CN214221293U

CN214221293U - Heat-insulation exhaust silencer

Info

Publication number: CN214221293U
Application number: CN202023229625.5U
Authority: CN
Inventors: 赵文嘉
Original assignee: Chongqing Guangya Machinery Manufacturing Co ltd
Current assignee: Chongqing Guangya Machinery Manufacturing Co ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-09-17
Anticipated expiration: 2030-12-28

Abstract

The utility model relates to the technical field of silencers, and discloses a thermal insulation exhaust silencer, which comprises a column pipe, wherein a connecting block is fixedly arranged at the top of the column pipe, a buffer cushion is laid at the top of the connecting block, a mounting plate is placed at the top of the buffer cushion, and the mounting plate is connected with the connecting block through a connecting piece and is pressed tightly through a bolt; an inner pipe is arranged inside the column pipe, an air inlet pipe is fixedly sleeved at one end of the column pipe through a rubber ring, one end of the air inlet pipe is communicated with the inner pipe, a discharge pipe is fixedly sleeved at the other end of the column pipe through the rubber ring, and one end of the discharge pipe is fixedly communicated with one end, far away from the air inlet pipe, of the inner pipe; a heat insulation layer is laid between the column pipe and the inner pipe; and a partition plate are respectively fixedly sleeved in the inner pipe. The utility model provides a thermal-insulated exhaust silencer, the utility model discloses convenient to detach, shock attenuation buffering and thermal-insulated.

Description

Heat-insulation exhaust silencer

Technical Field

The utility model relates to a silencer field especially relates to a thermal-insulated exhaust silencer.

Background

A silencer is a device for preventing sound from being transmitted and allowing airflow to pass through, and is an important measure for eliminating aerodynamic noise, and the silencer is a noise reduction device installed on an airflow passage of an aerodynamic device or in an intake and exhaust system.

The muffler is also widely applied to automobile exhaust, and therefore, a heat-insulating exhaust muffler is provided.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem who exists among the background art, the utility model provides a thermal-insulated exhaust silencer, the utility model discloses convenient to detach, shock attenuation buffering and thermal-insulated.

(II) technical scheme

In order to solve the problems, the utility model provides a heat-insulating exhaust silencer, which comprises a column pipe, wherein a connecting block is fixedly arranged at the top of the column pipe, a buffer cushion is laid at the top of the connecting block, a mounting plate is placed at the top of the buffer cushion, and the mounting plate is connected with the connecting block through a connecting piece and is tightly pressed through a bolt;

an inner pipe is arranged inside the column pipe, an air inlet pipe is fixedly sleeved at one end of the column pipe through a rubber ring, one end of the air inlet pipe is communicated with the inner pipe, a discharge pipe is fixedly sleeved at the other end of the column pipe through the rubber ring, and one end of the discharge pipe is fixedly communicated with one end, far away from the air inlet pipe, of the inner pipe;

a heat insulation layer is laid between the column pipe and the inner pipe;

the inner pipe is fixedly sleeved with a partition plate and a partition plate respectively, one side of the partition plate is fixedly provided with a communicating pipe, one end of the communicating pipe extends into the partition plate, the partition plate is fixedly sleeved with a connecting pipe, one end of the connecting pipe is fixedly connected with the partition plate, the other end of the connecting pipe is communicated with a discharge pipe, and the communicating pipe and the connecting pipe are provided with dispersion holes.

Preferably, the connecting piece comprises connecting plate and inserted bar, the top and the mounting panel fixed connection of connecting plate, the one end and the connecting plate fixed connection of inserted bar, the other end of inserted bar stretches into the inside of connecting block to with connecting block sliding connection, the one end of bolt stretches into the inside of connecting block and inserted bar, and with connecting block threaded connection, and with inserted bar sliding connection.

Preferably, the discharge pipe consists of two pipelines and a corrugated pipe, and the corrugated pipe is positioned in the middle.

Preferably, the heat insulation layer is made of heat insulation cotton.

The above technical scheme of the utility model has following profitable technological effect:

the airflow enters the inside of the communicating pipe, passes through the dispersing holes on the communicating pipe to the inside of the inner pipe, passes through the radiating holes on the connecting pipe to enter the inside of the connecting pipe, and is finally discharged by the discharge pipe, so that the noise reduction effect is realized; under the action of the heat insulation layer, the heat insulation effect is achieved; install the mounting panel on the car, through rotating the bolt, remove the bolt to the spacing of inserted bar, do benefit to the horizontal direction and remove the column tube and drive connecting block and inserted bar separation to the effect convenient to detach and installation has been reached.

Drawings

Fig. 1 is a schematic structural view of a heat-insulating exhaust muffler according to the present invention.

Fig. 2 is the internal structure schematic diagram of the column tube in the heat-insulating exhaust muffler of the present invention.

Reference numerals: 1. a column tube; 2. connecting blocks; 3. a cushion pad; 4. mounting a plate; 5. a connecting member; 51. A connecting plate; 52. inserting a rod; 6. a bolt; 7. an inner tube; 8. an air inlet pipe; 9. a discharge pipe; 10. a thermal insulation layer; 11. a partition plate; 12. a separator plate; 13. a communicating pipe; 14. and (4) connecting the pipes.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-2, the utility model provides a thermal insulation exhaust muffler, which comprises a column tube 1, a connecting block 2 is fixedly installed on the top of the column tube 1, a buffer cushion 3 is laid on the top of the connecting block 2, a mounting plate 4 is placed on the top of the buffer cushion 3, the mounting plate 4 is connected with the connecting block 2 through a connecting piece 5 and is pressed tightly through a bolt 6;

an inner tube 7 is arranged in the column tube 1, an air inlet tube 8 is fixedly sleeved at one end of the column tube 1 through a rubber ring, one end of the air inlet tube 8 is communicated with the inner tube 7, a discharge tube 9 is fixedly sleeved at the other end of the column tube 1 through the rubber ring, and one end of the discharge tube 9 is fixedly communicated with one end, far away from the air inlet tube 8, of the inner tube 7;

a heat insulation layer 10 is laid between the column pipe 1 and the inner pipe 7;

division board 11 and division board 12 are fixed the cover respectively to the inside of inner tube 7 and are equipped with, one side fixed mounting of division board 12 has communicating pipe 13, the one end of communicating pipe 13 stretches into the inside of division board 11, fixed cover is equipped with connecting pipe 14 on the division board 11, the one end and the division board 11 fixed connection of connecting pipe 14, the other end and the discharge pipe 9 intercommunication of connecting pipe 14, the hole that disperses has all been seted up on communicating pipe 13 and the connecting pipe 14, soundproof cotton has been laid to the inside of inner tube 7, the effect of making an uproar has been fallen to the effect of making an uproar.

In an alternative embodiment, the connecting member 5 is composed of a connecting plate 51 and an inserting rod 52, the top end of the connecting plate 51 is fixedly connected with the mounting plate 4, one end of the inserting rod 52 is fixedly connected with the connecting plate 51, the other end of the inserting rod 52 extends into the connecting block 2 and is slidably connected with the connecting block 2, and one end of the bolt 6 extends into the connecting block 2 and the inside of the inserting rod 52, is in threaded connection with the connecting block 2 and is slidably connected with the inserting rod 52.

In an alternative embodiment, the discharge pipe 9 is composed of two pipes and a bellows, and the bellows is located in the middle, so that the adjustment is convenient during use, and the vibration plays a self-adjusting role during use.

In an alternative embodiment, the insulation layer 10 is made of insulation cotton for heat insulation.

In the utility model, the air flow enters the communicating pipe 13, passes through the dispersing holes on the communicating pipe 13 to the inner part of the inner pipe 7, passes through the radiating holes on the connecting pipe 14 to enter the connecting pipe 14, and is finally discharged by the discharging pipe 9, thereby playing the role of noise reduction; under the action of the heat insulation layer 10, the heat insulation effect is achieved; install mounting panel 4 on the car, through rotating bolt 6, remove bolt 6 spacing to inserted bar 52, do benefit to horizontal direction and remove column pipe 1 and drive connecting block 2 and inserted bar 52 separation to the effect convenient to detach and installation has been reached.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. A thermal insulation exhaust muffler includes a column pipe (1), characterized in that: the top of the column tube (1) is fixedly provided with a connecting block (2), the top of the connecting block (2) is paved with a cushion pad (3), the top of the cushion pad (3) is provided with a mounting plate (4), and the mounting plate (4) is connected with the connecting block (2) through a connecting piece (5) and is pressed tightly through a bolt (6);

an inner pipe (7) is arranged inside the column pipe (1), an air inlet pipe (8) is fixedly sleeved at one end of the column pipe (1) through a rubber ring, one end of the air inlet pipe (8) is communicated with the inner pipe (7), a discharge pipe (9) is fixedly sleeved at the other end of the column pipe (1) through the rubber ring, and one end of the discharge pipe (9) is fixedly communicated with one end, far away from the air inlet pipe (8), of the inner pipe (7);

a heat insulation layer (10) is laid between the column tube (1) and the inner tube (7);

the inside of inner tube (7) is fixed cover respectively and is equipped with division board (11) and division board (12), one side fixed mounting of division board (12) has communicating pipe (13), the one end of communicating pipe (13) stretches into the inside of division board (11), division board (11) are gone up fixed cover and are equipped with connecting pipe (14), the one end and division board (11) fixed connection of connecting pipe (14), the other end and discharge pipe (9) the intercommunication of connecting pipe (14), the scattering hole has all been seted up on communicating pipe (13) and connecting pipe (14).

2. A heat insulating exhaust muffler according to claim 1, wherein the connecting member (5) is composed of a connecting plate (51) and an inserting rod (52), the top end of the connecting plate (51) is fixedly connected with the mounting plate (4), one end of the inserting rod (52) is fixedly connected with the connecting plate (51), the other end of the inserting rod (52) extends into the connecting block (2) and is slidably connected with the connecting block (2), and one end of the bolt (6) extends into the connecting block (2) and the inserting rod (52), is threadedly connected with the connecting block (2) and is slidably connected with the inserting rod (52).

3. A heat-insulating exhaust muffler according to claim 1, characterized in that the discharge pipe (9) is composed of two pipes and a bellows, and the bellows is located in the middle.

4. A heat-insulating exhaust muffler according to claim 1, characterized in that the heat-insulating layer (10) is made of heat-insulating cotton.