CN108716428B - Automobile exhaust pipe with tail gas treatment function and convenient to clean - Google Patents
Automobile exhaust pipe with tail gas treatment function and convenient to clean Download PDFInfo
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- CN108716428B CN108716428B CN201810284922.8A CN201810284922A CN108716428B CN 108716428 B CN108716428 B CN 108716428B CN 201810284922 A CN201810284922 A CN 201810284922A CN 108716428 B CN108716428 B CN 108716428B
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- 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
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
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- 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
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/02—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate silencers in series
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- 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
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
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- 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
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/022—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters characterised by specially adapted filtering structure, e.g. honeycomb, mesh or fibrous
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- 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
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
- F01N3/0821—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents combined with particulate filters
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- 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
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
- F01N3/26—Construction of thermal reactors
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Exhaust Gas After Treatment (AREA)
Abstract
The invention relates to an automobile exhaust treatment device, and discloses an automobile exhaust pipe with an exhaust treatment function and convenient cleaning, which comprises a catalytic converter (1), a first silencer (2) and a second silencer (3) which are sequentially connected through a pipeline, wherein a particle processor (4) is connected to an air inlet pipe (414) of the catalytic converter (1), and the particle processor (4) comprises a cylindrical body (41); an inner chamber (451) and an outer chamber (452) are arranged in the cylindrical body (41), a cooling water pipe (453) is arranged in the outer chamber (452), and a heating ring (457) is arranged in the inner chamber (451). The tail gas entering the catalytic converter is less in mixed particulate matters, the integral pretreatment of the automobile tail gas is realized, the more efficient subsequent treatment of the tail gas in the catalytic converter is ensured, the purification degree of the finally discharged automobile tail gas is greatly improved, the harm of the automobile tail gas to a human body is reduced, and the atmospheric environment is effectively protected.
Description
Technical Field
The invention relates to an automobile exhaust treatment device, in particular to an automobile exhaust pipe.
Background
With the improvement of life quality, automobiles become necessary tools for people to ride instead of walk, and although the automobiles bring convenience to life of people, the exhaust gas discharged by the automobiles causes great pollution to the atmosphere. Automobile exhaust contains carbon monoxide, nitrogen oxide and other solid particles which have adverse effects on human bodies.
The solid suspended particles have complex components and strong adsorption capacity, can adsorb various metal dust, strong carcinogens benzopyrene, pathogenic microorganisms and the like, can enter the lung of a human body along with respiration, and are retained at different parts of a respiratory tract in collision, diffusion, deposition and other modes to cause respiratory system diseases. And when the suspended particles accumulate to a critical concentration, they trigger the formation of malignant tumors. In addition, the suspended particles can directly contact skin and eyes to block hair follicles and sweat glands of the skin, so that dermatitis and eye conjunctivitis are caused, and even cornea injury is caused, so that the solid suspended particles in the automobile exhaust have great harm to human health, and a good particle treatment method for the particles in the automobile, especially the diesel engine automobile industry, does not exist at present.
Disclosure of Invention
The invention provides an automobile exhaust pipe which has an exhaust gas treatment function and is convenient to clean, aiming at the problems of an automobile exhaust device in the prior art.
In order to solve the technical problem, the invention is solved by the following technical scheme:
an automobile exhaust pipe with an exhaust gas treatment function and convenient cleaning comprises a catalytic converter, a first silencer and a second silencer which are sequentially connected through a pipeline, wherein a gas inlet pipeline of the catalytic converter is connected with a particle processor, and the particle processor comprises a cylindrical body with a closed inner cavity;
the cylindrical body comprises an upper cylinder body with an opening at the lower end and a lower cylinder body with an opening at the upper end, the upper part of the lower cylinder body is inserted into the upper cylinder body and the upper cylinder body is in threaded connection with the upper cylinder body; the bottom of the lower barrel is fixedly provided with a fabric net and a fabric net fixing mechanism, the fabric net fixing mechanism comprises a fixed circular ring plate which is fixed on the inner wall of the lower barrel and has the same axis as that of the lower end cover, a cylindrical circular ring is arranged on the upper surface of the fixed circular ring plate, elastic limiting parts with triangular longitudinal sections are arranged on the inner side wall and the outer side wall of the cylindrical circular ring, the side wall of the lower end cover is also provided with a movable circular ring plate which can move up and down and is arranged in parallel with the fixed circular ring plate up and down, a circular ring through groove is arranged on the surface of the movable circular ring plate, the cylindrical circular ring can be inserted into the circular ring through groove and is limited by the elastic limiting parts, and the opening edge part of the fabric net is clamped between the fixed circular;
an annular partition plate is arranged at the upper end part inside the upper barrel, and the outer wall of the annular partition plate is fixed on the inner wall of the upper barrel; the middle part of the annular partition plate is fixed with a heat insulation pipe with an opening at the upper end, the outer side wall of the upper end part of the heat insulation pipe is fixed on the inner wall of the annular partition plate, the heat insulation pipe divides the closed inner cavity into an inner cavity formed by the inner part of the heat insulation pipe and an outer cavity formed by the inner wall of the lower barrel and the outer wall of the heat insulation pipe together, a plurality of steam through holes communicated with the outer cavity are uniformly distributed on the plate surface of the annular partition plate, a cooling water pipe is arranged in the outer cavity, and the cooling water pipe is spirally wound and fixed on the inner side wall of;
an air outlet is arranged on the upper end face of the upper barrel, an air inlet is arranged on the lower end part of the side wall of the lower barrel, an air inlet pipe communicated with the inner chamber is arranged at the air inlet, a plurality of support rods are fixed on the inner wall of the upper end part of the heat insulation pipe, and a flow dividing pipe communicated with the inner chamber and the air outlet is fixed on each support rod;
a filter screen is arranged at the lower opening of the heat insulation pipe, a heating ring is fixed on the inner wall of the heat insulation pipe, and the heating ring is arranged below the shunt pipe.
Preferably, a pipeline is arranged at the air outlet of the particle processor, a flange is fixed at the end part of the pipeline, and the particle processor is connected with the catalytic converter through the flange.
Preferably, the inner cavity is internally provided with a turbine wheel which is positioned below the heating ring and can rotate, a support frame is fixed on the inner wall of the inner cavity, and the turbine wheel is arranged on the support frame. The gas flowing out under the action of the turbine impeller forms a vortex, namely a vortex-shaped gas flow, and the gas is divided, so that particles included in the gas flowing through the dividing pipe and entering the catalytic converter are reduced.
Preferably, an accommodating cavity is formed between the support frame and the filter screen, and activated carbon particles with diameters larger than the diameters of meshes of the filter screen are filled in the accommodating cavity. The tail gas is adsorbed by the activated carbon particles arranged at the bottom of the inner cavity, so that the content of harmful substances in the flowing-out tail gas is effectively reduced.
Preferably, the side wall of the lower cylinder is provided with a longitudinally arranged strip-shaped sliding groove, and the outer side wall of the movable circular ring plate is provided with a sliding block which slides up and down along the strip-shaped sliding groove. The cooperation of spout and slider can play the guide effect to barrel down on the one hand, guarantees its stability of removal process, and on the other hand slider is in the outside face of barrel down that stretches out to can be convenient for control the position of activity ring board through the slider.
Preferably, the heating device further comprises a control unit electrically connected with the heating coil, a driving motor connected with the control unit is fixed on the support frame, and the turbine impeller is connected to a driving shaft of the driving motor. The automatic control of the heating ring and the turbine impeller is realized through the control unit, the energy consumption is reduced, and different requirements of different vehicle types are met.
Preferably, an annular concave shoulder is arranged on the inner surface of the upper end part of the lower barrel, a circular truncated cone-shaped barrel with the diameter gradually increasing from bottom to top is arranged at the annular concave shoulder, the bottom of the circular truncated cone-shaped barrel extends into the lower barrel, and a right-angle seat fixed in the annular concave shoulder is arranged on the outer side wall of the circular truncated cone-shaped barrel. The circular truncated cone-shaped barrel can be guaranteed to be stably and accurately installed by the aid of the annular concave shoulders and the right-angle seats, the circular truncated cone-shaped barrel can enable gas entering the outer cavity to be compressed to a certain extent, more gas is liquefied to form condensed water, particles are guaranteed to be absorbed by enough water, and the gas in the outer cavity is expanded and deposited to a greater extent, so that particles in the gas are further effectively removed.
Drawings
Fig. 1 is a schematic structural view of embodiment 1 of the present invention.
Fig. 2 is a schematic diagram of the structure of the particle processor of fig. 1.
Fig. 3 is a sectional view taken along the plane a-a of fig. 2.
FIG. 4 is a schematic view of the structure of a particle processor according to embodiment 2 of the present invention.
Fig. 5 is a schematic structural view of the stationary annular plate of fig. 4.
Fig. 6 is a schematic structural view of the movable circular plate in fig. 4.
FIG. 7 is a schematic view showing the structure of a particle processor in example 3 of the present invention.
Fig. 8 is a partially enlarged view of a portion B of fig. 7.
Fig. 9 is a sectional view taken along the plane a-a of fig. 7.
Fig. 10 is a schematic structural view of a catalytic converter in embodiment 4 of the invention.
The names of the parts indicated by the numerical references in the drawings are as follows: 1-catalytic converter, 2-first silencer, 3-second silencer, 4-particle processor, 11-shell, 12-catalyst carrier, 13-cooling circulation pipe, 14-heating wire, 15-temperature sensor, 41-cylindrical body, 42-fabric net, 43-fabric net fixing mechanism, 44-annular partition, 45-heat insulation pipe, 46-turbine impeller, 47-containing cavity, 48-circular truncated cone, 411-upper cylinder, 412-lower cylinder, 413-air outlet, 414-air inlet pipe, 415-upper end plate, 416-annular side wall, 417-lower end cover, 431-fixed ring plate, 432-cylindrical ring, 433-elastic limit piece, 435-movable ring plate, 436-circular ring through groove, 436-slide block, 441-steam through hole, 451-inner chamber, 452-outer chamber, 453-cooling water pipe, 454-support rod, 455-shunt pipe, 456-filter, 457-heating ring, filter, 461-support frame, 462-drive motor, 471-right angle seat.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Example 1
The utility model provides an automobile exhaust pipe with tail gas processing function and be convenient for clearance, as shown in fig. 1-3, includes catalytic converter 1, first muffler 2 and the second muffler 3 that connect gradually through the pipeline, catalytic converter 1's intake pipe 414 says and is connected with particle processor 4, and particle processor 4's gas outlet 413 department is provided with the pipeline, and pipeline end fixing has the ring flange, and particle processor 4 passes through the ring flange and is connected with catalytic converter 1.
The particle processor 4 comprises a cylindrical body 41 with a closed inner cavity; an annular partition plate 44 is arranged at the upper end part in the cylindrical body 41, and the outer wall of the annular partition plate 44 is fixed on the inner wall of the cylindrical body 41; a heat insulation pipe 45 with an opening at the upper end is fixed in the middle of the annular partition plate 44, the outer side wall of the upper end of the heat insulation pipe 45 is fixed on the inner wall of the annular partition plate 44, the heat insulation pipe 45 divides the closed inner cavity into an inner cavity 451 formed inside the heat insulation pipe 45 and an outer cavity 452 formed by the inner wall of the cylindrical body 41 and the outer wall of the heat insulation pipe 45, a plurality of steam through holes 441 communicated with the outer cavity 452 are uniformly distributed on the plate surface of the annular partition plate 44, in the embodiment, the number of the steam through holes 441 is two, each circle is 18, a cooling water pipe 453 is arranged in the outer cavity 452, the cooling water pipe 453 is spirally wound and fixed on the inner side wall of the cylindrical body 41, and the cooling water pipe 453 is communicated with a water;
an air outlet 413 is arranged on the upper end face of the cylindrical body 41, an air inlet is arranged on the lower end part of the side wall of the cylindrical body 41, an air inlet pipe 414 communicated with the inner chamber 451 is arranged at the air inlet, a plurality of support rods 454 are fixed on the inner wall of the upper end part of the heat insulation pipe 45, and a shunt 455 communicated with the inner chamber 451 and the air outlet 413 is fixed on the support rods 454.
In this embodiment, a filter screen 456 is disposed at the lower opening of the heat insulation pipe 45, a heating ring 457 is fixed to the inner wall of the heat insulation pipe 45, and the heating ring 457 is disposed below the shunt pipe 455. A rotatable turbine wheel 46 is provided below the heating coil 457 in the inner chamber 451, a support frame 461 is fixed to an inner wall of the inner chamber 451, and the turbine wheel 46 is attached to the support frame 461. And form holding chamber 47 between support frame 461 and filter screen 456, the activated carbon particle that the diameter is greater than filter screen 456 mesh diameter is filled in holding chamber 47, still include the control unit with heating coil 457 electric connection, be fixed with the driving motor 462 with the control unit connection on support frame 461, turbine wheel 46 is connected on the drive shaft of driving motor 462.
Exhaust gas generated by an automobile enters the inner chamber 451 from an air inlet of the cylindrical body 41, at the moment, cooling water is not introduced into the cooling water pipe 453 in the outer chamber 452, the gas enters the inner chamber 451 from bottom to top through the filter screen 456 at the bottom of the inner chamber 451, and the gas is filtered through the filter screen 456, so that most of particles with larger diameters are blocked in the outer chamber 452, and then the first-layer treatment of the automobile exhaust gas is realized.
Then, the gas entering the inner cavity 451 is firstly contacted with the activated carbon particles at the bottom of the inner cavity 451 to adsorb the tail gas, so that the second layer treatment of the automobile tail gas is realized, and the gas in the cylindrical body 41 flows from top to bottom, so that the gas flow speed is reduced, the gas flow speed entering the accommodating cavity 47 is slow, and the sufficiency of the activated carbon particles for adsorbing the gas is effectively enhanced.
Then, the gas rises to the turbine impeller 46 in the inner chamber 451 and is sent out under the action of the turbine impeller 46, before the gas is sent out, the gas passes through the heating ring 457 and is heated by the heating ring 457, and in the heating process, a part of particles are decomposed in a heating state, so that the third layer treatment of the tail gas is realized. And the moisture in the gas is vaporized to form water vapor in the heating process, the gas flowing out under the action of the turbine impeller 46 forms vortex, namely vortex-shaped gas flow, the gas flow respectively flows to the gap between the middle shunt pipe 455 at the top of the inner chamber 451 and the adjacent support rod 454, most of the gas flowing through the shunt pipe 455 belongs to the central gas of the vortex gas, the impurity particles in the gas are less, and the gas flows out of the particle processor 4 to the catalytic converter 1 for retreatment; and the other part of the edge gas in the vortex gas passes through the steam through hole 441 on the annular partition plate 44 from bottom to top and enters the outer chamber 452 again, at the moment, the cooling water pipe 453 in the outer chamber 452 is in a water passing state, the gas is cooled under the action of cooling water, part of the gas forms condensed water, and the condensed water is absorbed by particles in the outer chamber 452, so that the particles absorb water and swell, and then are deposited in the outer chamber 452, and compared with fine particles, the particles after water absorption and swelling are more convenient to remove.
Through the three-layer processing of granule in the particle processor 4 in this embodiment can realize granule in the tail gas to make the particulate matter that is mingled with in the tail gas that gets into catalytic converter 1 very few, realized the whole preliminary treatment to automobile exhaust, guarantee that follow-up catalytic converter 1 interior tail gas treatment's is more efficient go on, make the purification degree of the automobile exhaust who finally discharges out improve greatly, reduce automobile exhaust and to human body harm, make atmospheric environment obtain effective protection.
Example 2
As shown in fig. 4 to 6, the difference between the embodiments is that the cylindrical body 41 of the present embodiment includes an upper end plate 415, an annular side wall 416, and a lower end cap 417, wherein the upper end plate 415 is integrally formed with the annular side wall 416, and the lower end cap 417 is movably connected to the lower end of the annular side wall 416.
Wherein, a fixed circular ring plate 431 with the same axis as that of the lower end cap 417 is fixed on the inner wall of the lower end cap 417, a cylindrical circular ring 432 is arranged on the upper surface of the fixed circular ring plate 431, elastic limiting parts 433 with triangular longitudinal sections are arranged on the inner side wall and the outer side wall of the cylindrical circular ring 432, a movable circular ring plate 434 which can move up and down and is arranged in parallel with the fixed circular ring plate 431 is also arranged on the side wall of the lower end cap 417, a circular ring through groove 435 is arranged on the plate surface of the movable circular ring plate 434, the cylindrical circular ring 432 can be inserted into the circular ring through groove 435 and is limited by the elastic limiting parts 433, a fabric net 42 is fixed at the bottom of the cylindrical circular ring 432, and the opening edge part of the fabric net 42 is clamped between the fixed circular ring plate 431 and the movable circular. The side wall of the end cover is provided with a longitudinally arranged strip-shaped sliding groove, and the outer side wall of the movable circular ring plate 434 is provided with a sliding block 436 which slides up and down along the strip-shaped sliding groove.
In order to facilitate cleaning of particles in the particle processor 4, the cylindrical body 41 is designed to be of a split type, and the lower portion of the cylindrical body is formed by the lower end cover 417, in this embodiment, the lower end cover 417 is screwed to the side wall of the cylindrical body, or connected to the lower end cover 417 in other forms, when the automobile is used for a period of time, a part of particles may be deposited in the outer cavity 452, and at this time, the part of particles needs to be cleaned, and the outer cavity 452 can be cleaned only by removing the lower end cover.
In the embodiment, the fabric mesh 42 is arranged in the lower end cover, deposited particles can be attached to the fabric mesh 42, most of cleaning work of the outer cavity 452 can be completed only by taking down the fabric mesh 42, and the cleaning device is simple and convenient. The fixing mode of the fabric net 42 in this embodiment is also simple, so that the fabric net 42 is very convenient to install and detach, during installation, only the outer edge of the fabric net 42 needs to be hung on the cylindrical ring 432 of the fixed ring plate 431, then the movable ring plate 434 is moved, so that the cylindrical ring 432 is clamped into the ring through groove 435 on the movable ring plate 434, and under the action of the elastic limiting part 433, the movable ring plate 434 and the fixed ring plate 431 can be clamped tightly, so that the fabric net 42 is stably clamped between the movable ring plate 434 and the fixed ring plate 431, when the fabric net 42 needs to be detached, only the movable ring plate 434 needs to be pushed upwards, the elastic limiting part 433 deforms under the action of external force, so that the movable ring plate 434 and the fixed ring plate 431 are separated from each other, and the fabric net 42 can be detached at this time.
Example 3
As shown in fig. 7 to 9, the difference between the embodiments is that the cylindrical body 41 of the present embodiment includes an upper cylinder 411 with an open lower end and a lower cylinder 412 with an open upper end, the upper part of the lower cylinder 412 is inserted into the upper cylinder 411 and the two are connected by screw threads; a fabric net 42 and a fabric net fixing mechanism 43 are fixed at the bottom of the lower cylinder 412, the fabric net fixing mechanism 43 comprises a fixed circular ring plate 431 fixed on the inner wall of the lower cylinder 412 and having the same axis as that of the lower end cover, a cylindrical circular ring 432 is arranged on the upper surface of the fixed circular ring plate 431, elastic limiting parts 433 with triangular longitudinal sections are arranged on the inner and outer side walls of the cylindrical circular ring 432, a movable circular ring plate 434 capable of moving up and down and arranged in parallel with the fixed circular ring plate 431 is further arranged on the side wall of the lower end cover, a circular through groove 435 is arranged on the plate surface of the movable circular ring plate 434, the cylindrical circular ring 432 can be inserted into the circular through groove 435 and limited by the elastic limiting parts 433, and the opening edge part of the fabric net 42 is clamped between the fixed circular ring plate 431 and the movable circular ring plate 434;
an annular partition plate 44 is arranged at the upper end part inside the upper cylinder 411, and the outer wall of the annular partition plate 44 is fixed on the inner wall of the upper cylinder 411; a heat insulation pipe 45 with an opening at the upper end is fixed in the middle of the annular partition plate 44, the outer side wall of the upper end part of the heat insulation pipe 45 is fixed on the inner wall of the annular partition plate 44, the heat insulation pipe 45 divides the closed inner cavity into an inner cavity 451 formed inside the heat insulation pipe 45 and an outer cavity 452 formed by the inner wall of the lower cylinder 412 and the outer wall of the heat insulation pipe 45, a plurality of steam through holes 441 communicated with the outer cavity 452 are uniformly distributed on the plate surface of the annular partition plate 44, a cooling water pipe 453 is arranged in the outer cavity 452, and the cooling water pipe 453 is spirally wound and fixed on the inner side wall of the lower cylinder 412;
an air outlet 413 is arranged on the upper end face of the upper barrel 411, an air inlet is arranged on the lower end part of the side wall of the lower barrel 412, an air inlet pipe 414 communicated with the inner chamber 451 is arranged at the air inlet, a plurality of support rods 454 are fixed on the inner wall of the upper end part of the heat insulation pipe 45, and a shunt 455 communicated with the inner chamber 451 and the air outlet 413 is fixed on the support rods 454.
In the present embodiment, in order to facilitate cleaning of particles in the particle processor 4, the cylindrical body 41 is designed to be a split type, so that the split type is composed of the upper cylinder 411 and the lower cylinder 412, when the automobile is used for a period of time, a part of particles will be deposited in the outer chamber 452, and at this time, the part of particles needs to be cleaned, and the outer chamber 452 can be cleaned only by taking down the lower cylinder 412.
In the embodiment, the fabric net 42 is arranged in the lower cylinder body 412, the deposited particles can be attached to the fabric net 42, and most of cleaning work of the outer cavity 452 can be completed only by removing the fabric net 42, so that the cleaning device is simple and convenient. And the fixing mode of the fabric net 42 in this embodiment is the same as that in embodiment 2, it is relatively simple, and it is very convenient to install and disassemble, when installing, only the outer edge of the fabric net 42 needs to be hung on the cylindrical ring 432 of the fixed ring plate 431, then the movable ring plate 434 is moved, so that the cylindrical ring 432 is clamped into the ring through groove 435 on the movable ring plate 434, and under the action of the elastic limiting piece 433, the movable ring plate 434 and the fixed ring plate 431 can be clamped tightly, so as to ensure that the fabric net 42 is stably clamped between the two, when the fabric net 42 needs to be disassembled, only the movable ring plate 434 needs to be pushed upwards, the elastic limiting piece 433 deforms under the action of external force, so that the movable ring plate 434 and the fixed ring plate 431 are separated from each other, and at this time, the fabric net 42 can be removed.
In addition, in this embodiment, a longitudinally arranged elongated sliding slot is disposed on the sidewall of the lower cylinder 412, and a sliding block 436 that slides up and down along the elongated sliding slot is disposed on the outer sidewall of the movable circular ring plate 434. An annular concave shoulder is arranged on the inner surface of the upper end part of the lower barrel 412, a circular truncated cone-shaped barrel 48 with the diameter gradually increasing from bottom to top is arranged at the annular concave shoulder, the bottom of the circular truncated cone-shaped barrel 48 extends into the lower barrel 412, and a right-angle seat 471 fixed in the annular concave shoulder is arranged on the outer side wall of the circular truncated cone-shaped barrel 48. The design of round platform form barrel 48 can make the gas that gets into in top-down entering outer cavity 452 can be compressed to a certain extent, and condenser water pipe 453 in the cooperation outer cavity 452 for more gas liquefaction forms the comdenstion water, guarantees that the granule can have sufficient moisture to absorb, and the gaseous inflation in the realization outer cavity 452 of bigger degree is big, the deposit, further effectively gets rid of the particulate matter in the gas.
Example 4
As shown in fig. 10, the difference between the catalytic converter 1 and the embodiment 1, 2 or 3 is that the catalytic converter 1 in this embodiment includes a housing 11 and a catalyst carrier 12 disposed in the housing 11, a circulation cooling pipe 13 is disposed in the housing 11, the circulation cooling pipe 13 is spirally wound and fixed on the inner wall of the housing 11, and both ends of the circulation cooling pipe 13 extend out of the housing 11; still include the control unit and be connected with the control unit and be used for the water pump that supplies water to recirculated cooling pipe 13, still be equipped with heater 14 in the casing 11 and be used for detecting the temperature sensor 15 of the inside temperature of casing 11, heater 14 and temperature sensor 15 all are connected with the control unit.
The requirement for temperature control in the catalytic converter 1 is strict, and the temperature in the catalytic converter 1 is ensured to be kept within a required range by controlling the temperature in the catalytic converter in real time through the cooperation of the circulating cooling pipe 13, the heating wire 14 and the temperature sensor 15 in the embodiment, so that the catalytic efficiency of the catalyst is greatly improved. During operation, temperature sensor 15 detects the temperature in catalytic converter 1 in real time and sends the temperature signal who detects for the control unit, the control unit carries out the comparison with its interior predetermined temperature value according to the temperature signal who receives, if received temperature is less than when predetermined required temperature, then control heater 14 generates heat and improves the temperature, if when received temperature is higher than predetermined required temperature, then control the water pump and carry out the water-cooling to circulative cooling pipe 13 water supply, reduce the internal temperature of catalytic converter 1, through this kind of mode, can effective control catalytic converter 1 internal temperature, guarantee the high-efficient work of catalyst, and reduce the damage to catalytic converter 1 itself.
In summary, the above-mentioned embodiments are only preferred embodiments of the present invention, and all equivalent changes and modifications made in the claims of the present invention should be covered by the claims of the present invention.
Claims (7)
1. The utility model provides an automobile exhaust pipe with tail gas processing function and be convenient for clearance, includes catalytic converter (1), first muffler (2) and second muffler (3) that connect gradually through the pipeline, its characterized in that: a particle processor (4) is connected to an air inlet pipe (414) of the catalytic converter (1), and the particle processor (4) comprises a cylindrical body (41) with a closed inner cavity;
the cylindrical body (41) comprises an upper cylinder (411) with an opening at the lower end and a lower cylinder (412) with an opening at the upper end, the upper part of the lower cylinder (412) is inserted into the upper cylinder (411) and the upper part of the lower cylinder is in threaded connection with the upper cylinder (411); a fabric net (42) and a fabric net fixing mechanism (43) are fixed at the bottom of the lower barrel (412), the fabric net fixing mechanism (43) comprises a fixed circular ring plate (431) which is fixed on the inner wall of the lower barrel (412) and has the same axis as that of the lower end cover, a cylindrical circular ring (432) is arranged on the upper surface of the fixed circular ring plate (431), elastic limiting parts (433) with triangular longitudinal sections are arranged on the inner side wall and the outer side wall of the cylindrical circular ring (432), a movable circular ring plate (434) which can move up and down and is parallel to the fixed circular ring plate (431) is further arranged on the side wall of the lower barrel (412), a circular ring through groove (435) is arranged on the plate surface of the movable circular ring plate (434), the cylindrical circular ring (432) can be inserted into the circular ring through groove (435) and is limited by the elastic limiting parts (433), and the opening edge part of the fabric net (42) is clamped between the fixed circular ring plate (431) and the movable circular ring plate (434);
an annular partition plate (44) is arranged at the upper end part inside the upper cylinder (411), and the outer wall of the annular partition plate (44) is fixed on the inner wall of the upper cylinder (411); a heat insulation pipe (45) with an opening at the upper end is fixed in the middle of the annular partition plate (44), the outer side wall of the upper end part of the heat insulation pipe (45) is fixed on the inner wall of the annular partition plate (44), the heat insulation pipe (45) divides the closed inner cavity into an inner cavity (451) formed inside the heat insulation pipe (45) and an outer cavity (452) formed by the inner wall of the lower cylinder (412) and the outer wall of the heat insulation pipe (45), a plurality of steam through holes (441) communicated with the outer cavity (452) are uniformly distributed on the plate surface of the annular partition plate (44), a cooling water pipe (453) is arranged in the outer cavity (452), and the cooling water pipe (453) is spirally wound and fixed on the inner side wall of the lower cylinder (412);
an air outlet (413) is formed in the upper end face of the upper barrel (411), an air inlet is formed in the lower end portion of the side wall of the lower barrel (412), an air inlet pipe (414) communicated with the inner chamber (451) is arranged at the air inlet, a plurality of supporting rods (454) are fixed on the inner wall of the upper end portion of the heat insulation pipe (45), and a shunt pipe (455) communicated with the inner chamber (451) and the air outlet (413) is fixed on each supporting rod (454);
a filter screen (456) is arranged at the lower end opening of the heat insulation pipe (45), a heating ring (457) is fixed on the inner wall of the heat insulation pipe (45), and the heating ring (457) is arranged below the shunt pipe (455).
2. The exhaust pipe with exhaust gas treatment function for the automobile, which is convenient to clean, according to claim 1, wherein: a pipeline is arranged at the position of an air outlet (413) of the particle processor (4), a flange plate is fixed at the end part of the pipeline, and the particle processor (4) is connected with the catalytic converter (1) through the flange plate.
3. The exhaust pipe with exhaust gas treatment function for the automobile, which is convenient to clean, according to claim 1, wherein: a turbine wheel (46) capable of rotating is arranged in the inner chamber (451) and below the heating ring (457), a support frame (461) is fixed on the inner wall of the inner chamber (451), and the turbine wheel (46) is installed on the support frame (461).
4. The exhaust pipe with exhaust gas treatment function for the automobile, which is convenient to clean, according to claim 1, wherein: an accommodating cavity (47) is formed between the supporting frame (461) and the filter screen (456), and activated carbon particles with the diameter larger than that of the meshes of the filter screen (456) are filled in the accommodating cavity (47).
5. The exhaust pipe with exhaust gas treatment function for the automobile, which is convenient to clean, according to claim 1, wherein: the side wall of the lower cylinder (412) is provided with a longitudinally arranged strip-shaped sliding groove, and the outer side wall of the movable circular ring plate (434) is provided with a sliding block (436) which slides up and down along the strip-shaped sliding groove.
6. The exhaust pipe with exhaust gas treatment function for the automobile, which is convenient to clean, according to claim 3, wherein: the device also comprises a control unit electrically connected with the heating ring (457), a driving motor (462) connected with the control unit is fixed on the supporting frame (461), and the turbine impeller (46) is connected to a driving shaft of the driving motor (462).
7. The exhaust pipe with exhaust gas treatment function for the automobile, which is convenient to clean, according to claim 1, wherein: an annular concave shoulder is arranged on the inner surface of the upper end of the lower barrel (412), a circular truncated cone-shaped barrel (48) with the diameter gradually increasing from bottom to top is arranged at the annular concave shoulder, the bottom of the circular truncated cone-shaped barrel (48) extends into the lower barrel (412), and a right-angle seat (471) fixed in the annular concave shoulder is arranged on the outer side wall of the circular truncated cone-shaped barrel (48).
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| CN201810284922.8A CN108716428B (en) | 2018-04-02 | 2018-04-02 | Automobile exhaust pipe with tail gas treatment function and convenient to clean |
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| CN201810284922.8A CN108716428B (en) | 2018-04-02 | 2018-04-02 | Automobile exhaust pipe with tail gas treatment function and convenient to clean |
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| CN108716428B true CN108716428B (en) | 2020-09-18 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109555579A (en) * | 2018-11-27 | 2019-04-02 | 王佩洁 | A kind of energy-saving and emission-reduction automobile exhaust pipe being convenient for cleaning inside |
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| US6884398B1 (en) * | 1999-01-22 | 2005-04-26 | Benteler Automotive Corporation | Vacuum-insulated exhaust treatment devices with radially-extending support structures |
| CN2698986Y (en) * | 2004-05-21 | 2005-05-11 | 李钢 | Motor vehicle exhaust purifier |
| CN203335179U (en) * | 2013-06-18 | 2013-12-11 | 陈建平 | Motor vehicle exhaust purifier |
| CN105715328A (en) * | 2016-01-22 | 2016-06-29 | 泉州市鸿华化纤制品有限公司 | Engine exhaust gas filtering device |
| CN207111214U (en) * | 2017-03-16 | 2018-03-16 | 嵊州市艾诺威汽车配件有限公司 | A kind of automobile exhaust pipe that may filter that tail gas |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7713493B2 (en) * | 2003-02-28 | 2010-05-11 | Fleetguard, Inc. | Compact combination exhaust muffler and aftertreatment element and water trap assembly |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1155400A (en) * | 1981-02-09 | 1983-10-18 | George H. Williams | Muffler |
| CN2073034U (en) * | 1990-06-07 | 1991-03-13 | 吴后林 | Purifying dissipative muffler of motor |
| US6884398B1 (en) * | 1999-01-22 | 2005-04-26 | Benteler Automotive Corporation | Vacuum-insulated exhaust treatment devices with radially-extending support structures |
| CN2698986Y (en) * | 2004-05-21 | 2005-05-11 | 李钢 | Motor vehicle exhaust purifier |
| CN203335179U (en) * | 2013-06-18 | 2013-12-11 | 陈建平 | Motor vehicle exhaust purifier |
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| CN108716428A (en) | 2018-10-30 |
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Effective date of registration: 20200827 Address after: No.1116 Binhai 1st Road, Wenzhou Economic and Technological Development Zone, Wenzhou City, Zhejiang Province Applicant after: Wenzhou day Electromechanical Technology Co.,Ltd. Address before: 230000 High-tech Research and Development Base of Nanyan Lake, Xi You Road East and Ciguang Road South, Shushan District Economic and Technological Development Zone, Hefei City, Anhui Province Applicant before: Wang Hanxi |
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