阅读说明：本技术 一种汽车尾气充分处理装置 (Automobile exhaust fully-processing device ) 是由 陈思涛 范德围 杨振国 陈开源 古文杰 倪宇堃 陈蓬勃 于 2020-12-16 设计创作，主要内容包括：本发明公开了一种汽车尾气充分处理装置,包括三通管道,所述三通管道内设置有中心腔、输入管、高温管和加热管,所述中心腔连通输入管、高温管和加热管,所述高温管远离中心腔的一端连接有第一三元催化器,所述加热管内安装有加热片,所述加热管远离中心腔的一端连接有第二三元催化器,所述中心腔内设置有调节机构,所述调节机构包括摇臂和挡板。本发明结构简单,利用排出气体的温度差对不合格的排出气体单独进行处理,从而实现对汽车尾气的充分处理作用,保护三元催化器,提高其使用寿命,同时保证排放的气体均经过有效的净化和处理,切实起到保护环境的作用。(The invention discloses an automobile exhaust sufficient treatment device which comprises a three-way pipeline, wherein a central cavity, an input pipe, a high-temperature pipe and a heating pipe are arranged in the three-way pipeline, the central cavity is communicated with the input pipe, the high-temperature pipe and the heating pipe, one end, far away from the central cavity, of the high-temperature pipe is connected with a first three-way catalyst, a heating sheet is arranged in the heating pipe, one end, far away from the central cavity, of the heating pipe is connected with a second three-way catalyst, an adjusting mechanism is arranged in the central cavity, and the adjusting mechanism comprises a rocker arm and a baffle. The invention has simple structure, and can independently treat unqualified exhaust gas by utilizing the temperature difference of the exhaust gas, thereby realizing the full treatment effect on the automobile exhaust, protecting the three-way catalyst, prolonging the service life of the three-way catalyst, simultaneously ensuring that the discharged gas is effectively purified and treated, and practically playing the role of protecting the environment.)

1. The automobile exhaust sufficient treatment device comprises a three-way pipeline (1) and is characterized in that a central cavity (8), an input pipe (6), a high-temperature pipe (5) and a heating pipe (7) are arranged in the three-way pipeline (1), the central cavity (8) is communicated with the input pipe (6), the high-temperature pipe (5) and the heating pipe (7), one end, far away from the central cavity (8), of the high-temperature pipe (5) is connected with a first three-way catalyst (2), a heating sheet (4) is arranged in the heating pipe (7), one end, far away from the central cavity (8), of the heating pipe (7) is connected with a second three-way catalyst (2 '), purifying agents (3) are arranged in the first three-way catalyst (2) and the second three-way catalyst (2'), and an adjusting mechanism is arranged in the central cavity (8);

the adjusting mechanism comprises a rocker arm (10) and a baffle plate (9), a rocker arm shaft (11) is fixedly mounted on the inner wall of the central cavity (8), the rocker arm (10) is rotatably connected with the rocker arm shaft (11), the baffle plate (9) is arranged at one end of the rocker arm (10), the surface of the baffle plate (9) is in sliding contact with the inner wall of the central cavity (8), and the other end of the rocker arm (10) is rotatably connected with an automatic telescopic mechanism;

automatic telescopic machanism includes first flexible cover (13), connecting axle (12), memory metal axle (14) and the flexible cover of second (15), insert respectively at the both ends of connecting axle (12) and establish in first flexible cover (13) and the flexible cover of second (15), first flexible cover (13) is rotated with the inner wall of center chamber (8) and is connected, the flexible cover of second (15) is rotated with rocking arm (10) and is connected, memory metal axle (14) cup joint on connecting axle (12) and both ends respectively with first flexible cover (13), the flexible cover of second (15) fixed connection.

2. The device for sufficiently treating the automobile exhaust according to claim 1, wherein the rocker arm (10) is made of a poor thermal conductor.

3. The automobile exhaust gas fully processing device according to claim 1 or 2, characterized in that the memory metal shaft (14) is of a spiral structure.

4. The device for fully treating the automobile exhaust according to claim 1, wherein the first telescopic sleeve (13) and the second telescopic sleeve (15) are respectively provided with a limiting groove, and the connecting shaft (12) is provided with a limiting block corresponding to the limiting grooves.

5. The device for sufficiently treating the automobile exhaust according to claim 1, wherein a turning angle is arranged in the heating pipe (7), and the heating plate (4) is arranged at one end of the turning angle far away from the central cavity (8).

6. The device for sufficiently treating the automobile exhaust according to claim 1, wherein the input pipe (6) is coaxially arranged with the high temperature pipe (5).

7. The automobile exhaust gas full processing device according to claim 1, characterized in that the high temperature pipe (5) and the heating pipe (7) have the same pipe diameter, and the baffle plate (9) can block the high temperature pipe (5) or the heating pipe (7).

8. The automobile exhaust gas full processing device according to claim 1, characterized in that the surface of the baffle plate (9) in sliding contact with the inner wall of the central cavity (8) is a spherical surface, and the inner wall of the central cavity (8) is a cambered surface tangent to the spherical surface.

Technical Field

The invention relates to the technical field of automobile exhaust treatment, in particular to an automobile exhaust sufficient treatment device.

Background

When an automobile is used, exhaust gas is generated, the exhaust gas contains hundreds of different compounds, and pollutants comprise solid suspended particles, carbon monoxide, carbon dioxide, hydrocarbons, nitrogen oxides, lead, sulfur oxides and the like, so the automobile exhaust gas needs to be treated before being released into the air, and the treated exhaust gas can effectively reduce harmful components in the exhaust gas, wherein the purifying agent in the three-way catalyst can effectively oxidize HC compounds into water (H2O) and carbon dioxide at high temperature, reduce NOx into nitrogen and oxygen, and oxidize CO into colorless and nontoxic carbon dioxide gas at high temperature.

However, the three-way catalyst must work in a proper temperature environment, the three-way catalyst in a normal temperature environment has no treatment effect on exhaust gas, when an automobile is started or is not normally ignited, the temperature of an engine is insufficient, the discharged gas is not sufficiently combusted and has too low temperature, low-temperature gas which is not combusted enters the three-way catalyst, the insufficiently combusted gas is combusted again in the three-way catalyst, and then the problem that the temperature of the three-way catalyst is too high is caused, the three-way catalyst is damaged by the too high temperature, and the reaction catalysis effect on the gas cannot be realized by the too low temperature and the too high temperature, so that the efficiency of treating the exhaust gas is greatly reduced, and a large amount of harmful gas is discharged into the air.

Disclosure of Invention

The invention aims to provide a device for sufficiently treating automobile exhaust, which can stabilize the working temperature of a three-way catalyst and improve the exhaust treatment effect.

In order to achieve the purpose, the invention adopts the following technical scheme:

a device for fully treating automobile exhaust comprises a three-way pipeline, wherein a central cavity, an input pipe, a high-temperature pipe and a heating pipe are arranged in the three-way pipeline, the central cavity is communicated with the input pipe, the high-temperature pipe and the heating pipe, one end, far away from the central cavity, of the high-temperature pipe is connected with a first three-way catalyst, a heating sheet is installed in the heating pipe, one end, far away from the central cavity, of the heating pipe is connected with a second three-way catalyst, a purifying agent is arranged in the second three-way catalyst of the first three-way catalyst, and an adjusting mechanism is arranged;

the adjusting mechanism comprises a rocker arm and a baffle plate, a rocker arm shaft is fixedly mounted on the inner wall of the central cavity, the rocker arm is rotatably connected with the rocker arm shaft, the baffle plate is arranged at one end of the rocker arm, the surface of the baffle plate is in sliding contact with the inner wall of the central cavity, and the other end of the rocker arm is rotatably connected with an automatic telescopic mechanism;

the automatic telescopic mechanism comprises a first telescopic sleeve, a connecting shaft, a memory metal shaft and a second telescopic sleeve, wherein two ends of the connecting shaft are respectively inserted into the first telescopic sleeve and the second telescopic sleeve, the first telescopic sleeve is rotatably connected with the inner wall of the central cavity, the second telescopic sleeve is rotatably connected with the rocker arm, the memory metal shaft is sleeved on the connecting shaft, and two ends of the memory metal shaft are respectively fixedly connected with the first telescopic sleeve and the second telescopic sleeve.

Preferably, the rocker arm is made of a poor thermal conductor.

Preferably, the memory metal shaft has a helical structure.

Preferably, the first telescopic sleeve and the second telescopic sleeve are both internally provided with a limiting groove, and the connecting shaft is provided with a limiting block corresponding to the limiting groove.

Preferably, a turning angle is arranged in the heating pipe, and the heating sheet is provided with one end of the turning angle, which is far away from the central cavity.

Preferably, the input pipe and the high-temperature pipe are arranged coaxially.

Preferably, the pipe diameter of the high-temperature pipe is the same as that of the heating pipe, and the baffle can block the high-temperature pipe or the heating pipe.

Preferably, the surface of the baffle plate in sliding contact with the inner wall of the central cavity is a spherical surface, and the inner wall of the central cavity is an arc surface tangent to the spherical surface.

Compared with the prior art, the invention has the beneficial effects that:

1. through using the tee bend pipeline, carry out classification to automobile output gas, the not abundant and lower gas of temperature of burning can influence the state of memory metal axle, and the change of state realizes the pulling up of automatic telescopic machanism, realizes then the rotation of baffle, closes high temperature tube one end, opens heating pipe one end, heats and fully burns gas in the heating pipe, guarantees three way catalyst converter's normal efficient work then.

2. This device simple structure utilizes exhaust gas's temperature difference to handle unqualified exhaust gas alone to the realization is to automobile exhaust's abundant treatment effect, protects the three way catalyst converter, improves its life, guarantees simultaneously that the gas of emission all passes through effectual purification and processing, plays the effect of environmental protection conscientiously.

Drawings

FIG. 1 is a schematic structural diagram of an apparatus for fully treating automobile exhaust according to the present invention;

FIG. 2 is a schematic diagram of the internal structure of a tee pipe in the automobile exhaust gas full treatment device provided by the invention.

In the figure: the device comprises a three-way pipeline 1, a first three-way catalyst 2, a second three-way catalyst 2', a purifying agent 3, a heating sheet 4, a high-temperature pipe 5, an input pipe 6, a heating pipe 7, a central cavity 8, a baffle 9, a rocker arm 10, a rocker arm shaft 11, a connecting shaft 12, a first telescopic sleeve 13, a memory metal shaft 14 and a second telescopic sleeve 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-2, an automobile exhaust fully-processing device comprises a three-way pipe 1, a central cavity 8, an input pipe 6, a high-temperature pipe 5 and a heating pipe 7 are arranged in the three-way pipe 1, the central cavity 8 is communicated with the input pipe 6, the high-temperature pipe 5 and the heating pipe 7, one end of the high-temperature pipe 5 far away from the central cavity 8 is connected with a first three-way catalyst 2, a heating sheet 4 is arranged in the heating pipe 7, one end of the heating pipe 7 far away from the central cavity 8 is connected with a second three-way catalyst 2 ', purifying agents 3 are respectively arranged in the first three-way catalyst 2 and the second three-way catalyst 2', an adjusting mechanism is arranged in the central cavity 8, the adjusting mechanism comprises a rocker arm 10 and a baffle plate 9, the baffle plate 9 is fixedly connected to one end of the rocker arm 10, a rocker arm shaft 11 is fixedly arranged on the inner wall of the, the automatic telescopic mechanism comprises a first telescopic sleeve 13, a connecting shaft 12, a memory metal shaft 14 and a second telescopic sleeve 15, two ends of the connecting shaft 12 are respectively inserted into the first telescopic sleeve 13 and the second telescopic sleeve 15, the first telescopic sleeve 13 is rotatably connected with the inner wall of the central cavity 8, the second telescopic sleeve 15 is rotatably connected with the rocker arm 10, the memory metal shaft 14 is sleeved on the connecting shaft 12, two ends of the memory metal shaft are respectively fixedly connected with the first telescopic sleeve 13 and the second telescopic sleeve 15, and the surface of the baffle plate 9 is contacted with the inner wall of the central cavity 8.

The rocker arm 10 is made of a poor thermal conductor. The hot bad conductor can avoid gaseous because the permanent contact with baffle 9 generates heat, then conducts through rocking arm 10 to the flexible cover 15 of second on, avoids causing the influence to memory metal axle 14. Limiting grooves are formed in the first telescopic sleeve 13 and the second telescopic sleeve 15, and limiting blocks corresponding to the limiting grooves are arranged on the connecting shaft 12. The limiting block and the limiting groove play a limiting role, and control the range of relative movement among the first telescopic sleeve 13, the connecting shaft 12 and the second telescopic sleeve 15. The rocker arm 10 is connected to the inner wall of the central chamber 8 by a telescopic mechanism. The memory metal shaft 14 is a spiral structure, and the spiral structure realizes a more obvious length change when the spiral structure is deformed under the influence of temperature. A turning angle is arranged in the heating pipe 7, and the heating sheet 4 is provided with one end of the turning angle far away from the central cavity 8. The turning angle is set to pull the distance between the heating plate 4 and the central cavity 8, so as to avoid the obvious temperature influence on the central cavity 8 caused by the heating plate 4. The input pipe 6 and the high-temperature pipe 5 are coaxially arranged, and when the gasoline is fully combusted, fully combusted gas can quickly enter the high-temperature pipe 5 through the input pipe 6 and the central cavity 8.

The high-temperature pipe 5 of this embodiment is the same with the pipe diameter of heating pipe 7, ensures that the rocking arm 10 drive when baffle 9 rotates, the baffle can effectively block off high-temperature pipe 5 or heating pipe 7.

The surface of the baffle 9 in sliding contact with the inner wall of the central cavity 8 is a spherical surface, and the inner wall of the central cavity 8 is a cambered surface tangent to the spherical surface, so that the baffle 9 can slide more smoothly in the central cavity.

In the invention, one end of an input pipe 6 of a three-way pipeline 1 is connected with an exhaust pipeline of an automobile, one ends of a first three-way catalyst 2 and a second three-way catalyst 2' far away from the three-way pipeline 1 are respectively communicated with the external environment, when the automobile is abnormally ignited, the gas exhausted from an engine has the problems of insufficient combustion and low gas temperature, the exhausted gas enters a central cavity 8 through the input pipe 6, a rocker arm 10 is in a horizontal state when the automobile is in an initial state (shown in figure 2) without starting, a baffle plate 9 is in a vertical state, a high-temperature pipe 5 can be blocked by the baffle plate 9, a memory metal shaft 14 in a normal-temperature state is in a stretching state, the corresponding exhausted gas in a low-temperature state has no effect on the memory metal shaft 14, an automatic telescopic mechanism can continuously have a downward acting force on one end of the rocker arm 10, and the baffle plate 9 can also be continuously in a, the discharged gas is introduced into the heating pipe 7, the heating sheet 4 is arranged in the heating pipe 7, the heating sheet 4 has heating effect on the gas which is not fully combusted to promote the gas to be fully combusted, oxygen is introduced at the heating plate 4 to assist combustion under appropriate conditions, and the low-temperature gas can be heated to a sufficient temperature, wherein the heating pipe 7 has a certain length, and a distance is also arranged between the heating sheet 4 and the second three-way catalyst 2', the unburned low-temperature gas is fully combusted at the heating plate 4, and enters the second three-way catalyst 2 'for purification treatment after being cooled for a certain distance, at the moment, the temperature of the gas entering the second three-way catalyst 2' is lower than the highest temperature which the second three-way catalyst 2 'can bear and higher than the lowest temperature of normal operation, and the gas suitable for reaction catalysis is discharged after being treated by the second three-way catalyst 2'.

When the automobile normally runs, the engine fully burns gasoline, fully burnt gas is introduced into the three-way pipeline 1, the gas enters the central cavity 8 through the input pipe 6, the temperature of the fully burnt gas is high, the memory metal shaft 14 in the expanded stretching state in the low-temperature state is influenced by high temperature, the spiral structure can automatically deform and contract, two ends of the memory metal shaft 14 are respectively connected with the first telescopic sleeve 13 and the second telescopic sleeve 15, the memory metal shaft 14 can be drawn close to the distance between the first telescopic sleeve 13 and the second telescopic sleeve 15 in the contraction process, namely the automatic telescopic mechanism is in a short state, the shortened automatic telescopic mechanism can pull the rocker arm 10 connected with the shortened automatic telescopic mechanism, the rocker arm 10 can clockwise rotate by taking the rocker arm shaft 11 as the center, the rotation of the rocker arm shaft 11 can drive the baffle plate 9 to rotate, and the baffle plate 9 correspondingly rotates from a vertical state (as shown in figure 2) to a horizontal state, one end of the high-temperature pipe 5 is opened, one end of the heating pipe 7 is closed, gas which is fully combusted enters the high-temperature pipe 5 through the input pipe 6 and the central cavity 8, the gas directly enters the first three-way catalytic converter 2 and is purified by the purifying agent 3, and the purified gas can be discharged.

When the automobile is in an idling state, the engine running at a low speed still consumes gasoline, the corresponding gasoline is easy to burn and insufficiently discharges, the temperature can slowly drop when the automobile runs at the low speed, the temperature in the three-way pipe 1 can drop at the moment, the memory metal shaft 14 can be automatically changed from a shrinkage state to a stretching state under the influence of the temperature, namely, the rocker arm 10 can automatically rotate anticlockwise, the baffle plate 9 then opens the heating pipe 7 and blocks the high-temperature pipe 5, insufficiently-burnt low-temperature gas enters the heating pipe 7 and can be introduced into the second three-way catalyst 2' after being treated, and finally discharged gas is effectively purified.

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.