CN213450113U

CN213450113U - Sound insulation board for shield door insulation foam

Info

Publication number: CN213450113U
Application number: CN202021327744.1U
Authority: CN
Inventors: 章维杰
Original assignee: Changzhou Tongmao New Material Technology Co ltd
Current assignee: Changzhou Tongmao New Material Technology Co ltd
Priority date: 2020-07-08
Filing date: 2020-07-08
Publication date: 2021-06-15
Anticipated expiration: 2030-07-08

Abstract

The utility model discloses a sound insulation board for shield door insulation foam, which comprises a dust removal mechanism, wherein the dust removal mechanism comprises a mounting plate, a through hole, a fixing frame, a filter screen, a drying layer, a clamping rod, a spring and a mounting groove, a plurality of through holes are arranged in the mounting plate, the fixing frame is fixedly welded on the surface of one side of the through hole and the bottom of the mounting plate, and the filter screen is fixedly welded between the inner walls of the fixing frame, the utility model effectively solves the problems that the existing sound insulation board enters external sound waves and is absorbed by sound-absorbing materials in the sound insulation board to play a sound insulation effect, and a sound inlet hole is usually arranged on the sound insulation board to lead the sound waves to enter the sound insulation board along the sound inlet hole, however, some external dust and water also directly enter the sound insulation board along the sound inlet hole to cause the sound-absorbing materials in the sound insulation board to be damaged, thereby causing a problem of a reduction in the service life of the baffle.

Description

Sound insulation board for shield door insulation foam

Technical Field

The utility model relates to a sound-proof board technical field specifically is a sound-proof board that shield door insulation bubble is cotton to be used.

Background

The screen door is used for surrounding the space above the subway platform and the train on the platform in a glass curtain wall mode. When the train arrives, the electric door on the glass curtain wall is opened again for passengers to get on or off the train, and the shield door needs to use the sound insulation board.

However, there are some disadvantages in the conventional using process, such as:

present acoustic celotex board is in order to let external sound wave get into, and then is absorbed by the acoustical absorbent in the acoustic celotex board, in order to play syllable-dividing effect, can seted up into the sound hole on the acoustic celotex board usually, so that the sound wave enters into to the acoustic celotex board along advancing the sound hole in, however, some external dusts and water have also can directly enter into to the acoustic celotex board along advancing the sound hole in, can cause the acoustical absorbent of acoustic celotex board inside to take place to damage, thereby lead to the life reduction of acoustic celotex board.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a shield door insulating bubble is cotton to the problem of proposing in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the dust removal device comprises a dust removal mechanism, wherein the dust removal mechanism comprises a mounting plate, through holes, a fixing frame, a filter screen, a drying layer, clamping rods, springs and mounting grooves, the plurality of through holes are formed in the mounting plate, the fixing frame is fixedly welded on the surface of the bottom of the mounting plate on one side of each through hole, the filter screen is fixedly welded between the inner walls of the fixing frames, the drying layer is fixedly mounted between the inner walls of the fixing frames and on one side of the bottom of the filter screen, the mounting grooves are formed in the two ends of the mounting plate, the clamping rods are fixedly inserted in the mounting grooves, and the springs are fixedly welded between the adjacent sides of the; the sound absorption mechanism comprises a clamping groove, sound inlet holes and a sound absorption plate, the edges of two sides of the top surface of the sound absorption plate are provided with the clamping grooves matched with the clamping rods, and the sound inlet holes matched with the fixing frame are formed in the sound absorption plate; the first sound absorption cotton is bonded and connected to the bottom surface of the sound absorption plate; the second inhales the sound cotton, the second inhales the sound cotton bonding connection in the first bottom surface of inhaling the sound cotton.

The drying layer comprises a drying frame, a drying agent and air holes, the outer wall of the drying frame is fixedly welded with the inner wall of the fixing frame, the top and the bottom of the drying frame are provided with the air holes, and the drying agent is filled in the drying frame.

The clamping rod is an L-shaped mechanism, a pushing plate is fixedly welded on one side, away from the sound absorption plate, of the clamping rod, and the pushing plate is connected with the surface of the mounting plate in a sliding mode.

The fixing frame is of a cylindrical structure with openings at two ends and an accommodating cavity, the diameter of the fixing frame is smaller than that of the sound inlet hole, and the circumferential surface of the outer wall of the fixing frame is movably connected with the sound inlet hole in an inserting mode.

Wherein, fixed mounting has the sound mechanism of loosing between first sound cotton and the abatvoix of inhaling, the sound mechanism of loosing includes fixed plate and sound hole of loosing, the top of fixed plate is connected with the bottom surface bonding of abatvoix, the bottom surface of fixed plate is connected with the top surface bonding of first sound cotton of inhaling, the sound hole of loosing has been seted up to the inside of fixed plate, it adopts the structure of round platform type to loose the sound hole.

The through hole, the fixing frame, the sound inlet hole and the sound scattering hole are located on the same central line in the vertical direction of the corresponding positions, and a plurality of refraction balls are fixedly welded on the inner wall of the sound scattering hole.

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

1. fixed frame inserts the inside of advancing the sound hole, and dust and impurity in the filter screen can the interception air to the moisture in the air can be dried to the drying layer, avoids dust and water to get into from advancing the sound hole, causes first sound cotton and second to inhale the cotton damage of sound, can improve the life of this acoustic celotex board.

2. Through the direction that the kickboard pulling kelly was close to each other and removes, the extrusion spring, then the fixed frame that corresponds the position inserts the inside of advancing the sound hole, the kelly also can insert in the draw-in groove simultaneously, then loosen the spring, make the spring promote the kelly and remove to the direction of keeping away from each other, make kelly and draw-in groove carry out spacing fixed, thereby carry out spacing fixed between mounting panel and the abatvoix, can be with quick dismantlement and the change between mounting panel and the abatvoix, the mounting panel of being convenient for is changed, avoid the too much problem that influences syllable-dividing effect with the dry layer inefficacy of filter screen dust.

Drawings

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

FIG. 2 is a schematic structural view of the dust removing mechanism of the present invention;

fig. 3 is a schematic structural view of the sound absorbing mechanism of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

fig. 5 is a schematic structural diagram of the drying layer of the present invention.

In the figure: 1-a dust removal mechanism; 11-a mounting plate; 12-a through hole; 13-a fixed frame; 14-a filter screen; 15-drying the layer; 151-drying frame; 152-a desiccant; 153-a vent hole; 16-a push plate; 17-a clamping rod; 18-a spring; 19-mounting grooves; 2-a sound absorbing mechanism; 21-card slot; 22-sound inlet hole; 23-a sound-absorbing panel; 3, a sound dispersing mechanism; 31-a fixing plate; 32-sound dispersion holes; 4-first sound absorbing cotton; 5-second sound-absorbing cotton.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the dust removal device comprises a dust removal mechanism 1, wherein the dust removal mechanism 1 comprises a mounting plate 11, a through hole 12, a fixing frame 13, a filter screen 14, a drying layer 15, a clamping rod 17, a spring 18 and a mounting groove 19, the through hole 12 is formed in the mounting plate 11, the fixing frame 13 is fixedly welded on the surface of one side of the through hole 12 and the bottom of the mounting plate 11, the filter screen 14 is fixedly welded between the inner walls of the fixing frame 13, the drying layer 15 is fixedly mounted between the inner walls of the fixing frame 13 and one side of the bottom of the filter screen 14, the mounting grooves 19 are formed in the two ends of the mounting plate 11, the clamping rod 17 is fixedly inserted in the mounting groove 19, and the spring 18 is fixedly welded between the adjacent side of the clamping rod; the sound absorption mechanism 2 comprises a clamping groove 21, a sound inlet hole 22 and a sound absorption plate 23, the clamping groove 21 matched with the clamping rod 17 is formed in the edge of the two sides of the top surface of the sound absorption plate 23, and the sound inlet hole 22 matched with the fixing frame 13 is formed in the sound absorption plate 23; the first sound-absorbing cotton 4 is bonded and connected to the bottom surface of the sound-absorbing plate 23; the second inhales the sound cotton 5, the second inhales the sound cotton 5 bonding connection in the bottom surface of the first sound cotton 4 of inhaling.

The drying layer 15 includes a drying frame 151, a drying agent 152 and a vent hole 153, the outer wall of the drying frame 151 is fixedly welded to the inner wall of the fixing frame 13, the top and the bottom of the drying frame 151 are both provided with a plurality of vent holes 153, the drying agent 152 is filled in the drying frame 151, moisture in the air enters the drying frame 151 through the vent holes 153, then the drying agent 152 can dry the moisture, and the dried air flows out of the drying frame 151 through the vent holes 153.

The clamping rod 17 is an L-shaped mechanism, a pushing plate 16 is fixedly welded on one side, away from the sound-absorbing plate 23, of the clamping rod 17, and the pushing plate 16 is connected with the surface of the mounting plate 11 in a sliding mode.

The fixing frame 13 is of a cylindrical structure with two open ends and a containing cavity, the diameter of the fixing frame 13 is smaller than that of the sound inlet hole 22, the circumferential surface of the outer wall of the fixing frame 13 is movably inserted into the sound inlet hole 22, and the fixing frame 13 can be conveniently pulled out of the sound inlet hole 22.

Wherein, fixed mounting has scattered sound mechanism 3 between first sound cotton 4 and the abatvoix 23 of inhaling, scattered sound mechanism 3 includes fixed plate 31 and scattered sound hole 32, the top of fixed plate 31 is connected with the bottom surface bonding of abatvoix 23, the bottom surface of fixed plate 31 is connected with the top surface bonding of first sound cotton 4 of inhaling, scattered sound hole 32 has been seted up to the inside of fixed plate 31, scattered sound hole 32 adopts the structure of round platform type, and the diameter of scattered sound hole 32 and the adjacent one side of abatvoix 23 is less than the diameter of scattered sound hole 32 and the adjacent one side of first sound cotton 4 of inhaling, and scattered sound hole 32 can disperse sound for sound reduces once more, improves the first absorption effect of inhaling sound cotton 4.

The through hole 12, the fixing frame 13, the sound inlet hole 22 and the sound scattering hole 32 are located on the same central line in the vertical direction of the corresponding positions, and the plurality of refraction balls are fixedly welded on the inner wall of the sound scattering hole 32, so that sound can be continuously refracted in the sound scattering hole 32 by the refraction balls, the sound is reduced, and the sound insulation effect is improved.

The working principle is as follows: the first sound-absorbing cotton 4 and the second sound-absorbing cotton 5 are made of insulating foam, when in use, the clamping rod 17 is pulled by the pushing plate 16 to move towards the direction close to each other, the spring 18 is extruded, then the fixing frame 13 at the corresponding position is inserted into the sound inlet hole 22 by using the mounting plate 11, meanwhile, the clamping rod 17 is also inserted into the clamping groove 21, then the pushing plate 16 is loosened, under the restoring elastic action of the spring 18, the spring 18 pushes the clamping rod 17 to move towards the direction away from each other, so that the clamping rod 17 and the clamping groove 21 are limited and fixed, the mounting plate 11 and the sound-absorbing plate 23 can be quickly disassembled and replaced, the mounting plate 11 can be conveniently replaced, the problems that the dust of the filter screen 14 is too much and the sound-insulating effect is influenced due to the failure of the drying layer 15 are avoided, sound enters the fixing, can intercept dust and impurity in the air through filter screen 14, then through dry layer 15, and dry layer 15 can carry out the drying with the moisture in the air, avoid dust and water to get into from advancing sound hole 22, cause the first sound cotton 4 and the second of inhaling to inhale the damage of sound cotton 4, can improve the life of this acoustic celotex board, then get into in advancing sound hole 22 from fixed frame 13, through advancing the inside that sound hole 22 got into scattered sound hole 32, scattered sound hole 32 can be with sound dispersion, make sound reduce once more, improve the first absorption effect who inhales sound cotton 4, then inhale sound cotton 5 and absorb sound through first sound cotton 4 and the second of inhaling.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a shield door insulating foam's acoustic celotex board of usefulness which characterized in that includes:

the dust removal mechanism (1), the dust removal mechanism (1) comprises a mounting plate (11), a through hole (12), a fixing frame (13), a filter screen (14), a drying layer (15), a clamping rod (17), a spring (18) and a mounting groove (19), a plurality of through holes (12) are formed in the mounting plate (11), a fixing frame (13) is fixedly welded on the surface of the bottom of the mounting plate (11) and at one side of each through hole (12), a filter screen (14) is fixedly welded between the inner walls of the fixed frames (13), a drying layer (15) is fixedly arranged between the inner walls of the fixed frames (13) and at one side of the bottom of the filter screen (14), mounting grooves (19) are respectively formed in the two ends of the mounting plate (11), clamping rods (17) are fixedly inserted in the mounting grooves (19), a spring (18) is fixedly welded between one side adjacent to the clamping rod (17) and the mounting groove (19);

the sound absorption mechanism (2) comprises a clamping groove (21), a sound inlet hole (22) and a sound absorption plate (23), the clamping groove (21) matched with the clamping rod (17) is formed in the edge of the two sides of the top surface of the sound absorption plate (23), and the sound inlet hole (22) matched with the fixing frame (13) is formed in the sound absorption plate (23);

the first sound-absorbing cotton (4), the first sound-absorbing cotton (4) is bonded and connected to the bottom surface of the sound-absorbing plate (23);

the second inhales sound cotton (5), sound cotton (5) bonding connection is inhaled in the bottom surface of first sound cotton (4) to the second.

2. The shield door insulation foam sound insulation board according to claim 1, characterized in that: the drying layer (15) comprises a drying frame (151), a drying agent (152) and vent holes (153), the outer wall of the drying frame (151) is fixedly welded with the inner wall of the fixing frame (13), a plurality of vent holes (153) are formed in the top and the bottom of the drying frame (151), and the drying agent (152) is filled in the drying frame (151).

3. The shield door insulation foam sound insulation board according to claim 1, characterized in that: the clamping rod (17) adopts an L-shaped mechanism, a pushing plate (16) is fixedly welded on one side, away from the sound absorption plate (23), of the clamping rod (17), and the pushing plate (16) is connected with the surface of the mounting plate (11) in a sliding mode.

4. The shield door insulation foam sound insulation board according to claim 1, characterized in that: the fixing frame (13) is of a cylindrical structure with two open ends and an accommodating cavity, the diameter of the fixing frame (13) is smaller than that of the sound inlet hole (22), and the circumferential surface of the outer wall of the fixing frame (13) is movably inserted with the sound inlet hole (22).

5. The shield door insulation foam sound insulation board according to claim 1, characterized in that: fixed mounting has scattered sound mechanism (3) between first sound cotton (4) of inhaling and abatvoix (23), scattered sound mechanism (3) are including fixed plate (31) and scattered sound hole (32), the bottom surface bonding of the top of fixed plate (31) and abatvoix (23) is connected, the bottom surface of fixed plate (31) is connected with the top surface bonding of first sound cotton (4) of inhaling, sound hole (32) have been seted up to the inside of fixed plate (31), sound hole (32) are scattered and the structure of round platform type is adopted.

6. The shield door insulation foam sound insulation board according to claim 5, wherein: the through hole (12), the fixing frame (13), the sound inlet hole (22) and the sound scattering hole (32) are located on the same central line in the vertical direction of the corresponding positions, and a plurality of refraction balls are fixedly welded on the inner wall of the sound scattering hole (32).