Insertion piece type silencer

Abstract

The utility model discloses an inserting piece type silencer which comprises protective covers, inserting sleeves, a silencer shell and silencing pieces, the protective covers are arranged on the two sides of the silencer shell, the inserting sleeves are arranged in the silencer shell, and the silencing pieces are inserted into the inserting sleeves in an embedded mode. The guide plates are arranged at the two ends of the inner side of the silencer shell, the guide grooves are formed in the two sides of the guide plates, the guide chucks are arranged at the two ends of the plug bush, the guide chucks can be connected with the guide plates in a guiding mode so that the guide chucks can control the plug bush to move, the silencing pieces are inserted into the plug bush, and therefore the positions of the silencing pieces can be adjusted, and the silencing effect is good. The distance between the silencing pieces can be adjusted, the silencing capacity can be changed, lifting lugs and clamping feet are arranged at the upper end and the lower end of the protective cover respectively, the protective cover can be hoisted and fixed through the lifting lugs and can be clamped through the clamping feet, and mounting holes are formed in the end face of the protective cover.

Description

TECHNICAL FIELD

[0001] The utility model relates to the related field of muffler, concretely is a kind of insert sheet type muffler. BACKGROUND

[0002] Muffler is a device that prevents sound propagation while allowing airflow, installed in the airflow passage of air power equipment (such as air blower, air compressor) or inlet, exhaust system;

[0003] For example, the authorized patent (washed insert sheet type muffler) with publication number CN209067560U: the muffler includes a muffler shell and a plurality of muffler inserts, the muffler inserts are installed in the muffler shell, the muffler inserts include an insert sheet frame and a sound-absorbing material layer filled in the insert sheet frame, both sides of the sound-absorbing material layer are provided with detachable sound-absorbing material protective layers.

[0004] The above-mentioned prior art muffler is not flexible enough to adjust the position of the insert sheet and the spacing between multiple insert sheets according to the muffling requirement, and the installation and fixing method of the muffler is single, which cannot be replaced according to different installation requirements, and is not versatile enough. INVENTION CONTENTS

[0005] The utility model aims at providing a kind of insert sheet type muffler, to solve the problem that the muffler is not flexible enough as raised in the above background art, cannot adjust the position of the insert sheet and the spacing between multiple insert sheets according to the muffling requirement, and the installation and fixing method of the muffler is single, which cannot be replaced according to different installation requirements, and is not versatile enough.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: an insert sheet type muffler, comprising a protective cover, a sleeve, a muffler shell and a muffler sheet, both sides of the muffler shell are provided with protective covers, the inside of the muffler shell is provided with a plurality of movable and adjustable sleeves, the inside of the sleeve is inserted with a muffler sheet by inlaying.

[0007] In further embodiments, the protective cover includes an ear, a mounting hole and a clamping leg.

[0008] The ear is provided at the top of the protective cover, the mounting hole is provided at the end face of the protective cover, and the clamping leg is provided at both ends of the bottom of the protective cover.

[0009] In further embodiments, the four ears are provided at both ends of the top of the two protective covers, and the top of the clamping leg is connected to the bottom of the protective cover through a supporting head.

[0010] In further embodiments, both sides of the bottom of the muffler shell are provided with guide plates, and both sides of the guide plate are provided with guide grooves.

[0011] In further embodiments, the two ends of the plug sleeve are provided with guide clamps, the inner side of the guide clamps is provided with a convex groove, and the convex groove is slidably embedded with the guide groove.

[0012] In further embodiments, the end of the sound-absorbing sheet is provided with a baffle, and the middle of one side of the baffle is provided with a handle.

[0013] Compared with the prior art, the utility model has the beneficial effects that:

[0014] 1. The utility model discloses a sound absorber shell, both ends of the inner side of the sound absorber shell are provided with guide plates, both sides of the guide plates are provided with guide grooves, both ends of the plug sleeve are provided with guide clamps, the guide clamps can be connected with the guide plates in a guided mode, the movement of the plug sleeve can be controlled, the sound-absorbing sheet is inserted into the plug sleeve, the position of the sound-absorbing sheet can be adjusted, the distance between multiple sound-absorbing sheets can be adjusted, and the sound-absorbing capacity can be changed.

[0015] 2. The utility model discloses a protective cover, lug and clamping leg are arranged at the upper end and the lower end of the protective cover respectively, the protective cover can be hoisted and fixed through the lug, the protective cover can be clamped through the clamping leg, mounting holes are arranged at the end face of the protective cover, and the end of the protective cover is conveniently assembled through the mounting holes. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a structure schematic view of the plug sheet type sound absorber of the utility model;

[0017] Figure 2 It is a side view of the sound-absorbing sheet of the utility model;

[0018] Figure 3 It is a side view of the sound absorber shell of the utility model;

[0019] Figure 4 It is a front view of the protective cover of the utility model;

[0020] Figure 5 It is a structure schematic view of A part of the utility model.

[0021] In the drawing: 1, protective cover; 2, plug sleeve; 3, sound absorber shell; 4, guide plate; 5, guide clamp; 6, convex groove; 7, sound-absorbing sheet; 8, handle; 9, mounting hole; 10, lug; 11, clamping leg; 12, support head; 13, guide groove. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0023] Please refer to Figures 1-5The utility model provides an embodiment: a kind of insert sheet muffler, including protective cover 1, bushing 2, muffler shell 3 and sound attenuation sheet 7, the both sides of muffler shell 3 are equipped with protective cover 1, the inside of muffler shell 3 is equipped with multiple movable adjusting bushing 2, bushing 2 is inserted with sound attenuation sheet 7 by inlaying mode;With the both sides of muffler shell 3 is protected by protective cover 1, sound attenuation sheet 7 is installed by bushing 2, sound attenuation sheet 7 is used to control sound attenuation and noise reduction, the end of sound attenuation sheet 7 is equipped with baffle, the middle of one side of baffle is equipped with handle 8, handle 8 is pulled out and inserted solid control to sound attenuation sheet 7 is facilitated.

[0024] Protective cover 1 includes lifting lug 10, mounting hole 9 and clamping leg 11;Lifting lug 10 is equipped at the top of protective cover 1, mounting hole 9 is equipped at the end face of protective cover 1, clamping leg 11 is equipped at the bottom of protective cover 1 both ends, equipment can be hoisted and fixed by lifting lug 10, the end face of protective cover 1 can be bolted and connected by mounting hole 9, protective cover 1 can be clamped by clamping leg 11;Four lifting lugs 10 are equipped, and the four lifting lugs 10 are respectively equipped at the top of the both ends of two protective covers 1, the top of clamping leg 11 is connected with the bottom of protective cover 1 by support head 12, the installation of clamping leg 11 is facilitated by support head 12.

[0025] The bottom of muffler shell 3 both sides is equipped with guide plate 4, the both sides of guide plate 4 are equipped with guide groove 13, guide plate 4 and the guide groove 13 in its inner side are used to be slidably embedded with guide clamping head 5 and the convex groove 6 in its inner side, so that the horizontal position of bushing 2 is conveniently adjusted, so that the position of sound attenuation sheet 7 can be adjusted, and the spacing between multiple sound attenuation sheets 7 is changed.

[0026] The both ends of bushing 2 are equipped with guide clamping head 5, the inner side of guide clamping head 5 is equipped with convex groove 6, and the convex groove 6 is slidably embedded with guide groove 13.

[0027] Working principle: when using, protective cover 1 can be hoisted and fixed by lifting lug 10, end bolted can be carried out by mounting hole 9, the bottom can be clamped by clamping leg 11, the both ends of bushing 2 are slidably embedded with guide clamping head 5 and guide plate 4, the convex groove 6 is slidably guided with guide groove 13, the position of bushing 2 is manually adjusted, sound attenuation sheet 7 is connected with bushing 2 by inserting solid, when bushing 2 moves, the position of sound attenuation sheet 7 can be adjusted, sound attenuation and noise reduction are carried out by sound attenuation sheet 7.

[0028] It is apparent for a person skilled in the art that the present application is not restricted to the details of the above exemplary embodiments, but that it can be implemented in other concrete forms without departing from the spirit or the essential characteristics of the present application. Therefore, the embodiments should be considered as exemplary only, and not limiting, the scope of the present application being defined by the appended claims rather than the above description, and all changes coming within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the claims concerned.

Claims

1. A plug-in muffler comprising a protective cover (1), a bushing (2), a muffler housing (3) and a muffling sheet (7), characterized in that: The muffler shell (3) is provided with protective covers (1) on both sides, and the inside of the muffler shell (3) is provided with a plurality of movable adjusting bushings (2), the inside of the bushing (2) is inserted with a muffling sheet (7) by inlaying.

2. An insert type muffler according to claim 1, characterized in that: The protective cover (1) comprises lifting lugs (10), mounting holes (9) and clamping feet (11); The lifting lugs (10) are arranged at the top of the protective cover (1), the mounting holes (9) are arranged at the end face of the protective cover (1), and the clamping feet (11) are arranged at both ends of the bottom of the protective cover (1).

3. An insert type muffler according to claim 2, wherein: The four lifting lugs (10) are arranged at both ends of the top of the two protective covers (1), and the top of the clamping feet (11) is connected with the bottom of the protective cover (1) through the supporting head (12).

4. A plug-in silencer according to claim 1, characterized in that: The bottom of the muffler shell (3) is provided with guide plates (4) on both sides, and the guide plates (4) are provided with guide grooves (13) on both sides.

5. A plug-in silencer according to claim 1, characterized in that: The bushing (2) is provided with a guide clamping head (5) at both ends, the inner side of the guide clamping head (5) is provided with a convex groove (6), and the convex groove (6) and the guide groove (13) are connected in sliding inlaying mode.

6. A plug-in silencer according to claim 1, characterized in that: The end of the muffling sheet (7) is provided with a baffle, and the baffle is provided with a handle (8) on one side.

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