CN202899188U - Electrically-driven bulldozer electricity generation and hydraulic transfer drive device - Google Patents
Electrically-driven bulldozer electricity generation and hydraulic transfer drive device Download PDFInfo
- Publication number
- CN202899188U CN202899188U CN 201220522069 CN201220522069U CN202899188U CN 202899188 U CN202899188 U CN 202899188U CN 201220522069 CN201220522069 CN 201220522069 CN 201220522069 U CN201220522069 U CN 201220522069U CN 202899188 U CN202899188 U CN 202899188U
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- pump
- gear
- driven wheel
- bulldozer
- idle pulley
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Abstract
The utility model relates to an electrically-driven bulldozer electricity generation and hydraulic sub-transfer drive device. A turning and fan pump drive gear, an idler gear A, an oil scavenging pump drive gear, an idler gear B and a working and turning lubricant pump drive gear are sequentially connected inside a transfer case; an oil scavenging pump is connected with the oil scavenging pump drive gear; a main gear is connected with a bent axle of an engine through a connection plate, and is meshed with the idler gear A and the idler gear B; a turning pump and a fan pump are placed on two sides at one end of the transfer case; a working pump and a turning lubricant pump are placed on two sides at the other end of the transfer case; a flywheel of the engine is fixed on the main gear through bolts; a spring shock absorber is connected with the flywheel of the engine through bolts; and the engine and the spring shock absorber are connected through a spline shaft. The electrically-driven bulldozer electricity generation and hydraulic sub-transfer drive device has the advantages of being compact in assembly, small in the number of parts, high in reliability, low in cost, high in transmission efficiency, long in service life and capable of greatly improving cost-performance ratio of a bulldozer.
Description
Technical field
The utility model relates to a kind of bulldozer, relates in particular to a kind of electricity and drives bulldozer generating and hydraulic pressure transfer drive unit.
Background technology
Development along with national economy, shortage of resources is day by day serious, and energy-conserving and environment-protective have become the theme economy of contemporary society, and the exploitation of new forms of energy product not only can contribute to energy-saving and emission-reduction, but also be that enterprise boosts the position in the international community, particularly promote the Important Action of international competitiveness.Electric drive crawler dozer such as Caterpillar exploitation in 2008, used power-driven system, compare with the crawler dozer of the conventional design of equal in quality and power, 10%-30% fuel economy, higher production efficiency and lower life cycle maintenance cost can be provided.Bulldozer has perching knife, the work operative such as the rising of ridge buster, decline, inclination, and left and right sides crawler belt drives the walking manipulations such as advancing, retreat, turn to of complete machine.The power of bulldozer work and walking is produced by airborne motor, and when engine start and cylinder ignition event can cause drive line vibrations, engine speed its intrinsic frequency can occur during soaring usually when starting.When not having the damping device of impermeability in the power train, the fluctuation meeting of load is passed on the engine crankshaft by power train, thereby causes the fluctuation of engine speed.The fluctuation of engine speed causes effective power to depart from its static characteristic, and its mean effective power output is reduced, and this will affect dynamic property and the economy of bulldozer.In order to improve motor average effective power output, just should improve motor to the adaptive capacity of dynamic load, should be by a series of effective means, the load fluctuation in the reduction bulldozer course of work is on the impact of the duty of motor.
The utility model content
Technical problem to be solved in the utility model is: provide a kind of electricity to drive bulldozer generating and hydraulic pressure transfer drive unit, by the configuration spring damper, it is connected with the engine flywheel bolt, not only can reduce the drive line vibrations that engine start and cylinder ignition event cause, and can reduce the load fluctuation that brings because operating mode is unstable, because share same housing with master gear, the moving case apparatus of idle pulley gear five equilibrium, so the assembly of single unit system is compact, number of parts is less.
The utility model is that the technical scheme that the problem of the above-mentioned proposition of solution adopts is:
A kind of electricity drives bulldozer generating and hydraulic pressure transfer drive unit, comprise and turning to and fan pump driven wheel 1, steering pump 2, idle pulley gear A3, scavenge oil pump driven wheel 4, scavenge oil pump 5, motor 6, tie-plate 7, master gear 8, idle pulley gear B9, working barrel 10, transfer case 11, work and turn to lubricating pump driven wheel 12, turn to lubricating pump 13, splined shaft 14, generator 15, spring damper 16, engine flywheel 17 and fan pump 18 turn to and fan pump driven wheel 1, idle pulley gear A3, scavenge oil pump driven wheel 4, idle pulley gear B9, work and turn to lubricating pump driven wheel 12 to be mounted on successively in the transfer case 11, scavenge oil pump 5 links to each other with scavenge oil pump driven wheel 4, master gear 8 links to each other with the bent axle of motor 6 by tie-plate 7, and master gear 8 also is meshed with idle pulley gear A3 and idle pulley gear B9, and steering pump 2 and fan pump 18 are arranged on the both sides of transfer case 11 1 ends, working barrel 10 and turn to lubricating pump 13 to be arranged on the both sides of transfer case 11 other ends, engine flywheel 17 is bolted on the master gear 8, and spring damper 16 links to each other with engine flywheel 17 by bolt, and splined shaft 14 joins generator 15 and spring damper 16.
Operating principle of the present utility model: the utility model, its power produces through motor, the mechanical energy that motor produces passes to tie-plate through bent axle, master gear and tie-plate are bolted on together, the mechanical energy of motor is divided into two parts after being delivered to master gear, a part passes to the engine flywheel that links to each other with the master gear bolt, then through with the bolted spring damper damping of engine flywheel after pass to generator by splined shaft, by generator mechanical energy is converted to electric energy, this electric energy drives movable motor, and bulldozer final drive and transfer are finished the walking of bulldozer together, the manipulation such as turn to.Idle pulley gear A and the idle pulley gear B of the mechanical energy that produces of a part of motor through being meshed with master gear passes to respectively and turns in addition, fan pump driven wheel and work and turn to the lubricating pump driven wheel, thereby the mechanical energy of motor is passed to respectively steering pump, fan pump and working barrel and turn to lubricating pump, mechanical energy changes hydraulic energy into through above hydraulic pump, thereby this hydraulic energy passes to hydraulic cylinders at different levels by system oil-way and drives such as perching knife, the lifting of the equipments such as ridge buster, descend, tilt to wait motion and hydraulic-driven transfer, hydraulic energy is converted to the required mechanical energy of bulldozer again.
The beneficial effects of the utility model are: the utility model adopts spring damper, by bolt itself and engine flywheel are fixed together, with the transfer case master gear, pump driver gears at different levels use same housing, this device assembly is compact, number of parts is less, reliability is high, cost is low, transmission efficiency is high, long service life, greatly promoted the cost performance of bulldozer, can satisfy simultaneously generating and the requirement of hydraulic pressure transfer that electricity drives bulldozer, efficiently solve electricity and drive bulldozer generator power input problem, when car load uses, conveniently carry out the space and arrange, adapt to better the desired various operating modes of electric transmission bulldozer car load.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Wherein, 1-turns to and the fan pump driven wheel, 2-steering pump, 3-idle pulley gear A, 4-scavenge oil pump driven wheel, 5-scavenge oil pump, 6-motor, the 7-tie-plate, 8-master gear, 9-idle pulley gear B, the 10-working barrel, 11-transfer case, 12-are worked and are turned to the lubricating pump driven wheel, 13-turns to lubricating pump, 14-splined shaft, 15-generator, the 16-spring damper, 17-engine flywheel, 18-fan pump.
The specific embodiment
Further specify embodiment of the present utility model below in conjunction with accompanying drawing.
With reference to Fig. 1, the described a kind of electricity of this specific embodiment drives bulldozer generating and hydraulic pressure transfer drive unit, comprise and turning to and fan pump driven wheel 1, steering pump 2, idle pulley gear A3, scavenge oil pump driven wheel 4, scavenge oil pump 5, motor 6, tie-plate 7, master gear 8, idle pulley gear B9, working barrel 10, transfer case 11, work and turn to lubricating pump driven wheel 12, turn to lubricating pump 13, splined shaft 14, generator 15, spring damper 16, engine flywheel 17 and fan pump 18, turn to and fan pump driven wheel 1, idle pulley gear A3, scavenge oil pump driven wheel 4, idle pulley gear B9, work and turn to lubricating pump driven wheel 12 to be mounted on successively in the transfer case 11, scavenge oil pump 5 links to each other with scavenge oil pump driven wheel 4, master gear 8 links to each other with the bent axle of motor 6 by tie-plate 7, master gear 8 also is meshed with idle pulley gear A3 and idle pulley gear B9, steering pump 2 and fan pump 18 are arranged on the both sides of transfer case 11 1 ends, working barrel 10 and turn to lubricating pump 13 to be arranged on the both sides of transfer case 11 other ends, and engine flywheel 17 is bolted on the master gear 8, spring damper 16 links to each other with engine flywheel 17 by bolt, and splined shaft 14 joins generator 15 and spring damper 16.
The operating principle of this specific embodiment: the utility model, its power produces through motor, the mechanical energy that motor produces passes to tie-plate through bent axle, master gear and tie-plate are bolted on together, the mechanical energy of motor is divided into two parts after being delivered to master gear, a part passes to the engine flywheel that links to each other with the master gear bolt, then through with the bolted spring damper damping of engine flywheel after pass to generator by splined shaft, by generator mechanical energy is converted to electric energy, this electric energy drives movable motor, and bulldozer final drive and transfer are finished the walking of bulldozer together, the manipulation such as turn to.Idle pulley gear A and the idle pulley gear B of the mechanical energy that produces of a part of motor through being meshed with master gear passes to respectively and turns in addition, fan pump driven wheel and work and turn to the lubricating pump driven wheel, thereby the mechanical energy of motor is passed to respectively steering pump, fan pump and working barrel and turn to lubricating pump, mechanical energy changes hydraulic energy into through above hydraulic pump, thereby this hydraulic energy passes to hydraulic cylinders at different levels by system oil-way and drives such as perching knife, the lifting of the equipments such as ridge buster, descend, tilt to wait motion and hydraulic-driven transfer, hydraulic energy is converted to the required mechanical energy of bulldozer again.
The beneficial effect of this specific embodiment is: the utility model adopts spring damper, by bolt itself and engine flywheel are fixed together, with the transfer case master gear, pump driver gears at different levels use same housing, this device assembly is compact, number of parts is less, reliability is high, cost is low, transmission efficiency is high, long service life, greatly promoted the cost performance of bulldozer, can satisfy simultaneously generating and the requirement of hydraulic pressure transfer that electricity drives bulldozer, efficiently solve electricity and drive bulldozer generator power input problem, when car load uses, conveniently carry out the space and arrange, adapt to better the desired various operating modes of electric transmission bulldozer car load.
Specific embodiment of the utility model does not consist of restriction of the present utility model, and every employing analog structure of the present utility model and variation are all in protection domain of the present utility model.
Claims (1)
1. an electricity drives bulldozer generating and hydraulic pressure transfer drive unit, it is characterized in that: comprise turning to and fan pump driven wheel (1), steering pump (2), idle pulley gear A(3), scavenge oil pump driven wheel (4), scavenge oil pump (5), motor (6), tie-plate (7), master gear (8), idle pulley gear B(9), working barrel (10), transfer case (11), work and turn to lubricating pump driven wheel (12), turn to lubricating pump (13), splined shaft (14), generator (15), spring damper (16), engine flywheel (17) and fan pump (18), turn to and fan pump driven wheel (1), idle pulley gear A(3), scavenge oil pump driven wheel (4), idle pulley gear B(9), work and turn to lubricating pump driven wheel (12) to be mounted on successively in the transfer case (11), scavenge oil pump (5) links to each other with scavenge oil pump driven wheel (4), master gear (8) links to each other with the bent axle of motor (6) by tie-plate (7), master gear (8) and with idle pulley gear A(3) and idle pulley gear B(9) be meshed, steering pump (2) and fan pump (18) are arranged on the both sides of transfer case (11) one ends, working barrel (10) and turn to lubricating pump (13) to be arranged on the both sides of transfer case (11) other end, engine flywheel (17) is bolted on the master gear (8), spring damper (16) links to each other with engine flywheel (17) by bolt, and splined shaft (14) joins generator (15) and spring damper (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220522069 CN202899188U (en) | 2012-10-12 | 2012-10-12 | Electrically-driven bulldozer electricity generation and hydraulic transfer drive device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220522069 CN202899188U (en) | 2012-10-12 | 2012-10-12 | Electrically-driven bulldozer electricity generation and hydraulic transfer drive device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202899188U true CN202899188U (en) | 2013-04-24 |
Family
ID=48119876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220522069 Expired - Lifetime CN202899188U (en) | 2012-10-12 | 2012-10-12 | Electrically-driven bulldozer electricity generation and hydraulic transfer drive device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202899188U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105922852A (en) * | 2016-05-26 | 2016-09-07 | 丁德胜 | Auxiliary electric rear axle of front-drive vehicle |
| CN113216292A (en) * | 2021-05-19 | 2021-08-06 | 山推工程机械股份有限公司 | Power device of bulldozer |
-
2012
- 2012-10-12 CN CN 201220522069 patent/CN202899188U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105922852A (en) * | 2016-05-26 | 2016-09-07 | 丁德胜 | Auxiliary electric rear axle of front-drive vehicle |
| CN113216292A (en) * | 2021-05-19 | 2021-08-06 | 山推工程机械股份有限公司 | Power device of bulldozer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130424 |