Fabricated floor slab connecting structure
By using cable tie to bind and strengthening the steel plate fixing structure at the prefabricated floor slab connections, combined with bolt connections, the problem of insufficient connection strength of the prefabricated floor slab is solved, stable connections and gap elimination are achieved, and the overall rigidity and stability of the prefabricated floor slabs are improved.
Patent Information
- Application Number
- CN202422141296.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-02
- Publication Date
- 2025-07-22
- Estimated Expiration
- 2034-09-02
AI Technical Summary
During the connection process of existing prefabricated floor slabs, the strength of the joint joint position is insufficient, the connection is unstable, which can easily lead to breakage, and it is difficult to effectively eliminate the support of the gap position, affecting the rigidity of the connection.
The first extension block, the second extension block, the first upper connecting bar, the first lower connecting bar, the second upper connecting bar, the second lower connecting bar and the support bar are bound by a tie, and the upper reinforcement steel plate, the lower reinforcement steel plate and the side reinforcement steel plate are fixed. Combined with bolt connections, the strength at the floor slab connection is ensured, and the gap is eliminated through the pouring port.
The strength at the floor slab connection is improved, breakage is avoided, the rigidity of the connection is enhanced, and the connection gap is eliminated through the irrigation port, improving the stability of the overall connection.
Smart Images
Figure CN223135357U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of construction, in particular to an assembled floor slab connection structure. Background Art
[0002] The assembled building is constructed by an industrialized method, and some or all components are prefabricated in a factory and then assembled into a whole by a reliable connection method after being transported to the construction site. The assembled floor slab structure system composed of light steel and lightweight (foam) concrete has no beams and columns, can realize flexible layout of rooms, and is conducive to realizing the standardization and industrialization of buildings.
[0003] At present, during the connection of existing precast floor slabs, they are generally fixed only by simple bolts, thus there will be technical problems such as insufficient connection strength and unstable connection at the joint connection position, which is likely to damage the strength of the floor slab, and is also not conducive to supporting and eliminating the gap position, affecting the rigidity of the connection. Summary of the Utility Model
[0004] The purpose of the utility model is to provide an assembled floor slab connection structure to solve the problems put forward in the above background art.
[0005] To achieve the above purpose, the utility model provides the following technical solutions:
[0006] An assembled floor slab connection structure, comprising:
[0007] A first floor slab, a first extension block is fixedly connected to the side of the first floor slab, a first upper connecting bar is arranged at the upper end of the side of the first extension block, a first lower connecting bar is arranged at the lower end of the side of the first extension block, an upper reinforcing steel plate is arranged at the top of the first extension block, the first extension block is connected and fixed to a second floor slab through the upper reinforcing steel plate, a second extension block is fixedly connected to the side of the second floor slab, a second upper connecting bar is arranged at the upper end of the side of the second extension block, a second lower connecting bar is arranged at the lower end of the side of the second extension block, a lower reinforcing steel plate is arranged at the bottom of the second floor slab, and a side reinforcing steel plate is arranged at the side of the second floor slab.
[0008] Preferably, the number of the first extension blocks is two, and the two first extension blocks are axially symmetrically distributed on the side of the first floor slab, and a first lifting ring is arranged at the top of the first floor slab.
[0009] Preferably, a plurality of first threaded holes are arranged at the top of the first extension block, and first side holes are arranged at both ends of the first extension block.
[0010] Preferably, a plurality of the first upper connecting bars and the first lower connecting bars are arranged, and a support bar is arranged between the first upper connecting bar and the first lower connecting bar.
[0011] Preferably, the second upper connecting rib and the second lower connecting rib are misaligned with the first upper connecting rib and the first lower connecting rib, and the first upper connecting rib, the first lower connecting rib, the second upper connecting rib, the second lower connecting rib and the support rib are fixed by cable ties.
[0012] Preferably, the number of the second extension blocks is two, and the two second extension blocks are symmetrically distributed on the side of the second floor slab, and a second lifting ring is arranged on the top of the second floor slab.
[0013] Preferably, a plurality of second threaded holes are arranged on the top of the second extension block, and second side holes are arranged at both ends of the second extension block.
[0014] Preferably, a plurality of third threaded holes are arranged on the top of the upper reinforcing steel plate, and the third threaded holes are in correspondence with the first threaded holes and the second threaded holes. A first bolt is threadedly connected inside the third threaded hole, and a pouring port is arranged on the top of the upper reinforcing steel plate.
[0015] Preferably, a plurality of fourth threaded holes are arranged on the top of the lower reinforcing steel plate, and the fourth threaded holes are in correspondence with the first threaded holes, the second threaded holes and the third threaded holes. The first extension block, the second extension block, the upper reinforcing steel plate and the lower reinforcing steel plate are fixed by cooperation of the first threaded holes, the second threaded holes, the third threaded holes and the fourth threaded holes with the first bolt.
[0016] Preferably, the number of the side reinforcing steel plates is two, and the two side reinforcing steel plates are symmetrically distributed on the sides of the first extension block and the second extension block. A plurality of third side holes are arranged at one end of the side reinforcing steel plate, and the third side holes are in correspondence with the first side holes and the second side holes. A second bolt is threadedly connected inside the third side hole.
[0017] Compared with the prior art, the beneficial effects of the utility model are as follows:
[0018] The utility model ensures the strength at the joint of the first floor slab and the second floor slab by providing the first extension block, the second extension block, the first upper connecting rib, the first lower connecting rib, the second upper connecting rib and the second lower connecting rib. The first upper connecting rib, the first lower connecting rib, the second upper connecting rib, the second lower connecting rib and the support rib are bundled by a cable tie, thus avoiding the situation that the joint breaks due to insufficient strength. By providing the upper reinforcing steel plate, the lower reinforcing steel plate and the side reinforcing steel plate, the first floor slab and the second floor slab are fixed by the upper reinforcing steel plate, the lower reinforcing steel plate and the side reinforcing steel plate, further improving the connection strength between the first floor slab and the second floor slab. A pouring port is arranged at the top of the upper reinforcing steel plate, and after the fixation is completed, cement can be poured at the joint to avoid the generation of gaps at the joint. Description of the Drawings
[0019] Figure 1 is a three-dimensional structural schematic diagram of the utility model;
[0020] Figure 2 is an exploded structural schematic diagram of the utility model;
[0021] Figure 3 is a structural schematic diagram of the first floor slab of the utility model;
[0022] Figure 4 is a structural schematic diagram of the second floor slab of the utility model;
[0023] Figure 5 is a structural schematic diagram of the upper reinforcing steel plate of the utility model;
[0024] Figure 6 is a structural schematic diagram of the lower reinforcing steel plate of the utility model;
[0025] Figure 7 is a structural schematic diagram of the side reinforcing steel plate of the utility model.
[0026] In the figure: 1, the first floor slab; 2, the second floor slab; 3, the first extension block; 301, the first threaded hole; 302, the first side hole; 4, the first upper connecting rib; 5, the first lower connecting rib; 6, the support rib; 7, the cable tie; 8, the first lifting ring; 9, the second extension block; 901, the second threaded hole; 902, the second side hole; 10, the second upper connecting rib; 11, the second lower connecting rib; 12, the second lifting ring; 13, the upper reinforcing steel plate; 1301, the third threaded hole; 1302, the pouring port; 14, the first bolt; 15, the lower reinforcing steel plate; 1501, the fourth threaded hole; 16, the side reinforcing steel plate; 1601, the third side hole; 17, the second bolt. Detailed Embodiment
[0027] In order to more clearly illustrate the overall concept of the utility model, the following will be further described in detail by way of examples in combination with the drawings in the specification.
[0028] Example 1:
[0029] Please refer to Figures 1 to 7 , the present utility model provides a technical solution: an assembled floor slab connection structure, comprising:
[0030] The first floor slab 1, a first extension block 3 is fixedly connected to the side of the first floor slab 1, a first upper connecting rib 4 is arranged at the upper end of the side of the first extension block 3, a first lower connecting rib 5 is arranged at the lower end of the side of the first extension block 3, an upper strengthening steel plate 13 is arranged at the top of the first extension block 3, the first extension block 3 is connected and fixed to the second floor slab 2 through the upper strengthening steel plate 13, a second extension block 9 is fixedly connected to the side of the second floor slab 2, a second upper connecting rib 10 is arranged at the upper end of the side of the second extension block 9, a second lower connecting rib 11 is arranged at the lower end of the side of the second extension block 9, a lower strengthening steel plate 15 is arranged at the bottom of the second floor slab 2, and a side strengthening steel plate 16 is arranged at the side of the second floor slab 2.
[0031] Through the tie straps 7, the first upper connecting rib 4, the first lower connecting rib 5, the second upper connecting rib 10, the second lower connecting rib 11 and the support rib 6 are bundled, thereby ensuring the strength at the connection of the first floor slab 1 and the second floor slab 2, and avoiding the situation of fracture at the connection due to insufficient strength.
[0032] Example 2:
[0033] As Figures 2 - 6 shown, an assembled floor slab connection structure disclosed in the second embodiment of the present utility model has basically the same structure as that in the first embodiment, and the difference lies in:
[0034] The number of the first extension blocks 3 is two, and the two first extension blocks 3 are axially symmetrically distributed on the side of the first floor slab 1, and a first lifting ring 8 is arranged at the top of the first floor slab 1.
[0035] A plurality of first threaded holes 301 are arranged at the top of the first extension block 3, and first side holes 302 are arranged at both ends of the first extension block 3.
[0036] A plurality of the first upper connecting ribs 4 and the first lower connecting ribs 5 are provided, and a support rib 6 is arranged between the first upper connecting rib 4 and the first lower connecting rib 5.
[0037] The second upper connecting rib 10 and the second lower connecting rib 11 are misaligned and corresponding to the first upper connecting rib 4 and the first lower connecting rib 5, and the first upper connecting rib 4, the first lower connecting rib 5, the second upper connecting rib 10, the second lower connecting rib 11 and the support rib 6 are bundled and fixed through the tie straps 7.
[0038] There are two second extension blocks 9, and the two second extension blocks 9 are axially symmetrically distributed on the side of the second floor slab 2. A second lifting ring 12 is provided on the top of the second floor slab 2.
[0039] A plurality of second threaded holes 901 are provided on the top of the second extension block 9, and second side holes 902 are provided at both ends of the second extension block 9.
[0040] A plurality of third threaded holes 1301 are provided on the top of the upper reinforcing steel plate 13. The third threaded holes 1301 are provided in plurality, and the plurality of third threaded holes 1301 correspond to the first threaded holes 301 and the second threaded holes 901. A first bolt 14 is threadedly connected inside the third threaded hole 1301. A pouring port 1302 is provided on the top of the upper reinforcing steel plate 13.
[0041] A plurality of fourth threaded holes 1501 are provided on the top of the lower reinforcing steel plate 15. The fourth threaded holes 1501 are provided in plurality, and the plurality of fourth threaded holes 1501 correspond to the first threaded holes 301, the second threaded holes 901 and the third threaded holes 1301. The first extension block 3, the second extension block 9, the upper reinforcing steel plate 13 and the lower reinforcing steel plate 15 are fixed by the cooperation of the first threaded holes 301, the second threaded holes 901, the third threaded holes 1301 and the fourth threaded holes 1501 with the first bolt 14.
[0042] The first floor slab 1, the second floor slab 2, the upper reinforcing steel plate 13 and the lower reinforcing steel plate 15 are fixed by the first bolt 14, which improves the connection strength between the first floor slab 1 and the second floor slab 2. A pouring port 1302 is provided on the top of the upper reinforcing steel plate 13. After the fixation is completed, cement can be poured at the joint to avoid the generation of gaps at the joint.
[0043] Embodiment Three:
[0044] As Figure 7 shown, a prefabricated floor slab connection structure disclosed in Embodiment Three of the present utility model has basically the same structure as that in Embodiment Two, and the difference lies in:
[0045] There are two side reinforcing steel plates 16. The two side reinforcing steel plates 16 are axially symmetrically distributed on the sides of the first extension block 3 and the second extension block 9. A third side hole 1601 is provided at one end of the side reinforcing steel plate 16. The third side holes 1601 are provided in plurality, and the plurality of third side holes 1601 correspond to the first side holes 302 and the second side holes 902. A second bolt 17 is threadedly connected inside the third side hole 1601.
[0046] The sides of the first floor slab 1, the second floor slab 2 and the side strengthening steel plate 16 are strengthened by the second bolt 17, further improving the connection strength between the first floor slab 1 and the second floor slab 2.
[0047] The specific solution of this scheme is as follows: First, the first floor slab 1 is hoisted to the installation position by the first lifting ring 8. Subsequently, the second floor slab 2 is hoisted to the connection position with the first floor slab 1. Then, the first upper connecting bar 4, the first lower connecting bar 5, the second upper connecting bar 10, the second lower connecting bar 11 and the support bar 6 are bundled by the cable tie 7, thus ensuring the strength at the connection of the first floor slab 1 and the second floor slab 2 and avoiding the situation of joint fracture caused by insufficient strength. Then, the first floor slab 1, the second floor slab 2, the upper strengthening steel plate 13 and the lower strengthening steel plate 15 are fixed by the first bolt 14, improving the connection strength between the first floor slab 1 and the second floor slab 2. Further, the sides of the first floor slab 1, the second floor slab 2 and the side strengthening steel plate 16 are strengthened by the second bolt 17, further improving the connection strength between the first floor slab 1 and the second floor slab 2. Finally, the joint is filled with cement through the pouring port 1302 provided at the top of the upper strengthening steel plate 13 to avoid gaps at the joint.
[0048] Those of ordinary skill in the art should understand that the discussion of any embodiment above is only exemplary and is not intended to imply that the scope of the present invention (including the claims) is limited to these examples; under the concept of the present invention, the technical features in the above embodiments or different embodiments can also be combined, the steps can be implemented in any order, and there are many other variations in different aspects of the present invention as described above, which are not provided in detail for the sake of brevity.
[0049] The present invention aims to cover all such substitutions, modifications and variations that fall within the broad scope of the appended claims. Therefore, any omission, modification, equivalent substitution, improvement, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.
Claims
1. An assembled floor slab connection structure, characterized in that, Including: A first floor slab (1), a first extension block (3) is fixedly connected to the side of the first floor slab (1), a first upper connecting rib (4) is arranged at the upper end of the side of the first extension block (3), a first lower connecting rib (5) is arranged at the lower end of the side of the first extension block (3), an upper strengthening steel plate (13) is arranged at the top of the first extension block (3), the first extension block (3) is connected and fixed to a second floor slab (2) through the upper strengthening steel plate (13), a second extension block (9) is fixedly connected to the side of the second floor slab (2), a second upper connecting rib (10) is arranged at the upper end of the side of the second extension block (9), a second lower connecting rib (11) is arranged at the lower end of the side of the second extension block (9), a lower strengthening steel plate (15) is arranged at the bottom of the second floor slab (2), and a side strengthening steel plate (16) is arranged on the side of the second floor slab (2).
2. The prefabricated floor slab connection structure according to claim 1, wherein, The number of the first extension blocks (3) is two, and the two first extension blocks (3) are symmetrically distributed on the side of the first floor slab (1), and a first lifting ring (8) is arranged on the top of the first floor slab (1).
3. The prefabricated floor slab connection structure according to claim 2, characterized in that, A plurality of first threaded holes (301) are arranged at the top of the first extension block (3), and first side holes (302) are arranged at both ends of the first extension block (3).
4. The prefabricated floor slab connection structure according to claim 3, characterized in that, A plurality of the first upper connecting ribs (4) and the first lower connecting ribs (5) are arranged, and a support rib (6) is arranged between the first upper connecting rib (4) and the first lower connecting rib (5).
5. The prefabricated floor slab connection structure according to claim 4, characterized in that, The second upper connecting rib (10) and the second lower connecting rib (11) are misaligned and corresponding to the first upper connecting rib (4) and the first lower connecting rib (5), and the first upper connecting rib (4), the first lower connecting rib (5), the second upper connecting rib (10), the second lower connecting rib (11) and the support rib (6) are bundled and fixed by a tie strap (7).
6. The prefabricated floor slab connection structure according to claim 5, characterized in that, The number of the second extension blocks (9) is two, and the two second extension blocks (9) are symmetrically distributed on the side of the second floor slab (2), and a second lifting ring (12) is arranged on the top of the second floor slab (2).
7. The prefabricated floor slab connection structure according to claim 6, characterized in that, A plurality of second threaded holes (901) are arranged at the top of the second extension block (9), and second side holes (902) are arranged at both ends of the second extension block (9).
8. The prefabricated floor slab connection structure according to claim 7, characterized in that, A plurality of third threaded holes (1301) are arranged at the top of the upper strengthening steel plate (13), and the plurality of third threaded holes (1301) correspond to the first threaded holes (301) and the second threaded holes (901), a first bolt (14) is threadedly connected inside the third threaded hole (1301), and a pouring port (1302) is arranged at the top of the upper strengthening steel plate (13).
9. The prefabricated floor slab connection structure according to claim 8, characterized in that, The top of the lower reinforcing steel plate (15) is provided with a plurality of fourth threaded holes (1501), and the plurality of fourth threaded holes (1501) correspond to the first threaded hole (301), the second threaded hole (901) and the third threaded hole (1301). The first extension block (3), the second extension block (9), the upper reinforcing steel plate (13) and the lower reinforcing steel plate (15) are fixedly fitted with the first bolt (14) through the first threaded hole (301), the second threaded hole (901), the third threaded hole (1301) and the fourth threaded hole (1501).
10. A prefabricated floor slab connection structure according to claim 9, characterized in that, There are two side reinforcing steel plates (16), and the two side reinforcing steel plates (16) are symmetrically distributed on the sides of the first extension block (3) and the second extension block (9). One end of the side reinforcing steel plate (16) is provided with a plurality of third side holes (1601), and the plurality of third side holes (1601) correspond to the first side hole (302) and the second side hole (902). A second bolt (17) is threadedly connected inside the third side hole (1601).