CN206562916U - Winch heave compensator is used in a kind of deepwater drilling platform device decentralization - Google Patents
Winch heave compensator is used in a kind of deepwater drilling platform device decentralization Download PDFInfo
- Publication number
- CN206562916U CN206562916U CN201720219745.6U CN201720219745U CN206562916U CN 206562916 U CN206562916 U CN 206562916U CN 201720219745 U CN201720219745 U CN 201720219745U CN 206562916 U CN206562916 U CN 206562916U
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- China
- Prior art keywords
- hydraulic cylinder
- roll shaft
- bottom plate
- winch
- movable pulley
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Abstract
The utility model discloses a kind of deepwater drilling platform device decentralization winch heave compensator, including bottom plate, roll shaft, hydraulic cylinder, movable pulley, connects bearing, the part such as hawser, there is provided equipment support function above deck for the bottom plate fixation；Totally two, the roll shaft, two roll shafts are placed in parallel, the hydraulic cylinder is vertically arranged on bottom plate, the movable pulley is arranged on by connects bearing on the piston rod of hydraulic cylinder, one end of hawser bypasses one of roll shaft and is connected with winch, the other end bypass movable pulley and another roll shaft with transfer equipment be connected, piston rod move up and down drive movable pulley move up and down there is provided aid in heave compensation function.The beneficial effects of the utility model are：The constant-tension of winch cable is kept, the steady decentralization of underwater installation is realized；Using two times distance structures, compensation effect is preferable；Have a style of one's own, without largely being transformed winch, cost is relatively low.
Description
Technical field
The utility model belongs to the servicing unit technical field of deepwater drilling platform winch, more particularly to a kind of deepwater drilling
Winch heave compensator is used in platform device decentralization.
Background technology
Ocean possesses abundant petroleum resources, most important to current energy demand.The mankind are by petroleum resources in recent years
The emphasis of exploitation be progressively transferred to ocean, and progressively marched towards deep-sea, therefore the drilling equipment at research and development deep-sea is very crucial.
In deep water investigation and detection process, drilling platforms produces surging, swaying, heave, pitching, rolling and bow under wave action
The motion of six-freedom degree is shaken, wherein heave movement can drive drilling platforms to produce periodic reverse motion, the work of winch wirerope
When it is tight when pine.It is frequently necessary to transfer to some instrument and equipments in the sea by winch in the drilling platforms course of work, drilling platforms
This heave movement had a huge impact to transferring installation in deep water, hawser produces extra additional force, or even meeting
Cause the damage of some important instrument equipment, have a strong impact on the progress of work.Then it is accomplished by a kind of device compensation drilling platforms
Heave movement, makes instrument and equipment steadily be transferred to by winch in deep water, makes winch steadily smooth when working, it is ensured that the peace of construction
Quan Xing, improves ocean operation efficiency.
In summary, prior art is needed to be further improved.
Utility model content
The utility model is that there is provided a kind of deepwater drilling platform device for the weak point that avoids above-mentioned prior art from existing
Winch heave compensator is used in decentralization, and the equipment has simple in construction, highly versatile, compensation effect good and that stability is high is excellent
Point.
The technical scheme that the utility model is used for：
Winch heave compensator is used in a kind of deepwater drilling platform device decentralization, it is characterised in that：Including bottom plate, roll shaft branch
Seat, roll shaft, hydraulic cylinder leg, hydraulic cylinder, movable pulley, bearing pin one, connects bearing, bearing pin two, hawser and bolt, the sole shape
Shape is rectangle, and the fixed function of mainly playing equipment support above deck, the hydraulic cylinder leg is bolted on bottom plate
On, the hydraulic cylinder is arranged on hydraulic cylinder leg, and the roll shaft has two, is fixed on by roller support on bottom plate, and two
Individual roll shaft is symmetrically placed centered on the hydraulic cylinder leg.
The hydraulic cylinder is vertically arranged on bottom plate, the rodless cavity side outer cylinder body and contacts baseplate of hydraulic cylinder,
The hydraulic cylinder leg is spliced by two blocks of level boards with two pieces of vertical plates, and level board centre bit is equipped with manhole, circular
Through hole is in contact with the outer wall of the hydraulic cylinder, realizes the fixation of hydraulic cylinder, and the bottom of hydraulic cylinder leg is provided with two pieces of fixations
Plate, is fixed on bottom plate by fixed plate.
The roll shaft has two, and two roll shafts are placed in parallel, and the roller support has four, the two ends of each roll shaft
One roller support is respectively installed, the bottom of the roller support is provided with fixed plate, is bolted on bottom plate.
The end shape of piston rod is rectangle in the hydraulic cylinder, and there is a through hole at the center of rectangle, the connects bearing it is upper
End is connected with the rotary shaft of movable pulley by bearing pin one, and the end of piston rod passes through bearing pin in the lower end of connects bearing and hydraulic cylinder
Two are connected, and drive movable pulley to move up and down when piston rod moves up and down.
One end of the hawser bypasses one of roll shaft and is connected with winch, and the other end bypasses movable pulley and another roll shaft
It is connected with the equipment of decentralization, with the movement of movable pulley, it is ensured that there is provided the function of heave compensation for the constant-tension of hawser.
By adopting the above-described technical solution, having the beneficial effect that acquired by the utility model：
1. the utility model can be compensated because of moving up and down in equipment decentralization process caused by platform heave movement, keep
The constant-tension of winch cable, realizes the steady decentralization of underwater installation.
2. the utility model is using hydraulic cylinder as the main drive of heave compensation, simple in construction, size is smaller, and
Using two times distance structures, compensation effect preferably, effectively reduces the wear problem caused by hawser is wound repeatedly, improves hawser
Service life.
3. the utility model can be suitably used for it is straight to, it is lateral etc. it is different operating modes scene is installed, it is independent to be installed, without pair twist
Car is largely transformed, and is had a style of one's own, and cost is relatively low.
Brief description of the drawings
Fig. 1 is the structural representation of winch heave compensator described in the utility model.
Fig. 2 is hydraulic cylinder leg described in the utility model, the structural representation of hydraulic cylinder.
Fig. 3 is the structural representation of roll shaft described in the utility model, roller support and bottom plate.
Fig. 4 is hydraulic cylinder described in the utility model, connects bearing, the structural representation of movable pulley.
Wherein, 1- bottom plates, 2- roller supports, 3- roll shafts, 4- hydraulic cylinder legs, 5- hydraulic cylinders, 6- movable pulleys, 7- bearing pins
One, 8- connects bearing, 9- bearing pins two, 10- hawsers, 11- bolts.
Embodiment
Below in conjunction with the accompanying drawings and embodiment the utility model is described in further detail：
As shown in Figures 1 to 4, winch heave compensator is used in a kind of deepwater drilling platform device decentralization, it is characterised in that：
Including bottom plate (1), roller support (2), roll shaft (3), hydraulic cylinder leg (4), hydraulic cylinder (5), movable pulley (6), bearing pin one (7),
Connects bearing (8), bearing pin two (9), hawser (10) and bolt (11), the bottom plate (1) are shaped as rectangle, fix above deck,
The main function of playing equipment support, the hydraulic cylinder leg (4) is fixed on bottom plate (1) by bolt (11), hydraulic cylinder leg
(4) centre position of bottom plate (1) is arranged on, the roll shaft (3) has two, bottom plate (1) is fixed on by roller support (2)
On, two roll shafts (3) are symmetrically placed centered on the hydraulic cylinder leg (4).
As shown in Fig. 2 the hydraulic cylinder (5) is vertically arranged on bottom plate (1), the rodless cavity one of hydraulic cylinder (5)
Side outer cylinder body is contacted with bottom plate (1), and the hydraulic cylinder leg (4) is spliced by two blocks of level boards with two pieces of vertical plates, level
Plate centre bit is equipped with manhole, and manhole is in contact with the outer wall of the hydraulic cylinder (5), and hydraulic cylinder (5) is fixed on into liquid
On cylinder pressure support (4), the bottom of hydraulic cylinder leg (4) is provided with two pieces of fixed plates, is fixed on by fixed plate on bottom plate.
As shown in figure 3, the roll shaft (3) has two, two roll shafts (3) are placed in parallel, and the roller support (2) has
Four, the two ends of each roll shaft (3) are respectively provided with a roller support (2), and the bottom of the roller support (2) is provided with fixation
Plate, is fixed on bottom plate (1) by bolt (11).
As shown in figure 4, the end shape of piston rod is rectangle in the hydraulic cylinder (5), there is through hole at the center of rectangle, described
The upper end of connects bearing (8) is connected with the rotary shaft of movable pulley (6) by bearing pin one (7), the lower end of connects bearing (8) and hydraulic pressure
The end of piston rod is connected by bearing pin two (9) in cylinder (5).
As shown in figure 1, one end of the hawser (10) bypasses one of roll shaft and is connected with winch, the other end bypasses dynamic cunning
Wheel (6) and another roll shaft are connected with the equipment transferred, and with the movement of movable pulley (6), it is ensured that the constant-tension of hawser, are carried
For the function of heave compensation.
The part do not addressed in this practicality uses or used for reference prior art and can be achieved.
In description of the present utility model, it is to be understood that term " on ", " under ", " vertical ", " level ", " top ",
The orientation or position relationship of the instruction such as " bottom " " interior ", " outer " are based on orientation shown in the drawings or position relationship, merely to just
Described in description the utility model with simplified, rather than indicate or imply that the device or element of meaning must be with specific sides
Position, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.
Claims (4)
1. winch heave compensator is used in a kind of deepwater drilling platform device decentralization, it is characterised in that：Including bottom plate (1), roll shaft
Bearing (2), roll shaft (3), hydraulic cylinder leg (4), hydraulic cylinder (5), movable pulley (6), bearing pin one (7), connects bearing (8), bearing pin
Two (9), hawser (10) and bolt (11), the bottom plate (1) are shaped as rectangle, fix above deck, the hydraulic cylinder leg (4)
It is fixed on by bolt (11) on bottom plate (1), the roll shaft (3) has two, and bottom plate (1) is fixed on by roller support (2)
On, two roll shafts (3) are symmetrically placed centered on the hydraulic cylinder leg (4), and one end of the hawser (10) bypasses wherein one
Individual roll shaft is connected with winch, and the equipment that the other end bypasses movable pulley (6) and another roll shaft with transferring is connected.
2. winch heave compensator is used in a kind of deepwater drilling platform device decentralization according to claim 1, its feature exists
In：The hydraulic cylinder (5) is vertically arranged on bottom plate (1), the rodless cavity side outer cylinder body and bottom plate of hydraulic cylinder (5)
(1) contact, the hydraulic cylinder leg (4) is spliced by two blocks of level boards with two pieces of vertical plates, and level board centre bit is equipped with circle
Shape through hole, manhole is in contact with the outer wall of the hydraulic cylinder (5), and the bottom of hydraulic cylinder leg (4) is provided with two pieces of fixations
Plate.
3. winch heave compensator is used in a kind of deepwater drilling platform device decentralization according to claim 1, its feature exists
In：The roll shaft (3) has two, and two roll shafts (3) are placed in parallel, and the roller support (2) has four, each roll shaft
(3) roller support (2) is respectively installed at two ends, and the bottom of the roller support (2) is provided with fixed plate, passed through bolt (11)
It is fixed on bottom plate (1).
4. winch heave compensator is used in a kind of deepwater drilling platform device decentralization according to claim 1, its feature exists
In：The end shape of piston rod is rectangle in the hydraulic cylinder (5), and there is a through hole at the center of rectangle, the connects bearing (8) it is upper
End is connected with the rotary shaft of movable pulley (6) by bearing pin one (7), the lower end of connects bearing (8) and piston rod in hydraulic cylinder (5)
End is connected by bearing pin two (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720219745.6U CN206562916U (en) | 2017-03-08 | 2017-03-08 | Winch heave compensator is used in a kind of deepwater drilling platform device decentralization |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720219745.6U CN206562916U (en) | 2017-03-08 | 2017-03-08 | Winch heave compensator is used in a kind of deepwater drilling platform device decentralization |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206562916U true CN206562916U (en) | 2017-10-17 |
Family
ID=60031977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720219745.6U Expired - Fee Related CN206562916U (en) | 2017-03-08 | 2017-03-08 | Winch heave compensator is used in a kind of deepwater drilling platform device decentralization |
Country Status (1)
| Country | Link |
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| CN (1) | CN206562916U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108716371A (en) * | 2018-04-13 | 2018-10-30 | 宝鸡石油机械有限责任公司 | The reverse experimental rig of compensation function and its control method of drill string heave compensation system |
| CN108862075A (en) * | 2018-09-19 | 2018-11-23 | 江苏添仂智能科技有限公司 | Pneumatic spring lifting balance device |
| CN110043201A (en) * | 2019-05-24 | 2019-07-23 | 南阳科信石油设备有限公司 | One kind is exempted to lift jack up offshore oil well testing equipment |
| CN113371158A (en) * | 2021-07-15 | 2021-09-10 | 烟台宏远载人压力舱工程技术研究院有限公司 | Multi-degree-of-freedom umbilical cable heave compensation device |
-
2017
- 2017-03-08 CN CN201720219745.6U patent/CN206562916U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108716371A (en) * | 2018-04-13 | 2018-10-30 | 宝鸡石油机械有限责任公司 | The reverse experimental rig of compensation function and its control method of drill string heave compensation system |
| CN108716371B (en) * | 2018-04-13 | 2020-04-24 | 宝鸡石油机械有限责任公司 | Compensation function reverse test device of drill string heave compensation system and control method thereof |
| CN108862075A (en) * | 2018-09-19 | 2018-11-23 | 江苏添仂智能科技有限公司 | Pneumatic spring lifting balance device |
| CN108862075B (en) * | 2018-09-19 | 2023-07-18 | 江苏添仂智能科技有限公司 | Pneumatic spring lifting balancing device |
| CN110043201A (en) * | 2019-05-24 | 2019-07-23 | 南阳科信石油设备有限公司 | One kind is exempted to lift jack up offshore oil well testing equipment |
| CN113371158A (en) * | 2021-07-15 | 2021-09-10 | 烟台宏远载人压力舱工程技术研究院有限公司 | Multi-degree-of-freedom umbilical cable heave compensation device |
| CN113371158B (en) * | 2021-07-15 | 2024-05-24 | 烟台宏远载人压力舱工程技术研究院有限公司 | Multi-degree-of-freedom umbilical cable heave compensation device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171017 Termination date: 20180308 |