CN213364356U - Portable hydrogen concentration sampling system - Google Patents

Portable hydrogen concentration sampling system Download PDF

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Publication number
CN213364356U
CN213364356U CN202022015437.6U CN202022015437U CN213364356U CN 213364356 U CN213364356 U CN 213364356U CN 202022015437 U CN202022015437 U CN 202022015437U CN 213364356 U CN213364356 U CN 213364356U
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China
Prior art keywords
valve
stop valve
pressure
cabinet
hydrogen concentration
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CN202022015437.6U
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Chinese (zh)
Inventor
聂连升
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Guangdong Heidalisen Hydrogen Technology Co ltd
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Guangdong Heidalisen Hydrogen Technology Co ltd
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Abstract

The utility model discloses a mobile hydrogen concentration sampling system, which comprises a cabinet, wherein an input port is arranged on the left outer wall of the cabinet, an output port and a pressure relief port are arranged on the right outer wall of the cabinet, the input port is connected with a first stop valve, the first stop valve is connected with a filter, the filter is connected with a pressure relief valve, an input pressure gauge is connected between the filter and the pressure relief valve, the pressure relief valve is connected with a second stop valve, the second stop valve is connected with an output port, an output pressure gauge is connected between the second stop valve and the output port; a first pressure release valve and a safety valve are connected between the second stop valve and the output port, and a second pressure release valve is connected between the input port and the first stop valve; a plurality of brake trundles are arranged on the outer wall of the bottom surface of the machine cabinet. The utility model provides a mobile hydrogen concentration sampling system, which has good structural stability, is suitable for various hydrogen sampling working conditions, has simple structural design and is convenient for observation and operation; the bottom of the cabinet is provided with the trundles, so that the cabinet is convenient to move and can be pushed to operate by a single person.

Description

Portable hydrogen concentration sampling system
Technical Field
The utility model relates to a gaseous collection technical field particularly, relates to a portable hydrogen concentration sampling system.
Background
Along with hydrogen energy source development day by day, industrial hydrogen stores up hydrogen for hydrogen refueling station, all need to do safety analysis to hydrogen concentration to guarantee hydrogen's operation requirement, present gas sampling device is mostly the gaseous sample of carrying on in the low pressure (25 MPa) condition, the utility model discloses the device can be used to the high pressure environment, can reach 100MPa, through stepping down to analysis output pressure, and the step-down range is wide, satisfies different sample locations, like hydrogen manufacturing plant's pipeline, hydrogenation station storage tank, hydrogen tank wagon etc. and it is convenient to remove, quick sample.
The existing hydrogen concentration sampling system has poor structural stability, cannot be suitable for various hydrogen sampling working conditions, and is inconvenient to adjust and use.
SUMMERY OF THE UTILITY MODEL
Problem to among the correlation technique, the utility model provides a portable hydrogen concentration sampling system, the structural stability who solves current hydrogen concentration sampling system is relatively poor, can't be applicable to various hydrogen sampling operating modes, adjusts the not very convenient problem of use.
In order to achieve the technical purpose, the technical scheme of the utility model is as follows:
the movable hydrogen concentration sampling system comprises a cabinet, wherein an input port is formed in the outer wall of the left side of the cabinet, an output port and a pressure relief port are formed in the outer wall of the right side of the cabinet, the input port is connected with a first stop valve, the first stop valve is connected with a filter, the filter is connected with a pressure reducing valve, an input pressure gauge is connected between the filter and the pressure reducing valve, the pressure reducing valve is connected with a second stop valve, the second stop valve is connected with the output port, an output pressure gauge is connected between the second stop valve and the output port, and the output port is connected; a first pressure release valve and a safety valve are connected between the second stop valve and the output port, a second pressure release valve is connected between the input port and the first stop valve, and the first pressure release valve, the safety valve and the second pressure release valve are all connected with the pressure release port; and a plurality of brake trundles are arranged on the outer wall of the bottom surface of the cabinet.
Further, the output port is connected with the hydrogen sampling bottle through a hose.
Further, a third stop valve is arranged on the hose.
Furthermore, the output port and the hose are detachably connected.
Further, an operation panel is arranged on the cabinet, a plurality of manual valves are arranged on the operation panel, and the first stop valve, the pressure reducing valve, the second stop valve, the third stop valve, the first pressure relief valve and the second pressure relief valve are respectively connected with the manual valves.
Further, the upper end of the cabinet is provided with a handrail.
Further, the input port and the first stop valve, and the second stop valve and the output port are connected through stainless steel pipelines.
Furthermore, both ends of the stainless steel pipeline are provided with clamping sleeves and gland check rings.
Further, the cabinet is made of stainless steel.
The utility model has the advantages that: the mobile hydrogen concentration sampling system can sample hydrogen in a pipeline or equipment on site, sampled gas is used for safety analysis, the system has good structural stability and can be suitable for various hydrogen sampling working conditions, the specification and the size of a sampling port of hydrogen equipment are different, the sampling port is in conversion connection through a hose, an equipment interface is fixed, and the equipment interface does not need to be customized for different hydrogen equipment; the appearance design of the equipment is simple, and the observation and the operation are convenient; the bottom of the cabinet is provided with the trundles, so that the cabinet is convenient to move and can be pushed to operate by a single person.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only 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 a mobile hydrogen concentration sampling system according to an embodiment of the present invention;
in the figure: 1. an input port; 2. a first stop valve; 3. a filter; 4. inputting a pressure gauge; 5. a pressure reducing valve; 6. a second stop valve; 7. outputting a pressure gauge; 8. an output port; 9. a hose; 10. a third stop valve; 11. a hydrogen gas sampling bottle; 12. a pressure relief port; 13. a first pressure relief valve; 14. a safety valve; 15. a second pressure release valve; 16. a cabinet.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art all belong to the protection scope of the present invention.
As shown in the figures, the mobile hydrogen concentration sampling system according to the embodiment of the present invention comprises a cabinet 16, an input port 1 is arranged on the left outer wall of the cabinet 16, an output port 8 and a pressure relief port 12 are arranged on the right outer wall of the cabinet 16, the input port 1 is connected with a first stop valve 2, the first stop valve 2 is connected with a filter 3, the filter 3 is connected with a pressure reducing valve 5, an input pressure gauge 4 is connected between the filter 3 and the pressure reducing valve 5, the pressure reducing valve 5 is connected with a second stop valve 6, the second stop valve 6 is connected with the output port 8, an output pressure gauge 7 is connected between the second stop valve 6 and the output port 8, and the output port 8 is connected with a; a first pressure release valve 13 and a second pressure release valve 14 are connected between the second stop valve 6 and the output port 8, a second pressure release valve 15 is connected between the input port 1 and the first stop valve 2, and the first pressure release valve 13, the second pressure release valve 14 and the second pressure release valve 15 are all connected with the pressure release port 12; a plurality of brake casters are arranged on the outer wall of the bottom surface of the cabinet 16.
In this embodiment, the output port 8 is connected to the hydrogen gas sampling bottle 11 through a hose 9.
In this embodiment, a third shut-off valve 10 is provided on the hose 9.
In this embodiment, the output port 8 and the hose 9 are detachably connected.
In this embodiment, an operation panel is arranged on the cabinet 16, a plurality of manual valves are arranged on the operation panel, and the first stop valve 2, the pressure reducing valve 5, the second stop valve 6, the third stop valve 10, the first pressure reducing valve 13, and the second pressure reducing valve 15 are respectively connected with the manual valves.
In this embodiment, the upper end of the cabinet 16 is provided with a handrail.
In this embodiment, the input port 1 and the first stop valve 2, and the second stop valve 6 and the output port 8 are connected by stainless steel pipes.
In this embodiment, both ends of the stainless steel pipeline are provided with a clamping sleeve and a gland retainer ring.
In this embodiment, the cabinet 16 is made of stainless steel.
In order to facilitate further understanding of the above technical solutions, the working principle thereof will now be explained:
as shown in figure 1, the main body of the mobile hydrogen concentration sampling system is integrated in a closed cabinet 16, and brake casters are mounted at the bottom of the cabinet 16, so that the mobile hydrogen concentration sampling system is convenient to move and can be operated by a single person. The mechanical part is connected through stainless steel pipelines, the pipelines are connected in the form of front and rear clamping sleeves and gland check rings, the installation and maintenance are convenient, welding is not needed, the safety requirements of hydrogen occasions are met, and safety measures such as static resistance, no electric spark and explosion prevention are provided. The system adopts a TESCOM high-pressure regulating valve, reduces the pressure of the sampled and input hydrogen to the required output pressure through a pressure reducing valve 5, and then fills the hydrogen into a hydrogen sampling bottle 11 through a hose 9, so that the pressure regulating range is wide, and the system is suitable for hydrogen occasions.
When the device is used specifically, firstly, the device panel is checked, the instrument is reset to zero, and all valves are in a closed state; then, performing a gas replacement process, namely 'nitrogen replacing air (residual gas in a bottle) — hydrogen replacing', after hydrogen replacing is finished, connecting the input port 1 with a hydrogen sampling port through a hose 9, and connecting the output port 8 with a hydrogen sampling bottle 11 to confirm that each interface is firmly connected with corresponding equipment; then, filling the hydrogen, keeping the first pressure release valve 13 and the second pressure release valve 15 in a closed state, opening the first stop valve 2 and the second stop valve 6, introducing high-pressure hydrogen, observing the display of an output pressure gauge 7, and when the pressure is stabilized to be 15MPa, indicating that the rear end pressure is balanced, and sampling the pressure in the bottle to be 15 MPa; and finally, sampling hydrogen, closing the stop valve III 10, closing the stop valve I2 and the stop valve II 6, stopping hydrogen input, opening the pressure release valve I13 and the pressure release valve II 15, releasing the pressure of the system to zero, and detaching the hose 9 and the output port 8. This completes the sampling process.
The system design parameters are as follows: the working medium is hydrogen, the system design pressure is 100MPa, the sampling output pressure is 15-1MPa, and the volumes of the sampling gas cylinders are 5L, 10L, 15L and the like. Operating parameters of the pressure reducing valve: the maximum rated inlet pressure is 10000PSiG (stainless steel), the outlet pressure range is 200-10000PSiG, the design test pressure is 150% of the maximum rated pressure, no gas leakage exists, the environment working temperature is-40 ℃ to +74 ℃, the rated flow is 0.06, the contact medium material is 316 stainless steel, the wide-range pressure setting provides excellent sensitivity, and the regulator can exhaust to zero under all pressure ranges.
In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
It is noted that, in this document, relational terms such as "component" a "and" component "and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. A mobile hydrogen concentration sampling system comprises a cabinet (16), wherein an input port (1) is formed in the outer wall of the left side of the cabinet (16), an output port (8) and a pressure relief port (12) are formed in the outer wall of the right side of the cabinet (16), and is characterized in that the input port (1) is connected with a first stop valve (2), the first stop valve (2) is connected with a filter (3), the filter (3) is connected with a pressure relief valve (5), an input pressure gauge (4) is connected between the filter (3) and the pressure relief valve (5), the pressure relief valve (5) is connected with a second stop valve (6), the second stop valve (6) is connected with the output port (8), an output pressure gauge (7) is connected between the second stop valve (6) and the output port (8), and the output port (; a first pressure release valve (13) and a second pressure release valve (14) are further connected between the second stop valve (6) and the output port (8), a second pressure release valve (15) is connected between the input port (1) and the first stop valve (2), and the first pressure release valve (13), the second pressure release valve (14) and the second pressure release valve (15) are all connected with the pressure release port (12); and a plurality of brake trundles are arranged on the outer wall of the bottom surface of the cabinet (16).
2. A mobile hydrogen concentration sampling system according to claim 1, wherein the output port (8) is connected to the hydrogen sampling bottle (11) by a hose (9).
3. A mobile hydrogen concentration sampling system according to claim 2, characterized in that the hose (9) is provided with a three-way valve (10).
4. A mobile hydrogen concentration sampling system according to claim 2, wherein the output port (8) and the hose (9) are detachably connected.
5. The mobile hydrogen concentration sampling system according to claim 1, wherein an operation panel is arranged on the cabinet (16), a plurality of manual valves are arranged on the operation panel, and the first stop valve (2), the pressure reducing valve (5), the second stop valve (6), the third stop valve (10), the first pressure relief valve (13) and the second pressure relief valve (15) are respectively connected with the manual valves.
6. A mobile hydrogen concentration sampling system according to claim 1, wherein the upper end of the cabinet (16) is provided with a handrail.
7. The mobile hydrogen concentration sampling system according to claim 1, wherein the input port (1) and the first stop valve (2) and the second stop valve (6) and the output port (8) are connected through stainless steel pipelines.
8. The mobile hydrogen concentration sampling system according to claim 7, wherein both ends of the stainless steel pipeline are provided with a clamping sleeve and a gland retainer ring.
9. A mobile hydrogen concentration sampling system according to claim 1, wherein the cabinet (16) is made of stainless steel.
CN202022015437.6U 2020-09-15 2020-09-15 Portable hydrogen concentration sampling system Active CN213364356U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022015437.6U CN213364356U (en) 2020-09-15 2020-09-15 Portable hydrogen concentration sampling system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022015437.6U CN213364356U (en) 2020-09-15 2020-09-15 Portable hydrogen concentration sampling system

Publications (1)

Publication Number Publication Date
CN213364356U true CN213364356U (en) 2021-06-04

Family

ID=76152168

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022015437.6U Active CN213364356U (en) 2020-09-15 2020-09-15 Portable hydrogen concentration sampling system

Country Status (1)

Country Link
CN (1) CN213364356U (en)

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