CN215521032U

CN215521032U - Box aftertreatment intake pipe additional strengthening

Info

Publication number: CN215521032U
Application number: CN202122215873.2U
Authority: CN
Inventors: 齐冬亮; 杨小东; 李罗根
Original assignee: Wuxi Weifu Lida Catalytic Converter Co Ltd
Current assignee: Wuxi Weifu Lida Catalytic Converter Co Ltd
Priority date: 2021-09-13
Filing date: 2021-09-13
Publication date: 2022-01-14
Anticipated expiration: 2031-09-13

Abstract

The utility model discloses a box type post-processing intake pipe reinforcing structure, and aims to provide a firmer intake pipe reinforcing structure.

Description

Box aftertreatment intake pipe additional strengthening

Technical Field

The utility model relates to the field of vehicle post-processing equipment, in particular to a box type post-processing air inlet pipe reinforcing structure.

Background

Along with emission standard is switched from the fifth country to the sixth country, box aftertreatment weight of commercial vehicle is increased, resulting in large vibration, and higher requirement has been had to the intake pipe, and the intake pipe structure is inside not to support in the past, similar cantilever structure, and intake pipe structure is relatively weak, results in the intake pipe fracture to become invalid.

At present, chinese patent with publication number CN211975142U discloses a post-treatment intake pipe fixing structure and post-treatment system, which includes a fixed support, be formed with on the fixed support with the draw-in groove of intake pipe appearance adaptation, the fixed support pass through the draw-in groove with link firmly behind the intake pipe adaptation, at least one end of fixed support link firmly in the inner wall of interior casing.

Although the fixing support is used as the intermediate structure for connecting the air inlet pipe of the aftertreatment system and the inner shell of the aftertreatment system, the intermediate structure is used for replacing the direct welding of the air inlet pipe and the inner shell, and is more convenient to operate, the problem that a product is easy to break due to insufficient structural strength is often caused when the air inlet pipe is subjected to box-type aftertreatment.

Disclosure of Invention

The utility model aims to provide a box type post-treatment air inlet pipe reinforcing structure which has the advantage of reducing the problem of product fracture caused by insufficient structural strength of a box type post-treatment air inlet pipe.

The technical purpose of the utility model is realized by the following technical scheme:

the utility model provides a box aftertreatment intake pipe additional strengthening, includes box shell, still run through on the box shell and be provided with the inlet pipe, inlet pipe top is equipped with the hole pipe, the hole pipe is located box shell, the hole pipe top passes through fixing device with box shell and is connected, the inlet pipe still is equipped with reinforcing apparatus with box shell, reinforcing apparatus is including being used for passing the through-hole of inlet pipe, being located the through-hole around be equipped with the soft thermal-insulated packing ring of inlet pipe edge connection and being located the turn-ups circle of thermal-insulated packing ring and box shell fixed connection on being used for on being located box shell.

Through adopting above-mentioned technical scheme, it can be effectual relatively fixed whole inlet pipe to be equipped with this kind of hole pipe and inlet pipe complex mode at the root, reduces the condition that drops to appear at both ends, and turn-ups patch loop that is equipped with simultaneously can effectual release energy under the condition such as rock, reduces the cracked condition of rigidity that appears.

Further setting: the fixing device comprises a plane plate, a groove arranged on the plane plate and folded plates arranged at the upper end and the lower end of the plane plate.

Through adopting above-mentioned technical scheme, in fact wholly be a Z template, the Z template is through the shaping of bending, and certain radian and with the arc section welding of box are bent to upper portion, and the middle part is the plane board to set up the semicircle orifice unanimous with the hole pipe external diameter, the hole pipe is through welded fastening with the laminating of Z template semicircle orifice, the lower part is bent into a plane and is welded with the plane section of box.

Further setting: and a packaging carrier is further arranged in the box-type shell, and a plurality of vent holes are further formed in one side, far away from the packaging carrier, of the hole pipe.

Through adopting above-mentioned technical scheme, the encapsulation carrier that is equipped with can install other equipment, and the air vent that is equipped with simultaneously reduces the condition to the jet-propelled condition on the encapsulation carrier, reduces to its damage.

Further setting: and a clamping groove is also formed in one end, close to the fixing device, of the hole pipe, and the edge of the groove is welded with the clamping groove.

Through adopting above-mentioned technical scheme, the effectual butt joint of draw-in groove and recess is convenient for whole device fixed.

Further setting: and a buffer block is fixedly arranged between the fixing device and the box-type shell.

Through adopting above-mentioned technical scheme, the buffer block that is equipped with can effectual reduction vibrations to the influence that the whole brought.

Further setting: and a flange is also arranged at the top end of the air inlet pipe.

Through adopting above-mentioned technical scheme, the flange that is equipped with can reduce the droing of jointing equipment, reduces the droing of air inlet pipe simultaneously.

In conclusion, the utility model has the following beneficial effects: the air inlet pipe structure is high in strength and low in cost, meanwhile, the condition of falling and breaking is reduced, structural improvement is conducted on the whole to the greatest extent, and the problem that metal fatigue and the like easily caused by vibration can be effectively solved at the connection position is guaranteed.

Drawings

The utility model is further described below with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of a box-type aftertreatment inlet pipe reinforcing structure.

In the figure, 1, a box-type shell; 2. an air inlet pipe; 3. a perforated pipe; 4. a fixing device; 41. a flat plate; 42. a groove; 43. folding the plate; 5. a reinforcement device; 51. a through hole; 52. a heat insulating gasket; 53. flanging and patching a ring; 6. packaging the carrier; 7. a vent hole; 8. a card slot; 9. a buffer block; 10. and (4) a flange.

Detailed Description

The following further describes the embodiments of the present invention with reference to the drawings.

The technical scheme adopted by the utility model is as follows:

a box-type post-processing air inlet pipe reinforcing structure comprises a box-type shell 1, an air inlet pipe 2 is further arranged on the box-type shell 1 in a penetrating mode, a flange 10 is further arranged at one end of the air inlet pipe 2, a hole pipe 3 is arranged at the other end of the air inlet pipe 2, the hole pipe 3 is located in the box-type shell 1, one end, far away from the air inlet pipe 2, of the hole pipe 3 is connected with the box-type shell 1 through a fixing device 4, the fixing device 4 comprises a flat plate 41, a groove 42 is formed in the flat plate 41, folded plates 43 are arranged at the upper end and the lower end of the flat plate 41, meanwhile, due to the fact that a gap exists between the fixing device 4 and the box-type shell 1, the unstable installation situation is reduced, a buffer block 9 is further fixedly arranged between the fixing device 4 and the box-type shell 1, a reinforcing device 5 is further arranged between the air inlet pipe 2 and the box-type shell 1, the reinforcing device 5 comprises a through hole 51 which is located in the box-type shell 1 and is used for penetrating through the air inlet pipe 2, the soft heat insulation gasket 52 connected with the edge of the air inlet pipe 2 is arranged around the through hole 51, meanwhile, the flanging patch ring 53 fixedly connected with the box-type shell 1 is arranged on the heat insulation gasket 52, the packaging carrier 6 is also arranged in the box-type shell 1, a plurality of vent holes 7 are also arranged on one side, far away from the packaging carrier 6, of the hole pipe 3, a clamping groove 8 is also arranged on one end, close to the fixing device 4, of the hole pipe 3, and the edge of the groove 42 is welded with the clamping groove 8, so that the stability is effectively improved.

The main working principle is as follows, because the whole structure includes the air inlet pipe 2, the flanging patch ring 53, the box-type shell 1, the hole pipe 3, the fixing device 4, at first the flanging patch outer ring is connected with the air inlet pipe 2 through welding, then, the hole pipe 3 is back to the side of the packaging carrier 6 and is provided with a series of vent holes 7, the fixing device 4 is formed through bending, and forms a folded plate 43 structure and a plane plate structure, a groove 42 with the same outer diameter as the hole pipe 3 is provided in the plane plate 41, the clamping groove 8 provided on the hole pipe 3 is attached to the groove 42 and fixed together through welding, and because the folding half has a certain radian, the buffering block 9 needs to be plugged together with the box-type shell 1 through welding, and finally the air inlet pipe 2, the flanging patch and the hole pipe 3 are connected into a whole through welding.

The above embodiments are only preferred embodiments of the present invention, and not intended to limit the present invention in any way, and all simple modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention are within the scope of the technical solution of the present invention.

Claims

1. The utility model provides a box aftertreatment intake pipe additional strengthening, includes box shell (1), its characterized in that: the improved air inlet structure is characterized in that an air inlet pipe (2) is arranged on the box-type shell (1) in a penetrating mode, a hole pipe (3) is arranged at the top end of the air inlet pipe (2), the hole pipe (3) is located in the box-type shell (1), the top end of the hole pipe (3) is connected with the box-type shell (1) through a fixing device (4), the air inlet pipe (2) is further provided with a reinforcing device (5) with the box-type shell (1), the reinforcing device (5) comprises a through hole (51) which is located on the box-type shell (1) and used for penetrating the air inlet pipe (2), a soft heat insulation gasket (52) which is arranged around the through hole (51) and connected with the edge of the air inlet pipe (2), and a flanging patch ring (53) which is located on the heat insulation gasket (52) and fixedly connected with the box-type shell (1).

2. The box aftertreatment air inlet duct reinforcement structure of claim 1, wherein: the fixing device (4) comprises a plane plate (41), a groove (42) arranged on the plane plate (41) and folded plates (43) arranged at the upper end and the lower end of the plane plate (41).

3. The box aftertreatment air inlet duct reinforcement structure of claim 2, wherein: still be equipped with encapsulation carrier (6) in box shell (1), hole pipe (3) keep away from encapsulation carrier (6) one side still is equipped with a plurality of air vents (7).

4. The box aftertreatment air inlet duct reinforcement structure of claim 3, wherein: the hole pipe (3) is close to one end of the fixing device (4) and is further provided with a clamping groove (8), and the edge of the groove (42) is welded with the clamping groove (8).

5. The box aftertreatment air inlet duct reinforcement structure of claim 4, wherein: and a buffer block (9) is also fixedly arranged between the fixing device (4) and the box-type shell (1).

6. The box aftertreatment air inlet duct reinforcement structure of claim 5, wherein: the top end of the air inlet pipe (2) is also provided with a flange (10).