CN205654404U

CN205654404U - Automobile engine blast pipe

Info

Publication number: CN205654404U
Application number: CN201620293317.3U
Authority: CN
Inventors: 方嘉乐
Original assignee: Hangzhou Jiantai Machinery Co Ltd
Current assignee: Hangzhou Jiantai Machinery Co Ltd
Priority date: 2016-04-08
Filing date: 2016-04-08
Publication date: 2016-10-19
Anticipated expiration: 2026-04-08

Abstract

The utility model mainly discloses an automobile engine blast pipe, including intake pipe, blast pipe, outlet duct, the intake pipe includes left intake pipe and right intake pipe, and the blast pipe includes left bank trachea and right blast pipe, connect through communicating pipe between left side intake pipe and the right intake pipe, communicating pipe communicates with each other with left intake pipe, right intake pipe, be equipped with the cooling tube in communicating pipe, left bank trachea and right blast pipe communicating pipe the lower part be equipped with a filter equipment, catalytic unit, muffler, bumper shock absorber and the 2nd filter equipment respectively in proper order, the bumper shock absorber includes the shell, cup joint the axle collar on the blast pipe, establish a plurality of springs between the axle collar and shell, through establishing the cooling tube in communicating pipe, can the cooling tail gas temperature, and concentrate the temperature to leave gas temperature, the gaseous automobile exhaust blast pipe that the back pressure is balanced in left and right two blast pipes and each other non -staining avoid the back pressure different and influence the operation of engine, simultaneously can better pollution abatement, vibration/noise reduction.

Description

A kind of automobile engine exhaust pipe

Technical field

This utility model relates to automobile technical field, particularly a kind of automobile engine exhaust pipe.

Background technology

Along with the development of China's economy, it is the most universal that motor vehicles becomes, and huge numbers of families come into by automobile, industrial and agriculturally motor vehicles also answer land used widely.The engine of major part automobile is internal combustion engine at present, substantial amounts of high-temperature tail gas can be discharged during internal combustion engine, but the weak effect that motor vehicle exhaust is the most heat insulation or heat insulation, and the temperature causing exhaustor is too high, ignite oil pipe or fuel tank leakage of oil can be caused, cause motor vehicles burning.It addition, the effect of heat insulation of exhaustor is poor, uses to client and make troubles, automobilism also produces huge noise, affects daily life；Such as electromotor, variator, drive axle, power transmission shaft, compartment, windowpane, tire, relay, loudspeaker, sound equipment etc. all can produce noise, and therefore vent gas treatment and automobile noise reduction become the problem received much concern in daily life.

Utility model content

The deficiency existed for prior art, this utility model provides a kind of automobile engine exhaust pipe, it is possible to express delivery heat radiation, damping noise reduction, the effect of effective cleaning of off-gas.

nullIn order to achieve the above object，This utility model is achieved through the following technical solutions: a kind of automobile engine exhaust pipe，Including air inlet pipe、Exhaustor、Escape pipe，Described air inlet pipe includes left air inlet pipe and right air inlet pipe，Exhaustor includes left bank trachea and right exhaustor，Connected by communicating pipe between described left air inlet pipe and right air inlet pipe，Communicating pipe and left air inlet pipe、Right air inlet pipe communicates，It is provided with cooling tube in described communicating pipe，Described left bank trachea and right exhaustor communicating pipe bottom be sequentially provided with the first defecator respectively、Catalytic unit、Deafener、Amortisseur and the second defecator，Described first defecator includes the first filtering meshes and the absorption the first active carbon layer on the first filtering meshes，Described catalytic unit includes housing、Air inlet、Gas outlet and catalyst carrier，Described deafener includes cylinder、Silencing cotton、Bloop，Described amortisseur includes shell、The axle ring being socketed on exhaustor、The some springs being located between axle ring and shell.

This utility model is further arranged to: described communicating pipe is respectively provided with into warp architecture with cooling tube；Communicating pipe and cooling tube are arranged to warp architecture, by increasing capacitance it is possible to increase air-flow and the contact area of tube wall, make tail gas be fully contacted cooling tube, improve cooling effectiveness.

This utility model is further arranged to: described spring is provided with at least 4 and is uniformly located between axle ring and shell；Being uniformly provided with at least 4 springs between axle ring and shell, spring has good buffering effect, it is possible to reduces vibrations, reduces noise further.

This utility model is further arranged to: described escape pipe includes left escape pipe and right escape pipe, is equipped with the second defecator in described left escape pipe and right escape pipe；Escape pipe and right escape pipe are provided with the second defecator, further to tail gas filtering, reduce atmospheric pollution.

This utility model is further arranged to: described second defecator includes the second filtering meshes and the second active carbon layer；This structure the second filtering meshes uses the second active carbon layer, the harmful substance in further absorption tail gas while can filtering gas particles, make air obtain more preferable clean-up effect.

This utility model is further arranged to: described first filtering meshes, the second filtering meshes, the first active carbon layer, the second active carbon layer are all provided with being set to curved-surface structure；This structured filter stratum reticulare and property layer of charcoal are all set as curved-surface structure, the harmful substance filtering further and absorbing in tail gas, reduce atmospheric pollution.

Beneficial effect:

By setting cooling tube within communicating pipe, can cooled exhaust gas temperature, concentrate temperature and gas temperature is dispersed, gas in left and right two exhaustors back pressure equilibrium vehicle-exhaust exhaust pipe and do not pollute mutually, avoid back pressure different and have influence on the operation of electromotor, can preferably reduce pollution, damping noise reduction simultaneously.

Accompanying drawing explanation

Fig. 1 is structural representation of the present utility model；

Fig. 2 is the sectional view at the A-A of Fig. 1；

Fig. 3 is the structural representation of the first defecator in this utility model embodiment；

Fig. 4 is the structural representation of the second defecator in this utility model embodiment.

Reference: 100, left air inlet pipe；101, right air inlet pipe；102, left bank trachea 102；103, right exhaustor；104, communicating pipe；105, the first defecator；106, catalytic unit；107, deafener；108, amortisseur；109, the second defecator；110, the first filtering meshes；111, the first active carbon layer；112, housing；113, air inlet；114, gas outlet；115, catalyst carrier；116, cylinder；117, silencing cotton；118, bloop；119, shell；120, axle ring；121, spring；122, cooling tube；123, left escape pipe；124, right escape pipe；125, the second filtering meshes；126, the second active carbon layer.

Detailed description of the invention

In conjunction with accompanying drawing, this utility model preferred embodiment is described in further details.

nullAs Figure 1-4，A kind of automobile engine exhaust pipe，Including air inlet pipe、Exhaustor、Escape pipe，Described air inlet pipe includes left air inlet pipe 100 and right air inlet pipe 101，Exhaustor includes left bank trachea 102 and right exhaustor 103，By connecting communicating pipe 104 between described left air inlet pipe 100 and right air inlet pipe 101，Communicating pipe 104 and left air inlet pipe 100、Right air inlet pipe 101 communicates，It is provided with cooling tube 122 in described communicating pipe 104，Described left bank trachea 102 and right exhaustor 103 communicating pipe 104 bottom be sequentially provided with the first defecator 105 respectively、Catalytic unit 106、Deafener 107、Amortisseur 108 and the second defecator 109，Described first defecator 105 includes the first filtering meshes 110 and the absorption the first active carbon layer 111 on the first filtering meshes 110，Described catalytic unit 106 includes housing 112、Air inlet 113、Gas outlet 114 and catalyst carrier 115，Described deafener 107 includes cylinder 116、Silencing cotton 117、Bloop 118，Described amortisseur 108 includes shell 119、The axle ring 120 being socketed on exhaustor、The some springs 121 being located between axle ring 120 and shell 119；Described communicating pipe 104 is respectively provided with into warp architecture with cooling tube 122；Described spring 121 is provided with at least 4 and is uniformly located between axle ring 120 and shell 119；Reduce noise further；Described escape pipe includes left escape pipe 123 and right escape pipe 124, is equipped with the second defecator 109 in described left escape pipe 123 and right escape pipe 124；Described second defecator 109 includes the second filtering meshes 125 and the second active carbon layer 126；Described first filtering meshes the 110, second filtering meshes the 125, first active carbon layer the 111, second active carbon layer 126 is all provided with being set to curved-surface structure.

During real work, now tail gas is cooled down, equipped with coolant in cooling tube 122 by cooling tube 122, communicating pipe 104 and cooling tube 122 are arranged to warp architecture, the contact area of air-flow and tube wall can be increased, make tail gas be fully contacted cooling tube 122, improve cooling effectiveness；At least 4 springs 121 it are uniformly provided with between axle ring 120 and shell 119, preferably 4, this utility model spring 121, Stability Analysis of Structures, manufacture more convenient, spring 121 has good buffering effect, it is possible to reducing vibrations, escape pipe 123 and right escape pipe 124 are provided with the second defecator 109, further to tail gas filtering, reduce atmospheric pollution；Second filtering meshes 125 uses the second active carbon layer 126, the harmful substance in further absorption tail gas while can filtering gas particles, make air obtain more preferable clean-up effect；This structured filter stratum reticulare and property layer of charcoal are all set as curved-surface structure, the harmful substance filtering further and absorbing in tail gas, reduce atmospheric pollution；This utility model is by setting cooling tube within communicating pipe, can cooled exhaust gas temperature, concentrate temperature and gas temperature is dispersed, gas in left and right two exhaustors back pressure equilibrium vehicle-exhaust exhaust pipe and do not pollute mutually, avoid back pressure different and have influence on the operation of electromotor, can preferably reduce pollution, damping noise reduction simultaneously.

Above-described embodiment is only used for illustrating inventive concept of the present utility model, rather than the restriction to this utility model rights protection, all changes utilizing this design that this utility model carries out unsubstantiality, protection domain of the present utility model all should be fallen into.

Claims

null1. an automobile engine exhaust pipe，Including air inlet pipe、Exhaustor、Escape pipe，Described air inlet pipe includes left air inlet pipe (100) and right air inlet pipe (101)，Exhaustor includes left bank trachea (102) and right exhaustor (103)，It is characterized in that: connected by communicating pipe (104) between described left air inlet pipe (100) and right air inlet pipe (101)，Communicating pipe (104) and left air inlet pipe (100)、Right air inlet pipe (101) communicates，Cooling tube (122) it is provided with in described communicating pipe (104)，Described left bank trachea (102) and right exhaustor (103) are sequentially provided with the first defecator (105) respectively in communicating pipe (104) bottom、Catalytic unit (106)、Deafener (107)、Amortisseur (108) and the second defecator (109)，Described first defecator (105) includes the first filtering meshes (110) and the absorption the first active carbon layer (111) on the first filtering meshes (110)，Described catalytic unit (106) includes housing (112)、Air inlet (113)、Gas outlet (114) and catalyst carrier (115)，Described deafener (107) includes cylinder (116)、Silencing cotton (117)、Bloop (118)，Described amortisseur (108) includes shell (119)、The axle ring (120) being socketed on exhaustor、The some springs (121) being located between axle ring (120) and shell (119).
A kind of automobile engine exhaust pipe the most according to claim 1, it is characterised in that: described communicating pipe (104) is respectively provided with into warp architecture with cooling tube (122).
A kind of automobile engine exhaust pipe the most according to claim 1, it is characterised in that: described spring (121) is provided with at least 4 and is uniformly located between axle ring (120) and shell (119).
A kind of automobile engine exhaust pipe the most according to claim 1, it is characterized in that: described escape pipe is equipped with the second defecator (109) in including left escape pipe (123) and right escape pipe (124), described left escape pipe (123) and right escape pipe (124).
A kind of automobile engine exhaust pipe the most according to claim 4, it is characterised in that: described second defecator (109) includes the second filtering meshes (125) and the second active carbon layer (126).
A kind of automobile engine exhaust pipe the most according to claim 5, it is characterised in that: described first filtering meshes (110), the second filtering meshes (125), the first active carbon layer (111), the second active carbon layer (126) are all provided with being set to curved-surface structure.