CN213174392U - Prefabricated floor slab for prefabricated building - Google Patents
Prefabricated floor slab for prefabricated building Download PDFInfo
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- CN213174392U CN213174392U CN202021848745.0U CN202021848745U CN213174392U CN 213174392 U CN213174392 U CN 213174392U CN 202021848745 U CN202021848745 U CN 202021848745U CN 213174392 U CN213174392 U CN 213174392U
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Abstract
The utility model relates to a prefabricated floor for assembly type structure belongs to the assembly type structure field, it includes the floor body, the floor body includes the floor, be equipped with waterproof component on the floor, waterproof component is including predetermineeing the groove, built-in plate and lap joint board, predetermine the groove and set up on the lateral wall of the length direction one side of floor, the inslot is predetermine in the embedding of one side of built-in plate, the opposite side upwards buckles and forms the connecting plate, the lateral wall of built-in plate all with the inner wall butt of predetermineeing the groove, the lap joint board is located the one side that the floor was kept away from to the connecting plate, lap joint board and connecting plate fixed connection, the bottom surface of lap joint. This application has the waterproof nature's that can improve the concatenation seam between two prefabricated floor effect.
Description
Technical Field
The application relates to the field of prefabricated buildings, in particular to a prefabricated floor slab for the prefabricated buildings.
Background
The prefabricated floor slab is a module or a plate which is required to be used in engineering, is a concrete prefabricated part which is processed and formed in a prefabricated field, and is directly transported to a construction site to splice and install a plurality of prefabricated floor slabs after being processed and formed.
At present, in the related art, chinese patent application publication No. CN109057120A discloses a prefabricated floor slab and a prefabricated floor slab mold, where the prefabricated floor slab includes a slab body and truss steel bars arranged inside the slab body; the lower chord of the truss reinforcing steel bar is buried in the plate body, and the upper chord of the truss reinforcing steel bar is positioned in the superposed layer of the post-cast concrete. During the use, transport a plurality of precast floor to the scene and splice can.
According to the related technology, the inventor thinks that after the prefabricated floor slabs are spliced, splicing seams easily appear between two adjacent floor slabs, the splicing seams usually adopt mortar coatings as surface waterproof layers, but the mortar coatings are easy to crack or damage, so that the splicing seams between two adjacent prefabricated floor slabs have the defect of poor waterproof effect.
SUMMERY OF THE UTILITY MODEL
In order to improve the water-proof effects of splice joint between two prefabricated floor slabs, this application provides a prefabricated floor slab for assembly type structure.
The application provides a precast floor slab for assembly type structure adopts following technical scheme:
the utility model provides a prefabricated floor for assembly type structure, including the floor body, the floor body includes the floor, be equipped with waterproof component on the floor, waterproof component is including predetermineeing the groove, built-in plate and lap board, predetermine the groove and set up on the lateral wall of the length direction one side of floor, the inslot is predetermine in the embedding of one side of built-in plate, the opposite side upwards buckles and forms the connecting plate, the lateral wall of built-in plate all with the inner wall butt of predetermineeing the groove, the lap board is located the one side that the floor was kept away from to the connecting plate, lap board and connecting plate fixed connection, the bottom surface of lap board flushes.
Through adopting above-mentioned technical scheme, when splicing two precast floor slabs, at first put first precast floor slab after, place the one side that first precast floor slab is connected with the built-in board with second adjacent precast floor slab for the lateral wall of second precast floor slab and the lateral wall butt of connecting plate, the top surface of second precast floor slab and the bottom surface butt of lap joint board. The setting of pre-buried plate, connecting plate and overlap joint board can reduce among the traditional handicraft grout cement in the splice joint, and the phenomenon of grout cement shrinkage cracking after the sclerosis, and then can reduce because the poor phenomenon of water-proof effects that splice joint department fracture leads to, and then can promote the water-proof effects of precast floor.
Preferably, a first water absorption expansion plate is arranged between one side of the connecting plate, which is close to the floor slab, and the floor slab, one side of the first water absorption expansion plate is fixedly connected with the side wall of the connecting plate, and the other side of the first water absorption expansion plate is abutted against the side wall of the floor slab.
Through adopting above-mentioned technical scheme, the rainwater can be in the preliminary groove by the gap infiltration between floor and the connecting plate to along preliminary groove infiltration to the below of pre-buried board. First water-absorbing expansion board's setting for when the gap department between rainwater infiltration floor and the connecting plate, water-absorbing expansion board meets water expansion deformation, and fills the gap between connecting plate and the floor, simultaneously, can produce huge contact pressure between first water-absorbing expansion board and the connecting plate, and then, can further promote the water-proof effects of prefabricated floor.
Preferably, the lap joint plate comprises a horizontal plate and a second water-absorbing expansion plate, the bottom surface of the second water-absorbing expansion plate is flush with the top surface of the floor slab, the horizontal plate is located above the second water-absorbing expansion plate, the bottom surface of the second water-absorbing expansion plate is fixedly connected with the top surface of the second water-absorbing expansion plate, the horizontal plate is fixedly connected with the connecting plate, and the second water-absorbing expansion plate is fixedly connected with the connecting plate.
Through adopting above-mentioned technical scheme, when splicing two precast floor slabs, the gap probably appears in the bottom surface of the horizontal plate of being connected with first precast floor slab and the top surface of second precast floor slab, leads to the rainwater to permeate between the top surface of second precast floor slab and horizontal plate by gap department, leads to the poor phenomenon of water-proof effects. The setting of second water-swelling board for when the rainwater permeates the gap department between prefabricated floor and the horizontal plate, the water-swelling board is met water deformation to the second, and fills the gap between prefabricated floor and the horizontal plate, and then can further promote the water-proof effects of two prefabricated floor junctions.
Preferably, a locking bolt is arranged between the horizontal plate and the second water absorption expansion plate, and the locking bolt sequentially penetrates through the horizontal plate and the second water absorption expansion plate in a threaded manner.
Through adopting above-mentioned technical scheme, splice the back to two adjacent prefabricated floor slabs, the phenomenon that relative position takes place to squint probably appears in two adjacent prefabricated floor slabs, and the setting of locking bolt can be fixed two adjacent prefabricated floor slab's relative position, and then, can promote the stability that two adjacent prefabricated floor slabs connect.
Preferably, the top surface of the horizontal plate is fixedly connected with a friction strip.
Through adopting above-mentioned technical scheme, when pouring the precast floor slab, the setting of the friction strip of horizontal plate top can promote frictional force and joint strength between horizontal plate and the concrete of pouring, and then can promote the stability of being connected between horizontal plate and the concreting, can reduce two adjacent precast floor slabs simultaneously and appear the phenomenon that the gap leads to seeping water or leaking, and then can further promote precast floor slab's water-proof effects.
Preferably, be equipped with the joint subassembly that is used for joint pre-buried board between pre-buried board and the floor, the joint subassembly includes joint groove and joint board, and the joint groove is seted up in the inside of floor, and the joint groove communicates with predetermineeing the groove, and the joint board is located joint inslot and pre-buried board fixed connection.
Through adopting above-mentioned technical scheme, when splicing two precast floor slabs, probably have when moving precast floor slab, the phenomenon that the built-in plate is deviate from in predetermineeing the inslot, the setting in joint board and joint groove can carry out the joint to the built-in plate, prevent that the built-in plate from deviating from by predetermineeing the inslot, and then can reduce the phenomenon that the built-in plate drove connecting plate and lap joint board and remove, and then can reduce the phenomenon that the staff that appears breaking away from and lead to installs the built-in plate again between precast floor slab and the built-in plate, and then can promote work efficiency.
Preferably, the lower side of connecting plate is equipped with the limiting plate, and one side and the floor fixed connection of limiting plate, another survey and the connecting plate keep away from the lateral wall of floor and level.
Through adopting above-mentioned technical scheme, the setting of limiting plate can play the supporting role between two adjacent prefabricated floor, can share adjacent prefabricated floor to the extrusion effort of connecting plate, promotes the homogeneity of the atress of connecting plate, and then can promote the life of connecting plate.
Preferably, the top surface of the floor slab is fixedly connected with a reinforcing rib.
Through adopting above-mentioned technical scheme, the intensity of floor can be promoted in the setting of strengthening rib.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the arrangement of the pre-buried plates, the connecting plates, the horizontal plates and the second water-absorbing expansion plates can reduce the phenomenon of water leakage or water seepage at the splicing seams when two adjacent prefabricated floor slabs are spliced, and further can improve the waterproof effect at the splicing seams of the two adjacent prefabricated floor slabs.
2. The setting of first water expansion board can reduce the phenomenon of gap department infiltration between precast floor and the connecting plate, and then can further promote precast floor's water-proof effects.
3. The setting of locking bolt can promote the stability of concatenation between two adjacent prefabricated floor, and then can reduce the position between two adjacent prefabricated floor and take place relative movement and lead to the phenomenon in gap appearing, can reduce the phenomenon of gap department infiltration, and then can further promote the water-proof effects of prefabricated floor.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present application.
Fig. 2 is a partial schematic structural view of an embodiment of the present application, intended to show a horizontal plate, a second water-swellable plate and a connecting plate.
Reference numerals: 1. a floor slab; 11. reinforcing ribs; 2. a first water-absorbing expansion plate; 3. a waterproof assembly; 31. presetting a groove; 32. pre-burying a plate; 321. a connecting plate; 33. a lap plate; 331. a horizontal plate; 332. a second water-swellable sheet; 4. locking the bolt; 5. rubbing the strips; 6. a clamping assembly; 61. a clamping groove; 62. a clamping and connecting plate; 7. and a limiting plate.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
Referring to fig. 1, the present embodiment discloses a prefabricated floor slab for a fabricated building, which includes a horizontally disposed floor slab 1, where the floor slab 1 has a rectangular plate-shaped structure. The top surface fixedly connected with strengthening rib 11 of floor 1, the length direction of strengthening rib 11 is the same with the length direction of floor 1, and the length of strengthening rib 11 is the same with the length of floor 1, and strengthening rib 11 is equipped with six, distributes along the width direction of floor 1.
With reference to fig. 1 and 2, the floor slab 1 is provided with the waterproof assembly 3, the waterproof assembly 3 includes a preset groove 31, an embedded plate 32 and a lap plate 33, the preset groove 31 is provided on the side wall on one side of the length direction of the floor slab 1, the longitudinal section of the preset groove 31 is rectangular, the length direction of the preset groove 31 is the same as the length direction of the floor slab 1, and the length of the preset groove 31 is the same as the length of the floor slab 1. The pre-buried plate 32 is of a rectangular plate-shaped structure, the length direction of the pre-buried plate 32 is the same as that of the floor slab 1, the length of the pre-buried plate 32 is the same as that of the floor slab 1, the pre-buried plate 32 is embedded into the preset groove 31, the top surface of the pre-buried plate 32 is abutted against the top wall of the preset groove 31, and the bottom surface of the pre-buried plate 32 is abutted against the bottom wall of the preset groove 31.
Referring to fig. 1 and 2, the side of the embedded plate 32 away from the floor slab 1 is bent upward to form a connecting plate 321. The lap plate 33 is horizontally arranged on one side of the connecting plate 321 far away from the floor slab 1, the bottom surface of the lap plate 33 is flush with the top surface of the floor slab 1, and the lap plate 33 is connected with the connecting plate 321. The lapping plate 33 comprises a horizontal plate 331 and a second water-absorbing expansion plate 332, the second water-absorbing expansion plate 332 is of a rectangular plate-shaped structure, the length direction of the second water-absorbing expansion plate 332 is the same as that of the connecting plate 321, the length of the second water-absorbing expansion plate 332 is the same as that of the connecting plate 321, the side wall of the second water-absorbing expansion plate 332 is fixedly connected with the side wall of the connecting plate 321, and the bottom surface of the second water-absorbing expansion plate 332 is flush with the top of the floor slab 1. The horizontal plate 331 is a rectangular plate-shaped structure with the same shape as the second water-absorbing expansion plate 332, the horizontal plate 331 is horizontally positioned above the second water-absorbing expansion plate 332, the bottom surface of the horizontal plate 331 is fixedly connected with the top surface of the second water-absorbing expansion plate 332, and the side wall of the horizontal plate 331 is fixedly connected with the side wall of the connecting plate 321.
With reference to fig. 1 and 2, a plurality of locking bolts 4 are arranged between the horizontal plate 331 and the second water expansion plate 332, and the plurality of locking bolts 4 are distributed along the length direction of the horizontal plate 331, and the locking bolts 4 sequentially penetrate through the horizontal plate 331 and the second water expansion plate 332 in a threaded manner and then are tightly abutted to another adjacent precast floor slab spliced with the precast floor slab. The top surface of the horizontal plate 331 is fixedly connected with the friction strips 5, the length direction of the friction strips 5 is the same as the length direction of the horizontal plate 331, the length of the friction strips 5 is the same as the length of the horizontal plate 331, and five friction strips 5 are arranged and distributed along the width direction of the horizontal plate 331.
Referring to fig. 2, a first water absorption expansion plate 2 which is vertically arranged is arranged between the side wall of the connecting plate 321, which is close to the floor slab 1, and the side wall of the floor slab 1, the first water absorption expansion plate 2 is of a rectangular plate-shaped structure, the length direction of the first water absorption expansion plate 2 is the same as that of the connecting plate 321, the length of the first water absorption expansion plate 2 is the same as that of the connecting plate 321, and the side wall of the first water absorption expansion plate 2 is abutted to and fixedly connected with the side wall of the connecting plate 321. The side wall of the first water-absorbing expansion plate 2 far away from the connecting plate 321 is abutted to the side wall of the floor slab 1, and the top surface of the first water-absorbing expansion plate 2 is flush with the top surface of the floor slab 1.
The arrangement of the first water-absorbing expansion plate 2 can reduce the phenomenon that rainwater permeates into the preset groove 31 along the gap between the connecting plate 321 and the floor slab 1, so that the waterproof effect of the prefabricated floor slab can be improved; the setting of second water expansion board 332 can reduce the gap department between rainwater infiltration horizontal plate 331 and the adjacent precast floor slab, and then can further promote precast floor slab's water-proof effects.
Referring to fig. 2, a clamping assembly 6 for clamping the embedded plate 32 is arranged between the embedded plate 32 and the floor slab 1, the clamping assembly 6 comprises a clamping groove 61 and a clamping plate 62, the clamping groove 61 is arranged inside the floor slab 1, and the clamping groove 61 is located on one side, away from the connecting plate 321, of the preset groove 31. The length direction in joint groove 61 is the same with the length direction of floor 1, and the length in joint groove 61 is the same with the length of floor 1, and the diapire in joint groove 61 is located the below of presetting groove 31 diapire, and the roof in joint groove 61 is located the top of presetting groove 31 roof, and joint groove 61 communicates with presetting groove 31. The clamping plate 62 is vertically located in the clamping groove 61, the circumferential surface of the clamping plate 62 is abutted to the side wall of the clamping groove 61, and the side wall of the clamping plate 62 is fixedly connected with the side wall of the embedded plate 32 far away from the connecting plate 321. The setting of joint board 62 and joint groove 61 can play spacing effect to built-in board 32, and then can prevent the phenomenon that built-in board 32 deviates from by in the preliminary slot 31.
Combine fig. 1 and fig. 2, the below of pre-buried board 32 is equipped with limiting plate 7 that the level set up, and limiting plate 7 is the rectangular plate structure, and the length direction of limiting plate 7 is the same with floor 1's length direction, and the length of limiting plate 7 is the same with floor 1's length, and limiting plate 7 length direction's lateral wall and floor 1's lateral wall fixed connection, the lateral wall that floor 1 was kept away from to limiting plate 7 flushes with the lateral wall that floor 1 was kept away from to connecting plate 321. The arrangement of the limiting plate 7 can share the extrusion acting force of a part of the precast floor slab spliced with the precast floor slab on the connecting plate 321, so that the stress uniformity of the connecting plate 321 can be improved, and the service life of the connecting plate 321 can be prolonged.
The implementation principle of the prefabricated floor slab for the fabricated building is as follows: when splicing two precast floor slabs, firstly putting the first precast floor slab, tightly abutting the side wall of the second precast floor slab with the side wall of the connecting plate 321, abutting the top surface of the second precast floor slab with the bottom surface of the second water absorption expansion plate 332, screwing the locking bolt 4, and completing the splicing of the two precast floor slabs.
The pre-buried plate 32, the connecting plate 321, the second water absorption expansion and the horizontal plate 331 can reduce the phenomenon of water leakage or water seepage at the splicing seam when two adjacent prefabricated floor slabs are spliced, and further can improve the waterproof effect at the splicing seam of the two adjacent prefabricated floor slabs.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. A precast floor slab for prefabricated buildings, including the floor body, the floor body includes floor (1), its characterized in that: be equipped with waterproof component (3) on floor (1), waterproof component (3) are including predetermineeing groove (31), built-in plate (32) and bridging plate (33), predetermine groove (31) and set up on the lateral wall of the length direction one side of floor (1), in one side embedding of built-in plate (32) predetermines groove (31), the opposite side upwards buckles and forms connecting plate (321), the lateral wall of built-in plate (32) all with the inner wall butt of predetermineeing groove (31), bridging plate (33) are located one side that floor (1) was kept away from in connecting plate (321), bridging plate (33) and connecting plate (321) fixed connection, the bottom surface of bridging plate (33) flushes with the top surface of floor (1).
2. The precast floor slab for fabricated construction of claim 1, wherein: a first water absorption expansion plate (2) is arranged between one side, close to the floor slab (1), of the connecting plate (321) and the floor slab (1), one side of the first water absorption expansion plate (2) is fixedly connected with the side wall of the connecting plate (321), and the other side of the first water absorption expansion plate is abutted to the side wall of the floor slab (1).
3. The precast floor slab for fabricated construction of claim 1, wherein: the lap joint plate (33) comprises a horizontal plate (331) and a second water-absorbing expansion plate (332), the bottom surface of the second water-absorbing expansion plate (332) is flush with the top surface of the floor slab (1), the horizontal plate (331) is positioned above the second water-absorbing expansion plate (332), the bottom surface of the second water-absorbing expansion plate (332) is fixedly connected with the top surface of the second water-absorbing expansion plate, the horizontal plate (331) is fixedly connected with a connecting plate (321), and the second water-absorbing expansion plate (332) is fixedly connected with the connecting plate (321).
4. A precast floor slab for fabricated construction according to claim 3, wherein: and a locking bolt (4) is arranged between the horizontal plate (331) and the second water-absorbing expansion plate (332), and the locking bolt (4) sequentially penetrates through the horizontal plate (331) and the second water-absorbing expansion plate (332) in a threaded manner.
5. A precast floor slab for fabricated construction according to claim 3, wherein: the top surface of the horizontal plate (331) is fixedly connected with a friction strip (5).
6. The precast floor slab for fabricated construction of claim 1, wherein: be equipped with joint subassembly (6) that are used for joint pre-buried board (32) between pre-buried board (32) and floor (1), joint subassembly (6) are including joint groove (61) and joint board (62), and joint groove (61) are seted up in the inside of floor (1), joint groove (61) with predetermine groove (31) intercommunication, joint board (62) are located joint groove (61) and pre-buried board (32) fixed connection.
7. The precast floor slab for fabricated construction of claim 1, wherein: a limiting plate (7) is arranged below the connecting plate (321), one side of the limiting plate (7) is fixedly connected with the floor slab (1), and the other side of the limiting plate is flush with the side wall, far away from the floor slab (1), of the connecting plate (321).
8. The precast floor slab for fabricated construction of claim 1, wherein: the top surface of the floor slab (1) is fixedly connected with a reinforcing rib (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021848745.0U CN213174392U (en) | 2020-08-27 | 2020-08-27 | Prefabricated floor slab for prefabricated building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021848745.0U CN213174392U (en) | 2020-08-27 | 2020-08-27 | Prefabricated floor slab for prefabricated building |
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| Publication Number | Publication Date |
|---|---|
| CN213174392U true CN213174392U (en) | 2021-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021848745.0U Expired - Fee Related CN213174392U (en) | 2020-08-27 | 2020-08-27 | Prefabricated floor slab for prefabricated building |
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| Country | Link |
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| CN (1) | CN213174392U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114215246A (en) * | 2021-12-20 | 2022-03-22 | 浙江银晨建设有限公司 | Prefabricated assembly type disassembly-free composite floor slab and construction method thereof |
-
2020
- 2020-08-27 CN CN202021848745.0U patent/CN213174392U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114215246A (en) * | 2021-12-20 | 2022-03-22 | 浙江银晨建设有限公司 | Prefabricated assembly type disassembly-free composite floor slab and construction method thereof |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210511 |
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| CF01 | Termination of patent right due to non-payment of annual fee |