CN206220872U - Weigh anchor rope construction casing pipe-following drilling device - Google Patents
Weigh anchor rope construction casing pipe-following drilling device Download PDFInfo
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- CN206220872U CN206220872U CN201620766062.8U CN201620766062U CN206220872U CN 206220872 U CN206220872 U CN 206220872U CN 201620766062 U CN201620766062 U CN 201620766062U CN 206220872 U CN206220872 U CN 206220872U
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- universal joint
- sleeve pipe
- drill bit
- internal thread
- pipe
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Abstract
The utility model is related to the rope construction casing pipe-following drilling device that weighs anchor, by drilling sleeve pipe, universal joint and cylinder type hollow drill bit are constituted, drilling sleeve pipe is cylindrical type seamless steel pipe (12), sleeve pipe front end is provided with corrugated internal thread (1) and is connected with rig, rear end is provided with recessed shoulder external screw thread (2) and is connected with the internal thread (3) on universal joint, universal joint is a tubular loose joint, entirety is by turning joint (7), upper jaw (6), lower jaw (4) and adapter fork composition, it can automatically reconcile drilling direction, be spirally connected the cylinder type hollow drill bit gone up and be used to creep into and break ground again by universal joint, the utility model is a kind of practical reliable for the shield technique in urban subway tunnel engineering is provided, the advanced means of the removing anchor cable obstacle of simple and fast.
Description
Technical field
The utility model is related to engineering construction equipment, and what is used in particularly a kind of Metro Tunnel pulls out anchor cable construction set
Pipe pipe-following drilling device.
Background technology
With the development of society, increasing big and medium-sized cities have started the construction of subway engineering." shield method " therein
It is the main method of constructing metro tunnel.
But operating " shield machine " is once run into anchor cable, may result in that cutterhead is stuck, shut down and stop work.
And China's majority cities, skyscraper is all to employ piled anchor form.Ground high building stands in great numbers, and ground casts anchor
Rope is crisscross, causes " shield machine " in many Urban Metro Constructions to be obstructed again and again.So, whenever constructing metro tunnel is made a gift of
Begin, remove anchor cable obstacle, become an essential important step, and remove anchor cable, generally using two methods：
Cut and cover tunneling
Heavy excavation, or even on road big " cutting open the chest " will be carried out with the presence of the section of anchor cable, 15-30m of cutting depth is not
Deng width 10m~20m, until digging out whole obstacle anchor cables.
This method is simple, direct.But road occupying is wanted, is changed and is moved underground utilities, the time is long, and cost is high, goes back extreme influence traffic,
Welding.
Tunneling mining method construction
To reduce the influence to traffic above-ground and underground utilities, underground tunneling mining method construction is carried out in the location that will have anchor cable
Tunnel, then pushes through shield machine air, then assembled good section of jurisdiction.
This method construction risk in city is very big, and cost is also high, and the time is longer.Simultaneously to city ring
Border and traffic also have a certain impact.
Anchor cable construction is pulled out for a long time never have and find a more perfect method, into puzzlement subway engineering shield
The a great problem of operation.
Utility model content
The utility model for pull out anchor cable construction provide it is a kind of it is convenient, fast, effective weigh anchor rope construction casing with
Pipe drilling apparatus, are proved to be most short good method of current most effective, most economical, used time in practice.Its small volume, take up space
It is small, can the operation in small-scale pit, can also be constructed in minitype channel, it is minimum to environment, traffic impact.
The device and the rope special drilling machine that weighs anchor are combined together, and laying direction that can be directly along anchor cable is crept into, directly
It is overall completely to extract anchor cable to the frictional force for thoroughly releasing anchor cable and the soil body.
The technical solution of the utility model is：One kind weighs anchor rope construction casing pipe-following drilling device, including drilling sleeve pipe, ten thousand
Xiang Jie, cylinder type hollow drill bit, drilling sleeve pipe are cylindrical seamless steel pipe (12), and one end of sleeve pipe is provided with the external screw thread of recessed shoulder
(2), it is spirally connected with internal thread adapter fork (3) on universal joint, universal joint is additionally provided with loose joint body (7), pin hole (5), and external screw thread connects
Pipe pitches (8), and universal joint is connected with cylinder type hollow drill bit internal thread (9), and cylinder type hollow chisel edge is drill bit cutting portion
(10)。
Preferably, internal thread adapter fork (3) on the recessed shoulder external screw thread (2) in the front end of sleeve pipe, with universal joint is spirally connected, and covers
The rear end of pipe is provided with internal thread, is connected with rig, and screw thread is corrugated screw thread.
Preferably, the universal joint is characterised by that universal joint is a cylinder type hollow active joint, and its front end sets
There is internal thread to take over fork (3), be connected with drilling sleeve pipe, rear end is provided with external screw thread adapter fork (8) and connects with cylinder type hollow drill bit
Connect, middle part can be the loose joint body (7) of freely activity.
Preferably, it is through hole (13) in the middle of described cylinder type hollow drill bit, rear end is provided with internal thread (9), connection ten thousand
Xiang Jie, front end is the blade (10) of drill bit, inlays round cutterheads.
The utility model beneficial effect is：As a result of the device, fundamentally solve that the rope that weighs anchor is long in time limit, cost
High, road breaking such as disturbs residents at the problem, and the device volume is small, and power is big, and operation is flexible, is not necessary to excavation and accounts for road, and pulls out anchor cable success rate
More than 99%, work efficiency is higher by more than one times than other methods.
Brief description of the drawings
Fig. 1 is organigram of the present utility model
Fig. 2 is drilling sleeve pipe construction, generalized section
Fig. 3 is the left view of Fig. 2
Fig. 4 is cylinder type hollow drill bit profile
Fig. 5 is universal joint organigram
Fig. 6 is universal joint internal thread adapter fork structural map
Fig. 7 is the left view of Fig. 6
Fig. 8 is universal joint external screw thread adapter fork structural map
Fig. 9 is the left view of Fig. 8
Figure 10 is universal joint loose joint body structural map
Figure 11 is the left view of Figure 10
Figure 12 is that pivot pin decomposes organigram
Specific embodiment
Figure of description is the preferred embodiment of the utility model specific implementation.It is right with reference to the accompanying drawings and detailed description
The utility model is described further.
As shown in Figure 1：Drilling sleeve pipe internal thread (1) of the present utility model is connected with the rope special drilling machine that weighs anchor；And creep into
The recessed shoulder external screw thread (2) of sleeve pipe is spirally connected with the universal joint with the up and down function in left and right.
Separately designed in gimbals body and be machined with internal thread adapter fork (3), lower jaw (4), pin hole (5), upper jaw
(6) and turning joint (7), pivot pin (11), pivot pin cap (14) and external screw thread adapter fork (8), the external screw thread adapter fork of universal joint
(8) and with cylinder type hollow drill bit it is connected, cylinder type hollow drill bit rear end is machined with internal thread (9) front end for drill bit cutting portion
(10), it is inlaid with the round cutterheads for cutting function of breaking ground.
The utility model is creeping into the universal joint that is spirally connected on sleeve pipe, to the automatic angle for reconciling casing drilling, to prevent anchor
Rope is rubbed in casing drilling.Its principle is：Universal joint is distributed with four turning joints (7), and difference can be to the four corners of the world four
Individual direction rotates.What rig was most worried when Suo Zuoye is weighed anchor is to rub anchor cable, the angle and trend of anchor cable be it is unfixed,
Can be perhaps to the left or to the right up or down, at this moment the sleeve pipe of set brill anchor cable will constantly be converted along the trend of anchor cable
Angle, otherwise, anchor cable is easy to be rubbed by drill bit, as long as therein one of anchor cable is rubbed, it will scatter, and be free on set
Outside pipe, it is highly difficult for rethinking and pack into again it sleeve pipe, so, pulls out whole anchor cable and is impossible to.So, ten thousand
The success or failure of rope of weighing anchor are determined to the effect of section.Be spirally connected hollow boring bit in front of universal joint, is ㎜ of ￠ 95 or so in core drill head cavity
Through hole (13), be used to cover brill anchor cable and conveying mud, the blade of chisel edge is inlaid with very hard round cutterheads (10), is used to
The concrete of anchor cable of wrapping and the soil body of surrounding are scratched, the frictional force of anchor cable and the soil body is thoroughly released.
Its construction process：The cable rig that weighs anchor is seated on the workbench that can be lifted and can move left and right ----
The incidence angle of rig ----installation drilling sleeve pipe and hollow boring bit --- is adjusted by the ply stacking angle of anchor cable to put
--- open slush pump start drilling --- being return after one meter of drilling --- to unload wait the anchor cable upper end pulled out
Hollow boring bit --- again install universal joint and hollow boring bit --- be again turned on slush pump start drilling-
Rectify a deviation at any time --- with drilling, add chi connection sleeve pipe --- until getting into anchor cable bottommost --- to incite somebody to action successively
Anchor cable upper end is fixed on drill power head --- and rig is returned and drags extraction anchor cable.
The utility model very well, fundamentally solves the problems, such as to remove anchor cable hardly possible, greatly by proved
The work efficiency and quality for removing anchor cable are improve, cost has been saved, environment is protected, road is reduced brokenly and is disturbed residents phenomenon, economic benefit,
Social benefit is all fairly obvious.
Above to one embodiment of the present utility model, it has been described in detail, but the content is only new this practicality
The preferred embodiment of type, it is impossible to be considered as limiting practical range of the present utility model.It is all according to present utility model application scope
The impartial change made and improvement etc., all should still belong within patent covering scope of the present utility model.
Claims (4)
1. one kind weighs anchor rope construction casing pipe-following drilling device, including drilling sleeve pipe, universal joint, cylinder type hollow drill bit, and it is special
Levy and be：Drilling sleeve pipe is cylindrical seamless steel pipe (12), and one end of sleeve pipe is provided with the external screw thread (2) of recessed shoulder, with universal joint
On internal thread adapter fork (3) be spirally connected, universal joint is additionally provided with loose joint body (7), pin hole (5), external screw thread adapter fork (8), universal
Section is connected with cylinder type hollow drill bit internal thread (9), and cylinder type hollow chisel edge is drill bit cutting portion (10).
2. the rope construction casing pipe-following drilling device that weighs anchor according to claim 1, it is characterised in that：The recessed shoulder in front end of sleeve pipe
Internal thread adapter fork (3) on shape external screw thread (2), with universal joint is spirally connected, and the rear end of sleeve pipe is provided with internal thread (1), with rig phase
Even, screw thread is corrugated screw thread.
3. the rope construction casing pipe-following drilling device that weighs anchor according to claim 1, it is characterised in that：Universal joint is a circle
The hollow active joint of cylindricality, its front end is provided with internal thread adapter fork (3), is connected with drilling sleeve pipe, and rear end is provided with external screw thread and connects
Pipe fork (8) is connected with cylinder type hollow drill bit, and middle part can be the loose joint body (7) of freely activity.
4. the rope construction casing pipe-following drilling device that weighs anchor according to claim 1, it is characterised in that：Cylinder type hollow drill bit
Centre is through hole (13), and rear end is provided with internal thread (9) universal-joint, and front end is the blade (10) of drill bit, inlays circular knife
Head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620766062.8U CN206220872U (en) | 2016-07-21 | 2016-07-21 | Weigh anchor rope construction casing pipe-following drilling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620766062.8U CN206220872U (en) | 2016-07-21 | 2016-07-21 | Weigh anchor rope construction casing pipe-following drilling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206220872U true CN206220872U (en) | 2017-06-06 |
Family
ID=58780243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620766062.8U Active CN206220872U (en) | 2016-07-21 | 2016-07-21 | Weigh anchor rope construction casing pipe-following drilling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206220872U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108643193A (en) * | 2018-05-16 | 2018-10-12 | 深圳市工勘岩土集团有限公司 | A kind of pattern foundation pit supporting structure prestress anchorage cable Drilling draw out method |
| CN109057712A (en) * | 2018-07-12 | 2018-12-21 | 中国葛洲坝集团股份有限公司 | Anchor cable pore-creating twin-stage casing construction method |
-
2016
- 2016-07-21 CN CN201620766062.8U patent/CN206220872U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108643193A (en) * | 2018-05-16 | 2018-10-12 | 深圳市工勘岩土集团有限公司 | A kind of pattern foundation pit supporting structure prestress anchorage cable Drilling draw out method |
| CN109057712A (en) * | 2018-07-12 | 2018-12-21 | 中国葛洲坝集团股份有限公司 | Anchor cable pore-creating twin-stage casing construction method |
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