CN211368684U - Prestressed reinforced concrete uplift hollow pile connecting structure - Google Patents
Prestressed reinforced concrete uplift hollow pile connecting structure Download PDFInfo
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- CN211368684U CN211368684U CN201922060620.5U CN201922060620U CN211368684U CN 211368684 U CN211368684 U CN 211368684U CN 201922060620 U CN201922060620 U CN 201922060620U CN 211368684 U CN211368684 U CN 211368684U
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Abstract
The utility model relates to a prestressed reinforcement concrete resistance to plucking hollow pile connection structure relates to hollow pile connection technical field, include: go up hollow pile body, lower hollow pile body, interior solid board, outer solid board, first connecting ring, second connecting ring and bolt group, the tip of going up hollow pile body and lower hollow pile body all is provided with the annular arch coaxially, the bellied external diameter of annular all is less than the external diameter of last hollow pile body and lower hollow pile body, interior solid board sets up in the bellied inner wall of annular, outer solid board sets up in the bellied outer wall of annular, first connecting ring sets up in the bottom of last hollow pile body, the second connecting ring sets up in the top of lower hollow pile body, and first connecting ring bottom is provided with the spread groove, the top of second connecting ring is provided with the connecting block, spread groove and connecting block shape looks adaptation, the outer wall of first connecting ring is provided with the counter bore, bolt group runs through from the counter bore the connecting block, and the tip of bolt group inlays to locate in the counter bore. The utility model discloses have the effect that the structure is firm, simple to operate.
Description
Technical Field
The utility model belongs to the technical field of the hollow pile connection technique and specifically relates to a prestressed reinforced concrete resistance to plucking hollow pile connection structure is related to.
Background
At present, along with the development of society, people need more and more for high-rise buildings, in the building industry, a hollow pile is a common building foundation material, the hollow structure not only can reduce the weight, but also the mechanical strength of the hollow pile is not worse than that of a solid structure, so that the hollow pile is more and more widely applied to buildings, and the stability of the structure of the hollow pile serving as the building foundation directly influences the structural strength and the future stability of the building, so that the hollow pile has a very important role. In the building construction, a pile hole is drilled below the ground, and then the whole hollow pile formed by connecting a plurality of hollow pile units is sunk into the pile hole, so that the requirement on the strength of the connecting structure of the hollow pile is high.
Now, a chinese patent with CN102061703B publication is found, which discloses a prestressed reinforced concrete uplift hollow pile with a connection structure, comprising: the hollow pile comprises a hollow pile body and end plates, wherein the end plates are arranged at two ends of the hollow pile body, connecting blocks are uniformly distributed or symmetrically distributed on the inner side of each end plate along the outer periphery of each end plate, connecting holes are formed in the connecting blocks, and the connecting holes are exposed screw holes or straight holes. The connector of the prestressed reinforced concrete uplift hollow pile with the connection structure comprises: the connecting plate and the connecting pin are respectively connected with the connecting block on the inner side of the end plate, the connecting pin is a bolt or a pin, the connecting plate and the connecting pin are manufactured into an integral structure, a groove is formed in the connecting plate, a screw connected with a screw hole in the connecting block on the inner side of the end plate is installed in the groove, or the pin connected with a straight hole in the connecting block on the inner side of the end plate is installed in the groove.
The above prior art solutions have the following drawbacks: when the connecting plate is fixed behind hollow and connecting block fixed connection through bolt or pin, the head of connecting plate, bolt or pin all protrudes on the outer wall of hollow pile body, has increased the external diameter length of hollow pile body, when the prestressed reinforced concrete resistance to plucking hollow pile that forms with a plurality of hollow pile body connection sinks to the stake downthehole, the outer wall of hollow pile body can not be in the same place with fine laminating in stake hole, and the structure is firm inadequately, the installation is convenient inadequately, so remain to improve.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a prestressed reinforced concrete resistance to plucking hollow pile connection structure has the advantage that the structure is firm, simple to operate.
The above object of the present invention can be achieved by the following technical solutions: a prestressed reinforced concrete uplift hollow pile connection structure comprises: an upper hollow pile body, a lower hollow pile body, an inner fixed plate, an outer fixed plate, a first connecting ring, a second connecting ring and a bolt group,
the sections of the upper hollow pile body and the lower hollow pile body are circular, the end parts of the upper hollow pile body and the lower hollow pile body are coaxially provided with annular bulges, the inner diameters of the annular bulges are larger than those of the upper hollow pile body and the lower hollow pile body, the outer diameters of the annular bulges are smaller than those of the upper hollow pile body and the lower hollow pile body,
the inner fixed plate is arranged on the inner wall of the annular bulge, the outer fixed plate is arranged on the outer wall of the annular bulge, the sum of the inner diameter and the outer diameter of the inner fixed plate, the outer fixed plate and the annular bulge is consistent with the inner diameter and the outer diameter of the upper hollow pile body and the lower hollow pile body,
first go up the go-between set up in the bottom of last hollow pile body, the second go-between set up in the top of lower hollow pile body, just first go-between bottom is provided with the spread groove, the top of second go-between is provided with the connecting block, the spread groove with connect the block form looks adaptation, the outer wall of first go-between is provided with the counter bore, bolt group follows run through in the counter bore the connecting block, just the tip of bolt group inlays to be located in the counter bore.
By adopting the technical scheme, the difference between the inner diameter and the outer diameter of the annular bulge and the inner diameter of the upper hollow pile body and the outer diameter of the lower hollow pile body provides a better mounting position for the inner fixing plate and the outer fixing plate, the annular bulge, the inner fixing plate and the outer fixing plate are fixedly connected and are consistent with the sizes of the upper hollow pile body and the lower hollow pile body, the size of the whole hollow pile is not changed, meanwhile, the connecting groove on the first connecting ring provides a better mounting position for the connecting block on the second connecting ring, after the upper hollow pile body and the lower hollow pile body are connected through the bolt group, the head of the bolt group does not protrude out of the outer wall of the hollow pile body, when the hollow pile is sunk into the pile hole, the outer wall of the hollow pile can be attached to the pile hole, the structure of the hollow pile is more stable, and the installation is more convenient; and the inner fixing plate and the outer fixing plate have better structural strength, and the connection part of the upper hollow pile body and the lower hollow pile body has more stable and firm structure.
The utility model discloses further set up to, the bellied inner wall of annular is pre-buried to have a plurality of first connecting pieces, the interior solid board is formed by the concatenation of a plurality of interior arcs, and is a plurality of interior arcs are through a plurality of first connecting piece with the annular is protruding fixed.
Through adopting above-mentioned technical scheme, behind the pre-buried first connecting piece of bellied inner wall of annular, first connecting piece can protrusion in the bellied inner wall of annular, thereby influence the installation of whole interior solid board, through with interior solid board fall into a plurality of interior arcs after, it is fixed with the bellied inner wall of annular to loop through first connecting piece in the single arc, a plurality of interior arcs splice into an annular interior solid board again, thereby the purpose that interior solid board and annular are protruding to be connected has been realized to the messenger, the structure is more stable, firm.
The utility model discloses further set up to, the outer wall of interior arc is provided with first perforation, the one end of first connecting piece is inlayed and is located in the first perforation, the other end of first connecting piece set up in inside the annular is protruding, and set up in inside the annular is protruding first connecting piece is the crotch form.
Through adopting above-mentioned technical scheme, the crotch portion of first connecting piece can make first connecting piece be difficult to break away from in the annular arch to arc and annular arch are more stable in making, firmly are connected with the annular arch, and the structure is more stable, firm, and simultaneously, first perforation provides better mounted position for the tip of first connecting piece, and the tip that makes first connecting piece does not have protrusion in the inner wall of this hollow pile, and the structure is more firm, and it is more convenient to install this hollow pile body.
The utility model discloses further set up to, pre-buried on the bellied outer wall of annular has a plurality of second connecting pieces, outer solid board is formed by the concatenation of a plurality of outer arc boards, and is a plurality of outer arc board is through a plurality of the second connecting piece with the annular is protruding fixed.
Through adopting above-mentioned technical scheme, behind the pre-buried second connecting piece of bellied outer wall of annular, the second connecting piece can protrusion in the bellied outer wall of annular, thereby influence the installation of whole outer solid board, through with outer solid board fall into a plurality of outer arc boards after, it is fixed with the bellied outer wall of annular to loop through the second connecting piece with single outer arc board, a plurality of outer arc boards splice into an annular outer solid board again, thereby the purpose that outer solid board and annular are protruding to be connected has been realized to the messenger, the structure is more stable, and is firm.
The utility model discloses further set up to, the outer wall of outer arc plate is provided with the second and perforates, the one end of second connecting piece is inlayed and is located in the second perforation, the other end of second connecting piece set up in inside the annular is protruding, and set up in inside the annular is protruding the second connecting piece is the crotch form.
Through adopting above-mentioned technical scheme, the crotch portion of second connecting piece can make the second connecting piece be difficult to break away from in the annular arch, thereby make outer arc board more stable, firmly be connected with the annular arch, the structure is more stable, and is firm, simultaneously, the second is perforated to provide better mounted position for the tip of second connecting piece, the tip that makes the second connecting piece does not have protrusion in the outer wall of this hollow pile, when sinking this hollow pile to the stake downthehole, this hollow outer wall can laminate each other with the stake hole, the structure is more firm, it is more convenient to install this hollow pile body.
The utility model discloses further set up to, go up hollow pile body with the tip of hollow pile body all is provided with a plurality of third connecting pieces down, first go-between is through a plurality of the third connecting piece with go up hollow pile body coupling, the second go-between is through a plurality of the third connecting piece with hollow pile body coupling down.
Through adopting above-mentioned technical scheme, the connection structure of first go-between and last hollow pile body is more stable, firm, and the connection structure of second go-between and lower hollow pile body is more stable, firm, makes first go-between be difficult to break away from each other with last hollow pile body, makes the second go-between be difficult to break away from each other with lower hollow pile body to make the connection structure between last hollow pile body and the lower hollow pile body more stable, firm.
The utility model discloses further set up as, the third connecting piece is close to the bellied one end of annular is the crotch form.
By adopting the technical scheme, the hook part of the third connecting piece can ensure that the third connecting piece is not easy to separate from the end parts of the upper hollow pile body and the lower hollow pile body, so that the connecting structure of the first connecting ring, the second connecting ring, the upper hollow pile body and the lower hollow pile body is more stable and firm, the upper hollow pile body and the lower hollow pile body are more stably and firmly connected together through the first connecting ring and the second connecting ring, and the structure is more stable and firm.
The utility model discloses further set up to, first go-between with be provided with joint strip between the second go-between.
Through adopting above-mentioned technical scheme, after the rainwater permeated into spread groove and connecting block through first go-between and second go-between, the rainwater can corrode the bolt group to influence the structural strength of bolt group, and waterproof rubber strip can prevent effectively that the rainwater from getting into in the connecting block and corroding the bolt group, and water-proof effects is better.
To sum up, the utility model discloses a beneficial technological effect does:
firstly, the difference between the inner diameter and the outer diameter of the annular bulge and the end parts of the upper hollow pile body and the lower hollow pile body provides a better mounting position for the inner fixing plate and the outer fixing plate, so that the integral size of the inner fixing plate, the outer fixing plate and the annular bulge is consistent with that of the hollow pile body, meanwhile, after the upper hollow pile body and the lower hollow pile body are connected through the bolt set by the first connecting ring and the second connecting ring, the end parts of the bolt set do not bulge out of the outer wall of the hollow pile, and when the hollow pile is sunk to the pile hole, the hollow pile and the pile hole are mutually attached, so that the structure of the hollow pile is more stable, and the mounting is more convenient;
and secondly, the ends, close to the annular bulges, of the first connecting piece, the second connecting piece and the third connecting piece are all arranged to be hook-shaped, so that the first connecting piece, the second connecting piece and the third connecting piece are not easy to fall off from the annular bulges, and the stability and firmness of the connecting structure are enhanced.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is an enlarged view at a in fig. 1.
Reference numerals: 1. an upper hollow pile body; 2. a hollow pile body is arranged; 3. an inner fixing plate; 4. an outer fixing plate; 5. a first connecting ring; 51. connecting grooves; 6. a second connection ring; 61. connecting blocks; 7. a bolt group; 8. an annular projection; 9. a first connecting member; 101. a second connecting member; 102. a third connecting member; 103. waterproof adhesive tape.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Combine fig. 1 and fig. 2 to show, do the utility model discloses a prestressed reinforced concrete resistance to plucking hollow pile connection structure, include: the upper hollow pile body 1, the lower hollow pile body 2, the inner fixing plate 3, the outer fixing plate 4, the first connecting ring 5, the second connecting ring 6 and the bolt group 7, the cross sections of the upper hollow pile body 1 and the lower hollow pile body 2 are circular, the end parts of the upper hollow pile body 1 and the lower hollow pile body 2 are coaxially provided with annular bulges 8, the annular bulges 8 are fixed with the upper hollow pile body 1 and the lower hollow pile body 2 in an integrated forming mode, the annular bulges 8 are formed by pouring concrete, the inner diameters of the annular bulges 8 are larger than the inner diameters of the upper hollow pile body 1 and the lower hollow pile body 2, the outer diameters of the annular bulges 8 are smaller than the outer diameters of the upper hollow pile body 1 and the lower hollow pile body 2, the inner fixing plate 3 is arranged on the inner wall of the annular bulges 8, the outer fixing plate 4 is arranged on the outer wall of the annular bulges 8, the bottoms of the inner fixing plate 3 and the outer fixing plate 4 are arranged at the bottoms of the annular bulges 8, the bottom parts of the inner fixing plate 3 and the bottom parts of the outer fixing plate 4 and the annular bulges 8 form a slot for the first connecting ring 5 and the inner fixing plate 3 and the outer fixing plate 4 are made of steel plates, the sum of the inner diameter and the outer diameter of the inner fixing plate 3, the outer fixing plate 4 and the annular bulge 8 is consistent with the inner diameter and the outer diameter of the upper hollow pile body 1 and the lower hollow pile body 2,
first go-between 5 and second go-between 6 are made by the steel sheet, first go-between 5 sets up in the bottom of last hollow pile body 1, second go-between 6 sets up in the top of hollow pile body 2 down, and first go-between 5 bottoms is provided with annular spread groove 51, the top of second go-between 6 is provided with annular connecting block 61, connecting block 61 and second go-between 6 integrated into one piece are fixed, spread groove 51 and connecting block 61 shape looks adaptation, the outer wall of first go-between 5 is provided with the counter bore, bolt group 7 is provided with the multiunit and is ring shape and arranges, bolt group 7 runs through whole connecting block 61 from the counter bore of first go-between 5 one end, run through to the counter bore of the first go-between 5 other end again, two tip of bolt group 7 all inlay locate in the corresponding counter bore in position.
Eight first connecting pieces 9 are pre-buried in the inner wall of annular protrusion 8, and first connecting piece 9 specifically is the bar planting, and interior solid board 3 is formed by four interior arc splices, and just every interior arc is fixed with annular protrusion 8 through two first connecting pieces 9. After the pre-buried first connecting piece 9 of inner wall at annular arch 8, first connecting piece 9 can protrusion in the protruding 8 inner wall of annular, thereby influence the installation of whole interior solid board 3, through with interior solid board 3 fall into a plurality of interior arcs after, it is fixed with the protruding 8 inner wall of annular that loops through first connecting piece 9 in the arc in will alone, a plurality of interior arcs splice into an annular interior solid board 3 again, thereby the purpose that interior solid board 3 and annular arch 8 are connected has been realized to the messenger, the structure is more stable, and is firm.
The outer wall of interior arc is provided with first perforation, and in first perforation was fixed in through the welded mode to the one end of first connecting piece 9, the other end of first connecting piece 9 set up inside annular protrusion 8 through pre-buried mode, and set up and be the crotch form in the inside first connecting piece 9 of annular protrusion 8. The crotch portion of first connecting piece 9 can make first connecting piece 9 be difficult to break away from in the annular is protruding 8 to arc and annular are protruding 8 more stable in making, firmly are connected with annular is protruding 8, the structure is more stable, firm, and simultaneously, first perforation provides better mounted position for the tip of first connecting piece 9, the tip that makes first connecting piece 9 does not have protrusion in the inner wall of this hollow pile, the structure is more firm, it is more convenient to install this hollow pile body.
Eight second connecting pieces 101 are pre-buried on the outer wall of the annular protrusion 8, the second connecting pieces 101 are specifically used for bar planting, the outer fixing plate 4 is formed by splicing four outer arc plates, and each inner arc plate is fixed with the annular protrusion 8 through the two second connecting pieces 101. After the pre-buried second connecting piece 101 of outer wall at annular protrusion 8, second connecting piece 101 can protrusion in the outer wall of annular protrusion 8, thereby influence the installation of whole outer solid board 4, through with outer solid board 4 fall into a plurality of outer arc boards after, it is fixed with the outer wall of annular protrusion 8 to loop through second connecting piece 101 with single outer arc board, a plurality of outer arc boards splice into an annular outer solid board 4 again, thereby the mesh that outer solid board 4 and annular protrusion 8 are connected has been realized to the messenger, the structure is more stable, it is firm.
The outer wall of outer arc plate is provided with the second perforation, and in the second perforation was fixed in through the welded mode to the one end of second connecting piece 101, the other end of second connecting piece 101 set up inside annular protrusion 8 through pre-buried mode, and set up and be the crotch shape in the inside second connecting piece 101 of annular protrusion 8. The crotch portion of second connecting piece 101 can make second connecting piece 101 be difficult to break away from in the annular is protruding 8, thereby make outer arc board more stable, firmly be connected with annular is protruding 8, the structure is more stable, firm, simultaneously, the second is perforated to provide better mounted position for the tip of second connecting piece 101, the tip that makes second connecting piece 101 does not have protrusion in the outer wall of this hollow pile, when sinking this hollow pile to the stake downthehole, this hollow outer wall can laminate each other with the stake hole, the structure is more firm, it is more convenient to install this hollow pile body.
The end parts of the upper hollow pile body 1 and the lower hollow pile body 2 are provided with eight third connecting pieces 102 in a pre-embedded mode, the third connecting pieces 102 are specifically embedded bars, the part, contacting with the annular protrusion 8, of the first connecting ring 5 is connected with the upper hollow pile body 1 through the eight third connecting pieces 102, the part, contacting with the annular protrusion 8, of the first connecting ring 5 is connected with the inner fixing plate 3 and the outer fixing plate 4 is connected with the upper hollow pile body 1 through a welding mode, the part, contacting with the annular protrusion 8, of the second connecting ring 6 is connected with the lower hollow pile body 2 through the eight third connecting pieces 102, and the part, contacting with the inner fixing plate 3 and the outer fixing plate 4, of the second connecting ring 6 is connected with the lower hollow pile body 2 through a welding mode. The connection structure of the first connection ring 5 and the upper hollow pile body 1 is more stable and firm, and the connection structure of the second connection ring 6 and the lower hollow pile body 2 is more stable and firm, so that the first connection ring 5 is not easy to separate from the upper hollow pile body 1, the second connection ring 6 is not easy to separate from the lower hollow pile body 2, and the connection structure between the upper hollow pile body 1 and the lower hollow pile body 2 is more stable and firm.
The end of the third connecting member 102 adjacent to the annular protrusion 8 is bent in a hook shape. The hook portion of the third connecting member 102 can make the third connecting member 102 not easily separate from the ends of the upper hollow pile body 1 and the lower hollow pile body 2, so that the connection structure of the first connecting ring 5 and the second connecting ring 6 with the upper hollow pile body 1 and the lower hollow pile body 2 is more stable and firm, the upper hollow pile body 1 and the lower hollow pile body 2 are more stably and firmly connected together through the first connecting ring 5 and the second connecting ring 6, and the structure is more stable and firm.
A waterproof rubber strip 103 is arranged between the first connecting ring 5 and the second connecting ring 6. After rainwater permeates into the connecting groove 51 and the connecting block 61 through the first connecting ring 5 and the second connecting ring 6, the rainwater corrodes the bolt group 7, so that the structural strength of the bolt group 7 is influenced, the waterproof rubber strip 103 can effectively prevent the rainwater from entering the connecting block 61 to corrode the bolt group 7, and the waterproof effect is good.
The implementation principle of the embodiment is as follows: the difference between the inner diameter and the outer diameter of the annular bulge 8 and the inner diameter of the upper hollow pile body 1 and the inner diameter of the lower hollow pile body 2 provides a better mounting position for the inner fixing plate 3 and the outer fixing plate 4, the annular bulge 8, the inner fixing plate 3 and the outer fixing plate 4 are fixedly connected and are consistent with the sizes of the upper hollow pile body 1 and the lower hollow pile body 2, the overall size of the hollow pile is not changed, meanwhile, the connecting groove 51 on the first connecting ring 5 provides a better mounting position for the connecting block 61 on the second connecting ring 6, after the upper hollow pile body 1 and the lower hollow pile body 2 are connected through the bolt group 7, the head of the bolt group 7 does not protrude out of the outer wall of the hollow pile body, when the hollow pile is sunk into the pile hole, the outer wall of the hollow pile can be mutually attached to the pile hole, the structure of the hollow pile is more stable, and the installation is more convenient; and the structural strength of the inner fixing plate 3 and the outer fixing plate 4 is better, and the structure of the joint of the upper hollow pile body and the lower hollow pile body 2 is more stable and firm.
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. The utility model provides a prestressed reinforcement concrete resistance to plucking hollow pile connection structure which characterized in that includes: an upper hollow pile body (1), a lower hollow pile body (2), an inner fixed plate (3), an outer fixed plate (4), a first connecting ring (5), a second connecting ring (6) and a bolt group (7),
the cross section of the upper hollow pile body (1) and the lower hollow pile body (2) is circular, the end parts of the upper hollow pile body (1) and the lower hollow pile body (2) are coaxially provided with annular protrusions (8), the inner diameters of the annular protrusions (8) are larger than the inner diameters of the upper hollow pile body (1) and the lower hollow pile body (2), the outer diameters of the annular protrusions (8) are smaller than the outer diameters of the upper hollow pile body (1) and the lower hollow pile body (2),
the inner fixed plate (3) is arranged on the inner wall of the annular bulge (8), the outer fixed plate (4) is arranged on the outer wall of the annular bulge (8), the sum of the inner diameter and the outer diameter of the inner fixed plate (3), the outer fixed plate (4) and the annular bulge (8) is consistent with the inner diameter and the outer diameter of the upper hollow pile body (1) and the lower hollow pile body (2),
first go up hollow pile body (1) bottom, second go up hollow pile body (5) and set up in the top of hollow pile body (2) down, just first go up go.
2. The prestressed reinforced concrete uplift hollow pile connection structure according to claim 1, wherein a plurality of first connecting pieces (9) are embedded in the inner wall of the annular protrusion (8), the inner fixing plate (3) is formed by splicing a plurality of inner arc-shaped plates, and the plurality of inner arc-shaped plates are fixed with the annular protrusion (8) through the plurality of first connecting pieces (9).
3. The prestressed reinforced concrete uplift hollow pile connection structure according to claim 2, wherein the outer wall of the inner arc-shaped plate is provided with a first through hole, one end of the first connecting piece (9) is embedded in the first through hole, the other end of the first connecting piece (9) is arranged inside the annular protrusion (8), and the first connecting piece (9) arranged inside the annular protrusion (8) is in a hook shape.
4. The prestressed reinforced concrete uplift hollow pile connection structure according to claim 1, wherein a plurality of second connection members (101) are embedded in the outer wall of the annular protrusion (8), the outer fixing plate (4) is formed by splicing a plurality of outer arc plates, and the plurality of outer arc plates are fixed with the annular protrusion (8) through the plurality of second connection members (101).
5. The prestressed reinforced concrete uplift hollow pile connection structure according to claim 4, wherein the outer wall of the outer arc plate is provided with a second through hole, one end of the second connecting member (101) is embedded in the second through hole, the other end of the second connecting member (101) is arranged inside the annular protrusion (8), and the second connecting member (101) arranged inside the annular protrusion (8) is in a hook shape.
6. The prestressed reinforced concrete uplift hollow pile connection structure according to claim 1, wherein a plurality of third connectors (102) are provided at the end portions of the upper hollow pile body (1) and the lower hollow pile body (2), the first connection ring (5) is connected with the upper hollow pile body (1) through the plurality of third connectors (102), and the second connection ring (6) is connected with the lower hollow pile body (2) through the plurality of third connectors (102).
7. The prestressed reinforced concrete uplift hollow pile connection structure according to claim 6, wherein one end of the third connection member (102) near the annular protrusion (8) is bent in a hook shape.
8. The prestressed reinforced concrete uplift hollow pile connection structure according to claim 1, wherein a waterproof rubber strip (103) is provided between the first connection ring (5) and the second connection ring (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922060620.5U CN211368684U (en) | 2019-11-22 | 2019-11-22 | Prestressed reinforced concrete uplift hollow pile connecting structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922060620.5U CN211368684U (en) | 2019-11-22 | 2019-11-22 | Prestressed reinforced concrete uplift hollow pile connecting structure |
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| Publication Number | Publication Date |
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| CN211368684U true CN211368684U (en) | 2020-08-28 |
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| CN201922060620.5U Active CN211368684U (en) | 2019-11-22 | 2019-11-22 | Prestressed reinforced concrete uplift hollow pile connecting structure |
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