CN104329556A - Shield tunneling machine central turning joint - Google Patents
Shield tunneling machine central turning joint Download PDFInfo
- Publication number
- CN104329556A CN104329556A CN201410481159.XA CN201410481159A CN104329556A CN 104329556 A CN104329556 A CN 104329556A CN 201410481159 A CN201410481159 A CN 201410481159A CN 104329556 A CN104329556 A CN 104329556A
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Abstract
The invention provides a shield tunneling machine central turning joint and relates to the turning joint which connects a front shield and a knife plate of a shield tunneling machine. The shield tunneling machine central turning joint aims to solve the problem that the middle sealing of the existing shield tunneling machine central turning joint is not good. The shield tunneling machine central turning joint comprises a rotating body front end and a rotating body back end which are connected through a flange, wherein the rotating body front end comprises a central shaft, a rocking arm is arranged on the front end of the central shaft, a sealing wheel ring sleeves the front part of the central shaft, sealing rings are arranged inside sealing ring grooves in the inner ring and the outer ring of the sealing wheel ring, a hub outside the central shaft is fixed with the front shield, a lubricating oil inlet of the hub is communicated with an annular groove in the inner wall of the hub, an opening is formed in the position, corresponding to the annular groove, on the lubricating oil channel, a torque flange is arranged on the back end of the hub, a sealing ring groove and an annular channel are arranged on the inner wall of an outer shell of the rotating body back end, the sealing rings are arranged inside the sealing ring groove of the rotating body back end, a foam liquid channel is arranged inside the central shaft of the rotating body back end, the foam liquid inlet on the outer shell is communicated with the annular channel, an opening is formed in the position, corresponding to the annular channel, of the foam liquid channel, and a copper pad is arranged on the front end of the outer shell. The shield tunneling machine central turning joint has the advantage of being good in middle sealing.
Description
Technical field:
The present invention relates to swivel coupling that a kind of shield machine is applied, that connect shield machine anterior shield and cutterhead.
Background technique:
The centre revolving joint two ends bearings of existing connection shield machine anterior shield and cutterhead, intermediate seal, its deficiency is that difficulty of processing is large, has water inflow bearing place can cause bearing stuck phenomenon, cause centre revolving joint to stop the rotation if intermediate seal leaks.Install bearing in addition and need certain space, increase the size of centre revolving joint, installing space is restricted.
Summary of the invention:
Technical problem to be solved by this invention is to provide a kind of processing and installs easily, and intermediate seal not easily leaks, the shield machine centre revolving joint that installing space is little.
Above-mentioned purpose is achieved in that it is made up of solid of rotation front end and solid of rotation rear end, and solid of rotation front end and solid of rotation rear end are linked together by adpting flange;
Described solid of rotation front end comprises central shaft, rocking arm is arranged on the front end of central shaft by clamping bolt, rocking arm is connected with the cutter head center of shield machine, the sealing wheel rim of annular is sleeved on the front portion of central shaft, the sealing wheel rim of annular is connected with the anterior shield of shield machine by bolt, the inner ring of ring packing wheel rim and outer shroud all have the seal groove of some roads annular, all seal ring is housed in per pass seal groove, the seal ring be wherein contained in the seal groove on ring packing wheel rim outer shroud contacts with the cutter head center of shield machine, the seal ring be contained in the seal groove in ring packing wheel rim inner ring contacts with central shaft, the central shaft outer cover being positioned at ring packing wheel rim rear is equipped with hub, the anterior shield of hub and shield machine is connected and fixed, the inwall of hub has the circular groove that some roads pass through for lubricant oil, several foam solution passages and several grease channels are provided with in central shaft, each lubricating oil inlet on hub is connected with each circular groove on hub inwall respectively, each grease channel in central shaft has opening at each circular groove place of corresponding hub inwall, lubricant oil enters into after in the circular groove on hub inwall from the lubricating oil inlet hub, enter into again in grease channel, lubricant oil flows out from the other end of grease channel, moment of torsion flange is equipped with in the rear end of hub, moment of torsion flange is also provided with seal groove, seal groove is built with seal ring,
Described solid of rotation rear end comprises shell, solid of rotation back-end central axle is established in the enclosure, outer casing inner wall has seal groove and the annular pass, some roads of some roads annular, one ring packing ring recess is established between every twice annular pass, all seal ring is provided with in per pass seal groove, seal ring and solid of rotation back-end central are coupling tactile, some roads foam solution passage is provided with in solid of rotation back-end central axle, described some roads foam solution passage and the corresponding setting of foam solution passage in the central shaft of solid of rotation front end, after solid of rotation front end and solid of rotation rear end link together, each foam solution passage in solid of rotation back-end central axle is connected with each foam solution passage in the central shaft of solid of rotation front end, shell is provided with several foam solution imports, each foam solution import on shell is connected with each annular pass on outer casing inner wall respectively, the each annular pass place of each foam solution passage in solid of rotation back-end central axle on corresponding outer casing inner wall has opening, foam solution enters into from the foam solution import shell after in the circular groove on outer casing inner wall, enter in foam solution passage again, then flow out from the other end of foam solution passage, the front end of shell is provided with copper packing.
Advantage of the present invention is: processing and installation are easily, due to the inner ring of ring packing wheel rim and outer shroud all having some roads seal groove, all seal ring is housed in per pass seal groove, the inwall of hub has some roads circular groove, foam solution passage and grease channel is had in the central shaft of solid of rotation front end, each lubricating oil inlet on hub is connected with each circular groove on hub inwall respectively, the each circular groove place of each grease channel in central shaft on corresponding hub inwall has opening, lubricant oil enters into after in the circular groove on hub inwall from the lubricating oil inlet hub, enter into again in grease channel, then flow out from the grease channel the other end, solid of rotation rear end outer casing inner wall there are seal groove and the annular pass of annular, foam solution passage is had in solid of rotation back-end central axle, each foam solution import on shell is connected with each circular groove on outer casing inner wall respectively, each foam solution passage in solid of rotation back-end central axle has opening at each circular groove place of corresponding outer casing inner wall, foam solution enters into after in the annular pass of outer casing inner wall from the foam solution import shell, enter in foam solution passage again, flow out from the foam solution passage in solid of rotation front end, so intermediate seal is good, not easily leak, it is without the need to bearings in addition, so installing space is little.
Accompanying drawing illustrates:
Accompanying drawing is structural representation of the present invention, and in figure, 19 is cutter head center of shield machine, and 20 is anterior shields of shield machine.
Embodiment:
With reference to accompanying drawing, it is made up of solid of rotation front end and solid of rotation rear end, and solid of rotation front end and solid of rotation rear end are linked together by adpting flange 1;
Described solid of rotation front end comprises central shaft 2, rocking arm 3 is arranged on the front end of central shaft by clamping bolt, rocking arm is connected with the cutter head center of shield machine, the sealing wheel rim 4 of annular is sleeved on the front portion of central shaft, the sealing wheel rim of annular is connected with the anterior shield of shield machine by bolt, the inner ring of ring packing wheel rim and outer shroud all have the seal groove of some roads annular, in per pass seal groove, seal ring 5 is all housed, the seal ring be wherein contained in the seal groove on ring packing wheel rim outer shroud contacts with the cutter head center of shield machine, the seal ring be contained in the seal groove in ring packing wheel rim inner ring contacts with central shaft, the central shaft outer cover being positioned at ring packing wheel rim rear is equipped with hub 6, the anterior shield of hub and shield machine is connected and fixed, the inwall of hub has the circular groove 7 that some roads pass through for lubricant oil, several foam solution passage 8 and several grease channels 9 are provided with in central shaft, each lubricating oil inlet 10 on hub is connected with each circular groove on hub inwall respectively, each grease channel in central shaft has opening 11 at each circular groove place of corresponding hub inwall, lubricant oil enters into after in the circular groove on hub inwall from the lubricating oil inlet hub, enter into again in grease channel, lubricant oil flows out from the other end of grease channel, moment of torsion flange 12 is equipped with in the rear end of hub, moment of torsion flange is also provided with seal groove, seal groove is built with seal ring,
Described solid of rotation rear end comprises shell 13, solid of rotation back-end central axle 14 is established in the enclosure, outer casing inner wall has seal groove 16 and the annular pass, some roads 15 of some roads annular, one ring packing ring recess is established between every twice annular pass, all seal ring is provided with in per pass seal groove, seal ring and solid of rotation back-end central are coupling tactile, some roads foam solution passage 8 is provided with in solid of rotation back-end central axle, described some roads foam solution passage and the corresponding setting of foam solution passage in the central shaft of solid of rotation front end, after solid of rotation front end and solid of rotation rear end link together, each foam solution passage in solid of rotation back-end central axle is connected with each foam solution passage in the central shaft of solid of rotation front end, shell is provided with several foam solution imports 17, each foam solution import on shell is connected with each annular pass on outer casing inner wall respectively, the each annular pass place of each foam solution passage in solid of rotation back-end central axle on corresponding outer casing inner wall has opening, foam solution enters into from the foam solution import shell after in the circular groove on outer casing inner wall, enter in foam solution passage again, then flow out from the other end of foam solution passage, the front end of shell is provided with copper packing 18.
Claims (1)
1. shield machine centre revolving joint, is made up of solid of rotation front end and solid of rotation rear end, and solid of rotation front end and solid of rotation rear end are linked together by adpting flange (1), it is characterized in that: described solid of rotation front end comprises central shaft (2), rocking arm (3) is arranged on the front end of central shaft by clamping bolt, rocking arm is connected with the cutter head center of shield machine, the sealing wheel rim (4) of annular is sleeved on the front portion of central shaft, the sealing wheel rim of annular is connected with the anterior shield of shield machine by bolt, the inner ring of ring packing wheel rim and outer shroud all have the seal groove of some roads annular, seal ring (5) is all housed in per pass seal groove, the seal ring be wherein contained in the seal groove on ring packing wheel rim outer shroud contacts with the cutter head center of shield machine, the seal ring be contained in the seal groove in ring packing wheel rim inner ring contacts with central shaft, the central shaft outer cover being positioned at ring packing wheel rim rear is equipped with hub (6), the anterior shield of hub and shield machine is connected and fixed, the inwall of hub has the circular groove (7) that some roads pass through for lubricant oil, several foam solution passages (8) and several grease channels (9) is provided with in central shaft, each lubricating oil inlet (10) on hub is connected with each circular groove on hub inwall respectively, each grease channel in central shaft has opening (11) at each circular groove place of corresponding hub inwall, moment of torsion flange (12) is equipped with in the rear end of hub, moment of torsion flange is also provided with seal groove, seal groove is built with seal ring,
Described solid of rotation rear end comprises shell (13), solid of rotation back-end central axle (14) is established in the enclosure, outer casing inner wall has seal groove (16) and the annular pass, some roads (15) of some roads annular, one ring packing ring recess is established between every twice annular pass, all seal ring is provided with in per pass seal groove, seal ring and solid of rotation back-end central are coupling tactile, some roads foam solution passage (8) are provided with in solid of rotation back-end central axle, described some roads foam solution passage and the corresponding setting of foam solution passage in the central shaft of solid of rotation front end, after solid of rotation front end and solid of rotation rear end link together, each foam solution passage in solid of rotation back-end central axle is connected with each foam solution passage in the central shaft of solid of rotation front end, shell is provided with several foam solution imports (17), each foam solution import on shell is connected with each annular pass on outer casing inner wall respectively, the each annular pass place of each foam solution passage in solid of rotation back-end central axle on corresponding outer casing inner wall has opening, the front end of shell is provided with copper packing (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410481159.XA CN104329556B (en) | 2014-09-20 | 2014-09-20 | Shield machine centre revolving joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410481159.XA CN104329556B (en) | 2014-09-20 | 2014-09-20 | Shield machine centre revolving joint |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104329556A true CN104329556A (en) | 2015-02-04 |
| CN104329556B CN104329556B (en) | 2016-06-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410481159.XA Active CN104329556B (en) | 2014-09-20 | 2014-09-20 | Shield machine centre revolving joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104329556B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105221154A (en) * | 2015-09-30 | 2016-01-06 | 中铁工程装备集团有限公司 | Shield machine swivel coupling |
| 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 |
| CN106704748A (en) * | 2016-12-30 | 2017-05-24 | 中船重型装备有限公司 | Shield tunneling machine centre revolving joint |
| CN108626562A (en) * | 2018-05-31 | 2018-10-09 | 辽宁三三工业有限公司 | Shield owner's driver framework centre revolving joint |
| CN109681709A (en) * | 2018-12-14 | 2019-04-26 | 中船重型装备有限公司 | A kind of shield machine flexible conduit centre revolving joint |
| CN109681218A (en) * | 2018-12-14 | 2019-04-26 | 中船重型装备有限公司 | A kind of novel shield machine center steering body |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2230241A5 (en) * | 1973-05-14 | 1974-12-13 | Sigma Diesel | Rotating joint for lathe turret - has series of annular lubricating oil grooves in rotating sleeve |
| KR100877580B1 (en) * | 2008-01-03 | 2009-01-07 | 주식회사 동아지질 | Eexperiment of grout stability for shield method |
| CN202302483U (en) * | 2011-10-21 | 2012-07-04 | 江阴市长龄机械制造有限公司 | Rotating joint capable of effectively maintaining pressure |
| CN202690064U (en) * | 2012-06-29 | 2013-01-23 | 南车资阳机车有限公司 | Center rotating joint of shield machine |
| CN103062560A (en) * | 2011-10-21 | 2013-04-24 | 江阴市长龄机械制造有限公司 | Hydraulic slewing connector with large slewing angle |
| CN204083753U (en) * | 2014-09-20 | 2015-01-07 | 辽宁三三工业有限公司 | Shield machine centre revolving joint |
-
2014
- 2014-09-20 CN CN201410481159.XA patent/CN104329556B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2230241A5 (en) * | 1973-05-14 | 1974-12-13 | Sigma Diesel | Rotating joint for lathe turret - has series of annular lubricating oil grooves in rotating sleeve |
| KR100877580B1 (en) * | 2008-01-03 | 2009-01-07 | 주식회사 동아지질 | Eexperiment of grout stability for shield method |
| CN202302483U (en) * | 2011-10-21 | 2012-07-04 | 江阴市长龄机械制造有限公司 | Rotating joint capable of effectively maintaining pressure |
| CN103062560A (en) * | 2011-10-21 | 2013-04-24 | 江阴市长龄机械制造有限公司 | Hydraulic slewing connector with large slewing angle |
| CN202690064U (en) * | 2012-06-29 | 2013-01-23 | 南车资阳机车有限公司 | Center rotating 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 |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105221154A (en) * | 2015-09-30 | 2016-01-06 | 中铁工程装备集团有限公司 | Shield machine swivel coupling |
| 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 |
| CN106704748A (en) * | 2016-12-30 | 2017-05-24 | 中船重型装备有限公司 | Shield tunneling machine centre revolving joint |
| CN108626562A (en) * | 2018-05-31 | 2018-10-09 | 辽宁三三工业有限公司 | Shield owner's driver framework centre revolving joint |
| CN108626562B (en) * | 2018-05-31 | 2024-04-26 | 辽宁三三工业有限公司 | Center rotary joint of main driving frame of shield machine |
| CN109681709A (en) * | 2018-12-14 | 2019-04-26 | 中船重型装备有限公司 | A kind of shield machine flexible conduit centre revolving joint |
| CN109681218A (en) * | 2018-12-14 | 2019-04-26 | 中船重型装备有限公司 | A kind of novel shield machine center steering body |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104329556B (en) | 2016-06-29 |
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