CN201461154U - Diesel oil heater - Google Patents
Diesel oil heater Download PDFInfo
- Publication number
- CN201461154U CN201461154U CN2009201042896U CN200920104289U CN201461154U CN 201461154 U CN201461154 U CN 201461154U CN 2009201042896 U CN2009201042896 U CN 2009201042896U CN 200920104289 U CN200920104289 U CN 200920104289U CN 201461154 U CN201461154 U CN 201461154U
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- Prior art keywords
- shell
- diesel fuel
- heat sink
- fuel heater
- oil
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Abstract
The utility model discloses a diesel oil heater, which belongs to the field of heating devices. The heater comprises a casing, a cover plate used for sealing the casing, an upper heat dissipation electrode plate, a lower heat dissipation electrode plate, and a temperature controller in series connection with a heating element, as well as an oil inlet pipe and an oil outlet pipe which are connected the two ends of a diesel oil channel, wherein, a heating element is arranged in the casing, and the upper heat dissipation electrode plate and the lower heat dissipation electrode plate are tightly connected with the heating element. In the utility model, the oil inlet pipe and the oil outlet pipe are arranged and can be used for connecting with the two ends of a component needing to be heated in a diesel engine; and the diesel oil heater is fixed via clamping grooves or screw fixating feet. Therefore, the utility model has the advantages of flexibility, convenience, strong applicability, use security, automatic temperature control, compact structure, high heating efficiency and convenient installation and maintenance.
Description
Technical field
The utility model relates to a kind of heating equipment, refers in particular to a kind of diesel fuel heater of used for diesel engine.
Background technique
Along with the rise of global oil price, become the much-talked-about topic of people's arguement about the problem of motor vehicle dieselization.Some automotive engineering experts think to have clear superiority by the diesel-engined vehicle efficient energy-saving.Diesel oil is than gasoline, and its antiknock quality are better, so the compression ratio of natural aspiration diesel engine can be up to 19-20 usually, thermal energy conversion efficiency is higher, and energy conversion efficiency is higher more than 5% than petrol engine.Than straight spray petrol engine, the oil consumption of supercharging direct injection diesel engine is the highest to reduce by 26%.Diesel engine is compared with petrol engine, and it has following tangible advantage: fuel-efficient, same oil consumption, the comparable gasoline car of diesel-oil vehicle about 30% the mileages that run more; Discharging is few, and through years of development and improvement, the diesel oil passenger car is compared with the petrol engine with discharge capacity, the carbon dioxide of discharge, hydronitrogen and other harmful gas low 45%; Good dynamic property; Durable, the serviceability of diesel engine has obtained the public's generally approval, and its working life is considerably beyond petrol engine.
At present, moisture and impurity content are than the gasoline height in the diesel oil of market circulation, this development and life-span to diesel engine has produced direct influence, especially when ambient temperature was low, it is muddy that diesel oil can become, and viscosity increases, mobile, atomizing effect variation, in diesel oil separator, the filter cleaner even analyse wax and freeze to stop up filter screen, pipeline etc. cause to start fault such as flame-out suddenly in difficulty, the driving.In order to solve an above-mentioned difficult problem, generally adopt mode, not only can improve the flowability of diesel oil, optimize atomization quality the diesel oil heating, start easily, and can promote contamination precipitation, filtering in the diesel oil, thus make the diesel oil that infeeds diesel fuel engine injection system purer, the wearing and tearing that alleviate the diesel fuel engine injection system precision element, prolong motor working life, promote the abundant burning of diesel oil, reduce oil consumption, energy-saving and emission-reduction.
The patent No. is the Chinese patent of 200620127577.X, a kind of Heater of the oil engine that is used with filter cleaner is disclosed, comprise shell, the heating element of the positive temperature coefficient thermistor that is provided with in the shell, go up heat sink electrodes sheet and following heat sink electrodes sheet with heating element is close-connected, and the temperature controller of connecting with heating element.This diesel fuel heater thermal efficiency height, but can only be used with filter cleaner, limited its scope of using, installing.
The model utility content
The utility model technical issues that need to address are that existing diesel fuel heater is improved, and a kind of simple in structure, flexible for installation, diesel fuel heater that can be used with the parts such as fuel tank suction filter, transport pipe, return tube or diesel-oil filter of diesel engine is provided.
For addressing the above problem, comprise shell in the structure of the present utility model, the cover plate that is used for the shell encapsulation, the heating element that is provided with in the shell, with close-connected heat sink electrodes sheet and the following heat sink electrodes sheet gone up of heating element, and the temperature controller of connecting with heating element, crucial improvement is, also comprises being used for the oil inlet pipe and the oil outlet tube that are connected with the two ends of diesel oil path.
Further improvement of these options is:
Oil inlet pipe is arranged on the upper-end surface of cover plate or is arranged on the side of shell, and communicates with the inner chamber of shell.
Oil outlet tube is arranged on the bottom surface of shell or in the side of shell, and communicates with the inner chamber of shell.
Cover plate is provided with and cooperates the fixedly draw-in groove of diesel fuel heater of fixing clamp.
The exterior lateral sides of shell is provided with the screw pin that is used for fixing diesel fuel heater.
Temperature controller is fixed in the inner chamber of shell or the outside of described diesel fuel heater.
Heating element is the positive temperature coefficient thermistor heater band.
In the such scheme, the utility model can be installed in by oil inlet pipe and oil outlet tube needs the position of heating in the diesel oil path, and such as fuel tank suction filter, transport pipe, return tube or the diesel-oil filter of diesel engine, applicability is strong; Jia Re position as required, the side that the filler opening and the oil outlet of diesel fuel heater can be provided with shell or be separately positioned on cover plate and the shell bottom surface on, flexible; By means of draw-in groove or screw pin, adopt fixing clamp or the screw can diesel fuel heater is fixing in place, the phenomenon that comes off because of vibrations in use can not appear, and safe and reliable; Diesel oil flows into from oil inlet pipe, finishes heating in inner chamber, flows out from oil outlet tube again, and heat runs off few, efficiency of heating surface height, temperature uniformity; Heating element adopts the positive temperature coefficient thermistor heater band, can unrestrictedly not heat up, and loses efficacy even run into temperature control, perhaps forgets also can guarantee that heated diesel oil is in the safety temperature scope by fortuitous events such as closing power supply.
Description of drawings
Fig. 1 is that the utility model adopts the fixedly schematic top plan view of diesel fuel heater of fixing clamp mode;
Fig. 2 is the front elevation of Fig. 1;
A-A when Fig. 3 is Fig. 1 built-in temperature controller is to partial sectional view;
Fig. 4 is the schematic top plan view that embodiment two adopts the screw diesel fuel heater;
Fig. 5 is the front elevation of Fig. 4;
Fig. 6 be among Fig. 4 the B-B during external temperature controller to partial sectional view;
Fig. 7 is the plan view of present embodiment three;
Wherein, 1, shell; 2, oil inlet pipe; 3, cover plate; 4, the pole that powers on; 5, bottom electrode post; 6, electrode package; 7, seal ring; 8, oil outlet tube; 9, heating element; 10, support limit post; 11, positioning screwn; 12, temperature controller; 13, draw-in groove; 14, following heat sink electrodes sheet; 15, go up the heat sink electrodes sheet; 16, screw pin; 17, stage clip; 18, locating column; 19, limited step; 20, oil through.
Embodiment
Below in conjunction with accompanying drawing the utility model is done and to be described in further detail.
Embodiment one
Referring to Fig. 1～3, comprise shell 1 in the utility model structure, the cover plate 3 that is used for shell 1 encapsulation, the heating element 9 that is provided with in the shell 1, with heating element 9 close-connected heat sink electrodes sheet 15 and the following heat sink electrodes sheets 14 gone up, and the temperature controller 12 of connecting with heating element 9, also comprise being used for the oil inlet pipe 2 and the oil outlet tube 8 that are connected with diesel oil path two ends.
The fixing mode that also can adopt stage clip 17 of last heat sink electrodes sheet 15, heating element 9 and following heat sink electrodes sheet 14 is referring to Fig. 6.
Acting as of support limit post 10 wherein: 1) be used to support down heat sink electrodes sheet 14, guaranteeing has certain space between the heat sink electrodes sheet 14 and shell 1 down, alleviates the resistance of diesel oil in mobile; 2) fixing heat sink electrodes sheet 14, heating element 9 and last heat sink electrodes sheet 15 down are at certain position.
Temperature controller 12 is connected on heat sink electrodes sheet 15 and powers between the pole 4, and adopts screw on shell 1, perhaps adopts the epoxy resin glue embedding to fix.
Further improvement of these options is, is equipped with seal ring 7 on oil inlet pipe 2 and the oil outlet tube 8, is used to prevent oil leakage phenomenon occurs when being connected with other diesel engine parts.
Last heat sink electrodes sheet 15 and following heat sink electrodes sheet 14 adopt the metallic material with satisfactory electrical conductivity and thermal conductivity to be made, and be provided with oil through 20 above, oil through 20 on the upper and lower heat sink electrodes sheet is crisscross arranged, and is used for alleviating the resistance that diesel oil flows, and it is heated evenly.Last heat sink electrodes sheet 15 is positioned at the below of oil inlet pipe 2, when diesel oil enters from oil inlet pipe 2, can flow out from oil outlet tube 8 by the oil through and the heating element 9 of last heat sink electrodes sheet 15, following heat sink electrodes sheet 14.
Described heating element 9 is the positive temperature coefficient thermistor heater band.Adopt the positive temperature coefficient thermistor heater band to realize flames of anger heating, and, this heating element has thermostatic characteristics, can unrestrictedly not heat up, even running into temperature controller lost efficacy, perhaps forget also can guarantee heated diesel oil in the safety temperature scope by fortuitous events such as closing power supply, guarantee safe and reliable.
To sum up, when processing the utility model, at first will descend heat sink electrodes sheet 14 to lie on the support limit post 10 of shell 1 bottom by spacing hole, and by bottom electrode post 5 extraction electrodes, then heating element 9 and upper electrode radiating fin 15 are enclosed within respectively on the support limit post 10, and be placed on the heat sink electrodes sheet 15 spring sheet concentric with support limit post 10 circular holes, again by positioning screwn 11, to descend heat sink electrodes sheet 14, heating element 9, upper electrode radiating fin 15 closely to be fixed on the support limit post 10, guarantee that contact is good.The employing welding manner is connected on upper electrode radiating fin 15 with temperature controller 12 and powers between the pole 4, and circuit connects, and adopts the embedding mode that temperature controller 12 is fixed on the shell 1, prevents electric leakage or short circuit.Adopt the ultrasonic welding mode to be installed on the shell 1 cover plate 3 at last, guarantee the sealing of heating chamber.Flow into the inner chamber of diesel fuel heater by oil inlet pipe 2 when diesel oil, temperature controller 12 can detect the oil temperature automatically in the very first time, when oily temperature is lower than temperature controller 12 conducting temperature, heating element 9 begins heating, along with carrying out heatedly, the oil temperature rise, when temperature was higher than the break-off signal of temperature controller 12, heating element 9 quit work.
Temperature controller 12 also can be connected on down between heat sink electrodes sheet 14 and the bottom electrode post 5.
Also temp controller can be made into independent component in the above-described embodiments, be installed in the outside suitable position of described diesel fuel heater as required, with the supporting use of heater.Last heat sink electrodes sheet 15 is directly by pole 4 extraction electrodes that power on.
Embodiment two
Referring to Fig. 4～6, as can be seen, the utility model comprises shell 1, the cover plate 3 that is used for shell 1 encapsulation, the heating element 9 that is provided with in the shell 1, with close-connected heat sink electrodes sheets 15 and the following heat sink electrodes sheets 14 gone up of heating element 9, also comprise being used for the oil inlet pipe 2 and the oil outlet tube 8 that are connected with diesel oil path two ends.Temperature transducer is placed on the outside of diesel fuel heater, and with the circuit communication of heating element 9.
The exterior lateral sides of shell 1 is provided with the screw pin 16 that is used for fixing diesel fuel heater.
Embodiment three
Referring to Fig. 7, in the present embodiment, oil inlet pipe 2 and oil outlet tube 8 and electrode package 6 all are located at the side of shell 1, and the screw pin 16 by being located at shell 1 side is diesel fuel heater fixedly.Wherein oil inlet pipe 2 is arranged on the top of heat sink electrodes sheet 15, and oil outlet tube 8 is arranged on down the below of heat sink electrodes sheet 14, can be by flowing out behind upper and lower heat sink electrodes sheet and the heating element 9 to guarantee diesel oil again.
The installation of other parts, structure are identical with the description among embodiment one or the embodiment two.
In sum, the utility model is provided with oil inlet pipe 2 and oil outlet tube 8, and being used for needs the two ends of the parts that heat to be connected with diesel engine, and flexible, applicability is strong; By means of draw-in groove 13 or screw pin 16 diesel fuel heater is fixed, safe in utilization; Can realize A.T.C, compact structure, thermal efficiency height, installation maintenance are conveniently.
Claims (10)
1. diesel fuel heater, comprise shell (1) in the structure, the cover plate (3) that is used for shell (1) encapsulation, the heating element (9) that is provided with in the shell (1), with close-connected heat sink electrodes sheet (15) and the following heat sink electrodes sheet (14) gone up of heating element (9), and the temperature controller (12) of connecting with heating element (9), it is characterized in that: also comprise being used for the oil inlet pipe (2) and the oil outlet tube (8) that are connected with the two ends of diesel oil path.
2. diesel fuel heater according to claim 1 is characterized in that: oil inlet pipe (2) is arranged on the upper-end surface of cover plate (3) or is arranged on the side of shell (1), and communicates with the inner chamber of shell (1).
3. diesel fuel heater according to claim 1 is characterized in that: oil outlet tube (8) is arranged on the bottom surface of shell (1) or in the side of shell (1), and communicates with the inner chamber of shell (1).
4. diesel fuel heater according to claim 1 is characterized in that: oil inlet pipe (2) and oil outlet tube (8) are provided with seal ring (7).
5. diesel fuel heater according to claim 1 is characterized in that: described cover plate (3) is provided with and cooperates the fixedly draw-in groove of diesel fuel heater (13) of fixing clamp.
6. diesel fuel heater according to claim 1 is characterized in that: the exterior lateral sides of described shell (1) is provided with the screw pin (16) that is used for fixing diesel fuel heater.
7. diesel fuel heater according to claim 1 is characterized in that: described temperature controller (12) is fixed in the inner chamber of shell (1) or the outside of described diesel fuel heater.
8. diesel fuel heater according to claim 1, it is characterized in that: limited step (19) or support limit post (10) are set on shell (1) intracavity bottom, add stage clip (17) by set limited step (19) in the inner chamber, locating column (18) structure, perhaps support limit post (10) adds spring sheet, positioning screwn (11) or pressurization spring structure, fixing heat sink electrodes sheet (14) down, heating element (9), the relative position of last heat sink electrodes sheet (15), last heat sink electrodes sheet (15), following heat sink electrodes sheet (14) is gone up the outer pole that powers on (4) that draws with shell (1) respectively, bottom electrode post (5) connects.
9. diesel fuel heater according to claim 1 is characterized in that: described going up on heat sink electrodes sheet (15) and the following heat sink electrodes sheet (14) is equipped with oil through (20).
10. diesel fuel heater according to claim 1 is characterized in that: described heating element (9) is the positive temperature coefficient thermistor heater band.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201042896U CN201461154U (en) | 2009-08-14 | 2009-08-14 | Diesel oil heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201042896U CN201461154U (en) | 2009-08-14 | 2009-08-14 | Diesel oil heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201461154U true CN201461154U (en) | 2010-05-12 |
Family
ID=42388508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201042896U Expired - Lifetime CN201461154U (en) | 2009-08-14 | 2009-08-14 | Diesel oil heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201461154U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012028108A1 (en) * | 2010-09-01 | 2012-03-08 | 中国电子科技集团公司第十三研究所 | Oil-electricity separation type diesel heater |
-
2009
- 2009-08-14 CN CN2009201042896U patent/CN201461154U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012028108A1 (en) * | 2010-09-01 | 2012-03-08 | 中国电子科技集团公司第十三研究所 | Oil-electricity separation type diesel heater |
| GB2496779A (en) * | 2010-09-01 | 2013-05-22 | 13Th Res Inst Of China Electronics Technology Group Corp | Oil-electricity separation type diesel heater |
| GB2496779B (en) * | 2010-09-01 | 2016-11-02 | The 13Th Res Inst Of China Electronics Tech Group Corp | Oil-electricity separation type diesel heater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100512 |
|
| CX01 | Expiry of patent term |