CN204572256U - Automobile high efficiency burnt gas mixer - Google Patents
Automobile high efficiency burnt gas mixer Download PDFInfo
- Publication number
- CN204572256U CN204572256U CN201520211684.XU CN201520211684U CN204572256U CN 204572256 U CN204572256 U CN 204572256U CN 201520211684 U CN201520211684 U CN 201520211684U CN 204572256 U CN204572256 U CN 204572256U
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- Prior art keywords
- gas
- disturbing
- flow
- mixer
- combustion gas
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
Abstract
The utility model discloses a kind of automobile high efficiency burnt gas mixer, comprise mixer case, combustion gas distributes inner sleeve, the periphery that combustion gas distributes inner sleeve is provided with air guide annular groove, mixer case outer wall is fixed with joint base and air input joint, the cell wall of air guide annular groove is furnished with some gas injection holes, also be provided with gaseous jet disturbance device in combustion gas distribution inner sleeve, be provided with gas and vapor permeation disturbing flow device near the outlet side of mixer case; Gaseous jet disturbance device of the present utility model and gas and vapor permeation disturbing flow device make the rock gas of mixing and air form eddy flow at intake duct, add mixed effect, improve composite rate, composite rates both making can up to arriving 97%-100%, ensure that engine operation discharge reaches state 5 standard, the motor car engine being more applicable to short intake duct uses, and the rock gas of this kind of composite rate can improve the transient response ability of motor, promote acceleration, manufacture the engine operating environments of excellent environmental protection.
Description
Technical field
The utility model relates to a kind of technical field of automobile components, particularly relates to a kind of automobile high efficiency burnt gas mixer.
Background technique
Current domestic automobile has two kinds of fuel forms:
One, liquid fuel (gasoline and diesel oil), cost is high, and emission control difficulty is large.
Two, gaseous fuel (rock gas etc.), relative inexpensiveness, emission control is easy.The ratio of the rock gas commercial car of each manufacturer production of current domestic automobile is increasing, and the recoverable amount of society is also increasing, and main cause is exactly that gas fuel cost is low, emission control is easy.
In order to utilize rock gas, fuel gas vehicle is all equipped with fuel gas hybrid system, its major function is exactly the gas fuel of natural gas engine use on automobile and air are fully mixed, and both composite rate dreamboats reach 97.5%-100%.
The fuel gas mixer of each production firm has two kinds now, and the first is that mixer cavity adds water-drop-shaped crossbeam; What the second was that mixer cavity adds is water-drop-shaped rood beam, and object is all improve the composite rate of rock gas and air as far as possible.But these two kinds of mixers are for the motor of short intake duct (distance between engine air inlet tube front end to fuel gas hybrid system is less than 300mm), and mixed effect is poor, and composite rate is all lower than 95%.
But from engine control angle, the motor of excellent in design, controlling component from motor more close to control effects better, namely the shorter control effects of intake duct is better, controls transient response ability stronger; Intake duct is longer, motor reaction is more delayed, therefore more short better from Design of Inlet viewed from engine assembly and control angle, this just needs the Fuel-air mixer of high composite rate, and therefore existing Fuel-air mixer is all difficult to meet and makes motor reactivity reach the strongest requirement.
Model utility content
Technical problem to be solved in the utility model is to provide the automobile high efficiency burnt gas mixer that a kind of combustion gas mixes with air, mixing efficiency is high.
For solving the problems of the technologies described above, the technical solution of the utility model is: automobile high efficiency burnt gas mixer, comprise the mixer case of hollow structure, the combustion gas being set with tubular in described mixer case distributes inner sleeve, the periphery that described combustion gas distributes inner sleeve is provided with the air guide annular groove be interconnected, described air guide annular groove and described mixer case are around being formed with blast tube, described mixer case outer wall is fixed with the joint base be communicated with described air guide annular groove, described joint base is detachably provided with air input joint, some gas injection holes are furnished with on the cell wall of the described air guide annular groove of described mixer case end, gaseous jet disturbance device is also provided with in described combustion gas distribution inner sleeve, and described gaseous jet disturbance device is communicated with described blast tube, gas and vapor permeation disturbing flow device is provided with near the outlet side of described mixer case,
Described gas and vapor permeation disturbing flow device comprises the flow-disturbing sleeve be set in described mixer case, and the side of giving vent to anger that described combustion gas distributes inner sleeve is located at by described flow-disturbing sleeve, and the inwall of described flow-disturbing sleeve is furnished with some flow-disturbing spiral fans.
As preferred technological scheme, described gaseous jet disturbance device comprises the support be located at described combustion gas and distributed inner sleeve central position, described combustion gas puts the mounting hole being provided with and being communicated with described air guide annular groove in distributing, be connected with jet disturbance pipe between described support and described mounting hole, described jet disturbance pipe is furnished with some combustion gas flow-disturbing spray orifices towards the side of giving vent to anger of described mixer case.
As preferred technological scheme, described Bracket setting is cross, and correspondingly described jet disturbance pipe is set to four.
As preferred technological scheme, the cross section of described jet disturbance pipe is drops.
As preferred technological scheme, described air guide annular groove is set to two, and is provided with the flow-guiding mouth be interconnected described in two between air guide annular groove.
As preferred technological scheme, the inwall of described mixer case is provided with positive stop lug boss, and inlet end and the described combustion gas of described flow-disturbing sleeve distribute inner sleeve and dock, and the outlet side of described flow-disturbing sleeve is located on described positive stop lug boss.
As preferred technological scheme, described flow-disturbing spiral fan is that counter-clockwise helical is arranged, and spiral angle is 20 ~ 70 °.
As the improvement to technique scheme, described flow-disturbing spiral fan is that clock wise spirals is arranged, and spiral angle is 20 ~ 70 °.
Owing to have employed technique scheme, automobile high efficiency burnt gas mixer, comprise the mixer case of hollow structure, the combustion gas being set with tubular in described mixer case distributes inner sleeve, the periphery that described combustion gas distributes inner sleeve is provided with the air guide annular groove be interconnected, described air guide annular groove and described mixer case are around being formed with blast tube, described mixer case outer wall is fixed with the joint base be communicated with described air guide annular groove, described joint base is detachably provided with air input joint, some gas injection holes are furnished with on the cell wall of the described air guide annular groove of described mixer case end, gaseous jet disturbance device is also provided with in described combustion gas distribution inner sleeve, and described gaseous jet disturbance device is communicated with described blast tube, gas and vapor permeation disturbing flow device is provided with near the outlet side of described mixer case, described gas and vapor permeation disturbing flow device comprises the flow-disturbing sleeve be set in described mixer case, the side of giving vent to anger that described combustion gas distributes inner sleeve is located at by described flow-disturbing sleeve, the inwall of described flow-disturbing sleeve is furnished with some flow-disturbing spiral fans, the beneficial effects of the utility model are: gaseous jet disturbance device and gas and vapor permeation disturbing flow device make the rock gas of mixing and air form eddy flow at intake duct, add mixed effect, improve composite rate, composite rates both making can up to arriving 97%-100%, ensure that engine operation discharge reaches state 5 standard, the motor car engine being more applicable to short intake duct uses, the rock gas of this kind of composite rate can improve the transient response ability of motor, promote acceleration, manufacture the engine operating environments of excellent environmental protection.
Accompanying drawing explanation
The following drawings is only intended to schematically illustrate the utility model and explain, does not limit scope of the present utility model.Wherein:
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the longitudinal profile structural representation of the utility model embodiment;
Fig. 3 is the horizontal section structural representation of the utility model embodiment;
Fig. 4 is the plan view of the utility model embodiment;
Fig. 5 is the structural representation of the utility model embodiment mixer case;
Fig. 6 is the longitudinal profile structural representation of the utility model embodiment mixer case;
Fig. 7 is the structural representation that the utility model embodiment combustion gas distributes inner sleeve;
Fig. 8 is the longitudinal profile structural representation that the utility model embodiment combustion gas distributes inner sleeve;
Fig. 9 is the structure for amplifying schematic diagram of the utility model embodiment disturbing flow device;
Figure 10 is the decomposition texture schematic diagram that the utility model is implemented;
In figure: 1-mixer case; 2-combustion gas distributes inner sleeve; 3-air guide annular groove; 4-joint base; 5-air input joint; 6-gas injection hole; 7-support; 8-mounting hole; 9-jet disturbance pipe; 10-combustion gas flow-disturbing spray orifice; 11-flow-guiding mouth; 12-flow-disturbing sleeve; 13-flow-disturbing spiral fan.
Embodiment
Below in conjunction with drawings and Examples, set forth the utility model further.In the following detailed description, the mode only by illustrating describes some one exemplary embodiment of the present utility model.Undoubtedly, those of ordinary skill in the art can recognize, when not departing from spirit and scope of the present utility model, can revise by various different mode to described embodiment.Therefore, accompanying drawing is illustrative with being described in essence, instead of for limiting the protection domain of claim.
As Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, shown in Fig. 7 and Fig. 8, automobile high efficiency burnt gas mixer, comprise the mixer case 1 of hollow structure, the described outlet side of mixer case 1 is connected with the suction tude in motor car engine, the combustion gas being set with tubular in described mixer case 1 distributes inner sleeve 2, the periphery that described combustion gas distributes inner sleeve 2 is provided with the air guide annular groove 3 be interconnected, described air guide annular groove 3 is set to two, and described in two, between air guide annular groove 3, be provided with the flow-guiding mouth 11 be interconnected, described air guide annular groove 3 and described mixer case 1 are around being formed with blast tube, described mixer case 1 outer wall is fixed with the joint base 4 be communicated with described air guide annular groove 3, described joint base 4 is detachably provided with air input joint 5, some gas injection holes 6 are furnished with on the cell wall of the described air guide annular groove 3 of described mixer case 1 end, gaseous jet disturbance device is also provided with in described combustion gas distribution inner sleeve 2, and described gaseous jet disturbance device is communicated with described blast tube, gas and vapor permeation disturbing flow device is provided with near the outlet side of described mixer case 1.
As shown in Fig. 1, Fig. 3 and Figure 10, the described gaseous jet disturbance device of the present embodiment comprises the support 7 be located at described combustion gas and distributed inner sleeve 2 central position, described combustion gas distributes inner sleeve 2 and is provided with the mounting hole 8 be communicated with described air guide annular groove 3, be connected with jet disturbance pipe 9 between described support 7 and described mounting hole 8, described jet disturbance pipe 9 is furnished with some combustion gas flow-disturbing spray orifices 10 towards the side of giving vent to anger of described mixer case 1.Wherein said support 7 is set to cross, correspondingly described jet disturbance pipe 9 is set to four, the cross section of described jet disturbance pipe 9 is drops, the setting of described jet disturbance pipe 9 and described combustion gas flow-disturbing spray orifice 10, makes natural gas and air form first time disturbance and mixes.
As shown in Figure 9 and Figure 10, described gas and vapor permeation disturbing flow device comprises the flow-disturbing sleeve 12 be set in described mixer case 1, the side of giving vent to anger that described combustion gas distributes inner sleeve 2 is located at by described flow-disturbing sleeve 12, the inwall of described flow-disturbing sleeve 12 is furnished with some flow-disturbing spiral fans 13, the inwall of described mixer case 1 is provided with positive stop lug boss, inlet end and the described combustion gas of described flow-disturbing sleeve 12 distribute inner sleeve 2 and dock, and the outlet side of described flow-disturbing sleeve 12 is located on described positive stop lug boss.In described flow-disturbing sleeve 12, make natural gas and air form second time disturbance and mix, thus ensure that both composite rate and mixing efficiency.
Described flow-disturbing spiral fan 13 is counter-clockwise helical setting, and spiral angle is 20 ~ 70 °, certainly, described flow-disturbing spiral fan 13 also can be arranged for clock wise spirals, and spiral angle is 20 ~ 70 °, the magnitude setting of described flow-disturbing spiral fan 13 can carry out from Row sum-equal matrix according to the actual demand used, not by several quantitative limitations of the present embodiment Figure of description display.
The working principle of the present embodiment is: after the rock gas of certain flow and pressure enters air guide annular groove 3 from air input joint 5, rock gas is ejected into combustion gas by blast tube from jet disturbance pipe 9 and combustion gas flow-disturbing spray orifice 10 and distributes the inner chamber of inner sleeve 2, tentatively mix with the air entered, when mixed gas comes downwards in flow-disturbing sleeve 12 and flow-disturbing spiral fan 13, air-flow forms eddy flow makes rock gas and air fully mix further, after twice mixing, composite rate can reach 97.5%-100%, then discharging mixer case 1 enters in the suction tude that is connected with motor, the cylinder of motor is entered into by suction tude.Through overtesting, mixed combustion gas is in the large discharge and low flow rate condition of motor, can obtain well-mixed effect, the composite rate of suction tude ingress reaches 97.6%, and the confonnality deviations between each for motor cylinder has been reduced to present 6.89% from common 18%.
The utility model gaseous jet disturbance device and gas and vapor permeation disturbing flow device make the rock gas of mixing and air form eddy flow at intake duct, add mixed effect, improve composite rate, composite rates both making can up to arriving 97%-100%, ensure that engine operation discharge reaches state 5 standard, the motor car engine being more applicable to short intake duct uses, and the rock gas of this kind of composite rate can improve the transient response ability of motor, promote acceleration, manufacture the engine operating environments of excellent environmental protection.
As mentioned above, specifically describing embodiment of the present utility model, but the utility model is not limited thereto.It should be appreciated by those skilled in the art, various amendment, combination, sub-portfolio or replacement can be carried out according to designing requirement or other factors, and they are in the scope of claims and equivalent thereof.
Claims (8)
1. automobile high efficiency burnt gas mixer, comprise the mixer case of hollow structure, it is characterized in that: the combustion gas being set with tubular in described mixer case distributes inner sleeve, the periphery that described combustion gas distributes inner sleeve is provided with the air guide annular groove be interconnected, described air guide annular groove and described mixer case are around being formed with blast tube, described mixer case outer wall is fixed with the joint base be communicated with described air guide annular groove, described joint base is detachably provided with air input joint, some gas injection holes are furnished with on the cell wall of the described air guide annular groove of described mixer case end, gaseous jet disturbance device is also provided with in described combustion gas distribution inner sleeve, and described gaseous jet disturbance device is communicated with described blast tube, gas and vapor permeation disturbing flow device is provided with near the outlet side of described mixer case,
Described gas and vapor permeation disturbing flow device comprises the flow-disturbing sleeve be set in described mixer case, and the side of giving vent to anger that described combustion gas distributes inner sleeve is located at by described flow-disturbing sleeve, and the inwall of described flow-disturbing sleeve is furnished with some flow-disturbing spiral fans.
2. automobile high efficiency burnt gas mixer as claimed in claim 1, it is characterized in that: described gaseous jet disturbance device comprises the support be located at described combustion gas and distributed inner sleeve central position, described combustion gas puts the mounting hole being provided with and being communicated with described air guide annular groove in distributing, be connected with jet disturbance pipe between described support and described mounting hole, described jet disturbance pipe is furnished with some combustion gas flow-disturbing spray orifices towards the side of giving vent to anger of described mixer case.
3. automobile high efficiency burnt gas mixer as claimed in claim 2, it is characterized in that: described Bracket setting is cross, correspondingly described jet disturbance pipe is set to four.
4. automobile high efficiency burnt gas mixer as claimed in claim 2 or claim 3, is characterized in that: the cross section of described jet disturbance pipe is drops.
5. automobile high efficiency burnt gas mixer as claimed in claim 1, is characterized in that: described air guide annular groove is set to two, and is provided with the flow-guiding mouth be interconnected described in two between air guide annular groove.
6. automobile high efficiency burnt gas mixer as claimed in claim 1, it is characterized in that: the inwall of described mixer case is provided with positive stop lug boss, inlet end and the described combustion gas of described flow-disturbing sleeve distribute inner sleeve and dock, and the outlet side of described flow-disturbing sleeve is located on described positive stop lug boss.
7. automobile high efficiency burnt gas mixer as claimed in claim 1, is characterized in that: described flow-disturbing spiral fan is that counter-clockwise helical is arranged, and spiral angle is 20 ~ 70 °.
8. automobile high efficiency burnt gas mixer as claimed in claim 1, is characterized in that: described flow-disturbing spiral fan is that clock wise spirals is arranged, and spiral angle is 20 ~ 70 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520211684.XU CN204572256U (en) | 2015-04-10 | 2015-04-10 | Automobile high efficiency burnt gas mixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520211684.XU CN204572256U (en) | 2015-04-10 | 2015-04-10 | Automobile high efficiency burnt gas mixer |
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| Publication Number | Publication Date |
|---|---|
| CN204572256U true CN204572256U (en) | 2015-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520211684.XU Expired - Fee Related CN204572256U (en) | 2015-04-10 | 2015-04-10 | Automobile high efficiency burnt gas mixer |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105156234A (en) * | 2015-10-21 | 2015-12-16 | 中国船舶重工集团公司第七�三研究所 | Combination gas blending device for gaseous propellant engine |
| KR20180013358A (en) * | 2016-07-29 | 2018-02-07 | 현대자동차주식회사 | CNG engine system |
| CN109236504A (en) * | 2018-11-22 | 2019-01-18 | 潍坊力创电子科技有限公司 | Gas engine air/gas mixing arrangement |
| CN110739602A (en) * | 2019-10-30 | 2020-01-31 | 中国人民解放军战略支援部队航天工程大学 | Pre-mixing type carbon dioxide pneumatic laser driven by pulse detonation rocket combustion |
| CN110761921A (en) * | 2019-11-28 | 2020-02-07 | 安阳工学院 | Method for controlling fuel gas injection amount of injection valve engine with mixer |
| CN111237094A (en) * | 2020-03-11 | 2020-06-05 | 广西玉柴机器股份有限公司 | Large-scale gas engine mixer |
| CN112145319A (en) * | 2019-06-28 | 2020-12-29 | 上海海能汽车电子有限公司 | Integrated mixer |
-
2015
- 2015-04-10 CN CN201520211684.XU patent/CN204572256U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105156234A (en) * | 2015-10-21 | 2015-12-16 | 中国船舶重工集团公司第七�三研究所 | Combination gas blending device for gaseous propellant engine |
| KR20180013358A (en) * | 2016-07-29 | 2018-02-07 | 현대자동차주식회사 | CNG engine system |
| CN109236504A (en) * | 2018-11-22 | 2019-01-18 | 潍坊力创电子科技有限公司 | Gas engine air/gas mixing arrangement |
| CN109236504B (en) * | 2018-11-22 | 2023-08-29 | 潍坊力创电子科技有限公司 | Air/gas mixing device for gas engine |
| CN112145319A (en) * | 2019-06-28 | 2020-12-29 | 上海海能汽车电子有限公司 | Integrated mixer |
| CN110739602A (en) * | 2019-10-30 | 2020-01-31 | 中国人民解放军战略支援部队航天工程大学 | Pre-mixing type carbon dioxide pneumatic laser driven by pulse detonation rocket combustion |
| CN110761921A (en) * | 2019-11-28 | 2020-02-07 | 安阳工学院 | Method for controlling fuel gas injection amount of injection valve engine with mixer |
| CN110761921B (en) * | 2019-11-28 | 2023-10-31 | 安阳工学院 | Method for controlling fuel gas injection quantity of injection valve engine with mixer |
| CN111237094A (en) * | 2020-03-11 | 2020-06-05 | 广西玉柴机器股份有限公司 | Large-scale gas engine mixer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Beijing collects the color intellectual property agent limited company Peng Xun Document name: Notification of Passing Examination on Formalities |
|
| 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: 20150819 Termination date: 20170410 |