CN201141333Y - Heat supplying liquid and combustion air preheater for liquid fuel heater - Google Patents
Heat supplying liquid and combustion air preheater for liquid fuel heater Download PDFInfo
- Publication number
- CN201141333Y CN201141333Y CNU2007201591678U CN200720159167U CN201141333Y CN 201141333 Y CN201141333 Y CN 201141333Y CN U2007201591678 U CNU2007201591678 U CN U2007201591678U CN 200720159167 U CN200720159167 U CN 200720159167U CN 201141333 Y CN201141333 Y CN 201141333Y
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- China
- Prior art keywords
- liquid
- combustion
- heat supply
- combustion air
- supporting air
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Abstract
The utility model provides a preheater used for the heat supply liquid and combustion air of the liquid fuel oil heater. The preheater comprises a shell; a waste gas inlet and a waste gas exhaust outlet are respectively arranged on both ends of the shell; a high temperature waste gas channel, a heat supply liquid heating cavity and a combustion air heating cavity are arranged in the shell; a low temperature liquid inlet and a preheating liquid outlet are arranged in the heat supply liquid heating cavity; a low temperature combustion air inlet and a preheating combustion air exhaust outlet are arranged in the combustion air heating cavity. The preheater uses the residual heat of the exhausted waste gas of the liquid fuel oil heater to preheat the heat carrier air and the combustion air so that the heat supply liquid is enabled to be heated rapidly to the set temperature by the liquid heater; the fuel oil is saved and the speed of heat supply is improved. The evaporation and atomization conditions of the fuel oil are improved after the combustion air is preheated; the fuel oil is enabled to be combusted sufficiently. The preheater has the advantages of saving energy, lowering the exhaust emission and improving the economy by more than 5%.
Description
Technical field
The utility model relates to the heat supply liquid that liquid oil heater uses and the preheater of combustion-supporting air, belongs to the fuel heater technical field.
Background technique
Liquid oil heater has been widely used in various carrier machines heatings under low temperature environment such as automobile, military armored vehicle, boats and ships, defrost, motor low-temperature cool starting warming-up etc. as a kind of independently heating arrangement.Liquid oil heater is to be heat-loading body with liquid, enters the radiator in the truck body after thermal liquid heats in liquid oil heater.The liquid oil heater front end is provided with the thermal liquid import, and tail end is provided with the thermal liquid outlet, also is provided with the heater combustion-aid air pipe on the liquid oil heater.The delivery temperature of liquids in general fuel heater is 200 ℃～450 ℃, and the heat energy of higher row's temperature explanation fuel oil is not fully used.If the waste heat in the heater exhaust can be made full use of, this not only can save fuel oil and increase economic efficiency, and has important social benefit.
Summary of the invention
The utility model at existing liquid oil heater fuel oil can not burn more fully, the unavailable problem of the high-temp waste gas of arranging, the heat supply liquid that is used for liquid oil heater and the combustion-supporting air preheater that provide a kind of waste heat that utilizes combustion gas that the heat supply liquid and the combustion-supporting air of liquid oil heater carried out preheating.
The utility model adopts following technical solution to realize:
The heat supply liquid and the combustion-supporting air preheater that are used for liquid oil heater comprise housing, the two ends of housing are respectively equipped with waste gas entry port and outlet port, be provided with high-temp waste gas passage, heat supply liquid heating chamber and combustion-supporting air heating chamber in the housing, be provided with the outlet of cryogenic liquide import and preheated liquid in the heat supply liquid heating chamber, be provided with low temperature combustion-supporting air entry port and warm-up combustion-supporting air exhaust port in the combustion-supporting air heating chamber.
The outlet port place can be connected with baffler.
High-temp waste gas passage in the housing can be various ways such as straight passage, helical duct or reentrant pathway.Heat supply liquid heating chamber in the housing and combustion-supporting air heating chamber can be various ways such as straight-through type, spiral or returning type.
During concrete the application, enter the cryogenic liquide import of preheater by connecting tube from the cryogenic liquide of motor car engine, the preheated liquid outlet of preheater is connected with the liquid entering hole of liquid oil heater by the heat supply liquid return tube, combustion-aid air pipe on the liquid oil heater is connected with warm-up combustion-supporting air exhaust port on the preheater, and the outlet pipe on the liquid oil heater is connected with waste gas entry port on the preheater.The heat supply liquid of non-touching process radiator heat exchange back cooling and the high-temp waste gas of heater carry out countercurrent flow in preheater.Cool air in the atmosphere enters the combustion-supporting air heating chamber by the low temperature combustion-supporting air entry port on the preheater simultaneously, and it is combustion-supporting that the hot air after the preheating enters liquid oil heater by combustion-aid air pipe.
The utility model utilizes the waste heat of liquid oil heater combustion gas that thermal liquid and combustion-supporting air are carried out preheating, the heat supply liquid that has been preheated has improved the initial basis temperature when entering liquid oil heater, make the liquid heater can the very fast temperature value that heat supply liquid is heated to setting, not only saved fuel oil but also accelerated the speed of heat supply, for engine warm-up has shortened the time.And after combustion-supporting air is preheated, can not only improve the basal temperature of combustion gas, also can improve simultaneously the condition of fuel evaporation and atomizing, the mixing quality of oil gas is improved, thereby fuel oil is burnt more fully, emit more heat, consequently improve fuel gas temperature, accelerate the heat exchange of heat supply liquid, shortened the time that heater reaches set temperature value.Not only saved the energy, can also reduce discharging, its Economy can improve more than 5%.Because the absorbing effect of air, the utility model reduces the effect of heater exhaust noise in addition.
Description of drawings
Fig. 1 is a kind of typical structure schematic representation of the present utility model.
Fig. 2 is the application schematic representation of the utility model in Vehicular liquid oil heater.
Among the figure, 1, housing, 2, the high-temp waste gas passage, 3, waste gas entry port, 4, outlet port, 5, the combustion-supporting air heating chamber, 6, low temperature combustion-supporting air entry port, 7, warm-up combustion-supporting air exhaust port, 8, heat supply liquid heating chamber, 9, the cryogenic liquide import, 10, the preheated liquid outlet, 11, heat supply liquid return tube, 12, liquid oil heater, 13, the heat supply liquid line, 14, radiator, 15, tandem tube, 16, motor, 17, connecting tube, 18, preheater, 19, combustion-aid air pipe, 20, outlet pipe.
Embodiment
As shown in Figure 1, preheater of the present utility model comprises housing 1, is provided with spaced-apart high-temp waste gas passage 2, heat supply liquid heating chamber 8 and combustion-supporting air heating chamber 5 in the housing 1.Housing 1 can be any geometrical shape.High-temp waste gas passage 2 is straight passage, and its two ends are respectively waste gas entry port 3 and outlet port 4.High-temp waste gas passage 2 also can be multiple structural types such as helical duct or reentrant pathway.Heat supply liquid heating chamber 8 is screw type passages, and the passage two ends are respectively equipped with cryogenic liquide import 9 and preheated liquid outlet 10.Combustion-supporting air heating chamber 5 also is screw type passage, and the passage two ends are respectively equipped with low temperature combustion-supporting air entry port 6 and warm-up combustion-supporting air exhaust port 7.Heat supply liquid heating chamber 8 and combustion-supporting air heating chamber 5 can be multiple structural types such as straight-through type passage or returning type passage.
Fig. 2 has provided the application schematic representation of the utility model in Vehicular liquid oil heater.Link to each other with radiator 14 in the automobile bodies by heat supply liquid line 13 through the high-temp liquid of liquid oil heater 12 heating, radiator 14 is connected with motor 16 by tandem tube 15, and motor 16 is connected with the cryogenic liquide import 9 of preheater 18 of the present utility model by connecting tube 17.The preheated liquid of preheater 18 outlet 10 is connected by the liquid entering hole of heat supply liquid return tube 11 with liquid oil heater 12.Combustion-aid air pipe 19 on the liquid oil heater 12 is connected with warm-up combustion-supporting air exhaust port 7 on the preheater 18.The waste gas entry port 3 of high-temp waste gas passage 2 is connected on outlet pipe 20 on the liquid oil heater 12 and the preheater 18, makes the outlet pipe 20 of liquid oil heater 12 and preheater 18 constitute one.The liquid of lowering the temperature after 14 heat exchanges of non-touching process radiator and the high-temp waste gas of heater 12 carry out countercurrent flow in preheater 18.Cool air in the atmosphere enters combustion-supporting air heating chamber 5 by the low temperature combustion-supporting air entry port 6 on the preheater 18 simultaneously, and it is combustion-supporting that the hot air after the preheating enters liquid oil heater 12 by combustion-aid air pipe 19.Because the absorbing effect of air, preheater 18 reduces the effect of heater exhaust noise in addition.If have baffler on the liquid oil heater 12, baffler can be pulled down on the outlet port 4 that is installed on the preheater 18.Liquid oil heater for the band baffler also can be made of one baffler and preheater, thereby make compact structure.
In liquid oil heater when work,, its waste discharge gas is entered in the atmosphere by outlet port 4 after preheater 18 heat releases cooling, and the heat supply liquid that enters heater formerly behind pre-heating temperature elevation again heater via add heat supply radiator 14 and motor 16.Cool air is entered by the low temperature combustion-supporting air entry port 6 on the preheater 18 simultaneously, and it is combustion-supporting that the hot air after the preheating enters liquid oil heater 12 by combustion-aid air pipe 19.
The utility model is to make combustion-supporting air and heat supply liquid be preheated device 18 preheatings simultaneously, the exhaust heat of liquid oil heater 12 is shared by the two, if wish the two one of or when only wishing that a kind of fluid carried out preheating, can preheater be made single preheater according to feelings.
Claims (4)
1. a heat supply liquid and combustion-supporting air preheater that is used for liquid oil heater, comprise housing, the two ends of housing are respectively equipped with waste gas entry port and outlet port, it is characterized in that: be provided with high-temp waste gas passage, heat supply liquid heating chamber and combustion-supporting air heating chamber in the housing, be provided with the outlet of cryogenic liquide import and preheated liquid in the heat supply liquid heating chamber, be provided with low temperature combustion-supporting air entry port and warm-up combustion-supporting air exhaust port in the combustion-supporting air heating chamber.
2. heat supply liquid and the combustion-supporting air preheater that is used for liquid oil heater according to claim 1, it is characterized in that: described outlet port place is connected with baffler.
3. heat supply liquid and the combustion-supporting air preheater that is used for liquid oil heater according to claim 1, it is characterized in that: described high-temp waste gas passage is straight passage, helical duct or reentrant pathway.
4. heat supply liquid and the combustion-supporting air preheater that is used for liquid oil heater according to claim 1 is characterized in that: described heat supply liquid heating chamber and combustion-supporting air heating chamber are straight-through type, spiral or returning type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201591678U CN201141333Y (en) | 2007-12-27 | 2007-12-27 | Heat supplying liquid and combustion air preheater for liquid fuel heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201591678U CN201141333Y (en) | 2007-12-27 | 2007-12-27 | Heat supplying liquid and combustion air preheater for liquid fuel heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201141333Y true CN201141333Y (en) | 2008-10-29 |
Family
ID=40069046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201591678U Expired - Fee Related CN201141333Y (en) | 2007-12-27 | 2007-12-27 | Heat supplying liquid and combustion air preheater for liquid fuel heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201141333Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102628384A (en) * | 2012-04-27 | 2012-08-08 | 北京安沃科瑞铁路机电设备有限公司 | Engine sump preheating device with water passage |
| CN104047769A (en) * | 2014-06-09 | 2014-09-17 | 南通中意达自动化设备科技有限公司 | Temperature control fuel oil preheating device by using tail gas |
| CN104110332A (en) * | 2014-06-09 | 2014-10-22 | 南通中意达自动化设备科技有限公司 | Temperature control type waste gas heating oil fuel device |
| CN106762255A (en) * | 2016-12-27 | 2017-05-31 | 中国船舶重工集团公司第七研究所 | A kind of device for improving Marine High-power Diesel Engine cold starting performance |
-
2007
- 2007-12-27 CN CNU2007201591678U patent/CN201141333Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102628384A (en) * | 2012-04-27 | 2012-08-08 | 北京安沃科瑞铁路机电设备有限公司 | Engine sump preheating device with water passage |
| CN104047769A (en) * | 2014-06-09 | 2014-09-17 | 南通中意达自动化设备科技有限公司 | Temperature control fuel oil preheating device by using tail gas |
| CN104110332A (en) * | 2014-06-09 | 2014-10-22 | 南通中意达自动化设备科技有限公司 | Temperature control type waste gas heating oil fuel device |
| CN106762255A (en) * | 2016-12-27 | 2017-05-31 | 中国船舶重工集团公司第七研究所 | A kind of device for improving Marine High-power Diesel Engine cold starting performance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20081029 Termination date: 20100127 |