CN217234847U

CN217234847U - Air flow silencer

Info

Publication number: CN217234847U
Application number: CN202220159039.8U
Authority: CN
Inventors: 华庆柱; 管炳法; 管金菊; 姜爱霞
Original assignee: Changzhou Jinronghua Machinery Co ltd
Current assignee: Changzhou Jinronghua Machinery Co ltd
Priority date: 2022-01-20
Filing date: 2022-01-20
Publication date: 2022-08-19
Anticipated expiration: 2032-01-20

Abstract

The utility model belongs to the technical field of the amortization technique and specifically relates to an air current silencing device, including the blast pipe, the blast pipe outside is equipped with the amortization subassembly, the amortization subassembly includes the hush pipe, the quantity of hush pipe is two, is located the place ahead hush pipe and the hush pipe sliding connection who is located the rear, the hush pipe outside is equipped with the installation component, the installation component includes the handle, the utility model discloses in, through the hush pipe that sets up, inhale sound cotton and sound absorption groove, install the hush pipe on the blast pipe in the use, can carry out the amortization to the air current of process under the dual function in carminative in-process air current process hush pipe, the inside sound cotton of inhaling of hush pipe and sound absorption groove to the blast pipe can carry out the amortization to the combustion gas flow when exhausting, and noise reduction does not influence staff's work.

Description

Air flow silencer

Technical Field

The utility model relates to a amortization technical field particularly, relates to air current silencing device.

Background

Waste gas refers to the poisonous and harmful gas that people discharged in production and life process, the waste gas smell of emission is big, seriously pollute the environment and influence human health, to the exhaust-gas treatment in-process, there is the process that needs carry out high-pressure exhaust, when carrying out high-pressure exhaust, air velocity is higher, the noise produces easily, the noise influences staff's work, can not carry out the amortization to the exhaust waste gas stream when carrying out exhaust-gas treatment now, some devices at present are inconvenient to be installed on the blast pipe when using simultaneously, propose air current silencing device to above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

To the problem in the correlation technique, the utility model provides an air current silencing device to overcome the above-mentioned technical problem that current correlation technique exists.

The technical scheme of the utility model is realized like this:

airflow silencing device, including the blast pipe, the blast pipe outside is equipped with the amortization subassembly, the amortization subassembly includes the hush pipe, the quantity of hush pipe is two, is located the place ahead hush pipe with be located the hush pipe sliding connection at rear, the hush pipe outside is equipped with the installation component, the installation component includes the handle.

Further, a bolt is arranged on the outer side of the silencing pipe located in the front, the bolt penetrates through the silencing pipe, the bolt is in threaded connection with the silencing pipe, a nut is in threaded connection with the outer side of the bolt, and the nut is in sliding connection with the silencing pipe located in the rear.

Further, the inboard first magic of fixedly connected with of hush pipe is pasted, outside fixedly connected with second magic is pasted to first magic, the sound cotton is inhaled to outside fixedly connected with is pasted to the second magic, inhale the cotton inboard of sound and seted up and inhale the sound groove, it is the arc to inhale the sound groove shape.

Further, inhale the cotton outside of sound and be equipped with the rubber pull rod, the rubber pull rod with inhale cotton fixed connection of sound.

Furthermore, the handle runs through the hush pipe, the handle rotates with the hush pipe to be connected, the other end fixedly connected with screw shaft of handle, screw shaft outside screwed connection has the fixed plate, the fixed plate runs through the hush pipe, fixed plate and hush pipe sliding connection, the fixed plate outside fixedly connected with slipmat, slipmat and blast pipe sliding connection.

Furthermore, the non-slip mat runs through the hush pipe, the non-slip mat is connected with the hush pipe in a sliding mode, and the non-slip mat is made of rubber materials.

The utility model provides an air current silencing device, the beneficial effects of the utility model are as follows:

1. in the utility model, the silencing pipe is arranged on the exhaust pipe in the use process through the silencing pipe, the sound absorbing cotton and the sound absorbing groove, the air flow passes through the silencing pipe in the exhaust process, and the passing air flow can be silenced under the dual actions of the sound absorbing cotton and the sound absorbing groove in the silencing pipe, so that the exhaust pipe can silence the exhausted air flow during exhaust, the noise is reduced, and the work of workers is not influenced;

2. the utility model discloses in, through handle, threaded shaft, fixed plate and the slipmat that sets up, put the hush pipe on the blast pipe in the use, then drive the threaded shaft through rotating the handle and rotate, the threaded shaft rotates and drives the fixed plate and slide, and the fixed plate slides and drives the slipmat motion and can press from both sides tight blast pipe, can install the hush pipe on the blast pipe to conveniently install the amortization unit mount on the blast pipe during the use, installation labour saving and time saving.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of an airflow silencer according to an embodiment of the present invention;

fig. 2 is a schematic view of a mounting structure of a bolt of an airflow silencer according to an embodiment of the present invention;

fig. 3 is a schematic right sectional view of a silencer pipe of an airflow silencer according to an embodiment of the present invention.

In the figure: 1-exhaust pipe, 2-silencing component, 21-silencing pipe, 22-bolt, 23-nut, 24-first magic tape, 25-second magic tape, 26-sound-absorbing cotton, 27-sound-absorbing groove, 28-rubber pull rod, 3-mounting component, 31-handle, 32-threaded shaft, 33-fixing plate and 34-non-slip mat.

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 invention will be further described with reference to the accompanying drawings and specific embodiments:

the first embodiment is as follows:

please refer to fig. 1-3, according to the embodiment of the present invention, including exhaust pipe 1, exhaust pipe 1 is provided with a silencing assembly 2 outside, silencing assembly 2 includes silencing pipe 21, the number of silencing pipe 21 is two, silencing pipe 21 in front and silencing pipe 21 in rear are slidably connected, the outside of silencing pipe 21 is provided with a mounting assembly 3, and mounting assembly 3 includes a handle 31.

The hush pipe 21 outside that is located the place ahead is equipped with bolt 22, bolt 22 runs through hush pipe 21, bolt 22 and hush pipe 21 screwed connection, bolt 22 outside screwed connection has nut 23, nut 23 and the hush pipe 21 sliding connection who is located the rear, the first magic of 21 inboard fixedly connected with of

hush pipe pastes

24, 24 outside fixedly connected with second magic subsides 25 are pasted to first magic, the cotton 26 of inhaling the sound is pasted 25 outside fixedly connected with to the second magic, inhale sound cotton 26 inboard of having seted up and inhale sound groove 27, inhale the sound groove 27 shape and be the arc, the sound effect of inhaling of this kind of setting is good, it is equipped with rubber pull rod 28 to inhale the cotton 26 outside of sound, rubber pull rod 28 and inhale sound cotton 26 fixed connection.

Carminative in-process air current passes through hush pipe 21, can carry out the amortization to the air current of process under the inside sound cotton 26 of inhaling of hush pipe 21 and the dual function of inhaling sound groove 27, thereby blast pipe 1 can carry out the amortization to the exhaust air current when exhausting, noise reduction, do not influence the staff work, it uses sound absorption effect variation to inhale sound cotton 26 for a long time and when needing to be changed, dismantle sound pipe 21 from blast pipe 1 through reverse rotation handle 31, then give two hush pipes 21 through dismantling bolt 22 and nut 23 and unpack apart, after that take sound absorption cotton 26 and second magic subsides 25 off from first magic subsides 24 through pulling rubber pull rod 28, then glue new sound absorption cotton 26 on first magic subsides 24 through second magic subsides 25, accomplish the change to sound absorption cotton 26, guarantee the noise cancelling effect.

Example two:

referring to fig. 1-3, according to the embodiment of the present invention, the air flow silencer device includes an exhaust pipe 1, a silencing assembly 2 is disposed outside the exhaust pipe 1, the silencing assembly 2 includes two silencing pipes 21, the number of the silencing pipes 21 is two, the silencing pipe 21 located in front is slidably connected to the silencing pipe 21 located in rear, a mounting assembly 3 is disposed outside the silencing pipe 21, and the mounting assembly 3 includes a handle 31.

The handle 31 runs through the hush pipe 21, the handle 31 is connected with the hush pipe 21 in a rotating mode, the other end of the handle 31 is fixedly connected with a threaded shaft 32, the outer side of the threaded shaft 32 is spirally connected with a fixing plate 33, the fixing plate 33 runs through the hush pipe 21, the fixing plate 33 is connected with the hush pipe 21 in a sliding mode, the outer side of the fixing plate 33 is fixedly connected with an anti-slip pad 34, the anti-slip pad 34 is connected with the exhaust pipe 1 in a sliding mode, the anti-slip pad 34 runs through the hush pipe 21, the anti-slip pad 34 is connected with the hush pipe 21 in a sliding mode, the anti-slip pad 34 is made of rubber materials, and the anti-slip effect of the setting is good.

Put hush pipe 21 on blast pipe 1 in the use, then drive threaded shaft 32 through rotating handle 31 and rotate, threaded shaft 32 rotates and drives fixed plate 33 and slide, and fixed plate 33 slides and drives slipmat 34 motion and can press from both sides tight blast pipe 1, can install hush pipe 21 on blast pipe 1 to conveniently install amortization subassembly 2 on blast pipe 1 during the use, installation labour saving and time saving.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In practical application, the silencing pipe 21 is placed on the exhaust pipe 1 in use, then the handle 31 is rotated to drive the threaded shaft 32 to rotate, the threaded shaft 32 rotates to drive the fixing plate 33 to slide, the fixing plate 33 slides to drive the anti-skid pad 34 to move so as to clamp the exhaust pipe 1, the silencing pipe 21 can be installed on the exhaust pipe 1, so that the silencing assembly 2 can be conveniently installed on the exhaust pipe 1 in use, time and labor are saved in installation process, air flow passes through the silencing pipe 21 in the exhaust process, the passing air flow can be silenced under the dual effects of the sound-absorbing cotton 26 and the sound-absorbing groove 27 in the silencing pipe 21, the exhaust pipe 1 can silence the discharged air flow in exhaust, noise is reduced, working of workers is not influenced, when the sound-absorbing cotton 26 is used for a long time and needs to be replaced, the silencing pipe 21 is detached from the exhaust pipe 1 by reversely rotating the handle 31, then give two hush pipe 21 through dismantling bolt 22 and nut 23 and unpack apart, take off sound cotton 26 and second magic subsides 25 from first magic subsides 24 through pulling rubber pull rod 28 after that, then glue on first magic subsides 24 new sound cotton 26 of inhaling through second magic subsides 25, accomplish the change to sound cotton 26, guarantee noise cancelling effect.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Air current silencing device, including blast pipe (1), its characterized in that: blast pipe (1) outside is equipped with amortization subassembly (2), amortization subassembly (2) are including hush pipe (21), the quantity of hush pipe (21) is two, is located the place ahead hush pipe (21) and hush pipe (21) sliding connection who is located the rear, hush pipe (21) outside is equipped with installation component (3), installation component (3) include handle (31).

2. A gas flow silencer assembly according to claim 1, further comprising: the outer side of the silencing pipe (21) located in the front is provided with a bolt (22), the bolt (22) penetrates through the silencing pipe (21), the bolt (22) is in threaded connection with the silencing pipe (21), the outer side of the bolt (22) is in threaded connection with a nut (23), and the nut (23) is in sliding connection with the silencing pipe (21) located in the rear.

3. A gas flow silencer assembly according to claim 1, further comprising: the utility model discloses a sound attenuation pipe, including hush pipe (21), inboard fixedly connected with first magic subsides (24), first magic is pasted (24) outside fixedly connected with second magic and is pasted (25), second magic is pasted (25) outside fixedly connected with and is inhaled sound cotton (26), inhale sound groove (27) have been seted up to sound cotton (26) inboard, it is the arc to inhale sound groove (27) shape.

4. A gas flow silencer assembly according to claim 3, further comprising: inhale the sound cotton (26) outside and be equipped with rubber pull rod (28), rubber pull rod (28) and inhale sound cotton (26) fixed connection.

5. A gas flow silencer assembly according to claim 1, wherein: the handle (31) runs through the hush pipe (21), the handle (31) is connected with the hush pipe (21) rotation, the other end fixedly connected with screw shaft (32) of handle (31), screw shaft (32) outside screwed connection has fixed plate (33), hush pipe (21) is run through to fixed plate (33), fixed plate (33) and hush pipe (21) sliding connection, fixed plate (33) outside fixedly connected with slipmat (34), slipmat (34) and blast pipe (1) sliding connection.

6. The gas flow silencer assembly of claim 5, wherein: the anti-slip mat (34) penetrates through the silencing pipe (21), the anti-slip mat (34) is connected with the silencing pipe (21) in a sliding mode, and the anti-slip mat (34) is made of rubber materials.