CN108825421A - A kind of diesel engine cold start preheating device - Google Patents
A kind of diesel engine cold start preheating device Download PDFInfo
- Publication number
- CN108825421A CN108825421A CN201810963914.6A CN201810963914A CN108825421A CN 108825421 A CN108825421 A CN 108825421A CN 201810963914 A CN201810963914 A CN 201810963914A CN 108825421 A CN108825421 A CN 108825421A
- Authority
- CN
- China
- Prior art keywords
- heating chamber
- diesel engine
- cooling liquid
- cold start
- flowing channel
- Prior art date
- 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.)
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Links
- 238000010438 heat treatment Methods 0.000 claims abstract description 105
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 48
- 239000000110 cooling liquid Substances 0.000 claims abstract description 36
- 239000000779 smoke Substances 0.000 claims abstract description 32
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 28
- 239000000843 powder Substances 0.000 claims abstract description 14
- 239000002826 coolant Substances 0.000 claims abstract description 13
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims abstract description 12
- 235000011941 Tilia x europaea Nutrition 0.000 claims abstract description 12
- 239000004571 lime Substances 0.000 claims abstract description 12
- 239000007788 liquid Substances 0.000 claims description 44
- 238000007599 discharging Methods 0.000 claims description 6
- 230000008676 import Effects 0.000 claims description 5
- 239000004744 fabric Substances 0.000 claims description 3
- 238000009826 distribution Methods 0.000 claims description 2
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 abstract description 13
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 abstract description 13
- 239000000292 calcium oxide Substances 0.000 abstract description 13
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 abstract description 13
- 239000000920 calcium hydroxide Substances 0.000 abstract description 12
- 229910001861 calcium hydroxide Inorganic materials 0.000 abstract description 12
- 238000006243 chemical reaction Methods 0.000 abstract description 7
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 5
- 239000003546 flue gas Substances 0.000 abstract description 5
- 239000000295 fuel oil Substances 0.000 abstract description 4
- 238000004134 energy conservation Methods 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 230000002277 temperature effect Effects 0.000 abstract description 2
- 235000011116 calcium hydroxide Nutrition 0.000 description 11
- 239000002283 diesel fuel Substances 0.000 description 6
- 239000003921 oil Substances 0.000 description 6
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 4
- 229910052791 calcium Inorganic materials 0.000 description 4
- 239000011575 calcium Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000012802 pre-warming Methods 0.000 description 3
- 238000004904 shortening Methods 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 230000002045 lasting effect Effects 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 239000003502 gasoline Substances 0.000 description 1
- 239000008236 heating water Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
- F02N19/00—Starting aids for combustion engines, not otherwise provided for
- F02N19/02—Aiding engine start by thermal means, e.g. using lighted wicks
- F02N19/04—Aiding engine start by thermal means, e.g. using lighted wicks by heating of fluids used in engines
- F02N19/10—Aiding engine start by thermal means, e.g. using lighted wicks by heating of fluids used in engines by heating of engine coolants
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N5/00—Exhaust or silencing apparatus combined or associated with devices profiting from exhaust energy
- F01N5/02—Exhaust or silencing apparatus combined or associated with devices profiting from exhaust energy the devices using heat
-
- 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 invention discloses a kind of diesel engine cold start preheating devices, belong to diesel engine technologies field, including smoke evacuation runner, heating chamber and cooling liquid flowing channel, heating chamber and smoke evacuation runner contact indirect heat exchange, cooling liquid flowing channel and heating chamber contact indirect heat exchange, the top or top of heating chamber are equipped with water filling port and exhaust outlet, and lower part is equipped with the heating agent portion for filling lime powder in heating chamber.Of the invention occurs heat engine coolant caused by chemical reaction generation calcium hydroxide using lime powder and water, to reach the quick start of diesel engine at low ambient temperatures；And calcium hydroxide is generated calcium oxide by the solution that dries out under the continuous high temperature effect of engine high-temperature flue gas again, without additionally consuming electric energy or fuel oil, without configuration power circuit, control circuit and program, structure is simple, easy to maintain, at low cost and energy conservation and environmental protection.
Description
Technical field
The invention belongs to diesel engine technologies field, in particular to a kind of diesel engine cold start preheating device.
Background technique
Although diesel engine has many advantages, such as the thermal efficiency and better economy, since its fuel is bavin
Oil, diesel oil are big compared with gasoline viscosity, so, under the low temperature environments such as plateau band, diesel oil can be made thick solidifying, wax deposition, obstruction oil occur
The problems such as pipe, prevent diesel engine is from starting.
In the prior art, following two preheating method is mainly used in cold start-up in diesel-driven generator：(1) using electricity
The pre- liquid cooled heat of the mode of heating, but the energy consumption of this heating method is big, easily makes storage battery power shortage, it is cold to also result in diesel engine
Difficulty in starting；(2) be separately configured fuel oil jacket heater (such as liquid oil heater) burning diesel oil come it is cold in heating water jacket
But liquid preheats diesel engine, the structure of liquid oil heater by coolant liquid circulating in diesel engine
It is divided into combustion head, combustion chamber, water sleeve water pump, further needs exist for configuring the control circuits such as corresponding fuel feeding and igniting and program,
Structure and control are complicated, at high cost, equally exist the big disadvantage at high cost of preheating energy consumption.
Summary of the invention
The present invention is to overcome problems of the prior art, provides a kind of diesel engine cold start preheating device, benefit
Chemical reaction occurs with lime powder and water and generates heat engine coolant caused by calcium hydroxide, to reach bavin
The quick start of oil turbine at low ambient temperatures；And continuous high temperature effect lower mistake of the calcium hydroxide by engine high-temperature flue gas
Water decomposition is gone to generate calcium oxide again, without additional consumption electric energy or fuel oil, without configuration power circuit, control circuit and journey
Sequence, structure is simple, easy to maintain, at low cost and energy conservation and environmental protection.
The present invention is to solve above-mentioned problems of the prior art, is adopted the following technical scheme that.
A kind of diesel engine cold start preheating device, which is characterized in that including smoke evacuation runner, heating chamber and cooling liquid stream
Road, the heating chamber and smoke evacuation runner contact indirect heat exchange, and the cooling liquid flowing channel and the heating chamber contact indirect heat exchange, institute
The top or top for stating heating chamber are equipped with water filling port and exhaust outlet, and lower part is equipped with for filling lime powder in the heating chamber
Heating agent portion.
Further, the heating chamber and cooling liquid flowing channel are cannula structure, and the heating chamber is sheathed on the smoke evacuation
The periphery of runner, the cooling liquid flowing channel are sheathed on the periphery of the heating chamber.
Further, the heating chamber is cannula structure, and the cooling liquid flowing channel is serpentine coil structure, the heating chamber
It is sheathed on the periphery of the smoke evacuation runner, the cooling liquid flowing channel is fixedly arranged in the heating agent portion of heating chamber, the cooling liquid flowing channel
Setting is spaced with the outer wall of smoke evacuation runner and the inner wall of heating chamber.
Further, the ratio between the radical length in the heating agent portion and height are 1.2~2：1.
It further, further include tubulose liquid distributor, the tubulose liquid distributor is fixedly arranged on inside heating chamber and around heating chamber
Axis is circumferentially arranged, and the tubulose liquid distributor is connect with water filling port, the circumferentially uniformly distributed multiple apopores of the tubulose liquid distributor.
Further, the quantity of the tubulose liquid distributor is multiple, radial direction of multiple tubulose liquid distributors along the heating chamber
It is distributed and communicates with each other.
Further, the apopore is opened in the upper half backwards to heating agent portion of tubulose liquid distributor.
Further, switch valve and high temperature automatic exhaust steam valve are successively arranged on the exhaust outlet.
Further, the Heating medium for adding lime powder is additionally provided at the top of the heating chamber.
Further, the smoke discharging pipe of the smoke evacuation runner and diesel engine connects, the import of the cooling liquid flowing channel
Connect with the outlet of the coolant pump of diesel engine by pipeline, the outlet of the cooling liquid flowing channel and diesel engine it is cold
But liquid import is connected by pipeline.
Compared with the existing technology, the present invention achieves following beneficial effect：
1, diesel engine cold start preheating device of the invention, by the water filling port of heating chamber to the oxygen filled inside it
Change calcium powder and add water, calcium oxide and water occur chemical reaction and generates calcium hydroxide, quickly and consistently release amount of heat, and will be hot
Amount passes to the engine coolant recycled in cooling liquid flowing channel, by continuous circulation of the coolant liquid in diesel engine to bavin
Oil turbine is preheated, and the quick start of diesel engine at low ambient temperatures is reached；Diesel engine starting and normal work
After making a period of time, exhaust gas temperature is often as high as 600 DEG C, lasting when high-temperature flue gas flows through the smoke evacuation runner of preheating device
High temperature makes the solution that dries out of the calcium hydroxide in heating chamber generate calcium oxide again, and steam is then arranged by the exhaust outlet of heating chamber
Out.In cold start-up diesel engine next time, only need to add water i.e. to the water filling port of heating chamber again can reach rapidly pre-warming diesel oil
The purpose of engine.
2, diesel engine cold start preheating device of the invention, without additional consumption electric energy or fuel oil, without configuration
Power circuit, control circuit and program, structure is simple, easy to maintain, at low cost and energy conservation and environmental protection.
3, diesel engine cold start preheating device of the invention, when design, to shorten diesel engine preheating as far as possible
Required time need to increase the contact area of lime powder and water as far as possible to improve exothermic heat of reaction rate, it is necessary to increase heat
The cross-sectional area (i.e. the diameter in heating agent portion increases) in matchmaker portion, in heating agent portion in the case where constant volume, the height in heating agent portion is then needed
It is corresponding to reduce, and the diameter in heating agent portion gets over that big height is smaller, then it is smaller with the contact heat-exchanging area of smoke evacuation runner, sends out in diesel oil
After motivation starting, the heat that the calcium hydroxide for being unfavorable for the generation of heating agent portion absorbs high-temperature flue gas in runner of discharging fume is decomposed into oxygen again
Change calcium.The ratio between the radical length in the heating agent portion of the application and height are 1.2~2：1, can the contradiction of active balance between the two, reach
It can again completely to while shortening the time required to diesel engine preheating, guaranteeing after diesel engine starting that calcium hydroxide is heated
It is decomposed into calcium oxide.
4, diesel engine cold start preheating device of the invention, tubulose liquid distributor add the water edge being added by water filling port
The circumferential uniformly water outlet of hot chamber, and apopore is opened in the upper half of tubulose liquid distributor, it is ensured that the water yield of each apopore balances,
The uniformity that calcium oxide is reacted with water is improved, so that the preheating rate of diesel engine is faster.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is the first structural schematic diagram of diesel engine cold start preheating device of the invention.
Fig. 2 is second of structural schematic diagram of diesel engine cold start preheating device of the invention.
In figure：1, smoke evacuation runner；2, heating chamber；21, water filling port；22, exhaust outlet；23, heating agent portion；24, tubulose liquid distributor；
25, apopore；26, switch valve；27, high temperature automatic exhaust steam valve；28, Heating medium；3, cooling liquid flowing channel.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, is clearly and completely retouched to the technical solution in embodiment
It states.Obviously, described embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Bright embodiment, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
As shown in Fig. 1~2, a kind of diesel engine cold start preheating device, including smoke evacuation runner 1, heating chamber 2 and cooling
Liquid stream road 3, heating chamber 2 and smoke evacuation runner 1 contact indirect heat exchange, and cooling liquid flowing channel 3 and heating chamber 2 contact indirect heat exchange, heating
The top or top of chamber 2 are equipped with water filling port 21 and exhaust outlet 22, and lower part is equipped with the heat for filling lime powder in heating chamber 2
Matchmaker portion 23.
Water filling port 21 and exhaust outlet 22 are connected to inside heating chamber 2, and water filling port 21 is used to add reaction into heating chamber 2
Required water can also add warm water or hot water for the initial reaction speed for improving calcium oxide directly into water filling port 21；Exhaust outlet
22 water vapour for being generated calcium hydroxide by thermal decomposition is discharged inside heating chamber 2.
When carrying out cold start-up preheating to engine, by the water filling port of heating chamber 2 21 to its inside the calcium oxide filled
Powder adds water, and calcium oxide and water occur chemical reaction and generates calcium hydroxide, quickly and consistently releases amount of heat, and heat is passed
The engine coolant recycled in cooling liquid flowing channel 3 is passed, by continuous circulation of the coolant liquid in diesel engine to diesel oil
Engine is preheated, and the quick start of diesel engine at low ambient temperatures is reached；
And after diesel engine starts and works normally a period of time, exhaust gas temperature is often as high as 600 DEG C, high temperature cigarette
When the smoke evacuation runner 1 of the preheated device of air-flow, lasting high temperature makes the solution that dries out of the calcium hydroxide in heating chamber 2 secondary again
At calcium oxide, and steam is then discharged by the exhaust outlet 22 of heating chamber 2.Diesel engine next time cold start-up when, only need again to
The water filling port 21 plus water of heating chamber 2 are the purpose that can reach rapidly pre-warming diesel engine.
Preferred scheme, as shown in Fig. 2, heating chamber 2 and cooling liquid flowing channel 3 are cannula structure, the welding of heating chamber 2 is arranged
In the periphery of smoke evacuation runner 1, cooling liquid flowing channel 3 welds the periphery for being sheathed on heating chamber 2.
Preferred scheme, as shown in Figure 1, heating chamber 2 is cannula structure, cooling liquid flowing channel 3 is serpentine coil structure, heating
Chamber 2 welds the periphery for being sheathed on smoke evacuation runner 1.
Cooling liquid flowing channel 3 is fixedly arranged in the heating agent portion 23 of heating chamber 2 by the inlet and outlet nozzle of cooling liquid flowing channel 3, can also be with
It is fixedly arranged on the inner wall in heating agent portion 23 of heating chamber 2 by more supporting ribs being set in heating chamber 2.
The inner wall of the outer wall and heating chamber 2 of cooling liquid flowing channel 3 and smoke evacuation runner 1 is spaced setting.
Preferred scheme, the ratio between the radical length in heating agent portion 23 and height are 1.2~2：1, i.e. D in figure：H is 1.2~2：
1。
When design, the time required to shortening diesel engine preheating as far as possible, lime powder and water need to be increased as far as possible
Contact area to improve exothermic heat of reaction rate, it is necessary to increase heating agent portion 23 cross-sectional area (i.e. heating agent portion 23 diameter increase
Add), in heating agent portion in the case where 23 constant volume, the height in heating agent portion 23 then needs accordingly to reduce, and the diameter in heating agent portion 23 is got over
Big height is smaller, then it is smaller with the contact heat-exchanging area of smoke evacuation runner 1, after diesel engine starting, is unfavorable for heating agent portion
The heat that 23 calcium hydroxides generated absorb high-temperature flue gas in smoke evacuation runner 1 is decomposed into calcium oxide again.The heating agent portion of the application
The ratio between 23 radical length and height are 1.2~2：1, can the contradiction of active balance between the two, reach shortening diesel engine
While the time required to preheating, calcium hydroxide is heated after guarantee diesel engine starting can be completely decomposed into calcium oxide again.
Preferred scheme, further includes tubulose liquid distributor 24, and tubulose liquid distributor 24 is fixedly arranged on 2 inside of heating chamber and around heating chamber
2 axis is circumferentially arranged, i.e. tubulose liquid distributor 24 is self-enclosed cyclic structure, tubulose liquid distributor 24 can both have been processed by round tube and
At can also be process by square tube；Tubulose liquid distributor 24 can be hung at the roof of heating chamber 2, can also pass through the components branch such as gusset
Support is fixed on the side wall of heating chamber 2.
Tubulose liquid distributor 24 is connect with water filling port 21, the circumferential uniformly distributed multiple apopores 25 of tubulose liquid distributor 24.Pass through water filling
The water that mouth 21 is added can be sprayed more uniformly after the cloth liquid of tubulose liquid distributor 24 in the lime powder in heating agent portion 23
On cross section, be conducive to improve the uniformity that calcium oxide is reacted with water, so that the preheating rate of diesel engine is faster.
Preferred scheme, the quantity of tubulose liquid distributor 24 are multiple, radial distribution of multiple tubulose liquid distributors along heating chamber 2
And it communicates with each other.
Preferred scheme, apopore 25 are opened in the upper half backwards to heating agent portion 23 of tubulose liquid distributor 24.Pass through water filling
Mouthfuls 21 water being added enter tubulose liquid distributor 24, the bottom for the tubulose liquid distributor 24 that liquid level can be uniformly distributed in first, and only
Have after liquid level gradually rises up to cover apopore 25, water can just be entered inside heating chamber 2 by apopore 25, avoided part and gone out
The water yield in water hole 25 it is less than normal in addition it is anhydrous go out the problem of, it is ensured that the water yield of each apopore 25 balances, and improves oxidation
The uniformity that calcium is reacted with water, so that the preheating rate of diesel engine is faster
Preferred scheme is successively arranged switch valve 26 and high temperature automatic exhaust steam valve 27 on exhaust outlet 22.Switch valve 26 is used for
The on off operating mode for controlling exhaust outlet 22 is in normally opened state under normal condition, only when needing to high temperature automatic exhaust steam valve
27 are turned off when being safeguarded.For proposing air and steam in heating chamber 2 automatically, maintenance adds high temperature automatic exhaust steam valve 27
Pressure in hot chamber 2.
Preferred scheme, smoke evacuation runner 1 are connect with the smoke discharging pipe of diesel engine, and the smoke evacuation runner 1 of preheating device can
It is directly welded on the smoke discharging pipe of diesel engine, can also be connect by flange with smoke discharging pipe.The import of cooling liquid flowing channel 3
It is connect with the outlet of the coolant pump of diesel engine by pipeline, the outlet of cooling liquid flowing channel 3 and the cooling of diesel engine
Liquid import is connected by pipeline.
Preferred scheme, the top of heating chamber 2 are additionally provided with the Heating medium 28 for adding lime powder.
Coolant liquid in diesel engine is extracted out by coolant pump, and the cooling liquid flowing channel 3 of preheating device is entered by pipeline
It is interior, absorb the thermal temperature raising that 2 internal oxidition calcium of heating chamber react generation with water, it is heated after coolant liquid from cooling liquid flowing channel
3 outlet outflow, is back in engine by pipeline, is achieved the purpose that engine prewarming.
Content described in this specification embodiment is only enumerating to the way of realization of inventive concept, protection of the invention
Range should not be construed as being limited to the specific forms stated in the embodiments, and protection scope of the present invention is also and in art technology
Personnel conceive according to the present invention it is conceivable that equivalent technologies mean.
Claims (10)
1. a kind of diesel engine cold start preheating device, it is characterised in that：Including smoke evacuation runner (1), heating chamber (2) and cooling
Liquid stream road (3), the heating chamber (2) and smoke evacuation runner (1) contact indirect heat exchange, the cooling liquid flowing channel (3) and the heating
Chamber (2) contacts indirect heat exchange, and the top or top of the heating chamber (2) are equipped with water filling port (21) and exhaust outlet (22), described to add
The interior lower part of hot chamber (2) is equipped with the heating agent portion (23) for filling lime powder.
2. a kind of diesel engine cold start preheating device according to claim 1, it is characterised in that：The heating chamber
(2) and cooling liquid flowing channel (3) is cannula structure, and the heating chamber (2) is sheathed on the periphery of smoke evacuation runner (1), described
Cooling liquid flowing channel (3) is sheathed on the periphery of the heating chamber (2).
3. a kind of diesel engine cold start preheating device according to claim 1, it is characterised in that：The heating chamber
It (2) is cannula structure, the cooling liquid flowing channel (3) is serpentine coil structure, and the heating chamber (2) is sheathed on the smoke evacuation runner
(1) periphery, the cooling liquid flowing channel (3) are fixedly arranged in the heating agent portion (23) of heating chamber (2), the cooling liquid flowing channel (3) with
The outer wall of smoke evacuation runner (1) and the inner wall of heating chamber (2) are spaced setting.
4. described in any item a kind of diesel engine cold start preheating devices according to claim 1~3, it is characterised in that：Institute
The ratio between radical length and the height for stating heating agent portion (23) are 1.2~2：1.
5. a kind of diesel engine cold start preheating device according to claim 1, it is characterised in that：It further include tubular cloth
Liquid device (24), the tubulose liquid distributor (24) are fixedly arranged on heating chamber (2) inside and are circumferentially arranged around the axis of heating chamber (2), institute
It states tubulose liquid distributor (24) to connect with water filling port (21), the circumferentially uniformly distributed multiple apopores (25) of the tubulose liquid distributor (24).
6. a kind of diesel engine cold start preheating device according to claim 5, it is characterised in that：The tubular cloth liquid
The quantity of device (24) be it is multiple, multiple tubulose liquid distributors (24) along the heating chamber (2) radial distribution and communicate with each other.
7. according to a kind of described in any item diesel engine cold start preheating devices of claim 5~6, it is characterised in that：Institute
State the upper half backwards to heating agent portion (23) that apopore (25) is opened in tubulose liquid distributor (24).
8. a kind of diesel engine cold start preheating device according to claim 1, it is characterised in that：The exhaust outlet
(22) switch valve (26) and high temperature automatic exhaust steam valve (27) are successively arranged on.
9. a kind of diesel engine cold start preheating device according to claim 1, it is characterised in that：The heating chamber
(2) Heating medium (28) for adding lime powder is additionally provided at the top of.
10. a kind of diesel engine cold start preheating device according to claim 1, it is characterised in that：The smoke evacuation stream
Road (1) is connect with the smoke discharging pipe of diesel engine, the import of the cooling liquid flowing channel (3) and the coolant pump of diesel engine
Outlet connected by pipeline, the cooling liquid inlet of the outlet of the cooling liquid flowing channel (3) and diesel engine passes through pipeline company
It connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810963914.6A CN108825421A (en) | 2018-08-23 | 2018-08-23 | A kind of diesel engine cold start preheating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810963914.6A CN108825421A (en) | 2018-08-23 | 2018-08-23 | A kind of diesel engine cold start preheating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108825421A true CN108825421A (en) | 2018-11-16 |
Family
ID=64150505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810963914.6A Withdrawn CN108825421A (en) | 2018-08-23 | 2018-08-23 | A kind of diesel engine cold start preheating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108825421A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113074030A (en) * | 2021-03-31 | 2021-07-06 | 湖南行必达网联科技有限公司 | Mobile cold region cold start auxiliary system and control method |
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|---|---|---|---|---|
| JP2010196974A (en) * | 2009-02-25 | 2010-09-09 | Toyota Motor Corp | Heat storage device |
| JP2010242989A (en) * | 2009-04-01 | 2010-10-28 | Toyota Motor Corp | Heat storage device |
| JP2011106355A (en) * | 2009-11-18 | 2011-06-02 | Aisin Seiki Co Ltd | Catalyst warming-up device and catalyst warming-up system provided with catalyst warming-up device |
| US20180023453A1 (en) * | 2016-07-20 | 2018-01-25 | Denso Corporation | Engine warm-up apparatus for vehicle |
| CN208885438U (en) * | 2018-08-23 | 2019-05-21 | 湖北鹰牌动力科技有限公司 | A kind of diesel engine cold start preheating device |
-
2018
- 2018-08-23 CN CN201810963914.6A patent/CN108825421A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010196974A (en) * | 2009-02-25 | 2010-09-09 | Toyota Motor Corp | Heat storage device |
| JP2010242989A (en) * | 2009-04-01 | 2010-10-28 | Toyota Motor Corp | Heat storage device |
| JP2011106355A (en) * | 2009-11-18 | 2011-06-02 | Aisin Seiki Co Ltd | Catalyst warming-up device and catalyst warming-up system provided with catalyst warming-up device |
| US20180023453A1 (en) * | 2016-07-20 | 2018-01-25 | Denso Corporation | Engine warm-up apparatus for vehicle |
| CN208885438U (en) * | 2018-08-23 | 2019-05-21 | 湖北鹰牌动力科技有限公司 | A kind of diesel engine cold start preheating device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113074030A (en) * | 2021-03-31 | 2021-07-06 | 湖南行必达网联科技有限公司 | Mobile cold region cold start auxiliary system and control method |
| CN113074030B (en) * | 2021-03-31 | 2022-04-01 | 湖南行必达网联科技有限公司 | Mobile cold region cold start auxiliary system and control method |
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Application publication date: 20181116 |
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| WW01 | Invention patent application withdrawn after publication |