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CN-224217242-U - Silencing assembly and silencer

CN224217242UCN 224217242 UCN224217242 UCN 224217242UCN-224217242-U

Abstract

The application provides a silencing assembly and a silencer. The silencing assembly comprises an outer frame, a silencing liner, two elastic pieces and at least two connecting pieces. The silencing liner is accommodated in the outer frame. The two elastic pieces are oppositely arranged on two side walls of the silencing liner, the silencing liner is clamped between the two opposite inner walls of the outer frame through the two elastic pieces, the two connecting pieces are oppositely arranged on two end walls of the silencing liner, each connecting piece is rotatably connected with the silencing liner, and the rotating shaft of each connecting piece is identical to the length direction of the silencing liner. The connecting piece is configured to be at least partially protruded out of the side wall of the silencing liner and hooked on the outer frame, and is trapped in the side wall of the silencing liner when rotating relative to the end wall of the silencing liner. The silencing assembly is high in installation efficiency.

Inventors

  • FENG XUEZHEN

Assignees

  • 盈普声学（惠州）有限公司

Dates

Publication Date
20260508
Application Date
20250513

Claims (10)

  1. 1. The silencing assembly comprises an outer frame and a silencing liner, wherein the silencing liner is accommodated in the outer frame, and is characterized by further comprising two elastic pieces and at least two connecting pieces, wherein the two elastic pieces are oppositely arranged on two side walls of the silencing liner, the silencing liner is clamped between the two opposite inner walls of the outer frame through the two elastic pieces, the two connecting pieces are oppositely arranged on two end walls of the silencing liner, each connecting piece is rotatably connected with the silencing liner, and the rotating shaft of each connecting piece is identical to the length direction of the silencing liner; The connecting piece is configured to at least partially protrude from the side wall of the silencing liner and is hooked on the outer frame, and is trapped in the side wall of the silencing liner when rotating relative to the end wall of the silencing liner.
  2. 2. The muffler assembly as defined in claim 1, wherein each of the connection members includes a rotation portion and a hooking portion, the hooking portion being located at an outer periphery of the rotation portion and connected to the rotation portion, the rotation portion being rotatably connected to an end wall of the muffler liner, and a rotation axis of the rotation portion being identical to a length direction of the muffler liner; The hooking part is configured to protrude at least partially from the side wall of the silencing liner, is hooked on the outer frame, and is trapped in the side wall of the silencing liner when rotating relative to the end wall of the silencing liner.
  3. 3. The muffler assembly as defined in claim 2, wherein a clearance area is provided on the outer frame, a hooking rod is provided on the clearance area, and the hooking rod is connected with the outer frame; The hooking part is arranged through the avoidance area and the outer frame avoidance position, and when the hooking part is partially protruded out of the side wall of the silencing liner, the hooking part is positioned at the avoidance area and is abutted with one side of the hooking rod away from the silencing liner.
  4. 4. The muffler assembly as defined in claim 2, wherein the rotating portion and the hooking portion are of an integrally formed structure.
  5. 5. The muffler assembly as defined in claim 2, wherein the rotational portion is rotatably coupled to the end wall of the muffler bladder by a rotational shaft.
  6. 6. The muffler assembly as defined in claim 1, wherein the elastic member is a vulcanized rubber elastic member, an ethylene propylene diene rubber elastic member, a fluororubber elastic member, or a silicone rubber elastic member.
  7. 7. The muffler assembly as defined in claim 1, wherein the muffler liner is provided with a micro-porous muffler plate, the micro-porous muffler plate is connected to a side wall of the muffler liner to form a muffler cavity, and the micro-porous muffler plate and each elastic member are respectively located on two different side walls of the muffler liner.
  8. 8. The muffler assembly of claim 1, wherein the muffler chamber is filled with a muffler filler.
  9. 9. The muffler assembly of claim 7, wherein the muffler body is a fiberglass muffler filler or a rock wool muffler filler.
  10. 10. A muffler comprising the muffler assembly of any one of claims 1 to 9.

Description

Silencing assembly and silencer Technical Field The utility model relates to the technical field of noise reduction, in particular to a noise reduction assembly and a muffler. Background In living places, because of needing to dispose equipment such as a cooling unit, air conditioning equipment, a smoke exhaust ventilator and the like, the noise in the disposed area is large, and the noise has a great influence on users in the disposed area, therefore, the disposed area is more and is provided with a muffler which comprises a shell and a muffler liner, and the muffler liner is more connected in the shell through a flange, for example, the patent application of the utility model with the application number of CN 202022516219.0 is that the muffler liner is mounted in the shell through the flange, but more nuts are required to be used for screwing during mounting, so that the mounting efficiency is lower. Disclosure of utility model The utility model aims to overcome the defects in the prior art and provide the silencing assembly and the silencer which are high in installation efficiency and easy to install. The aim of the utility model is realized by the following technical scheme: The silencing assembly comprises an outer frame, a silencing liner accommodated in the outer frame, two elastic pieces and at least two connecting pieces, wherein the two elastic pieces are oppositely arranged on two side walls of the silencing liner, the silencing liner is clamped between the two opposite inner walls of the outer frame through two elastic pieces, the two connecting pieces are oppositely arranged on the two end walls of the silencing liner, each connecting piece is rotatably connected with the silencing liner, and the rotating shaft of each connecting piece is identical to the length direction of the silencing liner; The connecting piece is configured to at least partially protrude from the side wall of the silencing liner and is hooked on the outer frame, and is trapped in the side wall of the silencing liner when rotating relative to the end wall of the silencing liner. In one embodiment, each connecting piece comprises a rotating part and a hooking part, the hooking part is positioned at the periphery of the rotating part and is connected with the rotating part, the rotating part is rotatably connected to the end wall of the silencing liner, and the rotating shaft of the rotating part is the same as the length direction of the silencing liner; The hooking part is configured to protrude at least partially from the side wall of the silencing liner, is hooked on the outer frame, and is trapped in the side wall of the silencing liner when rotating relative to the end wall of the silencing liner. In one embodiment, a avoidance area is arranged on the outer frame, a hooking rod is arranged on the avoidance area, and the hooking rod is connected with the outer frame; The hooking part is arranged through the avoidance area and the outer frame avoidance position, and when the hooking part is partially protruded out of the side wall of the silencing liner, the hooking part is positioned at the avoidance area and is abutted with one side of the hooking rod away from the silencing liner. In one embodiment, the rotating portion and the hooking portion are integrally formed. In one embodiment, the rotating part is rotatably connected to the end wall of the silencing liner through a rotating shaft. In one embodiment, the elastic member is a vulcanized rubber elastic member, an ethylene propylene diene rubber elastic member, a fluororubber elastic member or a silicone rubber elastic member. In one embodiment, the silencing liner is provided with a micro-hole silencing plate, the micro-hole silencing plate is connected to the side wall of the silencing liner to form a silencing cavity, and the micro-hole silencing plate and each elastic piece are respectively located on two different side walls of the silencing liner. In one embodiment, the silencing cavity is filled with a silencing filler. In one embodiment, the silencing body is a glass fiber silencing filler or a rock wool silencing filler. A muffler comprising a muffler assembly as described in any one of the embodiments above. Compared with the prior art, the utility model has at least the following advantages: According to the silencing assembly, the two elastic pieces are oppositely arranged on the two side walls of the silencing liner, the silencing liner is clamped between the two opposite inner walls of the outer frame through the two elastic pieces, limiting fixation in the vertical direction of the silencing liner is achieved, the two connecting pieces are oppositely arranged on the two end walls of the silencing liner in a matched mode, the connecting pieces are rotatably connected with the silencing liner, are configured to be at least partially protruded out of the side walls of the silencing liner and hooked on the outer frame, and are trapped in the side walls