CN217630472U

CN217630472U - Connecting structure for large-span steel structure

Info

Publication number: CN217630472U
Application number: CN202221768278.XU
Authority: CN
Inventors: 梁时乐; 徐灿; 乔新海; 李秀锦
Original assignee: Unibuit Construction Investment Co ltd
Current assignee: Unibuit Construction Investment Co ltd
Priority date: 2022-07-08
Filing date: 2022-07-08
Publication date: 2022-10-21
Anticipated expiration: 2032-07-08

Abstract

The application discloses a connection structure for large-span steel construction, including fixed connection in the main connector of I-steel, fixed connection in the auxiliary connector of I-steel, sliding connection in the spliced pole of main connector and offer in auxiliary connector and be used for the connecting hole of spliced pole, the patchhole has been seted up in the one end that is close to the connecting hole to the spliced pole, and the patchhole runs through in the spliced pole, and auxiliary connector is connected with the spacing post of pegging graft in the patchhole, and spacing post is connected with the stand that is used for removing spacing post, and the stand is connected with the column cap that the restriction stand slided. The vertical column is used for pushing the limiting column to enter the insertion hole, so that the main connecting body and the auxiliary connecting body are fixedly connected, the limiting column is inserted into the insertion hole, the connecting column is limited to move along the length direction of the connecting column, and the stability of the connection performance of two adjacent I-shaped steels is enhanced; the column cap is placed in the hole to limit the limit column from falling off the insertion hole.

Description

Connecting structure for large-span steel structure

Technical Field

The application relates to the technical field of steel structures, in particular to a connecting structure for a large-span steel structure.

Background

The steel structure has the characteristics of high strength, light dead weight, good integral rigidity and strong deformability, and is widely applied to building large-span, ultrahigh and extra-heavy buildings. The large-span steel structure is generally formed by splicing a plurality of I-shaped steels, and two adjacent I-shaped steels need to be connected end to end.

The existing connecting structure for the large-span steel structure comprises I-shaped steel, a main connecting body fixedly connected with the I-shaped steel and an auxiliary connecting body fixedly connected with the I-shaped steel, wherein a connecting column inside the main connecting body is pushed to move towards the auxiliary connecting body, the connecting column is connected with a connecting hole in an inserting mode, a screw rod connected with the connecting column penetrates through a through hole of the auxiliary connecting body and then is fixed through a nut, and connection between adjacent I-shaped steel is completed.

When the nut is used for fixing, the reserved position is small, the nut is not easy to operate when being screwed, and the connection speed of two adjacent I-shaped steels is influenced.

SUMMERY OF THE UTILITY MODEL

It is more convenient to connect for two adjacent I-steel, and this application design is used for the connection structure of large-span steel construction.

The connection structure of large-span steel structure of this application can be realized through following technical scheme:

a connection structure for large-span steel construction, including fixed connection in the main connector of I-steel, fixed connection in the I-steel and keep away from the vice connector of main connector, sliding connection in the inside spliced pole of main connector and offer in vice connector and be used for the connecting hole of spliced pole, the patchhole has been seted up in the one end that is close to the connecting hole to the spliced pole, and vice connector is connected with the spacing post of pegging graft in the patchhole, and the cavity has been seted up to vice connector inside, and spacing post is placed inside and slides in the cavity, and spacing post is connected with the stand that is used for removing spacing post, and the spout has all been seted up to the both sides that the connecting hole was kept away from to vice connector, and the vertical vice connector of seting up in of spout, spout and spacing post fixed connection are worn to locate by the stand, and the stand is connected with the column cap that the restriction stand slided.

Through the technical scheme, the upright posts push the limiting posts to enter the insertion holes, and the main connecting body and the auxiliary connecting body are connected and fixed, so that the connection between the two I-shaped steels is realized; utilize the spliced pole to peg graft with the connecting hole, make the installation and the dismantlement easy operation of adjacent I-steel, utilize spacing post and patchhole to peg graft, make the restriction spliced pole remove along self length direction, spacing post is placed inside the cavity, when the spliced pole enters into inside the connecting hole, can not be hindered and can not remove by spacing post, spacing post removes to the patchhole of spliced pole in the cavity from the cavity, the removal of stand in the spout drives spacing post and slides in the cavity, realize that spacing post removes to the patchhole of spliced pole in the cavity, connect main connector and secondary connector, make two adjacent I-steels connect more convenient.

Optionally, the limiting columns are arranged in two groups, the limiting columns are symmetrically arranged on two sides of the auxiliary connecting body relative to the connecting holes, the inserting holes penetrate through two sides of the connecting column, and each group of limiting columns is connected to the inserting holes on one-to-one sides.

Through above-mentioned technical scheme, spacing post is pegged graft respectively in the both sides of spliced pole both sides for spacing post is to the spliced pole symmetry effect, increases the power of being connected to the spliced pole, reduces the possibility of main connector and the phase separation of auxiliary connector, makes two adjacent I-steel connect more conveniently.

Optionally, the column is connected with a hinge, the column is connected to the column cap through the hinge, and the auxiliary connecting body is provided with holes for placing the column cap at two ends of the sliding groove close to each other.

Through the technical scheme, the upright posts send the limiting posts into the insertion holes of the connecting posts, the post heads are placed in the holes by rotating the post heads, and the limiting posts are limited to slide in the cavities.

Optionally, an inclined surface is arranged at one end of the connecting column close to the connecting hole, an inclined surface is arranged at one end of the limiting column close to the connecting column, and the inclined surface of the connecting column can be correspondingly abutted against the inclined surface of the limiting column.

Through above-mentioned technical scheme, be convenient for the spliced pole better enter the connecting hole, reduce the spliced pole when entering the probability that the spacing post produced the influence to the spliced pole.

Optionally, one end of the limiting column far away from the connecting column is connected with a spring, and one end of the spring far away from the limiting column is fixedly connected to the inner wall of the auxiliary connecting body.

Through above-mentioned technical scheme, utilize the spring for the spliced pole is pegged graft with the connecting hole under the spring force effect of spring, makes two adjacent I-steel connect more conveniently.

Optionally, the main connector and the auxiliary connector are respectively flush with the corresponding end faces of the i-steel, and the auxiliary connector can abut against the main connector.

Through the technical scheme, the end faces of the two adjacent I-shaped steels are abutted, so that the two adjacent I-shaped steels are connected more tightly.

Optionally, the auxiliary connecting body is provided with a second sliding groove, the second sliding groove penetrates through the I-shaped steel and the two auxiliary connecting bodies, a sliding block is arranged in the second sliding groove in a penetrating mode, and two ends of the sliding block are fixedly connected with two limiting column end portions which correspond to the two auxiliary connecting bodies in a symmetrical mode respectively.

Through the technical scheme, the same group of limiting columns are driven to move conveniently, operation steps are saved, and two adjacent I-shaped steels are connected more conveniently.

Optionally, the connecting columns inside the two main connectors are connected with the same pulling plate.

Through the technical scheme, the connecting column is convenient to drive to move simultaneously, the connecting efficiency of the connecting structure is improved, and two adjacent I-shaped steels are connected more conveniently.

In summary, the present application has the following beneficial effects: the upright posts are used for pushing the limiting posts into the insertion holes, so that the main connecting body and the auxiliary connecting body are fixedly connected, and the connection between the two I-shaped steels is realized; the limiting columns are inserted into the insertion holes, so that the connecting columns are limited to move along the length direction of the limiting columns, and the stability of the connection performance of two adjacent I-shaped steels is enhanced; the pull plate is rotatably placed in the cavity to limit the limiting column to move along the length direction of the limiting column; the spring is utilized to ensure that the limiting column is inserted into the insertion hole under the elastic force action of the spring.

Drawings

Fig. 1 is a schematic view of the overall structure of the present application.

Fig. 2 isbase:Sub>A cross-sectional view taken atbase:Sub>A-base:Sub>A in fig. 1.

Fig. 3 is an enlarged view of a in fig. 1.

Fig. 4 is a cross-sectional view at C-C in fig. 1.

Description of reference numerals:

1. a primary connecting body; 2. a secondary connector; 3. connecting columns; 4. connecting holes; 5. an insertion hole; 6. a limiting column; 7. a cavity; 8. a column; 9. a chute; 10. a hinge; 11. a column cap; 12. a hole; 13. 14, a second sliding groove; 15. a slider; 16. and (5) pulling the plate.

Detailed Description

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

The embodiment of the application discloses a connection structure for a large-span steel structure, refer to fig. 1, which comprises a main connector 1 and an auxiliary connector 2, wherein I-shaped steel is horizontally arranged, the main connector 1 and the auxiliary connector 2 are respectively arranged between two wing plates of the I-shaped steel, the main connector 1 and the auxiliary connector 2 are respectively symmetrically arranged in two groups relative to an I-shaped steel web, one sides of the main connector 1 and the auxiliary connector 2, which are close to the I-shaped steel web, are respectively attached to two side walls of the I-shaped steel web, the main connector 1 is fixedly connected to the end part of the I-shaped steel, the end surface of the main connector 1 is flush with the end part of the I-shaped steel, the auxiliary connector 2 is fixedly connected to the other end part, which is far away from the main connector 1, of the same I-shaped steel, the end surface of the auxiliary connector 2 is flush with the end surface of the I-shaped steel, and the connection between the two adjacent I-shaped steels is the connection between the main connector 1 at the end part of one I-shaped steel and the auxiliary connector 2 at the end part of the other I-shaped steel; the connecting column 3 is inserted in the center of the interior of the main connecting body 1, the connecting column 3 is a regular quadrilateral, the length direction of the connecting column 3 is consistent with the length direction of the I-shaped steel, the two connecting columns 3 in the two main connecting bodies 1 at two sides of the web of the I-shaped steel are fixedly connected with the same pulling plate 16 in the width direction, the pulling plate 16 is utilized to facilitate the two connecting columns 3 to move in the length direction of the connecting columns at the same time, and the connecting efficiency of the connecting structure is improved; the side face of the auxiliary connector 2, which is flush with the end part of the I-shaped steel, is provided with a connecting hole 4 for the splicing of the connecting column 3 of the main connector 1 on the adjacent I-shaped steel.

Referring to fig. 2, spliced pole 3 has run through completely and has seted up patchhole 5 in the vertical direction of 4 one ends that are close to the connecting hole, cavity 7 has been seted up at the bilateral symmetry that is close to patchhole 5 to the auxiliary connector 2, cavity 7 is vertical to be set up in auxiliary connector 2, sliding connection has spacing post 6 in two cavities 7, spacing post 6 is connected with the spring 13 that is located cavity 7, spring 13's one end and cavity 7 diapire fixed connection, the one end that cavity 7 diapire was kept away from to spring 13 and the one end fixed connection that patchhole 5 was kept away from to spacing post 6, spring 13 in the embodiment of the application adopts the pressure spring, make spliced pole 3 peg graft with connecting hole 4 under spring 13's the spring action, make the connection between two adjacent i-steels more convenient.

Referring to fig. 1 and 3, a vertical column 8 is fixedly connected with a limiting column 6, a sliding groove 9 is formed in one side of the auxiliary connecting body 2 far away from the i-steel, the sliding groove 9 is vertically arranged on the auxiliary connecting body 2, the sliding groove 9 is communicated with a cavity 7, the vertical column 8 is inserted into the sliding groove 9 and fixedly connected with the limiting column 6 in one side of the auxiliary connecting body far away from the i-steel, one end of the vertical column 8 far away from the limiting column 6 is connected with a hinge 10, the vertical column 8 is rotatably connected with a column head 11 through the hinge 10, two groups of holes 12 are formed in one side of the auxiliary connecting body 2 far away from the i-steel, each group of holes 12 is located at one end of each group of the sliding grooves 9 close to each other and communicated with the sliding groove 9, and the column head 11 is placed inside the hole 12 to reduce the possibility that the limiting column 6 breaks away from in the inserting hole 5.

Referring to fig. 4, the two secondary connecting bodies 2 are provided with the second sliding grooves 14, the second sliding grooves 14 penetrate through the web of the i-shaped steel, the second sliding grooves 14 are vertically arranged on the secondary connecting bodies 2, the second sliding grooves 14 are communicated with the cavity 7, the inner walls of the second sliding grooves 14 are slidably connected with the sliding blocks 15, two ends of each sliding block 15 are fixedly connected to the limiting columns 6 on two sides of the same i-shaped steel respectively, and the upright column 8 on one side can drive the limiting columns 6 on two sides to move simultaneously.

The implementation principle of the connection structure for the large-span steel structure in the embodiment of the application is as follows: the connecting column 3 is inserted into the connecting hole 4, the connecting column 3 extrudes the limiting column 6, the limiting column 6 compresses the spring 13 to move towards the inside of the cavity 7, the limiting column 6 is aligned with the inserting hole 5 of the connecting column 3 in the process that the connecting column 3 moves towards the bottom of the connecting hole 4, the limiting column 6 moves towards the inserting hole 5 under the elastic force of the spring 13, the limiting column 6 is inserted into the connecting column 3, and meanwhile, the column head 11 is rotated and placed in the hole 12, so that the limiting column 6 is not easy to fall off from the inserting hole 5, and the connection between two I-shaped steels is realized; during disassembly, the column head 11 is rotated, the column head 11 leaves the hole 12, the limiting column 6 is separated from the insertion hole 5 by the movable upright column 8, the connecting column 3 is convenient to pull out from the connecting hole 4, and the two I-shaped steels are disassembled.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A connection structure for large-span steel construction, including fixed connection in the main connector (1) of I-steel, fixed connection in I-steel and keep away from in the auxiliary connector (2) of main connector (1), sliding connection in the inside spliced pole (3) of main connector (1) and offer in auxiliary connector (2) and be used for connecting hole (4) of spliced pole (3), its characterized in that: spliced pole (3) have seted up patchhole (5) in the one end that is close to connecting hole (4), secondary connector (2) are connected with spacing post (6) of pegging graft in patchhole (5), cavity (7) have been seted up to secondary connector (2) inside, place in cavity (7) inside and at cavity (7) inside slip spacing post (6), spacing post (6) are connected with stand (8) that are used for removing spacing post (6), spout (9) have all been seted up to the both sides that connecting hole (4) were kept away from in secondary connector (2), vice connector (2) are vertically seted up in spout (9), spout (9) and spacing post (6) fixed connection are worn to locate in stand (8), stand (8) are connected with column cap (11) that restriction stand (8) slided.

2. The connection structure for a large-span steel structure according to claim 1, wherein: spacing post (6) set up two sets ofly, and spacing post (6) set up in auxiliary connector (2) both sides about connecting hole (4) symmetry, and patchhole (5) run through in spliced pole (3) both sides, and every spacing post of group (6) are connected in patchhole (5) of one-to-one side.

3. The connection structure for a large-span steel structure according to claim 1, wherein: the upright post (8) is connected with a hinge (10), the upright post (8) is connected with a post head (11) through the hinge (10), and holes (12) used for placing the post head (11) are formed in the two ends, close to each other, of the auxiliary connecting body (2) in the sliding groove (9).

4. The connection structure for a large-span steel structure according to claim 1, wherein: the connecting column (3) is provided with an inclined plane at one end close to the connecting hole (4), the limiting column (6) is provided with an inclined plane at one end close to the connecting column (3), and the inclined plane of the connecting column (3) can be correspondingly abutted against the inclined plane of the limiting column (6).

5. The connection structure for a large-span steel structure according to claim 1, wherein: the limiting column (6) is connected with a spring (13) at one end far away from the connecting column (3), and one end, far away from the limiting column (6), of the spring (13) is fixedly connected to the inner wall of the auxiliary connecting body (2).

6. The connection structure for a large-span steel structure according to claim 1, wherein: the main connector (1) and the auxiliary connector (2) are respectively flush with the corresponding I-shaped steel end faces, and the auxiliary connector (2) can abut against the main connector (1).

7. The connection structure for a large-span steel structure according to claim 1, wherein: the auxiliary connecting body (2) is provided with a second sliding groove (14), the second sliding groove (14) penetrates through the I-shaped steel and the two auxiliary connecting bodies (2), a sliding block (15) penetrates through the second sliding groove (14), and two ends of the sliding block (15) are fixedly connected with two limiting columns (6) which correspond to the two auxiliary connecting bodies (2) in the inner portion respectively.

8. The connection structure for a large-span steel structure according to claim 1, wherein: the connecting columns (3) in the two main connecting bodies (1) are connected with the same pulling plate (16).