CN207597178U - A kind of cast-in-place light concrete strengthening structure based on spiral steel pile - Google Patents
A kind of cast-in-place light concrete strengthening structure based on spiral steel pile Download PDFInfo
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- CN207597178U CN207597178U CN201721566042.7U CN201721566042U CN207597178U CN 207597178 U CN207597178 U CN 207597178U CN 201721566042 U CN201721566042 U CN 201721566042U CN 207597178 U CN207597178 U CN 207597178U
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Abstract
The utility model discloses a kind of cast-in-place light concrete strengthening structures based on spiral steel pile, belong to concrete strengthening technical field, for solving the problems, such as filling for high-speed railway or the express highway roadbed elevated formation level on abrupt slope.The utility model includes the lightweight concrete for being cast in the potential landslide layer side on former hillside, the lightweight concrete upper end is provided with superstructure, the lightweight concrete is provided with connecting rod close to one end of potential landslide layer, the connecting rod is provided with multiple reversely hung Yong quick connectors, the reversely hung Yong quick connector is connected with spiral steel pile, the utility model can make full use of cast-in-place light concrete density low, height is strong, grade low with construction disturbance can uprightly be poured a little, it is wide using spiral steel pile applicability simultaneously, work surface is small, the advantages that quick construction and good durability, increase the stability on former hillside and the globality on lightweight concrete embankment and former hillside.
Description
Technical field
The utility model is related to concrete strengthening technical field of structures, more particularly to a kind of based on spiral steel pile
Cast-in-place light concrete strengthening structure.
Background technology
With the expansion of the network of communication lines, it will encounter steep slope section builds high-speed railway and highway subgrade the problem of.It is cast-in-place light
Matter concrete has the advantages that light weight, intensity is high, and quick construction, durability are good, is gradually applied as a kind of new packing
To steep slope section high embankment filling, solution conventional fillers weight is big, high cost problem.But lightweight concrete is glued with granular material
It is low to tie power, and easily generates relative settlement, leads to structure water inlet softening, and then generate inside configuration stability and external stability
Problem.Therefore, there is an urgent need to a kind of novel cast-in-place light concrete reinforcements.
Utility model content
The purpose of this utility model is that：To solve the above-mentioned problems, the utility model provides a kind of based on spiral steel pile
Cast-in-place light concrete strengthening structure.
The utility model specifically uses following technical scheme to achieve these goals：
A kind of cast-in-place light concrete strengthening structure based on spiral steel column supporting, which is characterized in that including being cast in original
The lightweight concrete of the potential landslide layer side on hillside, is provided with multiple connecting rods, the connecting rod in the lightweight concrete
On be connected with multiple reversely hung Yong quick connectors, each reversely hung Yong quick connector is connected with the spiral steel pile with helical blade,
Helical blade in the spiral steel pile passes through potential landslide layer.
As preference, the connecting rod is located in the lightweight concrete of potential landslide layer side.
As preference, the lightweight concrete is additionally provided with enhancement layer, the enhancement layer is high-strength TGXG or plating
Zinc metal mesh, the enhancement layer are spaced apart in vertical direction, strong to strengthen the use of lightweight concrete by setting enhancement layer
Degree.
As preference, the connecting rod is provided with multiple barbs, the barb is connected with enhancement layer, the connecting rod
On each reversely hung Yong quick connector be equipped with barb, barb is closely located to reversely hung Yong quick connector, make barb with
The connecting rod that is forced through of enhancement layer junction is evenly transferred in spiral steel pile.
As preference, the spiral steel pile is helical blade type piling bar, a diameter of 50-80mm of the spiral steel pile,
The advantages that spiral steel pile is adaptable wide, work surface is small, quick construction and durability are good.
As preference, the blade of the spiral steel pile passes through potential landslide layer, the spiral steel pile and reversely hung Yong are quick
Connector exceeds lightweight concrete and original hillside contact surface 30-50cm, and potential sliding layer is crossed by the helical blade of spiral steel pile,
Ensure that the stress of lightweight concrete is transmitted to former hillside, it will not being stored in so that spiral steel pile is detached from former mountain due to potential sliding layer
The foundation shakiness phenomenon of lightweight concrete is caused on slope.
As preference, the lightweight concrete uses construction in layer, every layer of lightweight concrete pours 50-80cm, described
Lightweight concrete is constructed using subregion, and length is constructed as 10-15m in longitudinal direction, by construction in layer, enables enhancement layer uniform well
Interval is distributed in inside concrete.
As preference, the lightweight concrete is high-performance foam lightweight concrete, light foam concrete has close
Spend that low, intensity is high, can uprightly pour the advantages such as low with construction disturbance.
As preference, the reversely hung Yong quick connector carries out anchor connection, the bolt with spiral steel pile using bolt
By preservative treatment, enhance the connection of concrete and spiral steel pile so that both reversely hung Yong quick connector and spiral steel column can be altogether
With various stress are undertaken, make lightweight concrete more secured, while installation is quick.
The beneficial effects of the utility model are as follows：
The utility model makes full use of that cast-in-place light concrete density is low, intensity is high, it is low with construction disturbance uprightly to pour
Deng preferably, while using the advantages that spiral steel pile applicability is wide, work surface is small, quick construction and durability are good, increase former mountain
The stability and lightweight concrete embankment on slope and the globality on former hillside.
The problem of lightweight concrete is low with bulk solid structural material cohesive force can be changed in the utility model, reduces architectural difference
Sedimentation, solves issuable internal stability and external stabilization sex chromosome mosaicism.
Description of the drawings
Fig. 1 is the cast-in-place light concrete strengthening sectional schematic diagram based on spiral steel pile supporting of the utility model；
Fig. 2 is the structure diagram of reversely hung Yong quick connector position；
Reference numeral：1- originals hillside, 2- superstructures, 3- spiral steel piles, 4- reversely hung Yong quick connectors, 41- bolts, 5- are light
Matter concrete, 6- enhancement layers, 7- connecting rods, 71- barbs, the potential landslide layers of 8-.
Specific embodiment
In order to which those skilled in the art are better understood from the utility model, below in conjunction with the accompanying drawings with following embodiment to this
Utility model is described in further detail.
The cast-in-place light concrete strengthening structure based on spiral steel column supporting of the utility model, including being cast in former hillside
The lightweight concrete 5 of 1 potential landslide 8 side of layer, is provided with multiple connecting rods 7, the connecting rod in the lightweight concrete 5
Multiple reversely hung Yong quick connectors 4 are connected on 7, each reversely hung Yong quick connector 4 is connected with the spiral steel with helical blade
Stake 3, the helical blade in the spiral steel pile 3 pass through potential landslide layer 8.
As preference, the connecting rod 7 is located in the lightweight concrete 5 of potential landslide 8 side of layer.
As preference, the lightweight concrete 5 is additionally provided with enhancement layer 6, the enhancement layer 6 for high-strength TGXG or
Galvanized metal net, the enhancement layer 6 are spaced apart in vertical direction.
As preference, the connecting rod 7 is provided with multiple barbs 71, the barb 71 is connected with enhancement layer 6, described
Each reversely hung Yong quick connector 4 in connecting rod 7 is equipped with barb 71.
As preference, the spiral steel pile 3 is helical blade type piling bar, a diameter of 50- of the spiral steel pile 3
80mm。
As preference, the blade of the spiral steel pile 3 passes through potential landslide layer 8, the spiral steel pile 3 and reversely hung Yong are fast
Prompt connector 4 is beyond lightweight concrete 5 and original 1 contact surface 30-50cm of hillside.
As preference, the lightweight concrete 5 uses construction in layer, every layer of lightweight concrete 5 pours 50-80cm, institute
It states lightweight concrete 5 to construct using subregion, length is constructed as 10-15m in longitudinal direction.
As preference, the lightweight concrete 5 is high-performance foam lightweight concrete.
As preference, the reversely hung Yong quick connector 4 carries out anchor connection with spiral steel pile 3 using bolt 41.
As preference, the bolt 41 passes through preservative treatment.
As preference, the spiral steel pile 3 is handled by galvanized anticorrosive.
As preference, the spiral steel pile 3 is horizontally disposed.
As preference, the connecting rod 7 is placed in the horizontal direction.
The work progress of the utility model is：The excavation on former hillside 1 is first carried out, is carried out at basis according to relevant design specification
Reason and 5 hanging plate foundation construction of lightweight concrete；Then it carries out related inspection to calculate, finds potential sliding layer 8, then carry out spiral steel pile
During 3 construction, ensure that the blade of spiral steel pile 3 passes through potential sliding layer 8；Then the construction of 5 layering and zoning of lightweight concrete is carried out, when
When the construction of lightweight concrete 5 is to enhancement layer 6,6 laying construction of enhancement layer is carried out；Finally after the completion of the construction of enhancement layer 6, fallen
The construction of hanging 4 position of quick connector, wherein reversely hung Yong quick connector 4 carry out anchor connection with spiral steel pile 3 using bolt 41,
4 preservative treatment of reversely hung Yong quick connector is then carried out, finally carries out the alternating construction of lightweight concrete 5 and enhancement layer 6 again, until
Construction is completed.
The utility model can make full use of that 5 density of cast-in-place light concrete is low, intensity is high, can uprightly pour, construction disturbance
Low advantage, while using the advantages that 3 applicability of spiral steel pile is wide, work surface is small, quick construction, durability are good, increase former
The stability and 5 embankment of lightweight concrete on hillside 1 and the globality on former hillside 1.Changeable lightweight concrete 5 and granular material
The problem of cohesive force is low reduces architectural difference sedimentation, solves inside configuration stability and external stabilization sex chromosome mosaicism.
The preferred embodiment of the above, only the utility model, is not intended to limit the utility model, the utility model
Scope of patent protection be subject to claims, what every specification and accompanying drawing content with the utility model was made is equal
Structure change similarly should be included in the scope of protection of the utility model.
Claims (9)
1. a kind of cast-in-place light concrete strengthening structure based on spiral steel pile, which is characterized in that including being cast in former hillside (1)
Potential landslide layer (8) side lightweight concrete (5), is provided with multiple connecting rods (7), institute in the lightweight concrete (5)
It states and multiple reversely hung Yong quick connectors (4) is connected in connecting rod (7), each reversely hung Yong quick connector (4) is connected with spiral shell
The spiral steel pile (3) of vane piece, the helical blade on the spiral steel pile (3) pass through potential landslide layer (8).
2. the cast-in-place light concrete strengthening structure according to claim 1 based on spiral steel pile, which is characterized in that described
Connecting rod (7) is in the lightweight concrete (5) close to potential landslide layer (8).
3. the cast-in-place light concrete strengthening structure according to claim 1 based on spiral steel pile, which is characterized in that described
Lightweight concrete (5) is additionally provided with enhancement layer (6), and the enhancement layer (6) is high-strength TGXG or galvanized metal net, it is described plus
Strong layer (6) is spaced apart in vertical direction.
4. the cast-in-place light concrete strengthening structure according to claim 3 based on spiral steel pile, which is characterized in that described
Connecting rod (7) is provided with multiple barbs (71), and the barb (71) is connected with enhancement layer (6), every on the connecting rod (7)
One reversely hung Yong quick connector (4) is equipped with barb (71).
5. the cast-in-place light concrete strengthening structure according to claim 1 based on spiral steel pile, which is characterized in that described
Spiral steel pile (3) be helical blade type piling bar, a diameter of 50-80mm of the spiral steel pile (3).
6. the cast-in-place light concrete strengthening structure according to claim 1 based on spiral steel pile, which is characterized in that described
The blade of spiral steel pile (3) passes through potential landslide layer (8), and the spiral steel pile (3) is with reversely hung Yong quick connector (4) beyond lightweight
Concrete (5) and original hillside (1) contact surface 30-50cm.
7. the cast-in-place light concrete strengthening structure according to claim 1 based on spiral steel pile, which is characterized in that described
For lightweight concrete (5) using construction in layer, every layer of lightweight concrete (5) pours 50-80cm, and the lightweight concrete (5) uses
Subregion is constructed, and length is constructed as 10-15m in longitudinal direction.
8. the cast-in-place light concrete strengthening structure according to claim 1 based on spiral steel pile, which is characterized in that described
Lightweight concrete (5) is high-performance foam lightweight concrete.
9. the cast-in-place light concrete strengthening structure according to claim 1 based on spiral steel pile, which is characterized in that described
Reversely hung Yong quick connector (4) carries out anchor connection with spiral steel pile (3) using bolt (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721566042.7U CN207597178U (en) | 2017-11-13 | 2017-11-13 | A kind of cast-in-place light concrete strengthening structure based on spiral steel pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721566042.7U CN207597178U (en) | 2017-11-13 | 2017-11-13 | A kind of cast-in-place light concrete strengthening structure based on spiral steel pile |
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| CN207597178U true CN207597178U (en) | 2018-07-10 |
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| CN201721566042.7U Active CN207597178U (en) | 2017-11-13 | 2017-11-13 | A kind of cast-in-place light concrete strengthening structure based on spiral steel pile |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107761498A (en) * | 2017-11-13 | 2018-03-06 | 固远晨通科技发展有限公司 | A kind of cast-in-place light concrete structure and its construction method based on spiral steel pile |
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2017
- 2017-11-13 CN CN201721566042.7U patent/CN207597178U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107761498A (en) * | 2017-11-13 | 2018-03-06 | 固远晨通科技发展有限公司 | A kind of cast-in-place light concrete structure and its construction method based on spiral steel pile |
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