CN103216243A - Advance drill sealing device - Google Patents
Advance drill sealing device Download PDFInfo
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- CN103216243A CN103216243A CN2013101435896A CN201310143589A CN103216243A CN 103216243 A CN103216243 A CN 103216243A CN 2013101435896 A CN2013101435896 A CN 2013101435896A CN 201310143589 A CN201310143589 A CN 201310143589A CN 103216243 A CN103216243 A CN 103216243A
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- water seal
- seal part
- sleeve pipe
- sealing device
- adpting flange
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Abstract
The invention discloses an advance drill sealing device which is fixedly arranged on a shield tunneling machine main body. The advance drill sealing device comprises an advance drill water sealing device and a connecting tube which are connected with each other, and the end portion of the connecting tube is connected with a ball valve of the shield tunneling machine main body. The advance drill sealing device has the advantages of being strong in practical applicability, convenient to mount, demount and transport and good in sealing performance.
Description
Technical field
The present invention relates to the equipment of shield tunnel construction, particularly a kind of telescopic leading brill sealing device that belongs to the tunnel construction machinery field.
Background technology
At home, shield excavation machine has obtained application widely by feat of its outstanding Land-Subsidence Control, high excavation efficient and bottom adaptive capacity widely in constructions such as subway, major diameter tunnel, subterranean pipe line.We did not need soil property is surveyed in the weak soil the inside substantially in the past, and in compound stratum, for construction safety, what did at first before the shield excavation machine excavation is exactly soil property prospecting work, need carry out detection analysis to soil property.This equipment is used to be exactly leading boring.Leading boring belongs to the construction prospecting, when foundation pile digs bearing stratum, is no less than the exploratory bore-hole prospecting that has or not unfavorable geology effects such as weak intercalated layer, cavity to carry out in 5 meters scopes under the foundation pile bearing stratum for finding out.So,, will bring inestimable risk to the tunneling construction of shield excavation machine so in case leading brill can not normally use.Sealing device in the so leading drilling apparatus is also just especially important.
Summary of the invention
The objective of the invention is to overcome the defective of prior art, and a kind of leading brill sealing device is provided, to solve existing leading probing when surveying the place ahead soil body, the slip casting leakage problems; It has the advantage of practical, installation, dismounting and convenient transportation, good airproof performance.
For solving the problems of the technologies described above, the invention discloses a kind of leading brill sealing device, described leading brill sealing device is fixed in a shield machine main body; Comprise interconnective one a leading water seal arrangement and the tube connector of boring, the end of described tube connector connects the ball valve of described shield machine main body.
Further improvement of the present invention is, described leading brill water seal arrangement comprises one first water seal part and one second water seal part, and the described first water seal part can be fixed in outside the described second water seal part along the reciprocatingly sheathed of a regular length that axially carry out of the described second water seal part; And be provided with sealing ring between described first water seal part and the described second water seal part.
Further improvement of the present invention is that the described first water seal part comprises one first sleeve pipe, and first end of described first sleeve pipe stretches out and forms one first adpting flange, and second end of described first sleeve pipe stretches out and forms one second adpting flange; And described first sleeve pipe, first end forms the tube chamber that cooperates with the first end external diameter of the described second water seal part, and the described first water seal part is sheathed on outside the described second water seal part, first end by described tube chamber; First end of described first sleeve pipe is movably connected on the described second water seal part by described first adpting flange; Second end of described first sleeve pipe is bolted in described tube connector by described second adpting flange.
Further improvement of the present invention is that the described second water seal part comprises one second sleeve pipe, and first end of described second sleeve pipe is inserted in the tube chamber of described first sleeve pipe; Second end of described second sleeve pipe stretches out and forms one the 3rd adpting flange, and described the 3rd adpting flange and described first adpting flange are spirally connected.
Further improvement of the present invention is, described tube connector comprises a steel pipe, the two ends of described steel pipe form one the 4th adpting flange respectively, and the two ends of described steel pipe are spirally connected with the ball valve of described shield machine main body and second end of described first sleeve pipe respectively by described the 4th adpting flange.
Further improvement of the present invention is that described sealing ring adopts the oil immersion asbestos packing.
The present invention makes its beneficial effect that has be owing to adopted above technical scheme:
1, leading brill sealing device of the present invention, it bores water seal arrangement in advance is extension type, can regulate in certain stroke, has improved practicality greatly.
2, leading brill sealing device of the present invention, it bores the structure that water seal arrangement is a segmented assembly in advance, and every section be to connect with flange bolt, thereby it is all very convenient to bore installation, dismounting and the transportation of sealing device in advance.
3, leading brill sealing device of the present invention seals by the oil immersion asbestos packing between its first water seal part and the second water seal part, effectively prevented leading brill drilling rod by the time mud seepage takes place.
The leading brill sealing device that certain stroke is arranged of the present invention can be regulated in certain stroke, has improved practicality greatly.Leading boring in the water seal arrangement sealing ring is set, thereby prevent the mud seepage, and bore in advance between water seal arrangement and the tube connector, all be connected between the ball valve on tube connector and the shifting board, with convenient leading installation, dismounting and transportation of boring sealing device with flange bolt.The a whole set of leading sealing device that bores has played to solve existing leading probing when surveying the place ahead soil body, the slip casting leakage problems.
Description of drawings
Fig. 1 bores the overall structure schematic diagram that sealing device is installed on shield machine in advance for the present invention;
Fig. 2 bores the overall structure schematic diagram of water seal arrangement in advance for the present invention;
Fig. 3 is the structural representation of the first water seal part among Fig. 2;
Fig. 4 is the structural representation of the second water seal part among Fig. 2;
Fig. 5 is the schematic diagram of tube connector of the present invention.
The specific embodiment
The invention will be further described below in conjunction with specific embodiment.
See also Fig. 1, a kind of leading brill sealing device 2 of the present invention is fixed in a shield machine main body 1; Comprise interconnective one a leading water seal arrangement 21 and the tube connector 22 of boring, the end of tube connector 22 connect in shield machine main body 1 housing on the shifting board ball valve 11.The employing of tube connector 22 has avoided leading brill water seal arrangement 21 and the part on shield machine main body 1 housing to collide.
See also Fig. 2, the leading water seal arrangement 21 that bores comprises one first water seal part 211 and one second water seal part 212, the first water seal part 211 can be fixed in outside the second water seal part 212 along the reciprocatingly sheathed of a regular length that axially carry out of the second water seal part 212, to be formed with the leading brill sealing device 2 of certain stroke; And be provided with sealing ring 213 between the first water seal part 211 and the second water seal part 212, be used for the sealing between the first water seal part 211 and the second water seal part 212, thereby prevent the mud seepage.In this example, what sealing ring 213 was selected for use is the oil immersion asbestos packing that meets the demands.
Seeing also stretch out second end that forms one first adpting flange, 2112, the first sleeve pipes 2111 of first end that Fig. 1-3, the first water seal part 211 comprises one first sleeve pipe, 2111, the first sleeve pipes 2111 stretches out and forms one second adpting flange 2113; And first sleeve pipe, 2,111 first ends form tube chamber 2114, the first water seal parts that cooperate with the first end external diameter of the second water seal part 212 and are sheathed on outside the second water seal part, 212 first ends by tube chamber 2114; First end of first sleeve pipe 2111 is movably connected on the second water seal part 212 by first adpting flange 2112, to be formed with the leading brill sealing device 2 of certain stroke; Second end of first sleeve pipe 2111 is bolted in tube connector 22 by second adpting flange 2113.All is connected between the ball valve in tube connector 22 and shield machine main body 1 housing on the shifting board, with installation, dismounting and the transportation of convenient leading brill sealing device with flange bolt.
See also Fig. 2,4, the second water seal parts 212 comprise that first end of one second sleeve pipe, 2121, the second sleeve pipes 2121 is inserted in the tube chamber 2114 of first sleeve pipe 2111; Second end of second sleeve pipe 2121 stretches out and forms one the 3rd adpting flange 2122, and the 3rd adpting flange 2122 and first adpting flange 2112 are spirally connected by bolt.
See also Fig. 1,5, tube connector 22 comprises a steel pipe 221, and the two ends of steel pipe 221 form one the 4th adpting flange 222 respectively, and the two ends of steel pipe 221 are spirally connected with the ball valve 11 of shield machine main body 1 and second end of first sleeve pipe 2111 respectively by the 4th adpting flange 222.
Below embodiment has been described in detail the present invention in conjunction with the accompanying drawings, and those of ordinary skills can make the many variations example to the present invention according to the above description.Thereby some details among the embodiment should not constitute limitation of the invention, and the scope that the present invention will define with appended claims is as protection scope of the present invention.
Claims (6)
1. one kind is bored sealing device in advance, and described leading brill sealing device is fixed in a shield machine main body; It is characterized in that comprise interconnective one a leading water seal arrangement and the tube connector of boring, the end of described tube connector connects the ball valve of described shield machine main body.
2. leading brill sealing device as claimed in claim 1, it is characterized in that, described leading brill water seal arrangement comprises one first water seal part and one second water seal part, and the described first water seal part can be fixed in outside the described second water seal part along the reciprocatingly sheathed of a regular length that axially carry out of the described second water seal part; And be provided with sealing ring between described first water seal part and the described second water seal part.
3. leading brill sealing device as claimed in claim 2, it is characterized in that, the described first water seal part comprises one first sleeve pipe, and first end of described first sleeve pipe stretches out and forms one first adpting flange, and second end of described first sleeve pipe stretches out and forms one second adpting flange; And described first sleeve pipe, first end forms the tube chamber that cooperates with the first end external diameter of the described second water seal part, and the described first water seal part is sheathed on outside the described second water seal part, first end by described tube chamber; First end of described first sleeve pipe is movably connected on the described second water seal part by described first adpting flange; Second end of described first sleeve pipe is bolted in described tube connector by described second adpting flange.
4. leading brill sealing device as claimed in claim 3 is characterized in that, the described second water seal part comprises one second sleeve pipe, and first end of described second sleeve pipe is inserted in the tube chamber of described first sleeve pipe; Second end of described second sleeve pipe stretches out and forms one the 3rd adpting flange, and described the 3rd adpting flange and described first adpting flange are spirally connected.
5. leading brill sealing device as claimed in claim 4, it is characterized in that, described tube connector comprises a steel pipe, the two ends of described steel pipe form one the 4th adpting flange respectively, and the two ends of described steel pipe are spirally connected with the ball valve of described shield machine main body and second end of described first sleeve pipe respectively by described the 4th adpting flange.
6. leading brill sealing device as claimed in claim 5 is characterized in that, described sealing ring adopts the oil immersion asbestos packing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101435896A CN103216243A (en) | 2013-04-24 | 2013-04-24 | Advance drill sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101435896A CN103216243A (en) | 2013-04-24 | 2013-04-24 | Advance drill sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103216243A true CN103216243A (en) | 2013-07-24 |
Family
ID=48814358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013101435896A Pending CN103216243A (en) | 2013-04-24 | 2013-04-24 | Advance drill sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103216243A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106050130A (en) * | 2016-06-30 | 2016-10-26 | 浙江海聚科技有限公司 | Advance drilling method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3266257A (en) * | 1963-05-31 | 1966-08-16 | Robbins & Assoc James S | Shield tunneling method and mechanism |
| US20040093768A1 (en) * | 2001-07-23 | 2004-05-20 | Takeshi Sakae | Shield tunneling method and shield tunneling machine |
| CN101070701A (en) * | 2007-06-04 | 2007-11-14 | 上海交通大学 | Construction method of enclosing level rotary-jet pile hole-mouth using double-liquid slip jection method |
| CN201372770Y (en) * | 2009-02-28 | 2009-12-30 | 中煤第七十一工程处 | Blowout prevention valve |
| CN102720506A (en) * | 2012-05-31 | 2012-10-10 | 中铁隧道股份有限公司 | Method for replacing tail brush in shield tunnel through liquid nitrogen freezing |
| CN102926771A (en) * | 2012-09-13 | 2013-02-13 | 山东能源集团有限公司 | Deep and long nonlinear drilling downhole remote hole sealing sectional grouting system and process |
-
2013
- 2013-04-24 CN CN2013101435896A patent/CN103216243A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3266257A (en) * | 1963-05-31 | 1966-08-16 | Robbins & Assoc James S | Shield tunneling method and mechanism |
| US20040093768A1 (en) * | 2001-07-23 | 2004-05-20 | Takeshi Sakae | Shield tunneling method and shield tunneling machine |
| CN101070701A (en) * | 2007-06-04 | 2007-11-14 | 上海交通大学 | Construction method of enclosing level rotary-jet pile hole-mouth using double-liquid slip jection method |
| CN201372770Y (en) * | 2009-02-28 | 2009-12-30 | 中煤第七十一工程处 | Blowout prevention valve |
| CN102720506A (en) * | 2012-05-31 | 2012-10-10 | 中铁隧道股份有限公司 | Method for replacing tail brush in shield tunnel through liquid nitrogen freezing |
| CN102926771A (en) * | 2012-09-13 | 2013-02-13 | 山东能源集团有限公司 | Deep and long nonlinear drilling downhole remote hole sealing sectional grouting system and process |
Non-Patent Citations (1)
| Title |
|---|
| 朱英会等: "钻注一体机在盾构超前注浆加固中的应用", 《盾构工程》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106050130A (en) * | 2016-06-30 | 2016-10-26 | 浙江海聚科技有限公司 | Advance drilling method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20151204 Address after: 200232 Shanghai city Xuhui District Wanping Road No. 1099 5 floor Applicant after: Shanghai Tunnel Engineering Co., Ltd. Applicant after: Shanghai Tunnel Engineering Co., Ltd. Address before: 200082 No. 118, Dalian Road, Shanghai, Yangpu District Applicant before: Shanghai Tunnel Engineering Co., Ltd. |
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| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20130724 |