CN217080603U

CN217080603U - Cooling device for internal combustion engine tail gas aftertreatment

Info

Publication number: CN217080603U
Application number: CN202122665568.3U
Authority: CN
Inventors: 黄敏先
Original assignee: Shanghai Longyue Intelligent Technology Co ltd
Current assignee: Shanghai Longyue Intelligent Technology Co ltd
Priority date: 2021-11-03
Filing date: 2021-11-03
Publication date: 2022-07-29
Anticipated expiration: 2031-11-03

Abstract

The utility model provides a heat sink for internal-combustion engine tail gas aftertreatment relates to internal-combustion engine tail gas processing apparatus technical field. This a heat sink for internal-combustion engine exhaust aftertreatment, which comprises a housin, casing one side fixedly connected with air-supply line, casing opposite side fixedly connected with goes out the tuber pipe, the inside fixedly connected with support of casing, a plurality of cooling tubes of the inside fixedly connected with of support, air-supply line one side is provided with the fan blowing pipe, the solid fixed ring of fan blowing pipe outside fixedly connected with, the fan blowing pipe outside cover is equipped with fixed cover, fixed cover and solid fixed ring fixed connection, fixed cover outside cover is equipped with the sliding sleeve. This a heat sink for internal-combustion engine tail gas aftertreatment is favorable to carrying out quick fixed to the fan blowing pipe to the convenience is cooled down the cooling tube, and simple structure is compact, the reliability is high, low cost, and it is effectual to cool down.

Description

Cooling device for internal combustion engine tail gas aftertreatment

Technical Field

The utility model relates to a tail gas heat sink specifically is a heat sink for internal-combustion engine tail gas aftertreatment, belongs to internal-combustion engine tail gas processing apparatus technical field.

Background

At present, to the gasoline engine, especially to the emission of small-size gasoline engine generally adopt the mode of installing additional catalyst to carry out the postcombustion processing to tail gas, make the further oxidation of harmful substance in the waste gas to realize discharging the requirement that tail gas is up to standard. Although some measures pass bench tests in laboratories, in actual use, parts of an exhaust pipe arranged in a shell of a silencer are often burnt due to too high combustion heat of a catalyst during secondary combustion, so that an engine and supporting machines cannot work normally.

Tail gas processing apparatus needs the heat sink to cool down tail gas to can be less than required temperature upper limit when making tail gas get into aftertreatment system, current heat sink is when cooling down tail gas, and the cooling effect is relatively poor, and comparatively loaded down with trivial details, the inefficiency to the fixed of fan pipeline during the cooling.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims at providing a heat sink for internal-combustion engine tail gas aftertreatment just in order to solve above-mentioned problem to solve among the prior art heat sink when cooling down tail gas, the cooling effect is relatively poor, and comparatively loaded down with trivial details, the problem of inefficiency to the fixed of fan pipeline during the cooling.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a heat sink for internal-combustion engine exhaust aftertreatment, includes the casing, casing one side fixedly connected with air-supply line, casing opposite side fixedly connected with goes out the tuber pipe, the inside fixedly connected with support of casing, a plurality of cooling tubes of the inside fixedly connected with of support, air-supply line one side is provided with the fan blowing pipe, the solid fixed ring of fan blowing pipe outside fixedly connected with, fan blowing pipe outside cover is equipped with fixed cover, fixed cover and solid fixed ring fixed connection, fixed cover outside cover is equipped with the sliding sleeve, the sliding sleeve outside is rotated and is connected with the joint cover, fixed cover outside cover is equipped with the spring, spring one end and solid fixed ring fixed connection, the spring other end contacts with the joint cover, joint cover outside fixedly connected with commentaries on classics piece.

Preferably, the bottom of the shell is fixedly connected with the base, and the bottom of the base is fixedly connected with the supporting plate, so that the supporting plate is convenient to fix, the shell is fixed, and the stability is improved.

Preferably, the air inlet pipe outside fixedly connected with joint pole, joint pole top fixedly connected with limiting plate through joint cover and joint pole joint, the limiting plate is spacing to the joint cover, prevents the skew.

Preferably, the clamping sleeve is internally provided with a clamping groove, the clamping groove is matched with the clamping rod, a transverse groove is formed in the clamping sleeve, the transverse groove is communicated with the clamping groove, and the clamping rod is convenient to limit the clamping rod by sliding into the clamping groove and sliding into the transverse groove.

Preferably, the clamping sleeve is internally provided with a positioning groove, the positioning groove is communicated with the transverse groove, and when the clamping rod moves to the bottom end of the transverse groove, the clamping sleeve is pushed by the spring to move, so that the clamping rod is clamped with the positioning groove, and the clamping rod is limited.

Preferably, casing front side fixedly connected with tail gas import, casing rear side fixedly connected with tail gas export, the tail gas transmission of being convenient for to cool down.

The utility model provides a heat sink for internal-combustion engine tail gas aftertreatment, its beneficial effect who possesses as follows:

1. the clamping sleeve corresponds to the air inlet pipe, the fan blowing pipe penetrates through the air inlet pipe and is connected with the air inlet pipe in an inserted mode, the clamping sleeve is pushed to move to one side of the clamping rod, the clamping rod slides into the clamping groove, the clamping sleeve is pressed, the clamping rod moves to one side of the transverse groove through spring compression, the rotating block is rotated to drive the sliding sleeve to rotate, the sliding sleeve rotates to enable the clamping rod to slide into the transverse groove, when the clamping rod moves to the bottom of the transverse groove, the clamping sleeve is loosened, the spring resets to push the clamping sleeve to move, the clamping rod is clamped with the positioning groove, the clamping rod is limited, the fan blowing pipe can be rapidly fixed, and the radiating pipe is conveniently cooled.

2. This a heat sink for internal-combustion engine tail gas aftertreatment is connected with the tail gas discharge pipe through the tail gas import, makes tail gas from inside a plurality of cooling tubes of getting into of tail gas import inside, is favorable to cooling down tail gas, and the air-supply line is connected with the fan output simultaneously, and cold air spreads into the casing through the air-supply line inside and cools down a plurality of cooling tubes, and simple structure is compact, the reliability is high, low cost, and it is effectual to cool down.

Drawings

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

fig. 2 is a side cross-sectional view of the present invention;

fig. 3 is a top view of the housing of the present invention;

fig. 4 is a schematic structural view of the clamping sleeve of the present invention.

In the figure: 1. a housing; 2. an air inlet pipe; 3. an air outlet pipe; 4. a support; 5. a radiating pipe; 6. a tail gas inlet; 7. a tail gas outlet; 8. a fixing ring; 9. a spring; 10. fixing a sleeve; 11. a clamping sleeve; 12. a sliding sleeve; 13. a blower blowing pipe; 14. a clamping and connecting rod; 15. a limiting plate; 16. a card slot; 17. a transverse groove; 18. Positioning a groove; 19. rotating the block; 20. a base; 21. and (4) a support plate.

Detailed Description

The embodiment of the utility model provides a heat sink for internal-combustion engine tail gas aftertreatment.

Please refer to fig. 1, fig. 2 and fig. 3, including

casing

1, 1 one side fixedly connected with air-supply line 2 of casing, 1 opposite side fixedly connected with of casing goes out

tuber pipe

3, 1 inside fixedly connected with support 4 of casing, a plurality of cooling tubes 5 of the inside fixedly connected with of

support

4, 1 front side fixedly connected with tail gas inlet 6 of casing, 1 rear side fixedly connected with tail gas outlet 7 of casing, the tail gas transmission of being convenient for, thereby cool down, 1 bottom fixedly connected with base 20 of casing, 20 bottom fixedly connected with extension board 21 of base, be convenient for fix extension board 21, thereby fix casing 1, and the stability is improved.

It is specific, be connected with the tail gas discharge pipe through

tail gas import

6, 1 inside fixedly connected with support 4 of casing, 4 inside a plurality of cooling tubes of fixedly connected with 5 of support, make tail gas from 6 inside a plurality of cooling tubes of getting into of tail gas import inside, be favorable to cooling to tail gas, air-supply line 2 is connected with the fan output simultaneously, cold air spreads into 1 inside a plurality of cooling tubes 5 of casing through air-supply line 2 and cools down, moreover, the steam generator is simple and compact in structure, high reliability, low cost, it is effectual to cool down, 1 bottom fixedly connected with base 20 of casing, 20 bottom fixedly connected with extension board 21 of base, be convenient for fix extension board 21, thereby fix casing 1, and the stability is improved.

Referring to fig. 1, 2, 3 and 4 again, a blower blowing pipe 13 is disposed on one side of the air inlet pipe 2, a fixing ring 8 is fixedly connected to the outside of the blower blowing pipe 13, a fixing sleeve 10 is sleeved on the outside of the blower blowing pipe 13, the fixing sleeve 10 is fixedly connected to the fixing ring 8, a sliding sleeve 12 is sleeved on the outside of the fixing sleeve 10, a clamping sleeve 11 is rotatably connected to the outside of the sliding sleeve 12, a spring 9 is sleeved on the outside of the fixing sleeve 10, one end of the spring 9 is fixedly connected to the fixing ring 8, the other end of the spring 9 contacts the clamping sleeve 11, a rotating block 19 is fixedly connected to the outside of the clamping sleeve 11, the spring 9 is limited by the fixing ring 8, the clamping sleeve 11 is extruded by the extension of the spring 9, the clamping sleeve 11 slides, a clamping rod 14 is fixedly connected to the outside of the air inlet pipe 2, a limiting plate 15 is fixedly connected to the top end of the clamping rod 14, the clamping sleeve 11 is clamped with the clamping rod 14 through the clamping sleeve 11, the limiting plate 15 limits the clamping sleeve 11, prevent the skew, draw-in groove 16 has been seted up inside the joint sleeve 11, draw-in groove 16 and joint pole 14 looks adaptation, horizontal slot 17 has been seted up inside the joint sleeve 11, horizontal slot 17 is linked together with draw-in groove 16, through with inside the joint pole 14 slip-in draw-in groove 16, make inside the joint pole 14 slip-in horizontal slot 17, be convenient for carry on spacingly to joint pole 14, locating groove 18 has been seted up inside the joint sleeve 11, locating groove 18 is linked together with horizontal slot 17, when joint pole 14 removes to horizontal slot 17 bottom, spring 9 promotes joint sleeve 11 and removes, thereby make joint pole 14 and locating groove 18 joint, thereby spacing joint pole 14 carries out spacingly.

Specifically, by making the clamping sleeve 11 correspond to the air inlet pipe 2 and making the blower pipe 13 pass through the air inlet pipe 2 and be inserted into the air inlet pipe 2, pushing the clamping sleeve 11 to move to one side of the clamping rod 14, making the clamping rod 14 slide into the clamping groove 16 and pressing the clamping sleeve 11, the outer side of the fixed sleeve 10 is sleeved with the sliding sleeve 12, the outer side of the sliding sleeve 12 is fixedly connected with the clamping sleeve 11, the outer side of the fixed sleeve 10 is sleeved with the spring 9, one end of the spring 9 is fixedly connected with the fixed ring 8, the spring 9 is limited by the fixed ring 8, so that the clamping sleeve 11 is extruded by the extension of the spring 9, the clamping sleeve 11 slides, the inner side of the clamping sleeve 11 is provided with the transverse groove 17, the transverse groove 17 is communicated with the clamping groove 16, the compression of the spring 9 makes the clamping rod 14 move to one side of the transverse groove 17, the rotating block 19 is rotated to drive the sliding sleeve 12 to rotate, the sliding sleeve 12 makes the clamping rod 14 slide into the transverse groove 17, when the clamping rod 14 moves to the bottom of the transverse groove 17, loosening joint cover 11, spring 9 resets and pushes joint cover 11 and removes, and joint cover 11 is inside to be seted up constant head tank 18, and constant head tank 18 is linked together with horizontal groove 17 to make joint pole 14 and constant head tank 18 joint, thereby spacing joint pole 14, be favorable to carrying out quick fixed to fan blowing pipe 13, thereby conveniently cool down cooling tube 5.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A heat sink for internal combustion engine exhaust aftertreatment, comprising a housing (1), characterized in that: the improved air-conditioning fan is characterized in that an air inlet pipe (2) is fixedly connected to one side of the shell (1), an air outlet pipe (3) is fixedly connected to the other side of the shell (1), a support (4) is fixedly connected to the inside of the shell (1), a plurality of radiating pipes (5) are fixedly connected to the inside of the support (4), a fan blowing pipe (13) is arranged on one side of the air inlet pipe (2), a fixing ring (8) is fixedly connected to the outer side of the fan blowing pipe (13), a fixing sleeve (10) is sleeved on the outer side of the fan blowing pipe (13), the fixing sleeve (10) is fixedly connected with the fixing ring (8), a sliding sleeve (12) is sleeved on the outer side of the fixing sleeve (10), a clamping sleeve (11) is rotatably connected to the outer side of the sliding sleeve (12), a spring (9) is sleeved on the outer side of the fixing sleeve (10), one end of the spring (9) is fixedly connected with the fixing ring (8), and the other end of the spring (9) is contacted with the clamping sleeve (11), the outer side of the clamping sleeve (11) is fixedly connected with a rotating block (19).

2. A cooling device for the after-treatment of exhaust gases of internal combustion engines according to claim 1, characterized in that: the bottom of the shell (1) is fixedly connected with a base (20), and the bottom of the base (20) is fixedly connected with a support plate (21).

3. A cooling device for the after-treatment of exhaust gases of internal combustion engines according to claim 1, characterized in that: the air inlet pipe (2) outside fixedly connected with joint pole (14), joint pole (14) top fixedly connected with limiting plate (15).

4. A cooling device for the after-treatment of exhaust gases of internal combustion engines according to claim 1, characterized in that: a clamping groove (16) is formed in the clamping sleeve (11), the clamping groove (16) is matched with the clamping rod (14), a transverse groove (17) is formed in the clamping sleeve (11), and the transverse groove (17) is communicated with the clamping groove (16).

5. A cooling device for internal combustion engine exhaust gas after-treatment according to claim 4, characterized in that: a positioning groove (18) is formed in the clamping sleeve (11), and the positioning groove (18) is communicated with the transverse groove (17).

6. A cooling device for internal combustion engine exhaust gas after-treatment according to claim 5, characterized in that: the device is characterized in that a tail gas inlet (6) is fixedly connected to the front side of the shell (1), and a tail gas outlet (7) is fixedly connected to the rear side of the shell (1).