CN204663720U - A kind of automobile-used controlled fuel heater - Google Patents
A kind of automobile-used controlled fuel heater Download PDFInfo
- Publication number
- CN204663720U CN204663720U CN201520330030.9U CN201520330030U CN204663720U CN 204663720 U CN204663720 U CN 204663720U CN 201520330030 U CN201520330030 U CN 201520330030U CN 204663720 U CN204663720 U CN 204663720U
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- CN
- China
- Prior art keywords
- heater
- water
- water jacket
- firing chamber
- fuel
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of automobile-used controlled fuel heater, comprise: firing chamber, its arranged outside has fuel pump and air pump, air circulating device is provided with outside firing chamber, comprise and add hot air inlet and the rear warm air outlet of heating, firing chamber arranged outside heater water jacket, be connected with engine water jacket, liquid-circulating flowing in water jacket is made by water pump, at heater water jacket water inlet and heater water jacket water outlet set temperature sensor, controller is connected with at temperature transducer and fuel pump and water pump, control amount of fuel and the switch of fuel pump, also control water feeding of water pump amount simultaneously, owing to being connected with controller between temperature transducer and fuel pump, the utility model is had and controls the amount of fuel of fuel pump and the feature of fuel pump conducting and disconnection, thus it is strong also to make the utility model have controllability, the advantage of energy efficient.
Description
Technical field
The utility model relates to vehicle engine preheating technical field, is specifically related to a kind of automobile-used controlled fuel heater.
Background technique
In winter that is northern and area, western plateau, because ambient temperature is very low, engine start is made a big impact, particularly medium and heavy motor.In order to make motor start fast under the cryogenic conditions of different temperatures, be necessary the auxiliary device improving and start to be installed, to promote making full use of and reducing the resistance of start of fuel.Wherein fuel heater have circulating-heating power large, heat up evenly and control the features such as convenient, the cold-starting tool for high-power water-cooling motor has very great help.Now, although research and development and the application of external heater for vehicle are more extensive, particularly the heater technology of Germany is positioned at prostatitis, the world, but domestic Performance of Vehicle Fuel Heater research is more late, and fuel heater intermediate fuel oil amount is failed controlled along with temperature variation, disconnect and can not manipulate in time with conducting, cause energy waste, still larger with external technological gap.
Model utility content
The utility model provides a kind of automobile-used controlled fuel heater, object solves motor start under cryogenic and regulate the problem starting post-heater amount of fuel, can independent work, structure is simple, energy efficient, at different temperatures adjustable heater intermediate fuel oil amount and fuel pump switch.
The utility model is achieved in that
A kind of automobile-used controlled fuel heater, comprising:
Firing chamber, its outer installment has fuel pump and air pump, and fuel oil is drawn in firing chamber by described fuel pump, and air is sent in firing chamber by described air pump, the mixed gas that oil gas and air are formed burns in firing chamber, and the gas after burning is discharged into outside firing chamber via relief opening;
Air circulating device, it is arranged on outside firing chamber, comprise and add hot air inlet, the rear warm air outlet of heating and air fan, preheat air by described air fan suction effect, flow into by outside firing chamber from adding hot air inlet, after carrying out heat exchange with firing chamber, after heating, warm air outlet flows out;
Water jacket, it comprises heater water sleeve engine water jacket, described heater water jacket arranges outside firing chamber, containing circulating liquid in described water jacket, for carrying out heat exchange with described firing chamber, described engine water is set on outside motor, and described burner water jacket and described engine water jacket form circulation of fluid system, makes liquid-circulating flowing in water jacket by water pump effect;
Temperature transducer, it is arranged on heater water jacket water inlet and heater water jacket water outlet, for HEATER FOR MEASURING water jacket water intake and heater water jacket water outlet fluid temperature;
Controller, it is connected with described fuel pump and described water pump with described temperature transducer respectively, according to the change of heater water intake fluid temperature, controls amount of fuel and the switch of described fuel pump, according to heater water intake and outlet temperature, control described water feeding of water pump amount;
Preferably, outside described firing chamber, be provided with heat exchange sheet structure, for increasing the heat exchange of gas in liquid in firing chamber and described heater water jacket and described air circulating device.
Preferably, be provided with guide plate in described firing chamber, it, for the mixed gas of fuel oil and air is produced backflow, contributes to the further mixing of oil gas, promotes Thorough combustion.
Preferably, in described heater water jacket, there is internal compartment structure, for filling antifreeze liquid.
Preferably, described temperature transducer comprises electronic control component and temperature control protective device.
Preferably, after described heating, warm air outlet is connected with operator cabin, for operator cabin heating demands.
Accompanying drawing explanation
Fig. 1 is the structural representation of automobile-used controlled fuel heater described in the utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail, can implements according to this with reference to specification word to make those skilled in the art.
Should be appreciated that used hereinly such as " to have ", other element one or more do not allotted in " comprising " and " comprising " term or the existence of its combination or interpolation.
Fig. 1 shows according to a kind of way of realization of the present utility model, comprising: heater fuel oil oil pump 161 is under driven by motor, suck fuel oil, fuel oil is sent to through transport pipe, depended on pressure effect sprays, high pressure mist of oil is formed under aerosol device 114 acts on, enter in the front end mixing chamber 113 of firing chamber, simultaneously under the effect of air pump 162, air intake is in mixing chamber 113, high pressure mist of oil and air to be combusted are after mixing chamber mixes, the mixed gas formed sprays along air-flow through oil nozzle 111, light a fire through igniter plug 115 in firing chamber 110, in firing chamber 110 after Thorough combustion, the waste gas produced is discharged into outside firing chamber by relief opening 112, the heat produced after mixture combustion is delivered on chamber wall, heater water jacket 131 and air circulating device 120 is respectively arranged with outside firing chamber, air circulating device 120 comprises and preheats air inlet 121, warm air outlet 122 and air fan 123 after heating, under the suction effect of air fan 123, air enters into air circulating device 120 through preheating air inlet 121, through chamber wall heat effect, carry out heat exchange elevate the temperature after through being discharged by hot air outlet 122 after heating, in heater water jacket 131, liquid is through the heat effect of chamber wall, through being flowed out by heater water jacket outlet pipe after carrying out heat exchange temperature rising, heater outlet conduit is connected with engine water jacket 132 water inlet, enter in engine water jacket 132, enter into liquid in engine water jacket 132 and engine body carries out heat exchange, motor consistent is heated up, engine water jacket 132 water outlet pipeline connects water pump 163, the liquid of the outflow in engine water jacket 132 is got back in heater water jacket 131 through the effect of water pump 163, heater water jacket 131 and engine water jacket 132 form circulation of fluid system.
Working procedure of the present utility model is as follows: gather required temperature T by temperature transducer 140
0, T
1, T
2, controller 150 is set between temperature transducer 140 and oil pump 161 and water pump 163, is judged, as heater water jacket water inlet fluid temperature T by controller 150 pre-set programs
1engine water jacket assigned temperature T when reaching engine start
0time, controller cuts off heater fuel pump power supply automatically, and fuel pump cuts out, and now water pump works on, as heater water jacket water inlet fluid temperature T
1engine water jacket assigned temperature T when not reaching engine start
0time, heater fuel pump conducting heat supply, periodic duty and so forth, until motor normally starts, during cold-starting, according to heater water jacket water inlet temperature T
1, pass through calculation method
Wherein, T
0engine water jacket assigned temperature when being engine start, T
1heater water jacket water inlet fluid temperature, T
2heater water jacket water outlet fluid temperature, C
mbe specific heat of liquid in described water jacket, m is the quality of liquid in water jacket, Δ
ch
0be oil inflame heat, η is the transformation efficiency that firing chamber heat energy is converted into liquid heat energy in water jacket, and A is constant, in the present embodiment, and A=0.002, T
0=35; When heater water jacket water outlet fluid temperature and heater water jacket water inlet fluid temperature meet following relation, controller controls water feeding of water pump amount, when 0≤| T
2-T
1| during < 35, described water feeding of water pump amount is adjusted to inflow low grade; When 35≤| T
2-T
1| during < 65, described water feeding of water pump amount is adjusted to inflow top grade.
In another kind of embodiment, Inner Wall of Combustion Chamber arranges guide plate 116, mixed gas enters first-stage firing chamber 117 after mixing chamber 113 mixes, combustion-supporting air divides First air to mix with fuel oil and Secondary Air mixes with fuel oil and realizes diffusive combustion, mixed gas produces backflow by the effect of guide plate 116, contribute to the further mixing of oil gas, then mixed gas enters secondary combustion chamber 118 through guide plate and burns further, make mixed gas mix evenly, more fully thoroughly, this component also can be substituted by porous pit in burning.
In another kind of embodiment, outer wall of combustion chamber arranges heat exchange sheet 119, gas flow, when chamber wall, is delivered to most of heat in air circulating device and heater water jacket 131 by heat exchange sheet, make the heat that produces in firing chamber better and air and liquid carry out heat exchange.Further, this mode is a kind of explanation of preferred embodiments, but is not limited thereto, and is can change its structure shape size etc. according to user's demand at enforcement the utility model.
In another kind of embodiment, be provided with internal compartment structure 133 in heater water jacket, its inside can be used to fill antifreeze liquid, when low temperature is too low, can prevent because temperature crosses the problem that water in low cistern freezes.
In another kind of embodiment; temperature transducer comprises temperature control protective device 141 and electronic control component 142; when room temperature of burning is too high; when heat does not well conduct to the ventilating air in air circulating device and the liquid in heater water jacket; can automatically cut off burner fuel pumping source, play the effect of protection fuel pump.
In another kind of embodiment, after the heating of air circulating device, warm air outlet 122 is connected with operator cabin, and the warm air after heating can be used for promoting cabin temperature, meets the heating demands of operator cabin at cold-starting vehicle.
Here the number of devices illustrated and treatment scale are used to simplify explanation of the present utility model.The application of the utility model intermediate fuel oil heater, modifications and variations be will be readily apparent to persons skilled in the art.
As mentioned above, according to the utility model, due to the setting of the controller in oil burner, therefore there is controllable fuel pump and disconnect and conducting, simultaneously according to different temperatures after startup and then adjustment amount of fuel, and then reach the effect of energy efficient.
Although embodiment of the present utility model is open as above, but it is not restricted to listed in specification and mode of execution utilization, it can be applied to various applicable field of the present utility model completely, for those skilled in the art, can easily realize other amendment, therefore do not deviating under the universal that claim and equivalency range limit, the utility model is not limited to specific details and illustrates here and the legend described.
Claims (6)
1. an automobile-used controlled fuel heater, is characterized in that, comprising:
Firing chamber, its outer installment has fuel pump and air pump, and fuel oil is drawn in firing chamber by described fuel pump, and air is sent in firing chamber by described air pump, the mixed gas that oil gas and air are formed burns in firing chamber, and the gas after burning is discharged into outside firing chamber via relief opening;
Air circulating device, it is arranged on outside firing chamber, comprise and add hot air inlet, the rear warm air outlet of heating and air fan, preheat air by described air fan suction effect, flow into by outside firing chamber from adding hot air inlet, after carrying out heat exchange with firing chamber, after heating, warm air outlet flows out;
Water jacket, it comprises heater water sleeve engine water jacket, described heater water jacket arranges outside firing chamber, containing circulating liquid in described water jacket, for carrying out heat exchange with described firing chamber, described engine water is set on outside motor, and described burner water jacket and described engine water jacket form circulation of fluid system, makes liquid-circulating flowing in water jacket by water pump effect;
Temperature transducer, it is arranged on heater water jacket water inlet and heater water jacket water outlet, for HEATER FOR MEASURING water jacket water intake and heater water jacket water outlet fluid temperature;
Controller, it is connected with described fuel pump and described water pump with described temperature transducer respectively, according to the change of heater water intake fluid temperature, controls amount of fuel and the switch of described fuel pump, according to heater water intake and outlet temperature, control described water feeding of water pump amount.
2. automobile-used controlled fuel heater as claimed in claim 1, is characterized in that, be provided with heat exchange sheet structure outside described firing chamber, for increasing the heat exchange of gas in liquid in firing chamber and described heater water jacket and described air circulating device.
3. automobile-used controlled fuel heater as claimed in claim 1 or 2, is characterized in that, be provided with guide plate in described firing chamber, and it, for the mixed gas of fuel oil and air is produced backflow, contributes to the further mixing of oil gas, promotes Thorough combustion.
4. automobile-used controlled fuel heater as claimed in claim 1, is characterized in that, has internal compartment structure in described heater water jacket, for filling antifreeze liquid.
5. automobile-used controlled fuel heater as claimed in claim 4, it is characterized in that, described temperature transducer comprises electronic control component and temperature control protective device.
6. the automobile-used controlled fuel heater according to any one of claim 1,2,4,5, it is characterized in that, after described heating, warm air outlet is connected with operator cabin, for operator cabin heating demands.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520330030.9U CN204663720U (en) | 2015-05-20 | 2015-05-20 | A kind of automobile-used controlled fuel heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520330030.9U CN204663720U (en) | 2015-05-20 | 2015-05-20 | A kind of automobile-used controlled fuel heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204663720U true CN204663720U (en) | 2015-09-23 |
Family
ID=54134109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520330030.9U Expired - Fee Related CN204663720U (en) | 2015-05-20 | 2015-05-20 | A kind of automobile-used controlled fuel heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204663720U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104847544A (en) * | 2015-05-20 | 2015-08-19 | 中国人民解放军装甲兵技术学院 | Vehicular controllable fuel oil heater and control method thereof |
| CN111677614A (en) * | 2019-03-11 | 2020-09-18 | 郑州宇通客车股份有限公司 | Fuel heater inlet air preheating system and vehicle |
-
2015
- 2015-05-20 CN CN201520330030.9U patent/CN204663720U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104847544A (en) * | 2015-05-20 | 2015-08-19 | 中国人民解放军装甲兵技术学院 | Vehicular controllable fuel oil heater and control method thereof |
| CN104847544B (en) * | 2015-05-20 | 2017-06-30 | 中国人民解放军装甲兵技术学院 | A kind of automobile-used controllable fuel heater and its control method |
| CN111677614A (en) * | 2019-03-11 | 2020-09-18 | 郑州宇通客车股份有限公司 | Fuel heater inlet air preheating system and vehicle |
| CN111677614B (en) * | 2019-03-11 | 2021-12-21 | 郑州宇通客车股份有限公司 | Fuel heater inlet air preheating system and vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150923 Termination date: 20160520 |