CN204716351U - Anti-explosion diesel engine venting gas appliance - Google Patents
Anti-explosion diesel engine venting gas appliance Download PDFInfo
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- CN204716351U CN204716351U CN201520461597.XU CN201520461597U CN204716351U CN 204716351 U CN204716351 U CN 204716351U CN 201520461597 U CN201520461597 U CN 201520461597U CN 204716351 U CN204716351 U CN 204716351U
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- diesel engine
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- explosion diesel
- exhaust
- turbo machine
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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
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Abstract
The utility model discloses a kind of anti-explosion diesel engine venting gas appliance, this device is made up of blade-free turbo machine and vent systems thereof and water cooling system, and described blade-free turbo machine is between anti-explosion diesel engine water jacket outlet pipe and air exhaust fence; Described vent systems is that anti-explosion diesel engine Exhaust Gas is divided into two-way, and in difference symmetrical, tangential incision blade-free turbine cylinder, then discharged by air exhaust fence and tailpipe successively; Described water cooling system is on the basis of anti-explosion diesel engine cooling itself water circulation system, forms cool cycles with water jacket gas exhaust piping, blade-free turbo machine cooling jacket.This device overall volume is little, and structure is simple, and power character, emission performance and Economy are higher, and exhausting air index meets the requirement of MT990-2006.
Description
Technical field
The utility model relates to a kind of coolant exhaust device of anti-explosion diesel engine, especially a kind of apply blade-free turbo machine reduce delivery temperature and back pressure, reduction vent systems volume anti-explosion diesel engine from coolant exhaust single unit system.
Background technique
Anti-explosion diesel engine is a kind of diesel engine for explosive gas atmosphere, has explosion-proof performance, works and can not light environmental gas in explosive atmosphere, and exhausting air index meets the requirement of MT990-2006.
Existing exhaust system of explosion-proof diesel engine is made up of water jacket gas exhaust manifold, water jacket outlet pipe, cooling water tank-washer and flame trap etc.Wherein, cooling water tank-washer does medium with water in vent systems, and its Main Function is flame arrest dedusting, and particularly cooling is indispensable important function.Therefore, need the water storage box of larger volume to meet the exhaust cooling demand of diesel engine especially.Thus, exhaust system of explosion-proof diesel engine, due to the existence of cooling water tank-washer, causes total volume excessive, and exhaust back pressure increases, and this makes diesel fuel combustion efficiency decline, and fuel economy reduces, and reduces the output power of diesel engine simultaneously, and power character declines.Therefore, reduction anti-explosion diesel engine total volume and vent systems resistance significantly can improve the usability of anti-explosion diesel engine.
The prior art of open report is the utility model patent of the one " mine dry-type exhaust system of explosion-proof diesel engine " of CN202645697U as Authorization Notice No.; Publication number is the patent of invention of the one " the coal mine explosion-proof diesel engine cooling circulatory system " of CN103758624A; Publication number is the patent of invention of the one " internal-external double circulation water cooling system high-power explosion-proof diesel engine " of CN103603717A; Please open cloth number is the patent of invention of " a kind of high-power explosion-proof diesel engine " of CN103233799A and some prior aries disclosed in other; The prior art of these open reports mostly concentrates on the improvement that former machine system-based is carried out, and as on the basis of the former machine cooling system of anti-explosion diesel engine, adopts independent radiator, adopts water pump to cool vent systems; Waste-gas cleaning box structure in research exhaust cooling system, and the original machine mechanisms such as design are optimized to the outlet pipe radius in exhaust gas purification case improve, improvement is not made to the vent systems of anti-explosion diesel engine.
Existing blade-free turbo machine is using " fluid boundary effect layer " as working principle, and the liquid speed near disk wall is very low, and liquid speed direction is parallel to wall, avoids the direct impact of particle and rotor.Experiment shows: through the blade-free turbine efficiency of appropriate design up to more than 75%.
Blade-free turbo machine is introduced in the vent systems of anti-explosion diesel engine, especially in coolant exhaust system, exhaust enters cooling system, drives blade-free turbine rotor, consumes exhaust energy, reduce delivery temperature, compared with water washing box, reduce exhaust back pressure further, reduce vent systems volume, tail gas eventually passes through air exhaust fence and discharges, and is expected to improve many-sided problems such as emission performance, power character and Economy.
Summary of the invention
The purpose of this utility model is to provide a kind of anti-explosion diesel engine venting gas appliance, amasss excessive, that power character, emission performance and Economy are poor problem to solve anti-explosion diesel engine overall system.
The utility model above-mentioned purpose and problem are achieved through the following technical solutions.
A kind of anti-explosion diesel engine venting gas appliance, comprises blade-free turbo machine and vent systems thereof and water cooling system, it is characterized in that:
Described blade-free turbo machine is between anti-explosion diesel engine water jacket outlet pipe and air exhaust fence, be communicated in one;
Described vent systems is that the outlet pipe of anti-explosion diesel engine is divided into two-way through water jacket outlet pipe by water jacket exhaust hose, two path water chuck exhaust hose termination is respectively arranged with exhaust entrance plug, and by two exhaust entrance plugs respectively symmetrical, tangentially cut on blade-free turbine cylinder outer peripheral surface, high-temperature gas is entered in blade-free turbine cylinder and carry out cooling depositing dust, then discharged by air exhaust fence, tailpipe and exhaust gas temperature sensor thereof successively through the blade-free turbo machine water jacket outer pipe that blade-free turbine outlet is arranged;
Described water cooling system is that the cooling water outlet and inlet of anti-explosion diesel engine has water jacket outlet pipe [3], blade-free turbo machine cooling jacket and blade-free turbo machine water jacket outer pipe to carry out circulating cooling by pipeline communication.
Further, the additional technical feature of technique scheme is as follows.
Described water jacket exhaust hose be by least two path water chuck exhaust hose respectively symmetrical, tangential incision arrange and form.
Hull-skin temperature≤150 DEG C of described blade-free turbo machine, water jacket outlet pipe, water jacket exhaust hose, blade-free turbo machine water jacket outer pipe, air exhaust fence and tailpipe work.
Described air exhaust fence is horizontally disposed.
The controlling method of described anti-explosion diesel engine venting gas appliance is when starting anti-explosion diesel engine, the delivery temperature of monitoring exhaust gas temperature sensor, if lower than CLV ceiling limit value, anti-explosion diesel engine normally works, blade-free turbine interior rotor is exhausted under the effect of exhaust shearing force, is vented and discharges through air exhaust fence and tailpipe; If close to CLV ceiling limit value, ECU controls to strengthen water output in cooling jacket and cools; If exceed CLV ceiling limit value, ECU controls anti-explosion diesel engine and quits work.
Implement above-mentioned a kind of anti-explosion diesel engine venting gas appliance provided by the utility model, water washing box is substituted with coolant exhaust device, the energy drives blade-free turbo machine entrained by exhaust is utilized to rotate, the rotor coolant exhaust of blade-free turbo machine High Rotation Speed, and produce negative exhaust pressure, reduce exhaust resistance, carry out cooling process to the high-temperature gas that anti-explosion diesel engine is discharged, its exhausting air index meets the requirement of MT990-2006.
Compared with existing anti-explosion diesel engine, the utility model eliminates huge water washing box structure, reduces volume, therefore also reduces exhaust back pressure and delivery temperature; Also make the power character of anti-explosion diesel engine, Economy and emission performance obtain to improve widely, further increase the technology content of anti-explosion diesel engine, widened the application market of anti-explosion diesel engine simultaneously.
Accompanying drawing explanation
Fig. 1 is this anti-explosion diesel engine and anti-explosion gas outlet means integral structure schematic diagram.
Fig. 2 is this anti-explosion gas outlet means structural representation.
Fig. 3 is the structural representation of blade-free turbo machine in this anti-explosion gas outlet means.
Fig. 4 is the sectional structure schematic diagram of Fig. 3 blade-free turbo machine along A-A line.
Fig. 5 is the internal structure schematic diagram of air exhaust fence in Fig. 2 anti-explosion gas outlet means.
Fig. 6 is the sectional structure schematic diagram of Fig. 5 air exhaust fence along B-B line.
In figure: 1: anti-explosion diesel engine; 2: anti-explosion gas outlet means; 3: water jacket outlet pipe; 4: water jacket exhaust hose; 5: exhaust entrance plug; 6: blade-free turbo machine; 7: blade-free turbo machine water jacket outer pipe; 8: air exhaust fence; 9: tailpipe; 10: exhaust gas temperature sensor; 11: water jacket intake pipe; 12: water jacket outlet pipe; 13: blade-free turbo machine cooling jacket; 14: blade-free turbine outlet; 15: blade-free turbine output shaft; 16: water jacket water inlet interface; 17: water jacket water outlet mouthpiece; 18: exhaust entrance; 19: air exhaust fence entrance; 20: air exhaust fence exports; 21: air exhaust fence housing; 22: air exhaust fence grid; 23:ECU.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is further detailed, realizes being as the criterion to enable the secondary technology personnel of this specialty.
Embodiment 1
As accompanying drawing 1, accompanying drawing 2, accompanying drawing 3, accompanying drawing 4, described in accompanying drawing 5 and accompanying drawing 6, implement a kind of anti-explosion diesel engine venting gas appliance that the utility model is above-mentioned provided, comprise blade-free turbo machine and vent systems thereof and water cooling system, wherein, water jacket outlet pipe 3 to be arranged between engine exhaust pipe 3 with air exhaust fence 8 and to be communicated with and is fixed on integrally, one end of coconnected two the water interlayer exhaust hoses 4 of water jacket outlet pipe 3 is communicated to water interlayer outlet pipe 3, the other end is communicated with the exhaust entrance plug 5 arranged and is arranged on the exhaust entrance 18 of blade-free turbo machine 6 respectively, article two, blade-free turbo machine water interlayer outer pipe 7 is communicated with two blade-free turbine outlet 14, and the air exhaust fence entrance 19 of air exhaust fence 8, air exhaust fence outlet 20 and tailpipe 9.Water jacket intake pipe 11 is communicated with engine cooling water jacket and water jacket water inlet interface 16, and water jacket outlet pipe 12 is communicated with engine cooling water jacket and water jacket water outlet mouthpiece 17.Exhaust gas temperature sensor 10 is installed on the end of tailpipe 9, and exhaust gas temperature sensor 10 and motor 1 detect with ECU 23 connection and control oil pumping unit from cooling system works.
In above-mentioned embodiment, described water jacket exhaust hose 4 be by least two path water chuck exhaust hose 4 respectively symmetrical, tangential incision arrange and form, water interlayer exhaust hose 4 when mounted, can not excessive distortion, cross macrobending, blade-free turbo machine 6 is fixedly mounted on motor 1, air exhaust fence 8 is installed on vehicle frame, should be horizontally disposed with when air exhaust fence 8 is installed.Operationally, hull-skin temperature≤150 DEG C of blade-free turbo machine 6, water jacket outlet pipe 3, water jacket exhaust hose 4, blade-free turbo machine water jacket outer pipe 7, air exhaust fence 8 and tailpipe 10 work, ambient temperature≤70 DEG C that tailpipe 9 is discharged, and air exhaust fence 8 must be horizontally disposed with.
This device is installed between anti-explosion diesel engine exhaust manifold and air exhaust fence, nozzle is tangentially cut in blade-free turbine cylinder circumferential surface and is extended internally, blade-free turbo machine is turned clockwise, undertaken from cooling procedure by cooling water, when self-cooling set hull-skin temperature or delivery temperature exceed warning value, anti-explosion diesel engine quits work, to ensure safe operation.
Professional and technical personnel, on the basis of said structure relation, can carry out various modifications and variations according to common sense and can not deviate from thought of the present utility model.
After with reference to disclosed explanation of the present utility model and practice here, embodiment of the present utility model is apparent for person skilled in the art.Should think that this specification and citing are exemplary, actual range of the present utility model should be limited by described claim and equivalent thereof.
Embodiment 2
As described in accompanying drawing 1, accompanying drawing 2, accompanying drawing 3, accompanying drawing 4, accompanying drawing 5 and accompanying drawing 6, a kind of method for exhausting of anti-explosion diesel engine venting gas appliance, described method for exhausting is before anti-explosion diesel engine work, first checks that whether each cooling jacket is unimpeded; When anti-explosion diesel engine is started working, the exhaust temperature signal of priority monitoring exhaust gas temperature sensor 10, if lower than CLV ceiling limit value, anti-explosion diesel engine normally works, if close to CLV ceiling limit value, ECU controls to strengthen cooling jacket water output, accelerate exhaust cooling, make delivery temperature away from CLV ceiling limit value, if exceed CLV ceiling limit value, ECU controls anti-explosion diesel engine oil supply system fuel cut-off, and anti-explosion diesel engine quits work; When anti-explosion diesel engine normally works, blade-free turbo machine 6 inner rotator carries out work under the effect of exhaust, is vented and discharges blade-free turbo machine 6 through blade-free turbine outlet 14, enter in air exhaust fence 8, discharge finally by tailpipe 9.
When carrying out coolant exhaust, blade-free turbo machine cooling jacket 13, water jacket outlet pipe 3 and blade-free turbo machine water jacket outer pipe 7 provide cooling water by anti-explosion diesel engine cooling system.Two-way is divided into from water jacket outlet pipe 3 waste gas out, carry heat energy and kinetic energy enters two water jacket exhaust hoses 4, the recirculated cooling water of water jacket exhaust hose 4 is connected with the recirculated cooling water of water jacket outlet pipe 3, cooling water circulation ensures that water jacket exhaust hose 4 surface temperature is no more than 150 DEG C, and absorb a part of heat energy, play the effect reducing temperature; Article two, two outlets of water jacket exhaust hose 4 are connected with two exhaust entrance plugs 5 respectively, two exhaust entrance plugs 5 are arranged on exhaust entrance 18, blade-free turbo machine 6 housing differs 180 ° of distributions arrange, the waste gas sprayed into is made to enter rotor clearance along rotor tangential direction, rotate by the kinetic energy entrained by waste gas and heat-driven rotor high-speed, rotor is made up of metallic material, there is good intensity and thermal diffusivity, its rotating speed can reach 10000rpm or higher, and rotor speed and anti-explosion diesel engine rotating speed exist positive correlation.Waste gas is at a large amount of heat energy of the rotor clearance internal loss of High Rotation Speed and kinetic energy, convert the external output torque of rotor center axle to, waste gas does centripetal motion, finally by the gap between rotor center and blade-free turbine output shaft 15 from rotor edge rotor center---and blade-free turbine outlet 14 is discharged.Blade-free turbo machine 6 housing is provided with blade-free turbo machine cooling jacket 13, blade-free turbo machine cooling jacket 13 circulate cooling water inside is communicated with anti-explosion diesel engine cooling system, blade-free turbo machine cooling jacket 13 is provided with water jacket water inlet interface 16 and water jacket water outlet mouthpiece 17 is opened in the below of blade-free turbo machine 6 housing respectively, recirculated cooling water out arrives water jacket water inlet interface 16 through water jacket intake pipe 11 from anti-explosion diesel engine cooling system, enter blade-free turbo machine cooling jacket 13 inside subsequently and participate in cool cycles, waste gas is by heat conducting mode and blade-free turbo machine cooling jacket 13 circulate cooling water inside heat-shift, blade-free turbo machine cooling jacket 13 circulate cooling water inside that carry heat flows out blade-free turbo machine cooling jacket 13 from water jacket water outlet mouthpiece 17, with after flow back to anti-explosion diesel engine cooling system through water jacket outlet pipe 12 and ensure that blade-free turbo machine 6 case temperature is no more than 150 DEG C, the flow of blade-free turbo machine cooling jacket 13 circulate cooling water inside is controlled by ECU23 according to actual conditions, the waste gas of being discharged by blade-free turbine outlet 14 enters two blade-free turbo machine water jacket outer pipes 7, cool further, tailpipe 9 end is provided with exhaust gas temperature sensor 10, ECU23 accepts the signal from exhaust gas temperature sensor 10, if delivery temperature is more than 70 DEG C, ECU23 emergent stopping anti-explosion diesel engine works, and ensures the Security of anti-explosion diesel engine.
In the working procedure of anti-explosion diesel engine, be vented and tangentially enter in the blade-free turbo machine of cooling venting gas appliance through outlet pipe, drive blade-free turbine rotor high speed rotating, the rotor of High Rotation Speed can be vented by cooling down high-temperature, exhaust then through air exhaust fence outlet and tailpipe, finally enters air.
The waste gas of more than 300 DEG C that diesel engine is discharged by above-mentioned exhaust system of explosion-proof diesel engine, be no more than 70 DEG C by the temperature finally entering ambient exhaust gas from cooling system, reach requirement of explosion proof, delivery temperature meets standard MT990-2006 requirement.The cooling anti-explosion venting gas appliance thus achieved designed by the utility model realizes the object reducing back pressure, reduce volume, reduce temperature.
The above-mentioned specific embodiments of the utility model utilizes anti-explosion diesel engine coolant exhaust device to replace the position of original water washing box, is vented and discharges through motor, enter in blade-free turbo machine, enter air exhaust fence, enter surrounding environment finally by tailpipe.Compared with former explosion-proof exhaust system, this device saves huge water washing box device, reduces volume, reduces exhaust back pressure, reduces temperature; Anti-explosion diesel engine power character, Economy and emission performance are improved.
Claims (6)
1. an anti-explosion diesel engine venting gas appliance, comprises blade-free turbo machine and vent systems thereof and water cooling system, it is characterized in that:
Described blade-free turbo machine [6] is positioned between anti-explosion diesel engine water jacket outlet pipe [3] and air exhaust fence [8] to be communicated in one;
Described vent systems is that the outlet pipe of anti-explosion diesel engine [1] is divided into two-way through water jacket outlet pipe [3] by two path water chuck exhaust hose [4], two path water chuck exhaust hose [4] termination is respectively arranged with exhaust entrance plug [5], and two exhaust entrance plugs [5] are symmetrical respectively, tangentially cut the housing outer peripheral surface in blade-free turbo machine [6] and extend internally, cooling depositing dust is carried out in housing high-temperature gas being entered blade-free turbo machine [6], blade-free turbo machine water jacket outer pipe [7] arranged through blade-free turbine outlet [14] again passes through air exhaust fence [8] successively, tailpipe [9] and exhaust gas temperature sensor [10] thereof are discharged,
Described water cooling system is that the cooling water outlet and inlet of anti-explosion diesel engine [1] has water jacket outlet pipe [3], blade-free turbo machine cooling jacket [13] and blade-free turbo machine water jacket outer pipe [7] to carry out circulating cooling by pipeline communication.
2. anti-explosion diesel engine venting gas appliance as claimed in claim 1, is characterized in that: described water jacket exhaust hose [4] be by least two path water chuck exhaust hose [4] respectively symmetrical, tangential incision arrange and form.
3. anti-explosion diesel engine venting gas appliance as claimed in claim 1, is characterized in that: hull-skin temperature≤150 DEG C that described blade-free turbo machine [6], water jacket outlet pipe [3], water jacket exhaust hose [4], blade-free turbo machine water jacket outer pipe [7], air exhaust fence [8] and tailpipe [9] work.
4. anti-explosion diesel engine venting gas appliance as claimed in claim 1, is characterized in that: ambient temperature≤70 DEG C that described tailpipe [9] is discharged.
5. anti-explosion diesel engine venting gas appliance as claimed in claim 1, is characterized in that: described air exhaust fence [8] is horizontally disposed.
6. anti-explosion diesel engine venting gas appliance as claimed in claim 1, it is characterized in that: the method for exhausting of described anti-explosion diesel engine venting gas appliance is when starting anti-explosion diesel engine [1], the delivery temperature of monitoring exhaust gas temperature sensor [10], if lower than CLV ceiling limit value, anti-explosion diesel engine [1] normally works, the inner rotator of blade-free turbo machine [1] is exhausted under the effect of exhaust shearing force, is vented and discharges through air exhaust fence [8] and tailpipe [9]; If close to CLV ceiling limit value, ECU controls to strengthen water output in cooling jacket and cools; If exceed CLV ceiling limit value, ECU controls anti-explosion diesel engine [1] and quits work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520461597.XU CN204716351U (en) | 2015-06-26 | 2015-06-26 | Anti-explosion diesel engine venting gas appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520461597.XU CN204716351U (en) | 2015-06-26 | 2015-06-26 | Anti-explosion diesel engine venting gas appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204716351U true CN204716351U (en) | 2015-10-21 |
Family
ID=54315354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520461597.XU Expired - Fee Related CN204716351U (en) | 2015-06-26 | 2015-06-26 | Anti-explosion diesel engine venting gas appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204716351U (en) |
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2015
- 2015-06-26 CN CN201520461597.XU patent/CN204716351U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20151021 Termination date: 20170626 |
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| CF01 | Termination of patent right due to non-payment of annual fee |