CN218298179U - Portable high-pressure nitrogen gas detection case - Google Patents
Portable high-pressure nitrogen gas detection case Download PDFInfo
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- CN218298179U CN218298179U CN202221928995.4U CN202221928995U CN218298179U CN 218298179 U CN218298179 U CN 218298179U CN 202221928995 U CN202221928995 U CN 202221928995U CN 218298179 U CN218298179 U CN 218298179U
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Abstract
A portable high-pressure nitrogen detection box relates to the field of pneumatic control detection, and comprises a box body and a box cover, wherein the box body comprises an inner cavity, a mounting panel and a display window; a purity meter, a dew point meter, an input pressure meter, an output pressure meter, an input valve, an output valve and a pressure reducing valve are arranged in an inner cavity of the box body, operation display screens of the purity meter and the dew point meter are integrally arranged in a display window, pressure display screens of the input pressure meter and the output pressure meter are arranged on the rear side of an upper plate surface of the installation panel side by side, adjusting knobs of the input valve, the pressure reducing valve and the output valve are arranged in the middle of the upper plate surface of the installation panel side by side, and a gas input interface, a power switch and a power interface are arranged on the front side of the upper plate surface of the installation panel side by side; this nitrogen gas detection case can satisfy the detection requirement of different pressure range nitrogen gas purity and dew point, and adopts modular design, the volume is less, easy operation, conveniently carries.
Description
Technical Field
The utility model belongs to the technical field of pneumatic control detects and specifically relates to a portable high pressure nitrogen gas detection case is related to.
Background
As is known, a nitrogen quality detection device mainly inputs low-pressure nitrogen into a detection device, and performs long-time purging to obtain a corresponding detection index of the nitrogen by controlling flow rate, wherein the nitrogen quality detection includes detection on nitrogen concentration, nitrogen purity, nitrogen dew point and the like, wherein the nitrogen dew point refers to a temperature at which water vapor in the nitrogen condenses into water under standard atmospheric pressure, the nitrogen dew point is also an index for measuring water content in the nitrogen, the nitrogen purity is generally obtained by detecting oxygen content, and the two detections are generally important indexes in the nitrogen quality detection; at present, most of nitrogen gas quality detection device performance is single in the market, and the range of application is narrower, and nitrogen gas quality detection device commonly used can only satisfy the detection to a numerical value, and can not detect two kinds of numerical values of purity and dew point simultaneously, leads to the practicality poor, and the range of application is narrower, complex operation, detection efficiency is low, and it is also very inconvenient to carry the detection device of multiple difference.
Disclosure of Invention
In order to overcome not enough among the background art, the utility model discloses a portable high pressure nitrogen gas detection case can satisfy the detection requirement of different pressure range nitrogen gas purity and dew point, and adopts modular design, the volume is less, easy operation, conveniently carries.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a portable high-pressure nitrogen detection box comprises a box body and a box cover covering the upper surface of the box body, wherein the box body comprises an inner cavity, a mounting panel arranged at the top of the inner cavity and a display window arranged on the front side wall of the box body; a purity meter, a dew point meter, an input pressure meter, an output pressure meter, an input valve, an output valve and a pressure reducing valve are arranged in an inner cavity of the box body, operation display screens of the purity meter and the dew point meter are integrally arranged in a display window, pressure display screens of the input pressure meter and the output pressure meter are arranged on the rear side of an upper plate surface of the installation panel side by side, adjusting knobs of the input valve, the pressure reducing valve and the output valve are arranged in the middle of the upper plate surface of the installation panel side by side, and a gas input interface, a power switch and a power interface are arranged on the front side of the upper plate surface of the installation panel side by side; the gas input interface is sequentially connected with the input valve, the input pressure gauge, the pressure reducing valve, the output pressure gauge and the output valve in series through a gas pipe and then connected into the purity meter and the dew point instrument in parallel, and the power supply interface is respectively and electrically connected with the purity meter and the dew point instrument through a power supply switch.
Further, the case lid rear side corresponds with the outer top of box rear side wall and articulates, the case lid front side passes through the hasp with the outer top of box front side wall and can dismantle the connection.
Further, handles are installed on the left outer side wall and the right outer side wall of the box body.
Furthermore, four corners of the outer bottom surface of the box body are provided with supporting blocks.
Further, the purity meter is an oxygen analyzer.
Furthermore, the left side and the right side of the upper plate surface of the installation panel are symmetrically provided with two digging grooves.
Further, the input valve and the output valve are both set to be needle valves.
Due to the adoption of the technical scheme, the utility model discloses following beneficial effect has:
the utility model discloses a portable high-pressure nitrogen gas detection case has integrateed high-pressure nitrogen gas decompression function, the detection function of nitrogen gas purity and nitrogen gas dew point to adopt the modularized design, possess characteristics such as direct power supply, flow monitoring and purity dew point demonstration, the volume is less, conveniently carries the use, and nitrogen gas in different pressure ranges can carry out the detection of two numerical values of purity and dew point simultaneously, and easy operation has improved work efficiency greatly, and the range of application is wider.
Drawings
FIG. 1 is a schematic top view of the present invention with the cover removed;
fig. 2 is a front view of the present invention.
In the figure: 1. a box body; 2. installing a panel; 3. inputting a pressure gauge; 4. outputting a pressure gauge; 5. an input valve; 6. a pressure reducing valve; 7. an output valve; 8. a gas input interface; 9. a power switch; 10. a power interface; 11. a box cover; 12. a purity meter; 13. a dew point instrument.
Detailed Description
In the following description, the technical solution of the present invention will be described with reference to the accompanying drawings in the embodiment of the present invention, it should be understood that, if there are the indicated positions or positional relationships such as "upper", "lower", "front", "rear", "left", "right", etc., it only corresponds to the drawings of the present invention, and for convenience of description, it is not intended to indicate or imply that the indicated device or element must have a specific position:
the portable high-pressure nitrogen detection box described in conjunction with the attached drawings 1-2 comprises a box body 1 and a box cover 11 covering the upper surface of the box body 1, wherein the rear side of the box cover 11 is correspondingly hinged with the outer top end of the rear side wall of the box body 1 according to requirements, and the front side of the box cover 11 is detachably connected with the outer top end of the front side wall of the box body 1 through a lock catch, so that the box cover 11 can be conveniently opened and closed; in addition, handles are arranged on the left outer side wall and the right outer side wall of the box body 1, so that the box body is convenient to lift and transport; in addition, four corners of the outer bottom surface of the box body 1 are provided with supporting blocks, so that stable placement is ensured;
the box body 1 comprises an inner cavity, a mounting panel 2 arranged at the top of the inner cavity, and a display window arranged on the front side wall of the box body 1; according to the requirement, the left side and the right side of the upper plate surface of the installation panel 2 are symmetrically provided with two digging grooves, so that the installation panel 2 is convenient to disassemble and assemble during maintenance; a purity meter 12, a dew point meter 13, an input pressure meter 3, an output pressure meter 4, an input valve 5, an output valve 7 and a pressure reducing valve 6 are arranged in an inner cavity of the box body 1, the purity meter 12 is used for detecting the purity of nitrogen, the dew point meter is used for detecting the temperature of water vapor in the nitrogen when the water vapor is condensed into water, the purity meter 12 can be set as an oxygen content meter, the purity of the nitrogen is indirectly obtained by detecting the oxygen content, the input valve 5 and the output valve 7 are both set as needle valves, and the needle valves are small, exquisite and portable and have high adjusting precision; the operation display screens of the purity meter 12 and the dew point meter 13 are integrated in the display window, so that the operation, the flow value observation and the numerical value detection are convenient; the pressure display screens of an input pressure gauge 3 and an output pressure gauge 4 are arranged at the rear side of the upper plate surface of the mounting panel 2 side by side, the adjusting knobs of an input valve 5, a pressure reducing valve 6 and an output valve 7 are arranged at the middle part of the upper plate surface of the mounting panel 2 side by side, and the front side of the upper plate surface of the mounting panel 2 is provided with a gas input interface 8, a power switch 9 and a power interface 10 side by side, so that the interfaces are convenient to adjust and plug in; the box body 1 is in a modular design, has the characteristics of direct power supply, flow monitoring, purity display, dew point display and the like, is small in size and convenient to carry and use, and can be connected conveniently due to the arrangement of all parts on the mounting panel 2, and the operation and the adjustment are not influenced by each other;
the gas input interface 8 is sequentially connected with an input valve 5, an input pressure gauge 3, a pressure reducing valve 6, an output pressure gauge 4 and an output valve 7 in series through a gas pipe, and then is connected with a purity meter 12 and a dew point meter 13 in parallel, the purity meter 12 and the dew point meter 13 are provided with a flow meter and a flow regulating valve, an electromagnetic valve can be installed at the gas outlet end of the dew point meter 13 and used for preventing air from entering the dew point meter 13, and further prolonging the next testing time, the power interface 10 is respectively and electrically connected with the purity meter 12 and the dew point meter 13 through a power switch 9, a filter can be installed on the gas pipe near the input valve 5 as required, impurities are filtered, a safety valve can be installed on the gas pipe between the output pressure gauge 4 and the output valve 7 and used for automatically relieving pressure when the pressure is too high, and the safety of the instrument is ensured; when the portable high-pressure nitrogen detection box is implemented, the box cover 11 needs to be opened firstly, then the gas input interface 8 is reliably connected with a detected nitrogen source through a pipeline, one end of a power line is inserted into the power interface 10, the other end of the power line is connected with an AC220V power socket, then the power switch 9 is opened, then the input valve 5 is slowly opened, the input pressure gauge 3 is observed, the pressure reducing valve 6 on the adjusting panel is used for observing the indicating value of the output pressure gauge 4, after the output pressure value meets the requirement, the output valve 7 is slowly opened, the flow value of the oxygen analyzer or the dew point instrument 13 is checked simultaneously, the flow value meets the requirement, and at the moment, the detection device starts to detect the quality of the nitrogen source; the utility model discloses guarantee nitrogen gas in different pressure ranges, can carry out the detection of two numerical values of purity and dew point simultaneously, easy operation has improved work efficiency greatly, and the range of application is wider.
The details of the present invention not described in detail are prior art, and it will be apparent to those skilled in the art that the present invention is not limited to the details of the foregoing exemplary embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the scope of the claims.
Claims (7)
1. The utility model provides a portable high pressure nitrogen gas detection case which characterized by: the box body (1) comprises an inner cavity, a mounting panel (2) arranged at the top of the inner cavity and a display window arranged on the front side wall of the box body (1); a purity meter (12), a dew point meter (13), an input pressure meter (3), an output pressure meter (4), an input valve (5), an output valve (7) and a pressure reducing valve (6) are arranged in an inner cavity of the box body (1), operation display screens of the purity meter (12) and the dew point meter (13) are integrally arranged in a display window, pressure display screens of the input pressure meter (3) and the output pressure meter (4) are arranged on the rear side of an upper plate surface of the installation panel (2) side by side, adjusting knobs of the input valve (5), the pressure reducing valve (6) and the output valve (7) are arranged in the middle of the upper plate surface of the installation panel (2) side by side, and a gas input interface (8), a power switch (9) and a power interface (10) are arranged on the front side of the upper plate surface of the installation panel (2) side by side; gas input interface (8) are connected in series input valve (5), input manometer (3), relief pressure valve (6), output manometer (4) and output valve (7) back in proper order through the trachea, parallelly connected purity appearance (12) and dew point hygrometer (13) of switching in, power source (10) are connected with purity appearance (12) and dew point hygrometer (13) electricity respectively through switch (9).
2. The portable high pressure nitrogen detection chamber of claim 1, wherein: the rear side of the box cover (11) is correspondingly hinged with the outer top end of the rear side wall of the box body (1), and the front side of the box cover (11) is detachably connected with the outer top end of the front side wall of the box body (1) through a lock catch.
3. The portable high-pressure nitrogen detection box according to claim 1, characterized in that: handles are mounted on the left outer side wall and the right outer side wall of the box body (1).
4. The portable high-pressure nitrogen detection box according to claim 1, characterized in that: supporting blocks are arranged at four corners of the outer bottom surface of the box body (1).
5. The portable high pressure nitrogen detection chamber of claim 1, wherein: the purity meter (12) is an oxygen analyzer.
6. The portable high pressure nitrogen detection chamber of claim 1, wherein: the left side and the right side of the upper plate surface of the mounting panel (2) are symmetrically provided with two digging grooves.
7. The portable high pressure nitrogen detection chamber of claim 1, wherein: and the input valve (5) and the output valve (7) are both needle valves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221928995.4U CN218298179U (en) | 2022-07-20 | 2022-07-20 | Portable high-pressure nitrogen gas detection case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221928995.4U CN218298179U (en) | 2022-07-20 | 2022-07-20 | Portable high-pressure nitrogen gas detection case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218298179U true CN218298179U (en) | 2023-01-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221928995.4U Active CN218298179U (en) | 2022-07-20 | 2022-07-20 | Portable high-pressure nitrogen gas detection case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218298179U (en) |
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2022
- 2022-07-20 CN CN202221928995.4U patent/CN218298179U/en active Active
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