CN219716457U

CN219716457U - Expansion silencer

Info

Publication number: CN219716457U
Application number: CN202223116833.3U
Authority: CN
Inventors: 曾德镜; 卢细波; 张�林; 叶家琴
Original assignee: Guangdong Mati Energy Saving Machinery Co ltd
Current assignee: Guangdong Mati Energy Saving Machinery Co ltd
Priority date: 2022-11-23
Filing date: 2022-11-23
Publication date: 2023-09-19
Anticipated expiration: 2032-11-23

Abstract

The utility model discloses an expansion silencer, which comprises a first metal shell and a connecting base, wherein a second metal shell is arranged on the right side of the first metal shell, a second sealing plate is arranged on the right side of the second metal shell, a connecting spring is connected inside the first metal shell, one end, far away from the first metal shell, of the connecting spring is connected with a first microperforated plate, the connecting base is arranged on the left side inside the first sealing plate, a noise reduction assembly is arranged on the right side of the connecting base, the noise reduction assembly comprises a spring piece, an inner spring and an outer spring, and the right side of the spring piece is connected with the inner spring. This expansion type muffler is through fixing the gim peg at connecting plate two for muffler easy dismounting, inlay the nut simultaneously can make the installation of muffler more convenient rapidly, can reach the damped effect of making an uproar through the subassembly of making an uproar that falls, microperforated panel two and microperforated panel one also can the noise absorption, and the activated carbon is put at the inside absorption purification of breather pipe by polluted gas, reaches tail gas purification's effect.

Description

Expansion silencer

Technical Field

The utility model relates to the technical field of silencers, in particular to an expansion silencer.

Background

The muffler means that for the air flow pipeline with noise transmission, the noise in the pipeline can be attenuated or reflected back by using the pipeline with sound absorption lining and elbow or using the noise reduction devices such as the pipeline with suddenly changed sectional area and other discontinuous acoustic impedance. The former is called resistive muffler, and the latter is called resistive muffler, and there is also a resistive composite muffler.

The prior publication No. CN212318117U, named as 'muffler', is an integrated muffler, which has only noise reduction function, cannot better buffer vibration, and can possibly generate larger vibration feeling, therefore, we propose an expansion muffler.

Disclosure of Invention

The present utility model is directed to an expansion silencer, which solves the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an expansion silencer, includes metal casing one and connection base, metal casing one's right side is provided with metal casing two, and metal casing two's right side is provided with closure plate two, metal casing one's internal connection has connection spring, and connection spring keeps away from metal casing one's one end and be connected with microperforated panel one, connection base sets up in closure plate one's inside left side, and connection base's right side is provided with the subassembly of making an uproar falls, the subassembly of making an uproar falls includes spring leaf, inner spring and outer spring, and the right side of spring leaf is connected with the inner spring, the outside of inner spring is provided with outer spring, metal casing two's inside is provided with microperforated panel two.

Further, a first sealing plate is connected to the left side of the first metal shell, and a connecting plate is connected to the left side of the first sealing plate.

Further, a bolt is arranged on the left side of the connecting plate, and the bolt is in threaded connection with the connecting plate.

Further, the right side of the second airtight plate is connected with a second connection plate, and the right side of the second connection plate is provided with a connection bolt.

Further, the right side of connecting bolt is provided with inlays the nut, and connecting bolt's the place ahead is provided with the gim peg.

Further, a vent pipe is arranged on the left side of the second sealing plate, and the second sealing plate is in threaded connection with the vent pipe.

Further, the inside of breather pipe is provided with the active carbon, and the breather pipe is cylindric in cavity.

The utility model provides an expansion silencer, which has the following beneficial effects: make muffler easy dismounting through the gim peg, inlay the nut simultaneously and can make the installation of muffler more convenient inlay the nut rapidly, fall the subassembly through making an uproar and reach the effect of making an uproar the shock attenuation of making an uproar, microperforated panel two and microperforated panel one also can the noise absorption reach the effect of amortization, through two threaded connection with breather pipe and airtight board, then put the active carbon inside the breather pipe and can absorb and purify polluted gas.

1. According to the utility model, through the arrangement of the spring piece, the inner spring, the outer spring, the connecting spring, the first microperforated panel and the second microperforated panel, an operator can achieve the effects of noise reduction and vibration reduction through the springs by assembling the spring piece, the inner spring and the outer spring into the noise reduction assembly, and meanwhile, the second microperforated panel and the first microperforated panel which are arranged inside can also absorb noise to achieve the effect of noise reduction;

2. according to the utility model, through the arrangement of the vent pipe and the activated carbon, an operator can absorb and purify polluted gas by connecting the vent pipe with the second sealing plate through threads, and then placing the activated carbon in the vent pipe, so that the tail gas purification effect is achieved;

3. according to the muffler, the embedded nut, the connecting bolt, the fixing bolt and the connecting plate II are arranged, an operator fixes the connecting bolt on the connecting plate II and then fixes the embedded nut on the connecting bolt, and meanwhile, the fixing bolt is fixed on the connecting plate II, so that the muffler is convenient to assemble and disassemble, and meanwhile, the embedded nut can enable the installation of the muffler to be more convenient and rapid.

Drawings

FIG. 1 is a schematic elevational view of an expansion muffler according to the present utility model;

FIG. 2 is a schematic elevational cross-sectional view of an inflatable muffler according to the present utility model;

FIG. 3 is a schematic side view of an expansion silencer according to the present utility model;

FIG. 4 is a schematic front view of a noise reduction assembly of an expansion muffler according to the present utility model;

fig. 5 is a schematic perspective view of a vent pipe of an expansion muffler according to the present utility model.

In the figure: 1. a first metal shell; 2. a bolt; 3. a connecting plate; 4. a first sealing plate; 5. a second metal shell; 6. a second sealing plate; 7. a second connecting plate; 8. embedding a nut; 9. a connecting bolt; 10. a fixing bolt; 11. a connecting spring; 12. a first microperforated panel; 13. the base is connected; 14. a noise reduction assembly; 1401. a spring piece; 1402. an inner spring; 1403. an outer spring; 15. a microperforated panel II; 16. activated carbon; 17. and (5) a vent pipe.

Detailed Description

As shown in fig. 1-2, an expansion silencer comprises a first metal shell 1 and a connecting base 13, wherein the left side of the first metal shell 1 is connected with a first sealing plate 4, the left side of the first sealing plate 4 is connected with a connecting plate 3, the left side of the connecting plate 3 is provided with a bolt 2, the bolt 2 is in threaded connection with the connecting plate 3, the right side of the first metal shell 1 is provided with a second metal shell 5, the right side of the second metal shell 5 is provided with a second sealing plate 6, the right side of the second sealing plate 6 is connected with a second connecting plate 7, the right side of the second connecting plate 7 is provided with a connecting bolt 9, the right side of the connecting bolt 9 is provided with a mosaic nut 8, the front of the connecting bolt 9 is provided with a fixing bolt 10, the inner part of the first metal shell 1 is connected with a connecting spring 11, one end of the connecting spring 11, which is far away from the first metal shell 1, is connected with a micropunch plate 12, an operator fixes the mosaic nut 8 on the second connecting plate 7 by fixing the connecting bolt 9 on the connecting bolt 9, and simultaneously the fixing bolt 10 on the connecting plate 7, and the fixing bolt 10 enables the silencer 8 to be convenient to assemble and disassemble and assemble the mosaic nut 8.

As shown in fig. 2-4, the connection base 13 is disposed on the left side of the inside of the first airtight plate 4, the noise reduction assembly 14 is disposed on the right side of the connection base 13, the noise reduction assembly 14 comprises a spring piece 1401, an inner spring 1402 and an outer spring 1403, the inner spring 1402 is connected on the right side of the spring piece 1401, the outer spring 1403 is disposed on the outer side of the inner spring 1402, the microperforated plate 15 is disposed in the second metal shell 5, an operator can achieve the noise reduction and vibration reduction effects through assembling the spring piece 1401, the inner spring 1402 and the outer spring 1403 into the noise reduction assembly 14 through the springs, meanwhile, the microperforated plate 15 and the microperforated plate 12 disposed in the inside can absorb noise to achieve the noise reduction effects, the vent pipe 17 is disposed on the left side of the second airtight plate 6, the second airtight plate 6 is in threaded connection with the vent pipe 17, the activated carbon 16 is disposed in the inside of the vent pipe 17, the activated carbon 16 is conventional adsorptive activated carbon, and the operator can absorb and purify polluted gas by screwing the vent pipe 17 and the second airtight plate 6.

In sum, this expansion silencer, when in use, at first, operating personnel is through fixing connecting bolt 9 on connecting plate two 7, then fix inlay nut 8 on connecting bolt 9, simultaneously dead bolt 10 is fixed at connecting plate two 7, dead bolt 10 makes silencer easy dismounting, inlay nut 8 can make the installation of silencer more convenient quick inlay nut 8 simultaneously, operating personnel is through making an uproar subassembly 14 can be fallen through the spring with spring piece 1401, inner spring 1402 and outer spring 1403 equipment, the effect of making an uproar damping can be reached to the noise reduction subassembly 14, microperforation board two 15 and microperforation board one 12 that the inside set up also can absorb the noise and reach the effect of amortization simultaneously, operating personnel is through connecting breather pipe 17 and airtight board two 6 screw thread, then put active carbon 16 in breather pipe 17 inside can absorb the polluted gas of purification, reach tail gas purification's effect, this is this expansion silencer's theory of operation.

Claims

1. The utility model provides an expansion silencer, includes metal casing one (1) and connects base (13), its characterized in that, the right side of metal casing one (1) is provided with metal casing two (5), and the right side of metal casing two (5) is provided with airtight plate two (6), the internal connection of metal casing one (1) has connecting spring (11), and connecting spring (11) keep away from the one end of metal casing one (1) and be connected with microperforated panel one (12), connect base (13) to set up in the inside left side of airtight plate one (4), and the right side of connecting base (13) is provided with noise reduction subassembly (14), noise reduction subassembly (14) include spring piece (1401), inner spring (1402) and outer spring (1403), and the right side of spring piece (1401) is connected with inner spring (1402), the outside of inner spring (1402) is provided with outer spring (1403), the inside of metal casing two (5) is provided with microperforated panel two (15).

2. An expansion silencer according to claim 1, wherein the left side of the first metal shell (1) is connected with a first sealing plate (4), and the left side of the first sealing plate (4) is connected with a connecting plate (3).

3. An expansion silencer according to claim 2, characterized in that the left side of the connecting plate (3) is provided with bolts (2), and that the bolts (2) are in threaded connection with the connecting plate (3).

4. An expansion silencer according to claim 1, wherein the right side of the second sealing plate (6) is connected with a second connecting plate (7), and the right side of the second connecting plate (7) is provided with a connecting bolt (9).

5. An expansion silencer according to claim 4, characterized in that the right side of the connecting bolt (9) is provided with a inlay nut (8), and that the connecting bolt (9) is provided with a securing bolt (10) in front.

6. An expansion silencer according to claim 1, wherein the left side of the second sealing plate (6) is provided with a vent pipe (17), and the second sealing plate (6) is in threaded connection with the vent pipe (17).

7. An expansion silencer according to claim 6, characterized in that the inside of the ventilation pipe (17) is provided with activated carbon (16), and that the ventilation pipe (17) is hollow cylindrical.