CN204532062U - A kind of actuating unit of snubbing serving machine - Google Patents

A kind of actuating unit of snubbing serving machine Download PDF

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Publication number
CN204532062U
CN204532062U CN201420810151.9U CN201420810151U CN204532062U CN 204532062 U CN204532062 U CN 204532062U CN 201420810151 U CN201420810151 U CN 201420810151U CN 204532062 U CN204532062 U CN 204532062U
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Prior art keywords
derrick
workover
workover rig
well
rig
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CN201420810151.9U
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Chinese (zh)
Inventor
雷宽成
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XI'AN YUXING PETROLEUM MACHINERY OF NEW TECHNOLOGY DEVELOPMENT Co Ltd
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XI'AN YUXING PETROLEUM MACHINERY OF NEW TECHNOLOGY DEVELOPMENT Co Ltd
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Abstract

The utility model relates to a kind of actuating unit of snubbing serving machine, and actuating unit comprises: 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 hoist leveling system with support the fore-stock of workover rig derrick and be connected well workover derrick; Described power transmission shaft transmits power to workover rig right angle gear box, and workover rig right angle gear box controls workover rig by workover rig winch and chain box and to hoist leveling system, the fore-stock supporting workover rig derrick and hook block; Hook block is positioned at the lower outside of well workover derrick when well workover derrick is set level.One 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 can by moving up and down, moving forward and backward, and afterbody moves left and right to facilitate and aligns well head.

Description

A kind of actuating unit of snubbing serving machine
Technical field
The invention belongs to Oil/gas Well underground work device technique field, be specifically related to a kind of actuating unit of snubbing serving machine.
Background technology
When oil well, water injection well or gas well carry out underground work, when having pressure in well, usually need first to carry out kill-job or open flow step-down process.Because kill-job easily makes formation contaminant, open flow can make Local Layer pressure reduce, and causes ground pollution.Therefore, the work measure of no killing well, not open flow is more and more paid attention to by each oil field and is promoted.
When having pressure in well, in order to realize no killing well, not open flow workover treatment, just must there is 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, 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: coordinate 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 free-standing operation device under pressure;
The equipment of these two kinds of modes, when movement, well head are installed, must rely on towed vehicle, crane and just can complete resettlement, installation work, add other auxiliary equipment, and in whole work progress, the workload that just seems is too large, and time-consuming bothersome, cost is too high.
Summary of the invention
The object of the invention is to overcome existing snubbing serving equipment workload too large, time-consuming bothersome, the problem that cost is too high.
For this reason, the invention provides a kind of actuating unit of snubbing serving machine, described actuating unit comprises: 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 hoist leveling system with support the fore-stock of workover rig derrick and be connected well workover derrick, for adjusting hoisting and leveling of well workover derrick;
Described power transmission shaft transmits power 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 effect of the present invention: this integral type snubbing serving machine novel structure of the present invention, compact, rationally, efficiency of construction is high, and tool has the following advantages 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 can by moving up and down, moving 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 to rotate 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, together set level, and well head center is in the middle of operating platform with operating platform;
The parts such as the derrick 5, be fixed together, operating platform, blowout preventer set, master station integrally relative chassis can together move forward and backward, and conveniently align well head;
6, be 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 pumps are five cylinder pumps, are 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 equilibrium 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 structural representation of the present invention.
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 a kind of actuating unit of snubbing serving machine, as shown in Figure 1, described actuating unit comprises: 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 fore-stock 6, hook block 7, workover rig gas circuit, fluid path, the Circuits System of workover rig derrick;
Described workover rig hoist leveling system 4 with support the fore-stock 6 of workover rig derrick and be connected 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, workover rig right angle gear box 2 by workover rig winch 3 and chain box 5 control workover rig hoist leveling system 4, support the fore-stock 6 of workover rig derrick and hook block 7 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.
A kind of integral type snubbing serving machine, this integral type snubbing serving machine assists steady component to form 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, to move 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 movable; Oiling water injecting pump part is communicated with the hydraulic system of well workover derrick and is used for providing hydraulically extensible power to well workover derrick.
Workover rig chassis comprises: driver's cabin, motor, gearbox, 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, monolateral scalable for being set with both sides; Hydraulic leg before and after four, chassis, can adjust height up and down; The general components that workover rig chassis is installed can move forward and backward.
Upper finishing well power transmission member comprises: 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 hoist leveling system with support the fore-stock of workover rig derrick and be connected well workover derrick, for adjusting hoisting and leveling of well workover derrick;
Power transmission shaft transmits power 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 comprises: overhead traveling crane, derrick upper body, derrick lower body and be arranged at connection ear base, the extending cylinder of derrick lower body lower end;
Overhead traveling crane comprises assembly pulley, base, guardrail, the puffer directive wheel of lay winding wire ropes; Derrick upper body, derrick lower body are sleeve type structures, and derrick upper body is sleeved in derrick lower body, and derrick upper body is stretched out, fall back to utilizing extending cylinder to implement; Four connection ear bases are arranged at derrick lower body bottom, and four the support ear seats corresponding with being fixed on Operating Pressure operating platform connect, and realize derrick location; In the middle part of the derrick lower body back side, leave a height, passage that width is suitable, so that oil pipe passes through.
Operating Pressure operating platform comprises: 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 and workover rig chassis are realized by the upper lower body engaging lug seat in ear seat and upper dress front-rear adjusting device;
In the middle of main platform body bottom, flange is set, is connected and fixed blowout preventer set;
Operating platform is trussed construction, and main platform body rotates the axis of rotation of ear seat 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 lifting fluid cylinder holder in main platform body.
Upper dress front-rear adjusting device comprises: two stretching devices guiding overcoats arranged side by side, be positioned at the stretching device guiding inner sleeve of stretching device guiding jacket internal, two outer inner rooms of stretching device guiding are connected with cross bar, adjustment fluid cylinder before and after this cross bar is provided with, the outer end of stretching 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 the expansion link of front and back adjustment fluid cylinder is connected on this connecting rod; Front and back adjustment fluid cylinder stretches out, retracting drives upper lower body engaging lug seat to move forward and backward, thus drives whole operating platform, derrick, blowout preventer set etc. to move forward and backward.
Blowout preventer set comprises each preventer unit realizing Operating Pressure and control, this preventer unit comprises 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, traveling slip or stationary slip are installed below annular preventer, traveling slip or stationary slip both sides rely on lifting fluid cylinder hanger to be connected with lifting fluid cylinder, and the lifting fluid cylinder other end is fixing on the operational platform.
Oiling water injecting pump part comprises five cylinder pump power ends, five cylinder reciprocating pumps, turnover oil pipe line, inlet and outlet pipe;
Five cylinder reciprocating pumps provide power by five cylinder pump power ends, and this five cylinders reciprocating pump comprises the three cylinder filling pumps and the two cylinder water injecting pumps be communicated with inlet and outlet pipe that are communicated with turnover oil pipe line.
Mixing console, concentrated the control unit of all executive components as workover rig functional element operated valve member, blowout preventer set controls valve member, lifting fluid cylinder controls valve member, gas circuit, fluid path, control circui part, mixing console is fixing dismountable.During well-repairing work, hang out in the middle part of platform, be put into planar operating position on platform, construction terminates, and puts back to again platform deposit position, no longer needs lifting separately and transport.
Derrick and platform assisting tension and systems stabilisation, comprise two platform damped stretching devices and for guy wire after guy wire, derrick before the derrick of fixing well workover 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, cushion the impact force of toppling over backward, assist lifting fluid cylinder that derrick and platform are hoisted and put in place; Before derrick, guy wire has two, mainly plays the effect of stable derrick; After derrick, guy wire has two or four, mainly plays pulling derrick, and when hook block increasing productivity, when preventing derrick crown stressed, derrick bends left.
More than exemplifying is only illustrate of the present invention, does not form the restriction to protection scope of the present invention, everyly all belongs within protection scope of the present invention with the same or analogous design of the present invention.

Claims (1)

1. an actuating unit for snubbing serving machine, is characterized in that: described actuating unit comprises: 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 fore-stock (6), hook block (7), workover rig gas circuit, fluid path, the Circuits System of workover rig derrick;
Described workover rig hoist leveling system (4) with support the fore-stock (6) of workover rig derrick and be connected 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.
CN201420810151.9U 2014-12-20 2014-12-20 A kind of actuating unit of snubbing serving machine Active CN204532062U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420810151.9U CN204532062U (en) 2014-12-20 2014-12-20 A kind of actuating unit of snubbing serving machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
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Publications (1)

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CN204532062U true CN204532062U (en) 2015-08-05

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105523493A (en) * 2016-03-08 2016-04-27 吉林大学 Power compensation type workover rig power transmission system
CN106121535A (en) * 2016-08-26 2016-11-16 廊坊开发区新赛浦石油设备有限公司 Semi-mounted stand alone type production rig with pressure

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105523493A (en) * 2016-03-08 2016-04-27 吉林大学 Power compensation type workover rig power transmission system
CN105523493B (en) * 2016-03-08 2017-07-28 吉林大学 A kind of power back-off formula workover rig power drive system
CN106121535A (en) * 2016-08-26 2016-11-16 廊坊开发区新赛浦石油设备有限公司 Semi-mounted stand alone type production rig with pressure

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