CN220792489U - Marine engine unit with noise reduction mechanism - Google Patents
Marine engine unit with noise reduction mechanism Download PDFInfo
- Publication number
- CN220792489U CN220792489U CN202322456476.3U CN202322456476U CN220792489U CN 220792489 U CN220792489 U CN 220792489U CN 202322456476 U CN202322456476 U CN 202322456476U CN 220792489 U CN220792489 U CN 220792489U
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- Prior art keywords
- noise reduction
- reduction frame
- noise
- frame
- engine unit
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- 238000009413 insulation Methods 0.000 claims abstract description 25
- 229920000742 Cotton Polymers 0.000 claims abstract description 15
- 238000007789 sealing Methods 0.000 claims abstract description 13
- 238000010030 laminating Methods 0.000 claims description 13
- 238000010521 absorption reaction Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 3
- 238000002485 combustion reaction Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
The utility model discloses a marine engine unit with a noise reduction mechanism, which comprises a device body, wherein the device body comprises a base, a first noise reduction frame, a second noise reduction frame, a top sealing plate and an engine unit, the first noise reduction frame and the second noise reduction frame are symmetrically arranged at the top of the base, and the top sealing plate is fixed on the first noise reduction frame and the second noise reduction frame; the first noise reduction frame and the second noise reduction frame comprise a first noise reduction frame and a second noise reduction frame, the second noise reduction frame is fixed at the rear end of the first noise reduction frame, noise reduction plates are arranged in the first noise reduction frame and the second noise reduction frame, sound insulation cotton blocks are arranged at the inner sides of the noise reduction plates, the surface of the soundproof cotton block is provided with a plurality of groups of soundproof strips which are distributed in a column-shaped equidistant mode, the surface of the soundproof strip is provided with a plurality of groups of soundproof protruding blocks, the soundproof protruding blocks are of a conical structure, and the surface of the soundproof protruding blocks is provided with a plurality of groups of sound absorbing holes. The device can effectively achieve the purpose of noise reduction, further reduce the noise generated by the engine and improve the comfort of the environment of staff.
Description
Technical Field
The utility model relates to the technical field of engine units, in particular to a marine engine unit with a noise reduction mechanism.
Background
An engine is a machine capable of converting other forms of energy into mechanical energy, including, for example, an internal combustion engine (gasoline engine, etc.), an external combustion engine (stirling engine, steam engine, etc.), an electric motor, etc. Such as internal combustion engines, typically convert chemical energy into mechanical energy. The engine is suitable for a power generation device, and is often used in the process of generating electricity.
The existing engine block has the following defects:
the existing engine unit can generate noise when in use, but the existing engine unit can not reduce noise, and further the noise generated by the engine unit can influence the life of staff and can also cause the hearing damage of the staff.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides a marine engine unit with a noise reduction mechanism, which solves the problems that the existing engine unit can generate noise when in use, but the existing engine unit can not reduce the noise, and further the noise generated by the engine unit can influence the life of staff and also cause the hearing damage of the staff.
(II) technical scheme
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the marine engine unit with the noise reduction mechanism comprises a device body, wherein the device body comprises a base, a first noise reduction frame, a second noise reduction frame, a top sealing plate and an engine unit, the first noise reduction frame and the second noise reduction frame are symmetrically arranged at the top of the base, the top sealing plate is fixed on the first noise reduction frame and the second noise reduction frame, and the engine unit is arranged at the top of the base and positioned below the top sealing plate;
preferably, the first noise reduction frame and the second noise reduction frame comprise a first noise reduction frame and a second noise reduction frame, the second noise reduction frame is fixed at the rear end of the first noise reduction frame, noise reduction plates are arranged in the first noise reduction frame and the second noise reduction frame, the noise reduction plate is characterized in that a soundproof cotton block is arranged on the inner side of the noise reduction plate, a plurality of soundproof strips distributed in a column-shaped equidistant mode are arranged on the surface of the soundproof cotton block, a plurality of soundproof protruding blocks are arranged on the surface of the soundproof strips, and a plurality of sound absorption holes are formed in the surface of the soundproof protruding blocks in a cone-shaped structure.
Preferably, the sliding grooves are formed in the tops of the first noise reduction frame and the second noise reduction frame, and the middle parts of the first noise reduction frame and the second noise reduction frame are of through structures.
Preferably, both ends all are equipped with the sliding block about the board of making an uproar falls, the board of making an uproar falls passes through the sliding block and installs in the sliding tray.
Preferably, the base is trapezoidal form structure, both ends all are equipped with the side fixed block about the base, a plurality of groups fixed orifices have been seted up on side fixed block surface, side fixed block and base bottom all are equipped with the laminating gasket, laminating gasket bottom is equipped with a plurality of groups and grabs the piece, laminating gasket and grabbing the piece and be the rubber material.
(III) beneficial effects
The utility model provides a marine engine unit with a noise reduction mechanism. The beneficial effects are as follows:
this kind of effectual marine engine unit of shock attenuation can reach the purpose of making an uproar that falls effectively, further reduces the noise that the engine produced, improves the travelling comfort of staff's environment, and this kind of device is through having increased the cotton piece that gives sound insulation of special shape to the diffusivity that can reduce the noise, the acoustic celotex board in this kind of device can also be convenient for open, dismantle and install, thereby carries out the circulation of air when making things convenient for the engine to dispel the heat.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic view of a first noise reduction frame according to the present utility model;
fig. 3 is a schematic structural view of the base of the present utility model.
In the figure, 1, a device body; 2. a base; 3. a first noise reduction frame; 4. a second noise reduction frame; 5. a top sealing plate; 6. an engine block; 7. a first noise reduction frame; 8. a second noise reduction frame; 9. a noise reduction plate; 10. a soundproof cotton block; 11. a sound insulation strip; 12. a sound insulation bump; 13. a sound absorbing hole; 14. a sliding groove; 15. a side fixing block; 16. a fixing hole; 17. attaching a gasket; 18. a grip block; 19. a sliding block.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the embodiment of the utility model provides a technical scheme: the marine engine unit with the noise reduction mechanism comprises a device body 1, wherein the device body 1 comprises a base 2, a first noise reduction frame 3, a second noise reduction frame 4, a top sealing plate 5 and an engine unit 6, the first noise reduction frame 3 and the second noise reduction frame 4 are symmetrically arranged at the top of the base 2, the top sealing plate 5 is fixed on the first noise reduction frame 3 and the second noise reduction frame 4, and the engine unit 6 is arranged at the top of the base 2 and is positioned below the top sealing plate 5;
the first noise reduction frame 3 and the second noise reduction frame 4 respectively comprise a first noise reduction frame 7 and a second noise reduction frame 8, the second noise reduction frame 8 is fixed at the rear end of the first noise reduction frame 7, noise reduction plates 9 are respectively arranged in the first noise reduction frame 7 and the second noise reduction frame 8, sound insulation cotton blocks 10 are arranged on the inner sides of the noise reduction plates 9, a plurality of groups of sound insulation strips 11 distributed in a column-shaped equidistant mode are arranged on the surfaces of the sound insulation cotton blocks 10, a plurality of groups of sound insulation protruding blocks 12 are arranged on the surfaces of the sound insulation strips 11, the sound insulation protruding blocks 12 are in a conical structure, a plurality of groups of sound absorption holes 13 are formed in the surfaces of the sound insulation protruding blocks, noise can be generated when the engine unit 6 operates, the noise winding can be transmitted outwards, further the noise is transmitted to the first noise reduction frame 3 and the second noise reduction frame 4, the noise reduction plates 9 are arranged in the first noise reduction frame 7 and the second noise reduction frame 8 of the first noise reduction frame 3 and the second noise reduction frame 4, the noise can be absorbed by the noise insulation cotton blocks 10 in the noise reduction plates 9, and the noise absorption holes in the noise insulation protruding blocks 12 and the noise absorption protruding blocks 12 on the noise insulation cotton blocks 10 can improve the noise absorption and reduce the noise diffusion.
The sliding tray 14 has all been seted up at frame 7 of making an uproar and the frame 8 top of making an uproar falls in the first frame 7 of making an uproar that falls with the second, frame 8 middle part of making an uproar falls in the first frame 7 of making an uproar and the second falls, and the sliding tray 14 in frame 8 of making an uproar falls in the first frame 7 of making an uproar and the second falls in the frame 8 is in order to be convenient for fall the board 9 of making an uproar insert, installation of making an uproar to the board 9 of making an uproar is convenient for fall.
The both ends all are equipped with sliding block 19 about the noise reduction board 9, the noise reduction board 9 passes through sliding block 19 and installs in sliding groove 14 to noise reduction board 9 can be installed in sliding groove 14 through sliding block 19, and when dismantling, noise reduction board 9 also can take out in the sliding groove 14 in frame 7 falls with the second falls frame 8 through sliding block 19 from first and falls, further convenient maintenance.
The base 2 is trapezoidal form structure, both ends all are equipped with side fixed block 15 about the base 2, a plurality of groups fixed orifices 16 have been seted up on side fixed block 15 surface, side fixed block 15 and base 2 bottom all are equipped with laminating gasket 17, laminating gasket 17 bottom is equipped with a plurality of groups and grabs piece 18, laminating gasket 17 and grabbing piece 18 are the rubber material, when installing engine unit 6, the staff inserts the screw in the fixed orifices 16 on the side fixed block 15, further comes to fix base 2, and laminating gasket 17 can improve the laminating degree to ground, improves stability, and the grabbing piece 18 of laminating gasket 17 bottom can improve the frictional force and the grabbing power of laminating gasket 17 bottom, prevents to shift.
Working principle: during operation, noise can be generated when the engine unit 6 runs, the noise winding can be transmitted outwards, further noise is transmitted to the first noise reduction frame 3 and the second noise reduction frame 4, the noise reduction plates 9 are arranged in the first noise reduction frame 7 and the second noise reduction frame 8 of the first noise reduction frame 3 and the second noise reduction frame 4, the noise can be absorbed by the noise insulation cotton blocks 10 in the noise reduction plates 9, and the noise absorption of the noise can be improved by the noise insulation protruding blocks 12 on the noise insulation cotton blocks 10 and the noise absorption holes on the noise insulation protruding blocks 12, so that the noise is reduced.
The utility model relates to a device body, in particular to a device body; 2. a base; 3. a first noise reduction frame; 4. a second noise reduction frame; 5. a top sealing plate; 6. an engine block; 7. a first noise reduction frame; 8. a second noise reduction frame; 9. a noise reduction plate; 10. a soundproof cotton block; 11. a sound insulation strip; 12. a sound insulation bump; 13. a sound absorbing hole; 14. a sliding groove; 15. a side fixing block; 16. a fixing hole; 17. attaching a gasket; 18. a grip block; 19. the sliding block and the parts are universal standard parts or parts known by the skilled person, and the structure and the principle of the sliding block and the parts are known by the skilled person through technical manuals or through routine experimental methods.
While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (4)
1. A marine engine unit with mechanism of making an uproar falls, its characterized in that: the device comprises a device body (1), wherein the device body (1) comprises a base (2), a first noise reduction frame (3), a second noise reduction frame (4), a top sealing plate (5) and an engine unit (6), the first noise reduction frame (3) and the second noise reduction frame (4) are symmetrically arranged at the top of the base (2), the top sealing plate (5) is fixed on the first noise reduction frame (3) and the second noise reduction frame (4), and the engine unit (6) is arranged at the top of the base (2) and is positioned below the top sealing plate (5);
the noise reduction frame comprises a first noise reduction frame body (3) and a second noise reduction frame body (4), wherein the first noise reduction frame body (7) and the second noise reduction frame body (8) are respectively arranged, the second noise reduction frame body (8) is fixed at the rear end of the first noise reduction frame body (7), noise reduction plates (9) are respectively arranged in the first noise reduction frame body (7) and the second noise reduction frame body (8), noise reduction cotton blocks (10) are arranged on the inner sides of the noise reduction plates (9), a plurality of groups of noise insulation strips (11) distributed in a column-shaped equidistant mode are arranged on the surfaces of the noise insulation cotton blocks (10), a plurality of groups of noise insulation protruding blocks (12) are arranged on the surfaces of the noise insulation strips (11), and the noise insulation protruding blocks (12) are in a conical structure and are provided with a plurality of sound absorption holes (13) on the surfaces.
2. A marine engine unit with noise reduction mechanism as defined in claim 1, wherein: the sliding grooves (14) are formed in the tops of the first noise reduction frame (7) and the second noise reduction frame (8), and the middle parts of the first noise reduction frame (7) and the second noise reduction frame (8) are of through structures.
3. A marine engine unit with noise reduction mechanism as defined in claim 2, wherein: the left end and the right end of the noise reduction plate (9) are respectively provided with a sliding block (19), and the noise reduction plate (9) is installed in the sliding groove (14) through the sliding blocks (19).
4. A marine engine unit with noise reduction mechanism as defined in claim 1, wherein: the base (2) is trapezoidal structure, both ends all are equipped with side fixed block (15) about base (2), a plurality of groups fixed orifices (16) have been seted up on side fixed block (15) surface, side fixed block (15) and base (2) bottom all are equipped with laminating gasket (17), laminating gasket (17) bottom is equipped with a plurality of groups and grabs and hold piece (18), laminating gasket (17) and grab and hold piece (18) and be the rubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322456476.3U CN220792489U (en) | 2023-09-11 | 2023-09-11 | Marine engine unit with noise reduction mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322456476.3U CN220792489U (en) | 2023-09-11 | 2023-09-11 | Marine engine unit with noise reduction mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220792489U true CN220792489U (en) | 2024-04-16 |
Family
ID=90634967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322456476.3U Active CN220792489U (en) | 2023-09-11 | 2023-09-11 | Marine engine unit with noise reduction mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220792489U (en) |
-
2023
- 2023-09-11 CN CN202322456476.3U patent/CN220792489U/en active Active
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