CN208859060U - A kind of natural gas valve blowdown air releasing silencer - Google Patents

Abstract

The utility model relates to air releasing silencer technical fields, and disclose a kind of natural gas valve blowdown air releasing silencer, including pedestal, valve fixed frame is fixedly installed at the top of the pedestal, the internal activity of the valve fixed frame is connected with pipeline inlet and outlet connectors, it is fixedly installed with valve control pipeline at the top of the pipeline inlet and outlet connectors, is fixedly installed with valve switch case at the top of the valve control pipeline.The natural gas valve blowdown air releasing silencer, sound is tentatively eliminated by sound-absorbing hole and plane acoustic board, the silencer can be effectively avoided the bad problem of noise elimination effect occur, pass through the slot and bending acoustic board in outlet pipe fixed plate, the secondary acoustical absorptivity of silencer can effectively be enhanced, rubber plugging block is connected with by Y type outlet top movable, can be effectively reduced unwanted noise and break through suppressor case keeps filth-discharging effect undesirable, thus the problem of effective solution natural gas discharge noise is big and the rare similar products in market.

Description

A kind of natural gas valve blowdown air releasing silencer

Technical field

The utility model relates to air releasing silencer technical field, specially a kind of natural gas valve blowdown air releasing silencer.

Background technique

There are many type of silencer, but study carefully its noise elimination mechanism, and they can be divided into six kinds of main types, that is, are vented Silencer, dissipative muffler, reactive muffler, impedance composite muffler, microperforated panel silencer, micropole diffusor and active Silencer, wherein air releasing silencer is that purposes is relatively extensive a kind of, and vent muffler is for the emptying exhaust of factory's pipeline When generate noise and a inhibition noise product designed and developed.

Gas air releasing silencer is a kind of noise that can eliminate sound transmission generation, passes through the gentle stream of gas, is prevented and treated The equipment that environmental noise generates pollution to the mankind and animals and plants, it is by multistage difference entire body, and porous diffusion principle and metal are inhaled The exhaust emptying effect of sound material composition is mainly used for reducing steam noise and oxygen that boiler, steam turbine and steam pipe network generate Press, nitrogen compressor and air compressor machine etc. generate the interference noise that various nontoxicitys have the steam discharge for body of calming the anger to generate when being vented, silencing pot It is not easy to corrode using stainless steel making, sound deadening capacity is greatly and consumption steel rate is low, has small in size, and light-weight, intensity is high, installs and puts just etc. Advantage.

Natural gas station and natural gas line are inspected periodically and in maintenance process, are needed the natural gas row in pipeline Out, strong airflow exits noise can be generated this when, to influence the normal work of staff, and be directed on the market This silencer also more lacks, so propose a kind of natural gas valve blowdown air releasing silencer solve it is above-mentioned proposed in The problem of.

Utility model content

(1) the technical issues of solving

In view of the deficiencies of the prior art, the utility model provides a kind of natural gas valve blowdown air releasing silencer, has The advantages that acoustical absorptivity is high solves the problems, such as that natural gas discharge noise is big and the rare similar products in market.

(2) technical solution

To realize the high purpose of above-mentioned acoustical absorptivity, the utility model is provided the following technical solutions: a kind of natural gas valve Blowdown air releasing silencer, including pedestal, are fixedly installed with valve fixed frame at the top of the pedestal, the valve fixed frame it is interior Portion is connected with pipeline inlet and outlet connectors, and valve control pipeline, the valve are fixedly installed at the top of the pipeline inlet and outlet connectors It is fixedly installed with valve switch case at the top of gate tubing giving sufficient strength, the left and right side of the valve switch case is movably installed with out Case bolt is closed, the front of the valve switch case is movably installed with valve bolt, the outside of the valve bolt and is located at valve The front of switch-box is movably installed with valve switch ring, is movably installed on the right side of the valve fixed frame and base top activity The suppressor case of connection is movably installed with the natural gas extended to inside suppressor case on the right side of the pipeline inlet and outlet connectors Inlet duct, the internal activity of the suppressor case are equipped with living far from pipeline inlet and outlet connectors side with gas inlet pipeline Dynamic connection enters pipe fixed plate, it is described enter pipe fixed plate inside offer sound-absorbing hole, it is described enter pipe fixed plate left side activity The bolt of fixing plate extended to outside suppressor case, the inside of the suppressor case and the top for being located at sound-absorbing hole are installed It is movably installed with acoustic board fixed block, plane sound absorption is movably installed between the opposite side of two acoustic board fixed blocks Plate, the inside of the suppressor case and the top movable for being located at plane acoustic board are equipped with outlet pipe fixed plate, and the outlet pipe is solid The external activity of fixed board is equipped with the Y type outlet extended at the top of suppressor case, the outside of the Y type outlet and is located at The top movable of outlet pipe fixed plate is equipped with bending acoustic board, is fixedly installed at the top of the suppressor case and exports with Y type The rubber plugging block that tube top portion is flexibly connected, the internal activity of the rubber plugging block, which is equipped with, to be extended at the top of rubber plugging block Muffler outlet.

Preferably, the bottom of the pedestal is movably installed with the fixing bolt connecting with valve fixed frame internal activity, should The quantity of fixing bolt is four.

Preferably, the junction of the pipeline inlet and outlet connectors and gas inlet pipeline offers thread groove, and pipeline into The external activity of outgoing interface is equipped with the fixing bolt being flexibly connected with gas inlet pipeline external.

Preferably, it is described enter pipe fixed plate on sound absorption hole number be 36.

Preferably, the junction of the plane acoustic board and acoustic board fixed block is movably installed with miniature screw, this is small-sized Screw number is four.

Preferably, the inside of the outlet pipe fixed plate offers and the identical slot of sound-absorbing hole, and the number of the slot Amount is 36.

Preferably, the top movable of the rubber plugging block is equipped with the small-sized spiral shell connecting with suppressor case top movable Nail.

(3) beneficial effect

Compared with prior art, the utility model provides a kind of natural gas valve blowdown air releasing silencer, has following The utility model has the advantages that

1, the natural gas valve blowdown air releasing silencer switchs ring regulating switch by setting rotating valve, and having reached can The effect for freely adjusting the discharge amount of natural gas enters noise elimination from pipeline inlet and outlet connectors and gas inlet pipeline by natural gas Device shell can make the favorable sealing property of the silencer, tentatively eliminate sound, Neng Gouyou by sound-absorbing hole and plane acoustic board Effect avoids the silencer from the undesirable problem of noise elimination effect occur.

2, the natural gas valve blowdown air releasing silencer can by the slot and bending acoustic board in outlet pipe fixed plate The secondary acoustical absorptivity for effectively enhancing the silencer is connected with rubber plugging block, Neng Gouyou by the top movable of Y type outlet Effect, which reduces unwanted noise breakthrough suppressor case, causes filth-discharging effect undesirable, thus the natural gas discharge noise efficiently solved The problem of rare similar products in big and market.

Detailed description of the invention

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

Fig. 2 is the enlarged structure schematic diagram of the utility model A shown in FIG. 1.

In figure: 1 pedestal, 2 valve fixed frames, 3 pipeline inlet and outlet connectors, 4 valves control pipeline, 5 valve switch casees, 6 switches Case bolt, 7 valve bolts, 8 valve switch rings, 9 suppressor cases, 10 gas inlet pipelines, 11 enter pipe fixed plate, 12 sound absorptions Hole, 13 bolt of fixing plate, 14 acoustic board fixed blocks, 15 plane acoustic boards, 16 outlet pipe fixed plates, 17Y type outlet, 18 bendings are inhaled Sound plate, 19 rubber plugging blocks, 20 muffler outlets.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

A kind of natural gas valve blowdown air releasing silencer referring to FIG. 1-2, including pedestal 1, the fixed peace in the top of pedestal 1 Equipped with valve fixed frame 2, the bottom of pedestal 1 is movably installed with the fixing bolt connecting with 2 internal activity of valve fixed frame, this is solid The quantity for determining bolt is four, and the internal activity of valve fixed frame 2 is connected with pipeline inlet and outlet connectors 3, the top of pipeline inlet and outlet connectors 3 Portion is fixedly installed with valve control pipeline 4, and the top of valve control pipeline 4 is fixedly installed with valve switch case 5, valve switch case 5 left and right side is movably installed with switch-box bolt 6, and the front of valve switch case 5 is movably installed with valve bolt 7, valve The outside of door bolt 7 and the front for being located at valve switch case 5 are movably installed with valve switch ring 8, and the right side of valve fixed frame 2 is living Dynamic to be equipped with the suppressor case 9 connecting with 1 top movable of pedestal, the right side of pipeline inlet and outlet connectors 3, which is movably installed with, to be extended to Gas inlet pipeline 10 inside suppressor case 9, pipeline inlet and outlet connectors 3 and the junction of gas inlet pipeline 10 open up There is thread groove, and the external activity of pipeline inlet and outlet connectors 3 is equipped with the fixation connecting with 10 external activity of gas inlet pipeline Bolt, the internal activity of suppressor case 9, which is equipped with, to be connected with gas inlet pipeline 10 far from the 3 side activity of pipeline inlet and outlet connectors What is connect enters pipe fixed plate 11, and the inside for entering pipe fixed plate 11 offers sound-absorbing hole 12, enters the number of sound-absorbing hole 12 in pipe fixed plate 11 Amount is 36, and the left side for entering pipe fixed plate 11 is movably installed with the bolt of fixing plate 13 extended to outside suppressor case 9, The inside of suppressor case 9 and be located at sound-absorbing hole 12 top movable acoustic board fixed block 14 is installed, two acoustic boards are fixed Plane acoustic board 15, the junction of plane acoustic board 15 and acoustic board fixed block 14 are movably installed between the opposite side of block 14 It is movably installed with miniature screw, which is four, the inside of suppressor case 9 and is located at plane acoustic board 15 Top movable is equipped with outlet pipe fixed plate 16, the inside of outlet pipe fixed plate 16 offer with the identical slot of sound-absorbing hole 12, And the quantity of the slot is 36, the external activity of outlet pipe fixed plate 16 is equipped with the Y for extending to 9 top of suppressor case Type outlet 17, the outside of Y type outlet 17 and the top movable for being located at outlet pipe fixed plate 16 are equipped with bending acoustic board 18, disappear The top of sound device shell 9 is fixedly installed with the rubber plugging block 19 connecting with 17 top movable of Y type outlet, rubber plugging block 19 Top movable the miniature screw connecting with 9 top movable of suppressor case is installed, the internal activity peace of rubber plugging block 19 Equipped with the muffler outlet 20 for extending to 19 top of rubber plugging block, which passes through outlet pipe Slot and bending acoustic board 18 in fixed plate 16, can effectively enhance the secondary acoustical absorptivity of the silencer, be exported by Y type The top movable of pipe 17 is connected with rubber plugging block 19, and can be effectively reduced unwanted noise breakthrough suppressor case 9 leads to blowdown Effect is undesirable, thus the problem of effective solution natural gas discharge noise is big and the rare similar products in market.

In conclusion the natural gas valve blowdown air releasing silencer, switchs 8 regulating switch of ring by setting rotating valve, The discharge amount for having achieved the effect that freely adjustable natural gas, by natural gas from pipeline inlet and outlet connectors 3 and gas inlet pipe Road 10 enters suppressor case 9, can make the favorable sealing property of the silencer, by the beginning of sound-absorbing hole 12 and plane acoustic board 15 Step eliminates sound, and the silencer can effectively be avoided the undesirable problem of noise elimination effect occur.

Also, the natural gas valve blowdown air releasing silencer passes through the slot and bending acoustic board in outlet pipe fixed plate 16 18, it can effectively enhance the secondary acoustical absorptivity of the silencer, rubber is connected with by the top movable of Y type outlet 17 and is blocked Block 19, can be effectively reduced unwanted noise and break through suppressor case 9 causes the filth-discharging effect undesirable, thus effective solution day The problem of right gas displacement noise is big and the rare similar products in market.

It should be noted that the terms "include", "comprise" or its any other variant are intended to the packet of nonexcludability Contain, so that the process, method, article or equipment for including a series of elements not only includes those elements, but also including Other elements that are not explicitly listed, or further include for elements inherent to such a process, method, article, or device. In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including the element Process, method, article or equipment in there is also other identical elements.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (7)

1. a kind of natural gas valve blowdown air releasing silencer, including pedestal (1), it is characterised in that: the top of the pedestal (1) is solid Dingan County is equipped with valve fixed frame (2), and the internal activity of the valve fixed frame (2) is connected with pipeline inlet and outlet connectors (3), the pipe Valve control pipeline (4), the fixed peace in the top of valve control pipeline (4) are fixedly installed at the top of road inlet and outlet connectors (3) Equipped with valve switch case (5), the left and right side of the valve switch case (5) is movably installed with switch-box bolt (6), described The front of valve switch case (5) is movably installed with valve bolt (7), the outside of the valve bolt (7) and be located at valve switch The front of case (5) is movably installed with valve switch ring (8), is movably installed on the right side of the valve fixed frame (2) and pedestal (1) The suppressor case (9) of top movable connection, is movably installed on the right side of the pipeline inlet and outlet connectors (3) and extends to silencer shell The internal gas inlet pipeline (10) of body (9), the internal activity of the suppressor case (9) are equipped with and gas inlet pipe Road (10) far from pipeline inlet and outlet connectors (3) side be flexibly connected enter pipe fixed plate (11), it is described enter pipe fixed plate (11) it is interior Portion offers sound-absorbing hole (12), it is described enter pipe fixed plate (11) on the left of be movably installed with that extend to suppressor case (9) external Bolt of fixing plate (13), the inside of the suppressor case (9) and be located at sound-absorbing hole (12) top movable sound absorption is installed Plate fixed block (14) is movably installed with plane acoustic board (15) between the opposite side of two acoustic board fixed blocks (14), The inside of the suppressor case (9) and be located at plane acoustic board (15) top movable outlet pipe fixed plate (16), institute are installed The external activity for stating outlet pipe fixed plate (16) is equipped with the Y type outlet (17) extended at the top of suppressor case (9), the Y The outside of type outlet (17) and the top movable for being located at outlet pipe fixed plate (16) are equipped with bending acoustic board (18), the noise elimination The rubber plugging block (19) connecting with Y type outlet (17) top movable, the rubber are fixedly installed at the top of device shell (9) The internal activity of plugging block (19) is equipped with the muffler outlet (20) extended at the top of rubber plugging block (19).

2. a kind of natural gas valve blowdown air releasing silencer according to claim 1, it is characterised in that: the pedestal (1) Bottom be movably installed with the fixing bolt connecting with valve fixed frame (2) internal activity, the quantity of the fixing bolt is four.

3. a kind of natural gas valve blowdown air releasing silencer according to claim 1, it is characterised in that: the pipeline disengaging The junction of interface (3) and gas inlet pipeline (10) offers thread groove, and the external activity peace of pipeline inlet and outlet connectors (3) Equipped with the fixing bolt being connect with gas inlet pipeline (10) external activity.

4. a kind of natural gas valve blowdown air releasing silencer according to claim 1, it is characterised in that: it is described enter pipe fix Sound-absorbing hole (12) quantity on plate (11) is 36.

5. a kind of natural gas valve blowdown air releasing silencer according to claim 1, it is characterised in that: the plane sound absorption The junction of plate (15) and acoustic board fixed block (14) is movably installed with miniature screw, which is four.

6. a kind of natural gas valve blowdown air releasing silencer according to claim 1, it is characterised in that: the outlet pipe is fixed The inside of plate (16) offers and sound-absorbing hole (12) identical slot, and the quantity of the slot is 36.

7. a kind of natural gas valve blowdown air releasing silencer according to claim 1, it is characterised in that: the rubber blocks The top movable of block (19) is equipped with the miniature screw connecting with suppressor case (9) top movable.