CN208701714U - A kind of high slope friction pile and retaining wall combined retaining structure - Google Patents
A kind of high slope friction pile and retaining wall combined retaining structure Download PDFInfo
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- CN208701714U CN208701714U CN201821271232.0U CN201821271232U CN208701714U CN 208701714 U CN208701714 U CN 208701714U CN 201821271232 U CN201821271232 U CN 201821271232U CN 208701714 U CN208701714 U CN 208701714U
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- retaining wall
- friction pile
- reinforcing bar
- retaining
- high slope
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Abstract
The utility model discloses a kind of high slope friction pile and retaining wall combined retaining structures, it is related to retaining wall field, aiming at the problem that single retaining wall is difficult to supporting high slope landform, provide following technical scheme, friction pile including going deep into hard soil layer, friction pile includes fixed part and cantilever portion, retaining wall is equipped between adjacent friction pile, there are slip casting gaps for retaining wall two sides and friction pile, cantilever portion is equipped with the first connection reinforcing bar, retaining wall is equipped with the second connection reinforcing bar, and friction pile and breast boards are equipped with the reinforcing steel plate being placed on slip casting gap.The pressure of slopes is resisted to the anchorage effect of friction pile by soil layer, make the connection between friction pile and retaining wall more firm by the first connection reinforcing bar and the second connection reinforcing bar, high-intensitive concrete and binder is filled in slip casting gap to guarantee the intensity of friction pile and retaining wall junction and make stable connection, strengthen the load that steel plate resists horizontal direction by lid, improves the stress-bearing capability of junction.
Description
Technical field
The utility model relates in particular to a kind of high slope friction pile and retaining wall combined retaining structures.
Background technique
Retaining wall is to bear soil pressure load for supporting Roadbed Soil or the hillside soil body, prevents from banketing or soil deformation
The structure of unstability.It is widely applied in the engineerings such as highway and urban road, and setting retaining wall can reach stable slight slope, reduces
Fill out the effect of earth excavation.Common retaining wall has gravity retaining wall, cantilever retaining wall, tie rod anchored retaining wall, reinforced earth gear
Cob wall, soil nail wall etc..Retaining wall is divided into road shoulder wall, embankment wall, cutting wall etc. by setting position again.
When in face of higher-height side slope, common retaining wall is since structure limits, according to regulation highest no more than 15m
Height, and high slope landform is relatively bigger to the pressure of retaining wall, and single retaining wall structure is when facing high slope situation
The stability of edge slope structure is not can guarantee.
Utility model content
The purpose of the utility model is to provide a kind of high slope friction pile and retaining wall combined retaining structures, have side slope
The good advantage of support protecting effect.
The above-mentioned technical purpose of the utility model has the technical scheme that a kind of high slope friction pile
With retaining wall combined retaining structure, including several friction piles for going deep into hard soil layer being arranged along roadbed direction, the friction pile
Cantilever portion including fixed part located underground and ground is equipped with retaining wall, institute between the cantilever portion of the adjacent friction pile
Retaining wall two sides and friction pile are stated there are slip casting gap, the cantilever portion is equipped with several first connection steel close to retaining wall side
Muscle, the retaining wall are equipped with several the second connection reinforcing bars corresponding with the first connection reinforcing bar, the antiskid close to cantilever portion side
Stake is equipped with the reinforcing steel plate being placed on slip casting gap with retaining wall.
By using above-mentioned technical proposal, friction pile is penetrated inside slopes until hard soil layer part, fights soil layer
Sliding pile generates anchorage effect, so that friction pile and the stable connection of slopes to be to resist the pressure of slopes, due to friction pile stake bottom depth
Enter in hard soil layer, therefore friction pile is able to bear the load of biggish vertical direction, is arranged between two adjacent friction piles
Retaining wall makes the connection between friction pile and retaining wall more steady by fixing the first connection reinforcing bar and the second connection reinforcing bar
Gu filling high-intensitive concrete and binder in the slip casting gap between friction pile and retaining wall guarantees friction pile and earth-retaining
The intensity of wall junction simultaneously makes stable connection, resists the horizontal direction of junction by the reinforcing steel plate being placed on slip casting gap
Load improves the stress-bearing capability of junction, by the friction pile and retaining wall combined retaining structure strengthened layer by layer, substantially increases
Slope texture in the case of high slope.
The further setting of the utility model, the side wall fitting that the first connection reinforcing bar connect reinforcing bar with second are arranged.
By using above-mentioned technical proposal, the first connection reinforcing bar is connect reinforcing bar fitting with second and is arranged, it is convenient to first
Connection reinforcing bar connect reinforcing bar with second and is bound and welded operation, make the first connection reinforcing bar with second connect reinforcing bar connect and
At overall structure arrangement more closely, be not susceptible to it is opposite slide, improve the stable connection between retaining wall and friction pile
Property.
The further setting of the utility model is connected with coupling beam between the fixed part of the friction pile.
By using above-mentioned technical proposal, toward in the past independent role when single friction pile resists slopes pressure, to slopes
The upper limit of the resistance of pressure is not high, and when being acted between different friction piles by different pressure, what friction pile occurred
Relative displacements etc., the retaining wall being arranged between friction pile easily deform, and by the way that coupling beam is arranged between friction pile, make
An entirety is connected between adjacent friction pile, improves the entire compression ability of friction pile, and makes to be difficult to send out between friction pile
Raw dislocation, improves the safety of retaining wall.
The further setting of the utility model, the anchor pole being embedded in the retaining wall inside insertion slopes, the anchor pole
It is interior be equipped with slip casting channel, the anchor pole outer wall be equipped with slip casting channel together with slurry outlet.
By using above-mentioned technical proposal, it is embedded with anchor pole in retaining wall, is made by the friction inside anchor pole and slopes
With slopes are resisted to the pressure of retaining wall, the bearing capacity of retaining wall is improved, the thickness of retaining wall can be set more light
It is thin, cost is saved, slip casting channel and slurry outlet are opened up in anchor pole, so that concrete flows into the coating near anchor pole, is improved
Soil layer intensity at anchor pole, keeps the connection of anchor pole and soil layer more stable, further improves the anti-pressure ability of retaining wall.
The further setting of the utility model, the friction pile two sides opposite with retaining wall are embedded with L-type steel muscle.
By using above-mentioned technical proposal, filling gap between friction pile and retaining wall due to original retaining wall structure
Molding time it is different, often there is the deviation in structure, so as to cause stress concentration phenomenon, therefore have to junction higher
Intensity requirement so that junction is obtained certain journey in horizontal and vertical direction intensity by the way that the reinforced concrete-bar of L-type is arranged
The enhancing of degree ensure that the stability of friction pile Yu breast boards junction, improve integrally-built anti-pressure ability.
The further setting of the utility model, the top of the friction pile fixed part, which is equipped with, to be earthed intracorporal back-pressure and holds soil
Plate.
By using above-mentioned technical proposal, can anchor pole be set on friction pile to fasten friction pile, anchor pole under normal conditions
Although the mode of connection friction pile and slopes can reinforce the stability of friction pile, since anchor pole is usually using metal material
It is made, is chronically inside soil body by water flow and the corrosiveness of oxygen, the pulling force effect of anchor pole can gradually decrease, therefore
Back-pressure earth retaining plate is set in the soil body, keeps the connection of friction pile and the soil body more stable by the soil body gravity in earth retaining plate, and
The structure of earth retaining plate is relatively stable, improves anti-pressure ability and the safety of friction pile.
The further setting of the utility model, the retaining wall is interior to be equipped with several sleeper perpendicular to ground.
By using above-mentioned technical proposal, since the earth-retaining area of earth-retaining wall is usually larger, if the span mistake of retaining wall
When big, positioned at middle part retaining wall at a distance from friction pile farther out, the ability for bearing pressure is relatively weak, therefore in retaining wall
Several and plane perpendicular sleeper is set, the retaining wall of large span is divided into the retaining wall of multiple small spans by sleeper, is improved
The stability connected between retaining wall.
The further setting of the utility model, the sleeper are equipped with several thirds close to retaining wall side and connect reinforcing bar, institute
It states retaining wall and is equipped with connecting hole corresponding with third connection reinforcing bar close to sleeper side, the metope of the retaining wall is equipped with recessed
Slot, the third connection reinforcing bar are located in groove far from sleeper one end, and the tight of fixed third connection reinforcing bar is equipped in the groove
Firmware.
By using above-mentioned technical proposal, the mating connection of reinforcing bar and connecting hole is connected so that sleeper and earth-retaining by third
Connection between wall is more firm, and groove is opened up on retaining wall, fastener is arranged in groove, reinforcing bar is made to be fixed on groove
Inside further strengthens the bonding strength between sleeper and retaining wall, improves the anti-pressure ability of retaining wall.
The further setting of the utility model is equipped with cast-in-place interconnecting piece between the retaining wall and sleeper.
By using above-mentioned technical proposal, due to retaining wall and sleeper and it is non-concurrent pour and condense, between two joint faces
Size there are difference, merely junction is carried out to solidify the stability that not can guarantee junction by fastener or steel plate, because
There are gap and cast-in-place interconnecting piece is arranged between retaining wall and sleeper in this, and original contact surface is destroyed by way of dabbing,
Make to obtain stable connection effect between retaining wall and sleeper by cast-in-place high-intensitive concrete.
In conclusion the utility model has the following beneficial effects:
1. by the collective effect of friction pile and the retaining wall being arranged between friction pile, so that structure is integrally to flash
Slope has good support action；
2. pour gap by being arranged between friction pile and retaining wall and strengthen steel plate so that friction pile and retaining wall it
Between weak junction obtain higher anti-pressure ability, improve the entire compression ability of retaining wall；
3. ensure that the worked of retaining wall by the way that the bonding strength inside sleeper increase retaining wall is arranged in retaining wall
The stability of journey.
Detailed description of the invention
Fig. 1 is overall structure diagram when the utility model is earthed interior；
Fig. 2 be the utility model without soil when overall structure diagram；
Fig. 3 is the attachment structure schematic diagram of friction pile and retaining wall and retaining wall and sleeper in the utility model；
Fig. 4 is anchor structure schematic diagram.
In figure: 1, friction pile；11, cantilever portion；12, fixed part；13, the first connection reinforcing bar；14, coupling beam；15, strengthen steel
Plate；2, retaining wall；21, the second connection reinforcing bar；22, groove；221, fastener；3, sleeper；31, third connects reinforcing bar；4, anchor pole；
41, slip casting channel；42, slurry outlet；5, L-type steel muscle；6, back-pressure earth retaining plate.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
With reference to the accompanying drawings and embodiments, the utility model is described in detail.
A kind of high slope friction pile and retaining wall combined retaining structure, referring to Fig.1, including insertion underground is until hard soil layer
Friction pile 1,1 length direction of friction pile is perpendicular to the ground, and friction pile 1 includes fixed part 12 located underground and is located on the ground
Cantilever portion 11, be connected with retaining wall 2,2 short transverse of retaining wall and plane perpendicular between the cantilever portion 11 of adjacent friction pile 1.
Close to 1 side of friction pile and friction pile 1 there are slip casting gap, cantilever portion 11 is set retaining wall 2 close to 2 side of retaining wall
There are several first connection reinforcing bars 13, retaining wall 2 is equipped with close to 11 side of cantilever portion to be connected with the first connection reinforcing bar 13 corresponding second
Reinforcing bar 21 is connect, the first connection reinforcing bar 13 is equal with the second connection quantity of reinforcing bar 21, and the first connection reinforcing bar 13 is connect with second
The outer wall of reinforcing bar 21 mutually overlaps, and the lap of splice that the first connection reinforcing bar 13 connect reinforcing bar 21 with second is the first connection reinforcing bar 13
The 1/2 of 1 length of friction pile is stretched out, the particular number of reinforcing bar is not limited in the present embodiment, site operation of being subject to requires.
Retaining wall 2 is equipped with several L-type steel muscle 5 close to 2 side of retaining wall close to 11 side of cantilever portion and cantilever portion 11,
L-type steel muscle 5 connect reinforcing bar 13 with first and the second connection reinforcing bar 21 shifts to install, and L-type steel muscle 5 is parallel to the straight of friction pile 1
Muscle is arranged right above being partially toward, and the L-type steel muscle 5 on retaining wall 2 is shifted to install with the L-type steel muscle 5 in cantilever portion 11.
Coupling beam 14 is equipped between two adjacent friction piles 1, the length direction of the length direction and friction pile 1 of coupling beam 14 is mutual
Vertically.The native face side of meeting of 1 fixed part 12 of friction pile is fixedly connected with back-pressure earth retaining plate 6, and back-pressure earth retaining plate 6 and friction pile 1 hang down
Straight setting, back-pressure earth retaining plate 6 are not less than 3m with the difference in height at the top of soil layer.
Referring to Fig.1 with Fig. 4, retaining wall 2 meets that native face side is pre-buried to be provided with anchor pole 4, and anchor pole 4 is inserted far from 2 side of retaining wall
Enter inside slopes, the angle of anchor pole 4 and slopes is arranged in 45 °, offers slip casting channel 41 inside anchor pole 4, opens on 4 outer wall of anchor pole
Equipped with several slurry outlets 42 being connected to slip casting channel 41, the quantity of slurry outlet 42 is 9 in the present embodiment.
Referring to Fig. 2, several sleeper 3 are equipped with inside retaining wall 2, the quantity of sleeper 3 is two in the present embodiment, sleeper 3
Several thirds are equipped with close to 2 side of retaining wall and connect reinforcing bar 31, and retaining wall 2 is connect equipped with several with third close to 3 side of sleeper
The corresponding connecting hole of reinforcing bar 31, the quantity that third connects reinforcing bar 31 is equal with the quantity of connecting hole, and retaining wall 2 is met native face side and set
Fluted 22, third connection reinforcing bar 31 is located in groove 22 far from 3 one end of sleeper, and third link reinforcing bar is set far from 3 one end of sleeper
There is screw thread, the fastener 221 for fixing third connection reinforcing bar 31 is equipped in groove 22, fastener 221 is in the present embodiment
Fastening bolt and the backing plate between 22 side wall of fastening bolt and groove.
The operating condition and principle of the present embodiment are as follows:
By insertion slopes until the sliding force of slopes is resisted in the intracorporal rubbing action of the friction pile 1 of hard soil layer and slope,
So that friction pile 1 is connected into an entirety by the coupling beam 14 being arranged between adjacent friction pile 1 so that adjacent friction pile 1 by
Power is more uniform, and is maintained at the displacement difference of adjacent friction pile 1 in the distance of one very little, avoids the gear between friction pile 1
Deformation occurs influences the compressive property of retaining wall 2 for cob wall 2, meets the back-pressure that the setting of native face side is embedded in soil in friction pile 1 and holds soil
Plate 6, using the anti-pressure ability of the soil body gravity enhancing friction pile of 6 top of back-pressure earth retaining plate, between back-pressure earth retaining plate 6 and the soil body
Frictional force further enhances the anti-pressure ability of friction pile 1.
It is equipped with retaining wall 2 between the cantilever portion 11 of adjacent friction pile 1, passes through cantilever portion 11 and 2 shared of retaining wall
The pressure of the soil body, be arranged between cantilever portion 11 and retaining wall 2 mutually overlap and be welded as a whole first connection reinforcing bar 13 with
Second connection reinforcing bar 21, enhances the connective stability of friction pile 1 Yu retaining wall 2, and in junction, setting L-type steel muscle 5 is strengthened
The structural strength of junction, setting reinforcing steel plate 15 protects the smooth of junction when junction is solidification outside junction,
And enhance the ability that laterally and longitudinally stress is resisted in junction.
Sleeper 3 is set inside retaining wall 2, reinforces the bonding strength between the retaining wall 2 of large span by sleeper 3, is protected
The anti-pressure ability for demonstrate,proving retaining wall 2 connect reinforcing bar 31 with third by the way that connecting hole is arranged, and opening up groove 22 on retaining wall 2 will
Third connection reinforcing bar 31 is tightly fixed to inside groove 22, so that sleeper 3 and the connection of retaining wall 2 are very secured, structure is whole
The ability for resisting high slope soil pressure is good.
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to
Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (9)
1. a kind of high slope friction pile and retaining wall combined retaining structure, which is characterized in that if including being arranged along roadbed direction
The dry friction pile (1) for going deep into hard soil layer, the friction pile (1) include the cantilever of fixed part located underground (12) and ground
Portion (11) is equipped with retaining wall (2), retaining wall (2) two sides and antiskid between the cantilever portion (11) of the adjacent friction pile (1)
There are slip casting gap, the cantilever portions (11) to be equipped with several first connections reinforcing bar (13), institute close to retaining wall (2) side for stake (1)
It states retaining wall (2) and is equipped with several the second connection reinforcing bars corresponding with the first connection reinforcing bar (13) close to cantilever portion (11) side
(21), the friction pile (1) and retaining wall (2) are equipped with the reinforcing steel plate (15) being placed on slip casting gap.
2. a kind of high slope friction pile according to claim 1 and retaining wall combined retaining structure, which is characterized in that described
The side wall fitting that first connection reinforcing bar (13) connect reinforcing bar (21) with second is arranged.
3. a kind of high slope friction pile according to claim 1 and retaining wall combined retaining structure, which is characterized in that described
Coupling beam (14) are connected between the fixed part (12) of friction pile (1).
4. a kind of high slope friction pile according to claim 1 and retaining wall combined retaining structure, which is characterized in that described
The anchor pole (4) being embedded with inside insertion slopes in retaining wall (2), the anchor pole (4) is interior to be equipped with slip casting channel (41), the anchor pole
(4) outer wall is equipped with the slurry outlet (42) being connected to slip casting channel (41).
5. a kind of high slope friction pile according to claim 1 and retaining wall combined retaining structure, which is characterized in that described
Friction pile (1) and retaining wall (2) opposite two sides are embedded with L-type steel muscle (5).
6. a kind of high slope friction pile according to claim 1 and retaining wall combined retaining structure, which is characterized in that described
The top of the fixed part (12) of friction pile (1) is equipped with and is earthed intracorporal back-pressure earth retaining plate (6).
7. a kind of high slope friction pile according to claim 1 and retaining wall combined retaining structure, which is characterized in that described
Several sleeper (3) perpendicular to ground are equipped in retaining wall (2) plate.
8. a kind of high slope friction pile according to claim 7 and retaining wall combined retaining structure, which is characterized in that described
Sleeper (3) is equipped with several thirds connection reinforcing bar (31) close to retaining wall (2) side, and the retaining wall (2) is close to sleeper (3) side
Equipped with connecting hole corresponding with third connection reinforcing bar (31), the metope of the retaining wall (2) is equipped with groove (22), the third
Connection reinforcing bar (31) is located in groove (22) far from sleeper (3) one end, and fixed third is equipped in the groove (22) and connects reinforcing bar
(31) fastener (221).
9. a kind of high slope friction pile according to claim 8 and retaining wall combined retaining structure, which is characterized in that described
Cast-in-place joint gap is equipped between retaining wall (2) and sleeper (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821271232.0U CN208701714U (en) | 2018-08-07 | 2018-08-07 | A kind of high slope friction pile and retaining wall combined retaining structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821271232.0U CN208701714U (en) | 2018-08-07 | 2018-08-07 | A kind of high slope friction pile and retaining wall combined retaining structure |
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| CN208701714U true CN208701714U (en) | 2019-04-05 |
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| CN201821271232.0U Active CN208701714U (en) | 2018-08-07 | 2018-08-07 | A kind of high slope friction pile and retaining wall combined retaining structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111719501A (en) * | 2020-07-08 | 2020-09-29 | 安徽省驷马山引江工程管理处 | River channel mountain landslide prevention and control treatment process |
-
2018
- 2018-08-07 CN CN201821271232.0U patent/CN208701714U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111719501A (en) * | 2020-07-08 | 2020-09-29 | 安徽省驷马山引江工程管理处 | River channel mountain landslide prevention and control treatment process |
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