CN204344351U - Motor car engine cold-start control system - Google Patents
Motor car engine cold-start control system Download PDFInfo
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- CN204344351U CN204344351U CN201420843981.1U CN201420843981U CN204344351U CN 204344351 U CN204344351 U CN 204344351U CN 201420843981 U CN201420843981 U CN 201420843981U CN 204344351 U CN204344351 U CN 204344351U
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Abstract
The utility model belongs to technical field of automobile control, is specifically related to a kind of motor car engine cold-start control system.It comprises ignition switch, described ignition switch one end connects power supply, the other end connects power input and heater switch one end of instrument, the heater switch the other end connects the coil that cooling liquid adds thermorelay, one end, contact that cooling liquid adds thermorelay connects power supply, the other end connects cooling liquid heating system, the signal output part of instrument connects alarm, signal input part connects tutorial light, power output end connects the coil of super capacitor relay, one end, contact of super capacitor relay connects power supply, the other end connects super capacitor, super capacitor is electrically connected with tutorial light.The utility model coordinates various relay to drive engine charge preheating, super capacitor and the work of cooling heating system by field bus instrument, reduce charge switch, reduce the complexity of cold start operation in ultralow temperature situation, improve operation ease and the travelling comfort of driver.
Description
Technical field
The utility model belongs to auto electric control technique field, is specifically related to a kind of motor car engine cold-start control system.
Background technique
For adapting to the car engine start under-35 DEG C and following ultra-low temperature surroundings, by increasing engine charge pre-heating system, cooling liquid heating system, super capacitor etc., preheating is carried out to motor at present, wherein, the effect of engine charge pre-heating system promotes Engine Inlet Temperature, cooling liquid heating system is used to promote engine temperature, and super capacitor is in parallel with storage battery to upgrade kinetic force.Existing said system function is all realized by the opening and closing of various operating switch, and along with increasing of heating system, operating switch also increases, and the switch of increase can make the startup of motor become more complicated, brings great inconvenience to the operation of driver.And existing field bus instrument all needs to coordinate controller to realize its various communication function, but coordinate controller cost higher.
Summary of the invention
The purpose of this utility model is exactly the deficiency existed to solve above-mentioned background technology, provides a kind of motor car engine cold-start control system.
The technical solution adopted in the utility model is: a kind of motor car engine cold-start control system, comprise ignition switch and instrument, described ignition switch one end connects power supply, the other end connects power input and heater switch one end of instrument, the described heater switch the other end connects coil one end that cooling liquid adds thermorelay, cooling liquid adds the coil the other end ground connection of thermorelay, one end, contact that described cooling liquid adds thermorelay connects power supply, the other end connects cooling liquid heating system, the signal output part of described instrument connects alarm, signal input part connects tutorial light, power output end connects coil one end of super capacitor relay, the coil the other end ground connection of described super capacitor relay, one end, contact of described super capacitor relay connects power supply, the other end connects super capacitor, described super capacitor is electrically connected with tutorial light.
Further, also comprise time delay relay, charge heating relay and heat-riser valve, the power output end of described instrument connects coil one end of time delay relay, one end that one end, contact connects power supply, the other end connects coil one end of charge heating relay and the contact of charge heating relay of described time delay relay, the other end of the contact of described charge heating relay connects heat-riser valve one end, the equal ground connection of the other end of the coil the other end of described time delay relay, the coil the other end of charge heating relay and heat-riser valve.
Further; also comprise protective relay, power output end connection coil one end of protective relay of described instrument, the coil the other end ground connection of protective relay, one end, contact of described protective relay connects power supply, the other end connects coil one end of time delay relay and coil one end of super capacitor relay.Set up protective relay at the power output end of instrument and between the coil of time delay relay and super capacitor relay coil, charge heating system and super capacitor are protected, system works more reliable performance can be made.
Further, also comprise environment temperature sensor, described environment temperature sensor output terminal connects the signal input part of described instrument.Instrument can Real-Time Monitoring ambient temperature by environment temperature sensor, facilitates driver to select whether start charge heating system, cooling liquid heating system according to ambient temperature size.
The utility model coordinates various relay to drive engine charge preheating, super capacitor and the work of cooling heating system by field bus instrument, reduce charge switch, vehicle launch is realized eventually through buzzer prompting, reduce the complexity of the cold start operation in ultralow temperature situation, improve operation ease and the travelling comfort of driver, there is circuit and connect simply, implement advantage that is convenient, reliable performance.
Accompanying drawing explanation
Fig. 1 is electrical schematic diagram of the present utility model.
Fig. 2 is control principle drawing of the present utility model.
In figure: 1-power supply; 2-ignition switch; 3-instrument; 4-alarm buzzer; 5-environment temperature sensor; 6-tutorial light; 7-protective relay; 8-time delay relay; 9-charge heating relay; 10-heat-riser valve; 11-super capacitor relay; 12-super capacitor; 13-heater switch; 14-cooling liquid adds thermorelay; 15-cooling liquid heating system.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, is convenient to be well understood to the utility model, but they do not form restriction to the utility model.
As shown in Figure 1, the utility model comprises 24V power supply 1, ignition switch 2, instrument 3 and heater switch, one end of described ignition switch 2 is electrically connected with power supply 1, power input (1 pin) and heater switch one end of the other end and instrument 3 are electrically connected, the signal input part (4 pin) of described instrument 3 connects tutorial light 6, signal output part (2 pin) connects alarm 4, power output end (5 pin) connects coil one end of super capacitor relay 11, the coil the other end ground connection of described super capacitor relay 11, normally opened contact one end of described super capacitor relay 11 connects 24V power supply 1, the other end connects super capacitor 12, described super capacitor 12 is electrically connected with tutorial light 6.Described heater switch 13 the other end connects coil one end that cooling liquid adds thermorelay 14, cooling liquid adds the coil the other end ground connection of thermorelay 14, and normally opened contact one end that described cooling liquid adds thermorelay 14 connects 24V power supply, the other end connection cooling liquid heating system 15.
In such scheme, also comprise time delay relay 8, charge heating relay 9 and heat-riser valve 10, the power output end (5 pin) of described instrument 3 connects coil one end of time delay relay 8, normally opened contact one end of described time delay relay 8 connects 24V power supply, the other end connects coil one end of charge heating relay 9 and normally opened contact one end of charge heating relay 9, the contact the other end of described charge heating relay 9 connects heat-riser valve 10 one end, the coil the other end of described time delay relay 8, the coil the other end of charge heating relay 9 and the equal ground connection of the other end of heat-riser valve 10.
In such scheme; also comprise protective relay 7, power output end connection coil one end of protective relay 7 of described instrument 3, the coil the other end ground connection of protective relay 7, one end, contact of described protective relay 7 connects power supply 1, the other end connects coil one end of time delay relay 8 and coil one end of super capacitor relay 11.Set up protective relay at the power output end (5 pin) of instrument and between the coil of time delay relay and super capacitor relay coil, charge heating system and super capacitor are protected, system works more reliable performance can be made.
In such scheme, also comprise environment temperature sensor 5, for detecting ambient temperature, environment temperature sensor 5 output terminal connects the signal input part (3 pin) of described instrument 3.Instrument 3 can Real-Time Monitoring ambient temperature by environment temperature sensor 5, facilitates driver to select whether start charge heating system, cooling liquid heating system according to ambient temperature size.
As shown in Figure 2, the control procedure that control system of the present utility model realizes cold start controlling may be summarized to be: ON shelves got to by closed electrical source switch, ignition lock, closed boiler heater switch again, instrument receives engine coolant temperature information, when engine coolant temperature reaches 29 DEG C, instrument will drive engine charge preheating and super capacitor work.Super capacitor will charge, and charging terminates rear warning light and lights, and instrument is energized to buzzer after receiving this signal, and buzzer buzzing prompting driver can start vehicle.Specifically detailed control principle is as follows:
First ignition switch closes, power input (1 pin) energising of instrument 3, the signal input part (3 pin) of instrument 3 starts the temperature signal of reception environment temperature transducer 5 detection, the signal input part (4 pin) of instrument 3 connects tutorial light, and the signal output part (2 pin) of instrument 3 connects alarm.
When display environment temperature in instrument 3, at-25 DEG C or following, (this temperature is uncertain, can change according to actual conditions) time, closed heater switch 13, cooling liquid adds the coil electricity of thermorelay 14, the normally opened contact that cooling liquid adds thermorelay 14 closes, and cooling liquid heating system 15 is started working.
Instrument 3 receives the temperature of cooling liquid by bus; when coolant temperature reaches 29 DEG C, (this temperature is uncertain; can change according to actual conditions) time; power output end (5 pin) energising of instrument 5; the coil-end energising of protective relay 7, the normally opened contact of protective relay 7 closes, the coil-end energising of super capacitor relay 11; the normally opened contact of super capacitor relay 11 closes, and super capacitor 12 starts the work of charging.
The power output end (5 pin) of instrument 3 exports to the coil-end energising of protective relay 7; after the normally opened contact of protective relay 7 is closed; the coil of time delay relay 8 is also energized; after time delay 1min, the normally opened contact of time delay relay 8 closes; the now coil electricity of charge heating relay 9; the normally opened contact of charge heating relay 9 closes, and heat-riser valve 10 is started working.
When super capacitor 12 charges completely; the tutorial light 6 be connected with super capacitor 12 is lighted; output signal to instrument 3; the signal input part (4 pin) of instrument 3 receives after tutorial light lights signal; power output end (5 pin) power-off immediately of instrument 3; now the contact of protective relay 7 changes off state into by closed state; super capacitor 12 and heat-riser valve 10 all quit work; the signal output part (2 pin) of instrument 3 outputs signal to alarm 4, and alarm 4 alarm driver can start vehicle.
When the coolant temperature that instrument 3 receives reaches 60 DEG C, heater switch 13 can be closed.
The utility model coordinates various relay to drive engine charge preheating, super capacitor and the work of cooling heating system by field bus instrument, super capacitor is energized work automatically, without the need to adopting charge switch step mode, reduce the complexity of the cold start operation in ultralow temperature situation; Remind driver actuation by sound alarm prompt facility, cancel instrument indicating mode, for driver provides operation ease and travelling comfort, there is circuit and connect simply, implement advantage that is convenient, reliable performance.
The content be not described in detail in this specification belongs to the known prior art of professional and technical personnel in the field.
Claims (4)
1. a motor car engine cold-start control system, it is characterized in that: comprise ignition switch (2) and instrument (3), described ignition switch (2) one end connects power supply (1), the other end connects power input and heater switch (13) one end of instrument (3), described heater switch (13) the other end connects coil one end that cooling liquid adds thermorelay (14), cooling liquid adds the coil the other end ground connection of thermorelay (14), one end, contact that described cooling liquid adds thermorelay (14) connects power supply, the other end connects cooling liquid heating system (15), the signal input part of described instrument (3) connects tutorial light (6), signal output part connects alarm (4), power output end connects coil one end of super capacitor relay (11), the coil the other end ground connection of described super capacitor relay (11), one end, contact of described super capacitor relay (11) connects power supply (1), the other end connects super capacitor (12), described super capacitor (12) is electrically connected with tutorial light (6).
2. motor car engine cold-start control system according to claim 1, it is characterized in that: also comprise time delay relay (8), charge heating relay (9) and heat-riser valve (10), the power output end of described instrument (3) connects coil one end of time delay relay (8), one end, contact of described time delay relay (8) connects power supply, the other end connects one end of coil one end of charge heating relay (9) and the contact of charge heating relay (9), the other end of the contact of described charge heating relay (9) connects heat-riser valve (10) one end, the coil the other end of described time delay relay (8), the coil the other end of charge heating relay (9) and the equal ground connection of the other end of heat-riser valve (10).
3. motor car engine cold-start control system according to claim 2; it is characterized in that: also comprise protective relay (7), coil one end of power output end connection protective relay (7) of described instrument (3), the coil the other end ground connection of protective relay (7), one end, contact of described protective relay (7) connects power supply (1), the other end connects coil one end of time delay relay (8) and coil one end of super capacitor relay (11).
4. motor car engine cold-start control system according to claim 1, it is characterized in that: also comprise environment temperature sensor (5), described environment temperature sensor (5) output terminal connects the signal input part of described instrument (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420843981.1U CN204344351U (en) | 2014-12-25 | 2014-12-25 | Motor car engine cold-start control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420843981.1U CN204344351U (en) | 2014-12-25 | 2014-12-25 | Motor car engine cold-start control system |
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| CN204344351U true CN204344351U (en) | 2015-05-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420843981.1U Active CN204344351U (en) | 2014-12-25 | 2014-12-25 | Motor car engine cold-start control system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106321320A (en) * | 2016-08-24 | 2017-01-11 | 东风汽车公司 | Programmable type automobile cold start control system and method |
| CN107461285A (en) * | 2017-07-27 | 2017-12-12 | 安徽江淮汽车集团股份有限公司 | Diesel engine intake heating system and its diagnostic method |
-
2014
- 2014-12-25 CN CN201420843981.1U patent/CN204344351U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106321320A (en) * | 2016-08-24 | 2017-01-11 | 东风汽车公司 | Programmable type automobile cold start control system and method |
| CN107461285A (en) * | 2017-07-27 | 2017-12-12 | 安徽江淮汽车集团股份有限公司 | Diesel engine intake heating system and its diagnostic method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |