CN209585024U - A kind of prestressed concrete square pile facilitating welding - Google Patents
A kind of prestressed concrete square pile facilitating welding Download PDFInfo
- Publication number
- CN209585024U CN209585024U CN201822016850.7U CN201822016850U CN209585024U CN 209585024 U CN209585024 U CN 209585024U CN 201822016850 U CN201822016850 U CN 201822016850U CN 209585024 U CN209585024 U CN 209585024U
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- China
- Prior art keywords
- mounting hole
- end plate
- square pile
- prestressed concrete
- main reinforcement
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Abstract
The utility model discloses a kind of prestressed concrete square piles for facilitating welding, belong to tubular pole field, its key points of the technical solution are that including concrete block, being embedded in the reinforcing bar basket assembly of concrete block, be fixedly connected on the end plate at reinforcing bar basket assembly both ends, the end plate offers multiple mounting holes, connection iron bar is interspersed in the mounting hole, the length of the connection iron bar be the length of mounting hole ~ times, solder component is equipped in the mounting hole, the solder component includes solder grain.The utility model has the effect of facilitating being fixedly connected for two butt plates.
Description
Technical field
The utility model relates to pile tube technical fields, more specifically, it relates to a kind of prestressed concrete for facilitating welding
Earthwork stake.
Background technique
Prestressed concrete is to use (load) in the past in component to make up concrete and occur the phenomenon that crack too early,
Give one precompression of concrete in advance, i.e., in the tensile region of concrete, reinforcing bar is carried out tensioning by the method manually reinforced,
Using the retraction force of reinforcing bar, make concrete in tension area in advance by pressure.This precharge pressure stored, when component bear by
External load generate pulling force when, first counteracting concrete in tension zone in precompression, then increase with load, just make concrete by
It draws, which limits the elongation of concrete, delays or crack occur.The pretensioning prestressed concrete of centrifugal forming is hollow
Square pile is a kind of precast pile, have many advantages, such as bearing capacity it is high, it is with short production cycle, save material.The advanced section of its production technology
It learns and mature, arrangement of reinforcement is reasonable, environmental protection and energy saving.
Currently, the Chinese utility model patent that notification number is CN202466578U discloses a kind of permanent seal cooling precast hollow side
Stake, the square pile include steel reinforcement cage, concrete, end plate, and the steel reinforcement cage includes main reinforcement and stirrup, and the stirrup of steel reinforcement cage is in pros
Shape or rectangular with rounded corner R1 or R2 are continuously welded in the main reinforcement, and hollow square pile pile body is square, and quadrangle has
Chamfering, pile body inner hole are circle.
Prior art among the above has the following deficiencies: generally using welding when two square piles are fixed, by two sides
The end plate of stake mutually contradicts, then circumferentially fixed connected positioning plate therebetween, then to two sides in the way of spot welding
Stake carries out positioning welding, then removes positioning plate, is finally fully welded in utilization and fixes the two, and welding manner is complicated, inconvenient.
Utility model content
The utility model aim is to provide a kind of prestressed concrete square pile for facilitating welding.
The utility model to achieve the goals above, provides following technical solution: a kind of prestressing force facilitating welding is mixed
Solidifying earthwork stake including concrete block, is embedded in the reinforcing bar basket assembly of concrete block, is fixedly connected on the end at reinforcing bar basket assembly both ends
Plate, the end plate offer multiple mounting holes, connection iron bar are interspersed in the mounting hole, the length of the connection iron bar is peace
The length in dress hole ~ times, solder component is equipped in the mounting hole, the solder component includes solder grain.
By using above-mentioned technical proposal, when two square tubes are connected, connection iron bar is made to be placed through another square pile end plate
In mounting hole, then using electromagnetic induction principle heating end plate, connection iron bar and solder grain, weld together three, into
And facilitate being fixedly connected for two butt plates.
The utility model is further arranged to: the solder component further includes tin shell, the tin shell it is cylindrical and its
The spliced eye that iron bar is adapted to coaxially is offered and connect, offers accommodating cavity, the solder grain in the side wall of the tin shell
In accommodating cavity.
By using above-mentioned technical proposal, solder grain is wrapped up using tin shell, prevents solder grain from leaking out from mounting hole,
And it avoids solder grain from being adapted to connection iron bar with spliced eye to impact.
The utility model is further arranged to: the inner wall of the hole installing coaxially offers internal screw thread.
Spiral shell can be utilized when applying tensile stress to the first main reinforcement and the second main reinforcement by using above-mentioned technical proposal more
End plate is fixedly connected by bolt with the equipment for applying tensile stress, and end plate is facilitated to connect with the equipment for applying tensile stress.
The utility model is further arranged to: the tin shell outer wall offers the outer spiral shell being adapted to the internal screw thread of mounting hole
Line.
It by using above-mentioned technical proposal, is threadedly connected to tin shell in mounting hole, prevents in transportational process, tin shell is from end
It is fallen in plate.
The utility model is further arranged to: the end plate side wall opens up multiple gas vents being connected to mounting hole.
By using above-mentioned technical proposal, what is generated when solder grain and tin shell fusion welding is discharged using gas vent is useless
Gas prevents exhaust residual in forming bubble in mounting hole, reduces the welded fastness of exhaust gases.
The utility model is further arranged to: the reinforcing bar basket assembly includes the first steel reinforcement cage and the second steel reinforcement cage, described
First steel reinforcement cage includes four first main reinforcements arranged in parallel and the first stirrup for being helically wound around the first main reinforcement, four institutes
State that the first main reinforcement is circumferentially fixed to be connected in the first stirrup, second steel reinforcement cage includes four arranged in parallel second main
Muscle and the second stirrup for being helically wound around the second main reinforcement, four second main reinforcements are circumferentially fixed to be connected in the second stirrup, institute
It states end plate and offers eight through-holes passed through for the first main reinforcement and the second main reinforcement, first main reinforcement and the second main reinforcement both ends are solid
Surely it is connected with convex block, the end plate offers eight counter sinks being adapted to convex block.
By using above-mentioned technical proposal, the first main reinforcement and the second main reinforcement are placed through in through-hole, make convex block and counter sink
Bottom wall contradicts, and facilitates the connection of the first main reinforcement and the second main reinforcement and end plate.
The utility model is further arranged to: the mounting hole is connected to through-hole, and the diameter of the mounting hole is greater than or waits
In the diameter of counterbore.
By using above-mentioned technical proposal, when installation, the first main reinforcement and the second main reinforcement are passed through into end plate from mounting hole, then
First main reinforcement and the second main reinforcement are moved in through-hole, so that the bottom wall of convex block and counter sink be made to contradict, further facilitate first
The connection of main reinforcement and the second main reinforcement and end plate.
The utility model is further arranged to: chamfering is equipped between the adjacent two side walls of the concrete block.
By using above-mentioned technical proposal, eliminated using chamfering to the stress between the adjacent two side walls of concrete block,
The rib between adjacent two side walls is avoided to damage.
In conclusion the utility model has the following beneficial effects:
First, being placed through connection iron bar in the mounting hole of another square pile end plate when two square tubes are connected, then utilizing
Electromagnetic induction principle heats end plate, connection iron bar and solder grain, welds together three, and then facilitate consolidating for two butt plates
Fixed connection；
Second, end plate offers eight through-holes passed through for the first main reinforcement and the second main reinforcement, the mounting hole being connected to through-hole
And the counter sink being adapted to convex block, the first main reinforcement and the second main reinforcement both ends are fixedly connected to convex block, it is main by first when installation
Muscle and the second main reinforcement pass through end plate from mounting hole, and then the first main reinforcement and the second main reinforcement are moved in through-hole, thus make convex block with
The bottom wall of counter sink contradicts, and further facilitates the connection of the first main reinforcement and the second main reinforcement and end plate；
Third, increasing the structural strength of square pile using the structure of bi-steel cage.
Detailed description of the invention
Fig. 1 is the perspective view of the present embodiment；
Fig. 2 is the sectional view that the present embodiment is used to show reinforcing bar basket assembly；
Fig. 3 is the structural schematic diagram that the present embodiment is used to show end plate；
Fig. 4 is the sectional view that the present embodiment is used to show solder component.
Appended drawing reference: 1, concrete block；11, central through hole；2, reinforcing bar basket assembly；21, the first steel reinforcement cage；211, first is main
Muscle；212, the first stirrup；22, the second steel reinforcement cage；221, the second main reinforcement；222, the second stirrup；23, convex block；3, end plate；31, lead to
Hole；32, counter sink；33, mounting hole；331, gas vent；4, solder component；41, tin shell；411, spliced eye；412, accommodating cavity；
42, solder grain；43, iron bar is connected；431, groove.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
A kind of pre-stressed concrete hollow square stake, as shown in Figure 1, including concrete block 1, being embedded in steel in concrete block 1
Muscle basket assembly 2 and the end plate 3 for being fixedly connected on 2 both ends of reinforcing bar basket assembly.1 section of concrete block is square, 1 edge of concrete block
Its length direction is offered the perforative central through hole 11 in both ends, and central through hole 11 is located at the center of concrete block 1.Coagulation
It is equipped with chamfering between the adjacent two side walls of soil block 1, is eliminated using chamfering to answering between the adjacent two side walls of concrete block 1
Power avoids the rib between adjacent two side walls from damaging.
As shown in Fig. 2, reinforcing bar basket assembly 2 includes being in the first steel reinforcement cage 21 and the second steel reinforcement cage 22.First steel reinforcement cage 21 packet
It includes four first main reinforcements 211 arranged in parallel and is helically wound around the first stirrup 212 of the first main reinforcement 211, four first
Main reinforcement 211 is circumferentially fixed to be connected in the first stirrup 212, and four the first main reinforcements 211 are at the rib of concrete block 1.The
Two steel reinforcement cages 22 include four second main reinforcements 221 arranged in parallel and the second stirrup for being helically wound around the second main reinforcement 221
222, four the second main reinforcements 221 are circumferentially fixed to be connected in the second stirrup 222, and 21 diameter of the first steel reinforcement cage is greater than the second steel reinforcement cage
22 diameters and the second steel reinforcement cage 22 is coaxially placed through in the first steel reinforcement cage 21, the angle of the first steel reinforcement cage 21 and the second steel reinforcement cage 22
45 ° of deviation of degree.First main reinforcement 211 and the second main reinforcement 221 are in the arrangement of squarish on square pile radial section, to utilize two
The steel reinforcement cage of a columnar steel reinforcement cage composition square pile, and then facilitate the production of steel reinforcement cage, the production difficulty of steel reinforcement cage is reduced,
And it is arranged using bi-steel cage, increases the structural strength of square pile.
As shown in figure 3, end plate 3 has two pieces and is respectively fixedly connected in the both ends of reinforcing bar basket assembly 2.End plate 3 offers
Eight through-holes 31 passed through for the first main reinforcement 211 and the second main reinforcement 221, end plate 3 is offered to sink with what through-hole 31 was arranged coaxially
Head bore 32, end plate 3 offer eight mounting holes being connected to through-hole 31 33, and the diameter of mounting hole 33 is greater than or equal to counter sink 32
Diameter.First main reinforcement 211 and 221 both ends of the second main reinforcement are fixedly connected to the convex block 23 being adapted to counter sink 32.Peace turns end
When plate 3 and reinforcing bar basket assembly 2, the first main reinforcement 211 and the second main reinforcement 221 are passed through into end plate 3 from mounting hole 33, then the first main reinforcement
211 and second main reinforcement 221 be moved in through-hole 31, so that the bottom wall of convex block 23 and counter sink 32 be made to contradict, further facilitate the
The connection of one main reinforcement 211 and the second main reinforcement 221 and end plate 3.Prestressed concrete pipe pile need after casting concrete and
Its more application of reinforcing bar basket assemblies 2 tensile stress before solidifying.It is fixedly connected, pacifies with end plate 3 in order to facilitate the equipment for applying tensile stress
Dress 33 inner wall of hole coaxially offers internal screw thread.End plate 3 is fixedly connected with the equipment for applying tensile stress using bolt, to apply
The equipment of tensile stress applies pulling force to the first main reinforcement 211 and the second main reinforcement 221 by end plate 3.
As shown in figure 4, installing solder component 4 in mounting hole 33 after tensile stress applies.Solder component 4 includes tin
Shell 41 and solder grain 42.Tin shell 41 is cylindrical and it coaxially offers spliced eye 411, offers in the side wall of tin shell 41
Accommodating cavity 412, solder grain 42 are located in accommodating cavity 412.41 outer wall of tin shell offers suitable with the internal screw thread of mounting hole 33
The external screw thread matched is threadedly connected to tin shell 41 in mounting hole 33, prevents in transportational process, and tin shell 41 is fallen out from end plate 3
Come.Connection iron bar 43 is interspersed in the spliced eye 411 of square pile one end end plate 3, connection 43 side wall of iron bar offers several grooves
431, the length of connection iron bar 43 is 2 times of the length of mounting hole 33.When two square tubes are connected, it is placed through connection iron bar 43
In 41 spliced eye 411 of tin shell of another square pile end plate 3, end plate 3, connection iron bar are then heated in the way of electromagnetic induction principle
43, tin shell 41 and solder grain 42, make four to weld together, and then facilitate being fixedly connected for two butt plates 3.3 side wall of end plate
Multiple gas vents 331 being connected to mounting hole 33 are opened up, solder grain 42 and 41 fusion welding of tin shell is discharged using gas vent 331
When the exhaust gas that generates, prevent exhaust residual in forming bubble in mounting hole 33, reduce the welded fastness of exhaust gases.
The implementation principle of the present embodiment are as follows: 21 diameter of the first steel reinforcement cage is greater than 22 diameter of the second steel reinforcement cage and the two is in same
Axis setting, makes the first main reinforcement 211 and the second main reinforcement 221 in side by 45 ° of angular deviation of the first steel reinforcement cage 21 and the second steel reinforcement cage 22
It is in the arrangement of squarish on stake radial section, thus using the steel reinforcement cage of two columnar steel reinforcement cage composition square piles, in turn
The production for facilitating steel reinforcement cage is reduced the production difficulty of steel reinforcement cage, and is arranged using bi-steel cage, and the structure of square pile is increased
Intensity.
When two square tubes are connected, it is placed through connection iron bar 43 in 41 spliced eye 411 of tin shell of another square pile end plate 3,
Then using electromagnetic induction principle heating end plate 3, connection iron bar 43, tin shell 41 and solder grain 42, weld together three,
And then facilitate being fixedly connected for two butt plates 3.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (8)
1. a kind of prestressed concrete square pile for facilitating welding, including concrete block (1), it is embedded in the reinforcing bar of concrete block (1)
Basket assembly (2), the end plate (3) for being fixedly connected on reinforcing bar basket assembly (2) both ends, it is characterised in that: the end plate (3) offers more
A mounting hole (33), the mounting hole (33) is interior to be interspersed with connection iron bar (43), and the length of connection iron bar (43) is installation
1 ~ 2 times of the length in hole (33), the mounting hole (33) is interior to be equipped with solder component (4), and the solder component (4) includes solder
Grain (42).
2. a kind of prestressed concrete square pile for facilitating welding according to claim 1, it is characterised in that: the solder group
Part (4) further includes tin shell (41), and the tin shell (41) is cylindrical and it coaxially offers and connect iron bar (43) adaptation
Spliced eye (411) offers accommodating cavity (412) in the side wall of the tin shell (41), and the solder grain (42), which is located at, to be accommodated
In cavity (412).
3. a kind of prestressed concrete square pile for facilitating welding according to claim 2, it is characterised in that: the mounting hole
(33) inner wall coaxially offers internal screw thread.
4. a kind of prestressed concrete square pile for facilitating welding according to claim 3, it is characterised in that: the tin shell
(41) outer wall offers the external screw thread being adapted to the internal screw thread of mounting hole (33).
5. a kind of prestressed concrete square pile for facilitating welding according to claim 4, it is characterised in that: the end plate
(3) side wall opens up multiple gas vents (331) being connected to mounting hole (33).
6. a kind of prestressed concrete square pile for facilitating welding according to claim 5, it is characterised in that: the steel reinforcement cage
Component (2) includes the first steel reinforcement cage (21) and the second steel reinforcement cage (22), and first steel reinforcement cage (21) includes four and is parallel to each other
The first main reinforcement (211) for being arranged and the first stirrup (212) for being helically wound around the first main reinforcement (211), four first main reinforcements
(211) circumferentially fixed to be connected in the first stirrup (212), second steel reinforcement cage (22) includes four arranged in parallel the
Two main reinforcements (221) and the second stirrup (222) for being helically wound around the second main reinforcement (221), four second main reinforcements (221) are circumferential
It is fixedly connected in the second stirrup (222), the end plate (3) offers eight and supplies the first main reinforcement (211) and the second main reinforcement (221)
The through-hole (31) passed through, first main reinforcement (211) and the second main reinforcement (221) both ends are fixedly connected to convex block (23), described
End plate (3) offers eight counter sinks (32) being adapted to convex block (23).
7. a kind of prestressed concrete square pile for facilitating welding according to claim 6, it is characterised in that: the mounting hole
(33) it is connected to through-hole (31), the diameter of the mounting hole (33) is greater than or equal to the diameter of counterbore.
8. a kind of prestressed concrete square pile for facilitating welding according to claim 7, it is characterised in that: the concrete
Chamfering is equipped between the adjacent two side walls of block (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822016850.7U CN209585024U (en) | 2018-12-03 | 2018-12-03 | A kind of prestressed concrete square pile facilitating welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822016850.7U CN209585024U (en) | 2018-12-03 | 2018-12-03 | A kind of prestressed concrete square pile facilitating welding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209585024U true CN209585024U (en) | 2019-11-05 |
Family
ID=68349511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822016850.7U Expired - Fee Related CN209585024U (en) | 2018-12-03 | 2018-12-03 | A kind of prestressed concrete square pile facilitating welding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209585024U (en) |
-
2018
- 2018-12-03 CN CN201822016850.7U patent/CN209585024U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191105 Termination date: 20201203 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |