CN103321247B - Adjustable, detachable and reusable nose support guiding device and method of immersed tube tunnel - Google Patents
Adjustable, detachable and reusable nose support guiding device and method of immersed tube tunnel Download PDFInfo
- Publication number
- CN103321247B CN103321247B CN201310222001.6A CN201310222001A CN103321247B CN 103321247 B CN103321247 B CN 103321247B CN 201310222001 A CN201310222001 A CN 201310222001A CN 103321247 B CN103321247 B CN 103321247B
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- nose support
- gathering sill
- guiding device
- shear key
- beam column
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- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention discloses an adjustable, detachable and reusable nose support guiding device and method of an immersed tube tunnel. The nose support guiding device comprises a middle shear key of a previous tube section, an upper shear key of a next tube section, a support steel member, an adjusting bolt, a guiding channel steel member and a connecting nose support, wherein the previous tube section is adjacent to the next tube section. The support steel member is installed at the top end of the middle shear key, a top plate arranged transversely and horizontally is arranged at the top of the support steel member and provided with a bolt hole, and a base plate arranged transversely and horizontally is arranged at the bottom of the support steel member and provided with an adjusting hole. The adjusting bolt penetrates the bolt hole of the top plate and the adjusting hole of the base plate and then is screwed tightly, wing plates are vertically and upward arranged at the edge position of the base plate, the middle of the base plate is provided with a guiding groove, the wing plates are located on the periphery of the guiding groove, and the connecting nose support is installed at the bottom end of the upper shear key and inserted into the guiding groove to achieve guiding butt joint of adjacent tube sections. The invention further discloses the adjustable, detachable and reusable nose support guiding method of the immersed tube tunnel.
Description
Technical field
The present invention relates to a kind of guiding device and method of immersed tube tunnel, the adjustable removable nose support guiding device that reuses specifically referring to immersed tube tunnel and method.
Background technology
The guiding device of immersed tube tunnel is the necessary equipment in the construction of immersed tube tunnel pipeline section, ensures the required precision of adjacent pipeline section when immersed tube docks, and the deviate during docking of guarantee adjacent tubular segments is within the scope of permissible value.At present, the many employings of the guiding device nose support guiding device as shown in Figure 1 of existing immersed tube tunnel pipeline section, 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 in middle shear key 1, vertically be arranged on the top leading truck 102 of nose support beam 100 lower end and be vertically arranged on the bottom nose support 103 of lower nose support beam 101 upper end, there is in the middle of top leading truck 102 gathering sill of plug-in mounting bottom nose support 103, the guiding docking between adjacent pipeline section is realized by top leading truck 102 and bottom nose support 103, then the sinking docking of adjacent tubular segments is completed.Plane positioning and vertical supporting when nose support guiding device is used for realizing Pipe Sinking docking; After complete, the based process of Pipe Sinking docking completes, remove the parts such as nose support, leading truck on the beam of the transverse direction erection between shear key and crossbeam.Between adjacent tubular segments, connector 105 and neoprene bearing 104 is placed after having docked.
Above-mentioned nose support guiding device, in pipeline section docking operation, due to factors such as end box hat installation accuracy deviation, butt guiding devices deviations, pipeline section plane off normal can be caused, when waters immersed segment length is shorter, within 300m, what pipeline section plane off normal may manifest does not give prominence to; When immersed segment length reaches more than 500m, pipeline section accumulative after deviation may be very large, thus cause tunnel off normal to exceed designing requirement, even can affect pipeline section and finally close up joint construction.Therefore, tackle the larger pipeline section of installation deviation when Pipe Sinking to need to finely tune.Current pipeline section fine setting regulates by jack 106 pairs of pipeline section stems by the gap between pipeline section nose support guiding device, as shown in Figure 2, also leading truck 107 pairs of pipeline section afterbodys of oil cylinder can be regulated to regulate, as shown in Figure 3, to ensure the required precision of pipeline section plane deviation by being provided with.
Mainly there is following defect in existing nose support guiding device and guidance method:
(1) situation that pipeline section is provided with middle gallery is only applicable to;
(2) only for pipeline section termination steel concrete shear key, need reinforced concrete beams be set, and need to remove the crossbeam later stage;
(3) loaded down with trivial details, the stressed complexity of structure structure;
(4) the external force pipeline section in place to sinking is relied on to rectify a deviation, pipeline section rectifying effect is poor, easily cause pipeline section to dock termination GINA waterstop by fail in shear, GINA waterstop is also that waterstop lucky, is the important barrier of Joints in Immersed Tunnel water-tight and safety.
Summary of the invention
An object of the present invention is to provide a kind of adjustable removable nose support guiding device reused of immersed tube tunnel, and this nose support guiding device can meet required precision during adjacent tubular segments docking, realizes the plane positioning after pipeline section correction and vertical supporting.
This purpose of the present invention realizes by the following technical solutions: the adjustable removable nose support guiding device reused of immersed tube tunnel, comprise the middle shear key of 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 supporting steel component, adjusting bolt, gathering sill steel beam column be connected nose support, described supporting steel Components installation is on the top of described middle shear key, the top of supporting steel component has the top board of transverse horizontal setting, top board offers bolt hole, the bottom of described gathering sill steel beam column has the base plate of transverse horizontal setting, base plate offers adjustment hole, described adjusting bolt is tightened through after the bolt hole of top board and the adjustment hole of base plate, thus gathering sill steel beam column is arranged on supporting steel component, described bottom edge place is also 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 gathering sill steel beam column, can adjust according to the misalignment of axe value of a upper pipe joint section gathering sill steel beam column be positioned in next pipe joint section radially laterally moves to suitable installation site, described gathering sill steel beam column in transverse shifting process by gathering sill be connected nose support drive on shear key synchronously do horizontal fine setting, the transverse direction realized a upper pipe joint section is done radially is finely tuned, to meet required precision during adjacent tubular segments docking, simultaneously this nose support guiding device can realize adjacent tubular segments correction after plane positioning and vertical supporting.
Nose support guiding device of the present invention, a upper pipe joint section is utilized to be arranged in the shear key of afterbody as pipeline section termination vertical supporting, by adjusting bolt, the gathering sill steel beam column having adjustment hole is fixed on next pipe joint section to be positioned in the upper shear key of stem, utilizes adjusting bolt to carry out lateral adjustments to realize the plane positioning after adjacent pipeline section correction and vertical supporting to adjustment hole.
In the present invention, described supporting steel component 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.The top board of supporting steel component is also provided with wing plate straight down.
In the present invention, described adjustment hole is slotted eye.
Two of object of the present invention is to provide the guidance method of the adjustable removable nose support guiding device reused of above-mentioned immersed tube tunnel, and the method is widely applicable, making is simple, installing/dismounting is convenient, cost is low.
This purpose of the present invention realizes by the following technical solutions: the guidance method of the adjustable removable nose support guiding device reused of immersed tube tunnel, the method comprises the steps:
(1) before an adjacent upper pipe joint section and next joint Pipe Sinking docking, first by shear key in supporting steel Components installation to a upper pipe joint section;
(2) by adjusting bolt, gathering sill steel beam column is arranged on supporting steel component;
(3) connection nose support is arranged in the upper shear key of next pipe joint section;
(4) adjust according to the misalignment of axe value of a upper pipe joint section gathering sill steel beam column be positioned in next pipe joint section radially to laterally move, regulate gathering sill steel beam column to tighten to suitable installation site, to complete the guiding docking of adjacent tubular segments;
(5) pipeline section after sinking docking, the based process of line pipe of going forward side by side section;
(6), after Pipe Sinking has docked, remove supporting steel component, adjusting bolt, gathering sill steel beam column and be connected nose support.
Compared with prior art, the present invention has following remarkable result:
(1) nose support guiding device of the present invention, directly by supporting steel component, gathering sill steel beam column be connected nose support and be arranged in the corresponding shear key of pipeline section, the setting and the later stage that eliminate crossbeam in the past remove, and save construction costs and convenient construction.
(2) nose support guiding device of the present invention, owing to need not arrange nose support crossbeam, and can be used on steel, concrete shearing key, widely applicable, is substantially applicable to the pipeline section guiding of all immersed tube tunnels.
(3) nose support guiding device of the present invention, before Pipe Sinking docking, according to the misalignment of axe situation of a upper pipe joint section, the plan-position of the gathering sill steel beam column in next pipe joint section is positioned in advance by adjusting bolt adjustment, initiatively realize the correction of pipeline section plane, disobey outer power, simple to operate, GINA waterstop can not sheared destruction.
(4) nose support guiding device of the present invention, critical piece is all connected with shear key with bolt, and later stage dismounting is simple, and the parts after dismounting can reuse.
(5) nose support guiding device of the present invention, only forms with Plate Welding, makes simple.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Fig. 1 is the using state reference diagram 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 now, jack pair pipeline section stem regulates;
Fig. 3 is the local structural graph of the nose support guiding device of immersed tube tunnel pipeline section in prior art, and now, jack pair pipeline section tail end regulates;
Fig. 4 is the using state reference diagram of the adjustable removable nose support guiding device reused of immersed tube tunnel of the present invention;
Fig. 5 is the overall structure elevation of the adjustable removable nose support guiding device reused of immersed tube tunnel of the present invention;
Fig. 6 is the overall structure lateral view of the adjustable removable nose support guiding device reused of immersed tube tunnel of the present invention;
Fig. 7 is the adjustable removable nose support guiding device correction schematic diagram reused of immersed tube tunnel of the present invention;
Fig. 8 is the top view of gathering sill steel beam column in the adjustable removable nose support guiding device reused of immersed tube tunnel of the present invention;
Fig. 9 is the upward view of supporting steel component part in the adjustable removable nose support guiding device reused of immersed tube tunnel of the present invention;
Figure 10 uses the pipeline section of the adjustable removable nose support guiding device reused of immersed tube tunnel of the present invention finally to dock elevation;
Figure 11 uses the pipeline section of the adjustable removable nose support guiding device reused of immersed tube tunnel of the present invention 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 component; 31, top board;
31a, bolt hole; 32, wing plate; 4, bolt; 5, adjusting bolt; 6, gathering sill steel beam column;
61, base plate; 61a, adjustment hole; 62, wing plate; 63, gathering sill; 7, nose support is connected;
8, bolt; 9, neoprene bearing; 10, connector
Detailed description of the invention
The adjustable removable nose support guiding device reused of the immersed tube tunnel as shown in Fig. 4 to Figure 11, comprise the middle shear key 1 of an adjacent upper pipe joint section, the upper shear key 2 of next pipe joint section, nose support guiding device also comprises supporting steel component 3, adjusting bolt 5, gathering sill steel beam column 6 be connected nose support 7, supporting steel component 3 is arranged on the top of middle shear key 1 by bolt 4, the top of supporting steel component 3 has the top board 31 of transverse horizontal setting, top board 31 offers bolt hole 31a, top board 31 is also tilted to and has polylith wing plate 32, polylith wing plate 32 is equidistantly arranged, the bottom of gathering sill steel beam column 6 has the base plate 61 of transverse horizontal setting, base plate 61 offers adjustment hole 61a, adjustment hole 61a is slotted eye, adjusting bolt 5 is tightened through after the bolt hole 31a of the top board 31 and adjustment hole 61a of base plate 61, thus gathering sill steel beam column 6 is arranged on supporting steel component 3, base plate 61 is being positioned at a left side, the edge of right both sides is provided with polylith wing plate 62 all 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 region that right polylith wing plate 62 surrounds, gathering sill 63 connects nose support 7 for plug-in mounting, connect nose support 7 is arranged on upper shear key 2 bottom by bolt 8, connecting nose support 7 is inserted in gathering sill 63, realize the guiding docking of adjacent tubular segments, the adjustment hole 61a that nose support guiding device is offered by gathering sill steel beam column 6, can adjust according to the misalignment of axe value of a upper pipe joint section gathering sill steel beam column 6 be positioned in next pipe joint section radially laterally moves to suitable installation site, gathering sill steel beam column 6 in transverse shifting process by gathering sill 63 with is connected nose support 7 and drives shear key 2 synchronously to do horizontal fine setting, the transverse direction realized a upper pipe joint section is done radially is finely tuned, to meet required precision during adjacent tubular segments docking, simultaneously this nose support guiding device can realize adjacent tubular segments correction after plane positioning and vertical supporting, meet construction requirement.
In the present embodiment by gathering sill steel beam column 6 being directly installed in middle shear key 1, connect nose support 7 and be directly installed in upper shear key 2, in the docking of adjacent tubular segments guiding, directly connection nose support 7 is inserted in the gathering sill 63 of gathering sill steel beam column 6, without the need to arranging crossbeam in middle shear key 1 and upper shear key 2, the setting and the later stage that eliminate crossbeam remove.Meanwhile, the adjustment hole 61a offered by gathering sill steel beam column 6, is realized finely tuning the transverse direction of gathering sill steel beam column 6, reaches the adjustable function of nose support guiding device.Supporting steel component 3 in nose support guiding device, gathering sill steel beam column 6, to connect the installation of nose support 7 be all realized by bolt, be easy to remove, the parts after dismounting can repeat recycling.
In the present embodiment, the top board 31 of supporting steel component 3 is also provided with wing plate 32 straight down, plays reinforcement supporting role.
The guidance method of the adjustable removable nose support guiding device reused of above-mentioned immersed tube tunnel, the method comprises the steps:
(1) before an adjacent upper pipe joint section and next joint Pipe Sinking docking, first supporting steel component 3 is installed to shear key 1 in a upper pipe joint section;
(2) by adjusting bolt 5, gathering sill steel beam column 6 is arranged on supporting steel component 3;
(3) connection nose support 7 is arranged in the upper shear key 2 of next pipe joint section;
(4) adjust according to the misalignment of axe value of a upper pipe joint section gathering sill steel beam column 6 be positioned in next pipe joint section radially to laterally move, regulate gathering sill steel beam column 6 to tighten to suitable installation site, to complete the guiding docking of adjacent tubular segments;
(5) pipeline section after sinking docking, the based process of line pipe of going forward side by side section;
(6), after Pipe Sinking has docked, remove supporting steel component 3, adjusting bolt 5, gathering sill steel beam column 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.
The above embodiment of the present invention is not limiting the scope of the present invention; embodiments of the present invention are not limited thereto; all this kind is according to foregoing of the present invention; according to ordinary technical knowledge and the customary means of this area; do not departing under the present invention's above-mentioned fundamental technics thought prerequisite; to the amendment of other various ways that said structure of the present invention is made, replacement or change, all should drop within protection scope of the present invention.
Claims (6)
1. the adjustable removable nose support guiding device reused of immersed tube tunnel, comprise the middle shear key (1) of 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 component (3), adjusting bolt (5), gathering sill steel beam column (6) be connected nose support (7), described supporting steel component (3) is arranged on the top of described middle shear key (1), the top of supporting steel component (3) has the top board (31) of transverse horizontal setting, top board (31) offers bolt hole (31a), the bottom of described gathering sill steel beam column (6) has the base plate (61) of transverse horizontal setting, base plate (61) offers adjustment hole (61a), described adjusting bolt (5) is tightened through after the bolt hole (31a) of top board (31) and the adjustment hole (61a) of base plate (61), thus gathering sill steel beam column (6) is arranged on supporting steel component (3), described base plate (61) edge is also 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 gathering sill steel beam column (6), can adjust according to the misalignment of axe value of a upper pipe joint section gathering sill steel beam column (6) be positioned in next pipe joint section radially laterally moves to suitable installation site, described gathering sill steel beam column (6) is passed through gathering sill (63) and is connected shear key (2) synchronously do laterally fine setting in nose support (7) drive in transverse shifting process, the transverse direction realized a upper pipe joint section is done radially is finely tuned, to meet required precision during adjacent tubular segments docking, simultaneously this nose support guiding device can realize adjacent tubular segments correction after plane positioning and vertical supporting.
2. the adjustable removable nose support guiding device reused of immersed tube tunnel according to claim 1, is characterized in that: described supporting steel component (3) is arranged on the top of described middle shear key (1) by bolt (4).
3. the adjustable removable nose support guiding device reused of immersed tube tunnel according to claim 1, 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 reused of immersed tube tunnel according to claim 1, is characterized in that: the top board (31) of supporting steel component (3) is also provided with wing plate (32) straight down.
5. the adjustable removable nose support guiding device reused of the immersed tube tunnel according to any one of Claims 1-4, is characterized in that: described adjustment hole (61a) is slotted eye.
6. the guidance method of the adjustable removable nose support guiding device reused of the immersed tube tunnel described in any one of the claims 1 to 5, the method comprises the steps:
(1) before an adjacent upper pipe joint section and next joint Pipe Sinking docking, first supporting steel component (3) is installed to the middle shear key (1) of a upper pipe joint section;
(2) by adjusting bolt (5), gathering sill steel beam column (6) is arranged on supporting steel component (3);
(3) will connect nose support (7) is arranged in the upper shear key (2) of next pipe joint section;
(4) adjust according to the misalignment of axe value of a upper pipe joint section gathering sill steel beam column (6) be positioned in next pipe joint section radially to laterally move, gathering sill steel beam column (6) is regulated to tighten to suitable installation site, to complete the guiding docking of adjacent tubular segments;
(5) pipeline section after sinking docking, the based process of line pipe of going forward side by side section;
(6), after Pipe Sinking has docked, remove supporting steel component (3), adjusting bolt (5), gathering sill steel beam column (6) and be connected nose support (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310222001.6A CN103321247B (en) | 2013-06-06 | 2013-06-06 | Adjustable, detachable and reusable nose support guiding device and method of immersed tube tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310222001.6A CN103321247B (en) | 2013-06-06 | 2013-06-06 | Adjustable, detachable and reusable nose support guiding device and method of immersed tube tunnel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103321247A CN103321247A (en) | 2013-09-25 |
| CN103321247B true CN103321247B (en) | 2015-06-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310222001.6A Expired - Fee Related CN103321247B (en) | 2013-06-06 | 2013-06-06 | Adjustable, detachable and reusable nose support guiding device and method of immersed tube tunnel |
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| CN (1) | CN103321247B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103743558B (en) * | 2014-01-06 | 2016-08-24 | 北京工业大学 | A kind of component for simulating immersed tube tunnel flexible joint |
| CN104895112B (en) * | 2015-04-24 | 2017-07-04 | 上海市隧道工程轨道交通设计研究院 | The drawing hawser system and immersed tube tube coupling of a kind of immersed tube tube coupling |
| CN104947713A (en) * | 2015-04-24 | 2015-09-30 | 上海市隧道工程轨道交通设计研究院 | Guide device and method for butt joint of immersed tubes |
| CN111501810B (en) * | 2020-04-29 | 2021-09-17 | 广船国际有限公司 | Device for assisting installation of steel end shell |
| CN113833026A (en) * | 2021-09-13 | 2021-12-24 | 广州大学 | Construction method of flexible anti-seismic joint of immersed tunnel |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09144038A (en) * | 1995-11-24 | 1997-06-03 | Okumura Corp | Construction method of underwater structure |
| JP2002038503A (en) * | 2000-07-25 | 2002-02-06 | Sumitomo Rubber Ind Ltd | Flexible joint and joint structure using it and method of executing immersed tunnel |
| CN1399044A (en) * | 2002-08-27 | 2003-02-26 | 上海隧道工程股份有限公司 | Construction process of flexible shockproof joint for deposited pipe tunnel |
| CN203296065U (en) * | 2013-06-06 | 2013-11-20 | 中铁隧道勘测设计院有限公司 | Adjustable, detachable and reusable nose supporting guide device of immersed tunnel |
-
2013
- 2013-06-06 CN CN201310222001.6A patent/CN103321247B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09144038A (en) * | 1995-11-24 | 1997-06-03 | Okumura Corp | Construction method of underwater structure |
| JP2002038503A (en) * | 2000-07-25 | 2002-02-06 | Sumitomo Rubber Ind Ltd | Flexible joint and joint structure using it and method of executing immersed tunnel |
| CN1399044A (en) * | 2002-08-27 | 2003-02-26 | 上海隧道工程股份有限公司 | Construction process of flexible shockproof joint for deposited pipe tunnel |
| CN203296065U (en) * | 2013-06-06 | 2013-11-20 | 中铁隧道勘测设计院有限公司 | Adjustable, detachable and reusable nose supporting guide device of immersed tunnel |
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| CN103321247A (en) | 2013-09-25 |
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Effective date of registration: 20190211 Address after: 300000 Tianjin Free Trade Test Zone (Airport Economic Zone) No. 36 West Central Road Co-patentee after: GUANGZHOU SALVAGE BUREAU OF THE MINISTRY OF TRANSPORT Patentee after: CHINA RAILWAY LIUYUAN GROUP Co.,Ltd. Address before: 300133 new Hongqiao Yi Fu Li 1, Hongqiao District, Tianjin Co-patentee before: Guangzhou Salvage Bureau of the Ministry of Transport Patentee before: CHINA RAILWAY TUNNEL SURVEY & DESIGN INSTITUTE Co.,Ltd. |
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Granted publication date: 20150617 |