CN217719020U

CN217719020U - Silencer for noise pollution control

Info

Publication number: CN217719020U
Application number: CN202220866239.7U
Authority: CN
Inventors: 毛前林; 毛彪
Original assignee: Yunnan Senlong Power Engineering Co ltd
Current assignee: Yunnan Senlong Power Engineering Co ltd
Priority date: 2022-04-15
Filing date: 2022-04-15
Publication date: 2022-11-01
Anticipated expiration: 2032-04-15

Abstract

The utility model discloses a silencer for noise pollution control, including the hush pipe body, the left end of hush pipe body is equipped with the mount pad, the inner wall of hush pipe body has laid around and has inhaled the sound cotton, inhale the sound pipe of fixed mounting around the inside wall of inhaling the sound cotton, it inhales the sound hole to have seted up a plurality of groups on inhaling the sound pipe, the inside riveting of protecting crust has the micro motor, the bottom welding of pivot has first bevel gear, first bevel gear meshes with the second bevel gear, the middle part welding of second bevel gear has the screw rod, the lateral wall screw thread of screw rod has cup jointed the removal seat, the slide bar has been cup jointed in the below of removal seat and the position slip that corresponds to the screw rod; the left side wall of removing the seat has the annular tube through mounting fixed mounting, and the lateral wall one end fixedly connected with dust absorption pipe of annular tube, the other end of dust absorption pipe extend to the top of hush pipe body and with connecting valve fixed connection, connecting valve fixed mounting is on the top of hush pipe body, the utility model discloses be convenient for clear up, improve noise elimination performance.

Description

Silencer for noise pollution control

Technical Field

The utility model relates to an environmental protection equipment technical field, in particular to silencer that noise pollution administers.

Background

The silencer is used for the airflow pipeline with noise transmission, and can use the pipeline and elbow with sound absorption lining or the noise reduction device such as the pipeline with suddenly changed cross section and other discontinuous acoustic impedance, etc. to attenuate or reflect the noise in the pipeline. The former is called resistive muffler and the latter is called reactive muffler, and there is also damping of the impedance composite. A muffler for noise pollution abatement is an auxiliary device for noise pollution abatement, which is widely used in the field of environmental protection equipment; the existing silencer for noise pollution control comprises a silencing pipe, a plurality of groups of partition plates and a plurality of groups of communicating pipes, wherein the plurality of groups of partition plates are fixedly arranged in the silencing pipe and divide the inside of the silencing pipe into a plurality of small chambers; when the silencer for noise pollution control is used, the silencing pipe is firstly arranged on an object to be silenced, gas enters the first group of communicating pipes through the left end of the silencing pipe, then sequentially passes through the communicating pipes, and is discharged from the last group of communicating pipes; mufflers are generally manufactured using aluminum-plated steel sheets or stainless steel sheets. Typically, the muffler is comprised of a resonant chamber, an expansion chamber and a set of perforated tubes.

In the use on the silencer, contain dust impurity in the gas, long-term operation can lead to the sound absorption cotton to harden because of the dust gets into sound absorbing material, and noise elimination performance reduces step by step, and current silencer is inconvenient regularly maintained, has brought the inconvenience for the staff.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a silencer that noise pollution administers can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a silencer for noise pollution control comprises a silencing pipe body, wherein a mounting seat is arranged at the left end of the silencing pipe body, sound absorbing cotton is paved on the periphery of the inner wall of the silencing pipe body, a sound absorbing pipe is fixedly installed on the periphery of the inner side wall of the sound absorbing cotton, a plurality of groups of sound absorbing holes are formed in the sound absorbing pipe, a protective shell is riveted to the right side of the top end of the silencing pipe body, a micro motor is riveted inside the protective shell, a speed reducer is fixedly connected to the output end of the micro motor, a rotating shaft is fixedly installed at the output end of the speed reducer, a first bevel gear is welded at the bottom end of the rotating shaft and meshed with a second bevel gear, a screw rod is welded in the middle of the second bevel gear, a moving seat is sleeved on the side wall threads of the screw rod, and a sliding rod is sleeved on the position, corresponding to the screw rod, below the moving seat;

the utility model discloses a silencer, including annular pipe, connecting valve, silencer body, connecting valve, fixing piece, annular pipe, dust absorption mouth, the left side wall of removal seat has the annular pipe through fixing piece fixed mounting, install the dust absorption mouth around the annular pipe, the lateral wall one end fixedly connected with dust absorption pipe of annular pipe, the other end of dust absorption pipe extend to the top of silencer body and with connecting valve fixed connection, connecting valve fixed mounting is on the top of silencer body.

Preferably, the left end and the right end of the screw rod are respectively rotatably connected with the left side wall and the right side wall of the silencing pipe body, and bearings are fixedly mounted at the connection positions of the screw rod and the silencing pipe body.

Preferably, the periphery of the outer side wall of the movable seat is fixedly provided with a cleaning brush, and the other end of the cleaning brush is abutted to the inner side wall of the sound absorption pipe.

Preferably, the left end and the right end of the sliding rod are respectively and fixedly connected with the left side wall and the right side wall of the silencing pipe body.

Preferably, the dust suction nozzle is provided with a plurality of groups, and the dust suction end of the dust suction nozzle is fixedly provided with a matched air expansion hopper; the dust suction end of the dust suction nozzle is matched with the cleaning brush.

Preferably, the middle part of the movable seat is provided with a channel matched with the annular pipe.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model relates to a silencer of noise pollution improvement, during the use, carry out solid installation with this device through the mount pad, sound enters into the inside of amortization pipe body, it absorbs cotton and other sound absorption subassemblies to be inhaled by inhaling the sound hole, use after a period, with the suction end and the connecting valve fixed connection of external draught fan, it rotates to start the drive pivot through micro motor, make first bevel gear rotate and drive meshing second bevel gear rotation, and then drive the screw rod and rotate, finally drive and remove the seat along screw rod reciprocating motion left or right, under the limiting displacement of slide bar, remove the seat and can remain balanced stable all the time and control, and then drive the inner wall reciprocating motion about the clean brush laminating sound absorption pipe, thereby will inhale the dust that depends on the sound pipe inner wall and brush and fall, start external draught fan simultaneously, the dust that the clean brush brushed is absorbed by the dust absorption mouth, reach the dust absorption pipe through the ring pipe, and finally inhale away through the connecting valve and handle by external draught fan, thereby avoid dust impurity to be absorbed by cotton and other materials, avoid the cotton hardening, the clearance of inhaling, improve the sound absorption performance.

Drawings

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

FIG. 2 is a sectional view of the internal structure of the present invention;

FIG. 3 is a schematic view of part A of the present invention;

FIG. 4 is a side view of the movable stand of the present invention connected to the ring pipe in a vertical manner.

In the figure: 1. a muffler pipe body; 101. a mounting base; 102. sound-absorbing cotton; 103. a sound absorbing pipe; 104. a sound absorption hole; 2. a protective shell; 201. a micro motor; 202. a rotating shaft; 203. a first bevel gear; 204. a second bevel gear; 205. a screw; 206. a movable seat; 207. cleaning the brush; 208. a slide bar; 3. an annular tube; 301. a dust suction nozzle; 302. a fixing member; 303. a dust collection pipe; 304. and connecting a valve.

Detailed Description

In order to make the utility model realize, the technical means, the creation characteristics, the achievement purpose and the efficacy are easy to understand and understand, the utility model is further explained by combining the specific implementation mode.

As shown in fig. 1-4, a muffler for noise pollution abatement includes a muffler pipe body 1, a mounting seat 101 is disposed at the left end of the muffler pipe body 1, sound absorbing cotton 102 is laid around the inner wall of the muffler pipe body 1, a sound absorbing pipe 103 is fixedly mounted around the inner side wall of the sound absorbing cotton 102, a plurality of groups of sound absorbing holes 104 are formed in the sound absorbing pipe 103, a protective shell 2 is riveted to the right side of the top end of the muffler pipe body 1, a micro motor 201 is riveted inside the protective shell 2, a reducer is fixedly connected to the output end of the micro motor 201, a rotating shaft 202 is fixedly mounted at the output end of the reducer, a first bevel gear 203 is welded at the bottom end of the rotating shaft 202, the first bevel gear 203 is meshed with a second bevel gear 204, a screw 205 is welded at the middle part of the second bevel gear 204, a movable seat 206 is sleeved on the side wall thread of the screw 205, and a sliding rod 208 is sleeved below the movable seat 206 and in a position corresponding to the screw 205;

the left side wall of the movable seat 206 is fixedly provided with an annular pipe 3 through a fixing piece 302, dust suction nozzles 301 are arranged around the annular pipe 3, one end of the side wall of the annular pipe 3 is fixedly connected with a dust suction pipe 303, the other end of the dust suction pipe 303 extends to the top end of the silencing pipe body 1 and is fixedly connected with a connecting valve 304, and the connecting valve 304 is fixedly arranged at the top end of the silencing pipe body 1.

Referring to fig. 2 and 3, the left and right ends of the screw 205 are respectively rotatably connected to the left and right sidewalls of the muffler pipe body 1, and bearings are fixedly mounted at the joints between the screw 205 and the muffler pipe body 1, so as to drive the screw 205 to rotate when the micro motor 201 rotates.

Referring to fig. 1, 2 and 4, the cleaning brush 207 is fixedly installed around the outer side wall of the movable seat 206, and the other end of the cleaning brush 207 abuts against the inner side wall of the sound absorbing pipe 103, so that when the screw 205 rotates, the movable seat 206 is driven to move left or right, and the cleaning brush 207 is driven to move left and right in contact with the inner wall of the sound absorbing pipe 103, so that dust on the sound absorbing pipe 103 can be brushed off, and noise can be prevented from being interfered.

Referring to fig. 2, the left and right ends of the sliding rod 208 are respectively fixedly connected to the left and right sidewalls of the muffler pipe body 1, so as to maintain the balanced and stable movement of the movable base 206.

Referring to fig. 2 and 4, the dust suction nozzle 301 is provided with a plurality of groups, and the dust suction end of the dust suction nozzle 301 is fixedly provided with a matched air expansion hopper; the dust suction end of the dust suction nozzle 301 is matched with the cleaning hairbrush 207, so that dust brushed off by the cleaning hairbrush 207 can be absorbed conveniently.

Referring to fig. 3 and 4, a channel matched with the ring pipe 3 is formed in the middle of the movable base 206 to avoid noise reduction.

It should be noted that, the utility model relates to a silencer for noise pollution abatement, when in use, the device is fixedly installed through the installation seat 101, sound enters into the interior of the silencing pipe body 1, is absorbed by the sound absorption cotton 102 and other sound absorption components through the sound absorption hole 104, after a period of use, the suction end of the external draught fan is fixedly connected with the connecting valve 304, the rotation shaft 202 is driven to rotate by the starting of the micro motor 201, the first bevel gear 203 rotates to drive the second bevel gear 204 which is engaged with the rotation, and further the screw 205 rotates, and finally the moving seat 206 is driven to reciprocate leftwards or rightwards along the screw 205, under the limiting displacement of slide bar 208, remove the removal that seat 206 can remain balanced stable throughout and control, and then drive the inner wall reciprocating motion about the clean brush 207 laminating suction pipe 103, thereby brush the dust of depending on the suction pipe 103 inner wall, start external draught fan simultaneously, the dust that clean brush 207 brushed down is absorbed by dust absorption nozzle 301, reach dust absorption pipe 303 through the looped pipe 3, and finally inhale away through connecting valve 304 by external draught fan and handle, thereby avoid dust impurity to be inhaled cotton 102 and other sound absorbing material and absorb, it hardens to avoid inhaling cotton 102, the clearance of being convenient for, the noise elimination performance is improved.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a silencer of noise pollution abatement, includes hush pipe body (1), the left end of hush pipe body (1) is equipped with mount pad (101), its characterized in that: the noise reduction pipe is characterized in that sound absorption cotton (102) is paved on the periphery of the inner wall of the noise reduction pipe body (1), a sound absorption pipe (103) is fixedly installed on the periphery of the inner side wall of the sound absorption cotton (102), a plurality of groups of sound absorption holes (104) are formed in the sound absorption pipe (103), a protective shell (2) is riveted to the right side of the top end of the noise reduction pipe body (1), a micro motor (201) is riveted inside the protective shell (2), a speed reducer is fixedly connected to the output end of the micro motor (201), a rotating shaft (202) is fixedly installed at the output end of the speed reducer, a first bevel gear (203) is welded at the bottom end of the rotating shaft (202), the first bevel gear (203) is meshed with a second bevel gear (204), a screw rod (205) is welded in the middle of the second bevel gear (204), a movable seat (206) is sleeved on the side wall thread of the screw rod (205), and a sliding rod (208) is sleeved on the lower portion of the movable seat (206) and corresponds to the screw rod (205);

the left side wall of removal seat (206) passes through mounting (302) fixed mounting has annular pipe (3), install dust absorption mouth (301) around annular pipe (3), the lateral wall one end fixedly connected with dust absorption pipe (303) of annular pipe (3), the other end of dust absorption pipe (303) extend to the top of hush pipe body (1) and with connecting valve (304) fixed connection, connecting valve (304) fixed mounting is on the top of hush pipe body (1).

2. The muffler for noise pollution abatement according to claim 1, wherein: the left end and the right end of the screw rod (205) are respectively connected with the left side wall and the right side wall of the silencing pipe body (1) in a rotating mode, and bearings are fixedly installed at the connecting positions of the screw rod (205) and the silencing pipe body (1).

3. The muffler for noise pollution abatement according to claim 1, wherein: the outer side wall of the movable seat (206) is fixedly provided with a cleaning brush (207) all around, and the other end of the cleaning brush (207) is abutted against the inner side wall of the sound absorption pipe (103).

4. The muffler for noise pollution abatement according to claim 1, wherein: the left end and the right end of the sliding rod (208) are respectively and fixedly connected with the left side wall and the right side wall of the silencing pipe body (1).

5. A muffler for noise pollution abatement according to claim 3, wherein: the dust collection nozzle (301) is provided with a plurality of groups, and the dust collection end of the dust collection nozzle (301) is fixedly provided with a matched air expansion hopper; the dust suction end of the dust suction nozzle (301) is matched with the cleaning hairbrush (207).

6. The muffler for noise pollution abatement according to claim 1, wherein: the middle part of the movable seat (206) is provided with a channel matched with the annular pipe (3).