CN105672234A - Guide frame type lifting device for wellhead small platform - Google Patents
Guide frame type lifting device for wellhead small platform Download PDFInfo
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- CN105672234A CN105672234A CN201410675275.5A CN201410675275A CN105672234A CN 105672234 A CN105672234 A CN 105672234A CN 201410675275 A CN201410675275 A CN 201410675275A CN 105672234 A CN105672234 A CN 105672234A
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Abstract
The invention provides a guide frame type lifting device for a wellhead small platform. The guide frame type lifting device comprises a fixed platform, a lifting driving mechanism and a lifting platform, wherein the lifting driving mechanism is connected to the lower portion of the fixed platform, and the lifting platform is connected with the lifting driving mechanism through slings. A cuboid fixing guide frame is perpendicularly fixed to the lower portion of the fixed platform. A cuboid connecting frame is upwards perpendicularly and fixedly connected to the lifting platform. One or several cuboid transition guide frames are arranged between the fixing guide frame and the connecting frame. The fixing guide frame, the transition guide frames and the connecting frame are plugged and matched in a sliding mode in sequence in the perpendicular direction. A movable platform is arranged on the outer side of the lifting platform in the horizontal extension direction. Protection railings are arranged on the periphery of the movable platform and the periphery of the lifting platform. The lifting driving mechanism is a pneumatic girder crane or an electric girder crane or an electric winding machine. According to the guide frame type lifting device for the wellhead small platform, the height of the small platform can be precisely adjusted, the operation requirements for different heights are met, operation is easy and convenient, the lifting process is smooth and safe, and the lifting device can be repeatedly disassembled, assembled and used.
Description
Technical field
The present invention relates to ocean engineering device field, especially relate to the guiding posture well head chain-wales lowering or hoisting gear of a kind of Yu Haiyang cantilever beam platform operations.
Background technology
Along with deepening continuously of gas and oil in sea exploitation, development mode from the small-sized production platform of function singleness to adopt repair unified platform development, well group platform well number is continuously increased, satellite platform well head number conventional at present is between 9～12 mouthfuls, and repairing the well head number adopting integration production platform is 24～36 mouthfuls. Big cluster wells production platform needs the cantilever beam drilling platforms with bigger job area.
Being continuously increased of producing well quantity, and the continuing to increase of active time, will bring the day by day frequent of operation well workover, and current ocean platform performance capacity can not meet market demand. Cantilever beam platform workover treatment is all operation difficult point all the time, currently without well head chain-wales elevating method easily, so it is simple to operate to be badly in need of research and development, and well head chain-wales lowering or hoisting gear safely and efficiently.
Summary of the invention
The present invention is directed to problem of the prior art, it is provided that one is easily installed and operates, it is possible to achieve the guiding posture well head chain-wales lowering or hoisting gear of the lifting of well head chain-wales.
The technical scheme is that
A kind of guiding posture well head chain-wales lowering or hoisting gear, including fixed station and the lift drive mechanism being connected under fixed station, and pass through the hoistable platform that hoist cable is connected with lift drive mechanism, wherein: fixed station downward vertical is fixed with the fixed guide framework of cuboid, hoistable platform is upwards vertically fixed with the connection framework of cuboid; The transition guide frame of one or several cuboid is set between fixed guide framework and connection framework, the sliding plug that fixed guide framework, transition guide frame and connection framework are vertically constituted successively coordinates, and outside hoistable platform, horizontal-extending direction arranges traverser; The neighboring of this traverser and hoistable platform arranges guard rail; Described lift drive mechanism is that pneumatically or electrically purlin is hung, or electric coiling machine.
Such scheme also includes: arranges sliding rail on the vertical corner of fixed guide framework and transition guide frame, and is vertically evenly equipped with the spacing hole of multiple horizontal direction at least one sliding rail;Being provided with positioning framework at the top of transition guide frame and connection framework, positioning framework corner is vertically provided with sliding lock block, and sliding lock block is slidably matched with sliding rail composition, and sliding lock block arranges the spacing hole of horizontal direction; Spacing hole on sliding rail and sliding lock block all constitutes grafting with dead bolt and coordinates; It is provided with the postive stop baffle that coordinate spacing with the sliding lock block of positioning framework at fixed guide framework and transition guide frame bottom.
The sliding lock block of positioning framework and sliding rail adopt U-shaped or T-shaped lock dog to be slidably matched with U-shaped or T-shaped slide rail mode.
In technical scheme, the connected mode for hoistable platform Yu traverser gives following three kinds of prioritization schemes:
One is hoistable platform with traverser is fixed with bearing pin by the hinge otic placode that arranges in corresponding sides and to be connected, and is meanwhile the frame structure without crossbeam at the fixed guide framework of this side and transition guide frame middle and lower part.
Two is that the horizontal direction slide rail that arranged by side vertical direction with traverser of hoistable platform, sliding lock block are connected, and is meanwhile the frame structure without crossbeam at the fixed guide framework of this side and transition guide frame middle and lower part.
Three is that hoistable platform connects and composes expansion fit with traverser by horizontal direction slide rail, the sliding lock block arranged in two groups of corresponding sides of horizontal direction.
Wherein in second and third two kinds of movable connection methods: sliding lock block and horizontal direction slide rail adopt U-shaped or T-shaped lock dog to be slidably matched with U-shaped or T-shaped slide rail mode.
Advantages of the present invention:
1, adopt guiding posture up-down mode, solve hoist cable and lift the unstable problem caused, it is ensured that the steady and safety of lifting process.
2, leading truck is provided with multiple spacing hole, can need to adjust flexibly chain-wales height according to operation, be accurately positioned, add fastness.
3, whole lifting and position fixing process only need staff on chain-wales to control, easy and simple to handle.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of lowering or hoisting gear of the present invention;
Fig. 2 is for connecting framework collapsed state schematic diagram;
Fig. 3 is for connecting framework and the equal collapsed state schematic diagram of transition guide frame;
Fig. 4 is the schematic diagram of transition guide frame component;
Fig. 5 is that the A of transition guide frame component is to schematic diagram;
Fig. 6 is the schematic top plan view that a kind of hoistable platform and traverser connect embodiment.
In figure: 1-fixed station (I-steel), 2-hangs purlin link, and 3-is pneumatic, and purlin is hung, 4-hoist cable, 5-fixed guide framework, 6-dead bolt I, 7-transition guide frame, 8-spacing hole, 9-dead bolt II, 10-connects framework, 11-hoistable platform, 12-traverser, 13-hinge otic placode, 14-bearing pin, 15-flap seat, 16-gimmal, 17-gimmal is linked up with, 18-guard rail, 19-postive stop baffle, 20-positioning framework, 21-connecting plate, 22-sliding rail (guiding channel-section steel), 23-base connecting plate, 24-deep bracket.
Detailed description of the invention
Below in conjunction with drawings and Examples, of the present invention group is further illustrated.
With reference to shown in Fig. 1, lead posture well head chain-wales lowering or hoisting gear, and population structure includes fixed station (I-steel) 1, fixed guide framework 5, transition guide frame 7, connects framework 10 and hoistable platform 11. Fixed guide framework 5, transition guide frame 7, connection framework 10 all adopt girder steel (or alloy beam) in length and breadth to connect to form the frame structure of cuboid, and its external dimensions is gradually reduced and forms it into grafting cooperation (with reference to accompanying drawing 2 and 3.One of transition guide frame 7 employing in this embodiment, can also adopt multiple as required.
Wherein, fixed guide framework 5 and fixed station (I-steel) 1 are rigidly connected, connected by connecting bolt I 6 between fixed guide framework 5 and transition guide frame 7, transition guide frame 7 and connecting is connected by connecting bolt II 9 between framework 10, connects framework 10 lower end and is rigidly connected hoistable platform 11.
Fixed guide framework 5 and fixed station 1 are rigidly connected by base connecting plate 23, and weld deep bracket 24, fixed station 1 welds purlin and hangs connection framework 2, and purlin is hung and connected pneumatic purlin on connection framework 2 and hang 3, and pneumatic purlin is hung 3 lower ends and connected hoist cables 4; Four interior corner vertical direction of fixed guide framework 5 all have sliding rail (guiding channel-section steel) 22 structures; Having at least a track to be provided with multiple horizontal direction spacing hole 8 through hole in sliding rail (guiding channel-section steel) 22 vertically, side bottom is all welded to connect plate 21, sliding rail (guiding channel-section steel) 22 bottom welded limiting baffle plate 19.
With reference to attached Figure 4 and 5, four interior corner vertical direction of transition guide frame 7 all have sliding rail (guiding channel-section steel) 22 structures, on transition guide frame 7, sliding rail (guiding channel-section steel) 22 vertically is provided with multiple horizontal direction spacing hole 8 through hole, side bottom is all welded to connect plate 21, sliding rail (guiding channel-section steel) 22 bottom welded limiting baffle plate 19. Transition guide frame 7 top is provided with positioning framework 20, and positioning framework 20 horizontal end is provided with the sliding lock block being slidably matched with sliding rail, and sliding lock block is provided with spacing hole 8
Connecting framework 10 structure essentially identical with transition guide frame 7 structure, in simply, corner need not arrange sliding rail.
Fixed guide framework 5, transition guide frame 7, connect framework 10 the vertical direction spacing of spacing hole 8 identical, through hole internal diameter is identical and coordinates with dead bolt I and dead bolt II grafting.
Fixed guide framework 5, transition guide frame 7, the connection framework 10 sliding lock block in the process of being slidably matched all adopt U-shaped or T-shaped lock dog to be slidably matched with U-shaped or T-shaped slide rail mode with vertical direction sliding rail.
Welding at least two flap seat 15 on hoistable platform 11, flap seat 15 is connected with hoist cable 4. Lift drive mechanism is that pneumatically or electrically purlin is hung, or electric coiling machine.
Connected mode for hoistable platform 11 with traverser 12 gives following three kinds of prioritization schemes:
It is a kind of fixed connected mode with reference to accompanying drawing 6. Hoistable platform 11 and traverser 12 all weld hinge otic placode 13, is connected by bearing pin 14. Hoistable platform 11 and traverser 12 surrounding all weld railing 18, and the side of railing 18 is equipped with gimmal 16, and gimmal 16 is by gimmal hook 17 flexible connection. When adopting this kind of mode, fixed guide framework and transition guide frame middle and lower part in this side are the frame structure without crossbeam, its objective is to leave space for traverser is up.
Second is that the horizontal direction slide rail that arranged by side vertical direction with traverser of hoistable platform, sliding lock block are connected, and is meanwhile the frame structure without crossbeam at the fixed guide framework of this side and transition guide frame middle and lower part.
Three is that hoistable platform connects and composes expansion fit with traverser by horizontal direction slide rail, the sliding lock block arranged in two groups of corresponding sides of horizontal direction.
Wherein in second and third two kinds of movable connection methods: sliding lock block and horizontal direction slide rail adopt U-shaped or T-shaped lock dog to be slidably matched with U-shaped or T-shaped slide rail mode.
The lifting process of the guiding posture well head chain-wales lowering or hoisting gear of the present invention comprises the steps:
A, pull down dead bolt II 9;
B, raising sling 4, connect framework 10 and hoistable platform 11 rises simultaneously, when reaching correct position, connecting bolt II 9 is installed to spacing hole 8;
C, pull down dead bolt I 6;
D, raising sling 4, transition guide frame 7, connection framework 10 and hoistable platform 11 rise simultaneously, when reaching correct position, connecting bolt I 6 are installed to spacing hole 8.
Decline process steps is contrary, first pulls down connecting bolt I 6, decline hoist cable 4, and transition guide frame 7, connection framework 10 and hoistable platform 11 decline simultaneously, when reaching correct position, connecting bolt I 6 are installed to spacing hole 8; Pull down connecting bolt II 9 again, continue decline hoist cable 4, connect framework 10 and hoistable platform 11 declines simultaneously, when reaching correct position, connecting bolt II 9 is installed to spacing hole 8.
The present invention, by the posture up-down mode that leads, can use spacing hole as required flexibly, accurately adjusts chain-wales height, meets differing heights job requirements, easy and simple to handle, and the steady safety of lifting process, repeatable dismounting uses, and has broad application prospects.
Claims (8)
1. a guiding posture well head chain-wales lowering or hoisting gear, including fixed station and the lift drive mechanism being connected under fixed station, and pass through the hoistable platform that hoist cable is connected with lift drive mechanism, it is characterized in that: fixed station downward vertical is fixed with the fixed guide framework of cuboid, hoistable platform is upwards vertically fixed with the connection framework of cuboid; The transition guide frame of one or several cuboid is set between fixed guide framework and connection framework, the sliding plug that fixed guide framework, transition guide frame and connection framework are vertically constituted successively coordinates, and outside hoistable platform, horizontal-extending direction arranges traverser; The neighboring of this traverser and hoistable platform arranges guard rail; Described lift drive mechanism is that pneumatically or electrically purlin is hung, or electric coiling machine.
2. guiding posture well head chain-wales lowering or hoisting gear according to claim 1, it is characterized in that: sliding rail is set on the vertical corner of fixed guide framework and transition guide frame, and at least one sliding rail, is vertically evenly equipped with the spacing hole of multiple horizontal direction; Being provided with positioning framework at the top of transition guide frame and connection framework, positioning framework corner is vertically provided with sliding lock block, and sliding lock block is slidably matched with sliding rail composition, and sliding lock block arranges the spacing hole of horizontal direction; Spacing hole on sliding rail and sliding lock block all constitutes grafting with dead bolt and coordinates; It is provided with the postive stop baffle that coordinate spacing with the sliding lock block of positioning framework at fixed guide framework and transition guide frame bottom.
3. guiding posture well head chain-wales lowering or hoisting gear according to claim 2, is characterized in that: the sliding lock block of positioning framework and sliding rail adopt U-shaped or T-shaped lock dog to be slidably matched with U-shaped or T-shaped slide rail mode.
4. according to claim 1 or 2, guiding posture well head chain-wales lowering or hoisting gear described in 3, it is characterized in that: hoistable platform and traverser are fixed with bearing pin by the hinge otic placode that arranges in corresponding sides and be connected, be meanwhile the frame structure without crossbeam at the fixed guide framework of this side and transition guide frame middle and lower part.
5. according to claim 1 or 2, guiding posture well head chain-wales lowering or hoisting gear described in 3, it is characterized in that: horizontal direction slide rail, sliding lock block that hoistable platform is arranged by side vertical direction with traverser are connected, be meanwhile the frame structure without crossbeam at the fixed guide framework of this side and transition guide frame middle and lower part.
6., according to claim 1 or 2, guiding posture well head chain-wales lowering or hoisting gear described in 3, it is characterized in that: hoistable platform connects and composes expansion fit with traverser by the horizontal direction slide rail of setting, sliding lock block in two groups of corresponding sides of horizontal direction.
7. guiding posture well head chain-wales lowering or hoisting gear according to claim 5, is characterized in that: sliding lock block and horizontal direction slide rail adopt U-shaped or T-shaped lock dog to be slidably matched with U-shaped or T-shaped slide rail mode.
8. guiding posture well head chain-wales lowering or hoisting gear according to claim 6, is characterized in that: sliding lock block and horizontal direction slide rail adopt U-shaped or T-shaped lock dog to be slidably matched with U-shaped or T-shaped slide rail mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410675275.5A CN105672234B (en) | 2014-11-21 | 2014-11-21 | It is oriented to posture well head chain-wales lowering or hoisting gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410675275.5A CN105672234B (en) | 2014-11-21 | 2014-11-21 | It is oriented to posture well head chain-wales lowering or hoisting gear |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105672234A true CN105672234A (en) | 2016-06-15 |
| CN105672234B CN105672234B (en) | 2017-12-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410675275.5A Active CN105672234B (en) | 2014-11-21 | 2014-11-21 | It is oriented to posture well head chain-wales lowering or hoisting gear |
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| Country | Link |
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| CN (1) | CN105672234B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108750945A (en) * | 2018-08-03 | 2018-11-06 | 黄石市中城自动化科技有限公司 | A kind of flexible stabilizing mechanism of elevator |
| CN108773500A (en) * | 2018-06-05 | 2018-11-09 | 湖南华铝机械技术有限公司 | A kind of radome of fighter inspection platform |
| CN110077997A (en) * | 2019-05-17 | 2019-08-02 | 新疆中能宏科工程技术服务有限责任公司 | Combined wellhead lifting working platform |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102092619A (en) * | 2011-01-17 | 2011-06-15 | 王后忠 | Guide rail type lifting platform |
| CN202098950U (en) * | 2011-05-23 | 2012-01-04 | 爱默生电梯有限公司 | Underlying lifter |
| CN103215935A (en) * | 2013-04-17 | 2013-07-24 | 武汉船用机械有限责任公司 | Hydraulic lifting device |
| KR20130112192A (en) * | 2012-04-03 | 2013-10-14 | 대우조선해양 주식회사 | Deck elevating system |
| CN204326042U (en) * | 2014-11-21 | 2015-05-13 | 中石化胜利石油工程有限公司钻井工艺研究院 | Guiding posture well head chain-wales lifting gear |
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2014
- 2014-11-21 CN CN201410675275.5A patent/CN105672234B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102092619A (en) * | 2011-01-17 | 2011-06-15 | 王后忠 | Guide rail type lifting platform |
| CN202098950U (en) * | 2011-05-23 | 2012-01-04 | 爱默生电梯有限公司 | Underlying lifter |
| KR20130112192A (en) * | 2012-04-03 | 2013-10-14 | 대우조선해양 주식회사 | Deck elevating system |
| CN103215935A (en) * | 2013-04-17 | 2013-07-24 | 武汉船用机械有限责任公司 | Hydraulic lifting device |
| CN204326042U (en) * | 2014-11-21 | 2015-05-13 | 中石化胜利石油工程有限公司钻井工艺研究院 | Guiding posture well head chain-wales lifting gear |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108773500A (en) * | 2018-06-05 | 2018-11-09 | 湖南华铝机械技术有限公司 | A kind of radome of fighter inspection platform |
| CN108750945A (en) * | 2018-08-03 | 2018-11-06 | 黄石市中城自动化科技有限公司 | A kind of flexible stabilizing mechanism of elevator |
| CN110077997A (en) * | 2019-05-17 | 2019-08-02 | 新疆中能宏科工程技术服务有限责任公司 | Combined wellhead lifting working platform |
| CN110077997B (en) * | 2019-05-17 | 2023-12-26 | 新疆中能宏科工程技术服务有限责任公司 | Combined wellhead lifting working platform |
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| Publication number | Publication date |
|---|---|
| CN105672234B (en) | 2017-12-22 |
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