CN202090959U - Gear type synchronous split-flow motor and hydraulic system adopting same - Google Patents
Gear type synchronous split-flow motor and hydraulic system adopting same Download PDFInfo
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- CN202090959U CN202090959U CN2011201920667U CN201120192066U CN202090959U CN 202090959 U CN202090959 U CN 202090959U CN 2011201920667 U CN2011201920667 U CN 2011201920667U CN 201120192066 U CN201120192066 U CN 201120192066U CN 202090959 U CN202090959 U CN 202090959U
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- 230000001360 synchronised effect Effects 0.000 title claims abstract description 57
- 239000003921 oil Substances 0.000 claims abstract description 157
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 13
- 238000007789 sealing Methods 0.000 claims description 25
- 150000001875 compounds Chemical class 0.000 claims description 16
- 239000000945 filler Substances 0.000 claims description 14
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000009826 distribution Methods 0.000 abstract description 2
- 230000035945 sensitivity Effects 0.000 abstract 1
- 239000000543 intermediate Substances 0.000 description 22
- 230000000694 effects Effects 0.000 description 12
- 230000005540 biological transmission Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 230000008878 coupling Effects 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 5
- 238000005859 coupling reaction Methods 0.000 description 5
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- 239000007788 liquid Substances 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 230000009993 protective function Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- 238000005272 metallurgy Methods 0.000 description 1
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Abstract
The utility model relates to a gear type synchronous split-flow motor and a hydraulic system adopting the same. The gear type synchronous split-flow motor includes an upper end cover, a lower end cover and a motor main body, wherein an oil inlet cavity, driving gears, driven gears and oil outlet cavities are arranged on the motor main body; all the oil inlet cavity and the oil outlet cavities are communicated with the outside; all the driving gears and the driven gears are rotationally arranged on the motor main body; all the axes of the driving gears and all the axes of the driven gears are on two parallel straight lines respectively; gear shafts of the driving gears or gear shafts of the driven gears are mutually fixed together; and one side of each of the driving gears and the driven gears which are meshed is positioned in the oil inlet cavity, while the other sides of the driving gears and the driven gears are positioned in the individual oil outlet cavities. The gear type synchronous split-flow motor realizes equal quantity distribution as hydraulic oil flows from the oil inlet cavity to each oil outlet cavity is equal in quantity; and the gear type synchronous split-flow motor and the hydraulic system adopting the same further have the advantages of high synchronous precision, higher efficiency, lower cost, no sensitivity to oil product viscosity and strong pollution-resistant ability.
Description
Technical field
The utility model relates to the hydraulic system of a kind of gear type synchronized splitter motor and formation thereof, in particular, relates in particular to and a kind of hydraulic oil in the oil suction chamber is assigned to out the gear type synchronized splitter motor in the oil pocket and the hydraulic system of formation thereof equally.
Background technique
Hydraulic transmission technology, be to utilize oil hydraulic pump the mechanical energy of prime mover to be converted to the pressure energy of liquid, energy is transmitted in variation by the fluid pressure energy, transmission through various control valves and pipeline, can be converted to mechanical energy to fluid pressure by means of hydraulic actuator (oil hydraulic cylinder or motor), thereby drive operation mechanism, realize straight reciprocating motion and rotation motion.Liquid wherein is called working medium, is generally mineral oil, and its effect and transmission components such as the belt in the mechanical transmission, chain and gear are similar.Hydraulic transmission has many outstanding advantages, and it has been widely used in industries such as iron and steel, metallurgy, mine, building, engineering machinery.
But, only rely on existing hydraulic element, also can't resolve the problems that hydraulic transmission technology exists at the accurate distribution of flow, less aspects such as power loss.For example, if several motors or oil hydraulic cylinder by same oil sources fuel feeding parallel operation, and on each branch road without any the control of mode, bear the circulation of at first starting working of minimum load so, after its stroke was finished, the second little load was started working again, and the like.But this operating mode pattern is not the pattern that needs usually, therefore need be divided into total pump duty a series of partial discharges, and the motor of several parallel operations or oil hydraulic cylinder are opened simultaneously, arrives specified position simultaneously; Rely on existing hydraulic transmission technology, it is very complicated to solve the required control mode of this technical problem, and does not reach and control effect preferably.Also have, in giving the process that the axle supplying lubricating oil that overlaps the friction bearings is housed, require to guarantee to supply the lubricant oil of equivalent more to each bearing; Adopt the existing lubricant fuel system, implement very difficult.
Summary of the invention
The utility model is in order to overcome the shortcoming of above-mentioned technical problem, provides a kind of hydraulic oil in the oil suction chamber is assigned to out the gear type synchronized splitter motor in the oil pocket and the hydraulic system of formation thereof equally.
Gear type synchronized splitter motor of the present utility model, its specialization is: comprise upper end cap, lower end cap and be arranged at upper end cap and lower end cap between motor body, described motor body be provided with an oil suction chamber, at least two driving gears, the driven gears that equate with the driving gear number and equate with the driven gear number go out oil pocket; Described oil suction chamber and each go out oil pocket and all communicate with the external world; Described driving gear and driven gear all are arranged on the motor body by gear shaft rotationally, the axis of the axis of the gear shaft of all driving gears and the gear shaft of all driven gears lays respectively on two straight lines that are parallel to each other, and the gear shaft of driving gear or the gear shaft of driven gear are fixed with each other; One side of driving gear that is meshed and driven gear is arranged in oil suction chamber, and opposite side is arranged in the single oil pocket that goes out.Upper end cap and lower end cap are used to realize seal action; Oil suction chamber has only one, and the filler opening that communicates with oil suction chamber can be for a plurality of; One goes out the corresponding oil outlet of oil pocket; Driving gear and driven gear are arranged on the motor body rotationally by gear shaft.Because one group of driving gear that is meshed and driven gear one side are positioned at oil suction chamber, opposite side is positioned at one and goes out oil pocket, and the gear shaft of driving gear and driven gear is fixedlyed connected, this just makes that entering into each oil mass that goes out oil pocket by oil suction chamber in the gear rotating process equates, has realized the mean allocation effect to hydraulic oil.
Gear type synchronized splitter motor of the present utility model, described motor body is provided with and is used for overflow valve body that the maximum oil pressure value that in the oil pocket is limited, and described overflow valve body comprises and goes out spill cavity that oil pocket is connected, is arranged at spill cavity and the return spring that goes out the sealing plug between the oil pocket and be connected and be used for spill cavity is sealed with sealing plug; The quantity of described overflow valve body equates with the quantity that goes out oil pocket.The overflow valve body can limit the oil pressure value that goes out in the oil pocket, has realized the protection to diffluence motor effectively, prevented with go out the pipeline that oil pocket is connected in during overpressure to the damage of diffluence motor; By the pressure effect of return spring to sealing plug, when overpressure, can use pressure oil in the oil pocket and back down sealing plug and flow out by spill cavity, realized protective function; Force value in going out oil pocket returns to limit value when following, and sealing plug is return under the effect of return spring, realizes the seal action to spill cavity, and pressure oil normally flows out.Adopt the return spring of different spring ratios, can realize different force value adjustings.
Gear type synchronized splitter motor of the present utility model, described oil suction chamber communicates with the external world by the filler opening that is arranged on the motor body, describedly singlely goes out oil pocket and communicates with the external world by the oil outlet that is arranged on the motor body; The quantity of described filler opening is 1～11, and the quantity of described oil outlet is 2～12.The filler opening that quantity does not wait is set, can realizes different oil inlet quantities; A plurality of oil outlets are set can be controlled a plurality of hydraulic actuators.
Gear type synchronized splitter motor of the present utility model, described motor body comprise and the gear matched body and the intermediate between two gear matched bodies of gear matched, topmost and gear matched body bottom match with upper end cap and lower end cap respectively; Be provided with on described upper end cap, intermediate and the lower end cap and be used for the cylindrical cavity that matches with gear shaft; Described gear matched body is provided with and is used for the cavity that matches with driving gear and driven gear, and the height of this cavity equates with the width of gear; Between described upper end cap and the gear matched body, between gear matched body and the intermediate and be provided with the sealing gasket that seals between gear matched body and the lower end cap.Motor body is set to gear matched body and intermediate two-part, helps the manufacturing of motor body, is convenient to process the satisfactory workpiece of dimensional parameters; The height of gear matched body upper plenum is set to equate with the width of gear that this has just guaranteed that the hydraulic oil in the oil suction chamber only just can enter into out in the oil pocket in the gear rotating process, has guaranteed that also each goes out the hydraulic pressure oil mass that flows out in the oil pocket and equates.The cylindrical cavity that matches with gear shaft that is provided with on upper end cap, intermediate and the lower end cap has guaranteed the smooth rotation of gear.Sealing gasket is set, has avoided the excessive of hydraulic oil.
Gear type synchronized splitter motor of the present utility model, the periphery of described sealing gasket also are provided with the inside that extends to upper end cap and lower end cap and through at least one locating stud of gear matched body and intermediate; The periphery of described sealing gasket also is provided with through at least three fixed drawing-rods of upper end cap, gear matched body, intermediate and lower end cap, wherein the two ends of two fixed drawing-rods have been provided with the bearing of fixation, and described single bearing is fixed on two fixed drawing-rods by nut.Locating stud has been realized the positioning action to upper end cap, gear matched body, intermediate and lower end cap; Fixed drawing-rod has promptly been realized the spacing fixation to upper end cap, gear matched body, intermediate and lower end cap, also can by with the cooperating of bearing, gear type synchronized splitter motor of the present utility model is fixed on the supporting surface.
The hydraulic system that constitutes by gear type synchronized splitter motor of the present utility model, comprise the hydraulic buttery valve, return tube and the some hydraulic actuators to be driven that are used to provide hydraulic oil to be shunted, its specialization is: the oil outlet of described hydraulic buttery valve is connected with the oil suction chamber of gear type synchronized splitter motor, each oil outlet of described gear type synchronized splitter motor is connected with single hydraulic actuator by pilot operated compound relief valve, and the return opening of described pilot operated compound relief valve is connected with return tube.The effect that pilot operated compound relief valve is set is the effective protection that realizes gear type synchronized splitter motor; when with go out the pipeline that oil pocket is connected in pressure when surpassing setting value; pilot operated compound relief valve will be opened the return opening that is connected with return tube, so as to keep the synchronized splitter motor go out pressure in the oil pocket in a certain scope.
The hydraulic system that constitutes by gear type synchronized splitter motor of the present utility model, oil pipe between described hydraulic buttery valve and the gear type synchronized splitter motor is provided with one-way throttle valve, and the oil pipe between described pilot operated compound relief valve and the hydraulic actuator is provided with Pilot operated check valve.Pilot operated check valve can be realized the pressurize effect.
The beneficial effects of the utility model are: the utility model is by being provided with the oil suction chamber that is connected with filler opening, what a plurality of and single oil outlet was connected goes out oil pocket and organizes driving gear and the driven gear that is meshed more, and driving gear that is meshed and driven gear one side are positioned at oil suction chamber, opposite side is arranged in oil pocket, and the coaxial rotation by driving gear shaft and driven gear shaft, realized that flowing into each hydraulic oil that goes out in the oil pocket by oil suction chamber is equivalent, realized equivalent mean allocation to hydraulic oil, guaranteed that the hydraulic oil that is flow in the hydraulic actuator by oil outlet is equivalent, avoided the inequality stroke motion of executive component; The utility model is set to gear matched body and intermediate by motor body, has guaranteed the convenient processing and the dimensional accuracy of motor body; Gear type synchronized splitter motor of the present utility model, the quantity of its filler opening can be 1～11, oil outlet is 2～12, has made things convenient for use.Hydraulic system of the present utility model, by the gear type synchronized splitter motor that is connected with oil sources is set, and on the oil outlet of synchronized splitter motor, pilot operated compound relief valve is set, not only realize equating of the hydraulic pressure oil mass that flows out by the oil outlet of gear type synchronized splitter motor, also guaranteed the unlikely setting value that surpasses of force value in the synchronized splitter motor.Gear type synchronized splitter motor of the present utility model also has the synchronization accuracy height, efficient is higher, cost is lower, and advantage that contamination resistance strong insensitive to oil viscosity.
Description of drawings
Fig. 1 is the principle schematic of gear type synchronized splitter motor of the present utility model;
Fig. 2 is the sectional view of gear type synchronized splitter motor of the present utility model;
Fig. 3 is the sectional view of gear type synchronized splitter motor of the present utility model;
Fig. 3 is the schematic diagram of hydraulic system of the present utility model.
Among the figure: 1 upper end cap, 2 lower end caps, 3 gear matched bodies, 4 intermediates, 5 filler openings, 6 oil suction chambers, 7 driving gears, 8 gear shafts, 9 driven gears, 10 gear shafts, 11 go out oil pocket, 12 oil outlets, 13 coupling shafts, 14 locating studs, 15 fixed drawing-rods, 16 bearings, 17 hydraulic buttery valves, 18 pilot operated compound relief valves, 19 oil hydraulic cylinders, 20 gear type synchronized splitter motors, 21 one-way valves, 22 one-way throttle valves, 23 one-way valves, 24 Pilot operated check valves, 25 sealing gaskets, 26 spill cavities, 27 ball sealers, 28 return springs.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing and embodiment.
As shown in Figure 1, provided the schematic diagram of gear type synchronized splitter motor of the present utility model, it comprises filler opening 5, oil suction chamber 6, driving gear 7, gear shaft 8, goes out oil pocket 11, oil outlet 12, coupling shaft 13; Also comprise driven gear, it does not draw in the drawings.Filler opening 5 is connected with oil suction chamber 6, goes out oil pocket 11 and is connected with oil outlet 12, and the gear shaft 8 of driving gear 7 interconnects by coupling shaft 13, has so just guaranteed all driving gears 7 and the same angular turn of the driven gear that is meshed with it.So just realized that entering into each oil mass that goes out oil pocket by oil suction chamber equates, realized the equivalent of hydraulic oil is distributed.
As shown in Figures 2 and 3, all provided the sectional view of gear type synchronized splitter motor of the present utility model, and the section among Fig. 2 and Fig. 3 is perpendicular; As shown in the figure, gear type synchronized splitter motor of the present utility model comprises upper end cap 1, lower end cap 2, gear matched body 3, intermediate 4, filler opening 5, oil suction chamber 6, driving gear 7, gear shaft 8, driven gear 9, gear shaft 10, goes out oil pocket 11, oil outlet 12, coupling shaft 13, locating stud 14, fixed drawing-rod 15, bearing 16, sealing gasket 25, spill cavity 26, ball sealer 27, return spring 28; Be the motor body of being made up of gear matched body 3 and intermediate 4 between shown upper end cap 1 and the lower end cap 2, shown intermediate 4 according to the number of designed oil outlet, is chosen the quantity of gear matched body 3 and intermediate 4 between two gear matched bodies 3; If design two oil outlets, then select two gear matched bodies 3, an intermediate for use, if design three oil outlets, then select 3 gear matched bodies 3, two intermediates for use, and the like.
Filler opening 5 is connected with oil suction chamber 6, oil outlet 12 with go out oil pocket 11 and be connected.Shown intermediate 4 is between two gear matched bodies 3, and upper end cap 1 is used for matching with the gear matched body 3 of the top, and lower end cap 2 is used for matching with the gear matched body 3 of below.Offer the cavity that matches with driving gear 7 and driven gear 9 on the gear matched body 3, upper end cap 1, intermediate 4, lower end cap 2 are provided with the cylindrical cavity that matches with gear shaft (8,10), driving gear 7 and driven gear 9 are arranged on the cavity of gear matched body 3 rotationally by gear shaft (8,10) respectively, and two adjacent driving gear 7 and driven gears 9 are meshed.The axis of the gear shaft 8 of all driving gears 7 is located on the same line, and these gear shafts are connected by coupling shaft 13, and this has just guaranteed the same angular turn of all driving gears 7, and drives the same angular turn of all driven gears; The gear shaft 8 of all driven gears 9 is positioned on the straight line that parallels with the axis of the gear shaft 8 of driving gear, and the distance between the axis of driving gear 7 and driven gear 9 should satisfy: after driving gear 7 and driven gear 9 are installed by corresponding gear shaft, should guarantee that driving gear 7 and driven gear 9 are in the engaging position just.One group of driving gear that is meshed 7 is positioned at oil suction chamber with a side of driven gear 9, opposite side is positioned at one and goes out oil pocket, like this in driving gear and the normal engagement driving process of driven gear, guaranteed that entering into each hydraulic pressure oil mass that goes out oil pocket by oil suction chamber 6 equates, and do not rotate and oil suction chamber and going out under the situation that has pressure difference between the oil pocket at gear, pressure oil can not entered into out in the oil pocket by oil suction chamber yet, has excellent sealing performance.
Each goes out oil pocket 11 and also is provided with coupled logical overflow valve body, each overflow valve body is made up of spill cavity 26, ball sealer 27 and return spring 28, spill cavity 26 with go out oil pocket 11 and be connected, one end of return spring 28 is connected with ball sealer 27, the other end is fixedly installed on the motor body, ball sealer 27 is arranged on spill cavity 26 and goes out between the oil pocket 11, support force effect by return spring 28, realization is to the sealing of spill cavity 26, make under normal circumstances, pressure oil flows out by oil outlet, rather than flows out by spill cavity.When overpressure, can use pressure oil in the oil pocket and back down sealing plug and flow out by spill cavity, realized protective function; Force value in going out oil pocket returns to limit value when following, and sealing plug is return under the effect of return spring, realizes the seal action to spill cavity, and pressure oil normally flows out.In when design, can with the perpendicular position of oil outlet 12 on spill cavity is set.
In order to realize seal action, between upper end cap 1 and the gear matched body 3, between gear matched body 3 and the intermediate 4 and also be provided with sealing gasket 15 between lower end cap 2 and the gear matched body 3, realized oil suction chamber and the sealing that goes out oil pocket internal hydraulic pressure oil have been prevented the excessive of hydraulic oil.Locating stud 14 is arranged on the periphery of sealing gasket 25, its through gear matched body 3 and intermediate 4 and extend into upper end cap 1 and lower end cap 2 in, realized fixation.Fixed drawing-rod 15 is arranged on the periphery of sealing gasket 25, and through upper end cap 1, gear matched body 3, intermediate 4 and lower end cap 2, and its two ends are fixed with bearing 16 by nut; Gear type synchronized splitter motor of the present utility model can be fixedly installed on the supporting surface by the bearing 16 that is arranged on two ends, be convenient to install and fix.
As shown in Figure 4, provided the schematic diagram of the hydraulic system that is made of gear type synchronized splitter motor of the present utility model, it comprises hydraulic pressure battery valve 17, pilot operated compound relief valve 18, oil hydraulic cylinder 19, gear type synchronized splitter motor 20, one-way valve 21, one-way throttle valve 22, one-way valve 23, Pilot operated check valve 24; The oil outlet of shown hydraulic pressure battery valve 17 is connected with the filler opening 5 of gear type synchronized splitter motor 20, four oil outlets 12 of gear type synchronized splitter motor 20 all are connected with four oil hydraulic cylinders 19 respectively with Pilot operated check valve 24 by pilot operated compound relief valve 18, and the return opening of pilot operated compound relief valve 18 is connected with reflow pipe.By pilot operated compound relief valve 18 is set, when the pressure of gear type synchronized splitter motor 20 oil outlets is excessive, reflux by pilot operated compound relief valve 18, realized protection to synchronized splitter motor 20.
Pilot operated compound relief valve 18 has prevented to produce too high pressure because of pressurization causes the motor outlet in synchronized splitter motor 20 runnings, surpasses the working pressure that motor allows.Simultaneously, even also guaranteed to have in the oil circuit oil hydraulic cylinder to fulfil whole stroke ahead of schedule, other oil hydraulic cylinder still can be finished its working stroke.One-way valve 21 and one-way valve 23 can guarantee that every chamber of synchronized splitter motor 20 can both keep the pressure minimum of an about 4bar, and wherein the cracking pressure of one-way valve 23 is 1bar, and the cracking pressure of one-way valve 21 is 5bar.Assurance system pressure minimum is very important, more than figure is an example, and when wherein an oil hydraulic cylinder had been finished whole stroke, shunt had been that other slow oil hydraulic cylinders continue operation still, at this moment, the pressure minimum of system has just guaranteed that fastest oil hydraulic cylinder emptying phenomenon can not take place.
The function of one-way throttle valve 22 is: when high pressure oil when pump flow into oil hydraulic cylinder, the effect of synchronized splitter motor 20 is to collect the oil return of hydraulic jack and the conformity of dependable flow.At this moment the effect of one-way throttle valve 22 is exactly to prevent that syncmotor from moving according to the speed of fast hydraulic jack, and causes other oil hydraulic cylinder in time not caught up with.Particularly when hydraulic jack carried out backhaul and has load, the falling state of for example conducting oneself with dignity must be equipped with such valve in the loop.The function of Pilot operated check valve 24 is: gear type synchronized splitter motor 20 does not possess the pressurize effect, and hydraulic jack such as need pressurize must add the hydraulic control Pilot operated check valve.
Claims (8)
1. gear type synchronized splitter motor, it is characterized in that: comprise upper end cap (1), lower end cap (2) and be arranged at upper end cap and lower end cap between motor body, described motor body be provided with an oil suction chamber (6), at least two driving gears (7), the driven gear (9) that equates with the driving gear number and equate with the driven gear number go out oil pocket (11); Described oil suction chamber and each go out oil pocket and all communicate with the external world; Described driving gear and driven gear all are arranged on the motor body by gear shaft rotationally, the axis of the gear shaft (10) of the axis of the gear shaft of all driving gears (8) and all driven gears lays respectively on two straight lines that are parallel to each other, and the gear shaft of driving gear or the gear shaft of driven gear are fixed with each other; One side of the driving gear that is meshed (7) and driven gear (9) is arranged in oil suction chamber (6), and opposite side is arranged in the single oil pocket (11) that goes out.
2. gear type synchronized splitter motor according to claim 1, it is characterized in that: described motor body is provided with and is used for overflow valve body that the maximum oil pressure value that in the oil pocket (11) is limited, and described overflow valve body comprises and goes out spill cavity (26) that oil pocket is connected, is arranged at spill cavity and the return spring (28) that goes out the sealing plug between the oil pocket and be connected and be used for spill cavity is sealed with sealing plug; The quantity of described overflow valve body equates with the quantity that goes out oil pocket.
3. gear type synchronized splitter motor according to claim 2 is characterized in that: described sealing plug is a ball sealer.
4. gear type synchronized splitter motor according to claim 1, it is characterized in that: described oil suction chamber (6) communicates with the external world by the filler opening (5) that is arranged on the motor body, describedly singlely goes out oil pocket (11) and communicates with the external world by the oil outlet (12) that is arranged on the motor body; The quantity of described filler opening is 1～11, and the quantity of described oil outlet is 2～12.
5. gear type synchronized splitter motor according to claim 1 and 2, it is characterized in that: described motor body comprises and the gear matched body (3) of gear matched and the intermediate (4) between two gear matched bodies that the top and gear matched body bottom match with upper end cap (1) and lower end cap (2) respectively; Be provided with on described upper end cap, intermediate and the lower end cap and be used for the cylindrical cavity that matches with gear shaft (8,10); Described gear matched body is provided with and is used for the cavity that matches with driving gear (7) and driven gear (7), and the height of this cavity equates with the width of gear; Between described upper end cap and the gear matched body, between gear matched body and the intermediate and be provided with the sealing gasket (25) that seals between gear matched body and the lower end cap.
6. gear type synchronized splitter motor according to claim 5 is characterized in that: the periphery of described sealing gasket (25) also is provided with the inside that extends to upper end cap (1) and lower end cap (2) and through at least one locating stud (14) of gear matched body (3) and intermediate (4); The periphery of described sealing gasket (25) also is provided with at least three fixed drawing-rods (15) through upper end cap, gear matched body, intermediate and lower end cap, wherein the two ends of two fixed drawing-rods have been provided with the bearing (16) of fixation, and described single bearing is fixed on two fixed drawing-rods by nut.
7. hydraulic system that constitutes based on the described gear type synchronized splitter of claim 1 motor, comprise the hydraulic buttery valve (17), return tube and the some hydraulic actuators to be driven that are used to provide hydraulic oil to be shunted, it is characterized in that: the oil outlet of described hydraulic buttery valve is connected with the oil suction chamber (6) of gear type synchronized splitter motor (20), each oil outlet of described gear type synchronized splitter motor is connected with single hydraulic actuator by pilot operated compound relief valve (18), and the return opening of described pilot operated compound relief valve is connected with return tube.
8. hydraulic system according to claim 5, it is characterized in that: the oil pipe between described hydraulic buttery valve (17) and the gear type synchronized splitter motor (20) is provided with one-way throttle valve (22), and the oil pipe between described pilot operated compound relief valve (18) and the hydraulic actuator is provided with Pilot operated check valve (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201920667U CN202090959U (en) | 2011-06-09 | 2011-06-09 | Gear type synchronous split-flow motor and hydraulic system adopting same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201920667U CN202090959U (en) | 2011-06-09 | 2011-06-09 | Gear type synchronous split-flow motor and hydraulic system adopting same |
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| Publication Number | Publication Date |
|---|---|
| CN202090959U true CN202090959U (en) | 2011-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201920667U Expired - Fee Related CN202090959U (en) | 2011-06-09 | 2011-06-09 | Gear type synchronous split-flow motor and hydraulic system adopting same |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103206422A (en) * | 2013-02-23 | 2013-07-17 | 郑州大学 | Hydraulic synchronizer utilizing single output shaft general hydraulic motors |
| CN104895861A (en) * | 2015-06-24 | 2015-09-09 | 中国农业大学 | Variable synchronous flow divider |
| CN104963906A (en) * | 2015-06-24 | 2015-10-07 | 中国农业大学 | Variable synchronization flow divider |
| CN107605842A (en) * | 2017-10-11 | 2018-01-19 | 长治市潞安合力机械有限责任公司 | A kind of gear-type hydraulic synchronizer |
| CN107740747A (en) * | 2017-10-13 | 2018-02-27 | 三汽车起重机械有限公司 | The control method of speed limit hydraulic motor, crane and motor rotary speed |
-
2011
- 2011-06-09 CN CN2011201920667U patent/CN202090959U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103206422A (en) * | 2013-02-23 | 2013-07-17 | 郑州大学 | Hydraulic synchronizer utilizing single output shaft general hydraulic motors |
| CN104895861A (en) * | 2015-06-24 | 2015-09-09 | 中国农业大学 | Variable synchronous flow divider |
| CN104963906A (en) * | 2015-06-24 | 2015-10-07 | 中国农业大学 | Variable synchronization flow divider |
| CN107605842A (en) * | 2017-10-11 | 2018-01-19 | 长治市潞安合力机械有限责任公司 | A kind of gear-type hydraulic synchronizer |
| CN107740747A (en) * | 2017-10-13 | 2018-02-27 | 三汽车起重机械有限公司 | The control method of speed limit hydraulic motor, crane and motor rotary speed |
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