CN203383205U - Carrier pile and rammed bulb pile device thereof - Google Patents
Carrier pile and rammed bulb pile device thereof Download PDFInfo
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- CN203383205U CN203383205U CN201320471714.1U CN201320471714U CN203383205U CN 203383205 U CN203383205 U CN 203383205U CN 201320471714 U CN201320471714 U CN 201320471714U CN 203383205 U CN203383205 U CN 203383205U
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- 239000004567 concrete Substances 0.000 claims abstract description 62
- 241000282693 Cercopithecidae Species 0.000 claims description 33
- 238000005056 compaction Methods 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 16
- 230000003014 reinforcing effect Effects 0.000 claims description 10
- 238000010276 construction Methods 0.000 abstract description 39
- 230000008901 benefit Effects 0.000 abstract description 10
- 238000005516 engineering process Methods 0.000 abstract description 7
- 229910000831 Steel Inorganic materials 0.000 abstract description 4
- 239000010959 steel Substances 0.000 abstract description 4
- 230000000295 complement effect Effects 0.000 abstract description 2
- 239000000945 filler Substances 0.000 abstract 2
- 230000002787 reinforcement Effects 0.000 abstract 2
- 239000002689 soil Substances 0.000 description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 19
- 238000013461 design Methods 0.000 description 14
- 230000035515 penetration Effects 0.000 description 14
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- 230000015572 biosynthetic process Effects 0.000 description 4
- 239000011150 reinforced concrete Substances 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- 208000028804 PERCHING syndrome Diseases 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 240000004859 Gamochaeta purpurea Species 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
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- 238000006243 chemical reaction Methods 0.000 description 1
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Abstract
Disclosed are a carrier pile and a rammed bulb pile device of the carrier pile. The carrier pile comprises a carrier and a pile body. The carrier comprises a bottom filler expanded body and a bottom dry and hard concrete expanded body. The pile body comprises pile body concrete and a steel reinforcement cage. The bottom of the pile body concrete is arranged on the bottom dry and hard concrete expanded body. The bottom filler expanded body wraps the bottom dry and hard concrete expanded body. The steel reinforcement cage wraps the pile body concrete. According to the carrier pile and the rammed bulb pile device of the carrier pile, equipment investment is saved, capital investment of a special carrier pile device is solved through a prior rammed bulb pile device and the construction technology, and the advocated purpose of a conservation-minded society is met; advantages are complementary, the advantages of the carrier pile are played fully, and the advantages of a rammed bulb pile are utilized, so that the problems existing in construction of the carrier pile are well solved, the application range of the carrier pile is expanded and improved further, work efficiency is improved and quality is ensured.
Description
Technical field
The utility model belongs to industry and civilian construction, highway, railway, bridge, and the Foundation Design pile foundation technical field of construction such as water conservancy projects, especially relates to a kind of carrier pile construction and compaction pile equipment thereof.
Background technology
Compaction pile is that China applies a kind of more type, and carrier pile is the new stake of a kind of new technology type grown up on the problem basis that aspect exists such as to fail to give full play to for Bearing Capacity of Rammed Pile in recent years, it has broken through the concept on conventional piles basis, by the stake end soil body is carried out to filling tamped, make the carrier soil body on every side obtain the most closely knit, fill with again concrete and form carrier expansion basis, the upper load that acts on the stake top is passed to carrier by pile body, and be diffused into the bearing stratum under carrier, this technology has the advantages that bearing capacity is high, obvious economic and social benefit is arranged, application prospect is extensive.Although carrier pile has possessed other pile-formation process advantage that is beyond one's reach, also not perfect, also exist some defects and deficiency:
1. special equipment investment waste is larger.Carrier pile adopts special equipment more, and not only investment greatly and, because of function singleness, utilization rate of equipment and installations is limited, causes the investment waste.
2. be subject to the geological conditions restriction large.The chance groundwater table is more shallow or have the artesian aquifer construction often can't construct because water inlet in pile pipe makes the post hammer; Be everlasting and be hammered in the process of hole when running into soft wetland layer construction, while pulling out on post hammer, under the viscous force double action of institute's larger negative pressure that produces and soft wet soil layer, can make post hammer into shape and pull out difficult, especially in saturated layer of sand, construct, very easily cause again siphon inlet or sand boil phenomenon if pull out the post hammer by force, construction is difficult to continue; Again can because of post, to hammer the poor speed of application that causes of penetration power into shape slow with than hard interbedded layer the time in stratum.
3. efficiency of construction is not high.Adopt post hammer out hole, ram and expand, due to the post hammer, to ram frequency lower, about 2-5 time per minute, each inserts dropped into is less simultaneously, efficiency of construction is not high also becomes inevitable, then meets formation condition and affect, work efficiency is lower.
Its essence of the patent of invention that is CN101768970A according to the 2010.07.07 notification number " job practices of concrete pile " is also to utilize the compaction pile technology to realize a kind of method of carrier pile construction, it is stressed that it transfers the participation of the stake end soil body fully, and the bearing capacity of stake is significantly improved.The problem that also exists some to be left to be desired with regard to it.
1. fail to require to be consistent with " carrier pile design discipline " JGJ135-2007.After " rules " required standard post hammer penetration refers to the inserts compacting, with hammer footpath 355mm (0.09893m
2) the post hammer of quality 3500kg, fall apart from being 6.0 meters, the accumulative total deflection of continuous three hammerings.The total hammer force of the diesel pile hammer of different capacity must with " rules " required standard post hammer three, to hit hammer force (63T*M) consistent, otherwise can not require consistently with " rules ", causes design and construction without according to complying with.
2. be subject to the geological conditions restriction large; because inner tamping tube length is greater than outer length of tube; again without anti-water resistance silt measure; when underground water level is more shallow or artesian aquifer is arranged and during soft wet soil layer; the double action of the viscous force because pulling out produced negative pressure and soft wet soil layer on inner tamping tube is often understood in construction; cause on inner tamping tube and pull out difficulty; especially in saturated sand; if pulling out inner tamping tube by force will produce siphon inlet and gush the sand phenomenon; finally cause the harsh concrete after carrier completes to pour into and to tamp, will directly affect pile quality.
3. when meeting than hardpan, it is convenient to adopt point end inner tamping tube and to penetrate to pile sinking to bring than hardpan, but after in outer tube, pouring into inserts, under restraint forces effect due to the point lateral force that produces when inserts is hit to outer tube of end inner tamping tube and outer tube, very easily form Guan Wedged, inserts is difficult to be hit outer tube.
The utility model content
The purpose of this utility model is to design a kind of novel carrier pile, addresses the above problem.
To achieve these goals, the technical solution adopted in the utility model is as follows:
A kind of carrier pile, comprise carrier and pile body, described carrier comprises underfill material expansion body and bottom dry and hard concrete expansion body, described pile body comprises concrete piles and reinforcing cage, the bottom of described concrete piles is arranged on the dry and hard concrete expansion body of described bottom, described underfill material expansion body is wrapped up described bottom dry and hard concrete expansion body, and described reinforcing cage wraps up described concrete piles.
Described bottom dry and hard concrete expansion body and described concrete piles are that the equal strength material forms.
A kind of equipment of the compaction pile for the described carrier pile of constructing, comprise a machine, pile monkey, dowel bar and pile pipe, described pile monkey hangs on described stake machine, and the lower end of described pile monkey is connected with described flat dowel bar and inserts in described pile pipe, and described pile pipe is connected with described stake machine; The external diameter of described dowel bar is than the little 30-60mm of the internal diameter of described pile pipe, the short 100-150mm of length of the described pile pipe of Length Ratio of described dowel bar.
Described dowel bar is flat dowel bar.
The purpose of this utility model is to realize the carrier pile construction after utilizing hammering compaction pile equipment and technology to be improved, and needs again to require to be consistent with " carrier pile design discipline " JGJ135-2007 simultaneously.
Main device of the present utility model and principle are: with diesel pile hammer, be used as power, its lower connection with flat dowel bar in rear insertion pile pipe, under the effect of pile monkey hammer force, pile pipe and dowel bar are sunk to projected depth jointly, and by certain job practices, jointly ram the mode of expansion by dowel bar and pile pipe, hold inserts repeatedly to tamp stake compacted, force the soil body of stake end surrounding edge scope to participate in stressed, form carrier, stake end carrier bearing capacity is not fully exerted, thereby reaches the purpose that increases substantially bearing capacity of pile tip.Its step:
1. insert in pile pipe pile-forming machine perching levelling after at first pile monkey being connected with flat dowel bar;
2. with the hammer force of pile monkey, pile pipe and dowel bar are synchronously sunk to projected depth, after extracting dowel bar, drop into first inserts in pile pipe;
3. dowel bar inserts pile pipe again and is pressed on above inserts, and pile pipe is pulled up to certain altitude;
4. with pile monkey hammering dowel bar, the pile pipe inner filling material is hit to pile pipe, again pile pipe and dowel bar are sink to projected depth simultaneously, the pile pipe inner filling material is downwards and after surrounding soil body extruding formation enlarged footing carrier, repeat above step according to design again, until meet design three, hit the requirement of equivalent value pile penetration;
5. after the carrier construction, extract dowel bar, in pile pipe, drop into dry and hard concrete or anhydrous concrete, by step 3,4 compactings;
6. finally carry out the pile body construction, when primary concreting concrete piles desired height, then insert dowel bar and press on concrete, the limit flanging pulls up pile pipe slowly, until extract the ground pile.
The utility model is that the applicant passes through many Construction practices in the time more than 3 years, update, summary is improved, its purpose is improved on the basis that utilizes compaction pile equipment and technical advantage, existing problem in fine solution original vector pile driving construction, when realizing and improving the carrier pile construction, can require to be consistent with " carrier pile design discipline " JGJ135-2007 again, so that it is evidence-based to design, construct.
To achieve these goals, carrier pile construction main device of the present utility model, principle and step comprise following content:
One, main device
1. stake machine: the working platform of effect before and after carrying out up and down as equipments such as supported and suspended diesel pile hammer, pile pipe, dowel bars.
2. pile monkey: utilize the hammering energy of pile monkey that pile pipe and dowel bar are sunk in soil, and inserts is tamped compacted, the major impetus of construction operation.
3. flat dowel bar: be the hammering energy of diesel pile hammer can be delivered in the soil layer of pile pipe bottom, realize the key tool of rammer-enlarged compaction inserts and soil body operation, have in pile pipe in water or anhydrous situation and all can carry out the rammer-enlarged compaction construction to inserts and the soil body.The flat effect of dowel bar is mainly that the inserts in pile pipe is hit to pile pipe, and in this course, the hammer force of pile monkey is always downward active force and, without cross component force, makes the pile pipe inner filling material be easy to be hit pile pipe by the dowel bar transmission.
4. pile pipe: the main tool of the pore-forming adapted with the stake footpath in construction operation, retaining wall, pile.
Two, cardinal principle
Hang diesel pile hammer with pile frame, insert in pile pipe after being connected with dowel bar below it, under the effect of pile monkey hammer force, pile pipe and dowel bar are sunk to the projected depth pore-forming jointly; After reaching projected depth, extract dowel bar, after dropping into inserts in pile pipe, then insert dowel bar and be pressed on above the pile pipe inner filling material, after on pile pipe, pulling out a little; With pile monkey hammering dowel bar, the pile pipe inner filling material is hit to pile pipe, again dowel bar and pile pipe are sink to projected depth jointly, make inserts downwards and surrounding soil body expanding extruding, jointly ramming the mode of expansion by dowel bar and pile pipe holds inserts compacted through repeatedly tamping stake, force a soil body of end periphery scope to participate in stressed formation carrier, until meet the penetration requirement; And then insert dry and hard concrete compacting, stake end carrier bearing capacity is not fully exerted, thereby reaches the purpose that increases substantially bearing capacity of pile tip; Finally carry out the pile body construction, place reinforcing cage, fill with concrete, slowly extract the pile pipe pile.
Three, key step
1. insert in pile pipe thick and the equicohesive dry of pile body or anhydrous concrete at the pad one deck 150-200mm of place, stake position, pile-forming machine perching after at first pile monkey being connected with flat dowel bar, put down pile pipe, be pressed on above anhydrous concrete, through ramming, formation blocks water, the mud blocking pipe plug, and adjusts pile frame, pile pipe verticality;
2. the hammer force by pile monkey synchronously sinks to projected depth L by pile pipe and dowel bar, extracts dowel bar and throw in first inserts in pile pipe, and highly for H, (general quantity is 0.2-0.3m
3);
3. dowel bar is turned back in pile pipe and is pressed on inserts, and pile pipe is pulled up to h (h<H) be generally 0.4-0.65H;
4. after with pile monkey hammering dowel bar, the inserts in pile pipe being hit, by pile pipe and the dowel bar subsynchronous projected depth (L-C that is sink to again
1) position, its inserts downwards and the extruding of the surrounding soil body, forms the carrier enlarged, and completes to ram for the first time after expanding to repeat above step according to designing requirement, carries out ramming for the n time and expands, so repeatedly until meet the hammering equivalent value N that designs the penetration requirement
still, complete the carrier construction;
5. after the carrier construction, extract dowel bar and build dry and hard concrete in pile pipe, and as stated above by its compacting;
6. finally carry out the pile body construction:
1) if, while adopting the construction reinforced concrete filling pile body, can first put into reinforcing cage, then pour into concrete, when primary concreting concrete piles desired height, then insert dowel bar, be pressed on above the interior concrete of pile pipe, the limit flanging pulls up pile pipe slowly, until extract the ground pile;
2) adopt the carrier pile body as the enhancing part in composite foundation, pile body can be unworthy of reinforcing cage, directly builds after concrete by 1) the method construction;
While 3) adopting precast pile, can after carrier completes, pile pipe be extracted, and in position precast pile be sunk on carrier.
Inserts refers to the material of inserting for compaction pile end foundation soil, comprises brickbat, broken concrete, cement mixture, rubble and cobble etc.
The design parameters such as above H, h will be determined according to field condition.
L---be immersed tube projected depth for the first time.
C
1... C
n---in n rammer-enlarged compaction operation of for the first time to the, pile pipe and dowel bar synchronously sink down into from the distance at the bottom of stake, can be taken as 0.2-0.5m at every turn.
Ns---with the standard column hammer three equivalent value 3N1 that hit.
N
1---the hammering energy P of a standard column hammer blow
bwith diesel pile hammer hammering energy P used
cequivalent conversion hit number.
Formula:
A in formula
g---pile pipe sectional area m
2.
A
b---standard column hammer floor space m
2.0.09893m
2。
P
b---standard column hammer blow hammering energy 210KN.
P
c---diesel hammer hammering energy KN/M used, can look into pile monkey technical data used.
Z
j---diesel hammer hammering energy reduction coefficient 0.95-0.70 (wherein consider pile penetration 10cm<, the possible normal hammering energy of diesel hammer in>30cm scope, pile penetration is little gets large value, pile penetration gets the small value greatly; New hammer is got large value, and old hammer gets the small value).
Be preferably in above-mentioned key step 1, flat dowel bar is less by 30 than pile pipe internal diameter---60mm, and the Length Ratio pile pipe is short by 100---150mm, in order to more shallow at water level or artesian water soil layer when construction arranged, is used as to prevent water resistance silt pipe close.
Be preferably in above-mentioned key step 1, can be omitted in place, stake position pad one deck 150 without groundwater condition construction---200mm thick with the equicohesive dry of pile body or anhydrous concrete operation, can directly pile pipe and dowel bar synchronously be sunk to projected depth.
Be preferably in above-mentioned key step 1, more shallow or artesian water soil layer when construction arranged in groundwater table, can place, stake position place an internal diameter and be greater than pile pipe external diameter 100---200mm, the circle of high 200mm left and right, place and the equicohesive dry of pile body or anhydrous concrete the pipe close material become silted up as anti-water resistance in circle.
Be preferably in above-mentioned key step 1, have than hard interbedded layer under earth's surface or artesian aquifer is arranged, pipe close can not meet anti-water resistance and become silted up while requiring, and can adopt the Prefabricated reinforced concrete pile top, to reach the purpose that improves penetration power and the silt of anti-water resistance.Working procedure with precast pile tip is identical with the pipe close method, has just reduced the pipe close operation and has changed into pile top is set.
Be preferably in above-mentioned key step 2,3, inserts is the amount of inserting H and pile pipe height of lifting h at every turn, should estimate and total insert number of times and the amount of inserting is considered according to test pile, gets for the first time large value, gets the small value for the last time.
Be preferably in above-mentioned key step 4 C
1... C
nvalue can consider according to the bearing stratum situation: better for geological conditions, the soil layer that compacted effect is good, can not drop into inserts and the stake end soil body is directly tamped; Can get for the first time large value by total inserts input number of times for bearing stratum condition and the general soil layer of compacted effect, get the small value for the last time.
Be preferably in above-mentioned key step 5, after carrier construction, extract dowel bar, when building dry and hard concrete in pile pipe, more shallow or have in artesian aquifer and pile pipe when a small amount of water inlet is arranged in groundwater table, can be to building anhydrous concrete in pile pipe and by its compacting.
The beneficial effects of the utility model can be summarized as follows:
1, save equipment investment.The fund input that has utilized former compaction pile equipment and construction technology to solve the carrier pile special equipment, also meet the aim of the current conservation-minded society advocated.
2, have complementary advantages.Give full play to the advantage of carrier pile and utilize the advantage of compaction pile, better solved the problem existed in the carrier pile construction, the range of application of carrier pile is further enlarged and perfect.
3, improve work efficiency, ensure quality.Ram pore-forming with post hammer, the post hammer ram frequency 2-5 time/minute, and adopt diesel hammer ram frequency 30-50 time/divide, the input amount of inserts also can significantly be greater than the input amount of original vector stake at every turn; Under pile monkey and dowel bar Gravitative Loads, concrete piles is extruded closely knit, and pile quality is more easily guaranteed simultaneously.Thereby under the prerequisite of ensuring the quality of products, the larger work efficiency that improved.
4, for design, construction application provide convenient.Because of the diesel hammer hammering energy used in Specific construction, with the difference of " carrier pile design discipline " penetration hammering energy, by the pile penetration equivalent value, convert, can reach standard column hammer hammering energy once, make design and construction all evidence-based, for applying, provide convenience.
The accompanying drawing explanation
The structural representation that Fig. 1 is compaction pile equipment of the present utility model.
Fig. 2 is the structural representation of this carrier pile itself
Fig. 3 is that compaction pile equipment is constructed and generated the work progress schematic diagram of described carrier pile.
The specific embodiment
Clearer for technical problem, technical scheme and beneficial effect that the utility model is solved, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
A kind of carrier pile as shown in Figure 2, comprise carrier and pile body, described carrier comprises underfill material 6 expansion body and bottom dry and hard concrete 7 expansion body, described pile body comprises concrete piles and reinforcing cage 8, the bottom of described concrete piles is arranged on dry and hard concrete 7 expansion body of described bottom, described underfill material 6 expansion body are wrapped up described bottom dry and hard concrete 7 expansion body, the described concrete piles of described reinforcing cage 8 parcel.
In the embodiment be more preferably, described bottom dry and hard concrete 7 expansion body and described concrete piles are that the equal strength material forms.
A kind of equipment of the compaction pile for the described carrier pile of constructing as shown in Figure 1, comprise a machine 1, pile monkey 2, dowel bar and pile pipe 4, described pile monkey 2 hangs on described stake machine 1, the lower end of described pile monkey 2 is connected with described flat dowel bar 3 and inserts in described pile pipe 4, and described pile pipe 4 is connected with described pile monkey 2; The external diameter of described dowel bar is than the little 30-60mm of the internal diameter of described pile pipe 4, the short 100-150mm of length of the described pile pipe 4 of the Length Ratio of described dowel bar.
In the embodiment be more preferably, described dowel bar is flat dowel bar 3.
Embodiment mono-
Engineering specifications: under the more shallow and earth's surface of groundwater table, soil layer is very soft, adopts the DD25 pile monkey, hammering energy Pc---56KN*M, stake footpath 400mm, dowel section area AG---0.1256m
2, the cast-in-place pile body of steel bar concrete, penetration 20cm.
1. at first pile monkey 2 is hung on a machine 1, lower end is connected with flat dowel bar 3 and inserts in pile pipe 4 (the dowel bar external diameter is than the little 30-60mm of pile pipe internal diameter, than the short 100-150mm of pile pipe), and pile pipe is connected with pile monkey.
2. stake machine 1 is in place, makes pile pipe 4 align piles positions, and at place, stake position, pad one deck 150-200mm is thick, with the equicohesive anhydrous concrete 5 of pile body, puts down pile pipe 4 and is pressed on anhydrous concrete 5, forms through ramming the pipe close of mud that blocks water, in case advance muddy water in pile pipe.
3. start pile monkey 2, the hammer force by pile monkey 2 synchronously sinks to projected depth L by pile pipe 4 and dowel bar 3, extracts dowel bar 3 to the interior input of pile pipe 4 inserts 6 for the first time, height H, and general quantity is 0.2-0.4m
3.Dowel bar 3 is turned back in pile pipe 4 and is pressed on inserts 6, and pile pipe 4 is pulled up to h (h<H), be generally 0.4-0.65H.
4. with pile monkey 2 hammering dowel bars 3, inserts 6 in pile pipe 4 is hit, by pile pipe 4 and dowel bar 3 subsynchronous projected depth (L-C1) position that is sink to again, make its inserts 6 downwards and the extruding of surrounding soil expand, form the carrier of enlarged footing, complete rammer for the first time and repeat above 3,4 steps until meet penetration equivalent value Ns=20cm (Ns=3N1=3 * 2123A according to designing requirement after expanding
git is that hammering energy that DD25 pile monkey 17 hits is equivalent to standard column hammer three and hits energy that/0.85*56 ≈ 17 hits) till, the carrier construction completed.
5., after carrier completes, extract dowel bar 3 to the interior input of pile pipe 4 and pile body equal strength dry and hard concrete 7 (while in pile pipe, a small amount of water being arranged, can drop into and the anhydrous concrete of pile body equal strength), and by its compacting.
6. finally carry out pile body when construction first to the interior placement reinforcing cage 8 of pile pipe 4, then fill with concrete 9, when primary concreting concrete piles 9 desired heights, then insert dowel bar 3 and be pressed on above the interior concrete 9 of pile pipe 4, the limit flanging pulls up pile pipe 4 slowly, until extract pile behind ground;
Embodiment bis-
Engineering specifications: groundwater table is more shallow, and under earth's surface, soil layer has than hard interbedded layer and artesian water is arranged; Adopt the DD40 pile monkey, hammering energy Pc---98KN*M, stake footpath 500mm, dowel section area AG---0.1963m
2, the cast-in-place pile body of steel bar concrete, penetration 10cm.
1. with step 1 in example one;
2. stake machine 1 is in place, make pile pipe 4 align piles positions, in the stake position, the Prefabricated reinforced concrete pile top is placed at place, and at precast pile tip shoulder Chu Chan tri-road straw ropes in case pile pipe is advanced muddy water, simultaneously as the break slow pad in case hit the damage pile top, put down pile pipe 4, the pile pipe lower port is enclosed within on the precast pile tip shoulder, the verticality of levelling stake machine 1 and pile pipe 4;
3. with step 3 in example one;
4. with step 4 in example one, Ns=3N1=3 * 2123A
g/ 0.95*98=14 hits;
5. with step 5 in example one;
6. with step 6 in example one.
More than by concrete and preferred embodiment detailed description the utility model; but those skilled in the art should be understood that; the utility model is not limited to the above embodiment; all within spirit of the present utility model and principle; any modification of doing, be equal to replacement etc., within all should being included in protection domain of the present utility model.
Claims (4)
1. a carrier pile, it is characterized in that, comprise carrier and pile body, described carrier comprises underfill material expansion body and bottom dry and hard concrete expansion body, described pile body comprises concrete piles and reinforcing cage, the bottom of described concrete piles is arranged on the dry and hard concrete expansion body of described bottom, and described underfill material expansion body is wrapped up described bottom dry and hard concrete expansion body, and described reinforcing cage wraps up described concrete piles.
2. carrier pile according to claim 1 is characterized in that: described bottom dry and hard concrete expansion body and described concrete piles are that the equal strength material forms.
3. the equipment of the compaction pile for the carrier pile according to claim 1 and 2 of constructing, it is characterized in that: comprise a machine, pile monkey, dowel bar and pile pipe, described pile monkey hangs on described stake machine, the lower end of described pile monkey is connected with described flat dowel bar and inserts in described pile pipe, and described pile pipe is connected with described pile monkey; The external diameter of described dowel bar is than the little 30-60mm of the internal diameter of described pile pipe, the short 100-150mm of length of the described pile pipe of Length Ratio of described dowel bar.
4. compaction pile equipment according to claim 3, it is characterized in that: described dowel bar is flat dowel bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320471714.1U CN203383205U (en) | 2013-08-02 | 2013-08-02 | Carrier pile and rammed bulb pile device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320471714.1U CN203383205U (en) | 2013-08-02 | 2013-08-02 | Carrier pile and rammed bulb pile device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203383205U true CN203383205U (en) | 2014-01-08 |
Family
ID=49871716
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320471714.1U Expired - Fee Related CN203383205U (en) | 2013-08-02 | 2013-08-02 | Carrier pile and rammed bulb pile device thereof |
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| CN (1) | CN203383205U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104846811A (en) * | 2015-05-20 | 2015-08-19 | 王继忠 | Construction method of carrier pile of various technical line productions |
| CN113513017A (en) * | 2021-05-14 | 2021-10-19 | 张掖市陇原地基基础工程有限公司 | Eight-tooth-shaped carrier pile and construction method thereof |
-
2013
- 2013-08-02 CN CN201320471714.1U patent/CN203383205U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104846811A (en) * | 2015-05-20 | 2015-08-19 | 王继忠 | Construction method of carrier pile of various technical line productions |
| CN113513017A (en) * | 2021-05-14 | 2021-10-19 | 张掖市陇原地基基础工程有限公司 | Eight-tooth-shaped carrier pile and construction method thereof |
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