CN211514117U - High-precision static mixer for station gas conditioning and mixing - Google Patents

High-precision static mixer for station gas conditioning and mixing Download PDF

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Publication number
CN211514117U
CN211514117U CN201922449651.XU CN201922449651U CN211514117U CN 211514117 U CN211514117 U CN 211514117U CN 201922449651 U CN201922449651 U CN 201922449651U CN 211514117 U CN211514117 U CN 211514117U
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air entrainment
main part
gas
flabellum
vortex
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张华武
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Tianjin Huamai Energy Technology Co.,Ltd.
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Tianjin Huamai Gas Equipment Co Ltd
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Abstract

The utility model relates to a high accuracy static mixer for station gas quenching and tempering and mixing, it includes mixer main part, high accuracy injection module and vortex mixing module, and the mixer main part is the tubulose, and mixer main part one end system has the gas import, and other end system has the gas export, the high accuracy injection module includes air entrainment injection pipe and high accuracy shower nozzle, and the air entrainment import of air entrainment injection pipe is located outside the mixer main part, and the air entrainment export of air entrainment injection pipe stretches into to the mixer main part in from gas mixture main part pipe wall to at the air entrainment export installation high accuracy shower nozzle of air entrainment injection pipe, the air entrainment export of air entrainment injection pipe is close to one side of gas import, sets up in the mixer main part inside the vortex mixing module. The utility model discloses an injection, through dual mixing improve the mixing degree of consistency enough again, improve equipment availability factor simultaneously satisfies the unobstructed requirement of low reaches pipe network use, has characteristics such as small, that the mixing precision is high, safe and reliable.

Description

High-precision static mixer for station gas conditioning and mixing
Technical Field
The utility model belongs to natural gas carries the field, concretely relates to a high accuracy static mixer that is used for station gas quenching and tempering and mixing.
Background
At present, the natural gas charging mode in China still adopts a volume charging mode due to the reasons of air source conditions, history and equipment technical level. Although national standards stipulate the heat value of natural gas (34MJ), in actual operation in the market, most of gas operation enterprises do not consider heat value fluctuation and directly adopt a volume charging mode. With the continuous development of national energy policy, the charging of natural gas according to the heat value inevitably becomes the trend of future gas trade settlement. Some industrial users are very sensitive to the change of physicochemical characteristics such as natural gas calorific value, such as a television glass shell, precision ceramics, partial electronic components and food enterprises, and the fluctuation of parameters such as the calorific value directly influences the product quality. Therefore, individual users build natural gas heat value stabilizing devices in their factories. The cost of using natural gas by users is increased while the varied natural gas source brings using troubles to part of end users, the precision of the current main quenching and tempering and mixing equipment is lower, the mixer only adopts one mixing step, the uniform mixing can not be realized, and a plurality of troubles are caused to the use of a downstream pipe network. And the method of spraying and double mixing can improve the uniformity of mixing, improve the service efficiency of equipment and ensure smooth downstream gas use. At present, no device which can improve the uniformity of mixing and the use efficiency of the equipment by adopting a spraying and double-mixing method is discovered.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide a high accuracy static mixer for station gas quenching and tempering and mixing, adopt to spray, through dual mixing enough improve the degree of consistency of mixing again, improve equipment availability factor simultaneously satisfies the unobstructed requirement of low reaches pipe network use, has characteristics such as small, the mixing precision is high, safe and reliable.
The utility model provides a its technical problem realize through following technical scheme:
the utility model provides a high accuracy static mixer that is used for station gas quenching and tempering and mixing which characterized in that: including blender main part, high accuracy injection module and vortex mixing module, the blender main part is the tubulose, and blender main part one end system has the gas import, and the other end system has the gas outlet, the high accuracy injection module includes air entrainment injection pipe and high accuracy shower nozzle, and the air entrainment import of air entrainment injection pipe is located outside the blender main part, and the air entrainment export of air entrainment injection pipe stretches into to the blender main part from air entrainment main part pipe wall to at the air entrainment export installation high accuracy shower nozzle of air entrainment injection pipe, the air entrainment export of air entrainment injection pipe is close to one side of gas import, sets up in the blender main part inside the mixing module, vortex mixing module are located the position between the air entrainment export of air entrainment injection pipe and the gas mixture export.
And, the vortex mixing module includes vortex flabellum subassembly and vortex net, and vortex flabellum subassembly includes first flabellum and second flabellum side by side, and first flabellum, second flabellum all adorn with the blender main part admittedly, and first flabellum, second flabellum all include the blade of two symmetries, and first flabellum and second flabellum are at the axial and are spaced each other, and the blade of first flabellum and second flabellum is radially spaced in proper order, the vortex net is cylindrical vortex net, and the vortex net is located between vortex flabellum and the gas mixture export.
And one end of the gas inlet of the mixer main body and one end of the mixed gas outlet of the mixer main body are connected with a differential pressure gauge through a gas pipeline, and a first valve and a second valve of the differential pressure gauge are respectively arranged on the gas pipelines at two sides of the differential pressure gauge.
And, a drain valve is connected to the mixer main body.
The utility model discloses an advantage and beneficial effect do:
1. the utility model discloses a high accuracy static mixer for station gas quenching and tempering and mixing, the gas import is connected with the upper reaches pipe network, the gas mixture export is connected with the low reaches pipe network, the blowoff valve is in the closed condition, the first valve of differential pressure table and second valve are in the open mode, gas and gas mixture are respectively from the gas import, the gas mixture import enters into the blender main part in, wherein the gas mixture passes through in the high accuracy injector head gets into static mixer, two kinds of air supplies carry out first remixing back through the vortex flabellum, reentrant SV type vortex net carries out the second and mixes, gas after twice mixes gets into the low reaches pipe network through the gas mixture export, the differential pressure table of high accuracy static mixer monitors SV type vortex net often and whether appears blockking up, it discharges impurity through the blowoff valve to appear impurity in the blender and go.
2. The utility model has the advantages of being scientific and reasonable in design, the blending gas import that the module was sprayed to the high accuracy is connected with the blending air supply, the blending gas mixes with the main air supply of gas import behind the high accuracy shower nozzle, vortex blending module is a dual vortex mode, mix the back through the flabellum spoiler in advance with the blending air supply in main air supply, carry out the high accuracy through SV type vortex net again and mix, gas after dual mixing is entering into the low reaches pipe network, improve the mixing uniformity degree, improve equipment availability factor simultaneously, satisfy the unobstructed requirement of low reaches pipe network use, and reasonable design, the blending precision is high, and small.
Drawings
Fig. 1 is a schematic structural view (sectional view) of the present invention;
fig. 2 is a schematic structural view of the spoiler blade of the present invention.
Description of the reference numerals
The device comprises a gas inlet 1, a high-precision spray head 2, a differential pressure gauge second valve 3, a mixed gas injection pipe 4, a mixed gas inlet 5, a differential pressure gauge 6, a differential pressure gauge first valve 7, a mixed gas outlet 8, a mixer main body 9, a turbulence net 10, a blow-down valve 11, a turbulence fan blade component 12, a mixed gas outlet 13, a first fan blade 14, a circular hole 15 and a second fan blade 16.
Detailed Description
The present invention will be described in further detail with reference to specific examples, which are provided for illustrative purposes only, and are not intended to be limiting, and the scope of the present invention should not be limited thereby.
The utility model provides a high accuracy static mixer for station gas quenching and tempering and mixing, it includes mixer main part 9, high accuracy sprays module and vortex mixing module, the mixer main part is the tubulose, mixer main part one end system has gas inlet 1, the other end system has mixed gas outlet 8, high accuracy sprays the module and includes mixed gas injection pipe 4 and high accuracy shower nozzle 2, mixed gas inlet 5 of mixed gas injection pipe is located outside the mixer main part, mixed gas outlet 13 of mixed gas injection pipe stretches into in the mixer main part from mixed gas main part pipe wall, and install high accuracy shower nozzle 2 at mixed gas outlet of mixed gas injection pipe, high accuracy shower nozzle jet hole is according to mixed gas flow, jet flow rate, the number of aperture and hole that jet distance calculated etc. and evenly distributed on the injection pipe, make the mixer spray more even.
The gas mixer comprises a mixer main body, a gas inlet, a turbulent flow mixing module and an air mixing injection pipe, wherein the gas inlet is arranged on the side of the gas outlet of the gas mixing injection pipe close to the gas inlet, the turbulent flow mixing module is arranged in the mixer main body, and the turbulent flow mixing module is positioned between the gas mixing outlet and the gas mixing outlet of the gas mixing injection pipe.
The vortex mixing module comprises a vortex fan blade component 12 and a vortex net 10, the vortex fan blade component comprises a first fan blade 14 and a second fan blade 16 which are arranged side by side, the first fan blade and the second fan blade are fixedly installed with the mixer main body, the first fan blade and the second fan blade comprise two symmetrical blades, the first fan blade comprises an upper fan blade and a lower fan blade, the second fan blade comprises a left fan blade and a right fan blade, the first fan blade and the second fan blade are spaced from each other in the axial direction, and the blades of the first fan blade and the second fan blade are spaced from each other in the radial direction. The first fan blade and the second fan blade are provided with a round hole 15 in the middle for the mixed gas injection pipe to pass through. The turbulence net is a cylindrical turbulence net and is positioned between the turbulence fan blades and the mixed gas outlet. The flow disturbing network is an SV type flow disturbing network.
The vortex flabellum makes gas mixing more even at the mixing process, and the gas mixture flow velocity is more steady, and SV type vortex net is network structure, is the vortex hole in the net, and the mist carries out intensive mixing through the vortex hole, and the size of vortex net obtains through calculation design.
One end of a fuel gas inlet of the mixer main body and one end of a mixed gas outlet of the mixer main body are connected with a differential pressure gauge 6 through gas pipelines, and a first valve 7 and a second valve 3 of the differential pressure gauge are arranged on the gas pipelines on the two sides of the differential pressure gauge respectively. The mixer body is connected with a blowoff valve 11.
The gas import, the gas mixture export with last, the low reaches pipe network is connected, the blowoff valve is in the closed condition, the first valve of differential pressure table and second valve are in the open mode, the gas and the gas mixture of two kinds of pressure values are respectively from the gas import, the gas mixture import enters into in the blender main part, wherein the gas mixture passes through high accuracy injector head and gets into in the static mixer, two kinds of air supplies carry out first remixing back through the vortex flabellum, reentrant SV type vortex net carries out the second remixing, gas after twice mixes gets into low reaches pipe network through the gas mixture export, the difference table of high accuracy static mixer monitors SV type vortex net often and whether appears blockking up, it discharges impurity through the blowoff valve to appear impurity in the blender.
Although the embodiments of the present invention and the accompanying drawings have been disclosed for illustrative purposes, those skilled in the art will appreciate that various substitutions, alterations, and modifications are possible without departing from the spirit and scope of the invention and the appended claims, and thus the scope of the invention is not limited to the embodiments and drawings disclosed.

Claims (4)

1. The utility model provides a high accuracy static mixer that is used for station gas quenching and tempering and mixing which characterized in that: including blender main part, high accuracy injection module and vortex mixing module, the blender main part is the tubulose, and blender main part one end system has the gas import, and the other end system has the gas outlet, the high accuracy injection module includes air entrainment injection pipe and high accuracy shower nozzle, and the air entrainment import of air entrainment injection pipe is located outside the blender main part, and the air entrainment export of air entrainment injection pipe stretches into to the blender main part from air entrainment main part pipe wall to at the air entrainment export installation high accuracy shower nozzle of air entrainment injection pipe, the air entrainment export of air entrainment injection pipe is close to one side of gas import, sets up in the blender main part inside the mixing module, vortex mixing module are located the position between the air entrainment export of air entrainment injection pipe and the gas mixture export.
2. A high precision static mixer for station gas conditioning and blending according to claim 1, characterized by: the vortex mixing module includes vortex flabellum subassembly and vortex net, and vortex flabellum subassembly includes first flabellum and the second flabellum side by side, and first flabellum, second flabellum all adorn admittedly with the blender main part, and first flabellum, second flabellum all include the blade of two symmetries, and first flabellum and second flabellum are at the axial and are separated each other, and the blade of first flabellum and second flabellum is upwards spaced in proper order, the vortex net is cylindrical vortex net, and the vortex net is located between vortex flabellum and the mist outlet.
3. A high precision static mixer for station gas conditioning and blending according to claim 1, characterized by: one end of a fuel gas inlet of the mixer main body and one end of a mixed gas outlet of the mixer main body are connected with a differential pressure gauge through a gas pipeline, and a first differential pressure gauge valve and a second differential pressure gauge valve are arranged on the gas pipeline on two sides of the differential pressure gauge respectively.
4. A high precision static mixer for station gas conditioning and blending according to claim 1, characterized by: the mixer main body is connected with a drain valve.
CN201922449651.XU 2019-12-31 2019-12-31 High-precision static mixer for station gas conditioning and mixing Active CN211514117U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922449651.XU CN211514117U (en) 2019-12-31 2019-12-31 High-precision static mixer for station gas conditioning and mixing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201922449651.XU CN211514117U (en) 2019-12-31 2019-12-31 High-precision static mixer for station gas conditioning and mixing

Publications (1)

Publication Number Publication Date
CN211514117U true CN211514117U (en) 2020-09-18

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112705057A (en) * 2020-12-22 2021-04-27 华中科技大学 High-low temperature airflow rapid mixing system for total temperature semi-physical simulation
WO2023071702A1 (en) * 2022-05-09 2023-05-04 欧科能源技术(天津)有限公司 Natural gas hydrogen-doped mixer

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112705057A (en) * 2020-12-22 2021-04-27 华中科技大学 High-low temperature airflow rapid mixing system for total temperature semi-physical simulation
WO2023071702A1 (en) * 2022-05-09 2023-05-04 欧科能源技术(天津)有限公司 Natural gas hydrogen-doped mixer

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Address after: 300000 Tianjin Binhai New Area Huayuan Industrial Zone (Outer Ring) Haitai Development Fifth Road No. 8 No.1 Factory Building

Patentee after: Tianjin Huamai Energy Technology Co.,Ltd.

Country or region after: China

Address before: 300384 workshop 1, No.8, Haitai development road, Huayuan Industrial Zone, Nankai District, Tianjin (outside ring road)

Patentee before: TIANJIN HUAMAI GAS EQUIPMENT Co.,Ltd.

Country or region before: China

CP03 Change of name, title or address