fixing part unit comprises two horizontally arranged mounting plates and a supporting plate which is vertically connected with the side edges of the two mounting plates, one mounting plate is abutted with the first beam plate from the outer side, and the other mounting plate is abutted with the second beam plate from the outer side; the fixing part unit further comprises a partition plate, the partition plate is vertically arranged relative to the extending direction of the I-shaped steel beam, the mounting plate is divided into a first plate block and a second plate block by the partition plate, and plate grooves capable of accommodating the butt-joint plates are formed between the first plate block and the partition plate and between the second plate block and the partition plate; the butt joint plates of the two I-shaped steel beams are clamped on two sides of the partition plate through the plate grooves and are abutted against the partition plate.
The utility model discloses with the mounting unit difference joint of two C shapes in the both sides of I-shaped steel roof beam, mounting unit both ends form with two I-shaped steel roof beams respectively and are connected to it is fixed to make to form to connect between two I-shaped steel roof beams. Particularly, the utility model discloses be equipped with the space bar, the space bar clamp is established in the centre of two butt joint boards, forms the ABA structure of butt joint board-space bar-butt joint board promptly, and the butt joint board is then cooperated through the board groove and is pegged graft. The utility model discloses in, the precision guide effect of I-steel roof beam is realized through the mounting panel, and I-steel roof beam and mounting panel cooperation set up promptly, make two I-steel roof beams all parallel for the mounting panel, and then guarantee between two I-steel roof beams parallel, and do not form direct contact between two buttcover plates, but carry out indirect fixation through the space bar for when the fixed action is connected in the performance to the buttcover plate, can not influence the precision of girder steel because of self straightness problem of hanging down. In addition, the laminating of two butt joint boards among the prior art sets up still has the defect of some other aspects, for example when the butt joint position rusts, probably is difficult to unpack apart between two butt joint boards, leads to carrying out follow-up operations such as the change of girder steel and has the difficulty, and forms through the space bar between the steel beam and separate among the this embodiment, when tearing open one of them girder steel, and is less to another girder steel's influence.
Furthermore, the horizontal width of the butt-joint plate is the same as that of the first beam plate and the second beam plate, the vertical height of the butt-joint plate is larger than the distance between the first beam plate and the second beam plate, and two end parts of the butt-joint plate in the vertical direction vertically extend outwards relative to the plane where the first beam plate and the second beam plate are located.
Further, the horizontal width of the spacing plate is the same as that of the mounting plates, the vertical height of the spacing plate is larger than the distance between the two mounting plates, and two end parts of the spacing plate in the vertical direction extend outwards relative to the plane of the mounting plates.
The utility model discloses in, buttcover plate and space bar are the rectangle structure, and buttcover plate and space bar are relative vertical state when normal installation, consequently have width direction and height (length) direction. It should be noted that the orientation definitions of "horizontal" and "vertical" are described in the normal use state after the structure is installed, and the orientation may be changed without the installation.
Further, the vertical height of the spacing plate is the same as that of the butt-joint plate, and two ends of the spacing plate in the vertical direction are aligned with two ends of the butt-joint plate in the vertical direction.
Furthermore, the mounting panel on be equipped with first mounting hole, first roof beam board and second roof beam board correspond the position and are equipped with first mating holes, the bolt passes first mounting hole and first mating holes and make two mounting panels and first roof beam board and second roof beam board form fixed connection.
Furthermore, a second mounting hole is formed in the partition plate, a second matching hole is formed in the butt joint plate, and a bolt penetrates through the second mounting hole and the second matching hole to enable the partition plate to be fixedly connected with the two butt joint plates.
Furthermore, the fixing part unit further comprises a reinforcing block, the reinforcing block is connected with the inner side face of the supporting plate, and the reinforcing block is arranged between the first beam plate and the second beam plate in a matched mode.
Furthermore, the reinforcing block is of a hollow structure.
Further, the corners of the reinforcing blocks are in a round corner structure.
Furthermore, the upper surface of the reinforcing block is attached to the first beam plate, the lower surface of the reinforcing block is attached to the second beam plate, and the side surface of the reinforcing block is attached to the middle beam plate.
To sum up, use the utility model discloses technical scheme can gain following beneficial effect:
1. the utility model discloses an auxiliary fixing spare makes two girder steels form the butt joint installation, and auxiliary fixing spare can play the guide effect, makes the depth of parallelism higher between two girder steels to improve the installation accuracy.
2. The utility model discloses a space bar makes the buttcover plate of two girder steels form indirect connection, avoids because the straightness problem of hanging down of buttcover plate influences the installation accuracy of girder steel self, and convenient follow-up dismantlement to the girder steel is convenient for maintain and maintain simultaneously.
3. The utility model discloses a first mounting hole and second mounting hole and the mating holes that correspond come to connect girder steel and supplementary mounting, and the fixed direction of first mounting hole and second mounting hole is different for the girder steel all forms stable fixed effect on a plurality of directions.
Drawings
Fig. 1 is a schematic view of a high-precision steel beam joint connection structure in embodiment 1;
FIG. 2 is an exploded view of the structure shown in FIG. 1;
fig. 3 is a schematic view of a high-precision steel beam node connection structure in embodiment 2;
FIG. 4 is an exploded view of the structure shown in FIG. 2;
in the figure, 1-auxiliary fixing part, 2-I-shaped steel beam, 11-upper fixing plate, 12-supporting plate, 13-lower fixing plate, 14-spacing plate, 15-first mounting hole, 16-second mounting hole, 17-reinforcing block, 21-first beam plate, 22-second beam plate, 23-middle beam plate, 24-butt plate, 25-first matching hole, 26-second matching hole, 111-first plate, 112-second plate and 113-plate groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and can be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
Example 1
As shown in fig. 1, the present embodiment provides a high-precision steel beam joint connection structure. The joint connecting structure comprises two I-shaped steel beams 2 which are in butt joint with each other and an auxiliary fixing piece 1 arranged at the butt joint part of the I-shaped steel beams. In a specific installation, the i-beam should be placed horizontally, even if the first beam plate 21 and the second beam plate 22 are in a horizontal state, and the middle beam plate 23 is in a vertical state. The end parts of the I-shaped steel beams which are butted with each other are also provided with butt joint plates 24 which are vertically arranged relative to the extending direction of the steel beams.
As shown in fig. 2, the auxiliary fixing member includes two fixing member units respectively disposed at two sides of the i-beam, the two fixing member units are of symmetrical structure, and the two fixing member units can be spliced to form the auxiliary fixing member at the periphery of the i-beam through the mutually adjacent side surfaces. Each fixing unit includes an upper fixing plate 11, a lower fixing plate 13, and a support plate 12 vertically connected to the sides of the upper and lower fixing plates from a side away from the i-beam. The fixing unit is further provided with a partition plate 14, the partition plate is perpendicular to the upper fixing plate, the lower fixing plate and the supporting plate (i.e. the partition plate is perpendicular to the extending direction of the i-beam), and divides the upper fixing plate into a first plate 111 and a second plate 112 from the middle, and plate grooves 113 capable of accommodating the butt plate are formed between the first plate 111 and the partition plate and between the second plate 112 and the partition plate.
When the auxiliary fixing piece is installed specifically, the two steel beams are installed with one of the fixing piece units in a matched mode, the first beam plate and the second beam plate of the I-shaped steel beam are arranged between the upper fixing plate and the lower fixing plate in a matched mode, the butt joint plates are arranged in the clamping grooves, the two butt joint plates and the partition plate form an ABA structure, then the other fixing piece unit is spliced from the other side, and the two fixing piece units are in butt joint to form a complete auxiliary fixing piece. And then installing bolts in the longitudinal direction through the first installation holes 15 and the first matching holes 25 to form fixed connection between the I-shaped steel beam and the auxiliary fixing piece, and then installing bolts in the horizontal direction through the second installation holes 16 and the second matching holes 26 to further connect and fix the I-shaped steel beam and the auxiliary fixing piece, and indirectly fixing the butt-jointed plates of the two I-shaped steel beams, namely completing the butt-joint installation of the two steel beams.
Example 2
As shown in fig. 3, the present embodiment provides a high-precision steel beam joint connection structure. The node connecting structure comprises two I-shaped steel beams 2 which are mutually butted and an auxiliary fixing piece 1 arranged at the butted part of the I-shaped steel beams. In a specific installation, the i-beam should be placed horizontally, even if the first beam plate 21 and the second beam plate 22 are in a horizontal state, and the middle beam plate 23 is in a vertical state. The end parts of the I-shaped steel beams which are butted with each other are also provided with butt joint plates 24 which are vertically arranged relative to the extending direction of the steel beams.
As shown in fig. 4, the auxiliary fixing member comprises two fixing member units respectively arranged on two sides of the i-shaped steel beam, the two fixing member units are of symmetrical structures, and the two fixing member units can be spliced to form the auxiliary fixing member which can be sleeved on the periphery of the i-shaped steel beam through the side faces close to each other. Each fixing unit includes an upper fixing plate 11, a lower fixing plate 13, and a support plate 12 vertically connected to the sides of the upper and lower fixing plates from a side away from the i-beam. The fixing member unit is further provided with a partition plate 14, which is perpendicular to the upper fixing plate, the lower fixing plate and the supporting plate (i.e. the partition plate is perpendicular to the extending direction of the i-beam), and divides the upper fixing plate into a first plate 111 and a second plate 112 from the middle, and plate grooves 113 for accommodating the butt plates are formed between the first plate 111 and the partition plate and between the second plate 112 and the partition plate. And a reinforcing block 17 is also arranged between the upper fixing plate and the lower fixing plate, is of a hollow structure and is connected with the inner side surface of the supporting plate. An elongated area which can be matched with the first beam plate is formed between the upper surface of the reinforcing block and the upper fixing plate, and an elongated area which can be matched with the second beam plate is formed between the lower surface of the reinforcing block and the lower fixing plate
When specifically installing, at first two girder steels and one of them mounting unit cooperate the installation, make the first beam slab of I-shaped girder steel set up between an upper fixed plate and reinforcing block, the second beam slab sets up between a bottom plate and reinforcing block, reinforcing block's side and intermediate beam slab form the butt to the buttcover plate sets up among the draw-in groove, makes two buttcover plates and space bar form the ABA structure, splices another mounting unit from the opposite side afterwards again, makes two mounting unit docks and forms complete auxiliary fixtures. And then installing bolts in the longitudinal direction through the first installation holes 15 and the first matching holes 25 to form fixed connection between the I-shaped steel beam and the auxiliary fixing piece, and then installing bolts in the horizontal direction through the second installation holes 16 and the second matching holes 26 to further connect and fix the I-shaped steel beam and the auxiliary fixing piece, and indirectly fixing the butt-jointed plates of the two I-shaped steel beams, namely completing the butt-joint installation of the two steel beams.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (10)
1. The utility model provides a high accuracy girder steel nodal connection structure, including two I-steel girders of mutual butt joint with set up in the auxiliary fixing spare at I-steel girder butt joint position, its characterized in that: the I-shaped steel beam comprises a first beam plate and a second beam plate which are horizontally arranged and a middle beam plate which is vertically connected with the middle parts of the first beam plate and the second beam plate, and the butt joint end part of the I-shaped steel beam is also provided with a butt joint plate which is vertical to the extension direction of the I-shaped steel beam; the auxiliary fixing part comprises two fixing part units which are symmetrically arranged on two sides of the I-shaped steel beam, each fixing part unit comprises two horizontally arranged mounting plates and a supporting plate which is vertically connected with the side edges of the two mounting plates, one mounting plate is abutted with the first beam plate from the outer side, and the other mounting plate is abutted with the second beam plate from the outer side; the fixing part unit further comprises a partition plate, the partition plate is vertically arranged relative to the extending direction of the I-shaped steel beam, the mounting plate is divided into a first plate block and a second plate block by the partition plate, and plate grooves capable of accommodating the butt-joint plates are formed between the first plate block and the partition plate and between the second plate block and the partition plate; the butt-joint plates of the two I-shaped steel beams are clamped on two sides of the partition plate through plate grooves and abut against the partition plate.
2. The high-precision steel beam joint connection structure according to claim 1, wherein: the horizontal width of the butt joint plate is the same as that of the first beam plate and the second beam plate, the vertical height of the butt joint plate is larger than the distance between the first beam plate and the second beam plate, and two end parts of the butt joint plate in the vertical direction perpendicularly extend outwards relative to the plane where the first beam plate and the second beam plate are located.
3. The high-precision steel beam node connecting structure according to claim 2, characterized in that: the horizontal width of the partition board is the same as that of the mounting boards, the vertical height of the partition board is larger than the distance between the two mounting boards, and two end parts of the partition board in the vertical direction extend outwards relative to the plane where the mounting boards are located.
4. The high-precision steel beam node connecting structure according to claim 3, characterized in that: the vertical height of the spacing plate is the same as that of the butt joint plate, and two ends of the spacing plate in the vertical direction are aligned with two ends of the butt joint plate in the vertical direction.
5. The high-precision steel beam joint connection structure according to claim 1, wherein: the mounting panel on be equipped with first mounting hole, first roof beam board and second roof beam board correspond the position and are equipped with first mating holes, the bolt passes first mounting hole and first mating holes make two mounting panels and first roof beam board and second roof beam board form fixed connection.
6. The high-precision steel beam node connecting structure according to claim 4, wherein: the partition plate is provided with a second mounting hole, the butt joint plate is provided with a second matching hole, and a bolt penetrates through the second mounting hole and the second matching hole to enable the partition plate and the two butt joint plates to be fixedly connected.
7. The high-precision steel beam joint connection structure according to claim 1, wherein: the fixing piece unit further comprises a reinforcing block, the reinforcing block is connected with the inner side face of the supporting plate, and the reinforcing block is arranged between the first beam plate and the second beam plate in a matched mode.
8. The high-precision steel beam node connecting structure according to claim 7, characterized in that: the reinforcing block is of a hollow structure.
9. The high-precision steel beam node connecting structure according to claim 7, characterized in that: the corner of each reinforcing block is of a round angle structure.
10. The high-precision steel beam node connecting structure according to claim 7, characterized in that: the upper surface of reinforcing block with first roof beam board is laminated mutually, the lower surface of reinforcing block with the second roof beam board is laminated mutually, the side of reinforcing block with the intermediate beam board is laminated mutually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221387696.4U CN217652018U (en) | 2022-06-06 | 2022-06-06 | High-precision steel beam joint connecting structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221387696.4U CN217652018U (en) | 2022-06-06 | 2022-06-06 | High-precision steel beam joint connecting structure |
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| CN217652018U true CN217652018U (en) | 2022-10-25 |
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| CN202221387696.4U Active CN217652018U (en) | 2022-06-06 | 2022-06-06 | High-precision steel beam joint connecting structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| PL446622A1 (en) * | 2023-11-03 | 2024-04-22 | Politechnika Częstochowska | Single-bolt steel I-beam step connection |
-
2022
- 2022-06-06 CN CN202221387696.4U patent/CN217652018U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| PL446622A1 (en) * | 2023-11-03 | 2024-04-22 | Politechnika Częstochowska | Single-bolt steel I-beam step connection |
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