CN105402173A - On-line hydraulic acid filling machine - Google Patents
On-line hydraulic acid filling machine Download PDFInfo
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- CN105402173A CN105402173A CN201610000458.6A CN201610000458A CN105402173A CN 105402173 A CN105402173 A CN 105402173A CN 201610000458 A CN201610000458 A CN 201610000458A CN 105402173 A CN105402173 A CN 105402173A
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- valve
- hydraulic cylinder
- tank
- energy storage
- operated check
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/25—Methods for stimulating production
- E21B43/26—Methods for stimulating production by forming crevices or fractures
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
- F15B1/02—Installations or systems with accumulators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/08—Servomotor systems incorporating electrically operated control means
Abstract
The invention belongs to the technical field of oil exploitation equipment and particularly relates to an on-line hydraulic acid filling machine applied to the acid filling process of an oil-water well. The machine comprises a power hydraulic system, a lifting hydraulic system, a left hydraulic cylinder, a right hydraulic cylinder, a left hydraulic cylinder discharge one-way valve, a right hydraulic cylinder discharge one-way valve, a left hydraulic cylinder liquid inlet one-way valve, a right hydraulic cylinder liquid inlet one-way valve, an acid pump, an acid tank, a water pump, a water tank, a generator set and a PLC electronic control system. The machine is characterized in that a control oil path is arranged between the one-way valve and the energy accumulator of the power hydraulic system. Meanwhile, four hydraulic control one-way valves and four pilot solenoid valves are arranged. The four pilot solenoid valves are used for respectively controlling the four hydraulic control one-way valves. The oil tank is fully closed. The left hydraulic cylinder and the right hydraulic cylinder are structurally the same. The acid tank is provided with an exhaust valve and an intake valve. The side surface of the acid tank is provided with a neutralization tank. According to the invention, the hydraulic transmission is adopted. Based on the long stroke of a large plunger, the stroke times of the stroke is greatly lowered. The service life of the machine is prolonged.
Description
Technical field
The invention belongs to oil exploration equipment technical field, be specifically related to the online hydraulic pressure acid filling equipment of oil/water well acid filling.
Background technique
Acidification of oil field technology is the technology that oil formation improvement is commonly used, it is some mineral composition by the obstruction in acid solution corrosion rock gap or basement rock itself, thus improves the connectedness in rock interior duct, removes bottom and pollutes, improve profit capacity of well, play the object of increasing yield and injection.
Acidifying divides conventional acidulation and online acidifying, and the general scale of conventional acidulation is larger, the acid filling equipment of input and acid tank truck many, generally need to stop well and pressure release, and acid tube post of betting again after former tubing string will be tripped out, after acid filling, residual acid solution needs the row of returning, and therefore the construction cost of conventional acidulation is very high.
Reduce costs for simplifying construction process, developed online acidification technique in recent years, this technique does not need closing well, pressure release and dynamic tubing string, and marginal not waterside acid filling liquid, simplifies technique, greatly reduce construction cost.
Online acidifying injection device mainly contains treble ram pump and diaphragm pump at present, treble ram pump adopts mechanical transmission, because the little stroke of plunger diameter is short, for meeting certain lifting rate, its work jig frequency generally will reach more than 300 jig frequency, under the working condition of oil field routine note sewage, its repair cycle is generally all no more than two weeks, its turn(a)round of acid solution that note corrosivity is stronger, is shorter, generally be no more than at 5 days, under acid solution strong corrosive environment, its plunger, pump valve and filler are because of high speed and high jig frequency, and 3 ~ 5 days with regard to total failure.Diaphragm pump is also the mechanical transmission adopting small plunger short stroke, for meeting certain lifting rate, its work jig frequency generally also will reach more than 300 jig frequency, its plunger and sealing are because of in hydraulic oil, life-span is long, but barrier film is easily torn under deep-etching and hyperbaric environment, combination valve opens and closes frequently under high jig frequency, and working life is also very short.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of large plunger, long stroke, low jig frequency adopt hydraulically powered online hydraulic pressure acid filling equipment.
In order to overcome above-mentioned technology Problems existing, the technological scheme that the present invention deals with problems is:
Online hydraulic pressure acid filling equipment, comprises dynamic hydraulic system, promotes hydraulic system, left hydraulic cylinder, right hydraulic cylinder, left hydraulic cylinder discharge one-way valve, right hydraulic cylinder is discharged one-way valve, left hydraulic cylinder feed liquor one-way valve, right hydraulic cylinder feed liquor one-way valve, taken out sour pump, sour tank, suction pump, water pot, generator set and PLC automatical control system.
Dynamic hydraulic system comprises motor, oil hydraulic pump, relief valve, one-way valve, atmospheric valve, buffering accumulator, energy storage accumulator, energy storage accumulator one-way valve, energy storage accumulator atmospheric valve, dynamic hydraulic system pressure gauge, energy storage energy storage pressure table, Pilot operated check valve a, Pilot operated check valve b, Pilot operated check valve c, Pilot operated check valve d, pilot solenoid valve a, pilot solenoid valve b, pilot solenoid valve c, pilot solenoid valve d, return filter and fuel tank.
Promote hydraulic system and comprise motor, oil hydraulic pump, relief valve, one-way valve, atmospheric valve, energy storage accumulator, pressure transmitter and energy storage energy storage pressure table.
Dynamic hydraulic system power pipeline arranges an energy storage accumulator one-way valve, one-way valved outlet arranges an energy storage accumulator, one oil circuit control is set between one-way valved outlet and energy storage accumulator, an energy storage accumulator atmospheric valve is set between oil circuit control and fuel tank.
Pilot operated check valve a is set in dynamic hydraulic system, Pilot operated check valve b, Pilot operated check valve c, Pilot operated check valve d, four Pilot operated check valve control ports arrange pilot solenoid valve a respectively, pilot solenoid valve b, pilot solenoid valve c and pilot solenoid valve d, four pilot solenoid valves control four Pilot operated check valves respectively, Pilot operated check valve a import is connected with power pipeline, outlet is connected with the interface that left hydraulic cylinder is arranged by left hydraulic cylinder service line, Pilot operated check valve b import is connected with power pipeline, outlet is connected with the interface that right hydraulic cylinder is arranged by right hydraulic cylinder service line, Pilot operated check valve c import is connected with the interface that left hydraulic cylinder is arranged by left hydraulic cylinder service line, outlet is connected with return filter entrance, Pilot operated check valve d import is connected with the interface that right hydraulic cylinder is arranged by right hydraulic cylinder service line, outlet is connected with return filter entrance.
In lifting hydraulic system, an one-way valve is set, a relief valve, an energy storage accumulator, a pressure transmitter, an energy storage energy storage pressure table, an atmospheric valve.
Promote hydraulic system service line to be connected with the interface on right hydraulic cylinder with the interface on left hydraulic cylinder by pipeline.
Left hydraulic cylinder is discharged check valve inlet and is connected with the interface that the left plunger case in left hydraulic cylinder is arranged, and outlet is connected with water injection well.
Right hydraulic cylinder is discharged check valve inlet and is connected with the interface that the right plunger case in right hydraulic cylinder is arranged, and outlet is connected with water injection well.
Left hydraulic cylinder feed liquor check valve inlet is connected with sour tank by pipeline, valve, and outlet is connected with the interface that the left plunger case in left hydraulic cylinder is arranged.
Right hydraulic cylinder feed liquor check valve inlet is connected with sour tank by pipeline, valve, and outlet is connected with the interface that the right plunger case in right hydraulic cylinder is arranged.
Acid tank truck acid tank by taking out sour pump, pipeline, valve be connected with sour tank filter inlet.
Pitcher filters entrance is connected with water system by pipeline.
Water pot is connected with sour tank by suction pump.
Fuel tank is total closed oil tank, and fuel tank is arranged to two casings in left and right, is provided with breathing leather bag in right case, and the import and export of breathing leather bag are connected with left box body by pipeline, have level meter in left box body arranged outside.
Left hydraulic cylinder is identical with right hydraulic cylinder structure, comprise lifting cylinder barrel, power cylinder tube, plunger case, jigger lifting piston, promote connecting rod, power piston, plunger, expansion isolating cover and mangneto displacement transducer, jigger lifting piston upper end is provided with groove, magnet ring is provided with in groove, center hole is provided with in lifting connecting rod, mangneto displacement transducer is fixed on and promotes cylinder barrel upper-end surface, feeler lever is placed in the center hole promoting connecting rod, an entirety is arranged to by jigger lifting piston and lifting connecting rod, power piston and plunger are arranged to an entirety, lifting cylinder barrel bottom is provided with adpting flange, power cylinder tube top is provided with adpting flange, bottom is provided with lower adpting flange, plunger case top is provided with adpting flange, promote cylinder barrel to be connected with flange by flange with power cylinder tube, power cylinder tube is connected with flange by flange with plunger case, expansion isolating cover is provided with between power piston and plunger case, expansion isolating puts end face and is connected with power piston lower end surface, lower end surface is connected with plunger case upper-end surface, be provided with contracting separation sleeve outgoing call sucker in power cylinder tube bottom and breathe pipeline, power cylinder tube lower flange is provided with expansion isolating cover internal respiration hole, breathe pipeline and acid gas neutralizing tank, circular groove is provided with between plunger case top and plunger, for storing fluid lubrication and seal, lifting cylinder barrel top is provided with breathing interface, breathe interface to be connected with closed fuel tank.
Tank upper-end surface is provided with outlet valve in acid, suction valve, sour tank side is provided with acid gas neutralizing tank, and outlet valve outlet is connected with acid gas neutralizing tank by pipeline, and sour tank side is provided with magnetic flap level gauge, magnetic flap level gauge upper and lower end respectively arranges a magnetic switch, for automatically controlling the height of acid solution liquid level in sour tank, liquid level, lower than setting value, takes out sour pump startup, liquid level, higher than setting value, is taken out sour pump and is closed.
Upper-end surface is provided with outlet valve with water pot, suction valve, and water pot side is provided with acid gas neutralizing tank, and outlet valve outlet is connected with acid gas neutralizing tank by pipeline, arranges level meter in water pot side.
Compared with prior art, the invention has the beneficial effects as follows: adopt hydraulic transmission, by large plunger long stroke, when meeting a fixed displacement, greatly reduce the work jig frequency of plunger, improve the working life of plunger, combination valve and Sealing, effectively extend turn(a)round, the operating time that the equipment that improves uses continuously and whole service life.
Accompanying drawing explanation
Fig. 1 is flow chart of the present invention;
Fig. 2 is the structural drawing of left and right hydraulic cylinder.
In figure, 1-fuel tank, 2-breathes leather bag, 3-level meter, 4-return filter, 5-pipeline, 6-relief valve, 7-atmospheric valve, 8-one-way valve, 9-oil hydraulic pump, 10-power pipeline, 11-motor, 12-dynamic hydraulic system, 13-cushions accumulator, 14 dynamic hydraulic system pressure gauges, 15-energy storage accumulator one-way valve, 16-energy storage accumulator, 17 energy storage energy storage pressure tables, 18-energy storage accumulator atmospheric valve, 19-Pilot operated check valve a, 20-pilot solenoid valve a, 21-Pilot operated check valve b, 22-pilot solenoid valve b, 23-Pilot operated check valve c, 24-pilot solenoid valve c, 25-Pilot operated check valve d, 26-pilot solenoid valve d, the left hydraulic cylinder service line of 27-, the right hydraulic cylinder service line of 28-, 29-interface, the left hydraulic cylinder of 30-, 31-interface, 32-motor, 33-oil hydraulic pump, 34-relief valve, 35-one-way valve, 36-energy storage accumulator, 37-pressure transmitter, 38-energy storage energy storage pressure table, 39-promotes hydraulic system, the right hydraulic cylinder of 40-, 41-atmospheric valve, 42-promotes hydraulic system service line, 43-pipeline, 44-interface, 45-water injection well, 46-interface, 47 left hydraulic cylinders discharge one-way valve, the right hydraulic cylinder of 48-discharges one-way valve, 49-interface, 50-interface, the right plunger case of 51-, 52-interface, 53-right hydraulic cylinder feed liquor one-way valve, 54-pipeline, 55-left hydraulic cylinder feed liquor one-way valve, 56-interface, the left plunger case of 57-, 58-PLC automatical control system, 59-generator set, 60-valve, 61-valve, 62-takes out sour pump, 63-acid tank truck acid tank, 64-acid gas neutralizing tank, 65-pipeline, 66-acid tank, 67-outlet valve, 68-suction valve, 69-acid tank filter, 70-pipeline, 71-magnetic flap level gauge, 72-suction pump, 73-water system, 74-water pot, 75-acid gas neutralizing tank, 76-pipeline, 77-outlet valve, 78-level meter, 79-pitcher filters, 80-suction valve, 81-pipeline, 82-flange, 83-flange, 84-plunger, 85-acid gas neutralizing tank, 86-breathes pipeline, 87-expansion isolating cover internal respiration hole, 88-circular groove, 89-flange, 90-flange, 91-promotes cylinder barrel, 92-jigger lifting piston, 93-magnet ring, 94-mangneto displacement transducer, 95-breathes interface, 96-promotes connecting rod, 97-center hole, 98-power cylinder tube, 99-power piston, 100-expansion isolating cover, 101-expansion isolating cover outgoing call sucker, 102-breathes pipeline, 103-plunger case
Embodiment
Below in conjunction with accompanying drawing, preferred forms of the present invention is described in detail.
As Fig. 1, online hydraulic pressure acid filling equipment, comprises dynamic hydraulic system (12), lifting hydraulic system (39), left hydraulic cylinder (30), right hydraulic cylinder (40), left hydraulic cylinder discharge one-way valve (47), right hydraulic cylinder discharge one-way valve (48), left hydraulic cylinder feed liquor one-way valve (55), right hydraulic cylinder feed liquor one-way valve (53), takes out sour pump (62), sour tank (66), suction pump (72), water pot (74), generator set (59) and PLC automatical control system (58).
As Fig. 1, dynamic hydraulic system comprises motor (11), oil hydraulic pump (9), relief valve (6), one-way valve (8), atmospheric valve (7), buffering accumulator (13), energy storage accumulator (16), energy storage accumulator one-way valve (15), energy storage accumulator atmospheric valve (18), dynamic hydraulic system pressure gauge (14), energy storage energy storage pressure table (17), Pilot operated check valve a (19), Pilot operated check valve b (21), Pilot operated check valve c (23), Pilot operated check valve d (25), pilot solenoid valve a (20), pilot solenoid valve b (22), pilot solenoid valve c (24), pilot solenoid valve d (26), return filter (4) and fuel tank (1).
As Fig. 1, promote hydraulic system and comprise motor (32), oil hydraulic pump (33), relief valve (34), one-way valve (35), atmospheric valve (41), energy storage accumulator (36), pressure transmitter (37) and energy storage energy storage pressure table (38).
As Fig. 1, dynamic hydraulic system pipeline (10) arranges an one-way valve (15), one-way valve latus rectum is 8mm, board-like connection, one-way valved outlet arranges an energy storage accumulator (16), energy storage accumulator is bladder type hydropneumatic accumulator, pressure is 32MPa, ectosome diameter 219mm, capacity 25L, between one-way valved outlet and energy storage accumulator (16), an oil circuit control is set, oil circuit control external diameter 14mm, wall thickness is 3mm, one energy storage accumulator atmospheric valve (18) is set between oil circuit control and fuel tank (1), atmospheric valve is board-like connection, pressure 35MPa, latus rectum 8mm.
As Fig. 1, Pilot operated check valve a (19) is set in dynamic hydraulic system, Pilot operated check valve b (21), Pilot operated check valve c (23) and Pilot operated check valve d (25), Pilot operated check valve adopts plug-in type structural type, insert in integrated package, latus rectum is 32mm, pressure 32MPa, four Pilot operated check valve control ports arrange pilot solenoid valve a (20) respectively, pilot solenoid valve b (22), pilot solenoid valve c (24) and pilot solenoid valve d (26), four pilot solenoid valves control four Pilot operated check valves respectively, pilot solenoid valve adopts the leak free structural type of two-bit triplet cone sealing, electromagnet adopts 24V direct current, Pilot operated check valve a (19) import is connected with power pipeline (10), export and be connected by the upper interface (29) arranged of left hydraulic cylinder service line (27) and left hydraulic cylinder (30), Pilot operated check valve b (21) import is connected with power pipeline (10), export and be connected by the upper interface (46) arranged of right hydraulic cylinder service line (28) and right hydraulic cylinder (40), Pilot operated check valve c (23) import is connected by the upper interface (29) arranged of left hydraulic cylinder service line (27) and left hydraulic cylinder (30), outlet is connected with return filter (4) entrance, Pilot operated check valve d (25) import is connected by the upper interface (46) arranged of right hydraulic cylinder service line (28) and right hydraulic cylinder (40), outlet is connected with return filter (4) entrance.
As Fig. 1, power pipeline (10), left hydraulic cylinder service line (27) and right hydraulic cylinder service line (28) all adopt external diameter to be 42mm, and wall thickness is No. 20 steel seamless steel tubes of 5mm,
As Fig. 1, in lifting hydraulic system (39), an one-way valve (35) is set, a relief valve (34), an energy storage accumulator (36), a pressure transmitter (37), an energy storage energy storage pressure table (38), an atmospheric valve (41).One-way valve (35), the overflow Yan (34) and atmospheric valve (41) all adopt board-like connection, latus rectum 8mm, rated pressure 32MPa, energy storage accumulator (36) adopts bladder type hydropneumatic accumulator, and pressure is 32MPa, ectosome diameter 219mm, capacity 25L, pressure transmitter (37) adopts electric current output form, output signal 4 ~ 20mA, voltage 24VDC, grade of accuracy 0.1%FS.
As Fig. 1, promote hydraulic system service line (42) and be connected with the interface (44) on right hydraulic cylinder (40) with the interface (31) on left hydraulic cylinder (30) by pipeline (43).Service line (42) and pipeline (43) adopt external diameter 22mm, and wall thickness is No. 20 seamless steel pipes of 3mm.
As Fig. 1, left hydraulic cylinder is discharged one-way valve (47) import and is connected with the upper interface (49) arranged of the left plunger case (57) in left hydraulic cylinder (30), and outlet is connected with water injection well (45).
As Fig. 1, right hydraulic cylinder is discharged one-way valve (48) import and is connected with the upper interface (50) arranged of the right plunger case (51) in right hydraulic cylinder (40), and outlet is connected with water injection well (45).
As Fig. 1, left hydraulic cylinder discharges one-way valve (47) and right hydraulic cylinder discharges one-way valve (48) employing plug-in type structural type, one-way valve inserts in integrated package, such structure comparison is compact, one-way valve latus rectum is 40mm, rated pressure 32MPa, discharges one-way valve because directly contacting with acid solution, and material adopts the higher Monel K 500 of acid resistance to carry out manufacturing.
As Fig. 1, the import of left hydraulic cylinder feed liquor one-way valve (55) is connected with sour tank (66) by pipeline (54), valve (60), exports the interface (56) that arranges upper with the left plunger case (57) in left hydraulic cylinder (30) and is connected.
As Fig. 1, the import of right hydraulic cylinder feed liquor one-way valve (53) is connected with sour tank (66) by pipeline (54), valve (60), exports the interface (52) that arranges upper with the right plunger case (51) in right hydraulic cylinder (40) and is connected.
As Fig. 1, left hydraulic cylinder feed liquor one-way valve (55) and right hydraulic cylinder feed liquor one-way valve (53) adopt plug-in type structural type, one-way valve inserts in integrated package, such structure comparison is compact, one-way valve latus rectum is 40mm, rated pressure 32MPa, discharges one-way valve because directly contacting with acid solution, and material adopts the higher Monel K 500 of acid resistance to carry out manufacturing.
As Fig. 1, acid tank truck acid tank (63) by taking out sour pump (62), pipeline (70), valve (61) be connected with sour tank filter (69) entrance.
As Fig. 1, take out sour pump (62) and adopt suction capacity acid resistance reasonable lining fluorine Self-suction magnetic chemical pump, import and export latus rectum 50mm, lift 25m, discharge capacity 30m
3/ Min, rated power 5.5kw.Pipeline (70) adopts Monel K 400 seamless steel pipe, and valve (61) employing latus rectum is the fluorine-lining valve door of 50mm, rated pressure 1.6MPa.
As Fig. 1, pitcher filters (79) entrance is connected with water system (73) by pipeline (81); Water pot (74) is connected with sour tank (66) by suction pump (72).Suction pump (72) adopts the reasonable lining fluorine of suction capacity acid resistance to inhale magnetic drive pump in vain, imports and exports latus rectum 50mm, lift 25m, discharge capacity 30m
3/ Min, rated power 5.5kw.Acid tank filter (69) adopts Monel K 400 material, and filter screen adopts 80 order Monel K 400 materials.
As Fig. 1, fuel tank (1) is total closed oil tank, fuel tank (1) is arranged to two casings in left and right, be provided with in right case and breathe leather bag (2), the import and export of breathing leather bag (2) are connected with left box body by pipeline (5), have level meter (3) in left box body arranged outside.The long 1350mm of left box body, wide by 1300, high 1100m, the long 700mm of right case, wide by 1300, high 1100m, breathes that leather bag (2) adopts that external diameter is 299mm, capacity is 40L, pressure rating is leather bag in the bladder type hydropneumatic accumulator of 10MPa.
As Fig. 2, left hydraulic cylinder (30) is identical with right hydraulic cylinder (40) structure, comprise and promote cylinder barrel (91), power cylinder tube (98), plunger case (103), jigger lifting piston (92), promote connecting rod (96), power piston (99), plunger (84), expansion isolating cover (100) and mangneto displacement transducer (94), jigger lifting piston (92) upper end is provided with groove, magnet ring (93) is provided with in groove, center hole (97) is provided with in lifting connecting rod (96), mangneto displacement transducer (94) is fixed on and promotes cylinder barrel (91) upper-end surface, feeler lever is placed in the center hole (97) promoting connecting rod (96), an entirety is arranged in jigger lifting piston (92) and lifting connecting rod (96), power piston (99) and plunger (84) are arranged to an entirety, lifting cylinder barrel (91) bottom is provided with adpting flange (90), power cylinder tube (98) top is provided with upper adpting flange (89), bottom is provided with lower adpting flange (83), plunger case (103) top is provided with adpting flange (82), promote cylinder barrel (91) to be connected with flange (89) by flange (90) with power cylinder tube (98), power cylinder tube (98) is connected with flange (82) by flange (83) with plunger case (103), expansion isolating cover (100) is provided with between power piston (99) and plunger case (103), contracting separation sleeve (100) upper-end surface is connected with power piston (99) lower end surface, lower end surface is connected with plunger case (103) upper-end surface, be provided with contracting separation sleeve outgoing call sucker (101) in power cylinder tube (99) bottom and breathe pipeline (102), power cylinder tube (99) lower flange (83) is provided with contracting separation sleeve internal respiration hole (87), breathe pipeline (86) and acid gas neutralizing tank (85), circular groove (88) is provided with between plunger case (103) top and plunger (84), for storing fluid lubrication and seal, be provided with on lifting cylinder barrel (91) top and breathe interface (95), breathe interface (95) to be connected with closed fuel tank (1).
As Fig. 2, promote cylinder barrel (91) internal diameter 70mm, external diameter 90mm, material is 27SiMn, power cylinder tube (98) internal diameter 250mm, external diameter 280mm, material is 27SiMn, plunger case (103) internal diameter 205mm, external diameter 250mm, material is 27SiMn, promotes connecting rod (96) internal diameter 20mm, external diameter 56mm, material is 27SiMn, power piston (99) diameter is 249mm, and plunger (84) diameter is 200mm, and the stroke of left hydraulic cylinder (30) and right hydraulic cylinder (40) is 450mm.
As Fig. 2, expansion isolating cover (100) adopts the reasonable fluorine rubber of acid resistance, wall thickness 1mm, maximal dilation amount 1000mm.
As Fig. 2, acid gas neutralizing tank (85) employing volume is the acidproof Plastic Drum of 5L.
As Fig. 1, tank (66) upper-end surface is provided with outlet valve (67) in acid, suction valve (68), sour tank (66) side is provided with acid gas neutralizing tank (64), outlet valve (67) outlet is connected with neutralizing tank (64) by pipeline (65), sour tank (66) side is provided with magnetic flap level gauge (71), magnetic flap level gauge (71) upper and lower end respectively arranges a magnetic switch, for automatically controlling the height of acid solution liquid level in sour tank (66), liquid level is lower than setting value, take out sour pump (62) to start, liquid level is higher than setting value, take out sour pump (62) to close.
As Fig. 1, sour tank (66) long 2000mm, wide 1000mm, high 1900mm, actual volume 3.5m
3, inner and outer surface brushes hydrofluoric acid resistant and extraordinary composite coating ZS-1032 and ZS-1033 of hydrochloric acid performance of the development of Beijing will Sheng Weihua company, and internal surface brushes four layers, and outer surface brushes three layers.Outlet valve (67) and suction valve (68) are adopted as the structural type of ball valve, and latus rectum is 40mm, and material adopts polytetrafluoroethylmaterial material, and neutralizing tank (64) employing volume is the acidproof Plastic Drum of 50L.Magnetic flap level gauge (71) adopts 316L stainless steel material, and the position contacted with acid solution all serves as a contrast fluorine, and adpting flange latus rectum is 25mm, flange spacing 1500mm.
As Fig. 1, water pot (74) upper-end surface is provided with outlet valve (77), suction valve (80), water pot (74) side is provided with acid gas neutralizing tank (75), outlet valve (77) outlet is connected with neutralizing tank (75) by pipeline (76), arranges level meter (78) in water pot (74) side.
As Fig. 1, water pot (74) long 2000mm, wide 1000mm, high 1900mm, actual volume 3.5m
3water pot uses for a long time in acid solution environment, unavoidable inside can enter some acid solutions more or less, for improving its working life, inner and outer surface also will brush hydrofluoric acid resistant and extraordinary composite coating ZS-1032 and ZS-1033 of hydrochloric acid performance of the development of Beijing will Sheng Weihua company, internal surface brushes four layers, and outer surface brushes three layers.Outlet valve (77) and suction valve (80) are adopted as the structural type of ball valve, and latus rectum is 40mm, and material adopts polytetrafluoroethylmaterial material, and neutralizing tank (64) employing volume is the acidproof Plastic Drum of 50L.
Its working procedure is: pilot solenoid valve a (20) and pilot solenoid valve d (26) controls Pilot operated check valve a (19) respectively and Pilot operated check valve d (25) makes the pressure release of control fluid, Pilot operated check valve a (19) and Pilot operated check valve d (25) opens, pilot solenoid valve b (22) and pilot solenoid valve c (24) controls Pilot operated check valve b (21) respectively and Pilot operated check valve c (23) makes control fluid pressurize, Pilot operated check valve b (21) and Pilot operated check valve c (23) closes, power fluid enters the interface (29) on left hydraulic cylinder (30) through service line (10) and left hydraulic cylinder service line (27), promote power piston (99) in left hydraulic cylinder (30) and plunger (84) moves down, acid solution is discharged one-way valve (47) through interface (49) and left hydraulic cylinder and is injected in water injection well (45), power piston (99) now in right hydraulic cylinder (40) and plunger (84) jigger lifting piston (92) and promote connecting rod (96) pulling under fast upward motion, reset to upper dead center position, acid solution in acid tank (66) is through pipeline (54), valve (60) and right hydraulic cylinder feed liquor one-way valve (53) enter into right plunger case (51), fluid above right hydraulic cylinder (40) power piston (99) is through right hydraulic cylinder service line (28), Pilot operated check valve d (25) and return filter (4) flow back in fuel tank (1).When in left hydraulic cylinder (30), plunger (84) moves to lower dead point position, pilot solenoid valve a (20) and pilot solenoid valve d (26) controls Pilot operated check valve a (19) respectively and Pilot operated check valve d (25) makes control fluid pressurize, Pilot operated check valve a (19) and Pilot operated check valve d (25) closes, pilot solenoid valve b (22) and pilot solenoid valve c (24) controls Pilot operated check valve b (21) respectively and Pilot operated check valve c (23) makes the pressure release of control fluid, Pilot operated check valve b (21) and Pilot operated check valve c (23) opens, power fluid enters into the interface (46) on right hydraulic cylinder (40) through service line (10) and right hydraulic cylinder service line (28), promote power piston (99) in right hydraulic cylinder (40) and plunger (84) moves down, acid solution is discharged one-way valve (48) through interface (50) and right hydraulic cylinder and is injected in water injection well (45).Power piston (99) now in left hydraulic cylinder (30) and plunger (84) jigger lifting piston (92) and promote connecting rod (96) pulling under fast upward motion, reset to upper dead center position, acid solution in acid tank (66) is through pipeline (54), valve (60) and left hydraulic cylinder feed liquor one-way valve (55) enter into left plunger case (57), fluid above left hydraulic cylinder (30) power piston (99) is through left hydraulic cylinder service line (27), Pilot operated check valve c (23) and return filter (4) flow back in fuel tank (1).
Like this in pilot solenoid valve a (20), pilot solenoid valve b (22), under the control of pilot solenoid valve c (24) and pilot solenoid valve d (26), Pilot operated check valve a (19), Pilot operated check valve b (21), Pilot operated check valve c (23) and Pilot operated check valve d (25) is by opening and closing, control the top that power fluid enters the power piston (99) in left hydraulic cylinder (30) and right hydraulic cylinder (40), propulsion power piston (99) and plunger (84) move downward, under the effect promoting hydraulic system (39) oil liquid pressure, promote jigger lifting piston (92) and promote connecting rod (96) to move upward, jigger lifting piston (92) and lifting connecting rod (96) pull power piston (99) and plunger (84) together to move upward, successive extruding acid solution enters in oil/water well, realize continuous injection process.
Claims (5)
1. an online hydraulic pressure acid filling equipment, comprises dynamic hydraulic system (12), lifting hydraulic system (39), left hydraulic cylinder (30), right hydraulic cylinder (40), left hydraulic cylinder discharge one-way valve (47), right hydraulic cylinder discharge one-way valve (48), left hydraulic cylinder feed liquor one-way valve (55), right hydraulic cylinder feed liquor one-way valve (53), takes out sour pump (62), sour tank (66), suction pump (72), water pot (74), generator set (59) and PLC automatical control system (58), described dynamic hydraulic system comprises motor (11), oil hydraulic pump (9), relief valve (6), one-way valve (8), atmospheric valve (7), buffering accumulator (13), energy storage accumulator (16), energy storage accumulator one-way valve (15), energy storage accumulator atmospheric valve (18), dynamic hydraulic system pressure gauge (14), energy storage energy storage pressure table (17), Pilot operated check valve a (19), Pilot operated check valve b (21), Pilot operated check valve c (23), Pilot operated check valve d (25), pilot solenoid valve a (20), pilot solenoid valve b (22), pilot solenoid valve c (24), pilot solenoid valve d (26), return filter (4) and fuel tank (1), described lifting hydraulic system comprises motor (32), oil hydraulic pump (33), relief valve (34), one-way valve (35), atmospheric valve (41), energy storage accumulator (36), pressure transmitter (37) and energy storage energy storage pressure table (38), it is characterized in that: an energy storage accumulator one-way valve (15) is set on dynamic hydraulic system power pipeline (10), one-way valved outlet arranges an energy storage accumulator (16), an oil circuit control is set between one-way valved outlet and energy storage accumulator (16), an energy storage accumulator atmospheric valve (18) is set between oil circuit control and fuel tank (1), Pilot operated check valve a (19) is set in dynamic hydraulic system, Pilot operated check valve b (21), Pilot operated check valve c (23), Pilot operated check valve d (25), four Pilot operated check valve control ports arrange pilot solenoid valve a (20) respectively, pilot solenoid valve b (22), pilot solenoid valve c (24) and pilot solenoid valve d (26), four pilot solenoid valves control four Pilot operated check valves respectively, Pilot operated check valve a (19) import is connected with power pipeline (10), export and be connected by the upper interface (29) arranged of left hydraulic cylinder service line (27) and left hydraulic cylinder (30), Pilot operated check valve b (21) import is connected with power pipeline (10), export and be connected by the upper interface (46) arranged of right hydraulic cylinder service line (28) and right hydraulic cylinder (40), Pilot operated check valve c (23) import is connected by the upper interface (29) arranged of left hydraulic cylinder service line (27) and left hydraulic cylinder (30), outlet is connected with return filter (4) entrance, Pilot operated check valve d (25) import is connected by the upper interface (46) arranged of right hydraulic cylinder service line (28) and right hydraulic cylinder (40), outlet is connected with return filter (4) entrance, in lifting hydraulic system (39), an one-way valve (35) is set, a relief valve (34), an energy storage accumulator (36), a pressure transmitter (37), an energy storage energy storage pressure table (38), an atmospheric valve (41), is promoted hydraulic system service line (42) and is connected with the interface (44) on right hydraulic cylinder (40) with the interface (31) on left hydraulic cylinder (30) by pipeline (43), left hydraulic cylinder is discharged one-way valve (47) import and is connected with the upper interface (49) arranged of the left plunger case (57) in left hydraulic cylinder (30), outlet is connected with water injection well (45), right hydraulic cylinder is discharged one-way valve (48) import and is connected with the upper interface (50) arranged of the right plunger case (51) in right hydraulic cylinder (40), outlet is connected with water injection well (45), the import of left hydraulic cylinder feed liquor one-way valve (55) is by pipeline (54), valve (60) is connected with sour tank (66), export the interface (56) that arranges upper with the left plunger case (57) in left hydraulic cylinder (30) to be connected, the import of right hydraulic cylinder feed liquor one-way valve (53) is by pipeline (54), valve (60) is connected with sour tank (66), export the interface (52) that arranges upper with the right plunger case (51) in right hydraulic cylinder (40) to be connected, acid tank truck acid tank (63) by taking out sour pump (62), pipeline (70), valve (61) be connected with sour tank filter (69) entrance, pitcher filters (79) entrance is connected with water system (73) by pipeline (81), water pot (74) is connected with sour tank (66) by suction pump (72).
2. want the online hydraulic pressure acid filling equipment described in 1 according to right, it is characterized in that described fuel tank (1) is total closed oil tank, fuel tank (1) is arranged to two casings in left and right, be provided with in right case and breathe leather bag (2), the import and export of breathing leather bag (2) are connected with left box body by pipeline (5), have level meter (3) in left box body arranged outside.
3. want the online hydraulic pressure acid filling equipment described in 1 according to right, it is characterized in that described left hydraulic cylinder (30) is identical with right hydraulic cylinder (40) structure, comprise and promote cylinder barrel (91), power cylinder tube (98), plunger case (103), jigger lifting piston (92), promote connecting rod (96), power piston (99), plunger (84), expansion isolating cover (100) and mangneto displacement transducer (94), jigger lifting piston (92) upper end is provided with groove, magnet ring (93) is provided with in groove, center hole (97) is provided with in lifting connecting rod (96), mangneto displacement transducer (94) is fixed on and promotes cylinder barrel (91) upper-end surface, feeler lever is placed in the center hole (97) promoting connecting rod (96), an entirety is arranged in jigger lifting piston (92) and lifting connecting rod (96), power piston (99) and plunger (84) are arranged to an entirety, lifting cylinder barrel (91) bottom is provided with adpting flange (90), power cylinder tube (98) top is provided with upper adpting flange (89), bottom is provided with lower adpting flange (83), plunger case (103) top is provided with adpting flange (82), promote cylinder barrel (91) to be connected with flange (89) by flange (90) with power cylinder tube (98), power cylinder tube (98) is connected with flange (82) by flange (83) with plunger case (103), expansion isolating cover (100) is provided with between power piston (99) and plunger case (103), expansion isolating cover (100) upper-end surface is connected with power piston (99) lower end surface, lower end surface is connected with plunger case (103) upper-end surface, be provided with contracting separation sleeve outgoing call sucker (101) in power cylinder tube (99) bottom and breathe pipeline (102), power cylinder tube (99) lower flange (83) is provided with expansion isolating cover internal respiration hole (87), breathe pipeline (86) and acid gas neutralizing tank (85), circular groove (88) is provided with between plunger case (103) top and plunger (84), for storing fluid lubrication and seal, be provided with on lifting cylinder barrel (91) top and breathe interface (95), breathe interface (95) to be connected with closed fuel tank (1).
4. want the online hydraulic pressure acid filling equipment described in 1 according to right, it is characterized in that described sour tank (66) upper-end surface is provided with outlet valve (67), suction valve (68), sour tank (66) side is provided with acid gas neutralizing tank (64), outlet valve (67) outlet is connected with acid gas neutralizing tank (64) by pipeline (65), sour tank (66) side is provided with magnetic flap level gauge (71), magnetic flap level gauge (71) upper and lower end respectively arranges a magnetic switch, for automatically controlling the height of acid solution liquid level in sour tank (66), liquid level is lower than setting value, take out sour pump (62) to start, liquid level is higher than setting value, take out sour pump (62) to close.
5. want the online hydraulic pressure acid filling equipment described in 1 according to right, it is characterized in that described water pot (74) upper-end surface is provided with outlet valve (77), suction valve (80), water pot (74) side is provided with acid gas neutralizing tank (75), outlet valve (77) outlet is connected with acid gas neutralizing tank (75) by pipeline (76), arranges level meter (78) in water pot (74) side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610000458.6A CN105402173A (en) | 2016-01-04 | 2016-01-04 | On-line hydraulic acid filling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610000458.6A CN105402173A (en) | 2016-01-04 | 2016-01-04 | On-line hydraulic acid filling machine |
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| Publication Number | Publication Date |
|---|---|
| CN105402173A true CN105402173A (en) | 2016-03-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610000458.6A Pending CN105402173A (en) | 2016-01-04 | 2016-01-04 | On-line hydraulic acid filling machine |
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| CN (1) | CN105402173A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107503722A (en) * | 2017-08-30 | 2017-12-22 | 中国石油天然气股份有限公司 | A kind of acid filling sled for used in the online acidizing treatment of low-permeability oil deposit |
| CN107630868A (en) * | 2017-10-25 | 2018-01-26 | 中国有色(沈阳)泵业有限公司 | A kind of large-scale membrane pump hydraulic power and control unit |
| CN108316900A (en) * | 2018-03-01 | 2018-07-24 | 崔自力 | Efficient hydraulic augmented injection equipment |
| CN109488645A (en) * | 2018-12-03 | 2019-03-19 | 浙江中液机械设备有限公司 | A kind of multi-cylinder cone crusher oil pumping system |
| CN115163009A (en) * | 2022-07-06 | 2022-10-11 | 商丘睿控仪器仪表有限公司 | Underground large-volume liquid self-pumping system |
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2016
- 2016-01-04 CN CN201610000458.6A patent/CN105402173A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107503722A (en) * | 2017-08-30 | 2017-12-22 | 中国石油天然气股份有限公司 | A kind of acid filling sled for used in the online acidizing treatment of low-permeability oil deposit |
| CN107630868A (en) * | 2017-10-25 | 2018-01-26 | 中国有色(沈阳)泵业有限公司 | A kind of large-scale membrane pump hydraulic power and control unit |
| CN108316900A (en) * | 2018-03-01 | 2018-07-24 | 崔自力 | Efficient hydraulic augmented injection equipment |
| CN108316900B (en) * | 2018-03-01 | 2023-12-29 | 崔自力 | High-efficiency hydraulic injection increasing equipment |
| CN109488645A (en) * | 2018-12-03 | 2019-03-19 | 浙江中液机械设备有限公司 | A kind of multi-cylinder cone crusher oil pumping system |
| CN109488645B (en) * | 2018-12-03 | 2020-05-12 | 浙江中液机械设备有限公司 | Hydraulic lubricating system of multi-cylinder cone crusher |
| CN115163009A (en) * | 2022-07-06 | 2022-10-11 | 商丘睿控仪器仪表有限公司 | Underground large-volume liquid self-pumping system |
| CN115163009B (en) * | 2022-07-06 | 2023-08-18 | 商丘睿控仪器仪表有限公司 | Underground large-volume liquid autonomous pumping and draining system |
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Application publication date: 20160316 |