CN204626390U - A kind of drilling tool current divider for quadruple high-pressure rotary-spray - Google Patents
A kind of drilling tool current divider for quadruple high-pressure rotary-spray Download PDFInfo
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- CN204626390U CN204626390U CN201520195305.2U CN201520195305U CN204626390U CN 204626390 U CN204626390 U CN 204626390U CN 201520195305 U CN201520195305 U CN 201520195305U CN 204626390 U CN204626390 U CN 204626390U
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Abstract
The utility model relates to a kind of drilling tool current divider for quadruple high-pressure rotary-spray, comprises housing, is provided with the main shaft supporting with it in described housing; The first core pipe is set with in described main shaft, the second core pipe is set with in first core pipe (28), the 3rd core pipe is set with in second core pipe, between the first core pipe and the second core pipe, be set with mandrel, and by holder and seal, two groups of bent sub assemblies and two groups of pneumatic bent sub assemblies be installed successively.Form quadruple current divider one weight, double, triple, quadruple passage.Wherein three passages can be used for triple rotary-spraying construction, another major path is used for creeping into use, not only improves efficiency of construction, also help overcome bad ground creep into difficulty.
Description
Technical field
The utility model relates to churning drilling tool technical field, especially a kind of drilling tool current divider for quadruple high-pressure rotary-spray.
Background technology
Soft Ground in engineering construction is the key ensureing workmanship, and practice shows, high compression injection techniques reaches its maturity through years of researches and development and application.High pressure jet grouting is a kind of technology of soft soil foundation, is widely used in the foundation reinforcement of building, anti-depression, Anti-inclining, impermeable, sand control base fluid and ground protuberance etc.The principle of this technology is utilizing works rig, drilling rod is got into the ground degree of depth of expectation, in the bottom of grout pipe, special nozzle is housed, and can spray water under high pressure, gas, the thin jet of slurry of more than 30MPa in plane or downdip direction.Grouting constantly promotes, and also swingable or rotation, cuts the soil body and stir simultaneously, and filling water mud, after the solidification of the band soil body, just form satisfactory plate or pile body in underground.Board wall thickness can be 0.07 ~ 1.00m, and pile body largest diameter can reach more than 2 meters.Several plate or stake are intersected, and just form diaphragm wall.
High-pressure rotary jetting driller of the prior art has substance, dual, triple drilling tool.Substance only has a passage once can only transmit a kind of medium (mud) exactly.Transmit other medium (water) to need to shut down replace tubes, not only change inconvenience, also easily result in blockage, and drilling diameter is little.Dual have double passage, can transmit two media (water, mud) simultaneously.Triple have triple passage, can transmit three kinds of media (mud, water, gas) by water and atmospheric pressure cutting soil layer, raising pore-forming efficiency and quality simultaneously.But it is few all to there is passage in above three kinds of common technologies, the shortcomings such as construction technology is single, drilling efficiency is low.
Utility model content
The applicant is for the shortcoming in above-mentioned existing production technology, a kind of drilling tool current divider for quadruple high-pressure rotary-spray is provided, thus wherein three passages can be used for triple rotary-spraying construction, another major path is used for creeping into use, not only improve efficiency of construction, also help overcome bad ground creep into difficulty.
The technical scheme that the utility model adopts is as follows:
A kind of drilling tool current divider for quadruple high-pressure rotary-spray, comprise housing, in described housing, the main shaft supporting with it is installed, be positioned at housing right-hand member and be screwed connection by end cap, between described end cap and main shaft, sealing ring is installed, and the second bearing, the second back-up ring, card key, the first back-up ring, clutch shaft bearing and the second pad are installed successively between housing and main shaft, between described second pad and main shaft, oil sealing is installed; Be set with the first core pipe in described main shaft, the left end of described first core pipe by the 4th O type circle and shaft seal, and installs third gear circle, the first pad and the first holder successively; 3rd holder is installed between housing and the second pad by main shaft, second pneumatic bent sub assembly one end is connected by the 3rd holder, the 4th holder and main shaft, middle by the first black box sealing, described second pneumatic bent sub assembly ventilation, gas circulates through the space between main shaft and the first core pipe;
Be set with the second core pipe in described first core pipe, be set with the 3rd core pipe, between the first core pipe and the second core pipe, be set with mandrel, described mandrel stepped in described second core pipe, the diameter holes of described mandrel left end communicates with the 3rd core pipe;
Described mandrel is provided with the first pad, the second holder also installed by first core pipe, the two ends of described second holder are by the second black box sealing, the outer end being positioned at the second holder is also provided with the first holder, first pneumatic bent sub assembly one end is arranged on the first holder and the second holder, and be communicated with mandrel, the first pneumatic bent sub assembly ventilation, gas circulates from the space between the first core pipe and the second core pipe;
Described mandrel is also provided with the seat of honour, the two ends, left and right at the described seat of honour are respectively by the 4th black box and the 3rd black box, second bent sub assembly one end is arranged on the seat of honour, described second bent sub assembly circulation water under high pressure, and water under high pressure is from the space circulation between the second core Guan Yu tri-core pipe;
The left side of described mandrel is provided with tegillum, and described little covering is provided with the first bent sub assembly, and described first bent sub assembly communicates with mandrel, starches and circulates from the main channel between mandrel and the 3rd core pipe;
The right-hand member being positioned at the first core pipe and the second core pipe is provided with the 5th holder by the 2nd O type circle, be connected with the 3rd core pipe by joint in described 5th holder, sealed by an O type circle between described joint and the 3rd core pipe, described joint rear end connects quadruple drilling rod and quadruple drill bit.
Its further technical scheme is:
The right-hand member of described first holder is sealed by the 5th O type circle and the 3rd holder;
Sealed by the 3rd O type circle between first core pipe and mandrel right-hand member.
The beneficial effects of the utility model are as follows:
The utility model compact conformation, rationally, manufacture and installation is convenient, provides one and both can beat down-hole hammer, can make again the drilling tool of Hydro-efflux Hammer, and greatly can improve rate of penetration.Transmit large discharge medium when effectively utilizing autonomous channel for creeping into, and do not affect the cleannes of other high-pressure rotary-spray passage.And after increasing a passage, drilling tool enlarged diameter, improves drilling tool intensity.Can creep into more deeply, more complex layer.A kind of boring means bad ground being had more to the advantage of creeping into is provided.
The utility model has simple and reasonable, that joint is few, sealing effectiveness is reliable, ground adaptability is strong, bit change-over is easy, with low cost, compliance good, efficiency is high advantage.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Wherein: 1, the first bent sub assembly; 2, the seat of honour; 3, mandrel; 4, the second bent sub assembly; 5, the first holder; 6, the second holder; 7, the first pneumatic bent sub assembly; 8, the first pad; 9, the 3rd holder; 10, the first black box; 11, the 4th holder; 12, the second pneumatic bent sub assembly; 13, the second pad; 14, oil sealing; 15, clutch shaft bearing; 16, the first back-up ring; 17, card key; 18, the second back-up ring; 19, the second bearing; 20, end cap; 21, sealing ring; 22, main shaft; 23, joint; 24, the 5th holder; 25, an O type circle; 26, the 2nd O type circle; 27, screw; 28, the first core pipe; 29, the second core pipe; 30, the 3rd core pipe; 31, housing; 32, the 3rd O type circle; 33, the 4th O type circle; 34, third gear circle; 35, the 5th O type circle; 36, the second black box; 37, the 3rd black box; 38, the 4th black box; 39, tegillum.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described.
As shown in Figure 1, the drilling tool current divider for quadruple high-pressure rotary-spray of the present embodiment, comprise housing 31, the main shaft 22 supporting with it is installed in housing 31, be positioned at housing 31 right-hand member to be fixedly connected by end cap 20 screw 27, sealing ring 21 is installed between end cap 20 and main shaft 22, and the second bearing 19, second back-up ring 18, card key 17, first back-up ring 16, clutch shaft bearing 15 are installed successively between housing 31 and main shaft 22 and between the second pad 13, second pad 13 and main shaft 22, oil sealing 14 are installed; The left end being set with the first core pipe 28, first core pipe 28 in main shaft 22 is sealed with main shaft 22 by the 4th O type circle 33, and installs third gear circle 34, first pad 8 and the first holder 5 successively; 3rd holder 9 is installed between housing 31 and the second pad 13 by main shaft 22, second pneumatic bent sub assembly 12 one end is connected with main shaft 22 by the 3rd holder 9, the 4th holder 11, centre is sealed by the first black box 10, second pneumatic bent sub assembly 12 is ventilated, and gas circulates through the space between main shaft 22 and the first core pipe 28;
Be set with in first core pipe 28 in second core pipe 29, second core pipe 29 and be set with the 3rd core pipe 30, between the first core pipe 28 and the second core pipe 29, be set with mandrel 3, mandrel 3 stepped, the diameter holes of mandrel 3 left end communicates with the 3rd core pipe 30;
Mandrel 3 is provided with the first pad 8, first core pipe 28 is also installed the second holder 6, the two ends of the second holder 6 are sealed by the second black box 36, the outer end being positioned at the second holder 6 is also provided with the first holder 5, first pneumatic bent sub assembly 7 one end is arranged on the first holder 5 and the second holder 6, and be communicated with mandrel 3, the first pneumatic bent sub assembly 7 is ventilated, and gas circulates from the space between the first core pipe 28 and the second core pipe 29;
Mandrel 3 is also provided with the seat of honour 2, the two ends, left and right at the seat of honour 2 are respectively by the 4th black box 38 and the 3rd black box 37, second bent sub assembly 4 one end is arranged on the seat of honour 2, second bent sub assembly 4 circulates water under high pressure, and water under high pressure circulates from the space between the second core pipe 29 and the 3rd core pipe 30;
The left side of mandrel 3 is provided with tegillum 39, tegillum 39 is provided with the first bent sub assembly 1, first bent sub assembly 1 and communicates with mandrel 3, starch and circulate from the main channel between mandrel 3 and the 3rd core pipe 30;
The right-hand member being positioned at the first core pipe 28 and the second core pipe 29 is provided with the 5th holder 24 by the 2nd O type circle 26, be connected with the 3rd core pipe 30 by joint 23 in 5th holder 24, sealed by an O type circle 25 between joint 23 and the 3rd core pipe 30, joint 23 rear end connects quadruple drilling rod and quadruple drill bit.
The right-hand member of the first holder 5 is sealed by the 5th O type circle 35 and the 3rd holder 9.
Sealed by the 3rd O type circle 32 between first core pipe 28 and mandrel 3 right-hand member.
Quadruple drilling tool current divider described in the utility model, comprises two groups of bent sub assemblies, two groups of compositions such as pneumatic bent sub assembly (pneumatic bent sub assembly is provided with one group of Pneumatic unidirectional valve module), core pipe, mandrel.First bent sub assembly 1(i.e. the Ith heavy passage) medium of channel transfer is mud.Second bent sub assembly 4(i.e. the IIth heavy passage) medium of channel transfer is high-pressure water cutting soil layer.First pneumatic bent sub assembly 7(i.e. the IIIth heavy passage) medium of channel transfer is gas, the effect of gas is protection water, improves impact force.Second pneumatic bent sub assembly 12(i.e. the IVth heavy passage) medium of channel transfer can be gas (down-hole hammer) or water (Hydro-efflux Hammer); Quadruple drilling tool can realize selecting different construction (adjunction Hydro-efflux Hammer or down-hole hammer can be selected to improve drilling efficiency according to stratum) according to stratum by the circulation medium difference of pneumatic bent sub.
During rig work, in drilling process, wherein quadruple passage conveying large discharge creeps into medium to drill bit, to be drilled enter the ground degree of depth of expectation after, large discharge is stopped to creep into the conveying of medium, drill power head carries drilling tool to be carried and does gyration, now backstage conveying cement paste, water, compressed air through a weight of quadruple current divider, double, triple passage through drilling rod until quadruple drill bit, in the bottom of quadruple drill bit, special nozzle is housed, at plane or downdip direction inject high pressure water, gas, the thin jet of slurry.Along with the continuous lifting of drilling tool, the soil body cut and stirs, finally forming satisfactory plate or pile body in underground.
Quadruple high-pressure rotary jetting driller:
Ith heavy passage of quadruple current divider and the IIIth of quadruple drill bit the heavy passage UNICOM; Circulation medium is slurry.
IIth heavy passage of quadruple current divider and the IIth of quadruple drill bit the heavy passage UNICOM; Circulation medium is water under high pressure.
IIIth heavy passage of quadruple current divider and the Ith of quadruple drill bit the heavy passage UNICOM; Circulation medium is gas.
IVth heavy passage of quadruple current divider and the IVth of quadruple drill bit the heavy passage UNICOM; Circulation medium is water (Hydro-efflux Hammer) or gas (down-hole hammer).
I heavy passage: starch and enter from the first bent sub assembly 1, runs to the main channel of quadruple drill bit through mandrel 3, the 3rd core pipe 30.
II heavy passage: water under high pressure enters from the second bent sub assembly 4, the related channel program running to quadruple drill bit between the second core pipe 29 and the 3rd core pipe 30
III heavy passage: gas enters from the first pneumatic bent sub assembly 7, runs to the related channel program of quadruple drill bit through space between space again to the first core pipe 28 between mandrel 3 and the second core pipe 29 and the second core pipe 29.
IV heavy passage: gas enters, through the gap between the first core pipe 28 and main shaft 22 to quadruple drill bit related channel program from the second pneumatic bent sub assembly 12.
More than describing is to explanation of the present utility model, and be not the restriction to utility model, the utility model limited range, see claim, within protection domain of the present utility model, can do any type of amendment.
Claims (3)
1. the drilling tool current divider for quadruple high-pressure rotary-spray, it is characterized in that: comprise housing (31), the main shaft (22) supporting with it is installed in described housing (31), be positioned at housing (31) right-hand member to be fixedly connected by end cap (20) screw (27), sealing ring (21) is installed between described end cap (20) and main shaft (22), and be positioned between housing (31) and main shaft (22) the second bearing (19) is installed successively, second back-up ring (18), card key (17), first back-up ring (16), clutch shaft bearing (15) and the second pad (13), between described second pad (13) and main shaft (22), oil sealing (14) is installed, be set with the first core pipe (28) in described main shaft (22), the left end of described first core pipe (28) is sealed by the 4th O type circle (33) and main shaft (22), and installs third gear circle (34) successively, the first pad (8) and the first holder (5), 3rd holder (9) is installed between housing (31) and the second pad (13) by main shaft (22), second pneumatic bent sub assembly (12) one end is connected with main shaft (22) by the 3rd holder (9), the 4th holder (11), centre is sealed by the first black box (10), described second pneumatic bent sub assembly (12) ventilation, gas circulates through the space between main shaft (22) and the first core pipe (28),
The second core pipe (29) is set with in described first core pipe (28), the 3rd core pipe (30) is set with in described second core pipe (29), be positioned between the first core pipe (28) and the second core pipe (29) and be set with mandrel (3), described mandrel (3) stepped, the diameter holes of described mandrel (3) left end communicates with the 3rd core pipe (30);
Described mandrel (3) is provided with the first pad (8), the second holder (6) also installed by first core pipe (28), the two ends of described second holder (6) are by the second black box (36) sealing, the outer end being positioned at the second holder (6) is also provided with the first holder (5), first pneumatic bent sub assembly (7) one end is arranged on the first holder (5) and the second holder (6), and be communicated with mandrel (3), first pneumatic bent sub assembly (7) ventilation, gas circulates from the space between the first core pipe (28) and the second core pipe (29);
Described mandrel (3) is also provided with the seat of honour (2), the two ends, left and right at the described seat of honour (2) are respectively by the 4th black box (38) and the 3rd black box (37), second bent sub assembly (4) one end is arranged on the seat of honour (2), described second bent sub assembly (4) circulation water under high pressure, water under high pressure circulates from the space between the second core pipe (29) and the 3rd core pipe (30);
The left side of described mandrel (3) is provided with tegillum (39), described tegillum (39) is provided with the first bent sub assembly (1), described first bent sub assembly (1) communicates with mandrel (3), starches and circulates from the main channel between mandrel (3) and the 3rd core pipe (30);
Be positioned at the first core pipe (28) and by the 2nd O type circle (26), the 5th holder (24) be installed with the right-hand member of the second core pipe (29), be connected with the 3rd core pipe (30) by joint (23) in described 5th holder (24), sealed by an O type circle (25) between described joint (23) and the 3rd core pipe (30), described joint (23) rear end connects quadruple drilling rod and quadruple drill bit.
2. a kind of drilling tool current divider for quadruple high-pressure rotary-spray as claimed in claim 1, is characterized in that: the right-hand member of described first holder (5) is sealed by the 5th O type circle (35) and the 3rd holder (9).
3. a kind of drilling tool current divider for quadruple high-pressure rotary-spray as claimed in claim 1, is characterized in that: sealed by the 3rd O type circle (32) between the first core pipe (28) and mandrel (3) right-hand member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520195305.2U CN204626390U (en) | 2015-04-02 | 2015-04-02 | A kind of drilling tool current divider for quadruple high-pressure rotary-spray |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520195305.2U CN204626390U (en) | 2015-04-02 | 2015-04-02 | A kind of drilling tool current divider for quadruple high-pressure rotary-spray |
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| CN204626390U true CN204626390U (en) | 2015-09-09 |
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| CN201520195305.2U Active CN204626390U (en) | 2015-04-02 | 2015-04-02 | A kind of drilling tool current divider for quadruple high-pressure rotary-spray |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105570580A (en) * | 2016-01-19 | 2016-05-11 | 江苏省无锡探矿机械总厂有限公司 | Double-medium high-pressure rotating joint |
| CN114345176A (en) * | 2021-12-31 | 2022-04-15 | 徐州徐工基础工程机械有限公司 | Combined stirring device and stirring method |
| CN117248825A (en) * | 2023-10-25 | 2023-12-19 | 无锡市安曼工程机械有限公司 | Dual shunt of top drive drilling machine |
-
2015
- 2015-04-02 CN CN201520195305.2U patent/CN204626390U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105570580A (en) * | 2016-01-19 | 2016-05-11 | 江苏省无锡探矿机械总厂有限公司 | Double-medium high-pressure rotating joint |
| CN114345176A (en) * | 2021-12-31 | 2022-04-15 | 徐州徐工基础工程机械有限公司 | Combined stirring device and stirring method |
| CN117248825A (en) * | 2023-10-25 | 2023-12-19 | 无锡市安曼工程机械有限公司 | Dual shunt of top drive drilling machine |
| CN117248825B (en) * | 2023-10-25 | 2024-03-12 | 无锡市安曼工程机械有限公司 | Dual shunt of top drive drilling machine |
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