CN219809496U

CN219809496U - Valve exhaust silencer

Info

Publication number: CN219809496U
Application number: CN202321294460.0U
Authority: CN
Inventors: 袁海洲; 黄东红; 王明娟
Original assignee: Jiangsu Yichuang Semiconductor Technology Co ltd
Current assignee: Jiangsu Yichuang Semiconductor Technology Co ltd
Priority date: 2023-05-25
Filing date: 2023-05-25
Publication date: 2023-10-10
Anticipated expiration: 2033-05-25

Abstract

The utility model discloses a valve exhaust silencer, which relates to the field of valves and comprises a primary silencing assembly and a secondary silencing assembly; the first-level silencing assembly comprises silencing boxes, a plurality of silencing plates are arranged in the silencing boxes in an array mode, a plurality of diversion holes are formed in each silencing plate, and diversion holes in adjacent silencing plates are arranged in a staggered mode. The gas flows into the silencing box and is subjected to pressure relief through the flow guide holes on the silencing plate, and the adjacent flow guide holes on the silencing plate are arranged in a staggered mode, so that the high-pressure gas entering the silencing box walks along an S-shaped route, the flowing distance of the high-pressure gas is prolonged, and the silencing effect is enhanced. Noise elimination case can the separation noise, prevents that noise from passing to the outside of noise elimination case and producing noise interference to the operator. According to the utility model, the high-pressure gas is subjected to two-stage silencing, so that the flow route of the high-pressure gas is prolonged, and meanwhile, the silencing box is further arranged, so that the silencing effect is better, and the interference of noise to an operator can be effectively avoided.

Description

Valve exhaust silencer

Technical Field

The utility model relates to the field of valves, in particular to a valve exhaust silencer.

Background

The valve is a control component in the fluid conveying system and has the functions of stopping, adjusting, guiding, preventing backflow, stabilizing pressure, diverting or overflow pressure relief and the like. In some high-pressure pipeline systems, the pressure in the pipeline is required to be released from time to time, the pressure in the pipeline system is released slowly by an exhaust valve or a safety valve in the prior art, and huge noise generated in the high-pressure gas release process is easy to cause environmental pollution and damage to the body of an operator.

Disclosure of Invention

In order to overcome the above disadvantages, the present utility model aims to provide a valve exhaust silencer with multi-stage silencing function, which can effectively reduce noise.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the valve exhaust silencer comprises a primary silencing assembly and a secondary silencing assembly;

the first-level silencing assembly comprises silencing boxes, a plurality of silencing plates are arranged in the silencing boxes in an array mode, a plurality of diversion holes are formed in each silencing plate, and diversion holes in adjacent silencing plates are arranged in a staggered mode. The gas flows into the silencing box and is subjected to pressure relief through the flow guide holes on the silencing plate, and the adjacent flow guide holes on the silencing plate are arranged in a staggered mode, so that the high-pressure gas entering the silencing box walks along an S-shaped route, the flowing distance of the high-pressure gas is prolonged, and the silencing effect is enhanced. Noise elimination case can the separation noise, prevents that noise from passing to the outside of noise elimination case and producing noise interference to the operator.

According to the utility model, the high-pressure gas is subjected to two-stage silencing, so that the flow route of the high-pressure gas is prolonged, and meanwhile, the silencing box is further arranged, so that the silencing effect is better, and the interference of noise to an operator can be effectively avoided.

Further is: the air inlet of the silencing box is arranged in an splayed shape, so that the cross section area of high-pressure air flowing is enlarged, the flowing speed of the high-pressure air is slowed down, the high-pressure air is decompressed, and the effect of noise reduction is achieved.

Further is: the silencing box comprises a metal shell, silencing cotton is filled in the metal shell, and can absorb noise generated in the flowing process of high-pressure gas.

Further is: the air outlet end of the silencing box is provided with a guide piece, the guide piece is arranged to be conical, and the guide piece is used for guiding high-pressure air to flow into the silencing pipe.

Further is: the secondary silencing assembly comprises a silencing pipe arranged at the air outlet end of the silencing box in a circumferential array mode, and the silencing pipe is communicated with the silencing box.

Further is: the silencing pipe is provided with a plurality of exhaust holes, and the silenced gas is discharged into the atmosphere through the exhaust holes.

Further is: the silencer is characterized in that a sealing groove is formed in the air inlet end of the silencer, a sealing ring is arranged in the sealing groove, and a connecting pipe connected with a valve is connected with the silencer in a sealing mode through the sealing groove and the sealing ring.

The utility model has the beneficial effects that the two-stage silencing is carried out on the high-pressure gas, the flow guide holes on the adjacent silencing plates are staggered to prolong the flow route of the high-pressure gas, and meanwhile, the silencing box is also arranged to ensure that the silencing effect is better, and the interference of noise to an operator can be effectively avoided.

Drawings

FIG. 1 is a front view of an embodiment of the present utility model;

FIG. 2 is a right side view of an embodiment of the present utility model;

FIG. 3 is a cross-sectional view of A-A of an embodiment of the present utility model;

FIG. 4 is a schematic view of a muffler plate according to an embodiment of the present utility model;

in the figure: 1. a primary muffler assembly; 2. a secondary muffler assembly; 101. a sound-eliminating box; 102. a muffler plate; 103. a deflector aperture; 104. a seal ring; 3. a flow guide; 201. a muffler pipe; 202. and an exhaust hole.

Detailed Description

The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1, an embodiment of the present utility model provides a valve exhaust silencer including a primary silencer assembly 1 and a secondary silencer assembly 2;

as shown in fig. 2, 3 and 4, the primary silencing assembly 1 includes a silencing box 101, a plurality of silencing plates 102 are arranged in the silencing box 101 in an array manner, a plurality of flow guiding holes 103 are formed in each silencing plate 102, and the flow guiding holes 103 on adjacent silencing plates 102 are arranged in a staggered manner. The gas flows into the silencer 101 and is decompressed through the diversion holes 103 on the silencer 102, and the diversion holes 103 on the silencer 102 are arranged adjacently in a staggered mode, so that the high-pressure gas entering the silencer 101 walks along the S-shaped route, the flowing distance of the high-pressure gas is prolonged, and the silencing effect is enhanced. The noise reduction box 101 can block noise and prevent noise from being transmitted to the outside of the noise reduction box 101 to cause noise interference to an operator.

According to the utility model, the high-pressure gas is subjected to two-stage silencing, so that the flow route of the high-pressure gas is prolonged, and meanwhile, the silencing box 101 is also arranged, so that the silencing effect is better, and the interference of noise to an operator can be effectively avoided.

On the basis of the above, the air inlet of the silencer 101 is arranged in an splayed shape, so that the cross-sectional area of the flow of the high-pressure air is enlarged, the flow speed of the high-pressure air is slowed down, the pressure of the high-pressure air is relieved, and the effect of reducing noise is achieved.

On the basis of the above, the silencer casing 101 includes a metal case, and the inside of the metal case is filled with silencing cotton capable of absorbing noise generated in the flow process of high-pressure gas.

On the basis of the above, the air outlet end of the silencer cabinet 101 is provided with a flow guiding member 3, the flow guiding member 3 is provided with a conical shape, and the flow guiding member 3 is used for guiding high-pressure air to flow into the silencer pipe 201.

On the basis of the above, the secondary silencing assembly 2 comprises a silencing pipe 201 arranged at the air outlet end of the silencing box 101 in a circumferential array manner, and the silencing pipe 201 is communicated with the silencing box 101.

On the basis of the above, the muffler pipe 201 is provided with a plurality of exhaust holes 202, and the muffled gas is discharged into the atmosphere through the exhaust holes 202.

On the basis of the above, the air inlet end of the silencer 101 is provided with a sealing groove, a sealing ring 104 is arranged in the sealing groove, and the sealing groove and the sealing ring 104 enable a connecting pipe connected with a valve to be in sealing connection with the silencer.

The above embodiments are only for illustrating the technical concept and features of the present utility model, and are intended to enable those skilled in the art to understand the content of the present utility model and to implement the same, but are not intended to limit the scope of the present utility model, and all equivalent changes or modifications made according to the spirit of the present utility model should be included in the scope of the present utility model.

Claims

1. A valve exhaust silencer, characterized in that: comprises a primary silencing component (1) and a secondary silencing component (2);

the primary silencing assembly (1) comprises silencing boxes (101), a plurality of silencing plates (102) are arranged in the silencing boxes (101) in an array mode, a plurality of diversion holes (103) are formed in each silencing plate (102), and the diversion holes (103) on the adjacent silencing plates (102) are arranged in a staggered mode.

2. A valve exhaust silencer as claimed in claim 1, wherein: the air inlet of the silencing box (101) is arranged in an splayed mode.

3. A valve exhaust silencer as claimed in claim 1, wherein: the silencing box (101) comprises a metal shell, and silencing cotton is filled in the metal shell.

4. A valve exhaust silencer as claimed in claim 1, wherein: the air outlet end of the silencing box (101) is provided with a flow guiding piece (3), and the flow guiding piece (3) is arranged in a conical shape.

5. A valve exhaust silencer as claimed in claim 1, wherein: the secondary silencing assembly (2) comprises silencing pipes (201) arranged at the air outlet end of the silencing box (101) in a circumferential array mode, and the silencing pipes (201) are communicated with the silencing box (101).

6. A valve exhaust silencer as claimed in claim 5, wherein: a plurality of exhaust holes (202) are formed in the silencing pipe (201).

7. A valve exhaust silencer as claimed in claim 1, wherein: the air inlet end of the silencing box (101) is provided with a sealing groove, and a sealing ring (104) is arranged in the sealing groove.