CN211828097U

CN211828097U - Novel amortization tubular structure

Info

Publication number: CN211828097U
Application number: CN201921779924.0U
Authority: CN
Inventors: 陈怀军; 赵文霞
Original assignee: Ningxia Normal University
Current assignee: Ningxia Normal University
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2020-10-30
Anticipated expiration: 2029-10-22

Abstract

The utility model discloses a novel silencing tubular structure in the technical field of silencing equipment, which comprises a pipeline and a silencing device, wherein the inner side wall of the pipeline is provided with a chute, the silencing device is arranged in the pipeline and comprises a circular ring, connecting seats and a circular hole plate, the outer side wall of the circular ring is fixedly provided with a slide block corresponding to the chute through a bolt, the inner side wall of the circular ring is provided with a plurality of connecting seats through bolts, sound-absorbing cotton is arranged between two adjacent connecting seats, the sound-absorbing cotton is connected with the inner side wall of the circular ring through a bolt, and the circular hole plate is positioned in the inner cavity of the circular ring; this novel amortization tubular structure's setting, structural design is reasonable, has silencing device at the internally mounted of pipeline, and the cooperation of the round hole board among the silencing device and ring is used and can effectually be gone into the sound and carry out the amortization in the cavity that round hole board and ring are constituteed, can avoid leaking of sound wave to improve the efficiency of amortization.

Description

Novel amortization tubular structure

Technical Field

The utility model relates to an amortization equipment technical field specifically is a novel amortization tubular structure.

Background

For canceling sound passing through the muffler pipe. The existing silencing tubular structure has a serious problem that when sound passing through a pipeline is silenced, sound waves leak out, so that the silencing efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel amortization tubular structure to solve the amortization tubular structure that proposes in the above-mentioned background art when the sound amortization to the process pipeline, can make the sound wave take place to leak, thereby reduced the problem of the efficiency of amortization.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel amortization tubular structure, includes pipeline and silencing device, the inside wall of pipeline is opened there is the spout, silencing device install in the inside of pipeline, silencing device includes ring, connecting seat and orifice plate, the lateral wall of ring pass through the bolt fastening have with the corresponding slider in spout position, the inside wall of ring passes through the bolt mounting a plurality of the connecting seat, adjacent two install between the connecting seat and inhale the sound cotton, inhale the sound cotton pass through the bolt with the inside wall of ring is connected, the orifice plate is located in the inner chamber of ring, the orifice plate pass through the bolt with the connecting seat is connected, the inside wall of orifice plate pass through the bolt fastening have with the corresponding guide plate in connecting seat position, the inside of connecting seat is opened there is the through-hole.

Preferably, a plurality of trumpet barrels are inlaid in the connecting seat, and the trumpet barrels are installed in the through holes in the connecting seat.

Preferably, the number of the sliding blocks and the sliding grooves is eight, and the sliding blocks are connected with the sliding grooves in a matched mode.

Preferably, the guide plate is of a triangular structure, and sound-absorbing paint is smeared on both surfaces of the guide plate.

Compared with the prior art, the beneficial effects of the utility model are that: this novel amortization tubular structure's setting, structural design is reasonable, has silencing device at the internally mounted of pipeline, and the cooperation of the round hole board among the silencing device and ring is used and can effectually be gone into the sound and carry out the amortization in the cavity that round hole board and ring are constituteed, can avoid leaking of sound wave to improve the efficiency of amortization.

Drawings

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

fig. 2 is a schematic diagram of the circular hole plate structure of the present invention.

In the figure: the sound absorbing structure comprises a pipeline 100, a sliding groove 110, a silencer 200, a ring 210, sound absorbing cotton 211, a sliding block 212, a connecting seat 220, a round hole plate 230, a guide plate 231 and a horn 232.

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.

The utility model provides a novel amortization tubular structure for hold back the sound through the pipeline, and eliminate it, improve the elimination efficiency of sound wave, please refer to fig. 1-2, including pipeline 100 and silencing device 200.

Referring to fig. 1, the inner side wall of the duct 100 is provided with sliding

grooves

110, 110 for mounting 200, so as to improve the stability of the use of 200.

Referring to fig. 1-2 again, the silencer 200 is installed inside the pipeline 100, the silencer 200 includes a ring 210, connection seats 220 and a circular hole plate 230, a sliding block 212 corresponding to the position of the sliding groove 110 is fixed on the outer side wall of the ring 210 through a bolt, a plurality of connection seats 220 are installed on the inner side wall of the ring 210 through a bolt, a sound absorption cotton 211 is installed between two adjacent connection seats 220, the sound absorption cotton 211 is connected with the inner side wall of the ring 210 through a bolt, the circular hole plate 230 is located in the inner cavity of the ring 210, the circular hole plate 230 is connected with the connection seats 220 through a bolt, a guide plate 231 corresponding to the position of the connection seats 220 is fixed on the inner side wall of the circular hole plate 230 through a bolt, through holes are opened inside the connection seats 220, the ring 210, the sound absorption cotton 211, and the circular hole plate 230 are used for eliminating sound waves, the connection seats 220 are used for separating the ring, the baffle 231 serves to divert sound.

Referring to fig. 2 again, in order to prevent the sound from overflowing, a plurality of speaker tubes 232 are embedded in the connecting seat 220, the speaker tubes 232 are installed in through holes in the connecting seat 220, and the speaker tubes 232 are used for guiding the sound into a cavity between the circular ring 210 and the circular hole plate 230, so that the sound wave can be effectively prevented from overflowing.

Referring to fig. 1 again, in order to improve the stability of the installation of the silencer 200 and the pipeline 100, the number of the sliding blocks 212 and the sliding grooves 110 is eight, the sliding blocks 212 are connected with the sliding grooves 110 in a matching manner, and the sliding blocks 212 are connected with the sliding grooves 110 in a matching manner to prevent the silencer 200 from being separated from the pipeline 100.

Referring to fig. 1 again, in order to split the sound, the flow guiding plates 231 are triangular structures, two surfaces of the flow guiding plates 231 are coated with sound absorbing coatings, the number of the flow guiding plates 231 is eight, and the flow guiding plates 231 are used for concentrating the sound waves in the cavity between the circular ring 210 and the circular hole plate 230.

The sliding grooves 110, the sliding blocks 212, the connecting seats 220, and the flow guiding plates 231 are not limited to the specific number described in the embodiment, and those skilled in the art can increase or decrease the number of the sliding grooves 110, the sliding blocks 212, the connecting seats 220, and the flow guiding plates 231 as required on the premise that the device can complete the noise reduction function.

The working principle is as follows: the pipe 100 is sleeved outside the device to be silenced, the sound wave is contacted with the surface of the guide plate 231 to absorb a part of energy before the guide plate 231, the rest sound wave is guided to the cavity between the circular hole plate 230 and the circular ring 210 through the horn 232 inside the circular hole plate 230 under the action of the guide plate 231, and the sound wave is continuously refracted inside the sound absorption cotton 211 in the cavity to further eliminate the energy, so that the aim of silencing is fulfilled.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the description of such combinations is not exhaustive in the present specification only for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. A novel amortization tubular structure which characterized in that: including pipeline (100) and silencing device (200), open the inside wall of pipeline (100) has spout (110), silencing device (200) install in the inside of pipeline (100), silencing device (200) include ring (210), connecting seat (220) and round hole board (230), the lateral wall of ring (210) through the bolt fastening have with slider (212) that spout (110) position is corresponding, the inside wall of ring (210) passes through the bolt fastening and is a plurality of connecting seat (220), adjacent two install between connecting seat (220) and inhale sound cotton (211), inhale sound cotton (211) through the bolt with the inside wall of ring (210) is connected, round hole board (230) are located in the inner chamber of ring (210), round hole board (230) through the bolt with connecting seat (220) are connected, the inside wall of round hole board (230) through the bolt fastening have with the water conservancy diversion that connecting seat (220) position is corresponding is connected And a plate (231), wherein a through hole is formed in the connecting seat (220).

2. The new sound attenuating tubular structure as set forth in claim 1, wherein: a plurality of horn tubes (232) are inlaid in the connecting seat (220), and the horn tubes (232) are installed in the through holes in the connecting seat (220).

3. The new sound attenuating tubular structure as set forth in claim 1, wherein: the number of the sliding blocks (212) and the sliding grooves (110) is eight, and the sliding blocks (212) are connected with the sliding grooves (110) in a matched mode.

4. The new sound attenuating tubular structure as set forth in claim 1, wherein: the guide plate (231) is of a triangular structure, and sound-absorbing paint is smeared on two surfaces of the guide plate (231).