CN105909573A - Hydraulic energy-saving device - Google Patents
Hydraulic energy-saving device Download PDFInfo
- Publication number
- CN105909573A CN105909573A CN201610090645.8A CN201610090645A CN105909573A CN 105909573 A CN105909573 A CN 105909573A CN 201610090645 A CN201610090645 A CN 201610090645A CN 105909573 A CN105909573 A CN 105909573A
- Authority
- CN
- China
- Prior art keywords
- hydraulic
- hydraulic pump
- oil
- pump
- motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000003921 oil Substances 0.000 claims description 208
- 239000000446 fuel Substances 0.000 claims description 38
- 239000010720 hydraulic oil Substances 0.000 claims description 29
- 238000006073 displacement reaction Methods 0.000 claims description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- 238000000889 atomisation Methods 0.000 claims description 13
- 238000011176 pooling Methods 0.000 claims description 13
- 238000000605 extraction Methods 0.000 claims description 10
- 230000001360 synchronised effect Effects 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 6
- 239000007788 liquid Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H39/00—Rotary fluid gearing using pumps and motors of the volumetric type, i.e. passing a predetermined volume of fluid per revolution
- F16H39/04—Rotary fluid gearing using pumps and motors of the volumetric type, i.e. passing a predetermined volume of fluid per revolution with liquid motor and pump combined in one unit
-
- 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
- F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
-
- 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
- F15B11/17—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors using two or more pumps
-
- 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
- F15B21/04—Special measures taken in connection with the properties of the fluid
- F15B21/042—Controlling the temperature of the fluid
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/205—Systems with pumps
- F15B2211/20576—Systems with pumps with multiple pumps
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Hydraulic Motors (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a hydraulic energy-saving device, comprising an oil storage tank, a pressure oil pressure container, a first hydraulic pump, a second hydraulic pump, and at least a hydraulic motor. The first hydraulic pump and the second hydraulic pump drive coaxially and synchronously. The second hydraulic pump is arranged in the pressure oil pressure container. The oil suction of the first hydraulic pump is connected with the oil storage tank. The oil discharge outlet of the first hydraulic pump is connected with the pressure oil pressure container. The oil suction of the second hydraulic pump is arranged in the pressure oil pressure container. The oil discharge outlet of the second hydraulic pump is connected with the oil transportation port of the hydraulic motor. The oil discharge outlet of the hydraulic motor is connected with the oil storage tank. The unit oil discharge amount of the first hydraulic pump is larger than the unit oil discharge amount of the second hydraulic pump. The high use ratio hydraulic energy-saving device uses the characteristic that the oil discharge amount of a front-stage pressure pump is larger than the oil discharge amount of a rear-stage pressure pump, and pressurizes the rear-stage pressure pump to push the rear-stage pressure pump, so as to improve device efficiency and reduce power drive load.
Description
Technical field
The present invention relates to Hydraulic Field, particularly relate toA kind of hydraulic energy-saving device。
Background technology
Hydraulic pump is the dynamical element of hydraulic system, is by engine or motor-driven, sucks fluid from hydraulic oil container, forms pressure oil and discharges, delivers to a kind of element of executive component.Hydraulic pump is divided into gear pump, plunger displacement pump, vane pump and screw pump by structure.Hydraulic motor is a kind of executive component of hydraulic system, and the fluid pressure that hydraulic pump provides can be changed into the mechanical energy of its output shaft by it, is used for driving heavy load, existing equipment transformation efficiency is the highest, and performance is relatively low, and intermediate link loss is bigger, driving force is limited, needs oneNovelHigh performance hydraulic device.
Summary of the invention
The technical problem that present invention mainly solves is to provideA kind of hydraulic energy-saving device, by two pump stages connection being promoted turbines and hydraulic motor and utilizing unilateral bearing to separate each assembly, solving that existing equipment starts load relatively big, operation energy consumption is high, the problem that using energy source is insufficient.
For solving above-mentioned technical problem, the technical scheme that the present invention uses is: provideA kind of hydraulic energy-saving device, including:
One fuel reserve tank and pressure oil pressure vessel are set, by power-actuated first hydraulic pump and the second hydraulic pump and at least one hydraulic motor；First hydraulic pump and the second hydraulic pump are that coaxial synchronous drives, the power shaft of the first hydraulic pump and the second hydraulic pump is separately positioned with hydraulic motor output shaft or is connected with hydraulic motor by the first unilateral bearing, second hydraulic pump is arranged in pressure oil pressure vessel, the inlet port of the first hydraulic pump is connected to fuel reserve tank, the oil drain out of the first hydraulic pump is connected in pressure oil pressure vessel, the inlet port of the second hydraulic pump is arranged in pressure oil pressure vessel, the oil drain out of the second hydraulic pump is connected to the oil transportation mouth of hydraulic motor, pressure oil pressure vessel is connected to the second oil transportation mouth of hydraulic motor by overflow pipe or is directly connected to fuel reserve tank, the oil drain out of hydraulic motor is connected to fuel reserve tank；The unit oil drain quantity of the first hydraulic pump is more than the unit oil drain quantity of the second hydraulic pump；First hydraulic pump, by hydraulic oil input pressurization oil pressure container, produces supercharging so that the second automatic oil suction of hydraulic pump, alleviates power drive load, and hydraulic oil is exported to hydraulic motor by the second hydraulic pump, to drive hydraulic motor to realize power transmission output.
First hydraulic pump and the second hydraulic pump be in gear pump, plunger displacement pump, vane pump any one.
Hydraulic motor may is that sliding-vane motor, turbine assembly, gear motor, wedge shape force motor.
The unit oil drain quantity of the first hydraulic pump is than the high 5%-300% of unit oil drain quantity of the second hydraulic pump.
More preferably, the unit oil drain quantity of the first hydraulic pump is than the high 50%-200% of unit oil drain quantity of the second hydraulic pump.
The output shaft of hydraulic motor and the power shaft of the first hydraulic pump and the second hydraulic pump are coaxially disposed and pass through the first unilateral bearing and connect.
The unit oil drain quantity of the second hydraulic pump is 1.005-1.2 times of hydraulic motor unit oil drain quantity.
A kind of hydraulic energy-saving device, including:
One fuel reserve tank and pressure oil pressure vessel are set, by power-actuated first hydraulic pump and the second hydraulic pump and the hydraulic motor driven by hydraulic oil and the second hydraulic motor；
First hydraulic pump and the second hydraulic pump are that coaxial synchronous drives, the power shaft of the first hydraulic pump and the second hydraulic pump is separately positioned with the output shaft of hydraulic motor and the second hydraulic motor or is connected with hydraulic motor and the second hydraulic motor by the first unilateral bearing 5-1 and the second unilateral bearing 5-2, second hydraulic pump is arranged in pressure oil pressure vessel, the inlet port of the first hydraulic pump is connected to fuel reserve tank, the oil drain out of the first hydraulic pump is connected in pressure oil pressure vessel, the inlet port of the second hydraulic pump is arranged in pressure oil pressure vessel, the oil drain out of the second hydraulic pump is connected to the oil transportation mouth of hydraulic motor, the oil drain out of hydraulic motor is connected to fuel reserve tank；Pressure oil pressure vessel?Overflow pipe is connected to the oil transportation mouth of the second hydraulic motor, and the oil drain out of the second hydraulic motor is connected to fuel reserve tank；
The unit oil drain quantity of the first hydraulic pump is more than the unit oil drain quantity of the second hydraulic pump；First hydraulic pump is by hydraulic oil input pressurization oil pressure container, produce supercharging so that the second automatic oil suction of hydraulic pump, alleviate power drive load, hydraulic oil is exported to hydraulic motor and the second hydraulic motor by the second hydraulic pump, to drive hydraulic motor and the second hydraulic motor to realize power transmission output.
First hydraulic pump and the second hydraulic pump be in gear pump, plunger displacement pump, vane pump any one.
First hydraulic motor and the second hydraulic motor can be: sliding-vane motor, turbine assembly, gear motor, wedge shape force motor.
The unit oil drain quantity of the first hydraulic pump is than the high 5%-300% of unit oil drain quantity of the second hydraulic pump.
More preferably, the unit oil drain quantity of the first hydraulic pump is than the high 50%-200% of unit oil drain quantity of the second hydraulic pump.
The output shaft of hydraulic motor and the power shaft of the first hydraulic pump and the second hydraulic pump are coaxially disposed and pass through the first unilateral bearing and connect.
The unit oil drain quantity of the second hydraulic pump is 1.005-1.2 times of hydraulic motor unit oil drain quantity.
1-5 times of a diameter of second hydraulic pump diameter of hydraulic motor.
Optimal, 2 times of a diameter of second hydraulic pump diameter of hydraulic motor.
Second hydraulic motor is turbine assembly, turbine assembly includes atomizing disk, flow guiding disc, the first turbine, in the same direction control dish, the second turbine, centrifugal oil pooling hood and the turbine assembly housing being coaxially disposed, atomizing disk edge is symmetrically arranged with atomization hole slot, atomization hole slot, as turbine assembly oil-in, forms some oil extraction blades relative to the circularly symmetric setting of output shaft in centrifugal oil pooling hood.
Rotating coaxially between first turbine and the second turbine, flow guiding disc, the first turbine, in the same direction control dish, the second turbine coordinate discontinuity to form some shaped form oil circuits with turbine assembly housing.
The sidepiece of the first turbine forms some meniscate first turbine grooves, the sidepiece of control dish forms some lambdoid control flumes in the same direction in the same direction, the sidepiece of the second turbine forms some meniscate second turbine grooves, water conservancy diversion skewed slot and the first turbine groove, in the same direction control flume and the second turbine groove connect, to form some shaped form oil circuits.
The bottom surface of water conservancy diversion skewed slot, the first turbine groove, in the same direction control flume and the second turbine groove is taper.
The tapering of the bottom surface of water conservancy diversion skewed slot, the first turbine groove, in the same direction control flume and the second turbine groove is 1-5 degree.
The tapering of the bottom surface of water conservancy diversion skewed slot, the first turbine groove, in the same direction control flume and the second turbine groove is 1 degree.
Arranging multiple radiating fin in the outside wall surface of turbine assembly housing, radiating fin is arranged along longitudinal bearing of trend parallel interval of turbine assembly housing.
The height of the table wall that multiple radiating fins protrude out turbine assembly housing is at least 1mm.
Centrifugal oil pooling hood forms a circular mouth along output shaft bearing of trend, and oil extraction blade is tapered along circular mouth.
The invention has the beneficial effects as follows: the present inventionA kind of hydraulic energy-saving deviceUtilize the prime press pump oil drain quantity characteristic more than rear class hydraulic pump oil drain quantity, rear class hydraulic pump is pressurizeed, rear class hydraulic pump is produced and promotes, improve equipment effectiveness, alleviate driver load；Bottom the first turbine and herringbone deflector and the second turbine, process tapering, solve earial drainage problem and sealing problem, thus play power；By arranging unilateral bearing so that by resistance be, when the rotating speed of turbine is less than sliding-vane motor rotor, unilateral bearing works, now sliding-vane motor can be produced load, otherwise, as long as secondary speed alleviates load higher than the produced load of sliding-vane motor rotating speed to motive power.
Accompanying drawing explanation
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, required use in embodiment being described belowAccompanying drawingIt is briefly described, it should be apparent that, in describing belowAccompanying drawingIt is only some embodiments of the present invention, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to according to theseAccompanying drawingObtain otherAccompanying drawing, wherein:
Figure 1It is the present inventionA kind of hydraulic energy-saving deviceStructural representationFigure；
Figure 2It is the present inventionA kind of hydraulic energy-saving deviceThe structural representation of two hydraulic motors is installedFigure；
Figure 3It is the present inventionA kind of hydraulic energy-saving deviceStructural representation with turbine assemblyFigure；
Figure 4Be based onFigure 3The present inventionA kind of hydraulic energy-saving deviceThe package assembly signal of the turbine of one preferred embodiment, sliding-vane motor and plunger displacement pumpFigure；
Figure 5It is the present inventionA kind of hydraulic energy-saving deviceThe wedge shape force motor structural representation usedFigure；
Attached In figurenullThe mark of each parts is as follows: 1、Power input unit，2、Power shaft，3、First hydraulic pump，4、Second hydraulic pump，5-1、First unilateral bearing，5-11、Unilateral bearing inner surface，5-12、Unilateral bearing outer surface，5-2 the second unilateral bearing，5-21、Unilateral bearing inner surface，5-22、Unilateral bearing outer surface，6、Hydraulic motor，7、Atomizing disk，71、Atomization hole slot，72、House boss，73、House boss internal face，8、Second hydraulic motor，81、Deflector，811、Closure，812、Water conservancy diversion skewed slot，82、First turbine，821、First turbine groove，83、Control panel in the same direction，831、Control flume in the same direction，84、Second turbine，841、Second turbine groove，85、Oil extraction blade，86、Centrifugal oil pooling hood，861、Centrifugal oil pooling hood mouth，87、Hydraulic oil is thrown away the path of centrifugal oil pooling hood by oil extraction blade，88、Turbine assembly housing，881、Radiating fin，89、Hydraulic oil flow to，9、Output shaft，10、Fuel reserve tank，11、Pressure oil pressure vessel，12、Oil feed line，13、Overflow pipe，14、Oil return pipe，14-1、Second oil return pipe，15、Check valve，16、Generator.
Detailed description of the invention
Technical scheme in the embodiment of the present invention will be clearly and completely described below, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention, all other embodiments that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of protection of the invention.
A kind of hydraulic energy-saving device, including: a fuel reserve tank 10 and pressure oil pressure vessel 11 are set, by power-actuated first hydraulic pump 3 and the second hydraulic pump 4 and at least one hydraulic motor 6；Described first hydraulic pump 3 and the second hydraulic pump 4 drive for coaxial synchronous, the power shaft of described first hydraulic pump 3 and the second hydraulic pump 4 is separately positioned with hydraulic motor 6 output shaft or coaxially connected with hydraulic motor 6 output shaft 9 by the first unilateral bearing 5-1, described second hydraulic pump 4 is arranged in pressure oil pressure vessel 11, the inlet port of the first hydraulic pump 3 is connected to fuel reserve tank, the oil drain out of the first hydraulic pump 3 is connected in pressure oil pressure vessel 11, the inlet port of the second hydraulic pump 4 is arranged in pressure oil pressure vessel 11, the oil drain out of the second hydraulic pump 4 is connected to the oil transportation mouth of hydraulic motor 6, the overflow pipe 13 of described pressure oil pressure vessel 11 is connected to the second oil transportation mouth of hydraulic motor 6 or is directly connected to fuel reserve tank 10, the oil drain out of hydraulic motor 6 is connected to fuel reserve tank 10；The unit oil drain quantity of the first hydraulic pump 3 is more than the unit oil drain quantity of the second hydraulic pump 4；First hydraulic pump 3, by hydraulic oil input pressurization oil pressure container, produces supercharging so that the second automatic oil suction of hydraulic pump 4, alleviates power drive load, and hydraulic oil is exported to hydraulic motor 6 by the second hydraulic pump 4, to drive hydraulic motor 6 to realize power transmission output.
Embodiment 1
Refer toFigure 1, the embodiment of the present invention includes:
A kind of hydraulic energy-saving deviceIncluding: the first hydraulic pump the 3, second hydraulic pump 4 and the hydraulic motor 6 being coaxially disposed, the power shaft 2 of the first hydraulic pump 3 and the second hydraulic pump 4 is coaxially connected, the power shaft 2 of the first hydraulic pump 3 and the second hydraulic pump 4 is driven by power input unit 1, in the present embodiment, it is motor that power input unit 1 is selected, and the power shaft of the second hydraulic pump 4 is connected with the output shaft 9 of hydraulic motor 6 by the first unilateral bearing 5-1.It should be noted that the second hydraulic pump 4 is outside equipped with airtight pressure oil pressure vessel 11.
Fuel reserve tank 10 is connected to the inlet port of the first hydraulic pump 3 by oil feed line 12, the oil drain out of the first hydraulic pump 3 is connected to connect in pressure oil pressure vessel 11, the oil drain out of the first hydraulic pump connects check valve 15, hydraulic oil is avoided to reflux, the inlet port of the second hydraulic pump 4 is set directly in pressure oil pressure vessel 11, the hydraulic oil making pressurization can promote hydraulic pump to run, and promotes oil suction efficiency, and the oil drain out of the second hydraulic pump 4 is connected to the oil transportation mouth of hydraulic motor 6.Pressure oil pressure vessel 11 is additionally provided with overflow pipe 13, and overflow pipe 13 one end is connected to the second oil transportation mouth of hydraulic motor 6.The oil drain out of hydraulic motor 6 is connected to fuel reserve tank 10 by oil return pipe 14.The output shaft of hydraulic motor is connected to generator 16, is used for driving generating.
It should be noted that the unit discharge capacity of the first hydraulic pump 3 unit discharge capacity more than the second hydraulic pump 4, the unit discharge capacity of the second hydraulic pump 4 is more than the discharge capacity of hydraulic motor 6, and wherein the unit oil drain quantity of the first hydraulic pump is 4 times of the second hydraulic pump unit oil drain quantity.
In a preferred embodiment of the present invention, the unit oil drain quantity of the first hydraulic pump is 2 times of the second hydraulic pump unit oil drain quantity.
When the first hydraulic pump 3 is motor driven, the hydraulic oil of fuel reserve tank is exported in pressure oil pressure vessel 11 in the way of more than the demand of the second hydraulic pump 4 by the first hydraulic pump 3, pressure in pressure oil pressure vessel is improved, simultaneously because the power shaft series connection of the first hydraulic pump 3 and the second hydraulic pump 4, and driven by synchronization, therefore, when the second hydraulic pump 4 runs, due to the pressure effect in pressure oil pressure vessel 11, hydraulic oil can be operated by auxiliary pushing the second hydraulic pump, the second hydraulic pump 4 is made only to need when oil suction to consume a small amount of energy, and hydraulic oil is realized secondary pressurized.Simultaneously because the specific discharge of the first hydraulic pump 3 is passed through hydraulic motor 6 more than the specific discharge of the second hydraulic pump 4, the hydraulic oil having more in pressure oil pressure vessel 11 by overflow pipe 13, improve hydraulic motor 6 rotating speed.
In another embodiment, using the hydraulic motor of single input, now, the hydraulic oil having more in pressure oil pressure vessel 11 directly flows back to fuel reserve tank 10 by overflow pipe 13.
Existence due to the first unilateral bearing 5-1 so that hydraulic motor 6 output shaft that rotating speed is higher can drive the power shaft 2 of hydraulic pump to rotate, reduces the power consumption for motor.Realize energy-conservation.
Hydraulic motor is selected from: turbine motor, gear motor, sliding-vane motor, piston motor, wedge shape force motor.
Hydraulic pump is selected from: gear pump, plunger displacement pump, vane pump, screw pump.
Refer toFigure 5, optimal, hydraulic motor 6 is selectedDiagramWedge shape force motor.
A kind of hydraulic energy-saving device, including: a fuel reserve tank 10 and pressure oil pressure vessel 11 are set, by power-actuated first hydraulic pump 3 and the second hydraulic pump 4 and the hydraulic motor 6 driven by hydraulic oil and the second hydraulic motor 8；Described first hydraulic pump 3 and the second hydraulic pump 4 drive for coaxial synchronous, the power shaft of described first hydraulic pump 3 and the second hydraulic pump 4 is separately positioned with the output shaft of hydraulic motor 6 and the second hydraulic motor 8 or coaxially connected with the output shaft of hydraulic motor 6 and the second hydraulic motor 8 by the first unilateral bearing 5-1 and the second unilateral bearing 5-2, described second hydraulic pump 4 is arranged in pressure oil pressure vessel 11, the inlet port of the first hydraulic pump 3 is connected to fuel reserve tank, the oil drain out of the first hydraulic pump 3 is connected in pressure oil pressure vessel 11, the inlet port of the second hydraulic pump 4 is arranged in pressure oil pressure vessel 11, the oil drain out of the second hydraulic pump 4 is connected to the oil transportation mouth of hydraulic motor 6, the oil drain out of hydraulic motor 6 is connected to fuel reserve tank 10；The overflow pipe 13 of the 11 of pressure oil pressure vessel is connected to the oil transportation mouth of the second hydraulic motor 8, and the oil drain out of the second hydraulic motor 8 is connected to fuel reserve tank 10；The unit oil drain quantity of the first hydraulic pump 3 is more than the unit oil drain quantity of the second hydraulic pump 4；First hydraulic pump 3 is by hydraulic oil input pressurization oil pressure container 11, produce supercharging, make the second automatic oil suction of hydraulic pump 4, alleviate power drive load, hydraulic oil is exported to hydraulic motor 6 and the second hydraulic motor 8 by the second hydraulic pump 4, to drive hydraulic motor 6 and the second hydraulic motor 8 to realize power transmission output.
Embodiment 2
As Figure 2Shown in, compared to embodiment 1, the difference of embodiment 2 is, is provided with the second hydraulic motor 8, is characterized in particular in:
The power shaft of the first hydraulic pump 3 and the power shaft of the second hydraulic pump 4 are coaxially connected, between power shaft and the hydraulic motor 6 of the second hydraulic pump 4, the first unilateral bearing 5-1 is set, it is provided with the second unilateral bearing 5-2 between hydraulic motor 6 and the second hydraulic motor 8, the overflow pipe 13 of pressure oil pressure vessel 11 is connected to the oil transportation mouth of the second hydraulic motor 8, and the oil drain out of the second hydraulic motor 8 is connected to fuel reserve tank 10 by the second oil return pipe 14-1.
In the present embodiment, the unit discharge capacity of the first hydraulic pump 3 is more than the unit discharge capacity of the second hydraulic pump 4, and the unit discharge capacity of the second hydraulic pump 4 is more than the discharge capacity of hydraulic motor.
As a kind of preferred version, the unit discharge capacity of the first hydraulic pump 3 is 40L per minute, and the unit discharge capacity of the second hydraulic pump 4 is 20L per minute.
The discharge capacity that second hydraulic pump 4 rotates a circle, is available for hydraulic motor 6 and rotates 1.001 circles.
As a kind of preferred scheme, hydraulic motor 6 rotating speed is less than the second hydraulic motor 8 rotating speed, and sliding-vane motor all selected by hydraulic motor 6 and the second hydraulic motor.
Hydraulic motor is selected from: turbine motor, gear motor, sliding-vane motor, piston motor.
Hydraulic pump is selected from: gear pump, plunger displacement pump, vane pump, screw pump.
Refer toFigure 5, optimal, hydraulic motor 6 is selectedDiagramWedge shape force motor.
Embodiment 3
Refer toFigure 3ExtremelyFigure 4, compared to embodiment 2, the difference of the present embodiment is, the second hydraulic motor 8 is turbine assembly.Particularly as follows:
A kind of hydraulic energy-saving device, including: the power input unit 1 that is coaxially disposed, power shaft the 2, first hydraulic pump the 3, second hydraulic pump the 4, first unilateral bearing 5-1 the second unilateral bearing 5-2, hydraulic motor 6, atomizing disk 7, turbine assembly, output shaft 9, fuel reserve tank 10, pressure oil pressure vessel 11 and the oil return pipe 14 of hydraulic pump；Power shaft 2 drives the first hydraulic pump 3 and the second hydraulic pump 4 to rotate；Output shaft 9 is socketed turbine assembly and the second unilateral bearing 5-2 successively；Atomizing disk 7 and hydraulic motor 6 arranged coaxial；The second hydraulic pump 4 it is provided with in pressure oil pressure vessel 11；First hydraulic pump 3 is connected with fuel reserve tank 10 by oil feed line 12；Wherein, the oil drain quantity of the second hydraulic pump 4 is more than the oil drain quantity of hydraulic motor 6；The ratio of fuel delivery when oil drain quantity when the second hydraulic pump 4 rotation is turned around turns around with hydraulic motor 6 rotation is 1.001:1 ~ 1.2:1；First hydraulic pump 3 is by check valve assembly 15 oiling in pressure oil pressure vessel 11；The difference oil mass formed between first hydraulic pump 3 and the second hydraulic pump 4 is injected in turbine assembly, to promote turbine assembly to rotate symmetrically by overflow pipe 13；Sheathed the first unilateral bearing 5-1 being fastened in hydraulic motor 6 one side shaft portion of the end of power shaft 2；Sheathed the second unilateral bearing 5-2 being fastened in another side shaft portion of hydraulic motor 6 of the initiating terminal of output shaft 9；When turbine assembly rotating speed is less than hydraulic motor 6 rotating speed；Hydraulic motor 6 drives turbine assembly by the second unilateral bearing 5-2；Owing to the oil drain quantity of the second hydraulic pump 4 is more than the oil drain quantity of hydraulic motor 6, makes the hydraulic motor 6 rotation not to power shaft 2 form resistance by the first unilateral bearing 5-1, thus realize rotating by the first unilateral bearing 5-1 auxiliary input axis 2.
The power shaft of first hydraulic pump the 3, second hydraulic pump 4 is coaxially connected with the output shaft of hydraulic motor 6 and turbine assembly, the oil circuit of first hydraulic pump the 3, second hydraulic pump 4, hydraulic motor 6 and turbine assembly concatenation, refluxes fuel reserve tank 10 finally by oil return pipe 14.Particularly as follows:
nullOil feed line 12 one end puts in fuel reserve tank 10，Oil feed line 12 other end and the first hydraulic pump 3 are connected，First hydraulic pump 3 is gear pump，The oil drain out of gear pump connects check valve 15，Check valve 15 is arranged in pressure oil pressure vessel 11，Pressure oil pressure vessel 11 side is provided with overflow pipe 13 and is connected with the side of turbine assembly，The second hydraulic pump 4 it is provided with in pressure oil pressure vessel 11，Second hydraulic pump 4 is plunger displacement pump，The oil drain out of plunger displacement pump is connected with the oil-in of hydraulic motor 6，Hydraulic motor 6 is sliding-vane motor，The oil-out of sliding-vane motor is provided with pulverizer plate 7，Wherein atomizing disk 7 is provided with symmetrically arranged two atomization hole slots 71，Atomization hole slot 71 was arranged at the edge week of atomizing disk 7，Atomization hole slot 71 one end is connected with the oil drain out of sliding-vane motor，And it is atomized the water conservancy diversion skewed slot 812 that hole slot 71 is right against the flow guiding disc 81 of hydraulic package，Flow guiding disc 81 sidepiece forms spaced water conservancy diversion skewed slot 812 and closure 811，In first turbine 82 and the second turbine 84 rotation process of hydraulic package，This water conservancy diversion skewed slot 812 and closure 811 are alternately turned on or close the oil circuit of hydraulic package；Atomization hole slot 71 is connected with the input port of turbine assembly, the top of turbine assembly is provided with oil return pipe 14, hydraulic oil flows out from fuel reserve tank 10, through gear pump, enter pressure oil pressure vessel 11, wherein a road flows into from the side of turbine assembly through overflow pipe 13, another road, through plunger displacement pump and sliding-vane motor, enters turbine assembly after atomization, and the hydraulic oil of the mixing in turbine assembly flows back to fuel reserve tank 10 eventually through oil return pipe 14；
It should be noted that and refer toFigure 5, optimal, hydraulic motor 6 uses wedge shape force motor.
nullThe power shaft of plunger displacement pump is coaxially connected with the power shaft of gear pump，The power shaft other end of plunger displacement pump is connected with the output shaft of sliding-vane motor by the first unilateral bearing 5-1，Power shaft 2 is connected with the first unilateral bearing inner surface 5-12 of the first unilateral bearing 5-1，The first unilateral bearing outer surface 5-11 of the first unilateral bearing 5-1 is stuck on the output shaft of sliding-vane motor，The output shaft other end of sliding-vane motor is connected with the output shaft 9 of turbine assembly by the second unilateral bearing 5-2，Wherein，The second unilateral bearing inner surface 5-21 of the second unilateral bearing 5-2 is connected with output shaft，The second unilateral bearing outer surface 5-22 of the second unilateral bearing 5-2 is stuck in the collecting boss internal face 73 housing boss 72 of pulverizer plate 7，The second unilateral bearing inner surface 5-21 of the second unilateral bearing 5-2 is connected with the output shaft 9 of turbine assembly.
Turbine assembly includes flow guiding disc the 81, first turbine 82 being coaxially disposed, in the same direction control dish the 83, second turbine 84, is centrifuged oil pooling hood 86 and turbine assembly housing 88, forms some oil extraction blades 85 relative to the circularly symmetric setting of output shaft 8 in centrifugal oil pooling hood 86.Rotate coaxially between first turbine 82 and the second turbine 84, flow guiding disc 81, first turbine 82, control dish 83 in the same direction, second turbine 84 coordinates discontinuity to form some shaped form oil circuits with turbine assembly housing 88, centrifugal oil pooling hood 86 forms a circular mouth 861 along output shaft 9 bearing of trend, oil extraction blade 85 is tapered along circular mouth 861, for convenience of heat radiation, surface configuration at turbine assembly housing 88 has radiating fin 881, radiating fin is arranged along longitudinal bearing of trend parallel interval of turbine assembly housing 88, the height of the table wall that multiple radiating fins 881 protrude out turbine assembly housing 88 is 1mm.
It should be noted that, in one embodiment of the present of invention, the sidepiece of the first turbine 82 forms some meniscate first turbine grooves 821, the sidepiece of control dish 83 forms some lambdoid control flume 831 in the same direction in the same direction, the sidepiece of the second turbine 84 forms some meniscate second turbine grooves 841, water conservancy diversion skewed slot 812 connects with the first turbine groove 821, in the same direction control flume 831 and the second turbine groove 841, to form some shaped form oil circuits.
Water conservancy diversion skewed slot the 812, first turbine groove 821, the in the same direction bottom surface of control flume 831 and the second turbine groove 841 are the taper of 1-5 degree.
In a preferred version of the present embodiment, water conservancy diversion skewed slot the 812, first turbine groove 821, the in the same direction tapering of the bottom surface of control flume 831 and the second turbine groove 841 are 1 degree.
The oil drain quantity of gear pump is 50-110 liter per minute, and the oil drain quantity of plunger displacement pump is 30-90 liter per minute.
The oil drain quantity of gear pump is preferably 70-90 liter per minute, and the oil drain quantity of plunger displacement pump is 50-70 liter per minute.
The diameter of sliding-vane motor is 1-5 times of the distance in the hole of two corresponding pistons of plunger displacement pump, is 2-3 times further.
During equipment low-speed running, gear pump and plunger displacement pump synchronous axial system, sliding-vane motor and pressure oil pressure vessel 11 are at reserve liquid oil mass and pressure, and due to the existence of the first unilateral bearing 5-1, now sliding-vane motor not necessarily can rotate, when equipment full-speed operation, when sliding-vane motor rotating speed can exceed the drive shaft speed of power input unit 1 motor, first unilateral bearing 5-1 starts working, now, sliding-vane motor 5 drives plunger displacement pump to rotate by the first unilateral bearing 5-1 in turn, alleviates the power output of power input unit 1 and makes blade horseDa DaPassing to output device to higher rotating speed and torsion, the power shaft of plunger displacement pump rotates the fluid flow of a circle output makes sliding-vane motor rotate 1.01-1.05 circle.
nullLiquid in sliding-vane motor produces atomization shape liquid by orifice，The first turbine groove 821 and the second turbine groove 841 of the second turbine 84 of the first turbine 82 is impacted again by the control flume in the same direction 831 of the water conservancy diversion skewed slot 812 on deflector 81 and control panel 83 in the same direction，Liquid in pressure oil pressure vessel 11 is input to the first turbine 81 by overflow pipe 13 simultaneously，First turbine 82 and the second turbine 84 are rotated，When the first turbine 82 turns to closure 811，The closure 811 of the atomization diversed plate of shape liquid 81 is closed，Atomization shape expansion of liquids is made to produce high pressure，When the first turbine 82 is rotated further，First turbine 82 turn to water conservancy diversion skewed slot 812 identical time，The liquid expanded produces more great outburst and tries hard to recommend dynamic first turbine 82 and the second turbine 84 quick rotation，The first turbine 82 and the second turbine 84 is made to produce bigger torsion and rotating speed.
By the hydraulic oil after turbine assembly by oil extraction blade 85, thrown away after the path 87 of centrifugal oil pooling hood throws away along hydraulic oil by oil extraction blade, come back to fuel reserve tank 10 through oil return pipe 14.
Second unilateral bearing 5-2 is set between output shaft and the output shaft of turbine assembly of sliding-vane motor, when turbine assembly rotating speed is higher than sliding-vane motor, the output shaft 9 only having turbine assembly exports, when turbine assembly rotating speed is less than sliding-vane motor, due to the second unilateral bearing 5-2 effect so that sliding-vane motor drives the output shaft 9 of turbine assembly to export.
First hydraulic pump 3 includes gear pump, plunger displacement pump, vane pump, screw pump.
High usage of the present inventionA kind of hydraulic energy-saving deviceProvide the benefit that:
One, utilize the prime press pump oil drain quantity characteristic more than rear class hydraulic pump oil drain quantity, rear class hydraulic pump is pressurizeed, rear class hydraulic pump is produced and promotes, improve equipment effectiveness, alleviate driver load；
Two, bottom the first turbine and herringbone deflector and the second turbine, process tapering, solve earial drainage problem and sealing problem, thus play power；
Three, by arranging single direction turning mechanism so that by resistance be, when the rotating speed of turbine is less than sliding-vane motor rotor, single direction turning mechanism works, now sliding-vane motor can be produced load, otherwise, as long as secondary speed alleviates load higher than the produced load of sliding-vane motor rotating speed to motive power.
These are only embodiments of the invention, not thereby limit the scope of the claims of the present invention, every equivalent structure utilizing description of the invention content to be made or equivalence flow process conversion, or be directly or indirectly used in other relevant technical field.
Claims (32)
1. a hydraulic energy-saving device, it is characterised in that including:
One fuel reserve tank (10) and pressure oil pressure vessel (11) are set, by power-actuated first hydraulic pump (3) and the second hydraulic pump (4) and at least one hydraulic motor (6)；
nullDescribed first hydraulic pump (3) and the second hydraulic pump (4) are that coaxial synchronous drives，The power shaft of described first hydraulic pump (3) and the second hydraulic pump (4) is separately positioned with hydraulic motor (6) output shaft or is connected with hydraulic motor (6) by the first unilateral bearing (5-1)，Described second hydraulic pump (4) is arranged in pressure oil pressure vessel (11)，The inlet port of the first hydraulic pump (3) is connected to fuel reserve tank，The oil drain out of the first hydraulic pump (3) is connected in pressure oil pressure vessel (11)，The inlet port of the second hydraulic pump (4) is arranged in pressure oil pressure vessel (11)，The oil drain out of the second hydraulic pump (4) is connected to the oil transportation mouth of hydraulic motor (6)，Described pressure oil pressure vessel (11) is connected to the second oil transportation mouth of hydraulic motor (6) by overflow pipe (13) or is directly connected to fuel reserve tank (10)，The oil drain out of hydraulic motor (6) is connected to fuel reserve tank (10)；
The unit oil drain quantity of described first hydraulic pump (3) is more than the unit oil drain quantity of the second hydraulic pump (4)；First hydraulic pump (3) is by hydraulic oil input pressurization oil pressure container, produce supercharging so that the second hydraulic pump (4) oil suction automatically, alleviate power drive load, hydraulic oil is exported to hydraulic motor (6) by described second hydraulic pump (4), to drive hydraulic motor (6) to realize power transmission output.
A kind of hydraulic energy-saving device the most according to claim 1, it is characterised in that described first hydraulic pump (3) and the second hydraulic pump (4) be in gear pump, plunger displacement pump, vane pump any one.
A kind of hydraulic energy-saving device the most according to claim 1, it is characterised in that described hydraulic motor (6) is sliding-vane motor.
A kind of hydraulic energy-saving device the most according to claim 1, it is characterised in that described hydraulic motor (6) is turbine assembly.
A kind of hydraulic energy-saving device the most according to claim 1, it is characterised in that described hydraulic motor (6) is gear motor.
A kind of hydraulic energy-saving device the most according to claim 1, it is characterised in that described hydraulic motor (6) is wedge shape force motor.
A kind of hydraulic energy-saving device the most according to claim 1, it is characterised in that the unit oil drain quantity of described first hydraulic pump (3) is than the unit oil drain quantity height 5%-300% of the second hydraulic pump (4).
A kind of hydraulic energy-saving device the most according to claim 7, it is characterised in that the unit oil drain quantity of described first hydraulic pump (3) is than the unit oil drain quantity height 50%-200% of the second hydraulic pump (4).
A kind of hydraulic energy-saving device the most according to claim 1, it is characterised in that the output shaft of described hydraulic motor (6) is with the power shaft of the first hydraulic pump (3) and the second hydraulic pump (4) is coaxially arranged and passes through the first unilateral bearing (5-1) connection.
A kind of hydraulic energy-saving device the most according to claim 1, it is characterised in that 1.005-1.2 times that unit oil drain quantity is hydraulic motor (6) unit oil drain quantity of described second hydraulic pump (4).
11. 1 kinds of hydraulic energy-saving devices, it is characterised in that including:
One fuel reserve tank (10) and pressure oil pressure vessel (11) are set, by power-actuated first hydraulic pump (3) and the second hydraulic pump (4) and the hydraulic motor (6) driven by hydraulic oil and the second hydraulic motor (8)；
nullDescribed first hydraulic pump (3) and the second hydraulic pump (4) are that coaxial synchronous drives，The power shaft of described first hydraulic pump (3) and the second hydraulic pump (4) is separately positioned with the output shaft of hydraulic motor (6) and the second hydraulic motor (8) or is connected with hydraulic motor (6) and the second hydraulic motor (8) by the first unilateral bearing 5-1 and the second unilateral bearing 5-2，Described second hydraulic pump (4) is arranged in pressure oil pressure vessel (11)，The inlet port of the first hydraulic pump (3) is connected to fuel reserve tank，The oil drain out of the first hydraulic pump (3) is connected in pressure oil pressure vessel (11)，The inlet port of the second hydraulic pump (4) is arranged in pressure oil pressure vessel (11)，The oil drain out of the second hydraulic pump (4) is connected to the oil transportation mouth of hydraulic motor (6)，The oil drain out of hydraulic motor (6) is connected to fuel reserve tank (10)；(11) of pressure oil pressure vessel are connected to the oil transportation mouth of the second hydraulic motor (8) by overflow pipe (13), and the oil drain out of the second hydraulic motor (8) is connected to fuel reserve tank (10)；
The unit oil drain quantity of described first hydraulic pump (3) is more than the unit oil drain quantity of the second hydraulic pump (4)；First hydraulic pump (3) is by hydraulic oil input pressurization oil pressure container (11), produce supercharging, make the second hydraulic pump (4) oil suction automatically, alleviate power drive load, hydraulic oil is exported to hydraulic motor (6) and the second hydraulic motor (8) by described second hydraulic pump (4), to drive hydraulic motor (6) and the second hydraulic motor (8) to realize power transmission output.
12. a kind of hydraulic energy-saving devices according to claim 11, it is characterised in that described first hydraulic pump (3) and the second hydraulic pump (4) be in gear pump, plunger displacement pump, vane pump any one.
13. a kind of hydraulic energy-saving devices according to claim 11, it is characterised in that described hydraulic motor (6) and the second hydraulic motor (8) are sliding-vane motor.
14. a kind of hydraulic energy-saving devices according to claim 11, it is characterised in that described hydraulic motor (6) and the second hydraulic motor (8) are gear motor.
15. a kind of hydraulic energy-saving devices according to claim 11, it is characterised in that described hydraulic motor (6) and the second hydraulic motor (8) are turbine assembly.
16. a kind of hydraulic energy-saving devices according to claim 11, it is characterised in that described hydraulic motor (6) and the second hydraulic motor (8) are wedge shape force motor.
17. a kind of hydraulic energy-saving devices according to claim 11, it is characterised in that the unit oil drain quantity of described first hydraulic pump (3) is than the unit oil drain quantity height 5%-300% of the second hydraulic pump (4).
18. a kind of hydraulic energy-saving devices according to claim 17, it is characterised in that the unit oil drain quantity of described first hydraulic pump (3) is than the unit oil drain quantity height 50%-200% of the second hydraulic pump (4).
19. a kind of hydraulic energy-saving devices according to claim 11, it is characterized in that, the output shaft of described hydraulic motor (6) and the power shaft of the first hydraulic pump (3) and the second hydraulic pump (4) is coaxially arranged and is connected by the first unilateral bearing (5-1), the output shaft other end of described hydraulic motor (6) is connected with the output shaft of the second hydraulic motor (8) by the second unilateral bearing (5-2).
20. a kind of hydraulic energy-saving devices according to claim 11, it is characterised in that 1.005-1.2 times that unit oil drain quantity is hydraulic motor (6) unit oil drain quantity of described second hydraulic pump (4).
21. a kind of hydraulic energy-saving devices according to claim 11, it is characterised in that 1-5 times of a diameter of second hydraulic pump diameter of described hydraulic motor (6).
22. a kind of hydraulic energy-saving devices according to claim 21, it is characterised in that 2 times of a diameter of second hydraulic pump diameter of described hydraulic motor (6).
23. a kind of hydraulic energy-saving devices according to claim 15, it is characterized in that, described second hydraulic motor (8) is turbine assembly, described turbine assembly includes coaxially arranged atomizing disk (7), flow guiding disc (81), first turbine (82), control dish (83) in the same direction, second turbine (84), centrifugal oil pooling hood (86) and turbine assembly housing (88), described atomizing disk (7) edge is symmetrically arranged with atomization hole slot (71), atomization hole slot is as described turbine assembly oil-in, some oil extraction blades (85) relative to output shaft (8) circularly symmetric layout are formed in described centrifugal oil pooling hood (86).
24. a kind of hydraulic energy-saving devices according to claim 23, it is characterized in that, rotating coaxially between first turbine (82) and the second turbine (84), flow guiding disc (81), the first turbine (82), in the same direction control dish (83), the second turbine (84) coordinate discontinuity to form some shaped form oil circuits with turbine assembly housing (88).
25. a kind of hydraulic energy-saving devices according to claim 24, it is characterized in that, the sidepiece of described first turbine (82) forms some meniscate first turbine grooves (821), the sidepiece of the described dish of control in the same direction (83) forms some lambdoid control flumes in the same direction (831), the sidepiece of described second turbine (84) forms some meniscate second turbine grooves (841), described water conservancy diversion skewed slot (812) connects with the first turbine groove (821), in the same direction control flume (831) and the second turbine groove (841), to form described some shaped form oil circuits.
26. a kind of hydraulic energy-saving devices according to claim 25, it is characterised in that the bottom surface of described water conservancy diversion skewed slot (812), the first turbine groove (821), in the same direction control flume (831) and the second turbine groove (841) is taper.
27. a kind of hydraulic energy-saving devices according to claim 26, it is characterised in that the tapering of the bottom surface of described water conservancy diversion skewed slot (812), the first turbine groove (821), in the same direction control flume (831) and the second turbine groove (841) is 1-5 degree.
28. a kind of hydraulic energy-saving devices according to claim 27, it is characterised in that the tapering of the bottom surface of described water conservancy diversion skewed slot (812), the first turbine groove (821), in the same direction control flume (831) and the second turbine groove (841) is 1 degree.
29. a kind of hydraulic energy-saving devices according to claim 23, it is characterised in that described centrifugal oil pooling hood (86) forms a circular mouth (861) along output shaft (9) bearing of trend, and described oil extraction blade (85) is tapered along circular mouth (861).
30. a kind of hydraulic energy-saving devices according to claim 23, it is characterised in that arrange multiple radiating fin (881) in the outside wall surface of described turbine assembly housing (88).
31. a kind of hydraulic energy-saving devices according to claim 30, it is characterised in that radiating fin (881) is arranged along longitudinal bearing of trend parallel interval of described turbine assembly housing (88).
32. a kind of hydraulic energy-saving devices according to claim 31, it is characterised in that the height of the table wall that the plurality of radiating fin (881) protrudes out turbine assembly housing (88) is at least 1mm.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2015100920408 | 2015-02-19 | ||
| CN201510092040 | 2015-02-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105909573A true CN105909573A (en) | 2016-08-31 |
Family
ID=56691988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610090645.8A Pending CN105909573A (en) | 2015-02-19 | 2016-02-18 | Hydraulic energy-saving device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105909573A (en) |
| WO (1) | WO2016131427A1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107575439A (en) * | 2017-10-10 | 2018-01-12 | 哈尔滨理工大学 | A kind of novel high speed Energy Saving Hydraulic Fluids filter |
| CN108317043A (en) * | 2017-01-18 | 2018-07-24 | 杰能动力工业股份有限公司 | Wind-force photoelectricity driving device |
| CN109890675A (en) * | 2016-09-02 | 2019-06-14 | 斯泰克波尔国际工程产品有限公司 | Dual input pump and system |
| CN111463682A (en) * | 2020-04-10 | 2020-07-28 | 安徽佑赛科技股份有限公司 | Water-cooling heat dissipation device for intelligent distribution transformer terminal |
| CN113431757A (en) * | 2021-06-25 | 2021-09-24 | 江苏可奈力机械制造有限公司 | High-efficiency high-speed microminiature hydraulic pump |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10238614A1 (en) * | 2002-08-17 | 2004-02-26 | Claas Selbstfahrende Erntemaschinen Gmbh | Oil volume compensation in the oil circuit of the hydraulic drive of a self-propelled machine |
| JP2005188674A (en) * | 2003-12-26 | 2005-07-14 | Hitachi Constr Mach Co Ltd | Pump control device for construction machine |
| CN101230586A (en) * | 2007-01-23 | 2008-07-30 | 浙江工业大学 | Hydraulic device for balancing torque output of combustion engine |
| CN102011767A (en) * | 2009-06-22 | 2011-04-13 | 嫩青利勃海尔-维克股份有限公司 | Hydraulic system |
| CN102434540A (en) * | 2011-11-29 | 2012-05-02 | 兴化市开源船舶机械有限公司 | Hydraulic oil pump station device for ships |
| CN202765256U (en) * | 2012-07-30 | 2013-03-06 | 天津港轮驳有限公司 | Emergency control device of full circle swinging tug rotating machine |
| CN102966634A (en) * | 2012-11-16 | 2013-03-13 | 无锡汇虹机械制造有限公司 | Hydraulic pump station energy saving method applicable to load pressure |
| CN205991039U (en) * | 2015-02-19 | 2017-03-01 | 江苏金鼎汽车科技有限公司 | A kind of hydraulic energy-saving device |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11201278A (en) * | 1998-01-12 | 1999-07-27 | Komatsu Ltd | Running driving device of hydraulic driving type working vehicle and its control method |
| JP5587098B2 (en) * | 2009-09-08 | 2014-09-10 | コスモ石油ルブリカンツ株式会社 | Hydraulic oil power saving effect evaluation apparatus and power saving effect evaluation method using the same |
| CN103206334B (en) * | 2013-04-03 | 2015-10-21 | 浙江大学 | A kind of low-speed direct driving hydraulic power generation device from sea current and controlling method thereof |
-
2016
- 2016-02-18 WO PCT/CN2016/074074 patent/WO2016131427A1/en active Application Filing
- 2016-02-18 CN CN201610090645.8A patent/CN105909573A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10238614A1 (en) * | 2002-08-17 | 2004-02-26 | Claas Selbstfahrende Erntemaschinen Gmbh | Oil volume compensation in the oil circuit of the hydraulic drive of a self-propelled machine |
| JP2005188674A (en) * | 2003-12-26 | 2005-07-14 | Hitachi Constr Mach Co Ltd | Pump control device for construction machine |
| CN101230586A (en) * | 2007-01-23 | 2008-07-30 | 浙江工业大学 | Hydraulic device for balancing torque output of combustion engine |
| CN102011767A (en) * | 2009-06-22 | 2011-04-13 | 嫩青利勃海尔-维克股份有限公司 | Hydraulic system |
| CN102434540A (en) * | 2011-11-29 | 2012-05-02 | 兴化市开源船舶机械有限公司 | Hydraulic oil pump station device for ships |
| CN202765256U (en) * | 2012-07-30 | 2013-03-06 | 天津港轮驳有限公司 | Emergency control device of full circle swinging tug rotating machine |
| CN102966634A (en) * | 2012-11-16 | 2013-03-13 | 无锡汇虹机械制造有限公司 | Hydraulic pump station energy saving method applicable to load pressure |
| CN205991039U (en) * | 2015-02-19 | 2017-03-01 | 江苏金鼎汽车科技有限公司 | A kind of hydraulic energy-saving device |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109890675A (en) * | 2016-09-02 | 2019-06-14 | 斯泰克波尔国际工程产品有限公司 | Dual input pump and system |
| CN108317043A (en) * | 2017-01-18 | 2018-07-24 | 杰能动力工业股份有限公司 | Wind-force photoelectricity driving device |
| CN108317043B (en) * | 2017-01-18 | 2020-02-21 | 杰能动力工业股份有限公司 | Wind power photoelectric driving device |
| CN107575439A (en) * | 2017-10-10 | 2018-01-12 | 哈尔滨理工大学 | A kind of novel high speed Energy Saving Hydraulic Fluids filter |
| CN111463682A (en) * | 2020-04-10 | 2020-07-28 | 安徽佑赛科技股份有限公司 | Water-cooling heat dissipation device for intelligent distribution transformer terminal |
| CN113431757A (en) * | 2021-06-25 | 2021-09-24 | 江苏可奈力机械制造有限公司 | High-efficiency high-speed microminiature hydraulic pump |
| CN113431757B (en) * | 2021-06-25 | 2022-02-22 | 江苏可奈力机械制造有限公司 | High-efficiency high-speed microminiature hydraulic pump |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2016131427A1 (en) | 2016-08-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105909573A (en) | Hydraulic energy-saving device | |
| CN205991039U (en) | A kind of hydraulic energy-saving device | |
| CN102840134A (en) | Hydraulic control mechanism for vanes | |
| CN203306629U (en) | Paste pump feeding device | |
| WO2010009629A1 (en) | A hydrodynamic cooling fan for a cooling tower with high efficiency and saving-energy | |
| CN2924153Y (en) | Hydraulic transmission | |
| CN102927236A (en) | Hydraulic torque converter for special transport vehicle | |
| CN201884915U (en) | Engine oil pump with double oil outlets | |
| CN103899727B (en) | A kind of large-tonnage loader fluid torque-converter | |
| CN203742894U (en) | Hollow shaft directly driven type multi-stage low-speed large-torque hydraulic motor | |
| CN204805049U (en) | A class sloping cam plate axial hydraulic pump is joined in marriage to valve soon to five plungers | |
| CN103277340A (en) | Double-direction volute for turbine pump and utilization method thereof | |
| CN201258859Y (en) | Water pump for hydroturbine | |
| CN103264875A (en) | Feeding device for paste pump | |
| CN112324674A (en) | Self-operated steam-water separation pump | |
| CN112762024B (en) | Double-shaft bidirectional-transmission spiral axial-flow oil-gas mixed transmission pump | |
| CN103899725B (en) | A kind of slow-speed of revolution road roller fluid torque-converter | |
| CN102777389A (en) | Secure, reliable and strong self-priming centrifugal pump | |
| CN207396046U (en) | A kind of gearbox adds the buncher experimental rig that gear pump hydraulic system loads | |
| CN204004272U (en) | A kind of slow-speed of revolution road roller fluid torque converter | |
| CN203796890U (en) | Hydraulic transmission | |
| CN2839744Y (en) | Hydraulic transmission box | |
| CN107061103A (en) | Energy transition device | |
| CN102817835B (en) | Blade stretches controlled vane pump | |
| CN201354841Y (en) | Novel hydrodynamic gear-shifting system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |