CN201420537Y - Thermal washing paraffin removal device for oil wells - Google Patents

Thermal washing paraffin removal device for oil wells Download PDF

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Publication number
CN201420537Y
CN201420537Y CN2009201544178U CN200920154417U CN201420537Y CN 201420537 Y CN201420537 Y CN 201420537Y CN 2009201544178 U CN2009201544178 U CN 2009201544178U CN 200920154417 U CN200920154417 U CN 200920154417U CN 201420537 Y CN201420537 Y CN 201420537Y
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chassis
heating furnace
outlet
hydraulic
import
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Expired - Fee Related
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CN2009201544178U
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Chinese (zh)
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张志文
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Individual
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Individual
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Abstract

A thermal washing paraffin removal device for oil wells relates to an oil well operation device, and is characterized in that a heating furnace is mounted on a chassis, an extension rod and a hydraulic prop or wheels are mounted on the chassis. Further, a hydraulic control valve, a natural gas purifying tank, a water softening apparatus, a plunger pump, an intelligent control cabinet, a power switchboard are mounted on the chassis, an inlet of the plunger pump is connected with the water softening device while an outlet thereof is connected with an inlet of a heating furnace, a motor is connected with a power supply via a frequency converter, the hydraulic control valve is connected with the hydraulic prop, an outlet temperature sensor and a pressure sensor which are mounted at an outlet of the heating furnace are connected with a temperature controller, a temperature display printer, a pressure display printer and a control power via conducting wires, and the natural gas purifying tank is connected with a fuel gas inlet of the heating furnace. The thermal washing paraffin removal device for oil wells has the advantages of saving a hoist, realizing self loading and unloading, saving fuel by utilizing associated gas as fuel, achieving safe operation and prolonging service life of oil wells.

Description

The hot cleanout and paraffin removal of oil well device
Technical field
The utility model relates to a kind of oil well apparatus for work.
Background technology
In the crude oil production process, contained wax in the crude oil can constantly be separated out and condenses on the tubing wall, and the time has been grown, and oil pipe will be stopped up, and therefore just should carry out wax removal work after after a while.Used a kind of special wax removal car in the past, a heating furnace promptly is installed on a car, and joined a water-tank lorry in addition again, two cars one plays the oil well well site, with heating furnace water is heated, and is injected into heating oil pipe in the oil well ring set, and the wax of tying in the oil pipe is melted.This method must water 20-30 side, and water supply volume is big, will be injected in the oil well after these water heating, not only can polluted reservoir, also can cause kill-job, and promptly when oil well production, need several days time they could be discharged, influence output, cause waste.This heating furnace is to utilize flame directly-fired kiln pipe, and the thermal efficiency is low, and the fuel that its uses is diesel oil, so the consumption of diesel oil is also bigger, not only wastes energy, also contaminated air.If when adopting the method wax removal of the output liquid re-injection ring set add hot oil wells, oil well can be intermittently fuel-displaced sometimes in addition, and at this moment heating furnace burns the coil pipe in the stove redly easily, produces blast, therefore also has bigger potential safety hazard.There are some oil wells to need the time of operation longer, in order to save a vehicle, with the heating furnace roping behind oil well, just heating furnace is uncarted, vehicle can drive away, but a necessary so again how last crane, after the operation completion, with crane heating furnace is hung on the truck again and pull away, do the workload that has increased crane like this, also pretty troublesome.
The utility model content
The purpose of this utility model provides a kind of thermal efficiency height, be convenient to move, hot cleanout and paraffin removal of oil well device energy-conservation, safe in utilization.
Technical solution of the present utility model is to realize like this, a kind of hot cleanout and paraffin removal of oil well device, constitute by heating furnace, its special character is, (1) in the centre on chassis heating furnace is installed, natural gas purification jar, water softener tank, plunger displacement pump, intelligent control box, feeder distribution centre, hydraulic control valve is installed in the both sides on chassis; (2) on four jiaos of chassis, expansion link is installed, below the termination of each expansion link, hydraulic prop is installed; Hydraulic pump is connected with motor by axle, and motor mounting is on fuel tank, and fuel tank is installed on the chassis, and the hydraulic pressure delivery side of pump is connected by the import of high-pressure rubber pipe and hydraulic control valve, and hydraulic control valve is connected with each hydraulic prop respectively by high-pressure rubber pipe; (3) outlet of natural gas purification jar is connected with the heating furnace fuel gas inlet by pipeline and electromagnetic valve; (4) water softening device is made of by being threaded togather demineralized water controller and water softener tank, and water receptacle is connected by the import of water pipe with the demineralized water controller, and the outlet of water softener tank is connected by the import of water pipe and plunger displacement pump; (5) import is connected with heating furnace by pipeline in the plunger displacement pump outlet, and the motor of plunger displacement pump is connected with feeder distribution centre by frequency converter; (6) in heating furnace import department inlet temperature table, inlet temperature sensor and pressure meter are installed, inlet temperature sensor shows that by lead and temperature printer is connected; At the furnace outlet place outlet temperature table, outlet temperature sensor and pressure sensor are installed, outlet temperature sensor shows that by lead and temperature the temperature controller of printer, heating furnace is connected respectively, and pressure sensor shows that by lead and pressure printer is connected.
In above-mentioned technical solution, its special character is that also the import of natural gas purification jar is connected by the gas outlet of pipeline with the gas production device.
In above-mentioned technical solution, its special character also is, generator and storage battery are installed on the chassis, and generator is connected with feeder distribution centre by lead, and storage battery shows that with temperature, pressure printer is connected respectively by lead.
Technical solution of the present utility model can also realize like this, a kind of hot cleanout and paraffin removal of oil well device, constitute by heating furnace, its special character is, (1) in the centre on chassis heating furnace is installed, natural gas purification jar, water softener tank, plunger displacement pump, intelligent control box, feeder distribution centre is installed in the both sides on chassis; (2) forward and backward 2 axletrees are installed under the chassis, front axle is installed on the chassis by steering wheel, and rear axle is fixed on the chassis, is separately installed with wheel at the two ends of axletree, and the lower wall of tow ring and steering wheel is bound up; All the other are identical with special character (3)-(6) in the above-mentioned technical solution.
The beneficial effects of the utility model are, (1) because all devices in this device all is installed on the chassis, below four angles on chassis, hydraulic prop is installed, can be by hydraulic prop with chassis lifting certain height, truck is poured into below the chassis, by pillar the chassis is put on the truck again, pack up pillar, this device can be pulled away, can realize from loading and unloading without crane.If adopt the structure that wheel is installed then can directly with vehicle it be dragged away, roping is convenient.(2) some oil well produces a spot of associated gas when recovering the oil, be difficult at ordinary times reclaim, because the natural gas purification device has been installed in this device, these a small amount of associated gases can be recovered in the clarifier and stores, as the fuel utilization of this unit furnace, save fuel oil.(3) be connected with the oil well flow line by pipeline when import heating furnace, the sleeve pipe of furnace outlet and oil well is connected when carrying out the hot-washing wax remover well, can add hot oil wells from production fluid to paraffin removal from oil well, can not pollute the stratum, can not produce the phenomenon of cutting down output, the technology security of operation.(4) because high-pressure plunger pump is installed on this device, when oil well adopts the steam hot-washing wax remover, by plunger displacement pump water is squeezed into heating furnace, be heated into steam (can reach 300 ℃, generally be controlled in 180 ℃), be injected in the oil sets annular space of oil well, can polluted reservoir, can improve reservoir permeability, prolong the oil well production life-span, dissolved wax enters into big jar of ground with output liquid, can not form the wax dirt once more.This method water supply volume is few, also can utilize steam that surface pipeline network is carried out hot-washing wax remover.(5) because this device has been installed temperature pick up on the heat pipe of heating furnace, temperature pick up is connected with electromagnetic valve by temperature controller, can control the unlikely superelevation of temperature of heating furnace, can guarantee heating furnace safety.(6) because the power-equipment in this device is connected with power supply by frequency converter, can save electric energy.(7) owing in this device water softening device is installed, reduce the formation of incrustation scale, prolong the application life of heating furnace, oil well is not had injury.
Description of drawings
Fig. 1 is the front view of the utility model schematic diagram.
Fig. 2 is the rear elevation of the utility model schematic diagram.
Fig. 3 is the right view of the utility model schematic diagram.
The specific embodiment
Heating furnace 5 adopts the heat transfer pin type heat-pipe furnaces (patent No.: ZL200520121833.X) or the heat-pipe furnace (patent No.: ZL200720151739.8), hydraulic control valve 6 adopts ZS-L-DE-YT No. four hydraulic control valves, frequency converter 21 can adopt RB-600 or RB800 type power converter, and plunger displacement pump 18 adopts the high-pressure plunger pump of 10MP.Heating furnace 5 is installed in centre position on the chassis 3 by bolt, hydraulic control valve 6, natural gas purification device 8, water softener tank 11 are installed in the side on chassis 3 respectively by bolt, plunger displacement pump 18, intelligent control box 19, feeder distribution centre 20, frequency converter 21 are installed in the opposite side on chassis 3 by bolt.Respectively insert expansion link 2 on four jiaos of chassis 3, the outer end of expansion link 2 is fixed together by the upper end of bolt and hydraulic prop 1.Hydraulic pump is selected gear pump for use, be installed in the fuel tank 15, the axle of hydraulic pump and the axle of motor 13 are connected, motor 13 is connected with power supply by lead, and be installed on the fuel tank 15 by screw, fuel tank 15 is installed on the chassis 3 by support, and the hydraulic pressure delivery side of pump is connected by the import of high-pressure rubber pipe with hydraulic control valve 6, each of hydraulic control valve 6 along separate routes import and export is connected the formation hydraulic system by the going out of high-pressure rubber pipe 17 and each hydraulic prop 1, import respectively.The axle of plunger displacement pump 18 is connected with motor shaft, and motor is connected with frequency converter 21, feeder distribution centre 20 successively by lead.Water softening device is made of by being threaded togather demineralized water controller 10 and water softener tank 11, demineralized water controller 10 is selected Autotrol Brancl 255 Valve/400Series Control for use, in the water softener tank 11 resin cation is housed, select for use the amount of being filled with water to be approximately 2 cubes water bag as the water receptacle of this device, be convenient on this device, place, the outlet of water receptacle is connected by the import of water pipeline with demineralized water controller 10, the outlet of water softener tank 11 is connected by the import of water pipeline with plunger displacement pump 18, forms water system.Umbrella shape gs-oil separator and filter membrane are housed in the natural gas purification jar 8, filter membrane can be separated the solid particle in the oil gas from oil, the import 9 of natural gas purification jar is connected by the gas outlet of pipeline and gas production device, two natural gas purification jars 8 are linked together by pipeline, the inwall of its inlet line and natural gas purification jar 8 is direction tangential, its outlet is connected by the electromagnetic valve of pipeline 7, heating furnace and the converter nose fuel gas inlet of heating furnace 5, forms air supply system.Temperature is housed in the intelligent control box 19 shows that printer, pressure show the temperature controller of printer and heating furnace.Inlet temperature table 14, inlet temperature sensor 26 and pressure meter 27 are installed in heating furnace import 22, and inlet temperature sensor 26 shows that by lead and temperature printer is connected.Outlet temperature table 12, outlet temperature sensor 24 and pressure sensor 25 are installed on furnace outlet 23, outlet temperature sensor 24 shows that with temperature controller, the temperature of heating furnace printer is connected respectively by lead, and be connected with the control power supply, pressure sensor 25 shows that with pressure printer, control power supply are connected respectively by lead.Also by bolt generator 16 and the dc battery jar 4 that exchanges 380V is installed on chassis 3, has good ventilation and heat condition in order to make generator, generator 16 also can be installed on the chassis 3 by track.
Another kind of embodiment is, hydraulic prop 1 is not installed below chassis 3, hydraulic systems such as hydraulic control valve, fuel tank and motor are not installed on the chassis yet, and forward and backward 2 axletrees are installed under the chassis, front axle is installed on the chassis by steering wheel, and rear axle is fixed on the chassis, is separately installed with wheel at the two ends of axletree, the lower wall of tow ring and steering wheel is in the same place by bolt or welded connection, and all the other are identical with above-mentioned embodiment.
During use, when the condition of road surface of locality is bad, can adopt the scheme that hydraulic prop is installed under the chassis.At first, throw hydraulic oil into each hydraulic prop 1, chassis 3 is raised by motor 13 primer fluid press pumps, truck is poured into below the chassis 3, transfer each hydraulic prop 1, chassis 3 is fallen on the truck, take off hydraulic prop 1 and expansion link 2, can be to the well site that needs operation with this device roping, refill hydraulic prop 1 and expansion link 2, the primer fluid press pump lifts chassis 3 by each hydraulic prop 1, and truck is driven away, each hydraulic prop 1 that lands is laid chassis 3 steadily.
When if local road conditions is better, can adopt the scheme that wheel is installed under the chassis, with the trucks entering tow ring this device is dragged to the well site.
After this device being transported to well site arrangement steadily, natural gas purification jar import 9 is connected with gas production device gas outlet, the gas production device is connected together by the sleeve pipe of clip and oil well, the gas production device can adopt patented technology (ZL99258117.6) or its improvement technology, soon be made into screw thread on its outer wall of inner tube, nut be installed, when being installed in oil well casing on by clip outer tube on the outer tube, rotary nut, the pipe translation enters into the oil sets annular space of oil well in making.
When using this device and utilizing when production fluid carries out wax removal to oil well, the heating furnace import 22 by pipeline and this device of the flowline of oil well is connected, furnace outlet 23 is connected with gas production device import on being installed in oil well casing by pipeline, the gas outlet of gas production device is connected with natural gas purification jar import 9, after the crude oil of oil well output heats by heating furnace, 80-120 ℃ of control furnace temp can be disposed the wax deposition in the oil pipe, reaches the purpose of wax removal.If this oil well is the output natural gas not, can be connected with the adjacent oil well that goes out producing natural gas by pipeline, attract the combustion gas of natural gas as heating furnace.
When needs utilize steam to carry out well-flushing, heating furnace import 22 is connected by the outlet of pipeline with plunger displacement pump 18, furnace outlet 23 is connected with the sleeve pipe of well head, opening plunger pump 18, clear water in the water receptacle is thrown in the heating furnace 5 through water softening device to be heated, temperature is controlled at about 160 ℃, and the steam of output enters in the well by the oil jacket annular space, and the wax deposition in the oil pipe is disposed.Also can utilize steam clean well head or flow circuit easily.
If there is not AC power near well mouth of oil well, but starter-generator 16 generatings utilize the electric power that sends to carry out oil well heat and wash.When both not had alternating electromotive force also not need to generate electricity as if well head sometimes, can utilize the direct current in the storage battery 4 to use, still can carry out hot washing oil wells operation for instrument.

Claims (4)

1, a kind of hot cleanout and paraffin removal of oil well device is made of heating furnace, it is characterized in that:
1. the centre of (3) is equipped with heating furnace (5) on the chassis, and the both sides of (3) are equipped with natural gas purification jar (8), water softener tank (11), plunger displacement pump (18), intelligent control box (19), feeder distribution centre (20), hydraulic control valve (6) on the chassis;
2. on chassis (3) four jiaos, expansion link (2) is installed, below, termination at each expansion link (2) is equipped with hydraulic prop (1), hydraulic pump is connected with motor (13) by axle, motor (13) is installed on the fuel tank (15), fuel tank is installed on the chassis, the hydraulic pressure delivery side of pump is connected by the import of high-pressure rubber pipe with hydraulic control valve (6), and hydraulic control valve (6) is connected with each hydraulic prop (1) respectively by high-pressure rubber pipe (17);
3. the outlet of natural gas purification jar (8) is connected with heating furnace (5) fuel gas inlet by pipeline (7) and electromagnetic valve;
4. water softening device by demineralized water controller (10) and water softener tank (11) by being threaded togather formation, water receptacle is connected by the import of water pipe with demineralized water controller (10), and the outlet of water softener tank (11) is connected by the import of water pipe with plunger displacement pump (18);
5. plunger displacement pump (18) outlet is connected with heating furnace import (22) by pipeline, and the motor of plunger displacement pump (18) is connected with feeder distribution centre (20) by frequency converter (21);
6. locate to be equipped with inlet temperature table (14), inlet temperature sensor (26) and pressure meter (27) in heating furnace import (22), inlet temperature sensor (26) shows that by lead and temperature printer is connected; Locate to be equipped with outlet temperature table (12), outlet temperature sensor (24) and pressure sensor (25) at furnace outlet (23), outlet temperature sensor (24) shows that by lead and temperature the temperature controller of printer, heating furnace is connected respectively, and pressure sensor (25) shows that by lead and pressure printer is connected.
2, hot cleanout and paraffin removal of oil well device according to claim 1 is characterized in that, natural gas purification jar import (9) is connected by the gas outlet of pipeline with the gas production device.
3, hot cleanout and paraffin removal of oil well device according to claim 1 and 2, it is characterized in that, generator (16) and storage battery (4) are installed on chassis (3), generator (16) is connected with feeder distribution centre (20) by lead, and storage battery (4) shows that with temperature, pressure printer is connected by lead.
4, a kind of hot cleanout and paraffin removal of oil well device is made of heating furnace, it is characterized in that:
1. the centre of (3) is equipped with heating furnace (5) on the chassis, and the both sides of (3) are equipped with natural gas purification jar (8), water softener tank (11), plunger displacement pump (18), intelligent control box (19), feeder distribution centre (20) on the chassis;
2. forward and backward 2 axletrees are installed under the chassis, and front axle is installed on the chassis by steering wheel, and rear axle is fixed on the chassis, is separately installed with wheel at the two ends of axletree, and the lower wall of tow ring and steering wheel is bound up;
3.-6. 3.-6. identical with claim 1.
CN2009201544178U 2009-05-13 2009-05-13 Thermal washing paraffin removal device for oil wells Expired - Fee Related CN201420537Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009201544178U CN201420537Y (en) 2009-05-13 2009-05-13 Thermal washing paraffin removal device for oil wells

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009201544178U CN201420537Y (en) 2009-05-13 2009-05-13 Thermal washing paraffin removal device for oil wells

Publications (1)

Publication Number Publication Date
CN201420537Y true CN201420537Y (en) 2010-03-10

Family

ID=41807189

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2009201544178U Expired - Fee Related CN201420537Y (en) 2009-05-13 2009-05-13 Thermal washing paraffin removal device for oil wells

Country Status (1)

Country Link
CN (1) CN201420537Y (en)

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C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20100310

Termination date: 20140513