CN202348490U - Low-temperature auxiliary startup device for automobile based on singlechip control - Google Patents
Low-temperature auxiliary startup device for automobile based on singlechip control Download PDFInfo
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- CN202348490U CN202348490U CN2011204376561U CN201120437656U CN202348490U CN 202348490 U CN202348490 U CN 202348490U CN 2011204376561 U CN2011204376561 U CN 2011204376561U CN 201120437656 U CN201120437656 U CN 201120437656U CN 202348490 U CN202348490 U CN 202348490U
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Abstract
The utility model discloses a low-temperature auxiliary startup device for an automobile based on singlechip control. The low-temperature auxiliary startup device for the automobile based on the singlechip control comprises an engine, a singlechip, temperature sensors, heating metal wires, storage batteries, display devices and relays. During the startup of the engine, when the singlechip detects that the surrounding temperature of an engine body and the internal temperature of a storage battery heat-insulated cabinet are relatively low through the temperature sensors, the singlechip controls the relays to switch on heating circuits for heating: firstly, the storage battery heat-insulated cabinet is heated by using the heating metal wires to increase the power supply efficiency of the storage batteries, so that the storage batteries are ensured to have enough electric quantity for heating a combustible gas mixture and the engine body; and secondly, the combustible gas mixture or the engine body is heated through the heating metal wires, so that the combustible gas mixture can be fully atomized and the engine body is excellently lubricated, the engine is ensured to be rapidly and safely started up, and the mechanical wear and exhaust pollution are reduced.
Description
Technical field
The utility model belongs to the automobile auxiliary device, and particularly a kind of based on monolithic processor controlled automobile low temperature auxiliary actuating apparatus, this device can help automobile starting at low temperatures fast.
Technical background
China's area length and breadth of land, at the northern area of China, low temperature is for up to half a year; The natural condition very severe, for example: in the Northeast of China, temperature is lower during winter; Generally at-5 ℃ to-25 ℃, temperature can reach below-40 ℃, under such weather in the time of minimum; Motor must possess the function of cold-starting, and the person brings many inconvenience can for our life and production, even causes heavy losses.In addition, low temperature has produced significant effects also can for the operation of automobile, and difficulty can appear significantly starting in the for example startup of automobile at low temperatures, and fuel consumption increases, a series of problems such as exhaust pollution aggravation.
At these severe cold areas, people have rule of thumb summed up the method for some engine cold-startings in order to solve the cold-starting problem, irritate hot water in the tank body as directly giving, toast oil sump, baking suction tude, flame preheating etc. with blowtorch.Owing to receive condition restriction and its process comparatively loaded down with trivial details, often be difficult to realize, and there is serious potential safety hazard in these methods.Therefore, the safe and efficient startup method of research occurs at low temperatures motivation just has crucial meaning.
Summary of the invention
The order of the utility model is; A kind of auxiliary device that helps motor under cryogenic conditions, to start fast is provided; Through the detection of engine ambient temperature, from air-distributor preheating and two kinds of methods of engine warming up, select suitable startup pre-heating mean; Help motor to start fast, reduce mechanical wear and exhaust pollution in the start-up course simultaneously.
In order to realize above-mentioned task, the utility model adopts following technical solution to be achieved:
A kind ofly comprise motor based on monolithic processor controlled automobile low temperature auxiliary actuating apparatus, single-chip microcomputer, temperature transducer, heating of metal silk, storage battery, display device and relay is characterized in that:
Described temperature transducer has two, and one is installed in the battery warmer, and one is installed in around the engine body;
Described METAL HEATING PROCESS silk has three, and in the intake manifold that is installed in motor, one is installed in the engine body, and another one is installed in the battery warmer;
Described relay has three, the METAL HEATING PROCESS silk in a METAL HEATING PROCESS silk that is used to control the intake manifold of motor, control engine body, the METAL HEATING PROCESS silk of another control battery warmer;
Described storage battery has two, and a storage battery is used to the METAL HEATING PROCESS silk power supply in the battery warmer, and another is used to the intake manifold and the power supply of the METAL HEATING PROCESS silk in the engine body of motor;
Described display device has three, a METAL HEATING PROCESS silk job that is used to show engine intake manifold, and another is used to show the METAL HEATING PROCESS silk work in the engine body that another shows the METAL HEATING PROCESS silk work of battery warmer;
Two temperature transducers all are connected with single-chip microcomputer with three relays.
Other characteristics of the utility model are:
Said temperature transducer adopts digital transducer, and relay is selected direct current magnetic-type relay for use, and the METAL HEATING PROCESS silk is selected constantan wire for use, and single-chip microcomputer is selected 8 single-chip microcomputers for use, and display device is selected light emitting diode for use.
The utility model based on monolithic processor controlled automobile low temperature auxiliary actuating apparatus; The principle that adopts is; When engine start; Single-chip microcomputer detects temperature around the engine body with battery warmer the temperature inside the box when low through temperature transducer, and the Single-chip Controlling relay is connected the heating of metal silk and heated: at first heat the power supply efficiency of battery warmer raising storage battery with the heating of metal silk, guarantee that storage battery has enough electric weight to heat inflammable mixture and body; Secondly through heating of metal silk heating inflammable mixture or body; Thereby make inflammable mixture atomizing fully good, guarantee that motor starts fast, attenuating mechanical wear and exhaust pollution with body lubricating.
Description of drawings
Fig. 1 is the single-chip minimum system schematic diagram of the utility model.
Fig. 2 is the temperature sensor circuit schematic diagram of the utility model.
Fig. 3 is the display circuit schematic diagram of this practical patent.
Fig. 4 is the heater circuit schematic diagram of the utility model patent.
Fig. 5 is the heating of metal silk fitting arrangement of the utility model patent.Mark among the figure is represented respectively: 1, isolation layer, 2, water channel, 3, the heating of metal silk, 4, oil duct, 5, starting type accumulators, 6, conventional accumulators, 7, battery warmer, 8, intake manifold, 9, the engine body wall.
Fig. 6 is the flow chart of the utility model patent.
Below in conjunction with accompanying drawing and embodiment the utility model is further specified.
Embodiment
Present embodiment provides and a kind ofly comprises motor based on monolithic processor controlled automobile low temperature auxiliary actuating apparatus, single-chip microcomputer, temperature transducer, heating of metal silk, storage battery, display device and relay.
Described single-chip microcomputer has 1, single-chip microcomputer control usefulness, and this single-chip microcomputer should have stronger antijamming capability, and lower cost can be selected 8 single-chip microcomputer for use.
Described storage battery has 2, and a storage battery is used to the power supply of battery warmer heater circuit, because the heating closed environment, the output current of storage battery should be not excessive, can select common lead-acid battery for use; The relatively large storage battery of another capacity is used to intake manifold and the power supply of body heater circuit, and storage battery should have the big advantage of output current, can select starting type accumulators for use.
Described temperature transducer has 2; One is installed in the battery warmer; One is installed in around the engine body, temperature transducer should have that temp measuring system is simple, temperature measurement accuracy is high, easy to connect, take advantages such as interface microcontroller is few, can select digital temperature sensor for use.
Described METAL HEATING PROCESS silk has 3, and one is installed in the engine intake manifold, and one is installed in the engine body; Another one is installed in the battery warmer; The METAL HEATING PROCESS silk should have lower temperature coefficient of resistance, and advantages such as the serviceability temperature scope of broad can be selected constantan wire for use.
Described relay has 3, the METAL HEATING PROCESS silk in a METAL HEATING PROCESS silk that is used to control the intake manifold of motor, control engine body, the METAL HEATING PROCESS silk of another control battery warmer; The electric current that this relay flows through should be direct current, can select direct solenoid formula relay for use.
Described display device has 3; Whether the work of the METAL HEATING PROCESS silk of a demonstration engine intake manifold; Whether the work of the METAL HEATING PROCESS silk in another demonstration engine body, and whether the work of the METAL HEATING PROCESS silk of another demonstration battery warmer, can select typical light emitting diode for use.
Device adopts Electric heating, the key position (body and air inlet) that influences engine cold-starting heated, and be not that the whole startup of automobile loop is heated.Automobile adopts " engine body advanced ignition " when ambient air temperature is lower than-25 ℃; When external temperature is higher than-25 ℃ low temperature environment, automobile is adopted " charge heating startup ".The heating storage battery is in order to improve the utilization efficiency of storage battery.Storage battery is at 0 ℃ to 40 ℃, and it is 100% that electric weight is provided, and in the time of 0 ℃, it is 65% that electric weight can be provided, and in the time of-20 ℃, can provide electric weight to be merely 40%.
This device adopts through single-chip microcomputer detection of engine ambient temperature and battery warmer the temperature inside the box, obtains the startup environmental conditions of motor.After obtaining, temperature just determines whether to heat battery warmer, inlet air and engine body.The heating battery warmer makes the storage battery in the HEATING BOX that bigger utilization efficiency can be arranged; The heating air inlet air reduces the start-up temperature of motor, and the inflammable mixture atomizing fully reduces exhaust pollution; The preheating body raises organism temperature, and water temperature and oily temperature also rise thereupon, reduce component wear, reduce resistance of start square, start easily thereby make.Through preheating to battery warmer, inlet air and body, can guarantee that motor fast and safely starts, reduce mechanical wear and exhaust pollution in the start-up course simultaneously, be under the microthermal climate, automobile fast and safely starts the innovation of method.
Referring to Fig. 1, the single-chip microcomputer of present embodiment can be selected the P89C52 Series chip for use.This single-chip microcomputer is wanted proper functioning; Need a minimum system: power circuit, reset circuit, crystal oscillation circuit; Use 5 volts of DC electrical sources to supply power, use capacitor C 1, C2 and crystal oscillator XTAL to constitute crystal oscillation circuit, use resistance R 1, R2, capacitor C 3 and switch S 1 to constitute reset circuit as single-chip microcomputer.
Referring to Fig. 2, digital temperature sensor is selected the DS1820 digital temperature sensor, and device has used 2 altogether.A DS1820 digital temperature sensor connects the P2.1 pin of the P2 port of single-chip microcomputer, and this DS1820 digital temperature sensor is used to measure the engine body ambient temperature; Another DS1820 digital temperature sensor connects the P2.2 pin of the P2 port of single-chip microcomputer, and this DS1820 digital temperature sensor is used to measure the temperature in the battery warmer case.Only drawn a measuring circuit among the figure, another is similar, and just the interface pin of single-chip microcomputer is different, uses P2.2 control.
Referring to Fig. 3, device has used 3 LEDs, can select for use for the ease of difference to make LED1, LED2, LED3 distinguish light emitting diode rubescent, yellow, green glow respectively.LED1 is used for showing the flammable intake requirement preheating of mixing, opens the intake manifold heater circuit; LED2 is used to show that motor needs preheating, opens the body heater circuit; LED3 is used to show that storage battery needs preheating, opens the battery warmer heater circuit.When respective pin among the P1 is low level, just have electric current and flow through light emitting diode, light emitting diode will be luminous, so we control the light on and off state of LED1, LED2, LED3 through the variation of 1,2, the 3 pin high-low levels of the P1 of single-chip microcomputer.
Referring to Fig. 4, the METAL HEATING PROCESS silk uses the Single-chip Controlling relay to constitute heater circuit, and a road of relay is drawn out on the P2 port, the work of a METAL HEATING PROCESS silk of another road control.As can be seen from the figure, 1 of relay, 2 ends are normal-closed end; 1,3 ends are Chang Kaiduan.Electric current through 4,5 ends is controlled by triode Q1, when the control end P2.5 of single-chip microcomputer send low level for the base stage B of triode, and the triode conducting, relay 4,5 ends have electric current to flow through, the relay adhesive; When the control end P2.5 of single-chip microcomputer sent high level for the base stage B of triode, triode ended, and relay 4,5 end no currents flow through, and relay breaks off.After 4,5 ends pass through certain electric current, the magnetic effect that coil produces will be connected 1,3 ends, heater circuit work at this moment; The electrothermal wire heating heats corresponding device, and wherein resistance R 9 is a current-limiting resistance, prevents that electric current is excessive; Burn heating wire; R8 is an adjustable resistance, changes its resistance can regulate electric current, regulates and control calorific intensity wiry.Only drawn No. one heater circuit among the figure, other two the tunnel is similar, and just the interface pin of single-chip microcomputer is different, uses P2.6 and P2.7 control respectively.P2.5 control storage battery heater circuit uses common plumbic acid powered battery; P2.6 and P2.7 control body heater circuit and intake manifold heater circuit respectively, use the starting type accumulators power supply.
Referring to Fig. 5, for engine body, the heating of metal silk is installed in internal body, and the heating wire surface has isolation layer to surround, and prevents electric leakage; For intake manifold, the heating of metal silk is installed in admission line inside; For battery warmer, the heating of metal silk is installed in HEATING BOX inside.Mark among the figure is represented respectively: 1, isolation layer, 2, water channel, 3, the heating of metal silk, 4, oil duct, 5, starting type accumulators, 6, conventional accumulators, 7, battery warmer, 8, intake manifold, 9, the engine body wall.
Referring to Fig. 6, the working procedure of this device is:
The first step, the temperature transducer on the engine body detects the ambient temperature t1 when starting, if t1 greater than-5 ℃, does not then need auxiliary actuating apparatus, directly finishes; If t1 is lower than-5 ℃, then light light emitting diode (LED1 lampet), the LED1 lampet glows, the intake requirement heating of prompting motor; If temperature between-5 ℃ to-25 ℃, then directly got into for second step; If t1 is lower than-25 ℃, then light light emitting diode (LED2 lampet), LED2 lampet jaundice light, the body of prompting motor needs heating, gets into for second step.
In second step, the temperature transducer in the battery warmer detects the temperature t 2 of storage battery when starting, if t2 is higher than 10 ℃, then directly gets into for the 3rd step; If be lower than 10 ℃, then light the LED3 lampet, the lampet green light, the heating of prompting storage battery, the Single-chip Controlling relay is opened the storage battery heater circuit, and the HEATING BOX temperature improves thereupon.After temperature rose to 10 ℃, the Single-chip Controlling relay quit work the storage battery heater circuit, gets into for the 3rd step.
The 3rd step is if t1 is lower than-25 ℃, the Single-chip Controlling relay; Open intake manifold heater circuit and motor heater circuit, intake temperature and engine temperature increase, after t1 is elevated to-25 degree; The Single-chip Controlling relay; The body heater circuit that kills engine, single-chip microcomputer cuts out the air inlet heater circuit, the auxiliary device power cut-off after t1 is elevated to-5 degree.At this moment, engine body and inflammable mixture obtain abundant preheating, and motor can normally start.
Claims (6)
1. one kind based on monolithic processor controlled automobile low temperature auxiliary actuating apparatus, comprises motor, and single-chip microcomputer, temperature transducer, heating of metal silk, storage battery, display device and relay is characterized in that:
Described temperature transducer has two, and one is installed in the battery warmer, and one is installed in around the engine body;
Described METAL HEATING PROCESS silk has three, and in the intake manifold that is installed in motor, one is installed in the engine body, and another one is installed in the battery warmer;
Described relay has three, the METAL HEATING PROCESS silk in a METAL HEATING PROCESS silk that is used to control the intake manifold of motor, control engine body, the METAL HEATING PROCESS silk of another control battery warmer;
Described storage battery has two, and a storage battery is used to the METAL HEATING PROCESS silk power supply in the battery warmer, and another is used to the intake manifold and the power supply of the METAL HEATING PROCESS silk in the engine body of motor;
Described display device has three, a METAL HEATING PROCESS silk job that is used to show engine intake manifold, and another is used to show the METAL HEATING PROCESS silk work in the engine body that another shows the METAL HEATING PROCESS silk work of battery warmer;
Two temperature transducers all are connected with single-chip microcomputer with three relays.
2. as claimed in claim 1 based on monolithic processor controlled automobile low temperature auxiliary actuating apparatus, described temperature transducer adopts digital transducer.
3. as claimed in claim 1 based on monolithic processor controlled automobile low temperature auxiliary actuating apparatus, described METAL HEATING PROCESS silk is selected constantan wire for use.
4. as claimed in claim 1 based on monolithic processor controlled automobile low temperature auxiliary actuating apparatus, described relay is selected direct current magnetic-type relay for use.
5. as claimed in claim 1 based on monolithic processor controlled automobile low temperature auxiliary actuating apparatus, described display device is selected light emitting diode for use.
6. as claimed in claim 1 based on monolithic processor controlled automobile low temperature auxiliary actuating apparatus, described single-chip microcomputer is selected 8 single-chip microcomputers for use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204376561U CN202348490U (en) | 2011-11-08 | 2011-11-08 | Low-temperature auxiliary startup device for automobile based on singlechip control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204376561U CN202348490U (en) | 2011-11-08 | 2011-11-08 | Low-temperature auxiliary startup device for automobile based on singlechip control |
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| Publication Number | Publication Date |
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| CN202348490U true CN202348490U (en) | 2012-07-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204376561U Expired - Fee Related CN202348490U (en) | 2011-11-08 | 2011-11-08 | Low-temperature auxiliary startup device for automobile based on singlechip control |
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| CN (1) | CN202348490U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102842935A (en) * | 2012-09-20 | 2012-12-26 | 上海广为美线电源电器有限公司 | Lithium battery emergency starting power supply with low temperature automatic pre-heating function |
| CN103682520A (en) * | 2013-12-27 | 2014-03-26 | 深圳市格瑞普电池有限公司 | Power supply applicable to ignition starting of vehicle |
| CN111559278A (en) * | 2020-05-09 | 2020-08-21 | 中国重汽集团济南动力有限公司 | Ultra-low temperature cold start system and method for series hybrid electric vehicle |
-
2011
- 2011-11-08 CN CN2011204376561U patent/CN202348490U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102842935A (en) * | 2012-09-20 | 2012-12-26 | 上海广为美线电源电器有限公司 | Lithium battery emergency starting power supply with low temperature automatic pre-heating function |
| CN103682520A (en) * | 2013-12-27 | 2014-03-26 | 深圳市格瑞普电池有限公司 | Power supply applicable to ignition starting of vehicle |
| CN111559278A (en) * | 2020-05-09 | 2020-08-21 | 中国重汽集团济南动力有限公司 | Ultra-low temperature cold start system and method for series hybrid electric vehicle |
| CN111559278B (en) * | 2020-05-09 | 2021-10-26 | 中国重汽集团济南动力有限公司 | Low-temperature cold start system and method for series hybrid electric vehicle |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120725 Termination date: 20121108 |