CN101235647B - Drilling filling integrated drilling filling equipment and technique - Google Patents
Drilling filling integrated drilling filling equipment and technique Download PDFInfo
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- CN101235647B CN101235647B CN2007100539233A CN200710053923A CN101235647B CN 101235647 B CN101235647 B CN 101235647B CN 2007100539233 A CN2007100539233 A CN 2007100539233A CN 200710053923 A CN200710053923 A CN 200710053923A CN 101235647 B CN101235647 B CN 101235647B
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Abstract
A drilling and grouting tool which integrates the drilling and the grouting has a drive drill rod, a short drill rod (1) and a connector (2), wherein the upper end of the short drill rod is connected with the drive drill rod and a driller, and the lower end is connected with a guide tube (3) through the connector, the lower end of the guide tube is connected with a full-face drill head (4), and a swing-up type aperture sealer is connected on an aperture tube on the ground. The drilling and grouting technology comprises the steps that firstly tripped into the drilling and grouting tool, driving the drilling head to crack rocks with the axial pressure and the radial torque force of the driller through the drive drill rod, the short drill rod and the guide tube, moving the drilling and grouting tool a certain distance from the bottom of the hole, cleaning the drill hole with pure water which has certain pressure and is provided by a water pump, and finally moving the drilling and grouting tool a certain distance from the bottom of the hole, connecting the swing-up type aperture sealer with the aperture tube, then rotating with a gland (5), compressing and expanding with a sealing ring (8) to contact with a grouting tube, namely the drive drill rod, thereby realizing the enclosure of the aperture. Slurry can be grouted into the grouting sections according to the different grouting designs, and the circulating slurry in the aperture can be returned from a recycle slurry pipe (7).
Description
Technical field:
The invention belongs to the based process technical field, particularly relate to a kind of drilling filling integrated drilling filling equipment and technology.
Background technology:
Grouting technique is one of extremely important technology of based process, and nearly 200 years history is arranged, and now is widely used in various based process and the engineering protection.
In present grouting works, the grouting hole depth is general＜100m, minority has 100～160m, and grout compartment length generally is designed to 5m, and its main brill is irritated technological process and is: " grout compartment creeps into--grout compartment flushing--, and grout compartment is in the milk " three process.Grout compartment creeps into operation, needs a plurality of round trips that creep into, and each creeps into round trip, all needs down drilling tool, creeps into, salvages rock core, promotes drilling tool, goes round and begins again to finish a grout compartment and creep into; Grout compartment flushing operation, grout compartment creep into finish after, be lowered to drilling tool and wash; The grout compartment grouting procedure after finishing the grout compartment flushing, proposes drilling tool, is lowered to the grouting facility, is in the milk.
The conventional grout technology, pore-forming technique is taked core-drilling, needs to put repeatedly drilling tool and Grout-jetting pipe in pore-forming, flushing, each operation of being in the milk, and the deficiency of its existence mainly contains the following aspects:
A. grout hole is except that minority pilot hole, inspection eye, and do not require core drilling.The conventional grout technology is underused this technological accumulation and inheritance of non-core drilling;
B. effective time, utilization rate was low, high material consumption, and efficiency of construction is low, and operation labor intensity is big.Because construction is long non-cutting time, effectively bores the filling time availability and have only 45%～50% according to statistics; See Table 1:
Table 1 Different Strata is bored and is irritated efficient and cost consumption data
| The stratum | Bore and irritate efficient (m/ platform day) | Cost consumption (unit/m) |
| Pile up |
3～4m | 280～320 |
| V～VII |
5～7m | 210～260 |
| The above basement rock of VII | 4～6m | 240～280 |
C. so the hole is the rate height.Owing to need in creeping into repeatedly drilling tool and Grout-jetting pipe to be proposed boring, easily cause hole wall collapse on the one hand, especially all the more so in broken scall; Pipe rate height admittedly in filling process on the other hand.
Summary of the invention:
For overcoming the problem that the conventional grout technical matters exists, the purpose of this invention is to provide a kind of drilling filling integrated drilling filling equipment and technology, utilize full-face drilling and aperture to seal full hole cycle grouting and finish pore-forming, flushing and grouting, integrate the linking side chain between each operation, realize boring the filling process optimization, improve and bore the linking ability of irritating operation, reduce cost, raise the efficiency.
For achieving the above object, the present invention adopts following technical scheme:
A kind of drilling filling integrated drilling filling equipment, it has kelly, short drill pipe, joint, guide pipe and full section drill bit, and the short drill pipe upper end is connected with rig with kelly, and the lower end is connected with guide pipe by joint, and the guide pipe lower end is connected with full section drill bit; On the orifice tube on ground, be connected with and revolve lift-type aperture sealer.
Described drilling filling integrated drilling filling equipment, its guide pipe that plays the correcting drilling action adopts thick walled steel tube.
Described drilling filling integrated drilling filling equipment, it revolves lift-type aperture sealer is made up of gland, overcoat and sealing ring, gland is connected with sleeve thread, the gland lower end contacts with sealing ring, sealing ring and gland contact site are provided with pad, sealing ring places overcoat inside, is welded with return pipe in the overcoat bottom.
Described drilling filling integrated drilling filling equipment, its sealing ring material of revolving lift-type aperture sealer is an elastomeric material.
A kind of brill is irritated incorporate brill and is irritated technology, and its processing step is:
1, grout compartment creeps into: be lowered to drilling filling integrated drilling filling equipment, axial compression that rig is given and torsional forces radially pass to full section drill bit by kelly, short drill pipe and guide pipe, drive the drill bit fractured rock;
2, grout compartment flushing: drilling filling integrated drilling filling equipment is lifted from certain distance at the bottom of the hole, and the clear water with certain pressure with water pump provides carries out bore flushing;
3, grout compartment grouting: drilling filling integrated drilling filling equipment is lifted from certain distance at the bottom of the hole, be connected with orifice tube revolving lift-type aperture sealer, revolve the gland of lift-type aperture sealer, press the sealing ring that expands, make sealing ring and Grouting Pipe, i.e. kelly contact realizes the aperture sealing, just can be according to different grouting designs to the grout compartment reperfusion serosity, loop slurry is returned by return pipe in the hole.
Because adopt aforesaid technical scheme, the present invention has following superiority:
This drilling filling integrated drilling filling equipment has complex function, when creeping into, can be used as drilling tool, and gram is got fractured rock and realized drilling depth; When the flushing grout compartment, can be used as the bore flushing utensil, carry out bore flushing; When grouting, can be used as the grouting facility again, bored a grout compartment, do not need to propose boring, and only lift from the bottom of the hole, can be to the grout compartment reperfusion serosity.This drilling filling integrated drilling filling equipment, lift-type aperture sealer is revolved in employing, realized that the aperture seals the cycle grouting technological break-through of full hole, can guarantee effectively that Grouting Pipe can gyration in filling process, can move up and down again, make grout pipe the most thorny in the grouting construction manage fault admittedly, welded tube fault just, incidence drops to below 1% by 5%.
This drilling filling integrated drilling filling equipment and technology, linking side chain between each operation in traditional grouting process is integrated, formation boring and flushing crack, packer permeability test, filling process are controlled integrated new technology, therefore improve grouting construction efficient and quality greatly, have reduced cost.Prove through engineering practice, in similar engineering, compare that the grouting pore-forming efficiency on average improves 60% with the conventional grout method; Bore filling efficient and on average improve 90%, direct cost descends 20～30% for single meter, and effective brill is irritated time availability and reached 60～75%, has obtained remarkable economic efficiency.
Prove through application in practice: in the Xiao Langdi grouting works, the above basement rock grouting of VII level is bored filling efficient and is reached 11.4m/ platform day, bores filling efficient and improves 62%; Engineering direct cost expense reduces by 38%; In the reservoir grouting works of the little South Sea, Chongqing, the boring average efficiency improves 60～80%; Bore and irritate average efficiency raising 70～90%.
The present invention can be applied in any grouting works, and especially in loose, broken, the bad ground such as cave in that tradition bore to irritate that technology is difficult to ensure the quality of products, effect is more remarkable, and drilling depth is big more, and economic benefit and efficient raising are obvious more.
Description of drawings:
Fig. 1 is the drilling filling integrated drilling filling equipment structural representation;
Fig. 2 is the section of structure that revolves lift-type aperture sealer.
Among the figure: the 1-short drill pipe; The 2-joint; The 3-guide pipe; The full section drill bit of 4-; The 5-gland; The 6-overcoat; The 7-return pipe; The 8-sealing ring.
The specific embodiment:
As shown in Figure 1, 2, this drilling filling integrated drilling filling equipment, have kelly, short drill pipe (1), joint (2), guide pipe (3) and full section drill bit (4), short drill pipe (1) upper end is connected with rig with kelly, the lower end is connected with guide pipe (3) by joint (2), and guide pipe (3) lower end is connected with full section drill bit (4); On the orifice tube on ground, be connected with and revolve lift-type aperture sealer.
Described drilling filling integrated drilling filling equipment, its guide pipe (3) that plays the correcting drilling action adopts thick walled steel tube.
Described drilling filling integrated drilling filling equipment, it revolves lift-type aperture sealer is made up of gland (5), overcoat (6) and sealing ring (8), gland (5) is threaded with overcoat (6), gland (5) lower end contacts with sealing ring (8), sealing ring (8) is provided with pad with gland (5) contact site, sealing ring (8) places overcoat (6) inside, is welded with return pipe (7) in overcoat (6) bottom.
Described drilling filling integrated drilling filling equipment, its sealing ring (8) material of revolving lift-type aperture sealer is an elastomeric material.
This brill is irritated incorporate brill and is irritated concrete processing step: at first, grout compartment creeps into, and is lowered to drilling filling integrated drilling filling equipment, axial compression that rig is given and torsional forces radially, pass to full section drill bit (4) by kelly, short drill pipe (1) and guide pipe (3), drive the drill bit fractured rock; Secondly, the grout compartment flushing is lifted from certain distance at the bottom of the hole with drilling filling integrated drilling filling equipment, and the clear water with certain pressure with water pump provides carries out bore flushing; At last, grout compartment grouting, drilling filling integrated drilling filling equipment is lifted from certain distance at the bottom of the hole, be connected with orifice tube, revolve the gland (5) of lift-type aperture sealer revolving lift-type aperture sealer, press the sealing ring (8) that expands, make sealing ring (8) and Grouting Pipe, i.e. kelly contact realizes the aperture sealing, just can be according to different grouting designs to the grout compartment reperfusion serosity, loop slurry is returned by return pipe (7) in the hole.
Claims (1)
1. drilling filling integrated drilling filling equipment, it has kelly, short drill pipe (1), joint (2), the short drill pipe upper end is connected with rig with kelly, on the orifice tube on ground, be connected with and revolve lift-type aperture sealer, it is characterized in that: described brill is irritated facility, its short drill pipe lower end is connected with guide pipe (3) by joint, and the guide pipe lower end is connected with full section drill bit (4); The guide pipe (3) that plays the correcting drilling action adopts thick walled steel tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100539233A CN101235647B (en) | 2007-01-31 | 2007-01-31 | Drilling filling integrated drilling filling equipment and technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100539233A CN101235647B (en) | 2007-01-31 | 2007-01-31 | Drilling filling integrated drilling filling equipment and technique |
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| Publication Number | Publication Date |
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| CN101235647A CN101235647A (en) | 2008-08-06 |
| CN101235647B true CN101235647B (en) | 2010-12-15 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102839651B (en) * | 2012-09-19 | 2014-11-05 | 中国电建集团中南勘测设计研究院有限公司 | Drilling and grouting integrated top-down high-pressure impact extrusion grouting method |
| CN105457997B (en) * | 2015-12-18 | 2018-10-02 | 浙江博世华环保科技有限公司 | A kind of method and apparatus of original position injection |
| CN107165659A (en) * | 2017-07-17 | 2017-09-15 | 中国电建集团华东勘测设计研究院有限公司 | Water-bed tunnel meets shear-zone front pre-grouting construction method |
| CN110374083A (en) * | 2019-07-11 | 2019-10-25 | 长沙理工大学 | A kind of double pressure-controlled impact extrusion grouting system and its construction method |
| CN114059544B (en) * | 2021-12-10 | 2023-12-22 | 重庆电讯职业学院 | Underwater cement pouring system based on Internet of things |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2042109U (en) * | 1988-10-21 | 1989-08-02 | 煤炭工业部煤炭科学研究院重庆研究所 | All-hydraulic drilling machine |
| CN2260820Y (en) * | 1996-04-22 | 1997-08-27 | 华北电力设计院 | Pile-forming drilling machine for pump concrete-pouring pile |
-
2007
- 2007-01-31 CN CN2007100539233A patent/CN101235647B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2042109U (en) * | 1988-10-21 | 1989-08-02 | 煤炭工业部煤炭科学研究院重庆研究所 | All-hydraulic drilling machine |
| CN2260820Y (en) * | 1996-04-22 | 1997-08-27 | 华北电力设计院 | Pile-forming drilling machine for pump concrete-pouring pile |
Non-Patent Citations (4)
| Title |
|---|
| 段新胜等.水库大坝坝基岩石灌浆不提钻钻灌工艺.西部探矿工程 总第81期.2003,(总第81期),第24-25页. |
| 段新胜等.水库大坝坝基岩石灌浆不提钻钻灌工艺.西部探矿工程 总第81期.2003,(总第81期),第24-25页. * |
| 王栋等.小浪底深孔帷幕灌浆工程施工技术探讨.探矿工程 2005年增刊.2005,(2005年增刊),第138-141页. |
| 王栋等.小浪底深孔帷幕灌浆工程施工技术探讨.探矿工程 2005年增刊.2005,(2005年增刊),第138-141页. * |
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