CN209179027U - Bracing formula pile beam slab props up fender system - Google Patents

Bracing formula pile beam slab props up fender system Download PDF

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Publication number
CN209179027U
CN209179027U CN201821795653.3U CN201821795653U CN209179027U CN 209179027 U CN209179027 U CN 209179027U CN 201821795653 U CN201821795653 U CN 201821795653U CN 209179027 U CN209179027 U CN 209179027U
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China
Prior art keywords
batter post
friction pile
crossbeam
pile
sawtooth
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CN201821795653.3U
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Chinese (zh)
Inventor
蒋先念
田贵维
汪金才
彭开林
梁峰
任鸿凌
陈卫
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Chongqing Geology And Mineral Exploration And Development Bureau 208 Hydrogeology Engineering Geology Team (chongqing Geological Disaster Prevention Engineering Exploration And Design Institute)
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Chongqing Geology And Mineral Exploration And Development Bureau 208 Hydrogeology Engineering Geology Team (chongqing Geological Disaster Prevention Engineering Exploration And Design Institute)
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Priority to CN201821795653.3U priority Critical patent/CN209179027U/en
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Abstract

The utility model discloses an inclined strut type pile beam plate retaining system, which comprises an anti-slide pile and a retaining plate, wherein the back mountain side of the anti-slide pile is provided with an inclined column and a cross beam; the inclined column is of a structure that reinforced concrete is sleeved with steel pipes in an outer mode, the reinforced concrete is poured in an underground and an above-ground sectional mode and is connected into a whole, the sleeved steel pipes are installed in an underground and an above-ground sectional mode and are welded into a whole, embedded steel bars are arranged at joints of the anti-slide pile and the inclined column and are connected after concrete pouring is combined, the upper end of the inclined column abuts against the middle upper portion of the anti-slide pile, and the lower end of the inclined column is inserted into the ground; the crossbeam is horizontally connected between the anti-slide pile and the oblique column, and the two ends of the crossbeam are respectively connected with the anti-slide pile and the oblique column by adopting bar planting and combining concrete pouring, and form a triangle with the anti-slide pile and the oblique column. The batter post, the crossbeam and the anti-slide pile enclose a triangle, and the triangle structure has strong stability and is suitable for landslide and side slope engineering with larger thrust.

Description

A kind of diagonal-bracing type stake beam slab supporting and retaining system system
Technical field
The utility model relates to support engineering of cutting slope technical fields, are suitable for the biggish landslide of thrust and slope supporting.
Background technique
The primary structure form that existing side slope carries out supporting and retaining system is: being arranged at intervals with friction pile, adjacent antiskid along side slope or so It is provided with breast boards between stake, there are joining section in the left and right ends of breast boards with corresponding friction pile.The top of friction pile, earth-retaining The top of plate is flushed with bench crest, the bottom end of friction pile, the bottom end of breast boards reach ground line hereinafter, and friction pile be located at ground Upper thread length below is greater than breast boards and is located at ground line length below.
The structure can play the role of supporting and retaining system to landslide, side slope to a certain extent;But it finds in actual application, by It is poor in the retaining structure self stability, the biggish landslide of thrust and slope project can not be suitable for, it is hidden to constitute greatly safety Suffer from.
Utility model content
The utility model is intended to provide a kind of stronger landslide of self stability and slope supporting system, can be suitably used for thrust Biggish landslide and slope project.
For this purpose, the technology employed by the present utility model is a kind of diagonal-bracing type stake beam slab supporting and retaining system system, including along side slope The spaced friction pile in left and right is provided with breast boards between adjacent friction pile, and the back versant of every friction pile is equipped with one Batter post and a crossbeam;The batter post uses the structure of armored concrete outer steel pipe, and armored concrete uses underground, ground Segmented is poured and is linked together, and the steel pipe of housing is using underground, the installation of ground segmented and integrally welded, friction pile and tiltedly It is provided with embedded bar at column joint and realizes connection after combining concreting, on the upper end of batter post is against in friction pile Underground is inserted into the lower end in portion, batter post;The crossbeam is connected horizontally between friction pile and batter post, and plant is respectively adopted in the both ends of crossbeam Muscle is simultaneously connected in conjunction with concreting with friction pile, batter post, and surrounds triangle with friction pile, batter post.
As a preferred embodiment of the above solution, the crossbeam must not upper thread above Ground, the both ends of crossbeam are separately connected friction pile, tiltedly The waist of column.Crossbeam is embedded in underground, and stability is more preferable, and the bearing capacity of corresponding diagonal-bracing type stake beam slab supporting and retaining system system is also more preferable.
Further preferably, sawtooth is dug at the back versant of the friction pile, the position connecting with batter post, and after chisel Thickness of protection tier L1 be not less than 3.5cm, the face A of sawtooth and the central axis of batter post, in the face B of sawtooth and batter post Heart line is parallel, is provided with billet on the face A of sawtooth, is provided on each sawtooth of friction pile and passes perpendicularly through billet The embedded bar, the length of embedded bar are not less than 1m, the sawtooth, billet, embedded bar be used as together friction pile with Batter post connector is poured.It is carried out at the position that friction pile is connect with batter post using the sawtooth of chisel in advance and combination embedded bar Concreting, and the thickness of protection tier after chisel is limited, it not only can guarantee structural strength of the friction pile certainly at chisel tooth, but also It can ensure that and be reliably connected with batter post;The billet added simultaneously, can effectively prevent stress at contact position and cross senior general's sawtooth Teeth crushing, further improves the connection reliability of friction pile and batter post.
Further preferably, the cross section of the friction pile is rectangle, and batter post is cylinder, and the diameter of batter post is not greater than anti- The angle of 0.8 times of sliding pile width, batter post and horizontal plane is 45~60 °, and batter post distance L3 at the top of friction pile is friction pile The 1/4~1/2 of cantilever segment length L4, the cross section horizontal beam Alto be it is rectangular, hem width is consistent with the diameter of batter post.Limit the diameter of batter post Be not greater than 0.8 times of anti-slide pile width, make batter post obtain the left and right side of two sides and friction pile there are safe edge away from, prevent using In the process, it is destroyed at the link position of batter post and friction pile by shearing force.
The utility model has the beneficial effects that adding batter post and crossbeam on the basis of existing slope supporting structure, make tiltedly Column, crossbeam and friction pile surround triangle, using the supporting role of batter post, the effective anti-slippery effect for improving friction pile;Triangle Shape structure self stability is strong, is suitable for the biggish landslide of thrust and slope project.
Detailed description of the invention
Fig. 1 is the side view of diagonal-bracing type stake beam slab supporting and retaining system system.
Fig. 2 is the front view of diagonal-bracing type stake beam slab supporting and retaining system system.
Fig. 3 is the state that batter post, crossbeam and friction pile surround triangle.
Fig. 4 is the portion the A perspective view of Fig. 3.
Fig. 5 is the portion the B perspective view of Fig. 3.
Specific embodiment
By way of example and in conjunction with the accompanying drawings, the utility model is described in further detail:
As Figure 1-Figure 5, a kind of diagonal-bracing type stake beam slab supporting and retaining system system, mainly by friction pile 1, breast boards 2, batter post 3, Crossbeam 4 forms.Friction pile 1, batter post 3, crossbeam 4 are arranged in a one-to-one correspondence, and the quantity of breast boards 2 one fewer than the quantity of friction pile 1.
Friction pile 1 is provided with breast boards 2 between setting, adjacent friction pile 1 between left and right along side slope.The left and right of breast boards 2 There is joining section at both ends with corresponding friction pile 1.The top of friction pile 1, the top of breast boards 2 are flushed with bench crest, friction pile 1 Bottom end, breast boards 2 bottom end reach ground line hereinafter, and friction pile 1 be located at ground line length below greater than breast boards 2 Positioned at ground line length below.Described above consistent with existing structure, details are not described herein.
The back versant of every friction pile 1 is equipped with a batter post 3 and a crossbeam 4.Batter post 3 uses armored concrete housing The structure of steel pipe.Armored concrete is poured using two-part, and every section is separately provided steel reinforcement cage, and underground, ground segmented pour simultaneously It is linked together;The steel pipe of housing using underground, ground segmented installation and it is integrally welded.
Friction pile 1 and 3 joint of batter post are provided with embedded bar 5 and realize connection after combining concreting, batter post 3 Upper end is against the middle and upper part of friction pile 1, and underground is inserted into the lower end of batter post 3;Crossbeam 4 be connected horizontally on friction pile 1 and batter post 3 it Between, the both ends of crossbeam 4 are respectively adopted bar planting and are connected with friction pile 1, batter post 3 in conjunction with concreting, and with friction pile 1, oblique Column 3 surrounds triangle.
Preferably, crossbeam 4 must not be separately connected the waist of friction pile 1, batter post 3 in upper thread, the both ends of crossbeam 4 above Ground.
In conjunction with shown in Fig. 3, Fig. 4, sawtooth is dug at the back versant of friction pile 1, the position connecting with batter post 3.After chisel Thickness of protection tier L1 be not less than 3.5cm, that is, dig after residual concrete apart from friction pile 1 back versant reinforcing bar 1a distance Not less than 3.5cm.Sawtooth is divided into the face A and the face B, the face A of sawtooth and the central axis of batter post 3, the face B and the batter post 3 of sawtooth Centerline parallel.It is provided with billet 6 on the face A of sawtooth, is provided on each sawtooth of friction pile 1 and passes perpendicularly through steel pad The embedded bar 5 of plate 6, the length of embedded bar 5 are not less than 1m, and sawtooth, billet 6, embedded bar 5 are used as friction pile 1 together It is poured with 3 connector of batter post.
In addition, the cross section of friction pile 1 is rectangle, batter post 3 is cylinder, and the diameter of batter post 3 is not greater than 1 width of friction pile 0.8 times, the angle of batter post 3 and horizontal plane, which is 45~60 °, to be advisable, and batter post 3 is friction pile 1 with 1 top distance L2 of friction pile The 1/4~1/2 of cantilever segment length L3,4 cross section Alto of crossbeam be it is rectangular, hem width is consistent with the diameter of batter post 3.Friction pile 1 it is total The sum of a length of cantilever segment length L3 and build-in segment length L4.
A kind of construction method of above-mentioned diagonal-bracing type stake beam slab supporting and retaining system system, constructs according to the following steps:
(A) friction pile and bulkhead construction, except before friction pile casting concrete be arranged embedded bar in addition to, remaining with it is existing Form of construction work it is consistent;
(B) batter post steel reinforcement cage underground section makes respectively with ground upper section;
(C) underground section of batter post pore-forming and outer steel pipe is embedded;
(D) lifting of batter post steel reinforcement cage underground section;
(E) below ground batter post casting concrete and maintenance;
(F) crossbeam and batter post, friction pile connection construction, including bar planting, reinforced concrete construction;
(G) batter post ground above section is constructed, the welding of ground upper section and underground section including batter post outer steel pipe, batter post steel Muscle cage upper section lifting, casting concrete and maintenance;
(H) friction pile back versant digs sawtooth;
(I) billet, batter post and antiskid stake body is laid to connect.

Claims (4)

1. a kind of diagonal-bracing type stake beam slab supporting and retaining system system, including along the spaced friction pile of side slope or so (1), adjacent friction pile (1) breast boards (2) are provided between, it is characterised in that: the back versant of every friction pile (1) is equipped with a batter post (3) and one Root crossbeam (4);The batter post (3) uses the structure of armored concrete outer steel pipe, and armored concrete is divided using underground, on the ground Segmentation is poured and is linked together, the steel pipe of housing using underground, the installation of ground segmented and integrally welded, friction pile (1) with Batter post (3) joint is provided with embedded bar (5) and realizes connection after combining concreting, and the upper end of batter post (3) is against anti- Underground is inserted into the lower end of the middle and upper part of sliding pile (1), batter post (3);The crossbeam (4) is connected horizontally on friction pile (1) and batter post (3) Between, the both ends of crossbeam (4) are respectively adopted bar planting and are connected with friction pile (1), batter post (3) in conjunction with concreting, and with resist Sliding pile (1), batter post (3) surround triangle.
2. diagonal-bracing type stake beam slab supporting and retaining system system described in accordance with the claim 1, it is characterised in that: the crossbeam (4) must not be higher than Ground line, the both ends of crossbeam (4) are separately connected the waist of friction pile (1), batter post (3).
3. diagonal-bracing type stake beam slab supporting and retaining system system according to claim 1 or 2, it is characterised in that: in the friction pile (1) Versant is carried on the back, sawtooth is dug at the position connecting with batter post (3), and the thickness of protection tier L1 after chisel is not less than 3.5cm, saw The face A of tooth and the central axis of batter post (3), the face B of sawtooth and the centerline parallel of batter post (3), are arranged on the face A of sawtooth There are billet (6), the embedded bar (5) for passing perpendicularly through billet (6) be provided on each sawtooth of friction pile (1), The length of embedded bar (5) is not less than 1m, and the sawtooth, billet (6), embedded bar (5) are together as friction pile (1) and oblique Column (3) connector is poured.
4. diagonal-bracing type stake beam slab supporting and retaining system system described in accordance with the claim 3, it is characterised in that: the friction pile (1) it is transversal Face is rectangle, and batter post (3) is cylinder, and the diameter of batter post (3) is not greater than 0.8 times of friction pile (1) width, batter post (3) and water The angle of plane is 45~60 °, and batter post (3) distance L3 at the top of friction pile (1) is the 1/ of friction pile (1) cantilever segment length L4 4~1/2, crossbeam (4 cross sections) Alto be it is rectangular, hem width is consistent with the diameter of batter post (3).
CN201821795653.3U 2018-11-01 2018-11-01 Bracing formula pile beam slab props up fender system Active CN209179027U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109281324A (en) * 2018-11-01 2019-01-29 重庆市地质矿产勘查开发局208水文地质工程地质队(重庆市地质灾害防治工程勘查设计院) Inclined strut type pile beam plate retaining system and construction method
CN116641401A (en) * 2023-05-24 2023-08-25 广东华茂水电生态集团有限公司 Anti-slide pile for slope support

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109281324A (en) * 2018-11-01 2019-01-29 重庆市地质矿产勘查开发局208水文地质工程地质队(重庆市地质灾害防治工程勘查设计院) Inclined strut type pile beam plate retaining system and construction method
CN116641401A (en) * 2023-05-24 2023-08-25 广东华茂水电生态集团有限公司 Anti-slide pile for slope support

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