CN205423113U - Automobile -used air compressor machine economizer system - Google Patents
Automobile -used air compressor machine economizer system Download PDFInfo
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- CN205423113U CN205423113U CN201620187013.9U CN201620187013U CN205423113U CN 205423113 U CN205423113 U CN 205423113U CN 201620187013 U CN201620187013 U CN 201620187013U CN 205423113 U CN205423113 U CN 205423113U
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Abstract
The utility model provides an automobile -used air compressor machine economizer system, including the engine, air cleaner, the air compressor machine, the air inlet of air compressor machine and the gas outlet of engine, air cleaner's the equal gas circuit in gas outlet is connected, the air inlet of air compressor machine is in proper order through the bypass valve, be connected with the gas outlet gas circuit of accumulator behind the by -pass line, the gas outlet of air compressor machine is in proper order through the change -over valve, be connected with the air inlet gas circuit of accumulator behind the pressure accumulation pipeline, the gas outlet of air compressor machine is in proper order through the change -over valve, be connected with the gas receiver gas circuit behind the desicator, be provided with the gas receiver pressure sensor with whole car VCU signal connection on the gas receiver, whole car VCU and change -over valve signal connection, when the gas receiver off -load, the interior compressed air of air compressor machine enters the accumulator in proper order behind change -over valve, pressure accumulation circuit in, when the accumulator off -load, the pressure boost air in the accumulator gets into in the air compressor machine behind by -pass line, bypass valve in proper order. This designs, and not only energy utilization is high, with low costs, has improved air compressor machine efficiency moreover.
Description
Technical field
This utility model relates to air compressor system, particularly relates to a kind of vehicle air compressor energy conserving system, is primarily adapted for use in raising vehicle air compressor system capacity utilization rate.
Background technology
Vehicle air compressor is one of important accessory of Diesel engine, air compressor machine mainly provides compressed air for brakes, current existing automobile air compressor commonly used reciprocating-piston air compressor machine, by the gear train of electromotor, the travelling gear of transmission air compressor machine, the piston making air compressor machine moves reciprocatingly, and carries compressed air for brakes.Along with the requirement of car load comfortableness, economy improves day by day, brakes becomes increasingly complex, the most increasing to the capacity demand of air compressor machine, such as air suspension vehicle frame, air suspension driver's cabin etc., gas consumption increases, the use back pressure of air compressor machine is from original 0.8Mpa, being promoted to 1.25Mpa, the use condition of vehicle air compressor deteriorates further, and the oil problem of altering of air compressor machine becomes increasingly conspicuous, meanwhile, the consumption of air compressor machine adnexa merit also increases.Therefore, reduce air compressor machine power consumption, reduce air compressor machine alter oil mass, can with increasing combustion engine output work, improve oil consumption, reduce engine oil consumption, energy-conserving and environment-protective.
nullChinese patent application publication No. is CN102729930A，Shen Qing Publication day a kind of automobile air compressor energy-saving pressurized control system that has been the disclosure of the invention on October 17th, 2012，Including air compressor machine supercharger、Charge air cooler、Turbocharger、Air compressor machine、Air drier and exhaust brake valve，Described charge air cooler gas outlet is connected with motor intake manifold，Enmgine exhaust is connected with exhaust brake valve，Described exhaust brake valve is connected with air compressor air intake mouth through air tank，Air compressor machine supercharger gas outlet connects the air inlet of air compressor machine，The natural inflow mouth of described air compressor machine supercharger connects air filter，Another branch road of giving vent to anger of charge air cooler connects the super charge mouth of air compressor machine supercharger，Described charge air cooler air inlet connects turbocharger gas outlet，One control mouth of described air compressor machine supercharger connects the air inlet of air drier，Another controls mouth and connects the air inlet of exhaust brake valve，Exhaust brake valve is connected with air tank by a switch valve，Air drier gas outlet connects the air inlet of air tank.Although this invention avoids the underinflated hidden danger of air compressor machine, but it yet suffers from following defect: in this invention during air compressor machine off-load, compressed air is discharged to air so that energy wastes, simultaneously, for improving air compressor air intake efficiency, system sets up turbocharger so that during low speed, engine power is low, bad response, oil consumption increases, and then makes system cost higher.
Summary of the invention
The purpose of this utility model is to overcome capacity usage ratio present in prior art low, defect that cost is high and problem, it is provided that a kind of capacity usage ratio is high, the vehicle air compressor energy conserving system of low cost.
For realizing object above, technical solution of the present utility model is: a kind of vehicle air compressor energy conserving system, including electromotor, air filter, air compressor machine, the air inlet of described air compressor machine gas circuit equal with the gas outlet of the gas outlet of electromotor, air filter is connected, it is connected with gas receiver gas circuit after the gas outlet drying device of air compressor machine, the air inlet of described air compressor machine is connected with one end gas circuit of accumulator, and the gas outlet of air compressor machine is connected with the other end gas circuit of accumulator.
The air inlet of described air compressor machine successively after bypass valve, bypass line gas outlet gas circuit with accumulator be connected, it is connected with the air inlet gas circuit of accumulator after the most converted valve in gas outlet of air compressor machine, pressure accumulation pipeline, being connected with gas receiver gas circuit after the most converted valve in gas outlet of air compressor machine, exsiccator, described switching valve is two position three-way valve.
Being provided with gas receiver pressure transducer on described gas receiver, gas receiver pressure transducer is connected with car load VCU signal, and car load VCU is connected with switching valve signal.
Described bypass valve is pneumatic diaphragm spring valve.
Described bypass valve is automatically controlled butterfly valve, and the control end of bypass valve is connected with car load VCU signal, and car load VCU is connected with the accumulator pressure sensor signal being arranged on accumulator.
Described accumulator pressure sensor and gas receiver pressure transducer are quasiconductor piezo-resistive pressure sensor.
The air inlet of described air compressor machine gas circuit equal with the gas outlet of the gas outlet of electromotor, air filter after check valve is connected.
Compared with prior art, the beneficial effects of the utility model are:
1, due in this utility model a kind of vehicle air compressor energy conserving system the air inlet of air compressor machine be connected with one end gas circuit of accumulator, the gas outlet of air compressor machine is connected with the other end gas circuit of accumulator, when gas receiver off-load, compressed air in air compressor machine enters in accumulator, the compressed air in air is entered when collecting former off-load by accumulator, reduce energy dissipation, energy expenditure, be effectively improved capacity usage ratio；The compressed air supply air compressor machine that accumulator is collected, improves the density of the induced air of air compressor machine, thus improves air compressor machine efficiency；The design improves capacity usage ratio, air compressor machine efficiency is all realized by accumulator so that design cost is low.Therefore, this utility model not only capacity usage ratio is high, low cost, and improves air compressor machine efficiency.
2, due in this utility model one vehicle air compressor energy conserving system when accumulator off-load, pressurized air in accumulator enters in air compressor machine, realize vehicle air compressor energy conserving system from super charge, improve admission pressure, solve to cause air compressor machine to alter the problem that oil mass is big because natural inflow produces negative pressure, significantly reduce and alter oil mass, save the energy, improve brakes reliability.Therefore, this utility model reduces air compressor machine and alters oil mass, saves the energy, improves brakes reliability.
3, due in this utility model a kind of vehicle air compressor energy conserving system the air inlet of air compressor machine successively through bypass valve, after bypass line, the gas outlet gas circuit with accumulator is connected, the most converted valve in gas outlet of air compressor machine, after pressure accumulation pipeline, the air inlet gas circuit with accumulator is connected, the most converted valve in gas outlet of air compressor machine, it is connected with gas receiver gas circuit after exsiccator, gas receiver pressure transducer it is provided with on gas receiver, gas receiver pressure transducer is connected with car load VCU signal, car load VCU is connected with switching valve signal, switching valve is controlled by car load VCU, the compressed air in air compressor machine is made to enter gas receiver or accumulator, such design does not the most affect system work, and the system that can realize is from super charge.Therefore, this utility model does not the most affect system work, and the system that can realize is from super charge.
4, due in this utility model one vehicle air compressor energy conserving system bypass valve be pneumatic diaphragm spring valve or automatically controlled butterfly valve, pneumatic diaphragm spring valve, automatically controlled butterfly valve all can precisely be switched on or off bypass line, such design not only realizes the automatization that bypass valve controls, and improves the precision of system work.Therefore, this utility model not only automaticity is high, and the precision that works is high.
5, due in this utility model a kind of vehicle air compressor energy conserving system the air inlet of air compressor machine gas circuit equal with the gas outlet of the gas outlet of electromotor, air filter after check valve be connected, when in accumulator, pressurized air enters air compressor machine, check valve can guarantee that pressurized air can only enter air compressor machine, will not be flow backwards entrance air filter and electromotor, improves the reliability of system work.Therefore, this utility model improves the reliability of system work.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model (bypass valve is pneumatic diaphragm spring valve).
Fig. 2 is structural representation of the present utility model (bypass valve is automatically controlled butterfly valve).
In figure: electromotor 1, air filter 2, air compressor machine 3, exsiccator 4, gas receiver 5, accumulator 6, switching valve 7, pressure accumulation pipeline 8, gas receiver pressure transducer 9, car load VCU10, bypass line 11, bypass valve 12, check valve 13, accumulator pressure sensor 14.
Detailed description of the invention
Illustrate with detailed description of the invention, this utility model to be described in further detail below in conjunction with accompanying drawing.
See Fig. 1 to Fig. 2, a kind of vehicle air compressor energy conserving system, including electromotor 1, air filter 2, air compressor machine 3, the air inlet of described air compressor machine 3 gas circuit equal with the gas outlet of the gas outlet of electromotor 1, air filter 2 is connected, it is connected with gas receiver 5 gas circuit after the gas outlet drying device 4 of air compressor machine 3, the air inlet of described air compressor machine 3 is connected with one end gas circuit of accumulator 6, and the gas outlet of air compressor machine 3 is connected with the other end gas circuit of accumulator 6.
The air inlet of described air compressor machine 3 successively after bypass valve 12, bypass line 11 gas outlet gas circuit with accumulator 6 be connected, it is connected with the air inlet gas circuit of accumulator 6 after the most converted valve in gas outlet 7 of air compressor machine 3, pressure accumulation pipeline 8, being connected with gas receiver 5 gas circuit after the most converted valve in gas outlet 7 of air compressor machine 3, exsiccator 4, described switching valve 7 is two position three-way valve.
Being provided with gas receiver pressure transducer 9 on described gas receiver 5, gas receiver pressure transducer 9 is connected with car load VCU10 signal, and car load VCU10 is connected with switching valve 7 signal.
Described bypass valve 12 is pneumatic diaphragm spring valve.
Described bypass valve 12 is automatically controlled butterfly valve, and the control end of bypass valve 12 is connected with car load VCU10 signal, and car load VCU10 is connected with accumulator pressure sensor 14 signal being arranged on accumulator 6.
Described accumulator pressure sensor 14 is quasiconductor piezo-resistive pressure sensor with gas receiver pressure transducer 9.
The air inlet of described air compressor machine 3 gas circuit equal with the gas outlet of the gas outlet of electromotor 1, air filter 2 after check valve 13 is connected.
A kind of control method of vehicle air compressor energy conserving system, described control method comprises the following steps:
When electromotor 1 drives the descent of piston of air compressor machine 3: air enters in air compressor machine 3 after air filter 2；
When electromotor 1 drives the piston stroking upward of air compressor machine 3: enter in gas receiver 5 after the compressed air drying device 4 in air compressor machine 3；
When gas receiver 5 off-load: the compressed air in air compressor machine 3 enters in accumulator 6；
When accumulator 6 off-load: the pressurized air in accumulator 6 enters in air compressor machine 3.
The air inlet of described air compressor machine 3 successively after bypass valve 12, bypass line 11 gas outlet gas circuit with accumulator 6 be connected, it is connected with the air inlet gas circuit of accumulator 6 after the most converted valve in gas outlet 7 of air compressor machine 3, pressure accumulation pipeline 8, being connected with gas receiver 5 gas circuit after the most converted valve in gas outlet 7 of air compressor machine 3, exsiccator 4, described switching valve 7 is two position three-way valve；Being provided with gas receiver pressure transducer 9 on described gas receiver 5, gas receiver pressure transducer 9 is connected with car load VCU10 signal, and car load VCU10 is connected with switching valve 7 signal；Described bypass valve 12 is pneumatic diaphragm spring valve；
Described when gas receiver 5 off-load, compressed air in air compressor machine 3 refers in entering accumulator 6: when gas receiver 5 needs off-load, the signal of telecommunication is fed back to car load VCU10 by gas receiver pressure transducer 9, car load VCU10 sends the signal of telecommunication and controls switching valve 7, so that the gas circuit connection between the air inlet of the gas outlet of air compressor machine 3 and accumulator 6, the gas circuit closedown between the gas outlet of air compressor machine 3 and exsiccator 4, now, enter in accumulator 6 after the most converted valve of compressed air 7 in air compressor machine 3, pressure accumulation circuit 8；Described when accumulator 6 off-load, pressurized air in accumulator 6 refers in entering air compressor machine 3: when accumulator 6 needs off-load, pressurized air in accumulator 6 controls bypass valve 12 by bypass line 11 and connects, now, the pressurized air in accumulator 6 enters in air compressor machine 3 successively after bypass line 11, bypass valve 12.
The air inlet of described air compressor machine 3 successively after bypass valve 12, bypass line 11 gas outlet gas circuit with accumulator 6 be connected, it is connected with the air inlet gas circuit of accumulator 6 after the most converted valve in gas outlet 7 of air compressor machine 3, pressure accumulation pipeline 8, being connected with gas receiver 5 gas circuit after the most converted valve in gas outlet 7 of air compressor machine 3, exsiccator 4, described switching valve 7 is two position three-way valve；Being provided with gas receiver pressure transducer 9 on described gas receiver 5, gas receiver pressure transducer 9 is connected with car load VCU10 signal, and car load VCU10 is connected with switching valve 7 signal；Described bypass valve 12 is automatically controlled butterfly valve, and the control end of bypass valve 12 is connected with car load VCU10 signal, and car load VCU10 is connected with accumulator pressure sensor 14 signal being arranged on accumulator 6；
Described when gas receiver 5 off-load, compressed air in air compressor machine 3 refers in entering accumulator 6: when gas receiver 5 needs off-load, the signal of telecommunication is fed back to car load VCU10 by gas receiver pressure transducer 9, car load VCU10 sends the signal of telecommunication and controls switching valve 7, so that the gas circuit connection between the air inlet of the gas outlet of air compressor machine 3 and accumulator 6, the gas circuit closedown between the gas outlet of air compressor machine 3 and exsiccator 4, now, enter in accumulator 6 after the most converted valve of compressed air 7 in air compressor machine 3, pressure accumulation circuit 8；Described when accumulator 6 off-load, pressurized air in accumulator 6 refers in entering air compressor machine 3: when accumulator 6 needs off-load, the signal of telecommunication is fed back to car load VCU10 by accumulator pressure sensor 14, car load VCU10 sends signal of telecommunication control bypass valve 12 and connects, now, the pressurized air in accumulator 6 enters in air compressor machine 3 successively after bypass line 11, bypass valve 12.
Principle of the present utility model is described as follows:
null1、See Fig. 1 to Fig. 2，A kind of vehicle air compressor energy conserving system，Including electromotor 1、Air filter 2、Air compressor machine 3，The air inlet of described air compressor machine 3 after check valve 13 with the gas outlet of electromotor 1、The equal gas circuit in gas outlet of air filter 2 connects，The air inlet of air compressor machine 3 is successively through bypass valve 12、After bypass line 11, the gas outlet gas circuit with accumulator 6 is connected，The most converted valve in gas outlet 7 of air compressor machine 3、After pressure accumulation pipeline 8, the air inlet gas circuit with accumulator 6 is connected，The most converted valve in gas outlet 7 of air compressor machine 3、It is connected with gas receiver 5 gas circuit after exsiccator 4，Described switching valve 7 is two position three-way valve，It is provided with gas receiver pressure transducer 9 on described gas receiver 5，Gas receiver pressure transducer 9 is connected with car load VCU10 signal，Car load VCU10 is connected with switching valve 7 signal；During work, air compressor machine 3 is driven by electromotor 1 and moves reciprocatingly, when the descent of piston of air compressor machine 3, air compressor machine 3 is in air-suction state, air after air filter 2 enters in air compressor machine 3 cylinder, and when the piston stroking upward of air compressor machine 3, the air in air compressor machine 3 cylinder is compressed, air compressor machine 3 is in exhaust condition, enters in gas receiver 5 after compressed air drying device 4；Air compressor machine 3 inflates gas receiver 5, when the pressure of gas receiver 5 reaches setting value, the signal of telecommunication is fed back to car load VCU10 by gas receiver pressure transducer 9, car load VCU10 sends the signal of telecommunication and controls switching valve 7, so that the gas circuit between the air inlet of the gas outlet of air compressor machine 3 and accumulator 6 is connected, gas circuit between gas outlet and the exsiccator 4 of air compressor machine 3 is closed, now, the most converted valve of compressed air 7 in air compressor machine 3, enter in accumulator 6 after pressure accumulation circuit 8, air compressor machine 3 supplies to accumulator 6, make the compressed-air-storing entering air during air compressor machine 3 off-load in accumulator 6, energy efficient；When the air pressure of accumulator 6 reaches to arrange pressure, bypass valve 12 is connected, pressurized air in accumulator 6 is successively through bypass line 11, enter after bypass valve 12 in air compressor machine 3, due to the air inlet of air compressor machine 3 after check valve 13 with the gas outlet of electromotor 1, the equal gas circuit in gas outlet of air filter 2 connects, check valve 13 ensures to can only enter the air inlet of air compressor machine 3 from the pressurized air of accumulator 6, will not be flow backwards entrance electromotor 1 and air filter 2, thus realize vehicle air compressor energy conserving system from super charge, reduce and alter oil mass, improve intake efficiency, realize energy-saving and cost-reducing；When the air pressure of accumulator 6 not up to arranges pressure, bypass valve 12 cuts out, and air compressor machine 3 natural inflow does not affect work；When after brakes work gas, when the pressure of gas receiver 5 is less than setting value, car load VCU10 sends the signal of telecommunication and controls switching valve 7, so that the gas circuit closedown between the air inlet of the gas outlet of air compressor machine 3 and accumulator 6, the gas circuit connection between the gas outlet of air compressor machine 3 and exsiccator 4, air compressor machine 3 starts again to supply to gas receiver 5.
Existing vehicle air compressor air inlet system and exhaust system, air compressor load factor survey is usually no more than 25%, most of the time belongs to off-load operating mode, and this part power consumption, energy waste, simultaneously, in existing system, air compressor air intake is natural inflow, negative pressure can be produced in air compressor machine cylinder, cause altering on air compressor lubricating oil, increase and alter oil mass, causing consumption of lubricating oil high, air compressor air intake efficiency is the lowest.And the design enters the air of air when collecting air compressor machine 3 off-load by accumulator 6, reduce energy dissipation；Meanwhile, utilize the pressure accumulation air of accumulator 6, resupply air compressor machine 3 air inlet, it is achieved air compressor system, from super charge, effectively promotes air compressor air intake efficiency, reduces air compressor machine and alters oil mass, reduces oil consumption, and improve brakes reliability.
2, Fig. 1 is seen, the air inlet of described air compressor machine 3 successively after bypass valve 12, bypass line 11 gas outlet gas circuit with accumulator 6 be connected, concrete, described bypass valve 12 is pneumatic diaphragm spring valve, the control end of described pneumatic diaphragm spring valve is connected with accumulator 6 by bypass line 11, and described pneumatic diaphragm spring valve is driven by the pressure accumulation air pressure in accumulator 6；During work, when the air pressure of accumulator 6 reach internal combustion engine pressure is set time, pressure accumulation air controls pneumatic diaphragm spring valve by bypass line 11 and opens, pressure accumulation air enters air compressor machine 3 after bypass line 11, system is provided with check valve 13, ensure that the pressurized air from accumulator 6 can only enter air compressor machine 3 air inlet, will not be flow backwards entrance electromotor 1 and air filter 2, thus realize vehicle air compressor energy conserving system from super charge, reduce and alter oil mass, improve intake efficiency, it is achieved energy-saving and cost-reducing；When not up to internal combustion engine arranges pressure to the air pressure of accumulator 6, bypass valve 12 is closed mode, and air compressor machine 3 natural inflow does not affect work.
3, Fig. 2 is seen, the air inlet of described air compressor machine 3 successively after bypass valve 12, bypass line 11 gas outlet gas circuit with accumulator 6 be connected, concrete, described bypass valve 12 is automatically controlled butterfly valve, the control end of bypass valve 12 is connected with car load VCU10 signal, car load VCU10 is connected with accumulator pressure sensor 14 signal being arranged on accumulator 6, and described accumulator pressure sensor 14 is quasiconductor piezo-resistive pressure sensor；Accumulator pressure sensor 14 detects the pressure change of accumulator 6, is then converted into signal voltage and delivers to car load VCU10；During work, accumulator pressure sensor 14 is by the pressure feedback of accumulator 6 to car load VCU10, when pressure reaches to arrange demand, car load VCU10 sends signal of telecommunication control bypass valve 12 and connects, pressure accumulation air enters air compressor machine 3 after bypass line 11, system is provided with check valve 13, ensure that the pressurized air from accumulator 6 can only enter air compressor machine 3 air inlet, will not be flow backwards entrance electromotor 1 and air filter 2, thus realize vehicle air compressor energy conserving system from super charge, reduce and alter oil mass, improve intake efficiency, it is achieved be energy-saving and cost-reducing；When the air pressure of accumulator 6 not up to arranges pressure, bypass valve 12 cuts out, and air compressor machine 3 natural inflow does not affect work.
Embodiment 1:
See Fig. 1 to Fig. 2, a kind of vehicle air compressor energy conserving system, including electromotor 1, air filter 2, air compressor machine 3, the air inlet of described air compressor machine 3 gas circuit equal with the gas outlet of the gas outlet of electromotor 1, air filter 2 is connected, it is connected with gas receiver 5 gas circuit after the gas outlet drying device 4 of air compressor machine 3, the air inlet of described air compressor machine 3 is connected with one end gas circuit of accumulator 6, and the gas outlet of air compressor machine 3 is connected with the other end gas circuit of accumulator 6.
By such scheme, the control method of a kind of vehicle air compressor energy conserving system, described control method comprises the following steps: when electromotor 1 drives the descent of piston of air compressor machine 3: air enters in air compressor machine 3 after air filter 2；When electromotor 1 drives the piston stroking upward of air compressor machine 3: enter in gas receiver 5 after the compressed air drying device 4 in air compressor machine 3；When gas receiver 5 off-load: the compressed air in air compressor machine 3 enters in accumulator 6；When accumulator 6 off-load: the pressurized air in accumulator 6 enters in air compressor machine 3.
Embodiment 2:
Substance is with embodiment 1, and difference is:
Seeing Fig. 1 to Fig. 2, the air inlet of described air compressor machine 3 gas circuit equal with the gas outlet of the gas outlet of electromotor 1, air filter 2 after check valve 13 is connected.
Embodiment 3:
Substance is with embodiment 1, and difference is:
See Fig. 1, the air inlet of described air compressor machine 3 successively after bypass valve 12, bypass line 11 gas outlet gas circuit with accumulator 6 be connected, it is connected with the air inlet gas circuit of accumulator 6 after the most converted valve in gas outlet 7 of air compressor machine 3, pressure accumulation pipeline 8, being connected with gas receiver 5 gas circuit after the most converted valve in gas outlet 7 of air compressor machine 3, exsiccator 4, described switching valve 7 is two position three-way valve；Being provided with gas receiver pressure transducer 9 on described gas receiver 5, gas receiver pressure transducer 9 is connected with car load VCU10 signal, and car load VCU10 is connected with switching valve 7 signal；Described bypass valve 12 is pneumatic diaphragm spring valve；Described accumulator pressure sensor 14 is quasiconductor piezo-resistive pressure sensor with gas receiver pressure transducer 9；The air inlet of described air compressor machine 3 gas circuit equal with the gas outlet of the gas outlet of electromotor 1, air filter 2 after check valve 13 is connected；
Described when gas receiver 5 off-load, compressed air in air compressor machine 3 refers in entering accumulator 6: when gas receiver 5 needs off-load, the signal of telecommunication is fed back to car load VCU10 by gas receiver pressure transducer 9, car load VCU10 sends the signal of telecommunication and controls switching valve 7, so that the gas circuit connection between the air inlet of the gas outlet of air compressor machine 3 and accumulator 6, the gas circuit closedown between the gas outlet of air compressor machine 3 and exsiccator 4, now, enter in accumulator 6 after the most converted valve of compressed air 7 in air compressor machine 3, pressure accumulation circuit 8；Described when accumulator 6 off-load, pressurized air in accumulator 6 refers in entering air compressor machine 3: when accumulator 6 needs off-load, pressurized air in accumulator 6 controls bypass valve 12 by bypass line 11 and connects, now, the pressurized air in accumulator 6 enters in air compressor machine 3 successively after bypass line 11, bypass valve 12.
Embodiment 4:
Substance is with embodiment 1, and difference is:
See Fig. 2, the air inlet of described air compressor machine 3 successively after bypass valve 12, bypass line 11 gas outlet gas circuit with accumulator 6 be connected, it is connected with the air inlet gas circuit of accumulator 6 after the most converted valve in gas outlet 7 of air compressor machine 3, pressure accumulation pipeline 8, being connected with gas receiver 5 gas circuit after the most converted valve in gas outlet 7 of air compressor machine 3, exsiccator 4, described switching valve 7 is two position three-way valve；Being provided with gas receiver pressure transducer 9 on described gas receiver 5, gas receiver pressure transducer 9 is connected with car load VCU10 signal, and car load VCU10 is connected with switching valve 7 signal；Described bypass valve 12 is automatically controlled butterfly valve, and the control end of bypass valve 12 is connected with car load VCU10 signal, and car load VCU10 is connected with accumulator pressure sensor 14 signal being arranged on accumulator 6；Described accumulator pressure sensor 14 is quasiconductor piezo-resistive pressure sensor with gas receiver pressure transducer 9；The air inlet of described air compressor machine 3 gas circuit equal with the gas outlet of the gas outlet of electromotor 1, air filter 2 after check valve 13 is connected；
Described when gas receiver 5 off-load, compressed air in air compressor machine 3 refers in entering accumulator 6: when gas receiver 5 needs off-load, the signal of telecommunication is fed back to car load VCU10 by gas receiver pressure transducer 9, car load VCU10 sends the signal of telecommunication and controls switching valve 7, so that the gas circuit connection between the air inlet of the gas outlet of air compressor machine 3 and accumulator 6, the gas circuit closedown between the gas outlet of air compressor machine 3 and exsiccator 4, now, enter in accumulator 6 after the most converted valve of compressed air 7 in air compressor machine 3, pressure accumulation circuit 8；Described when accumulator 6 off-load, pressurized air in accumulator 6 refers in entering air compressor machine 3: when accumulator 6 needs off-load, the signal of telecommunication is fed back to car load VCU10 by accumulator pressure sensor 14, car load VCU10 sends signal of telecommunication control bypass valve 12 and connects, now, the pressurized air in accumulator 6 enters in air compressor machine 3 successively after bypass line 11, bypass valve 12.
Claims (7)
1. a vehicle air compressor energy conserving system, including electromotor (1), air filter (2), air compressor machine (3), the air inlet of described air compressor machine (3) is connected with the equal gas circuit in gas outlet of the gas outlet of electromotor (1), air filter (2), gas outlet drying device (4) of air compressor machine (3) is connected with gas receiver (5) gas circuit afterwards, it is characterized in that: the air inlet of described air compressor machine (3) is connected with one end gas circuit of accumulator (6), the gas outlet of air compressor machine (3) is connected with the other end gas circuit of accumulator (6).
A kind of vehicle air compressor energy conserving system the most according to claim 1, it is characterized in that: the air inlet of described air compressor machine (3) successively after bypass valve (12), bypass line (11) gas outlet gas circuit with accumulator (6) be connected, the most converted valve in the gas outlet (7) of air compressor machine (3), pressure accumulation pipeline (8) air inlet gas circuit with accumulator (6) afterwards is connected, the most converted valve in the gas outlet (7) of air compressor machine (3), exsiccator (4) are connected with gas receiver (5) gas circuit afterwards, and described switching valve (7) is two position three-way valve.
A kind of vehicle air compressor energy conserving system the most according to claim 2, it is characterized in that: on described gas receiver (5), be provided with gas receiver pressure transducer (9), gas receiver pressure transducer (9) and car load VCU(10) signal is connected, car load VCU(10) be connected with switching valve (7) signal.
A kind of vehicle air compressor energy conserving system the most according to claim 3, it is characterised in that: described bypass valve (12) is pneumatic diaphragm spring valve.
A kind of vehicle air compressor energy conserving system the most according to claim 3, it is characterized in that: described bypass valve (12) is automatically controlled butterfly valve, the control end of bypass valve (12) and car load VCU(10) signal is connected, car load VCU(10) be connected with accumulator pressure sensor (14) signal being arranged on accumulator (6).
A kind of vehicle air compressor energy conserving system the most according to claim 5, it is characterised in that: described accumulator pressure sensor (14) and gas receiver pressure transducer (9) are quasiconductor piezo-resistive pressure sensor.
7. according to a kind of vehicle air compressor energy conserving system described in any one in claim 16, it is characterised in that: the air inlet of described air compressor machine (3) equal gas circuit in gas outlet with the gas outlet of electromotor (1), air filter (2) after check valve (13) is connected.
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| CN201620187013.9U CN205423113U (en) | 2016-03-11 | 2016-03-11 | Automobile -used air compressor machine economizer system |
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| CN201620187013.9U CN205423113U (en) | 2016-03-11 | 2016-03-11 | Automobile -used air compressor machine economizer system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105604919A (en) * | 2016-03-11 | 2016-05-25 | 东风商用车有限公司 | Vehicle air compressor energy-saving system and control method thereof |
| CN108412606A (en) * | 2018-01-30 | 2018-08-17 | 东风商用车有限公司 | A kind of vehicle air compressor energy-saving pressurized system |
| CN109058763A (en) * | 2018-08-14 | 2018-12-21 | 东风商用车有限公司 | A kind of vehicle intelligent embedded changeable gas storage volume energy recycle device |
| CN109098837A (en) * | 2018-09-19 | 2018-12-28 | 东风商用车有限公司 | A kind of engine energy-saving auxiliary pressurization system |
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2016
- 2016-03-11 CN CN201620187013.9U patent/CN205423113U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105604919A (en) * | 2016-03-11 | 2016-05-25 | 东风商用车有限公司 | Vehicle air compressor energy-saving system and control method thereof |
| CN108412606A (en) * | 2018-01-30 | 2018-08-17 | 东风商用车有限公司 | A kind of vehicle air compressor energy-saving pressurized system |
| CN109058763A (en) * | 2018-08-14 | 2018-12-21 | 东风商用车有限公司 | A kind of vehicle intelligent embedded changeable gas storage volume energy recycle device |
| CN109058763B (en) * | 2018-08-14 | 2024-01-02 | 东风商用车有限公司 | Intelligent embedded energy recovery device with variable gas storage volume for vehicle |
| CN109098837A (en) * | 2018-09-19 | 2018-12-28 | 东风商用车有限公司 | A kind of engine energy-saving auxiliary pressurization system |
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