CN216278085U

CN216278085U - High-efficiency heat-dissipation fin structure of EGR (exhaust gas Recirculation) automobile exhaust gas treatment equipment

Info

Publication number: CN216278085U
Application number: CN202122251621.5U
Authority: CN
Inventors: 常乐
Original assignee: Yangzhou Tianrun Dynamo Electric Co ltd
Current assignee: Yangzhou Tianrun Dynamo Electric Co ltd
Priority date: 2021-09-17
Filing date: 2021-09-17
Publication date: 2022-04-12
Anticipated expiration: 2031-09-17

Abstract

The utility model discloses a high-efficiency heat-dissipation fin structure of EGR (exhaust gas Recirculation) automobile exhaust treatment equipment, which comprises a first connecting pipe, wherein one end of the first connecting pipe is in threaded connection with a second connecting pipe, the other end of the second connecting pipe is in threaded connection with a third connecting pipe, the other end of the third connecting pipe is in threaded connection with a fourth connecting pipe, a ring is arranged in the second connecting pipe, one side of the ring is fixedly connected with a plurality of first fins, one side of each first fin is provided with a plurality of grooves, a plurality of through holes are formed in the grooves, the inner side of the third connecting pipe is fixedly connected with three second fins, a plurality of leakage holes are formed in the three second fins, and the third connecting pipe is provided with a plurality of ventilation holes. This structure is convenient for dispel the heat and reduce pressure tail gas, and this structure has set up the structure of a plurality of heat dissipations and decompression to make heat dissipation and decompression effect better, avoid high temperature high pressure to cause the damage to processing apparatus, influence the life of device.

Description

High-efficiency heat-dissipation fin structure of EGR (exhaust gas Recirculation) automobile exhaust gas treatment equipment

Technical Field

The utility model relates to the technical field of heat dissipation equipment, in particular to a high-efficiency heat dissipation fin structure of EGR (exhaust gas recirculation) automobile exhaust treatment equipment.

Background

At present, automobile manufacturing has gradually developed into the important industry of pillars in China, and people pay more attention to quality of life with the improvement of living standard, so that the use of automobiles is gradually increased, but the influence of automobile exhaust on environment is also increased, and because automobile exhaust contains a large amount of dust and toxic gas, the automobile exhaust can be purified by using an automobile exhaust treatment device to be discharged out of a machine body so as to reduce the pollution to the environment.

The fin type radiator is one of common heat dissipation devices, fins of the traditional fin type radiator are fixed on the radiator, the heat conductivity coefficient of the fins is certain, the heat dissipation effect of the radiator can be greatly limited under the conditions that the external volume of the radiator, the number of the fins and the heat dissipation mode are not increased, the heat dissipation of tail gas is not facilitated, and the treatment of the tail gas in the later period is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-efficiency heat dissipation fin structure of EGR (exhaust gas Recirculation) automobile exhaust treatment equipment, which solves the problems in the prior art.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a finned structure for EGR automobile exhaust gas treatment facility high efficiency heat dissipation, includes a connecting pipe, the one end threaded connection of a connecting pipe has No. two connecting pipes, the other end threaded connection of No. two connecting pipes has No. three connecting pipes, the other end threaded connection of No. three connecting pipes has No. four connecting pipes, be equipped with the ring in the connecting pipe No. two, a plurality of fins of one side fixedly connected with of ring, it is a plurality of one side of a fin all is equipped with a plurality of recesses, and is a plurality of all be equipped with a plurality of through-holes in the recess, No. three No. two fins of inboard fixedly connected with of No. three connecting pipe, it is three all be equipped with a plurality of small openings on No. two fins, No. three connecting pipe be equipped with a plurality of ventilation holes.

Preferably, a baffle ring and two filter screens are fixedly connected in the second connecting pipe, the baffle ring corresponds to the circular ring, and the outer diameter of the circular ring is the same as the inner diameter of the second connecting pipe.

Preferably, a plurality of fin enclose into a circular cone, and the less one end of circular cone diameter extends to in No. three connecting tubes, and a plurality of fin all has the slope of certain angle.

Preferably, a plurality of the first fin is located No. two fins, and a certain interval exists between the first fin and the second fin, and three the second fin is conical.

Preferably, No. four intraductal fixedly connected with of connecting ring and connecting plate, the flexible pipe of one side fixedly connected with of fixed ring, flexible pipe is the metal material.

Preferably, the other end of the telescopic pipe is fixedly connected with a grating plate, and one side of the connecting plate is fixedly connected with four springs.

Preferably, the other ends of the four springs are fixed on the grid plate, the connecting plates correspond to the grid plate, and the inner diameter of each connecting plate is not smaller than that of the grid plate.

The utility model has at least the following beneficial effects:

1. the utility model provides a EGR automobile exhaust treatment facility fin structure for high efficiency heat dissipation, set up a fin, No. two fins, flexible pipe and ventilation hole, be convenient for dispel the heat, be equipped with the recess on the fin, and a fin and No. two fins are the taper shape, the area of contact of tail gas and a fin is bigger also more even, and because tail gas is broken up and is partly discharged from the ventilation hole, make the radiating rate accelerate, flexible pipe extension has increased the area of contact with tail gas, the heat that can conduct increases, further increase the radiating effect, prevent that the high temperature from causing the damage to the device.

2. The utility model provides a EGR automobile exhaust treatment facility fin structure for high efficiency heat dissipation, set up a fin, the ventilation hole, flexible pipe, spring and grid plate, be convenient for reduce the atmospheric pressure of tail gas, a fin rotates can break up tail gas, and tail gas can be broken up by a fin, and drive under it and outside diffusion and discharge partly, thereby reduce the volume of tail gas in the No. three connecting pipes, tail gas can push away the grid plate forward after getting into No. four connecting pipes, and by the reposition of redundant personnel of grid plate, tail gas can offset some pressure under the effect of the resilience of the elasticity of spring and flexible pipe, thereby reach the purpose to the tail gas decompression, prevent that tail gas pressure from leading to the fact the damage to processing apparatus too big.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

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

FIG. 2 is a side view of the present invention;

FIG. 3 is a cross-sectional view of the present invention;

FIG. 4 is a schematic structural diagram of a first fin according to the present invention.

In the figure: 1. a first connecting pipe; 2. a second connecting pipe; 3. a third connecting pipe; 4. a fourth connecting pipe; 5. a filter screen; 6. a baffle ring; 7. a circular ring; 8. a second fin; 9. a first fin; 10. a groove; 11. a through hole; 12. a leak hole; 13. a vent hole; 14. a fixing ring; 15. a telescopic pipe; 16. a grid plate; 17. a connecting plate; 18. a spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Referring to fig. 1-4, a fin structure for high-efficiency heat dissipation of EGR (exhaust gas recirculation) automobile exhaust treatment equipment comprises a first connecting pipe 1, one end of the first connecting pipe 1 is in threaded connection with a second connecting pipe 2, the first connecting pipe 1 is connected with an exhaust discharge pipe, the fourth connecting pipe 4 is connected with an exhaust inlet of an exhaust treatment device, the other end of the second connecting pipe 2 is in threaded connection with a third connecting pipe 3, the other end of the third connecting pipe 3 is in threaded connection with the fourth connecting pipe 4, a baffle ring 6 and two filter screens 5 are fixedly connected in the second connecting pipe 2, a circular ring 7 is arranged in the second connecting pipe 2, the baffle ring 6 corresponds to the circular ring 7, and the outer diameter of the circular ring 7 is the same as the inner diameter of the second connecting pipe 2.

One side fixedly connected with a plurality of fins 9 of ring 7, a plurality of fins 9 enclose into a circular cone, and the less one end of circular cone diameter extends to in No. three connecting pipes 3, a plurality of fins 9 all have the slope of certain angle, a plurality of fins 9 all are located No. two fins 8, and there is certain interval between a fin 9 and No. two fins 8, one side of a plurality of fins 9 all is equipped with a plurality of recesses 10, all be equipped with a plurality of through-holes 11 in a plurality of recesses 10, No. three fin 8 No. three of inboard fixedly connected with of No. 3 connecting pipe, three No. two fins 8 are the circular cone, all be equipped with a plurality of small openings 12 on three No. two fins 8, No. three connecting pipe 3 be equipped with a plurality of ventilation holes 13, the diameter of ventilation hole 13 is very little, the dust can not get into from the centre, No. one fin 9 and No. two fins 8 are the aluminium products.

A fixing ring 14 and a connecting plate 17 are fixedly connected in the fourth connecting pipe 4, a telescopic pipe 15 is fixedly connected to one side of the fixing ring 14, the telescopic pipe 15 is made of metal, a grating plate 16 is fixedly connected to the other end of the telescopic pipe 15, four springs 18 are fixedly connected to one side of the connecting plate 17, the other ends of the four springs 18 are fixed on the grating plate 16, the connecting plate 17 corresponds to the grating plate 16, and the inner diameter of the connecting plate 17 is not smaller than that of the grating plate 16.

The scheme has the following working processes: firstly, the second connecting pipe 2 is in threaded connection with the first connecting pipe 1, then the circular ring 7 is placed close to the baffle ring 6, then the third connecting pipe 3 is sleeved on the outer surface of the first fin 9 and is in threaded connection with the second connecting pipe 2, and finally the fourth connecting pipe 4 is in threaded connection with the third connecting pipe 3.

When the exhaust gas purifier is used, exhaust gas enters from the first connecting pipe 1 and then enters the second connecting pipe 2, the exhaust gas enters the second connecting pipe 2 and then passes through the two filter screens 5, the filter screens 5 preliminarily filter the exhaust gas to prevent large wastes from entering the third connecting pipe 3, the exhaust gas enters a cone formed by the first fins 9 after being filtered, the first fins 9 are inclined at a certain angle, the first fins 9 are driven to rotate after the exhaust gas comes in and goes out, the first fins 9 rotate to scatter the exhaust gas, the exhaust gas is driven by the first fins 9 to diffuse outwards, the first fins 9, the second fins 8 and the third connecting pipe 3 are respectively provided with through holes 11, leakage holes 12 and ventilation holes 13, the exhaust gas can pass through and be discharged out of a part outside the third connecting pipe 3, the amount of the exhaust gas in the third connecting pipe 3 can be reduced, the air pressure is reduced, the exhaust gas can enter the fourth connecting pipe 4 under the buffering of the second fins 8 in the third connecting pipe 3, after entering the connection pipe 4 of No. four, the tail gas pushes the grid plate 16 forward and is shunted by the grid plate 16, the grid plate 16 moves to pull the extension pipe 15 and the extrusion spring 18, and a part of pressure is counteracted under the elastic force of the spring 18 and the restoring force of the extension pipe 15, so that the purpose of reducing the pressure of the tail gas is achieved.

Because a fin 9 rotates, and break up tail gas, so tail gas and fin 9's contact is more even, and be equipped with recess 10 on fin 9, and fin 9 and No. two fins 8 are conical, the area of contact of tail gas and fin 9 has been increased, can accelerate tail gas and the hot conduction of fin 9 like this, and because part tail gas can be discharged from ventilation hole 13, so need radiating tail gas to reduce, make the radiating rate accelerate, at last after tail gas gets into flexible pipe 15, because flexible pipe 15 extension, so the area increase of tail gas and flexible pipe 15 contact, the heat that can conduct increases, further increase the radiating effect.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a EGR automobile exhaust treatment equipment high efficiency fin structure for heat dissipation, includes a connecting pipe (1), its characterized in that: one end threaded connection of a connecting pipe (1) has connecting pipe (2) No. two, the other end threaded connection of connecting pipe (2) No. three has connecting pipe (3) No. three, the other end threaded connection of connecting pipe (3) No. four connecting pipes (4), be equipped with ring (7) in connecting pipe (2) No. two, a plurality of fin (9) of one side fixedly connected with of ring (7) a plurality of one of fin (9) are a plurality of recess (10), a plurality of all be equipped with a plurality of through-holes (11) in recess (10), three No. two fin (8) of inboard fixedly connected with of connecting pipe (3), three all be equipped with a plurality of small openings (12) on No. two fin (8), the being equipped with a plurality of ventilation holes (13) of connecting pipe (3).

2. The high-efficiency heat dissipation fin structure for the EGR automobile exhaust gas treatment equipment according to claim 1, characterized in that: no. two fixedly connected with in connecting pipe (2) keep off ring (6) and two filter screens (5), keep off ring (6) and corresponding with ring (7), the external diameter of ring (7) is the same with the internal diameter of No. two connecting pipe (2).

3. The high-efficiency heat dissipation fin structure for the EGR automobile exhaust gas treatment equipment according to claim 1, characterized in that: a plurality of fin (9) enclose into a circular cone, and the less one end of circular cone diameter extends to in No. three connecting pipes (3), and a plurality of fin (9) all have the slope of certain angle.

4. The high-efficiency heat dissipation fin structure for the EGR automobile exhaust gas treatment equipment according to claim 1, characterized in that: a plurality of fin (9) all are located No. two fins (8), and have certain interval between No. one fin (9) and No. two fins (8), three No. two fins (8) are the taper shape.

5. The high-efficiency heat dissipation fin structure for the EGR automobile exhaust gas treatment equipment according to claim 1, characterized in that: no. four connecting pipe (4) interior fixedly connected with solid fixed ring (14) and connecting plate (17), the flexible pipe (15) of one side fixedly connected with of solid fixed ring (14), flexible pipe (15) are the metal material.

6. The high-efficiency heat dissipation fin structure for the EGR automobile exhaust gas treatment equipment according to claim 5, characterized in that: the other end of the telescopic pipe (15) is fixedly connected with a grating plate (16), and one side of the connecting plate (17) is fixedly connected with four springs (18).

7. The high-efficiency heat dissipation fin structure for the EGR automobile exhaust gas treatment equipment according to claim 6, characterized in that: the other ends of the four springs (18) are fixed on the grating plate (16), the connecting plates (17) correspond to the grating plate (16), and the inner diameter of the connecting plates (17) is not smaller than the grating plate (16).