CN104803312A - Mechanical and hydraulic integrated dynamic compactor and driving system thereof - Google Patents
Mechanical and hydraulic integrated dynamic compactor and driving system thereof Download PDFInfo
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- CN104803312A CN104803312A CN201510214028.XA CN201510214028A CN104803312A CN 104803312 A CN104803312 A CN 104803312A CN 201510214028 A CN201510214028 A CN 201510214028A CN 104803312 A CN104803312 A CN 104803312A
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- gear
- clutch
- driving system
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- epicyclic reduction
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/14—Power transmissions between power sources and drums or barrels
- B66D1/22—Planetary or differential gearings, i.e. with planet gears having movable axes of rotation
- B66D1/225—Planetary or differential gearings, i.e. with planet gears having movable axes of rotation variable ratio or reversing gearing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/14—Power transmissions between power sources and drums or barrels
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
- E02D3/02—Improving by compacting
- E02D3/046—Improving by compacting by tamping or vibrating, e.g. with auxiliary watering of the soil
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- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Soil Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
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- General Engineering & Computer Science (AREA)
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Abstract
The invention discloses a driving system of a mechanical and hydraulic integrated dynamic compactor. The driving system comprises an engine, a planetary reducer, a winching device, a main pump, a winching brake oil cylinder and a winching clutch oil cylinder, wherein the planetary reducer comprises a steering gear unit, a planetary reduction mechanism and a first clutch; the steering gear unit is connected with an input shaft of the planetary reducer; the input shaft is connected in a driving manner with the engine; the first clutch is connected with an output shaft of the steering gear unit and the planetary reduction mechanism; the winching device is connected with the output shaft of the planetary reduction mechanism. The driving system adopts the planetary reducer and is more compact in structure by the steering gear unit; in comparison with an existing gearbox, the planetary reducer has the advantages of compact structure, small size and small floor space; meanwhile, the first clutch can be used for realizing separation and reunion of the engine and the planetary reduction mechanism, so unnecessary abrasion of the planetary reduction mechanism is reduced, and the service life is prolonged. The invention also discloses a mechanical and hydraulic integrated dynamic compactor comprising the driving system.
Description
Technical field
The present invention relates to technical field of engineering machinery, particularly a kind of driving system of machine liquid integral type dynamic compaction machinery.Also relate to a kind of machine liquid integral type dynamic compaction machinery comprising this driving system.
Background technology
In recent years, China's capital construction facility market of construction starts accelerated growth, dynamic consolidation construction technology in engineering construction and environmental protection coordination development and application in refuse landfill, desert foundation, reclaim fields from the sea, reinforcement of soft soil, the process such as airfield runway sclerosis.These projects apply dynamic consolidation construction technology rationally and effectively, thus substantially reduce the construction period, save construction investment, achieve good economic and social benefit.Dynamic compaction machinery is the important construction machinery and equipment used in dynamic consolidation construction technology, is that one is frequently promoted by elevator machinery, transfers weight, the machine of the HI high impact energy compacting foundation utilizing weight height drop to produce.
The bont of dynamic compaction machinery adopts hydrostatic drive, mechanical drive or the transmission of machine liquid integral type usually, wherein, hydrostatic drive is by Hydraulic Pump, HM Hydraulic Motor transmission, there is adjusting function good, the advantages such as arrangement convenience, but driving efficiency comparatively mechanical drive still has deficiency, along with the prolongation of period of service, efficiency reduces than very fast.Pure mechanical drive is due to complicated structure, and the shortcomings such as volume is large, current Application comparison is few.The transmission of machine liquid integral type, namely machinery combines with hydrostatic drive, has mechanical drive and hydraulicdriven advantage concurrently, commercially applies more at present.
Power is passed to hydraulic coupler by diesel engine through high-elastic coupler by the driving system of existing a kind of machine liquid integral type dynamic compaction machinery, auxiliary gear box is passed to again through resilient pin coupler, auxiliary gear box is drop-gear box, drop-gear box carries out power distribution, part power passes to hydraulic efficiency pressure system main pump by elastic coupling, for controlling dynamic compaction machinery walking, revolution and pilot system; Another part power by drop-gear box internal gear slow down after pass to lifting big gear wheel, promote big gear wheel drive master winch, for weight lifting and transfer.But the auxiliary gear box of machine liquid integral type dynamic compaction machinery is gear case, oad is large, and be not easy to platform and arrange, and messenger chain all on one wire, cause platform lateral dimension longer, structure is not compact.And driving engine and gear case keep being in transmission connection under any action, although do not need drop-gear box to carry out transmission of power, accelerate the wearing and tearing of the gear of gear case, reduce service life all always.In addition, drop-gear box and master winch are by exposed gear external toothing transmission, and setting accuracy requires high, and lubricating condition is restricted, and is not easy to proofing dust and protecting.
In sum, the structure how solving the driving system of machine liquid integral type dynamic compaction machinery is not compact, and size is large, takes up room large, not easily arranges, and the problem that service life is low, become those skilled in the art's problem demanding prompt solution.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of driving system of machine liquid integral type dynamic compaction machinery, to reduce its size, compact form, reduce space hold, be convenient to arrange, reduce unnecessary gear wear, improve service life.
Another object of the present invention is to provide a kind of machine liquid integral type dynamic compaction machinery comprising this driving system, compact form, reduces space hold, is convenient to arrange, improves service life.
For achieving the above object, the invention provides following technical scheme:
A driving system for machine liquid integral type dynamic compaction machinery, comprising:
Driving engine;
Epicyclic reduction gear, there is steering gear group, planetary gear speed reducing mechanism and first clutch, described steering gear group is connected with the input shaft of described epicyclic reduction gear, described input shaft is connected with described engine drive, and described first clutch connects the output shaft of described steering gear group and described planetary gear speed reducing mechanism;
Winding plant, is connected with the mouth of described planetary gear speed reducing mechanism;
Main pump, is connected with the input shaft of described epicyclic reduction gear, and is arranged in hydraulic efficiency pressure system;
Elevator brake cylinder, is arranged in hydraulic efficiency pressure system, for braking described winding plant;
Elevator clutch oil cylinder, is arranged in hydraulic efficiency pressure system, for the mouth of winding plant described in clutch and described planetary gear speed reducing mechanism.
Preferably, in above-mentioned driving system, described steering gear group comprises:
First finishing bevel gear cuter, is fixed on the input shaft of described epicyclic reduction gear;
Second finishing bevel gear cuter, engages with described first finishing bevel gear cuter, and is fixed on the output shaft of described steering gear group.
Preferably, in above-mentioned driving system, described planetary gear speed reducing mechanism is secondary planetary gear group, comprising:
First sun gear, its rotating shaft is connected with described first clutch;
First planet gear, engages with described first sun gear;
Activity pinion carrier, can rotate around described first sun gear, and support described first planet gear;
Internally toothed annulus, can rotate around described first sun gear, have the first internally toothed annulus and the second internally toothed annulus, described first internally toothed annulus and described first planet gears meshing, the mouth of described internally toothed annulus is connected with described winding plant;
Second sun gear, is fixedly connected with the rotating shaft of described activity pinion carrier;
Second planetary wheel, engages with described second sun gear and described second internally toothed annulus;
Fixed carrier, the second planetary wheel described in support and connection.
Preferably, in above-mentioned driving system, described epicyclic reduction gear also comprises drg, and described drg is connected with the rotating shaft of described first sun gear, for braking described planetary gear speed reducing mechanism.
Preferably, in above-mentioned driving system, described epicyclic reduction gear also comprises:
First gear, is fixed on the output shaft of described steering gear group;
Third planet gear, with described first gears meshing;
Second clutch, is fixed in the rotating shaft of described third planet gear, and is connected with the clutch of described activity pinion carrier.
Preferably, in above-mentioned driving system, described first clutch and described second clutch are hydraulic-driven clutch.
Preferably, in above-mentioned driving system, also comprise turbine transformer, described turbine transformer connects the input shaft of described driving engine and described epicyclic reduction gear.
Preferably, in above-mentioned driving system, also comprise main valve, described main valve is arranged in hydraulic efficiency pressure system, and is connected with described main pump, for controlling changing-breadth system, running gear, rotary system and pilot system.
Present invention also offers a kind of machine liquid integral type dynamic compaction machinery, comprise driving system, running gear, changing-breadth system, rotary system and pilot system, described driving system is the driving system described in above any one.
Compared with prior art, the invention has the beneficial effects as follows:
The driving system of machine liquid integral type dynamic compaction machinery provided by the invention have employed epicyclic reduction gear, epicyclic reduction gear has steering gear group, planetary gear speed reducing mechanism and first clutch, steering gear group is connected with the input shaft of epicyclic reduction gear, this input shaft is connected with engine drive, first clutch connects output shaft and the planetary gear speed reducing mechanism of steering gear group, and winding plant is connected with the mouth of planetary gear speed reducing mechanism; Main pump is connected with the input shaft of planetary reduction gear, and is arranged in hydraulic efficiency pressure system.By steering gear group, the power of driving engine is divided into two-way, leading up to first clutch, planetary gear speed reducing mechanism is connected with winding plant, and drive winding plant, another road is connected with main pump, carries out fluid control by hydraulic efficiency pressure system to winding plant.Substitute existing drop-gear box by epicyclic reduction gear, due to epicyclic reduction gear structure comparatively drop-gear box there is compact conformation, the advantage that size is little, therefore, take up room little, and epicyclic reduction gear adopts steering gear group, makes structural arrangement compacter; Simultaneously, first clutch in epicyclic reduction gear can realize the power of driving engine and the clutch of planetary gear speed reducing mechanism, thus when not needing to carry out elevator operation, first clutch disconnects the connection of driving engine and planetary gear speed reducing mechanism, racing of the engine, decrease the wearing and tearing that planetary gear speed reducing mechanism is unnecessary, improve service life.
Machine liquid integral type dynamic compaction machinery provided by the invention is owing to have employed the driving system in the application, and therefore have the advantage of this driving system, make the compact conformation of machine liquid integral type dynamic compaction machinery, size is little, and take up room little, service life is improved.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
The connection diagram of a kind of machine liquid integral type dynamic compaction machinery that Fig. 1 provides for the embodiment of the present invention;
The connection sketch of a kind of driving system of the machine liquid integral type dynamic compaction machinery that Fig. 2 provides for the embodiment of the present invention;
The connection sketch of the second driving system of the machine liquid integral type dynamic compaction machinery that Fig. 3 provides for the embodiment of the present invention;
The connection sketch of the third driving system of the machine liquid integral type dynamic compaction machinery that Fig. 4 provides for the embodiment of the present invention;
The hydraulic efficiency pressure system connection diagram of the machine liquid integral type dynamic compaction machinery that Fig. 5 provides for the embodiment of the present invention.
Wherein, 1 be driving engine, 2 be turbine transformer, 3 be epicyclic reduction gear, 4 be winding plant, 5 be main pump, 6 be elevator brake cylinder, 7 be elevator clutch oil cylinder, 8 be main valve, 9 be play button, 10 for controller;
31 be the first finishing bevel gear cuter, 32 is the second finishing bevel gear cuter, 33 be the first sun gear, 34 is first planet gear, 35 be the second sun gear for internally toothed annulus, 351 be the first internally toothed annulus, 352 is the second internally toothed annulus, 36,37 second planetary wheels, 38 first gears, 39 third planet gears, B be drg, C1 is first clutch, C2 is second clutch, H1 is activity pinion carrier, H2 is fixed carrier.
Detailed description of the invention
Core of the present invention there is provided a kind of driving system of machine liquid integral type dynamic compaction machinery, to reduce its size, compact form, reduces space hold, and convenient layout, improves service life.
Present invention also offers a kind of machine liquid integral type dynamic compaction machinery comprising this driving system.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Please refer to Fig. 1 and Fig. 2, embodiments provide a kind of driving system of machine liquid integral type dynamic compaction machinery, hereinafter referred to as driving system, comprise driving engine 1, epicyclic reduction gear 3, winding plant 4, main pump 5, elevator brake cylinder 6 and elevator clutch oil cylinder 7; Wherein, epicyclic reduction gear 3 comprises steering gear group, planetary gear speed reducing mechanism and first clutch C1; Steering gear group is connected with the input shaft of epicyclic reduction gear 3, and the input shaft of epicyclic reduction gear 3 drives with driving engine 1 and is connected, between the output shaft that first clutch C1 is connected to steering gear group and planetary gear speed reducing mechanism; Winding plant 4 is connected with the mouth of planetary gear speed reducing mechanism; Main pump 5 is connected with the input shaft of epicyclic reduction gear 3, and is arranged in hydraulic efficiency pressure system; Elevator brake cylinder 6 is arranged in hydraulic efficiency pressure system, is connected with winding plant 4, for braking winding plant 4; Elevator clutch oil cylinder 7 is arranged in hydraulic efficiency pressure system, is connected with winding plant 4, for the mouth of clutch winding plant 4 and planetary gear speed reducing mechanism.
The principle of work of above-mentioned driving system is: the power of driving engine 1 is divided into two-way by steering gear group, one tunnel through the output shaft of steering gear group by the transmission of power on the input shaft of epicyclic reduction gear 3 to planetary gear speed reducing mechanism, and then provide power for the lifting of winding plant 4; The input shaft of epicyclic reduction gear 3 of separately leading up to is directly passed to main pump 5, main pump 5 provides power for hydraulic efficiency pressure system, the system such as walking, revolution, luffing, guide of driving machine liquid integral type dynamic compaction machinery, also for elevator brake cylinder 6 and elevator clutch oil cylinder 7 provide hydraulic power.By the compact connection of the input shaft of steering gear group and epicyclic reduction gear 3, make the arranged direction of epicyclic reduction gear 3 and main pump 5 not on the same line, therefore, reduce the length requirement to platform, conveniently to arrange, reduce space hold.First clutch C1 is used for planetary gear speed reducing mechanism to be connected with the output shaft clutch of steering gear group, thus realize the power of driving engine 1 and the clutch of planetary gear speed reducing mechanism, when not needing to carry out elevator operation, disconnect first clutch C1, driving engine 1 dallies, planetary gear speed reducing mechanism does not run, thus decreases the unnecessary wearing and tearing of planetary gear speed reducing mechanism, improves service life; Reduce the oil consumption of driving engine, reduce construction cost.Epicyclic reduction gear 3 drop-gear box more of the prior art, under the condition reaching same deceleration target, epicyclic reduction gear 3 has compact conformation, advantage that size is little, and the deceleration that can realize driving system increases the function of square.Existing drop-gear box and winding plant 4 are generally exposed gear external toothing transmission, and setting accuracy requires high, and lubricating condition is restricted, and is not easy to proofing dust and protecting, and the gears meshing of epicyclic reduction gear 3 is enclosed construction, is convenient to proofing dust and protecting.Compact conformation and the undersized advantage of epicyclic reduction gear 3 further reduce space hold, and the alerting ability that platform is arranged strengthens; Achieve the power of driving engine 1 and the clutch of planetary gear speed reducing mechanism, improve service life.
The working process of above-mentioned driving system is: when carrying out the hoisting of winding plant 4, first clutch C1 is closed, output shaft and the planetary gear speed reducing mechanism of steering gear group realize being connected, a power part for driving engine 1 is through steering gear group, first clutch C1 and planetary gear speed reducing mechanism pass to winding plant 4, meanwhile, another part power of driving engine 1 passes to the main pump 5 in hydraulic efficiency pressure system through the input shaft of epicyclic reduction gear 3, main pump 5 provides hydraulic power to elevator brake cylinder 6 and elevator clutch oil cylinder 7, control elevator brake cylinder 6 to open (this action is not braked winding plant 4), control elevator clutch oil cylinder 7 to close (this action makes winding plant 4 be connected with the mouth of planetary gear speed reducing mechanism), now, winding plant 4 carries out hoisting.
When carrying out the ramming of hammer ram, elevator clutch oil cylinder 7 is made to open (this action winding plant 4 is departed from the mouth of planetary gear speed reducing mechanism be connected), detacher drags winding plant 4 and rotates, hammer ram free fall, when arriving ground, elevator brake cylinder 6 is closed (this action is braked winding plant 4), and winding plant 4 stops operating, hammer ram stops falling, and completes and once rams.
As shown in Figure 2, present embodiments provide a kind of concrete steering gear group, comprise the first finishing bevel gear cuter 31 and the second finishing bevel gear cuter 32.Wherein, the first finishing bevel gear cuter 31 is fixed on the input shaft of epicyclic reduction gear 3; Second finishing bevel gear cuter 32 engages with the first finishing bevel gear cuter 31, and is fixed on the output shaft of steering gear group.Preferably, the first finishing bevel gear cuter 31 is vertical with the pivot center of the second finishing bevel gear cuter 32, thus the input shaft of epicyclic reduction gear 3 and planetary reducer form right angle is arranged, makes structure compacter, is convenient to arrange on platform.
Certainly, steering gear group can also be other arrangement forms, and as by least two cylindrical wheel external toothings, the input shaft and the planetary gear speed reducing mechanism that realize epicyclic reduction gear 3 are arranged in parallel.Just this arrangement structure is not arranged vertically compact conformation, and being arranged vertically structure is preferred scheme.
As shown in Figure 2, embodiments provide a kind of concrete driving system, wherein, the planetary gear speed reducing mechanism of epicyclic reduction gear 3 is secondary planetary gear group, comprise the differential gear train be made up of the first sun gear 33, first planet gear 34, activity pinion carrier H1 and internally toothed annulus 35, and the planet circular system be made up of the second sun gear 36, second planetary wheel 37, fixed carrier H2 and internally toothed annulus 35.Wherein, in differential gear train, the rotating shaft of the first sun gear 33 is connected with first clutch C1, can realize clutch; First planet gear 34 engages with the first sun gear 33; Activity pinion carrier H1 can rotate around the rotary centerline of the first sun gear 33, and supports first planet gear 34, and first planet gear 34 can revolve round the sun around the first sun gear 33; Internally toothed annulus 35 can rotate around the rotary centerline of the first sun gear 33, and internally toothed annulus 35 has the first internally toothed annulus 351 and the second internally toothed annulus 352, first internally toothed annulus 351 engages with first planet gear 34, and mouth and the winding plant 4 of internally toothed annulus 35 are in transmission connection.In planet circular system, the second sun gear 36 is fixedly connected with the rotating shaft of activity pinion carrier H2; Second planetary wheel 37 engages with the second sun gear 36 and the second internally toothed annulus 352; Fixed carrier H2 support and connection second planetary wheel 37, second planetary wheel 37 is rotation.As can be seen from Figure 2, differential gear train and planet circular system to be connected forming closed planet circular system by internally toothed annulus 35, activity pinion carrier H1 and the second sun gear 36, and reaching slows down increases the object of square.
Principle of work and the working process of above-mentioned epicyclic reduction gear 3 are: when carrying out the hoisting of winding plant 4, first clutch C1 closes, the power of driving engine 1 passes to the first sun gear 33 through steering gear group, first clutch C1, first sun gear 33 drives first planet gear 34 and activity pinion carrier H1 to rotate, activity pinion carrier H1 drives the second sun gear 36 to rotate, second planetary wheel 37 rotation, second internally toothed annulus 352 of final drive internally toothed annulus 35 rotates, pass to winding plant 4 after dynamic retarding being increased square, complete hoisting.
As shown in Figure 3, driving system is optimized, present embodiments provide the second driving system, on the basis of the epicyclic reduction gear 3 shown in Fig. 2, epicyclic reduction gear 3 in the present embodiment also comprises drg B, drg B is connected with the rotating shaft of the first sun gear 33, for braking planetary gear speed reducing mechanism.The object arranging drg B is that hoisting function concrete operations are as follows in order to increase hoisting function on the basis of dynamic compaction machinery:
When needs carry out lifting, first clutch C1 closes, and elevator brake cylinder 6 is braked, elevator clutch oil cylinder 7 closes, and now, the transmission of power of driving engine 1 carries out hoisting to winding plant 4, weight is promoted, and after weight reaches specified altitude assignment, starts drg B and brakes, now, first sun gear 33 stops operating, thus the operation of planetary gear speed reducing mechanism is stopped, and winding plant 4 no longer rotates, weight stops promoting, and realizes the function of lifting.This function did not occur in dynamic compaction machinery before, and the machine liquid integral type dynamic compaction machinery of the application extends function.
As shown in Figure 4, driving system is optimized further, present embodiments provide the third driving system, on the basis of the epicyclic reduction gear 3 shown in Fig. 3, the epicyclic reduction gear 3 in the present embodiment also comprises the first gear 38, third planet gear 39 and second clutch C2.Wherein, the first gear 38 is fixed on the output shaft of steering gear group; Third planet gear 39 engages with the first gear 38; Second clutch C2 is fixed in the rotating shaft of third planet gear 39, and is connected with activity pinion carrier H1 clutch.The object of setting like this is optimized the hoisting function of the machine liquid integral type dynamic compaction machinery in Fig. 3, and can realize the steady fall of weight, concrete operations are as follows:
When carrying out hoisting, namely during weight lifting, first clutch C1, elevator brake cylinder 6 are identical with a upper embodiment with the state of elevator clutch oil cylinder 7, meanwhile, second clutch C2 opens, second clutch C2 and activity pinion carrier H1 not transferring power, now, the first gear 38 drives third planet gear 39 to dally.When weight needs steadily to transfer, close second clutch C2, open first clutch C1, the power of driving engine 1 passes to third planet gear 39 through the first gear 38, the rotation direction of third planet gear 39 is oppositely contrary with the rotation of the first gear 38, and then drive activity pinion carrier H1 turns to rotation to contrary with hoisting direction, internally toothed annulus 35 is finally made to rotate in the opposite direction, winding plant 4 rotates backward, thus weight is transferred, the process transferred is steady, when needs stopping is transferred, start drg B, the accurate stop motion in decentralization process can be realized.Not only can lifting, and steadily can transfer weight, thus extend the function of dynamic compaction machinery.
Above planetary gear speed reducing mechanism is secondary planetary gear group, certainly, according to the ratio demand of reality, also can adopt three-stage planetary gear group or multi-stage planetary gear group, be not specifically limited at this.
As shown in Figure 5, in the present embodiment, first clutch C1 and second clutch C2 is hydraulic-driven clutch, the same with elevator brake cylinder 6, elevator clutch oil cylinder 7, drg B, the control of oil circuit is carried out by each self-corresponding electromagnetic valve, for convenience of operation, corresponding play button is set, utilizes controller to control electromagnetic valve.Certainly, first clutch C1 and second clutch C2 also can adopt mechanical clutch, as long as can realize clutch function.
As Figure 1-Figure 4, be optimized driving system, in the present embodiment, driving system also comprises turbine transformer 2, the input shaft of turbine transformer 2 connecting engine 1 and epicyclic reduction gear 3.Realized the stepless shift function in certain limit by turbine transformer 2, to adapt to different operating mode needs, make machinery starting, run more steady.
As Figure 1-Figure 5, the driving system in the present embodiment also comprises main valve 8, and main valve 8 is arranged in hydraulic efficiency pressure system, and is connected with main pump 5, for controlling changing-breadth system, running gear, rotary system and pilot system etc., simplifies the transmission process of driving system.
The embodiment of the present invention additionally provides a kind of machine liquid integral type dynamic compaction machinery, comprises driving system, running gear, changing-breadth system, rotary system and pilot system, wherein, and the driving system of driving system described by above whole embodiment.By arranging the driving system in the application, the structure of this machine liquid integral type dynamic compaction machinery is compacter, and cost reduces, service life improves, transmission is more steady, not only has hoisting, a function that hammer ram is rammed, the function also extending hoisting function and steadily transfer.Machine liquid integral type dynamic compaction machinery in the present embodiment, under certain demand, only needs to revise among a small circle and just can repack full hydraulic dynamic compaction machinery into, or is come by the repacking of full hydraulic dynamic compaction machinery, adds the alerting ability of this machine liquid integral type dynamic compaction machinery.
In this specification sheets, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (9)
1. a driving system for machine liquid integral type dynamic compaction machinery, is characterized in that, comprising:
Driving engine (1);
Epicyclic reduction gear (3), there is steering gear group, planetary gear speed reducing mechanism and first clutch (C1), described steering gear group is connected with the input shaft of described epicyclic reduction gear (3), described input shaft drives with described driving engine (1) and is connected, and described first clutch (C1) connects the output shaft of described steering gear group and described planetary gear speed reducing mechanism;
Winding plant (4), is connected with the mouth of described planetary gear speed reducing mechanism;
Main pump (5), is connected with the input shaft of described epicyclic reduction gear (3), and is arranged in hydraulic efficiency pressure system;
Elevator brake cylinder (6), is arranged in hydraulic efficiency pressure system, for braking described winding plant (4);
Elevator clutch oil cylinder (7), is arranged in hydraulic efficiency pressure system, for the mouth of winding plant described in clutch (4) and described planetary gear speed reducing mechanism.
2. driving system according to claim 1, is characterized in that, described steering gear group comprises:
First finishing bevel gear cuter (31), is fixed on the input shaft of described epicyclic reduction gear (3);
Second finishing bevel gear cuter (32), engages with described first finishing bevel gear cuter (31), and is fixed on the output shaft of described steering gear group.
3. driving system according to claim 1, is characterized in that, described planetary gear speed reducing mechanism is secondary planetary gear group, comprising:
First sun gear (33), its rotating shaft is connected with described first clutch (C1);
First planet gear (34), engages with described first sun gear (33);
Activity pinion carrier (H1), can rotate around described first sun gear (33), and support described first planet gear (34);
Internally toothed annulus (35), can rotate around described first sun gear (33), there is the first internally toothed annulus (351) and the second internally toothed annulus (352), described first internally toothed annulus (351) is engaged with described first planet gear (34), and the mouth of described internally toothed annulus (35) is connected with described winding plant (4);
Second sun gear (36), is fixedly connected with the rotating shaft of described activity pinion carrier (H1);
Second planetary wheel (37), engages with described second sun gear (36) and described second internally toothed annulus (352);
Fixed carrier (H2), the second planetary wheel (37) described in support and connection.
4. driving system according to claim 3, it is characterized in that, described epicyclic reduction gear (3) also comprises drg (B), described drg (B) is connected with the rotating shaft of described first sun gear (33), for braking described planetary gear speed reducing mechanism.
5. driving system according to claim 4, is characterized in that, described epicyclic reduction gear (3) also comprises:
First gear (38), is fixed on the output shaft of described steering gear group;
Third planet gear (39), engages with described first gear (38);
Second clutch (C2), is fixed in the rotating shaft of described third planet gear (39), and is connected with the clutch of described activity pinion carrier (H1).
6. driving system according to claim 5, is characterized in that, described first clutch (C1) and described second clutch (C2) are hydraulic-driven clutch.
7. driving system according to claim 1, it is characterized in that, also comprise turbine transformer (2), described turbine transformer (2) connects the input shaft of described driving engine (1) and described epicyclic reduction gear (3).
8. driving system according to claim 1, it is characterized in that, also comprise main valve (8), described main valve (8) is arranged in hydraulic efficiency pressure system, and be connected with described main pump (5), for controlling changing-breadth system, running gear, rotary system and pilot system.
9. a machine liquid integral type dynamic compaction machinery, comprises driving system, running gear, changing-breadth system, rotary system and pilot system, it is characterized in that, described driving system is the driving system described in any one of claim 1-8.
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| CN201510214028.XA CN104803312A (en) | 2015-04-29 | 2015-04-29 | Mechanical and hydraulic integrated dynamic compactor and driving system thereof |
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| CN201510214028.XA CN104803312A (en) | 2015-04-29 | 2015-04-29 | Mechanical and hydraulic integrated dynamic compactor and driving system thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106976811A (en) * | 2017-03-16 | 2017-07-25 | 张俊强 | A kind of torque converter drive system and dynamic compaction machinery for dynamic compaction machinery |
| CN107021425A (en) * | 2017-03-16 | 2017-08-08 | 张俊强 | A kind of transmission device and dynamic compaction machinery for being used to drive elevator |
| CN108166475A (en) * | 2018-02-07 | 2018-06-15 | 山东宏麟设备租赁有限公司 | A kind of dynamic compaction machinery transmission mechanism of convertible rotating speed |
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| CN106976811A (en) * | 2017-03-16 | 2017-07-25 | 张俊强 | A kind of torque converter drive system and dynamic compaction machinery for dynamic compaction machinery |
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| CN108166475A (en) * | 2018-02-07 | 2018-06-15 | 山东宏麟设备租赁有限公司 | A kind of dynamic compaction machinery transmission mechanism of convertible rotating speed |
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Address after: 102249 Beijing ChangPing Railway Station, west of Changping District, 500 meters Applicant after: Beijing CRRC Heavy Industry Mechanics Co., Ltd. Address before: 102249 Beijing ChangPing Railway Station, west of Changping District, 500 meters Applicant before: Beijing CSR Times Heavy Industry Machinery Co., Ltd. |
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Application publication date: 20150729 |