CN201982029U - Working device of well-drilling and repairing rig - Google Patents

Working device of well-drilling and repairing rig Download PDF

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Publication number
CN201982029U
CN201982029U CN2011200281276U CN201120028127U CN201982029U CN 201982029 U CN201982029 U CN 201982029U CN 2011200281276 U CN2011200281276 U CN 2011200281276U CN 201120028127 U CN201120028127 U CN 201120028127U CN 201982029 U CN201982029 U CN 201982029U
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China
Prior art keywords
main
auxiliary
hoisting
pipe
drilling
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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.)
Expired - Lifetime
Application number
CN2011200281276U
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Chinese (zh)
Inventor
姜伟
刘健
牛海峰
池胜高
许亮斌
吴光武
Original Assignee
Institute of Chemistry of CAS
China National Offshore Oil Corp CNOOC
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Priority to CN2011200281276U priority Critical patent/CN201982029U/en
Application granted granted Critical
Publication of CN201982029U publication Critical patent/CN201982029U/en
Anticipated expiration legal-status Critical
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Abstract

The utility model relates to a working device of a well-drilling and repairing rig, which is characterized by comprising a double moving lifting system, a pipe treatment system and a derrick, wherein the double moving lifting system comprises a main lifting system and an auxiliary lifting system, wherein the main lifting system is used for lowering in/pulling out a tubular column, and the auxiliary lifting system is used for connecting/throwing a three-joint unit. The main lifting system comprises a main winch, a main pulley block and a main runner wagon, wherein the main winch is arranged on a drill floor, and the main pulley block is arranged on an overhead travelling crane. The auxiliary lifting system comprises an auxiliary winch, an auxiliary pulley block and an auxiliary runner wagon, wherein the auxiliary winch is arranged on the drill floor, and the auxiliary pulley block is arranged on the overhead travelling crane. The pipe treatment system comprises a pipe grabbing manipulator, hydraulic tongs and a hydraulic mousehole, wherein the pipe grabbing manipulator is fixed at the middle part of the derrick, the hydraulic tongs are suspended on the drill floor, and the hydraulic mousehole is arranged at the bottom part of the drill floor. As the double lifting system and the double pipe treatment system are adopted by the working device of the well-drilling and repairing rig, the well-drilling and repairing rig is capable of simultaneously finishing the operations of lowering in/pulling out the tubular column and connecting/throwing the three-joint unit, and thereby, the operation efficiency of the well-drilling and repairing rig is greatly improved.

Description

The apparatus for work of drilling and workover machines
Technical field
The utility model relates to a kind of apparatus for work of drilling and workover machines, particularly about a kind of can descending simultaneously/lift pipe string with connect/get rid of the apparatus for work of the drilling and workover machines of thribble (with two or three endowels is the unit of unloading, and is called thribble).
Background technology
As shown in Figure 1, existing oil drilling and workover machines has only a derrick and a cover Hoisting System, therefore when carrying out the drilling and repairing well operation, can only finish the work that connects/get rid of thribble or following/lift pipe string at well head, be the oil drilling and workover machines connect/when getting rid of thribble, then can't finish down/lift pipe string, thereby cause the operating efficiency of oil drilling and workover machines lower.This traditional drilling and repairing well operating type is widely used on land and offshore drill workover rig.But because offshore drill workover treatment expense is very high, we wish to improve the operating efficiency of offshore drill workover rig, to reduce the cost and the expense of drilling and repairing well operation.Therefore, in order to improve the operating efficiency of offshore drill workover rig, press for a kind of traditional operating type difference, operating efficiency is realized above-mentioned job requirement than higher oil drilling and workover machines.
Summary of the invention
At the problems referred to above, the purpose of this utility model provides a kind of can descending simultaneously/lift pipe string and connects/get rid of the apparatus for work of the offshore drill workover rig of thribble.
For achieving the above object, the utility model is taked following technical scheme: a kind of apparatus for work of drilling and workover machines is characterized in that: it comprises two move about Hoisting System, pipe treatment system and derricks; Described two Hoisting System of moving about comprises and one being used for down/the main Hoisting System and of lift pipe string is used to connect/get rid of the service hoisting system of thribble; Described main Hoisting System comprises that one is arranged on main winch, on the rig floor and is arranged on a head pulley group and a main tourist bus on the overhead traveling crane, and described main winch hangs described main tourist bus after walking around described head pulley group by hawser; Described service hoisting system comprises that one is arranged on auxiliary winch, on the described rig floor and is arranged on an auxiliary pulley group and an auxiliary tourist bus on the described overhead traveling crane, and described auxiliary winch hangs described auxiliary tourist bus after walking around described auxiliary pulley group by hawser; Described pipe treatment system comprises that a grab pipe machine tool hand, that is fixed on described derrick middle part hangs the hydraulic pressure rat hole that the hydraulic tongs and that is arranged on the described rig floor is arranged on described rig floor bottom; Described grab pipe machine tool hand is used for finishing with described main Hoisting System and service hoisting system and connects/unload tubing string work; Described hydraulic tongs is used for finishing, unloads the tubing string screw thread; Described hydraulic pressure rat hole is used for placing single or thribble.
It also comprises a removable slideway that moves along described rig floor, and described removable slideway moves to main shaft mouth correspondence position when described main Hoisting System lift pipe string, gets rid of the correspondence position that moves to described hydraulic pressure rat hole when single in described auxilliary Hoisting System.
Described head pulley group and auxiliary pulley group all are arranged on the main shaft of described overhead traveling crane, and the spacing of described head pulley group and auxiliary pulley group is greater than 0.5m.
Rig floor in the described derrick is provided with a main pipe setback and an auxiliary pipe setback, and described main pipe setback is used for putting the tubing string that all described main Hoisting System propose in the well, and described auxiliary pipe setback is used for putting the thribble that described service hoisting system connects.
The utility model is owing to take above technical scheme, it has the following advantages 1, the utility model is owing to adopt dual lift system and two-tube sub-treatment system, make workover rig can finish down simultaneously/lift pipe string and connect/get rid of the operation of thribble, thereby greatly improved the operating efficiency of drilling and workover machines.2, the hydraulic tongs of the utility model pipe treatment system, hydraulic pressure rat hole, grab pipe machine tool hand are hydraulic control, can reduce labour intensity, raise the efficiency.3, head pulley group of the present utility model and auxiliary pulley group all are arranged on the main shaft of overhead traveling crane, more can save the derrick space than two overhead traveling cranes of direct employing.4, used main winch and auxiliary winch to work simultaneously in the utility model, thereby increased work efficiency.5, the utility model application is strong, is not only applicable to special offshore drill workover rig, also can be generalized in the drilling and workover machines on land.
Description of drawings
Fig. 1 is the structural representation of existing drilling and workover machines
Fig. 2 is a structural representation of the present utility model
Fig. 3 is the structural representation of the utility model pipe treatment system
Fig. 4 is the vertical view of the utility model safety platform
Fig. 5 a~Fig. 5 d is that the utility model carries out lower tubular column and the schematic diagram that connects thribble simultaneously
Fig. 6 a~Fig. 6 c is that the utility model carries out lift pipe string simultaneously and gets rid of the schematic diagram of thribble
The specific embodiment
Below in conjunction with drawings and Examples the utility model is described in detail.
As shown in Figure 2, the utility model comprises two move about Hoisting System 1, pipe treatment system 2 and derricks 3.
Two Hoisting System 1 of moving about comprise and one being used for down/the main Hoisting System 11 and of lift pipe string is used to connect/get rid of the service hoisting system 12 of thribble, wherein main Hoisting System 11 comprises that one is arranged on main winch 111, on the rig floor 4 and is arranged on a head pulley group 112 and a main tourist bus 113 on the overhead traveling crane 5, and main winch 111 is walked around head pulley group 112 backs by hawser and hung main tourist bus 113.Service hoisting system 12 comprises that one is arranged on auxiliary winch 121, on the rig floor 4 and is arranged on an auxiliary pulley group 122 and an auxiliary tourist bus 123 on the overhead traveling crane 5, and auxiliary winch 121 is walked around auxiliary pulley group 122 backs by hawser and hung auxiliary tourist bus 123.
In the foregoing description, head pulley group 112 and auxiliary pulley group 122 all are arranged on the main shaft of overhead traveling crane 5, and the spacing of head pulley group 112 and auxiliary pulley group 122 is collided to prevent main tourist bus 113 and auxiliary tourist bus 123 greater than 0.5m.
As shown in Figure 3, pipe treatment system 2 comprises that a grab pipe machine tool hand 21, that is fixed on derrick 3 middle parts hangs a hydraulic pressure rat hole 23 and the removable slideway 24 that the hydraulic tongs 22, that is arranged on the rig floor is arranged on rig floor 4 bottoms.Grab pipe machine tool hand 21 is used for finishing with main Hoisting System 11 and service hoisting system 12 and connects/unload tubing string work.Hydraulic tongs 22 is used for finishing, unloads the tubing string screw thread.Hydraulic pressure rat hole 23 is used for placing single (with an endowel is the unit of unloading, and is called single) or thribble.Removable slideway 24 can move along rig floor 4, moves to main shaft mouth correspondence position when main Hoisting System 11 lift pipe strings, gets rid of the correspondence position that moves to hydraulic pressure rat hole 23 when single in auxilliary Hoisting System 12.
As Fig. 2, shown in Figure 4, rig floor 4 in the derrick 3 is provided with a main pipe setback 31 and an auxiliary pipe setback 32, main pipe setback 31 is used for putting the tubing string that all main Hoisting System 11 propose in the well, and auxiliary pipe setback 32 is used for putting the thribble that service hoisting system 12 connects.
Shown in Fig. 5 a~Fig. 5 d, it is as follows with the operation process that connects thribble that the utility model carries out lower tubular column simultaneously:
1, service hoisting system 12 process that connects thribble may further comprise the steps:
1. service hoisting system 12 is single in derrick 3 from removable slideway 24 liftings first, and puts into hydraulic pressure rat hole 23;
2. service hoisting system 12 promote from removable slideway 24 again second single in derrick 3, and by hydraulic tongs 22 with two single connecing;
3. it is descending that hydraulic pressure rat hole 23 drives the thribble that connects, and conveniently connects that next is single again;
4. service hoisting system 12 promotes the 3rd singlely in derrick 3 again from removable slideway 24, and singlely connects with thribble the 3rd by hydraulic tongs 22;
5. service hoisting system 12 is lifted out hydraulic pressure rat hole 23 with the thribble that connects;
6. grab pipe machine tool hand 21 is picked up thribble, and thribble is discharged in the auxiliary pipe setback 32;
7. repeat step 1.~6., after with all single connecting, all be discharged in the auxiliary pipe setback 32.
2, the process of main Hoisting System 11 lower tubular columns may further comprise the steps:
1. grab pipe machine tool hand 21 hangs on the main tourist bus 113 from thribble of auxiliary pipe setback 32 interior taking-ups;
2. main tourist bus 113 omits to be carried, and makes thribble aim at the center of turntable of well head;
3. with hydraulic tongs 22 thribble is docked with the tubing string that is sitting in center of turntable;
4. main tourist bus 113 is the upper lifting pipe post slightly, unclamps tubing string and transfers tubing string then;
5. transfer finish after, main tourist bus 113 is up, continues to connect next thribble;
6. repeat step 1.~5., continue to transfer tubing string.
The process of above-mentioned main Hoisting System 11 lower tubular columns and common drilling and workover machines to transfer the tubing string process in full accord, difference is that common drilling and workover machines must utilize Hoisting System that tubing string is risen in the derrick under rig floor, just can transfer after connecting for one one, and the utility model adopts main Hoisting System 11 and service hoisting system 12 to carry out lower tubular column simultaneously and connects thribble.
Shown in Fig. 6 a~Fig. 6 c, it is as follows with the operation process that gets rid of thribble that the utility model carries out lift pipe string simultaneously:
1, the process of main Hoisting System 11 lift pipe strings:
This process and common drilling and workover machines lift pipe string process are in full accord, so repeat no more.
2, service hoisting system 12 process of getting rid of thribble may further comprise the steps:
1. main Hoisting System 11 is at the well head lift pipe string, and the thribble that will rise is placed in the main pipe setback 31 then;
2. grab pipe machine tool hand 21 is picked up thribble in main pipe setback 31, is placed in the hydraulic pressure rat hole 23;
3. hydraulic tongs 22 is with the thribble shackle;
4. service hoisting system 12 singlely is thrown to rig floor 4 times by what removable slideway 24 will be laid down;
5. hydraulic pressure rat hole 23 driving thribbles are up, and the joint of the thribble in hydraulic pressure rat hole 23 exposes the rig floor face, continue with hydraulic tongs 22 shackles;
6. service hoisting system 12 singlely is thrown to rig floor 4 times by what removable slideway 24 will be laid down;
7. last service hoisting system 12 is thrown to rig floor 3 times by removable slideway 24 with residue is single in the hydraulic pressure rat hole 23;
8. repeat step 1.~7., all thribbles are thrown to rig floor 4 times in main pipe setback 31.
The utility model only describes with the foregoing description; the structure of each parts, the position is set and connects and all can change to some extent; on the basis of technical solutions of the utility model; all improvement and equivalents of individual component being carried out according to the utility model principle all should not got rid of outside protection domain of the present utility model.

Claims (5)

1. the apparatus for work of a drilling and workover machines is characterized in that: it comprises two move about Hoisting System, pipe treatment system and derricks;
Described two Hoisting System of moving about comprises and one being used for down/the main Hoisting System and of lift pipe string is used to connect/get rid of the service hoisting system of thribble; Described main Hoisting System comprises that one is arranged on main winch, on the rig floor and is arranged on a head pulley group and a main tourist bus on the overhead traveling crane, and described main winch hangs described main tourist bus after walking around described head pulley group by hawser; Described service hoisting system comprises that one is arranged on auxiliary winch, on the described rig floor and is arranged on an auxiliary pulley group and an auxiliary tourist bus on the described overhead traveling crane, and described auxiliary winch hangs described auxiliary tourist bus after walking around described auxiliary pulley group by hawser;
Described pipe treatment system comprises that a grab pipe machine tool hand, that is fixed on described derrick middle part hangs the hydraulic pressure rat hole that the hydraulic tongs and that is arranged on the described rig floor is arranged on described rig floor bottom; Described grab pipe machine tool hand is used for finishing with described main Hoisting System and service hoisting system and connects/unload tubing string work; Described hydraulic tongs is used for finishing, unloads the tubing string screw thread; Described hydraulic pressure rat hole is used for placing single or thribble.
2. the apparatus for work of a kind of drilling and workover machines as claimed in claim 1, it is characterized in that: it also comprises a removable slideway that moves along described rig floor, described removable slideway moves to main shaft mouth correspondence position when described main Hoisting System lift pipe string, get rid of the correspondence position that moves to described hydraulic pressure rat hole when single in described auxilliary Hoisting System.
3. the apparatus for work of drilling and workover machines as claimed in claim 1, it is characterized in that: described head pulley group and auxiliary pulley group all are arranged on the main shaft of described overhead traveling crane, and the spacing of described head pulley group and auxiliary pulley group is greater than 0.5m.
4. the apparatus for work of drilling and workover machines as claimed in claim 2, it is characterized in that: described head pulley group and auxiliary pulley group all are arranged on the main shaft of described overhead traveling crane, and the spacing of described head pulley group and auxiliary pulley group is greater than 0.5m.
5. as the apparatus for work of claim 1 or 2 or 3 or 4 described drilling and workover machines, it is characterized in that: the rig floor in the described derrick is provided with a main pipe setback and an auxiliary pipe setback, described main pipe setback is used for putting the tubing string that all described main Hoisting System propose in the well, and described auxiliary pipe setback is used for putting the thribble that described service hoisting system connects.
CN2011200281276U 2011-01-27 2011-01-27 Working device of well-drilling and repairing rig Expired - Lifetime CN201982029U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011200281276U CN201982029U (en) 2011-01-27 2011-01-27 Working device of well-drilling and repairing rig

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011200281276U CN201982029U (en) 2011-01-27 2011-01-27 Working device of well-drilling and repairing rig

Publications (1)

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CN201982029U true CN201982029U (en) 2011-09-21

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102071889A (en) * 2011-01-27 2011-05-25 中国海洋石油总公司 Operating device of well drilling and repairing machine
CN111088950A (en) * 2019-12-30 2020-05-01 江苏省水文地质工程地质勘察院 Winch system device for improving geological drilling lifting efficiency of offshore engineering
CN112211572A (en) * 2020-09-04 2021-01-12 四川宏华石油设备有限公司 Drilling and workover rig down-hole method and drilling and workover rig up-hole method

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102071889A (en) * 2011-01-27 2011-05-25 中国海洋石油总公司 Operating device of well drilling and repairing machine
CN111088950A (en) * 2019-12-30 2020-05-01 江苏省水文地质工程地质勘察院 Winch system device for improving geological drilling lifting efficiency of offshore engineering
CN111088950B (en) * 2019-12-30 2021-05-25 江苏省水文地质工程地质勘察院 Winch system device for improving geological drilling lifting efficiency of offshore engineering
CN112211572A (en) * 2020-09-04 2021-01-12 四川宏华石油设备有限公司 Drilling and workover rig down-hole method and drilling and workover rig up-hole method
CN112211572B (en) * 2020-09-04 2021-10-08 四川宏华石油设备有限公司 Drilling and workover rig down-hole method and drilling and workover rig up-hole method
WO2022048477A1 (en) * 2020-09-04 2022-03-10 四川宏华石油设备有限公司 Tripping-in method for well drill/workover rig and tripping-out method for well drill/workover rig

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Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
CP01 Change in the name or title of a patent holder

Address after: 100010 Beijing, Chaoyangmen, North Street, No. 25, No.

Patentee after: China National Offshore Oil Corporation

Patentee after: CNOOC Research Institute

Address before: 100010 Beijing, Chaoyangmen, North Street, No. 25, No.

Patentee before: China National Offshore Oil Corporation

Patentee before: CNOOC Research Center

C56 Change in the name or address of the patentee
CP01 Change in the name or title of a patent holder

Address after: 100010 Beijing, Chaoyangmen, North Street, No. 25, No.

Co-patentee after: CNOOC research institute limited liability company

Patentee after: China Offshore Oil Group Co., Ltd.

Address before: 100010 Beijing, Chaoyangmen, North Street, No. 25, No.

Co-patentee before: CNOOC Research Institute

Patentee before: China National Offshore Oil Corporation

CP01 Change in the name or title of a patent holder
CX01 Expiry of patent term

Granted publication date: 20110921

CX01 Expiry of patent term