CN220435770U

CN220435770U - Impedance type muffler for high-pressure pipeline

Info

Publication number: CN220435770U
Application number: CN202321789256.6U
Authority: CN
Inventors: 魏来; 刘鑫; 王倩
Original assignee: Liaoning Huanchuang Machinery Equipment Co ltd
Current assignee: Liaoning Huanchuang Machinery Equipment Co ltd
Priority date: 2023-07-10
Filing date: 2023-07-10
Publication date: 2024-02-02
Anticipated expiration: 2033-07-10

Abstract

The utility model discloses a high-pressure pipeline impedance type silencer, which relates to the field of silencers and comprises a shell, wherein an air inlet pipe is arranged on the side wall of the shell, a high-pressure pipe main body is arranged at the end part of the air inlet pipe, a first silencing pipe is arranged on the inner wall of the shell and is communicated with the air inlet pipe, a first silencing cover is arranged on the inner wall of the shell and is positioned in the first silencing cover, an impact pipe is communicated with the outer wall of the first silencing cover, and a second silencing pipe is communicated with the end part of the impact pipe. According to the utility model, the mounting seat and the fixing block are arranged, so that when the shell is connected with the high-pressure pipe main body, the high-pressure pipe main body can be automatically fixed by being inserted into the mounting seat, the installation is realized very conveniently, and when the high-pressure pipe main body and the shell are required to be detached, the high-pressure pipe main body and the mounting seat can be detached only after the sliding ring is slid, the operation process is very simple and quick, and the working efficiency is improved.

Description

Impedance type muffler for high-pressure pipeline

Technical Field

The utility model relates to the field of silencers, in particular to a high-pressure pipeline impedance type silencer.

Background

A muffler is a device that allows airflow but prevents or reduces sound transmission and is an important measure for eliminating aerodynamic noise. Mufflers are capable of absorbing energy as the airflow passes through and are an effective tool for controlling noise.

The common flow passage silencer is a straight barrel type flow passage silencer, and the silencing effect is poor because the air flow runs in the straight barrel type flow passage silencer in a straight line.

The prior patent (issued publication number: CN 210627891U) is a composite impedance muffler, which comprises a cylinder body, wherein a pressure reducing cavity formed by two stages of expansion joints enables an emptying volume to expand gradually to release energy, and simultaneously, the impedance flow divider, a diffusion hole and filled silencing and energy absorbing materials absorb the energy released by multistage expansion and diffusion of the emptying air, so that the aim of effectively reducing the emptying noise is fulfilled, and the emptying noise can reach different discharging noise levels by changing the diameter of the cylinder body of the muffler, the length of the cylinder body of the expansion joint and the number design parameters of the cylinder body of the expansion joint, thereby meeting the requirements of users.

However, the above technical scheme still has certain inadequacies, and the barrel can only be connected through welding or the mode that sets up the ring flange when being connected with the high-pressure air pipe, and the time that needs is longer when welding, and the ring flange is connected and is needed to tighten a plurality of bolts, and it is not convenient enough to connect.

Disclosure of Invention

Based on the above, the utility model aims to provide a high-pressure pipeline impedance type muffler so as to solve the technical problem of insufficient convenience in connection.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high-pressure line impedance formula muffler, includes the casing, the lateral wall of casing is equipped with the intake pipe, the tip of intake pipe is installed the high-pressure pipe main part, the inner wall of casing is equipped with a muffler pipe, and a muffler pipe and intake pipe intercommunication, the inner wall of casing is equipped with a muffler cover, and a muffler pipe is located the inside of a muffler cover, the outer wall intercommunication of a muffler cover has the striking pipe, the tip intercommunication of striking pipe has No. two muffler pipes, the tip intercommunication of No. two muffler pipes has the outlet duct, and the other end of outlet duct extends to the outside of casing.

As an optimal technical scheme of the impedance type muffler for the high-pressure pipeline, the outer wall of the air inlet pipe is fixedly sleeved with the mounting seat, the outer wall of the high-pressure pipe main body is provided with two groups of fixing blocks, the outer walls of the two groups of fixing blocks are provided with sliding grooves, the inner wall of each sliding groove is slidably connected with a clamping block, the outer wall of each clamping block is provided with a limiting spring, the other end of each limiting spring is connected with the inner wall of each sliding groove, the inner wall of the mounting seat is provided with two groups of clamping grooves, and the two groups of clamping grooves are matched with the two groups of clamping blocks.

As a preferable technical scheme of the impedance type silencer for the high-pressure pipeline, two groups of clamping blocks are provided with movable grooves on the outer walls, a sliding ring is sleeved on the outer wall of the main body of the high-pressure pipeline in a sliding mode, two groups of ejector rods are arranged on the outer wall of the sliding ring, one ends of the two groups of ejector rods extend into the two groups of movable grooves respectively, movable shafts are arranged on the outer walls of the two groups of movable grooves at one ends of the movable grooves, which are located in the movable grooves, and the outer walls of the movable shafts are in sliding connection with the inner walls of the movable grooves.

As an optimal technical scheme of the impedance muffler for the high-pressure pipeline, the end parts of the air inlet pipe and the high-pressure air pipe main body are provided with sealing rings, the two sealing rings are mutually attached, the inner wall of the mounting seat is provided with a sealing rubber pad, and the outer wall of the sealing rubber pad is attached to the outer wall of the high-pressure air pipe main body.

As a preferable technical scheme of the impedance type silencer for the high-pressure pipeline, a plurality of groups of sound dispersing holes are formed in the outer wall of the first silencing pipe, and a plurality of groups of speed reducing grooves are formed in the inner wall of the second silencing pipe.

As a preferable technical scheme of the impedance type muffler for the high-pressure pipeline, the outer wall of the air outlet pipe is fixedly sleeved with the second muffler cover, and the outer wall of the air outlet pipe is provided with a plurality of groups of muffler holes.

As a preferable technical scheme of the high-pressure pipeline impedance type silencer, the inner wall of the shell, the inner wall of the first silencing cover and the inner wall of the second silencing cover are filled with silencing cotton.

In summary, the utility model has the following advantages:

according to the utility model, the mounting seat and the fixing block are arranged, so that when the shell is connected with the high-pressure pipe main body, the high-pressure pipe main body can be automatically fixed by being inserted into the mounting seat, the installation is realized very conveniently, and when the high-pressure pipe main body and the shell are required to be detached, the high-pressure pipe main body and the mounting seat can be detached only after the sliding ring is slid, the operation process is very simple and quick, and the working efficiency is improved.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a front perspective cross-sectional view of the present utility model;

FIG. 3 is a schematic view of the internal structure of the housing according to the present utility model;

FIG. 4 is an enlarged view of FIG. 2A in accordance with the present utility model;

fig. 5 is a schematic diagram of a latch structure according to the present utility model.

In the figure: 1. a housing; 2. an air inlet pipe; 3. a first muffler pipe; 4. a first silencing cover; 5. a striking tube; 6. a second muffler pipe; 7. an air outlet pipe; 8. a high pressure pipe body; 9. a mounting base; 10. a fixed block; 11. a clamping block; 12. a clamping groove; 13. a slip ring; 14. a push rod; 15. a movable groove; 16. a movable shaft; 17. a sound dispersion hole; 18. a speed reducing groove; 19. a second muffler cover; 20. and the silencing hole.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

Hereinafter, an embodiment of the present utility model will be described in accordance with its entire structure.

The utility model provides a high-pressure line impedance formula muffler, as shown in fig. 1-5, including casing 1, casing 1's lateral wall is equipped with intake pipe 2, intake pipe 2's tip is installed high-pressure pipe main part 8, casing 1's inner wall is equipped with amortization pipe 3, and amortization pipe 3 and intake pipe 2 intercommunication, casing 1's inner wall is equipped with amortization cover 4, and amortization pipe 3 is located the inside of amortization cover 4, amortization cover 4's outer wall intercommunication has striking pipe 5, striking pipe 5's tip intercommunication has amortization pipe 6 No. two, no. two amortization pipe 6's tip intercommunication has outlet duct 7, and outlet duct 7's the other end extends to casing 1's outside, intake pipe 2's outer wall fixed cover is equipped with mount pad 9, high-pressure pipe main part 8's outer wall is equipped with two sets of fixed blocks 10, the spout has been seted up to two sets of fixed block 10's outer wall, spout's inner wall sliding connection has fixture 11, fixture 11's outer wall is equipped with spacing spring, and spacing spring's the other end is connected in the inner wall of spout, two sets of draw-in grooves 12 have been seted up to the inner wall of amortization cover 4, and two sets of draw-in grooves 12 and two sets of fixture 11 and the outer wall 11 have the ram 11 to the outer wall, the outer wall 15 of 1, the outer wall 15 of two sets of draw-in groove 15 has two slip rings 15 to the slip ring 15, two sets of slip rings 15 have two slip rings, two slip rings 15 have two slip rings 15 to the inner slip rings 15 have two slip rings 15, two slip rings 15 respectively, two inner slip rings 15 have two slip rings 15, 15 inside 15, 15's inner slip ring 15 has two slip ring 15, and two slip ring set 15 has 15.

When needs are connected with high-pressure pipe main part 8 with casing 1, only need insert high-pressure pipe main part 8 in mount pad 9, the inner wall of mount pad 9 is through the inclined plane of fixture 11 with fixture 11 squeeze into the spout in, when inserting high-pressure pipe main part 8 in mount pad 9 completely, fixture 11 can be through spacing spring reset get into draw-in groove 12 in, can fix voluntarily, thereby realize the installation, and very convenient, and when needs are dismantled high-pressure pipe main part 8 and casing 1, only need slide sliding ring 13, sliding ring 13 passes through ejector pin 14 and drives loose axle 16 and remove, loose axle 16 passes through movable groove 15 and drives fixture 11 and enter into the spout, fixture 11 and draw-in groove 12 separation at this moment, can dismantle high-pressure pipe main part and mount pad 9.

Referring to fig. 2-4, the end parts of the air inlet pipe 2 and the high-pressure air pipe body are provided with sealing rings, the two sealing rings are mutually attached, the inner wall of the mounting seat 9 is provided with a sealing rubber pad, and the outer wall of the sealing rubber pad is attached to the outer wall of the high-pressure air pipe body.

The sealing washer has improved the leakproofness between high-pressure pipe main part 8 and the intake pipe 2 with sealing rubber pad's setting, has prevented that high-pressure pipe main part 8 and intake pipe 2 junction from leaking gas.

Referring to fig. 2, a plurality of groups of sound-dissipating holes 17 are formed in the outer wall of the first muffler pipe 3, a plurality of groups of speed-reducing grooves 18 are formed in the inner wall of the second muffler pipe 6, a second muffler cover 19 is fixedly sleeved on the outer wall of the air outlet pipe 7, and a plurality of groups of sound-dissipating holes 20 are formed in the outer wall of the air outlet pipe 7.

The setting of sound dispersion hole 17 disperses the gas that high-pressure pipe main part 8 entered into the muffler pipe, has played the amortization effect, thereby the setting of indent 18 makes the gas take place to revolve when flowing through indent 18 and reduces the air current velocity to reduce the noise that gas and pipe wall contact sent, further improved the amortization effect, no. two amortization covers 19 and amortization hole 20 set up further to the air current and amortize.

Referring to fig. 1-3, the inner wall of the housing 1, the inner wall of the first muffler cover 4, and the inner wall of the second muffler cover 19 are filled with noise-reducing cotton.

Noise can be absorbed by the noise-reducing cotton, so that the noise-reducing effect of the device is further improved.

When in use, when the shell 1 is connected with the high-pressure pipe main body 8, the high-pressure pipe main body 8 is only required to be inserted into the mounting seat 9, and the high-pressure pipe main body can be automatically fixed, so that the installation is realized, the high-pressure pipe main body is very convenient and fast, and when the high-pressure pipe main body 8 and the shell 1 are required to be disassembled, the high-pressure pipe main body and the mounting seat 9 can be disassembled only after the sliding ring 13 is required to be slid, the operation process is very simple and fast, and the work efficiency is improved.

Although embodiments of the utility model have been shown and described, the detailed description is to be construed as exemplary only and is not limiting of the utility model as the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and modifications, substitutions, variations, etc. may be made in the embodiments as desired by those skilled in the art without departing from the principles and spirit of the utility model, provided that such modifications are within the scope of the appended claims.

Claims

1. High pressure pipe impedance formula muffler, including casing (1), its characterized in that: the utility model discloses a high-pressure pipe, including casing (1), impact pipe (5) are installed to the lateral wall of casing (1), high-pressure pipe main part (8) are installed to the tip of intake pipe (2), the inner wall of casing (1) is equipped with a muffler pipe (3), and a muffler pipe (3) and intake pipe (2) intercommunication, the inner wall of casing (1) is equipped with a muffler cover (4), and a muffler pipe (3) are located the inside of a muffler cover (4), the outer wall intercommunication of a muffler cover (4) has impact pipe (5), the tip intercommunication of impact pipe (5) has No. two muffler pipes (6), the tip intercommunication of No. two muffler pipes (6) has outlet duct (7), and the other end of outlet duct (7) extends to the outside of casing (1).

2. A high pressure pipe impedance muffler according to claim 1 wherein: the outer wall fixed cover of intake pipe (2) is equipped with mount pad (9), the outer wall of high-pressure pipe main part (8) is equipped with two sets of fixed blocks (10), two sets of spout has been seted up to the outer wall of fixed block (10), the inner wall sliding connection of spout has fixture block (11), the outer wall of fixture block (11) is equipped with spacing spring, and spacing spring's the other end is connected in the inner wall of spout, two sets of draw-in grooves (12) have been seted up to the inner wall of mount pad (9), and two sets of draw-in grooves (12) agree with two sets of fixture blocks (11).

3. A high pressure pipe impedance muffler according to claim 2 wherein: two sets of movable groove (15) have been seted up to the outer wall of fixture block (11), the outer wall slip cap of high-pressure tube main part (8) is equipped with sliding ring (13), the outer wall of sliding ring (13) is equipped with two sets of ejector pins (14), and the one end of two sets of ejector pins (14) extends to the inside of two sets of movable grooves (15) respectively, two sets of movable groove (15) are located the inside one end outer wall of movable groove (15) and are equipped with loose axle (16), and the outer wall of loose axle (16) and the inner wall sliding connection of movable groove (15).

4. A high pressure pipe impedance muffler according to claim 2 wherein: the air inlet pipe (2) is provided with a sealing ring with the end part of the high-pressure air pipe main body, the two groups of sealing rings are mutually attached, the inner wall of the mounting seat (9) is provided with a sealing rubber pad, and the outer wall of the sealing rubber pad is attached to the outer wall of the high-pressure air pipe main body.

5. A high pressure pipe impedance muffler according to claim 1 wherein: a plurality of groups of sound scattering holes (17) are formed in the outer wall of the first silencing pipe (3), and a plurality of groups of speed reducing grooves (18) are formed in the inner wall of the second silencing pipe (6).

6. A high pressure pipe impedance muffler according to claim 1 wherein: the outer wall of the air outlet pipe (7) is fixedly sleeved with a second silencing cover (19), and a plurality of groups of silencing holes (20) are formed in the outer wall of the air outlet pipe (7).

7. A high pressure pipe impedance muffler according to claim 1 wherein: the inner wall of the shell (1), the inner wall of the first silencing cover (4) and the inner wall of the second silencing cover (19) are filled with silencing cotton.