CN219196429U - High-performance early-strength prefabricated part - Google Patents
High-performance early-strength prefabricated part Download PDFInfo
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- CN219196429U CN219196429U CN202320644349.3U CN202320644349U CN219196429U CN 219196429 U CN219196429 U CN 219196429U CN 202320644349 U CN202320644349 U CN 202320644349U CN 219196429 U CN219196429 U CN 219196429U
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- connecting rod
- floor slab
- screw
- prefabricated
- prefabricated floor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
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Abstract
The application relates to a high-performance early-strength prefabricated component, which comprises a prefabricated floor slab, a connecting rod and bolts, wherein the prefabricated floor slab is connected with a plurality of embedded parts, and the embedded parts are provided with first screw holes; the side wall of the connecting rod is provided with a plurality of second screw holes in a penetrating mode, the second screw holes are arranged at intervals along the length direction of the connecting rod, and the first screw holes and the second screw holes are used for being connected with the bolts in a threaded mode; and two ends of the connecting rod are respectively connected with the surfaces of two adjacent precast floor slabs. The present application has the effect of reducing the risk of creating a large gap between adjacent floors over time.
Description
Technical Field
The application relates to the field of prefabricated part technology, in particular to a high-performance early-strength prefabricated part.
Background
The prefabricated parts refer to steel, wood or concrete parts prefabricated in a factory or on site according to design specifications.
The prefabricated floor is one of prefabricated components, and traditional prefabricated floor lacks good fastening reinforcing part between the floor after setting up, and along with the time, can produce great gap because of seasonal expend with heat and contract with cold between the adjacent floor, influences floor quality.
Disclosure of Invention
In order to reduce the risk of creating large gaps between adjacent floors, the present application provides a high performance early strength prefabricated component.
The application provides a prefabricated component of high performance early strength adopts following technical scheme:
the high-performance early-strength prefabricated component comprises a prefabricated floor slab, a connecting rod and bolts, wherein the prefabricated floor slab is connected with a plurality of embedded parts, and the embedded parts are provided with first screw holes; the side wall of the connecting rod is provided with a plurality of second screw holes in a penetrating mode, the second screw holes are arranged at intervals along the length direction of the connecting rod, and the first screw holes and the second screw holes are used for being connected with the bolts in a threaded mode; and two ends of the connecting rod are respectively connected with the surfaces of two adjacent precast floor slabs.
Through adopting above-mentioned technical scheme, after two piece adjacent precast floor slabs splice is accomplished, align the second screw of connecting rod with the first screw of built-in fitting, utilize the bolt to connect the both ends of connecting rod respectively in two piece adjacent precast floor slabs to utilize the connecting rod to form the connection between two adjacent precast floor slabs, when producing the gap because of thermal barrier shrinkage between two adjacent precast floor slabs, form the drawknot to two adjacent precast floor slabs, reduce the risk that produces great gap between the adjacent floor slabs along with the time lapse.
Optionally, the device further comprises a nut, wherein the nut is used for being in threaded fit with a screw rod of the bolt; the first screw hole penetrates through the surface of the prefabricated floor slab, which faces away from the connecting rod, and the length of the screw rod of the bolt is larger than that of the first screw hole.
Through adopting above-mentioned technical scheme, utilize the nut to strengthen the connection between bolt and the prefabricated floor, reduce the possibility that bolt deviate from in first screw and the second screw along with the time lapse.
Optionally, the nut further comprises a connecting bar, the connecting bar extends along the length direction of the connecting bar, a plurality of penetrating holes are formed in the surface of the connecting bar in a penetrating mode, the penetrating holes are used for enabling screws of the bolts to penetrate, and the diameter of the penetrating holes is smaller than the outer diameter of the nuts.
Through adopting above-mentioned technical scheme, after keeping away from the one end of spiral shell head with bolted connection in prefabricated floor, the first screw is extended to the screw rod of bolt, locates the bolt with the connection piece through wearing to establish the hole cover this moment, then twists the nut on the bolt to utilize the connection piece to deviate from the surface of connecting rod at prefabricated floor and connect adjacent prefabricated floor, further strengthen the joint strength between the adjacent prefabricated floor.
Optionally, the embedded part is provided with an embedded part and a connecting part, the embedded part is embedded in the prefabricated floor slab, and the connecting part is used for being abutted with the side wall of the connecting rod; the surface of the prefabricated floor slab facing the connecting rod is provided with a containing groove, and the containing groove is used for containing the connecting part.
By adopting the technical scheme, the embedded part is accommodated in the accommodating groove, so that the surface of the prefabricated floor slab is relatively smooth, and the prefabricated floor slab is convenient to transport.
Optionally, the connecting rod has a flat surface, and the flat surface is used for abutting by a screw head of the bolt; when the connecting rod is connected to the connecting part, the straight surface is coplanar with the plate surface of the precast floor slab.
Through adopting above-mentioned technical scheme for after the connecting rod installation is accomplished, connecting rod and prefabricated floor coplane, thereby make the surface of prefabricated floor after the installation accomplish still be in the state of relative leveling, so that carry out other construction processes again after the prefabricated floor installation is accomplished.
Optionally, a connection network is arranged in the prefabricated floor slab, and the connection network is used for connecting embedded parts of the same prefabricated floor slab with each other.
Through adopting above-mentioned technical scheme, utilize the connecting net to form the connection between adjacent built-in fitting, strengthen the wholeness of prefabricated floor, utilize the strength of connecting net reinforcing prefabricated floor simultaneously.
Optionally, one end of the connecting rod is provided with a dovetail strip, and the dovetail strip is arranged in an extending manner along the length direction of the connecting rod; the one end that the connecting rod kept away from the forked tail strip is provided with the dovetail, the dovetail is followed the length direction extension setting of connecting rod, the dovetail is used for supplying the forked tail strip slides and connects.
Through adopting above-mentioned technical scheme, utilize the cooperation of forked tail strip and dovetail to form between adjacent connecting rod and be connected, the dislocation takes place between the adjacent connecting rod of restriction, strengthens the bulk connection intensity between a plurality of prefabricated floorslabs.
Optionally, the connecting portion has an abutment surface, and the abutment surface is used for abutting against a side wall of the connecting rod; the side wall of the connecting rod is provided with a plurality of raised strips, the raised strips extend along the circumferential direction of the connecting rod, and the raised strips are distributed at intervals along the length direction of the connecting rod; the butt face is provided with multichannel recess, multichannel recess is followed the square interval arrangement of connecting rod length sets up, the recess is used for supplying the sand grip grafting.
Through adopting above-mentioned technical scheme, utilize the cooperation of recess and sand grip, the restriction connecting rod takes place the displacement along self length direction to reduce the precast floor plank and follow the length direction of connecting rod for the risk that the connecting rod took place the displacement, thereby further strengthen the connection stability between the adjacent precast floor plank, reduce the risk of producing great gap between the adjacent precast floor plank.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the embedded parts are embedded in the precast floor slabs, and the connection between the connecting rods and the embedded parts is utilized to enable the adjacent precast floor slabs to be connected, so that the risk of forming a large gap between the adjacent floor slabs due to seasonal heat expansion and cold contraction is reduced;
2. the connecting net is arranged between adjacent embedded parts in the same prefabricated floor slab, the adjacent embedded parts are connected by the connecting net, and the strength of the prefabricated floor slab is enhanced while the connection between the adjacent embedded parts is formed;
3. through set up the recess at the butt face of built-in fitting, set up the sand grip at the lateral wall of connecting rod, restrict prefabricated floor and take place the displacement for the connecting rod through the cooperation of sand grip and recess, further reduce the risk that produces great gap between the adjacent prefabricated floor.
Drawings
Fig. 1 is a schematic overall structure of an embodiment of the present application.
Fig. 2 is a schematic diagram for showing the structure of the connecting strip.
Fig. 3 is a schematic diagram for showing the structure of the connection net.
Fig. 4 is a schematic view for showing the structure of the grooves and the ribs.
FIG. 5 is a schematic diagram showing the configuration of a dovetail bar and dovetail slot.
Reference numerals illustrate: 1. prefabricating a floor slab; 11. a receiving groove; 2. a connecting rod; 21. a second screw hole; 22. a convex strip; 23. a flat surface; 24. dovetail strips; 25. a dovetail groove; 3. a bolt; 4. a connecting strip; 41. penetrating holes; 5. a nut; 6. an embedded part; 61. a first screw hole; 62. a pre-buried part; 63. a connection part; 631. an abutment surface; 632. a groove; 64. and (5) connecting a net.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-5.
The embodiment of the application discloses a high-performance early-strength prefabricated part. Referring to fig. 1 and 3, the high-performance early-strength prefabricated member comprises a prefabricated floor slab 1, a connecting rod 2, a bolt 3, a connecting strip 4 and a nut 5, wherein the prefabricated floor slab 1 is formed by concrete pouring, the prefabricated floor slab 1 is connected with a plurality of groups of embedded parts 6, each group of embedded parts 6 is arranged at intervals along the width direction of the prefabricated floor slab 1, each group of embedded parts 6 comprises a plurality of embedded parts 6, and the plurality of embedded parts 6 in the same group are arranged at intervals along the length direction of the prefabricated floor slab 1.
Referring to fig. 2, the embedded part 6 is provided with a first screw hole 61, the first screw hole 61 extends along the thickness direction of the precast floor slab 1 and penetrates through the slab surface of the precast floor slab 1, the side wall of the connecting rod 2 is provided with a plurality of second screw holes 21 in a penetrating way, the first screw hole 61 and the second screw holes 21 are all used for being connected by the bolts 3 in a threaded mode, and the plurality of second screw holes 21 are distributed at intervals along the length direction of the connecting rod 2.
Referring to fig. 2, the surface of the connecting strip 4 is used for abutting the surface of the prefabricated floor slab 1, which is away from the connecting rod 2, the surface of the connecting strip 4 is provided with a plurality of penetrating holes 41 in a penetrating manner, the penetrating holes 41 are in one-to-one correspondence with the second screw holes 21, the penetrating holes 41 are used for penetrating the screw rods of the bolts 3, and the diameter of the penetrating holes 41 is smaller than the outer diameter of the nuts 5. The length of the shank of the bolt 3 is longer than that of the first screw hole 61, and the nut 5 is used for being in threaded fit with the shank of the bolt 3.
Specifically, referring to fig. 3, the embedded part 6 has an embedded part 62 and a connection part 63, and the embedded part 62 is embedded inside the precast floor slab 1. A connecting net 64 is provided in the precast floor panels 1, and the connecting net 64 is used for connecting the embedded parts 62 in the same precast floor panel 1 to each other. By the design, on one hand, the connecting net 64 is utilized to connect the embedded parts 6 in the same precast floor slab 1, and the embedded parts 6 do not need to be positioned in the embedded positions when the precast floor slab 1 is poured; on the other hand, the mesh-structured connecting net 64 reinforces the overall strength of the precast floor slab 1. The connection between the connection net 64 and the embedded portion 62 may be by fixing with bolts 3 or by welding, preferably by welding.
Referring to fig. 3, the connection portion 63 is a U-shaped channel steel, a plurality of connection portions 63 in the same group of embedded parts 6 are integrally formed, a through hole communicated with the first screw hole 61 is formed in the connection portion 63, a notch of the connection portion 63 is coplanar with a plate surface of the precast floor slab 1, and the connection manner of the connection portion 63 and the embedded portion 62 can be welded and fixed or integrally formed. When the precast floor slab 1 is poured with concrete, the precast floor slab 1 forms a receiving groove 11 for receiving the connection portion 63 at the connection portion 63.
Referring to fig. 4, the connecting portion 63 has an abutment surface 631, and the abutment surface 631 is for abutting against a side wall of the connecting rod 2. The lateral wall integrated into one piece of connecting rod 2 has a plurality of sand grip 22, and sand grip 22 extends along the circumference of connecting rod 2 and sets up, and a plurality of sand grip 22 are arranged along the length direction interval of connecting rod 2. The multichannel recess 632 has been seted up to the butt face 631, and multichannel recess 632 is arranged along the length direction interval of connecting rod 2 and is set up, and recess 632 is used for supplying sand grip 22 grafting to when connecting rod 2 connects in precast floor slab 1, utilize the butt of sand grip 22 and recess 632, restriction precast floor slab 1 for the displacement of connecting rod 2, further reduce the risk of producing great gap between the adjacent precast floor slab 1.
Referring to fig. 3, the connecting rod 2 is a square rod, the connecting rod 2 has a flat surface 23, the flat surface 23 is used for the screw head of the bolt 3 to abut, and when the connecting rod 2 is connected to the precast floor slab 1, the flat surface 23 is coplanar with the slab surface of the precast floor slab 1.
Referring to fig. 5, one end of the connecting rod 2 is integrally formed with a dovetail bar 24, and the dovetail bar 24 is provided to extend in the longitudinal direction of the connecting rod 2. The one end that connecting rod 2 kept away from the dovetailed strip 24 has seted up the dovetailed groove 25, and the dovetailed groove 25 extends along the length direction of connecting rod 2 and sets up, and dovetailed groove 25 is used for supplying dovetailed strip 24 to slide and connects to utilize the cooperation of dovetailed strip 24 and dovetailed groove 25 to restrict and take place the dislocation between the adjacent connecting rod 2, strengthen the bulk connection intensity between a plurality of precast floor slabs 1.
The implementation principle of the high-performance early-strength prefabricated part provided by the embodiment of the application is as follows: in manufacturing the precast floor slab 1, the plurality of embedded parts 6 and the connecting net 64 are poured inside the precast floor slab 1. When the precast floor slab 1 is installed, the connecting rod 2 is placed in the adjacent connecting part 63, the first screw hole 61 is aligned with the second screw hole 21, then the bolt 3 passes through the first screw hole 61 and the second screw hole 21, finally the connecting strip 4 is sleeved on the bolt 3 through the penetrating hole 41, and the connecting strip 4 is fixed on the precast floor slab 1 by utilizing the matching of the nut 5 and the bolt 3.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (8)
1. A high-performance early-strength prefabricated component is characterized in that: the prefabricated floor slab comprises a prefabricated floor slab (1), a connecting rod (2) and bolts (3), wherein the prefabricated floor slab (1) is connected with a plurality of embedded parts (6), and the embedded parts (6) are provided with first screw holes (61); the side wall of the connecting rod (2) is provided with a plurality of second screw holes (21) in a penetrating mode, the second screw holes (21) are distributed at intervals along the length direction of the connecting rod (2), and the first screw holes (61) and the second screw holes (21) are all used for being connected with the bolts (3) in a threaded mode; two ends of the connecting rod (2) are respectively connected to the plate surfaces of two adjacent precast floor slabs (1).
2. The high performance early strength preform according to claim 1, wherein: the screw bolt further comprises a nut (5), wherein the nut (5) is used for being in threaded fit with a screw rod of the screw bolt (3); the first screw hole (61) penetrates through the surface of the prefabricated floor slab (1) deviating from the connecting rod (2), and the length of the screw rod of the bolt (3) is larger than that of the first screw hole (61).
3. The high performance early strength preform according to claim 2, wherein: still include connecting strip (4), connecting strip (4) are followed the length direction of connecting rod (2) extends the setting, a plurality of hole (41) of wearing are offered in the surface of connecting strip (4) are run through, a plurality of hole (41) are worn to establish and are used for supplying the screw rod of bolt (3) wears to establish, the diameter of hole (41) of wearing is less than the external diameter of nut (5).
4. The high performance early strength preform according to claim 1, wherein: the embedded part (6) is provided with an embedded part (62) and a connecting part (63), the embedded part (62) is embedded in the prefabricated floor slab (1), and the connecting part (63) is used for being abutted with the side wall of the connecting rod (2); the surface of the prefabricated floor slab (1) facing the connecting rod (2) is provided with a containing groove (11), and the containing groove (11) is used for containing the connecting part (63).
5. The high performance early strength preform according to claim 4, wherein: the connecting rod (2) is provided with a flat surface (23), and the flat surface (23) is used for abutting against a screw head of the bolt (3); when the connecting rod (2) is connected to the connecting part (63), the straight surface (23) is coplanar with the plate surface of the precast floor slab (1).
6. The high performance early strength preform according to claim 1, wherein: the prefabricated floor slab (1) is internally provided with a connecting net (64), and the connecting net (64) is used for connecting embedded parts (6) of the same prefabricated floor slab (1) with each other.
7. The high performance early strength preform according to claim 1, wherein: one end of the connecting rod (2) is provided with a dovetail strip (24), and the dovetail strip (24) is arranged in an extending manner along the length direction of the connecting rod (2); one end of the connecting rod (2) far away from the dovetail strip (24) is provided with a dovetail groove (25), the dovetail groove (25) extends along the length direction of the connecting rod (2), and the dovetail groove (25) is used for sliding connection of the dovetail strip (24).
8. The high performance early strength preform according to claim 4, wherein: the connecting portion (63) has an abutment surface (631), the abutment surface (631) being for abutment of a side wall of the connecting rod (2); the side wall of the connecting rod (2) is provided with a plurality of raised strips (22), the raised strips (22) extend along the circumferential direction of the connecting rod (2), and the raised strips (22) are distributed at intervals along the length direction of the connecting rod (2); the abutting surface (631) is provided with a plurality of grooves (632), the grooves (632) are arranged at intervals along the length square of the connecting rod (2), and the grooves (632) are used for plugging the convex strips (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320644349.3U CN219196429U (en) | 2023-03-28 | 2023-03-28 | High-performance early-strength prefabricated part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320644349.3U CN219196429U (en) | 2023-03-28 | 2023-03-28 | High-performance early-strength prefabricated part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219196429U true CN219196429U (en) | 2023-06-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320644349.3U Active CN219196429U (en) | 2023-03-28 | 2023-03-28 | High-performance early-strength prefabricated part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219196429U (en) |
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- 2023-03-28 CN CN202320644349.3U patent/CN219196429U/en active Active
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