CN105756556A - Power transmission device of non-well-killing operation machine - Google Patents
Power transmission device of non-well-killing operation machine Download PDFInfo
- Publication number
- CN105756556A CN105756556A CN201410793553.7A CN201410793553A CN105756556A CN 105756556 A CN105756556 A CN 105756556A CN 201410793553 A CN201410793553 A CN 201410793553A CN 105756556 A CN105756556 A CN 105756556A
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- workover rig
- derrick
- workover
- well
- power transmission
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Abstract
The invention relates to a power transmission device of a non-well-killing operation machine.The power transmission device comprises a transmission shaft, a workover rig angle gearbox, a workover rig drawwork, a workover rig lifting and leveling system, a chain case, a front bracket for supporting a workover rig derrick, a block hook, workover rig gas circuit, a liquid circuit and a circuit system.The workover rig lifting and leveling system and the front bracket for supporting the workover rig derrick are connected with the a workover derrick; the transmission shaft transfers power to the workover rig angle gearbox, and the workover rig angle gearbox controls the workover rig lifting and leveling system, the front bracket for supporting the workover rig derrick and the block hook through the workover rig drawwork and the chain case; the block hook is located on the outer side of the lower portion of the workover derrick when the workover derrick is laid flat.The power transmission device is mounted in a vehicle and can conduct self-walking, a well repair function component and a functional component for operating under pressure are organically combined and jointly assembled to the special chassis vehicle meeting the requirement; the whole power transmission device can move up and down and back and forth, and the tail moves leftwards and rightwards, so that it is convenient to align the tail of the device with a wellhead.
Description
Technical field
The invention belongs to Oil/gas Well underground work device technique field, be specifically related to the actuating unit of a kind of snubbing serving machine.
Background technology
When oil well, water injection well or gas well carry out underground work, when having pressure in well, it usually needs first carry out kill-job or open flow blood pressure lowering processes.Easily make formation contaminant due to kill-job, open flow can make Local Layer pressure reduce, and causes ground pollution.Therefore, the work measure of no killing well, not open flow is increasingly paid attention to by each oil field and promotes.
When having pressure in well, in order to realize no killing well, not open flow workover treatment, it is necessary for a whole set of operation device under pressure, by operation device under pressure with equipment efficient combination such as workover rigs, jointly complete Stress control, oil pipe removes, relocation equipment, and such equipment is snubbing serving machine or is Operating Pressure machine.
At present, at home and abroad, snubbing serving equipment has following several composite type:
1, assist type: coordinating with workover rig and just can complete rountrip with pressure, this kind equipment is called assist type operation device under pressure；
2, stand alone type: do not need workover rig to coordinate and just can complete rountrip with pressure, this kind equipment is called stand alone type operation device under pressure；
The equipment of both modes, when movement, well head are installed, it is necessary to rely on towed vehicle, crane and just can complete resettlement, installment work, add other auxiliary equipment, in whole work progress, the workload that just seems is too big, and time-consuming bothersome, cost is too high.
Summary of the invention
It is an object of the invention to overcome existing snubbing serving equipment workload too big, time-consuming bothersome, problem that cost is too high.
For this, the invention provides the actuating unit of a kind of snubbing serving machine, described actuating unit includes: power transmission shaft, workover rig right angle gear box, workover rig winch, workover rig hoist leveling system, chain box, the fore-stock of support workover rig derrick, hook block, workover rig gas circuit, fluid path, Circuits System；
Described workover rig hoists leveling system and the fore-stock supporting workover rig derrick connects well workover derrick, for adjusting hoisting and leveling of well workover derrick；
Described power transmission shaft transmission power is to workover rig right angle gear box, and workover rig right angle gear box controls hoist leveling system, the fore-stock supporting workover rig derrick and hook block of workover rig by workover rig winch and chain box and acts on hoisting and leveling of adjustment well workover derrick；
Described hook block is positioned at the lower outside of well workover derrick when well workover derrick is set level.
Beneficial effects of the present invention: this integral type snubbing serving machine novel structure of the present invention, compact, rationally, efficiency of construction is high, has the advantage that simultaneously
1, a car dress, and certainly walk, well workover functional part, Operating Pressure functional part are organically combined, is jointly assembled on satisfactory vehicle with chassis special；Whole equipment by moving up and down, can move forward and backward, and afterbody moves left and right to facilitate and aligns well head.
2, well workover derrick and operating platform are fixed together, and the two is set level or stand up and rotates around same axle；
3, after well workover derrick erects, duty is vertical, and the up and down space of hook block is between derrick and chassis；
4, blowout preventer set, lifting fluid cylinder etc. are fixed in the middle of operating platform, together erect with operating platform, together set level, and well head center is in the middle of operating platform；
The parts such as the derrick that 5, is fixed together, operating platform, blowout preventer set, key station are made as a whole relative chassis and can together be moved forward and backward, and conveniently align well head；
6, being arranged in parallel before and after master rotor and five cylinder oiling water injecting pumps, share a frame, power intake is in same direction, by chain-driving；
7, five cylinder oiling water injecting pump, is five cylinder pumps, is decomposed into a three cylinder pump and two cylinder pumps, and three cylinder pump is lifting fluid cylinder supply hydraulic power；Two cylinder pumps are that the balance liquid returned up in well is recycled in well, reach whole work progress not open flow.
Below with reference to accompanying drawing, the present invention is described in further details.
Accompanying drawing explanation
Fig. 1 present configuration schematic diagram.
Wherein, 1, power transmission shaft；2, workover rig right angle gear box；3, workover rig winch；4, workover rig hoists leveling system；5, chain box；6, fore-stock；7, hook block.
Detailed description of the invention
The present embodiment provides the actuating unit of a kind of snubbing serving machine, as it is shown in figure 1, described actuating unit includes: power transmission shaft 1, workover rig right angle gear box 2, workover rig winch 3, workover rig hoist leveling system 4, chain box 5, support the fore-stock 6 of workover rig derrick, hook block 7, workover rig gas circuit, fluid path, Circuits System；
Described workover rig hoists leveling system 4 and support the fore-stock 6 of workover rig derrick and connect well workover derrick, for adjusting hoisting and leveling of well workover derrick；
Described power transmission shaft 1 transmits power to workover rig right angle gear box 2, and workover rig right angle gear box 2 controls hoist leveling system 4, the fore-stock 6 supporting workover rig derrick and hook block 7 of workover rig by workover rig winch 3 and chain box 5 and acts on and adjust hoisting and leveling of well workover derrick；
Described hook block 7 is positioned at the lower outside of well workover derrick when well workover derrick is set level.
A kind of integral type snubbing serving machine, this integral type snubbing serving machine is assisted steady component to constitute by Self propelled type well repairing machine chassis, upper finishing well power transmission member, well workover derrick, Operating Pressure operating platform, upper dress front-rear adjusting device, blowout preventer set, fluid cylinder jacking system, Accumulator arrangements, oiling water injecting pump part, mixing console, derrick and operating platform；
Upper finishing well power transmission member is arranged on workover rig chassis, and operating platform and well workover derrick installation are at workover rig chassis afterbody, and blowout preventer set is fixed in the middle part of operating platform, sets level together in company with operating platform, stand up and all around, moves up and down；Upper dress front-rear adjusting device is fixed on workover rig chassis afterbody and drives whole operating platform, well workover derrick, blowout preventer set to move forward and backward；Oiling water injecting pump part connects with the hydraulic system of well workover derrick for providing hydraulically extensible power to well workover derrick.
Workover rig chassis includes: driver's cabin, electromotor, change speed gear box, vehicle frame, vehicle bridge, rear tail boom, front and back hydraulic leg, lifting fluid cylinder supporting seat, steering, air-channel system, Circuits System, brakes；Behind chassis, tail boom is telescopic for suit both sides, monolateral scalable mm～mm；Hydraulic leg before and after four, chassis, can adjust height mm～mm up and down；The general components installed on workover rig chassis can move forward and backward mm～mm.
Upper finishing well power transmission member includes: power transmission shaft, workover rig right angle gear box, workover rig winch, workover rig hoist leveling system, chain box, the fore-stock of support workover rig derrick, hook block, workover rig gas circuit, fluid path, Circuits System；
Workover rig hoists leveling system and the fore-stock supporting workover rig derrick connects well workover derrick, for adjusting hoisting and leveling of well workover derrick；
Power transmission shaft transmission power is to workover rig right angle gear box, and workover rig right angle gear box controls hoist leveling system, the fore-stock supporting workover rig derrick and hook block of workover rig by workover rig winch and chain box and acts on hoisting and leveling of adjustment well workover derrick；
Hook block is positioned at the lower outside of well workover derrick when well workover derrick is set level.
Well workover derrick includes: overhead traveling crane, derrick upper body, derrick lower body and be arranged at the connection ear base of derrick lower body lower end, extending cylinder；
Overhead traveling crane includes the assembly pulley of lay winding wire ropes, base, guardrail, puffer directive wheel；Derrick upper body, derrick lower body are sleeve type structures, and it is internal that derrick upper body is sleeved under derrick, and derrick upper body stretches out, drop back into and utilize extending cylinder to implement；Four connection ear bases are arranged at derrick lower body bottom, and four corresponding with being fixed on Operating Pressure operating platform support ear mount and connect, it is achieved derrick positions；In the middle part of the derrick lower body back side, leave a height, passage that width is suitable, in order to oil pipe passes through.
Operating Pressure operating platform includes: main platform body, platform pedal, guardrail, ladder, escaping slideway etc.；
Main platform body is stepped, and highest point is platform pedal, and the low platform in the right is derrick lower body installation site, and operating platform is realized with the upper lower body engaging lug seat in upper dress front-rear adjusting device by ear mount with workover rig chassis；
Ring flange is set in the middle of main platform body bottom, connects fixing blowout preventer set；
Operating platform is truss structure, and main platform body rotates the axis of rotation of ear mount and upper lower body engaging lug seat around operating platform, and the power of rotation is four lifting fluid cylinders, and lifting fluid cylinder is arranged on the fixing seat of the lifting fluid cylinder in main platform body.
Upper dress front-rear adjusting device includes: two retractor devices guiding overcoats arranged side by side, be positioned at the retractor device guiding inner sleeve of retractor device guiding jacket internal, two retractor device outer inner rooms of guiding are connected to cross bar, fluid cylinder is adjusted before and after this cross bar is provided with, the outer end of retractor device guiding inner sleeve is provided with outside lower body engaging lug seat, two upper lower body engaging lug seats and connects with connecting rod, and front and back adjust the expansion link of fluid cylinder and are connected on this connecting rod；Front and back adjustment fluid cylinder stretches out, the upper lower body engaging lug seat of drive of retracting moves forward and backward, thus driving whole operating platform, derrick, blowout preventer set etc. to move forward and backward.
Blowout preventer set includes realizing each preventer unit that Operating Pressure controls, this preventer unit includes triple ram preventer, double ram type preventer or single ram type perventer, rising short circuit or telescoping tube, annular preventer from lower to upper successively, annular preventer traveling slip mounted below or stationary slip, traveling slip or stationary slip both sides rely on lifting fluid cylinder hanger to be connected to lifting fluid cylinder, and the lifting fluid cylinder other end is fixing on the operational platform.
Oiling water injecting pump part includes five cylinder pump power ends, five cylinder reciprocating pumps, turnover oil pipe line, inlet and outlet pipe；
Five cylinder reciprocating pumps are provided power by five cylinder pump power ends, and this five cylinders reciprocating pump includes a triplex filling pump connected with turnover oil pipe line and the two cylinder water injecting pumps connected with inlet and outlet pipe.
Mixing console, has concentrated control unit such as the workover rig functional element operated valve member, blowout preventer set of all executive components to control valve member, lifting fluid cylinder control valve member, and gas circuit, fluid path, circuit control piece, mixing console is fixing dismountable.During well-repairing work, hanging out in the middle part of platform, be put on platform planar operating position, construction terminates, and puts back to again platform deposit position, it is no longer necessary to individually lifting and transport.
Derrick and platform assisting tension and stabilisation systems, including two platform damped stretching devices with for fixing before the derrick of well workover derrick guy wire after guy wire, derrick, platform damped stretching device one end is fixed on fore-stock, and the other end is connected to front end, main platform body top；Mainly when derrick and platform stand up backward, the impulsive force that buffering is toppled over backward, assist lifting fluid cylinder that derrick and platform are hoisted and put in place；Before derrick, guy wire has two, primarily serves the effect of stable derrick；After derrick, guy wire has two or four, primarily serves pulling derrick, when hook block increasing productivity, it is prevented that during derrick crown stress, derrick bends to the left.
Exemplified as above is only illustration to the present invention, is not intended that the restriction to protection scope of the present invention, every belongs within protection scope of the present invention with the same or analogous design of the present invention.
Claims (1)
1. the actuating unit of a snubbing serving machine, it is characterised in that: described actuating unit includes: power transmission shaft (1), workover rig right angle gear box (2), workover rig winch (3), workover rig hoist leveling system (4), chain box (5), support the fore-stock (6) of workover rig derrick, hook block (7), workover rig gas circuit, fluid path, Circuits System；
Described workover rig hoists leveling system (4) and support the fore-stock (6) of workover rig derrick and connect well workover derrick, for adjusting hoisting and leveling of well workover derrick；
Described power transmission shaft (1) transmission power is to workover rig right angle gear box (2), and workover rig right angle gear box (2) controls hoist leveling system (4), the fore-stock (6) supporting workover rig derrick and hook block (7) of workover rig by workover rig winch (3) and chain box (5) and acts on hoisting and leveling of adjustment well workover derrick；
Described hook block (7) is positioned at the lower outside of well workover derrick when well workover derrick is set level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410793553.7A CN105756556A (en) | 2014-12-20 | 2014-12-20 | Power transmission device of non-well-killing operation machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410793553.7A CN105756556A (en) | 2014-12-20 | 2014-12-20 | Power transmission device of non-well-killing operation machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105756556A true CN105756556A (en) | 2016-07-13 |
Family
ID=56340626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410793553.7A Withdrawn CN105756556A (en) | 2014-12-20 | 2014-12-20 | Power transmission device of non-well-killing operation machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105756556A (en) |
-
2014
- 2014-12-20 CN CN201410793553.7A patent/CN105756556A/en not_active Withdrawn
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20160713 |
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| WW01 | Invention patent application withdrawn after publication |