CN220015308U

CN220015308U - Automobile exhaust purifier

Info

Publication number: CN220015308U
Application number: CN202321272554.8U
Authority: CN
Inventors: 方晨; 任廷波; 乔东兴; 夏先跃; 刘德志
Original assignee: Chongqing Sotu Industrial Design Co ltd
Current assignee: Chongqing Sotu Industrial Design Co ltd
Priority date: 2023-05-24
Filing date: 2023-05-24
Publication date: 2023-11-14
Anticipated expiration: 2033-05-24

Abstract

The utility model relates to the technical field of automobile parts and discloses an automobile tail gas purifier, which comprises a shell, a catalytic core and an active carbon filter screen, wherein the catalytic core and the active carbon filter screen are arranged in the shell; a bearing column extending into the shell is formed on the second end cover, and the catalytic core and the active carbon filter screen are movably arranged on the bearing column; the support column is also sleeved with two fixing sleeves, the two fixing sleeves are respectively positioned on one side of the catalytic core and one side of the active carbon filter screen, and the fixing sleeves are in threaded connection with the support column. This case can be very swift to fix catalytic core and active carbon filter screen to when dismantling, only need pull down the second end cover, just can carry catalytic core and active carbon filter screen out together, be convenient for change catalytic core and active carbon filter screen.

Description

Automobile exhaust purifier

Technical Field

The utility model relates to the technical field of automobile parts, in particular to an automobile tail gas purifier.

Background

The automobile exhaust purifying device is one kind of automobile exhaust equipment and has the main function of purifying automobile exhaust to convert automobile exhaust into nitrogen, carbon dioxide, water vapor and other harmless gas.

The existing automobile exhaust purification device has the following defects: 1. the existing automobile exhaust purification device needs to be internally provided with a catalyst core in the manufacturing process, in order to fix the catalyst core, a welding tool is needed to be used for welding a stop block on a catalyst core accessory to support the catalyst core, the welding process is complicated, and the catalyst core is not convenient to replace, disassemble and replace after being welded.

In view of the above, the present inventors have made intensive studies to solve the above-mentioned drawbacks of the prior art.

Disclosure of Invention

The utility model mainly aims to provide an automobile exhaust purifier which solves the problems in the background technology.

In order to achieve the above object, the solution of the present utility model is:

the automobile exhaust purifier comprises a shell, a catalytic core and an active carbon filter screen, wherein the catalytic core and the active carbon filter screen are arranged in the shell, a first end cover is arranged at the air inlet end of the shell, a second end cover is arranged at the air outlet end of the shell, and the second end cover is detachably connected to the shell; a bearing column extending into the shell is formed on the second end cover, and the catalytic core and the active carbon filter screen are movably arranged on the bearing column; the support column is also sleeved with two fixing sleeves, the two fixing sleeves are respectively positioned on one side of the catalytic core and one side of the active carbon filter screen, and the fixing sleeves are in threaded connection with the support column.

Further, a sliding groove for the catalytic core to slide with the active carbon filter screen is formed in the inner side wall of the shell, sliding blocks matched with the sliding groove are formed in the outer side walls of the catalytic core and the active carbon filter screen, and through holes for the bearing columns to pass through are formed in the sliding blocks.

Further, the bearing column, the sliding groove and the sliding block are four groups.

Further, a first connecting disc connected with the second end cover is arranged at the end part of the exhaust end of the shell, and a second connecting disc matched with the first connecting disc is formed on the second end cover; the first connecting disc is provided with a plurality of threaded columns, the second connecting disc is provided with a plurality of connecting holes for the threaded columns to pass through, and nuts are connected to the threaded columns in a threaded manner.

Further, a sealing rubber pad is arranged between the first connecting disc and the second connecting disc, a first sealing groove for installing the sealing rubber pad is formed in the first connecting disc, and a second sealing groove for installing the sealing rubber pad is formed in the second connecting disc.

Further, an air inlet pipe is formed at the end of the first end cover, and an air outlet pipe is formed at the end of the second end cover.

After the structure is adopted, compared with the prior art, the automobile exhaust purifier is characterized in that the second end cover is detachably connected to the shell, the bearing column is arranged on the second end cover, the catalytic core and the activated carbon filter screen are pre-installed on the bearing column, the catalytic core and the activated carbon filter screen are fixed through the two fixing sleeves, then the catalytic core and the activated carbon filter screen are directly inserted into the shell together when the second end cover is installed, and finally the second end cover is fixed on the shell, so that the catalytic core and the activated carbon filter screen can be quickly fixed, and the catalytic core and the activated carbon filter screen can be carried out together only by detaching the second end cover when the second end cover is detached, so that the catalytic core and the activated carbon filter screen can be conveniently replaced.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of FIG. 1;

FIG. 3 is an enlarged partial schematic view of FIG. 2A;

FIG. 4 is a schematic structural view of the housing;

fig. 5 is a schematic structural view of the second end cap.

Legend description: the device comprises a shell 1, a sliding chute 11, a first connecting disc 12, a threaded column 121, a first sealing groove 122, a catalytic core 2, an activated carbon filter screen 3, a first end cover 4, an air inlet pipe 41, a second end cover 5, a bearing column 51, a second connecting disc 52, a connecting hole 521, a second sealing groove 522, an air outlet pipe 53, a fixing sleeve 6, a nut 7 and a sealing rubber cushion 8.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1 to 5, the present utility model relates to an automobile exhaust purifier, which comprises a housing 1, a catalytic core 2 and an activated carbon filter screen 3 mounted in the housing 1, wherein a first end cover 4 is arranged at an air inlet end of the housing 1, a second end cover 5 is arranged at an air outlet end of the housing 1, an air inlet pipe 41 is formed at an end part of the first end cover 4, and an air outlet pipe 53 is formed at an end part of the second end cover 5; the second end cover 5 is detachably connected to the shell 1; the second end cover 5 is provided with a bearing column 51 extending into the shell 1, and the catalytic core 2 and the activated carbon filter screen 3 are movably arranged on the bearing column 51; the bearing column 51 is also sleeved with two fixing sleeves 6, the two fixing sleeves 6 are respectively positioned on one side of the catalytic core 2 and one side of the activated carbon filter screen 3, and the fixing sleeves 6 are in threaded connection with the bearing column 51. The catalytic core 2 and the activated carbon filter screen 3 are fixed on the bearing column 51 through the two fixing sleeves 6 during installation, and then the second end cover 5 is fixed on the shell 1, so that the catalytic core 2 and the activated carbon filter screen 3 can be fixed, the disassembly is very convenient, and the bearing column 51 can be pulled out together with the catalytic core 2 and the activated carbon filter screen 3 only by disassembling the second end cover 5.

In this embodiment, a sliding groove 11 for sliding the catalytic core 2 and the activated carbon filter screen 3 is formed on the inner side wall of the housing 1, sliding blocks matched with the sliding groove 11 are formed on the outer side walls of the catalytic core 2 and the activated carbon filter screen 3, and through holes for the bearing columns 51 to pass through are formed on the sliding blocks. Through setting up spout 11 in casing 1, can make catalytic core 2 and active carbon filter screen 3 more convenient when the installation to can also play certain limiting displacement to catalytic core 2 and active carbon filter screen 3.

In this embodiment, in order to make the installation of the catalytic core 2 and the activated carbon filter screen 3 more stable, four groups of carrying posts 51, sliding grooves 11, and sliding blocks may be provided, and the four groups of carrying posts 51, the four groups of sliding grooves 11, and the four groups of sliding blocks are in one-to-one correspondence.

In the present embodiment, in order to make the connection between the second end cap 5 and the housing 1 stronger, a first connection disc 12 connected to the second end cap 5 is provided at an end portion of the exhaust end of the housing 1, and a second connection disc 52 that mates with the first connection disc 12 is formed on the second end cap 5; the first connection plate 12 is formed with a plurality of screw posts 121, the second connection plate 52 is formed with a plurality of connection holes 521 through which the screw posts 121 pass, and the screw posts 121 are screw-coupled with nuts 7. In the mounting, the screw post 121 of the first coupling disk 12 may be passed through the coupling hole 521, and then the nut 7 may be coupled to the screw post 121.

In this embodiment, a sealing rubber pad 8 is disposed between the first connection pad 12 and the second connection pad 52, a first sealing groove 122 for mounting the sealing rubber pad 8 is formed on the first connection pad 12, and a second sealing groove 522 for mounting the sealing rubber pad 8 is formed on the second connection pad 52. The tightness of the connection between the second end cap 5 and the housing 1 can be enhanced by the sealing gasket 8.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The automobile exhaust purifier comprises a shell, a catalytic core and an activated carbon filter screen, wherein the catalytic core and the activated carbon filter screen are arranged in the shell, a first end cover is arranged at the air inlet end of the shell, and a second end cover is arranged at the air outlet end of the shell, and the automobile exhaust purifier is characterized in that the second end cover is detachably connected to the shell; a bearing column extending into the shell is formed on the second end cover, and the catalytic core and the active carbon filter screen are movably arranged on the bearing column; the support column is also sleeved with two fixing sleeves, the two fixing sleeves are respectively positioned on one side of the catalytic core and one side of the active carbon filter screen, and the fixing sleeves are in threaded connection with the support column.

2. The automobile exhaust purifier according to claim 1, wherein a sliding groove for sliding the catalytic core and the activated carbon filter screen is formed on the inner side wall of the shell, sliding blocks matched with the sliding groove are formed on the outer side walls of the catalytic core and the activated carbon filter screen, and through holes for the bearing columns to pass through are formed on the sliding blocks.

3. The vehicle exhaust purifier of claim 2, wherein the load post, the chute, and the slider are four groups.

4. The automobile exhaust purifier according to claim 1, wherein a first connecting disc connected with the second end cover is arranged at the end part of the exhaust end of the shell, and a second connecting disc matched with the first connecting disc is formed on the second end cover; the first connecting disc is provided with a plurality of threaded columns, the second connecting disc is provided with a plurality of connecting holes for the threaded columns to pass through, and nuts are connected to the threaded columns in a threaded manner.

5. The automobile exhaust purifier according to claim 4, wherein a sealing rubber pad is arranged between the first connecting disc and the second connecting disc, a first sealing groove for installing the sealing rubber pad is formed on the first connecting disc, and a second sealing groove for installing the sealing rubber pad is formed on the second connecting disc.

6. The vehicle exhaust gas purifier according to claim 1, wherein the first end cover is formed with an air inlet pipe at an end thereof, and the second end cover is formed with an air outlet pipe at an end thereof.