CN213360214U - Automobile exhaust particle catcher - Google Patents

Abstract

The utility model discloses an automobile exhaust particle trap, including trap shell and air inlet and the gas vent of setting in its both sides, the built-in baffle that is equipped with of trap shell, the baffle both ends are equipped with filter chamber and regeneration room respectively, are equipped with two at least installing ports on the baffle, installed the installation piece in the installing port, the honeycomb filter core has been installed to installation piece bottom, elevating system has been installed to installation piece upper end, elevating system installs on the trap shell, is equipped with the heating chamber on the trap shell, has installed fan and electric plate in the heating chamber respectively, the heating chamber communicates in regeneration room, be equipped with the gas outlet on the inner wall of regeneration room one side. Through communicating the regeneration chamber in the heating chamber, when needing to carry out regeneration treatment to the honeycomb filter core, elevating system promotes it to the regeneration indoor, and the fan discharges into the hot gas flow to the regeneration indoor under the effect of electric plate to the clearance of regenerating has the effectual characteristics of regeneration clearance.

Description

Automobile exhaust particle catcher

Technical Field

The utility model belongs to the technical field of the automobile parts, concretely relates to automobile exhaust particle trap.

Background

A particulate trap is a ceramic filter installed in the exhaust system of a diesel engine that traps particulate emissions before they enter the atmosphere. The pollution of the engine is mainly from 4 components of particulate emissions, hydrocarbons, nitrogen oxides and carbon monoxide.

With the gradual implementation of national six-emission regulations, GPF has become the standard configuration of aftertreatment systems in order to reduce gasoline engine particulate matter emissions. GPF filtration is essentially the same mechanism as DPF, with the exhaust passing through the porous walls at a certain flow rate, a process known as wall flow. The wall flow type particle catcher is composed of honeycomb ceramics with certain pore density, exhaust gas flow is forced to pass through the wall surface of a pore channel by alternately plugging the honeycomb porous ceramic filter bodies, and particulate matters are captured and filtered in four modes of diffusion, interception, gravity and inertia respectively. When the existing automobile exhaust particle catcher is used for a long time, impurities such as coarse carbon in exhaust gas can be accumulated in the catcher to cause the obstruction of the gas flow in the catcher, the existing solution is that instant heating wires are installed in the honeycomb filter element, when the honeycomb filter element is blocked, a controller controls the heating wires to heat up, heating impurities such as coarse carbon in the honeycomb filter element to heat most of the substances in the honeycomb filter element and then vaporizing and discharging the substances, however, the heating in this way is directly applied to the honeycomb filter element, if the heating temperature is not well controlled, the honeycomb filter element may be damaged to a certain extent, and impurities adhered to the honeycomb filter element are difficult to be discharged through the air flow velocity discharged by waste gas, so that the existing automobile exhaust particle catcher has the problem of poor regeneration effect.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automobile exhaust particle catcher to solve the poor problem of automobile exhaust particle catcher regeneration effect that exists among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an automobile exhaust particle trap, includes the trap shell and sets up air inlet and gas vent in its both sides, the built-in baffle that is equipped with of trap shell, the baffle both ends are equipped with filter chamber and regeneration room respectively, be equipped with two at least installing ports on the baffle, install the installation piece in the installing port, the honeycomb filter core has been installed to installation piece bottom, elevating system has been installed to installation piece upper end, elevating system installs on the trap shell, be equipped with the heating chamber on the trap shell, fan and electric plate have been installed respectively in the heating chamber, the heating chamber communicate in the regeneration room, be equipped with the gas outlet on the inner wall of regeneration room one side.

Preferably, be equipped with first sealed ring groove on the installing port, first sealed ring piece has been installed to the installing block bottom, insert in the first sealed ring groove and be equipped with first sealed ring piece, the hoop is equipped with the sealed ring groove of second on the installing port bottom, installed the sealed ring piece of second on the installing block lateral wall, insert in the sealed ring groove of second and be equipped with the sealed ring piece of second.

Preferably, be equipped with two at least recesses on the filter chamber bottom, be equipped with a plurality of third seal ring groove on the recess inner wall, a plurality of third seal ring piece has been installed to honeycomb filter core bottom, honeycomb filter core bottom is inserted and is established in the recess, third seal ring piece is inserted and is established in the third seal ring groove, the regenerator top is equipped with two at least fourth seal ring grooves, fourth seal ring piece has been installed to the installation piece upper end, insert in the fourth seal ring groove and be equipped with fourth seal ring piece.

Preferably, elevating system includes electric lift rod, the dust screen has been installed to the heating chamber outer end, the trap shell facial make-up is equipped with the controller, fan, electric plate and electric lift rod power control end are installed on the controller, the temperature detect switch has been installed between electric plate and the controller, filter chamber air outlet end has installed wind pressure sensor, the wind pressure sensor output is installed on the controller.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model provides an automobile exhaust particle trap, through at the built-in baffle that is equipped with of trap shell, be equipped with two at least installing ports on the baffle, installed the installation piece in the installation piece, the honeycomb filter core has been installed to installation piece bottom, and the baffle both ends are equipped with filter chamber and regeneration room respectively, elevating system has been installed to installation piece upper end, when needs are cleared up the honeycomb filter core regeneration, left side elevating system promotes the honeycomb filter core and regenerates the clearance in the regeneration room, right side elevating system will clear up in advance the honeycomb filter core insert the filter chamber in, can be under the condition that does not influence exhaust gas exhaust to the honeycomb filter core clearance of regenerating.

The utility model provides an automobile exhaust particle trap, through at the built-in baffle that is equipped with of trap shell, the baffle both ends are equipped with filter chamber and regeneration room respectively, and the regeneration room communicates in the heating chamber, and when needs carry out regeneration treatment to the honeycomb filter core, elevating system promotes it to the regeneration indoor, and the fan in the heating chamber emits into the hot gas flow to the regeneration indoor under the effect of electric plate to the clearance of regenerating to the honeycomb filter core, have the effectual characteristics of regeneration clearance.

Drawings

FIG. 1 is a partially cut-away front view of the present invention;

FIG. 2 is an enlarged view of a portion a of FIG. 1;

FIG. 3 is an enlarged schematic view of FIG. 1 at b;

fig. 4 is an enlarged schematic view of fig. 1 at c.

In the figure: 1 trap shell, 2 air inlets, 3 air outlets, 4 clapboards, 5 filter chambers, 6 regeneration chambers, 7 mounting ports, 8 mounting blocks, 9 honeycomb filter elements, 10 heating chambers, 11 fans, 12 electric heating plates, 13 air outlets, 14 first sealing ring grooves, 15 first sealing ring blocks, 16 second sealing ring grooves, 17 second sealing ring blocks, 18 grooves, 19 third sealing ring grooves, 20 third sealing ring blocks, 21 fourth sealing ring grooves, 22 fourth sealing ring blocks, 23 electric lifting rods, 24 dust filtering nets, 25 controllers, 26 temperature control switches and 27 wind pressure sensors.

Detailed Description

The technical solution in 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.

Referring to fig. 1, 2, 3 and 4, an automobile exhaust particle trap includes a trap housing 1, and an air inlet 2 and an air outlet 3 disposed at two sides of the trap housing 1, a partition plate 4 is welded in the trap housing 1, a filter chamber 5 and a regeneration chamber 6 are respectively disposed at two ends of the partition plate 4, two mounting ports 7 are disposed on the partition plate 4, the mounting ports 7 are of a first step port structure, a mounting block 8 is inserted in the mounting ports 7, a first sealing ring groove 14 is disposed on the mounting ports 7, the first sealing ring groove 14 is of a conical structure, a first sealing ring block 15 is welded at the bottom end of the mounting block 8, the first sealing ring block 15 is of a conical structure, a first sealing ring block 15 is inserted in the first sealing ring groove 14, the first sealing ring block 15 has a sealing effect on the mounting ports 7, a second sealing ring groove 16 is circumferentially disposed at the bottom end of the mounting ports 7, a second sealing ring block 17 is welded on the side wall of the mounting block, the second sealing ring groove 16 and the second sealing ring block 17 are of a conical structure, the second sealing ring block 17 is inserted into the second sealing ring groove 16, the honeycomb filter element 9 is welded at the bottom end of the mounting block 8, the honeycomb filter element 9 is used for filtering the discharged waste gas, two grooves 18 are arranged at the bottom end of the filter chamber 5, 6 third sealing ring grooves 19 are arranged on the inner wall of each groove 18, 6 third sealing ring blocks 20 are welded at the bottom end of the honeycomb filter element 9, the third sealing ring grooves 19 and the third sealing ring blocks 20 are of a conical structure, the bottom end of the honeycomb filter element 9 is inserted into the grooves 18, the third sealing ring blocks 20 are inserted into the third sealing ring grooves 19, the third sealing ring blocks 20 have a sealing effect on the grooves 18, two fourth sealing ring grooves 21 are arranged at the top end of the regeneration chamber 6, the fourth sealing ring block 22 is welded at the upper end of the mounting block 8, the fourth sealing ring grooves 21 and the fourth sealing ring blocks 22 are of a conical structure, and the fourth sealing ring blocks 22 are inserted into the fourth sealing,

referring to fig. 1, the upper end of the mounting block 8 is connected with a lifting mechanism, and the lifting mechanism is bolted to the catcher shell 1. The catcher is characterized in that a heating chamber 10 is arranged on a catcher shell 1, a fan 11 and an electric heating plate 12 are respectively arranged in the heating chamber 10, models of the fan 11 and the electric heating plate 12 are DB1 and 97FLJ respectively, the heating chamber 10 is communicated with a regeneration chamber 6, an air outlet 13 is arranged on the inner wall of the right side of the regeneration chamber 6, a lifting mechanism comprises an electric lifting rod 23, the model of the electric lifting rod 23 is T5-110, a dust filtering net 24 is welded at the outer end of the heating chamber 10, the dust filtering net 24 is used for preventing impurities in the outside air from flowing into the heating chamber 10, a controller 25 is welded on the catcher shell 1, the model of the controller 25 is HH-N05S, the fan 11, the electric heating plate 12 and the power supply control end of the electric lifting rod 23 are connected on the controller 25 through wires, a temperature control switch 26 is connected between the electric heating plate 12 and the controller 25 through a wire, the, the air outlet end of the filtering chamber 5 is connected with a wind pressure sensor 27 through a lead, the model of the wind pressure sensor 27 is PTJ501-1, and the output end of the wind pressure sensor 27 is connected with the controller 25 through a lead.

In the daily use process of the utility model, when the monitoring data of the wind pressure sensor 27 in the filtering chamber 5 is abnormal, the controller 25 receives the wind pressure signal and then adjusts the electric lifting rod 23 in the lifting mechanism, firstly, the controller 25 controls the lifting end of the electric lifting rod 23 on the right side to move, the lifting end of the electric lifting rod 23 on the right side moves the honeycomb filter element 9 at the lower end downwards to be inserted into the groove 18 on the right inner wall of the bottom end of the filtering chamber 5, and 6 third sealing ring blocks 20 on the bottom end of the honeycomb filter element 9 are inserted into the third sealing ring groove 19 to seal the groove 18, meanwhile, the first sealing ring block 15 on the bottom end of the mounting block 8 is inserted into the first sealing ring groove 14 in the mounting opening 7 to seal the mounting opening 7, and further, the controller 25 controls the lifting end of the electric lifting rod 23 on the left side to move upwards, the blocked honeycomb filter element 9 is moved upwards until the honeycomb filter element is moved to the regeneration chamber 6, in the process, a fourth sealing ring block 22 at the upper end of an installation block 8 is inserted into a fourth sealing ring groove 21 on the inner wall of the top end of the regeneration chamber 6, a second sealing ring block 17 on the side wall of the honeycomb filter element 9 is inserted into a second sealing ring groove 16 on the bottom end of a partition plate 4 to seal an installation opening 7, then a controller 25 controls the heating temperature of an electric heating plate 12 through a temperature control switch 26, a fan 11 is started, the fan 11 discharges air filtered from the outside into the regeneration chamber 6 in an accelerated manner, the discharged flowing air generates hot air under the heating action of the electric heating plate 12, the hot air is discharged into the honeycomb filter element 9 to carry out regeneration treatment on surface coarse carbon and the like, the direct heating of the honeycomb filter element 9 is avoided, and the regeneration effect of the honeycomb filter element is improved.

Claims (4)

1. The utility model provides an automobile exhaust particle trap, includes trap shell (1) and sets up air inlet (2) and gas vent (3) in its both sides, its characterized in that: trap shell (1) is built-in to be equipped with baffle (4), baffle (4) both ends are equipped with filter chamber (5) and regeneration chamber (6) respectively, be equipped with two at least installing ports (7) on baffle (4), install and be equipped with installation piece (8) in installing port (7), honeycomb filter core (9) have been installed to installation piece (8) bottom, elevating system has been installed to installation piece (8) upper end, elevating system installs on trap shell (1), be equipped with heating chamber (10) on trap shell (1), fan (11) and electric plate (12) have been installed respectively in heating chamber (10), heating chamber (10) communicate in regeneration chamber (6), be equipped with gas outlet (13) on regeneration chamber (6) one side inner wall.

2. The particulate trap for automobile exhaust according to claim 1, wherein: be equipped with first sealed ring groove (14) on installing port (7), first sealed ring piece (15) have been installed to installing block (8) bottom, first sealed ring groove (14) interpolation is equipped with first sealed ring piece (15), the ring is sealed ring groove (16) to the annular second that is equipped with on installing port (7) bottom, installing block (8) lateral wall facial make-up is equipped with sealed ring piece of second (17), sealed ring groove of second (16) interpolation is equipped with sealed ring piece of second (17).

3. The particulate trap for automobile exhaust according to claim 1, wherein: be equipped with two at least recesses (18) on filter chamber (5) bottom, be equipped with the sealed annular of a plurality of third (19) on recess (18) inner wall, the sealed ring piece of a plurality of third (20) has been installed to honeycomb filter core (9) bottom, honeycomb filter core (9) bottom is inserted and is established in recess (18), the sealed ring piece of third (20) is inserted and is established in the sealed annular of third (19), regeneration chamber (6) top is equipped with two at least fourth sealed annular (21), fourth sealed ring piece (22) have been installed to installation piece (8) upper end, the interpolation of the sealed annular of fourth (21) is equipped with fourth sealed ring piece (22).

4. The particulate trap for automobile exhaust according to claim 1, wherein: elevating system includes electric lift pole (23), dust filter screen (24) have been installed to heating chamber (10) outer end, trap shell (1) facial make-up is equipped with controller (25), fan (11), electric plate (12) and electric lift pole (23) power control end install on controller (25), temperature detect switch (26) have been installed between electric plate (12) and controller (25), wind pressure sensor (27) have been installed to filter chamber (5) gas outlet end, wind pressure sensor (27) output is installed on controller (25).

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