CN105019418B - For keeping in repair the dry chamber and its installation method of catheterostat node under water - Google Patents
For keeping in repair the dry chamber and its installation method of catheterostat node under water Download PDFInfo
- Publication number
- CN105019418B CN105019418B CN201510454834.4A CN201510454834A CN105019418B CN 105019418 B CN105019418 B CN 105019418B CN 201510454834 A CN201510454834 A CN 201510454834A CN 105019418 B CN105019418 B CN 105019418B
- Authority
- CN
- China
- Prior art keywords
- sealing
- catheterostat
- nacelle
- spud leg
- positioner
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The present invention relates to a kind of dry chamber and its installation method for keeping in repair catheterostat node under water, dry chamber includes nacelle and the access way with nacelle inner space.Nacelle include can at least two split cabin piece separated from each other, split cabin piece is mutually spliced to form nacelle.The splicing line of split cabin piece seals against each other cooperation, be formed with splicing line two first set holes for being respectively cooperating with spud leg two ends outer wall border and for and catheterostat second set of hole coordinating of outer wall border.Sealing between first set hole and spud leg coordinates, and second set of sealing between hole and catheterostat coordinates.Access way is upwardly extended and stretches out the water surface.Dry chamber can carry out splicing installation under water, node will be isolated from the outside under water, ensure the sealing inside and outside nacelle, water in nacelle can enter nacelle to safeguarding at node under water from access way after extracting out, and maintenance is more light, while, it is atmospheric pressure state in cabin, the recoverability of node under water is improved, catheterostat sustainable utilization is allowed, cost has been saved.
Description
Technical field
The present invention relates to ocean engineering field, more particularly, it relates to a kind of for keeping in repair the dry of catheterostat node under water
Formula cabin and its installation method.
Background technology
In recent years, with the very fast development of ocean engineering, increasing catheterostat is at sea installed, the mistake of installation
As accidental collision causes part local damage in journey, the long-term wind-engaging of the catheterostat during some long services, wave, stream etc.
Random alternate load effect, produces fatigue crack；Or equivalent damage is clashed into by fishing net, anchor, by ship.There is the catheterostat of local damage
It is on active service and there is very big risk, need to reuses after being keeped in repair.
The crackle conventional repairing method that catheterostat is damaged under water and produced is that first breakage is fixed with clamp, after damage
Place carries out cement grouting and carries out provisional reparation；Bigger damage (e.g., big crackle of main key pile penetrability etc.) is required
Catheterostat often can only be given up, be caused substantial amounts of waste by the situation that high-quality welding is repaired under water.
The content of the invention
The technical problem to be solved in the present invention is, there is provided it is a kind of for keep in repair catheterostat under water the dry chamber of node and its
Installation method.
The technical solution adopted for the present invention to solve the technical problems is：Construction is a kind of to be used to keep in repair catheterostat node under water
Dry chamber, including nacelle and the access way with the nacelle inner space；
The nacelle include can at least two split cabin piece separated from each other, at least two splits cabin piece mutually splices
Form the nacelle；
The splicing line of at least two splits cabin piece seals against each other cooperation, and be formed with splicing line for under water
Corresponding spud leg two ends outer wall border is respectively cooperating with node two first set holes and it is used for and corresponding at node under water
At least one second sets of holes that the outer wall border of catheterostat coordinates；
Sealing between the first set hole and the spud leg coordinates, and seals and match somebody with somebody between second set of hole and the catheterostat
Close；
The access way is upwardly extended, to stretch out the water surface from waterborne into the nacelle operation.
Preferably, flange bonded to each other, institute are respectively equipped with the outside of the splicing edge of at least two splits cabin piece
State and seal against each other between the corresponding flange of at least two split cabin pieces.
Preferably, at least two splits cabin piece is on edge corresponding with the first set hole, and with described second
Set hole is respectively equipped with arc nest plate on corresponding edge；
Arc nest plate corresponding with the first set hole site is spliced to form the first sleeve that set is set on the spud leg；
Arc nest plate corresponding with second set of hole site is spliced to form the second sleeve pipe that set is set on the catheterostat；
Between the outer wall of the first sleeve and the spud leg and second sleeve pipe and the catheterostat outer wall it
Between be respectively equipped with sealing structure.
Preferably, each sealing structure includes sealing ring, drive mechanism and positioner, the sealing ring be used for and
The spud leg outer ring, catheterostat outer ring corresponding matching；
The positioner is coordinated with the outer end face seal of the first sleeve, second sleeve pipe, and to the sealing
Circle carries out axially position, and the positioner is provided with the sealing surface coordinated for the outer ring sealing with the sealing ring；
The drive mechanism is used to order about the sealing ring circumferentially extending deformation, to ensure sealing ring and the spud leg outer ring
And pressing sealing between the sealing surface of corresponding positioner, and ensure sealing ring and the catheterostat outer ring and corresponding fixed
Pressing sealing between the sealing surface of position device.
Preferably, the sealing ring includes the arc seal section of circumferentially segmented at least two cavity structures for disconnecting and being formed；
The seal section is provided with the pore with the inner space of the seal section, and the drive mechanism includes what is be connected with the pore
Aerating and exhaust device；
The positioner includes sealing flange, the sealing flange include circumferentially segmented disconnection and mutually can splice to
Few two arc flange sections；The arc flange section includes lamellar arc body and to be arranged on the arc body axially two relative
The fan annular flange piece at end；
Each arc flange section of the sealing flange is circumferentially spliced so that each described fan annular flange piece of one end with it is described
The outer end end face seal of first sleeve or second sleeve pipe coordinates；
The intrados of the arc body and the fan annular flange piece of two opposite ends form towards central opening the peace for arranging
Tankage, so that the sealing ring axially position is installed, the intrados of the arc body forms the sealing surface.
Preferably, the upper end of the access way is provided with the Lift-on/Lift-off System for lifting by crane into nacelle and/or for standing
Platform, is provided with part or all of in monitoring system, illuminator, air exchange system in the nacelle.
The present invention also constructs a kind of installation method of the dry chamber, comprises the following steps：
At least two splits cabin piece is clamped phase after the spud leg and catheterostat by A, at least two split cabin pieces of offer
Mutually splice, node is coated under water to the catheterostat to form nacelle, and causes the splicing of at least two splits cabin piece
Line is sealed against each other,
B, sealing knot is respectively mounted between the first set hole and the spud leg, between second set of hole and the catheterostat
Structure, and first set hole and second set of hole on the splicing line are sealed against each other with the spud leg and catheterostat respectively；
C, one access way of offer, one end of the access way are installed in the nacelle so that the turnover
Passage respectively with the nacelle inner chamber and it is waterborne be connected,
D, the water in the nacelle is outwards arranged, node is safeguarded in the nacelle with entering.
Preferably, step A also includes：
Sealing gasket is set in the splicing seam of at least two splits cabin piece, and the corresponding flange in edge will be spliced
Be mutually locked guarantee sealing；
Preferably, at least two splits cabin piece is on edge corresponding with the first set hole, and with described second
Set hole is respectively equipped with arc nest plate on corresponding edge；
Arc nest plate corresponding with the first set hole site is spliced to form the first sleeve that set is set on the spud leg；
Arc nest plate corresponding with second set of hole site is spliced to form the second sleeve pipe that set is set on the catheterostat；
Each sealing structure includes sealing ring, drive mechanism and positioner；Step B includes：
B1, the outer end that the positioner of the sealing structure is respectively installed to the first sleeve, second sleeve pipe
Outer end, and between the positioner and the outer face of first sleeve, and in the outer of the positioner and the second sleeve pipe
Seal washer is respectively provided between end face, it is ensured that with the sealing between the first sleeve, the second sleeve pipe section；
B2, sealing ring set is set on the border of spud leg and catheterostat, and is fitted with the sealing surface of the positioner, profit
Respectively the sealing ring is positioned in the axial direction of the spud leg, catheterostat with the positioner；
B3, one drive mechanism of offer, order about the sealing ring circumferentially extending deformation by the drive mechanism, so that institute
State the inner ring and the spud leg of sealing ring, the outer ring of catheterostat to be fitted close, and make the outer ring of the sealing ring and the positioning
It is fitted close between device.
Preferably,
The B1 also includes：
Adjust the center of the positioner, it is ensured that between the spud leg, the outer ring of catheterostat and the positioner
Gap keeps uniform, then the positioner is fixed on the positioning；
Step C also includes：
Pipe clamp for the access way lateral register is installed, in the access way and the nacelle on the spud leg
Installation process in, the pipe clamp set is set to the outer ring of the access way, carries out lateral register to access way.
Implement the dry chamber and its installation method for keeping in repair catheterostat node under water of the present invention, with following beneficial effect
Really：The dry chamber of the present invention can carry out splicing installation under water, node will be isolated from the outside under water, it is also ensured that inside and outside nacelle
Sealing, can enter nacelle to safeguarding at node under water from access way after the water in nacelle is extracted out, allow node under water
Maintenance is more light, meanwhile, it is atmospheric pressure state in dry chamber, improves the recoverability of node under water, allows catheterostat to continue profit
With having saved cost.
Description of the drawings
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing：
Fig. 1 is the scheme of installation of dry chamber in the embodiment of the present invention under water at node；
Fig. 2 is that spud leg and the sealing section between first sleeve and catheterostat and the second sleeve pipe in Fig. 1 are partially schematic
Figure；
Fig. 3 is the spud leg in other embodiment and the sealing section office between first sleeve and catheterostat and the second sleeve pipe
Portion's schematic diagram.
Specific embodiment
In order to be more clearly understood to the technical characteristic of the present invention, purpose and effect, now compare accompanying drawing and describe in detail
The specific embodiment of the present invention.
As shown in figure 1, the dry chamber 10 for keeping in repair the node A under water of catheterostat 1 in a preferred embodiment of the invention
Including nacelle 11 and the access way 12 with 11 inner space of nacelle, to catheterostat 1, node A is coated nacelle 11 under water, shape
Into a space being isolated from the outside, access way 12 extend to it is waterborne, to allow operating personnel to be entered from waterborne by access way 12
Enter in nacelle 11, to catheterostat 1, node A carries out repair under water.
In certain embodiments, nacelle 11 include can two split cabin pieces separated from each other, two split cabin pieces mutually spell
Connect to form the nacelle 11.In other embodiments, the quantity of split cabin piece also can more than two, generally according to node A under water
Depending on the shape and quantity of the catheterostat 1 that place is connected with spud leg 2, to facilitate the manufacture of split cabin piece and facilitate split cabin piece
It is installed on spud leg 2, catheterostat 1.
Further, the splicing line of adjacent split cabin piece seals against each other cooperation, and be formed with splicing line for and water
2 two ends outer wall border of corresponding spud leg is respectively cooperating with lower node A two first set holes 111, and it is used for and node A under water
Locate second set of hole 112 that the outer wall border of corresponding catheterostat 1 coordinates, at the quantity and node A in second set of hole 112 and stake
The quantity correspondence of the catheterostat 1 of the connection of lower limb 2, so that nacelle 11 can coat 1 border of catheterostat of correspondence position.First set hole
Sealing between 111 and the spud leg 2 coordinates, and sealing between second set of hole 112 and the catheterostat 1 coordinates, and makes nacelle 11
The position for having cooperation keeps sealing, prevents water from entering.
Splicing for adjacent split cabin piece is respectively equipped with flange 113 bonded to each other on the outside of edge, described at least two points
It is mutually locked by bolt between the corresponding flange of body cabin piece 113, it is ensured that sealing between the two.Preferably, in some realities
Apply in example, sealing gasket is additionally provided between the corresponding flange of two split cabin pieces 113, improves sealing.
Two split cabin pieces with 111 corresponding edge of the first set hole, it is and corresponding with second set of hole 112
Arc nest plate is respectively equipped with edge.Arc nest plate corresponding with 111 position of first set hole be spliced to form set be set to it is described
First sleeve 114 on spud leg 2；Arc nest plate corresponding with second set of hole, 112 position is spliced to form set and is set to described leading
The second sleeve pipe 115 on pipe support 1；Between the outer wall of the first sleeve 114 and the spud leg 2 and second sleeve pipe 115
Sealing structure is respectively equipped with and the outer wall of the catheterostat 1 between, is prevented from 111, second set of first set hole hole 112 to nacelle 11
Interior spilling water.
With reference to shown in Fig. 1 and Fig. 2, catheterostat 1 generally has deformation in use, therefore can not be close using what is commonly used
Envelope part sealing.In certain embodiments, each sealing structure includes sealing ring 20, drive mechanism 30 and positioner 40, close
Seal 20 is used for and 2 outer ring of spud leg, 1 outer ring corresponding matching of catheterostat；Positioner 40 and the first sleeve 114, described
The outer end face seal of two sleeve pipes 115 coordinates, and carries out axially position to the sealing ring 20, and the positioner 40 is provided with use
In the sealing surface 414 that the outer ring sealing with the sealing ring 20 coordinates.Positioner 40 and the first sleeve 114, described
Seal washer 42 etc. is arranged between the outer face of two sleeve pipes 115 carries out sealing cooperation, certainly, can also pass through lock sealing.
Drive mechanism 30 is used to order about the deformation of 20 circumferentially extending of sealing ring, by the deformability characteristics of sealing ring 20, by driving
Motivation structure 30 orders about the deformation of 20 circumferentially extending of sealing ring, to ensure sealing ring 20 and 2 outer ring of the spud leg and corresponding positioning dress
The 40 closely pressing sealing of sealing surface 414 is put, and ensures sealing ring 20 and 1 outer ring of the catheterostat and corresponding positioning dress
Put the 40 closely pressing sealing of sealing surface 414.
The sealing effectiveness in 111, the second set of hole 112 in first set hole is improved after the deformation of 20 circumferentially extending of sealing ring, even if
When 2 outer ring of 40 inner ring of positioner and spud leg, 1 outer ring decentraction of catheterostat, sealing ring 20 remains to right after circumferentially extending deforms
2 outer ring of spud leg, the whole circle sealing in 1 outer ring of catheterostat.Particularly sealing ring 20 circumferentially extending deformation after, can to 2 outer ring of spud leg,
The deformation or out-of-flatness position that 1 outer peripheral surface of catheterostat is present extends, and carries out filling up sealing, it is ensured that will not cause to let out because of deformation
Leakage.
Sealing ring 20 encloses and is set on 1 outer ring of spud leg 2 and catheterostat for convenience, and sealing ring 20 is provided with connecing for a disconnection
Seam, to facilitate expansion set to be set to 1 outer peripheral surface of spud leg 2 and catheterostat.Preferably, sealing ring 20 includes that circumferentially segmented disconnection is formed
Two arc seal sections, when in use, be mutually spliced to form it is whole circle sealing ring 20, can protect by extensional deformation in binding site
Card sealing.In other embodiments, the quantity that the segmentation of sealing ring 20 disconnects is determined also dependent on specific size.
In certain embodiments, in order to ensure amplitude that sealing ring 20 deforms in circumferentially extending, sealing ring 20 is made hollow
Cavity structure, makes sealing ring 20 easily deform.Certainly, when segmentation disconnects, each seal section also makes hollow cavity structure.
Preferably, sealing ring 20 or seal section are provided with the pore 21 of the inner space with sealing ring 20 or seal section, drive mechanism 30
Including the aerating and exhaust device being connected with pore 21, aerating and exhaust device inflation, 20 expanded radially of sealing ring are stretched and are sealed, not
When needing sealing, sealing ring 20 is deflated taking-up.
In certain embodiments, in order to be able to the outer ring and inner ring that cause sealing ring 20 are preferably matched somebody with somebody with the sealing of corresponding part
Close, 22 structure of circumferentially arranged tooth bar is respectively equipped with the outer ring of sealing ring 20 and inner ring, 22 structure of tooth bar can increase close
The stretching, extension deformation quantity of 20 Internal and external cycle of seal, meanwhile, multiple tooth bars 22, can respectively to correspondence position equivalent to multiple small sealing rings 20
Deformable seal is carried out, sealing effectiveness is increased.
In certain embodiments, positioner 40 be arranged on first sleeve 114, on the outer face of second sleeve pipe 115,
Seal against each other between first sleeve 114, the outer face of second sleeve pipe 115, and positioner 40 be provided with for it is close
The sealing surface 414 that the outer ring of seal 20 coordinates.
In certain embodiments, positioner 40 includes sealing flange 41, for convenience the dismounting of sealing flange 41, sealing
Flange 41 includes circumferentially segmented disconnection the two arc flange sections that mutually can splice, between two adjacent flange sections can also leave
Every the splicing sealing situation of convenient observation seal section.The quantity that the segmentation of sealing flange 41 disconnects is come also dependent on specific size
It is fixed.
Further, arc flange section includes lamellar arc body 411 and to be arranged on the arc body 411 axially biphase
The fan annular flange piece 412 of opposite end, each arc flange section of sealing flange 41 circumferentially splice, so that each described fan annular of one end
Flange plate 412 is coordinated with the outer end end face seal of the first sleeve 114 or second sleeve pipe 115.Arc body 411 it is interior
Cambered surface forms towards central opening the mounting groove 413 for arranging with the fan annular flange piece 412 of two opposite ends, for the sealing ring
20 axially positions are installed, and the intrados of the arc body 411 forms the sealing surface 414.
In outer face position fixing process of the sealing flange 41 with first sleeve 114 or second sleeve pipe 115, sealing flange
41 inner ring can carry out preliminary positioning with respect to catheterostat 1, spud leg 2 etc., prevent the center of sealing flange 41 with respect to catheterostat 1,
The axle center bias of spud leg 2 is excessive, seals after extending beneficial to sealing ring 20.
After sealing ring 20 is installed, inner ring and catheterostat 1,2 outer ring of spud leg of sealing ring 20 coordinate, the outer ring of sealing ring 20
Coordinate with sealing surface 414, reached the effect to first sleeve 114, the sealing of the second sleeve pipe 115, meanwhile, mounting groove 413 is in axle
Upwards sealing ring 20 is positioned, prevents hydraulic shock sealing ring 20 from causing axial off normal.Fill to the interior intracavity of sealing ring 20
Gas, makes the inner ring of sealing ring 20 to catheterostat 1,2 circumferentially extending of spud leg, and being constantly filled with gas, and sealing ring 20 pairs is led
Pipe support 1, the deformation of 2 outer ring of spud leg, the filling of out-of-flatness position, allow between the inner ring and catheterostat 1 of sealing ring 20,2 outer ring of spud leg
Better tightness, meanwhile, can also allow and can seal between the catheterostat 1 of sealing flange 41 and decentraction, spud leg 2.
Further, the upper end of access way 12 is provided with the Lift-on/Lift-off System 13 for lifting by crane into nacelle 11 and for standing
Platform 14, Lift-on/Lift-off System 13 are mainly used in emergency circumstances, when the powerless cat ladder from access way 12 of personnel is escaped, Lift-on/Lift-off System
Personnel can be directly lifted out nacelle, it is ensured that personal security is escaped.In other embodiments, also can be in the upper end of access way 12
Lift-on/Lift-off System 13 or platform 14 are only set.Monitoring system, illuminator, air exchange system are provided with the nacelle 11, also can be only
Part therein, meets normal use.
In certain embodiments, the installation method of dry chamber 10 is comprised the following steps：
Two more than A, offer split cabin pieces, mutually splice after two split cabin pieces are clamped spud leg 2 and catheterostat 1,
Form nacelle 11 to coat the A of node under water of catheterostat 1, and cause the splicing line of at least two splits cabin piece mutual
Sealing.
Preferably, sealing gasket is set in the splicing seam of described two split cabins piece, and the corresponding method in edge will be spliced
Blue side 113 is mutually locked guarantee sealing.
In other embodiments, nacelle 11 may include multiple split cabins piece, when mounted, first install a split cabin piece,
In the case of the installation site for ensureing first split cabin piece is accurate, continuation carries out splicing peace to other split cabins piece successively
Dress.
Nacelle 11 install positioning after, need between first set hole 111 and the spud leg 2, second set of hole 112 with it is described
Carry out encapsulation process between catheterostat 1 respectively, comprise the following steps：
B, pacify between the first set hole 111 and the spud leg 2, between second set of hole 112 and the catheterostat 1 respectively
Dress sealing structure, and cause first set hole 111 and second set of hole 112 on the splicing line respectively with the spud leg 2 and lead
Pipe support 1 is sealed against each other；
Further, step B is further comprising the steps of；
B1, the outer end that the positioner 40 of the sealing structure is respectively installed to the first sleeve 114, described second
The outer end of sleeve pipe 115, and between the outer face of the positioner 40 and first sleeve 114, and in the positioner 40
Seal washer 42 is respectively provided with and the outer face of the second sleeve pipe 115 between, it is ensured that with the first sleeve 114, the second sleeve pipe 115
Sealing between section；
In order to ensure the center of positioner 40 and spud leg 2, the axle center centering of catheterostat 1 as far as possible, in mounting and positioning device
The center of the positioner 40 is adjusted before 40, it is ensured that between the spud leg 2, the outer ring of catheterostat 1 and the sealing surface 414
Gap keeps uniform, then the positioner 40 is fixed on the positioning.
B2, by sealing ring 20 sets be set on the border of spud leg 2 and catheterostat 1, and the sealing surface with the positioner 40
414 laminatings, using the mounting groove 413 of the positioner 40 respectively to the sealing ring 20 in the spud leg 2, catheterostat 1
Axially positioned；
B3, inflated into sealing ring 20 by the drive mechanism 30, order about the deformation of 20 circumferentially extending of the sealing ring, with
It is fitted close the inner ring and the spud leg 2 of the sealing ring 20, the outer ring of catheterostat 1, and it is close with the positioner 40
It is fitted close between front cover 414.
Further, the installation method of dry chamber 10 is further comprising the steps of：
C, on the spud leg 2 install for 12 lateral register of the access way pipe clamp 121, for access way 12
Carry out lateral register.
One end of the access way 12 is installed in the nacelle 11 so that the access way 12 respectively with it is described
11 inner chamber of nacelle is connected with waterborne, in installation process of the access way 12 with the nacelle 11,121 sets of the pipe clamp
The outer ring of the access way 12 is set to, lateral register is carried out to access way 12.In other embodiments, other can also be passed through
Structure is positioned to access way 12.The hole connected with access way 12 in nacelle 11 can be added on the piece of split cabin in advance
Work, also can carry out cutting formation after access way 12 is installed again.
Further, the installation method of dry chamber 10 is further comprising the steps of：
D, after access way 12 is installed, the water in the nacelle 11 is outwards arranged, with can enter the nacelle 11 in
Node A is safeguarded.After the water in nacelle 11 is exhausted, the cat ladder that personnel can pass through in access way 12 enters nacelle 11
It is interior, also can be entered in nacelle 11 by Lift-on/Lift-off System 13.
Meanwhile, after the water in nacelle 11 is exhausted, monitoring system, illuminator, ventilation system can be installed in nacelle 11
System etc., in addition, also survival equipment, construction equipment etc. can be placed in nacelle 11, in case of need.
With reference to shown in Fig. 1 and Fig. 3, in other embodiments, positioner 40 may also comprise 114, second set of first sleeve
The outer face of pipe 115 arranges bell mouth shape guide plate 116 inclined to outer ring, in guide plate 116 and spud leg 2,116 and of guide plate
Sealing ring 20 is respectively provided between catheterostat 1, guide plate 116 can form close to 20 axially position of sealing ring, its inner peripheral surface
Front cover 414 and sealing ring 20 can also be sealed against each other.Drive mechanism 30 includes the annular pressing plate 31 being spliced to form, installed in sealing ring
20 outer face extrudes solid 20 circumferentially extending of sealing ring, makes sealing ring 20 respectively to the guide plate 116 in first sleeve 114
And spud leg 2 between, to sealing between the guide plate 116 and catheterostat 1 of the second sleeve pipe 115.
It is to be appreciated that above-mentioned each technical characteristic can be used in any combination and unrestricted.
Embodiments of the invention are the foregoing is only, the scope of the claims of the present invention is not thereby limited, it is every using this
Equivalent structure or equivalent flow conversion that bright description and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, is included within the scope of the present invention.
Claims (7)
1. a kind of dry chamber for keeping in repair catheterostat node under water, it is characterised in that including nacelle（11）And with the nacelle
（11）The access way of inner space（12）；
The nacelle（11）Including can at least two split cabin piece separated from each other, at least two splits cabin piece mutually splices
Form the nacelle（11）；
The splicing line of at least two splits cabin piece seals against each other cooperation, and be formed with splicing line for node under water
（A）Locate corresponding spud leg（2）Two first set holes that two ends outer wall border is respectively cooperating with（111）, and be used for and node under water
（A）Locate corresponding catheterostat（1）Outer wall border coordinate at least one second sets of holes（112）；
The first set hole（111）With the spud leg（2）Between sealing coordinate, second set of hole（112）With the catheterostat
（1）Between sealing coordinate；
The access way（12）Upwardly extend, to stretch out the water surface from waterborne into the nacelle（11）Operation；
Flange bonded to each other is respectively equipped with the outside of the splicing edge of at least two splits cabin piece（113）, it is described at least
The corresponding flange of two split cabin pieces（113）Between seal against each other；
At least two splits cabin piece with the first set hole（111）On corresponding edge, and with second set of hole
（112）Arc nest plate is respectively equipped with corresponding edge；
With the first set hole（111）The corresponding arc nest plate in position is spliced to form set and is set to the spud leg（2）On first set
Pipe（114）；
With second set of hole（112）The corresponding arc nest plate in position is spliced to form set and is set to the catheterostat（1）On second
Sleeve pipe（115）；
The first sleeve（114）With the spud leg（2）Outer wall between and second sleeve pipe（115）With the catheterostat
（1）Outer wall between be respectively equipped with sealing structure；
Each sealing structure includes sealing ring（20）, drive mechanism（30）And positioner（40）, the sealing ring（20）
For with the spud leg（2）Outer ring, the catheterostat（1）Outer ring corresponding matching；
The positioner（40）With the first sleeve（114）, second sleeve pipe（115）Outer end face seal coordinate, and
To the sealing ring（20）Carry out axially position, the positioner（40）Be provided with for the sealing ring（20）Outer ring
The sealing surface that sealing coordinates（414）；
The drive mechanism（30）For ordering about the sealing ring（20）Circumferentially extending deforms, to ensure sealing ring（20）With it is described
Spud leg（2）Outer ring and corresponding positioner（40）Sealing surface（414）Between pressing sealing, and ensure sealing ring（20）With
The catheterostat（1）Outer ring and corresponding positioner（40）Sealing surface（414）Between pressing sealing.
2. the dry chamber for keeping in repair catheterostat node under water according to claim 1, it is characterised in that the sealing ring
（20）Including the arc seal section of circumferentially segmented at least two cavity structures for disconnecting and being formed；The seal section be provided with it is described
The pore of the inner space of seal section（21）, the drive mechanism（30）Including with the pore（21）The inflation/deflation dress of connection
Put；
The positioner（40）Including sealing flange（41）, the sealing flange（41）Simultaneously can be mutually including circumferentially segmented disconnection
At least two arc flange sections of splicing；The arc flange section includes lamellar arc body（411）Be arranged on the arc
Body（411）The fan annular flange piece of two opposite ends of axial direction（412）；
The sealing flange（41）Each arc flange section circumferentially splice so that each described fan annular flange piece of one end（412）
With the first sleeve（114）Or second sleeve pipe（115）Outer end end face seal coordinate；
The arc body（411）Intrados and two opposite ends fan annular flange piece（412）Formation is set towards central opening
The mounting groove put（413）, for the sealing ring（20）Axially position is installed, the arc body（411）Intrados formed
The sealing surface（414）.
3. the dry chamber for keeping in repair catheterostat node under water according to claim 1 and 2, it is characterised in that it is described enter
Go out passage（12）Upper end be provided with for nacelle（11）The Lift-on/Lift-off System of interior lifting（13）And/or the platform for standing（14）,
The nacelle（11）Inside it is provided with part or all of in monitoring system, illuminator, air exchange system.
4. the installation method of dry chamber described in a kind of any one of claims 1 to 3, it is characterised in that comprise the following steps：
At least two splits cabin piece is clamped the spud leg by A, at least two split cabin pieces of offer（2）And catheterostat（1）Afterwards
Mutually splice, form nacelle（11）To the catheterostat（1）Node under water（A）Coated, and caused described at least two points
The splicing line of body cabin piece is sealed against each other,
B, in the first set hole（111）With the spud leg（2）Between, second set of hole（112）With the catheterostat（1）Between point
Other installation sealing structure, and cause the first set hole on the splicing line（111）With second set of hole（112）Respectively with the stake
Lower limb（2）And catheterostat（1）Seal against each other；
C, one access way of offer（12）, by the access way（12）One end be installed to the nacelle（11）On so that
The access way（12）Respectively with the nacelle（11）Inner chamber is connected with waterborne,
D, by the nacelle（11）Interior water is outwards arranged, can enter the nacelle（11）It is interior to node（A）Safeguarded.
5. the installation method of dry chamber according to claim 4, it is characterised in that step A also includes：
Sealing gasket is set in the splicing seam of at least two splits cabin piece, and the corresponding flange in edge will be spliced
（113）Be mutually locked guarantee sealing.
6. the installation method of dry chamber according to claim 4, it is characterised in that at least two splits cabin piece with
The first set hole（111）On corresponding edge, and with second set of hole（112）Arc sleeve is respectively equipped with corresponding edge
Piece；
With the first set hole（111）The corresponding arc nest plate in position is spliced to form set and is set to the spud leg（2）On first set
Pipe（114）；
With second set of hole（112）The corresponding arc nest plate in position is spliced to form set and is set to the catheterostat（1）On second
Sleeve pipe（115）；
Each sealing structure includes sealing ring（20）, drive mechanism（30）And positioner（40）；
Step B includes：
B1, by the positioner of the sealing structure（40）It is respectively installed to the first sleeve（114）Outer end, described second
Sleeve pipe（115）Outer end, and in the positioner（40）With first sleeve（114）Outer face between, and in the positioning
Device（40）With the second sleeve pipe（115）Outer face between be respectively provided with seal washer（42）, it is ensured that with the first sleeve
（114）, the second sleeve pipe（115）Sealing between section；
B2, by sealing ring（20）Set is set to spud leg（2）And catheterostat（1）Border on, and with the positioner（40）It is close
Front cover（414）Laminating, using the positioner（40）Respectively to the sealing ring（20）In the spud leg（2）, catheterostat（1）
Axial direction positioned；
B3, one drive mechanism of offer（30）, by the drive mechanism（30）Order about the sealing ring（20）Circumferentially extending becomes
Shape, so that the sealing ring（20）Inner ring and the spud leg（2）, catheterostat（1）Outer ring be fitted close, and make the sealing
Circle（20）Outer ring and the positioner（40）Between be fitted close.
7. the installation method of dry chamber according to claim 6, it is characterised in that
The B1 also includes：
Adjust the positioner（40）Center, it is ensured that the spud leg（2）, catheterostat（1）Outer ring and the positioner
（40）Between gap keep uniform, then to the positioner（40）It is fixed on the positioning；
Step C also includes：
In the spud leg（2）It is upper to install for the access way（12）The pipe clamp of lateral register（121）, in the access way
（12）With the nacelle（11）Installation process in, the pipe clamp（121）Set is set to the access way（12）Outer ring, to entering
Go out passage（12）Carry out lateral register.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510454834.4A CN105019418B (en) | 2015-07-29 | 2015-07-29 | For keeping in repair the dry chamber and its installation method of catheterostat node under water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510454834.4A CN105019418B (en) | 2015-07-29 | 2015-07-29 | For keeping in repair the dry chamber and its installation method of catheterostat node under water |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105019418A CN105019418A (en) | 2015-11-04 |
| CN105019418B true CN105019418B (en) | 2017-04-05 |
Family
ID=54409690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510454834.4A Active CN105019418B (en) | 2015-07-29 | 2015-07-29 | For keeping in repair the dry chamber and its installation method of catheterostat node under water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105019418B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110747804B (en) * | 2019-10-23 | 2021-03-02 | 中建筑港集团有限公司 | Water-blocking sealing device for realizing underwater construction and use method thereof |
| CN112879673A (en) * | 2021-02-05 | 2021-06-01 | 哈尔滨工程大学 | Underwater dry-type cabin wellhead pipeline cabin penetrating sealing structure |
| CN113719022A (en) * | 2021-09-23 | 2021-11-30 | 中印恒盛(北京)贸易有限公司 | Splicing type building module applied to underwater building |
| CN114811187B (en) * | 2022-04-24 | 2022-11-01 | 山东海盛海洋工程集团有限公司 | Dry-type work cabin is changed to sea pipe riser |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6164597A (en) * | 1984-09-04 | 1986-04-02 | Kitaro Nemoto | Underwater working box |
| CN2450085Y (en) * | 2000-08-29 | 2001-09-26 | 天津海王星海上工程技术有限公司 | Cylinder foundation dry operating chamber for in-water maintaining in submerged pipeline |
| CN101722391A (en) * | 2009-11-16 | 2010-06-09 | 中国石油大学(华东) | Ocean platform complex node underwater maintenance cover |
| CN103507109A (en) * | 2013-10-11 | 2014-01-15 | 上海利策科技股份有限公司 | Underwater dry type cutting cabin and application method thereof |
| CN103711459A (en) * | 2012-09-29 | 2014-04-09 | 天津市海王星海上工程技术股份有限公司 | Basement-type water surface connecting cylinder type underwater dry oil production device |
| CN104006216A (en) * | 2013-02-27 | 2014-08-27 | 中国海洋石油总公司 | Offshore platform crude oil riser maintenance and replacement method and device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2133313C1 (en) * | 1998-04-28 | 1999-07-20 | Товарищество с ограниченной ответственностью Научно-производственная фирма "ГТ ИНСПЕКТ" | Device for repair of piled structures in hydraulic engineering objects |
| US6773206B2 (en) * | 2000-09-07 | 2004-08-10 | Michael S. Bradley | Support pile repair jacket form |
| CN202688991U (en) * | 2012-07-25 | 2013-01-23 | 中国建筑第六工程局有限公司 | Specially-made sleeve construction structure used for repairing head of reinforced concrete cast-in-situ pile |
| CN103615596B (en) * | 2013-11-14 | 2015-08-12 | 哈尔滨工程大学 | A kind of full-automatic clip multiple for seabed tube un-wheeling repair |
| CN104653943B (en) * | 2015-01-22 | 2016-08-17 | 哈尔滨工程大学 | The one hydraulic telescopic type technique of grouted clamp of jacket dual-seal under water |
-
2015
- 2015-07-29 CN CN201510454834.4A patent/CN105019418B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6164597A (en) * | 1984-09-04 | 1986-04-02 | Kitaro Nemoto | Underwater working box |
| CN2450085Y (en) * | 2000-08-29 | 2001-09-26 | 天津海王星海上工程技术有限公司 | Cylinder foundation dry operating chamber for in-water maintaining in submerged pipeline |
| CN101722391A (en) * | 2009-11-16 | 2010-06-09 | 中国石油大学(华东) | Ocean platform complex node underwater maintenance cover |
| CN103711459A (en) * | 2012-09-29 | 2014-04-09 | 天津市海王星海上工程技术股份有限公司 | Basement-type water surface connecting cylinder type underwater dry oil production device |
| CN104006216A (en) * | 2013-02-27 | 2014-08-27 | 中国海洋石油总公司 | Offshore platform crude oil riser maintenance and replacement method and device |
| CN103507109A (en) * | 2013-10-11 | 2014-01-15 | 上海利策科技股份有限公司 | Underwater dry type cutting cabin and application method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105019418A (en) | 2015-11-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105019418B (en) | For keeping in repair the dry chamber and its installation method of catheterostat node under water | |
| CN104653943B (en) | The one hydraulic telescopic type technique of grouted clamp of jacket dual-seal under water | |
| CN206327529U (en) | A kind of ship side that can be dismantled under water pushes away capping assembly | |
| CN208235523U (en) | A kind of sludge removing device on offshore wind farm jacket basis | |
| JP2011069183A (en) | Construction method of cofferdam structure around bridge pier, and platform used for the construction | |
| CN207261914U (en) | Pipeline non-excavation rehabilitation device | |
| CN105089049B (en) | Anchor cable outer anchor head steel strand protective device and installation method thereof | |
| CN107588280A (en) | Natural gas line expansive cylinder stopping transportation pressure method for blocking | |
| CN112253398B (en) | Automatic internal gas emission method for single pile foundation of offshore wind turbine generator system | |
| CN112292526A (en) | Inflatable component for repair or installation of wind turbine modules | |
| CN104006216B (en) | A kind of crude oil of offshore platform standpipe maintain and replace method and apparatus | |
| CN105735222B (en) | A kind of seawater column and self-elevating drilling platform for self-elevating drilling platform | |
| CN105202307A (en) | Integrated repairing device and method for urban drainage pipeline junction | |
| CA1062924A (en) | Method of and device for forming a fluidtight duct transition through a wall | |
| CN103114590A (en) | Device for cleaning bored pile steel protective case inner wall mud and application method thereof | |
| CN105484549B (en) | The construction method of installation of Large Steel feed bin | |
| CN104494804A (en) | Ship shafting segmented tail pipe device and installation method thereof | |
| CN113445608B (en) | Sewage inspection well detection and repair system and method | |
| CN215253319U (en) | Sewage inspection well detects repair system | |
| CN207958967U (en) | A kind of fixed sealing device for bridge steel box girder circle duct | |
| RU115438U1 (en) | SEALING SHAFT TYPE CHAMBER FOR REPAIR OF UNDERWATER TRANSITIONS OF PIPELINES | |
| CN209587479U (en) | A kind of PE device for repairing pipeline | |
| CN105953599A (en) | Construction method of condenser | |
| KR100494356B1 (en) | Water Veer Engineering Method of Tubing Using Prefabricated Temporary Dam Watertight Material | |
| CN114855796B (en) | Multi-ship coordinated marine steel cylinder vibration sinking construction method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 518057, 4th Floor, Main Building, Science and Technology Building, No. 1067 Nanhai Avenue, Nanshan District, Shenzhen, Guangdong Province Patentee after: CNOOC Shenzhen Ocean Engineering Technology Service Co.,Ltd. Address before: 518057, 4th Floor, Main Building, Science and Technology Building, No. 1067 Nanhai Avenue, Nanshan District, Shenzhen, Guangdong Province Patentee before: COOEC SUBSEA TECHNOLOGY Co.,Ltd. |