CN210530956U

CN210530956U - Damping type purifying silencer

Info

Publication number: CN210530956U
Application number: CN201921430625.6U
Authority: CN
Inventors: 张志刚; 李波
Original assignee: Beijing Haisite Technology Co ltd
Current assignee: Beijing Haisite Technology Co ltd
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-05-15
Anticipated expiration: 2029-08-30

Abstract

The utility model discloses a shock-absorbing type purifying silencer, which comprises a silencer main pipe, wherein one end of the silencer main pipe is provided with an air inlet, the other end of the silencer main pipe is provided with an air outlet, a silencer inner pipe is arranged inside the silencer main pipe, a sound insulation layer A is arranged inside the silencer main pipe, a coarse-hole sound-absorbing plate is arranged inside the sound insulation layer A, a sound insulation layer B is arranged inside the silencer inner pipe, a micropore sound-absorbing plate is arranged inside the sound insulation layer B, a heat insulation layer is arranged inside the sound insulation layer A, a shock-absorbing layer is arranged inside the heat insulation layer, a filter core is arranged in the middle of the silencer main pipe, and the silencer is used for assisting a silencer to be fixed on an exhaust pipe through a first auxiliary pipe, a second auxiliary pipe and a third auxiliary pipe which are arranged, so that the exhaust pipe is, the silencer is arranged in the middle of the three auxiliary pipes in a sliding mode, and stability of the silencer is improved.

Description

Damping type purifying silencer

Technical Field

The utility model belongs to the technical field of tail gas purification, concretely relates to shock-proof type purifies silencer.

Background

The exhaust gas in our said is mostly automobile exhaust gas, i.e. exhaust gas discharged from an exhaust pipe of an automobile. Automobile exhaust is another important factor of air pollution, and the automobile exhaust contains carbon monoxide, nitric oxide and other solid particles which have adverse effects on human bodies, especially lead-containing gasoline, so that the automobile exhaust has greater harm to human bodies. Different cars also have different odors. Automobile repair experts suggest that normal exhaust should be colorless and odorless, while automobile exhaust with different colors and tastes is likely to indicate that the vehicle itself is facing some faults. Automobile exhaust is exhaust gas generated when an automobile is used, and contains hundreds of different compounds, wherein pollutants comprise solid suspended particles, carbon monoxide, carbon dioxide, hydrocarbons, nitrogen oxides, lead, sulfur oxides and the like.

The purification silencer of present automobile exhaust pipe often has a simple structure, and often produces vibrations when using on the automobile exhaust pipe, and ordinary mounting means causes very easily and drops, and vibrations can be very big reduction automobile exhaust's purification and noise elimination effect, give people and bring very big inconvenience.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a shock-proof type purification silencer to solve present automobile exhaust tracheal purification silencer that proposes in the above-mentioned background art often the structure comparatively simple, and often produce vibrations easily when using on automobile exhaust pipe, ordinary mounting means causes very easily and drops, and vibrations can be very big reduction automobile exhaust's purification and noise cancelling effect, give people and bring very big inconvenient problem.

In order to achieve the above object, the utility model provides a following technical scheme: a shock-absorbing type purifying silencer comprises a silencer main pipe, wherein an air inlet is formed in one end of the silencer main pipe, an air outlet is formed in the other end of the silencer main pipe, a silencer inner pipe is arranged inside the silencer main pipe, a sound insulation layer A is arranged on the inner side of the silencer main pipe, a coarse-hole sound-absorbing plate is arranged inside the sound insulation layer A, a sound insulation layer B is arranged on the inner side of the silencer inner pipe, a micropore sound-absorbing plate is arranged inside the sound insulation layer B, a heat insulation layer is arranged on the inner side of the sound insulation layer A, a shock-absorbing layer is arranged on the inner side of the heat insulation layer, a filter element is arranged in the middle of the silencer main pipe, a coarse filter valve is arranged at one end of the filter element, a fine filter valve is arranged at the other end, and sliding chutes are formed in the inner sides of the first auxiliary pipe, the second auxiliary pipe and the third auxiliary pipe.

Preferably, the muffler main pipe is fixedly connected with the air inlet in a welding mode, a rubber layer is arranged inside the damping layer, and a high-temperature-resistant material is arranged on the surface of the rubber layer.

Preferably, the first auxiliary pipe, the second auxiliary pipe and the third auxiliary pipe are equal in size.

Preferably, the muffler main pipe is fixedly connected with the air outlet in a welding manner.

Preferably, the sliding grooves are three in number and are respectively arranged inside the first auxiliary pipe, the second auxiliary pipe and the third auxiliary pipe.

Preferably, the number of the sliding strips is three, and the sliding strips are uniformly arranged on the surface of the main pipe of the silencer.

Preferably, the sliding groove is connected with the sliding strip in a sliding mode, and the heat insulation layer is internally provided with heat insulation glass fiber materials.

Preferably, the silencer inner pipe is fixedly connected with the silencer main pipe.

Compared with the prior art, the utility model provides a shock-proof type purifies silencer possesses following beneficial effect:

1. the utility model discloses a silencer inner tube that sets up for make the silencer have dual noise elimination effect, through puigging A and the coarse hole noise elimination board that sets up, be used for carrying out the coarse hole noise elimination to the silencer, through puigging B and the micropore noise elimination board that sets up, be used for carrying out the micropore noise elimination to the silencer, through the insulating layer that sets up, be used for improving the thermal-insulated effect of silencer, through the buffer layer that sets up, be used for making the silencer have the shock attenuation effect, through the filter core that sets up, be used for carrying out filtration treatment to automobile exhaust;

2. the utility model discloses a thick filtering valve who sets up for carry out the thick filtration to automobile exhaust, through the thin filtering valve who sets up, be used for carrying out the thin filtration to automobile exhaust, assist pipe and third to assist the pipe through the first of setting, second and assist the pipe, be used for assisting the silencer to fix on the blast pipe, thereby alleviate the vibrations that the blast pipe produced when exhausting and make it drop easily, through draw runner and the spout that sets up, be used for making silencer slidable mounting at three auxiliary pipe middle part, improve the steadiness of silencer.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization provides very big help for people.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

FIG. 1 is a perspective view of a damping type purifying muffler of the present invention;

FIG. 2 is a schematic structural view of a damping type purifying muffler of the present invention;

FIG. 3 is a cross-sectional view of a damping type purifying muffler of the present invention;

fig. 4 is a schematic view of the internal structure of the soundproof layer a of the present invention;

fig. 5 is a schematic view of the internal structure of the soundproof layer B according to the present invention;

in the figure: 1. a muffler main pipe; 2. an air inlet; 3. an air outlet; 4. an inner pipe of the muffler; 5. a sound insulation layer A; 6. a sound insulating layer B; 7. a thermal insulation layer; 8. a coarse filter valve; 9. a filter element; 10. a fine filter valve; 11. a chute; 12. a slide bar; 13. a first auxiliary pipe; 14. a second auxiliary pipe; 15. a third auxiliary pipe; 16. a shock-absorbing layer; 17. a coarse-hole noise reduction plate; 18. micropore anechoic plate.

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 shock-absorbing type purifying silencer comprises a silencer main pipe 1, wherein one end of the silencer main pipe 1 is provided with an air inlet 2, the other end of the silencer main pipe 1 is provided with an air outlet 3, a silencer inner pipe 4 is arranged inside the silencer main pipe 1 and is used for enabling a silencer to have double silencing effects through the arranged silencer inner pipe 4, the inner side of the silencer main pipe 1 is provided with a sound insulation layer A5, a coarse hole silencing plate 17 is arranged inside a sound insulation layer A5, the sound insulation layer A5 and the coarse hole silencing plate 17 are used for carrying out coarse hole silencing treatment on the silencer, a sound insulation layer B6 is arranged inside the silencer inner pipe 4, a micropore silencing plate 18 is arranged inside a sound insulation layer B6, a micropore silencing plate 7 is arranged inside a sound insulation layer B6 and a micropore silencing plate 18 through the arrangement, the heat insulation layer A5 is used for carrying out micropore silencing treatment on the silencer, a heat insulation layer, the inner side of the heat insulation layer 7 is provided with a shock absorption layer 16, the shock absorption layer 16 is arranged through the heat insulation layer for enabling the silencer to have a shock absorption effect, the middle part in the main pipe 1 of the silencer is provided with a filter element 9, the filter element 9 is arranged for filtering automobile exhaust, one end of the filter element 9 is provided with a coarse filter valve 8, the filter element 8 is arranged for performing coarse filtering on the automobile exhaust, the other end of the filter element 9 is provided with a fine filter valve 10, the filter element 10 is arranged for performing fine filtering on the automobile exhaust through the fine filter valve 10, the outer side of the main pipe 1 of the silencer is respectively provided with a first auxiliary pipe 13, a second auxiliary pipe 14 and a third auxiliary pipe 15, the auxiliary silencer is fixed on the exhaust pipe through the first auxiliary pipe 13, the second auxiliary pipe 14 and the third auxiliary pipe 15, so that the vibration generated by the exhaust pipe during exhaust is reduced and is easy to fall off, the sliding grooves 11 are formed in the inner sides of the first auxiliary pipe 13, the second auxiliary pipe 14 and the third auxiliary pipe 15, and the sliding strips 12 and the sliding grooves 11 are arranged for enabling the silencer to be slidably mounted in the middle of the three auxiliary pipes, so that the stability of the silencer is improved.

The silencer is responsible for 1 and is passed through welded mode fixed connection with

air inlet

2, 16 inside rubber layers that are provided with of buffer layer, the rubber layer surface is provided with high temperature resistant material, first auxiliary pipe 13, the pipe is assisted to the second 14 and is equalled with the third auxiliary pipe 15 size, the silencer is responsible for 1 and is passed through welded mode fixed connection with gas outlet 3, spout 11 is total three, and set up respectively at first auxiliary pipe 13, the pipe is assisted to the second 14 and is assisted inside pipe 15 with the third, draw runner 12 is total three, and evenly set up and be responsible for 1 surface at the silencer,

spout

11 and 12 sliding connection of draw runner, the inside thermal-insulated glass fiber who is provided with of insulating layer 7 is responsible for the material, silencer

inner tube

4 and 1 fixed connection.

The utility model discloses a theory of operation and use flow: when the silencer is used, the main pipe 1 of the silencer is arranged on the exhaust pipe, the air inlet 2 of the silencer is used for air inlet, the inner pipe 4 of the silencer enables the silencer to have double noise elimination effects, the sound insulation layer A5 and the coarse hole noise elimination plate 17 perform coarse hole noise elimination on the silencer, the sound insulation layer B6 and the micropore noise elimination plate 18 perform micropore noise elimination on the silencer, the heat insulation layer 7 improves the heat insulation effect of the silencer, the shock absorption layer 16 enables the silencer to have shock absorption effect, the filter element 9 filters automobile exhaust, the coarse filter valve 8 performs coarse filtration on the automobile exhaust, the fine filter valve 10 performs fine filtration on the automobile exhaust, the first auxiliary pipe 13, the second auxiliary pipe 14 and the third auxiliary pipe 15 are fixed on the exhaust pipe, thereby alleviate the vibrations that the blast pipe produced when exhausting and make it drop easily, draw runner 12 and spout 11 make silencer slidable mounting in the middle part of three auxiliary pipe, improve the steadiness of silencer, gas outlet 3 gives vent to anger.

The utility model discloses a silencer inner tube 4 that sets up for make the silencer have dual noise elimination effect, through puigging A5 and the gross porosity noise elimination board 17 that sets up, be used for carrying out the gross porosity noise elimination to the silencer, through puigging B6 and micropore noise elimination board 18 that set up, be used for carrying out the micropore noise elimination to the silencer and handle, through the insulating layer 7 that sets up, be used for improving the thermal-insulated effect of silencer, through the buffer layer 16 that sets up, be used for making the silencer have shock attenuation effect, through the filter core 9 that sets up, be used for carrying out filtration treatment to automobile exhaust;

the utility model discloses a thick filtering valve 8 that sets up for carry out the thick filtration to automobile exhaust, thin filtering valve 10 through setting up, be used for carrying out the thin filtration to automobile exhaust, first auxiliary pipe 13, the second is assisted pipe 14 and third and is assisted pipe 15 through setting up, be used for supplementary silencer to fix on the blast pipe, thereby alleviate the vibrations that the blast pipe produced when exhausting and make it drop easily, through draw runner 12 and spout 11 that set up, be used for making silencer slidable mounting at three auxiliary pipe middle part, improve the steadiness of silencer.

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. The utility model provides a damping type purifies silencer, includes that the silencer is responsible for (1), its characterized in that: the silencer is characterized in that an air inlet (2) is arranged at one end of a silencer main pipe (1), an air outlet (3) is arranged at the other end of the silencer main pipe (1), a silencer inner pipe (4) is arranged inside the silencer main pipe (1), a sound insulation layer A (5) is arranged on the inner side of the silencer main pipe (1), a coarse-hole sound insulation plate (17) is arranged inside the sound insulation layer A (5), a sound insulation layer B (6) is arranged on the inner side of the silencer inner pipe (4), a fine-hole sound insulation plate (18) is arranged inside the sound insulation layer B (6), a heat insulation layer (7) is arranged on the inner side of the sound insulation layer A (5), a main pipe damping layer (16) is arranged on the inner side of the heat insulation layer (7), a filter core (9) is arranged in the middle of the silencer (1), a coarse filter valve, the silencer is responsible for (1) the outside and is provided with first auxiliary pipe (13), second auxiliary pipe (14) and third auxiliary pipe (15) respectively, the silencer is responsible for (1) surface and is provided with draw runner (12), first auxiliary pipe (13), second auxiliary pipe (14) and third auxiliary pipe (15) inboard are provided with spout (11).

2. The vibration absorbing type purifying muffler according to claim 1, wherein: the silencer is characterized in that the silencer main pipe (1) is fixedly connected with the air inlet (2) in a welding mode, a rubber layer is arranged inside the damping layer (16), and a high-temperature-resistant material is arranged on the surface of the rubber layer.

3. The vibration absorbing type purifying muffler according to claim 1, wherein: the first auxiliary pipe (13), the second auxiliary pipe (14) and the third auxiliary pipe (15) are equal in size.

4. The vibration absorbing type purifying muffler according to claim 1, wherein: the muffler main pipe (1) is fixedly connected with the air outlet (3) in a welding mode.

5. The vibration absorbing type purifying muffler according to claim 1, wherein: the sliding chutes (11) are three in number and are respectively arranged in the first auxiliary pipe (13), the second auxiliary pipe (14) and the third auxiliary pipe (15).

6. The vibration absorbing type purifying muffler according to claim 1, wherein: the number of the sliding strips (12) is three, and the sliding strips are uniformly arranged on the surface of the main pipe (1) of the silencer.

7. The vibration absorbing type purifying muffler according to claim 1, wherein: the sliding chute (11) is connected with the sliding strip (12) in a sliding mode, and heat insulation glass fiber materials are arranged inside the heat insulation layer (7).

8. The vibration absorbing type purifying muffler according to claim 1, wherein: the silencer inner pipe (4) is fixedly connected with the silencer main pipe (1).