CN210347511U - SF6Dew point tester - Google Patents
SF6Dew point tester Download PDFInfo
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- CN210347511U CN210347511U CN201921261359.9U CN201921261359U CN210347511U CN 210347511 U CN210347511 U CN 210347511U CN 201921261359 U CN201921261359 U CN 201921261359U CN 210347511 U CN210347511 U CN 210347511U
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- dew point
- air chamber
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Abstract
The utility model discloses a SF6The dew point tester comprises a shell, an air chamber, a dew point sensor, a control board and a display device; the air chamber is arranged in the shell, at least one part of an air inlet of the air chamber is exposed out of the shell or the air inlet of the air chamber is communicated with the air inlet of the shell, and at least one part of an air outlet of the air chamber is exposed out of the shell or the air outlet of the air chamber is communicated with the air outlet of the shell; the dew point sensor is arranged in the air chamber and is suitable for collecting SF in the air chamber6A dew point signal of the gas; the control panel is respectively connected with the dew point sensor and the display device, is suitable for obtaining a dew point value according to the received dew point signal and sending the dew point value to the display deviceA device; the display means is adapted to display the dew point value it receives. The utility model discloses can measure SF very conveniently6The dew point of the utility model is simple in structure and convenient in use.
Description
Technical Field
The utility model relates to a SF6Dew point tester.
Background
SF6The gas is an excellent insulating medium and arc-extinguishing medium, it has the characteristics of non-toxicity, non-combustibility, high insulating strength and arc-extinguishing capacity far exceeding that of general dielectric medium, and in uniform electric field SF6The insulating strength of the gas is about 2.5 times of that of the air with the same air pressure, and simultaneously SF6Gas extinguishingThe arc capacity is tens of times that of air. With the increasing demand for electric power and the growing interest in environmental protection, SF is becoming a popular feature6Gases are also increasingly used in high-voltage electrical equipment. SF in the last decades6Gas-insulated equipment has become the development of power transmission and transformation equipment, SF6The technical parameters of gas-insulated devices have reached a high level. SF6The appearance of gas makes the electric transmission and transformation equipment become possible without oil insulation, the excellent arc extinguishing capability of the gas makes the high-voltage circuit breaker more compact in structure and less in maintenance workload while obtaining larger breaking capacity, and particularly SF is promoted6The gas insulated combined electrical apparatus and the derived electrical apparatus thereof make the high-voltage electrical apparatus have qualitative leap. To make SF6The gas can exert its advantages better and stably, and the regular detection of the dew point is necessary, but the prior SF6Dew point testing device for detecting SF6The dew point is inconvenient to use and has a complex and tedious structure.
Disclosure of Invention
The utility model aims to solve the technical problem that the defect of the prior art is overcome, and an SF is provided6Dew point tester, which can conveniently measure SF6The dew point of the utility model is simple in structure and convenient in use.
In order to solve the technical problem, the technical scheme of the utility model is that: SF (sulfur hexafluoride)6The dew point tester comprises a shell, an air chamber, a dew point sensor, a control board and a display device; wherein the content of the first and second substances,
the air chamber is arranged in the shell, at least one part of an air inlet of the air chamber is exposed out of the shell or the air inlet of the air chamber is communicated with the air inlet of the shell, and at least one part of an air outlet of the air chamber is exposed out of the shell or the air outlet of the air chamber is communicated with the air outlet of the shell;
the dew point sensor is arranged in the air chamber and is suitable for collecting SF in the air chamber6A dew point signal of the gas;
the control panel is respectively connected with the dew point sensor and the display device, and is suitable for obtaining a dew point value according to the received dew point signal and sending the dew point value to the display device;
the display means is adapted to display the dew point value it receives.
Further, the control panel is mounted in the housing; and/or the display device is mounted on an outer wall of the housing.
Further facilitating measurement of SF passing through the outlet of the chamber6Flow rate of gas, SF6The dew point tester further comprises a flow meter, directly or indirectly mounted at the outlet of the gas chamber, adapted to measure the SF passing through the outlet of the gas chamber6The flow rate of the gas.
Further, the flowmeter is a float flowmeter.
Further in order to conveniently and fixedly install the air chamber and the shell, the air chamber is provided with an installation end, the outer periphery of the installation end is provided with external threads, the shell is provided with an installation hole, the installation hole is provided with internal threads matched with the external threads, and the air chamber is installed in the shell through the matching of the external threads of the installation end and the internal threads of the installation hole.
Further in order to reduce SF6Connection point on gas intake passage to prevent SF6And gas leakage, wherein the gas inlet of the gas chamber is arranged at the free end of the mounting end, and the gas inlet of the gas chamber extends out of the shell from the mounting hole.
Further, a handle which is convenient to carry is installed on the shell.
Further, the air outlet of the air chamber is communicated with the air outlet of the shell through an air outlet pipe, and the air outlet of the air chamber is provided with an internal thread matched with the external thread of the joint of the air outlet pipe.
Further to prevent SF in the air chamber6The gas leaks from the mounting position of dew point sensor, the air chamber is provided with the sensor installing port, dew point sensor seal installation is in the sensor installing port.
After the technical scheme is adopted, SF6The gas enters the air chamber through the air inlet of the air chamber, and the dew point sensor collects SF in the air chamber6The dew point signal of the gas is fed back to the control board,the control panel converts the received dew point signal into a dew point value and sends the dew point value to the display device, and the display device displays the dew point value and SF in the air chamber6The gas is discharged from the gas outlet of the gas chamber, and the measurer can know the SF to be measured from the display device at a glance6The dew point value of the gas, the utility model discloses can measure SF very conveniently6The dew point value of the gas is convenient to operate; the utility model discloses an air chamber and casing threaded connection, the joint of outlet duct also with the gas outlet threaded connection of air chamber, and outside the air inlet of air chamber directly extended the casing, the utility model discloses simple structure, convenient equipment, and SF6The gas can not leak, and the popularization and the implementation are easy.
Drawings
FIG. 1 shows the SF of the present invention6The structural schematic diagram of the dew point tester;
fig. 2 is a schematic structural view of the air chamber of the present invention.
Detailed Description
In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is provided in connection with the accompanying drawings.
As shown in FIGS. 1 and 2, an SF6The dew point tester comprises a shell 1, an air chamber 2, a dew point sensor 3, a control board 4 and a display device 5; wherein the content of the first and second substances,
the air chamber 2 is arranged in the shell 1, at least one part of an air inlet of the air chamber 2 is exposed out of the shell 1 or the air inlet of the air chamber 2 is communicated with the air inlet of the shell 1, at least one part of an air outlet of the air chamber 2 is exposed out of the shell 1 or the air outlet of the air chamber 2 is communicated with the air outlet of the shell 1;
the dew point sensor 3 is arranged in the air chamber 2 and is suitable for collecting SF in the air chamber 26A dew point signal of the gas;
the control board 4 is respectively connected with the dew point sensor 3 and the display device 5, and is suitable for obtaining a dew point value according to the received dew point signal and sending the dew point value to the display device 5;
said display means 5 is adapted to display said received dew point value thereof. In the present embodiment, at least a portion of the air inlet of the air chamber 2 is exposed outside the housing 1, and the air outlet of the air chamber 2 is communicated with the air outlet of the housing 1.
As shown in fig. 1, the control board 4 is installed in the housing 1; the display device 5 is mounted on the outer wall of the housing 1.
As shown in FIG. 1, SF passing through the outlet of the gas cell 2 is measured for convenience6Flow rate of gas, SF6The dew point tester further comprises a flow meter 6, said flow meter 6 being indirectly mounted at the outlet of the gas chamber 2 and adapted to measure the SF passing through the outlet of the gas chamber 26The flow rate of the gas. In this embodiment, the flow meter 6 is a float flow meter.
As shown in fig. 1 and 2, in order to facilitate the fixed installation of the air chamber 2 and the housing 1, the air chamber 2 has an installation end 7, an external thread is arranged on the outer circumference of the installation end 7, the housing 1 is provided with an installation hole, the installation hole is provided with an internal thread matched with the external thread, and the air chamber 2 is installed in the housing 1 through the matching of the external thread of the installation end 7 and the internal thread of the installation hole. In particular, in order to reduce SF6Connection point on gas intake passage to prevent SF6And gas leaks, the gas inlet of the gas chamber 2 is arranged at the free end of the mounting end 7, and the gas inlet of the gas chamber 2 extends out of the shell 1 from the mounting hole.
As shown in fig. 1, a handle 8 is mounted on the housing 1 for easy carrying.
As shown in fig. 1, the air outlet of the air chamber 2 is communicated with the air outlet of the housing 1 through an air outlet pipe 9, and the air outlet of the air chamber 2 is provided with an internal thread matched with the external thread of the joint of the air outlet pipe 9. Specifically, the joint of the air outlet pipe 9 is directly connected with the air outlet of the air chamber 2 through threads, and the connection is very convenient.
As shown in fig. 1, in order to prevent SF in the gas chamber 26The gas leaks from dew point sensor 3's mounted position, air chamber 2 is provided with the sensor installing port, dew point sensor 3 seal installation is in the sensor installing port.
The working principle of the utility model is as follows:
SF6gas enters the gas chamber 2 through the gas inlet of the gas chamber 2, and the dew point sensor 3 collects SF in the gas chamber 26The dew point signal of gas and feed back dew point signal to control panel 4, control panel 4 will receive dew point signal conversion dew point value and take place to display device 5, display device 5 shows the dew point value, SF in the gas chamber 26The gas is discharged from the gas outlet of the gas chamber 2, and the measuring personnel can know the measured SF at a glance from the display device 56The dew point value of the gas, the utility model discloses can measure SF very conveniently6The dew point value of the gas is convenient to operate; the utility model discloses an air chamber 2 and 1 threaded connection of casing, the joint of outlet duct 9 also with air chamber 2's gas outlet threaded connection, and air chamber 2's air inlet directly extends outside casing 1, the utility model discloses simple structure, convenient equipment, and SF6The gas can not leak, and the popularization and the implementation are easy.
The above-mentioned embodiments further explain in detail the technical problems, technical solutions and advantages solved by the present invention, and it should be understood that the above only is a specific embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements 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.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
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 the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the present disclosure, unless otherwise expressly stated or limited, the first feature may comprise both the first and second features directly contacting each other, and also may comprise the first and second features not being directly contacting each other but being in contact with each other by means of further features between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.
Claims (9)
1. SF (sulfur hexafluoride)6Dew point tester, characterized in that it comprises a shell (1)The device comprises an air chamber (2), a dew point sensor (3), a control panel (4) and a display device (5); wherein the content of the first and second substances,
the air chamber (2) is arranged in the shell (1), at least one part of an air inlet of the air chamber (2) is exposed outside the shell (1) or the air inlet of the air chamber (2) is communicated with the air inlet of the shell (1), at least one part of an air outlet of the air chamber (2) is exposed outside the shell (1) or the air outlet of the air chamber (2) is communicated with the air outlet of the shell (1);
the dew point sensor (3) is arranged in the air chamber (2) and is suitable for collecting SF in the air chamber (2)6A dew point signal of the gas;
the control panel (4) is respectively connected with the dew point sensor (3) and the display device (5), and is suitable for obtaining a dew point value according to the received dew point signal and sending the dew point value to the display device (5);
the display means (5) is adapted to display the dew point value it receives.
2. SF according to claim 16The dew point tester is characterized in that the control board (4) is arranged in the shell (1); and/or the display device (5) is mounted on an outer wall of the housing (1).
3. SF according to claim 16Dew point tester, characterized in that it further comprises a flow meter (6), said flow meter (6) being mounted directly or indirectly at the outlet of the gas chamber (2) and being adapted to measure the SF passing through the outlet of the gas chamber (2)6The flow rate of the gas.
4. SF according to claim 36Dew point tester, characterized in that the flow meter (6) is a float flow meter.
5. SF according to claim 16The dew point tester is characterized in that the air chamber (2) is provided with a mounting end (7), the outer periphery of the mounting end (7) is provided with an external thread,the air chamber is characterized in that the shell (1) is provided with a mounting hole, the mounting hole is provided with an internal thread matched with the external thread, and the air chamber (2) is arranged in the shell (1) through the matching of the external thread of the mounting end (7) of the air chamber and the internal thread of the mounting hole.
6. SF according to claim 56The dew point tester is characterized in that an air inlet of the air chamber (2) is arranged at the free end of the mounting end (7), and the air inlet of the air chamber (2) extends out of the shell (1) from the mounting hole.
7. SF according to claim 16The dew point tester is characterized in that a handle (8) which is convenient to carry is mounted on the shell (1).
8. SF according to claim 16The dew point tester is characterized in that a gas outlet of the gas chamber (2) is communicated with a gas outlet of the shell (1) through a gas outlet pipe (9), and the gas outlet of the gas chamber (2) is provided with an internal thread matched with an external thread of a joint of the gas outlet pipe (9).
9. SF according to claim 16The dew point tester is characterized in that the air chamber (2) is provided with a sensor mounting opening, and the dew point sensor (3) is hermetically mounted in the sensor mounting opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921261359.9U CN210347511U (en) | 2019-08-06 | 2019-08-06 | SF6Dew point tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921261359.9U CN210347511U (en) | 2019-08-06 | 2019-08-06 | SF6Dew point tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210347511U true CN210347511U (en) | 2020-04-17 |
Family
ID=70218261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921261359.9U Active CN210347511U (en) | 2019-08-06 | 2019-08-06 | SF6Dew point tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210347511U (en) |
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2019
- 2019-08-06 CN CN201921261359.9U patent/CN210347511U/en active Active
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