CN210398392U

CN210398392U - Gas diffusion noise reduction metering device

Info

Publication number: CN210398392U
Application number: CN201920695004.4U
Authority: CN
Inventors: 肖键; 秦东岩; 王更
Original assignee: Beijing Gas Group Co Ltd
Current assignee: Beijing Gas Group Co Ltd
Priority date: 2019-05-15
Filing date: 2019-05-15
Publication date: 2020-04-24
Anticipated expiration: 2029-05-15

Abstract

The utility model discloses a gas diffusion noise reduction metering device, which comprises a diffusion pipe, wherein the diffusion pipe is connected with a gas pipeline through a high-pressure hose, two ends of the high-pressure hose are respectively provided with a first joint, the gas pipeline and the diffusion pipe are respectively provided with a second joint connected with the first joint, and one end of the diffusion pipe, which is far away from the high-pressure hose, is communicated with the atmosphere through a noise reduction mechanism; the high-pressure hose is provided with a gas meter at one end close to the diffusing pipe, and a flow regulating valve is arranged on any one of the two first joints. The utility model discloses to not having the pipeline of being connected with the diffusion tower, reduced the noise of diffusing, the measurement gas that moreover can be accurate when diffusing volume of diffusing.

Description

Gas diffusion noise reduction metering device

Technical Field

The utility model relates to a gas processing apparatus, in particular to amortization metering device is diffused in gas.

Background

In the gas operation, the pressure reduction and the diffusion of the gas are common work contents in the daily operation process. At present, when the pressure regulator is overhauled, because the diffusing pipe installed on a part of pressure regulating branch pipelines is not connected with the pipeline of the diffusing tower, the gas can only be directly discharged into the atmosphere, the diffused gas volume can not be accurately counted, and the noise generated during diffusing is also large, thereby generating adverse influence on the surrounding environment and field operation personnel.

SUMMERY OF THE UTILITY MODEL

In order to solve the deficiencies in the prior art, the utility model aims to provide a gas diffuses amortization metering device, this diffusing device to not having the pipeline of being connected with the diffusing tower, reduced the noise of diffusing, the measurement gas volume of diffusing that moreover can be accurate when diffusing.

The utility model provides a technical scheme that its technical problem adopted does: a fuel gas diffusing, silencing and metering device comprises a diffusing pipe, wherein the diffusing pipe is connected with a fuel gas pipeline through a high-pressure hose, two ends of the high-pressure hose are respectively provided with a first joint, the fuel gas pipeline and the diffusing pipe are respectively provided with a second joint connected with the first joints, and one end of the diffusing pipe, which is far away from the high-pressure hose, is communicated with the atmosphere through a silencing mechanism;

a gas meter is arranged at one end of the high-pressure hose close to the diffusing pipe, and a flow regulating valve is arranged on any one of the two first joints;

the first joint comprises a first pipe body, one end of the first pipe body is inserted into the high-pressure hose, the other end of the first pipe body is arranged outside the high-pressure hose, the first pipe body is connected with the high-pressure hose in a sealing mode, one end, located outside the high-pressure hose, of the first pipe body is connected with a sleeve, the sleeve is sleeved on the first pipe body, a circle of first check ring is arranged at the end portion, located outside the high-pressure hose, of one end of the first pipe body, the end portion, connected to the first pipe body, of the sleeve is provided with a second check ring matched with the first check ring, a sealing ring is further fixedly installed on the side face, close to the second check ring, of the first check ring, and an internal;

the second connects including the second body, the second body be close to the one end of first joint be equipped with the interior screw-thread fit's of sleeve inner wall external screw thread, the length of first body and the length of second body are greater than respectively telescopic length.

Optionally, the inner diameter of the second retainer ring is larger than the outer diameter of the first pipe body and smaller than the outer diameter of the first retainer ring; the inner diameter of the second pipe body is larger than that of the first pipe body and smaller than the outer diameter of the first retainer ring.

Optionally, the first retainer ring and the end of the first pipe body are integrally formed, and the second retainer ring and the end of the sleeve are integrally formed.

Optionally, the silencing mechanism includes a silencing barrel, one end of the silencing barrel is an air inlet end, the other end of the silencing barrel is an air outlet end, an external thread is arranged on the outer wall of one end of the silencing barrel close to the air inlet end, an internal thread is arranged at one end of the diffusing pipe connected with the silencing barrel, and the silencing barrel is in threaded connection with the diffusing pipe.

Optionally, the air inlet end is tapered, and the inner diameter of the air inlet end is gradually reduced from front to back; the inner wall of the air outlet end is a cylindrical surface.

Optionally, a plurality of silencing discs are fixedly mounted on the inner wall of the silencing barrel, and silencing holes are distributed on the silencing discs.

Optionally, the distribution surfaces of the silencing holes on every two adjacent silencing discs are distributed in a staggered manner.

Optionally, the inner wall of the silencing barrel is further provided with sound absorbing cotton.

Adopt above-mentioned technical scheme, the utility model discloses when using, can be through the volume of diffusing of the accurate measurement gas of gas meter, through amortization mechanism moreover, the noise that produces when having reduced to avoid producing adverse effect to surrounding environment and site operation personnel. Additionally, the utility model discloses in, through high-pressure hose and flow control valve's use, can effectual protective gas meter, prevent that gas meter from receiving high-pressure gas to strike and damaging, simultaneously, the connected mode of the first joint of adoption and second joint, can quick detachable connect high-pressure hose and diffuse the pipe, improve high-pressure hose's coupling rate on the one hand, on the other hand can pack up high-pressure hose when not diffusing, prevent that high-pressure hose from receiving external erosion to cause the defect that the life-span is low, the cost is practiced thrift.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic view of the connection between the first joint and the second joint of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2;

fig. 4 is a schematic structural diagram of the silencing mechanism of the present invention;

fig. 5 is a schematic distribution diagram of the silencing plate of the present invention;

fig. 6 is a schematic structural diagram of the silencing plate of the present invention.

Detailed Description

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

As fig. 1, the utility model discloses a gas diffuses amortization metering device, including diffusing pipe 1, diffusing pipe 1 passes through high-pressure hose 2 and gas pipe connection, and high-pressure hose 2's both ends are equipped with first joint 3 respectively, and gas pipe and diffusing pipe 1 are equipped with the second joint 4 of being connected with first joint 3 respectively, and the one end that high-pressure hose 2 was kept away from to diffusing pipe 1 is passed through amortization mechanism 7 and is communicated with each other with the atmosphere. The high-pressure hose 2 is provided with a gas meter 5 at one end close to the diffusing pipe 1, and a flow regulating valve 6 is provided at any one of the two first joints 3, and the gas meter 5 and the flow regulating valve 6 are common fittings in the art and will not be described herein. The utility model discloses when using, can be through the volume of diffusing of 5 accurate measurement gas of gas metering device, through amortization mechanism 7 moreover, the noise that produces when having reduced to avoid producing adverse effect to surrounding environment and site operation personnel. Additionally, the utility model discloses in, through the use of high-pressure hose 2 and flow control valve 6, can effectual protective gas meter 5, prevent that gas meter 5 from receiving the high-pressure gas impact and damaging.

Specifically, as shown in fig. 2 and 3, in this embodiment, the first joint 3 includes a first pipe 301, one end of the first pipe 301 is inserted into the high-pressure hose 2, the other end of the first pipe 301 is disposed outside the high-pressure hose 2, and the first pipe 301 is connected to the high-pressure hose 2 in a sealing manner, one end of the first pipe 301, which is located outside the high-pressure hose 2, is connected to a sleeve 8, the sleeve 8 is sleeved on the first pipe 301, a circle of first retainer ring 302 is disposed at an end of the first pipe 301, which is located outside the high-pressure hose 2, an end of the sleeve 8, which is connected to the first pipe 301, is provided with a second retainer ring 801 which is matched with the first retainer ring 302, a seal ring 802 is further fixedly mounted on a side surface of the first retainer ring 302; the second connector 4 comprises a second pipe body 401, one end, close to the first connector 3, of the second pipe body 401 is provided with an external thread matched with the internal thread of the inner wall of the sleeve 8, and the length of the first pipe body 301 and the length of the second pipe body 401 are respectively greater than the length of the sleeve 8. The inner diameter of the second retainer ring 801 is larger than the outer diameter of the first pipe body 301 and smaller than the outer diameter of the first retainer ring 302; the inner diameter of the second pipe body 401 is larger than the inner diameter of the first pipe body 301 and smaller than the outer diameter of the first retainer ring 302. The first retainer ring 302 is integrally formed with the end of the first body 301, and the second retainer ring 801 is integrally formed with the end of the sleeve 8. When the first connector 3 and the second connector 4 are connected, the sleeve 8 is directly screwed into the external thread of the second pipe body 401, and while screwing, the outer end of the second pipe body 401 gradually approaches to the first retainer ring 302, because the inner diameter of the second pipe body 401 is greater than the inner diameter of the first pipe body 301 and smaller than the outer diameter of the first retainer ring 302, and the length of the second pipe body 401 is greater than the length of the sleeve 8, during screwing the sleeve 8, the second pipe body 401 finally abuts against the end of the first retainer ring 302 or the end of the first pipe body 301, so that the second retainer ring 801 approaches to the first retainer ring 302, and finally the second retainer ring 801 tightly abuts against the seal ring 802, thereby completing the sealing connection.

In this embodiment, as shown in fig. 4, the silencing mechanism 7 includes a silencing barrel 701, one end of the silencing barrel 701 is an air inlet 702, the other end is an air outlet 703, the outer wall of the silencing barrel 701 near the air inlet 702 is provided with an external thread, one end of the diffusing pipe 1 connected to the silencing barrel 701 is provided with an internal thread, and the silencing barrel 701 and the diffusing pipe 1 are connected by a thread.

Wherein the air inlet end 702 is tapered, and the inner diameter of the air inlet end 702 gradually decreases from front to back; the inner wall of the air outlet end 703 is a cylindrical surface. A plurality of silencing discs 704 are fixedly mounted on the inner wall of the silencing barrel 701, and silencing holes 705 are distributed on the silencing discs 704.

In this embodiment, as shown in fig. 5, when the muffling holes 705 are provided, the distribution surfaces of the muffling holes 705 on two adjacent muffling discs 704 are distributed in a staggered manner, for example, in the former muffling disc 704, the muffling holes 705 are distributed in the left half of the muffling disc 704, and then in the latter muffling disc 704, the muffling holes 705 are arranged in the right half of the muffling disc 704, so that when the sound waves propagate to the next muffling disc 704 through the muffling holes 705, the sound waves can be reflected by the complete surface of the left half of the next muffling disc 704, thereby further reducing the transmission energy of the sound waves and accelerating the consumption of the sound wave energy.

In this embodiment, the inner wall of the silencing pot 701 is further provided with sound absorbing cotton 706, so as to further reduce noise.

The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be understood by those skilled in the art that the scope of the present invention is not limited to the specific combination of the above-mentioned features, but also covers other embodiments formed by any combination of the above-mentioned features or their equivalents without departing from the spirit of the present invention. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.

Besides the technical features described in the specification, other technical features are known to those skilled in the art, and further description of the other technical features is omitted here in order to highlight the innovative features of the present invention.

Claims

1. The fuel gas diffusing, silencing and metering device is characterized by comprising a diffusing pipe (1), wherein the diffusing pipe (1) is connected with a fuel gas pipeline through a high-pressure hose (2), two ends of the high-pressure hose (2) are respectively provided with a first connector (3), the fuel gas pipeline and the diffusing pipe (1) are respectively provided with a second connector (4) connected with the first connector (3), and one end, far away from the high-pressure hose (2), of the diffusing pipe (1) is communicated with the atmosphere through a silencing mechanism (7);

a gas meter (5) is arranged at one end, close to the diffusing pipe (1), of the high-pressure hose (2), and a flow regulating valve (6) is arranged on any one first joint (3) of the two first joints (3);

the first connector (3) comprises a first pipe body (301), one end of the first pipe body (301) is inserted into the high-pressure hose (2), the other end of the first pipe body (301) is arranged outside the high-pressure hose (2), the first pipe body (301) is connected with the high-pressure hose (2) in a sealing mode, one end, located outside the high-pressure hose (2), of the first pipe body (301) is connected with a sleeve (8), the sleeve (8) is sleeved on the first pipe body (301), one end, located outside the high-pressure hose (2), of the first pipe body (301) is provided with a circle of first check ring (302), the end, connected to the first pipe body (301), of the sleeve (8) is provided with a second check ring (801) matched with the first check ring (302), and a sealing ring (802) is fixedly installed on the side face, close to the second check ring (801), of the first check ring (302), the inner wall of the sleeve (8) is provided with internal threads;

the second connector (4) comprises a second pipe body (401), one end, close to the first connector (3), of the second pipe body (401) is provided with an external thread matched with the internal thread of the inner wall of the sleeve (8), and the length of the first pipe body (301) and the length of the second pipe body (401) are respectively greater than the length of the sleeve (8).

2. A gas diffusion, noise reduction and metering device as claimed in claim 1, wherein the inner diameter of the second retainer ring (801) is larger than the outer diameter of the first pipe body (301) and smaller than the outer diameter of the first retainer ring (302); the inner diameter of the second pipe body (401) is larger than the inner diameter of the first pipe body (301) and smaller than the outer diameter of the first retainer ring (302).

3. A gas diffusing, noise-reducing and metering device according to claim 2, characterized in that said first collar (302) is integrally formed with the end of said first tubular body (301) and said second collar (801) is integrally formed with the end of said sleeve (8).

4. The gas diffusion, noise reduction and metering device of claim 3, wherein the noise reduction mechanism (7) comprises a noise reduction barrel (701), one end of the noise reduction barrel (701) is an air inlet end (702), the other end of the noise reduction barrel is an air outlet end (703), the noise reduction barrel (701) is provided with an external thread on the outer wall of one end close to the air inlet end (702), the diffusion pipe (1) is provided with an internal thread at the end connected with the noise reduction barrel (701), and the noise reduction barrel (701) is in threaded connection with the diffusion pipe (1).

5. The gas diffusion, noise reduction and metering device of claim 4, characterized in that the gas inlet end (702) is tapered, and the inner diameter of the gas inlet end (702) is gradually reduced from front to back; the inner wall of the air outlet end (703) is a cylindrical surface.

6. The gas diffusion, noise reduction and metering device of claim 5, wherein a plurality of noise reduction discs (704) are fixedly mounted on the inner wall of the noise reduction barrel (701), and noise reduction holes (705) are distributed on the noise reduction discs (704).

7. The gas diffusion, noise reduction and metering device of claim 6, wherein the distribution surfaces of the noise reduction holes (705) on every two adjacent noise reduction discs (704) are distributed in a staggered manner.

8. A gas diffusion, noise reduction and metering device as claimed in claim 7, characterized in that the inner wall of the noise reduction barrel (701) is further provided with sound absorption cotton (706).