CN203906049U - Automobile exhaust physical purification and circulation system - Google Patents

Automobile exhaust physical purification and circulation system Download PDF

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Publication number
CN203906049U
CN203906049U CN201420278959.7U CN201420278959U CN203906049U CN 203906049 U CN203906049 U CN 203906049U CN 201420278959 U CN201420278959 U CN 201420278959U CN 203906049 U CN203906049 U CN 203906049U
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China
Prior art keywords
liquid
barrel body
vehicle exhaust
filtration barrel
gas
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Expired - Fee Related
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CN201420278959.7U
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Chinese (zh)
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黄建斌
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黄建斌
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Abstract

The utility model relates to an automobile exhaust physical purification and circulation system. The automobile exhaust physical purification and circulation system is characterized by comprising a liquid state mixed medium circulation loop; the liquid state mixed medium circulation loop is sequentially connected with a gas and liquid mixing device, a particle filtering device and a liquid storage device through delivering pipes; automobile exhaust enters the gas and liquid mixing device from a gas inlet of the gas and liquid mixing device and is mixed with liquid state circulation media, particles are filtered through the particle filtering device, and purified gas is evacuated from a gas evacuation valve of a liquid storage cavity. By means of the automobile exhaust physical purification and circulation system, the solid particles in the automobile exhaust can be separated in advance, and atmosphere pollution caused by the carried solid particles in the evacuation process is reduced.

Description

A kind of vehicle exhaust physical cleaning circulatory system
Technical field
The utility model relates to vehicle exhaust process field, relates in particular to a kind of vehicle exhaust physical cleaning circulatory system.
Background technique
Vehicle exhaust generally has two large classes for the pollution of atmosphere: a kind of is that in vehicle exhaust, pollutant has Solid Suspension particulate, and another is the harmful gases such as carbon monoxide, carbon dioxide, hydrocarbon, oxynitrides, lead and oxygen sulfur compound in tail gas.Wherein a large amount of Solid Suspension Particulate Emissions, has caused airborne immobilized particles more, the pollution of atmosphere that has produced a kind of haze by name; Various gas purgings, also have injury to a certain extent to human body simultaneously.
Wherein the composition of solid suspended particle is very complicated, and there is stronger adsorptive power, can adsorb various metallic dusts, strong carcinogen BaP and pathogenic microorganism etc., solid suspended particle enters human lung with breathing, the different parts that is trapped in respiratory tract in modes such as collision, diffusion, depositions, causes respiratory disease; Therefore, along with the raising of national life level, automobile quantity growing, vehicle exhaust is increasing to the harm of urban environment, makes some areas often occur haze weather, and in current 21 century, auto-pollution has become global problem.Hence one can see that has become an extremely urgent difficult problem of society to the processing of solid particle in vehicle exhaust.
Model utility content
The utility model object is to provide a kind of vehicle exhaust physical cleaning circulatory system, and it can be in advance separated by the carrying out of the solid particle in vehicle exhaust, reduce tail gas in the process of discharge solid particle carry the pollution that atmosphere is caused.
For achieving the above object, the utility model provides following technological scheme: a kind of vehicle exhaust physical cleaning circulatory system, it is characterized in that: comprise liquid mixed medium circulation loop, described liquid mixed medium circulation loop connects Liqiud-gas mixing device, particulate filter arrangement and device for storing liquid in turn by transport tube; Described Liqiud-gas mixing device comprises mixing chamber, is provided for producing that negative pressure realizes air inlet, rotation is carried out gas-liquid mixed and liquid mixed medium is realized circulating and by motor-driven screw rod in the water inlet that on described mixing chamber, setting and device for storing liquid and vehicle exhaust outlet are connected respectively and suction port, described mixing chamber; Described particulate filter arrangement comprises filtration barrel body, the filter core of multilayer coaxial rotation is set in filtration barrel body, the described rotatingshaft position corresponding with multi-layered filtering element arranges fixing outlet pipe, described outlet pipe is through whole filtration barrel body, and the surface of described outlet pipe in filtration barrel body arranges several for deriving the pod apertures of liquid mixed medium; Described device for storing liquid comprises for storing the liquid storage cavity of liquid circulatory mediator, and liquid storage cavity top arranges outlet valve; Vehicle exhaust enters and mixes with liquid circulatory mediator from the suction port of Liqiud-gas mixing device, through particulate filter arrangement, particle is carried out to separation and filters, and the gas through purifying is got rid of from the outlet valve of liquid storage cavity.
According to above structure setting, vehicle exhaust enters through the suction port of mixing chamber, screw rod revolve formation negative pressure, be convenient to tail gas and enter mixing chamber, water inlet is from liquid storage cylinder body-internal-circulation to mixing chamber simultaneously, through the rotation of screw rod, on the one hand tail gas is mixed fully with liquid mixed medium, drive on the other hand liquid mixed medium and liquid circulatory mediator to realize circulating between a plurality of devices in whole cleaning system, when liquid mixed medium arrives particulate filter arrangement, due to filtration barrel body and interior multi-layered filtering element thereof by chamber in ecto-entad be separated into a plurality of cavitys that independently divide, and by filter core, realize filter flowing between each minute cavity, therefore first liquid mixed medium is placed in the cavity between filtration barrel body inwall and outermost surface filter core outer wall, owing to being positioned at the cavity at innermost layer filter core inwall place, the outlet pipe that there is pod apertures on surface is set, now under the effect of negative pressure, liquid mixed medium is realized the filtration to tiny solid particle through the filtration of multi-layered filtering element, finally being circulated to outlet pipe imports in liquid storage cavity, in liquid mixed medium, through the gas of multiple filtration, directly in outlet valve, discharge, corresponding liquid circulatory mediator is placed in liquid storage cavity, in realization, recycle, in the technical program, solid particle in tail gas is through mixing and multiple filtration, can realize the purification of solid particle, waste gas itself contains a certain amount of moisture simultaneously, in the process of mixing, can merge with liquid mixed medium, corresponding liquid circulatory mediator there will not be a large amount of consumption and the lasting liquid feeding of needs.
The utility model is also further set to: equipment for separating liquid from solid is also set between described Liqiud-gas mixing device and particulate filter arrangement; Described equipment for separating liquid from solid comprises separated cavity and puts separating and filtering chamber in the inner, in described separating and filtering chamber, arrange by motor-driven mixing auger bar, the transport tube of described Liqiud-gas mixing device is communicated with and separating and filtering chamber, and is communicated in particulate filter arrangement by the transport tube that is communicated in separated cavity.
By above structure, arrange, before liquid mixed medium enters particulate filter arrangement, be introduced in the separating and filtering chamber of equipment for separating liquid from solid, through the rotation of mixing auger bar, realize abundant mixing and the filtration of liquid mixed medium, corresponding particle is stayed in separating and filtering chamber, and filtered liquid mixed medium enters separated cavity and imports particulate filter arrangement by transport tube.
The utility model is also further set to: described mixing chamber and screw rod horizontal type arrange, a plurality of upper ends that are placed in uniformly mixing chamber, described water inlet.
By above structure, arrange, screw rod is realized the negative pressure that rotates to form continuing and is realized air-breathing fast under can the driving of motor, mixing chamber and screw rod horizontal type arrange, waste gas and liquid circulatory mediator can be realized to be mixed and is circulated to equipment for separating liquid from solid fully, as adopt vertical setting, waste gas in liquid mixed medium through mixing, is easy to be back to the upper end portion of mixing chamber, can not realize sufficient mixing and circulation.
The utility model is also further set to: described separated cavity and the bottom in separating and filtering chamber arrange respectively outward extending collection chamber and particle collecting net, and described collection chamber and particle collecting net form corresponding solid particle collecting tun and the end of staving arranges detachable end.
By above structure, arrange, through the particle of equipment for separating liquid from solid separation, be stored in solid particle collecting tun, when the particle in particle collecting tun reaches a certain amount of, can open end cap particle is discharged.
The utility model is also further set to: between described multi-layered filtering element, be fixedly connected with and arrange and synchronously driven by motor, rolling bearing is set respectively between described multi-layered filtering element and outlet pipe and filtration barrel body.
By above structure, arrange, motor drives the synchronous rotation of the realization of multi-layered filtering element and filters, two rolling bearing structures between multi-layered filtering element and outlet pipe and filtration barrel body, i.e. double row bearing structure, multi-layered filtering element can carry out continuing for a long time to rotate in filtration barrel body.
The utility model is also further set to: described liquid storage cavity top and bottom arrange respectively liquid filling hole and with the pollutant exhaust hole of filter screen, in liquid storage cavity, liquid level sensor be set.
By above structure, arrange, when the long-time use of liquid circulatory mediator warp of liquid storage cavity consumes, can realize liquid feeding at any time by liquid filling hole, in the time of need to cleaning liquid storage cavity, the solid sediment in cavity can be discharged by pollutant exhaust hole.
The utility model is also further set to: described filtration barrel body accumbency arranges, and the left and right both ends of the surface of multi-layered filtering element and filtration barrel body arrange detachable end cap.
By above structure, arrange, the accumbency setting of filtration barrel body, can make the well-mixed multiple filtration that simultaneously carries out of waste gas and liquid-circulating medium, makes to filter more abundant; Because multi-layered filtering element will be divided into a plurality of minutes cavitys in filtration barrel body, and the minimizing successively in a plurality of minutes cavitys outside to inside of the solid particle in mixed medium, outermost surface divides the solid particle in cavity maximum; When needs clean each cavity, the end cap of multi-layered filtering element and filtration barrel body is disassembled, can directly clean.
The utility model is also further set to: described filtration barrel body and for cylindrical, described filter core is cylindrical roller formula filter screen, and screen surface is uniformly distributed measure-alike filtering hole, the size of its filtering hole of multi-layered filtering element of described ecto-entad reduces successively.
By above structure, arrange, columniform filtration barrel body and multi-layered filtering element, filter core can rotate flexibly in filtration barrel body, and multi-layered filtering element ecto-entad is realized the filtration of multi-stage accuracy successively, the waste gas that makes finally to flow in the liquid mixed medium of outlet pipe is realized high-precision purification, and there will be no solid particle.
The utility model is also further set to: described outlet pipe is derived by the wherein end cap central position on filtration barrel body.
By above structure, arrange, the two ends of filtration barrel body and multi-layered filtering element all arrange detachable end cap, and outlet pipe is derived by its central position, make filtration barrel body structure more rationally simple.
The utility model is also further set to: on the transport tube between each device of described decontamination cycle system, safety check is set.
By above structure, arrange, liquid mixed medium and liquid circulatory mediator, in the process of circulation loop, there will not be reverse flow.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model cleaning system;
Fig. 2 is the structural representation of the utility model Liqiud-gas mixing device;
Fig. 3 is the structural representation of the utility model equipment for separating liquid from solid;
Fig. 4 is the structural representation of the utility model particulate filter arrangement;
Fig. 5 is the structural representation of the utility model device for storing liquid.
Number in the figure implication: 1-Liqiud-gas mixing device; 11-suction port; 12-water inlet; 13-screw rod; 14-motor; 15-mixing chamber; 2-equipment for separating liquid from solid; The separated cavity of 21-; 22-separating and filtering chamber; 23-mixing auger bar; 24-solid particle collecting tun; 241-particle collecting net; 242-collection chamber; 25-end cap; 26-motor; 3-particulate filter arrangement; 31-filtration barrel body; 311-end cap; 32-filter core; 321-end cap; 322-filtering hole; 33-outlet pipe; 331-pod apertures; 34-motor; 35-divides cavity; 4-device for storing liquid; 41-liquid storage cavity; 42-outlet valve; 43-liquid filling hole; 44-pollutant exhaust hole; 45-liquid level sensor; 5-transport tube; 51-safety check; 6-venting gas appliance; 61-outlet valve.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples are used for illustrating the utility model, but are not used for limiting scope of the present utility model.
As shown in Figure 1, a kind of vehicle exhaust physical cleaning circulatory system, comprise liquid mixed medium circulation loop, liquid mixed medium circulation loop connects Liqiud-gas mixing device 1, equipment for separating liquid from solid 2, particulate filter arrangement 3 and device for storing liquid 4 in turn by transport tube 5, and on the transport tube 5 between particulate filter arrangement 3 and device for storing liquid 4, safety check 51 is set, safety check 51 front ends arrange separately venting gas appliance 6, corresponding outlet valve 61 is set on venting gas appliance 6, and the height of outlet valve 61 is higher than device for storing liquid 4; Liquid mixed medium, in the process of circulation loop, there will not be reverse flow; In the utility model, mentioned liquid mixed medium is the mixture of liquid circulatory mediator and vehicle exhaust, and liquid circulatory mediator is stored in device for storing liquid 4 and generally can selects other liquids such as water.
As shown in Figure 2, Liqiud-gas mixing device 1 comprises mixing chamber 15, is provided for producing negative pressure and realizes air inlet, rotate and carry out gas-liquid mixed and make liquid mixed medium realize screw rod 13 circulation and that driven by motor 14 in the water inlet 12 that on mixing chamber 15, setting is connected with device for storing liquid 4 and vehicle exhaust outlet respectively and suction port 11, mixing chamber 15.
As shown in Figure 3, equipment for separating liquid from solid 2 comprises separated cavity 21 and puts separating and filtering chamber 22 in the inner, the mixing auger bar 23 that the interior setting in separating and filtering chamber 22 is driven by motor 26, the transport tube of Liqiud-gas mixing device 2 is communicated in separating and filtering chamber 22, and is communicated in particulate filter arrangement by the transport tube that is communicated in separated cavity 21; The bottom in separated cavity 21 and separating and filtering chamber 22 arranges respectively outward extending collection chamber 242 and particle collecting net 241, and the solid particle collecting tun 24 that collection chamber 242 and 241 formation of particle collecting net are corresponding and the end of staving arrange detachable end 25.
As shown in Figure 4, particulate filter arrangement 3 comprises filtration barrel body 31, the interior multi-layered filtering element 32 that coaxial rotation is set of filtration barrel body 31, the rotatingshaft position corresponding with multi-layered filtering element 32 arranges fixing outlet pipe 33, outlet pipe 33, through whole filtration barrel body 31, arranges several for deriving the pod apertures 331 of liquid mixed medium on the surface of outlet pipe 33 in filtration barrel body 31;
As shown in Figure 5, device for storing liquid 4 comprises that liquid storage cavity 41 tops arrange outlet valve 42 for storing the liquid storage cavity 41 of liquid circulatory mediator; Vehicle exhaust enters from the suction port 11 of Liqiud-gas mixing device 1, mixes through solid-liquid centrifugal device and particulate filter arrangement 3 particle is carried out separated and filtered with liquid medium, and the gas through purifying is got rid of from the outlet valve 42 of liquid storage cavity 41.
In conjunction with Fig. 1 to Fig. 5, vehicle exhaust enters through the suction port 11 of mixing chamber 15, screw rod 13 revolve formation negative pressure, be convenient to tail gas and enter mixing chamber 15, water inlet 12 is circulated to mixing chamber 15 in liquid storage cavity 41 simultaneously, through the rotation of screw rod 13, on the one hand tail gas is mixed fully with liquid circulatory mediator, drive on the other hand liquid mixed medium and liquid circulatory mediator to realize circulating between a plurality of devices in whole cleaning system, before liquid mixed medium enters particulate filter arrangement 3, be introduced in the separating and filtering chamber 22 of equipment for separating liquid from solid 2, through the rotation of mixing auger bar 23, realize abundant mixing and the filtration of liquid mixed medium, corresponding particle is stayed in solid particle collecting tun 24, when the particle in particle collecting tun 24 reaches a certain amount of, can open end cap 25 discharges particle, when filtered liquid mixed medium enters separated cavity 21 and imports the liquid mixed medium arrival of particulate filter arrangement 3 particulate filter arrangement 3 by transport tube, due to filtration barrel body 31 and interior multi-layered filtering element 32 thereof by chamber in ecto-entad be separated into a plurality of independently minute chambeies 35, and by filter core 32, realize filter flowing between each minute chamber 35, therefore first liquid mixed medium is placed in the cavity between filtration barrel body 31 inwalls and outermost surface filter core 32 outer walls, owing to being positioned at the cavity at innermost layer filter core 32 inwall places, the outlet pipe 33 that there is pod apertures 331 on surface is set, now under the effect of negative pressure, liquid mixed medium is realized the filtration to tiny solid particle through the filtration of multi-layered filtering element 32, finally being circulated to outlet pipe 33 imports in liquid storage cavity 41, gas through multiple filtration in liquid mixed medium is directly discharged in outlet valve 42, corresponding liquid circulatory mediator is placed in liquid storage cavity 41, in realization, recycle, in the technical program, solid particle in tail gas is through mixing, solid-liquid centrifugation and multiple filtration, can realize the purification of solid particle, waste gas itself contains a certain amount of moisture simultaneously, in the process of mixing, can merge with liquid state circulation, corresponding liquid circulatory mediator there will not be a large amount of consumption and the lasting liquid feeding of needs.
As shown in Figure 2, the present embodiment is also further set to: it is air-breathing fast that screw rod 13 drives rotation to form negative pressure realization by motor 14, mixing chamber 15 and screw rod 13 horizontal type settings, the upper end that is placed in uniformly mixing chamber 15, more than 12 of water inlets; Screw rod 13 is realized lasting rotation under can the driving of motor 14, mixing chamber 15 and screw rod 13 horizontal type settings, waste gas and liquid circulatory mediator can be realized to be mixed and is circulated to equipment for separating liquid from solid fully, as adopt vertical setting, waste gas in liquid mixed medium, be easy to be back to the upper end portion of mixing chamber 15, can not realize sufficient mixing and circulation.
As shown in Figure 4, the present embodiment is also further set to: between multi-layered filtering element 32, be fixedly connected with and arrange and synchronously driven by motor 34, between multi-layered filtering element 32 and outlet pipe 33 and filtration barrel body 31, rolling bearing is set respectively; Motor 34 drives the synchronous rotation of the realization of multi-layered filtering element 32 and filters, two rolling bearing structures between multi-layered filtering element 32 and outlet pipe 33 and filtration barrel body 31, be double row bearing structure, multi-layered filtering element 32 can carry out continuing for a long time to rotate in filtration barrel body 31.
As shown in Figure 4, the present embodiment is also further set to: filtration barrel body 31 accumbency settings, and the left and right both ends of the surface of multi-layered filtering element 32 and filtration barrel body 31 arrange detachable end cap 311,321; The accumbency setting of filtration barrel body 31, can make the well-mixed multiple filtration that simultaneously carries out of waste gas and liquid circulatory mediator, makes to filter more abundant; Because multi-layered filtering element 32 will be divided into a plurality of minutes chambeies 35 in filtration barrel body 31, and the minimizing successively in a plurality of minutes chambeies 35 outside to inside of the solid particle in liquid mixed medium, outermost surface divides the solid particle in chamber 35 maximum; When needs clean each cavity, the end cap of multi-layered filtering element 32 and filtration barrel body 31 311,321 is disassembled, can directly clean.
As shown in Figure 4, the present embodiment is also further set to: filtration barrel body 31 and for cylindrical, filter core 32 is cylindrical roller formula filter screen, and screen surface is uniformly distributed measure-alike filtering hole 322, and the size of multi-layered filtering element 32 its filtering hole 322 of ecto-entad reduces successively; Columniform filtration barrel body 31 and multi-layered filtering element 32, filter core 32 can rotate flexibly in filtration barrel body 31, and multi-layered filtering element 32 ecto-entads are realized the filtration of multi-stage accuracy successively, the waste gas that makes finally to flow in the liquid mixed medium of outlet pipe 33 is realized the purification that becomes more meticulous, and there will be no solid particle.
As shown in Figure 4, the present embodiment is also further set to: outlet pipe 33 is derived by wherein end cap 311 central positions on filtration barrel body 31; The two ends of filtration barrel body 31 and multi-layered filtering element 32 all arrange detachable end cap 311,321, and outlet pipe 33 is derived by its central position, make filtration barrel body 31 structures more rationally simple.
As shown in Figure 5, the present embodiment is also further set to: liquid storage cavity 41 tops and bottom arrange respectively liquid filling hole 43 and with the pollutant exhaust hole 44 of filter screen, the interior liquid level sensor 45 that arranges of liquid storage cavity 41; When the long-time use of liquid circulatory mediator warp of liquid storage cavity 41 consumes, can realize liquid feeding at any time by liquid filling hole 43, in the time of need to cleaning liquid storage cavity 41, the solid sediment in liquid storage cavity 41 can be discharged by pollutant exhaust hole 44.
The above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of the utility model know-why; can also make some improvement and modification, these of above-mentioned hypothesis improve and modification also should be considered as protection domain of the present utility model.

Claims (10)

1. a vehicle exhaust physical cleaning circulatory system, is characterized in that: comprise liquid mixed medium circulation loop, described liquid mixed medium circulation loop connects Liqiud-gas mixing device, particulate filter arrangement and device for storing liquid in turn by transport tube; Described Liqiud-gas mixing device comprises mixing chamber, is provided for producing that negative pressure realizes air inlet, rotation is carried out gas-liquid mixed and liquid mixed medium is realized circulating and by motor-driven screw rod in the water inlet that on described mixing chamber, setting and device for storing liquid and vehicle exhaust outlet are connected respectively and suction port, described mixing chamber; Described particulate filter arrangement comprises filtration barrel body, the filter core of multilayer coaxial rotation is set in filtration barrel body, the rotatingshaft position corresponding with multi-layered filtering element arranges fixing outlet pipe, described outlet pipe is through whole filtration barrel body, and the surface of described outlet pipe in filtration barrel body arranges several for deriving the pod apertures of liquid mixed medium; Described device for storing liquid comprises for storing the liquid storage cavity of liquid circulatory mediator, and liquid storage cavity top arranges outlet valve; Vehicle exhaust enters and mixes with liquid circulatory mediator from the suction port of Liqiud-gas mixing device, through particulate filter arrangement, particle is carried out to separation and filters, and the gas through purifying is got rid of from the outlet valve of liquid storage cavity.
2. a kind of vehicle exhaust physical cleaning circulatory system according to claim 1, is characterized in that: equipment for separating liquid from solid is also set between described Liqiud-gas mixing device and particulate filter arrangement; Described equipment for separating liquid from solid comprises separated cavity and puts separating and filtering chamber in the inner, in described separating and filtering chamber, arrange by motor-driven mixing auger bar, the transport tube of described Liqiud-gas mixing device is communicated in separating and filtering chamber, and is communicated in particulate filter arrangement by the transport tube that is communicated in separated cavity.
3. a kind of vehicle exhaust physical cleaning circulatory system according to claim 1 and 2, is characterized in that: described mixing chamber and screw rod horizontal type arrange, a plurality of upper ends that are placed in uniformly mixing chamber, described water inlet.
4. a kind of vehicle exhaust physical cleaning circulatory system according to claim 2, it is characterized in that: described separated cavity and the bottom in separating and filtering chamber arrange respectively outward extending collection chamber and particle collecting net, and described collection chamber and particle collecting net form corresponding solid particle collecting tun and the end of staving arranges detachable end.
5. a kind of vehicle exhaust physical cleaning circulatory system according to claim 1 and 2, it is characterized in that: between described multi-layered filtering element, be fixedly connected with and arrange and synchronously driven by motor, rolling bearing is set respectively between described multi-layered filtering element and outlet pipe and filtration barrel body.
6. a kind of vehicle exhaust physical cleaning circulatory system according to claim 1 and 2, is characterized in that: described liquid storage cavity top and bottom arrange respectively liquid filling hole and with the pollutant exhaust hole of filter screen, in liquid storage cavity, liquid level sensor be set.
7. a kind of vehicle exhaust physical cleaning circulatory system according to claim 5, is characterized in that: described filtration barrel body accumbency arranges, and the left and right both ends of the surface of multi-layered filtering element and filtration barrel body arrange detachable end cap.
8. a kind of vehicle exhaust physical cleaning circulatory system according to claim 7, it is characterized in that: described filtration barrel body and for cylindrical, described filter core is cylindrical roller formula filter screen, and screen surface is uniformly distributed measure-alike filtering hole, the size of its filtering hole of multi-layered filtering element of ecto-entad reduces successively.
9. according to a kind of vehicle exhaust physical cleaning circulatory system described in claim 1 or 2 or 4 or 7 or 8, it is characterized in that: described outlet pipe is derived by the wherein end cap central position on filtration barrel body.
10. a kind of vehicle exhaust physical cleaning circulatory system according to claim 1 and 2, is characterized in that: on the transport tube between each device of described decontamination cycle system, safety check is set.
CN201420278959.7U 2014-05-14 2014-05-14 Automobile exhaust physical purification and circulation system Expired - Fee Related CN203906049U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420278959.7U CN203906049U (en) 2014-05-14 2014-05-14 Automobile exhaust physical purification and circulation system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420278959.7U CN203906049U (en) 2014-05-14 2014-05-14 Automobile exhaust physical purification and circulation system

Publications (1)

Publication Number Publication Date
CN203906049U true CN203906049U (en) 2014-10-29

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Application Number Title Priority Date Filing Date
CN201420278959.7U Expired - Fee Related CN203906049U (en) 2014-05-14 2014-05-14 Automobile exhaust physical purification and circulation system

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104018914A (en) * 2014-05-14 2014-09-03 黄建斌 Automobile exhaust physical purification circulating system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104018914A (en) * 2014-05-14 2014-09-03 黄建斌 Automobile exhaust physical purification circulating system

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CF01 Termination of patent right due to non-payment of annual fee
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Granted publication date: 20141029

Termination date: 20160514