CN216269756U

CN216269756U - Low-frequency damping plate for marine engine room

Info

Publication number: CN216269756U
Application number: CN202122633360.3U
Authority: CN
Inventors: 杜云飞
Original assignee: Jiaxing Anji New Material Technology Co ltd
Current assignee: Jiaxing Anji New Material Technology Co ltd
Priority date: 2021-10-31
Filing date: 2021-10-31
Publication date: 2022-04-12
Anticipated expiration: 2031-10-31

Abstract

The utility model discloses a low-frequency damping plate of a marine engine room, which comprises an installation shell and a combined frame, wherein the combined frame is arranged on two sides of the installation shell, and a plurality of groups of installation screws penetrate through the inner side of the combined frame; a bendable corrugated plate is arranged on one side of the combined frame, and embedded plates are arranged on the top and one side of the bendable corrugated plate; the inner side of the mounting shell is provided with a rigid plate, and the inner side of the rigid plate is provided with a waterproof layer. According to the utility model, the bendable corrugated plate is arranged, so that when the device needs to be bent and installed during installation, the bendable corrugated plate can be bent according to different angles, so that the bent area can be tightly attached to the wall of the cabin, gaps at the joint are greatly reduced, the installation attractive effect of the device is improved, and the noise reduction capability of the device is improved.

Description

Low-frequency damping plate for marine engine room

Technical Field

The utility model relates to the technical field of damping plates, in particular to a low-frequency damping plate of a marine engine room.

Background

In modern marine engine rooms, a large number of engines and mechanical devices are mounted, the engines and the mechanical devices can generate a large amount of noise when in operation, and the whole marine engine is usually made of metal, noise conduction is very quick, the reduction rate is low, so that the normal life of workers and passengers on the marine engine room is affected due to the fact that the interior of the engine room is caused, and therefore the noise is reduced by using a damping plate, but the traditional device has defects and needs to be improved.

The damping plate in the prior art has the following defects:

1. patent document CN206736161U discloses a damping plate with a foaming layer, which comprises six layers of structures, namely a modified epoxy resin layer, a SBR/EPDM foaming layer, a glass cloth layer, a butyl rubber layer, a modified epoxy resin bonding layer and a release paper, which are sequentially arranged from top to bottom. This damping plate has structural strength height, the high rigidity, the low price, chemical corrosion resistance, the heat resistance, the quality is light, the damping, give sound insulation and fall the advantage of making an uproar, the current poor problem of car damping plate sound insulation damping effect has been improved, but the device exists and can't change according to the inside shape in marine engine room usually when using, the department of buckling inside marine engine room can't directly install usually, because the cabin polycurve form, the directness leads to the junction can produce great gap usually, the result of use of damping plate is reduced, the staff of being not convenient for installs.

2. The existing damping plate device can often appear the condition that the long-time dampness leads to the life to shorten when using, because inside the marine engine room, the unavoidable condition that the engine room has had little ponding or humidity can appear on being located moist sea water, the problem that the life shortens appears in the influence that the damping plate received salt water very easily through long-time soaking.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a low-frequency damping plate of a marine engine room, which solves the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a low-frequency damping plate of a marine engine room comprises an installation shell and a combined frame, wherein the combined frame is installed on two sides of the installation shell, and a plurality of groups of installation screws penetrate through the inner side of the combined frame;

a bendable corrugated plate is arranged on one side of the combined frame, and embedded plates are arranged on the top and one side of the bendable corrugated plate;

the inner side of the mounting shell is provided with a rigid plate, and the inner side of the rigid plate is provided with a waterproof layer.

Preferably, the mounting housing is mounted with a mounting plate embedded at the top thereof.

Preferably, one side of the combined frame is provided with an embedded groove, the top of the combined frame is provided with a plurality of groups of upper mounting holes in a penetrating manner, and the bottom of the combined frame is provided with a plurality of groups of lower mounting holes in a penetrating manner.

Preferably, an auxiliary plate is installed on one side of the embedded plate, a plurality of groups of inner through holes are formed in the top of the embedded plate, and sealing rings are installed on the inner sides of the inner through holes in an embedded mode.

Preferably, the threaded rod is installed to the top and the bottom of installation screw rod, and the sealed cowling is installed in the outside of threaded rod, and the recess nut is installed to the inboard of sealed cowling, and sealed the pad is installed in the outside at recess nut top.

Preferably, a plurality of groups of damping layers are installed on the inner side of the waterproof layer, and the composite board is installed on the inner side of the damping layers.

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

1. according to the utility model, the bendable corrugated plate is arranged, so that when the device needs to be bent and installed during installation, the bendable corrugated plate can be bent according to different angles, so that the bent area can be tightly attached to the wall of the cabin, gaps at the joint are greatly reduced, the installation attractive effect of the device is improved, and the noise reduction capability of the device is improved;

2. according to the utility model, the waterproof layer is arranged, when the device is used and external seepage water enters the engine room, the rigid plate on the outer side can prevent seawater from entering the interior, the seawater entering the interior of the rigid plate through seepage can be directly blocked by the waterproof layer, and the seawater is prevented from directly contacting with the damping plate on the interior, so that the service life of the damping layer is greatly prolonged.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a bendable corrugated plate structure according to the present invention;

FIG. 3 is a schematic view of the construction of the mounting screw of the present invention;

FIG. 4 is a schematic cross-sectional view of a damping layer of the present invention;

in the figure: 1. installing a shell; 101. mounting a plate; 2. a combined frame; 201. a fitting groove; 202. a lower mounting hole; 203. an upper mounting hole; 3. a bendable corrugated plate; 301. an auxiliary plate; 302. a tabling plate; 303. a seal ring; 304. an inner through hole is formed; 4. installing a screw rod; 401. a threaded rod; 402. a sealing cover; 403. a groove nut; 404. a gasket; 5. a damping layer; 501. a rigid plate; 502. a waterproof layer; 503. a composite panel.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without any inventive step, are within the scope of the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 and 3, the present invention provides an embodiment: a low-frequency damping plate of a marine engine room;

the first embodiment is as follows: the device comprises a mounting shell 1, a mounting plate 101 is embedded and mounted at the top of the mounting shell 1, a combined frame 2 is mounted at two sides of the mounting shell 1, an embedded groove 201 is formed at one side of the combined frame 2, a plurality of groups of upper mounting holes 203 are formed in the top of the combined frame 2 in a penetrating manner, a plurality of groups of lower mounting holes 202 are formed in the bottom of the combined frame 2 in a penetrating manner, the mounting shell 1 is a main frame structure of the device and is used for providing mounting positions for the inner side and outer side devices to ensure the overall stability of the device, the mounting plate 101 can be opened to replace structures such as an inner damping device and the like, the mounting positions can be provided for the outer side combined structure through the combined frame 2 at two sides, the positioning and mounting can be conveniently carried out through the embedded groove 201, the fixing structure can control the device through the upper mounting holes 203 and the lower mounting holes 202 to ensure the normal mounting and use of the device, the inboard of built-up frame 2 is run through and is installed a plurality of groups installation screw 4, threaded rod 401 is installed to the top and the bottom of installation screw 4, sealed cowling 402 is installed in the outside of threaded rod 401, recess nut 403 is installed to the inboard of sealed cowling 402, sealed pad 404 is installed in the outside at recess nut 403 top, install the inboard at the mounting hole with the embedding of installation screw 4, after the installation again with the sealed cowling 402 embedding in the inboard sealed effect that increases the device, fix the integrated configuration through installing recess nut 403 rotation in the inboard of sealed cowling 402, sealed pad 404 in the recess nut 403 top outside will with body device in close contact with, thereby the sealed effect of greatly increased connection.

Referring to fig. 2, a low frequency damping plate of a marine engine room;

example two: including combined frame 2, buckled plate 3 of can buckling is installed to one side of combined frame 2, gomphosis board 302 is installed to the top and one side of buckled plate 3 of can buckling, accessory plate 301 is installed to one side of gomphosis board 302, run through hole 304 in a plurality of groups has been seted up at the top of gomphosis board 302, sealing washer 303 is installed in the inboard embedding of interior through hole 304, it fixes to install the inboard at gomphosis groove 201 with gomphosis board 302 through accessory plate 301 embedding, fixed back is restricted the position with the fixed inboard of installation screw 4, carry out angle modulation through buckled plate 3 after the installation, inboard sealing washer 303 can increase the stability of installation, increase the sealed effect of device simultaneously.

Referring to fig. 4, a low frequency damping plate for a marine engine room;

example three: including installation shell 1, rigid plate 501 is installed to the inboard of installation shell 1, waterproof layer 502 is installed to rigid plate 501's inboard, a plurality of damping layer 5 of group are installed to waterproof layer 502's inboard, composite sheet 503 is installed to damping layer 5's inboard, the rigid plate 501 in the outside is used for increasing damping device's bulk strength, and provide the protection for inboard damping structure, waterproof layer 502 can be quick under the condition of infiltration carry out the water-proof measure, the mode sea water corrodes damping layer 5, can effectually play the effect of noise abatement simultaneously through damping layer 5 and composite sheet 503.

The working principle is as follows: when the utility model is used, firstly, the embedded plate 302 is embedded and installed inside the embedded groove 201 through the auxiliary plate 301, then the installation screw 4 is penetrated and installed inside the inner through hole 304, the sealing cover 402 is respectively installed inside the lower installation hole 202 and the upper installation hole 203, the device is fixedly installed through the rotary groove nut 403, and the angle is adjusted through the bendable corrugated plate 3 after installation.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes 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, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Claims

1. A marine engine room low frequency damping plate, includes installation shell (1) and combination frame (2), its characterized in that: a combined frame (2) is arranged on two sides of the mounting shell (1), and a plurality of groups of mounting screws (4) are arranged on the inner side of the combined frame (2) in a penetrating manner;

a bendable corrugated plate (3) is installed on one side of the combined frame (2), and embedded plates (302) are installed on the top and one side of the bendable corrugated plate (3);

the inner side of the mounting shell (1) is provided with a rigid plate (501), and the inner side of the rigid plate (501) is provided with a waterproof layer (502).

2. The marine engine room low frequency damping plate of claim 1, wherein: the top of the installation shell (1) is embedded with an installation plate (101).

3. The marine engine room low frequency damping plate of claim 1, wherein: one side of the combined frame (2) is provided with an embedded groove (201), the top of the combined frame (2) is provided with a plurality of groups of upper mounting holes (203) in a penetrating way, and the bottom of the combined frame (2) is provided with a plurality of groups of lower mounting holes (202) in a penetrating way.

4. The marine engine room low frequency damping plate of claim 1, wherein: an auxiliary plate (301) is installed on one side of the embedded plate (302), a plurality of groups of inner through holes (304) are formed in the top of the embedded plate (302), and sealing rings (303) are installed on the inner sides of the inner through holes (304) in an embedded mode.

5. The marine engine room low frequency damping plate of claim 1, wherein: threaded rod (401) are installed to the top and the bottom of installation screw rod (4), and sealed cowling (402) are installed in the outside of threaded rod (401), and recess nut (403) are installed to the inboard of sealed cowling (402), and sealed pad (404) are installed in the outside at recess nut (403) top.

6. The marine engine room low frequency damping plate of claim 1, wherein: a plurality of groups of damping layers (5) are arranged on the inner side of the waterproof layer (502), and a composite plate (503) is arranged on the inner side of each damping layer (5).