Connecting joint of steel mould column and structural terrace
By using a combination of steel plate hoops and first-level mechanical connection joints at the connection between the steel mold column and the structural floor, the problems of inefficiency and poor connection quality caused by the traditional reinforcement method are solved, and a more efficient and safer connection effect is achieved.
Patent Information
- Application Number
- CN202422401520.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-30
- Publication Date
- 2025-06-17
- Estimated Expiration
- 2034-09-30
AI Technical Summary
In large-scale logistics and cold chain warehouse projects, the traditional reinforcement method leads to inefficient connection between steel mold columns and structural floors, poor quality, and time-consuming and labor-intensive.
The combination of steel plate hoops and first-level mechanical connection joints is adopted. The steel plate hoops are installed outside the longitudinal steel bars of the steel mold column and tied and fixed with the longitudinal steel bars. The first-level mechanical connection joints are welded and connected to the steel plate hoops. The end of the plate steel bars is screwed into the connecting joints to realize the connection between the structural floor and the steel mold column.
The construction process is simplified, the connection quality and structural safety are improved, and the problems of inefficiency and poor connection quality are solved by traditional reinforcement planting methods.
Smart Images
Figure CN222990988U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of building construction, and particularly to a connecting node between a steel formwork column and a structural floor slab. Background Art
[0002] In large-scale logistics and cold storage warehouse projects, to ensure construction efficiency and save the construction period of the upper structure, the steel formwork columns are generally poured and completed prior to the structural floor slab. For the conventional method of connecting the structural floor slab and the steel formwork columns, a post-cast strip is reserved, the slab steel bars are implanted into the steel formwork columns by means of post-inserted bars, and are lap-connected with the steel bars reserved in the structural floor slab within the post-cast strip. The conventional post-inserted bar method has problems such as low efficiency, poor connection quality, time-consuming and laborious work, etc. Content of the Utility Model
[0003] The utility model aims to overcome the defects of the prior art, and provides a connecting node between a steel formwork column and a structural floor slab, which solves the problems such as low efficiency and poor connection quality caused by the traditional post-inserted bar method.
[0004] To solve the above technical problems, the utility model is realized as follows:
[0005] A connecting node between a steel formwork column and a structural floor slab, characterized in that: it includes a steel plate hoop, a first-class mechanical connection joint, a steel formwork column and slab steel bars; the steel formwork column is arranged outside the steel plate hoop, the cross-section of the steel plate hoop is C-shaped, with the opening facing outwards, through holes are opened on the steel plate hoop according to the distribution pitch of the slab steel bars, a first-class mechanical connection joint is arranged inside the through holes of the steel plate hoop, the connection holes of the first-class mechanical connection joint are aligned with the through holes of the steel plate hoop, and the slab steel bars of the structural floor slab are connected with the first-class mechanical connection joint.
[0006] The connecting node between a steel formwork column and a structural floor slab as described above is characterized in that: the opening of the steel plate hoop is larger on the outside and smaller on the inside.
[0007] The connecting node between a steel formwork column and a structural floor slab as described above is characterized in that: the first-class mechanical connection joint is welded and connected with the steel plate hoop.
[0008] The connecting node between a steel formwork column and a structural floor slab as described above is characterized in that: the end of the slab steel bar is threaded and screwed into the connection hole of the first-class mechanical connection joint to realize the connection between the structural floor slab and the steel formwork column.
[0009] The connecting node between a steel formwork column and a structural floor slab as described above is characterized in that: the steel plate hoop is sleeved outside the longitudinal steel bars of the steel formwork column, and the steel plate hoop is bound and fixed with the longitudinal steel bars.
[0010] The beneficial effects of the present utility model are as follows: As can be seen from the above technical solution, the present application provides a connection node between a steel formwork column and a structural floor slab. The steel formwork column adopts the measure of "embedded steel plate hoop + first-class mechanical connection joint", and the construction measure is simple, which solves the problems of low efficiency and poor connection quality caused by the traditional rebar planting method, simplifies the on-site construction process, is easy to operate, ensures the connection quality between the structural floor slab and the steel formwork column, and improves the structural safety. BRIEF DESCRIPTION OF THE DRAWINGS
[0011] The present utility model will be further described in detail below in conjunction with the drawings and embodiments:
[0012] Figure 1 It is a node diagram of a connection node between a steel formwork column and a structural floor slab of the present application.
[0013] Figure 2 It is a 1-1 section of a connection node between a steel formwork column and a structural floor slab of the present application.
[0014] Figure 3 It is a 2-2 section of a connection node between a steel formwork column and a structural floor slab of the present application.
[0015] Figure 4 For Figure 2 an enlarged schematic view of A in
[0016] Figure 5 It is a connection schematic diagram between the steel formwork and the steel plate hoop in a connection node between a steel formwork column and a structural floor slab of the present application. DETAILED DESCRIPTION OF THE EMBODIMENTS
[0017] The technical solutions of the embodiments of the present application will be clearly and completely described below in conjunction with the drawings. Obviously, the described embodiments are part of the embodiments of the present application, rather than all of the embodiments. Based on the embodiments in the embodiments of the present application, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the scope of protection of the present application.
[0018] As Figures 1-4 shown: A connection node between a steel formwork column and a structural floor slab, which includes a steel plate hoop 1, a first-class mechanical connection joint 2, a steel formwork column 3, and slab reinforcement 4; the steel formwork column is arranged outside the steel plate hoop, the cross-section of the steel plate hoop is C-shaped with the opening facing outwards, through holes are opened on the steel plate hoop according to the distribution spacing of the slab reinforcement, a first-class mechanical connection joint is arranged inside the through holes of the steel plate hoop, the connection holes of the first-class mechanical connection joint are aligned with the through holes of the steel plate hoop, and the slab reinforcement of the structural floor slab is connected to the first-class mechanical connection joint.
[0019] Furthermore, the steel plate hoop is sleeved on the outside of the longitudinal steel bar 5 of the steel formwork column, and the steel plate hoop is tied and fixed to the longitudinal steel bar; the opening of the steel plate hoop is larger on the outside and smaller on the inside; the first-level mechanical connection joint is welded to the steel plate hoop; the end of the plate steel bar is threaded into the connection hole of the first-level mechanical connection joint to realize the connection between the structural floor and the steel formwork column.
[0020] The specific steps of the construction method of the connection node between the steel formwork column and the structural floor are as follows:
[0021] Step 1: Customize a C-shaped steel plate hoop with the opening facing outwards and the opening being larger outside and smaller inside; Figure 4 As shown:
[0022] Step 2: Set holes in the steel plate hoops according to the spacing of the plate reinforcements; Figure 1 , 5 As shown:
[0023] Step 3: Weld the first-level mechanical connection joint to the steel plate hoop according to the distribution spacing of the plate reinforcement, and align the connection hole of the first-level mechanical connection joint with the through hole in step 2; Figure 1 , 5 As shown:
[0024] Step 4: When tying the steel formwork column reinforcement, use the steel plate hoop to replace the column hoop reinforcement 6 at the corresponding position, and tie the steel plate hoop and the column longitudinal reinforcement to fix;
[0025] Step 5: On the inner side of the steel plate hoop, screw the longitudinal reinforcement of the structural floor extending into the steel formwork column into the first-level mechanical connection joint;
[0026] Step 6: Apply butter to the through hole of the steel plate hoop and the inside of the primary mechanical connection joint, and fill the opening of the steel plate hoop with sponge 7;
[0027] Step 7: Install the column formwork 8. The outermost side of the steel plate hoop should be close to the inner side of the column formwork to avoid leakage during concrete pouring;
[0028] Step 8: Pour the steel formwork column concrete, and when the concrete reaches the designed strength, remove the column steel formwork;
[0029] Step 9: During the construction of the structural floor, remove the floating slurry outside the steel hoop and the sponge inside the opening of the steel hoop in advance;
[0030] Step 10. The steel plate reinforcement with threaded ends is screwed into the primary mechanical connection joint of the steel plate hoop and overlapped with the plate reinforcement in the post-cast zone.
[0031] Step 11: Pour the structural floor concrete and maintain it as required.
[0032] The above are only the embodiments provided by this application and are not used to limit this application. Although this application has been described in detail with reference to the embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements for some of the technical features. However, any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of this application shall be included within the protection scope of this application.
Claims
1. A connection node between a steel formwork column and a structural floor, characterized in that: It includes a steel plate hoop, a first-level mechanical connection joint, a steel formwork column and plate reinforcement; the steel formwork column is arranged outside the steel plate hoop, the cross-section of the steel plate hoop is C-shaped, and the opening faces outward, through holes are opened on the steel plate hoop according to the distribution spacing of the plate reinforcement, and a first-level mechanical connection joint is arranged on the inner side of the through hole of the steel plate hoop, and the connection hole of the first-level mechanical connection joint is aligned with the through hole of the steel plate hoop, and the plate reinforcement of the structural floor is connected to the first-level mechanical connection joint.
2. A connection node between a steel formwork column and a structural floor according to claim 1, characterized in that: The opening of the steel plate hoop is larger on the outside and smaller on the inside.
3. The connection node between a steel formwork column and a structural floor according to claim 1, characterized in that: The primary mechanical connection joint is welded to the steel plate hoop.
4. The connection node between a steel formwork column and a structural floor according to claim 1, characterized in that: The ends of the plate reinforcement bars are threaded into the connection holes of the primary mechanical connection joints to achieve the connection between the structural floor and the steel formwork columns.
5. The connection node between a steel formwork column and a structural floor according to claim 1, characterized in that: The steel plate hoop is sleeved on the outside of the longitudinal steel bars of the steel formwork column, and the steel plate hoop is tied and fixed to the longitudinal steel bars.