CN2107523U - Composite well cleaning car - Google Patents
Composite well cleaning car Download PDFInfo
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- CN2107523U CN2107523U CN 91222781 CN91222781U CN2107523U CN 2107523 U CN2107523 U CN 2107523U CN 91222781 CN91222781 CN 91222781 CN 91222781 U CN91222781 U CN 91222781U CN 2107523 U CN2107523 U CN 2107523U
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- well
- flushing
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Abstract
The utility model relates to a well washing vehicle for water injecting wells of oil fields, which is composed of a well washing pump, a power driving device, a water source storing and supplying device and a well washing liquid processing device which are all assembled on a chassis of a truck, wherein the well washing liquid processing device adopts a single-body combined type structure and comprises a hydrocyclone, a magnetizer, a suspension type oil-water separator, a tube type settling device, an adsorption filter and a fine filter, and is also provided with a purifying agent adding device; thus, the utility model can shorten the processing and purifying time of well washing liquid. The utility model has the efficiency of singly accomplishing well washing operation at well fields, and meanwhile, the utility model has the characteristics of high well washing intensity, good water processing effect, high efficiency, portability, strong environmental adaptation, etc.
Description
The utility model relates to a kind of special equipment that is used for the water injection well in oil fields well-flushing, is specially adapted to the oil field and contains the sand height, contains the many water injection well well-flushings of mechanical admixture.
In existing technology, during the water injection well in oil fields well-flushing, the general fixedly pumping and washing process that adopts, this method need be laid a large amount of fixedly reflux pipelines, and well-flushing waste water is focused on multi-purpose station unification processing, and therefore power consumption is high, invests greatly inconvenient maintenance.In addition, owing to the restriction of outlying little fault-block oilfield because of various factors such as conditions, well-flushing waste water still is in discharging on the spot, pollutes the farmland, the situation of contaminated environment.A kind of well-flushing car has been announced in China's patent application 89214653.2, can be implemented in the water filling well site flushing fluid is handled the also purpose of reuse.But when clean-out service, also need be equipped with a pump truck and a water-tank lorry, finish clean-out service jointly by three cars.Owing to need vehicle many, vehicle is difficulty in place when the water filling wellsite operation, and it is big to be connected difficulty between car body, operation inconvenience, and investment is big, operating cost is high.
The purpose of this utility model provides a kind of actuating unit, well-flushing pump, water source storage supplying apparatus, flushing fluid treating apparatus and vehicle-mounted incorporate combined type well-flushing car of having.Have the effect of finishing the well site clean-out service separately, it is big also to have rate of well-flushing simultaneously, and water treatment is effective, efficient, light, characteristics such as strong conform.
Realize that the scheme that the purpose of this utility model is taked is: the well-flushing bassinet structure mainly promptly by four parts: well-flushing pump, actuating unit, water source storage supplying apparatus and flushing fluid treating apparatus are formed, and all are assembled in the carriage chassis top of known special use.The well-flushing pump adopts centrifugal multistage pump multiple centrifugal pump, and its power transmission can be taken from the power of automobile engine, and a power takeoff is housed at the motor place, and the power of output satisfies the requirement of well-flushing pump after speed change.This well-flushing car is supplied water by water source storage supplying apparatus, and ato unit just can carry out clean-out service, and car is provided with indicating meters such as well-flushing pumpage, pressure.Its operating principle: flushing fluid returns out and enters the flushing fluid treating apparatus behind the well head and handle, separate, revolve seven processes such as floating separation, shallow layer settling, adsorption filtration, fine filtering by centrifugation, magnetization, and adopt to add the dosing means such as agent and bactericide of wadding a quilt with cotton with fixed attention, make flushing fluid reach clean-up effect within a short period of time.Flushing fluid after the purification promotes pressurization through the well-flushing pump again and is recycled in the water injection well, forms the cyclic process of processing-well-flushing-processing.That is: flushing fluid does not efflux, through self purified treatment, and repeatedly circulation, recycling, flushing well.
Utilize accompanying drawing that embodiment of the present utility model is described in further detail below.
Fig. 1 is a structural representation front view of the present utility model.
Fig. 2 is a structural representation vertical view of the present utility model.
Fig. 3 is the structural representation of the suspension type oil water separator in the flushing fluid treating apparatus.
Fig. 4 is a chemicals dosing plant structure chart of the present utility model.
Fig. 5 is the structural representation of the pipe precipitator in the flushing fluid treating apparatus.
Fig. 6 is the structural representation of the adsorption filter in the flushing fluid treating apparatus.
Referring to Fig. 1 and Fig. 2, the well-flushing car is made up of truck chassis 1, well-flushing pump 2, actuating unit 3, water source storage supplying apparatus 4, flushing fluid treating apparatus.The power drive system of well-flushing pump adopts machine driving, reaches service requirement by the two-stage speed change.For the volume that reduces gearbox with reduce the heat requirement that produces because of power loss, heat exchange of heat pipe is installed, the continuous operation of assurance device in gearbox.Water source storage supplying apparatus 4 is horizontal column construction, in be full of clear water, be connected with the well-flushing pump by pipeline, in well-flushing pump 2 promotes pressurization back injection water injection well sleeve pipe, water injection well is carried out well-flushing, the storage supplying apparatus also is furnished with liquid level alarm, can play the liquid level control action in the well-flushing circulation.The flushing fluid treating apparatus adopts single combined structure, by two stages of hydrocyclones 5 and 6, magnetizer 7, suspension type oil water separator 8, pipe precipitator 9, adsorption filter 10 and fine filter 11 are formed, and be equipped with and pneumatic chemicals dosing plant 12 be installed and received fuel tank 13, connect by pipeline between each equipment.The two stages of hydrocyclones series operation is mainly used in the Separation of Solid and Liquid of well-flushing initial stage flushing fluid.After flushing fluid entered cyclone, silt particle, greasy filth matter and some impurity were thrown toward wall under centrifugal action, and discharge cyclone under action of gravity.Owing to contain a large amount of FeS and FeO in the flushing fluid
3Deng material with weak magnetic, the for a change gathering of magnetic moment in the material and reinforcing particle and settlement action, between hydrocyclone 6 and suspension type oil water separator 8, magnetizer 7 is installed, strengthens the adsorption capacity of floccule body, improve the disposal ability of downstream equipment by magnetization sewage.
Referring to Fig. 3, the suspension type oil water separator is the equipment that is used for flushing fluid is carried out water-oil separating.Interior dress taper shape revolves floating device 82, oil-trap 83, deflector 84, header 85.Its operating principle: the sewage after the magnetization enters the suspension type oil water separator through water inlet 81, sewage is done to revolve in revolving floating device 82 to float and is moved upward and form centrifugal force field, under centrifugal action, be gathered into more stable oil slick layer rapidly, and move upward with sewage and to be captured by oil-trap 83, drain into receipts fuel tank 13 by oil drain out 86, sewage after the oil removing turns over to the container bottom through deflector 84, enter collect cavity through weir plate 87 again, discharged by delivery port 88 after porous header 85 is collected, the impurity of separating is discharged through sewage draining exit 89.
Referring to Fig. 4, because during the water injection well well-flushing, it is many that foul and impurity are returned in the water outlet in the shaft bottom, for improving the disposal ability and the effect of flushing fluid treating apparatus, reach the index that purifies water, in the flushing fluid processing procedure, be aided with the dosing means, promptly add the flocculant and the bactericide of doses.Chemicals dosing plant adopts pneumatic injection mode, is made up of medicine tin 41, air shuttle valve 42, strainer 43, control valve 44, electric control valve 45 and electric controller 46.This device be installed in pipe precipitator 9 below, link to each other with the automobile source of the gas by pipeline, the medicament outlet line is connected with the inlet line of magnetizer and fine filter.The compressed air that the automobile air pump produces enters medicine tin after control valve 44 is regulated, its medicament is discharged under the gas pressure effect, this moment is through the signal input electric controller 46 of the measuring instrument feedback of flushing fluid treating apparatus import department, automatically regulate adding consistency according to sewage quantity by electric control valve 45, be injected into respectively in the flushing fluid treating apparatus through valve 47 and valve 48.
Referring to Fig. 5, pipe precipitator 9 designs according to the shallow layer settling principle.This equipment is used for separating the sewage particle diameter greater than the oil droplet of 50 μ m and the particle diameter impurity greater than 15 μ m.This settler adopts horizontal straight tube multi-cavity structure, is installed in parallel, interior dress porous water distributing plate 92, polypropylene honeycomb straight tube filler 93, rolling metal hole ripple coalescent pack 94.Because the honeycomb filler that adopts is the straight tube body structure, has increased settling area, and the impurity in the sewage is separated rapidly with tiny oil droplets, reduce the sedimentation time thereby reach, improve the purpose of separating effect.After sewage enters settler by water inlet 91, successively by porous water distributing plate 92, polypropylene honeycomb filler 93, impurity in the sewage is separated to be fallen and discharges through sewage draining exit 95, sewage behind the removing impurities enters rolling metal hole ripple packing 94, oil droplet small in the sewage is agglomerated into the oil droplet of greater particle size at this, and under sluicing, come off from filling surface and enter in the collect cavity 96, oil come-up top is collected to drain into through oil drain out 98 by oil collecting pipe 97 and is received in the fuel tank 13.Sewage after the processing is discharged through delivery port 99.
Referring to Fig. 6, adsorption filter 10 is the tank container structure, adopts the vertical mode that is installed in parallel.In the light ceramic filtrate is housed, and porous water distributing plate 102 is installed, multilayer stainless steel filtering net 103 and porous water collection sheet 104.Sewage enters filter material layer after entering adsorption filter by water inlet 101 behind porous water distributing plate 102 water distribution uniformities.For preventing that current from forming short stream along tank skin, be provided with block ring 105 on tank skin, sewage filters and after filter screen 103 filters once more through filtrate seepage flow, most of impurity and oil emulsion be attracted in the filtrate with filter screen on, during backwash and regeneration, impurity is discharged through water inlet 101.Sewage after adsorption filtration is discharged by delivery port 106, enters fine filter 11 again and handles, and by reaching the injection water quality requirement behind the fine filtering, the sewage after the purification enters in the water source storage supplying apparatus 4, with use to be recycled once more.
According to the described well-flushing car of above-mentioned structure, have and finish separately the well-flushing operation in the water filling well site and make flushing fluid obtain processing the characteristics of reuse. Avoided because flushing fluid effluxes the environmental pollution that causes. Because this well-flushing car institute water requirement is few, energy consumption is low, and saves energy and water treatment expense are apparent in view, compares with fixing well-flushing method, adopts the well-flushing car can save a large amount of steel and capital expenditure. This car sewage disposal efficient height, well-flushing method well-flushing efficient improves 5 times than adopting fixedly. Simultaneously also can solving present required many vehicles for the water injection well well-flushing of no reflux pipeline, just to finish operation expense height, labour intensity that the well-flushing operation brings big, operates the problems such as inconvenience.
Claims (8)
1, a kind of well-flushing car that is used for the water injection well in oil fields well-flushing, comprise the well-flushing pump, actuating unit, water source storage supplying apparatus and flushing fluid treating apparatus, it is characterized in that: well-flushing pump, actuating unit, water source storage supplying apparatus and flushing fluid treating apparatus are assembled in truck chassis top, wherein the auxilliary chemicals dosing plant that is added with of flushing fluid treating apparatus.
2, well-flushing car according to claim 1 is characterized in that: the well-flushing pump adopts centrifugal multistage pump multiple centrifugal pump.
3, well-flushing car according to claim 1 is characterized in that: actuating unit is made up of the power takeoff and the multiple-speed gearbox that are installed in behind the automobile engine Flywheel disc, and heat exchange of heat pipe is installed in the multiple-speed gearbox.
4, well-flushing car according to claim 1, it is characterized in that: the flushing fluid treating apparatus adopts single combined structure, form by two stages of hydrocyclones, magnetizer, suspension type oil water separator, pipe precipitator, adsorption filter and fine filter, all connect with pipeline between each monomer, hydrocyclone adopts the mounting means of series connection.
5, well-flushing car according to claim 1, it is characterized in that: chemicals dosing plant adopts pneumatic injection mode.
6, according to claim 1 or 4 described well-flushing cars, it is characterized in that: pipe precipitator adopts horizontal straight tube multi-cavity structure, is installed in parallel, interior dress polypropylene honeycomb straight tube filler, the ripple coalescent pack of rolling metal hole and oil collecting pipe.
7, according to claim 1 or 4 described well-flushing cars, it is characterized in that: adsorption filter adopts vertical structure to be installed in parallel, in the light ceramic filtrate is housed, porous water distributing plate, stainless steel filtering net, porous water collection sheet and block ring.
8, according to claim 1 or 4 described well-flushing cars, it is characterized in that: taper shape is housed in the suspension type oil water separator revolves floating device, oil-trap, deflector and header.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 91222781 CN2107523U (en) | 1991-12-10 | 1991-12-10 | Composite well cleaning car |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 91222781 CN2107523U (en) | 1991-12-10 | 1991-12-10 | Composite well cleaning car |
Publications (1)
Publication Number | Publication Date |
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CN2107523U true CN2107523U (en) | 1992-06-17 |
Family
ID=4929606
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 91222781 Granted CN2107523U (en) | 1991-12-10 | 1991-12-10 | Composite well cleaning car |
Country Status (1)
Country | Link |
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CN (1) | CN2107523U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1048311C (en) * | 1996-12-16 | 2000-01-12 | 胜利石油管理局河口采油厂 | Oil-well self hot-washing wax-removing method and apparatus thereof |
CN104653131A (en) * | 2015-03-11 | 2015-05-27 | 四川恒溢石油技术服务有限公司 | Novel well flushing truck and use method thereof |
-
1991
- 1991-12-10 CN CN 91222781 patent/CN2107523U/en active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1048311C (en) * | 1996-12-16 | 2000-01-12 | 胜利石油管理局河口采油厂 | Oil-well self hot-washing wax-removing method and apparatus thereof |
CN104653131A (en) * | 2015-03-11 | 2015-05-27 | 四川恒溢石油技术服务有限公司 | Novel well flushing truck and use method thereof |
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C06 | Publication | ||
PB01 | Publication | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C15 | Extension of patent right duration from 15 to 20 years for appl. with date before 31.12.1992 and still valid on 11.12.2001 (patent law change 1993) | ||
RN01 | Renewal of patent term | ||
C17 | Cessation of patent right | ||
CX01 | Expiry of patent term |