CN211203280U

CN211203280U - Decomposable pipeline silencer

Info

Publication number: CN211203280U
Application number: CN201922323723.6U
Authority: CN
Inventors: 张新
Original assignee: Nanjing Manse Acoustic Technique Co ltd
Current assignee: Nanjing Manse Acoustic Technique Co ltd
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-08-07
Anticipated expiration: 2029-12-23

Abstract

The utility model discloses a decomposable pipeline silencer, including lower casing and upper casing, the upper casing is placed in the top of lower casing, and the both sides on upper casing surface all rotate through connecting block fixedly connected with bearing, and the inside of bearing rotation piece rotates and is connected with the dwang, the equal fixedly connected with connecting box in top of lower casing surface both sides, and the bottom through connection box of dwang extends to the inside of connecting box, and the dwang extends to the inside one end fixedly connected with fixed plate of connecting box, the utility model relates to a noise elimination equipment technical field. This decomposable pipeline silencer, long-term back in the silencer, if need clear up or when maintaining silencer inner structure, can be quick dismantle into two parts with the silencer pipe to can be very convenient maintain or clear up silencer inside, through mutually supporting of amortization cotton and acoustical panel, have fine noise cancelling effect, can carry out fine filtration to the gas of emission simultaneously.

Description

Decomposable pipeline silencer

Technical Field

The utility model relates to a noise elimination equipment technical field specifically is a decomposable pipeline silencer.

Background

Silencers are a device that prevents sound transmission while allowing airflow through, and are an important measure for eliminating aerodynamic noise. The silencer is a device for reducing noise which is arranged on an airflow channel of air power equipment (such as air blowers, air compressors, exhaust ports of boilers, generators, water pumps and other equipment with larger noise at exhaust ports) or in an air inlet and exhaust system, and the pipeline silencer (silencer) is mainly used for effectively eliminating noise of steam emission of boiler, steam turbines and other thermal equipment in a power generation department. Meanwhile, the pipeline silencer is also widely used for boiler steam emission and other gas silencing emission in industries such as petroleum, chemical engineering, metallurgy, textile and the like, and the existing pipeline silencer has the following defects:

1. after the muffler is used for a long time, the internal structure of the muffler needs to be cleaned, and the internal structure needs to be maintained when the muffler is damaged, but the existing pipeline muffler cannot be disassembled, generally takes an air inlet or an air outlet as a maintenance port, and is very troublesome in cleaning and maintenance;

2. the silencer is only internally provided with a single silencing mechanism, has no good silencing effect, and does not filter gas well when silencing.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a decomposable pipeline silencer has solved current pipeline silencer and can't dismantle, leads to clearance and maintenance trouble, and the noise cancelling effect is not good, does not have the problem of carrying out fine filtration to the gas of process.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a decomposable pipeline silencer comprises a lower sleeve and an upper sleeve, wherein the upper sleeve is arranged at the top of the lower sleeve, two sides of the surface of the upper sleeve are fixedly connected with bearing rotating pieces through connecting blocks, a rotating rod is rotatably connected inside the bearing rotating part, the upper parts of the two sides of the surface of the lower sleeve are fixedly connected with a connecting box, the bottom end of the rotating rod penetrates through the connecting box and extends into the connecting box, one end of the rotating rod extending into the connecting box is fixedly connected with a fixing plate, the top of the connecting box is provided with an opening which is matched with the rotating rod and the fixed plate for use, both sides of the top of the inner cavity of the connecting box are fixedly connected with electric telescopic rods, and electric telescopic handle's bottom fixedly connected with stopper, the fixed slot that cooperatees and use with the stopper has all been seted up to the both sides at fixed plate top, the top fixedly connected with turning block of dwang.

Preferably, both sides of the inner wall of the lower sleeve are fixedly provided with supporting blocks matched with the upper sleeve for use, a rubber ring is bonded on the inner wall of the lower sleeve and above the supporting blocks, and the inner surface of the rubber ring is in contact with the surface of the upper sleeve.

Preferably, the inner walls of the lower sleeve and the upper sleeve are both bonded with a silencing cotton layer through an adhesive, and the middle part of the inner cavity of the lower sleeve is fixedly provided with a first microporous silencing plate.

Preferably, a microporous ceramic filter plate is fixedly mounted at the lower part of the inner cavity of the upper sleeve, and a second microporous sound-absorbing plate is fixedly mounted inside the upper sleeve and above the microporous ceramic filter plate.

Preferably, the bottom of the lower sleeve is communicated with an air inlet pipe, the bottom end of the air inlet pipe is welded with a connecting flange, and the top of the upper sleeve is communicated with an air outlet pipe.

Preferably, the bottom fixedly connected with rubber buffer block of fixed slot inner wall, the bottom fixedly connected with rubber buffer board of connecting box inner chamber.

Advantageous effects

The utility model provides a decomposable pipeline silencer. Compared with the prior art, the method has the following beneficial effects:

(1) the decomposable pipeline silencer is characterized in that a rotating rod is connected through the internal rotation of a bearing rotating part, a connecting box is fixedly connected above the two sides of the surface of a lower sleeve, the bottom end of the rotating rod penetrates through the connecting box and extends into the connecting box, one end of the rotating rod extending into the connecting box is fixedly connected with a fixed plate, the top of the connecting box is provided with an opening matched with the rotating rod and the fixed plate for use, the two sides of the top of the inner cavity of the connecting box are fixedly connected with electric telescopic rods, the bottom end of the electric telescopic rod is fixedly connected with a limiting block, two sides of the top of the fixed plate are respectively provided with a fixed groove matched with the limiting block for use, the top end of the rotating rod is fixedly connected with a rotating block, after the silencer is long-term, if need clear up or when maintaining silencer inner structure, can be quick dismantle into two parts with the silencer pipe to can be very convenient maintain or clear up inside the silencer.

(2) This resolvable formula pipeline silencer, it has the cotton layer of amortization all to adhere through the adhesive through lower sleeve pipe and upper casing's inner wall, the middle part fixed mounting of lower sleeve pipe inner chamber has first micropore acoustical panel, upper casing inner chamber's lower part fixed mounting has micropore ceramic filter, the top fixed mounting who goes up sheathed tube inside and be located micropore ceramic filter has second micropore acoustical panel, the bottom intercommunication of lower sleeve pipe has the intake pipe, and the bottom welding of intake pipe has flange, upper casing's top intercommunication has the outlet duct, mutually support through amortization cotton and acoustical panel, there is fine noise cancelling effect, can carry out fine filtration to the gas that discharges simultaneously.

Drawings

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

FIG. 2 is a cross-sectional view of the connection box structure of the present invention;

FIG. 3 is a schematic view of the structure of the lower casing and the upper casing of the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 1;

fig. 5 is a schematic view of the structure of the connection box of the present invention.

In the figure: 1. setting a sleeve; 2. sleeving a sleeve; 3. a bearing rotating member; 4. rotating the rod; 5. a connection box; 6. a fixing plate; 7. an opening; 8. an electric telescopic rod; 9. a limiting block; 10. fixing grooves; 11. a support block; 12. a rubber ring; 13. a sound-deadening cotton layer; 14. a first microporous acoustical panel; 15. a microporous ceramic filter plate; 16. a second microporous acoustical panel; 17. an air inlet pipe; 18. an air outlet pipe; 19. a rubber buffer block; 20. a rubber buffer plate; 21. a connecting flange; 22. and (6) rotating the block.

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.

Referring to fig. 1-5, the present invention provides a technical solution: a decomposable pipeline silencer comprises a lower sleeve 1 and an upper sleeve 2, wherein the upper sleeve 2 is arranged on the top of the lower sleeve 1, two sides of the surface of the upper sleeve 2 are fixedly connected with a bearing rotating part 3 through connecting blocks, the inside of the bearing rotating part 3 is rotatably connected with a rotating rod 4, connecting boxes 5 are fixedly connected above two sides of the surface of the lower sleeve 1, the bottom end of the rotating rod 4 penetrates through the connecting boxes 5 and extends to the inside of the connecting boxes 5, one end of the rotating rod 4 extending to the inside of the connecting boxes 5 is fixedly connected with a fixed plate 6, the top of the connecting box 5 is provided with an opening 7 matched with the rotating rod 4 and the fixed plate 6 for use, two sides of the top of the inner cavity of the connecting box 5 are fixedly connected with electric telescopic rods 8, the bottom end of the electric telescopic rods 8 is fixedly connected with a limiting block 9, two, the top end of the rotating rod 4 is fixedly connected with a rotating block 22, both sides of the inner wall of the lower sleeve 1 are fixedly provided with a supporting block 11 matched with the upper sleeve 2 for use, the inner wall of the lower sleeve 1 is adhered with a rubber ring 12 above the supporting block 11, the inner surface of the rubber ring 12 is contacted with the surface of the upper sleeve 2, the inner walls of the lower sleeve 1 and the upper sleeve 2 are both adhered with a silencing cotton layer 13 through an adhesive, the silencing cotton layer 13 is polyester sound-absorbing cotton, the middle part of the inner cavity of the lower sleeve 1 is fixedly provided with a first microporous silencing plate 14, the lower part of the inner cavity of the upper sleeve 2 is fixedly provided with a microporous ceramic filtering plate 15, the microporous ceramic filtering plate 15 has the advantages of corrosion resistance, high temperature resistance, high mechanical strength, no harmful substance dissolution and no secondary pollution, the micropores are not deformed under the action of fluid pressure, the cleaning and regeneration are easy, a second microporous silencing plate, first micropore acoustical panel 14, micropore ceramic filter 15 and second micropore acoustical panel 16 all install inside the silencer through the screw, when needs wash it, can dismantle, the bottom intercommunication of lower casing pipe 1 has intake pipe 17 to intake pipe 17's bottom welding has flange 21, the top intercommunication of going up sleeve pipe 2 has outlet duct 18, the bottom fixedly connected with rubber buffer block 19 of fixed slot 10 inner wall, the bottom fixedly connected with rubber buffer board 20 of connecting box 5 inner chamber.

And those not described in detail in this specification are well within the skill of those in the art.

When in use, an operator can connect the air inlet pipe 17 of the silencer with the air outlet pipe of the equipment through the connecting flange 21, so that gas can enter the silencer through the air inlet pipe 17, the silencing cotton layer 13, the first microporous silencing plate 14 and the second microporous silencing plate 16 can be matched with each other to perform good silencing and reduce low noise, meanwhile, impurities in the gas are filtered through the microporous ceramic filter plate 15, when the interior of the silencer needs to be cleaned or maintained, the operator can open the electric telescopic rod 8, the electric telescopic rod 8 can enable the limiting block 9 and the fixed groove 10 to be separated, at the moment, the operator can rotate the rotating rod 4 (rotate 90 degrees) through the rotating block 22, at the moment, the upper sleeve 2 can be taken down, so that the operator can clean and maintain the structures inside the lower sleeve 1 and the upper sleeve 2, after the cleaning or the maintenance is finished, an operator can align the fixing plate 6 with the opening 7, place the upper casing 2 on the lower casing 1, then rotate the rotating rod 4 (rotate by 90 degrees), and open the electric telescopic rod 8, so that the limiting block 9 is inserted into the fixing groove 10, thereby fixing the lower casing 1 and the upper casing 2.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A decomposable pipeline silencer comprises a lower sleeve (1) and an upper sleeve (2), wherein the upper sleeve (2) is placed at the top of the lower sleeve (1), and is characterized in that: the two sides of the surface of the upper sleeve (2) are both fixedly connected with a bearing rotating piece (3) through connecting blocks, the inside of the bearing rotating piece (3) is rotatably connected with a rotating rod (4), the upper parts of the two sides of the surface of the lower sleeve (1) are both fixedly connected with a connecting box (5), the bottom end of the rotating rod (4) penetrates through the connecting box (5) and extends into the connecting box (5), one end of the rotating rod (4) extending into the connecting box (5) is fixedly connected with a fixed plate (6), the top of the connecting box (5) is provided with an opening (7) matched with the rotating rod (4) and the fixed plate (6) for use, the two sides of the top of the inner cavity of the connecting box (5) are both fixedly connected with electric telescopic rods (8), the bottom end of the electric telescopic rods (8) is fixedly connected with limiting blocks (9), the two sides of the top of the fixed plate (6), the top end of the rotating rod (4) is fixedly connected with a rotating block (22).

2. The decomposable pipe muffler of claim 1, wherein: supporting blocks (11) matched with the upper sleeve (2) for use are fixedly mounted on two sides of the inner wall of the lower sleeve (1), a rubber ring (12) is bonded on the inner wall of the lower sleeve (1) and above the supporting blocks (11), and the inner surface of the rubber ring (12) is in contact with the surface of the upper sleeve (2).

3. The decomposable pipe muffler of claim 1, wherein: the inner walls of the lower sleeve (1) and the upper sleeve (2) are both adhered with a silencing cotton layer (13) through an adhesive, and a first microporous silencing plate (14) is fixedly mounted in the middle of the inner cavity of the lower sleeve (1).

4. The decomposable pipe muffler of claim 1, wherein: the lower part of the inner cavity of the upper sleeve (2) is fixedly provided with a microporous ceramic filter plate (15), and a second microporous sound-absorbing plate (16) is fixedly arranged inside the upper sleeve (2) and above the microporous ceramic filter plate (15).

5. The decomposable pipe muffler of claim 1, wherein: the bottom of lower casing (1) communicates there is intake pipe (17) to the bottom welding of intake pipe (17) has flange (21), the top intercommunication of going up casing (2) has outlet duct (18).

6. The decomposable pipe muffler of claim 1, wherein: the bottom fixedly connected with rubber buffer block (19) of fixed slot (10) inner wall, the bottom fixedly connected with rubber buffer board (20) of connecting box (5) inner chamber.