CN1354306A - Construction method of concrete pile and its construction equipment - Google Patents
Construction method of concrete pile and its construction equipment Download PDFInfo
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- CN1354306A CN1354306A CN 01138623 CN01138623A CN1354306A CN 1354306 A CN1354306 A CN 1354306A CN 01138623 CN01138623 CN 01138623 CN 01138623 A CN01138623 A CN 01138623A CN 1354306 A CN1354306 A CN 1354306A
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Abstract
The construction method of concrete pile includes the following steps: making the guard cylinder whose external wall possesses helical blade direct at pile position and stand well; up-and down moving ramming hammer in the guard cylinder and hammering foundation soil of pile position while rolating the guard cylinder to make the guard cylinder insert into the foundation until the above-mentioned guard cylinder is sunk into the foundation to defined depth; taking out ramming hammer from guard cylinder, and making concrete pile body construction, and then taking out guard cylinder in rotating mode so as to obtain the concrete pile. Said construction equipment includes working table, guide frame, movable power mechanism for driving said guard cylinder, ramming hammer connected with hoister by means of wire rope and the working table can be supported to the ground surface by means of walking mechanism.
Description
Technical field
The present invention relates to field of civil engineering, particularly relate to the construction technology of the pile foundation of high-rise building.
Background technology
The construction of present stake includes the job practices of hammering with the concrete pile of pipe, and this job practices is brought casing in the ground in the hammering mode, carries out the construction of stake then.Its shortcoming is to be not suitable for harder foundation soil,, during the powder fine sand soil layer, then can't pass through pore-forming difficulty, the occasion of the bearing capacity that can't be suitable for having relatively high expectations when running into silt.In the process that adopts this job practices to construct, cause earth heaving easily, influence each other easily between the stake, the vibration of hammering also constitutes and is difficult to populous the factor of constructing in the city that building stands in great numbers in addition.The job practices that also has a kind of in-site pouring concrete pile in addition; its main technique is to carry brill on one side; pour into a mould slurries on one side; to certain absolute altitude place; insert reinforcing cage then; the shortcoming of this technology is to insert reinforcing cage after grouting, can't guarantee the thickness of the topping of reinforcing cage side like this, influences pile quality.
The content of invention
The object of the present invention is to provide a kind of job practices of concrete pile, the mode that this method can be easy is made the stake than high-bearing capacity in harder ground.
Above-mentioned purpose of the present invention is that the job practices by following concrete pile realizes that this method comprises this following step:
1) at stake position place, thirty years of age of the casing align piles position that outside wall surface is had helical blade is good;
2) lifting moving of the hammer ram of the casing inner orientation by having helical blade by above-mentioned outside wall surface on one side, according to making above-mentioned hammer ram stretch out the mode that above-mentioned outside wall surface has the casing bottom of helical blade, the foundation soil body at place, hammering stake position, rotate the casing that above-mentioned outside wall surface has helical blade on one side, the casing that makes this outside wall surface have helical blade enters in the ground downwards;
3) carry out above-mentioned steps 2 repeatedly), sink to prescribed depth until the casing that above-mentioned outside wall surface is had helical blade;
4) have from above-mentioned outside wall surface and propose above-mentioned hammer ram the casing of helical blade;
5) carry out the construction of concrete pile body, the casing that above-mentioned outside wall surface is had helical blade proposes with rotation mode.
Job practices at above-mentioned concrete pile, be preferably in above-mentioned steps 1) in, at first draw hole construction at foundation surface, the bottom that then above-mentioned outside wall surface is had a casing of helical blade is inserted this and is drawn in the hole, thereby the casing that this outside wall surface has a helical blade is stood.
In the job practices of above-mentioned concrete pile, preferably above-mentionedly draw the hole construction and refer to dig out shallow bore hole at the foundation surface at place, regulation stake position.
In the job practices of above-mentioned concrete pile, preferably above-mentionedly draw the hole construction and refer to by hammer ram, ram out shallow bore hole at the foundation surface at place, regulation stake position.
In the job practices of above-mentioned concrete pile, be preferably in the occasion that forms reinforced concrete pile, in above-mentioned steps 4) described in the proposition hammer ram after, reinforcing cage is put into the casing that above-mentioned outside wall surface has helical blade, until prescribed depth at once.
In the job practices of above-mentioned concrete pile, be preferably in above-mentioned steps 3) described in the casing that above-mentioned outside wall surface is had helical blade sink to prescribed depth after, at first according to complex carrier compaction pile design discipline, the stake end soil body is carried out the consolidation process construction, form by influencing the soil body at the stake end thus, the compacted soil body, compacting inserts, the complex carrier that the compacting harsh concrete forms.
In the job practices of above-mentioned concrete pile, be preferably in the occasion of in-site pouring concrete pile body, above-mentioned steps 5) is performed such, promptly an edge with sink to the mode that above-mentioned outside wall surface has the opposite direction of the direction of rotation of casing of helical blade, promote the casing that this outside wall surface has helical blade, the casing that has helical blade on one side by this outside wall surface, concrete perfusion in the stake hole forms the concrete pile body.
In the job practices of above-mentioned concrete pile, be preferably in the occasion of precast concrete pile body, above-mentioned steps 5) is performed such, prefabricated steel concrete pile body is inserted by the casing that above-mentioned outside wall surface has helical blade, propose the casing that above-mentioned outside wall surface has helical blade with rotation mode, water the pile body and the gap of stake hole wall full with cement mortar.
In the job practices of above-mentioned concrete pile, be preferably in the occasion of in-site pouring steel concrete pile body, above-mentioned steps 5) is performed such, promptly an edge with sink to the mode that above-mentioned outside wall surface has the opposite direction of the direction of rotation of casing of helical blade, promote the casing that this outside wall surface has helical blade, the casing that has helical blade on one side by this outside wall surface, the rigid hardening slurry of priming petock in the stake hole, position or assigned position until the hole of not collapsing, then according to the casing that above-mentioned outside wall surface has helical blade being proposed fully with aforesaid rotation mode, then, reinforcing cage is inserted in the above-mentioned hydraulicity hardening slurry, until prescribed depth, at last in these slurries, put into or do not put under the situation of pellet, to mend the slurry pipe and be inserted into this slurries inside, and mend the slurry pipe by this once more hydraulicity hardening slurry is extruded, reach the stake position, aperture of regulation until the liquid level of above-mentioned slurries.
In the job practices of above-mentioned concrete pile, preferably above-mentioned benefit slurry is to be inserted into a bottom, hole by mending the slurry pipe, mends the slurry pipe with higher pressure by this, and hydraulicity hardening slurry is extruded, above-mentioned hydraulicity hardening slurry is a cement paste, and above-mentioned pellet is a stone.
Another object of the present invention is to provide a kind of construction equipment that cooperates the job practices of above-mentioned concrete pile and use, this device structure is simple, and is easy to operate, only by an equipment, just can realize that the boring and the rammer of complex carrier fill out the perfusion of construction and hardening slurry.
This construction equipment comprises workbench, the front end of this workbench is provided with leading truck, on this leading truck, being provided with actuating unit along the mode that slides up and down, this actuating unit is driving the mode that this above-mentioned outside wall surface has the casing of helical blade by this actuating unit rotation, the front end that has the casing of helical blade with above-mentioned outside wall surface is connected, in addition, the top suspention of above-mentioned leading truck has hammer ram, this hammer ram is connected with hoist engine by wire rope, above-mentioned actuating unit inside has and above-mentioned hammer ram is passed and enters through hole in the casing that above-mentioned outside wall surface has helical blade, and above-mentioned workbench is supported on the ground by walking mechanism.
In above-mentioned construction equipment, best above-mentioned actuating unit comprises support, two motor that above-mentioned relatively through hole keeps symmetric relation are installed on this support, this motor is connected with tube connector by reducing gear, and this tube connector is connected by the top that flange and outside wall surface have the casing of helical blade.
In above-mentioned construction equipment, the top of best above-mentioned support has pulley, and the top suspension from leading truck gets off this actuating unit by the wire rope of walking around the pulley of installing on the top of the trellis.
In above-mentioned construction equipment, best above-mentioned leading truck comprises guide rail, above-mentioned actuating unit is realized sliding up and down by this guide rail guiding, between leading truck and workbench, be connected with support bar, the front and back end of above-mentioned workbench is equipped with the hydraulic support leg, and above-mentioned walking mechanism is a hydraulic walking mechanism.
According to method of the present invention, in work progress, hammer number reduces greatly, and vibration sense significantly reduces, be suitable for populous, the city that building is crowded.Because in sinking to the process of casing, be attended by the rotation of the blade-carrying casing of its external surface in addition, make casing pass through silt easily like this, fine sand layer etc., soil body density bigger than hardpan.Because in sinking to the process of casing, the hammering amount reduces greatly, influencing each other between the stake reduces the phenomenon of the earth heaving that reduces greatly greatly.Adopt method of the present invention, can have construction, the pile foundation that is particularly suitable for making high-rise building than the stake of high-bearing capacity.In addition,, do not propose casing, can before grouting, insert reinforcing cage as required like this, consequently can guarantee the thickness of topping of the side of reinforcing cage owing to, form before the pile body in grouting.
The specific embodiment
Below in conjunction with accompanying drawing, mode specifically describes the construction equipment that job practices and this method adopted of concrete pile of the present invention by way of example.
Fig. 1 is the elevational schematic view of an embodiment of the construction equipment that job practices adopted of concrete pile of the present invention;
Fig. 2 is that elevation is amplified in the part of the actuating unit in the described construction equipment of Fig. 1;
Fig. 3 is the vertical view of actuating unit shown in Figure 2;
Fig. 4 is the process chart of an embodiment of the job practices of concrete pile of the present invention.
At first, with reference to Fig. 4, an embodiment of the construction method of concrete-pile of the present invention is described. Such as Fig. 4 (A) Shown in, at place, selected stake position, carry out, such as manually digging hole, draw hole 1 construction so that after the outer wall that carries out wear Then shown in Fig. 4 (B), insert the front end of outside wall surface with the casing 2 of helical blade casing 2 location that helical blade is arranged In the above-mentioned hole of having dug, this casing is stood, namely realizes above-mentioned outside wall surface with casing 2 location of helical blade, then as Shown in Fig. 4 (C), pass through by above-mentioned outside wall surface lifting moving with the hammer rams 3 of the casing 2 inner guiding of helical blade on one side, According to making above-mentioned hammer ram 3 stretch out above-mentioned outside wall surface with the mode of casing 2 bottoms of helical blade, bottom, the established stake of hammering hole The foundation soil body at place Yi Bian rotate above-mentioned outside wall surface with the casing 2 of helical blade, makes this outside wall surface protecting with helical blade Tube 2 enters in the ground, afterwards such as Fig. 4 (D) 3) repeatedly carry out above the just step of description, i.e. step shown in Fig. 4 (C), Until above-mentioned outside wall surface is sunk to the designed elevation place with the casing 2 of helical blade, then according in October calendar year 2001 by China Building industry publishing house publishes, and People's Republic of China's industry standard " Ram-compaction Piles With Composite Bearing Base design discipline " resembles Fig. 4 (E) shown in like that, by above-mentioned hammer ram 3 along up and down, by the liter of above-mentioned outside wall surface with casing 2 guiding of helical blade Fall motion, carry out the construction of the complex carrier in the Ram-compaction Piles With Composite Bearing Base, namely carry out the inserts 4 by compacting, solid soil 5 Hes Affect the complex carrier construction that the soil body 6 forms, shown in Fig. 4 (F), by the elevating movement of above-mentioned hammer ram 3, rammer is filled out dried then Rigid concrete forms the dry concrete layer 7 that is positioned at the complex carrier top, afterwards shown in Fig. 4 (G), outside above-mentioned Wall inserts above-mentioned outside wall surface protecting with helical blade with proposing above-mentioned hammer ram 3 in the casing 2 of helical blade with steel reinforcement cage 9 In the tube 2, until prescribed depth, such as, place, stake bottom, hole, on one side with above-mentioned outside wall surface with the casing 2 of helical blade with along with The mode rotation mode that direction of rotation when entering is opposite proposes, on one side by flexible pipe 10, from outside wall surface protecting with helical blade Pile concrete is poured in tube 2 bottoms in the stake hole, last shown in Fig. 4 (H), forms with complex carrier and concrete-pile The concrete-pile of body 8.
As shown in Figure 1, an embodiment of the construction equipment that adopts as concrete pile construction of the present invention, it comprises the worker Make platform 23, the front end of this workbench 23 is provided with leading truck 20, on this leading truck 20, arranging along the mode that slides up and down Dynamic mechanism 17, this actuating unit 17 is with can be by the casing of this above-mentioned outside wall surface of this actuating unit rotary actuation with helical blade 2 mode is connected with the front end of above-mentioned outside wall surface with the casing 2 of helical blade, and in addition, the top of above-mentioned leading truck 20 is passed through Steel wire rope 11 suspentions have hammer ram 3, and this hammer ram 3 is connected with hoist engine 30 by steel wire rope 11,18, and open above-mentioned actuating unit 17 inside Have above-mentioned hammer ram is passed and enter above-mentioned outside wall surface with the through hole in the casing 2 of helical blade, above-mentioned workbench 23 is by row Walking mechanism is supported on the ground. Shown in Fig. 1～3, above-mentioned actuating unit 17 comprises support 26, is equipped with on this support 26 relatively Above-mentioned through hole keeps two motor 27,27 of symmetric relation, and this motor 27,27 connects by reducing gear 28 and tube connector 29 Connect, this tube connector 29 is connected the top of above-mentioned support 26 by ring flange 30 with the top of outside wall surface with the casing 2 of helical blade Section is with pulley 16, and this actuating unit 17 is by walking around the steel wire rope 13 of the pulley 16 of installing on the top of the trellis, and is sliding on the leading truck 20 Wheel 14 and suspending in midair from the upper frame 15 of leading truck 20, above-mentioned leading truck 20 comprises guide rail (not specifically illustrating in the drawings), and is above-mentioned Actuating unit 17 is realized sliding up and down by this guide rail guiding. As shown in Figure 1, between leading truck 20 and workbench 23, be connected with Support bar 19, the front and back end of above-mentioned workbench 23 is equipped with hydraulic support leg 21,23, and above-mentioned walking mechanism is that hydraulic walking is capable Walk mechanism 25, this mechanism's supporting turntable 24, these rotating disk 24 supporting tables 23.
Claims (14)
1. the job practices of a concrete pile, this method comprises this following step:
1) at stake position place, thirty years of age of the casing align piles position that outside wall surface is had helical blade is good;
2) lifting moving of the hammer ram of the casing inner orientation by having helical blade by above-mentioned outside wall surface on one side, according to making above-mentioned hammer ram stretch out the mode that above-mentioned outside wall surface has the casing bottom of helical blade, the foundation soil body at place, hammering stake position, rotate the casing that above-mentioned outside wall surface has helical blade on one side, the casing that makes this outside wall surface have helical blade enters in the ground downwards;
3) carry out above-mentioned steps 2 repeatedly), sink to prescribed depth until the casing that above-mentioned outside wall surface is had helical blade;
4) have from above-mentioned outside wall surface and propose above-mentioned hammer ram the casing of helical blade;
5) carry out the construction of concrete pile body, the casing that above-mentioned outside wall surface is had helical blade proposes with rotation mode.
2. the job practices of concrete pile according to claim 1, it is characterized in that in above-mentioned steps 1) in, at first draw the hole construction at foundation surface, the bottom that then above-mentioned outside wall surface is had a casing of helical blade is inserted this and is drawn in the hole, thereby the casing that this outside wall surface has a helical blade is stood.
3. the job practices of concrete pile according to claim 2 is characterized in that above-mentionedly drawing the hole construction and referring to dig out shallow bore hole at the foundation surface at place, regulation stake position.
4. the job practices of concrete pile according to claim 2 is characterized in that above-mentionedly drawing the hole construction and referring to by hammer ram, ram out shallow bore hole at the foundation surface at place, regulation stake position.
5. the job practices of concrete pile according to claim 1, it is characterized in that in the occasion that forms reinforced concrete pile, in above-mentioned steps 4) described in the proposition hammer ram after, at once reinforcing cage is put into the casing that above-mentioned outside wall surface has helical blade, until prescribed depth.
6. the job practices of concrete pile according to claim 1, it is characterized in that in above-mentioned steps 3) described in the casing that above-mentioned outside wall surface is had helical blade sink to prescribed depth after, at first according to complex carrier compaction pile design discipline, the stake end soil body is carried out the consolidation process construction, form by influencing the soil body at the stake end thus, the compacted soil body, compacting inserts, the complex carrier that the compacting harsh concrete forms.
7. the job practices of concrete pile according to claim 1, it is characterized in that the occasion of concrete perfusion pile body at the scene, above-mentioned steps 5) is performed such, promptly an edge with sink to the mode that above-mentioned outside wall surface has the opposite direction of the direction of rotation of casing of helical blade, promote the casing that this outside wall surface has helical blade, the casing that has helical blade on one side by this outside wall surface, concrete perfusion in the stake hole forms the concrete pile body.
8. the job practices of concrete pile according to claim 1, it is characterized in that occasion at the precast concrete pile body, above-mentioned steps 5) is performed such, prefabricated steel concrete pile body is inserted by the casing that above-mentioned outside wall surface has helical blade, propose the casing that above-mentioned outside wall surface has helical blade with rotation mode, water the pile body and the gap of stake hole wall full with cement mortar.
9. the job practices of concrete pile according to claim 1, it is characterized in that pouring at the scene the occasion of steel concrete pile body, above-mentioned steps 5) is performed such, promptly an edge with sink to the mode that above-mentioned outside wall surface has the opposite direction of the direction of rotation of casing of helical blade, promote the casing that this outside wall surface has helical blade, the casing that has helical blade on one side by this outside wall surface, the rigid hardening slurry of priming petock in the stake hole, position or assigned position until the hole of not collapsing, then according to the casing that above-mentioned outside wall surface has helical blade being proposed fully with aforesaid rotation mode, then, reinforcing cage is inserted in the above-mentioned hydraulicity hardening slurry, until prescribed depth, at last in these slurries, put into or do not put under the situation of pellet, to mend the slurry pipe and be inserted into this slurries inside, and mend the slurry pipe by this once more hydraulicity hardening slurry is extruded, reach the stake position, aperture of regulation until the liquid level of above-mentioned slurries.
10. the job practices of concrete pile according to claim 9, it is characterized in that above-mentioned benefit slurry is to be inserted into a bottom, hole by mending the slurry pipe, mend the slurry pipe with higher pressure by this, hydraulicity hardening slurry is extruded, above-mentioned hydraulicity hardening slurry is a cement paste, and above-mentioned pellet is a stone.
11. the construction equipment that the job practices of the described concrete pile of claim 1 is used, this construction equipment comprises workbench, the front end of this workbench is provided with leading truck, on this leading truck, being provided with actuating unit along the mode that slides up and down, this actuating unit is driving the mode that this above-mentioned outside wall surface has the casing of helical blade by this actuating unit rotation, the front end that has the casing of helical blade with above-mentioned outside wall surface is connected, in addition, the top suspention of above-mentioned leading truck has hammer ram, this hammer ram is connected with hoist engine by wire rope, above-mentioned actuating unit inside has and above-mentioned hammer ram is passed and enters through hole in the casing that above-mentioned outside wall surface has helical blade, and above-mentioned workbench is supported on the ground by walking mechanism.
12. construction equipment according to claim 11, it is characterized in that above-mentioned actuating unit comprises support, two motor that above-mentioned relatively through hole keeps symmetric relation are installed on this support, this motor is connected with tube connector by reducing gear, and this tube connector is connected by the top that flange and outside wall surface have the casing of helical blade.
13. construction equipment according to claim 11 is characterized in that the top of above-mentioned support has pulley, the top suspension from leading truck gets off this actuating unit by the wire rope of walking around the pulley of installing on the top of the trellis.
14. construction equipment according to claim 11, it is characterized in that above-mentioned leading truck comprises guide rail, above-mentioned actuating unit is realized sliding up and down by this guide rail guiding, between leading truck and workbench, be connected with support bar, the front and back end of above-mentioned workbench is equipped with the hydraulic support leg, and above-mentioned walking mechanism is a hydraulic walking mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01138623 CN1117906C (en) | 2001-12-28 | 2001-12-28 | Construction method of concrete pile and its construction equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01138623 CN1117906C (en) | 2001-12-28 | 2001-12-28 | Construction method of concrete pile and its construction equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1354306A true CN1354306A (en) | 2002-06-19 |
| CN1117906C CN1117906C (en) | 2003-08-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01138623 Expired - Lifetime CN1117906C (en) | 2001-12-28 | 2001-12-28 | Construction method of concrete pile and its construction equipment |
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| Country | Link |
|---|---|
| CN (1) | CN1117906C (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100381645C (en) * | 2003-11-21 | 2008-04-16 | 王继忠 | Constructure method of concrete pile |
| CN100412273C (en) * | 2003-04-11 | 2008-08-20 | 王继忠 | Constrnction method for concrete pile |
| CN101560768B (en) * | 2009-05-20 | 2011-06-08 | 毕建东 | Overall process construction method for hammering pile, special device therefor and application thereof |
| CN104295234A (en) * | 2014-09-19 | 2015-01-21 | 刘守进 | Long spiral extrusion bottom ramming pile machine and pile foundation pouring pile forming method |
| CN104314078A (en) * | 2014-11-05 | 2015-01-28 | 王继忠 | Concrete pile construction equipment and construction method thereof |
| CN105908747A (en) * | 2016-06-12 | 2016-08-31 | 江苏昌鑫基础工程有限公司 | Drilling and pile arranging assembly of large-torque jet-grouting mixing pile construction device |
-
2001
- 2001-12-28 CN CN 01138623 patent/CN1117906C/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100412273C (en) * | 2003-04-11 | 2008-08-20 | 王继忠 | Constrnction method for concrete pile |
| CN100381645C (en) * | 2003-11-21 | 2008-04-16 | 王继忠 | Constructure method of concrete pile |
| CN101560768B (en) * | 2009-05-20 | 2011-06-08 | 毕建东 | Overall process construction method for hammering pile, special device therefor and application thereof |
| CN104295234A (en) * | 2014-09-19 | 2015-01-21 | 刘守进 | Long spiral extrusion bottom ramming pile machine and pile foundation pouring pile forming method |
| CN104314078A (en) * | 2014-11-05 | 2015-01-28 | 王继忠 | Concrete pile construction equipment and construction method thereof |
| CN105908747A (en) * | 2016-06-12 | 2016-08-31 | 江苏昌鑫基础工程有限公司 | Drilling and pile arranging assembly of large-torque jet-grouting mixing pile construction device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1117906C (en) | 2003-08-13 |
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Assignee: BEIJING PUISSANT GEOTECHNICAL ENGINEERING CO., LTD. Assignor: Wang Jizhong Contract record no.: 2011110000108 Denomination of invention: Construction method of concrete pile and its construction equipment Granted publication date: 20030813 License type: Exclusive License Open date: 20020619 Record date: 20110718 |
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Address after: 102218 Beijing city Changping District East Town Taiping home building No. 31 Beijing possente Geotechnical Engineering Co. Ltd. Patentee after: Wang Jizhong Address before: 102209, Beijing, Changping District East small town Tiantongyuan Small District 3, building 103, room 9 Patentee before: Wang Jizhong |
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| CX01 | Expiry of patent term |
Granted publication date: 20030813 |
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