CN210976067U - Shelve formula primary and secondary roof beam and connect and use arm board - Google Patents
Shelve formula primary and secondary roof beam and connect and use arm board Download PDFInfo
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- CN210976067U CN210976067U CN201921701328.0U CN201921701328U CN210976067U CN 210976067 U CN210976067 U CN 210976067U CN 201921701328 U CN201921701328 U CN 201921701328U CN 210976067 U CN210976067 U CN 210976067U
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Abstract
The utility model discloses a placing type cattle arm plate for connecting a primary beam and a secondary beam, which comprises a cattle arm plate main body (1), a stiffening plate (2) and a stud (3); the pair of stiffening plates (2) are symmetrically arranged on two faces of the shoulder board main body (1) respectively, the plurality of studs (3) are arranged on two faces of the shoulder board main body (1) at intervals respectively, and the plurality of studs (3) are positioned above and below the pair of stiffening plates (2). The stiffening plate (2) is perpendicular to the cattle arm plate main body (1). The stiffening plate (2) is positioned at the 1/2 height of the main body (1) of the cattle board. The utility model discloses can improve the overall stability of ox stretcher board and the overall reliability of nodal connection.
Description
Technical Field
The utility model relates to an ox stretcher especially relates to a shelve formula primary and secondary roof beam and connect and use ox stretcher.
Background
At present, in a primary and secondary beam connecting node structure of an assembly type building, a shelving type node is widely applied, and the shelving type primary and secondary beam connecting node structure is mainly divided into a main beam bracket (ear picking) type node structure and a secondary beam bracket plate type node structure.
The secondary beam is provided with a cattle arm plate type node which is connected with the main beam in a tongue-and-groove beam mode, and the end part of the secondary beam is provided with a cattle arm plate. The stretcher plate in the prior art is formed by processing a rectangular steel plate through chamfering and opening, studs symmetrically arranged on two sides of the stretcher plate are welded on two sides of the stretcher plate, and the braces are embedded at the end part of a secondary beam. The secondary beam is provided with a rabbet which is in lap joint with the embedded steel plate on the prefabricated main beam, and a reinforcing stirrup needs to be added within the range of 1.5 times of the beam height at the end part of the secondary beam. After the primary and secondary beams are hoisted and lapped, longitudinal ribs at the top of the beams are arranged, concrete is poured on the cast-in-place layer, and finally an integral primary and secondary beam structure is formed.
The cattle stretcher plate in the prior art is generally made of Q235-grade steel, the thickness of the cattle stretcher plate is not less than 0.6 time of the diameter of a stud, and the cattle stretcher plate should meet the requirements of local bearing capacity and stability in the construction stage. The cattle arm plate type node has the advantages of high processing precision, high installation precision, convenience in installation, good node connection integrity and the like. However, the cattle arm plate adopted in the existing design is only connected in a single-plate shelving manner, so that the defects of poor overall stability, low connection reliability and the like exist.
Disclosure of Invention
An object of the utility model is to provide a shelve formula primary and secondary roof beam and connect and use ox stretcher, can improve the overall stability of ox stretcher and the overall reliability of nodal connection.
The utility model discloses a realize like this:
a shoulder board for connecting a primary beam and a secondary beam comprises a shoulder board main body, a stiffening plate and studs; the pair of stiffening plates are symmetrically arranged on two surfaces of the shoulder board main body respectively, the plurality of studs are arranged on two surfaces of the shoulder board main body at intervals respectively, and the plurality of studs are positioned above and below the pair of stiffening plates.
The stiffening plate is perpendicular to the main body of the cattle arm plate.
The stiffening plate is positioned at the 1/2 height of the main body of the cattle board.
The stiffening plate and the cattle arm plate main body are connected into an integral structure.
The length of the stiffening plate is equivalent to that of the main body of the cattle arm plate.
The width of the stiffening plate is less than the length of the stud.
The utility model can improve the overall stability of the cattle stretcher plate, the anchoring reliability of the secondary beam nodes and the overall stability of the node connection through the stiffening plates; the utility model can increase the shearing resistance and torsion resistance of the secondary beam, and is beneficial to the exertion of the bearing capacity of the secondary beam; the utility model can increase the anti-seismic performance of the secondary beam and reduce the risk of the falling of the secondary beam under the earthquake working condition; the utility model can improve the shaping rotation capacity of the end part of the secondary beam and increase the anti-seismic energy dissipation capacity of the whole structure; the utility model discloses can the holistic level of additional strengthening be favorable to the effective transmission of horizontal force to rigidity.
Drawings
FIG. 1 is a front view of the cattle arm plate for connecting the shelving type primary and secondary beams;
FIG. 2 is a top view of the cattle arm plate for connecting the shelving type primary and secondary beams;
FIG. 3 is a side view of the cattle arm plate for connecting the shelving type primary and secondary beams;
FIG. 4 is a schematic construction view of the cattle arm plate for connecting the shelving type primary and secondary beams;
FIG. 5 is a cross-sectional view A-A of FIG. 4;
fig. 6 is a sectional view taken along line B-B of fig. 4.
In the figure, 1 a shoulder board main body, 2 stiffening plates, 3 studs, 4 secondary beams, 5 prefabricated main beams, 6 pre-buried steel plates and 7 reinforcing stirrups.
Detailed Description
The invention will be further explained with reference to the drawings and the specific embodiments.
Referring to fig. 1 to 3, a stretcher plate for connecting a primary beam and a secondary beam comprises a stretcher plate main body 1, a stiffening plate 2 and a stud 3; the pair of stiffening plates 2 are symmetrically arranged on two surfaces of the shoulder board main body 1 respectively, the plurality of studs 3 are arranged on two surfaces of the shoulder board main body 1 at intervals respectively, and the plurality of studs 3 are positioned above and below the pair of stiffening plates 2.
Preferably, the stiffening plate 2 is perpendicular to the cattle arm plate main body 1, so that the overall stability of the cattle arm plate and the anchoring reliability of the joint are improved, and the connection effectiveness of the connection joint of the primary beam and the secondary beam is enhanced.
Preferably, the stiffening plate 2 is located at 1/2-height of the main body 1 of the stretcher, so that the overall stability of the stretcher and the anchoring reliability of the joint are improved, and the connection effectiveness of the connection joint of the primary and secondary beams is enhanced.
Preferably, the stiffening plate 2 and the cattle arm plate main body 1 are connected into an integral structure, so that the overall stability of the cattle arm plate and the anchoring reliability of the joint are improved, and the connection effectiveness of the connection joint of the primary beam and the secondary beam is enhanced.
Preferably, the length of the stiffening plate 2 is equivalent to that of the main body 1 of the cattle arm board, and the width of the stiffening plate 2 is smaller than that of the stud 3.
Referring to fig. 4 to 6, the construction method of the cattle arm plate of the present invention is the same as the construction method of the prior art: the end part of the secondary beam 4 is provided with a cattle arm board main body 1, the cattle arm board main body 1 is formed by processing a rectangular steel plate through chamfering and opening, and two sides of the cattle arm board main body 1 are welded with stiffening plates 2 and studs 3 which are symmetrically arranged on two sides and are embedded at the end part of the secondary beam 4. The secondary beam 4 is provided with a rabbet which is in lap joint with the embedded steel plate 6 on the prefabricated main beam 5, the stiffening plate 2 is positioned above the embedded steel plate 6, and the end part of the secondary beam 4 is additionally provided with a reinforcing stirrup 7 within the beam height range of 1.5 times. After the hoisting and lapping of the prefabricated main beam 5 and the secondary beam 4 are finished, longitudinal bars at the top of the beams are arranged, concrete is poured on a cast-in-place layer, and finally an integral primary and secondary beam structure is formed.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention, therefore, any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention should be included in the scope of the present invention.
Claims (6)
1. The utility model provides a shelve formula primary and secondary roof beam and connect and use stretcher board, characterized by: comprises a main body (1) of a shoulder board, a stiffening plate (2) and a stud (3); the pair of stiffening plates (2) are symmetrically arranged on two faces of the shoulder board main body (1) respectively, the plurality of studs (3) are arranged on two faces of the shoulder board main body (1) at intervals respectively, and the plurality of studs (3) are positioned above and below the pair of stiffening plates (2).
2. The shelf type cattle arm plate for connecting the primary and secondary beams as claimed in claim 1, wherein: the stiffening plate (2) is perpendicular to the cattle arm plate main body (1).
3. The shelf type cattle arm plate for connecting the primary and secondary beams as claimed in claim 1, wherein: the stiffening plate (2) is positioned at the 1/2 height of the main body (1) of the cattle board.
4. The shelf type cattle arm plate for connecting the primary and secondary beams as claimed in claim 1, wherein: the stiffening plate (2) is connected with the cattle arm plate main body (1) into an integral structure.
5. The shelf type cattle arm plate for connecting the primary and secondary beams as claimed in claim 1, wherein: the length of the stiffening plate (2) is equivalent to that of the cattle arm plate main body (1).
6. The shelf type cattle arm plate for connecting the primary and secondary beams as claimed in claim 1, wherein: the width of the stiffening plate (2) is less than the length of the stud (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921701328.0U CN210976067U (en) | 2019-10-11 | 2019-10-11 | Shelve formula primary and secondary roof beam and connect and use arm board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921701328.0U CN210976067U (en) | 2019-10-11 | 2019-10-11 | Shelve formula primary and secondary roof beam and connect and use arm board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210976067U true CN210976067U (en) | 2020-07-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921701328.0U Active CN210976067U (en) | 2019-10-11 | 2019-10-11 | Shelve formula primary and secondary roof beam and connect and use arm board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210976067U (en) |
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2019
- 2019-10-11 CN CN201921701328.0U patent/CN210976067U/en active Active
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