CN110895162A - Automobile exhaust emission pipeline with impurity removal function - Google Patents
Automobile exhaust emission pipeline with impurity removal function Download PDFInfo
- Publication number
- CN110895162A CN110895162A CN201911200892.9A CN201911200892A CN110895162A CN 110895162 A CN110895162 A CN 110895162A CN 201911200892 A CN201911200892 A CN 201911200892A CN 110895162 A CN110895162 A CN 110895162A
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- CN
- China
- Prior art keywords
- impurity removal
- pipeline
- baffle
- impurity
- pressure
- 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.)
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/12—Cleaning arrangements; 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
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features
- F01N13/08—Other arrangements or adaptations of exhaust conduits
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/05—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
- G01F1/20—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by detection of dynamic effects of the flow
- G01F1/28—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by detection of dynamic effects of the flow by drag-force, e.g. vane type or impact flowmeter
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Measuring Volume Flow (AREA)
Abstract
The invention discloses an automobile exhaust emission pipeline with an impurity removal function, which comprises a flow meter and an exhaust pipe, wherein the flow meter comprises a main shell, a first baffle, a second baffle, an impurity removal pipeline and an impurity removal plate, the main shell is provided with an air inlet channel and an air outlet channel, the impurity removal pipeline is communicated with the air inlet channel, the exhaust pipe is communicated with the impurity removal pipeline, the first baffle and the second baffle are arranged in the impurity removal pipeline, the second baffle is close to the main shell, an impurity removal cavity is formed among the first baffle, the second baffle and the impurity removal pipeline, a plurality of air inlets are formed in the first baffle, a plurality of air outlets are formed in the second baffle, and the impurity removal plate is arranged on the end face, opposite to the first baffle, of the second baffle. According to the automobile exhaust emission pipeline with the impurity removal function, impurity removal treatment is performed on gas entering the inner cavity of the flowmeter, so that on one hand, impurities in the gas are prevented from being adsorbed inside the flowmeter, and the service life of transmission parts such as an impeller and the like inside the flowmeter is prolonged; on the other hand, the measurement accuracy is increased.
Description
Technical Field
The invention relates to the technical field of automobile exhaust emission equipment, in particular to an automobile exhaust emission pipeline with an impurity removal function.
Background
The turbine gas flowmeter is mainly used for measuring the flow of medium fluids such as air, nitrogen, oxygen, hydrogen, methane, natural gas, steam and the like in an industrial pipeline, and is hardly influenced by parameters such as fluid density, pressure, temperature, viscosity and the like when the working condition volume flow is measured. The traditional turbine type gas flowmeter is characterized in that gas enters a shell through an air inlet channel, the flow of the gas drives a turbine in the shell to rotate, the gas flow rate and the rotating speed of an impeller are in a linear relation, the flow rate is larger, the rotating speed of the turbine is faster, and the flow rate of the gas is accumulated and measured through a mechanical technical device. The turbine type gas flowmeter is also applied to the measurement of automobile exhaust, and because impurities are contained in gas discharged by the automobile exhaust, the impurities in the gas are adhered to a rotating shaft of the turbine to cause the rotating shaft of the turbine to be easily worn, the flowmeter is easily worn, and on the other hand, impurities contained in the gas easily cause the measurement of the flowmeter to have certain errors.
Disclosure of Invention
In order to solve the technical problems in the background art, the invention provides an automobile exhaust emission pipeline with an impurity removal function.
The invention provides an automobile exhaust emission pipeline with an impurity removal function, which comprises a flowmeter and a tail gas pipe, wherein:
the flowmeter comprises a main shell, a first baffle, a second baffle, an impurity removal pipeline and an impurity removal plate;
the main casing body has inlet channel and outlet channel, the one end and the inlet channel intercommunication of edulcoration pipeline, the other end and the exhaust pipe intercommunication of edulcoration pipeline, first baffle and second baffle are installed in the edulcoration pipeline, the second baffle is close to the main casing body, first baffle, form the edulcoration cavity between second baffle and the edulcoration pipeline, it has a plurality of inlet port to open on the first baffle, it has a plurality of venthole to open on the second baffle, the edulcoration board is installed on the terminal surface that second baffle is relative with first baffle.
As a further optimized scheme of the invention, the air outlet holes and the air inlet holes are arranged in a staggered manner.
As a further optimized scheme of the invention, an impurity removing column is fixed between the first baffle and the second baffle, and an impurity removing plate is coated outside the impurity removing column.
As a further optimized scheme of the invention, the impurity removing column comprises a main column and a plurality of branch columns, the main column is fixed between the first baffle and the second baffle, and the plurality of branch columns are fixed on the side surfaces of the branch columns.
As a further optimized scheme of the invention, the impurity removal pipeline comprises a normal-pressure impurity removal pipeline, a pressurization impurity removal pipeline and a pressure-stabilizing impurity removal pipeline, the normal-pressure impurity removal pipeline, the pressurization impurity removal pipeline and the pressure-stabilizing impurity removal pipeline are communicated with each other in sequence, and the pressure-stabilizing impurity removal pipeline is communicated with the air inlet channel.
As a further optimized scheme of the invention, the inner diameter of the pressurizing impurity removal pipeline is gradually reduced from the direction far away from the pressure stabilizing impurity removal pipeline to the direction close to the pressure stabilizing impurity removal pipeline.
As a further optimized scheme of the invention, the inner wall of the supercharging impurity removal pipeline is adhered with an impurity removal plate.
As a further optimized scheme of the invention, the inner diameter of the pressure-stabilizing impurity-removing pipeline is equal to that of the normal-pressure impurity-removing pipeline.
As a further optimized scheme of the invention, a first baffle and a second baffle are arranged in the normal-pressure impurity removal pipeline, the pressurization impurity removal pipeline and the pressure stabilization impurity removal pipeline.
As a further optimized scheme of the invention, the impurity removing plate is provided with a plurality of hooked bristles, and the impurity removing plate can be the surface of the magic tape with the hooked bristles.
According to the automobile exhaust emission pipeline with the impurity removal function, automobile exhaust enters the flowmeter through the exhaust pipe, and impurity removal treatment is performed on gas entering the inner cavity of the flowmeter, so that on one hand, impurities in the gas are prevented from being adsorbed inside the flowmeter, and the service life of transmission parts such as an impeller and the like inside the flowmeter is prolonged; on the other hand, the measurement accuracy is increased.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of an impurity removal pipeline according to the present invention;
FIG. 3 is a cross-sectional view of an impurity removal conduit according to the present invention;
FIG. 4 is an enlarged view of a portion of the area A according to the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar designations denote like or similar elements or elements having like or similar functionality throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
It will be understood that the terms "central," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in an orientation or positional relationship indicated in the drawings for convenience and simplicity of description only and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
An automobile exhaust emission pipeline with impurity removal function as shown in fig. 1-4 comprises a flow meter and an exhaust pipe 8, wherein:
the flow meter includes: the device comprises a main shell 1, a first baffle 3, a second baffle 4, an impurity removal pipeline 2 and an impurity removal plate 5;
the main shell body 1 is provided with an air inlet channel 10 and an air outlet channel 11, one end of an impurity removal pipeline 2 is communicated with the air inlet channel 10, the other end of the impurity removal pipeline 2 is communicated with a tail gas pipe 8, a first baffle 3 and a second baffle 4 are installed in the impurity removal pipeline 2, the second baffle 4 is close to the main shell body 1, an impurity removal cavity is formed among the first baffle 3, the second baffle 4 and the impurity removal pipeline 2, the first baffle 3 is provided with a plurality of air inlets 30, the second baffle 4 is provided with a plurality of air outlets 40, the air outlets 40 and the air inlets 30 are arranged in a staggered mode, and the impurity removal plate 5 is installed on the end face, opposite to the first baffle 3, of the second baffle 4;
an impurity removing column 6 is fixed between the first baffle 3 and the second baffle 4, an impurity removing plate 5 is coated outside the impurity removing column 6, the impurity removing column 6 comprises a main column 60 and a plurality of branch struts 61, the main column 60 is fixed between the first baffle 3 and the second baffle 4, and the plurality of branch struts 61 are fixed on the side surfaces of the branch struts 61;
the impurity removing pipeline 2 comprises a normal-pressure impurity removing pipeline 20, a pressurizing impurity removing pipeline 21 and a pressure-stabilizing impurity removing pipeline 22, the normal-pressure impurity removing pipeline 20, the pressurizing impurity removing pipeline 21 and the pressure-stabilizing impurity removing pipeline 22 are sequentially communicated with one another, the pressure-stabilizing impurity removing pipeline 22 is communicated with the air inlet channel 10, the inner diameter of the pressurizing impurity removing pipeline 21 is gradually reduced from the direction far away from the pressure-stabilizing impurity removing pipeline 22 to the direction close to the pressure-stabilizing impurity removing pipeline 22, impurity removing plates 5 are adhered to the inner wall of the pressurizing impurity removing pipeline 21, the inner diameter of the pressure-stabilizing impurity removing pipeline 22 is equal to that of the normal-pressure impurity removing pipeline 20, and a first baffle 3 and a second baffle 4 are installed;
the sundries removing plate 5 is provided with a plurality of hook-shaped bristles, and the sundries removing plate 5 can be made of a surface of a magic tape with the hook-shaped bristles.
In the working process of the embodiment, the normal pressure impurity removing pipeline 20 is connected with an external air inlet pipe, the pressure stabilizing impurity removing pipeline 22 is communicated with the air inlet channel 10 of the main shell 1, external air enters through the normal pressure impurity removing pipeline 20 through the air inlet holes 30 on the first baffle 3 in the normal pressure impurity removing pipeline 20, the air flows in the normal pressure impurity removing pipeline 20 and collides with the impurity removing column 6, impurities such as dust in the air are adhered to the impurity removing column and the impurity removing plate 5 on the second baffle 4, the air discharged from the air outlet holes 40 in the normal pressure impurity removing pipeline 20 enters the pressurizing impurity removing pipeline 21, the pressure of the air is increased and the flow speed of the air is increased in the process that the air flows from the large-diameter end to the small-diameter end of the impurity removing pipeline 21, the air collides with the impurity removing plate 5 on the inner wall of the pressurizing impurity removing pipeline 21, the impurity removing column 5 in the pressurizing impurity removing pipeline 21 and the impurity removing plate 5 on the impurity removing plate 4, when the gas discharged from the impurity removing pipeline 21 enters the pressure stabilizing impurity removing pipeline 22, the gas is subjected to impurity removal for the third time in the pressure stabilizing impurity removing pipeline 22, and the gas flow rate is reduced, so that the gas flow rate is close to the flow rate when the gas enters the normal pressure impurity removing pipeline 20.
In the embodiment, the air outlet holes 40 and the air inlet holes 30 are preferably arranged in a staggered manner, so that the collision between the air and the impurity removing plate 5 on the second baffle 4 is increased, and the impurity removing efficiency is increased.
In this embodiment is preferred, be fixed with edulcoration post 6 between first baffle 3 and the second baffle 4, the outside cladding of edulcoration post 6 has impurity removal board 5, and the collision of increase gas and impurity removal post 6 increases edulcoration efficiency.
In the present embodiment, it is preferable that the trash column 6 includes a main column 60 and a plurality of subsidiary columns 61, the main column 60 is fixed between the first barrier 3 and the second barrier 4, and the plurality of subsidiary columns 61 are fixed to the sides of the subsidiary columns 61, increasing the outer surface area of the trash column 6, thereby increasing trash efficiency.
In this embodiment, preferably, the impurity removing pipeline 2 includes a normal pressure impurity removing pipeline 20, a pressurization impurity removing pipeline 21 and a pressure stabilization impurity removing pipeline 22, the normal pressure impurity removing pipeline 20, the pressurization impurity removing pipeline 21 and the pressure stabilization impurity removing pipeline 22 are sequentially communicated with each other, wherein the pressure stabilization impurity removing pipeline 22 is communicated with the gas inlet channel 10, gas is subjected to primary dust removal and other impurities through the normal pressure impurity removing pipeline 20, the gas is pressurized in the pressurization impurity removing pipeline 21, the gas flow rate is further increased, and secondary dust removal is performed; and (3) carrying out third impurity removal on the gas in the constant-pressure impurity removal pipeline 22, and reducing the gas flow rate to make the gas flow rate approximate to the flow rate when the gas enters the normal-pressure impurity removal pipeline 20.
In the embodiment, it is preferable that the inner diameter of the pressure-increasing impurity-removing pipeline 21 gradually decreases from the direction away from the pressure-stabilizing impurity-removing pipeline 22 to the direction close to the pressure-stabilizing impurity-removing pipeline 22, and when the gas flows from the large inner diameter end to the small inner diameter end, the flow speed increases and the pressure increases.
In this embodiment, it is preferred that pressure boost edulcoration pipeline 21 inner wall is pasted and is had edulcoration board 5, and when gas entered into pressure boost edulcoration pipeline 21 on, gas flows from big radial little internal diameter direction in the interior, and gas is when flowing on in-process and pressure boost edulcoration pipeline 21, and the change of internal diameter increases gaseous velocity of flow and pressure, and then increases the collision of gas and edulcoration board 5, increases edulcoration efficiency.
In the present embodiment, it is preferable that the inner diameter of the constant pressure impurity removing pipeline 22 is equal to the inner diameter of the normal pressure impurity removing pipeline 20, so that the flow rate and pressure of the gas discharged from the constant pressure impurity removing pipeline 22 are close to those in the normal pressure impurity removing pipeline 20.
In this embodiment, it is preferred that first baffle 3 and second baffle 4 are all installed in ordinary pressure edulcoration pipeline 20, pressure boost edulcoration pipeline 21 and the steady voltage edulcoration pipeline 22, increase edulcoration efficiency and effect.
In this embodiment, it is preferable that the sundry removing plate 5 has a plurality of bristles with hook shapes, so as to fix the impurities in the dust lamp conveniently, and the sundry removing plate 5 can be made of one surface of a magic tape with the hook-shaped bristles.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911200892.9A CN110895162A (en) | 2019-11-29 | 2019-11-29 | Automobile exhaust emission pipeline with impurity removal function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911200892.9A CN110895162A (en) | 2019-11-29 | 2019-11-29 | Automobile exhaust emission pipeline with impurity removal function |
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| Publication Number | Publication Date |
|---|---|
| CN110895162A true CN110895162A (en) | 2020-03-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911200892.9A Pending CN110895162A (en) | 2019-11-29 | 2019-11-29 | Automobile exhaust emission pipeline with impurity removal function |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3048929A1 (en) * | 1980-12-24 | 1982-07-22 | Dürr Innovation GmbH, 7000 Stuttgart | Brush surfaced partition in dust separator - between turbulent flow inlet conduit and lateral sepn. chambers |
| US4871515A (en) * | 1987-07-16 | 1989-10-03 | Man Technologie Gmbh | Electrostatic filter |
| US6102976A (en) * | 1997-05-21 | 2000-08-15 | Sumitomo Electric Industries, Ltd. | Exhaust gas purifier |
| CN1431389A (en) * | 2003-02-17 | 2003-07-23 | 清华大学 | Single Channel radial Drum type device for filtering small particles in tail gas of diesel cars |
| CN204941651U (en) * | 2015-07-16 | 2016-01-06 | 福建省帝联电子商务有限公司 | Vehicle exhaust dust removal mechanism |
| CN107339134A (en) * | 2017-03-13 | 2017-11-10 | 韩俊峰 | A kind of device that vehicle exhaust is purified using steam |
| CN108843427A (en) * | 2018-06-12 | 2018-11-20 | 重庆昊润信息技术有限公司 | Automobile tail gas purification system |
| CN209100115U (en) * | 2018-08-24 | 2019-07-12 | 广东宾士动力科技有限公司 | A kind of generating set clarifier |
| CN211042369U (en) * | 2019-11-29 | 2020-07-17 | 安徽中鼎流体系统有限公司 | Automobile exhaust emission pipeline with impurity removal function |
-
2019
- 2019-11-29 CN CN201911200892.9A patent/CN110895162A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3048929A1 (en) * | 1980-12-24 | 1982-07-22 | Dürr Innovation GmbH, 7000 Stuttgart | Brush surfaced partition in dust separator - between turbulent flow inlet conduit and lateral sepn. chambers |
| US4871515A (en) * | 1987-07-16 | 1989-10-03 | Man Technologie Gmbh | Electrostatic filter |
| US6102976A (en) * | 1997-05-21 | 2000-08-15 | Sumitomo Electric Industries, Ltd. | Exhaust gas purifier |
| CN1431389A (en) * | 2003-02-17 | 2003-07-23 | 清华大学 | Single Channel radial Drum type device for filtering small particles in tail gas of diesel cars |
| CN204941651U (en) * | 2015-07-16 | 2016-01-06 | 福建省帝联电子商务有限公司 | Vehicle exhaust dust removal mechanism |
| CN107339134A (en) * | 2017-03-13 | 2017-11-10 | 韩俊峰 | A kind of device that vehicle exhaust is purified using steam |
| CN108843427A (en) * | 2018-06-12 | 2018-11-20 | 重庆昊润信息技术有限公司 | Automobile tail gas purification system |
| CN209100115U (en) * | 2018-08-24 | 2019-07-12 | 广东宾士动力科技有限公司 | A kind of generating set clarifier |
| CN211042369U (en) * | 2019-11-29 | 2020-07-17 | 安徽中鼎流体系统有限公司 | Automobile exhaust emission pipeline with impurity removal function |
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Application publication date: 20200320 |