CN205591984U - Automobile exhaust purifier - Google Patents
Automobile exhaust purifier Download PDFInfo
- Publication number
- CN205591984U CN205591984U CN201620417680.1U CN201620417680U CN205591984U CN 205591984 U CN205591984 U CN 205591984U CN 201620417680 U CN201620417680 U CN 201620417680U CN 205591984 U CN205591984 U CN 205591984U
- Authority
- CN
- China
- Prior art keywords
- housing
- automobile exhaust
- conduit
- exhaust purifier
- burner
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000001914 filtration Methods 0.000 claims abstract description 23
- 238000000746 purification Methods 0.000 claims abstract description 10
- 239000010410 layer Substances 0.000 claims description 42
- 238000001179 sorption measurement Methods 0.000 claims description 21
- 239000010425 asbestos Substances 0.000 claims description 9
- 229910052895 riebeckite Inorganic materials 0.000 claims description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- 229910052799 carbon Inorganic materials 0.000 claims description 7
- 239000011229 interlayer Substances 0.000 claims description 5
- 238000011144 upstream manufacturing Methods 0.000 claims description 2
- 239000007789 gas Substances 0.000 abstract description 31
- 239000004215 Carbon black (E152) Substances 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 5
- 229930195733 hydrocarbon Natural products 0.000 abstract description 5
- 150000002430 hydrocarbons Chemical class 0.000 abstract description 5
- 239000000428 dust Substances 0.000 abstract description 3
- 238000007599 discharging Methods 0.000 abstract 2
- CKUAXEQHGKSLHN-UHFFFAOYSA-N [C].[N] Chemical compound [C].[N] CKUAXEQHGKSLHN-UHFFFAOYSA-N 0.000 abstract 1
- 238000003915 air pollution Methods 0.000 abstract 1
- 229910017464 nitrogen compound Inorganic materials 0.000 abstract 1
- 238000013461 design Methods 0.000 description 5
- 238000012360 testing method Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000010420 art technique Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- -1 carboritride Chemical class 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- 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
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
Landscapes
- Processes For Solid Components From Exhaust (AREA)
- Treating Waste Gases (AREA)
Abstract
The utility model discloses an automobile exhaust purifier, this clarifier includes: first casing (1), filter equipment (2) and purify burner (3), wherein, purify burner (3) install in in filter equipment (2), and filter equipment (2) install in in first casing (1), and purify the postcombustion that burner (3) are used for automobile exhaust, abundant burnings such as uncombusted hydrocarbon, carbon nitrogen compound among the messenger automobile exhaust, filter equipment (2) are used for filtering the tail gas through purifying after burner fully burns, strain the particulate matters such as dust in the tail gas, first casing (1) is used for filter equipment and purifies bearing and discharging the tail gas behind the purification treatment of burner, this automobile exhaust purifier has designed twice postcombustion to filtering the back to the tail gas after the burning, discharging the atmosphere again, automobile exhaust's purifying effect is good, effectively solves automobile exhaust air pollution's problem.
Description
Technical field
This utility model relates to the technical field of vehicle maintenance service, especially provides a kind of automobile exhaust purifier.
Background technology
Along with development in science and technology, people's living standard steps up, and automobile becomes the trip instrument that each family is indispensable.But,
Along with the increase of automobile usage amount, the tail gas of motor vehicle emission also grows with each passing day, owing to containing nitrogen in the tail gas of motor vehicle emission
Gas, carbon monoxide, carbon dioxide, unburned burnout hydrocarbon, carboritride, nitrogen oxides, sulfur dioxide etc. is to environment
The gas harmful with human body, causes the pollution of atmospheric environment.
Therefore, how to realize the purification of vehicle exhaust, become people's problem demanding prompt solution.
Utility model content
In order to solve to there is substantial amounts of harmful gas in vehicle exhaust, the problem polluting atmospheric environment, this practicality is new
Type is open provides a kind of automobile exhaust purifier.
The technical scheme that this utility model provides, specifically, a kind of automobile exhaust purifier, it is characterised in that including:
First housing 1, defecator 2 and purification burner 3；
Described first housing 1 is provided with air vent 11；
Described defecator 2 is installed on the inside of described housing 1；
Described defecator 2 include top cover 21, bottom 22 and two ends respectively with described top cover 21 and described bottom 22
The sidewall 23 being tightly connected, described sidewall 23 is arranged at intervals with steam vent, and described sidewall 23 is sandwich,
The first Filtration Adsorption layer 231 it is provided with in the interlayer of described sidewall 23；
Described purification burner 3 includes: the second housing 31, conduit the 32, first resistance wire 33, dividing plate 34 and many
Individual second resistance wire 35；
Described second housing 31 is installed on the inside of described defecator 2；
One end of described conduit 32 sequentially passes through the upper cover of described first housing 1, top cover 21 and the second housing 31 and fixes
It is inserted in the inside of described second housing 31；
Described first resistance wire 33 is fixedly installed in the inside of described conduit 32；
Being evenly equipped with steam vent on described dividing plate 34, the surrounding of described dividing plate 34 all inwalls with described second housing 31 are fixed
Connect, and described dividing plate 34 is positioned at the lower section of described conduit 32；
Multiple described second resistance wires 35 are all fixedly installed between the lower cover of described dividing plate 34 and described second housing 31,
And described second housing covers for 31 times and is evenly equipped with steam vent.
Preferably, described conduit 32 is positioned at one end port closed within described second housing 31, and described conduit 32 is positioned at
It is evenly equipped with steam vent on one end sidewall within described second housing 31.
Further preferably, the port periphery, one end being positioned within described second housing 31 along described conduit 32 is arranged at intervals with
Blade 36.
Further preferably, described first Filtration Adsorption layer 231 be the one in asbestos layer, active carbon layer or diatom mud layer or
Multiple it is composited.
Further preferably, in described first housing 1, it is provided with the second Filtration Adsorption layer 12, and along the stream of vehicle exhaust
Dynamic direction, described second Filtration Adsorption layer 12 is positioned at the downstream of described defecator 2, is positioned at the upper of described air vent 11
Trip.
Further preferably, described second Filtration Adsorption layer 12 is the one or many in asbestos layer, active carbon layer or diatom mud layer
Plant and be composited.
Automobile exhaust purifier disclosed in this utility model, including the first housing, defecator and purification burner, its
In, purify the burner second-time burning for vehicle exhaust, make unburnt hydrocarbon, carboritride etc. in vehicle exhaust
Fully burning；Defecator tail gas after fully being burnt by purified burner filters, and filters in tail gas
The particulate matters such as dust；First housing is used for defecator and the carrying purifying burner and by the tail gas after purified treatment
Discharge.This automobile exhaust purifier concrete used time, connect with the exhaustor of automobile by purifying the conduit in burner,
The tail gas discharged from automobile exhaust pipe can initially enter conduit, it is well known that the vehicle exhaust temperature discharged from exhaustor
High, can be with the first resistance wire generation heat transfer, the accumulation by heat of first resistance wire, temperature is stepped up, until
Reach the burning-point of the material such as unburnt hydrocarbon, carboritride in tail gas, vehicle exhaust can be realized and carry out first in the catheter
Secondary second-time burning, the tail gas after burning can be discharged from conduit, enters the second resistance wire region by dividing plate, with first
The operation principle of resistance wire is identical, and tail gas also can carry out secondary second-time burning in the second resistance wire region, by twice
Tail gas after second-time burning is discharged from the lower cover of the second housing, enters in defecator, and defecator passes through sidewall interlayer
In the second Filtration Adsorption layer so that tail gas dust granules filter after discharge, enter in the first housing, by the first housing
Air vent discharge.
This automobile exhaust purifier design the second-time burning devising twice, and to burning after tail gas filter after,
It is discharged into again in air, the good purification of vehicle exhaust, the problem effectively solving automobile exhaust pollution air.
Accompanying drawing explanation
Accompanying drawing herein is merged in description and constitutes the part of this specification, it is shown that meet reality of the present utility model
Execute example, and be used for explaining principle of the present utility model together with description.
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will to embodiment or
In description of the prior art, the required accompanying drawing used is briefly described, it should be apparent that, for ordinary skill people
For Yuan, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
The structural representation of a kind of automobile exhaust purifier that Fig. 1 provides for the open embodiment of this utility model.
Detailed description of the invention
Here will illustrate exemplary embodiment in detail, its example represents in the accompanying drawings.Explained below relates to attached
During figure, unless otherwise indicated, the same numbers in different accompanying drawings represents same or analogous key element.Following exemplary is implemented
Embodiment described in example does not represent all embodiments consistent with this utility model.On the contrary, they are only
Example with device consistent in terms of that described in detail in appended claims, more of the present utility model.
In order to solve that existing vehicle exhaust exists the materials such as a large amount of unburnt hydrocarbon, carboritride, cause atmospheric environment
With serious pollution problem, present embodiment provides a kind of automobile exhaust purifier, sees Fig. 1, this purifying vehicle exhaust
Device includes: the first housing 1, defecator 2 and purification burner 3, wherein, the first housing 1 is provided with air vent
11；Defecator 2 is installed on the inside of housing 1, and defecator 2 includes that top cover 21, bottom 22 and two ends are divided
The sidewall 23 not being tightly connected with top cover 21 and bottom 22, is arranged at intervals with steam vent, and sidewall 23 on sidewall 23
For sandwich, in the interlayer of sidewall 23, it is provided with the first Filtration Adsorption layer 231；And purify burner 3 and include:
Second housing 31, conduit the 32, first resistance wire 33, dividing plate 34 and multiple second resistance wire 35, and above-mentioned second shell
Body 31 is installed on the inside of defecator 2, and one end of conduit 32 sequentially passes through the first housing 1, top cover 21 and second
The upper cover of housing 31 fixes the inside being inserted in the second housing 31, and the first resistance wire 33 is fixedly installed in conduit 32
Inside, is evenly equipped with steam vent on dividing plate 34, and the surrounding of this dividing plate 34 is all fixing with the inwall of the second housing 31 to be connected,
And dividing plate 34 is positioned at the lower section of conduit 32, above-mentioned multiple second resistance wires 35 are all fixedly installed in dividing plate 34 and the second shell
Between the lower cover of body 31, and the second housing covers for 31 times and is evenly equipped with steam vent.
The specific works process of this automobile exhaust purifier is, can be connected by the exhaustor of the end of conduit with automobile by flange
Logical, to install after terminating, the vehicle exhaust having automobile exhaust pipe to discharge can enter in conduit, the vapour discharged due to exhaustor
Tail gas temperature, can play the effect of heating, cause the temperature of the first resistance wire progressively to rise the first resistance wire in conduit
Height, until the temperature of the first resistance wire reaches, in vehicle exhaust after the burning-point of fractions, to make vehicle exhaust in the catheter
Carrying out second-time burning first, the tail gas after burning can be discharged from conduit, dividing plate enter into the second resistance wire region,
Second-time burning again is carried out in the second resistance wire region, and the work of the operation principle of the second resistance wire and the first resistance wire
Principle is identical, repeats the most again, through twice second-time burning tail gas from purify burner discharge after, entered into
Filter device carries out in defecator, and after the first Filtration Adsorption layer Filtration Adsorption in defecator sidewall interlayer, tail gas is
Discharged by the air vent of the first housing eventually, enter in air, it is achieved the purification of vehicle exhaust, effectively solve atmospheric pollution
Problem.
Additionally, for the clean-up effect improving this automobile exhaust purifier, especially purify two to tail gas in burner
The two ends of the first resistance wire and the second resistance wire can be connected, by right by secondary combustion efficiency respectively with the power supply in automobile
First resistance wire and the second resistance wire power up, and realize the rising of its temperature.
As the improvement of technical scheme, conduit 32 is positioned at one end port closed within the second housing 31, at conduit 32
It is positioned on one end sidewall within the second housing 31 and is evenly equipped with steam vent；After above-mentioned structure design, it is possible to prevent tail gas straight
Connect and discharge from the port of conduit, short with the time of contact of the first resistance wire, cause insufficient problem of burning, and according to this
The design of technical scheme, makes tail gas discharge from the steam vent of sidewall, tail gas and the first resistance wire can be made to be fully contacted so that it is
Burn more abundant.Additionally, when automobile exhaust purifier makes, can by the end of the first resistance wire be used for catheter end
The closing cap that mouth is closed is fixing to be connected, it is achieved the position of the first resistance wire is fixed.
As the further improvement of technical scheme, see Fig. 1, be positioned at the one end within the second housing 31 along conduit 32
Port periphery is arranged at intervals with blade 36, by the design of this blade, primarily to prevent burning fire in tail gas straight
Connect and be ejected on dividing plate, dividing plate is damaged, affect the service life of whole device.
Wherein, one or more during the first Filtration Adsorption layer 231 can be selected for asbestos layer, active carbon layer or diatom mud layer are multiple
Conjunction forms, and preferably, asbestos layer is positioned at inner side, owing to asbestos layer has resistant to elevated temperatures characteristic.
As the further improvement of technical scheme, see Fig. 1, in the first housing 1, be provided with the second Filtration Adsorption layer 12,
And along the flow direction of vehicle exhaust, the second Filtration Adsorption layer 12 is positioned at the downstream of defecator 2, is positioned at air vent
The upstream of 11；Can realize vehicle exhaust is carried out secondary filter, the vapour after i.e. improving by the design of the second Filtration Adsorption layer
The whole purification process of tail gas depurator is, twice second-time burning, and twice dust-filtering is greatly improved the clean of tail gas
Change effect.
Wherein, one or more during the second Filtration Adsorption layer 12 can be selected for asbestos layer, active carbon layer or diatom mud layer are combined
Form.
Specific embodiments of the present utility model is to write according to the mode gone forward one by one, and highlights each embodiment
Difference, its similar portion can be with cross-reference.
Test cases
To same vehicle in this test cases, any exhaust purifier be not installed and is being mounted with what this utility model provided
Arrive inspection fare after exhaust purifier respectively vehicle exhaust is detected, wherein, the first mistake in the depurator used by this test
Filter adsorption layer and the second Filtration Adsorption layer are composited by asbestos layer and active carbon layer, and concrete detection data are as follows:
Information of vehicles:
Vehicle model: Yangze river and Huai river HFC1061K1；Fuel type: diesel oil；Type of drive: rear-guard；Transmission form；Hands
Dynamic；Motor Number: 081；Accumulative distance travelled: 236521km；Intake method: turbocharging；Maximum total mass: 6130kg；
Driving wheel air pressure: 220MPa；Seating capacity: 3；Engine displacement: 3.0L；Rated power: 88kw.
Detection equipment:
Shenzhen peace car motor vehicles smoke opacity detecting system, model: ACCG-10, exhaust gas analyzer: MQY-200.
Detection environment:
Temperature: 18 DEG C；Atmospheric pressure: 100.5KPa；Relative humidity: 30.7%.
Testing result:
1, any exhaust purifier is not installed
2, the exhaust purifier that this utility model provides it is mounted with
Therefore, the automobile exhaust purifier that this utility model provides, obvious to the clean-up effect of vehicle exhaust.
Those skilled in the art, after considering description and putting into practice utility model disclosed herein, will readily occur to this practicality new
Other embodiment of type.The application is intended to any modification of the present utility model, purposes or adaptations, this
A little modification, purposes or adaptations are followed general principle of the present utility model and include that this utility model is undocumented
Common knowledge in the art or conventional techniques means.Description and embodiments is considered only as exemplary, this practicality
Novel true scope and spirit are pointed out by claim below.
It should be appreciated that this utility model is not limited to precision architecture described above and illustrated in the accompanying drawings,
And various modifications and changes can carried out without departing from the scope.Scope of the present utility model is only by appended claim
Limit.
Claims (6)
1. an automobile exhaust purifier, it is characterised in that including: the first housing (1), defecator (2) and
Purify burner (3)；
Described first housing (1) is provided with air vent (11)；
Described defecator (2) is installed on the inside of described housing (1)；
Described defecator (2) include top cover (21), bottom (22) and two ends respectively with described top cover (21) and
The sidewall (23) that described bottom (22) is tightly connected, described sidewall (23) is arranged at intervals with steam vent, and described side
Wall (23) is sandwich, is provided with the first Filtration Adsorption layer (231) in the interlayer of described sidewall (23)；
Described purification burner (3) including: the second housing (31), conduit (32), the first resistance wire (33), every
Plate (34) and multiple second resistance wire (35)；
Described second housing (31) is installed on the inside of described defecator (2)；
One end of described conduit (32) sequentially passes through described first housing (1), top cover (21) and the second housing (31)
The fixing inside being inserted in described second housing (31) of upper cover；
Described first resistance wire (33) is fixedly installed in the inside of described conduit (32)；
Be evenly equipped with steam vent on described dividing plate (34), the surrounding of described dividing plate (34) all with described second housing (31)
Inwall fixing connect, and described dividing plate (34) is positioned at the lower section of described conduit (32)；
Multiple described second resistance wires (35) are all fixedly installed in described dividing plate (34) and described second housing (31)
Between lower cover, and cover under described second housing (31) and be evenly equipped with steam vent.
Automobile exhaust purifier the most according to claim 1, it is characterised in that described conduit (32) is positioned at described
One end port closed that two housings (31) are internal, and described conduit (32) to be positioned at described second housing (31) internal
It is evenly equipped with steam vent on the sidewall of one end.
Automobile exhaust purifier the most according to claim 2, it is characterised in that be positioned at described along described conduit (32)
The port periphery, one end of the second housing (31) inside is arranged at intervals with blade (36).
Automobile exhaust purifier the most according to claim 1, it is characterised in that described first Filtration Adsorption layer (231)
It is composited for one or more in asbestos layer, active carbon layer or diatom mud layer.
Automobile exhaust purifier the most according to claim 1, it is characterised in that set in described first housing (1)
It is equipped with the second Filtration Adsorption layer (12), and along the flow direction of vehicle exhaust, described second Filtration Adsorption layer (12) position
In described defecator (2) downstream, be positioned at the upstream of described air vent (11).
Automobile exhaust purifier the most according to claim 5, it is characterised in that described second Filtration Adsorption layer (12)
It is composited for one or more in asbestos layer, active carbon layer or diatom mud layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620417680.1U CN205591984U (en) | 2016-05-10 | 2016-05-10 | Automobile exhaust purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620417680.1U CN205591984U (en) | 2016-05-10 | 2016-05-10 | Automobile exhaust purifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205591984U true CN205591984U (en) | 2016-09-21 |
Family
ID=56930584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620417680.1U Expired - Fee Related CN205591984U (en) | 2016-05-10 | 2016-05-10 | Automobile exhaust purifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205591984U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105863788A (en) * | 2016-05-10 | 2016-08-17 | 吴桂祥 | Automobile exhaust purifier |
| CN109763879A (en) * | 2019-01-31 | 2019-05-17 | 黄河科技学院 | A vehicle exhaust gas treatment device |
| CN113847121A (en) * | 2021-10-14 | 2021-12-28 | 东北林业大学 | A vehicle exhaust emission filter device with automatic cleaning function |
| CN114876615A (en) * | 2022-07-01 | 2022-08-09 | 盖德新材料科技南通有限公司 | Silicon nitride ceramic heating plug capable of automatically cleaning soot particles |
-
2016
- 2016-05-10 CN CN201620417680.1U patent/CN205591984U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105863788A (en) * | 2016-05-10 | 2016-08-17 | 吴桂祥 | Automobile exhaust purifier |
| CN109763879A (en) * | 2019-01-31 | 2019-05-17 | 黄河科技学院 | A vehicle exhaust gas treatment device |
| CN109763879B (en) * | 2019-01-31 | 2020-10-30 | 黄河科技学院 | Automobile exhaust treatment device |
| CN113847121A (en) * | 2021-10-14 | 2021-12-28 | 东北林业大学 | A vehicle exhaust emission filter device with automatic cleaning function |
| CN114876615A (en) * | 2022-07-01 | 2022-08-09 | 盖德新材料科技南通有限公司 | Silicon nitride ceramic heating plug capable of automatically cleaning soot particles |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160921 Termination date: 20190510 |