CN201380485Y

CN201380485Y - Special manipulators for underground operation

Info

Publication number: CN201380485Y
Application number: CN200920023031U
Authority: CN
Inventors: 李大伟; 杨月刚; 李英民
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-03-06
Filing date: 2009-03-06
Publication date: 2010-01-13
Anticipated expiration: 2019-03-06

Abstract

The utility model relates to special manipulators for underground operation, which mainly comprises an operation room, a first manipulator, a second manipulator, and a third manipulator, wherein, an operation room leveling oil cylinder is arranged at the bottom of the operation room, and the operation room is connected to the first manipulator intended for transporting an elevator, the second manipulator available for dislodging and hanging a hoisting ring, and the third manipulator designed to transport an oil pipe. The utility model has the following benefits: in employing the equipment to complete operations at the whole well field, all that is needed is to assign a worker to operate a well throwing machine, and charge one worker with running the operation room, with a drop in the number of workers by two, and improved safety factor and work efficiency; transportation of the elevator can be completed by the first manipulator without workers in contact with the elevator; dislodging and hanging of the hoisting ring can be accomplished by the second manipulator without involvement of workers; transportation of the oil pipe is completed by the third manipulator; and the utility model triggers an operation shift from outdoors to indoors, so that workers can be kept away from accidents at the site of wellhead, such as blowout during well washing process, grout leakage and the like.

Description

The underground work special manipulator

One, technical field:

The utility model relates to a kind of downhole operation equipment, particularly a kind of underground work special manipulator.

Two, background technology:

The equipment of oilfield downhole operation employing now is generally to be the machine of drowning oneself in a well, operation frame and hydraulic tongs etc.The machine of drowning oneself in a well be extract oil pipe in the well out and from ground under well head the power-equipment of oil pipe; the operation frame provides the height guarantee that oil pipe is extracted out and oil pipe is put into oil well; hydraulic tongs is to screw; unclamp the screw thread between the oil pipe; other operations all are by artificial auxiliary; the a dead lift elevator, the suspension ring of manually seting out, artificial mobile oil pipe; the workman's all day of environment work down in the open; physical exertion is heavier, if blowout takes place during well-flushing, all can be sprayed oil and mud aboveground staff; particularly in winter; whole body can be frozen into ice, and, in the process of a dead lift elevator and snap ring; Shi Changhui has an accident, and trick is injured by a crashing object or crushes through regular meeting to be taken place.

Three, summary of the invention:

The purpose of this utility model is exactly the above-mentioned defective that exists at prior art, and a kind of underground work special manipulator is provided, and realizes the mechanization operation in whole well site, has improved safety coefficient and operating efficiency.

The technical solution of the utility model realizes in the following manner:

The utility model mainly is made up of operating room, first manipulator, second manipulator and the 3rd manipulator, the bottom of described operating room is provided with operating room levelling oil cylinder, and operating room connects first manipulator that is used to carry elevator respectively, second manipulator of the suspension ring that are used to set out and be used to carry the 3rd manipulator of oil pipe; Described first manipulator mainly is made up of swing arm, pendulum wrist and elevator clamp jaw, an end attended operation chamber of swing arm, and the other end connects the elevator clamp jaw by the pendulum wrist; Described second manipulator mainly is made up of swing arm, pendulum wrist and folding suspension ring folder, an end attended operation chamber of swing arm, and the other end connects folding suspension ring folder by the pendulum wrist; Described the 3rd manipulator mainly is made up of swing arm, oil pipe folder oil cylinder and oil pipe folder, an end attended operation chamber of swing arm, and the other end connects the oil pipe folder by oil pipe folder oil cylinder.

Pendulum wrist on the first above-mentioned manipulator connects swing arm by pendulum wrist oil cylinder, connects the elevator clamp jaw by the clamp jaw oil cylinder in the described pendulum wrist, and the bottom of described pendulum wrist is provided with crescent moon elevator oil cylinder and matches with the elevator clamp jaw.

Pendulum wrist on the second above-mentioned manipulator connects swing arm by pendulum wrist oil cylinder, connects folding suspension ring folder by elevator folder oil cylinder in the pendulum wrist, and the bottom of described pendulum wrist is provided with two safety pin skewbacks.

Above-mentioned folding suspension ring folder is made up of moving limit of suspension ring double-layered quilt and suspension ring folder tension side, and moving limit of suspension ring double-layered quilt and suspension ring folder tension side are concave shape and link together.

Be provided with the locating piece chute in the above-mentioned pendulum wrist, the centre is provided with interior locating piece, and both sides are respectively equipped with the outside fix piece.

The beneficial effects of the utility model are: after using this equipment, as long as 1 staff drives the machine of drowning oneself in a well, just can realize whole wellsite operation at operation in-house operation the utility model for 1, reduce by 2 staff, improve safety coefficient and operating efficiency.The workman does not contact elevator, and the carrying of elevator is finished by first manipulator; Workman's suspension ring of directly not seting out are finished by second manipulator, and oil pipe is carried by the 3rd manipulator, no matter when on the well head well-flushing taking place blowout might as well, take place spillage might as well, the workman can both keep away, the field operation by original becomes office operation.

Four, description of drawings:

Accompanying drawing 1 is an overall structure schematic diagram of the present utility model;

Accompanying drawing 2 is structural representations of first manipulator;

Accompanying drawing 3 is structural representations of second manipulator;

Accompanying drawing 4 is structural representations of the 3rd manipulator;

Among last Fig. 1: first manipulator (1), second manipulator (2) and the 3rd manipulator (3), operating room (4), operating room levelling oil cylinder (5);

Among Fig. 2: swing arm oil cylinder (1.1), swing arm (1.2), pendulum wrist oil cylinder (1.3), pendulum wrist (1.4), elevator clamp jaw (1.5), crescent moon elevator oil cylinder (1.6), clamp jaw oil cylinder (1.7);

Among Fig. 3: swing arm oil cylinder (2.1), swing arm (2.2), pendulum wrist oil cylinder (2.3), pendulum wrist (2.4), the moving limit (2.5) of suspension ring double-layered quilt, suspension ring folder tension side (2.6), safety pin skewback (2.7), return spring (2.8), locating piece chute (2.9), outside fix piece (2.10), interior locating piece (2.11), suspension ring folder oil cylinder (2.12);

Among Fig. 4: swing arm oil cylinder (3.1), swing arm (3.2), oil pipe folder oil cylinder (3.3) and oil pipe folder (3.4).

Five, the specific embodiment:

For further disclosing the technical solution of the utility model, elaborate by embodiment below in conjunction with accompanying drawing:

The utility model mainly is made up of operating room 4, first manipulator 1, second manipulator 2 and the 3rd manipulator 3, the bottom of described operating room 4 is provided with operating room levelling oil cylinder 5, and operating room 4 connects first manipulator 1 that is used to carry elevator respectively, second manipulator 2 of the suspension ring that are used to set out and be used to carry the 3rd manipulator 3 of oil pipe; Described first manipulator 1 mainly is made up of swing arm 1.2, pendulum wrist 1.4 and elevator clamp jaw 1.5, and an end of swing arm 1.2 is by swing arm oil cylinder attended operation chambers 4 1.1, and the other end connects elevator clamp jaw 1.5 by pendulum wrist 1.4; Described second manipulator 2 mainly is made up of swing arm 2.2, pendulum wrist 2.4 and folding suspension ring folder, and an end of swing arm 2.2 is by swing arm oil cylinder attended operation chambers 2.1, and the other end connects folding suspension ring folder by pendulum wrist 2.4; Described the 3rd manipulator 3 mainly is made up of swing arm 3.2, oil pipe folder oil cylinder 3.3 and oil pipe folder 3.4, and an end of swing arm 3.2 is by swing arm oil cylinder attended operation chambers 3.1, and the other end connects oil pipe folder 3.4 by oil pipe folder oil cylinder 3.3.

Wherein, pendulum wrist 1.4 on first manipulator connects swing arm 1.2 by pendulum wrist oil cylinder 1.3, connect elevator clamp jaw 1.5 by clamp jaw oil cylinder 1.7 in the described pendulum wrist 1.4, the bottom of described pendulum wrist 1.4 is provided with crescent moon elevator oil cylinder 1.6 and matches with elevator clamp jaw 1.5.

Pendulum wrist 2.4 on second manipulator connects swing arm 2.2 by pendulum wrist oil cylinder 2.3, connects folding suspension ring folder by elevator folder oil cylinder 2.12 in the pendulum wrist, and the bottom of described pendulum wrist is provided with two safety pin skewbacks 2.7.Folding suspension ring folder is made up of moving limit 2.5 of suspension ring double-layered quilt and suspension ring folder tension side 2.6, and moving limit of suspension ring double-layered quilt and suspension ring folder tension side are concave shape and link together.Be provided with locating piece chute 2.9 in the pendulum wrist 2.4, the centre is provided with interior locating piece 2.11, and both sides are respectively equipped with outside fix piece 2.10, also are provided with return spring 2.8 on the elevator clamp jaw.

According to field condition, select to put the position of machinery, oil pipe is placed the place, and definite place is apart from the distance (and oil pipe is put the distance of device apart from well head) of well head.Apart from perpendicular bisector, the operating room front is perpendicular to this line at this for the adjustment manipulator, and operating room levelling oil cylinder 4 (adjusting manipulator 1 pendulum wrist earlier at horizontal levels) is determined elevator clamp jaw bottom and well head in same level position, and fixes this highly.Make first manipulator card clamp jaw of hanging oneself, clamp and decontrol, everything goes well with your work to make on the well head elevator.The pendulum wrist is in vertical position on first manipulator, and the swing arm of rotating first manipulator makes clamp jaw clamp elevator on the oil pipe, adjusts oil pipe and puts device, makes the oil pipe height under the situation of not lifting of suspension ring,, sets out smoothly to pipe elevator from the well head elevator.

The clamping of clamp jaw and relieving are to be finished by first manipulator pendulum wrist upper cylinder (see figure 2), suspension ring are hung in the elevator, swing the second manipulator swing arm, wrist is horizontal and sees Fig. 3, the safety pin skewback insert the elevator safety pin in flakes in, the folding suspension ring clamp suspension ring, and the suspension ring folder is made up of tension side and passive limit, suspension ring folder oil cylinder control suspension ring folder tension side and the moving limit of suspension ring double-layered quilt, inwardly finish, outwards move with tension side by returning pull-spring.Mobile suspension ring folder locating piece, according to the size of the width decision outside fix piece of elevator, adjust to set out smoothly till, the debugging of manipulator finishes.

When oil pipe being put on from the down-hole come, after the manipulator debugging finished, operation promoted relevant to the section header place, and second elevator is placed on the well head and blocks oil pipe, moves hydraulic tongs with hydraulic cylinder, and unclamps the oil pipe screw thread.To swing arm to oil pipe, after the oil pipe pawl clamped oil pipe, the swing swing arm was put to the oil pipe place oil pipe with reference to accompanying drawing 4, the three manipulators swings swing arm oil cylinder, unclamp oil pipe after, return; Second manipulator swing swing arm the vertical elevator to the oil pipe of pendulum wrist, is opened the suspension ring folder simultaneously, and suspension ring are taken out from elevator, again suspension ring is sent into the return of (pressing debugging step) in the elevator on the well head; Working rig is promoting oil pipe to the section header place, and first manipulator swing swing arm is put wrist simultaneously to plumbness, and the elevator place to the oil pipe clamps elevator and delivers on the well head, unclamps the elevator second manipulator return, and elevator is closed by the elevator returning pull-spring and finished.

Claims

1, a kind of underground work special manipulator, it is characterized in that: mainly form by operating room (4), first manipulator (1), second manipulator (2) and the 3rd manipulator (3), the bottom of described operating room (4) is provided with operating room levelling oil cylinder (5), and operating room (4) connects first manipulator (1) that is used to carry elevator respectively, second manipulator (2) of the suspension ring that are used to set out and be used to carry the 3rd manipulator (3) of oil pipe; Described first manipulator (1) mainly is made up of swing arm (1.2), pendulum wrist (1.4) and elevator clamp jaw (1.5), an end attended operation chamber (4) of swing arm (1.2), and the other end connects elevator clamp jaw (1.5) by pendulum wrist (1.4); Described second manipulator (2) mainly is made up of swing arm (2.2), pendulum wrist (2.4) and folding suspension ring folder, an end attended operation chamber of swing arm (2.2), and the other end connects folding suspension ring folder by pendulum wrist (2.4); Described the 3rd manipulator (3) mainly is made up of swing arm (3.2), oil pipe folder oil cylinder (3.3) and oil pipe folder (3.4), an end attended operation chamber of swing arm (3.2), and the other end presss from both sides oil cylinder (3.3) by oil pipe and connects oil pipe folder (3.4).

2, underground work special manipulator according to claim 1, it is characterized in that: the pendulum wrist (1.4) on described first manipulator connects swing arm (1.2) by pendulum wrist oil cylinder (1.3), connect elevator clamp jaw (1.5) by clamp jaw oil cylinder (1.7) in the described pendulum wrist (1.4), the bottom of described pendulum wrist (1.4) is provided with crescent moon elevator oil cylinder (1.6) and matches with elevator clamp jaw (1.5).

3, underground work special manipulator according to claim 1, it is characterized in that: the pendulum wrist (2.4) on described second manipulator connects swing arm (2.2) by pendulum wrist oil cylinder (2.3), connect folding suspension ring folder by elevator folder oil cylinder (2.12) in the pendulum wrist, the bottom of described pendulum wrist is provided with two safety pin skewbacks (2.7).

4, underground work special manipulator according to claim 3 is characterized in that: described folding suspension ring folder is made up of moving limit (2.5) of suspension ring double-layered quilt and suspension ring folder tension sides (2.6), and moving limit of suspension ring double-layered quilt and suspension ring folder tension side are concave shape and link together.

5, underground work special manipulator according to claim 3 is characterized in that: be provided with locating piece chute (2.9) in the described pendulum wrist (2.4), the centre is provided with interior locating piece (2.11), and both sides are respectively equipped with outside fix piece (2.10).