CN203832260U - Electric train braking energy recovery hydraulic energy conservation and emission reduction device - Google Patents
Electric train braking energy recovery hydraulic energy conservation and emission reduction device Download PDFInfo
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- CN203832260U CN203832260U CN201420244631.3U CN201420244631U CN203832260U CN 203832260 U CN203832260 U CN 203832260U CN 201420244631 U CN201420244631 U CN 201420244631U CN 203832260 U CN203832260 U CN 203832260U
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- 238000004134 energy conservation Methods 0.000 title abstract description 8
- 238000011084 recovery Methods 0.000 title abstract description 5
- 230000005540 biological transmission Effects 0.000 claims abstract description 20
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 13
- 238000000034 method Methods 0.000 claims abstract description 9
- 238000002485 combustion reaction Methods 0.000 claims abstract description 7
- 230000003137 locomotive effect Effects 0.000 claims description 24
- 238000009825 accumulation Methods 0.000 claims description 23
- 239000002828 fuel tank Substances 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 230000003068 static effect Effects 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 238000001514 detection method Methods 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 239000003921 oil Substances 0.000 abstract description 15
- 238000005516 engineering process Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000004146 energy storage Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 210000000003 hoof Anatomy 0.000 description 1
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Abstract
The utility model relates to an electric train braking energy recovery hydraulic energy conservation and emission reduction device combining an electric train with a vehicle energy conservation and emission reduction hydraulic device. Electric motor active force is combined with a hydraulic hybrid power energy conservation and emission reduction device, mechanical energy generated when a transmission shaft of a vehicle rotates due to inertance is converted into hydraulic energy to be stored in an energy accumulator in the braking process or the idling state of the vehicle, the energy accumulator is started when the vehicle is started, hydraulic oil acts through a plunger oil motor, the hydraulic energy is converted into mechanical energy, a main driver of the vehicle is driven through the rotation speed and toque output by the oil motor, and the vehicle is started to walk accordingly; at the moment, an engine is in the idling state completely, and the vehicle is driven to walk through the hydraulic power device serving as an auxiliary power source. The hydraulic hybrid power device is combined with the railway traffic transportation electric train, and the electric train braking energy recovery hydraulic energy conservation and emission reduction device is suitable for large loads, multiple carriages and multiple electric motors, the purposes of energy conservation and emission reduction of the electric train are achieved, and the electric train braking energy recovery hydraulic energy conservation and emission reduction device is also applicable to oil-fired internal combustion engine trains.
Description
Technical field
The utility model relates to take the electric train that electrical motor is active force, specifically relate to the electric train braking energy recovery hydraulic energy-saving emission reduction device that electric train and automobile energy-saving reduce discharging hydraulic efficiency gear combination, by the combination of electrical motor active force and hydraulic hybrid energy-saving emission-reducing apparatus, realize the object of energy-saving and emission-reduction, belong to railway traffic field.
Background technology
Along with modern progress, railway traffic transportation electric train is more and more, and the especially increase of inter-city train, increases the bus stop of electric train, as there are at most 10 stations in Shanghai to the inter-city train bus stop in Nanjing.Electric train is slowed down, brake is slow, pull in, idling, start very frequently, especially starts power and causes electrical motor power consumption to roll up, increasing the consumption of current while also increases the pollution of environment.Energy-saving and emission-reduction hydraulic power unit is electric train environmental protection and energy-conservation important measures.Hydraulic power unit be the own transmission shaft of vehicle that utilizes vehicle in the slow process of brake or during idling mode also the mechanical energy when inertia rotates change hydraulic energy into and be stored in energy storage, when vehicle launch, open energy storage, hydraulic oil is worked by plunger oil motor, hydraulic energy is changed into again to a kind of device of mechanical energy, by the rotating speed of oil motor output and the main gear device of torque drive vehicle, make vehicle launch walking, now, driving engine can be in idling mode completely, by hydraulic power unit, as auxiliary power source, start vehicle to run, this technology is at fuel oil, combustion gas, electronlmobil field proposes, how hydraulic hybrid power device and railway traffic are transported to electric train combination, be applicable to large load, many compartments, multimotor electric train braking energy reclaims hydraulic energy-saving emission reduction device, it is emphasis of the present utility model.
Summary of the invention
The utility model electric train braking energy reclaims hydraulic energy-saving emission reduction device and comprises: hydraulic-driven vehicle bridge 1, hydraulic power transfer device 2, bladder type hydropneumatic accumulator 3, high pressure valve 4, hydraulic power transmission a-b box 5, bent axis type axial piston pump 6, accumulation of energy driving wheel 7, exoergic follower 8, accumulation of energy follower 9, exoergic driving wheel 10, friction clutch pressure ring 11, friction clutch shift fork 12, disengaging of clutch is in conjunction with cylinder 13, aerodynamic program control device 14, radiator 15, low-pressure reservoir 16, low pressure valve 17, hydraulic pressure programming controller 18, pressure sensor 19, braking accumulation of energy sensor 20, hydraulic-driven sensor 21, locomotive main driving force driving device 22, electric program controller 23, driver motor 24, main driving vehicle bridge 25, car speed sensor 26, its method of attachment is: during braking accumulation of energy, the coast state of locomotive before entering the station now, electrical motor has no longer included power output, locomotive advances under the driving of huge force of inertia, the hydraulic-driven vehicle bridge 1 rotating under force of inertia drives, drives hydraulic efficiency power transmission gear 2, accumulation of energy driving wheel 7, accumulation of energy follower 9, bent axis type axial piston pump 6 rotations, hydraulic oil is sucked out from fuel tank 16, in hydraulic pressure programming control under the control of corresponding valve body, the rotary compression of the hydraulic oil process bent axis type axial piston pump 6 in low-pressure cavity enters bladder type hydropneumatic accumulator 3 and stores, bladder type hydropneumatic accumulator 3 becomes high pressure accumulator, as the pressure in bladder type hydropneumatic accumulator 3 has reached setting value, hydraulic oil directly flows back to fuel tank 16, when energy discharges, electric train should remain static, or the speed of a motor vehicle is less than the state of 20Km/h, electric program sensor can be worked by instruction aerodynamic program control device 14, exoergic driving wheel 10 and the transmission shaft of bent axis type axial piston pump 6 are combined, hydraulic oil in bladder type hydropneumatic accumulator 3 enters bent axis type axial piston pump 6, by exoergic driving wheel 10, exoergic follower 8, hydraulic efficiency power transmission gear 2 drives 1 rotation of hydraulic-driven vehicle bridge, and locomotive advances, and reaches after certain speed of a motor vehicle, and driver motor 24 entrys into service, by electric train main drive 22, main driving vehicle bridge 25 driving electric trains advance, and electric train enters normal motoring condition.The utility model feature:
1. a kind of electric train braking energy of the utility model reclaims hydraulic energy-saving emission reduction device, its feature is that driven by power and hydraulic-driven are completely independently drive systems of two covers, electric train available power starts separately, also available hydraulic can start separately, when needs high pulling torque is exported, also can electricity consumption, liquid combined launch, to increase horsepower output.
2. a kind of electric train braking energy of the utility model reclaims hydraulic energy-saving emission reduction device, its feature is that the power-transfer clutch in hydraulic power transmission a-b box (5) adopts steel, wet friction clutch, by Pneumatic pressure, produce positive pressure, there is the features such as steady, nothing is impacted, output torque is large of switching.
3. a kind of electric train braking energy of the utility model reclaims hydraulic energy-saving emission reduction device, its feature is the switching of two kinds of power driven modes, be by the detection to sensor signals such as pressure, speed, under electric programme controlled instruction, automatically carry out pulsation-free switching.
4. a kind of electric train braking energy of the utility model reclaims hydraulic energy-saving emission reduction device, its feature is for oil-burning internal combustion engine power train, hydraulic power transfer device (2) can be connected to combustion engine change speed gear box, other is as bladder type hydropneumatic accumulator (3), high pressure valve (4), hydraulic power transmission a-b box (5), bent axis type axial piston pump (6), friction clutch pressure ring (11), friction clutch shift fork (12), disengaging of clutch is in conjunction with cylinder (13), aerodynamic program control device (14), radiator (15), low-pressure reservoir (16), low pressure valve (17), hydraulic pressure programming controller (18), pressure sensor (19), braking accumulation of energy sensor (20), hydraulic-driven sensor (21), locomotive main driving force driving device (22), electric program controller (23), main driving vehicle bridge (25), car speed sensor (26), combustion engine powered train relevant position can be moved to and oil-liquid hybrid electric train can be become.
The utility model has suitably amplified former accumulator volume, to meet the increase of oil motor output torque and the coupling of rotating speed, slow to overcome the vehicle start of original technology, the defect of cranking torque deficiency.
The utility model focuses on and utilizes vehicle in the slow process of brake, therefrom power taking while being also in inertia rotary state from transmission shaft, drive operation of oil pump, can make vehicle oil pump but also become the damping loads in slow in the slow process of brake simultaneously not only, alleviate drag friction force, reduce the loss of friction lining.
The utility model utilizes independent hydraulically controlled torque transfer and hydraulic-driven vehicle bridge to be connected, and does not change the design of electric train vehicle bridge, is conducive to seriation and the Standardized Design of energy-saving and emission-reduction hydraulic hybrid power device, easy to utilize.
Accompanying drawing explanation
Fig. 1 is the utility model device schematic diagram.
The specific embodiment
As shown in Figure 1:
The utility model mainly contains: hydraulic-driven vehicle bridge 1, hydraulic power transfer device 2, bladder type hydropneumatic accumulator 3, high pressure valve 4, hydraulic power transmission a-b box 5, bent axis type axial piston pump 6, accumulation of energy driving wheel 7, exoergic follower 8, accumulation of energy follower 9, exoergic driving wheel 10, friction clutch pressure ring 11, friction clutch shift fork 12, disengaging of clutch is in conjunction with cylinder 13, aerodynamic program control device 14, radiator 15, low-pressure reservoir 16, low pressure valve 17, hydraulic pressure programming controller 18, pressure sensor 19, braking accumulation of energy sensor 20, hydraulic-driven sensor 21, locomotive main driving force driving device 22, electric program controller 23, driver motor 24, main driving vehicle bridge 25, car speed sensor 26.
Braking accumulation of energy: the coast state of locomotive before entering the station now, electrical motor has no longer included power output, and locomotive advances under the driving of huge force of inertia.Connect braking accumulation of energy sensor 20, this sensor connects mutually with locomotive brake handle.But now do not connect locomotive speed-slackening signal, the signal of just braking accumulation of energy sensor 20 of connecting, aerodynamic program control device 14 work under the instruction of electric program controller 23, make disengaging of clutch, piston in conjunction with cylinder 13 moves to right, under the effect of clutch slipper yoke 12, drive friction clutch pressure ring 11 to move to left, accumulation of energy follower 9 and the transmission shaft of bent axis type axial piston pump 6 are combined.The hydraulic-driven vehicle bridge 1 rotating under force of inertia drives, drive hydraulic power transmission system 2, accumulation of energy driving wheel 7, accumulation of energy follower 9, bent axis type axial piston pump 6 rotations, now bent axis type axial piston pump is oil pump operating mode, hydraulic oil is sucked out from fuel tank 16, through low pressure valve 17, enter hydraulic pressure programming controller 18, in hydraulic pressure programming control under the control of corresponding valve body, hydraulic oil enters the low-pressure cavity of bent axis type axial piston pump 6, the rotary compression of the hydraulic oil process bent axis type axial piston pump 6 in low-pressure cavity becomes high pressure oil and enters hydraulic pressure programming controller 18, under the control of the corresponding valve body in hydraulic pressure programming control, high pressure oil enters bladder type hydropneumatic accumulator 3 and stores.As the pressure in bladder type hydropneumatic accumulator 3 has reached setting value, the signal of pressure sensor 19 can feed back to the respective valve body running in electric program controller 23 instruction hydraulic pressure programming controllers 18, make high pressure oil directly flow back to fuel tank 16, the now rotation of bent axis type axial piston pump 6 is bought oil locomotive is played to retarded acting, increase braking force, reduced the wearing and tearing of locomotive brake hoof.Under radiator 15 control of portion's thermal switch within it, according to the oil temperature upper and lower limit of setting, automatically start or stop.
Energy discharges: while driving locomotive with hydraulic energy, locomotive should remain static, or the speed of a motor vehicle is less than the state of 20Km/h, connect hydraulic-driven sensor 21, this sensor accelerates handle with locomotive and connects mutually, but now do not connect locomotive Acceleration Signal, the just hydraulic-driven sensor signal of connection, car speed sensor 26 detects speed of a motor vehicle state.While being less than setting value as vehicle speed signal, electric program sensor can be worked by instruction aerodynamic program control device 14, disengaging of clutch, in conjunction with cylinder 13, move to left, by the effect of friction clutch shift fork 12, friction clutch pressure ring 11 moves to right, and exoergic driving wheel 10 and the transmission shaft of bent axis type axial piston pump 6 are combined.Simultaneously, corresponding valve member in hydraulic pressure programming control 18 is opened, high pressure oil in bladder type hydropneumatic accumulator 3 is through high pressure valve 4, corresponding valve body in hydraulic pressure programming controller 18, enter bent axis type axial piston pump 6, under the promotion of high pressure oil, bent axis type axial piston pump 6 rotations, now bent axis type axial piston pump 6 is in HM Hydraulic Motor operating mode, by exoergic driving wheel 10, exoergic follower 8, hydraulic power transmission system 2 drives 1 rotation of hydraulic-driven vehicle bridge, locomotive advances, reach after certain speed of a motor vehicle, car speed sensor 26 signals are by electric program controller 23 instructions, close aerodynamic program control device 14, the corresponding valve body of hydraulic pressure programming controller 18, driver motor 24 entrys into service, by locomotive main driving system 22, main driving vehicle bridge 25 drives locomotive to advance, locomotive enters normal motoring condition.
Claims (5)
1. electric train braking energy reclaims hydraulic energy-saving emission reduction device, comprising: hydraulic-driven vehicle bridge (1), hydraulic power transfer device (2), bladder type hydropneumatic accumulator (3), high pressure valve (4), hydraulic power transmission a-b box (5), bent axis type axial piston pump (6), accumulation of energy driving wheel (7), exoergic follower (8), accumulation of energy follower (9), exoergic driving wheel (10), friction clutch pressure ring (11), friction clutch shift fork (12), disengaging of clutch is in conjunction with cylinder (13), aerodynamic program control device (14), radiator (15), low-pressure reservoir (16), low pressure valve (17), hydraulic pressure programming controller (18), pressure sensor (19), braking accumulation of energy sensor (20), hydraulic-driven sensor (21), locomotive main driving force driving device (22), electric program controller (23), driver motor (24), main driving vehicle bridge (25), car speed sensor (26), its method of attachment is: during braking accumulation of energy, the coast state of electric train before entering the station now, electrical motor has no longer included power output, locomotive advances under the driving of huge force of inertia, the hydraulic-driven vehicle bridge (1) rotating under force of inertia drives, drives hydraulic efficiency power transmission gear (2), accumulation of energy driving wheel (7), accumulation of energy follower (9), bent axis type axial piston pump (6) rotation, hydraulic oil is sucked out from fuel tank (16), the rotary compression of the hydraulic oil process bent axis type axial piston pump (6) in low-pressure cavity enters bladder type hydropneumatic accumulator (3) and stores, bladder type hydropneumatic accumulator (3) is in high pressure conditions, as the pressure in bladder type hydropneumatic accumulator (3) has reached setting value, hydraulic oil directly flows back to fuel tank (16), when energy discharges: electric train should remain static, or the speed of a motor vehicle is less than the state of 20Km/h, electric program sensor can be worked by instruction aerodynamic program control device (14), exoergic driving wheel (10) and the transmission shaft of bent axis type axial piston pump (6) are combined, hydraulic oil in bladder type hydropneumatic accumulator (3) enters bent axis type axial piston pump (6), by exoergic driving wheel (10), exoergic follower (8), hydraulic efficiency power transmission gear (2) drives hydraulic-driven vehicle bridge (1) rotation, and locomotive advances, and reaches after certain speed of a motor vehicle, and driver motor (24) entry into service, by electric train main drive (22), main driving vehicle bridge (25) driving electric train advances, and electric train enters normal motoring condition.
2. electric train braking energy according to claim 1 reclaims hydraulic energy-saving emission reduction device, it is characterized in that driven by power and hydraulic-driven are completely independently drive systems of two covers, electric train available power starts separately, also available hydraulic can start separately, when needs high pulling torque is exported, also can electricity consumption, liquid combined launch, to increase horsepower output.
3. electric train braking energy according to claim 1 reclaims hydraulic energy-saving emission reduction device, it is characterized in that the power-transfer clutch in hydraulic power transmission a-b box (5) adopts steel, wet friction clutch, by Pneumatic pressure, produce positive pressure, there is the features such as steady, nothing is impacted, output torque is large of switching.
4. electric train braking energy according to claim 1 reclaims hydraulic energy-saving emission reduction device, it is characterized in that the switching of two kinds of power driven modes, be by the detection to sensor signals such as pressure, speed, under electric programme controlled instruction, automatically carry out pulsation-free switching.
5. electric train braking energy according to claim 1 reclaims hydraulic energy-saving emission reduction device, it is characterized in that for oil-burning internal combustion engine power train, hydraulic power transfer device (2) can be connected to combustion engine change speed gear box, other is as bladder type hydropneumatic accumulator (3), high pressure valve (4), hydraulic power transmission a-b box (5), bent axis type axial piston pump (6), friction clutch pressure ring (11), friction clutch shift fork (12), disengaging of clutch is in conjunction with cylinder (13), aerodynamic program control device (14), radiator (15), low-pressure reservoir (16), low pressure valve (17), hydraulic pressure programming controller (18), pressure sensor (19), braking accumulation of energy sensor (20), hydraulic-driven sensor (21), locomotive main driving force driving device (22), electric program controller (23), main driving vehicle bridge (25), car speed sensor (26), combustion engine powered train relevant position can be moved to and oil-liquid hybrid electric train can be become.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420244631.3U CN203832260U (en) | 2014-05-14 | 2014-05-14 | Electric train braking energy recovery hydraulic energy conservation and emission reduction device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420244631.3U CN203832260U (en) | 2014-05-14 | 2014-05-14 | Electric train braking energy recovery hydraulic energy conservation and emission reduction device |
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| CN203832260U true CN203832260U (en) | 2014-09-17 |
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| CN201420244631.3U Expired - Fee Related CN203832260U (en) | 2014-05-14 | 2014-05-14 | Electric train braking energy recovery hydraulic energy conservation and emission reduction device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104002673A (en) * | 2014-05-14 | 2014-08-27 | 常州维航节能科技有限公司 | Electric train braking energy recovery hydraulic energy-saving emission-reducing device |
| CN104595257A (en) * | 2015-01-06 | 2015-05-06 | 浙江大学 | Hydraulic energy accumulator |
| CN108944989A (en) * | 2018-07-13 | 2018-12-07 | 胡俊 | A kind of pneumatic device recycled for high-speed rail kinetic energy out of the station |
| CN109435922A (en) * | 2019-01-02 | 2019-03-08 | 爱驰汽车有限公司 | Vehicle hydraulic energy reclaiming method, system, equipment and storage medium |
| CN110053477A (en) * | 2019-05-24 | 2019-07-26 | 徐工集团工程机械股份有限公司科技分公司 | Vehicle bridge device and engineering machinery |
-
2014
- 2014-05-14 CN CN201420244631.3U patent/CN203832260U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104002673A (en) * | 2014-05-14 | 2014-08-27 | 常州维航节能科技有限公司 | Electric train braking energy recovery hydraulic energy-saving emission-reducing device |
| CN104595257A (en) * | 2015-01-06 | 2015-05-06 | 浙江大学 | Hydraulic energy accumulator |
| CN104595257B (en) * | 2015-01-06 | 2016-09-07 | 浙江大学 | A kind of hydraulic pressure for metro braking energy stores and release device |
| CN108944989A (en) * | 2018-07-13 | 2018-12-07 | 胡俊 | A kind of pneumatic device recycled for high-speed rail kinetic energy out of the station |
| CN109435922A (en) * | 2019-01-02 | 2019-03-08 | 爱驰汽车有限公司 | Vehicle hydraulic energy reclaiming method, system, equipment and storage medium |
| CN110053477A (en) * | 2019-05-24 | 2019-07-26 | 徐工集团工程机械股份有限公司科技分公司 | Vehicle bridge device and engineering machinery |
| CN110053477B (en) * | 2019-05-24 | 2023-11-17 | 徐工集团工程机械股份有限公司科技分公司 | Axle devices and construction machinery |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140917 Termination date: 20150514 |
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| EXPY | Termination of patent right or utility model |