CN109681216A - A kind of shield machine center steering formula flexible conduit attachment device - Google Patents
A kind of shield machine center steering formula flexible conduit attachment device Download PDFInfo
- Publication number
- CN109681216A CN109681216A CN201811529635.5A CN201811529635A CN109681216A CN 109681216 A CN109681216 A CN 109681216A CN 201811529635 A CN201811529635 A CN 201811529635A CN 109681216 A CN109681216 A CN 109681216A
- Authority
- CN
- China
- Prior art keywords
- center steering
- sleeve
- flexible conduit
- shield machine
- attachment device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000007789 sealing Methods 0.000 claims abstract description 32
- 239000007788 liquid Substances 0.000 claims abstract description 11
- 239000002689 soil Substances 0.000 claims abstract description 11
- 230000010412 perfusion Effects 0.000 claims abstract description 9
- 239000010720 hydraulic oil Substances 0.000 claims description 9
- 239000004519 grease Substances 0.000 claims description 6
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 5
- 239000006260 foam Substances 0.000 claims description 4
- 238000005461 lubrication Methods 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 239000010687 lubricating oil Substances 0.000 claims description 3
- 230000008961 swelling Effects 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims 2
- NMFHJNAPXOMSRX-PUPDPRJKSA-N [(1r)-3-(3,4-dimethoxyphenyl)-1-[3-(2-morpholin-4-ylethoxy)phenyl]propyl] (2s)-1-[(2s)-2-(3,4,5-trimethoxyphenyl)butanoyl]piperidine-2-carboxylate Chemical compound C([C@@H](OC(=O)[C@@H]1CCCCN1C(=O)[C@@H](CC)C=1C=C(OC)C(OC)=C(OC)C=1)C=1C=C(OCCN2CCOCC2)C=CC=1)CC1=CC=C(OC)C(OC)=C1 NMFHJNAPXOMSRX-PUPDPRJKSA-N 0.000 description 5
- 239000003921 oil Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000004576 sand Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 229910000278 bentonite Inorganic materials 0.000 description 1
- 239000000440 bentonite Substances 0.000 description 1
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
- E21D9/08—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention discloses a kind of shield machine center steering formula flexible conduit attachment devices, including anterior shield, center steering body, cylinder and connector, the cylinder to be bolted on anterior shield；The center steering body and connector are sequentially inserted into cylinder；The center steering body and connector are internally provided with more perfusion tubes；The shield machine center steering formula flexible conduit attachment device further includes cutterhead, connection ring and sleeve, the sleeve and connection ring are ring structure, the sleeve is connect by bolt with connector, and the connection ring is inserted into sleeve inner, and is fixed on sleeve by pin；The connection ring is fixed on cutterhead, offers liquid outlet on the cutterhead；The sleeve and connection ring are internally provided with hose, the hose connection liquid outlet and perfusion tube.Flexible conduit connection structure is arranged in shield machine center steering formula flexible conduit attachment device of the invention, solves damage of the inclination of cutterhead rotation axis to the husky sealing of the soil of center revolving body.
Description
Technical field
The present invention relates to shield machine technical fields, connect and fill more particularly to a kind of shield machine center steering formula flexible conduit
It sets.
Background technique
Shield machine improves the foam solution of the soil body or the hydraulic oil of bentonite, knife work of backbreaking during driving
It all needs by center steering formula pipeline connecting device with the hydraulic oil of lubricating oil, wear-resisting detection knife from shield body delivered inside to knife
Disk, cutterhead can guarantee the conveying of these media when rotating.Due to machining accuracy, bearing wear, bad working environments etc., cutterhead work
After making a period of time, rotation axis meeting run-off the straight, since center steering body is directly rigidly connected with cutterhead, thus
Causing the soil sand of center steering body to seal, deflection is big, stress is big, and sealing life reduces, and easily damages, and muddy water leakage occurs.
Summary of the invention
The purpose of the present invention is providing a kind of shield machine centre revolving joint by setting flexible conduit connection structure, solve
The problem of certainly inclination of cutterhead rotation axis causes damage to the husky sealing of the soil of center revolving body.
In order to solve the above technical problem, the present invention provides a kind of shield machine center steering formula flexible conduit attachment device,
Including anterior shield, center steering body, cylinder and connector, in which:
The cylinder is bolted on anterior shield, and the inner barrel is provided with fore bearing and rear bearing；
The center steering body and connector are sequentially inserted into cylinder, and the connector and center steering body are solid by bolt
It is fixed；
The center steering body and connector are internally provided with more for conveying foam, swelling agent, hydraulic oil and lubrication
The perfusion tube of oil；
The shield machine center steering formula flexible conduit attachment device further includes cutterhead, connection ring and sleeve,
The sleeve and connection ring are ring structure, and the sleeve and connector offer mutual corresponding pin hole respectively,
The connection ring extend into sleeve inner, and is inserted into pin hole and is fixed by pin, and the pin is fixed on sleeve；
The connection ring is fixed on cutterhead, offers liquid outlet on the cutterhead；
The sleeve and connection ring are internally provided with hose, the hose connection liquid outlet and perfusion tube.
Preferably, sealing device is provided between the sleeve and connection ring.
Preferably, at least one sealing ring of the sealing device forms, grease injection or hydraulic between sealing ring
Oil forms seal chamber.
Preferably, the sleeve is that two semicircular rings or multistage annulus form, and the sleeve is far from connector
One end on be provided with earth-retaining ring, the earth-retaining ring is fixed on the outer surface of connection ring.
Preferably, the earth-retaining ring is made of 2 semicircular rings.
Preferably, shield machine center steering formula flexible conduit attachment device further includes end cap, and the end cap is fixed
The rear end of ex vivo at center.
Preferably, copper ring is provided between the connector and cylinder.
Preferably, native husky sealing is provided between the connector and sleeve.
Preferably, the husky sealing of the soil is formed by being no less than two sealing rings, grease injection or liquid between sealing ring
Pressure oil forms seal chamber.
Preferably, lubrication piping is provided in the connection ring.
The present invention provides a kind of shield machine center steering formula flexible conduit attachment device, has the advantages that
Shield machine center steering formula flexible conduit attachment device of the invention is connected by flexible conduit, isolation knife disc spins
Axis and center steering body rotation axis, making cutterhead rotation axis not influences center steering body rotation axis, makes center steering body
Rotation is steady, and soil sand sealing life is long, so that muddy water leakage accident occur during preventing shield machine long distance driving.
Detailed description of the invention
Fig. 1 is a kind of structural representation of shield machine center steering formula flexible conduit attachment device provided in an embodiment of the present invention
Figure.
Appended drawing reference: 1, anterior shield；2, center steering body；3, cylinder；4, connector；5, perfusion tube；6, cutterhead；7, it connects
Ring；8, sleeve；9, liquid outlet；10, hose；11, sealing device；12, earth-retaining ring；13, end cap；14, copper ring；15, the husky sealing of soil；
16, it sells.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1, a kind of shield machine center steering formula flexible conduit attachment device of the preferred embodiment of the present invention, including it is preceding
Shield 1, center steering body 2, cylinder 3 and connector 4, in which:
The cylinder 3 is bolted on anterior shield 1, and the cylinder 3 is internally provided with fore bearing and rear bearing；
The center steering body 2 and connector 4 are sequentially inserted into cylinder 3, and the connector 4 and center steering body 2 pass through
Bolt is fixed；
The center steering body 2 and connector 4 are internally provided with more for conveying foam, swelling agent, hydraulic oil and profit
The perfusion tube 5 of lubricating oil；
The shield machine center steering formula flexible conduit attachment device further includes cutterhead 6, connection ring 7 and sleeve 8,
The sleeve 8 and connection ring 7 are ring structure, and the sleeve 8 and connector 4 offer mutual corresponding pin respectively
Hole, the connection ring 7 are extend into inside sleeve 8, and are inserted into pin hole and are fixed by pin 16, and the pin 16 is fixed on sleeve 8
On；
The connection ring 7 is fixed on cutterhead 6, offers liquid outlet 9 on the cutterhead 6；
The sleeve 8 and connection ring 7 are internally provided with hose 10, and the hose 10 connects liquid outlet 9 and perfusion tube 5.
The shield machine center steering formula flexible conduit attachment device of the present embodiment is connected by flexible conduit, and cutterhead 6 is isolated
2 rotation axis of rotation axis and center steering body, makes 6 rotation axis of cutterhead not influence 2 rotation axis of center steering body, makes center
Revolving body 2 rotates steadily, and soil 15 service life of husky sealing are long, so that muddy water leakage thing occur during preventing shield machine long distance driving
Therefore.
Preferably, sealing device 11 is provided between the sleeve 8 and connection ring 7.
Preferably, described at least one sealing ring of sealing device 11 forms, grease injection or hydraulic oil shape between sealing ring
At seal chamber.
Preferably, the sleeve 8 is that two semicircular rings or multistage annulus form, the sleeve 8 far from connector 4 one
Earth-retaining ring 12 is provided on end, the earth-retaining ring 12 is fixed on the outer surface of connection ring 7.
Preferably, the earth-retaining ring 12 is made of 2 semicircular rings.
Preferably, shield machine center steering formula flexible conduit attachment device further includes end cap 13, and the end cap 13 is fixed on
The rear end of center ex vivo.
Preferably, copper ring 14 is provided between the connector 4 and cylinder 3.
Preferably, native husky sealing 15 is provided between the connector 4 and sleeve 8.
Preferably, the husky sealing 15 of the soil is formed by being no less than two sealing rings, grease injection or hydraulic oil between sealing ring
Form seal chamber.
Preferably, lubrication piping is provided in the connection ring 7.
Specifically, first hose 10 is connected on the liquid outlet 9 of cutterhead 6, then connection ring 7 is fixed on cutterhead 6 with bolt
On, there is seal groove in connection ring 7, sealing device 11 is housed.Cylinder 3 is fixed on anterior shield 1 with fastening bolt, is set in cylinder 3
There are fore bearing and rear bearing to be used to support center steering body 2,2 front end of center steering body is cased with copper ring 14, and end cap 13 passes through bolt
It is fixed on 2 rear end of center steering body.Connector 4 is inserted into cylinder 3 from the other side of anterior shield 1, with fastening bolt and center steering body 2
It connects, has seal groove on connector 4, seal groove is equipped with the husky sealing 15 of soil.When cutterhead 6 and anterior shield 1 assemble, first by hose 10 and even
Junctor 4 connects, then sleeve 8 is fixed on connector 4 by fastening bolt, translates cutterhead 6, and connection ring 7 is inserted into sleeve 8
Interior, connection ring 7 is fixed together with sleeve 8 by pin 16, finally installs earth-retaining ring 12.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvement and replacement can also be made, these are improved and replacement
Also it should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of shield machine center steering formula flexible conduit attachment device, including anterior shield, center steering body, cylinder and connector,
Wherein:
The cylinder is bolted on anterior shield, and the inner barrel is provided with fore bearing and rear bearing；
The center steering body and connector are sequentially inserted into cylinder, and the connector and center steering body are bolted；
The center steering body and connector are internally provided with more for conveying foam, swelling agent, hydraulic oil and lubricating oil
Perfusion tube；
It is characterized by: the shield machine center steering formula flexible conduit attachment device further includes cutterhead, connection ring and sleeve,
The sleeve and connection ring are ring structure, and the sleeve and connector offer mutual corresponding pin hole respectively, described
Connection ring extend into sleeve inner, and is inserted into pin hole and is fixed by pin, and the pin is fixed on sleeve；
The connection ring is fixed on cutterhead, offers liquid outlet on the cutterhead；
The sleeve and connection ring are internally provided with hose, the hose connection liquid outlet and perfusion tube.
2. shield machine center steering formula flexible conduit attachment device as described in claim 1, it is characterised in that: the sleeve with
Sealing device is provided between connection ring.
3. shield machine center steering formula flexible conduit attachment device as claimed in claim 2, it is characterised in that: the sealing dress
At least one sealing ring composition is set, grease injection or hydraulic oil form seal chamber between sealing ring.
4. shield machine center steering formula flexible conduit attachment device as described in claim 1, it is characterised in that: the sleeve is
Two semicircular rings or multistage annulus composition, the sleeve is far from being provided with earth-retaining ring, the earth-retaining ring on one end of connector
It is fixed on the outer surface of connection ring.
5. shield machine center steering formula flexible conduit attachment device as claimed in claim 4, it is characterised in that: the earth-retaining ring
It is made of 2 semicircular rings.
6. shield machine center steering formula flexible conduit attachment device as described in claim 1, it is characterised in that: further include end
Lid, the end cap are fixed on the rear end of center ex vivo.
7. shield machine center steering formula flexible conduit attachment device as described in claim 1, it is characterised in that: the connector
Copper ring is provided between cylinder.
8. shield machine center steering formula flexible conduit attachment device as described in claim 1, it is characterised in that: the connector
Native husky sealing is provided between sleeve.
9. shield machine center steering formula flexible conduit attachment device as claimed in claim 8, it is characterised in that: the soil is husky close
Envelope is formed by being no less than two sealing rings, and grease injection or hydraulic oil form seal chamber between sealing ring.
10. shield machine center steering formula flexible conduit attachment device as described in claim 1, it is characterised in that: the connection
Lubrication piping is provided on ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811529635.5A CN109681216B (en) | 2018-12-14 | 2018-12-14 | Shield constructs quick-witted center rotation flexible line connection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811529635.5A CN109681216B (en) | 2018-12-14 | 2018-12-14 | Shield constructs quick-witted center rotation flexible line connection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109681216A true CN109681216A (en) | 2019-04-26 |
| CN109681216B CN109681216B (en) | 2021-02-19 |
Family
ID=66187486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811529635.5A Active CN109681216B (en) | 2018-12-14 | 2018-12-14 | Shield constructs quick-witted center rotation flexible line connection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109681216B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102720509A (en) * | 2012-06-08 | 2012-10-10 | 盾建重工制造有限公司 | Rotary joint of shield machine |
| CN204083753U (en) * | 2014-09-20 | 2015-01-07 | 辽宁三三工业有限公司 | Shield machine centre revolving joint |
| CN204783027U (en) * | 2015-07-06 | 2015-11-18 | 中铁工程装备集团有限公司 | Balanced shield of muddy water constructs quick -witted centre revolving joint |
| CN105782621A (en) * | 2016-04-29 | 2016-07-20 | 中铁工程装备集团有限公司 | Floating connection device for centre revolving joint of shield machine |
| CN106948824A (en) * | 2017-05-16 | 2017-07-14 | 郎溪腾旋科技有限公司 | A kind of floating type shield machine sediment improvement medium conveying apparatus |
| CN209510330U (en) * | 2018-12-14 | 2019-10-18 | 中船重型装备有限公司 | A kind of shield machine center steering formula pipeline connecting device |
-
2018
- 2018-12-14 CN CN201811529635.5A patent/CN109681216B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102720509A (en) * | 2012-06-08 | 2012-10-10 | 盾建重工制造有限公司 | Rotary joint of shield machine |
| CN204083753U (en) * | 2014-09-20 | 2015-01-07 | 辽宁三三工业有限公司 | Shield machine centre revolving joint |
| CN204783027U (en) * | 2015-07-06 | 2015-11-18 | 中铁工程装备集团有限公司 | Balanced shield of muddy water constructs quick -witted centre revolving joint |
| CN105782621A (en) * | 2016-04-29 | 2016-07-20 | 中铁工程装备集团有限公司 | Floating connection device for centre revolving joint of shield machine |
| CN106948824A (en) * | 2017-05-16 | 2017-07-14 | 郎溪腾旋科技有限公司 | A kind of floating type shield machine sediment improvement medium conveying apparatus |
| CN209510330U (en) * | 2018-12-14 | 2019-10-18 | 中船重型装备有限公司 | A kind of shield machine center steering formula pipeline connecting device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109681216B (en) | 2021-02-19 |
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| SE01 | Entry into force of request for substantive examination | ||
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| GR01 | Patent grant | ||
| GR01 | Patent grant |