CN218671124U

CN218671124U - Flue gas silencer device

Info

Publication number: CN218671124U
Application number: CN202222642637.3U
Authority: CN
Inventors: 唐雷
Original assignee: Anhui Space Aviation Technology Co ltd
Current assignee: Anhui Space Aviation Technology Co ltd
Priority date: 2022-10-09
Filing date: 2022-10-09
Publication date: 2023-03-21
Anticipated expiration: 2032-10-09

Abstract

The utility model discloses a flue gas muffler device, including the even pipe of the fixed intercommunication in expansion cylinder and expansion cylinder both ends, two even the outside of managing all is fixed with the ring flange, the expansion cylinder inner chamber is provided with the ring sleeve, the ring sleeve open end is fixed with the ring sleeve, even intraductal inboard intercommunication has the inner tube of pegging graft with the cooperation of ring sleeve, it has the gas pocket that the annular distributes to run through on the ring sleeve arc side, the intraductal gliding buffer gear of promotion ring sleeve that is provided with for the ring sleeve absorbs mechanical kinetic energy at the slip in-process and reduces the vibration. The utility model discloses in, adopted the buffer gear of elasticity annulus department for the flue gas reduces through the offset speed of each other behind the gas vent, reduces the impact of flue gas, and the annulus sets up in inflation section of thick bamboo inner chamber department simultaneously, shelters from the noise that the annulus department produced.

Description

Flue gas silencer device

Technical Field

The utility model relates to a flue gas pipeline technical field especially relates to a flue gas muffler device.

Background

The pipeline muffler is mainly used for effectively eliminating noise of steam emission of thermal equipment such as a boiler, a steam turbine and the like in a power generation department, and various boiler smoke gases are discharged in the process of emission because the smoke gas discharge speed of the equipment is high, so that the smoke gas can generate large noise in the circulation process in a pipeline, the health of workers in the production process is not facilitated, and the environmental requirements of industrial production are also exceeded.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the utility model provides a flue gas muffler device that provides in order to solve the problem that the flue gas produced the noise that the flow velocity was too big in the pipeline.

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

the utility model provides a flue gas muffler device, is including the connecting pipe of the fixed intercommunication in expansion section of thick bamboo and expansion section of thick bamboo both ends, two the connecting pipe outside all is fixed with the ring flange, expansion section of thick bamboo inner chamber is provided with the annulus, the annulus open end is fixed with the annulus sleeve, the inboard intercommunication of connecting pipe has the inner tube of pegging graft with the cooperation of annulus sleeve, it has the gas pocket that the annular distributes to run through on the annulus sleeve arc side, the intraductal gliding buffer gear of promotion annulus sleeve that is provided with for the annulus sleeve absorbs mechanical kinetic energy at the slip in-process and reduces the vibration.

As a further description of the above technical solution:

the buffer mechanism comprises a connecting rod fixed by an inner cavity of the annular sleeve, a cylinder inserted at the top end of the connecting rod, an arc-shaped rod fixed by the inner wall of the inner tube, a clamping ring fixed at the inner side of the arc-shaped rod and an extension spring fixed between the cylinder and the clamping ring.

As a further description of the above technical solution:

and a locking stud is fixedly penetrated at the splicing part of the cylinder and the connecting rod.

As a further description of the above technical solution:

the opening of the cylinder is provided with a rod groove which is matched with the arc rod to slide.

As a further description of the above technical solution:

a circular ring-shaped blocking shell is fixed at the joint between the circular ring sleeve and the annular sleeve and is arranged on the inner side of the circular ring sleeve.

As a further description of the above technical solution:

the extension spring is arranged in a cavity between the cylinder and the connecting rod.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, the buffer gear who has adopted elasticity ring sleeve department, owing to adopted the gas pocket of seting up on the ring sleeve, and the annular setting of gas pocket, make the flue gas through the counterpoint speed reduction of each other behind the gas pocket, reduce the impact of flue gas, owing to adopted buffer gear to the slip of ring sleeve in inner tube department, realized the buffering to ring sleeve endwise slip, reduce the ring sleeve and receive the produced vibration of flue gas impact, ring sleeve sets up in expansion cylinder inner chamber department simultaneously, the noise that produces ring sleeve department shelters from.

Drawings

Fig. 1 shows a schematic perspective view provided according to an embodiment of the present invention;

fig. 2 shows a schematic vertical sectional structure according to an embodiment of the present invention;

fig. 3 shows a schematic horizontal cross-sectional structure diagram provided according to an embodiment of the present invention.

Illustration of the drawings:

1. a flange plate; 2. an expansion cylinder; 3. connecting pipes; 4. an inner tube; 41. an arc-shaped rod; 42. a snap ring; 5. a cylinder; 51. a rod groove; 6. an annular sleeve; 61. air holes; 62. a circular ring-shaped blocking shell; 63. a connecting rod; 64. a circular sleeve; 7. an extension spring; 8. and locking the stud.

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 of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a flue gas muffler device, the connecting pipe 3 of the fixed intercommunication in 2 and the expansion cylinder 2 both ends of expansion cylinder, 3 outsides of two connecting pipes all are fixed with

ring flange

1, 2 inner chambers of expansion cylinder are provided with

annular sleeve

6, 6 open ends of annular sleeve are fixed with

ring sleeve

64, 3 inboard intercommunications of connecting pipe have with ring sleeve 64 cooperation grafting inner tube 4, it has the gas pocket 61 that the annular distributes to run through on the 6 arc sides of annular sleeve, be provided with the gliding buffer gear of promotion annular sleeve 6 in the inner tube 4, in order to be used for annular sleeve 6 to absorb mechanical kinetic energy at the slip in-process and reduce the vibration.

Wherein, the hole diameter of expansion cylinder 2 department is greater than the hole diameter of connecting pipe 3 department, make the flue gas pass through the in-process that ring flange 1 and connecting pipe 3 got into expansion cylinder 2 department, the aperture grow of flue gas circulation, reduce the velocity of flow when flue gas circulation to expansion cylinder 2 department, again because the annular sleeve 6 that the inboard of expansion cylinder 2 set up, and the gas pocket 61 of seting up on the annular sleeve 6, simultaneously because the grafting between annular sleeve 64 and inner tube 4 slides, make the flue gas pass through annular sleeve 6 inside and outside both sides from gas pocket 61, under the effect of the gas pocket 61 of annular distribution, make the flue gas strike annular sleeve 6 after, receive the speed reduction, simultaneously after the flue gas passes through gas pocket 61 department and gets into annular sleeve 6 inner chamber, can make the flue gas receive the direction guide of gas pocket 61, the flue gas is mutually to the offset and is cushioned and slowed down, thereby make high-speed flue gas impact velocity descend after passing through expansion cylinder 2 inner chambers, reduce the noise that the flue gas produced when circulating in the pipeline, simultaneously, annular sleeve 6 is connected through the mode of grafting slip between annular sleeve 64 and the inner tube 4, make the vibration of annular sleeve 6 produced, thereby the produced noise reduction of the vibration of the produced in the annular sleeve 2, thereby make the expansion cylinder 2, thereby the inboard of the produced noise of the circulation of the expansion cylinder, thereby the produced noise of the vibration of the flue gas reduces the produced in the vibration sleeve, thereby the process and the isolation sleeve, thereby the process, the produced.

Specifically, as shown in fig. 2 and 3, the buffer mechanism includes a connecting rod 63 fixed in an inner cavity of the annular sleeve 6, a cylinder 5 inserted at the top end of the connecting rod 63, an arc rod 41 fixed on an inner wall of the inner tube 4, a snap ring 42 fixed on an inner side of the arc rod 41, and a tension spring 7 fixed between the cylinder 5 and the snap ring 42, wherein the snap ring 42 is used for limiting the outer side of the connecting rod 63, so that the sliding direction of the annular sleeve 6 is limited, the buffer mechanism buffers the relative sliding between the cylinder 5 and the snap ring 42 through the tension spring 7, so that the movement tendency of the axial sliding generated by the flue gas impacting the annular sleeve 6 is blocked by the tension spring 7, the vibration generated by the annular sleeve 6 is buffered and absorbed, and the vibration noise generated by the annular sleeve 6 is reduced.

Specifically, as shown in fig. 2, a locking stud 8 is fixedly inserted into the insertion portion between the cylinder 5 and the connecting rod 63, wherein the locking stud 8 is used for mounting and fixing the cylinder 5 and the connecting rod 63.

Specifically, as shown in fig. 2, a rod groove 51 matched with the arc rod 41 for sliding is formed at an opening of the cylinder 5, wherein the rod groove 51 is used for sliding the cylinder 5 at the arc rod 41, so as to reduce vibration generated in the sliding process of the cylinder 5.

Specifically, as shown in fig. 2, a circular ring-shaped blocking shell 62 is fixed at a joint between a circular ring sleeve 64 and the annular sleeve 6, the circular ring-shaped blocking shell 62 is arranged inside the circular ring sleeve 64, wherein the circular ring-shaped blocking shell 62 is used for blocking the sliding of the circular ring sleeve 64 when being attached to the circular ring sleeve 64.

Specifically, as shown in fig. 2, the extension spring 7 is disposed in a cavity between the cylinder 5 and the connecting rod 63, wherein the extension spring 7 is disposed in the cavity of the cylinder 5, so as to reduce interference of smoke and dust on the extension spring 7.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a flue gas muffler device, includes connecting pipe (3) of the fixed intercommunication in expansion cylinder (2) and expansion cylinder (2) both ends, two connecting pipe (3) outside all is fixed with ring flange (1), its characterized in that, expansion cylinder (2) inner chamber is provided with annulus (6), annulus (6) open end is fixed with annulus (64), connecting pipe (3) inboard intercommunication has inner tube (4) of pegging graft with annulus (64) cooperation, it has annular distribution's gas pocket (61) to run through on annulus (6) arc side, be provided with in inner tube (4) and promote the gliding buffer gear of annulus (6) to be used for annulus (6) to absorb mechanical kinetic energy at the slip in-process and reduce the vibration.

2. The smoke silencer device according to claim 1, wherein the buffer mechanism comprises a connecting rod (63) fixed in the inner cavity of the annular sleeve (6), a cylinder (5) inserted at the top end of the connecting rod (63), an arc rod (41) fixed on the inner wall of the inner tube (4), a snap ring (42) fixed on the inner side of the arc rod (41), and a tension spring (7) fixed between the cylinder (5) and the snap ring (42).

3. The flue gas silencer device according to claim 2, wherein a locking stud (8) is fixedly penetrated at the insertion position of the cylinder (5) and the connecting rod (63).

4. A silencer device according to claim 3, characterized in that the opening of the cylinder (5) is provided with a rod slot (51) which is slidably fitted with the arc rod (41).

5. A flue gas silencer device according to claim 4, characterized in that a ring-shaped retaining shell (62) is fixed at the connection between the ring sleeve (64) and the ring sleeve (6), the ring-shaped retaining shell (62) being arranged inside the ring sleeve (64).

6. A flue gas silencer device according to claim 2, characterized in that the tension spring (7) is arranged in the cavity between the cylinder (5) and the connecting rod (63).