CN215057666U

CN215057666U - Automobile exhaust treatment device

Info

Publication number: CN215057666U
Application number: CN202120968878.XU
Authority: CN
Inventors: 杨萌萌; 王一鸣; 江晓琴; 王利利; 王楠
Original assignee: Henan Provincial Institute Of Inspection And Research Institute Co ltd
Current assignee: Henan Provincial Institute Of Inspection And Research Institute Co ltd
Priority date: 2021-05-08
Filing date: 2021-05-08
Publication date: 2021-12-07
Anticipated expiration: 2031-05-08

Abstract

The utility model discloses an automobile exhaust treatment device, including the intake pipe, tail gas treatment pipe and outlet duct, the half section of right side slides and is equipped with a pair of filter screen in tail gas treatment pipe, and the filter screen is equipped with the spring, and the middle part of spring all through an otic placode and the intraductal wall connection of tail gas treatment, arbitrary filter screen middle part at two filter screen opposite sides is equipped with the electro-magnet, half section interval is equipped with left baffle and right baffle in the left side of tail gas treatment pipe, all be equipped with a plurality of air vents on left baffle and right side partition, tail gas treatment inside pipe wall upper portion between two baffles is equipped with a many mouthfuls of nozzles, and many mouthfuls of nozzles pass through the conveyer pipe and communicate in the reaction liquid bin on tail gas treatment outside pipe wall upper portion. The utility model discloses a half section on the right side is equipped with the filter screen in tail gas treatment pipe, through circular telegram and the outage to the electro-magnet, makes both sides filter screen and limit stop collide with each other, realizes cleaing away attached solid particle on the filter screen to spray reaction liquid in to the reaction chamber through many mouthfuls of nozzles, realize the absorption to nitrogen oxide.

Description

Automobile exhaust treatment device

Technical Field

The utility model relates to an automobile exhaust handles technical field, especially relates to an automobile exhaust handles device.

Background

With the gradual popularization of automobiles, the convenience of people in traveling is improved, but the generated automobile exhaust harms the physical health of people. The tail gas treatment device in the prior art increases filter screen 7 that filters the smoke and dust granule in the device, but because of its clearance is inconvenient, uses filter screen 7 for a long time and can make its gas permeability can worsen gradually because of the granule adheres to, has reduced reaction efficiency undoubtedly, and reaction liquid and tail gas are handled inadequately moreover, make the reaction liquid obtain not fully reacting. Therefore, there is a need for an automotive exhaust treatment device.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an automobile exhaust treatment device particularly realizes through following technical scheme:

a car exhaust treatment device, include from the right side to the left consecutive intake pipe, tail gas treatment pipe and outlet duct, the half section on the right side slides in the tail gas treatment pipe and is equipped with the filter screen that a pair of interval set up, and the symmetry is equipped with a pair of spring between the filter screen, and the middle part of spring all handles intraductal wall connection through an otic placode and tail gas, arbitrary filter screen middle part at two filter screen opposite sides is equipped with the electro-magnet, half section interval on the left side is equipped with left baffle and right baffle in the tail gas treatment pipe, and form the reaction chamber between left baffle and the right baffle, all be equipped with a plurality of air vents on left baffle and right baffle, tail gas treatment inside pipe wall upper portion between two baffles is equipped with a many mouthfuls of nozzle, and many mouthfuls of nozzle pass through the conveyer pipe and communicate in the reaction liquid bin on tail gas treatment outside pipe wall upper portion.

Preferably, the lower parts of the two filter screens facing the back side are respectively provided with a limit stop used for limiting the two filter screens to slide back to back, the limit stops are connected with the inner wall of the tail gas treatment pipe, and the two filter screens are respectively abutted against the limit stops on the corresponding sides.

Preferably, a particle recovery box is arranged on the outer wall of the tail gas treatment pipe on the opposite side of the reaction liquid storage box, the particle recovery box is arranged on the lower parts of the two filter screens, and the length of the particle recovery box is greater than the distance between the two filter screens.

Preferably, a layer of reaction liquid absorbing cloth is laid on the right side end face of the right partition plate.

Preferably, the vent holes on the left partition plate and the right partition plate are obliquely and downwards formed along the left end face and the right end face of the corresponding partition plate.

Preferably, the reaction solution in the reaction solution storage tank is urea solution.

Preferably, a silencer is arranged in the air outlet pipe.

The utility model has the advantages that: the utility model arranges the left partition plate and the right partition plate with vent holes at the left half section in the tail gas treatment pipe at intervals to form a reaction cavity, and sprays reaction liquid into the reaction cavity through the multi-nozzle, and simultaneously arranges the absorption cloth on the right side end face of the right partition plate to increase the contact area with the tail gas, and fully reacts and absorbs the reaction liquid with the filtered tail gas; the filter screen is arranged at the right half section in the tail gas treatment pipe, and the solid particles attached to the filter screen are removed by electrifying and powering off the electromagnet, so that the tail gas treatment pipe is convenient and quick and is worth popularizing.

Drawings

The invention will be further described with reference to the following figures and examples:

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

FIG. 2 is a schematic view of the internal structure of FIG. 1;

FIG. 3 is a front view of FIG. 2;

wherein: 1, an air inlet pipe; 2-a tail gas treatment pipe; 3-reaction liquid storage tank; 4-a conveying pipe; 5-air outlet pipe; 6-particle recovery box; 7-filtering with a filter screen; 8-limit stop block; 9-absorbing cloth; 10-a right baffle; 11-a left separator; 12-a multi-port nozzle; 13-a spring; 14-ear plate; 15-electromagnet.

Detailed Description

As shown in figures 1 to 3, the utility model comprises an air inlet pipe 1, an exhaust gas treatment pipe 2 and an air outlet pipe 5 which are connected in turn from right to left, a pair of spaced filter screens 7 are arranged in the right half section of the exhaust gas treatment pipe 2 in a sliding way, a pair of springs 13 are symmetrically arranged between the end faces of the filter screens 7, the middle parts of the springs 13 are connected with the inner wall of the exhaust gas treatment pipe 2 through ear plates 14, an electromagnet is arranged in the middle part of any one of the filter screens 7 at the opposite sides of the two filter screens 7, the two filter screens 7 can select two filter screens 7 with different purposes according to actual requirements, the filter screen 7 at the right side filters coarse particles, the filter screen 7 at the left side filters fine particles, thus ensuring air permeability and fully filtering solid particles, a left partition plate 11 and a right partition plate 10 are arranged in the left half section of the exhaust gas treatment pipe 2 at intervals, a reaction cavity is formed between the left partition plate 11 and the right partition plate 10, a plurality of air vents are arranged on the left partition plate 11 and the right partition plate 10, the upper part of the inner wall of the tail gas treatment pipe 2 between the two partition boards is provided with a multi-port nozzle 12, and the multi-port nozzle 12 is communicated with the reaction liquid storage tank 3 on the upper part of the outer wall of the tail gas treatment pipe 2 through a conveying pipe 4.

A layer of reaction liquid absorption cloth 9 is laid on the right side end face of the right partition plate 10, vent holes in the left partition plate 11 and the right partition plate 10 are obliquely and downwards formed along the right side end face of the corresponding partition plate, when reaction liquid is sprayed from the multi-port nozzle 12, part of the reaction liquid is absorbed by the reaction liquid absorption cloth 9 through a plurality of oblique vent holes in the right partition plate 10, the gas is firstly absorbed before being filtered, and meanwhile, part of unreacted gas continuously enters the reaction cavity formed by the left partition plate 11 and the right partition plate 10 through the vent holes in the right partition plate 10 to continuously react with the reaction liquid, so that the contact area between the gas and the reaction liquid is increased, the gas is reacted with the reaction liquid for multiple times, harmful gas in the gas can be completely absorbed, and meanwhile, a small amount of water or a small amount of reaction liquid generated can be prevented from flowing to the right side.

Two filter screens 7 respectively are equipped with one and are used for restricting the gliding limit stop 8 that carries on the back mutually of two filter screens 7 mutually, limit

stop

8 and 2 inner wall connections of tail gas treatment pipe, and two filter screens 7 push up respectively and lean on the limit stop 8 of corresponding side, under the electro-magnet circular telegram circumstances, two filter screens 7 inhale mutually, compression spring 13 this moment, under the electro-magnet short electricity circumstances, two filter screens 7 move to the back under spring 13's effect, bump with the limit stop 8 of both sides mutually, can shake off the granule on the filter screen 7 like this, fall into granule collection box 6 of lower part.

Be equipped with granule collection box 6 on the tail gas treatment pipe 2 outer wall of 3 opposite sides of reaction liquid bin, granule collection box 6 locates two filter screen 7 lower parts, and the length of granule collection box 6 is greater than the distance between two filter screen 7.

The number of the vent holes on the right clapboard 10 is more than that of the vent holes on the left clapboard 11, and the right clapboard 10 is an air inlet end, so that the air can enter the reaction cavity quickly.

The reaction liquid of the reaction liquid storage tank 3 is urea liquid, and a heater is also arranged in the reaction liquid storage tank 3.

A silencer is arranged in the air outlet pipe 5.

The device still is equipped with the controller, and the controller can control the logical short state of electro-magnet, through the temperature of reaction liquid in the electronic signal control reaction liquid bin 3, can carry out the control of urea volume in controlling the multiport nozzle 12 to the exhaust-gas treatment pipe 2 through the controller simultaneously.

The utility model discloses at the during operation, automobile exhaust's tail gas gets into earlier through two filter screens 7 solid particle in to gas from intake pipe 1 and filters in the tail gas treatment pipe 2, then gas after the filtration continues to react with left urea reaction liquid, at first absorb cloth 9 reaction with reaction liquid, then gas goes up air vent through right baffle 10 and gets into left baffle 11 and form the reaction intracavity with right baffle 10 and continue the reaction, gas after the reaction goes in flowing into the atmosphere through the muffler of leftmost end through a plurality of air vents on the left baffle 11 again, through the break-make by controller control electro-magnet, remove attached solid particle on the filter screen 7.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. An automobile exhaust treatment device, its characterized in that: including the intake pipe that links to each other in proper order from the right side left, tail gas treatment pipe and outlet duct, it is equipped with the filter screen that a pair of interval set up to slide to half section on the right side in tail gas treatment pipe, and the symmetry is equipped with a pair of spring between the filter screen, and the middle part of spring all handles intraductal wall connection through an otic placode and tail gas, arbitrary filter screen middle part at two filter screen opposite sides is equipped with the electro-magnet, half section interval on the left side is equipped with left baffle and right baffle in tail gas treatment pipe, and form the reaction chamber between left baffle and the right baffle, all be equipped with a plurality of air vents on left baffle and right baffle, tail gas treatment inside pipe wall upper portion between two baffles is equipped with a many mouthfuls nozzle, and many mouthfuls nozzle passes through the conveyer pipe and communicates in the reaction liquid bin on tail gas treatment outside pipe wall upper portion.

2. The automobile exhaust gas treatment device according to claim 1, characterized in that: the lower parts of the two filter screens towards the back side are respectively provided with a limit stop used for limiting the two filter screens to slide back to back, the limit stops are connected with the inner wall of the tail gas treatment pipe, and the two filter screens are respectively propped against the limit stops on the corresponding sides.

3. The automobile exhaust gas treatment device according to claim 2, characterized in that: be equipped with the granule collection box on the tail gas treatment pipe outer wall of reaction liquid bin opposite side, the granule collection box is located two filter screen lower parts, and the length of granule collection box is greater than the distance between two filter screens.

4. The automobile exhaust gas treatment device according to claim 3, characterized in that: and a layer of reaction liquid absorbing cloth is laid on the right side end face of the right partition plate.

5. The automobile exhaust gas treatment device according to claim 4, wherein: the vent holes on the left partition plate and the right partition plate are obliquely and downwards formed along the left end face of the corresponding partition plate to the right end face.

6. The automobile exhaust gas treatment device according to claim 5, wherein: the reaction liquid of the reaction liquid storage tank is urea liquid.

7. The automobile exhaust gas treatment device according to claim 6, wherein: a silencer is arranged in the air outlet pipe.