CN210186793U - Double-fan automatic switching hydrogen drying device - Google Patents
Double-fan automatic switching hydrogen drying device Download PDFInfo
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- CN210186793U CN210186793U CN201920453394.4U CN201920453394U CN210186793U CN 210186793 U CN210186793 U CN 210186793U CN 201920453394 U CN201920453394 U CN 201920453394U CN 210186793 U CN210186793 U CN 210186793U
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Abstract
The utility model discloses a double fan automatic switch-over hydrogen drying device, including the equipment shell, the gas filter screen, the switch board, gas compressor, a drying section of thick bamboo, the gas filter screen sets up at equipment shell top, the switch board sets up in equipment shell one side, the first check valve that sets up before the gas filter screen passes through the pipe connection gas compressor, set up first three-way valve behind the first check valve, insert gas compressor through the pipeline behind the first three-way valve, the second three-way valve that sets up before the gas compressor export passes through the pipe connection drying section of thick bamboo, insert a drying section of thick bamboo through the pipeline behind the second three-way valve, the export of a drying section of thick bamboo passes through the pipe connection second check valve, connect gas filter screen behind the second check valve. The utility model aims at providing an automatic switching hydrogen drying device has solved because reasons such as equipment seals harmfully or the container reveals cause gaseous humidity to increase, and then influences the operation of equipment safety and stability, has avoided the equipment corrosion or other hidden dangers of multiplying, has guaranteed equipment safety and reliability.
Description
Technical Field
The utility model relates to a gaseous drying technology field especially relates to an automatic switch-over hydrogen drying device.
Background
The industrial and electric power production uses a large amount of gas equipment, has extremely high requirements on the purity and the dryness of the gas, and under the condition of discharge, the gas and trace water contained in the electrical equipment generate chemical reaction, so that the gas can generate corrosion action on insulating materials in the high-voltage electrical equipment, the insulating resistance on the surface of the gas is reduced, and the insulating property of the gas is influenced; moreover, the moisture adheres to the surface of the component such as the electrode or the surface of the insulator, and creeping discharge is likely to occur on the surface of the insulator, which is likely to cause an accident. It is therefore necessary to dry the gas.
At present, the gas drying device is generally adopted in the industry and the power production to dry gas, but because the equipment is sealed badly or the container leaks and other reasons, the purity of the gas has dynamic change all the time, so that the moisture in the air enters the gas, the gas humidity is increased, the safe and stable operation of the equipment is further influenced, and the corrosion of the equipment or other breeding hidden troubles are caused.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model aims at providing an automatic switching hydrogen drying device has solved because reasons such as equipment seal is bad or the container reveals, and gaseous purity absorbs moisture at the dynamic change in-process, causes the moisture content in the air to get into in gaseous, causes gaseous humidity to increase, and then influences the operation of equipment safety and stability, has avoided equipment corrosion or other hidden dangers of multiplying, has guaranteed equipment safety and reliability.
The utility model provides a technical scheme that above-mentioned technical problem adopted is: a double-fan automatic switching hydrogen drying device comprises an equipment shell, a gas filter screen, a control cabinet, a gas compressor and a drying cylinder, wherein the gas filter screen is arranged at the top of the equipment shell and is connected with the equipment shell through a flange, the control cabinet is arranged on one side of the equipment shell, the gas compressor and the drying cylinder are arranged inside the equipment shell, the gas compressor comprises a first gas compressor and a second gas compressor, the gas filter screen is connected with a first one-way valve arranged in front of the gas compressor through a pipeline, a first three-way valve is arranged behind the first one-way valve, the first gas compressor and the second gas compressor are respectively connected into the first three-way valve through a pipeline, the drying cylinder comprises a first drying cylinder and a second drying cylinder, the outlet of the gas compressor is connected with a second three-way valve arranged in front of the drying cylinder through a pipeline, the second three-way valve is respectively connected into the first drying cylinder and the second drying cylinder through a pipeline, the drying cylinder is internally provided with a built-in heater, the outlet of the drying cylinder is connected with a second one-way valve arranged in front of the gas filter screen through a pipeline, and the back of the second one-way valve is connected with the gas filter screen.
Further, the equipment shell material is 304 stainless steel materials, carbon steel, polyester fiber, and thickness is not less than 1.5mm, equipment shell top sets up two through-holes.
Further, the bottoms of the first gas compressor and the second gas compressor are fixedly connected with the bottom of the equipment shell through high-strength bolts.
Further, a pipeline between the gas filter screen and the first three-way valve is a first pipeline; the pipeline between the first three-way valve and the gas compressor is a second pipeline; a pipeline between the gas compressor and the front of the second three-way valve is a third pipeline; the pipeline behind the third pipeline and the second three-way valve is a fourth pipeline; a pipeline between the second three-way valve and the first drying cylinder is a fifth pipeline; a pipeline between the second three-way valve and the second drying cylinder is a sixth pipeline; and the second one-way valve and a pipeline connected between the gas filter screens are seventh pipelines.
Further, the first pipeline, the fourth pipeline and the seventh pipeline are mother pipe type pipelines, and the second pipeline, the third pipeline, the fifth pipeline and the sixth pipeline are unit type pipelines.
Further, the first pipeline, the second pipeline, the third pipeline, the fourth pipeline, the fifth pipeline, the sixth pipeline and the seventh pipeline are made of 316SS or WCC.
Further, the switch board sets up cabinet door side before equipment enclosure, the switch board lateral wall and equipment enclosure fixed connection.
Furthermore, the bottoms of the first drying cylinder and the second drying cylinder are fixedly connected with the bottom of the equipment shell through high-strength bolts.
Further, the materials of the first three-way valve, the second three-way valve, the first one-way valve and the second one-way valve can be stainless steel 304, SUS304, F304+ PTFE or cast iron.
The utility model has the advantages that:
1. by arranging the closed equipment shell, a supporting platform and an equipment space are provided for the double-fan automatic switching gas drying device for industrial and electric power production, intensive management of the equipment is realized, and the reliability of the equipment is improved;
2. through setting up gaseous filter screen at equipment shell top to be convenient for the dismouting through flange joint, the gaseous filter screen flange should be with non-ferromagnetic material, avoids the explosion that static produced and arouse, like copper product or stainless steel etc.. The gas filter screen can adopt 316L stainless steel and mesh number of 50 or more according to the requirement of gas cleanliness, and can adopt a woven screen or an empty screen, thereby effectively improving the usability of the filter screen;
3. the drying cylinder is arranged in the equipment shell, the bottom of the drying cylinder is fixedly connected with the bottom of the equipment shell through a high-strength bolt, the drying cylinder needs to be grounded according to arrangement requirements so as to release static electricity, a heater is arranged in the drying cylinder, so that the drying device can be heated and regenerated under the non-operation condition of the drying cylinder, moisture is discharged, the drying device can adopt a molecular sieve as an adsorbent, and the molecular sieve has long-life operation and regeneration capacity;
the utility model discloses equipment adopts double fan automatic switch-over, can ensure equipment online operation all the time, if wherein gas compressor or drying cylinder trouble simultaneously, switches through the equipment mode, carries out the unilateral and keeps apart to realize the overhaul of the equipments work. Through reasonable flow design and equipment redundancy configuration, the problem of gas drying and online regeneration has effectively been solved, and simultaneously, gas compressor is the mode of using one and backup in the design, can realize that online equipment disappears and lacks and regeneration work through the switching of three-way valve, has effectively avoided equipment to stop production interruption that causes, has further avoided equipment corruption or other hidden dangers of breeding, has guaranteed equipment safety and reliability. The device is provided with the check valve, so that the damage of equipment caused by gas backflow can be avoided, the three-way valve is arranged, the flexible switching and operation of various operation modes of the equipment can be realized, and the fault isolation is realized through the switching of the three-way valve after the local fault of the equipment occurs.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention.
Wherein:
1. the equipment comprises an equipment shell, 2, a control cabinet, 3, an air filter screen, 31, a first filter screen, 32, a second filter screen, 4, an air compressor, 41, a first air compressor, 42, a second air compressor, 5, a first one-way valve, 6, a first pipeline, 7, a first three-way valve, 8, a second pipeline, 9, a third pipeline, 10, a fourth pipeline, 11, a fifth pipeline, 12, a built-in heater, 13, a drying cylinder, 131, a first drying cylinder, 132, a second drying cylinder, 14, a sixth pipeline, 15, a seventh pipeline, 16, a second three-way valve, 17 and a second one-way valve.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1, a double-fan automatic switching hydrogen drying device comprises an equipment housing 1, a gas filter screen 3, a control cabinet 2, a gas compressor 4 and a drying cylinder 13, wherein the gas filter screen 3 is arranged at the top of the equipment housing 1 and is connected with the equipment housing 1 through a flange, the gas filter screen 3 comprises a first filter screen 31 and a second filter screen 32, the flange used by the gas filter screen 3 is made of a non-ferromagnetic material to avoid explosion caused by static electricity, such as copper material or stainless steel, the control cabinet 2 is arranged on one side of the equipment housing 1, and the side wall of the control cabinet 2 is fixedly connected with the equipment housing 1;
the gas compressor 4 and the drying cylinder 13 are arranged inside the equipment shell 1, the gas compressor 4 comprises a first gas compressor 41 and a second gas compressor 42, the bottoms of the first gas compressor 41 and the second gas compressor 42 are fixedly connected with the bottom of the equipment shell 1 through high-strength bolts, the gas filter screen 3 is connected with a first one-way valve 5 arranged in front of a gas compressor 4 through a pipeline, a first three-way valve 7 is arranged behind the first one-way valve 5, the first three-way valve 7 is connected to the first gas compressor 41 and the second gas compressor 42 through pipelines, the operation mode of the gas compressor 4 is one-use one-standby, the gas compressor 4 needs to adopt an explosion-proof type, for inert gas and non-explosive gas, a non-explosion-proof motor can be adopted, and the motor can adopt an asynchronous motor, a variable frequency motor, a direct current speed regulating motor and the like;
the drying cylinder 13 comprises a first drying cylinder 131 and a second drying cylinder 132, the drying cylinder 13 needs to be grounded according to the arrangement requirement, so as to release static electricity, the outlet of the gas compressor 4 is connected with a second three-way valve 16 arranged in front of the drying cylinder 13 through a pipeline, the second three-way valve 16 is connected with the first drying cylinder 131 and the second drying cylinder 132 through pipelines, the bottoms of the first drying cylinder 131 and the second drying cylinder 132 are fixedly connected with the bottom of the equipment shell 1 through high-strength bolts, the operation mode of the drying cylinder 13 is one-use one-standby, a built-in heater 12 is arranged in the drying cylinder 13, the built-in heater 12 in the drying cylinder 13 can realize heating and regeneration of the drying cylinder 13 under the non-operation condition, and simultaneously discharge moisture, the drying device can adopt a molecular sieve as an adsorbent, and the molecular sieve has long-life operation and regeneration capacity, the outlet of the drying cylinder 13 is connected with a second one-way valve 17 arranged in front of the gas filter screen 3 through a pipeline, and the gas filter screen 3 is connected behind the second one-way valve 17.
The equipment shell 1 material is stainless steel 304 material, carbon steel, polyester fiber, and thickness is not less than 1.5mm, forms the standard cabinet type that is the cuboid or satisfies the cabinet type of site conditions size through the welding, 1 top of equipment shell sets up two through-holes, and 1 colour spraying RAL 7032 of equipment shell or other color marks.
The pipeline between the gas filter screen 3 and the first three-way valve 7 is a first pipeline 6; the pipeline between the first three-way valve 7 and the gas compressor 4 is a second pipeline 8; the pipeline between the gas compressor 4 and the front of the second three-way valve 16 is a third pipeline 9; the pipeline behind the third pipeline 9 and the second three-way valve 16 is a fourth pipeline 10; the pipeline between the second three-way valve 16 and the first drying cylinder 131 is a fifth pipeline 11; the pipeline between the second three-way valve 16 and the second drying cylinder 132 is a sixth pipeline 14; the pipeline between the second one-way valve 17 and the connecting gas filter screen 3 is a seventh pipeline 15; the first pipeline 6, the fourth pipeline 10 and the seventh pipeline 15 are mother pipe type pipelines, and the second pipeline 8, the third pipeline 9, the fifth pipeline 11 and the sixth pipeline 14 are unit type pipelines.
The first pipeline 6, the second pipeline 8, the third pipeline 9, the fourth pipeline 10, the fifth pipeline 11, the sixth pipeline 14 and the seventh pipeline 15 are made of various materials, and the specific materials are determined according to media: (1) the corrosive medium containing hydrogen sulfide and the like adopts 316 SS; (2) the WCC material is used for purification; (3) the method has no special requirements, and can adopt carbon steel pipelines; (4) high-temperature and high-pressure medium gas is set according to national standards.
The materials of the first three-way valve 7, the second three-way valve 16, the first one-way valve 5 and the second one-way valve 17 can be stainless steel 304, SUS304, F304+ PTFE or cast iron.
The working mode is as follows:
firstly, a first one-way valve 5 and a second one-way valve 17 are opened, when drying is carried out, gas enters the device through a first filter screen 31, passes through a first pipeline 6 and the first one-way valve 5, when reaching a first three-way valve 7, a valve core of the first three-way valve 7 enables the first pipeline 6 to be communicated with a second pipeline 8, passes through a first gas compressor 41 and then passes through a fourth pipeline 10, when reaching a second three-way valve 16, the fourth pipeline 10 is communicated with a fifth pipeline 11 through a second three-way valve 16, then passes through a first drying cylinder 131 for drying, then passes through the fifth pipeline 11 and the second one-way valve 17, and finally flows out of the device through a second filter screen 32, the operation mode of the gas compressor 4 is one-for-use and one-for-standby, that is, when drying is carried out, gas enters the device through the first filter screen 31, and then the communication pipeline of the first three-way valve 7 and the second three-way valve 16 is different, the gas passing through the device has different drying circuits, and the finally dried gas flows out through the second filter screen 32, so that the whole drying process is completed.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (9)
1. The double-fan automatic switching hydrogen drying device is characterized by comprising an equipment shell, a gas filter screen, a control cabinet, a gas compressor and a drying cylinder, wherein the gas filter screen is arranged at the top of the equipment shell and is connected with the equipment shell through a flange, the control cabinet is arranged on one side of the equipment shell, the gas compressor and the drying cylinder are arranged inside the equipment shell, the gas compressor comprises a first gas compressor and a second gas compressor, the gas filter screen is connected with a first one-way valve arranged in front of the gas compressor through a pipeline, a first three-way valve is arranged behind the first one-way valve, the first three-way valve is respectively connected into the first gas compressor and the second gas compressor through pipelines, the drying cylinder comprises a first drying cylinder and a second drying cylinder, and the outlet of the gas compressor is connected with a second three-way valve arranged in front of the drying cylinder through a pipeline, the drying device is characterized in that a first drying cylinder and a second drying cylinder are respectively connected into the rear portion of the second three-way valve through pipelines, a built-in heater is arranged in the drying cylinder, an outlet of the drying cylinder is connected with a second one-way valve arranged in front of the gas filter screen through a pipeline, and the rear portion of the second one-way valve is connected with the gas filter screen.
2. The double-fan automatic switching hydrogen drying device according to claim 1, wherein the equipment housing is made of stainless steel 304, carbon steel or polyester fiber, the thickness of the equipment housing is not less than 1.5mm, and two through holes are formed in the top of the equipment housing.
3. The double-fan automatic switching hydrogen drying device of claim 1, wherein the bottoms of the first gas compressor and the second gas compressor are fixedly connected with the bottom of the equipment shell through high-strength bolts.
4. The double-fan automatic switching hydrogen drying device according to claim 1, wherein the pipeline between the gas filter screen and the first three-way valve is a first pipeline; the pipeline between the first three-way valve and the gas compressor is a second pipeline; a pipeline between the gas compressor and the front of the second three-way valve is a third pipeline; the pipeline behind the third pipeline and the second three-way valve is a fourth pipeline; a pipeline between the second three-way valve and the first drying cylinder is a fifth pipeline; a pipeline between the second three-way valve and the second drying cylinder is a sixth pipeline; and the second one-way valve and a pipeline connected between the gas filter screens are seventh pipelines.
5. The double-fan automatic switching hydrogen drying device of claim 4, wherein the first pipeline, the fourth pipeline and the seventh pipeline are mother pipe type pipelines, and the second pipeline, the third pipeline, the fifth pipeline and the sixth pipeline are unit type pipelines.
6. The dual-fan automatic switching hydrogen drying device of claim 5, wherein the first, second, third, fourth, fifth, sixth and seventh pipes are made of 316SS or WCC.
7. The double-fan automatic switching hydrogen drying device according to claim 1, wherein the control cabinet is arranged on a front cabinet door side of the equipment housing, and a side wall of the control cabinet is fixedly connected with the equipment housing.
8. The double-fan automatic switching hydrogen drying device of claim 1, wherein the bottoms of the first drying cylinder and the second drying cylinder are fixedly connected with the bottom of the equipment shell through high-strength bolts.
9. The dual-fan automatic switching hydrogen drying device as claimed in claim 1, wherein the first three-way valve, the second three-way valve, the first one-way valve and the second one-way valve are made of stainless steel 304, SUS304, F304+ PTFE or cast iron.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920453394.4U CN210186793U (en) | 2019-04-04 | 2019-04-04 | Double-fan automatic switching hydrogen drying device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920453394.4U CN210186793U (en) | 2019-04-04 | 2019-04-04 | Double-fan automatic switching hydrogen drying device |
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| CN210186793U true CN210186793U (en) | 2020-03-27 |
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| CN201920453394.4U Active CN210186793U (en) | 2019-04-04 | 2019-04-04 | Double-fan automatic switching hydrogen drying device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113775851A (en) * | 2021-09-06 | 2021-12-10 | 武汉中仪物联技术股份有限公司 | Double-fan pipeline repair equipment |
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2019
- 2019-04-04 CN CN201920453394.4U patent/CN210186793U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113775851A (en) * | 2021-09-06 | 2021-12-10 | 武汉中仪物联技术股份有限公司 | Double-fan pipeline repair equipment |
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