CN112627158A - Pressure-resistant highway subgrade gravel pile - Google Patents
Pressure-resistant highway subgrade gravel pile Download PDFInfo
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- CN112627158A CN112627158A CN202011418541.8A CN202011418541A CN112627158A CN 112627158 A CN112627158 A CN 112627158A CN 202011418541 A CN202011418541 A CN 202011418541A CN 112627158 A CN112627158 A CN 112627158A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
- E02D3/02—Improving by compacting
- E02D3/08—Improving by compacting by inserting stones or lost bodies, e.g. compaction piles
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C3/00—Foundations for pavings
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/48—Piles varying in construction along their length, i.e. along the body between head and shoe, e.g. made of different materials along their length
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/72—Pile shoes
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2250/00—Production methods
- E02D2250/0023—Cast, i.e. in situ or in a mold or other formwork
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
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- General Engineering & Computer Science (AREA)
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- Agronomy & Crop Science (AREA)
- Environmental & Geological Engineering (AREA)
- Soil Sciences (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses a pressure-resistant highway subgrade gravel pile, which comprises: the lower end of the peripheral steel bar winding structure is fixedly connected with the lower end of the peripheral steel bar winding structure, and a filling pressure-resistant structure is arranged in the peripheral steel bar winding structure; the mud-ash-filled pressure-resistant pile sleeve is arranged on one side of the built-in filling pressure-resistant structure and is fixedly connected with one side of the built-in filling pressure-resistant structure, the central material injection pipe is arranged at one end of the mud-ash-filled pressure-resistant pile sleeve, and the staggered alternate reinforcing steel bar groups are arranged on one side of the central material injection pipe. The gravel pile has complete structural performance when in use, thereby effectively avoiding the problems of pressure resistance and uplift resistance of the gravel pile.
Description
Technical Field
The invention relates to the technical field of roadbed gravel piles, in particular to a pressure-resistant highway roadbed gravel pile.
Background
The gravel pile is a composite foundation reinforcing pile made of gravel (pebbles) as a main material. Gravel piles, sand piles and the like are generally called scattered piles or coarse-grained soil piles abroad. The granular pile is a pile without bonding strength, a composite foundation consisting of granular piles such as gravel piles or sand piles and soil between piles can also be called a granular pile composite foundation, the composite foundations such as the gravel piles, the sand piles, the muck piles and the like widely applied at home and abroad are granular pile composite foundations, and the gravel pile is a composite foundation reinforcing pile made of gravel (pebbles) as a main material. The gravel pile is one kind of discrete pile, and can be divided into vibrating-impacting (wet) gravel pile and [1] dry gravel pile according to the pile-making process. The gravel pile manufactured by adopting the pile manufacturing process of vibration and water filling is called as a vibro-replacement gravel pile or a wet-method gravel pile. The gravel piles manufactured by various water-free flushing processes (such as dry vibration, vibration extrusion, hammering and the like) are collectively called dry gravel piles. When the piles made of gravel, coarse sand, medium sand, round gravel, angular gravel, pebbles, crushed stone and the like as fillers are called gravel piles, the gravel piles are suitable for compacting loose sandy soil, silt, plain filling soil and miscellaneous filling soil foundations. In various pile bodies of the composite foundation, the gravel pile and the sand pile belong to the same discrete material pile, and the reinforcing mechanism is similar. The mechanism is different according to the soil quality to be reinforced.
The existing gravel pile is only filled with concrete, gravel and the like in structure, has a single structure, is poor in pressure resistance and uplift resistance, and cannot meet the increasingly developed road requirements.
Disclosure of Invention
An object of the present invention is to solve at least the above problems and to provide at least the advantages described later.
The invention also aims to provide the pressure-resistant highway subgrade gravel pile, which realizes the complete structural performance of the gravel pile in use, thereby effectively avoiding the problems of pressure resistance and uplift resistance of the gravel pile.
In order to achieve the above objects and other objects, the present invention adopts the following technical solutions:
a pressure-resistant highway subgrade gravel pile, comprising:
the upper bearing plate making structure and the peripheral steel bar winding structure are arranged at the lower end of the upper bearing plate making structure;
the bottom pile structure is arranged at the lower end of the peripheral steel bar winding structure and is fixedly connected with the lower end of the peripheral steel bar winding structure;
the built-in filling pressure-resistant structure is arranged inside the peripheral steel bar winding structure;
the mud ash filling pressure-resistant pile sleeve is arranged on one side of the built-in filling pressure-resistant structure and is fixedly connected with one side of the built-in filling pressure-resistant structure;
the central material injection pipe is arranged at one end of the mud ash filling pressure-resistant pile sleeve;
and the staggered alternate reinforcing steel bar group is arranged on one side of the central material injection pipe.
Preferably, a material guiding pile inlet is arranged below the upper bearing plate making structure, a ground protection pile body is arranged on one side of the material guiding pile inlet, the ground protection pile body is fixedly connected with one side of the material guiding pile inlet, an upper bearing plate making clamping groove is arranged on the surface of the upper bearing plate making structure, the upper bearing plate making clamp groove is fixedly connected with the surface of the upper bearing plate making structure, a limit structure is arranged above the upper bearing plate making structure, a bolt positioning hole is arranged inside the limit structure, and the bolt positioning hole is fixedly connected with the inside of the limiting structure, one side of the limiting structure is provided with a positioning pile mouth plate, one side of the positioning pile mouth plate is provided with a clamping concave block groove, and the clamping concave block groove is fixedly connected with one side of the positioning pile opening plate, a corresponding groove is formed in the outer wall of the upper bearing plate manufacturing structure, and a clamping plate structure is installed on one side of the corresponding groove.
Preferably, the internally mounted of foundation pile structure has bed charge to remain the groove, and the inside fixed connection of bed charge retention groove and foundation pile structure, the one end in bed charge retention groove is provided with the pressure-carrying filling block, and the one end integrated into one piece setting in pressure-carrying filling block and bed charge retention groove.
Preferably, phenolic ceramic fills anticorrosive coating is installed to peripheral steel bar winding structure's outer wall, and phenolic ceramic fills anticorrosive coating and peripheral steel bar winding structure's outer wall fixed connection, one side of peripheral steel bar winding structure is provided with the shock attenuation groove, and shock attenuation groove and one side integrated into one piece setting of peripheral steel bar winding structure, the internally mounted of peripheral steel bar winding structure has the reinforcing bar suit of kick-backing, one side of reinforcing bar suit of kick-backing is provided with the lug ring way.
Preferably, the reinforcing bar suit internally mounted that kick-backs crosses steel tubular construction, and crosses steel tubular construction and the inside fixed connection of reinforcing bar suit that kick-backs, the one side that crosses steel tubular construction is provided with the lime clay intermediate layer, and the lime clay intermediate layer sets up with the one side integrated into one piece that crosses steel tubular construction.
Preferably, the sliding limiting reinforcing steel bar structure is installed on one side of the built-in filling pressure-resistant structure, a sliding blocking block is arranged inside the sliding limiting reinforcing steel bar structure and fixedly connected with the inside of the sliding limiting reinforcing steel bar structure, a filling space is installed inside the built-in filling pressure-resistant structure, a staggered reinforcing block is arranged on one side of the filling space, a staggered alternate reinforcing steel bar group is installed on one side of the staggered reinforcing block, and a vertical cement board is arranged on one side of the staggered alternate reinforcing steel bar group.
Preferably, the packing anchor strut is installed to one side of dislocation alternative reinforcing bar group, one side of packing anchor strut is provided with the gravel and sand bed course of packing, and packs gravel and sand bed course and packing anchor strut fixed connection, the connecting hole groove is installed to the one end of packing anchor strut, and the connecting hole groove sets up with the one end integrated into one piece of packing anchor strut, one side of connecting hole groove is provided with the packing template.
Preferably, one side of center notes material pipe is installed the lime mud and is filled withstand voltage stake cover, the inside that the lime mud was filled withstand voltage stake cover is provided with the lime mud and is filled the intermediate layer, and the lime mud fills the inside fixed connection that intermediate layer and lime mud were filled withstand voltage stake cover, interior stake die cavity circulation passageway is installed to one side that the lime mud was filled withstand voltage stake cover, interior stake die cavity circulation passageway's inside is provided with gravel and sand filling layer, and gravel and sand filling layer and interior stake die cavity circulation passageway's inside fixed connection, fill mortar flow channel is installed to interior stake die cavity circulation passageway's one end, one side of filling mortar flow channel is provided with the infiltration gap piece.
The invention at least comprises the following beneficial effects:
1. the invention can effectively improve the effects of pressure resistance and pulling resistance of the gravel pile when in use by the mutual matching of the arranged peripheral steel bar winding structure and the built-in filling pressure-resistant structure, can form a fully-enclosed gravel support frame by the mud-ash filling pressure-resistant pile sleeve and the resilience reinforcing steel bar sleeve which are arranged in the built-in filling pressure-resistant structure, can form an external protective reinforcing frame by utilizing the transverse steel pipe structure in the peripheral steel bar winding structure, can effectively enhance the supporting pressure resistance by utilizing the clay white-ash interlayer to ensure that the structure is attached, can reduce the internal clearance by utilizing the staggered alternate steel bar groups in the filling space, can gradually fill the internal space by matching with the mortar filling flow channels at two sides to ensure that the space is more stable and the pressure resistance is enhanced, and can utilize the circulating channel of the inner pile to be arranged in the middle of the integral structure, on the one hand, the effect of limiting and reinforcing is achieved, and meanwhile, when slurry materials are poured, liquid can flow faster, solidification is enabled to be more stable, and pressure resistance is improved.
2. Through the spacing rebar structure that slides that sets up, utilize the good year of inside installation to press the filling block and the spacer block that slides, can be very convenient hang and put the discharging pipe, make things convenient for the upper and lower ejection of compact of discharging pipe simultaneously, utilize the upper and lower stationarity that the spacer block that slides on the one hand can ensure the discharging pipe, can be after the overhead bin is full of material again, open and consolidate tight real effect, the bed charge that sets up in the bottom is reserved the groove, can be fine make the bottom durable, avoid the top to collapse, guarantee the stability of bottom base, utilize simultaneously to carry to press the filling block, can further promote the stability of base.
3. Through the ground protection pile body and the location stake mouth system board that set up, on the one hand can be so that when watering, open the accurate effect in location, the material of guarantee watering simultaneously can not spill, avoid the problem, increase the practicality, bear system board draw-in groove and corresponding groove on setting, can conveniently dock with other structure, when the upper strata increases the pressure layer, can open the effect of tension, utilize the bolt locating hole, can be easy to assemble structure, increase the steadiness, utilize and bear the system board draw-in groove, can disperse the power that the top transmitted down, increase stability.
Drawings
Fig. 1 is a schematic view of the overall structure of a pressure-resistant highway subgrade gravel pile provided by the invention;
FIG. 2 is a schematic cross-sectional view of a pressure-resistant roadbed gravel pile provided by the invention;
FIG. 3 is a schematic top view of the pressure-resistant roadbed gravel pile provided by the invention;
FIG. 4 is a partially enlarged view of a resilient reinforcing steel bar set of the pressure-resistant road subgrade gravel pile according to the present invention;
fig. 5 is a partially enlarged view of the staggered and alternated steel bar groups of the pressure-resistant highway subgrade gravel pile provided by the invention.
Detailed Description
The present invention is described in detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description.
As shown in fig. 1 to 5, a pressure-resistant highway subgrade gravel pile comprises: the structure comprises an upper bearing plate making structure 1, a peripheral steel bar winding structure 5 arranged at the lower end of the upper bearing plate making structure 1, a bottom pile structure 4 arranged at the lower end of the peripheral steel bar winding structure 5 and fixedly connected with the lower end of the peripheral steel bar winding structure 5, a built-in filling pressure-resistant structure 38 arranged inside the peripheral steel bar winding structure 5, a mud-ash filling pressure-resistant pile sleeve 20 arranged at one side of the built-in filling pressure-resistant structure 38 and fixedly connected with one side of the built-in filling pressure-resistant structure 38, a central filling pipe 25 arranged at one end of the mud-ash filling pressure-resistant pile sleeve 20, and a staggered alternate steel bar group 23 arranged at one side of the central filling pipe 25.
In the above scheme, at first make a suitable hole with the bottom, then will go up to bear the weight of system plate structure with peripheral steel bar winding structure puts into the hole, utilize the foundation pile structure down, observe whether ground protection pile body just in time exceeds ground a bit, place the back that finishes, then go into stake mouth department from the guide and pour into mud, utilize filling mortar flow channel to pour into the built-in withstand voltage structure of packing of both sides and mud ash through central notes material pipe gradually and fill in the withstand voltage pile cover, slowly make to pour into in the foundation pile structure, along with the time of pouring into, make dislocation alternate reinforcing bar group be full of mud, make the better firm of solidification, thereby the pressure resistance has been promoted.
In a preferred scheme, a guide pile inlet 3 is installed below the upper bearing plate making structure 1, a ground protection pile body 2 is arranged on one side of the guide pile inlet 3, the ground protection pile body is fixedly connected with one side of the guide pile inlet 3 of the guide pile body 2, an upper bearing plate making clamping groove 11 is installed on the surface of the upper bearing plate making structure 1, the upper bearing plate making clamping groove 11 is fixedly connected with the surface of the upper bearing plate making structure 1, a limiting structure 10 is arranged above the upper bearing plate making structure 1, a bolt positioning hole 12 is installed inside the limiting structure 10, the bolt positioning hole 12 is fixedly connected with the inside of the limiting structure 10, a positioning pile inlet making plate 9 is arranged on one side of the limiting structure 10, a clamping concave block groove 8 is installed on one side of the positioning pile inlet making plate 9, the clamping concave block groove 8 is fixedly connected with one side of the positioning pile inlet making plate 9, a corresponding groove 13 is arranged on the outer wall of the upper bearing plate making structure 1, on one side of the corresponding slot is mounted a card structure 14.
In the above scheme, through the ground protection pile body and the location stake mouth system board that set up, on the one hand can be so that when watering, open the accurate effect in location, the material of guarantee watering can not spill simultaneously, avoid the problem, increase practicality, the system board draw-in groove and the corresponding groove bear on setting, can conveniently dock with other structure, when the upper strata increases the pressure layer, can open the effect of tension, utilize the bolt locating hole, can be easy to assemble the structure, increase the steadiness, utilize and bear the system board draw-in groove, can disperse the power that the top transmitted, increase stability.
In a preferable scheme, a backing material retaining groove 27 is installed inside the bottom pile structure 4, the backing material retaining groove 27 is fixedly connected with the inside of the bottom pile structure 4, a pressure loading filling block 26 is arranged at one end of the backing material retaining groove 27, and the pressure loading filling block 26 and one end of the backing material retaining groove 27 are integrally formed.
The bed charge that sets up in the bottom in above-mentioned scheme is retained the groove, and the feasible bottom that can be fine is durable, avoids the top to collapse, ensures the stability of bottom base, utilizes simultaneously to carry the pressure filling block, increases the compactibility of mud to further promote the stability of base.
In an optimal scheme, phenolic ceramic fills anticorrosive coating 7 is installed to peripheral steel bar winding structure 5's outer wall, and phenolic ceramic fills anticorrosive coating 7 and peripheral steel bar winding structure 5's outer wall fixed connection, one side of peripheral steel bar winding structure 5 is provided with shock attenuation groove 37, and shock attenuation groove 37 and one side integrated into one piece setting of peripheral steel bar winding structure 5, the internally mounted of peripheral steel bar winding structure 5 has resilience reinforcing bar suit 16, one side of resilience reinforcing bar suit 16 is provided with lug ring way 6.
In the above scheme, through mutually supporting of the peripheral steel bar winding structure and the built-in withstand voltage structure of filling that sets up, can effectually make the gravel pile promote the resistance to pressure when using, the effect of resistance to plucking, withstand voltage stake cover and resilience reinforcing steel bar suit are filled to the mud ash that sets up in the inside of built-in withstand voltage structure of filling, can form a full sand stone carriage that surrounds in inside, utilize the inside steel pipe construction that crosses of peripheral steel bar winding structure, take into external protection reinforcing frame, thereby increase practicality, promote the steadiness.
In a preferred scheme, the rebounding reinforcing steel bar set 16 is internally provided with a transverse steel pipe structure 28, the transverse steel pipe structure 28 is fixedly connected with the rebounding reinforcing steel bar set 16, a clay lime interlayer 29 is arranged on one side of the transverse steel pipe structure 28, and the clay lime interlayer 29 and one side of the transverse steel pipe structure 28 are integrally formed.
In the above scheme, withstand voltage stake cover and the reinforcing steel bar suit of kick-backing are filled to the lime that sets up in built-in inside of filling withstand voltage structure, can form a full sand stone carriage that surrounds in inside, utilize the inside steel pipe structure that crosses of peripheral reinforcement winding structure, take into external protection reinforcing frame, utilize the white grey intermediate layer of clay to make the structure laminating, thereby effectual reinforcing supports the pressure resistance, utilize the inside dislocation of filling space reinforcing steel bar group in turn, reduce inside clearance, slowly make to pour into in the sunken foundation pile structure, along with the time of pouring into, make dislocation reinforcing steel bar group in turn be full of mud, make the better firm of solidification, thereby the pressure resistance has been promoted.
In a preferred scheme, limiting steel bar structure 15 that slides is installed to one side of built-in packing withstand voltage structure 38, limiting steel bar structure 15's that slides inside is provided with the spacer block 36 that slides, and the spacer block 36 that slides and limiting steel bar structure 15's inside fixed connection that slides, built-in packing withstand voltage structure 38's internally mounted has filling space 33, filling space 33's one side is provided with crisscross reinforcement piece 22, crisscross reinforcement piece 22's one side is installed alternate reinforcing bar group 23 of dislocation, the alternate reinforcing bar group 23's of dislocation one side is provided with perpendicular cement board 24.
In the above scheme, the spacing rebar structure that slides that sets up, utilize the good year of the installation of inside to press the filling block and the spacer block that slides, can be very convenient hang and put the discharging pipe, make things convenient for the upper and lower ejection of compact of discharging pipe simultaneously, utilize the spacer block that slides to ensure the upper and lower stationarity of discharging pipe on the one hand, can be after the intermediate tank is full of material again, open and consolidate tight real effect, reserve the groove in the bed charge that sets up in the bottom, can be fine make the bottom durable, avoid the top to collapse, guarantee the stability of bottom base, utilize simultaneously to carry to press the filling block, can further promote the stability of base.
In a preferable scheme, a filling reinforcing rod 31 is installed at one side of the staggered and alternated steel bar group 23, a sand and gravel filling cushion layer 30 is arranged at one side of the filling reinforcing rod 31, the sand and gravel filling cushion layer 30 is fixedly connected with the filling reinforcing rod 31, a connecting hole groove 34 is installed at one end of the filling reinforcing rod 31, the connecting hole groove 34 and one end of the filling reinforcing rod 31 are integrally formed, and a filling template 32 is arranged at one side of the connecting hole groove 34.
In the above scheme, utilize the inside dislocation of filling space reinforcing bar group in turn, reduce inside clearance, the filling mortar flow channel of deuterogamy both sides, fill up inside space gradually, make more firm, thereby strengthen pressure resistance, utilize interior stake die cavity circulation passageway, the setting is in the centre of overall structure, open spacing reinforced (rfd) effect on the one hand, also can be when pouring mud material simultaneously, make liquid flow faster, make the better firm that solidifies, thereby pressure resistance has been promoted.
In a preferred scheme, the mud ash filling pressure-resistant pile sleeve 20 is installed on one side of the central material injection pipe 25, a mud ash filling interlayer 21 is arranged in the mud ash filling pressure-resistant pile sleeve 20, the mud ash filling interlayer 21 is fixedly connected with the inside of the mud ash filling pressure-resistant pile sleeve 20, an inner pile mold cavity circulating channel 17 is installed on one side of the mud ash filling pressure-resistant pile sleeve 20, a sand and stone filling layer 19 is arranged in the inner pile mold cavity circulating channel 17, the sand and stone filling layer 19 is fixedly connected with the inside of the inner pile mold cavity circulating channel 17, a filling mortar flowing channel 35 is installed at one end of the inner pile mold cavity circulating channel 17, and a permeation gap block 18 is arranged on one side of the filling mortar flowing channel 35.
In the above scheme, utilize inner pile die cavity circulation channel, the setting is in overall structure's centre, open spacing reinforced (rfd) effect on the one hand, can be when pouring mud material simultaneously, make liquid flow quicker, make the better firm that solidifies, the pressure resistance has been promoted, utilize the cooperation each other of mud ash filling intermediate layer and gravel and sand filling layer and infiltration gap piece, can make the structure of inside more stable, utilize the infiltration gap piece, can make the material more quick filling overall structure, promote withstand voltage steadiness.
While embodiments of the invention have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.
Claims (8)
1. The utility model provides a withstand voltage type highway subgrade gravel pile which characterized in that includes:
the upper bearing plate making structure and the peripheral steel bar winding structure are arranged at the lower end of the upper bearing plate making structure;
the bottom pile structure is arranged at the lower end of the peripheral steel bar winding structure and is fixedly connected with the lower end of the peripheral steel bar winding structure;
the built-in filling pressure-resistant structure is arranged inside the peripheral steel bar winding structure;
the mud ash filling pressure-resistant pile sleeve is arranged on one side of the built-in filling pressure-resistant structure and is fixedly connected with one side of the built-in filling pressure-resistant structure;
the central material injection pipe is arranged at one end of the mud ash filling pressure-resistant pile sleeve;
and the staggered alternate reinforcing steel bar group is arranged on one side of the central material injection pipe.
2. The pressure-resistant highway subgrade gravel pile of claim 1, wherein a guide pile-entering port is installed below the upper bearing plate structure, a ground protection pile body is arranged on one side of the guide pile-entering port and fixedly connected with one side of the guide pile-entering port, an upper bearing plate clamping groove is installed on the surface of the upper bearing plate structure and fixedly connected with the surface of the upper bearing plate structure, a limiting structure is arranged above the upper bearing plate structure, a bolt positioning hole is installed inside the limiting structure and fixedly connected with the inside of the limiting structure, a positioning pile mouth plate is arranged on one side of the limiting structure, a clamping concave block groove is installed on one side of the positioning pile mouth plate and fixedly connected with one side of the positioning pile mouth plate, a corresponding groove is arranged on the outer wall of the upper bearing plate structure, and a clamping plate structure is arranged on one side of the corresponding groove.
3. The pressure-resistant highway subgrade gravel pile of claim 1, wherein a backing material retaining groove is arranged in the bottom pile structure and fixedly connected with the inside of the bottom pile structure, a pressure-bearing filling block is arranged at one end of the backing material retaining groove, and the pressure-bearing filling block and one end of the backing material retaining groove are integrally formed.
4. The pressure-resistant highway subgrade gravel pile according to claim 1, wherein the outer wall of the peripheral steel bar winding structure is provided with a phenolic ceramic filling anticorrosive coating which is fixedly connected with the outer wall of the peripheral steel bar winding structure, one side of the peripheral steel bar winding structure is provided with a damping groove which is integrally formed with one side of the peripheral steel bar winding structure, a rebound reinforcing steel bar sleeve group is installed inside the peripheral steel bar winding structure, and one side of the rebound reinforcing steel bar sleeve group is provided with a lug ring.
5. The pressure-resistant highway subgrade gravel pile according to claim 4, wherein a transverse steel pipe structure is installed inside the resilience reinforcing steel bar sleeve and fixedly connected with the inside of the resilience reinforcing steel bar sleeve, a clay lime interlayer is arranged on one side of the transverse steel pipe structure, and the clay lime interlayer is integrally formed with one side of the transverse steel pipe structure.
6. The pressure-resistant highway subgrade gravel pile according to claim 1, wherein a sliding limiting steel bar structure is installed on one side of the built-in filling pressure-resistant structure, a sliding blocking block is arranged inside the sliding limiting steel bar structure and fixedly connected with the inside of the sliding limiting steel bar structure, a filling space is installed inside the built-in filling pressure-resistant structure, a staggered reinforcing block is arranged on one side of the filling space, a staggered alternate steel bar group is installed on one side of the staggered reinforcing block, and a vertical cement plate is arranged on one side of the staggered alternate steel bar group.
7. The pressure-resistant highway subgrade gravel pile according to claim 6, wherein a filling reinforcing rod is installed on one side of the staggered and alternated steel bar groups, a sand-gravel filling cushion layer is arranged on one side of the filling reinforcing rod and fixedly connected with the filling reinforcing rod, a connecting hole groove is installed at one end of the filling reinforcing rod and integrally formed with one end of the filling reinforcing rod, and a filling template is arranged on one side of the connecting hole groove.
8. The pressure-resistant highway subgrade gravel pile of claim 1, wherein a mud-ash-filled pressure-resistant pile sleeve is installed on one side of the central material injection pipe, a mud-ash-filled interlayer is arranged inside the mud-ash-filled pressure-resistant pile sleeve, the mud-ash-filled interlayer is fixedly connected with the inside of the mud-ash-filled pressure-resistant pile sleeve, an inner pile mold cavity circulating channel is installed on one side of the mud-ash-filled pressure-resistant pile sleeve, a gravel filling layer is arranged inside the inner pile mold cavity circulating channel, the gravel filling layer is fixedly connected with the inside of the inner pile mold cavity circulating channel, a filling mortar flowing channel is installed at one end of the inner pile mold cavity circulating channel, and a permeation gap block is arranged on one side of the filling mortar flowing channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011418541.8A CN112627158A (en) | 2020-12-06 | 2020-12-06 | Pressure-resistant highway subgrade gravel pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011418541.8A CN112627158A (en) | 2020-12-06 | 2020-12-06 | Pressure-resistant highway subgrade gravel pile |
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| Publication Number | Publication Date |
|---|---|
| CN112627158A true CN112627158A (en) | 2021-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011418541.8A Withdrawn CN112627158A (en) | 2020-12-06 | 2020-12-06 | Pressure-resistant highway subgrade gravel pile |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111749066A (en) * | 2020-07-18 | 2020-10-09 | 深圳市东深工程有限公司 | Roadbed base gravel pile composite foundation structure and construction method |
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- 2020-12-06 CN CN202011418541.8A patent/CN112627158A/en not_active Withdrawn
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111749066A (en) * | 2020-07-18 | 2020-10-09 | 深圳市东深工程有限公司 | Roadbed base gravel pile composite foundation structure and construction method |
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