CN211145745U

CN211145745U - Silencer for flushing pipe of thermal power boiler

Info

Publication number: CN211145745U
Application number: CN201922332488.9U
Authority: CN
Inventors: 郝会霞; 张丽娟
Original assignee: Zhengzhou Electric Power College
Current assignee: Zhengzhou Electric Power College
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-07-31
Anticipated expiration: 2029-12-23

Abstract

The utility model discloses a thermal power boiler pipeline is muffler for towards pipe, including the connecting pipe, solid fixed ring is installed to the one end of connecting pipe, the muffler is installed to solid fixed ring's one end, the outlet pipe is installed to the one end of muffler, gu fixed ring's inboard is provided with the circular recess, the internal surface mounting of circular recess has two slides, two the limiting plate is installed to the inboard of slide, two springs are installed to the other end of limiting plate, the internal surface of muffler is provided with a plurality of amortization room, the sound insulation sheath is installed in the outside of muffler, the both sides of sound insulation sheath up end all are provided with the draw-in groove, the dop is installed to the inboard of draw-in groove, L type gag lever post is installed to the up end of dop the utility model discloses simple structure, convenient operation, convenient to use, stability is high, has improved the device's service life, has reduced.

Description

Silencer for flushing pipe of thermal power boiler

Technical Field

The utility model relates to a muffler technical field specifically is a muffler for thermal power boiler pipeline towards pipe.

Background

With the rapid development of social economy, the silencer is a noise reduction device which can be used for an airflow pipeline with noise transmission simultaneously, and the noise in the pipeline can be attenuated or reflected by using a pipeline and an elbow with a sound absorption lining or a pipeline with suddenly changed sectional area and other discontinuous acoustic impedances. The former is called resistive muffler, the latter is called reactive muffler, and there are also impedance compound mufflers. The mufflers are of various types, but the muffling mechanism is considered, and the mufflers can be divided into six main types, namely resistive mufflers, reactive mufflers, resistive composite mufflers, micro-perforated plate mufflers, small-hole mufflers and active mufflers. Most of the existing silencers adopt an impedance composite silencing principle.

However, the existing muffler for the pipe flushing of the fire and electric boiler has poor stability in the use process, is easy to fall off, has poor noise reduction effect and is easy to cause harm to the surrounding environment; therefore, the existing requirements are not met, and a silencer for flushing the thermal power boiler pipeline is provided for the requirement.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a thermal power boiler pipeline is towards effective muffler to solve the current thermal power boiler pipeline that provides in the above-mentioned background art and towards effective muffler of stability relatively poor in the use, very easily drop, noise reduction effect is relatively poor simultaneously, very easily causes harm scheduling problem to all ring edge borders.

In order to achieve the purpose, the utility model provides a thermal power boiler pipeline silencer for towards pipe, including the connecting pipe, solid fixed ring is installed to the one end of connecting pipe, gu fixed ring's one end installs the silencer, the outlet pipe is installed to the one end of silencer, gu fixed ring's inboard is provided with the circular recess, the internal surface mounting of circular recess has two slides, two the limiting plate is installed to the inboard of slide, two springs are installed to the other end of limiting plate, the internal surface of silencer is provided with a plurality of amortization room, the syllable-dividing sheath is installed in the outside of silencer, the both sides of syllable-dividing sheath up end all are provided with the draw-in groove, the dop is installed to the inboard of draw-in groove, L type gag lever post is installed to the up end of dop, two connecting plates are installed in the outside of L type gag lever post, two the cylindric pin is installed to the inboard of connecting plate, No. two springs are.

Preferably, a handle is installed at one end of the L-type limiting rod, and the handle is connected with the L-type limiting rod through grafted glue.

Preferably, spring coupling spare is installed to the lower terminal surface of No. two springs, No. two springs pass through spring coupling spare with the up end of muffler and are connected.

Preferably, the inner surface of the sound insulation sheath is provided with a rubber anti-slip strip, and the rubber anti-slip strip is connected with the sound insulation sheath through graft rubber.

Preferably, the sliding blocks are installed on two sides of the other end of the limiting plate, and the sliding ways are connected with the limiting plate through the sliding blocks.

Preferably, the inner surface of the outlet pipe is provided with a filter screen, and the filter screen is connected with the outlet pipe through a buckle.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an impulsive force of steam makes a spring tensile, and then makes the slider move in the inboard of slide to make the limiting plate move to one side, through the removal of limiting plate, makes connecting pipe and muffler fixed connection, can avoid leading to droing of muffler under the effect of steam impulsive force, has improved the stability that the device connects;

2. the utility model discloses an seize the handle, and with handle anticlockwise rotation, No. two springs are compressed, cooperation through cylindric lock and connecting plate, make dop anticlockwise rotation, and then make the dop shift out from the inboard of draw-in groove, make syllable-dividing sheath and muffler disconnection this moment, change syllable-dividing sheath, later the user loosens the handle, No. two spring rebounds, and then has driven L type gag lever post clockwise turning, thereby make dop card go into the inboard of draw-in groove, make syllable-dividing sheath and muffler fixed connection.

Drawings

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

FIG. 2 is a cross-sectional view of the anechoic chamber of the present invention;

fig. 3 is a schematic structural view of an L-type stop lever according to the present invention.

In the figure, the device comprises a connecting pipe 1, a fixing ring 2, a silencer 3, a sound insulation sheath 4, a connecting plate 5, a slideway 6, a limiting plate 7, a silencing chamber 8, a first spring 9, a circular groove 10, an outlet pipe 11, a limiting rod 12, L, a cylindrical pin 13, a clamping head 14, a clamping groove 15, a clamping groove 16 and a second spring.

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.

Please refer to fig. 1 to 3, the utility model provides an embodiment is a muffler for washing pipe of thermal power boiler pipeline, including connecting pipe 1, solid fixed ring 2 is installed to the one end of connecting pipe 1, be convenient for fixed connecting pipe 1 and muffler 3, avoid droing of muffler 3, muffler 3 is installed to solid fixed ring 2's one end, noise pollution is reduced, outlet pipe 11 is installed to muffler 3's one end, gu fixed ring 2's inboard is provided with circular recess 10, the internal surface of circular recess 10 installs two slides 6, limiting plate 7 is installed to the inboard of two slides 6, limiting plate 7's the other end installs two springs 9 No. one, muffler 3's internal surface is provided with a plurality of amortization room 8, the efficiency of making an uproar is reduced, sound insulation sheath 4 is installed in muffler 3's the outside, sound insulation sheath 4 up end's both sides all are provided with draw-in groove 15, dop 14 is installed to draw-in the inboard, L type gag lever 12 is installed to the up end of dop 14, L type gag lever 12's the outside is installed two connecting plates 5, cylindrical pin 13 is installed to the inboard of.

Further, the handle is installed to L type gag lever post 12's one end, and the handle passes through grafting glue with L type gag lever post 12 and is connected, through the cooperation of L type gag lever post 12 and handle, has improved user's comfort level, avoids coming off of L type gag lever post 12.

Further, spring coupling spare is installed to the lower terminal surface of No. two springs 16, and No. two springs 16 pass through spring coupling spare with the up end of muffler 3 to be connected, through muffler 3 and No. two spring 16's cooperation, has effectively improved the stability of connecting, can effectively avoid droing of No. two springs 16.

Further, the internal surface of sheath 4 gives sound insulation is provided with the rubber antislip strip, and the rubber antislip strip is connected through graft with the sheath 4 that gives sound insulation, and through the cooperation of the sheath 4 that gives sound insulation with the rubber antislip strip, improved the stability of connecting, avoid the sheath 4 that gives sound insulation droing.

Further, the slider is all installed to the both sides of the limiting plate 7 other end, and slide 6 passes through the slider with limiting plate 7 to be connected, through the cooperation of slide 6 and limiting plate 7, the removal of the limiting plate 7 of being convenient for, and then the fixed connection pipe 1 and the muffler 3 of being convenient for.

Further, the internal surface mounting of outlet pipe 11 has the filter screen, and the filter screen passes through the buckle with outlet pipe 11 to be connected, through the cooperation of outlet pipe 11 and filter screen, is convenient for filter article such as rust, avoids article such as rust to flow into in the atmosphere, causes the damage to operating personnel.

The working principle is that when the silencer is used, a power supply is switched on, a switch is turned on, steam flows into the inner side of a silencer 3 through a connecting pipe 1, the impact force of the steam is passed, a first spring 9 is stretched, a sliding block is further moved on the inner side of a slide 6, a limiting plate 7 is further moved to one side, the connecting pipe 1 is fixedly connected with the silencer 3 through the movement of the limiting plate 7, the phenomenon that the silencer 3 falls off under the action of the impact force of the steam can be avoided, the connection stability of the silencer is improved, the silencer is matched with a silencing chamber 8 through the silencer 3, the silencing effect is achieved on the silencer, noise pollution is reduced, meanwhile, the silencing efficiency is improved through the effect of a sound insulation sheath 4, the noise pollution is reduced, after the use is finished, when the sound insulation sheath 4 needs to be replaced, a user can grab a handle and rotate the handle anticlockwise, a second spring 16 is compressed, the clamp is matched with a connecting plate 13 and the connecting plate 5, the 14 rotates anticlockwise, the clamp head 14 is further moved out of the clamping groove 14 from the inner side of the clamping groove 15, the sound insulation sheath 4 is disconnected from the sound insulation sheath, the user can be replaced by the user, the sound insulation sheath 4, the user, the clamp can be conveniently, the clamp can be clamped into the noise reduction device, the noise reduction operation stability of a second spring can be conveniently, the.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a muffler for boiler pipeline washing, includes connecting pipe (1), its characterized in that fixed ring (2) are installed to the one end of connecting pipe (1), muffler (3) are installed to the one end of fixed ring (2), outlet pipe (11) are installed to the one end of muffler (3), the inboard of fixed ring (2) is provided with circular recess (10), two slides (6) are installed to the internal surface of circular recess (10), two limiting plate (7) are installed to the inboard of slide (6), two spring (9) are installed to the other end of limiting plate (7), the internal surface of muffler (3) is provided with a plurality of amortization room (8), syllable-dividing sheath (4) is installed in the outside of muffler (3), syllable-dividing sheath (4) up end both sides all are provided with draw-in groove (15), dop (14) are installed to the inboard of draw-in groove (15), L type gag lever (12) are installed to the up end of dop (14), two connecting plates (5) are installed to the outside of L type gag lever (12), two cylindric springs (13) lower extreme (L) are installed to the inboard of spacing pin (13).

2. The silencer for the piping of the thermal power boiler according to claim 1, wherein a handle is mounted at one end of the L-type limiting rod (12), and the handle is connected with the L-type limiting rod (12) through grafted glue.

3. The muffler for the piping of the thermal power boiler according to claim 1, wherein: spring connecting piece is installed to the lower terminal surface of No. two springs (16), No. two springs (16) pass through spring connecting piece with the up end of muffler (3) and are connected.

4. The muffler for the piping of the thermal power boiler according to claim 1, wherein: the inner surface of the sound insulation sheath (4) is provided with rubber anti-slip strips, and the rubber anti-slip strips are connected with the sound insulation sheath (4) through grafted glue.

5. The muffler for the piping of the thermal power boiler according to claim 1, wherein: the slide blocks are installed on two sides of the other end of the limiting plate (7), and the slide ways (6) are connected with the limiting plate (7) through the slide blocks.

6. The muffler for the piping of the thermal power boiler according to claim 1, wherein: the inner surface of the outlet pipe (11) is provided with a filter screen, and the filter screen is connected with the outlet pipe (11) through a buckle.