CN202117738U - Muffler for diesel engine - Google Patents

Muffler for diesel engine Download PDF

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Publication number
CN202117738U
CN202117738U CN2011202150931U CN201120215093U CN202117738U CN 202117738 U CN202117738 U CN 202117738U CN 2011202150931 U CN2011202150931 U CN 2011202150931U CN 201120215093 U CN201120215093 U CN 201120215093U CN 202117738 U CN202117738 U CN 202117738U
Authority
CN
China
Prior art keywords
muffling
diesel engine
anechoic room
disposed
housing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN2011202150931U
Other languages
Chinese (zh)
Inventor
林金松
桑华东
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Jin Fei Vehicle Body Fittings Manufacturing Co Ltd
Original Assignee
Zhejiang Jin Fei Vehicle Body Fittings Manufacturing Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhejiang Jin Fei Vehicle Body Fittings Manufacturing Co Ltd filed Critical Zhejiang Jin Fei Vehicle Body Fittings Manufacturing Co Ltd
Priority to CN2011202150931U priority Critical patent/CN202117738U/en
Application granted granted Critical
Publication of CN202117738U publication Critical patent/CN202117738U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Exhaust Silencers (AREA)

Abstract

The utility model discloses a muffler for a diesel engine, comprising an intake tube, a shell and an exhaust tube, wherein the inner cavity of the shell forms a muffling chamber; glass fibres are disposed on the inner wall of the muffling chamber; a muffling cover is disposed on the exhaust hole of the muffling chamber; the muffling cover separates the muffling chamber into two inner cavities, and the two inner cavities communicate with the intake tube and the exhaust tube respectively; and a plurality of muffling holes is disposed on the muffling cover; muffling materials, that is, the glass fibres are disposed on the inner cavity body, so that the cost is reduced; and the muffling cover is disposed at the outlet, so that the muffling effect is enhanced better.

Description

Diesel engine silencer
Technical field
The utility model relates to a kind of silencing apparatus, particularly a kind of diesel engine silencer.
Background technique
The diesel engine silencer that has now; Comprise inner chamber body and shell, between inner chamber body and shell, be provided with cavity, utilize and charge into air realization noise elimination in the cavity; In order to reach the purpose of noise elimination; All adopt at present the way that increases cavity, but this method has increased the use of material, has increased input cost.
Summary of the invention
The utility model provides a kind of noise elimination effective, the diesel engine silencer that cost is low.
To achieve these goals, the utility model provides following technological scheme: a kind of diesel engine silencer comprises suction tude, housing and steam outlet pipe; Described housing inner chamber forms anechoic room; It is characterized in that: described anechoic room inwall is provided with glass fibre, on the air outlet of anechoic room, is provided with sound proof housing, and described sound proof housing is divided into two inner chambers with anechoic room; Described two inner chambers are communicated with suction tude and steam outlet pipe respectively, and described sound proof housing is provided with several sound attenuation holes.
The beneficial effect of the utility model is: in inner chamber body, be provided with glass fibre and be provided with sound proof housing in the outlet port of anechoic room, reduced user cost, increased the noise elimination effect.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further specified:
Fig. 1 is the structural representation of the utility model diesel engine silencer;
Fig. 2 is the A-A schematic representation of the utility model Fig. 1.
Embodiment
See figures.1.and.2; The utility model diesel engine silencer; Comprise suction tude 1, housing and steam outlet pipe 7, described housing comprises upper end cap 4 and lower end cap 5, and described housing forms anechoic room 10; Described suction tude 1 is plugged in respectively on upper end cap 4 and the lower end cap 5 with steam outlet pipe 7, and described suction tude 1 makes suction tude more firm on upper end cap 4 through stiffening plate 3
Gu; Described anechoic room 10 inwalls are provided with glass fibre 9; On the air outlet of anechoic room 10, be provided with sound proof housing 6, described sound proof housing 6 is divided into two inner chambers with anechoic room, and described two inner chambers are communicated with suction tude 1 and steam outlet pipe 7 respectively; Described sound proof housing 6 is provided with several sound attenuation holes, and described glass fibre 9 is fixed on the inwall of anechoic room 10 through glass fibre dunnage 8.
Gas gets into from suction tude 1 and arrives in the anechoic room 10, and the glass fibre 9 through on 10 inwalls in the anechoic room 10 has increased the noise elimination effect, is provided with sound proof housing 6 in the outlet port, has further increased the noise elimination effect.

Claims (2)

1. diesel engine silencer; Comprise suction tude, housing and steam outlet pipe, described housing inner chamber forms anechoic room, and it is characterized in that: described anechoic room inwall is provided with glass fibre; On the air outlet of anechoic room, be provided with sound proof housing; Described sound proof housing is divided into two inner chambers with anechoic room, and described two inner chambers are communicated with suction tude and steam outlet pipe respectively, and described sound proof housing is provided with several sound attenuation holes.
2. diesel engine silencer according to claim 1 is characterized in that: described glass fibre is fixed on the inwall of inner chamber body through the glass fibre dunnage.
CN2011202150931U 2011-06-23 2011-06-23 Muffler for diesel engine Expired - Fee Related CN202117738U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011202150931U CN202117738U (en) 2011-06-23 2011-06-23 Muffler for diesel engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011202150931U CN202117738U (en) 2011-06-23 2011-06-23 Muffler for diesel engine

Publications (1)

Publication Number Publication Date
CN202117738U true CN202117738U (en) 2012-01-18

Family

ID=45458810

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011202150931U Expired - Fee Related CN202117738U (en) 2011-06-23 2011-06-23 Muffler for diesel engine

Country Status (1)

Country Link
CN (1) CN202117738U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104481760A (en) * 2014-11-25 2015-04-01 奇瑞汽车股份有限公司 Intake muffler
CN107587960A (en) * 2017-09-22 2018-01-16 杭叉集团股份有限公司 Intake muffler and diesel fork lift truck

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104481760A (en) * 2014-11-25 2015-04-01 奇瑞汽车股份有限公司 Intake muffler
CN104481760B (en) * 2014-11-25 2017-06-16 奇瑞汽车股份有限公司 A kind of intake muffler
CN107587960A (en) * 2017-09-22 2018-01-16 杭叉集团股份有限公司 Intake muffler and diesel fork lift truck

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120118

Termination date: 20150623

EXPY Termination of patent right or utility model