CN211315481U

CN211315481U - Cleanable silencer

Info

Publication number: CN211315481U
Application number: CN201922197300.4U
Authority: CN
Inventors: 李凡
Original assignee: Jiangsu Beit Intelligent Equipment Co ltd
Current assignee: Jiangsu Beit Intelligent Equipment Co ltd
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2020-08-21
Anticipated expiration: 2029-12-10

Abstract

The utility model discloses a can wash muffler, the novel nipple rectifier comprises a cylindrical shel, the fluting has been seted up at barrel upper surface middle part, grooved inner chamber is provided with the closing plate, the middle part of closing plate both sides all is provided with fastener, the closing plate rotates with the barrel to be connected, closing plate fixed connection, the middle part of barrel one side and another fixed plate fixed connection among them, the spread groove has been seted up on the fixed plate, the inner chamber of spread groove rotates with tensile pole through first round pin axle to be connected, tensile pole rotates with the fastening bull stick to be connected, the bottom and the clamp plate of tensile pole outer wall slide to cup joint, and the clamp plate is located the. The utility model discloses when the mode that sets up that utilizes the closing plate reduced muffler noise cancelling effect, with closing plate and fluting separation, with the cotton cancellation of amortization washing, again with the inside washing of barrel, then with the cotton installation of amortization advance the barrel, reuse fastener makes the closing plate tightly seal the fluting, has avoided the problem that can not clear up or maintain the muffler.

Description

Cleanable silencer

Technical Field

The utility model relates to a muffler field, in particular to can wash muffler.

Background

The noise elimination that tunnel ventilation blower or office fan ventilation blower need use the muffler to its production, current pipeline muffler simple structure, can not change and wash the amortization cotton, when tunnel or colliery downhole operation, for a long time to the pipeline amortization, because there is more dust in the inspiratory air, can make the inside dust rubbish that piles up of muffler, thereby reduce the noise cancelling effect of muffler, in case lose the amortization and just scrap the muffler of renewing, can not wash the maintenance to the muffler, cause economy and material extravagant.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can wash muffler to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a washable silencer comprises a cylinder body, wherein a slot is formed in the middle of the upper surface of the cylinder body, a sealing plate is arranged in an inner cavity of the slot, and fastening devices are arranged in the middle of two sides of the sealing plate;

the fastening device comprises two fixing plates, a stretching rod, a fastening rotating rod and a pressing plate, the middle of one side of the sealing plate is connected with the barrel in a rotating mode through a hinge, the middle of the other side of the sealing plate is fixedly connected with one of the fixing plates, the middle of one side of the barrel is fixedly connected with the other one of the fixing plates, a connecting groove is formed in the fixing plate and is connected with the stretching rod in a rotating mode through a first pin shaft, the bottom of the stretching rod is connected with the fastening rotating rod in a rotating mode through a second pin shaft, the bottom of the outer wall of the stretching rod is connected with the pressing plate in a sliding mode in a sleeved mode, and the pressing plate is located above.

Preferably, one side of the cylinder body is fixedly connected with a first flange, an inner cavity of the first flange is communicated with an inner cavity of the cylinder body, the other side of the cylinder body is fixedly connected with a second flange, and the inner cavity of the second flange is communicated with the inner cavity of the cylinder body.

Preferably, a first sound-absorbing plate is fixedly sleeved in an inner cavity of the cylinder body, a groove is formed in the middle of the bottom of the inner cavity of the first sound-absorbing plate, and a second sound-absorbing plate is fixedly sleeved in the inner cavity of the sealing plate.

Preferably, a first limiting plate is fixedly sleeved on one side of the inner cavity of the barrel body, a plurality of air inlet holes are formed in the first limiting plate, a second limiting plate is fixedly sleeved on the other side of the inner cavity of the barrel body, and a plurality of air outlet holes are formed in the second limiting plate.

Preferably, the inner cavity of the cylinder body is sleeved with silencing cotton in a sliding mode, and the silencing cotton is located between the first limiting plate and the second limiting plate.

Preferably, a threaded hole is formed in the middle of the lower surface of the cylinder body, and a bolt is sleeved in an inner cavity of the threaded hole in a threaded manner.

The utility model discloses a technological effect and advantage:

1. the utility model discloses utilize the mode of setting up of closing plate, seted up the fluting on the barrel, and fluting and closing plate phase-match, when the muffler used, fastener fastened the closing plate with the fluting, when the muffler noise cancelling effect reduced, not hard up fastener, with closing plate and fluting separation, cancel the amortization cotton and wash, wash the barrel inside again, then install the amortization cotton into the barrel, reuse fastener make the closing plate tightly seal the fluting, avoided the muffler noise cancelling effect to reduce, solved the problem that can not wash its maintenance;

2. the utility model discloses utilize the mode of setting up of bolt, the screw hole is seted up to the barrel bottom, when wasing the barrel inside, loosens the bolt, and the center department of barrel bottom is sunken, and sewage can be followed the threaded hole and flowed out, avoids ponding in the muffler, reduces the life of muffler, avoids the muffler to lose the amortization and just scrapping the muffler of renewing, can not wash the problem of maintenance, resources are saved to the muffler.

Drawings

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

Fig. 2 is a schematic front structural view of the present invention.

Fig. 3 is a schematic view of the plane of depression structure of the present invention.

Fig. 4 is a schematic view of the front internal structure of the present invention.

In the figure: 1. a barrel; 101. a threaded hole; 2. a sealing plate; 3. a fastening device; 301. a fixing plate; 302. a stretch rod; 303. fastening the rotating rod; 304. pressing a plate; 4. a first flange; 5. a second flange; 6. a first sound-absorbing panel; 7. a second sound-absorbing panel; 8. a first limit plate; 801. an air inlet hole; 9. a second limiting plate; 901. an air outlet; 10. silencing cotton; 11. and (4) bolts.

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 utility model provides a cleanable silencer as shown in figures 1-4, which comprises a cylinder body 1, wherein a groove is arranged in the middle of the upper surface of the cylinder body 1, the groove is convenient for taking out silencing cotton 10, and the inside of the cylinder body 1 is cleaned, a sealing plate 2 is arranged in the inner cavity of the groove, the sealing plate 2 has a sealing effect on the groove on the cylinder body 1, fastening devices 3 are arranged in the middle of two sides of the sealing plate 2, the sealing plate 2 can be fastened with the cylinder body 1 by the fastening devices 3, the fastening devices 3 comprise two fixing plates 301, a stretching rod 302, a fastening rotating rod 303 and a pressing plate 304, the middle of one side of the sealing plate 2 is rotatably connected with the cylinder body 1 through hinges, the middle of the other side of the sealing plate 2 is fixedly connected with one of the fixing plates 301, the middle of one side of the cylinder body 1 is fixedly connected with the other fixing plate 301, a connecting groove, the bottom of the stretching rod 302 is rotatably connected with the fastening rotating rod 303 through a second pin shaft, one end of the fastening rotating rod 303 is an eccentric wheel, the fastening rotating rod 303 can be rotated to fasten the fixing plate 301, the bottom of the outer wall of the stretching rod 302 is slidably sleeved with the pressing plate 304, the pressing plate 304 is positioned above the fastening rotating rod 303, the upper surface of the pressing plate 304 is provided with a leather pad, and when the fastening rotating rod 303 is in a loose state, the pressing plate 304 and the fixing plate 301 can rotate along with the stretching rod 302 due to the distance size between the pressing plate 304 and the fixing plate 301;

one side of the cylinder body 1 is fixedly connected with a first flange 4, the first flange 4 and a second flange 5 are matched for use to fix the silencer on a ventilation pipeline, the inner cavity of the first flange 4 is communicated with the inner cavity of the cylinder body 1, the other side of the cylinder body 1 is fixedly connected with the second flange 5, the inner cavity of the second flange 5 is communicated with the inner cavity of the cylinder body 1, a first sound-absorbing plate 6 is fixedly sleeved in the inner cavity of the cylinder body 1, the first sound-absorbing plate 6 and a second sound-absorbing plate 7 can filter noise, the middle part of the bottom of the inner cavity of the first sound-absorbing plate 6 is provided with a groove, when the silencer is cleaned, sewage flows into a threaded hole 101 from the groove, the inner cavity of the sealing plate 2 is fixedly sleeved with a second sound-absorbing plate 7, one side of the inner cavity of the cylinder body 1 is fixedly sleeved with a first limiting plate 8, the first limiting plate 8 is provided with a plurality, the position of the silencing cotton 10 is limited between the first limiting plate 8 and the second limiting plate 9, the second limiting plate 9 is provided with a plurality of air outlet holes 901, the silencing cotton 10 is sleeved in the inner cavity of the barrel 1 in a sliding mode, the silencing cotton 10 can filter and eliminate noise again, and the silencing cotton 10 is located between the first limiting plate 8 and the second limiting plate 9;

threaded hole 101 is seted up at the middle part of barrel 1 lower surface, and when clearing up the muffler, sewage can flow from threaded hole 101, and the screw thread has cup jointed bolt 11 in the inner chamber of threaded hole 101, and bolt 11 can be better sealed threaded hole 101.

This practical theory of operation: firstly, fixing a first flange 4 and a second flange 5 on a ventilation pipeline to muffle the ventilation pipeline;

when the silencing effect of the silencer is reduced, the fastening device 3 is loosened, the fastening rotating rod 303 is rotated to enable the pressing plate 304 to not pressurize the two fixing plates 301 any more, then the stretching rod 302 is rotated to enable the stretching rod 302 to be separated from one connecting groove, the sealing plate 2 is rotated to enable the sealing plate 2 not to be attached to the barrel 1 any more, the silencing cotton 10 is taken out of the barrel 1 to clean the silencing cotton 10, then the bolt 11 is rotated to enable the bolt 11 to be separated from the threaded hole 101, the water taking pipe is used for cleaning the interior of the barrel 1, and sewage flows out of the barrel 1 from the threaded hole 101;

after the cleaning, the bolt 11 is fastened on the threaded hole 101, then the silencing cotton 10 is placed into the barrel 1, the sealing plate 2 is rotated to enable the sealing plate 2 to be attached to the barrel 1, the stretching rod 302 is rotated to enable the stretching rod 302 to be in a vertical state, the fastening rotating rod 303 is rotated to enable the pressing plate 304 to extrude the two fixing plates 301, the sealing plate 2 and the barrel 1 are fixed, and the silencer cleaning and mounting are completed.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A washable muffler comprising a barrel (1), characterized in that: a groove is formed in the middle of the upper surface of the barrel (1), a sealing plate (2) is arranged in the inner cavity of the groove, and a fastening device (3) is arranged outside the sealing plate (2);

the fastening device (3) comprises two fixing plates (301), a stretching rod (302), a fastening rotating rod (303) and a pressing plate (304), the middle of one side of the sealing plate (2) is rotatably connected with the barrel body (1) through a hinge, the middle of the other side of the sealing plate (2) is fixedly connected with one of the fixing plates (301), the middle of one side of the barrel body (1) is fixedly connected with the other fixing plate (301), a connecting groove is formed in the fixing plate (301), one of the connecting grooves is rotatably connected with the stretching rod (302) through a first pin shaft, the bottom of the stretching rod (302) is rotatably connected with the fastening rotating rod (303) through a second pin shaft, the bottom of the outer wall of the stretching rod (302) is slidably sleeved with the pressing plate (304), and the pressing plate (304) is located above the fastening rotating rod (303).

2. The cleanable muffler according to claim 1, wherein: the improved structure of the water purifier is characterized in that a first flange (4) is fixedly connected to one side of the barrel body (1), an inner cavity of the first flange (4) is communicated with an inner cavity of the barrel body (1), a second flange (5) is fixedly connected to the other side of the barrel body (1), and the inner cavity of the second flange (5) is communicated with the inner cavity of the barrel body (1).

3. The cleanable muffler according to claim 1, wherein: the cylinder is characterized in that a first sound-absorbing plate (6) is fixedly sleeved in the inner cavity of the cylinder body (1), a groove is formed in the middle of the bottom of the inner cavity of the first sound-absorbing plate (6), and a second sound-absorbing plate (7) is fixedly sleeved in the inner cavity of the sealing plate (2).

4. The cleanable muffler according to claim 1, wherein: the fixed first limiting plate (8) that has cup jointed in one side of barrel (1) inner chamber, a plurality of fresh air inlets (801) have been seted up on first limiting plate (8), second limiting plate (9) have been fixed to cup joint in the opposite side of barrel (1) inner chamber, a plurality of exhaust vents (901) have been seted up on second limiting plate (9).

5. The cleanable muffler according to claim 1, wherein: the inner cavity of the barrel body (1) is sleeved with silencing cotton (10) in a sliding mode, and the silencing cotton (10) is located between the first limiting plate (8) and the second limiting plate (9).

6. The cleanable muffler according to claim 1, wherein: the middle part of the lower surface of the barrel body (1) is provided with a threaded hole (101), and a bolt (11) is sleeved in an inner cavity of the threaded hole (101) in a threaded manner.