CN203296065U - Adjustable, detachable and reusable nose supporting guide device of immersed tunnel - Google Patents
Adjustable, detachable and reusable nose supporting guide device of immersed tunnel Download PDFInfo
- Publication number
- CN203296065U CN203296065U CN2013203228294U CN201320322829U CN203296065U CN 203296065 U CN203296065 U CN 203296065U CN 2013203228294 U CN2013203228294 U CN 2013203228294U CN 201320322829 U CN201320322829 U CN 201320322829U CN 203296065 U CN203296065 U CN 203296065U
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- nose support
- steel member
- guiding device
- shear key
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Abstract
The utility model discloses an adjustable, detachable and reusable nose supporting guide device of an immersed tunnel. The nose supporting guide device comprises a middle shearing key of an upper pipe segment, an upper shearing key of a next pipe segment, a supporting steel member, an adjustment bolt, a guide groove steel member and a connection nose support, the upper pipe segment is adjacent to the next pipe segment, the supporting steel member is arranged at the top end of the middle shearing key, the top of the supporting steel member is provided with a top plate which is horizontally arranged, a bolt hole is formed in the top plate, the bottom of the guide groove member is provided with a bottom plate which is horizontally arranged, an adjustment hole is formed in the bottom plate, the adjustment bolt penetrates thorough the bolt hole in the top plate and the adjustment hole in the bottom plate and then is screwed, a wing plate is upwards arranged on the edge of the bottom plate vertically, a guide groove is formed in the middle of the bottom plate, the wing plate is arranged on the periphery of the guide groove, the connection nose support is arranged at the bottom end of the upper shearing key and inserted in the guide groove, and guidance butt joint of adjacent pipe segments is achieved.
Description
Technical field
The utility model relates to a kind of guiding device of immersed tube tunnel, specifically refers to the adjustable removable nose support guiding device that reuses of immersed tube tunnel.
Background technology
The guiding device of immersed tube tunnel is the necessary equipment in the construction of immersed tube tunnel pipeline section, guarantees the adjacent required precision of pipeline section when immersed tube docks, and the deviate while guaranteeing the adjacent tubular segments docking is in the permissible value scope.at present, the guiding device of the existing immersed tube tunnel pipeline section nose support guiding devices that adopt as shown in Figure 1 more, this nose support guiding device comprises the middle shear key 1 of an adjacent upper pipe joint section, the upper shear key 2 of next pipe joint section, transverse strands is located at the upper nose support beam 100 between shear key 1, transverse strands is located at the lower nose support beam 101 on middle shear key 1, the bottom nose support 103 that vertically is arranged on the top leading truck 102 of nose support beam 100 lower ends and vertically is arranged on lower nose support beam 101 upper ends, the gathering sill that has plug-in mounting bottom nose support 103 in the middle of top leading truck 102, by top leading truck 102 and bottom nose support 103, realize the guiding docking between adjacent pipeline section, then complete the sinking docking of adjacent tubular segments.Plane positioning and vertical supporting when the nose support guiding device is used for realizing the Pipe Sinking docking; After, based process complete in the Pipe Sinking docking completes, the parts such as the beam that laterally sets up between the dismounting shear key and the nose support on crossbeam, leading truck.After completing, docking places connector 105 and neoprene bearing 104 between adjacent tubular segments.
Above-mentioned nose support guiding device, in the pipeline section docking operation, due to factors such as end box hat installation accuracy deviation, butt guiding devices deviations, can cause pipeline section plane off normal, when waters immersed segment length more in short-term, in 300m, it is outstanding that pipeline section plane off normal may manifest; When immersed segment length reaches 500m when above, the deviation after the accumulative total of pipeline section may be very large, thereby cause the tunnel off normal to surpass designing requirement, even can affect pipeline section and finally close up the joint construction.Therefore, the larger pipeline section of reply installation deviation need to be finely tuned when Pipe Sinking.Pipeline section fine setting at present can be regulated by 106 pairs of pipeline section stems of jack by the gap between pipeline section nose support guiding device, as shown in Figure 2, also can regulate by being provided with 107 pairs of pipeline section afterbodys of leading truck of regulating oil cylinder, as shown in Figure 3, to guarantee the required precision of pipeline section plane deviation.
Mainly there are following defect in existing nose support guiding device and guidance method:
(1) be only applicable to the situation that pipeline section is provided with middle gallery;
(2) only for pipeline section termination steel concrete shear key, the steel concrete crossbeam need be set, and need to remove the crossbeam later stage;
(3) loaded down with trivial details, the stressed complexity of Structural Tectonics;
(4) rely on external force to rectify a deviation to sinking pipeline section in place, the pipeline section rectifying effect is poor, easily cause pipeline section docking termination GINA waterstop to be subjected to fail in shear, the GINA waterstop also is lucky that waterstop, is the important barrier of Joints in Immersed Tunnel water-tight and safety.
The utility model content
The purpose of this utility model is to provide a kind of adjustable removable nose support guiding device that reuses of immersed tube tunnel, and the required precision when this nose support guiding device can meet the adjacent tubular segments docking realizes plane positioning and vertical supporting after pipeline section is rectified a deviation.
this purpose of the present utility model realizes by the following technical solutions: the adjustable removable nose support guiding device that reuses of immersed tube tunnel, the middle shear key that comprises an adjacent upper pipe joint section, the upper shear key of next pipe joint section, it is characterized in that: described nose support guiding device also comprises the supporting steel member, adjusting bolt, guiding channel-section steel member be connected nose support, described supporting steel member is arranged on the top of described middle shear key, the top of supporting steel member has the top board that transverse horizontal arranges, top board offers bolt hole, the bottom of described guiding channel-section steel member has the base plate that transverse horizontal arranges, on base plate, offer adjustment hole, described adjusting bolt is tightened after passing the adjustment hole of the bolt hole of top board and base plate, thereby the channel-section steel member that will lead is arranged on the supporting steel member, described bottom edge place also is provided with wing plate straight up, the middle part of base plate has gathering sill, wing plate is positioned at the periphery of gathering sill, described connection nose support is arranged on the bottom of described upper shear key, connecting nose support is inserted in gathering sill, realize the guiding docking of adjacent tubular segments, the adjustment hole that described nose support guiding device is offered by described guiding channel-section steel member, can adjust the guiding channel-section steel member that is positioned on next pipe joint section according to the misalignment of axe value of a upper pipe joint section radially laterally moves to suitable installation site, described guiding channel-section steel member in the transverse shifting process by gathering sill be connected nose support and drive that shear key is synchronous does laterally fine setting, realization is done horizontal fine setting radially to a upper pipe joint section, required precision while docking to meet adjacent tubular segments, this nose support guiding device can be realized plane positioning and the vertical supporting after adjacent tubular segments is rectified a deviation simultaneously.
Nose support guiding device of the present utility model, utilize a upper pipe joint section to be arranged in the shear key of afterbody as pipeline section termination vertical supporting, the guiding channel-section steel member that will have an adjustment hole by adjusting bolt is fixed on the upper shear key that next pipe joint section is positioned at stem, utilizes adjusting bolt to carry out lateral adjustments to realize plane positioning and the vertical supporting after adjacent pipeline section correction to adjustment hole.
In the utility model, described supporting steel member is arranged on the top of described middle shear key by bolt.Described connection nose support is arranged on the bottom of described upper shear key by bolt.On the top board of supporting steel member, also be provided with straight down wing plate.
In the utility model, described adjustment hole is slotted eye.
Compared with prior art, the utlity model has following remarkable result:
(1) nose support guiding device of the present utility model, directly by supporting steel member, guiding channel-section steel member with is connected nose support and is arranged on the corresponding shear key of pipeline section, removed setting and the later stage dismounting of crossbeam in the past from, saved construction costs and convenient construction.
(2) nose support guiding device of the present utility model, due to the nose support crossbeam need not be set, and can be used on steel, concrete shearing key, and is widely applicable, basically is applicable to the pipeline section guiding of all immersed tube tunnels.
(3) nose support guiding device of the present utility model, before the Pipe Sinking docking, misalignment of axe situation according to a upper pipe joint section, by the adjusting bolt adjustment, be positioned in advance the plan-position of the guiding channel-section steel member on next pipe joint section, initiatively realize the correction on pipeline section plane, disobey outer power, simple to operate, the GINA waterstop can sheared destruction.
(4) nose support guiding device of the present utility model, critical piece all is connected with shear key with bolt, and the later stage dismounting is simple, and the parts after dismounting can reuse.
(5) nose support guiding device of the present utility model, only form with Plate Welding, makes simple.
The accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is the use state reference map of the nose support guiding device of immersed tube tunnel pipeline section in prior art;
Fig. 2 is the local structural graph of the nose support guiding device of immersed tube tunnel pipeline section in prior art, and at this moment, jack pair pipeline section stem is regulated;
Fig. 3 is the local structural graph of the nose support guiding device of immersed tube tunnel pipeline section in prior art, and at this moment, jack pair pipeline section tail end is regulated;
Fig. 4 is the use state reference map of the adjustable removable nose support guiding device that reuses of the utility model immersed tube tunnel;
Fig. 5 is the overall structure elevation of the adjustable removable nose support guiding device that reuses of the utility model immersed tube tunnel;
Fig. 6 is the overall structure lateral view of the adjustable removable nose support guiding device that reuses of the utility model immersed tube tunnel;
Fig. 7 is the adjustable removable nose support guiding device correction schematic diagram that reuses of the utility model immersed tube tunnel;
Fig. 8 is the top view of guiding channel-section steel member in the adjustable removable nose support guiding device that reuses of the utility model immersed tube tunnel;
Fig. 9 is the upward view of supporting steel member spare in the adjustable removable nose support guiding device that reuses of the utility model immersed tube tunnel;
Figure 10 uses the pipeline section of the adjustable removable nose support guiding device that reuses of the utility model immersed tube tunnel finally to dock elevation;
Figure 11 uses the pipeline section of the adjustable removable nose support guiding device that reuses of the utility model immersed tube tunnel finally to dock lateral view.
Description of reference numerals
1, middle shear key; 2, upper shear key; 100, upper nose support beam; 101, lower nose support beam;
102, top leading truck; 103, bottom nose support; 104, neoprene bearing; 105, connector;
106, jack; 107, leading truck; 3, supporting steel member; 31, top board;
31a, bolt hole; 32, wing plate; 4, bolt; 5, adjusting bolt; 6, guiding channel-section steel member;
61, base plate; 61a, adjustment hole; 62, wing plate; 63, gathering sill; 7, connect nose support;
8, bolt; 9, neoprene bearing; 10, connector
The specific embodiment
as the adjustable removable nose support guiding device that reuse of Fig. 4 to immersed tube tunnel shown in Figure 11, the middle shear key 1 that comprises an adjacent upper pipe joint section, the upper shear key 2 of next pipe joint section, the nose support guiding device also comprises supporting steel member 3, adjusting bolt 5, guiding channel-section steel member 6 be connected nose support 7, supporting steel member 3 is arranged on the top of middle shear key 1 by bolt 4, the top of supporting steel member 3 has the top board 31 that transverse horizontal arranges, top board 31 offers bolt hole 31a, top board 31 also is tilted to and has polylith wing plate 32, polylith wing plate 32 is equidistantly arranged, the bottom of guiding channel-section steel member 6 has the base plate 61 that transverse horizontal arranges, on base plate 61, offer adjustment hole 61a, adjustment hole 61a is slotted eye, adjusting bolt 5 is tightened after passing the adjustment hole 61a of the bolt hole 31a of top board 31 and base plate 61, thereby the channel-section steel member 6 that will lead is arranged on supporting steel member 3, base plate 61 is being positioned at a left side, the edge of right both sides all is provided with polylith wing plate 62 straight up, polylith wing plate 62 is equidistantly arranged, the middle part of base plate 61 has gathering sill 63, wing plate 62 is positioned at the periphery of gathering sill 63, gathering sill 63 is bar-shaped trough, for a left side, the zone that right polylith wing plate 62 surrounds, gathering sill 63 connects nose support 7 for plug-in mounting, connect nose support 7 and by bolt 8, be arranged on the bottom of upper shear key 2, connecting nose support 7 is inserted in gathering sill 63, realize the guiding docking of adjacent tubular segments, the adjustment hole 61a that the nose support guiding device is offered by guiding channel-section steel member 6, can adjust the guiding channel-section steel member 6 that is positioned on next pipe joint section according to the misalignment of axe value of a upper pipe joint section radially laterally moves to suitable installation site, guiding channel-section steel member 6 passes through gathering sill 63 and is connected nose support 7 drives in the transverse shifting process on, synchronous work of shear key 2 laterally finely tuned, realization is done horizontal fine setting radially to a upper pipe joint section, required precision while docking to meet adjacent tubular segments, this nose support guiding device can be realized plane positioning and the vertical supporting after adjacent tubular segments is rectified a deviation simultaneously, meet construction requirement.
In the present embodiment, by the channel-section steel member 6 that will lead, being directly installed on middle shear key 1, connecting nose support 7 is directly installed on upper shear key 2, in the docking of adjacent tubular segments guiding, directly will connect in the gathering sill 63 that nose support 7 is inserted into guiding channel-section steel member 6, without on middle shear key 1 and upper shear key 2, crossbeam being set, having exempted setting and the later stage of crossbeam and removed.Simultaneously, by the adjustment hole 61a that guiding channel-section steel member 6 is offered, realize the horizontal fine setting to guiding channel-section steel member 6, reach the adjustable function of nose support guiding device.Supporting steel member 3 in the nose support guiding device, guiding channel-section steel member 6,, the installation that connects nose support 7 is all to realize by bolt, is easy to remove, the parts after dismounting can repeat recycling.
In the present embodiment, on the top board 31 of supporting steel member 3, also be provided with straight down wing plate 32, play the reinforcement supporting role.
The guidance method of the adjustable removable nose support guiding device that reuses of above-mentioned immersed tube tunnel, the method comprises the steps:
(1), before an adjacent upper pipe joint section and the docking of next pipe joint section sinking, first supporting steel member 3 is installed to the middle shear key 1 of a upper pipe joint section;
(2) with the adjusting bolt 5 channel-section steel member 6 that will lead, be arranged on supporting steel member 3;
(3) will connect on the upper shear key 2 that nose support 7 is arranged on next pipe joint section;
(4) according to the misalignment of axe value of a upper pipe joint section, adjust the guiding channel-section steel member 6 that is positioned on next pipe joint section and radially laterally move, regulate guiding channel-section steel member 6 and tighten to suitable installation site, to complete the guiding docking of adjacent tubular segments;
(5) pipeline section after the sinking docking, the based process of the line pipe of going forward side by side section;
(6), after the Pipe Sinking docking completes, remove supporting steel member 3, adjusting bolt 5, guiding channel-section steel member 6 and be connected nose support 7.
After the method completes, then add step: neoprene bearing 9 and connector 10 are placed between middle shear key 1 and upper shear key 2, realize the sinking docking that pipeline section is last, as shown in Figure 10, Figure 11.
Above-described embodiment of the present utility model is not the restriction to the utility model protection domain; embodiment of the present utility model is not limited to this; all this kind is according to foregoing of the present utility model; ordinary skill knowledge and customary means according to this area; do not breaking away under the above-mentioned fundamental technics thought of the utility model prerequisite; modification, replacement or the change of other various ways that the utility model said structure is made, within all should dropping on protection domain of the present utility model.
Claims (5)
1. the adjustable removable nose support guiding device that reuses of immersed tube tunnel, the middle shear key (1) that comprises an adjacent upper pipe joint section, the upper shear key (2) of next pipe joint section, it is characterized in that: described nose support guiding device also comprises supporting steel member (3), adjusting bolt (5), the guiding channel-section steel member (6) be connected nose support (7), described supporting steel member (3) is arranged on the top of described middle shear key (1), the top of supporting steel member (3) has the top board (31) that transverse horizontal arranges, top board (31) offers bolt hole (31a), the bottom of described guiding channel-section steel member (6) has the base plate (61) that transverse horizontal arranges, on base plate (61), offer adjustment hole (61a), described adjusting bolt (5) is tightened after passing the adjustment hole (61a) of the bolt hole (31a) of top board (31) and base plate (61), thereby the channel-section steel member (6) that will lead is arranged on supporting steel member (3), described base plate (61) edge also is provided with wing plate (62) straight up, the middle part of base plate (61) has gathering sill (63), wing plate (62) is positioned at the periphery of gathering sill (63), described connection nose support (7) is arranged on the bottom of described upper shear key (2), connecting nose support (7) is inserted in gathering sill (63), realize the guiding docking of adjacent tubular segments, the adjustment hole (61a) that described nose support guiding device is offered by described guiding channel-section steel member (6), can adjust the guiding channel-section steel member (6) that is positioned on next pipe joint section according to the misalignment of axe value of a upper pipe joint section radially laterally moves to suitable installation site, described guiding channel-section steel member (6) passes through gathering sill (63) and is connected nose support (7) drive in the transverse shifting process on, synchronous work of shear key (2) laterally finely tuned, realization is done horizontal fine setting radially to a upper pipe joint section, required precision while docking to meet adjacent tubular segments, this nose support guiding device can be realized plane positioning and the vertical supporting after adjacent tubular segments is rectified a deviation simultaneously.
2. the adjustable removable nose support guiding device that reuses of immersed tube tunnel according to claim 1, it is characterized in that: described supporting steel member (3) is arranged on the top of described middle shear key (1) by bolt (4).
3. the adjustable removable nose support guiding device that reuses of immersed tube tunnel according to claim 1, it is characterized in that: described connection nose support (7) is arranged on the bottom of described upper shear key (2) by bolt (8).
4. the adjustable removable nose support guiding device that reuses of immersed tube tunnel according to claim 1, is characterized in that: on the top board (31) of supporting steel member (3), also be provided with straight down wing plate (32).
5. the adjustable removable nose support guiding device that reuses of the described immersed tube tunnel of according to claim 1 to 4 any one, it is characterized in that: described adjustment hole (61a) is slotted eye.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203228294U CN203296065U (en) | 2013-06-06 | 2013-06-06 | Adjustable, detachable and reusable nose supporting guide device of immersed tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203228294U CN203296065U (en) | 2013-06-06 | 2013-06-06 | Adjustable, detachable and reusable nose supporting guide device of immersed tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203296065U true CN203296065U (en) | 2013-11-20 |
Family
ID=49572087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203228294U Withdrawn - After Issue CN203296065U (en) | 2013-06-06 | 2013-06-06 | Adjustable, detachable and reusable nose supporting guide device of immersed tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203296065U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103321247A (en) * | 2013-06-06 | 2013-09-25 | 中铁隧道勘测设计院有限公司 | Adjustable, detachable and reusable nose support guiding device and method of immersed tube tunnel |
| CN103758150A (en) * | 2014-01-17 | 2014-04-30 | 天津市市政工程设计研究院 | Method for constructing temporary support of twin-bore immersed tube tunnel with three tube corridors and perpendicular jack of temporary support |
-
2013
- 2013-06-06 CN CN2013203228294U patent/CN203296065U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103321247A (en) * | 2013-06-06 | 2013-09-25 | 中铁隧道勘测设计院有限公司 | Adjustable, detachable and reusable nose support guiding device and method of immersed tube tunnel |
| CN103321247B (en) * | 2013-06-06 | 2015-06-17 | 中铁隧道勘测设计院有限公司 | Adjustable, detachable and reusable nose support guiding device and method of immersed tube tunnel |
| CN103758150A (en) * | 2014-01-17 | 2014-04-30 | 天津市市政工程设计研究院 | Method for constructing temporary support of twin-bore immersed tube tunnel with three tube corridors and perpendicular jack of temporary support |
| CN103758150B (en) * | 2014-01-17 | 2015-10-28 | 天津市市政工程设计研究院 | The construction method of diplopore three piping lane immersed tube tunnel temporary support and vertical jack thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131120 Effective date of abandoning: 20150617 |
|
| RGAV | Abandon patent right to avoid regrant |