CN217152089U

CN217152089U - Automobile exhaust filter device convenient to dismantle

Info

Publication number: CN217152089U
Application number: CN202220536680.9U
Authority: CN
Inventors: 杨玲
Original assignee: Sichuan Lu'ao Auto Parts Co ltd
Current assignee: Sichuan Lu'ao Auto Parts Co ltd
Priority date: 2022-03-10
Filing date: 2022-03-10
Publication date: 2022-08-09
Anticipated expiration: 2032-03-10

Abstract

The utility model discloses an automobile exhaust filter equipment convenient to dismantle relates to automobile exhaust filtration technology field for automobile exhaust filter tube is not convenient for dismantle from exhaust duct among the solution prior art, thereby is not convenient for clear up the problem of debris in the filter tube, the utility model discloses a blast pipe and filter tube, the go-between is installed to the end of blast pipe, it has the annular and the draw-in groove of mutual intercommunication to open on the outer peripheral face of go-between, the width of draw-in groove is greater than the width of annular, the one end integrated into one piece of filter tube has the snap ring, the snap ring is located the draw-in groove, just the width of snap ring is less than the width of draw-in groove, it is fixed through the retaining member between snap ring and connect ring, install filter assembly in the filter tube. The utility model discloses in can directly get out the snap ring from the draw-in groove through above-mentioned technical scheme, can dismantle the filter tube from the blast pipe like this to be more convenient for clear away the debris in the blast pipe.

Description

Automobile exhaust filter device convenient to dismantle

Technical Field

The utility model relates to an automobile exhaust filters technical field, more specifically relates to an automobile exhaust filter equipment convenient to dismantle.

Background

Along with the improvement of living standard of people, automobiles have basically gone into common families, the keeping quantity of the automobiles is more and more, so that the exhaust gas discharged by the automobiles is more and more, and in order to reduce the pollution of the exhaust gas of the automobiles to the environment, an exhaust pipe of the automobiles is required to be additionally provided with an automobile exhaust filtering device.

The automobile exhaust filtering device in the related art comprises a processing chamber, an air inlet pipeline, an exhaust pipeline, a first filtering piece, an adsorption piece, a second filtering piece and an air guide assembly. When the filter works, tail gas is firstly filtered by the first layer of the second filter element in the air inlet pipeline; then enters the processing chamber, enters the first filter element under the action of the air guide assembly and is subjected to the second-layer filtering action; then enters the inner cavity and is subjected to the third layer of adsorption and filtration action of the adsorption piece; then passes through the wall of the net-shaped cavity of the first filter element to be subjected to a fourth filtering action; finally, the air is discharged into the air after being filtered by the fifth layer of the second filter element in the exhaust pipeline. Therefore, under the action of the air guide assembly, the automobile exhaust particle treatment device can continuously purify automobile exhaust through the five-layer filtering action of the second filtering piece, the first filtering piece and the adsorption piece, so that the treatment quality of the automobile exhaust is ensured, and the treatment efficiency of the automobile exhaust is improved.

However, the exhaust gas filtering pipe is not easily detached from the exhaust duct, so that it is not easy to clean the impurities in the filtering pipe.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve among the prior art automobile exhaust filter tube and be not convenient for dismantle from exhaust duct to be not convenient for clear up the problem of interior debris of filter tube, the utility model provides an automobile exhaust filter equipment convenient to dismantle, so that automobile exhaust filter tube is more convenient for dismantle from exhaust duct, thereby is more convenient for clear up the interior debris of filter tube.

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

the utility model provides an automobile exhaust filter equipment convenient to dismantle, includes blast pipe and filter tube, the go-between is installed to the end of blast pipe, it has annular and the draw-in groove of mutual intercommunication to open on the outer peripheral face of go-between, the width of draw-in groove is greater than the width of annular, the one end integrated into one piece of filter tube has the snap ring, the snap ring is located the draw-in groove, just the width of snap ring is less than the width of draw-in groove, it is fixed through the retaining member between snap ring and connect ring, install filtering component in the filter tube.

Preferably, the connecting ring comprises a ring body, connecting bodies are integrally formed on two sides of the ring body, the connecting bodies are connected with the exhaust pipe through screws, and the ring grooves are formed in the ring body.

Preferably, the locking member comprises a locking bolt, and the clamping ring is connected with the connecting ring through the locking bolt.

Preferably, the filter pipe comprises a first filter segment and a second filter segment which are integrally formed with each other, the inner diameter of the first filter segment is larger than that of the second filter segment, the first filter segment is connected with the connecting ring, the filter assembly comprises a first filter unit and a second filter unit, the first filter unit is installed in the first filter segment, and the second filter unit is installed in the second filter segment.

Preferably, first fillter section includes linkage segment and fillter section that mutual shaping is as an organic whole, the internal diameter of linkage segment is less than the internal diameter of fillter section, the snap ring is established on the linkage segment, it has the chamber of swinging back to open in the fillter section, first filter unit installs in the intracavity of swinging back.

Preferably, the first filtering unit comprises a filtering cover arranged on the inner wall of the reverberation cavity, the filtering cover is provided with a plurality of first filtering holes, and a sponge is arranged in the filtering cover.

Preferably, the second filter unit comprises a plurality of filter plates arranged on the inner wall of the second filter section, a filter chamber is arranged in each filter plate, activated carbon is arranged in each filter chamber, and a plurality of second filter holes communicated with the filter chambers are formed in each filter plate.

Preferably, the inner wall of the second filter section is provided with a plurality of ball sockets, the upper end of the filter plate is integrally formed with a ball head, and the ball head is positioned in the ball sockets.

The utility model has the advantages as follows:

(1) the utility model discloses in when needs are dismantled the filter tube from the blast pipe, dismantle the retaining member from go-between and snap ring earlier, because the width of snap ring is less than the width of draw-in groove, so can directly get out the snap ring from the draw-in groove, can dismantle the filter tube from the blast pipe like this to be more convenient for clear away the debris in the blast pipe.

(2) The utility model discloses it has the chamber of swinging back to open in the well filter stage, first filter unit installs and swings back the intracavity, because the internal diameter of swinging back the chamber is greater than the internal diameter of second filter stage, consequently can return from the partial waste gas that the blast pipe came out and swing back the intracavity, then filters corresponding harmful substance through first filter unit, returns to be favorable to more filtering the harmful substance in the waste gas through waste gas like this.

(3) The utility model discloses in when waste gas gets into the second filter stage, waste gas can strike the filter to can make the bulb at ball socket internal rotation, can make the filter swing in the second filter stage like this, thereby the active carbon and the waste gas contact of messenger's filter chamber that can the bigger degree, thereby further be favorable to more filtering the harmful substance in the waste gas.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic view of the connecting ring of the present invention in a front sectional view;

FIG. 3 is a schematic view of the cross-sectional structure of the filter tube of the present invention;

FIG. 4 is a schematic front sectional view of the filter plate of the present invention;

reference numerals: 1 exhaust pipe, 2 go-between rings, 21 ring bodies, 211 draw-in groove, 212 annular, 22 connectors, 3 filter tubes, 31 first fillter sections, 311 linkage sections, 312 fillter sections, 32 second fillter sections, 321 ball sockets, 4 retaining members, 5 filter covers, 6 filter plates, 61 filter chambers, 62 second filter holes, 7 snap rings, 8 swinging chambers, 9 bulb.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Example 1

As shown in fig. 1, the present embodiment provides an automobile exhaust filtering device convenient to disassemble, including exhaust pipe 1 and filter tube 3, go-between 2 is installed at the end of exhaust pipe 1, go-between 2 and the circumferential surface of go-between 2 is opened annular 212 and draw-in groove 211 that have mutual intercommunication, the width of draw-in groove 211 is greater than the width of annular 212, the one end integrated into one piece of filter tube 3 has snap ring 7, snap ring 7 is located draw-in groove 211, and the width of snap ring 7 is less than the width of draw-in groove 211, it is fixed through retaining member 4 between snap ring 7 and go-between 2, install filtering component in the filter tube 3.

The working principle is as follows: when automobile exhaust is required to be filtered, the connecting ring 2 is installed on the exhaust pipe 1, the clamping ring 7 on the filter pipe 3 is clamped into the clamping groove 211 due to the fact that the width of the clamping ring 7 is smaller than that of the clamping groove 211, the clamping ring 7 and the connecting ring 2 are locked through the locking piece 4, and the automobile exhaust is filtered through the filter assembly in the filter pipe 3; when filter tube 3 is cleared up, locking member 4 can be detached from clamping ring 7 and connecting ring 2, then clamping ring 7 is detached from clamping groove 211, filter tube 3 can be detached from exhaust pipe 1, so that filter tube 3 can be detached and installed more conveniently, and sundries in exhaust pipe 1 can be removed more conveniently.

Example 2

As shown in fig. 1-2, on the basis of the above embodiment 1, the present embodiment provides a preferable structure of the attaching ring 2 and the locking member 4 as follows: the connecting ring 2 comprises a ring body 21, connecting bodies 22 are integrally formed on two sides of the ring body 21, the connecting bodies 22 are connected with the exhaust pipe 1 through screws, the ring grooves 212 are formed in the ring body 21, the locking pieces 4 comprise locking bolts, and the clamping rings 7 are connected with the connecting ring 2 through the locking bolts.

In this embodiment: the connecting body 22 is provided with a connecting hole, the exhaust pipe 1 is provided with a blind hole, and the connecting body 22 is connected with the exhaust pipe 1 through a screw penetrating through the connecting hole and the blind hole; when the locking bolt is required to be detached, the locking bolt is detached from the clamping ring 7 and the connecting ring 2, and when the connecting ring 2 and the clamping ring 7 are required to be fixed, the locking bolt is fixed on the clamping ring 7 and the connecting ring 2, so that the connecting ring 2 and the exhaust pipe 1 can be connected and detached conveniently, and the connecting ring 7 and the connecting ring 2 can be connected and detached conveniently.

Example 3

As shown in fig. 1 to fig. 3, on the basis of the above embodiment 1, the present embodiment provides a preferable structure of the filtering pipe 3 as follows: the filtering pipe 3 includes a first filtering section 31 and a second filtering section 32 which are integrally formed with each other, the inner diameter of the first filtering section 31 is larger than that of the second filtering section 32, the first filtering section 31 is connected with the connection ring 2, the filtering assembly includes a first filtering unit and a second filtering unit, the first filtering unit is installed in the first filtering section 31, and the second filtering unit is installed in the second filtering section 32.

In this embodiment: when automobile exhaust got into filter tube 3 in, earlier filtered automobile exhaust through the first filter unit that is located first filter stage 31, then filtered automobile exhaust through the second filter unit that is located second filter stage 32 again, can filter automobile exhaust more totally through dual filtration like this.

Preferably, the first filter segment 31 includes a connection segment 311 and a filter segment 312 which are integrally formed with each other, the inner diameter of the connection segment 311 is smaller than the inner diameter of the filter segment 312, the snap ring 7 is disposed on the connection segment 311, the filter segment 312 has a swinging cavity 8 therein, and the first filter unit is mounted in the swinging cavity 8. Since the inner diameter of the reverberation chamber 8 is greater than that of the second filter segment 32, a portion of the exhaust gas from the exhaust pipe 1 returns to the reverberation chamber 8, and then the corresponding harmful substances are filtered by the first filter unit, so that the exhaust gas returns to be more beneficial to filtering the harmful substances in the exhaust gas.

Preferably, first filter unit is including installing filter mantle 5 on 8 inner walls of reverberation chamber, and it has a plurality of first filtration pores to open on the filter mantle 5, is equipped with the sponge in the filter mantle 5, and automobile exhaust gets into in the sponge through first filtration pore, then filters automobile exhaust's some harmful substance through the sponge.

Example 4

As shown in fig. 1 to 4, on the basis of the above embodiment 1, this embodiment provides a preferred structure of the second filtering unit as follows: the second filter unit is including installing a plurality of filters 6 on second filter stage 32 inner wall, and it has filter chamber 61 to open in filter 6, is equipped with active carbon in the filter chamber 61, and it has a plurality of second filtration pores 62 that all communicate with filter chamber 61 to open on the filter 6.

In this embodiment, automobile exhaust passes through second filtration pore 62 and gets into filter chamber 61, and the harmful substance of automobile exhaust is adsorbed to the active carbon in the rethread filter chamber 61.

Preferably, a plurality of ball sockets 321 are formed on the inner wall of the second filter segment 32, a ball head 9 is integrally formed at the upper end of the filter plate 6, and the ball head 9 is located in the ball sockets 321. When waste gas gets into second filter stage 32, waste gas can strike filter 6 to can make bulb 9 internal rotation in ball socket 321, can make filter 6 swing in second filter stage 32 like this, thereby can be bigger degree make the active carbon in filter chamber 61 contact with waste gas, thereby further be favorable to more filtering the harmful substance in the waste gas.

Claims

1. The utility model provides an automobile exhaust filter equipment convenient to dismantle, includes blast pipe (1) and filter tube (3), its characterized in that: go-between (2) are installed to the end of blast pipe (1), it has annular (212) and draw-in groove (211) that communicate each other to open on the outer peripheral face of go-between (2), the width of draw-in groove (211) is greater than the width of annular (212), the one end integrated into one piece of filter tube (3) has snap ring (7), snap ring (7) are located draw-in groove (211), just the width of snap ring (7) is less than the width of draw-in groove (211), it is fixed through retaining member (4) between snap ring (7) and go-between (2), install filtering component in filter tube (3).

2. The automobile exhaust filtering device convenient to disassemble as claimed in claim 1, wherein: the connecting ring (2) comprises a ring body (21), a connecting body (22) is integrally formed on two sides of the ring body (21), the connecting body (22) is connected with the exhaust pipe (1) through screws, and the ring groove (212) is formed in the ring body (21).

3. The automobile exhaust filtering device convenient to disassemble as claimed in claim 1, wherein: the locking piece (4) comprises a locking bolt, and the clamping ring (7) is connected with the connecting ring (2) through the locking bolt.

4. The automobile exhaust filtering device convenient to disassemble as claimed in claim 1, wherein: the filter pipe (3) comprises a first filter section (31) and a second filter section (32) which are integrally formed, the inner diameter of the first filter section (31) is larger than that of the second filter section (32), the first filter section (31) is connected with the connecting ring (2), the filter assembly comprises a first filter unit and a second filter unit, the first filter unit is installed in the first filter section (31), and the second filter unit is installed in the second filter section (32).

5. The automobile exhaust filtering device convenient to disassemble as claimed in claim 4, wherein: first fillter section (31) is including interconnect shaping linkage segment (311) and fillter section (312) as an organic whole, the internal diameter of linkage segment (311) is less than the internal diameter of fillter section (312), snap ring (7) are established on linkage segment (311), it has the chamber of swinging back (8) to open in fillter section (312), first filter unit installs in the chamber of swinging back (8).

6. The automobile exhaust filtering device convenient to disassemble as claimed in claim 5, wherein: the first filtering unit comprises a filtering cover (5) arranged on the inner wall of the oscillation cavity (8), a plurality of first filtering holes are formed in the filtering cover (5), and sponge is arranged in the filtering cover (5).

7. The automobile exhaust filtering device convenient to disassemble as claimed in claim 4, wherein: the second filter unit is including installing a plurality of filter (6) on second filter stage (32) inner wall, it has filter chamber (61) to open in filter (6), be equipped with the active carbon in filter chamber (61), it has a plurality of second filtration pores (62) all with filter chamber (61) intercommunication to open on filter (6).

8. The automobile exhaust gas filtering device convenient to disassemble as claimed in claim 7, wherein: a plurality of ball sockets (321) are formed in the inner wall of the second filtering section (32), a ball head (9) is integrally formed at the upper end of the filtering plate (6), and the ball head (9) is located in the ball sockets (321).