CN103195543B - Tail gas dust-removing exhaust pipe of locomotive - Google Patents

Tail gas dust-removing exhaust pipe of locomotive Download PDF

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Publication number
CN103195543B
CN103195543B CN201310109322.5A CN201310109322A CN103195543B CN 103195543 B CN103195543 B CN 103195543B CN 201310109322 A CN201310109322 A CN 201310109322A CN 103195543 B CN103195543 B CN 103195543B
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outlet pipe
vehicle
exhaust pipe
dust
gas dust
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CN201310109322.5A
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CN103195543A (en
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陈牧锋
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Du Lihong
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Abstract

The invention relates to the technical field of exhaust pipes of locomotives and particularly relates to a tail gas dust-removing exhaust pipe of a locomotive. The tail gas dust-removing exhaust pipe comprises an exhaust pipe used for removing noise and exhausting tail gas for a vehicle and is characterized by further comprising a cathode rod inserted in an exhaust pipe body and separated from the inside of the exhaust pipe body. The design idea of the tail gas dust-removing exhaust pipe of the locomotive breaks through the existing technical mode of a traditional vehicle exhaust pipe, and an initiative dust-removing environment-friendly concept is added into the idea to achieve the effect that the vehicle exhaust pipe is no longer a waste source body which discharges waste gas only and causes atmosphere pollution. A judgment identification dimension is further added on performance index of the vehicle. Most importantly, the tail gas dust-removing exhaust pipe of the locomotive is high in dust-removing efficiency, low in construction cost, simple in structure and capable of effectively reducing pollution degree of locomotive tail gas discharge on atmosphere and effectively restraining PM2.5 dust particle exhaust discharge to enable our life environment to be suitable for living.

Description

Motor-vehicle tail-gas dust elimination outlet pipe
Technical field
The present invention relates to motor vehicle exhaust technical field, particularly a kind of motor-vehicle tail-gas dust elimination outlet pipe.
Background technique
Automobile exhaust pipe is cylinder release gas guiding channel, and also have elimination it forms noise function simultaneously.When oil gas during partial combustion, will form a large amount of carbon particle dust and discharge in cylinder, formation smog, this phenomenon is particularly outstanding in automobile starting and accelerating process.Current city vehicle blocks up day by day, and automobile exhaust pollution is one of main arch-criminal of city haze Weatherly Reasons, is also PM2.5 micronic dust mobile source body.This traditional automobile exhaust pipe is just thought of discharging waste gas and regardless of pollution of atmosphere, causes day by day severe living environment to people.
Summary of the invention
Main purpose of the present invention is, for above-mentioned deficiency of the prior art, provides a kind of motor-vehicle tail-gas dust elimination outlet pipe.
The technological scheme that the present invention adopts for solution prior art problem is: a kind of motor-vehicle tail-gas dust elimination outlet pipe, comprise and to abate the noise for automobile and the outlet pipe of emission, its improvements are, also comprise a cathode bar, described cathode bar to be inserted in described outlet pipe body and to be separated with described outlet pipe body.
Below above technological scheme is further elaborated:
Further, a storage dirt device is provided with bottom described outlet pipe end.
Further, described storage dirt device is a spill supporting plate, and be provided with an installation window mated with described spill supporting plate bottom described outlet pipe end, described spill supporting plate is detachably installed on described installation window.
Further, comprise a supporting frame, support frame as described above is high temperature resistance, insulating material is made, support frame as described above is arranged in described outlet pipe, and described cathode bar is fixedly installed in support frame as described above, and described cathode bar and described outlet pipe are separated.
Further, comprise a high-voltage output circuit, the current input terminal of described high-voltage output circuit is electrically connected with energy of electric automobile output unit, and the voltage output end of described high-voltage output circuit is electrically connected with cathode bar.
Further, described high-voltage output circuit comprises inverter circuit and rectification circuit, the input port of described inverter circuit is electrically connected with energy of electric automobile output unit, the output port of described inverter circuit is electrically connected with the input port of described rectification circuit, and the output port of described rectification circuit is electrically connected with described cathode bar.
Further, comprise a CPU master control set, described CPU master control set is connected with vehicle CAN bus signal, in order to gather engine speed, vehicle operation data, and engine speed, vehicle operation data are analyzed, adjustment high-voltage output circuit negative electrode intensity in real time.
The invention has the beneficial effects as follows: 1. motor-vehicle tail-gas dust elimination outlet pipe inside of the present invention is provided with and carries out charged cathode bar to Vehicular exhaust particle dust, the waste gas be discharged is purified, reach the object of waste gas tail gas dust elimination, and the asymmetrical setting in cathode bar rear portion can make outlet pipe upper part air-flow granule can obtain better charged, obtain better absorption dust effect, this tail gas dust elimination outlet pipe effectively will suppress the toxic emission of PM2.5 grit; 2. motor-vehicle tail-gas dust elimination outlet pipe of the present invention is earthed system, and the high temperature be discharged on a small quantity, high humidity negative electricity grit also will greatly be adsorbed, and effectively suppresses tail gas discharge dust granules wantonly in atmosphere floating; 3. motor-vehicle tail-gas dust elimination Design of Exhaust Manifold of the present invention very hommization, the window of a detachable cover-opening structure is provided with bottom this outlet pipe end, the instrument scavenger precipitations such as hairbrush easy to use, decontamination spray are bottom outlet pipe and the dust be adsorbed on cathode bar and clc layer, also be convenient to change the maintenance works such as cathode bar, for car owner brings convenience; 4. motor-vehicle tail-gas dust elimination outlet pipe framework of the present invention is simple, cheap, vehicle electric energy is used to connect a high-voltage output circuit, high-voltage output circuit comprises inverter circuit and rectification circuit, the input port of inverter circuit is electrically connected with energy of electric automobile output unit, the output port of inverter circuit is electrically connected with the input port of rectification circuit, the output port of rectification circuit is electrically connected with cathode bar, and this structure carries out greatly having saved the energy in exhaust emissions dust elimination process at vehicle, reduces car owner's consumption; 5. motor-vehicle tail-gas dust elimination outlet pipe vent systems of the present invention uses high efficiency intelligent control, CPU master control set is connected with vehicle CAN bus data signal, real-time detection engine speed, Vehicle Speed, perception travel condition of vehicle, negative electrode intensity is regulated in real time according to travel condition of vehicle, improve or reduce electrostatic field intensity values, reaching the object that high efficiency smart absorbs dirt.Know that the design concept of this motor-vehicle tail-gas dust elimination outlet pipe not only breaches the inherent technology pattern of existing vehicle conventional exhaust pipe therefrom, add initiatively dust elimination environmental protection concept, blast duct for vehicle is made to be no longer a merely combustion gas, regardless of the exhaust gas source body of pollution of atmosphere, us can also be made to increase by one to the performance index of vehicle and to pass judgment on qualification dimension, the most important thing is that this motor-vehicle tail-gas dust elimination outlet pipe dust elimination efficiency is high, cheap, framework is simple, effectively can reduce the pollution level of automotive emission to air, also the toxic emission of PM2.5 grit will effectively be suppressed, make our living environment livable-in more.
Accompanying drawing explanation
Fig. 1 is motor-vehicle tail-gas dust elimination outlet pipe grit absorption schematic diagram in the embodiment of the present invention.
In figure: 1, outlet pipe, 2, cathode bar, 6, supporting frame, 13, charged dust, 14, tail gas, 15, purified gas, 16, greatly.
Fig. 2 is motor-vehicle tail-gas dust elimination outlet pipe storage dirt apparatus structure schematic diagram in the embodiment of the present invention.
In figure: 3, store up dirt device, 4, spill supporting plate, 5, window is installed.
Fig. 3 is motor-vehicle tail-gas dust elimination outlet pipe working principle schematic diagram in the embodiment of the present invention.
In figure: 7, high-voltage output circuit, 8, inverter circuit, 9, rectification circuit, 10, energy of electric automobile output unit, 11, CPU master control set, 12, vehicle CAN bus.
Fig. 4 be in the embodiment of the present invention motor-vehicle tail-gas dust elimination outlet pipe pole strength with acceleration change schematic diagram.
The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Embodiment
Describe technological scheme of the present invention in detail below with reference to drawings and the specific embodiments, so as clearer, understand invention essence of the present invention intuitively.
As shown in Figure 1, this motor-vehicle tail-gas dust elimination outlet pipe is ground connection erecting device, a cathode bar 2 of planting in outlet pipe 1, cathode bar 2 is fixedly installed in high temperature resistance, insulation supporting frame 6 to ensure that cathode bar 2 does not contact with outlet pipe 1.Because motor-driven vehicle aerated particle dust is primarily of carbon particle composition imperfect combustion in oil gas, there is high temperature, high humidity, short grained feature, comparatively be suitable for ionization absorption, so in the high-voltage electrostatic field environment architecture of motor-vehicle tail-gas dust elimination outlet pipe of the present invention, the exhaust particulate dust be discharged is charged by cathode bar 2, under the effect of electric field force, charged dust 13 is attracted in zero potential exhaust pipe, makes the tail gas 14 of motor vehicle emission become purified gas 15, reaches the object of tail gas exhaust dust elimination; In this tail gas dust elimination outlet pipe, cathode bar 2 rear portion adopts asymmetrical design simultaneously, makes to be discharged the air-flow granule swimming in outlet pipe upper part and obtains better charged, obtain better absorption dust effect; And the tail gas dust elimination outlet pipe that this ground connection is arranged, the high temperature making to be discharged on a small quantity, high humidity negative electricity grit also will by the earth 16 absorption, effectively suppress tail gas to discharge dust granules wantonly in atmosphere floating; The high-voltage electrostatic field of motor-vehicle tail-gas dust elimination outlet pipe of the present invention can be adsorbed little of 0.01 μm of particle, effectively can suppress the discharge of PM2.5 grit waste gas.
As shown in Figure 2, be provided with a storage dirt device 3 bottom this tail gas dust elimination outlet pipe end, storage dirt device is a spill supporting plate 4, is provided with an installation window 5 mated with spill supporting plate 4 bottom outlet pipe end, and spill supporting plate 4 is detachably installed on installs window 5.Consider the dust of absorption in outlet pipe 1 under gravity, when motor vehicle run vibrations, by natural sediment at outlet pipe 1 bottom section, in the course of time dust dust heap is formed, and the oil gas adsorption precipitation in tail gas also can form clc layer on electric shock baton and in outlet pipe 1, electrostatic field absorption dust removal efficiency will be affected when clc layer reaches certain thickness, this tail gas dust elimination outlet pipe is provided with a storage dirt device 3 bottom outlet pipe end, make to be convenient to when vehicle maintenance clean dust, greasy dirt, and set detachable installation window 5 hairbrush class easy to use instrument, detergent carries out dedusting scrubbing and changes the maintenance operations such as cathode bar.
As shown in Figure 3, high-voltage output circuit 7 is provided with in this tail gas dust elimination outlet pipe vent systems, high-voltage output circuit 7 comprises direct current and delivers stream inverter circuit 8 and rectification circuit 9, the input port of inverter circuit is electrically connected with energy of electric automobile output unit, the output port of inverter circuit is electrically connected with the input port of rectification circuit, and the output port of rectification circuit is electrically connected with cathode bar; The one end also comprising CPU master control set 11, CPU master control set 11 in this tail gas dust elimination outlet pipe vent systems is connected with vehicle CAN bus 12 signal, and the other end is electrically connected with energy of electric automobile output unit 10.Discharge because of Vehicular exhaust smog waste gas is mainly manifested in the accelerating process of motor vehicle speed change, in climbing process, so adopt the pick-up performance efficiency comparison under constant electrostatic field condition low, so the design utilizes CPU master control set 11 to be connected with vehicle CAN bus 12 signal, real-time detection engine speed, Vehicle Speed, perception travel condition of vehicle, and the high-voltage output circuit 7 negative electrode intensity be connected with automobile electric is adjusted in real time according to travel condition of vehicle, improve or reduce electrostatic field value, when vehicle be at the uniform velocity state time, controlling field intensity is low value point, and toxic emission is more when automobile climbing or acceleration are advanced, then corresponding lifting electrostatic field value, thus reach the object of high-effective dust-removing.
As shown in Figure 4, electrostatic field intensity E along with vehicle rotating speed and in the travelling speed unit time increment size change and change, during vehicle uniform motion, field intensity value is minimum.
The foregoing is only the preferred embodiments of the present invention; not thereby its scope of the claims is limited; every utilize specification of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; directly or indirectly be used in automotive field, be all in like manner included in scope of patent protection of the present invention.

Claims (5)

1. a motor-vehicle tail-gas dust elimination outlet pipe, comprises and to abate the noise for automobile and the outlet pipe of emission, it is characterized in that, also comprise a cathode bar, and described cathode bar to be inserted in described outlet pipe body and to be separated with described outlet pipe body; Be provided with a storage dirt device bottom described outlet pipe end, described storage dirt device is a spill supporting plate, and be provided with an installation window mated with described spill supporting plate bottom described outlet pipe end, described spill supporting plate is detachably installed on described installation window.
2. motor-vehicle tail-gas dust elimination outlet pipe according to claim 1, it is characterized in that, comprise a supporting frame, support frame as described above is high temperature resistance, insulating material is made, support frame as described above is arranged in described outlet pipe, described cathode bar is fixedly installed in support frame as described above, and described cathode bar and described outlet pipe are separated.
3. motor-vehicle tail-gas dust elimination outlet pipe according to claim 1, it is characterized in that, comprise a high-voltage output circuit, the current input terminal of described high-voltage output circuit is electrically connected with energy of electric automobile output unit, and the voltage output end of described high-voltage output circuit is electrically connected with cathode bar.
4. motor-vehicle tail-gas dust elimination outlet pipe according to claim 3, it is characterized in that, described high-voltage output circuit comprises inverter circuit and rectification circuit, the input port of described inverter circuit is electrically connected with energy of electric automobile output unit, the output port of described inverter circuit is electrically connected with the input port of described rectification circuit, and the output port of described rectification circuit is electrically connected with described cathode bar.
5. the motor-vehicle tail-gas dust elimination outlet pipe according to claim 3 or 4, it is characterized in that, comprise a CPU master control set, described CPU master control set is connected with vehicle CAN bus signal, in order to gather engine speed, vehicle operation data, and engine speed, vehicle operation data are analyzed, adjustment high-voltage output circuit negative electrode intensity in real time.
CN201310109322.5A 2013-04-01 2013-04-01 Tail gas dust-removing exhaust pipe of locomotive Active CN103195543B (en)

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CN103195543B true CN103195543B (en) 2015-05-27

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115419483A (en) * 2022-09-26 2022-12-02 河海大学 Device for treating solid particles in automobile exhaust by using thermoelectric generation and electrostatic dust removal technologies and using method

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2191283Y (en) * 1994-01-28 1995-03-08 李平昌 Electronic duster for tail gas of automobile
CN1220620A (en) * 1997-02-27 1999-06-23 天河有限会社 Electrostatic precipitator and incinerator
CN2487874Y (en) * 2001-07-06 2002-04-24 王海涛 Purifier for automobile tail gas
CN201358830Y (en) * 2008-09-23 2009-12-09 郑凯鑫 Electrostatic carbon smoke particle removing exhaust pipe for diesel vehicle
CN102216576A (en) * 2008-11-19 2011-10-12 排放技术有限公司 Arrangement and method for cleaning an exhaust gas flow of an internal combustion engine by separating particles

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006136766A (en) * 2004-11-10 2006-06-01 Mitsubishi Heavy Ind Ltd Diesel engine exhaust gas purifying apparatus

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2191283Y (en) * 1994-01-28 1995-03-08 李平昌 Electronic duster for tail gas of automobile
CN1220620A (en) * 1997-02-27 1999-06-23 天河有限会社 Electrostatic precipitator and incinerator
CN2487874Y (en) * 2001-07-06 2002-04-24 王海涛 Purifier for automobile tail gas
CN201358830Y (en) * 2008-09-23 2009-12-09 郑凯鑫 Electrostatic carbon smoke particle removing exhaust pipe for diesel vehicle
CN102216576A (en) * 2008-11-19 2011-10-12 排放技术有限公司 Arrangement and method for cleaning an exhaust gas flow of an internal combustion engine by separating particles

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Patentee after: Du Lihong

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Address after: 241000 No.38, Yinhu North Road, economic and Technological Development Zone, Wuhu City, Anhui Province

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