CN101890927A - Energy-saving supercharging device of automobile air compressor - Google Patents
Energy-saving supercharging device of automobile air compressor Download PDFInfo
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- CN101890927A CN101890927A CN 201010221722 CN201010221722A CN101890927A CN 101890927 A CN101890927 A CN 101890927A CN 201010221722 CN201010221722 CN 201010221722 CN 201010221722 A CN201010221722 A CN 201010221722A CN 101890927 A CN101890927 A CN 101890927A
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Abstract
The invention discloses an energy-saving supercharging device of an automobile air compressor. The device comprises an air filter, a turbine supercharger, an air compressor and an air storage tank, wherein the air compressor is communicated with an air inlet cavity of an engine through an air inlet and communicated with the air storage tank through an exhaust port; the air inlet of the air compressor is provided with an energy-saving reversing valve which is connected with the air filter and the turbine supercharger respectively; and an unloading valve with a pressure feedback signal is arranged between the exhaust port of the air compressor and the air storage tank. Under the action of the energy-saving reversing valve, when the air compressor is no-load, the air enters the air compressor through a natural air inlet pipeline so that the air exhausted to the atmosphere does not consume the supercharged gas of the engine and the heat load of the air compressor is reduced; and when in full-load work, the compressed air from a braking pressure control air port pushes a power piston to move rightwards, then the natural air inlet is closed, a supercharged air inlet is connected, and the air compressor takes air from the turbine supercharger so as to improve the air inlet efficiency of the air compressor.
Description
Technical field
The present invention relates to a kind of gas pressurized device, relate in particular to automobile Air compressor energy-saving supercharging device, belong to automobile-used Air compressor technical field.
Background technology
The radical function of automobile air compressor is to stablize enough pressurized airs for brake system provides.Along with the fast development of science and technology and user improve day by day to the requirement of safety, brake system of car becomes increasingly complex, and gas consumption also increases sharply.And, many devices that need pressurized air to support, be generalized on the automobile rapidly as air suspension vehicle bridge, air suspension operator's compartment and seat, automation car door etc., make traditional compressor can't bear the heavy load, the wearing and tearing aggravation, fault rate improves, and not only shortens the life-span, and the oil of scurrying that wearing and tearing bring brings serious harm for again the Performance And Reliability of brake system and other device.In order to overcome the above problems, some driving engine producers use the twin-tub Air compressor one after another instead increases air output, but cost increases more than 50%.Use cost and oil consumption increase thereupon.
It is 200720020515.3 driving engine air Compressor unit that China's utility model discloses a kind of patent No., it comprises the air compressor air intake pipe, described air compressor air intake pipe is connected with the air inlet pipe of driving engine, and described air compressor air intake pipe is connected with the air discharge port pipe of the blwr of driving engine
Though this driving engine can provide the air of big discharge capacity under the basis of not oversize piston cylinder diameter or rev up with air Compressor unit, but the supercharging efficient to cylinder, piston is lower, and can not between zero load and fully loaded load, flexible whether supply with super charge, Air compressor is not stopped transport to change and has been improved the too much fuel consumption fuel of its operating cost simultaneously, and this apparatus structure more complicated, cost is higher and maintenance is big.
Summary of the invention
Deficiency at the prior art existence, technical matters to be solved by this invention is, provide a kind of simple in structure, with low cost, can be under two kinds of situations of no-load running and on-load running the flexible automobile to the needs of supercharging air amount, improve Air compressor give vent to anger efficient, save driving engine pressurization gas, reduce the energy-saving supercharging device of automobile air compressor of Air compressor operating cost and thermal load.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of energy-saving supercharging device of automobile air compressor, comprise airfilter, turbocharger, Air compressor, storage tank, described Air compressor is communicated with the engine charge chamber by admission port, be communicated with storage tank by exhausr port, described air compressor air intake mouth is provided with energy-conservation change-over valve, described energy-conservation change-over valve is connected with airfilter, turbocharger respectively, and the unloader valve of a band pressure feedback signal is set between described Air compressor exhausr port and the storage tank.
Above-mentioned energy-saving supercharging device of automobile air compressor is characterized in that: the unloader valve of described band pressure feedback signal is connected with the braking pressure control gas port of energy-conservation change-over valve by feedback pipe.
The advantage of energy-saving supercharging device of automobile air compressor of the present invention is:
By the effect of energy-conservation change-over valve, when Air compressor is unloaded, enter by the aspirate pipeline, make the no longer pressurization gas of consumption of engine of the air that is discharged in the atmosphere, the thermal load of Air compressor is minimized; When operating at full capacity, move right from the pressurized air propulsion power piston of brake-pressure admission port, this moment, the aspirate mouth was closed, and the super charge mouth is connected, and this moment, Air compressor was got gas from turbocharger, had improved the intake efficiency of Air compressor.
(1) use the Air compressor blwr after, increase substantially the Air compressor efficient of giving vent to anger, only need to increase that a small amount of cost can satisfy vehicle uses the gas demand, must change the twin-tub Air compressor.Estimate to shorten the load running time 30%, save Air compressor operating cost 30%, and effectively reduce fuel oil consumption.Even because of the brake system fault, cause not having control air pressure control Air compressor blwr normal operation, Air compressor also can be got gas and normal operation can not brought other problem from airfilter.
2) after air compressor air intake pressure improved, the inspiration stroke piston was subjected to the effect of supercharging gas, produces downward pressure, and the power that has reduced driving engine relies on; And export more high pressure air in advance at the compression stroke of giving vent to anger, the efficient of giving vent to anger is improved, and the power requirement of driving engine is slightly improved.The two balance, power demand not have variation substantially when using behind the Air compressor blwr Air compressor load running.And, shortened the load running time owing to improved the efficient of giving vent to anger, oil consumption reduces on the contrary.
3) because only use air through the worm wheel pressure booster supercharging when load running, and compare with the gas consumption of driving engine, the gas consumption of Air compressor can be ignored and not remember, therefore uses the normal operation not influence of Air compressor blwr to driving engine.
Description of drawings
Fig. 1 is an energy-saving supercharging device of automobile air compressor structural representation of the present invention;
Fig. 2 for energy-conservation change-over valve in the energy-saving supercharging device of automobile air compressor of the present invention schematic diagram.
The specific embodiment
Below in conjunction with drawings and the specific embodiments the present invention is described in further details;
As shown in Figure 1, be energy-saving supercharging device of automobile air compressor structural representation of the present invention, comprise airfilter 1, turbocharger 2, Air compressor 3, storage tank 4, described Air compressor 3 is communicated with the engine charge chamber by admission port, be communicated with storage tank 4 by exhausr port, the admission port of described Air compressor 3 is provided with energy-conservation change-over valve 5, described energy-conservation change-over valve 5 respectively with airfilter 1, turbocharger 2 connects, the unloader valve 6 of one band pressure feedback signal is set between the exhausr port of described Air compressor 3 and the storage tank 4, and the unloader valve 6 of band pressure feedback signal is connected with the braking pressure control gas port 51 of energy-conservation change-over valve 5 by feedback pipe 61.
As shown in Figure 2, schematic diagram for the energy-conservation change-over valve of the present invention, wherein, comprise a valve body 52, reversing piston 53 is packed into pull back spring 54 in the valve body 52, again by with valve body 52 on braking pressure control gas port 51 contacted power plungers 58 be crimped in the valve body 52, valve body 52 is provided with an aspirate mouth 55, super charge mouth 56 and air extractor duct 57.As shown in Figure 1, airfilter 1 is communicated with aspirate mouth 55, and turbocharger 2 is communicated with super charge mouth 56, and Air compressor 3 admission ports are communicated with air extractor duct 57.When having the pressure gas of feedback, braking pressure control gas port 51 places do not do the time spent, reversing piston 53 remains static under the effect of pull back spring 54, be that aspirate mouth 55 is opened, super charge mouth 56 is closed, the gas that enter Air compressor 3 this moment is nature gas, when having the pressure gas of feedback, braking pressure control gas port 51 places do the time spent, power plunger 58 overcomes pull back spring 54 and promotes reversing piston 53 actions, aspirate mouth 5 is closed, super charge mouth 56 is opened, at this moment, the gas that enters Air compressor is pressure gas, can reach the purpose of commutation by the effect of braking pressure control gas port 51.
Its principle of work is: when brake system pressure reached the cut-off pressure of air dryer (or pressure regulating valve), the pressurized air of Air compressor output was from the direct exhaust to atmosphere of the exhausr port of dryer, and Air compressor 3 is in the off-load mode of operation.At this moment, air dryer bonded assembly braking pressure control gas port 51 does not have pressurized air to output to power plunger 58 left ends, and reversing piston 53 is positioned at left position, and aspirate mouth 55 communicates with exhausr port 57, and this moment, Air compressor was got gas from airfilter 1.
When brake system pressure did not reach the cut-off pressure of air dryer (or pressure regulating valve), Air compressor 3 was in the state of operating at full capacity.At this moment, pressurized air propulsion power plunger 58 from air dryer bonded assembly braking pressure control gas port 51 moves to right, overcome pull back spring 54 promotion reversing pistons 53 thereupon and move to right, super charge mouth 56 is connected with exhausr port 57, and this moment, Air compressor 3 was got gas from worm wheel pressure booster 2.Because the pressurization of worm wheel pressure booster 2, improved the intake efficiency of Air compressor 3, so the efficient of giving vent to anger is greatly improved.
Certainly, above-mentioned explanation is not to be limitation of the present invention, and the present invention also is not limited to above-mentioned giving an example; those skilled in the art; in essential scope of the present invention, the variation of making, remodeling, interpolation or replacement all should belong to protection scope of the present invention.
Claims (2)
1. energy-saving supercharging device of automobile air compressor, comprise airfilter, turbocharger, Air compressor, storage tank, described Air compressor is communicated with the engine charge chamber by admission port, be communicated with storage tank by exhausr port, it is characterized in that: described air compressor air intake mouth is provided with energy-conservation change-over valve, described energy-conservation change-over valve is connected with airfilter, turbocharger respectively, and the unloader valve of a band pressure feedback signal is set between described Air compressor exhausr port and the storage tank.
2. energy-saving supercharging device of automobile air compressor according to claim 1 is characterized in that: the unloader valve of described band pressure feedback signal is connected with the braking pressure control gas port of energy-conservation change-over valve by feedback pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010221722 CN101890927A (en) | 2010-07-09 | 2010-07-09 | Energy-saving supercharging device of automobile air compressor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010221722 CN101890927A (en) | 2010-07-09 | 2010-07-09 | Energy-saving supercharging device of automobile air compressor |
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| CN101890927A true CN101890927A (en) | 2010-11-24 |
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| CN 201010221722 Pending CN101890927A (en) | 2010-07-09 | 2010-07-09 | Energy-saving supercharging device of automobile air compressor |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102128078A (en) * | 2011-03-31 | 2011-07-20 | 潍柴动力股份有限公司 | Gas intake and exhaust system of engine |
| CN102729930A (en) * | 2012-06-21 | 2012-10-17 | 青岛智远汽车部件有限公司 | Energy-saving pressurization control system of automobile air compressor |
| CN105864022A (en) * | 2016-05-19 | 2016-08-17 | 无锡汇能达科技有限公司 | System for testing energy saving rate of air compressor and testing method of system |
| CN107975472A (en) * | 2017-11-23 | 2018-05-01 | 宁波杭州湾新区祥源动力供应有限公司 | A kind of high-low pressure air compresses combined system |
| CN113153699A (en) * | 2021-03-30 | 2021-07-23 | 潍柴动力股份有限公司 | Vehicle braking system, unloading method of air compressor assembly and vehicle |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2433417Y (en) * | 1999-08-20 | 2001-06-06 | 廊坊美联制动装置有限公司 | Vehicle air compressor energy-saving device of air intake by regulating pressure |
| CN201021234Y (en) * | 2007-04-05 | 2008-02-13 | 潍柴动力股份有限公司 | Air compressor device for engine |
| EP1927739A1 (en) * | 2006-12-01 | 2008-06-04 | Ford Global Technologies, LLC | Method and device for controlling a turbocharging system |
| CN201751241U (en) * | 2010-07-09 | 2011-02-23 | 青岛智远汽车部件有限公司 | Energy-saving supercharging device of automobile air compressor |
-
2010
- 2010-07-09 CN CN 201010221722 patent/CN101890927A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2433417Y (en) * | 1999-08-20 | 2001-06-06 | 廊坊美联制动装置有限公司 | Vehicle air compressor energy-saving device of air intake by regulating pressure |
| EP1927739A1 (en) * | 2006-12-01 | 2008-06-04 | Ford Global Technologies, LLC | Method and device for controlling a turbocharging system |
| CN201021234Y (en) * | 2007-04-05 | 2008-02-13 | 潍柴动力股份有限公司 | Air compressor device for engine |
| CN201751241U (en) * | 2010-07-09 | 2011-02-23 | 青岛智远汽车部件有限公司 | Energy-saving supercharging device of automobile air compressor |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102128078A (en) * | 2011-03-31 | 2011-07-20 | 潍柴动力股份有限公司 | Gas intake and exhaust system of engine |
| CN102128078B (en) * | 2011-03-31 | 2014-05-28 | 潍柴动力股份有限公司 | Gas intake and exhaust system of engine |
| CN102729930A (en) * | 2012-06-21 | 2012-10-17 | 青岛智远汽车部件有限公司 | Energy-saving pressurization control system of automobile air compressor |
| CN102729930B (en) * | 2012-06-21 | 2017-03-29 | 青岛智远汽车部件有限公司 | Automobile air compressor energy-saving pressurized control system |
| CN105864022A (en) * | 2016-05-19 | 2016-08-17 | 无锡汇能达科技有限公司 | System for testing energy saving rate of air compressor and testing method of system |
| CN107975472A (en) * | 2017-11-23 | 2018-05-01 | 宁波杭州湾新区祥源动力供应有限公司 | A kind of high-low pressure air compresses combined system |
| CN113153699A (en) * | 2021-03-30 | 2021-07-23 | 潍柴动力股份有限公司 | Vehicle braking system, unloading method of air compressor assembly and vehicle |
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Open date: 20101124 |