CN211058884U - Multistage screen type automobile exhaust collection device - Google Patents

Abstract

The utility model discloses a multistage screen type automobile exhaust collection device in the field of automobile exhaust collection, which comprises a reaction cylinder, a cylinder cover and a connecting pipe, wherein the reaction cylinder comprises an outer cylinder and an inner cylinder, a limiting rod is fixed at the center of an inner cavity of the outer cylinder, a limiting groove matched with the limiting rod is formed in the center of the bottom end of the inner cylinder, external threads are arranged at the edge of the top end of the side wall of the outer cylinder, fixing rings are arranged above the inner cylinder, the fixing rings are divided into two groups, a lower screen mesh and an upper screen are respectively fixed on the inner wall, through holes for the connecting pipe to pass are formed in the centers of the lower screen and the upper screen, fixing grooves are formed right opposite to the fixing ring tops of the lower part and the fixing ring bottoms of the upper part, iron-attracting discs are fixed inside the fixing grooves, supporting magnetic rods are magnetically connected between the iron-attracting discs, holding rods are, the center of the top end of the cylinder cover is provided with a through hole for the connecting pipe to pass through, and the top end of the cylinder cover is provided with an air outlet.

Description

Multistage screen type automobile exhaust collection device

Technical Field

The utility model relates to an automobile exhaust collects the field, specifically is a multistage screen cloth formula automobile exhaust collection device.

Background

Automobile exhaust is exhaust gas generated when an automobile is used, and contains hundreds of different compounds, wherein pollutants comprise solid suspended particles, carbon monoxide, carbon dioxide, hydrocarbons, nitrogen oxides, lead, sulfur oxides and the like. The tail gas can not only directly harm human health, but also have a profound influence on the environment of human life. The sulfur dioxide in the tail gas has strong pungent smell, and when the sulfur dioxide reaches a certain concentration, acid rain is easily caused, soil and water sources are acidified, and the growth of crops and forests is influenced. With the continuous development of society and the continuous progress of science and technology, automobiles become a main tool for people to go out, but the automobiles can generate a large amount of tail gas to pollute the environment and bring harm to the health of people, so that the collection, detection and treatment of harmful components in the gas are necessary. However, the existing device and technology for collecting the automobile exhaust are few, and the obvious defects of complexity, strong operability, low absorption efficiency of the automobile exhaust and the like exist.

At present, chinese patent application No. CN201620627623.6 discloses a multi-stage screen type automobile exhaust gas collecting device. The utility model discloses an automobile exhaust collects device includes: the device comprises an air inlet pipe, a reaction box, an inclined partition plate, a tail gas collecting liquid, a multi-stage screen and an exhaust port; the automobile exhaust collecting device has simple structure and simple and convenient operation, and can guide automobile exhaust from the exhaust pipe to the exhaust collecting liquid in the reaction box for collection and absorption, and the harmful substances of the automobile exhaust finally discharged to the atmosphere can be greatly reduced through the treatment of the multi-stage screen, thereby reducing the air pollution, reducing the PM2.5 content in the city and being beneficial to the health of people; and adopt special tail gas collecting fluid to carry out chemical absorption to automobile exhaust, carry out content detection to the specific material in the tail gas collecting fluid, can provide a method of judging whether normal to automobile engine behavior fast to carry out failure analysis and later repair, labour saving and time saving to automobile engine. However, use the device to collect automobile exhaust, come to carry out the assay to tail gas through the tail gas collecting fluid that detects after the tail gas reaction, the sample of the tail gas collecting fluid of being not convenient for is taken, and the device is in under the open environment, and the gas of external environment can get into the device equally, causes certain influence to the reaction of tail gas and tail gas collecting fluid, is unfavorable for the detection of tail gas. Based on this, the utility model designs a multistage screen cloth formula automobile exhaust collection device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multistage screen cloth formula automobile exhaust collection device to the sample of the tail gas collecting fluid of being not convenient for who proposes in solving above-mentioned background takes, and under the device was in open environment, external environment's gas can get into the device equally, causes certain influence to the reaction of tail gas and tail gas collecting fluid, is unfavorable for the detection of tail gas.

In order to achieve the above object, the utility model provides a following technical scheme:

a multi-stage screen type automobile exhaust collecting device comprises a reaction cylinder, a cylinder cover and a connecting pipe, wherein the reaction cylinder comprises an outer cylinder and an inner cylinder, a limiting rod is fixed at the center of an inner cavity of the outer cylinder, a limiting groove matched with the limiting rod is formed in the center of the bottom end of the inner cylinder, external threads are arranged at the edge of the top end of the side wall of the outer cylinder, fixing rings are placed above the inner cylinder, the fixing rings are divided into two groups, a lower screen mesh and an upper screen mesh are respectively fixed on the inner walls of the fixing rings, through holes for the connecting pipe to pass through are formed in the centers of the lower screen mesh and the upper screen mesh, fixing grooves are formed in positions right opposite to the top ends of the fixing rings at the lower part and the bottom ends of the fixing rings at the upper part, iron-attracting discs are fixed inside the fixing grooves, supporting magnetic rods are magnetically connected between the iron-attracting discs, the center of the top end of the cylinder cover is provided with a through hole for the connecting pipe to pass through, and the top end of the cylinder cover is provided with an air outlet.

Preferably, the radius of the limiting rod is the same as that of the limiting groove, and the length of the limiting rod is equal to the depth of the limiting groove.

Preferably, a sealing ring is arranged on the side wall of the fixed circular ring, the side wall of the fixed circular ring is matched with the inner wall of the outer barrel everywhere, the lower screen and the upper screen are the same in size, the height of the lower screen and the height of the upper screen are equal to the height of the fixed circular ring, and the aperture of the upper screen is smaller than that of the lower screen.

Preferably, the depth of the fixing groove is greater than one half of the height of the fixing ring, and the depth of the fixing groove is smaller than the height of the fixing ring.

Preferably, the through hole and the connecting pipe have the same diameter, and the connecting pipe is an L-type bent pipe.

Preferably, the horizontal plane of the top end of the holding rod and the horizontal plane of the top end of the outer cylinder are the same horizontal plane.

Compared with the prior art, the beneficial effects of the utility model are that: by arranging the reaction cylinder, the connecting pipe and the cylinder cover, the device is connected with the automobile tail pipe by the connecting pipe, and the reaction cylinder is sealed to a certain extent by the cylinder cover, so that the influence of external gas on the reaction of automobile tail gas and tail gas treatment liquid in the inner cylinder is avoided; by arranging the lower screen and the upper screen, the gas after reaction with the tail gas treatment liquid can be subjected to multistage filtration, so that residual solid particles in the gas are removed, and the pollution to the environment caused by direct discharge is avoided; through setting up fixed slot, magnet disc and support magnetic pole, can link together last screen cloth and lower screen cloth, the installation of the screen cloth of being convenient for is got and is put.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings described below are only examples of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

FIG. 2 is a schematic sectional view of the present invention;

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

FIG. 4 is a schematic view of the structure of the screen of the present invention;

fig. 5 is a schematic cross-sectional view of the screen of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-outer cylinder, 2-inner cylinder, 3-cylinder cover, 4-connecting pipe, 5-limiting rod, 6-limiting groove, 7-external thread, 8-fixing ring, 9-lower screen, 10-upper screen, 11-through hole, 12-fixing groove, 13-magnet disc, 14-supporting magnetic rod, 15-holding rod, 16-internal thread, 17-through hole and 18-air outlet.

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 examples 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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a multi-stage screen type automobile exhaust collecting device comprises a reaction cylinder, a cylinder cover 3 and a connecting pipe 4, wherein the reaction cylinder comprises an outer cylinder 1 and an inner cylinder 2, a limiting rod 5 is fixed at the center of an inner cavity of the outer cylinder 1, a limiting groove 6 matched with the limiting rod 5 is formed in the center of the bottom end of the inner cylinder 2, external threads 7 are arranged at the edge of the top end of the side wall of the outer cylinder 1, fixing rings 8 are arranged above the inner cylinder 2, two groups of fixing rings 8 are arranged, a lower screen 9 and an upper screen 10 are respectively fixed on the inner walls of the fixing rings, through holes 11 for the connecting pipe 4 to pass through are formed in the centers of the lower screen 9 and the upper screen 10, fixing grooves 12 are formed in the positions right opposite to the bottom ends of the fixing rings 8 at the top and the upper parts of the fixing rings at the lower parts, iron attracting discs 13 are fixed inside the fixing grooves 12, supporting magnetic rods 14 are magnetically connected between the iron attracting discs 13, a holding, the center of the top end of the cylinder cover 3 is provided with a through hole 17 for the connecting pipe 4 to pass through, and the top end of the cylinder cover 3 is provided with an air outlet 18.

The radius of the limiting rod 5 is the same as that of the limiting groove 6, the length of the limiting rod 5 is equal to the depth of the limiting groove 6, a sealing ring is arranged on the side wall of the fixed circular ring 8 and is matched with the inner wall of the outer cylinder 1 everywhere, the lower screen 9 and the upper screen 10 are the same in size and are equal to the height of the fixed circular ring 8, the aperture of the upper screen 10 is smaller than that of the lower screen 9, the depth of the fixed groove 12 is larger than half of the height of the fixed circular ring 8, the depth of the fixed groove 12 is smaller than that of the fixed circular ring 8, the diameters of the through hole 11, the through hole 16 and the connecting pipe 4 are the same, the connecting pipe 4 is an L-shaped bent pipe, and the horizontal plane where the top end of the holding rod.

One specific application of this embodiment is: firstly, assembling the device, installing the inner cylinder 2 in the outer cylinder 1 by matching a limiting rod 5 and a limiting groove, pouring tail gas treatment liquid into the inner cylinder 2, then connecting the lower screen 9 and the upper screen 10 together by matching a supporting magnetic rod 14 and an iron disc 13 and by utilizing the magnetic adsorption effect of the supporting magnetic rod 14 and the iron disc 13, putting the assembled lower screen 9 and the assembled upper screen 10 on the inner cylinder 2 by an operator through a handheld holding rod 15, then sealing the outer cylinder 1 through the cylinder cover 3 by utilizing the matching of the external thread 7 and the internal thread 16, connecting one end of a connecting pipe 4 with an automobile tail gas pipe after the device is assembled, enabling the other end of the connecting pipe 4 to pass through a through hole 17 and a through hole 11 to enter the inner cylinder 2, enabling tail gas to enter the inner cylinder 2 through the connecting pipe 4 to react with the tail gas treatment liquid in the inner cylinder 2, and then filtering the lower screen 9 and the upper screen 10, and finally out through the outlet port 18.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims (6)

1. The utility model provides a multistage screen cloth formula automobile exhaust collection device, includes reaction cylinder, cover (3) and connecting pipe (4), its characterized in that: the reaction cylinder comprises an outer cylinder (1) and an inner cylinder (2), a limiting rod (5) is fixed at the center of an inner cavity of the outer cylinder (1), a limiting groove (6) matched with the limiting rod (5) is formed in the center of the bottom end of the inner cylinder (2), external threads (7) are arranged at the edge of the top end of the side wall of the outer cylinder (1), fixing rings (8) are placed above the inner cylinder (2), two groups of fixing rings (8) are arranged, a lower screen (9) and an upper screen (10) are fixed on the inner wall of each fixing ring, through holes (11) for connecting pipes (4) to pass through are formed in the centers of the lower screen (9) and the upper screen (10), fixing grooves (12) are formed in the top ends of the fixing rings (8) at the lower part and the bottom ends of the fixing rings (8) at the upper part respectively, iron-attracting discs (13) are fixed inside the fixing grooves (12), and supporting magnetic rods, the top end of the upper fixing ring (8) is fixed with a holding rod (15), an inner cavity of the cylinder cover (3) is provided with an inner thread (16) matched with the outer thread (7), the center of the top end of the cylinder cover (3) is provided with a through hole (17) for the connecting pipe (4) to pass through, and the top end of the cylinder cover (3) is provided with an air outlet (18).

2. The multi-stage screen type automobile exhaust gas collecting device according to claim 1, wherein: the radius of the limiting rod (5) is the same as that of the limiting groove (6), and the length of the limiting rod (5) is equal to the depth of the limiting groove (6).

3. The multi-stage screen type automobile exhaust gas collecting device according to claim 1, wherein: the inner wall of the outer barrel (1) is matched with a sealing ring arranged on the side wall of the fixed circular ring (8), the lower screen (9) and the upper screen (10) are the same in size and are equal to the fixed circular ring (8) in height, and the aperture of the upper screen (10) is smaller than that of the lower screen (9).

4. The multi-stage screen type automobile exhaust gas collecting device according to claim 1, wherein: the depth of the fixing groove (12) is larger than one half of the height of the fixing circular ring (8), and the depth of the fixing groove (12) is smaller than the height of the fixing circular ring (8).

5. The multi-stage screen type automobile exhaust gas collecting device according to claim 1, wherein the through holes (11), the through holes (17) and the connecting pipe (4) have the same diameter, and the connecting pipe (4) is an L-shaped bent pipe.

6. The multi-stage screen type automobile exhaust gas collecting device according to claim 1, wherein: the horizontal plane of the top end of the holding rod (15) and the horizontal plane of the top end of the outer cylinder (1) are the same.

Images