Steel-concrete combined section
By penetrating the transverse steel bars in the steel-concrete joint of the steel-concrete joint and using the steel lining main body and connecting components, the tightness problem during connection fixation is solved, ensuring a tight fixed connection between the two steel-concrete joint sections. Improves connection stability.
Patent Information
- Application Number
- CN202420292027.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-02-08
- Publication Date
- 2024-12-31
- Estimated Expiration
- 2034-02-08
AI Technical Summary
It is difficult to ensure the tightness of the connection when the steel-concrete bonding section is connected and fixed, resulting in the fixed connection between the two steel-concrete bonding sections being not tight.
By setting multiple transverse steel bars through the steel-concrete junction and opening holes are opened in the junction, the steel lining main body and the connecting assembly are used for fixed connection, ensuring a tight connection between the two steel-concrete junction sections.
A tight fixed connection between the two steel-concrete bonding sections is achieved, which improves the stability and reliability of the connection.
Smart Images
Figure CN222275230U_ABST
Abstract
Description
Technical Field
[0001] The present application relates to the technical field of bridge construction, and in particular to a steel-concrete combined section. Background Art
[0002] Generally, the steel-concrete joint section is composed of a steel beam transition section, a steel-concrete joint and a concrete beam transition section. The steel-concrete joint section adopts a cell rear pressure plate joint structure. At present, when the steel-concrete joint section is installed and fixed with another steel-concrete joint section, since the steel-concrete joint section of the steel-concrete joint section is a mixed structure, when the two steel-concrete joint sections need to be connected and fixed, it is difficult to ensure the tightness of the connection between the two steel-concrete joints during the fixed connection, and thus it is difficult to ensure the tightness of the connection between the two steel-concrete joint sections. Summary of the invention
[0003] The embodiment of the present application provides a steel-concrete combined section to solve the problem in the related art that it is difficult to ensure the tightness of the connection between two steel-concrete combined sections when they are connected and fixed.
[0004] The present application embodiment provides a steel-concrete combined section, comprising:
[0005] A steel-concrete combined section body, the steel-concrete combined section body comprising a concrete beam transition section, a steel beam transition section, and a steel-concrete joint connecting the steel-concrete combined section body and the steel beam transition section into a whole;
[0006] The two adjacent steel-concrete combined section bodies are fixedly connected by a plurality of transverse steel bars penetrating the inside of the steel-concrete combined part, the steel-concrete combined part is provided with openings for passing the transverse steel bars, the opposite side walls of the steel-concrete combined part are connected with steel lining plate bodies, and the two adjacent steel-concrete combined section bodies are connected and fixed by a connecting assembly provided at the bottom of the steel lining plate bodies.
[0007] In some embodiments, the steel liner body is provided with a plurality of through holes matching the transverse reinforcements.
[0008] In some embodiments, the connection assembly includes a connection plate disposed at the bottom of the steel lining plate body, and a welding bolt and a welding nut for fixing the connection plate to the bottom of two adjacent steel lining plate bodies.
[0009] In some embodiments, the steel lining plate body is welded and fixed to the steel-concrete joint through a plurality of welding nail connectors, and a plurality of welding slots matching the welding nail connectors are provided on the steel lining plate body.
[0010] In some embodiments, the steel lining plate body is provided with a positioning piece for positioning and connecting with an adjacent steel lining plate body.
[0011] In some embodiments, the positioning member is a bump.
[0012] In some embodiments, a section of the steel liner body adjacent to the steel liner body provided with the protrusion is provided with a positioning groove matching the protrusion.
[0013] In some embodiments, a manhole is provided between the concrete beam transition section and the steel-concrete joint.
[0014] In some embodiments, the positioning member and the positioning groove are both arranged at the center of the steel lining body.
[0015] In some embodiments, a row of multiple welding bolts spaced at equal distances is disposed at the bottom of each steel lining plate body, and two rows of through holes for matching the multiple welding bolts are opened on the connecting plate.
[0016] The beneficial effects of the technical solution provided by this application include:
[0017] An embodiment of the present application provides a steel-concrete combination section, including a steel-concrete combination section body, wherein the steel-concrete combination section body includes a concrete beam transition section, a steel beam transition section, and a steel-concrete combination portion that connects the steel-concrete combination section body and the steel beam transition section as a whole; two adjacent steel-concrete combination section bodies are fixedly connected by a plurality of transverse steel bars penetrating the inside of the steel-concrete combination portion, an opening for passing the transverse steel bars is opened on the steel-concrete combination portion, a steel lining plate body is connected to the opposite side walls of the steel-concrete combination portion, and the two adjacent steel-concrete combination section bodies are connected and fixed by a connecting assembly arranged at the bottom of the steel lining plate body.
[0018] In actual use, two adjacent steel-concrete combination section bodies are fixedly connected by a plurality of transverse steel bars penetrating through the steel-concrete combination part, and an opening for passing the transverse steel bars is provided on the steel-concrete combination part. When the two steel-concrete combination section bodies need to be connected, the two steel-concrete combination section bodies are connected and fixed by a plurality of transverse steel bars penetrating and fixedly provided in the steel-concrete combination part of the two steel-concrete combination section bodies, and the opposite side walls of the steel-concrete combination part are connected with steel lining plate bodies. When the two steel-concrete combination section bodies need to be connected, the steel lining plate bodies connected on the two opposite side walls of the two steel-concrete combination section bodies are fixedly connected by a connecting assembly provided at the bottom of the steel lining plate body, thereby ensuring the tightness of the fixed connection between the two steel-concrete combination section bodies. BRIEF DESCRIPTION OF THE DRAWINGS
[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.
[0020] Figure 1 A schematic diagram of the overall structure provided for an embodiment of the present application;
[0021] Figure 2 for Figure 1 Structural diagram of the main body and connecting plate of the steel liner;
[0022] Figure 3 This is a schematic diagram of the structure when two steel liner bodies are connected.
[0023] Reference numerals:
[0024] 1. The main body of the steel-concrete joint section; 2. The main body of the steel lining plate; 3. The connecting plate; 4. The welding nut; 5. The manhole; 11. The transition section of the concrete beam; 12. The steel-concrete joint; 13. The transition section of the steel beam; 21. The welding slot; 22. The through hole; 23. The welding bolt; 24. The positioning groove; 25. The positioning piece; 121. The welding nail connector; 122. The transverse reinforcement. DETAILED DESCRIPTION
[0025] In order to make the purpose, technical solution and advantages of the embodiments of the present application clearer, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of this application.
[0026] The embodiment of the present application provides a steel-concrete joint section, which can solve the problem in the related art that it is difficult to ensure the tightness of the connection between two steel-concrete joint sections when they are connected and fixed.
[0027] See also Figures 1 to 3As shown, an embodiment of the present application provides a steel-concrete combination section, including a steel-concrete combination section body 1, the steel-concrete combination section body 1 includes a concrete beam transition section 11, a steel beam transition section 13 and a steel-concrete combination section 12 connecting the steel-concrete combination section body 1 and the steel beam transition section 13 as a whole; two adjacent steel-concrete combination section bodies 1 are fixedly connected by a plurality of transverse steel bars 122 penetrating the inside of the steel-concrete combination section 12, an opening for passing the transverse steel bars 122 is opened on the steel-concrete combination section 12, and steel lining plate bodies 2 are connected to the opposite side walls of the steel-concrete combination section 12, and the two adjacent steel-concrete combination section bodies 1 are connected and fixed by a connecting assembly arranged at the bottom of the steel lining plate body 2.
[0028] In actual use, two adjacent steel-concrete combination section bodies 1 are fixedly connected by a plurality of transverse steel bars 122 penetrating the inside of the steel-concrete joint 12, and an opening for passing the transverse steel bars 122 is opened on the steel-concrete joint 12. When the two steel-concrete combination section bodies 1 need to be connected, the two steel-concrete combination section bodies 1 are connected and fixed by a plurality of transverse steel bars 122 penetrating and fixed in the steel-concrete joint 12 of the two steel-concrete combination section bodies 1, and the steel lining plate bodies 2 are connected to the opposite side walls of the steel-concrete joint 12. When the two steel-concrete combination section bodies 1 need to be connected, the steel lining plate bodies 2 connected to the two opposite side walls of the two steel-concrete combination section bodies 1 are fixedly connected by a connecting assembly arranged at the bottom of the steel lining plate body 2, thereby ensuring the tightness of the fixed connection between the two steel-concrete combination section bodies 1.
[0029] In some optional embodiments, such as Figure 1 As shown, the steel liner body 2 is provided with a plurality of through holes 22 matching the transverse steel bars 122. When two sections of the steel-concrete combination section bodies 1 are connected and fixed, since the steel liner body 2 is fixedly provided on the two opposite side walls of the two steel-concrete combination parts 12, the two steel liner body 2 can be connected and fixed by the connection assembly provided at the bottom of the steel liner body 2, so that the two steel-concrete combination parts 12 are tightly connected and fixed, that is, the two sections of the steel-concrete combination section bodies 1 are tightly connected and fixed. In addition, the two adjacent steel-concrete combination section bodies 1 are also fixedly connected by the plurality of transverse steel bars 122 that penetrate the inside of the steel-concrete combination part 12. The transverse steel bars 122 penetrate the inside of the two adjacent steel-concrete combination parts 12 horizontally, so that the two steel-concrete combination section bodies 1 can be tightly connected and fixed.
[0030] There are a plurality of transverse steel bars 122 arranged at equal intervals, and fixedly installed in the steel-concrete joint 12 by concrete pouring and reinforcement binding. The steel-concrete joint 12 is provided with openings for passing the transverse steel bars 122, and the steel liner body 2 is provided with a plurality of through holes 22 matching the transverse steel bars 122.
[0031] In some optional embodiments, such as Figures 1 to 3 As shown, the connection assembly includes a connection plate 3 arranged at the bottom of the steel liner body 2, and a welding bolt 23 and a welding nut 4 for fixing the connection plate 3 to the bottom of two adjacent steel liner bodies 2. A row of multiple welding bolts 23 arranged at equal distances are arranged at the bottom of each steel liner body 2, and two rows of through holes for matching the multiple welding bolts 23 are opened on the connection plate 3. When the two steel-concrete combined section bodies 1 are connected and fixed, the connection plate 3 is connected and fixed to the bottom of the two steel liner bodies 2 on the two steel-concrete combined section bodies 1 by the welding bolts 23 and the welding nuts 4, so that the two steel liner bodies 2 are connected and fixed, thereby ensuring a tight and fixed connection between the two steel-concrete combined section bodies 1. Specifically, a row of welding bolts 23 arranged at equal distances are arranged at the bottom of the steel liner body 2, and two rows of through holes for matching the multiple welding bolts 23 are opened on the connection plate 3. By using the welding nuts 4, the connection plate 3 can be fixed to the bottom of the two steel liner bodies 2 at the same time, thereby completing the fixed connection of the two steel liner bodies 2.
[0032] In some optional embodiments, the steel liner body 2 is welded and fixed to the steel-concrete joint 12 through a plurality of welding nail connectors 121, and a plurality of welding slots 21 matching the welding nail connectors 121 are provided on the steel liner body 2. The steel liner body 2 is provided with welding slots 21 for matching the welding nail connectors 121, and the steel liner body 2 can be welded and fixed to the steel-concrete joint 12 through the welding nail connectors 121.
[0033] And, if Figure 1 As shown, a steel lining plate body 2 can be set at the top and bottom ends of the side wall of the steel-concrete joint 12, and the steel lining plate bodies 2 at the top and bottom ends of the side wall of the steel-concrete joint 12 are axially symmetrically arranged, which can ensure the reliability of fixation when the two steel-concrete joint section bodies 1 are connected and fixed.
[0034] In some optional embodiments, such as Figure 2 and Figure 3 As shown, the steel liner body 2 is provided with a positioning member 25 for positioning and connecting with the adjacent steel liner body 2. The positioning member 25 can be a bump. In some use cases, a section of the steel liner body 2 adjacent to the steel liner body 2 provided with the bump is provided with a positioning groove 24 matching the bump. The positioning member 25 and the positioning groove 24 are both provided at the center of the steel liner body 2.
[0035] Specifically, when two sections of the steel-concrete combined section body 1 are connected and fixed, in order to facilitate the positioning of the two steel-concrete combined section bodies 1 during the connection, a protrusion is provided on the steel lining plate body 2 on one section of the steel-concrete combined section body 1, and a positioning groove 24 matching the protrusion of the positioning piece 25 is provided on the steel lining plate body 2 on the other section of the steel-concrete combined section body 1. When the protrusion on one steel lining plate body 2 is inserted into the positioning groove 24 on the other steel lining plate body 2, the two steel lining plate bodies 2 can be positioned, thereby facilitating the positioning and connection of the two steel-concrete combined section bodies 1.
[0036] In some optional embodiments, such as Figure 1 A manhole 5 is provided between the concrete beam transition section 11 and the steel-concrete joint 12. By providing a positioning piece 25 protrusion on the steel liner body 2 on one section of the steel-concrete joint section body 1, and providing a positioning groove 24 matching the protrusion on the steel liner body 2 on the other section of the steel-concrete joint section body 1, when the protrusion on one steel liner body 2 is inserted into the positioning groove 24 on the other steel liner body 2, the two steel liner bodies 2 can be positioned, thereby facilitating the positioning and connection of the two steel-concrete joint section bodies 1.
[0037] A plurality of transverse steel bars 122 are installed through the two steel-concrete joints 12, and welding is performed after the transverse steel bars 122 are installed to ensure the welding quality of the tight connection between the steel and concrete of the two sections of the steel-concrete joints 12, thereby fixing the two steel-concrete joint sections 1. After that, the operator can enter through the manhole 5, install the connecting plate 3 on the bottom of the two steel lining plate bodies 2, and after installing the welding nut 4, weld the connecting plate 3 and the welding nut 4 to the bottom of the steel lining plate body 2 to ensure the reliability of the connection and fixation between the two steel lining plate bodies 2, thereby ensuring the tightness of the fixed connection between the two sections of the steel-concrete joint section bodies 1.
[0038] In the description of the present application, it should be noted that the terms "upper", "lower", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present application. Unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be a connection between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present application can be understood according to the specific circumstances.
[0039] It should be noted that, in this application, relational terms such as "first" and "second" are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.
[0040] The above description is only a specific implementation of the present application, so that those skilled in the art can understand or implement the present application. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present application. Therefore, the present application will not be limited to the embodiments shown herein, but will conform to the widest range consistent with the principles and novel features applied for herein.
Claims
1. A steel-concrete joint section, characterized in that: include: A steel-concrete combined section body (1), the steel-concrete combined section body (1) comprising a concrete beam transition section (11), a steel beam transition section (13), and a steel-concrete joint (12) connecting the steel-concrete combined section body (1) and the steel beam transition section (13) into a whole; Two adjacent steel-concrete combined section bodies (1) are fixedly connected by a plurality of transverse steel bars (122) penetrating the interior of the steel-concrete combined portion (12); openings for passing the transverse steel bars (122) are provided on the steel-concrete combined portion (12); opposite side walls of the steel-concrete combined portion (12) are connected to steel lining plate bodies (2); and the two adjacent steel-concrete combined section bodies (1) are connected and fixedly connected by a connecting assembly provided at the bottom of the steel lining plate bodies (2).
2. A steel-concrete joint section as claimed in claim 1, characterized in that: The steel lining plate body (2) is provided with a plurality of through holes (22) matching the transverse steel bars (122).
3. A steel-concrete joint section as claimed in claim 2, characterized in that: The connection assembly comprises a connection plate (3) arranged at the bottom of the steel lining plate body (2), and a welding bolt (23) and a welding nut (4) for fixing the connection plate (3) to the bottoms of two adjacent steel lining plate bodies (2).
4. A steel-concrete joint section as claimed in claim 2, characterized in that: The steel lining plate body (2) is welded and fixed to the steel-concrete joint (12) via a plurality of welding nail connectors (121), and a plurality of welding slots (21) matching the welding nail connectors (121) are provided on the steel lining plate body (2).
5. The steel-concrete joint section according to claim 2, characterized in that: The steel lining plate body (2) is provided with a positioning piece (25) for positioning and connecting with an adjacent steel lining plate body (2).
6. A steel-concrete joint section as claimed in claim 5, characterized in that: The positioning member (25) is a convex block.
7. A steel-concrete joint section as claimed in claim 6, characterized in that: A positioning groove (24) matching the protrusion is provided on a section of the steel lining plate body (2) adjacent to the steel lining plate body (2) provided with the protrusion.
8. The steel-concrete joint section according to claim 1, characterized in that: A manhole (5) is provided between the concrete beam transition section (11) and the steel-concrete joint (12).
9. The steel-concrete joint section according to claim 7, characterized in that: The positioning piece (25) and the positioning groove (24) are both arranged at the center of the steel liner body (2).
10. The steel-concrete joint section according to claim 3, characterized in that: A row of multiple welding bolts (23) arranged at equal intervals is arranged at the bottom of each steel lining plate body (2), and two rows of through holes for matching the multiple welding bolts (23) are opened on the connecting plate (3).