CN212003321U

CN212003321U - Automobile exhaust treatment device body

Info

Publication number: CN212003321U
Application number: CN202020456093.XU
Authority: CN
Inventors: 孙家晓; 薛超; 唐磊
Original assignee: Qingdao Wangshengyuan Metal Technology Co ltd
Current assignee: Qingdao Wangshengyuan Metal Technology Co ltd
Priority date: 2020-04-01
Filing date: 2020-04-01
Publication date: 2020-11-24
Anticipated expiration: 2030-04-01

Abstract

The utility model discloses an automobile exhaust treatment device body, which comprises an exhaust pipe, a three-way catalyst and a silicon carbide filter, wherein the tail end of the exhaust pipe is connected with the filter, an activated carbon filter element is arranged in the filter, the other end of the filter is connected with a first exhaust tail pipe, the other end of the first exhaust tail pipe is connected with the three-way catalyst, an oxygen sensor is arranged on the shell of the three-way catalyst, a shock pad is arranged in the three-way catalyst, a carrier catalyst is arranged in the shock pad, the other end of the three-way catalyst is connected with a second exhaust tail pipe, the other end of the second exhaust tail pipe is connected with the silicon carbide filter, the other end of the silicon carbide filter is connected with a silencer, a water tank is sleeved above the top end of the filter and the end of the silicon carbide, the utility model discloses under effective filterable prerequisite, reduce gaseous temperature simultaneously, improve tail gas processing apparatus's life-span.

Description

Automobile exhaust treatment device body

Technical Field

The utility model relates to an automotive equipment technical field specifically is an automobile exhaust processing apparatus body.

Background

An automobile exhaust purifier is a purifier, and in order to control the exhaust pollution of an automobile and reduce the emission of carbon monoxide, black smoke and other toxic gases, a ceramic catalytic converter for automobile exhaust treatment is used on the automobile from the end of the 70 s. In the technological development of the past decades, automobile manufacturers have used many different ways to reduce emission pollution, such as exhaust gas circulation, fuel tank vapor recovery, and engine electronic control system, but catalytic converters have been the most effective method for reducing harmful exhaust emission, and the existing automobile exhaust treatment uses three-way catalytic converters to reduce harmful gases in the exhaust, and the long-term high-temperature gases tend to accelerate the aging of the exhaust treatment device, and at the same time, during the use of the automobile; the appearance of circumstances such as driving habit, road jam can have the gas mixture that does not burn to get into three way catalyst converter or road surface tail gas and pile up and get into three way catalyst converter, makes three way catalyst converter easily ageing, for this, this practical design an automobile exhaust treatment device body.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems in the prior art and providing an automobile exhaust treatment device body.

In order to achieve the above object, the utility model provides a following technical scheme: including tail gas pipe, three way catalyst converter and carborundum filter, tail gas pipe end-to-end connection has the filter, be provided with the activated carbon filter core in the filter, the filter other end is connected with first exhaust tail pipe, the first exhaust tail pipe other end is connected with three way catalyst converter, be provided with the oxygen sensor on the three way catalyst converter shell, the inside shock pad that is provided with of three way catalyst converter, be provided with carrier catalyst in the shock pad, the three way catalyst converter other end is connected with second exhaust tail pipe, the second exhaust tail pipe other end is connected with the carborundum filter, the carborundum filter other end is connected with the muffler, the top cover has the basin between filter top and the carborundum filter end, the basin upper end is provided with the water inlet, and.

Preferably, both ends of the filter are connected with the tail gas pipe and the first exhaust tail pipe through a welding technology.

Preferably, one end of the first tail pipe and one end of the second tail pipe are flanges, and the flanges correspond to flanges at two ends of the three-way catalyst.

Preferably, both ends of the silicon carbide filter are connected with the second tail pipe and the silencer through welding technology.

Preferably, the water tank consists of two semicircular grooves, ring openings corresponding to the filter and the silicon carbide filter are arranged at two ends of the water tank, and sealing strips are arranged at the joints between the semicircular grooves and the joints between the ring openings.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses under effective filterable prerequisite, reduce gaseous temperature simultaneously, improve tail gas processing apparatus's life-span.

Drawings

Fig. 1 is the structure schematic diagram of the body of the automobile exhaust treatment device of the utility model.

Fig. 2 is a schematic view of the structure of the water tank of the present invention.

In the figure: 1-tail gas pipe, 2-filter, 3-active carbon filter core, 4-first tail gas pipe, 5-three-way catalyst, 6-oxygen sensor, 7-shock pad, 8-carrier catalyst, 9-second tail gas pipe, 10-silicon carbide filter, 11-silencer, 12-water tank, 13-water inlet, 14-electromagnetic valve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: the three-way catalytic converter comprises a tail gas pipe 1, a three-way catalytic converter 5 and a silicon carbide filter 10, wherein the tail gas pipe 1 is connected with a filter 2 at the tail end, the tail gas pipe 1 and a first exhaust tail pipe 4 are connected with the two ends of the filter 2 through a welding technology, an activated carbon filter element 3 is arranged in the filter 2, the activated carbon filter element 3 can filter out partial harmful gas and reduce particulate matters to pile up the three-way catalytic converter 5, the other end of the filter 2 is connected with the first exhaust tail pipe 4, the other end of the first exhaust tail pipe 4 is connected with the three-way catalytic converter 5, one end of the first exhaust tail pipe 4 and one end of the second exhaust tail pipe 9 are flanges, the flanges correspond to the flanges at the two ends of the three-way catalytic converter 5, an oxygen sensor 6 is arranged on the shell of the three-way catalytic converter 5, a, the harmful gas can generate oxidation-reduction reaction after passing through a carrier catalyst 8, so that the discharged tail gas is purified, the other end of the three-way catalyst 5 is connected with a second tail pipe 9, the other end of the second tail pipe 9 is connected with a silicon carbide filter 10, two ends of the silicon carbide filter 10 are both connected with the second tail pipe 9 and a silencer 11 through welding technology, a forward and reverse filtering mechanism of the silicon carbide filter 10 can block slag and filter, the forward filtering can further filter the discharged gas, the reverse filtering can prevent the tail gas formed by road blockage from accumulating into the three-way catalyst 5, the other end of the silicon carbide filter 10 is connected with the silencer 11, a water tank 12 is sleeved above the top end of the filter 2 and the tail end of the silicon carbide filter 10, the upper end of the water tank 12 is provided with a water inlet 13, and the lower end of the water tank 12 is provided with an electromagnetic, the water tank 12 is composed of two semicircular grooves, ring openings corresponding to the filter 2 and the silicon carbide filter 10 are arranged at two ends of the water tank, sealing strips are arranged at the joints between the semicircular grooves and the ring openings, the water tank 12 wraps the filter 2, the first exhaust tail pipe 4, the three-way catalyst 5, the second exhaust tail pipe 9 and the silicon carbide filter 10, cold water flowing into the water inlet 13 cools the components, the temperature of gas is reduced, and the cold water is recycled through pneumatic output of the electromagnetic valve 14.

The utility model discloses a theory of operation does: when tail gas passes through tail gas pipe 1 and gets into filter 2, partial harmful gas will be filtered to the inside active carbon filter core 3 of filter 2, and there is cold water in basin 12 this moment, and gas is in getting into three way catalyst converter 5 through first tail pipe 4 afterwards, and harmful gas can take place redox reaction after carrier catalyst 8, makes exhaust tail gas obtain purifying, and gas after the process will get into silicon carbide filter 10, silicon carbide filter 10 forward reverse filtration mechanism will make gas purer, under the effective filterable prerequisite, reduces gaseous temperature simultaneously, improves tail gas processing apparatus's life-span.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an automobile exhaust processing apparatus body, includes exhaust pipe (1), three way catalyst converter (5) and carborundum filter (10), its characterized in that: the tail gas pipe (1) end-to-end connection has a filter (2), be provided with activated carbon filter core (3) in filter (2), the filter (2) other end is connected with first exhaust tail pipe (4), first exhaust tail pipe (4) other end is connected with three way catalyst converter (5), be provided with oxygen sensor (6) on three way catalyst converter (5) shell, three way catalyst converter (5) inside is provided with shock pad (7), be provided with carrier catalyst (8) in shock pad (7), three way catalyst converter (5) other end is connected with second exhaust tail pipe (9), the second exhaust tail pipe (9) other end is connected with carborundum filter (10), carborundum filter (10) other end is connected with muffler (11), the top cover has basin (12) between filter (2) top and carborundum filter (10) end, the upper end of the water tank (12) is provided with a water inlet (13), and the lower end is provided with an electromagnetic valve (14).

2. The automobile exhaust gas treatment device body according to claim 1, characterized in that: both ends of the filter (2) are connected with the tail gas pipe (1) and the first exhaust tail pipe (4) through welding technology.

3. The automobile exhaust gas treatment device body according to claim 1, characterized in that: one end of the first tail pipe (4) and one end of the second tail pipe (9) are flanges, and the flanges correspond to the flanges at the two ends of the three-way catalyst (5).

4. The automobile exhaust gas treatment device body according to claim 1, characterized in that: and two ends of the silicon carbide filter (10) are connected with a second tail pipe (9) and a silencer (11) through welding technology.

5. The automobile exhaust gas treatment device body according to claim 1, characterized in that: the water tank (12) is composed of two semicircular grooves, ring openings corresponding to the filter (2) and the silicon carbide filter (10) are formed in the two ends of the water tank (12), and sealing strips are arranged at the joints between the semicircular grooves and the joints between the ring openings.