The utility model discloses a diesel engine muffler comprises a front silencer cylinder and the cylinder after silencing, before and after the front end of the drum body are respectively provided with a silencing pipe and a gas inlet pipe, before and after the secondary silencing end of the drum body are respectively provided with a tail pipe outlet is provided with an air inlet pipe in the cylinder, two after the silencing cylinder body level, outlet pipe and air inlet pipe two is connected with the exhaust gas of an internal combustion engine, after the first level silencer tube after silencing, after entering the stage silencing cylinder out from the air outlet pipe silencer, finally the tail. The utility model for a diesel engine, to achieve a good noise reduction effect in the bottom of the vehicle within a small space, using a two-stage impedance composite muffler structure, can according to different frequency bands were noise, while using the double outlet structure, can effectively reduce the exhaust pressure, ensure that the power of the internal combustion engine, also durable that is not easy to damage, the work environment is bad for vehicle chassis.
【技术实现步骤摘要】
本技术涉及柴油内燃机消音
,尤其涉及一种柴油内燃机消音器。
技术介绍
随着国家对汽车噪声控制的日益提高,人们对生活品质的日益提升,汽车对排气噪声的要求也相应的越来越高。而使用合适的消音器是降低汽车内燃机燃烧造成的有效手段。
技术实现思路
本技术目的就是为了弥补已有技术的缺陷,提供一种柴油内燃机消音器。本技术是通过以下技术方案实现的:一种柴油内燃机消音器,包括有前级消音筒体和后级消音筒体,在前级消音筒体的前后端分别设有进气钢管一和出气钢管,在后级消音筒体的前后端分别设有出气尾管,在后级消音筒体的筒身上设有进气钢管二,所述的出气钢管与进气钢管二连接,内燃机废气经过前级消音筒体消音后,进入后级消音筒体消音,最后从出气尾管出去。在所述的前级消音筒体的内部设有左隔板和右隔板,左隔板和右隔板将前级消音筒体内腔分割成左共振室、扩张室和右共振室,在左共振室和右共振室内分别设有左多孔内管和右多孔内管,在左多孔内管和右多孔内管上均开有多个小孔,左多孔内管的左端连接进气钢管一,左多孔内管的右端固定在左隔板上且伸入到扩张室内,右多孔内管的左端固定在右隔板上且伸入到扩张室内,右多孔内管的右端连接出气钢管。在所述的后级消音筒体内部从左到右间隔的设有隔板一、隔板二、隔板三和隔板四,隔板三和隔板四上均开有多个小孔,四个隔板将后级消音筒体内腔从左到右分割成扩张室三、共振室二、共振室一、扩张室一和扩张室二,在共振室二内设有阻性吸声元件,在后级消音筒体内部还分别设有上侧内管和下侧内管,上侧内管和下侧内管依次穿过四个隔板且左右端分别位于扩张室三和扩张室二内,上侧内管的左端连接左侧的出气尾管,下侧 ...
【技术保护点】
一种柴油内燃机消音器,其特征在于:包括有前级消音筒体和后级消音筒体,在前级消音筒体的前后端分别设有进气钢管一和出气钢管,在后级消音筒体的前后端分别设有出气尾管,在后级消音筒体的筒身上设有进气钢管二,所述的出气钢管与进气钢管二连接,内燃机废气经过前级消音筒体消音后,进入后级消音筒体消音,最后从出气尾管出去。
【技术特征摘要】
1.一种柴油内燃机消音器,其特征在于:包括有前级消音筒体和后级消音筒体,在前级消音筒体的前后端分别设有进气钢管一和出气钢管,在后级消音筒体的前后端分别设有出气尾管,在后级消音筒体的筒身上设有进气钢管二,所述的出气钢管与进气钢管二连接,内燃机废气经过前级消音筒体消音后,进入后级消音筒体消音,最后从出气尾管出去。2.根据权利要求1所述的一种柴油内燃机消音器,其特征在于:在所述的前级消音筒体的内部设有左隔板和右隔板,左隔板和右隔板将前级消音筒体内腔分割成左共振室、扩张室和右共振室,在左共振室和右共振室内分别设有左多孔内管和右多孔内管,在左多孔内管和右多孔内管上均开有多个小孔,左多孔内管的左端连接进气钢管一,左多孔内管的右端固定在左隔板上且伸入到扩张室内,右多孔内管的左端固定在右隔板上且伸入到扩张室内,右多孔内管的右端连接出气钢管。3.根据权利要求1所述的一种柴油内燃机消音器,其特征在于:在所述的后级消音筒体内部从左到右间隔的设有隔板一、隔板二、隔板三和隔板四,隔板三和隔板四...
【专利技术属性】
技术研发人员:陈雪琴,许言,李彬,刘思远,刘光金,
申请(专利权)人:合肥汇凌汽车零部件有限公司,
类型:新型
国别省市:安徽;34
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