CN211258766U

CN211258766U - Diesel engine DPF carbon-loading testing device

Info

Publication number: CN211258766U
Application number: CN201922109686.9U
Authority: CN
Inventors: 李海海
Original assignee: Suzhou Qingyan Bohao Automotive Technology Co ltd
Current assignee: Suzhou Qingyan Bohao Automotive Technology Co ltd
Priority date: 2019-11-29
Filing date: 2019-11-29
Publication date: 2020-08-14
Anticipated expiration: 2029-11-29

Abstract

The utility model belongs to the technical field of testing devices, in particular to a carbon-loaded testing device of a diesel engine DPF, which comprises a testing device body, wherein a fixed plate is integrally formed at the outer edge of the lower end of the testing device body, a testing head is integrally formed at the bottom end of the testing device body, a testing induction sheet is erected on the side surface embedding frame of the testing head, a rotating shaft is arranged on the side surface of the testing induction sheet, which is positioned on the testing head, in a penetrating way, a scraping plate is sleeved on the outer side surface of the rotating shaft, and brush hair is arranged on the inner wall of the scraping plate; this equipment operation test response piece detects the tail gas after the inside filtering component of particle catcher filters, and the scraper blade rotates at this in-process, and the brush hair of scraper blade through its inner wall is cleaned the side surface of test response piece, and auxiliary fan sweeps scraper blade, brush hair, and clean cotton board and lug board are cleaned the brush hair and are scraped and sweep, reduce the granule adhesion volume on the brush hair for there is not granule attachment when testing the response piece test, effectual promotion test accuracy.

Description

Diesel engine DPF carbon-loading testing device

Technical Field

The utility model belongs to the technical field of testing arrangement, concretely relates to diesel engine DPF carbon carries testing arrangement.

Background

A Particulate trap dpf (diesel Particulate filter) is a ceramic filter installed in the exhaust system of diesel engines, which traps Particulate emissions before they enter the atmosphere; the trapped particulate emissions are subsequently burned off during vehicle operation. The basic working principle is as follows: for example, the diesel particulate filter is sprayed with metal platinum, rhodium and palladium, black smoke containing carbon particles discharged by a diesel engine enters an engine tail gas particulate trap through a special pipeline, and the carbon smoke particles are adsorbed on a filter made of metal fiber felt through a bag filter densely arranged in the engine tail gas particulate trap; when the adsorption amount of the particles reaches a certain degree, the burner at the tail end automatically ignites and burns to burn the carbon smoke particles adsorbed on the burner, and the carbon smoke particles are changed into carbon dioxide harmless to human bodies and discharged; the existing particle catcher needs to be internally provided with a testing device in the using process so as to detect the running state of a filtering component inside the particle catcher, tail gas is attached to the surface of a measuring head in the using process of the existing testing device, the measuring result is inaccurate, and the structural optimization and improvement of the testing device are necessary for solving the problem that the existing testing device is exposed in the using process.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned problem that exists among the prior art, the utility model provides a diesel engine DPF carbon carries testing arrangement has the characteristics that promote the measurement structure degree of accuracy.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a diesel engine DPF carbon carries testing arrangement, includes the testing arrangement body, the lower extreme periphery integrated into one piece of testing arrangement body has the fixed plate, the bottom integrated into one piece of testing arrangement body has the test head, the side surface gomphosis of test head has erect the test response piece, the side surface that one side of test response piece is located the test head runs through and is equipped with the pivot, the scraper blade has been cup jointed on the outside surface of pivot, the inner wall of scraper blade is equipped with the brush hair, the pivot is different in that the one end of test response piece is located the outside surface gomphosis of test head and has been placed the protruding board, the side that the side of protruding board is located the outside surface of test head bonds through glue and is fixed with clean.

As the utility model discloses a diesel engine DPF carbon carries preferred technical scheme of testing arrangement, the side surface that one side that the protruding board and test response piece are located the test head runs through and is equipped with the sunken chamber, and the inner wall in sunken chamber has established auxiliary fan through the support frame, auxiliary fan's one end is located the side surface of test head and has had the filter screen through the bolt fastening.

As the utility model discloses a diesel engine DPF carbon carries preferred technical scheme of testing arrangement, clean cotton board is fan-shaped component with the lug board, clean cotton board, lug board respectively are equipped with two, and two clean cotton boards are crisscross with the lug board and are placed.

As the utility model discloses a diesel engine DPF carbon carries testing arrangement preferred technical scheme, the through-hole has evenly been seted up to the side surface of scraper blade.

As the utility model discloses a diesel engine DPF carbon carries testing arrangement preferred technical scheme, the brush hair has two rows, two rows the installation direction of brush hair is opposite each other.

As the utility model discloses a diesel engine DPF carbon carries preferred technical scheme of testing arrangement, the one end of pivot is located the inside of test head and has erect driving motor, and driving motor's output shaft is connected with the pivot.

As the utility model discloses a diesel engine DPF carbon carries preferred technical scheme of testing arrangement, test response piece, driving motor and test response piece all pass through electric connection with the external world.

Compared with the prior art, the beneficial effects of the utility model are that: this equipment operation test response piece detects the tail gas after the inside filtering component of particle catcher filters, and the scraper blade rotates at this in-process, and the brush hair of scraper blade through its inner wall is cleaned the side surface of test response piece, and auxiliary fan sweeps scraper blade, brush hair, and clean cotton board and lug board are cleaned the brush hair and are scraped and sweep, reduce the granule adhesion volume on the brush hair for there is not granule attachment when testing the response piece test, effectual promotion test accuracy.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

fig. 2 is a schematic structural view of the present invention;

FIG. 3 is a schematic side view of the scraper of the present invention;

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

in the figure: 1. a testing device body; 2. a fixing plate; 3. a test head; 4. testing the induction sheet; 5. a rotating shaft; 6. a squeegee; 7. a through hole; 8. cleaning the cotton board; 9. a convex plate; 10. an auxiliary fan; 11. filtering with a screen; 12. and (3) brush hairs.

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 embodiments 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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a diesel engine DPF carbon carries testing arrangement, including testing arrangement body 1, the lower extreme periphery integrated into one piece of testing arrangement body 1 has fixed plate 2, testing arrangement body 1's bottom integrated into one piece has test head 3, test head 3's side surface gomphosis frame is equipped with test response piece 4, one side that test response piece 4 is located test head 3 runs through and is equipped with pivot 5, scraper blade 6 has been cup jointed on the outside surface of pivot 5, the inner wall of scraper blade 6 is equipped with brush hair 12, the one end that pivot 5 is different from test response piece 4 is located test head 3's outside surface gomphosis and has been placed protruding board 9, the outside surface that the side of protruding board 9 is located test head 3 bonds through glue and is fixed with clean cotton board 8, in this embodiment, clean cotton board 8 and protruding board 9 rotate the in-process with brush hair 12 contact at scraper blade 6, make the granule on the brush hair 12 drop.

Specifically, the side surface that the lug board 9 and the one side of test response piece 4 are located test head 3 runs through and is equipped with the sunken chamber, and the inner wall in sunken chamber is equipped with auxiliary fan 10 through the support frame, and auxiliary fan 10's one end is located test head 3's side surface and has filter screen 11 through the bolt fastening, and auxiliary fan 10 moves through driving the air current in this embodiment for the granule on the brush hair 12 drops.

Specifically, clean cotton board 8 is fan-shaped component with lug board 9, and clean cotton board 8, lug board 9 respectively are equipped with two, and two clean cotton board 8 and the crisscross placing of lug board 9, clean cotton board 8 in this embodiment, lug board 9 respectively place two can further promotion to the effect of cleaing away of the granule on the brush hair 12.

Specifically, through holes 7 are uniformly formed in the side surface of the scraper 6, and the through holes 7 facilitate discharging of materials falling off from the bristles 12.

Specifically, the two rows of bristles 12 are provided, the two rows of bristles 12 are installed in opposite directions, and the bristles with opposite directions have a better sweeping effect when the side surface of the test sensing piece 4 is swept.

Specifically, the driving motor is erected in the inside that the one end of pivot 5 is located test head 3, and driving motor's output shaft is connected with pivot 5, and driving motor drives pivot 5 through driving the output shaft rotation in this embodiment and rotates, and then makes scraper blade 6 move.

Specifically, test response piece 4, driving motor and test response piece 4 all pass through electric connection with the external world, and electric connection is convenient for each equipment can be in the stable work under the circumstances of circular telegram in this embodiment.

The utility model discloses a theory of operation and use flow: in the utility model, in the using process of the testing device, the testing device body 1 is fixed on the side wall of the particle catcher through the bolt on the side surface of the fixing plate 2, the tail gas filtered by the filtering component in the particle catcher is detected in the operation process of the testing induction sheet 4, the driving motor drives the rotating shaft 5 to rotate in the detection process, and then the scraping plate 6 is driven to rotate, the scraping plate 6 wipes the side surface of the testing induction sheet 4 through the brush hair 12 on the inner wall of the scraping plate 6, so that no particles are attached to the side surface of the testing induction sheet 4, the scraping plate 6 is transferred to the side surface of the auxiliary fan 10 in the rotation process, the auxiliary fan 10 drives the gas to move in the operation process, the particles attached to the brush hair 12 fall off when the air pressure is changed, the particles on the brush hair 12 are conveniently discharged through the through holes 7, the cleaning cotton plate 8 and the lug plate 9 wipe and, so that the scraper 6 can clean the test sensing piece 4.

Finally, it should be noted that: although the present invention 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 in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a diesel engine DPF carbon carries testing arrangement, includes testing arrangement body (1), its characterized in that: the lower extreme periphery integrated into one piece of testing arrangement body (1) has fixed plate (2), the bottom integrated into one piece of testing arrangement body (1) has test head (3), the side surface of test head (3) inlays and erects and is equipped with test response piece (4), the side surface that one side of test response piece (4) is located test head (3) runs through and is equipped with pivot (5), scraper blade (6) have been cup jointed on the outside surface of pivot (5), the inner wall of scraper blade (6) is equipped with brush hair (12), the outside surface gomphosis that the one end that pivot (5) is different in test response piece (4) is located test head (3) has placed protruding board (9), the outside surface that the side of protruding board (9) is located test head (3) bonds through glue and is fixed with clean cotton board (8).

2. The diesel engine DPF carbon loading test device as set forth in claim 1, wherein: the side surface that one side of protruding board (9) and test response piece (4) is located test head (3) runs through and is equipped with the sunken chamber, and the inner wall in sunken chamber is erect through the support and is equipped with auxiliary blower (10), the one end of auxiliary blower (10) is located the side surface of test head (3) and is fixed with filter screen (11) through the bolt.

3. The diesel engine DPF carbon loading test device as set forth in claim 1, wherein: the cleaning cotton plate (8) and the convex plate (9) are fan-shaped components, the cleaning cotton plate (8) and the convex plate (9) are respectively provided with two, and the two cleaning cotton plates (8) and the convex plate (9) are placed in a staggered mode.

4. The diesel engine DPF carbon loading test device as set forth in claim 1, wherein: through holes (7) are uniformly formed in the side surface of the scraper (6).

5. The diesel engine DPF carbon loading test device as set forth in claim 1, wherein: the bristles (12) are arranged in two rows, and the installation directions of the two rows of bristles (12) are opposite to each other.

6. The diesel engine DPF carbon loading test device as set forth in claim 1, wherein: one end of the rotating shaft (5) is positioned in the testing head (3) and is provided with a driving motor, and an output shaft of the driving motor is connected with the rotating shaft (5).

7. The diesel engine DPF carbon loading test device as set forth in claim 1, wherein: the test induction sheet (4), the driving motor and the test induction sheet (4) are all electrically connected with the outside.