CN207274659U - A kind of electric automobile control system of air compressor - Google Patents
A kind of electric automobile control system of air compressor Download PDFInfo
- Publication number
- CN207274659U CN207274659U CN201721293333.3U CN201721293333U CN207274659U CN 207274659 U CN207274659 U CN 207274659U CN 201721293333 U CN201721293333 U CN 201721293333U CN 207274659 U CN207274659 U CN 207274659U
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- China
- Prior art keywords
- air
- air compressor
- drier
- gas receiver
- gas
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Abstract
A kind of electric automobile control system of air compressor is the utility model is related to, it includes air compressor, condenser, drier, regeneration barrel and gas receiver；Air compressor connects in-car air-conditioning duct by air inlet pipe, and the inlet end of condenser is connected by air outlet pipe；External filter element is also equipped with the air inlet pipe of air compressor；The air inlet of the outlet side connection drier of condenser；Drier connects the regeneration barrel by the first gas outlet, and gas receiver is connected by the second gas outlet；Gas receiver is also associated with two-position three-way valve by tracheae, and two-position three-way valve connects the start-up and shut-down control signal end of control port and CAN bus instrument by tracheae respectively；Gas receiver is also associated with gauge pressure sensor, and gauge pressure sensor is connected with the gauge pressure signal end of CAN bus instrument.The structure design of the utility model is reasonable, easy to use, reliable, can accurately gather gas receiver real-time pressure, reduces unnecessary power consumption, extends brake valve class, air compressor working life.
Description
Technical field
It the utility model is related to electric vehicle engineering field, and in particular to a kind of electric automobile control system of air compressor.
Background technology
New energy vehicle expands to 12 meters from 5 meters at present, and vehicle covers pure electric vehicle logistic car, pure electric vehicle railway carriage or compartment goods and pure electricity
Dynamic public transport.In sample car development process, generally use air braking system, air suspension and pneumatic driving pump.Electric compressor is
These systems provide source of the gas, and current air compressor machine species used for electric vehicle is more, and service life is one of electric compressor important
Index, energy saving is also the electric compressor type selecting factor to be considered.There are problems with application process：
（1）The inflating pump frequent start-stop in vehicle operation, causes unnecessary energy loss；
（2）It is hollow in routine use process to prevent oil emulsion with the presence of the air compressor machine oil emulsion risk of lubricating oil
Air compressor need to lengthen working hours, and ensure that lubricating oil temperature in normal working range, virtually adds power consumption；
Conventional truck generally uses piston type air compressor, and installation on the engine, by engine driving, is adjusted using pressure
Valve control pressure, when air pressure reaches default upper limit value in gas receiver, pressure-regulating valve, which is opened, deflates, when pressure is less than default
Lower limit when, pressure-regulating valve close；
Pressure-regulating valve switch motion is more frequent, but air compressor machine is continuously run with engine, is generally needed using 2 ~ 3 years
More rering, to extend the air compressor machine service life.And if electric compressor used on electric car is as traditional air compressor machine
Continuously run and do not shut down, not only air compressor machine short life, and fever is more, energy consumption is big, and the heat sent has an effect on other parts
Work.So it is necessary to electric compressor progress start-up and shut-down control, as long as the air pressure in gas receiver can be made to be maintained at certain
In the range of, you can meet vehicle uses gas requirement.
The air pressure lower limit of general gas receiver should be higher than that more than vehicle bridge braking pressure requirement 0.1MPa that the upper limit should be not less than
Requirement in GB7258-2012, and the real time of electric compressor operating compressed air is about the 1/3 or 1/ of running time
4。
The content of the invention
In view of the above-mentioned problems, the utility model proposes a kind of reasonable in design, easy to use, reliable accurate collection storage
Inflator real-time pressure, start-up and shut-down control is realized by technical requirements to compressor, reduces unnecessary power consumption, control drier, condensation
Device blowback, discharges the steam in brake piping, while extends the electric automobile pneumatics of brake valve class, air compressor working life
Machine control system.
The utility model is achieved through the following technical solutions：
Above-mentioned electric automobile control system of air compressor, including air compressor, condenser, drier, regeneration barrel and storage
Inflator；The lower end side of the air compressor is equipped with air inlet pipe and connects in-car air-conditioning duct by the air inlet pipe, described
The upper end side of air compressor is equipped with air outlet pipe and the inlet end of the condenser is connected by the air outlet pipe；The air
External filter element is also equipped with the air inlet pipe of compressor；The outlet side of the condenser connects the air inlet of the drier；It is described
Drier also has the first gas outlet, the second gas outlet and control port；The drier is connected by first gas outlet
The regeneration barrel, the gas receiver is connected by second gas outlet；The gas receiver is also associated with two three by tracheae
Port valve, the two-position three-way valve connect the control port and start-up and shut-down control signal end also with CAN bus instrument by tracheae
Connection；The gas receiver is also associated with gauge pressure sensor, the gauge pressure sensor and the instrument pressure of CAN bus instrument
Force signal end connects.
The electric automobile control system of air compressor, wherein：The volume of the regeneration barrel is 5L.
Beneficial effect：
The utility model electric automobile control system of air compressor is reasonable in design, more automatically controlled using Pneumatic-control type drier
Formula dryer configuration is simple, and purchase cost is low, and control is simple, more reliable performance；Accurate collection gas receiver real-time pressure, by technology
It is required that realizing start-up and shut-down control to compressor, unnecessary power consumption is reduced；Drier, condenser blowback are controlled, discharges brake piping
In steam, while extend brake valve class, compressor operating service life；The continuation of the journey of electric car is added while reducing power consumption indirectly
Mileage, reduces the cost of client's normal use electric car；Air compressor machine level-one filter core, two level filter core（Level-one filter core refers to sky
Filter core on press body in air filter, two level filter core refer to the air filter filter core in air compressor air intake pipeline）Maintenance cycle
Longer, client's later stage reduces maintenance cost；Drier is after super protect（6 months 50,000 kilometers of drier quality guarantee periods）, it is not necessary to by normal
Maintenance period replaces drying cylinder, reduces and safeguards artificial and parts expense.
Brief description of the drawings
Fig. 1 is the structure principle chart of the utility model electric automobile control system of air compressor.
Embodiment
As shown in Figure 1, the utility model electric automobile control system of air compressor, including it is air compressor 1, condenser 2, dry
Dry device 3, regeneration barrel 4 and gas receiver 5.
The lower end side of the air compressor 1 is equipped with air inlet pipe 11 and connects in-car air-conditioning duct by air inlet pipe 11, should
The upper end side of air compressor 1 is equipped with air outlet pipe 12 and the inlet end of condenser 2 is connected by air outlet pipe 12；Wherein, the sky
External filter element 13 is also equipped with the air inlet pipe 11 of air compressor 1；This external filter element 13 carried on air compressor 1 is safeguarded
Maintenance period is longer, and drier 3 is after super protect（6 months 50,000 kilometers of drier quality guarantee periods）, it is not necessary to replaced by the normal service cycle
Drying cylinder, reduces client later maintenance manually and parts expense.
The air inlet 31 of the outlet side connection drier 3 of the condenser 2；The drier 3 is Pneumatic-control type drier and also has
There are the first gas outlet 32, the second gas outlet 33 and control port 34；The drier 3 connects the regeneration of 5L by the first gas outlet 32
Cylinder 4, gas receiver 5 is connected by the second gas outlet 33.
The gas receiver 5 is also associated with two-position three-way valve 6 by tracheae, which connects drier 3 by tracheae
Control port 34 and be also connected with the start-up and shut-down control signal end of CAN bus instrument；Wherein, the lower part of the gas receiver 5 is also connected with
There is gauge pressure sensor 51, which is connected with the gauge pressure signal end of CAN bus instrument.
The operation principle of the utility model：
Air is after external filter element 13 enters the compression of air compressor 1, by the road into condenser 2, the high temperature of compression
Enter drier 3 from the air inlet 31 of drier 3 after gas cooling, from 33 row of the first gas outlet 32 and the second gas outlet after drying
Go out to respectively enter gas receiver 5 and regeneration barrel 4 by the road, a tracheae is picked out from gas receiver 5 and enters two-position three-way valve 6, it is total by CAN
Line instrument gathers pressure signal by the gauge pressure sensor 51 on gas receiver 5, and 5 pressure of gas receiver reaches setting air pressure
During the upper limit, enter the control port 34 of drier 3 by the road by the gas of the control of CAN bus instrument into two-position three-way valve 6, together
When air compressor 1 shut down, drier carry out blowback exhaust unloading.Touch on the brake in vehicle operation with gas, under 5 air pressure of gas receiver
When being down to the startup pressure of air compressor 1, air compression operation, work to shutdown air pressure.
Start and stop in 1 working cycles of air compressor, are mainly controlled by CAN bus instrument, by the instrument on gas receiver 5
Pressure signal is changed into electric signal by gauge pressure sensor 51, after CAN bus instrument receives pressure signal, by the startup of setting
Pressure, shutdown pressure are controlled start and stop to air compressor 1.
Another steam of the vehicle in pipeline after parking for a long time can condense into condensed water, this can have one to braking original paper use
It is fixing to ring, if steam can damage compressor pump into air compressor 1（Water is incompressible）.To ensure in Different climate region
The normal use of air compressor 1, one timing of condenser 2 and the blowback at the same time of drier 3 while air compressor 1 is shut down
Between, moisture content and impurity in discharge line.When driver closes key, condenser 2 and the blowback again of drier 3, by inflating pump
Gas discharge into this section of pipeline of drier 3, avoids parking caused contingency question for a long time.
The structure design of the utility model is reasonable, simple compared with electric-controlled type dryer configuration using Pneumatic-control type drier, purchases into
This is low, and control is simple, more reliable performance；Accurate collection gas receiver real-time pressure, realizes air compressor by technical requirements and opens
Stop controlling, reduce unnecessary power consumption；Drier, condenser blowback are controlled, in the brake piping for discharging electric parking brake system
Steam, while extend the brake valve class of braking system of electric car, air compressor working life；Between while reduction power consumption
The course continuation mileage for adding electric car is connect, reduces the cost of client's normal use electric car.
Claims (2)
- A kind of 1. electric automobile control system of air compressor, it is characterised in that：The control system includes air compressor, condensation Device, drier, regeneration barrel and gas receiver；The lower end side of the air compressor is equipped with air inlet pipe and connects in-car air-conditioning duct, the sky by the air inlet pipe The upper end side of air compressor is equipped with air outlet pipe and the inlet end of the condenser is connected by the air outlet pipe；The air pressure External filter element is also equipped with the air inlet pipe of contracting machine；The outlet side of the condenser connects the air inlet of the drier；The drier is Pneumatic-control type drier and also has First gas outlet, the second gas outlet and control port；The drier connects the regeneration barrel by first gas outlet, leads to Cross second gas outlet and connect the gas receiver；The gas receiver is also associated with two-position three-way valve by tracheae, and the two-position three-way valve connects the control terminal by tracheae Mouthful and be also connected with the start-up and shut-down control signal end of CAN bus instrument；The gas receiver is also associated with gauge pressure sensor, described Gauge pressure sensor is connected with the gauge pressure signal end of CAN bus instrument.
- 2. electric automobile control system of air compressor as claimed in claim 1, it is characterised in that：The volume of the regeneration barrel is 5L。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721293333.3U CN207274659U (en) | 2017-10-09 | 2017-10-09 | A kind of electric automobile control system of air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721293333.3U CN207274659U (en) | 2017-10-09 | 2017-10-09 | A kind of electric automobile control system of air compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207274659U true CN207274659U (en) | 2018-04-27 |
Family
ID=61988837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721293333.3U Expired - Fee Related CN207274659U (en) | 2017-10-09 | 2017-10-09 | A kind of electric automobile control system of air compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207274659U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108583552A (en) * | 2018-06-29 | 2018-09-28 | 徐工集团工程机械股份有限公司 | A kind of braking system of mechanical drive road roller |
| CN108622062A (en) * | 2018-05-10 | 2018-10-09 | 石家庄中博汽车有限公司 | Pneumatic braking system and its control method, car |
| CN109812418A (en) * | 2019-02-26 | 2019-05-28 | 鞍山新磁电子有限公司 | A kind of air intake structure preventing vehicle-mounted air compressor high-temperature operation and method |
| CN113635844A (en) * | 2021-08-26 | 2021-11-12 | 瑞立集团瑞安汽车零部件有限公司 | Intelligent integrated control system for compressed air for vehicle |
-
2017
- 2017-10-09 CN CN201721293333.3U patent/CN207274659U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108622062A (en) * | 2018-05-10 | 2018-10-09 | 石家庄中博汽车有限公司 | Pneumatic braking system and its control method, car |
| CN108583552A (en) * | 2018-06-29 | 2018-09-28 | 徐工集团工程机械股份有限公司 | A kind of braking system of mechanical drive road roller |
| CN109812418A (en) * | 2019-02-26 | 2019-05-28 | 鞍山新磁电子有限公司 | A kind of air intake structure preventing vehicle-mounted air compressor high-temperature operation and method |
| CN109812418B (en) * | 2019-02-26 | 2023-08-25 | 鞍山新北精工有限公司 | Air inlet structure and method for preventing high-temperature operation of vehicle-mounted air compressor |
| CN113635844A (en) * | 2021-08-26 | 2021-11-12 | 瑞立集团瑞安汽车零部件有限公司 | Intelligent integrated control system for compressed air for vehicle |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180427 Termination date: 20201009 |
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| CF01 | Termination of patent right due to non-payment of annual fee |