CN2463538Y

CN2463538Y - Automatic rope-laying control device for oil recovery apparatus

Info

Publication number: CN2463538Y
Application number: CN 01211266
Authority: CN
Inventors: 贾喜彬; 李华
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-01-05
Filing date: 2001-01-05
Publication date: 2001-12-05
Anticipated expiration: 2011-01-05

Abstract

The utility model relates to an automatic rope-laying control device for an oil recovery can, which belongs to the technical field of oil recovery devices, and the automatic rope-laying control device is composed of a mechanical part, an electric control part and a hydraulic part, wherein the mechanical part comprises a winch and a rope-laying device, the hydraulic part is composed of a hydraulic pump, a hydraulic motor and a proportion control valve, the electric control part comprises a winch speed sensor, a rope-laying error sensor, a direction sensor, an input setting device, an output display device and an electric controller. The utility model has the advantages that the device fundamentally solves the rope-laying problem of an oil recovery can, removes a heavy well frame for supporting steel wire ropes, has the convenience for the cross-country property of the oil recovery can, and realizes the integration of the mechanical part, the electric control part and the hydraulic part. Because the automatic rope-laying control device is a closed loop control system, the utility model realizes the purposes of automatic tracking and automatic compensation, and greatly enhances work efficiency.

Description

Automatic rope arranging device for oil dredge vehicle

The utility model belongs to the oil production equipment technical field.

Because the exploitation for many years in oil field, a lot of oil fields enter late period, some oil well belongs to hyposmosis, low yield, near discarded, can not be fuel-displaced continuously with the pumping production mode, especially to the oil field operation district of outlying well and prospect pit unregulated power supply, with a cover manpower management, a set of equipment operation, the supply of electric power operation is a kind of way that loses more than gain, according to this situation, general employing is dragged for oily mode and is carried out operation, promptly oil column in the well casing is directly elevated, press the infiltration capacity of oil well with dredging vehicle, in the output cycle, drag for once oil at set intervals, oil salvage operation efficient is higher, but the degree of depth of oil well generally is to reach more than the km, the necessary marshalling of the wire rope of the winch on the dredging vehicle, so the high efficiency of dredging vehicle like this, high-performance, high automation is the row's of being rope control device just.

Dredging vehicle generally all is a self-propelled, by the traction of main car with get on the bus and drag for oily equipment two large divisions and form, main car traction is the cross-country chassis of automobile, get on the bus and form by mechanically operated winch, twenties meters derrick and other hydraulic pressure auxiliary bodies, the work of row's rope is by erecting high derrick guide angle to be diminished, naturally the row's of finishing rope.This dredging vehicle is not only big but also heavy, some designers improve the cross-country ability and the automation of dredging vehicle, the cancellation support, employing machinery or hydraulic transmission mode install the rope guide with winch synchronous operation additional, but proof owing to accumulated error between wire rope interlayer rope, strengthens guide angle in actual use, finally cause promoting and can't carry out, dredging vehicle can not be worked.

The purpose of this utility model provides a kind of heaviness that overcomes dredging vehicle again can the automatic Automatic rope arranging device for oil dredge vehicle of carrying out smoothly of the row's of making rope.

The technical solution of the utility model is as follows:

This device is made up of machinery, hydraulic pressure, automatically controlled three parts.

In mechanical part, the rope winding jib support is fixed with horizontal guide rail, horizontal guide rail laterally penetrates the rope winding jib main body, and can make the rope winding jib main body do horizontal slip, directional run switch 1XK is installed in the both sides of rope winding jib main body, 2XK, travel switch 1XK, 2XK can collide with the rope winding jib support, on rope winding jib main body top error travel switch 3XK is installed, 4XK, swing span is hinged on rope winding jib main body top, the outer of swing span can with error travel switch 3XK, the 4XK collision, wire rope penetrates swing span and drives the swing span swing, leading screw is horizontally fixed on the rope winding jib support by bearing, and penetrate in the rope winding jib main body nut, make leading screw can drive the rope winding jib main body and do horizontal movement.

In hydraulic part, comprise main pump winch loop and auxiliary pump row rope loop, main pump winch loop banked direction control valves contains two reversal valves and high-pressure overflow valve, the positive and negative rotation direction of one valve control winch hydraulic electric motor, another joint control system winch stop assembly, the equalizing valve that hydraulic wireline winch carries prevents from too fast, shuttle valve can make positive and negative rotation direction open brake, and pressure switch provides the winch turn signal, and shuttle valve makes automatically, manual work state brake is all controlled; Proportioning valve is according to sense of current and large and small variation in the auxiliary pump row rope loop, the fluid flow direction of output and large and small variation.

In automatically controlled part, form by proportional amplifier, peripheral input, output circuit.In peripheral input circuit, positive source is by fuse RD, K switch, three-position switch HK provide power supply, three-position switch HK is connected with relay 1J with the pressure switch 1YJ contact of serial connection from movable contact S2, relay 2J constant open contact, 3J constant close contact series connection back and press button 1XK, the 1XN parallel connection is connected in series relay 2J again, connect at last from movable contact S2, relay 2J constant close contact, 3J constant open contact series connection back and press button 2XK, the 2XN parallel connection is connected in series relay 3J again, connect at last from movable contact S2, from movable contact S2 serial connection constant open contact 1J, proportion magnetic valve 3DT; Manually contact S1 is connected in series constant close contact 1J, proportion magnetic valve 3DT; 1 of winch speed probe TXS, 2 pin connect power supply, 3 of TXS, 4 pin are by resistance 6R, 8R connects amplifier N1A input, the output of N1A divides two-way by potentiometer P I, one the road succeeds electrical equipment constant open contact 2J, resistance 11R enters amplifier N2A input, electrical equipment constant open contact 3J is succeeded on another road, resistance 10R enters amplifier N3A input, power supply in the proportional amplifier also divides two-way by potentiometer P II, one the tunnel meets travel switch 3XK, resistance 16R enters amplifier N2A input, another road meets travel switch 4XK, resistance 17R enters amplifier N2B input, power supply in the proportional amplifier also divides two-way by relay 1J constant close contact, one the tunnel meets switch 1AN, resistance 14R enters amplifier N2A input, and another road meets switch 2AN, resistance 18R enters amplifier N2B input.

The utility model has the advantages that: the row that this device has fundamentally the solved dredging vehicle problem of restricting, removed the heavy derrick of supporting steel-cable, the be more convenient for cross-country ability of dredging vehicle, realized mechanical, electrical, liquid integrated, because of this device is a closed-loop control system, can improve operating efficiency greatly from motion tracking, compensation automatically.

Fig. 1 is an overall structure sketch of the present utility model;

Fig. 2 is machinery of the present utility model, hydraulic structure figure;

Fig. 3 is an electric control schematic diagram of the present utility model.

Below in conjunction with accompanying drawing the utility model is described further:

Wherein: the 1st, electromagnetic relief valve, the 2nd, proportional control valve, the 3rd, strainer, the 4th, auxiliary pump, the 5th, main pump, the 6th, row's rope motor, the 7th, shuttle valve, the 8th, hydraulic wireline winch, the 9th, multiple directional control valve, the 10th, pressure switch, the 11st, the motor support seat, the 12nd, the rope winding jib support, the 13rd, shaft coupling, the 14th, bearing, the 15th, wire rope, the 16th, the commutation travel switch, the 17th, the rope winding jib main body, the 18th, guide rail, the 19th, leading screw, the 20th, rotating shaft, the 21st, the error travel switch, the 22nd, swing span, the 23rd, speed probe; K is that switch, HK are that alteration switch, V are that voltmeter, RD are that fusible link, VD are that diode, YJ are that pressure switch, J are that relay, XK are that formation switch, XN and AN are that press button, 1DT, 2DT are that proportional control valve, 3DT are that electromagnetic relief valve, TXS are that velocity sensor, P potentiometer, NA and NB are that amplifier, IF are that proportional amplifier, C are that electric capacity, R are resistance.

Leading screw drives rope winding jib main body rectilinear motion on guide rail in the rope winding jib, the rotating speed of leading screw and the speed of mainshaft (being the winch rotating speed here) synchronous operation, leading screw by shaft coupling by row's fluid motor-driven of restricting; On the rope winding jib main body, swing span is installed, it can make the wire rope that constrains in the rope winding jib main body become displacement with respect to the angle variable quantity of winch, make travel switch 3XK, 4XK output error signal, when travel switch 1XK, 2XK collide on the rope winding jib support, the outbound course signal, speed probe output winch tach signal.

Hydraulic part comprises main pump (winch) loop and auxiliary pump (row's rope) loop, and auxiliary pump (row's rope) loop fluid pressure, flow are controlled by the signal of telecommunication, and is synchronous with main pump (winch) loop fluid pressure, flow, from motion tracking.

Banked direction control valves contains two reversal valves and high-pressure overflow valve in main pump (winch) loop, the positive and negative rotation direction of valve control winch hydraulic motor, and another connection valve can independently be controlled the brake of winch; The equalizing valve that hydraulic wireline winch carries prevents from too fast, and shuttle valve can make positive and negative rotation direction open brake.The 1YJ pressure switch provides the winch turn signal, and shuttle valve can make automatically, manual work state brake is all controlled.

Proportional control valve is according to sense of current, large and small variation in auxiliary pump (row's rope) loop, and the fluid flow direction of output, large and small variation are arranged rope fluid motor-driven leading screw and rotated infinitely variable speeds.Electromagnetic relief valve is according to duty drain charge or on-load pressure.

Claims

1, a kind of Automatic rope arranging device for oil dredge vehicle is made up of hydraulic wireline winch (8), multiple directional control valve (9), proportional amplifier IF, it is characterized in that:

A, in mechanical part, rope winding jib support (12) is fixed with horizontal guide rail (18), horizontal guide rail (18) laterally penetrates rope winding jib main body (17), and can make rope winding jib main body (17) do horizontal slip, in the both sides of rope winding jib main body (17) directional run switch 1XK is installed, 2XK, travel switch 1XK, 2XK can collide with rope winding jib support (12), on rope winding jib main body (17) top error travel switch 3XK is installed, 4XK, swing span (22) is hinged on rope winding jib main body (17) top, the outer of swing span (22) can with error travel switch 3XK, the 4XK collision, wire rope (15) penetrates swing span (22) and drives swing span (22) swing, leading screw (19) is horizontally fixed on the rope winding jib support (12) by bearing, and penetrate in rope winding jib main body (17) nut, make leading screw (19) can drive rope winding jib main body (17) and do horizontal movement;

B, in hydraulic part, comprise main pump winch loop and auxiliary pump row rope loop, main pump winch loop banked direction control valves contains two reversal valves and high-pressure overflow valve, the positive and negative rotation direction of one valve control winch hydraulic electric motor, another joint control system winch stop assembly, the equalizing valve that hydraulic wireline winch carries prevents from too fast, shuttle valve (7) can make positive and negative rotation direction open brake, and pressure switch (10) provides the winch turn signal, and shuttle valve (7) makes automatically, manual work state brake is all controlled; Proportioning valve is according to sense of current and large and small variation in the auxiliary pump row rope loop, the fluid flow direction of output and large and small variation;

C, in peripheral input circuit, positive source is by fuse RD, K switch, three-position switch HK provide power supply, three-position switch HK is connected with relay 1J with the pressure switch 1YJ contact of serial connection from movable contact S2, relay 2J constant open contact, 3J constant close contact series connection back and press button 1XK, the 1XN parallel connection is connected in series relay 2J again, connect at last from movable contact S2, relay 2J constant close contact, 3J constant open contact series connection back and press button 2XK, the 2XN parallel connection is connected in series relay 3J again, connect at last from movable contact S2, from movable contact S2 serial connection constant open contact 1J, proportion magnetic valve 3DT; Manually contact S1 is connected in series constant close contact 1J, proportion magnetic valve 3DT; 1 of winch speed probe TXS, 2 pin connect power supply, 3 of TXS, 4 pin are by resistance 6R, 8R connects amplifier N1A input, the output of N1A divides two-way by potentiometer P I, one the road succeeds electrical equipment constant open contact 2J, resistance 11R enters amplifier N2A input, electrical equipment constant open contact 3J is succeeded on another road, resistance 10R enters amplifier N3A input, power supply in the proportional amplifier also divides two-way by potentiometer P II, one the tunnel meets travel switch 3XK, resistance 16R enters amplifier N2A input, another road meets travel switch 4XK, resistance 17R enters amplifier N2B input, power supply in the proportional amplifier also divides two-way by relay 1J constant close contact, one the tunnel meets switch 1AN, resistance 14R enters amplifier N2A input, and another road meets switch 2AN, resistance 18R enters amplifier N2B input.