CN100535251C - Earth pit for prefabricating members for use in hydraulic engineering, float transferring device therefore, and their using method - Google Patents
Earth pit for prefabricating members for use in hydraulic engineering, float transferring device therefore, and their using method Download PDFInfo
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- CN100535251C CN100535251C CNB2006101596559A CN200610159655A CN100535251C CN 100535251 C CN100535251 C CN 100535251C CN B2006101596559 A CNB2006101596559 A CN B2006101596559A CN 200610159655 A CN200610159655 A CN 200610159655A CN 100535251 C CN100535251 C CN 100535251C
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- 238000010276 construction Methods 0.000 claims abstract description 29
- 238000007667 floating Methods 0.000 claims abstract description 15
- 229910000831 Steel Inorganic materials 0.000 claims description 25
- 239000010959 steel Substances 0.000 claims description 25
- 238000009434 installation Methods 0.000 claims description 21
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- 238000005859 coupling reaction Methods 0.000 claims description 16
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 8
- 230000000994 depressogenic effect Effects 0.000 claims description 7
- 229910052742 iron Inorganic materials 0.000 claims description 6
- 239000004033 plastic Substances 0.000 claims description 5
- 239000000725 suspension Substances 0.000 claims description 5
- 238000009412 basement excavation Methods 0.000 claims description 4
- 238000005553 drilling Methods 0.000 claims description 4
- 239000011150 reinforced concrete Substances 0.000 claims description 4
- 239000004677 Nylon Substances 0.000 claims description 3
- 238000007664 blowing Methods 0.000 claims description 3
- 210000000476 body water Anatomy 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 238000009417 prefabrication Methods 0.000 claims description 3
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- 150000001875 compounds Chemical class 0.000 claims 1
- 239000000835 fiber Substances 0.000 claims 1
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Abstract
The invention relates to an earth dock prefabricated for hydraulic engineering member and floating transporting device, and the using method. The dock is the one set at the side of river, which have enough space for fabricating member. Watertight seal door is set on the dock and there is waterway out of the door. The member fabricated in the dock is transported to located position by the floating transporting device and injecting water in the dock. By fabricating large member at the nearest place in the dock, it not only saves the transporting cost in long journey but also decreases the assembly and construction cost. Said floating transporting device comprises more than one air sac for assisted floating mechanism at least and locating connecting part. The assisted floating mechanism is set on or under the water surface around the member, or under the water surface in the cavity of member. Practice shows that as water nature buoyancy is used to replace assembly and construction by floating crane in the air sac of assisted floating mechanism, the construction time can be shortened and the economic benefit is very evident.
Description
Technical field
The present invention relates in the port and pier engineering construction, perhaps in the offshore oil drilling engineering construction, the perhaps improvement of the various large-scale hydraulic member transportation mounting techniques in water intaking, draining, tunnel construction, specifically be prefabricated heatable adobe sleeping platform and float transferring device and using method thereof of a kind of hydraulic engineering member body, it belongs to the hydraulic engineering technical field of construction.
Background technology
In the prior art, the member body of traditional hydraulic engineering all is to finish away from the rear of harbour is prefabricated; Again by large-scale loop wheel machine with hang ship and transport harbour to through overland route.The installation of the various large-scale components of hydraulic engineering construction all is to use loop wheel machine, or hangs ship and carry out that handling installs.It is the way of using " hanging " that traditional water conservancy project member is installed, and member is sling, and installs with mechanical sinkings such as hoist engines again.As the installation of harbour square, caisson, the beam of bridge, the installation of plate, the installation of bridge pier square, caisson is got, the installation of the large-scale culvert pipe of draining, and the peace of hanging of body section waits and all be unable to do without large-scale loop wheel machine and hang ship, yet.The ship machine cost of traditional hydraulic engineering construction is too high.For example: the intake pipe of certain power plant weighs 450 tons, with conventional method is to give system in the wharf apron, uses 500 tons crane ship landing pier forward position, and culvert pipe is sling, refill and be downloaded to 1000 tons, use tugboat that 500 tons crane ship and dull and stereotyped barge are transported to the infield respectively with on the upper flat plate barge; And then with 500 tons of crane ships, from dull and stereotyped barge, this culvert pipe is sling, sinking is to the bottom, the installation of diving under water under water again; After end is installed, respectively crane ship and dull and stereotyped barge are towed back to harbour by tugboat again, carry out the transportation of next root culvert pipe and install.This wherein single ship speculative investment of just using will reach the RMB more than 100,000,000 yuan, and tool is adjusted: the operating expenses of an above-mentioned culvert pipe of every installation will reach the RMB more than 200,000 yuan.And traditional hydraulic engineering construction technology falls behind, and operate loaded down with trivial detailsly, and the member poor accuracy that puts in place often takes place in the unsettled handling process of large-scale component, and also frequent generation personnel injure.Therefore large-scale loop wheel machine and hang ship to hang the construction of peace large-scale hydraulic member both uneconomical, also dangerous.
Summary of the invention
Purpose of the present invention is exactly the above-mentioned drawback that will overcome traditional hydraulic engineering construction, provides a kind of hydraulic engineering member body prefabricated heatable adobe sleeping platform and float transferring device and using method thereof.This device is gathered materials on the spot, and the bank is provided with heatable adobe sleeping platform near water, makes full use of the natural buoyancy of water, by means of buoyancy member is floated, and substitutes or alternative loop wheel machine of part and the machine power of hanging ship, controls the size of nature buoyancy again, reaches the purpose that sinking is installed; Promptly with small-sized loop wheel machine with hang ship and substitute large-scale loop wheel machine and hang ship and carry out member and install, the expense of saving loop wheel machine and hanging ship to realize reducing significantly the ship machine cost in the member installing engineering, reduces the input of member installing engineering operating expenses significantly.
The objective of the invention is to realize that by following technical scheme developed prefabricated heatable adobe sleeping platform and the float transferring device thereof of a kind of hydraulic engineering member body, it comprises heatable adobe sleeping platform and the barge crane and the transloading equipment thereof on bank near water.Described heatable adobe sleeping platform be arranged on the excavation of bank near water have enough spaces, can in this, carry out the case hole that the member system is done in the space, this case hole is referred to as heatable adobe sleeping platform, survey the sealing dock gate that one sealing is set, the navigation channel that this dock gate arranged outside communicates with deep water near water at this heatable adobe sleeping platform; The prefabricated member body of finishing is transferred to the appointed place by the water filling in float transferring device and the heatable adobe sleeping platform in heatable adobe sleeping platform; It comprises described float transferring device: at least more than one help float means, connect all this help between the float means, maybe this helps the positioning link between float means and the member body; The described float means that helps is arranged on the member body water surface on every side or the underwater, perhaps is placed in the underwater in the member body internal cavity.
Described member body, it comprises: be used for the square port and pier engineering construction or that be used for the offshore oil drilling engineering construction, block, caisson, cover plate, beam slab, bridge pier prefabricated component, bridge prefabrication spare, i iron, channel-section steel member, steelframe, steel truss, hull, the special-shaped component of engineering construction special requirement; Be used for fetching water or the iron and steel tubulation road or the culvert pipe of draining or construction of tunnel composite metal plastic pipe or culvert pipe, reinforced concrete prefabricated pipeline or culvert pipe.
The described float means that helps, it comprises: air bag, balloon, glass water ladle, pneumatic tire, tire, gas-tight silo, wooden boat body, pneumatic boat, wood, plastic body or steel stuffing box.
Described air bag, balloon, pneumatic tire or pneumatic boat, it all is the equipment that fills, exits that is provided with controllable pressure.
Described positioning link, it comprises: with the steel mesh that helps float means profile coupling, with the steel mesh frame that helps float means profile coupling, with the steel cage that helps float means profile coupling, with the flexible string bag that helps float means profile coupling, with the flexible guard that helps float means profile coupling, cable stayed suspension rope, hang and draw in the net rope, brown numb hawser, nylon cable, steel wire cable, the anticreep hook of band spring, latch, basket type bolt, U-shaped joining shackle bolt, flange and connecting bolt thereof give the suspension ring that are embedded on the member body, give being embedded in hanging nose or giving the horse leg that is embedded on the member body on the member body.
A kind of heatable adobe sleeping platform of described hydraulic engineering element precast and the using method of float transferring device thereof.Described using method implementation process is as follows:
(1) closes dock gate, the ponding in the native depressed place is drained, carry out the making of member body on the dock bottom face in native depressed place, finish the member body until the system of giving;
(2) open dock gate and discharge water and fill with Tu Wu, will help float means to clog in the internal cavity of this member body;
(3) by positioning link other the float means that helps is hung on the top of this member body, and/or other the float means that helps is bundled in the outer periphery of this member body;
(4) float means that helps in (2) step and (3) step is inflated, this helps float means to produce buoyancy in water again;
That (5) utilizes the inflation of (4) step helps float means buoyancy, floats on the water surface this member body or the underwater, uses towboat with this member body and help float means to haul the appointed place; Perhaps dive and refute, dive entirely and refute this member body and help float means to haul the appointed place, helping float means inflation back sinking with barge, floating dock, half;
(6) in the infield, the float means that helps that will inflate is again exitted, and to reduce the buoyancy that this helps float means, member body submerged is installed;
(7) or adjust this and help the blowing pressure of float means in water, make the weight of this member body in water be less than the lifting tonnage of used small-sized crane ship; Wherein charge and discharge gas and be the pressure that shows with pressure meter and control this and help pressure in the float means, lift by crane this member body, this member body is installed under water with this small-sized crane ship;
(8) after this member body is installed and finished, help float means to drain gas this, help float means to disassemble from this member body this, or extract this out in this member body and help float means together with positioning link;
(9) this that will dismantle again/extract out helps float means to inflate separately, makes it to emerge, and tows back to the original place; Carry out the installation of next round member body again.
The invention has the advantages that: because prefabricated heatable adobe sleeping platform and the float transferring device thereof of this hydraulic engineering member body, it comprises heatable adobe sleeping platform and the barge crane and the transloading equipment thereof on bank near water.Since described heatable adobe sleeping platform be arranged on the excavation of bank near water have enough spaces, can in this, carry out the case hole that the member system is done in the space, this case hole is referred to as heatable adobe sleeping platform, survey the sealing dock gate that one sealing is set, the navigation channel that this dock gate arranged outside communicates with deep water near water at this heatable adobe sleeping platform; Make in this enough heatable adobe sleeping platform space, can carry out the making of large-scale member body, the line-haul cost of saving member body like this in nearest place.Because the prefabricated member body of finishing is by the water filling in float transferring device and the heatable adobe sleeping platform in heatable adobe sleeping platform, make that the member body can be not only fast but also be transferred to the appointed place with economizing.Because this servicing unit comprises: at least more than one help float means, connect all this help between the float means, maybe this helps the positioning link between float means and the member body.This servicing unit is arranged on the member body water surface on every side again or the underwater, perhaps be built in the underwater in the member body internal cavity, this device is to have utilized water that this is helped the natural buoyancy of float means like this, by buoyancy of water the large-scale component body is floated on the surface or the underwater, substitute or alternative loop wheel machine of part and the machine power of hanging ship, control the size that helps the charging and discharging gas of float means and produce nature buoyancy again, reach the purpose that sinking is installed; Certainly, described servicing unit is also hung by hoisting connecting piece and is hung in loop wheel machine or hangs on the hook of ship, thus auxiliary this small-sized loop wheel machine or hang ship and finish the floating installation of hanging of this member body.Promptly with small-sized loop wheel machine with hang ship and substitute large-scale loop wheel machine and hang the installation that ship carries out large-scale component.Servicing unit of the present invention is the way with " floating ", and member is floated, and charges and discharge gas again and carries out the sinking installation.Wherein the way of " floating " is directly to utilize the natural buoyancy of water; And the way of tradition " hanging " is to utilize the machine driving that is installed on the large ship; Its cost rate of exchange are very tangible.The heatable adobe sleeping platform of described hydraulic engineering element precast and the using method of float transferring device thereof, (1) of its implementation process---(9) step is simple to operate, safe in utilization, realized with small-sized loop wheel machine and hung ship substituting large-scale loop wheel machine and hanging ship and carry out member and install, the expense of saving loop wheel machine and hanging ship, to realize reducing significantly the ship machine cost in the member installing engineering, reduce the effect of the input of member installing engineering operating expenses significantly.Have the construction works example to prove: there are 28 of culvert pipe of water intaking in certain power plant, uses to be built in and helps the float means air bag in the member body internal cavity, and every culvert pipe installation expense is 10,000 yuan of less thaies only, save 190,000 yuan than traditional water conservancy project component assembling construction expense; By this calculating, save 5,710,000 yuan altogether.Certain power plant's water intake cover plate weighs 80 tons totally 4, comes floating to install with hanging the air bag that helps float means, replaces crane ship to carry out installation with air bag fully, and the short time is just obtained successful installation, and its economic benefit is extremely obvious.
Description of drawings
Fig. 1 is the construction schematic diagram that helps the air bag installation block member body of connecting up and down of float means.
Fig. 2 is the construction schematic diagram that helps the pneumatic tire formula air bag installation caisson member body of float means.
Fig. 3 helps the built-in air bag of float means that the construction schematic diagram of reinforced concrete prefabricated culvert pipe member body is installed.
Fig. 4 is and the steel net structure schematic diagram that helps float means profile coupling.
Fig. 5 is and the steel grid structure schematic diagram that helps float means profile coupling.
Fig. 6 is the heatable adobe sleeping platform structural representation of prefabricated units body.
The specific embodiment
Referring to prefabricated heatable adobe sleeping platform and the float transferring device thereof of a kind of hydraulic engineering member body that Fig. 1-6 makes, it comprises heatable adobe sleeping platform 16 and the barge crane (not drawing among the figure) and the transloading equipment (not drawing among the figure) thereof on bank near water.Described heatable adobe sleeping platform 16 be arranged on 20 excavations of bank near water have enough spaces, can in this, carry out the casees hole that member body 2 or 3,4 is made in the space, this case hole is referred to as heatable adobe sleeping platform 16, survey the sealing dock gate 17 that one sealing is set, the navigation channel 18 that the former water-bed face setting in these dock gate 17 outsides communicates with deep water near water at this heatable adobe sleeping platform 16; The prefabricated member body of finishing 2 or 3,4 is transferred to the appointed place by the water filling in float transferring device and the heatable adobe sleeping platform 16 on the dock bottom face 19 in heatable adobe sleeping platform 16; Described float transferring device comprises: at least more than one the air bag that helps float means 1, connect all this help between the air bag 1 of float means, maybe this helps the air bag 1 of float means and the positioning link 8 between the member body 2 or 3,4.This servicing unit is hung by hoisting connecting piece 13 and is hung in loop wheel machine or hangs on the hook 14 of ship (not drawing among the figure), thus auxiliary this loop wheel machine or hang ship finish member body 2 or 3,4 or 5 hang floating installation; As depicted in figs. 1 and 2, connect up and down air bag 1 and the balloon 1 of this servicing unit ' or about series connection air bag 1 draw in the net rope 12 by hanging of positioning link 8 and be arranged on the water surface around the member body of blocks 2 or caisson 5 or the underwater; Perhaps as shown in Figure 3, the pneumatic tire 7 that helps float means is arranged on the outer wall of culvert pipe 3 member bodies, will helps the air bag 1 of float means and " be built in the underwater in the internal cavity 4 of culvert pipe 3 member bodies.
Described member body 2 or 3,4 or 5, it also comprises: be used for the square port and pier engineering construction or that be used for the offshore oil drilling engineering construction, blocks 2, caisson 5, cover plate, beam slab, bridge pier prefabricated component, bridge prefabrication spare (not drawing among the figure), i iron, channel-section steel member, steelframe, steel truss, hull, the special-shaped component of engineering construction special requirement (not drawing among the figure); Be used for fetching water or the iron and steel tubulation road or the culvert pipe 3 of draining or construction of tunnel composite metal plastic pipe or culvert pipe 3, reinforced concrete prefabricated pipeline or culvert pipe 3.
The described float means that helps, it comprises: air bag 1 or 6, balloon, glass water ladle, pneumatic tire 7, tire, gas-tight silo (not drawing among the figure), wooden boat body (not drawing among the figure), pneumatic boat (not drawing among the figure), wood, plastic body or steel stuffing box (not drawing among the figure).
Described air bag 1 or 6, balloon 1 ', pneumatic tire 7 or pneumatic boat (not drawing among the figure), it all is (not the drawing among the figure) that is provided with the equipment that fills, exits of controllable pressure.
Described positioning link 8, it comprises: with the steel mesh 9 that helps float means profile coupling, with the steel mesh frame 10 that helps float means profile coupling, with the steel cage 11 that helps float means profile coupling, with the flexible string bag that helps float means profile coupling, with the flexible guard that helps float means profile coupling, cable stayed suspension rope, hang and draw in the net rope 12, hawser 15, nylon cable, steel wire cable, the anticreep hook (not drawing among the figure) of band spring, latch, basket type bolt (not drawing among the figure), U-shaped joining shackle bolt (not drawing among the figure), flange and connecting bolt thereof (not drawing among the figure) give the suspension ring that are embedded on the member body, give being embedded in hanging nose or giving the horse leg (not drawing among the figure) that is embedded on the member body on the member body.
The heatable adobe sleeping platform of this hydraulic engineering element precast and the specific implementation process of float transferring device thereof are as follows:
(1) closes dock gate 17, the ponding in the native depressed place 16 is drained, carry out the making of member body culvert pipe 3 on the dock bottom face 19 in native depressed place 16, finish member body culvert pipe 3 until the system of giving;
(2) open dock gate 17 and discharge water and fill with native depressed place 16, will clog in the internal cavity 4 of this member body culvert pipe 3 as the float means that helps of air bag 1;
(3) by positioning link other the float means air bag 1 that helps is hung on the top of this member body culvert pipe 3, and/or other the float means culvert pipe 3 that helps is bundled in the outer periphery of this member body culvert pipe 3;
(4) the float means air bag 1 that helps in (2) step and (3) step is inflated, this helps float means air bag 1 to produce buoyancy in water again;
That (5) utilizes the inflation of (4) step helps float means buoyancy, floats on the water surface this member body or the underwater, uses towboat with this member body and help float means to haul the appointed place; Perhaps dive and refute, dive entirely and refute this member body and help float means to haul the appointed place, helping float means inflation back sinking with barge, floating dock, half;
(6) in the infield, the float means that helps that will inflate is again exitted, and to reduce the buoyancy that this helps float means, member body submerged is installed;
(7) or adjust this and help the blowing pressure of float means in water, make the weight of this member body in water be less than the lifting tonnage of used small-sized crane ship; Wherein charge and discharge gas and be the pressure that shows with pressure meter and control this and help pressure in the float means, lift by crane this member body, this member body is installed under water with this small-sized crane ship;
(8) after this member body is installed and finished, help float means to drain gas this, help float means to disassemble from this member body this, or extract this out in this member body and help float means together with positioning link;
(9) this that will dismantle again/extract out helps float means to inflate separately, makes it to emerge, and tows back to the original place; Carry out the installation of next round member body again.
After this member body culvert pipe 3 is hauled the destination, when this member body culvert pipe 3 is carried out the sinking installation, control the horizontal level of air bag 1 or installation ship (not drawing among the figure).That is: in the infield, one or two station keeping ships (not drawing among the figure) in advance anchor, because this member body culvert pipe 3 is hung on the bottom of air bag 1, air bag 1 emerges, on air bag 1 four hawsers (not drawing among the figure), link to each other with windlass (not drawing among the figure) on the station keeping ship by four direction respectively, utilize windlass " to stir " this hawser with " putting " four direction, to reach the purpose of control air bag 1 horizontal level.
Those of ordinary skill in the art can understand, and in protection scope of the present invention, makes amendment for the foregoing description, and it all is possible adding and replacing, and it does not all exceed protection scope of the present invention.
Claims (6)
1, prefabricated heatable adobe sleeping platform and the float transferring device of a kind of hydraulic engineering member body, comprise heatable adobe sleeping platform and the barge crane and the transloading equipment on bank near water, it is characterized in that: described heatable adobe sleeping platform be arranged on the excavation of bank near water have enough spaces, can in this, carry out the case hole that the member system is done in the space, this case hole is referred to as heatable adobe sleeping platform, in the sealing dock gate of one sealing of the setting of side near water of this heatable adobe sleeping platform, the navigation channel that this dock gate arranged outside communicates with deep water; The prefabricated member body of finishing is transferred to the appointed place by the water filling in float transferring device and the heatable adobe sleeping platform in heatable adobe sleeping platform; It comprises described float transferring device: at least more than one help float means, connect all this help between the float means, maybe this helps the positioning link between float means and the member body; The described float means that helps is arranged on the member body water surface on every side or the underwater, perhaps is placed in the underwater in the member body internal cavity.
2, according to the heatable adobe sleeping platform and the float transferring device of the described hydraulic engineering element precast of claim 1, it is characterized in that: described member body comprises: be used for the block port and pier engineering construction or that be used for the offshore oil drilling engineering construction, caisson, cover plate, beam slab, bridge prefabrication spare, i iron, channel-section steel member, steelframe, hull, the special-shaped component of engineering construction special requirement; Be used for fetching water or the iron and steel system culvert pipe of draining or construction of tunnel, steel is moulded compound culvert pipe, reinforced concrete prefabricated culvert pipe.
3, according to the heatable adobe sleeping platform and the float transferring device of the described hydraulic engineering element precast of claim 1, it is characterized in that: the described float means that helps comprises: air bag, balloon, tire, gas-tight silo, wooden boat body, pneumatic boat, wood, plastic body or steel stuffing box.
4, according to the heatable adobe sleeping platform and the float transferring device of the described hydraulic engineering element precast of claim 3, it is characterized in that: described air bag, balloon, pneumatic tire or pneumatic boat, it all is the equipment that fills, exits that is provided with controllable pressure.
5, heatable adobe sleeping platform and float transferring device according to the described hydraulic engineering element precast of claim 1, it is characterized in that: described positioning link comprises: with the steel mesh frame that helps float means profile coupling, with the steel cage that helps float means profile coupling, with the flexible string bag that helps float means profile coupling, with the flexible guard that helps float means profile coupling, the numb hawser of palm fibre, nylon cable, steel wire cable, the anticreep hook of band spring, latch, the basket type bolt, U-shaped joining shackle bolt, flange and connecting bolt thereof, give the suspension ring that are embedded on the member body, give being embedded in and hang nose or horse leg on the member body.
6, the using method of transhipment dress is put and floated to a kind of heatable adobe sleeping platform of the element precast of hydraulic engineering according to claim 1, and it is characterized in that: described using method implementation process is as follows:
(1) closes dock gate, the ponding in the native depressed place is drained, carry out the making of member body on the dock bottom face in native depressed place, finish the member body until the system of giving;
(2) open dock gate and discharge water and fill with Tu Wu, will help float means to clog in the internal cavity of this member body;
(3) by positioning link other the float means that helps is hung on the top of this member body, and/or other the float means that helps is bundled in the outer periphery of this member body;
(4) float means that helps in (2) step and (3) step is inflated, this helps float means to produce buoyancy in water again;
That (5) utilizes the inflation of (4) step helps float means buoyancy, floats on the water surface this member body or the underwater, uses towboat with this member body and help float means to haul the appointed place; Perhaps dive and refute, dive entirely and refute this member body and help float means to haul the appointed place, helping float means venting back sinking with barge, floating dock, half;
(6) in the infield, the float means that helps that will inflate is again exitted, and to reduce the buoyancy that this helps float means, member body submerged is installed; Perhaps adjust this and help the blowing pressure of float means in water, make the weight of this member body in water be less than the lifting tonnage of used small-sized crane ship; Wherein charge and discharge gas and be the pressure that shows with pressure meter and control this and help pressure in the float means, lift by crane this member body, this member body is installed under water with this small-sized crane ship;
(7) after this member body is installed and finished, help float means to drain gas this, help float means to disassemble from this member body this, or extract this out in this member body and help float means together with positioning link;
(8) this that will dismantle again/extract out helps float means to inflate separately, makes it to emerge, and tows back to the original place; Carry out the installation of next round member body again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101596559A CN100535251C (en) | 2005-11-27 | 2006-09-29 | Earth pit for prefabricating members for use in hydraulic engineering, float transferring device therefore, and their using method |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200510125285.2 | 2005-11-27 | ||
| CN200510125285 | 2005-11-27 | ||
| CNB2006101596559A CN100535251C (en) | 2005-11-27 | 2006-09-29 | Earth pit for prefabricating members for use in hydraulic engineering, float transferring device therefore, and their using method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1970887A CN1970887A (en) | 2007-05-30 |
| CN100535251C true CN100535251C (en) | 2009-09-02 |
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| CN103669920B (en) * | 2013-11-29 | 2016-02-03 | 中交第四航务工程勘察设计院有限公司 | Produce depth depressed place assembly and the pipelining method of fortune Large Precast Members |
| CN105926678B (en) * | 2016-05-23 | 2018-04-03 | 中交第一航务工程局有限公司 | Immersed tube tunnel tube coupling method for dismounting |
| CN107882332B (en) * | 2017-11-09 | 2019-12-10 | 浙江恒盛建设集团有限公司 | Construction method of integrally poured building house |
| CN109838240B (en) * | 2019-03-14 | 2020-09-29 | 中铁十八局集团有限公司 | River-crossing tunnel arch cover covering and digging construction method |
| CN112922424B (en) * | 2021-03-04 | 2022-05-17 | 江苏建筑职业技术学院 | A construction method of a giant spherical tank |
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| 利用气浮升降平台对大型结构物进行过驳和下水. 赵冲久，别社安，李增志，任增金.中国港湾建设，第3期. 2003 |
| 利用气浮升降平台对大型结构物进行过驳和下水. 赵冲久，别社安，李增志，任增金.中国港湾建设，第3期. 2003 * |
| 陆域预制沉箱采用半潜驳出运下水新工艺. 中港一航局二公司.中国港湾建设，第5期. 2000 |
| 陆域预制沉箱采用半潜驳出运下水新工艺. 中港一航局二公司.中国港湾建设，第5期. 2000 * |
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