CN202831298U - Connecting structure of prefabricated concrete wall body - Google Patents
Connecting structure of prefabricated concrete wall body Download PDFInfo
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- CN202831298U CN202831298U CN 201220455022 CN201220455022U CN202831298U CN 202831298 U CN202831298 U CN 202831298U CN 201220455022 CN201220455022 CN 201220455022 CN 201220455022 U CN201220455022 U CN 201220455022U CN 202831298 U CN202831298 U CN 202831298U
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Abstract
The utility model provides a connecting structure of a prefabricated concrete wall body and belongs to the technical field of building structures. The connecting structure of the prefabricated concrete wall comprises a first prefabricated concrete wall body and a second prefabricated concrete wall body. Longitudinal through holes are placed close to end surfaces of the first prefabricated concrete wall body and the second prefabricated concrete wall body. A plurality of horizontal grooves are placed on the end surfaces. The horizontal grooves of the first prefabricated concrete wall body and the second prefabricated concrete wall body are placed in a stagger mode. The end surfaces of the first prefabricated concrete wall body and the second prefabricated concrete wall body are provided with U-shaped steel bars extending outwards from the wall body, wherein the U-shaped steel bars extend to positions close to the top surfaces of the horizontal grooves of the first prefabricated concrete wall body and the second prefabricated concrete wall body. Cast-in-place concrete is placed inside spaces between the horizontal grooves, the longitudinal through holes and the end surfaces of the prefabricated concrete wall body. The connecting structure of the prefabricated concrete wall is capable of improving assembly integrality of an integral type concrete structure and performance of the building structures.
Description
Technical field
The utility model belongs to the building structure technology field, relates to a kind of syndeton of precast concrete body of wall.
Background technology
Precast concrete is to be fit to industrialized form of structure, is the direction of housing industrialization development.Joint's connection fabrication in the precast concrete between prefabricated units has determined integrality performance of the structure.Existing precast concrete node generally is the weak link of assembled monolithic concrete structure, has affected stress performance, and structure is complicated, and operational phase is easy to cracking affects performance.
Summary of the invention
The utility model solves the weak deficiency of precast wall body seam connection in traditional precast concrete, and a kind of syndeton of precast concrete body of wall is provided.The syndeton of the precast concrete body of wall that the utility model proposes can improve the globality of assembled monolithic concrete structure, improves the performance of building structure.
The syndeton of the precast concrete body of wall that the utility model proposes, comprise the first precast concrete body of wall and the second precast concrete body of wall, described the first precast concrete body of wall and the second precast concrete body of wall are being provided with vertical perforation hole near the end, the end face of the first precast concrete body of wall and the second precast concrete body of wall is provided with several transverse concave grooves, and the transverse concave groove end face stretches in the body of wall of vertical hole inboard; The transverse concave groove interlaced arrangement of the first precast concrete body of wall and the second precast concrete body of wall, namely the first precast concrete body of wall arranges the position of transverse concave groove, and the second corresponding precast concrete body of wall place is end face; The end face setting of the first precast concrete body of wall and the second precast concrete body of wall in body of wall to outer outstanding U-shaped reinforcing bar, extend to respectively the position near the transverse concave groove end face of the second precast concrete body of wall and the first precast concrete body of wall, the spacing of U-shaped reinforcing bar determines that according to force request length satisfies the anchoring requirement; Be cast-in-situ concrete in the space between the end face of described transverse concave groove, vertical hole and precast concrete body of wall.Vertically the cross section of hole is circle, rectangle etc.; The lateral view of transverse concave groove is rectangle, the shape such as trapezoidal.
In the syndeton of precast concrete body of wall of the present utility model, the transverse concave groove end face is with vertically hole is crossing, and namely the vertical hole of part is in the body of wall at transverse concave groove end face place.
In the syndeton of precast concrete body of wall of the present utility model, the end face of described precast concrete body of wall is provided with along the hole of body of wall horizontal direction, is communicated with vertical hole.
In the syndeton of precast concrete body of wall of the present utility model, described body of wall is provided with horizontal hole at the transverse concave groove end face, at horizontal hole apical position vertical perforation hole is set, and laterally hole is communicated with vertical hole.
In the syndeton of precast concrete body of wall of the present utility model, the end face of described body of wall has the longitudinal channels that is communicated with vertical hole, and described conduit width is preferably 0.25 times of vertical hole cross section Breadth Maximum.
In the syndeton of precast concrete body of wall of the present utility model, setting to outer outstanding U-shaped reinforcing bar, extends to respectively the position near the second precast concrete body of wall and the first precast concrete body of wall end face in the first precast concrete body of wall and the second precast concrete body of wall transverse concave groove in body of wall.
In the syndeton of precast concrete body of wall of the present utility model, vertical hole interpolation of described the first precast concrete body of wall and the second precast concrete body of wall has the longitudinal reinforcement that passes the U-shaped reinforcing bar.
In the syndeton of precast concrete body of wall of the present utility model, be inserted with the longitudinal reinforcement that passes the U-shaped reinforcing bar between described the first precast concrete body of wall and the second precast concrete body of wall end face.
Technical characterstic of the present utility model and advantage.
The syndeton of the precast concrete body of wall that the utility model proposes, vertically in the hole, in the transverse concave groove and the rear pouring concrete between precast wall body connect together; The U-shaped Bar Anchorage that body of wall stretches out is good, can guarantee that body of wall is stressed continuously, connects reliable; When longitudinal reinforcement is set, form sleeper with U-shaped reinforcing bar, rear pouring concrete, more increased the reliability of wall connecting.
Description of drawings
Fig. 1 is embodiment 1 structural representation of the present utility model.
Fig. 2 is embodiment 2 structural representations of the present utility model.
Fig. 3 is embodiment 3 structural representations of the present utility model.
Fig. 4 is embodiment 4 structural representations of the present utility model.
Fig. 5 is embodiment 5 structural representations of the present utility model.
Fig. 6 is embodiment 6 structural representations of the present utility model.
Fig. 7 is embodiment 7 structural representations of the present utility model.
Fig. 8 is embodiment 8 structural representations of the present utility model.
Fig. 9 is embodiment 9 structural representations of the present utility model.
Primary clustering mark implication is in the accompanying drawing.
1 first precast concrete body of wall, 2 second precast concrete bodies of wall 3 vertically connect hole
The U-shaped muscle 6 precast concrete body of wall end faces that 4 transverse concave grooves, 5 body of wall end faces stretch out
The horizontal hole in 7 transverse concave groove end face 8 cast-in-situ concretes, 9 body of wall ends
Vertical muscle between the vertical muscle 15 body of wall end faces in U-shaped muscle 14 vertical holes that 13 transverse concave groove end faces stretch out
The specific embodiment
Among the embodiment as shown in Figure 1, the syndeton of precast concrete body of wall comprises that the desirable negative 200mm of spacing of the first precast concrete body of wall 1 and the second precast concrete body of wall 2, two body of wall end faces 6 is to 50mm; The first precast concrete body of wall 1 and the second precast concrete body of wall 2 are being provided with vertical perforation hole 3 near end face 6 places, and the hole cross section is circle or rectangle, perhaps other shapes, and cross section maximum size is that wall thickness deducts 50mm; End face 6 places of the first precast concrete body of wall 1 and the second precast concrete body of wall 2 are provided with several transverse concave grooves 4, the transverse concave groove interlaced arrangement of the first precast concrete body of wall 1 and the second precast concrete body of wall 2, namely the first precast concrete body of wall 1 arranges the position of transverse concave groove, and corresponding the second precast concrete body of wall 2 places are end face 6; The lateral view of transverse concave groove is rectangle, trapezoidal etc., is rectangle among Fig. 1; The transverse concave groove degree of depth is preferably thickness of wall body, and width and body of wall are wide; The end face 13 of transverse concave groove 4 stretches in the body of wall of vertical hole inboard; Arrange in body of wall to outer outstanding U-shaped reinforcing bar 5 at the end face 6 of the first precast concrete body of wall 1 and the second precast concrete body of wall 2, extend to respectively end face 7 places near the transverse concave groove 4 of the second precast concrete body of wall 2 and the first precast concrete body of wall 1; The U-shaped reinforcing bar is plain bar, notched bars etc., and spacing satisfies force request (the everywhere end face among the figure between transverse concave groove is only expressed a U-shaped reinforcing bar, and Practical Project is according to stressed layout U-shaped number of steel bars), and outstanding length satisfies the Bar Anchorage requirement; Be cast-in-situ concrete 8 in the space that the end face of described transverse concave groove 4, vertical hole 3 and precast concrete body of wall is 6; In order to increase the performance of bonding surface, the bonding surface place of new-old concrete can be matsurface on the precast concrete.
Among the embodiment as shown in Figure 2, the syndeton of precast concrete body of wall comprises that the desirable negative 200mm of spacing of the first precast concrete body of wall 1 and the second precast concrete body of wall 2, two body of wall end faces 6 is to 50mm; The first precast concrete body of wall 1 and the second precast concrete body of wall 2 are being provided with vertical perforation hole 3 near end face 6 places, and the hole cross section is circle or rectangle, perhaps other shapes, and cross section maximum size is that wall thickness deducts 50mm; End face 6 places of the first precast concrete body of wall 1 and the second precast concrete body of wall 2 are provided with several transverse concave grooves 4, the transverse concave groove interlaced arrangement of the first precast concrete body of wall 1 and the second precast concrete body of wall 2, namely the first precast concrete body of wall 1 arranges the position of groove, and corresponding the second precast concrete body of wall 2 places are end face 6; The lateral view of transverse concave groove is rectangle, trapezoidal etc., is rectangle among Fig. 2; The transverse concave groove degree of depth is preferably thickness of wall body, and width and body of wall are wide; Transverse concave groove 4 end faces are with vertically hole is crossing, and namely the vertical hole of part is in the body of wall at transverse concave groove end face 7 places; Arrange in body of wall to outer outstanding U-shaped reinforcing bar 5 at the end face 6 of the first precast concrete body of wall 1 and the second precast concrete body of wall 2, extend to respectively end face 7 places near the transverse concave groove 4 of the second precast concrete body of wall 2 and the first precast concrete body of wall 1; The U-shaped reinforcing bar is plain bar, notched bars etc., and spacing satisfies force request (the everywhere end face among the figure between transverse concave groove is only expressed a U-shaped reinforcing bar, and Practical Project is according to stressed layout U-shaped number of steel bars), and outstanding length satisfies the Bar Anchorage requirement; Be cast-in-situ concrete 8 in the space that the end face of described transverse concave groove 4, vertical hole 3 and precast concrete body of wall is 6; In order to increase the performance of bonding surface, the bonding surface place of new-old concrete can be matsurface on the precast concrete.
Among the embodiment as shown in Figure 3, the syndeton of precast concrete body of wall comprises that the desirable negative 200mm of spacing of the first precast concrete body of wall 1 and the second precast concrete body of wall 2, two body of wall end faces 6 is to 50mm; The first precast concrete body of wall 1 and the second precast concrete body of wall 2 are being provided with vertical perforation hole 3 near end face 6 places, and the hole cross section is circle or rectangle, perhaps other shapes, and cross section maximum size is that wall thickness deducts 50mm; End face 6 places of the first precast concrete body of wall 1 and the second precast concrete body of wall 2 are provided with several transverse concave grooves 4, the transverse concave groove interlaced arrangement of the first precast concrete body of wall 1 and the second precast concrete body of wall 2, namely the first precast concrete body of wall 1 arranges the position of groove, and corresponding the second precast concrete body of wall 2 places are end face 6; The lateral view of transverse concave groove is rectangle, trapezoidal etc., is rectangle among Fig. 3; The transverse concave groove degree of depth is preferably thickness of wall body, and width and body of wall are wide; Arrange in body of wall to outer outstanding U-shaped reinforcing bar 5 at the end face 6 of the first precast concrete body of wall 1 and the second precast concrete body of wall 2, extend to respectively end face 7 places near the transverse concave groove 4 of the second precast concrete body of wall 2 and the first precast concrete body of wall 1; The U-shaped reinforcing bar is plain bar, notched bars etc., and spacing satisfies force request (the everywhere end face among the figure between transverse concave groove is only expressed a U-shaped reinforcing bar, and Practical Project is according to stressed layout U-shaped number of steel bars), and outstanding length satisfies the Bar Anchorage requirement; End face 6 places at the first precast concrete body of wall 1 and the second precast concrete body of wall 2 arrange horizontal hole 9, are communicated with vertical hole 3; Be cast-in-situ concrete 8 in the space that the end face of described transverse concave groove 4, vertical hole 3, horizontal hole 9 and precast concrete body of wall is 6; In order to increase the performance of bonding surface, the bonding surface place of new-old concrete can be matsurface on the precast concrete.
Among the embodiment as shown in Figure 4, the syndeton of precast concrete body of wall comprises that the desirable negative 200mm of spacing of the first precast concrete body of wall 1 and the second precast concrete body of wall 2, two body of wall end faces 6 is to 50mm; The first precast concrete body of wall 1 and the second precast concrete body of wall 2 are being provided with vertical perforation hole 3 near end face 6 places, and the hole cross section is circle or rectangle, perhaps other shapes, and cross section maximum size is that wall thickness deducts 50mm; End face 6 places of the first precast concrete body of wall 1 and the second precast concrete body of wall 2 are provided with several transverse concave grooves 4, the transverse concave groove interlaced arrangement of the first precast concrete body of wall 1 and the second precast concrete body of wall 2, namely the first precast concrete body of wall 1 arranges the position of groove, and corresponding the second precast concrete body of wall 2 places are end face 6; The lateral view of transverse concave groove is rectangle, trapezoidal etc., is rectangle among Fig. 4; The transverse concave groove degree of depth is preferably thickness of wall body, and width and body of wall are wide; Arrange in body of wall to outer outstanding U-shaped reinforcing bar 5 at the end face 6 of the first precast concrete body of wall 1 and the second precast concrete body of wall 2, extend to respectively end face 7 places near the transverse concave groove 4 of the second precast concrete body of wall 2 and the first precast concrete body of wall 1; The U-shaped reinforcing bar is plain bar, notched bars etc., and spacing satisfies force request (the everywhere end face among the figure between transverse concave groove is only expressed a U-shaped reinforcing bar, and Practical Project is according to stressed layout U-shaped number of steel bars), and outstanding length satisfies the Bar Anchorage requirement; Transverse concave groove end face 7 at the first precast concrete body of wall 1 and the second precast concrete body of wall 2 arranges horizontal hole 10; Be cast-in-situ concrete 8 in the space that the end face of described transverse concave groove 4, vertical hole 3, horizontal hole 10 and precast concrete body of wall is 6; In order to increase the performance of bonding surface, the bonding surface place of new-old concrete can be matsurface on the precast concrete.
Among the embodiment as shown in Figure 5, the syndeton of precast concrete body of wall comprises that the desirable negative 200mm of spacing of the first precast concrete body of wall 1 and the second precast concrete body of wall 2, two body of wall end faces 6 is to 50mm; The first precast concrete body of wall 1 and the second precast concrete body of wall 2 are being provided with vertical perforation hole 3 near end face 6 places, and the hole cross section is circle or rectangle, perhaps other shapes, and cross section maximum size is that wall thickness deducts 50mm; End face 6 places of the first precast concrete body of wall 1 and the second precast concrete body of wall 2 are provided with several transverse concave grooves 4, the transverse concave groove interlaced arrangement of the first precast concrete body of wall 1 and the second precast concrete body of wall 2, namely the first precast concrete body of wall 1 arranges the position of groove, and corresponding the second precast concrete body of wall 2 places are end face 6; The lateral view of transverse concave groove is rectangle, trapezoidal etc., is rectangle among Fig. 5; The transverse concave groove degree of depth is preferably thickness of wall body, and width and body of wall are wide; Arrange in body of wall to outer outstanding U-shaped reinforcing bar 5 at the end face 6 of the first precast concrete body of wall 1 and the second precast concrete body of wall 2, extend to respectively end face 7 places near the transverse concave groove 4 of the second precast concrete body of wall 2 and the first precast concrete body of wall 1; The U-shaped reinforcing bar is plain bar, notched bars etc., and spacing satisfies force request (the everywhere end face among the figure between transverse concave groove is only expressed a U-shaped reinforcing bar, and Practical Project is according to stressed layout U-shaped number of steel bars), and outstanding length satisfies the Bar Anchorage requirement; Transverse concave groove end face 7 at the first precast concrete body of wall 1 and the second precast concrete body of wall 2 arranges horizontal hole 10, at the horizontal apical position of hole 10 vertical perforation hole 11 is set, and the two is connected; Be cast-in-situ concrete 8 in the space that the end face of described transverse concave groove 4, vertical hole 3, horizontal hole 10, vertical hole 11 and precast concrete body of wall is 6; In order to increase the performance of bonding surface, the bonding surface place of new-old concrete can be matsurface on the precast concrete.
Among the embodiment as shown in Figure 6, the syndeton of precast concrete body of wall comprises that the desirable negative 200mm of spacing of the first precast concrete body of wall 1 and the second precast concrete body of wall 2, two body of wall end faces 6 is to 50mm; The first precast concrete body of wall 1 and the second precast concrete body of wall 2 are being provided with vertical perforation hole 3 near end face 6 places, and the hole cross section is circle or rectangle, perhaps other shapes, and cross section maximum size is that wall thickness deducts 50mm; End face 6 places of the first precast concrete body of wall 1 and the second precast concrete body of wall 2 are provided with several transverse concave grooves 4, the transverse concave groove interlaced arrangement of the first precast concrete body of wall 1 and the second precast concrete body of wall 2, namely the first precast concrete body of wall 1 arranges the position of transverse concave groove 4, and corresponding the second precast concrete body of wall 2 places are end face 6; The lateral view of transverse concave groove is rectangle, trapezoidal etc., is rectangle among Fig. 6; The transverse concave groove degree of depth is preferably thickness of wall body, and width and body of wall are wide; Arrange in body of wall to outer outstanding U-shaped reinforcing bar 5 at the end face 6 of the first precast concrete body of wall 1 and the second precast concrete body of wall 2, extend to respectively end face 7 places near the transverse concave groove 4 of the second precast concrete body of wall 2 and the first precast concrete body of wall 1; The U-shaped reinforcing bar is plain bar, notched bars etc., and spacing satisfies force request (the everywhere end face among the figure between transverse concave groove is only expressed a U-shaped reinforcing bar, and Practical Project is according to stressed layout U-shaped number of steel bars), and outstanding length satisfies the Bar Anchorage requirement; End face 6 at body of wall has the longitudinal channels 12 that is communicated with vertical hole 3, and longitudinal channels 12 width are preferably 0.25 times of vertical hole 3 cross section Breadth Maximums, and the longitudinal channels both sides configurable reinforcing bar of concrete links together; Be cast-in-situ concrete 8 in the space that the end face of described transverse concave groove 4, vertical hole 3, longitudinal channels 12 and precast concrete body of wall is 6; In order to increase the performance of bonding surface, the bonding surface place of new-old concrete can be matsurface on the precast concrete.
Among the embodiment as shown in Figure 7, the syndeton of precast concrete body of wall comprises that the desirable negative 200mm of spacing of the first precast concrete body of wall 1 and the second precast concrete body of wall 2, two body of wall end faces 6 is to 50mm; The first precast concrete body of wall 1 and the second precast concrete body of wall 2 are being provided with vertical perforation hole 3 near end face 6 places, and the hole cross section is circle or rectangle, perhaps other shapes, and cross section maximum size is that wall thickness deducts 50mm; End face 6 places of the first precast concrete body of wall 1 and the second precast concrete body of wall 2 are provided with several transverse concave grooves 4, the transverse concave groove interlaced arrangement of the first precast concrete body of wall 1 and the second precast concrete body of wall 2, namely the first precast concrete body of wall 1 arranges the position of transverse concave groove 4, and corresponding the second precast concrete body of wall 2 places are end face 6; The lateral view of transverse concave groove is rectangle, trapezoidal etc., is rectangle among Fig. 7; The transverse concave groove degree of depth is preferably thickness of wall body, and width and body of wall are wide; Arrange in body of wall to outer outstanding U-shaped reinforcing bar 5 at the end face 6 of the first precast concrete body of wall 1 and the second precast concrete body of wall 2, extend to respectively end face 7 places near the transverse concave groove 4 of the second precast concrete body of wall 2 and the first precast concrete body of wall 1; The first precast concrete body of wall 1 and the 4 interior settings of the second precast concrete body of wall 2 transverse concave grooves in body of wall to outer outstanding U-shaped reinforcing bar 13, extend to respectively the position near the end face 6 of the second precast concrete body of wall 2 and the first precast concrete body of wall 1; The U-shaped reinforcing bar is plain bar, notched bars etc., and spacing satisfies force request (the everywhere end face was only expressed a U-shaped reinforcing bar between transverse concave groove reached among the figure, and Practical Project is according to stressed layout U-shaped number of steel bars), and outstanding length satisfies the Bar Anchorage requirement; Be cast-in-situ concrete 8 in the space that the end face of described transverse concave groove 4, vertical hole 3 and precast concrete body of wall is 6; In order to increase the performance of bonding surface, the bonding surface place of new-old concrete can be matsurface on the precast concrete.
Among the embodiment as shown in Figure 8, the syndeton of precast concrete body of wall comprises that the desirable negative 200mm of spacing of the first precast concrete body of wall 1 and the second precast concrete body of wall 2, two body of wall end faces 6 is to 50mm; The first precast concrete body of wall 1 and the second precast concrete body of wall 2 are being provided with vertical perforation hole 3 near end face 6 places, and the hole cross section is circle or rectangle, perhaps other shapes, and cross section maximum size is that wall thickness deducts 50mm; End face 6 places of the first precast concrete body of wall 1 and the second precast concrete body of wall 2 are provided with several transverse concave grooves 4, the transverse concave groove interlaced arrangement of the first precast concrete body of wall 1 and the second precast concrete body of wall 2, namely the first precast concrete body of wall 1 arranges the position of transverse concave groove 4, and corresponding the second precast concrete body of wall 2 places are end face 6; The lateral view of transverse concave groove is rectangle, trapezoidal etc., is rectangle among Fig. 8; The transverse concave groove degree of depth is preferably thickness of wall body, and width and body of wall are wide; Arrange in body of wall to outer outstanding U-shaped reinforcing bar 5 at the end face 6 of the first precast concrete body of wall 1 and the second precast concrete body of wall 2, extend to respectively end face 7 places near the transverse concave groove 4 of the second precast concrete body of wall 2 and the first precast concrete body of wall 1; The U-shaped reinforcing bar is plain bar, notched bars etc., and spacing satisfies force request (the everywhere end face among the figure between transverse concave groove is only expressed a U-shaped reinforcing bar, and Practical Project is according to stressed layout U-shaped number of steel bars), and outstanding length satisfies the Bar Anchorage requirement; Vertically being inserted with longitudinal reinforcement 14 in the hole 3, pass U-shaped reinforcing bar 5; At described transverse concave groove 4, vertically be cast-in-situ concrete 8 in the space of 6 of the end faces of hole 3 and precast concrete body of wall; In order to increase the performance of bonding surface, the bonding surface place of new-old concrete can be matsurface on the precast concrete.
Among the embodiment as shown in Figure 9, the syndeton of precast concrete body of wall comprises that the desirable negative 200mm of spacing of the first precast concrete body of wall 1 and the second precast concrete body of wall 2, two body of wall end faces 6 is to 50mm; The first precast concrete body of wall 1 and the second precast concrete body of wall 2 are being provided with vertical perforation hole 3 near end face 6 places, and the hole cross section is circle or rectangle, perhaps other shapes, and cross section maximum size is that wall thickness deducts 50mm; End face 6 places of the first precast concrete body of wall 1 and the second precast concrete body of wall 2 are provided with several transverse concave grooves 4, the transverse concave groove interlaced arrangement of the first precast concrete body of wall 1 and the second precast concrete body of wall 2, namely the first precast concrete body of wall 1 arranges the position of transverse concave groove 4, and corresponding the second precast concrete body of wall 2 places are end face 6; The lateral view of transverse concave groove is rectangle, trapezoidal etc., is rectangle among Fig. 9; The transverse concave groove degree of depth is preferably thickness of wall body, and width and body of wall are wide; Arrange in body of wall to outer outstanding U-shaped reinforcing bar 5 at the end face 6 of the first precast concrete body of wall 1 and the second precast concrete body of wall 2, extend to respectively end face 7 places near the transverse concave groove 4 of the second precast concrete body of wall 2 and the first precast concrete body of wall 1; The first precast concrete body of wall 1 and the 4 interior settings of the second precast concrete body of wall 2 transverse concave grooves in body of wall to outer outstanding U-shaped reinforcing bar 13, extend to respectively the position near the second precast concrete body of wall 2 and the first precast concrete body of wall 1 end face 6; The U-shaped reinforcing bar is plain bar, notched bars etc., and spacing satisfies force request (the everywhere end face was only expressed a U-shaped reinforcing bar between transverse concave groove reached among the figure, and Practical Project is according to stressed layout U-shaped number of steel bars), and outstanding length satisfies the Bar Anchorage requirement; Vertically being inserted with longitudinal reinforcement 14 in the hole 3, pass U-shaped reinforcing bar 5; 6 of end faces at the first precast concrete body of wall 1 and the second precast concrete body of wall 2 are inserted with longitudinal reinforcement 15, pass U-shaped reinforcing bar 13; Be cast-in-situ concrete 8 in the space that the end face of described transverse concave groove 4, vertical hole 3 and precast concrete body of wall is 6; In order to increase the performance of bonding surface, the bonding surface place of new-old concrete can be matsurface on the precast concrete.
The utility model is described by above-mentioned related embodiment, yet above-described embodiment does not limit scope of the present utility model only for implementing example of the present utility model.Every spirit that is contained in claim and modification and equalization arrange and all are contained in the utility model scope.
Claims (8)
1. the syndeton of precast concrete body of wall, comprise the first precast concrete body of wall and the second precast concrete body of wall, it is characterized in that: described the first precast concrete body of wall and the second precast concrete body of wall are being provided with vertical perforation hole near the end, the end face of the first precast concrete body of wall and the second precast concrete body of wall is provided with several transverse concave grooves, and the transverse concave groove end face stretches in the body of wall of vertical hole inboard; The transverse concave groove interlaced arrangement of the first precast concrete body of wall and the second precast concrete body of wall; The end face setting of the first precast concrete body of wall and the second precast concrete body of wall in body of wall to outer outstanding U-shaped reinforcing bar, extend to respectively the position near the transverse concave groove end face of the second precast concrete body of wall and the first precast concrete body of wall, be cast-in-situ concrete in the space between the end face of described transverse concave groove, vertical hole and precast concrete body of wall.
2. the syndeton of precast concrete body of wall according to claim 1 is characterized in that: described transverse concave groove end face intersects with vertical hole.
3. the syndeton of precast concrete body of wall according to claim 1, it is characterized in that: the end face of described precast concrete body of wall is provided with along the hole of body of wall horizontal direction, is communicated with vertical hole.
4. the syndeton of precast concrete body of wall according to claim 1, it is characterized in that: described body of wall is provided with horizontal hole at the transverse concave groove end face, and described horizontal hole apical position arranges vertical perforation hole, and laterally hole is communicated with vertical hole.
5. the syndeton of precast concrete body of wall according to claim 1 is characterized in that: the end face of described body of wall has the longitudinal channels that is communicated with vertical hole, and described conduit width is preferably 0.25 times of vertical hole cross section Breadth Maximum.
6. according to claim 1 and 2 or 3 or the syndeton of 4 or 5 described precast concrete bodies of wall, it is characterized in that: setting to outer outstanding U-shaped reinforcing bar, extends to respectively the position near the second precast concrete body of wall and the first precast concrete body of wall end face in described the first precast concrete body of wall and the second precast concrete body of wall transverse concave groove in body of wall.
7. according to claim 1 and 2 or 3 or the syndeton of 4 or 5 described precast concrete bodies of wall, it is characterized in that: vertical hole interpolation of described the first precast concrete body of wall and the second precast concrete body of wall has the longitudinal reinforcement that passes the U-shaped reinforcing bar.
8. the syndeton of precast concrete body of wall according to claim 6 is characterized in that: be inserted with the longitudinal reinforcement that passes the U-shaped reinforcing bar between described the first precast concrete body of wall and the second precast concrete body of wall end face.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201220455022 CN202831298U (en) | 2012-09-09 | 2012-09-09 | Connecting structure of prefabricated concrete wall body |
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| CN 201220455022 CN202831298U (en) | 2012-09-09 | 2012-09-09 | Connecting structure of prefabricated concrete wall body |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102797307A (en) * | 2012-09-09 | 2012-11-28 | 初明进 | Connecting structure of prefabricated concrete wall body |
| CN105544390A (en) * | 2016-01-21 | 2016-05-04 | 沈阳建筑大学 | Assembled-type reinforced-concrete crash-proof wall and construction method thereof |
| CN106149876A (en) * | 2016-08-28 | 2016-11-23 | 初明进 | A kind of precast reinforced concrete structure |
| CN106351340A (en) * | 2016-08-28 | 2017-01-25 | 初明进 | Precast reinforced concrete member |
-
2012
- 2012-09-09 CN CN 201220455022 patent/CN202831298U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102797307A (en) * | 2012-09-09 | 2012-11-28 | 初明进 | Connecting structure of prefabricated concrete wall body |
| CN102797307B (en) * | 2012-09-09 | 2015-12-02 | 初明进 | The syndeton of precast concrete wall |
| CN105544390A (en) * | 2016-01-21 | 2016-05-04 | 沈阳建筑大学 | Assembled-type reinforced-concrete crash-proof wall and construction method thereof |
| CN106149876A (en) * | 2016-08-28 | 2016-11-23 | 初明进 | A kind of precast reinforced concrete structure |
| CN106351340A (en) * | 2016-08-28 | 2017-01-25 | 初明进 | Precast reinforced concrete member |
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