CN216380003U

CN216380003U - Steel structure mortise and tenon bolt structure convenient to assemble

Info

Publication number: CN216380003U
Application number: CN202123072033.1U
Authority: CN
Inventors: 代红; 刘新培; 朱旭真; 胡显叶
Original assignee: Mo Ke Technology Shenzhen Co ltd
Current assignee: Mo Ke Technology Shenzhen Co ltd
Priority date: 2021-12-08
Filing date: 2021-12-08
Publication date: 2022-04-26
Anticipated expiration: 2031-12-08

Abstract

The utility model discloses a steel structure mortise and tenon bolt structure convenient to assemble, which comprises a section bar, wherein one end of the section bar is provided with a connecting block, one side of the connecting block is provided with an inserting block, the left side of the connecting block is provided with a fixing bolt, an expansion plate is arranged in the connecting block, a moving groove is arranged in the expansion plate, a moving strip is arranged in the moving groove, an inserting groove is arranged in the connecting block, the outer side of the fixing bolt is provided with a through hole, and one end of the fixing bolt is provided with a clamping block. This steel structure mortise and tenon bolt structure of convenient assembly through the expansion plate and the removal strip that set up, through the cooperation of inserted block with the slot to realize being connected between the section bar through mortise and tenon structure, thereby make the connection process, can not set up the hole on the section bar, greatly reduced is to the destruction of section bar self structure, thereby guarantees firm in connection and the joint strength of structure.

Description

Steel structure mortise and tenon bolt structure convenient to assemble

Technical Field

The utility model relates to the technical field of steel structure connection, in particular to a steel structure mortise and tenon bolt structure convenient to assemble.

Background

The steel structure mainly indicates that the steel section bar passes through the structural style of connection formation can bear and transmit load, this kind of structure has lighter dead weight, and higher intensity, and the construction speed is faster for traditional concrete structure, can brief construction time, and whole adoption steel is made, it is also faster to retrieve, consequently by wide use in the building fields such as preparation factory building, bridges, in order to guarantee the connection that the section bar can stabilize, just need use corresponding connection structure, be used for connecting the steel structure section bar, guarantee the firm of connection, but the steel structure connection structure on the existing market still has following problem:

1. the existing steel structure connecting structure is generally connected by adopting a bolt or welding mode, the connecting mode can damage the structure of the section bar, and the connecting points are mostly stress concentration parts when the connecting is carried out, so that the problem of collapse caused by the damage of the connecting points after the connecting is easily caused by the method for damaging the structure of the section bar;

2. the existing connecting structure mainly adopts bolts for connection, so that the connection is firm, a large number of bolts are often adopted for connection, the connection process is long in time consumption, the bolts are subjected to large stress, and the bolts are easy to break, so that the structure collapses.

Aiming at the problems, the novel design is carried out on the basis of the original steel structure connecting structure.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a steel structure mortise and tenon bolt structure convenient to assemble, and aims to solve the problems that the existing steel structure connecting structure proposed by the background art is generally connected in a bolt or welding mode, the connecting mode can damage the structure of a section bar, the connection is carried out, the connection points are mostly stress concentration positions, the method for damaging the structure of the section bar easily causes the damage of the connection points after the connection, and the collapse is caused.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a steel structure mortise and tenon bolted construction of convenient assembly, includes the section bar, section bar one end is provided with the connecting block, connecting block one side is provided with the inserted block, the connecting block left side is provided with fixing bolt, the inside expansion plate that is provided with of connecting block, the inside shifting chute that is provided with of expansion plate, the inside removal strip that is provided with of shifting chute, the inside slot that is provided with of connecting block, the fixing bolt outside is provided with the through-hole, fixing bolt one end is provided with the fixture block, fixture block one end is connected with the pivot, the fixture block periphery is provided with dodges the groove, fixture block one side is provided with reset spring.

Preferably, section bar and connecting block fixed connection, and the connecting block adopts high strength steel to make, the connecting block passes through expansion plate and inserts the piece and contact each other, and inserts piece and section bar fixed connection.

Preferably, the inserted block and the expansion plate are integrally arranged, the expansion plate is symmetrically arranged relative to the transverse center line of the inserted block, the expansion plate is made of high-strength steel, the expansion plate is of a trapezoidal structure, and the short side of the expansion plate is connected with the inserted block.

Preferably, the expansion plate is clamped with the slot, the two sides inside the slot are of oblique structures, the expansion plate is connected with the moving strip in a sliding mode through the moving groove, the moving groove is of a trapezoid structure, and the moving strip is of a trapezoid structure.

Preferably, the through hole is connected with the fixing bolt in a rotating and sliding mode, the aperture of the through hole is larger than the diameter of the screw rod of the fixing bolt, the aperture of the through hole is smaller than the diameter of the screw head of the fixing bolt, the screw head of the fixing bolt is of a regular hexagon structure, the fixing bolt is symmetrically arranged relative to the transverse center line of the connecting block, the fixing bolt is in threaded connection with the moving strip, and the fixing bolt is only provided with a threaded structure in the front section.

Preferably, the fixture block is rotatably connected with the rotating shaft, the rotating shaft is fixedly connected with the fixing bolt, the rotating shaft is arranged on the fixing bolt in a ring matrix manner, the fixture block is clamped with the moving strip, a thread structure is arranged on the surface of the fixture block, the thread structure on the surface of the fixture block is superposed with the thread structure on the fixing bolt, the fixture block is slidably connected with the avoiding groove, the fixture block and the reset spring form a spring reset structure, and the fixture block is arranged on the fixing bolt in a ring matrix manner.

Compared with the prior art, the utility model has the beneficial effects that: the steel structure mortise and tenon bolt structure convenient for assembly,

1. through the arranged expansion plates and the moving strips, the connection between the sectional materials is realized through the tenon-and-mortise structure through the matching of the inserting blocks and the inserting grooves, so that holes cannot be formed in the sectional materials in the connection process, the damage to the self structure of the sectional materials is greatly reduced, and the connection firmness and the connection strength of the structure are ensured;

2. the utilization sets up the fixture block structure, can make the bolt accomplish the back in the connection, with remove the mutual block of strip to prevent the pine of screw thread and take off, greatly improved the steadiness of connecting, simultaneously, because holistic bearing is supported by the expansion plate, consequently the fixing bolt atress is less, just also makes the bolt use amount decline, and prevents the fracture of bolt.

Drawings

FIG. 1 is a schematic view of the overall front cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the overall top cross-sectional structure of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention;

FIG. 4 is a schematic diagram of a right-side cross-sectional structure of the fixing bolt of the present invention.

In the figure: 1. a section bar; 2. connecting blocks; 3. inserting a block; 4. fixing the bolt; 5. an expansion plate; 6. a moving bar; 7. a moving groove; 8. a slot; 9. a through hole; 10. a rotating shaft; 11. a clamping block; 12. a return spring; 13. avoiding the groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 and fig. 2, the present invention provides a technical solution: a steel structure mortise and tenon bolt structure convenient to assemble comprises a section bar 1, in order to enable connection to be more convenient and not easy to loosen, a connecting block 2 is arranged at one end of the section bar 1, an inserting block 3 is arranged at one side of the connecting block 2, a fixing bolt 4 is arranged at the left side of the connecting block 2, an expansion plate 5 is arranged inside the connecting block 2, a moving groove 7 is arranged inside the expansion plate 5, a moving strip 6 is arranged inside the moving groove 7, an inserting groove 8 is arranged inside the connecting block 2, a through hole 9 is arranged outside the fixing bolt 4, the section bar 1 is fixedly connected with the connecting block 2, the connecting block 2 is made of high-strength steel, the connecting block 2 is in contact with the inserting block 3 through the expansion plate 5, the inserting block 3 is fixedly connected with the section bar 1, the inserting block 3 and the expansion plate 5 are integrally arranged, the expansion plate 5 is symmetrically arranged relative to the transverse central line of the inserting block 3, and the expansion plate 5 is made of high-strength steel, the expansion plate 5 is arranged to be of a trapezoid structure, the short side of the expansion plate 5 is connected with the insert block 3, the expansion plate 5 is clamped with the insert slot 8, two sides inside the insert slot 8 are of oblique structures, the expansion plate 5 is connected with the movable strip 6 in a sliding mode through the movable slot 7, the movable slot 7 is of a trapezoid structure, the movable strip 6 is of a trapezoid structure, the through hole 9 is connected with the fixed bolt 4 in a rotating and sliding mode, the aperture of the through hole 9 is larger than the diameter of a screw rod of the fixed bolt 4, the aperture of the through hole 9 is smaller than the diameter of a screw head of the fixed bolt 4, the screw head of the fixed bolt 4 is arranged to be of a regular hexagon structure, the fixed bolt 4 is symmetrically arranged relative to the transverse center line of the connecting block 2, the fixed bolt 4 is in threaded connection with the movable strip 6, the fixed bolt 4 is only provided with a threaded structure at the front section, and the expansion plate 5 and the movable strip 6 are arranged to realize tenon-mortise connection by means of extrusion expansion of the expansion plate 5 and the movable strip 6, can ensure the connection firmness and make the connection more convenient.

Referring to fig. 1-4, in order to ensure that the chain structure will not loosen, a fixture block 11 is disposed at one end of the fixing bolt 4, a rotating shaft 10 is connected to one end of the fixture block 11, an avoiding groove 13 is disposed at the periphery of the fixture block 11, a return spring 12 is disposed at one side of the fixture block 11, the fixture block 11 is rotatably connected to the rotating shaft 10, and the rotating shaft 10 is fixedly connected to the fixing bolt 4, the rotating shaft 10 is arranged on the fixing bolt 4 in a ring matrix, the clamping block 11 is clamped with the moving strip 6, the surface of the clamping block 11 is provided with a thread structure, and the surface thread structure of the fixture block 11 is superposed with the thread structure on the fixing bolt 4, the fixture block 11 is connected with the avoiding groove 13 in a sliding way, and the fixture block 11 and the return spring 12 form a spring return structure, and the fixture block 11 is arranged on the fixing bolt 4 in a ring matrix manner, and can be clamped with the moving strip 6 after being connected by the bolt through the arranged fixture block 11, so that the connection is firmer.

The working principle is as follows: according to fig. 1-4, when in use, because the section bar 1, the connecting block 2 and the inserting block 3 are fixed, when in connection, the moving strip 6 is firstly inserted into the moving groove 7, at this time, because the moving strip 6 does not press against the expansion plate 5, at this time, the expansion plate 5 can be easily inserted into the slot 8, after the expansion plate 5 is inserted into the slot 8, at this time, the fixing bolt 4 passes through the through hole 9 on the connecting block 2 to be in threaded connection with the moving strip 6, the fixing bolt 4 is screwed by the hexagon wrench, along with the screwing of the fixing bolt 4, at this time, the fixing bolt 4 is connected with the moving strip 6 by the thread structure at one end, at the same time, because the clamping block 11 has the thread structure, and the clamping block 11 rotates by the rotating shaft 10 to be screwed into the moving strip 6, at this time, the clamping block 11 rotates to slide into the avoiding groove 13 and compress the return spring 12, along with the screwing of the fixing bolt 4, the movable strip 6 slides continuously in the movable groove 7, and through the arrangement of the trapezoid inclined plane, the expansion plate 5 is pushed open towards two sides, so that the expansion plate 5 is clamped with the slot 8, the insertion block 3 is connected with the connecting block 2, when the fixing bolt 4 is screwed to the bottom, the clamping block 11 moves to the other side of the movable strip 6, and returns to the original position under the action of the return spring 12 and is clamped with the movable strip 6, so that the movable strip 6 is fixed, and the connection firmness is ensured.

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 various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a steel structure mortise and tenon bolt structure of convenient assembly, includes section bar (1), its characterized in that: section bar (1) one end is provided with connecting block (2), connecting block (2) one side is provided with inserted block (3), connecting block (2) left side is provided with fixing bolt (4), inside expansion plate (5) that is provided with of connecting block (2), inside shifting chute (7) that is provided with of expansion plate (5), inside shifting chute (7) that is provided with of shifting chute (6), inside slot (8) that is provided with of connecting block (2), the fixing bolt (4) outside is provided with through-hole (9), fixing bolt (4) one end is provided with fixture block (11), fixture block (11) one end is connected with pivot (10), fixture block (11) periphery is provided with dodges groove (13), fixture block (11) one side is provided with reset spring (12).

2. The steel structure mortise and tenon bolt structure convenient to assemble according to claim 1, wherein: section bar (1) and connecting block (2) fixed connection, and connecting block (2) adopt high strength steel to make, connecting block (2) contact each other through expansion plate (5) and inserted block (3), and inserted block (3) and section bar (1) fixed connection.

3. The steel structure mortise and tenon bolt structure convenient to assemble according to claim 1, wherein: insert piece (3) and expansion plate (5) integration setting, and expansion plate (5) set up about the horizontal central line symmetry of insert piece (3), expansion plate (5) adopt high strength steel to make, and expansion plate (5) set up to trapezium structure to expansion plate (5) minor face is connected with insert piece (3).

4. The steel structure mortise and tenon bolt structure convenient to assemble according to claim 1, wherein: expansion plate (5) and slot (8) block each other, and the inside both sides of slot (8) are the slant structure, expansion plate (5) are through shifting chute (7) and removal strip (6) sliding connection, and shifting chute (7) are the trapezium structure to removal strip (6) are the trapezium structure.

5. The steel structure mortise and tenon bolt structure convenient to assemble according to claim 1, wherein: through-hole (9) and fixing bolt (4) rotary sliding connection, and through-hole (9) aperture is greater than fixing bolt (4) screw rod department diameter, through-hole (9) aperture is less than fixing bolt (4) spiral shell head diameter, and fixing bolt (4) spiral shell head sets up to regular hexagon structure, fixing bolt (4) set up about connecting block (2) horizontal central line symmetry, and fixing bolt (4) and removal strip (6) threaded connection to fixing bolt (4) are provided with the helicitic texture only in the front section.

6. The steel structure mortise and tenon bolt structure convenient to assemble according to claim 1, wherein: fixture block (11) and pivot (10) are rotated and are connected, and pivot (10) and fixing bolt (4) fixed connection to pivot (10) is the setting of ring matrix on fixing bolt (4), fixture block (11) and removal strip (6) block each other, and fixture block (11) are provided with helicitic texture on the surface to helicitic texture coincidence on fixture block (11) surface helicitic texture and fixing bolt (4), fixture block (11) and dodge groove (13) sliding connection, and fixture block (11) and reset spring (12) constitute spring reset structure to fixture block (11) is the setting of ring matrix on fixing bolt (4).