CN219795416U

CN219795416U - Intake silencing filter element cover of ship diesel engine

Info

Publication number: CN219795416U
Application number: CN202321352224.XU
Authority: CN
Inventors: 梅冬生; 季振林
Original assignee: Jiangsu Yean Industry Environmental Protection Equipment Technology Co ltd
Current assignee: Jiangsu Yean Industry Environmental Protection Equipment Technology Co ltd
Priority date: 2023-05-30
Filing date: 2023-05-30
Publication date: 2023-10-03
Anticipated expiration: 2033-05-30

Abstract

The utility model relates to the technical field of silencers, in particular to an intake silencing filter element cover of a marine diesel engine, which comprises a silencer and a silencing mechanism, wherein the silencing mechanism is arranged at the outer side of the silencer and comprises: the silencer comprises a silencer, an inner groove is formed in the inner side of the silencer, silencing cotton is arranged in the inner groove, a hose is arranged on one side of the silencer, one end of the hose penetrates through the silencer and is located on the outer side of the silencer, an installation frame is arranged at the bottom end of the silencer, an installation groove is formed in the top end of the installation frame, the bottom end of the silencer is located on the inner side of the installation groove, a fixing groove is formed in the inner wall of the installation groove, a clamping block is arranged on the inner side of the fixing groove, a clamping groove is formed in one side of the silencer, and one end of the clamping block penetrates through the fixing groove and is located on the inner side of the clamping groove; through having set up the amortization mechanism, the separation is because the vibration that rigid connection caused is passed through the sound to absorb the sound wave that the silencer passed out, improved the amortization performance of silencer, less noise pollution greatly.

Description

Intake silencing filter element cover of ship diesel engine

Technical Field

The utility model relates to the technical field of silencers, in particular to an air inlet silencing filter element cover of a ship diesel engine.

Background

The silencer refers to an air flow pipeline with noise propagation, and noise in the pipeline can be attenuated or reflected back by using noise reduction devices such as the pipeline with a sound absorption lining and an elbow or the pipeline with suddenly changed sectional area and discontinuous acoustic impedance, and the silencer is widely applied to a ship diesel engine so as to reduce noise pollution, but the existing silencer still has some problems;

noise radiated by a shell or a pipeline of the muffler can be transmitted into the rear end of the muffler and continuously transmitted, so that the noise elimination effect is reduced.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides the intake silencing filter element cover of the marine diesel engine, and the silencing mechanism is arranged to block vibration sound transmission caused by rigid connection and absorb sound waves transmitted by the silencer, so that the silencing performance of the silencer is improved, and noise pollution is greatly reduced.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a marine diesel engine amortization filter core cover that admits air, includes silencer and amortization mechanism, amortization mechanism sets up in the silencer outside, amortization mechanism includes: the silencer comprises a silencer, wherein the silencer is arranged on the outer surface of the silencer, an inner groove is formed in the inner side of the silencer, silencing cotton is arranged on the inner side of the inner groove, a hose is arranged on one side of the silencer, one end of the hose penetrates through the silencer and is located on the outer side of the silencer, a mounting frame is arranged at the bottom end of the silencer, a mounting groove is formed in the top end of the mounting frame, the bottom end of the silencer is located on the inner side of the mounting groove, a fixing groove is formed in the inner wall of the mounting groove, a clamping block is arranged on the inner side of the fixing groove, a clamping groove is formed in one side of the silencer, and one end of the clamping block penetrates through the fixing groove and is located on the inner side of the clamping groove.

Preferably, the surface of the silencing cover is provided with radiating fins, and the bottom ends of the radiating fins are fixedly connected with the surface of the silencing cover.

Preferably, a first spring is arranged at the joint of one end of the clamping block and the inner wall of the fixing groove, and a limiting groove is formed in the bottom end of the clamping block.

Preferably, the fixture block bottom is provided with the stopper, the stopper bottom is in the fixed slot inboard, stopper bottom and fixed slot inner wall junction are provided with the second spring.

Preferably, the number of the clamping blocks is two, and the number of the limiting blocks is two.

Preferably, the number of the radiating fins is a plurality, and the radiating fins are symmetrically distributed on the surface of the silencing cover.

Compared with the prior art, the utility model has the following beneficial effects:

1. by arranging the silencing mechanism, vibration caused by rigid connection is blocked, sound waves transmitted by the silencer are absorbed, the silencing performance of the silencer is improved, and noise pollution is greatly reduced;

2. through having set up the fin, improve the radiating effect, go out heat fast transfer, improve silencer life.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A;

wherein: 1. a muffler; 2. a sound deadening hood; 3. silencing cotton; 4. a hose; 5. a mounting frame; 6. a mounting groove; 7. a fixing groove; 8. a clamping groove; 9. a limit groove; 10. a clamping block; 11. a first spring; 12. a limiting block; 13. a second spring; 14. a heat sink.

Detailed Description

Examples:

as shown in fig. 1-2, the intake silencing filter element cover of the marine diesel engine comprises a muffler 1 and a silencing mechanism, wherein the silencing mechanism is arranged outside the muffler 1 and comprises: the silencer 2, the silencer 2 sets up in silencer 1 surface, the inside groove has been seted up to silencer 2, the inside cotton 3 that is provided with of inside groove, silencer 1 one side is provided with hose 4, hose 4 one end runs through silencer 2 and is in silencer 2 outside, silencer 2 bottom is provided with mounting bracket 5, mounting bracket 6 has been seted up on the 5 top of mounting bracket, silencer 2 bottom is in mounting bracket 6 inboard, fixed slot 7 has been seted up to mounting bracket 6 inner wall, fixed slot 7 inboard is provided with fixture block 10, draw-in groove 8 has been seted up to silencer 2 one side, fixture block 10 one end runs through fixed slot 7 and is in draw-in groove 8 inboard.

Noise radiated by the shell or the pipeline of the muffler 1 is transmitted into the rear end of the muffler 1 and continuously transmitted, so that the noise elimination effect is reduced, sound waves generated by the muffler 1 are absorbed and converted into heat energy through the noise elimination cotton 3 at the inner side of the noise elimination cover 2, the heat energy is connected with the air duct after the hose 4 is extended long enough, vibration sound transmission is reduced, the clamping block 10 is pushed when the noise elimination cover 2 and the muffler 1 are disassembled and maintained, the clamping block 10 slides at the inner side of the fixed groove 7, the first spring 11 is extruded and contracted by the clamping block 10, the clamping block 10 completely enters the inner side of the fixed groove 7 from the inner side of the clamping groove 8, the limiting groove 9 is aligned with the limiting block 12, the noise elimination cover 2 is lifted upwards, the bottom end of the silencing cover 2 leaves the inner side of the mounting groove 6, the second spring 13 in a contracted state pushes the limiting block 12 to move upwards in the inner side of the fixing groove 7, the top end of the limiting block 12 gradually enters the inner side of the limiting groove 9, after the silencing cover 2 completely leaves the mounting groove 6, the limiting block 12 fixes the clamping block 10 in the inner side of the fixing groove 7, when the silencing cover 2 is mounted, the silencing cover 2 is placed in the inner side of the mounting groove 6, the limiting block 12 is extruded by the silencing cover 2, the second spring 13 is stressed to contract, the top end of the limiting block 12 gradually leaves the limiting groove 9 until the limiting block 12 completely slides out of the inner side of the limiting groove 9, limiting of the clamping block 10 is released, the first spring 11 pushes the clamping block 10 to enter the inner side of the clamping groove 8, and mounting is completed; through having set up the amortization mechanism, the separation is passed through because the vibration that rigid connection caused is passed through to absorb the sound wave that silencer 1 transmitted, improved the amortization performance of silencer 1, less noise pollution greatly.

In other embodiments, as shown in the drawings, the surface of the silencing cover 2 is provided with cooling fins 14, and the bottom ends of the cooling fins 14 are fixedly connected with the surface of the silencing cover 2; the sound-absorbing cotton 3 at the inner side of the sound-absorbing cover 2 absorbs sound waves generated by the muffler 1 and converts the sound waves into heat energy, and the heat energy is transferred to the air through the sound-absorbing cover 2 and the radiating fins 14; by arranging the radiating fins 14, the radiating effect is improved, heat is quickly transferred out, and the service life of the muffler 1 is prolonged.

In other embodiments, as shown in fig. 2, a first spring 11 is disposed at a connection portion between one end of the clamping block 10 and an inner wall of the fixing groove 7, and a limit groove 9 is disposed at a bottom end of the clamping block 10; through setting up fixture block 10 one end and fixed slot 7 inner wall junction and being provided with first spring 11, stop slot 9 has been seted up to the fixture block 10 bottom, conveniently fixes and dismantles amortization cover 2.

In other embodiments, as shown in fig. 2, the bottom end of the clamping block 10 is provided with a limiting block 12, the bottom end of the limiting block 12 is positioned at the inner side of the fixed slot 7, and a second spring 13 is arranged at the joint of the bottom end of the limiting block 12 and the inner wall of the fixed slot 7; the limiting block 12 is arranged at the bottom end of the clamping block 10, the bottom end of the limiting block 12 is located on the inner side of the fixed groove 7, and the second spring 13 is arranged at the joint of the bottom end of the limiting block 12 and the inner wall of the fixed groove 7, so that the clamping block 10 can be conveniently fixed. In other embodiments, as shown in fig. 1, the number of the clamping blocks 10 is two, and the number of the limiting blocks 12 is two; through setting up the quantity of fixture block 10 and setting up two altogether, the quantity of stopper 12 is provided with two altogether, fixed amortization cover 2, convenient dismantlement simultaneously.

In other embodiments, as shown in fig. 1, the number of the heat dissipation fins 14 is several, and the heat dissipation fins 14 are symmetrically distributed on the surface of the noise reduction cover 2; the number of the radiating fins 14 is a plurality of, and the radiating fins 14 are symmetrically distributed on the surface of the silencing cover 2, so that the radiating effect is improved.

The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.

Claims

1. The utility model provides a marine diesel engine amortization filter core cover that admits air, includes silencer (1) and amortization mechanism, amortization mechanism sets up in silencer (1) outside, its characterized in that: the silencing mechanism includes: the silencer comprises a silencer body (2), wherein the silencer body (2) is arranged on the outer surface of the silencer (1), an inner groove is formed in the inner side of the silencer body (2), silencing cotton (3) is arranged on the inner side of the inner groove, a hose (4) is arranged on one side of the silencer body (1), one end of the hose (4) penetrates through the silencer body (2) and is located on the outer side of the silencer body (2), an installation frame (5) is arranged at the bottom end of the silencer body (2), an installation groove (6) is formed in the top end of the installation frame (5), a fixing groove (7) is formed in the inner wall of the installation groove (6), a clamping block (10) is arranged in the inner side of the fixing groove (7), and a clamping groove (8) is formed in one side of the silencer body (2), and one end of the clamping block (10) penetrates through the fixing groove (7) and is located on the inner side of the clamping groove (8).

2. The marine diesel engine intake silencing cartridge housing of claim 1, wherein: the surface of the silencing cover (2) is provided with radiating fins (14), and the bottom ends of the radiating fins (14) are fixedly connected with the surface of the silencing cover (2).

3. The marine diesel engine intake silencing cartridge housing of claim 1, wherein: the clamping block (10) is characterized in that a first spring (11) is arranged at the joint of one end of the clamping block (10) and the inner wall of the fixed groove (7), and a limiting groove (9) is formed in the bottom end of the clamping block (10).

4. A marine diesel engine intake silencing cartridge housing as in claim 3, wherein: the clamping block is characterized in that a limiting block (12) is arranged at the bottom end of the clamping block (10), the bottom end of the limiting block (12) is located on the inner side of the fixed groove (7), and a second spring (13) is arranged at the joint of the bottom end of the limiting block (12) and the inner wall of the fixed groove (7).

5. The marine diesel engine intake silencing cartridge housing of claim 4, wherein: the number of the clamping blocks (10) is two, and the number of the limiting blocks (12) is two.

6. The marine diesel engine intake silencing cartridge housing of claim 2, wherein: the number of the radiating fins (14) is a plurality, and the radiating fins (14) are symmetrically distributed on the surface of the silencing cover (2).