Connecting structure based on building main body and cross beam
By using a combined structure of working plates, sleeves, expansion bolts and fastening components at the connection between the building main body and the beam, the problem of insufficient stability of the beam connection in the prior art is solved, and higher building safety and convenience are achieved installation and disassembly process.
Patent Information
- Application Number
- CN202420649852.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-01
- Publication Date
- 2024-12-20
- Estimated Expiration
- 2034-04-01
AI Technical Summary
The cross beam connecting parts of existing steel structure buildings have shortcomings in terms of stability and cannot effectively ensure the safety after connection.
Using a connecting structure including a working plate, sleeve, expansion bolt and fastening assembly, the working plate and sleeve are securely installed on the building body through a combination of expansion bolt and fastening assembly, and one end of the beam is fixed to the Inside the sleeve, improve the stability of the building main body and beams.
It improves the stability of the building main body and beams, ensures the safety of the building, and is easy to install and disassemble, and is highly practical.
Smart Images
Figure CN222206777U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of building materials, in particular to a connection structure based on a building main body and a crossbeam. Background Art
[0002] In building structures, beams are one of the important components that bear the weight of the building and resist wind forces. In the process of supporting the weight of the building, beams play a load-bearing role and ensure the stability and safety of the building structure by evenly distributing the weight. They play a vital role in the entire building structure. The beams span across the main body of the building and connect the main body of the building, which requires the use of a connecting structure.
[0003] A Chinese patent discloses a steel structure building beam connector (authorization announcement number CN202850218U). This patented technology is used for the rapid installation of steel structure building beams. It has a simple structure and reliable performance. It has fast construction speed, is easy to disassemble and assemble, and has a firm connection. However, its stability is not high and cannot effectively guarantee the safety after connection. Utility Model Content
[0004] The purpose of the utility model is to provide a connection structure based on a building main body and a crossbeam to solve the problems raised in the above background technology.
[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:
[0006] A connection structure based on a building main body and a crossbeam, comprising a working plate and a sleeve installed at one end of the working plate, a group of second expansion bolts are arranged through the working plate and the sleeve, a group of first expansion bolts are embedded in the upper and lower ends of the inner side of the working plate, and a fastening assembly is embedded in the upper end and front end of the inner side of the sleeve; the working plate comprises a connecting plate body, and a connecting piece at one end of the connecting plate body embedded and installed, a group of second fastening holes are opened at the upper end of the inner side of the connecting piece, and a group of threaded holes are opened at the lower end of the inner side of the connecting piece, first strip holes are opened at the upper and lower ends of the inner side of the connecting plate body, and a slot is opened in the middle part of the inner side of the connecting plate body, a group of third fastening holes and countersunk holes are opened at the upper and lower ends of the inner side of the connecting plate body respectively, and a number of latch teeth are evenly arranged on both sides of the first strip hole.
[0007] As a further solution of the utility model: the lower end of the connecting piece is embedded in the lower end of the inner side of the slot, and the connecting piece and the connecting plate body are fixedly connected by screws that penetrate the inner side of the countersunk hole and the threaded hole in sequence.
[0008] As a further solution of the utility model: the first expansion bolt includes an open tube and a flange fixedly connected to one end of the open tube, a first screw is provided through the inner sides of the flange and the open tube, a conical nut is meshedly connected to the outer end of the first screw away from the flange, and the open tube passes through the inner side of the first strip hole.
[0009] As a further solution of the utility model: the sleeve includes a sleeve body, and a group of second strip holes are opened at the front and rear ends and the upper and lower ends of the sleeve body, and a third strip hole is opened on the side of the upper end of the sleeve body close to the second strip holes, a group of first fastening holes are opened at one end of the sleeve body, and connecting holes are opened at both ends of the second strip holes.
[0010] As a further solution of the utility model: the upper end of the connecting piece is embedded in the third strip hole, and the first fastening hole, the second fastening hole and the third fastening hole are located on the same horizontal line.
[0011] As a further solution of the utility model: the fastening assembly includes an extrusion plate, and an extrusion disk slidably embedded in the front end of the extrusion plate, a fourth strip hole is opened on the inner side of the extrusion plate, and T-shaped slide grooves are opened at both ends of the fourth strip hole, the front end of the extrusion disk is fixedly connected with a second screw rod, the outer side of the second screw rod is meshedly connected with an internal and external threaded sleeve, the rear end of the outer side of the internal and external threaded sleeve is fixedly connected with a limiting disk, and the front end of the outer side of the internal and external threaded sleeve away from the limiting disk is meshedly connected with a hexagonal nut.
[0012] As a further solution of the utility model: the extrusion disk is embedded in the inner side of the T-shaped slide groove, the inner and outer threaded sleeves penetrate the inner side of the connecting hole, and the limit disk and the hexagonal nut are respectively located at the inner and outer ends of the connecting hole.
[0013] Compared with the prior art, the utility model has the following beneficial effects:
[0014] The utility model can securely install the working plate and the sleeve on the building body through the first expansion bolt and the second expansion bolt; one end of the beam can be securely fixed in the sleeve through the fastening assembly, thereby improving the stability of the building body and the beam, ensuring the safety of the building, and is easy to install and disassemble and has strong practicality. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 It is a structural schematic diagram of a connection structure based on a building main body and a beam;
[0016] Figure 2 It is a schematic diagram of the decomposed structure based on the connection structure between the building body and the beam;
[0017] Figure 3It is a schematic diagram of the decomposed structure of the first expansion bolt in the connection structure between the building main body and the beam;
[0018] Figure 4 It is a schematic diagram of the decomposed structure of a working plate in a connection structure between a building main body and a beam;
[0019] Figure 5 It is a structural schematic diagram of a sleeve in a connection structure between a building main body and a beam;
[0020] Figure 6 It is a structural schematic diagram of a fastening component in a connection structure between a building main body and a beam.
[0021] In the figure: 1. working plate; 11. connecting plate body; 12. slot; 13. third fastening hole; 14. first strip hole; 15. latch tooth; 16. countersunk hole; 17. threaded hole; 18. connecting piece; 19. second fastening hole; 2. first expansion bolt; 21. open pipe; 22. flange; 23. first screw; 24. tapered nut; 3. second expansion bolt; 4. sleeve; 41. sleeve body; 42. connecting hole; 43. third strip hole; 44. first fastening hole; 45. second strip hole; 5. fastening assembly; 51. extrusion plate; 52. fourth strip hole; 53. extrusion plate; 54. second screw; 55. internal and external threaded sleeves; 56. hexagonal nut; 57. limit plate; 58. T-type slide groove. DETAILED DESCRIPTION
[0022] See also Figures 1 to 6 In the embodiment of the utility model, a connection structure based on a building main body and a crossbeam includes a working plate 1 and a sleeve 4 installed at one end of the working plate 1, a group of second expansion bolts 3 are arranged between the working plate 1 and the sleeve 4, a group of first expansion bolts 2 are embedded in the upper and lower ends of the inner side of the working plate 1, the first expansion bolts 2 and the second expansion bolts 3 have the same structure, and the upper end and the front end of the inner side of the sleeve 4 are embedded with fastening components 5;
[0023] exist Figure 3In the figure, the first expansion bolt 2 includes an open tube 21 and a flange 22 fixedly connected to one end of the open tube 21. The inner sides of the flange 22 and the open tube 21 are penetrated by a first screw rod 23. The outer side of the first screw rod 23 is meshed with an end away from the flange 22 and connected with a conical nut 24. The open tube 21 passes through the inner side of the first strip hole 14, and a hole is drilled at a corresponding position on the building body. Then, the open tube 21 passes through the first strip hole 14 and the hole on the building body in turn. The first screw rod 23 is then rotated with a wrench so that the conical nut 24 moves toward the direction of the flange 22 on the inner side of the open tube 21, thereby squeezing the open tube 21, causing the open tube 21 to deform and expand. At the same time, the flange 22 is tightly squeezed on the latch teeth 15 to increase the friction force, so that the working plate 1 can be firmly fixed to the building body through the first expansion bolt 2.
[0024] exist Figure 4 In the figure, the working plate 1 includes a connecting plate body 11, and a connecting piece 18 embedded in one end of the connecting plate body 11, a group of second fastening holes 19 are opened at the upper end of the inner side of the connecting piece 18, and a group of threaded holes 17 are opened at the lower end of the inner side of the connecting piece 18, the upper and lower ends of the inner side of the connecting plate body 11 are opened with a first strip hole 14, and a slot 12 is opened in the middle of the inner side of the connecting plate body 11, and a group of third fastening holes 13 and countersunk holes 16 are respectively opened at the upper and lower ends of the slot 12 on the inner side of the connecting plate body 11, and a number of latch teeth 15 are evenly arranged on both sides of the first strip hole 14, the lower end of the connecting piece 18 is embedded in the lower end of the inner side of the slot 12, and the connecting piece 18 and the connecting plate body 11 are fixedly connected by screws that penetrate the inner sides of the countersunk holes 16 and the threaded holes 17 in sequence.
[0025] exist Figure 2 and Figure 5 In the embodiment, the sleeve 4 includes a sleeve body 41, a group of second strip holes 45 are opened at the front and rear ends and the upper and lower ends of the sleeve body 41, and a third strip hole 43 is opened on the side of the upper end of the sleeve body 41 close to the second strip holes 45, a group of first fastening holes 44 are opened at one end of the sleeve body 41, and connecting holes 42 are opened at both ends of the second strip holes 45. The upper end of the connecting piece 18 is embedded in the third strip hole 43, the first fastening hole 44, the second fastening hole 19 and the third fastening hole 13 are located on the same horizontal line, and holes are drilled at corresponding positions on the building main body. After the second expansion bolt 3 passes through the second fastening hole 19, the first fastening hole 44 and the third fastening hole 13 in turn, it is embedded in the hole at the corresponding position on the building main body, and the sleeve 4 can be securely fixed to the building main body through the second expansion bolt 3.
[0026] exist Figure 5 and Figure 6In the embodiment, the fastening assembly 5 includes an extrusion plate 51, and an extrusion disc 53 slidably embedded in the front end of the extrusion plate 51. A fourth strip hole 52 is provided on the inner side of the extrusion plate 51, and T-shaped grooves 58 are provided at both ends of the fourth strip hole 52. A second screw 54 is fixedly connected to the front end of the extrusion disc 53, and an internal and external threaded sleeve 55 is meshedly connected to the outer side of the second screw 54. A limit disc 57 is fixedly connected to the rear end of the outer side of the internal and external threaded sleeve 55, and a hexagonal nut 56 is meshedly connected to the front end of the external side of the internal and external threaded sleeve 55 away from the limit disc 57. The extrusion disc 53 is embedded in the inner side of the T-shaped groove 58, and the internal and external threaded sleeve 55 penetrates the inner and external threaded sleeve 55. The inner side of the connecting hole 42 is penetrated, and the limiting plate 57 and the hexagonal nut 56 are respectively located at the inner and outer ends of the connecting hole 42. Since the limiting plate 57 is fixedly connected with the inner and outer threaded sleeves 55, when the hexagonal nut 56 is rotated clockwise, the inner and outer threaded sleeves 55, the hexagonal nut 56 and the limiting plate 57 can be firmly fixed on the connecting hole 42. At this time, the second screw 54 is rotated, and the second screw 54 rotates on the inner side of the inner and outer threaded sleeves 55, and at the same time drives the extrusion plate 53 to push the extrusion plate 51, so that the position of the extrusion plate 51 in the sleeve body 41 can be adjusted, so that the crossbeam extending into the sleeve body 41 can be firmly fixed.
[0027] The working principle of the utility model is as follows: first, holes required by the first expansion bolt 2 and the second expansion bolt 3 are drilled at corresponding positions on the main body of the building, and then the opening tube 21 is passed through the first strip hole 14 and the hole on the main body of the building in sequence, and then the first screw rod 23 is rotated by a wrench, so that the conical nut 24 moves toward the direction of the flange 22 on the inner side of the opening tube 21, thereby squeezing the opening tube 21, so that the opening tube 21 is deformed and expanded, and at the same time, the flange 22 is tightly squeezed on the clamping teeth 15, so that the working plate 1 can be firmly fixed on the main body of the building through the first expansion bolt 2; similarly, the sleeve 4 is firmly fixed on the working plate 1 and the main body of the building through the second expansion bolt 3;
[0028] Next, insert one end of the beam to be installed into the sleeve body 41, and then rotate the second screw 54 clockwise. The second screw 54 rotates on the inner side of the inner and outer threaded sleeves 55, and at the same time drives the extrusion disk 53 to push the extrusion plate 51, thereby squeezing the beam in the sleeve body 41 through the extrusion plate 51, and then firmly fix the beam extended into the sleeve body 41; then use the tension bolts to pass into the second strip hole 45, so as to further fix the beam and the sleeve 4.
[0029] What is described above is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.
Claims
1. A connection structure based on a building main body and a crossbeam, comprising a working plate (1) and a sleeve (4) installed at one end of the working plate (1), characterized in that: A group of second expansion bolts (3) are arranged between the working plate (1) and the sleeve (4); a group of first expansion bolts (2) are embedded in the upper and lower ends of the inner side of the working plate (1); and a fastening assembly (5) is embedded in the upper end and the front end of the inner side of the sleeve (4); the working plate (1) comprises a connecting plate body (11), and a connecting piece (18) at one end embedded and installed in the connecting plate body (11); a group of second fastening holes ( 19), and a group of threaded holes (17) are opened at the lower end of the inner side of the connecting plate (18), the upper and lower ends of the inner side of the connecting plate body (11) are both opened with a first strip hole (14), and a slot (12) is opened in the middle of the inner side of the connecting plate body (11), and a group of third fastening holes (13) and countersunk holes (16) are opened at the upper and lower ends of the slot (12) on the inner side of the connecting plate body (11), and a plurality of latch teeth (15) are evenly arranged on both sides of the first strip hole (14).
2. The connection structure based on the building main body and the beam according to claim 1, characterized in that: The lower end of the connecting piece (18) is embedded in the lower end of the inner side of the slot (12), and the connecting piece (18) is fixedly connected to the connecting plate body (11) by screws that penetrate the inner sides of the countersunk hole (16) and the threaded hole (17) in sequence.
3. The connection structure based on the building main body and the beam according to claim 1, characterized in that: The first expansion bolt (2) comprises an open tube (21) and a flange (22) fixedly connected to one end of the open tube (21); a first screw rod (23) is provided through the inner sides of the flange (22) and the open tube (21); a conical nut (24) is meshedly connected to the outer end of the first screw rod (23) away from the flange (22); and the open tube (21) passes through the inner side of the first strip hole (14).
4. The connection structure based on the building main body and the beam according to claim 1, characterized in that: The sleeve (4) comprises a sleeve body (41), a group of second strip holes (45) are provided at the front and rear ends and the upper and lower ends of the sleeve body (41), and a third strip hole (43) is provided at the upper end of the sleeve body (41) close to the second strip holes (45), a group of first fastening holes (44) are provided at one end of the sleeve body (41), and connecting holes (42) are provided at both ends of the second strip holes (45).
5. The connection structure based on the building main body and the beam according to claim 4, characterized in that: The upper end of the connecting piece (18) is embedded in the third strip-shaped hole (43), and the first fastening hole (44), the second fastening hole (19) and the third fastening hole (13) are located on the same horizontal line.
6. The connection structure based on the building main body and the beam according to claim 1, characterized in that: The fastening assembly (5) comprises an extrusion plate (51) and an extrusion disc (53) slidably embedded in the front end of the extrusion plate (51); a fourth strip hole (52) is provided on the inner side of the extrusion plate (51); both ends of the fourth strip hole (52) are provided with T-shaped slide grooves (58); a second screw rod (54) is fixedly connected to the front end of the extrusion disc (53); an internal and external threaded sleeve (55) is meshedly connected to the outer side of the second screw rod (54); a limit disc (57) is fixedly connected to the rear end of the outer side of the internal and external threaded sleeve (55); and a hexagonal nut (56) is meshedly connected to the front end of the outer side of the internal and external threaded sleeve (55) away from the limit disc (57).
7. The connection structure based on the building main body and the beam according to claim 6, characterized in that: The extrusion plate (53) is embedded in the inner side of the T-shaped slide groove (58), the inner and outer threaded sleeves (55) penetrate the inner side of the connecting hole (42), and the limiting plate (57) and the hexagonal nut (56) are respectively located at the inner and outer ends of the connecting hole (42).