CN216893061U - Prefabricated floor connection structure of assembled - Google Patents
Prefabricated floor connection structure of assembled Download PDFInfo
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- CN216893061U CN216893061U CN202120853097.6U CN202120853097U CN216893061U CN 216893061 U CN216893061 U CN 216893061U CN 202120853097 U CN202120853097 U CN 202120853097U CN 216893061 U CN216893061 U CN 216893061U
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- floor slab
- prefabricated floor
- connection structure
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Abstract
The utility model relates to an assembly type prefabricated floor slab connecting structure which comprises a steel beam, a left prefabricated floor slab and a right prefabricated floor slab, wherein the left prefabricated floor slab and the right prefabricated floor slab are erected on the steel beam, a splicing plate protruding towards the other prefabricated floor slab is arranged on the side edge of each prefabricated floor slab, transverse steel bars pre-embedded in the prefabricated floor slabs are arranged above the splicing plates, the assembly type prefabricated floor slab connecting structure further comprises a fixed beam fixed on the steel beam and a limiting beam connected above the fixed beam, the splicing plates are arranged between the fixed beam and the steel beam, a clamping groove used for containing the transverse steel bars is formed between the limiting beam and the transverse steel bars, the end parts of the transverse steel bars penetrate through the clamping groove, and limiting parts for preventing the prefabricated floor slabs from moving laterally are arranged at the end parts of the transverse steel bars. The utility model has simple structure, simple and convenient assembly and disassembly, low requirement on assembly precision, can effectively improve the construction efficiency, can be recycled after disassembly, and conforms to the green and efficient building idea.
Description
Technical Field
The utility model relates to the technical field of prefabricated floor slabs, in particular to an assembly type prefabricated floor slab connecting structure.
Background
The fabricated precast floor slab is a reinforced concrete floor slab which is prefabricated outside a member prefabrication processing factory or a construction site and then is transported to the construction site for installation. The connecting structure of the existing prefabricated floor slab is complex, and the operation is inconvenient during installation and disassembly. Chinese utility model patent publication No. CN212129615U discloses a prefabricated floor slab for assembly type building, its shortcoming lies in: when the floor slab is assembled, the mounting holes of the floor slab need to be prefabricated are aligned with the mounting holes in the I-shaped beams one by one from top to bottom, and the assembling precision requirement is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an assembly type prefabricated floor slab connecting structure which is simple to install and low in assembly precision requirement.
The above object of the present invention is achieved by the following technical solutions: the utility model provides an assembled precast floor slab connection structure, includes the girder steel and erects two blocks of precast floor slabs of the left and right sides on the girder steel, precast floor slab's side is equipped with the splice plate that is outstanding to another precast floor slab direction, the top of splice plate is provided with pre-buried transverse reinforcement in precast floor slab, still including fixing the fixed beam on the girder steel and connecting the spacing beam in fixed beam top, the splice plate sets up between fixed beam and girder steel, form the draw-in groove that is used for holding transverse reinforcement between spacing beam and the transverse reinforcement, the tip of transverse reinforcement is worn to establish in the draw-in groove and the tip of transverse reinforcement is provided with the locating part that prevents precast floor slab lateral shifting.
Preferably, the limiting part is a limiting nut, the transverse steel bar is provided with an external thread, and the limiting nut is screwed on the transverse steel bar.
Preferably, both sides of the fixed beam are provided with side plates, and the limit beam is fixed on the side plate on the corresponding side.
Preferably, the lower end of the limiting beam is provided with an upper notch which is sunken upwards, the upper end of the side plate is provided with a lower notch which is sunken downwards, and the upper notch and the lower notch are spliced to form the clamping groove.
Preferably, the two ends of the side plate are provided with vertically arranged connecting screw rods, the two ends of the limiting beam are provided with lug plates, connecting holes for penetrating the connecting screw rods are formed in the lug plates, and fixing nuts screwed on the connecting screw rods are arranged above the lug plates.
Preferably, a supporting plate is arranged below the fixed beam and connected between the fixed beam and the steel beam, and a limiting groove used for containing the splicing plates is formed between the fixed beam and the steel beam.
Preferably, the depth of the limiting groove is larger than the width of the splicing plate.
Preferably, the length of the transverse steel bars protruding out of the precast floor slabs is less than the width of the splicing plates.
The utility model has the beneficial effects that: the utility model has simple structure, simple and convenient assembly and disassembly, low requirement on assembly precision, can effectively improve the construction efficiency, can be recycled after disassembly, and conforms to the green and efficient building idea.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a cross-sectional view taken at B-B of FIG. 1;
FIG. 4 is an exploded view of the fixed beam and the stop beam of FIG. 3;
in the figure: 1-steel beam, 2-precast floor slab, 201-splice plate, 3-transverse steel bar, 4-fixed beam, 401-side plate, 402-lower notch, 403-connecting screw rod, 5-limiting beam, 501-upper notch, 502-lug plate, 6-limiting piece, 7-supporting plate, 8-fixing nut and 9-clamping groove.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Example (b): as shown in fig. 1 and 2, a prefabricated floor slab 2 connection structure includes a steel beam 1, two prefabricated floor slabs 2 on the left and right of the steel beam 1, a fixed beam 4 fixed on the steel beam 1 and a limit beam 5 connected above the fixed beam 4. The side of the prefabricated floor slab 2 is provided with a splice plate 201 protruding towards the other prefabricated floor slab 2, the bottom of the splice plate 201 is flush with the bottom of the prefabricated floor slab 2, and the upper end surface of the splice plate 201 is lower than the upper end surface of the prefabricated floor slab 2. The top of splice plate 201 is provided with pre-buried horizontal reinforcing bar 3 in prefabricated floor 2, and horizontal reinforcing bar 3 transversely protrudes in prefabricated floor 2 outsidely, and horizontal reinforcing bar 3 has the clearance with splice plate 201, and the length that horizontal reinforcing bar 3 protruded in prefabricated floor 2 outsidely is less than splice plate 201's width.
The below of fixed beam 4 is provided with backup pad 7, and backup pad 7 is connected between fixed beam 4 and girder steel 1, and in this embodiment, fixed beam 4 and backup pad 7 and 1 three formula structure as an organic whole of girder steel. A limiting groove for containing the splicing plate 201 is formed between the fixed beam 4 and the steel beam 1, the splicing plate 201 is inserted into the limiting groove and is located between the fixed beam 4 and the steel beam 1, and the fixed beam 4 is located in a gap between the splicing plate 201 and the transverse steel bar 3. The depth of the limiting groove is larger than the width of the splice plate 201.
As shown in fig. 2 and 3, a clamping groove 9 for accommodating the transverse steel bar 3 is formed between the limiting beam 5 and the transverse steel bar 3, an end of the transverse steel bar 3 penetrates through the clamping groove 9, and a limiting member 6 for preventing the prefabricated floor slab 2 from moving laterally is arranged at the end of the transverse steel bar 3. The locating part 6 is a limiting nut, an external thread is arranged on the transverse steel bar 3, and the limiting nut is screwed on the transverse steel bar 3.
As shown in fig. 2, 3 and 4, side plates 401 are provided on both sides of the fixed beam 4, and the stopper beam 5 is fixed to the side plate 401 on the corresponding side. The lower end of the limiting beam 5 is provided with an upper notch 501 which is sunken upwards, the upper end of the side plate 401 is provided with a lower notch 402 which is sunken downwards, and the upper notch 501 and the lower notch 402 are spliced to form a clamping groove 9.
The both ends of curb plate 401 are provided with the connecting screw 403 of vertical setting, and the both ends of spacing roof beam 5 are provided with otic placode 502, are provided with the connecting hole that is used for wearing to establish connecting screw 403 on the otic placode 502, and the top of otic placode 502 is provided with the fixation nut 8 of spiro union at connecting screw 403, and wherein the connecting hole is the slotted hole, facilitates the installation connecting screw 403.
In the present embodiment, the prefabricated floor 2 is assembled as follows: firstly, mounting a fixed beam 4 on a steel beam 1 through a support plate 7, and welding the three in a connection mode; then, mounting the prefabricated floor slabs 2 on the corresponding sides, so that the splice plates 201 of the prefabricated floor slabs 2 are inserted into the limiting grooves, and meanwhile, the transverse steel bars 3 extend into the lower notches 402 of the side plates 401; then two spacing roof beams 5 of installation above two curb plates 401, the connecting screw 403 of spacing roof beam 5's both ends through otic placode 502 and fixation nut 8 and curb plate 401 tip is connected, make spacing roof beam 5 and fixation beam 4 upper and lower fixed connection, the last notch 501 of spacing roof beam 5 forms draw-in groove 9 after with low notch 402 amalgamation this moment, 3 cards of horizontal reinforcing bar are in draw-in groove 9, at last at 3 tip installation stop nut of horizontal reinforcing bar for prefabricated floor 2 fixes a position in horizontal direction.
In another embodiment, the fixed beam 4 is detachably mounted on the supporting plate 7, if a fastener is used for connection, the supporting plate 7 and the steel beam 1 are of an integral structure, so the assembling steps of the precast floor slab 2 in this embodiment are as follows: firstly, erecting a precast floor slab 2 on a steel beam 1, wherein the precast floor slab 2 is erected on the left side and the right side of a supporting plate 7; then install fixed beam 4 in backup pad 7, make fixed beam 4 be located between horizontal reinforcing bar 3 and splice plate 201 then install two spacing roof beams 5 in fixed beam 4 top, the both ends of spacing roof beam 5 are passed through otic placode 502 and fixation nut 8 and are connected with the connecting screw 403 of curb plate 401 tip, make spacing roof beam 5 and fixed beam 4 upper and lower fixed connection, form draw-in groove 9 after the last notch 501 and the low notch 402 amalgamation of spacing roof beam 5 this moment, horizontal reinforcing bar 3 card is in draw-in groove 9, at last at 3 tip installation stop nut of horizontal reinforcing bar, make precast floor slab 2 fix a position in horizontal direction.
Claims (8)
1. The utility model provides an assembled precast floor slab connection structure, includes girder steel (1) and erects two precast floor slab (2) of the left and right sides on girder steel (1), the side of precast floor slab (2) is equipped with splice plate (201) outstanding to another precast floor slab (2) direction, the top of splice plate (201) is provided with pre-buried transverse reinforcement (3) in precast floor slab (2), its characterized in that: still including fixing fixed beam (4) on girder steel (1) and connecting spacing roof beam (5) in fixed beam (4) top, splice plate (201) set up between fixed beam (4) and girder steel (1), form draw-in groove (9) that are used for holding horizontal reinforcing bar (3) between spacing roof beam (5) and horizontal reinforcing bar (3), the tip of horizontal reinforcing bar (3) is worn to establish in draw-in groove (9) and the tip of horizontal reinforcing bar (3) is provided with and prevents prefabricated floor (2) lateral shifting's locating part (6).
2. The prefabricated floor slab connection structure of claim 1, wherein: the limiting part (6) is a limiting nut, an external thread is arranged on the transverse steel bar (3), and the limiting nut is screwed on the transverse steel bar (3).
3. The prefabricated floor slab connection structure of claim 1, wherein: both sides of fixed beam (4) are provided with curb plate (401), spacing roof beam (5) are fixed on curb plate (401) of corresponding side.
4. An assembled precast floor slab connection structure according to claim 3, wherein: the lower end of the limiting beam (5) is provided with an upper concave opening (501) which is concave upwards, the upper end of the side plate (401) is provided with a lower concave opening (402) which is concave downwards, and the upper concave opening (501) and the lower concave opening (402) are spliced to form the clamping groove (9).
5. An assembled precast floor slab connection structure according to claim 4, wherein: the both ends of curb plate (401) are provided with connecting screw (403) of vertical setting, the both ends of spacing roof beam (5) are provided with otic placode (502), be provided with the connecting hole that is used for wearing to establish connecting screw (403) on otic placode (502), the top of otic placode (502) is provided with fixation nut (8) of spiro union in connecting screw (403).
6. The prefabricated floor slab connection structure of claim 1, wherein: the supporting plate (7) is arranged below the fixed beam (4), the supporting plate (7) is connected between the fixed beam (4) and the steel beam (1), and a limiting groove used for containing the splicing plate (201) is formed between the fixed beam (4) and the steel beam (1).
7. The fabricated precast floor slab connection structure of claim 6, wherein: the depth of the limiting groove is larger than the width of the splicing plate (201).
8. The prefabricated floor slab connection structure of claim 1, wherein: the length of the transverse steel bars (3) protruding out of the prefabricated floor slab (2) is smaller than the width of the splicing plates (201).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120853097.6U CN216893061U (en) | 2021-04-23 | 2021-04-23 | Prefabricated floor connection structure of assembled |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120853097.6U CN216893061U (en) | 2021-04-23 | 2021-04-23 | Prefabricated floor connection structure of assembled |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216893061U true CN216893061U (en) | 2022-07-05 |
Family
ID=82178163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120853097.6U Active CN216893061U (en) | 2021-04-23 | 2021-04-23 | Prefabricated floor connection structure of assembled |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216893061U (en) |
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2021
- 2021-04-23 CN CN202120853097.6U patent/CN216893061U/en active Active
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