CN215979555U

CN215979555U - Vehicle exhaust emission filter equipment convenient to dismouting

Info

Publication number: CN215979555U
Application number: CN202122006935.9U
Authority: CN
Inventors: 程龙
Original assignee: Anhui Institute of Information Engineering
Current assignee: Anhui Institute of Information Engineering
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2022-03-08
Anticipated expiration: 2031-08-25

Abstract

The utility model discloses a vehicle exhaust emission filtering device convenient to disassemble and assemble, wherein a fixed joint is slidably sleeved on the surface of an automobile exhaust pipe, a fixed pipe with threads on the surface is arranged at one end of the exhaust pipe, an inserting pipe is coaxially and fixedly connected with the extending end of the fixed pipe, the outer diameter of the inserting pipe is smaller than that of the fixed pipe, the inserting pipe is inserted into the automobile exhaust pipe and the automobile exhaust pipe is abutted against the end part of the fixed pipe, the fixed joint is connected with the fixed pipe through threads, an elastic cushion ring is arranged between the fixed joint and the automobile exhaust pipe, an opening is formed in the surface of the exhaust pipe, an arc-shaped side plate is rotatably connected to one side of the opening, the other side of the opening is clamped with the arc-shaped side plate, and clamping components for clamping a filter screen are arranged on the inner side surface of the arc-shaped side plate and the inner wall surface of the exhaust pipe. The utility model can effectively disassemble and maintain the discharge pipe and can quickly replace the filter screen.

Description

Vehicle exhaust emission filter equipment convenient to dismouting

Technical Field

The utility model belongs to the field of vehicle exhaust emission, and relates to a vehicle exhaust emission filtering device convenient to disassemble and assemble.

Background

Present vapour, the locomotive belongs to the most and most popular vehicle of use amount at home, automobile exhaust's composition is more complicated, the principal ingredients has solid particulate matter, carbon monoxide, carbon dioxide, hydrocarbon, oxynitride, lead and sulfur oxide etc., so the blast pipe of vehicle itself is inside all can set up filter equipment, with the impurity of filtering waste gas, general filter equipment is the filter screen, but after the filter screen is used for a long time, a lot of particulate matter can be remained on the surface of filter screen, also can influence the heat dissipation of blast pipe, the temperature is higher when tail gas discharges in addition, the ageing of filter screen in the filter equipment is accelerated easily, reduce its life, traditional filter equipment is inconvenient people and installs and dismantle the filter screen, it overhauls to it not convenient for people, change.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a vehicle exhaust emission filtering device convenient to disassemble and assemble, and aims to solve the problems that in the prior art, a filtering device is inconvenient for people to install and disassemble a filter screen, and is inconvenient for people to overhaul and replace the filtering device.

The vehicle exhaust emission filtering device convenient to assemble and disassemble comprises an exhaust pipe, a fixed joint and a filter screen, wherein the fixed joint is sleeved on the surface of the automobile exhaust pipe in a sliding manner, one end of the discharge pipe is provided with a fixed pipe with threads on the surface, the extending end of the fixed pipe is coaxially and fixedly connected with an insertion pipe, the outer diameter of the insertion pipe is smaller than that of the fixed pipe, the inserting pipe is inserted into the automobile exhaust pipe and the automobile exhaust pipe is abutted against the end part of the fixing pipe, the fixed joint is connected with the fixed pipe through screw threads, an elastic cushion ring is arranged between the fixed joint and the automobile exhaust pipe, an opening is formed on the surface of the discharge pipe, an arc-shaped side plate is rotatably connected to one side of the opening, the open-ended opposite side with arc curb plate joint, the inboard surface of arc curb plate with the inner wall surface of delivery pipe all is equipped with the centre gripping subassembly that is used for the centre gripping filter screen.

Preferably, fixed joint includes the toper portion and fixes the fixed part in toper portion one side, the fixed part with fixed pipe passes through threaded connection, the elastic pad ring also is the toper structure, the external diameter of the narrow end of elastic pad ring is greater than the internal diameter of toper portion, when fixed joint was connected with fixed pipe, the wide end of elastic pad ring is contradicted at the tip of fixed pipe just the surface at the elastic pad ring is pressed to the toper portion.

Preferably, the opening extends in a circumferential direction of a sidewall of the discharge pipe and the opening extends at an angle of not less than 180 °.

Preferably, one side of open-ended insert portion, one side of insert portion is equipped with arc bulge 10, one side of arc curb plate is equipped with a plurality of jacks that correspond with the insert portion, open on the surface of arc curb plate have with the spacing hole of jack intercommunication, the insert portion inserts in the jack just the arc bulge card is gone into spacing downthehole.

Preferably, the centre gripping subassembly includes the arc clamping part, the discharge tube inner wall and the surface of arc curb plate all is followed a plurality of arc clamping parts of its length direction even interval fixedly connected with, the arc clamping part on the discharge tube is the one-to-one structure and is held respectively one with the arc clamping part on the arc curb plate the both sides of filter screen, the edge of filter screen with the inboard of discharge tube inner wall and arc curb plate pastes mutually.

Preferably, the arc clamping part comprises two arc bulges arranged in parallel, and the filter screen is inserted between the two arc bulges.

The utility model has the following advantages:

the automobile exhaust pipe is provided with the fixed joint and the exhaust pipe, the fixed joint is movably sleeved on the surface of the automobile exhaust pipe and is in threaded engagement with the fixed pipe at the end part of the exhaust pipe, the elastic cushion ring is pressed between the fixed joint and the automobile exhaust pipe, when the automobile exhaust pipe is disassembled, the fixed joint is directly unscrewed, the exhaust pipe can be separated from the automobile exhaust pipe, the effect of quickly disassembling and assembling the exhaust pipe is realized, a plurality of filter screens are arranged inside the exhaust pipe, automobile exhaust is filtered, if the filter screens need to be disassembled and replaced, the convex parts on the arc-shaped side plates can be pressed down, the convex parts are pressed back into the insertion holes, then the arc-shaped side plates are pulled out, the openings on the exhaust pipe can be opened, and the filter screens can be directly replaced.

Drawings

FIG. 1 is a schematic view of a connection structure of the present invention with an exhaust pipe of an automobile.

FIG. 2 is a schematic view of the discharge pipe of the structure shown in FIG. 1;

fig. 3 is a sectional view of a discharge pipe of the structure shown in fig. 2.

Fig. 4 is a schematic view of a connection structure of a stationary pipe and an exhaust pipe of an automobile in the structure shown in fig. 1.

The labels in the figures are: 1. a discharge pipe; 2. a fixed tube; 3. an insertion tube; 4. an elastic cushion ring; 5. an opening; 6. an arc-shaped side plate; 7. a filter screen; 8. an arc-shaped clamping part; 9. an insertion portion; 10. a projection; 11. a jack; 12. a limiting hole; 13. an automobile exhaust pipe; 14. and (5) fixing the joint.

Detailed Description

The following detailed description of the embodiments of the present invention will be given in order to provide those skilled in the art with a more complete, accurate and thorough understanding of the inventive concept and technical solutions of the present invention.

As shown in fig. 1-4, the present invention provides a vehicle exhaust emission filtering device convenient for disassembly and assembly, which comprises an exhaust pipe 1, a fixed joint 14 and a filtering net 7, wherein the surface of an automobile exhaust pipe 13 is slidably sleeved with the fixed joint 14, one end of the exhaust pipe 1 is provided with a fixed pipe 2 with threads on the surface, the protruding end of the fixed pipe 2 is coaxially and fixedly connected with an insertion pipe 3, the outer diameter of the insertion pipe 3 is smaller than the outer diameter of the fixed pipe 2, the insertion pipe 3 is inserted into the automobile exhaust pipe 13, the automobile exhaust pipe 13 is abutted against the end of the fixed pipe 2, the fixed joint 14 is connected with the fixed pipe 2 through threads, an elastic cushion ring 4 is arranged between the fixed joint 14 and the automobile exhaust pipe 13, the surface of the exhaust pipe 1 is provided with an opening 5, one side of the opening 5 is rotatably connected with an arc-shaped side plate 6, the opposite side of opening 5 with 6 joints of arc curb plate, the inboard surface of arc curb plate 6 with the inner wall surface of delivery pipe 1 all is equipped with the centre gripping subassembly that is used for the centre gripping filter screen.

Fixed joint 14 includes the toper portion and fixes the fixed part in toper portion one side, the fixed part with fixed pipe 2 passes through threaded connection, elasticity backing ring 4 also is the toper structure, the external diameter of the narrow end of elasticity backing ring 4 is greater than the internal diameter of toper portion, when fixed joint 14 is connected with fixed pipe 2, the wide end of elasticity backing ring 4 is contradicted at the tip of fixed pipe 2 just the surface at elasticity backing ring 4 is pressed to the toper portion. When connecting vehicle vent-pipe 13, establish fixed joint and elastic cushion ring at vehicle vent-pipe 13 upper cover in proper order, then insert in vehicle vent-pipe 13 with insert pipe 3, just vehicle vent-pipe 13 conflicts at the tip of fixed pipe 2, then promote fixed joint 14 and elastic cushion ring 4 and remove to fixed pipe 2 direction, make elastic cushion ring 4's wide end conflict at the tip of fixed pipe 2, rotate fixed joint 14 at last, make and be connected between fixed joint 14 and the fixed pipe 2, because the in-process of the continuous tightening of fixed joint 14, elastic cushion ring 4 is progressively extruded to the toper portion, make elastic cushion ring 4 can compress tightly vehicle vent-pipe 13, realize vehicle vent-pipe 13 and the stable of delivery pipe 1 and be connected.

Opening 5 follows the lateral wall circumferencial direction of discharge pipe 1 extends just opening 5 extends the angle that is not less than 180, and the central angle of the arc curb plate that is connected with opening 5 also can be not less than 180 like this, when dismantling filter screen 7, can take out filter screen 7 from the opening part very easily, can not cause filter screen 7 card to be in discharge pipe 1 internal volume phenomenon.

One side portion 9 of inserting of opening 5, one side of portion 9 of inserting is equipped with arc bulge 10, one side of arc curb plate 6 is equipped with a plurality of jacks 11 that correspond with portion 9 of inserting, the surface of arc curb plate 6 open have with spacing hole 12 of jack 11 intercommunication, portion 9 of inserting inserts in the jack 11 just arc bulge 10 card is gone into in the spacing hole 12. After installation filter screen 7, rotate arc curb plate 6, one side that makes arc curb plate 6 have jack 11 can remove to 9 directions of insertion portion, and then can make insertion portion 9 insert in jack 11, realize being connected of arc curb plate 6 and delivery pipe 1, continue to press arc curb plate 6, make arc bulge 10 can insert spacing hole 12 in, realize arc curb plate 6 and opening 5's joint, avoid arc curb plate 6 and delivery pipe 1's separation, in the time of follow-up split, only need press arc bulge 10 back to in jack 11, thereby opening 5 can be opened to downstream pulling arc curb plate 6, can change filter screen 7.

The centre gripping subassembly includes arc clamping part 8, the 1 inner wall of delivery pipe and arc curb plate 6's surface all is along a plurality of arc clamping parts 8 of its length direction even interval fixedly connected with, arc clamping part 8 on the 1 arc clamping part of delivery pipe and the arc clamping part 8 on the arc curb plate 6 are the one-to-one structure and centre gripping respectively one the both sides of filter screen 7, the edge of filter screen 7 with the inboard of 1 inner wall of delivery pipe and arc curb plate 6 is pasted mutually, arc clamping part 8 includes two parallel arrangement's arc arch, filter screen 7 is pegged graft two between the arc arch. When installing filter screen 7, can be with filter screen 7 at first centre gripping on 6 arc clamping part 8 of arc curb plate, then rotate arc curb plate 6 again, utilize arc curb plate 6 to send filter screen 7 into in the delivery pipe 1, when arc curb plate 6 is fixed, the edge card of filter screen 7 is gone into on the arc clamping part 8 of 1 inner wall of delivery pipe, and then realize that the installation of filter screen 7 is fixed, avoid it to remove in work, in the time of follow-up dismantlement, also only need pull open arc curb plate 6, can follow two arc archs with filter screen 7 and pull out.

When the automobile exhaust pipe connecting device is used and connected with an automobile exhaust pipe 13, a fixed joint 14 and an elastic cushion ring 4 are sleeved on the automobile exhaust pipe 13 in sequence, then an insertion pipe 3 is inserted into the automobile exhaust pipe 13, the automobile exhaust pipe 13 abuts against the end part of a fixed pipe 2, then the fixed joint 14 and the elastic cushion ring 4 are pushed to move towards the fixed pipe 2, the wide end of the elastic cushion ring 4 abuts against the end part of the fixed pipe 2, finally the fixed joint 14 is rotated, so that the fixed joint 14 and the fixed pipe 2 can be connected, as the fixed joint 14 is continuously screwed, a conical part gradually extrudes the elastic cushion ring 4, so that the elastic cushion ring 4 can tightly press the automobile exhaust pipe 13, the stable connection between the automobile exhaust pipe 13 and an exhaust pipe 1 is realized, and when the automobile exhaust pipe connecting device needs to be assembled and disassembled later, the fixed joint 14 is rotated to be far away from the fixed pipe 2, so that the elastic cushion ring 4 also moves towards the automobile exhaust pipe 13, then the inserting pipe 3 can be pulled out, the rapid disassembly of the exhaust pipe 1 and the automobile exhaust pipe 13 is realized, after the exhaust pipe 1 is disassembled, the arc-shaped protruding part 10 can be pressed, the arc-shaped protruding part 10 is pressed back to the jack 11, so that the opening 5 can be opened by pulling the arc-shaped side plate 6 downwards, the filter screen 7 is clamped between the arc-shaped clamping parts 8 at the inner side of the arc-shaped side plate 6, if the filter screen 7 is excessively aged or excessively deposited carbon exists, the filter screen 7 can be taken down, a new filter screen 7 can be replaced, the rapid disassembly of the filter screen 7 is realized, the replacement process is simpler and more convenient, when in installation, the arc-shaped side plate 6 is directly rotated, the filter screen 7 is sent into the exhaust pipe 1 by utilizing the arc-shaped side plate 6, when the arc-shaped side plate 6 is fixed, the edge of the filter screen 7 is clamped on the arc-shaped clamping part 8 at the inner wall of the exhaust pipe 1, the fixation of the filter screen 7 can be realized, and the opening 5 is sealed by an arc-shaped side plate 6, so that the whole device is fixed.

The utility model is described above with reference to the accompanying drawings, it is obvious that the specific implementation of the utility model is not limited by the above-mentioned manner, and it is within the scope of the utility model to adopt various insubstantial modifications of the inventive concept and solution of the utility model, or to apply the inventive concept and solution directly to other applications without modification.

Claims

1. The utility model provides a vehicle exhaust emission filter equipment convenient to dismouting which characterized in that: including delivery pipe (1), fixed joint (14) and filter screen (7), the surperficial slip cover of vehicle vent-pipe (13) is equipped with fixed joint (14), the one end of delivery pipe (1) is equipped with fixed pipe (2) that the surface was equipped with the screw thread, the coaxial fixedly connected with insert tube (3) of the end that stretches out of fixed pipe (2) just the external diameter of insert tube (3) is less than the external diameter of fixed pipe (2), insert tube (3) insert in vehicle vent-pipe (13) just vehicle vent-pipe (13) are contradicted at the tip of fixed pipe (2), through threaded connection between fixed joint (14) and the fixed pipe (2) just be equipped with elastic cushion ring (4) between fixed joint (14) and vehicle vent-pipe (13), open on the surface of delivery pipe (1) has an opening (5), one side of opening (5) is rotated and is connected with an arc curb plate (6), the opposite side of opening (5) with arc curb plate (6) joint, the inboard surface of arc curb plate (6) with the inner wall surface of delivery pipe (1) all is equipped with the centre gripping subassembly that is used for the centre gripping filter screen.

2. The vehicular exhaust gas-discharging filter device easy to disassemble and assemble according to claim 1, wherein: fixed joint (14) include toper portion and fix the fixed part in toper portion one side, the fixed part with fixed pipe (2) pass through threaded connection, elastic backing ring (4) also are the toper structure, the external diameter of the narrow end of elastic backing ring (4) is greater than the internal diameter of toper portion, when fixed joint (14) are connected with fixed pipe (2), the wide end of elastic backing ring (4) is contradicted at the tip of fixed pipe (2) just the surface at elastic backing ring (4) is pressed to the toper portion.

3. The vehicular exhaust gas-discharging filter device easy to disassemble and assemble according to claim 1, wherein: the opening (5) extends along the circumferential direction of the side wall of the discharge pipe (1) and the opening (5) extends at an angle of not less than 180 °.

4. The vehicular exhaust gas-discharging filter device easy to disassemble and assemble according to claim 1, wherein: one side portion of inserting (9) of opening (5), one side of portion of inserting (9) is equipped with arc bulge (10), one side of arc curb plate (6) is equipped with a plurality of jacks (11) that correspond with portion of inserting (9), open on the surface of arc curb plate (6) have with spacing hole (12) of jack (11) intercommunication, insert portion (9) insert in jack (11) just arc bulge (10) are gone into in spacing hole (12).

5. The vehicular exhaust gas-discharging filter device easy to detach according to claim 4, wherein: the centre gripping subassembly includes arc clamping part (8), delivery pipe (1) inner wall and arc curb plate (6) the surface all is followed a plurality of arc clamping part (8) of its length direction evenly spaced fixedly connected with, arc clamping part (8) on delivery pipe (1) and arc clamping part (8) on arc curb plate (6) are the one-to-one structure and centre gripping respectively one the both sides of filter screen (7), the edge of filter screen (7) with the inboard of delivery pipe (1) inner wall and arc curb plate (6) is pasted mutually.

6. The vehicular exhaust gas-discharging filter device easy to disassemble and assemble according to claim 5, wherein: the arc clamping part (8) comprises two arc bulges which are arranged in parallel, and the filter screen (7) is inserted between the two arc bulges.