CN215678194U - SF6 monitoring device - Google Patents
SF6 monitoring device Download PDFInfo
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- CN215678194U CN215678194U CN202121194139.6U CN202121194139U CN215678194U CN 215678194 U CN215678194 U CN 215678194U CN 202121194139 U CN202121194139 U CN 202121194139U CN 215678194 U CN215678194 U CN 215678194U
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Abstract
The utility model relates to an SF6 monitoring device, which comprises a movable box body, wherein the upper end of the box body is provided with an air inlet, the air inlet is provided with a one-way valve, the inner bottom of the box body is provided with a negative pressure device, the box body is used for air inlet through the negative pressure device, the lower end of the box body is provided with an air outlet, an SF6 detection device is arranged inside the box body, the SF6 detection device comprises an electric arc generator and an electrode plate, the electric arc generator and the electrode plate are respectively and fixedly arranged on two side walls inside the box body, the lower end of the box body is connected with an air collecting mechanism, one side of the box body is provided with an observation window, the box body is communicated with the outside through the air inlet and the air outlet, air inlet is carried out through the negative pressure device, so that when air is fed, the air in the box body can be discharged from the air outlet, the air in the box body is closer to components of the air in the environment, electric arc is ejected to the electrode plate through the electric arc generator, to see if the monitored area has SF6 gas.
Description
Technical Field
The utility model relates to the technical field of monitoring equipment, in particular to an SF6 monitoring device.
Background
Sulfur hexafluoride gas is a new generation of ultrahigh voltage insulating medium material, and is used as a good gas insulator, widely used for gas insulation of electronic and electrical equipment, and electronic grade high-purity sulfur hexafluoride is an ideal electronic etching agent, widely used in the technical field of microelectronics, used as plasma etching and cleaning agent in the manufacture of large-scale integrated circuits such as computer chips, liquid crystal screens and the like, used as a fluorine source for producing fluorine-doped glass in the preparation of optical fibers, and used as a doping agent for an isolation layer in the manufacture of low-loss high-quality single-mode optical fibers.
Chinese patent CN211043241U discloses a gaseous monitoring devices of SF6, wherein utilize the motor to drive the fan and inhale gas in the box and detect, nevertheless be airtight environment in the box, because the internal and external pressure of box is the same, consequently can not be fine inhale the inside of box with gas and detect, probably cause the concentration of SF6 in the box to be less than the concentration in the environment when detecting like this, cause the testing result inaccurate easily, therefore we need provide a SF6 monitoring devices.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an SF6 monitoring device, wherein a box body is communicated with the outside through an air inlet and an air outlet, air is fed through a negative pressure device, therefore, when air is fed, the air in the box body can be discharged from the air outlet, the air in the box body is closer to the components of the air in the environment, and an electric arc is ejected to an electrode plate through an electric arc generator, so that whether SF6 air exists in a monitored area or not is observed, and the problem in the background art is solved.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a SF6 monitoring devices, includes the movable box, the upper end of box is equipped with the air inlet, the air inlet is provided with the check valve, the interior bottom of box is provided with vacuum device, the box admits air through vacuum device, just the gas outlet has been seted up to the lower extreme of box, just the inside of box is provided with SF6 detection device, SF6 detection device includes arc generator and plate electrode, arc generator and plate electrode fixed mounting are respectively in the inside both sides wall of box, the lower extreme of box is connected with gas collection mechanism, the observation window has been seted up to one side of box.
Further, the air inlet is communicated with an air inlet cover, and the air inlet is communicated with the air inlet cover through a rubber hose.
Furthermore, the bottom of box is equipped with the landing leg, just the landing leg is provided with four groups altogether, the landing leg welds in the four corners of box lower extreme, just the bottom fixed mounting of landing leg has from locking-type universal wheel.
Further, the observation window sets up to square observation window, just the inboard fixed mounting of observation window has the transparent glass board, the gap between transparent glass board and the observation window utilizes bubble glue to seal.
Further, the negative pressure device is set to be a high-speed fan, and the high-speed fan is installed inside the air outlet.
Furthermore, the outer diameter of the gas outlet is gradually increased from top to bottom, the outer wall of the gas outlet is provided with anti-slip lines, the gas collection mechanism is a gas collection balloon, and the gas collection balloon is connected to the lower end of the gas outlet.
Further, the lower extreme of gas outlet still is provided with the external screw thread, gas collection mechanism sets up to the gas collection case, gas collection case threaded connection is in the lower extreme of gas outlet.
Compared with the prior art, the utility model has the beneficial effects that:
1. before detection, air needs to be fed into the device firstly, when air is fed into the box body, the air outlet is in an open state, the negative pressure device is started to feed air, the negative pressure device is closed after air is fed for about 30s, the air outlet is blocked by the air collecting mechanism, detection work is started, the electric arc generator emits electric arcs to the electrode plate, the color of the electric arcs is observed through the observation window, whether SF6 exists in the collected air can be observed, and the device can completely discharge the air in the box body when air is fed, so that the accuracy of a detection result is improved.
2. The air inlet cover can suck air in the workshop into the box body for detection through the air inlet cover, and the rubber hose can be held by hand due to certain flexibility, so that the air inlet cover can be moved to a low-lying position of the workshop, SF6 gas can be collected more conveniently, and the using effect is better.
3. According to the utility model, the gas collection mechanism is used for collecting the detected gas sample, and after detection is finished, if SF6 gas is contained, the gas in the box body can be sucked into the gas collection mechanism through the negative pressure device, so that the gas collection mechanism is used for collecting and transferring the gas sample, and the content of the SF6 gas in the gas sample can be further detected.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic structural diagram according to a first embodiment of the present invention;
FIG. 4 is a schematic structural diagram according to a second embodiment of the present invention;
FIG. 5 is a schematic view of the structure of the air outlet of the present invention.
In the figure: 1. a box body; 2. an air inlet; 3. a one-way valve; 4. a negative pressure device; 5. an air outlet; 6. an arc generator; 7. an electrode plate; 8. a gas collection mechanism; 9. an air intake hood; 10. a rubber hose; 11. a support leg; 12. self-locking universal wheels; 13. an observation window; 14. a transparent glass plate; 15. a gas collection balloon; 16. a gas collection box.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: an SF6 monitoring device comprises a movable box body 1, wherein supporting legs 11 are arranged at the bottom of the box body 1, four groups of supporting legs 11 are arranged, the supporting legs 11 are welded at four corners of the lower end of the box body 1, self-locking universal wheels 12 are fixedly arranged at the bottom of the supporting legs 11, and the lower end of the box body 1 is provided with the universal wheels, so that the device can be moved better, and gases at different positions can be collected and detected;
the upper end of the box body 1 is provided with the air inlet 2, the air inlet 2 is communicated with the air inlet cover 9 through the rubber hose 10, and the rubber hose 10 has certain flexibility, so that the rubber hose 10 can be held by hand, the air inlet cover 9 is moved to a low-lying position of a workshop, SF6 gas can be collected more conveniently, and the using effect is better;
the air inlet 2 is provided with a one-way valve 3, the inner bottom of the box body 1 is provided with a negative pressure device 4, the box body 1 is used for air inlet through the negative pressure device 4, the negative pressure device 4 is set to be a high-speed fan, and the high-speed fan is arranged inside the air outlet 5;
the lower end of the box body 1 is provided with an air outlet 5, an SF6 detection device is arranged in the box body 1, the SF6 detection device comprises an electric arc generator 6 and an electrode plate 7, the electric arc generator 6 and the electrode plate 7 are respectively and fixedly arranged on two side walls in the box body 1, the electric arc generator 6 emits electric arcs to the electrode plate 7, the color of the electric arcs is observed through an observation window, and whether collected gas contains SF6 or not can be observed;
an observation window 13 is arranged on one side of the box body 1, the observation window 13 is a square observation window 13, a transparent glass plate 14 is fixedly arranged on the inner side of the observation window 13, and a gap between the transparent glass plate 14 and the observation window 13 is sealed by bubble glue;
the first embodiment is as follows: the lower end of the box body 1 is connected with a gas collecting mechanism 8, the outer diameter of the gas outlet 5 is gradually increased from top to bottom, the outer wall of the gas outlet 5 is provided with anti-skid grains, the gas collecting mechanism 8 is arranged as a gas collecting balloon 15, the gas collecting balloon 15 is connected to the lower end of the gas outlet 5, after detection is finished, if SF6 gas is contained, the gas in the box body 1 can be sucked into the gas collecting balloon 15 through the negative pressure device 4, so that the gas collecting balloon 15 is used for collecting and transferring gas samples, the content of the SF6 gas in the gas samples can be further detected, and the gas collecting balloon 15 is used for collecting the gas more conveniently and quickly;
example two: the lower end of the box body 1 is connected with a gas collecting mechanism 8, the lower end of the gas outlet 5 is also provided with external threads, the gas collecting mechanism 8 is arranged as a gas collecting box 16, the gas collecting box 16 is in threaded connection with the lower end of the gas outlet 5, and the gas collecting box 16 is more stable in collection through the gas collecting box 16 relative to a gas collecting balloon 15;
after the detection is finished, if the gas contains the SF6 gas, the gas in the box body 1 can be sucked into the gas collecting mechanism 8 through the negative pressure device 4, so that the gas collecting mechanism 8 is used for collecting and transferring the gas sample, and the content of the SF6 gas in the gas sample can be further detected;
the device sucks air in a workshop into the box body 1 for detection by utilizing the air inlet cover 9, and the rubber hose 10 has certain flexibility, so that the rubber hose 10 can be held by hand, the air inlet cover 9 is moved to a low-lying position of the workshop, SF6 gas is more conveniently collected, the using effect is better, when air is sucked into the box body 1, the air outlet 5 is in an open state, the negative pressure device 4 is started to admit air for about 30s, the negative pressure device 4 is closed, the air outlet 8 is blocked by the gas collection mechanism 8, the detection work is started, the arc generator 6 jets out an arc to the electrode plate 7, the color of the arc is observed through the observation window 13, whether the collected gas contains SF6 or not can be observed, the device can completely discharge the gas in the box body 1 when air is sucked, so that the accuracy of a detection result is improved, after the detection is finished, if the gas containing SF6 is contained, the gas inside the box body 1 can be sucked into the gas collecting mechanism 8 through the negative pressure device 4, so that the gas collecting mechanism 8 is used for collecting and transferring the gas sample, and the content of SF6 gas in the gas sample can be further detected.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. An SF6 monitoring devices, includes portable box (1), its characterized in that: the upper end of box (1) is equipped with air inlet (2), air inlet (2) are provided with check valve (3), the interior bottom of box (1) is provided with negative pressure device (4), box (1) admits air through negative pressure device (4), just gas outlet (5) have been seted up to the lower extreme of box (1), just the inside of box (1) is provided with SF6 detection device, SF6 detection device includes arc generator (6) and plate electrode (7), arc generator (6) and plate electrode (7) respectively fixed mounting in the inside both sides wall of box (1), the lower extreme of box (1) is connected with gas collection mechanism (8), observation window (13) have been seted up to one side of box (1).
2. An SF6 monitoring device according to claim 1, wherein: the air inlet (2) is communicated with an air inlet cover (9), and the air inlet (2) is communicated with the air inlet cover (9) through a rubber hose (10).
3. An SF6 monitoring device according to claim 2, wherein: the bottom of box (1) is equipped with landing leg (11), just landing leg (11) are provided with four groups altogether, landing leg (11) weld in the four corners of box (1) lower extreme, just the bottom fixed mounting of landing leg (11) has from locking-type universal wheel (12).
4. An SF6 monitoring device as in claim 3, wherein: the observation window (13) sets up to square observation window (13), just the inboard fixed mounting of observation window (13) has transparent glass board (14), the gap between transparent glass board (14) and observation window (13) utilizes bubble glue to seal.
5. An SF6 monitoring device as in claim 4, wherein: the negative pressure device (4) is set to be a high-speed fan, and the high-speed fan is installed inside the air outlet (5).
6. An SF6 monitoring device as in claim 5, wherein: the outer diameter of the gas outlet (5) is gradually increased from top to bottom, anti-slip patterns are formed in the outer wall of the gas outlet (5), the gas collection mechanism (8) is a gas collection balloon (15), and the gas collection balloon (15) is connected to the lower end of the gas outlet (5).
7. An SF6 monitoring device as in claim 6, wherein: the lower end of the gas outlet (5) is also provided with external threads, the gas collection mechanism (8) is arranged into a gas collection box (16), and the gas collection box (16) is in threaded connection with the lower end of the gas outlet (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121194139.6U CN215678194U (en) | 2021-05-31 | 2021-05-31 | SF6 monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121194139.6U CN215678194U (en) | 2021-05-31 | 2021-05-31 | SF6 monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215678194U true CN215678194U (en) | 2022-01-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121194139.6U Active CN215678194U (en) | 2021-05-31 | 2021-05-31 | SF6 monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215678194U (en) |
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2021
- 2021-05-31 CN CN202121194139.6U patent/CN215678194U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230518 Address after: 430000, No. 1, 3rd Floor, Building 10, Sun City, Gezhouba, South of Gaoxin Fourth Road and East of Fozuling Second Road, Donghu New Technology Development Zone, Wuhan City, Hubei Province (Wuhan Area, Free Trade Zone) Patentee after: Hubei Eden Technology Co.,Ltd. Address before: 430000 No.01, 2 / F, unit 5, building 1, north of Jindi Sunshine City, No.3, Xinzhu Road, Donghu hi tech Development Zone, Wuhan City, Hubei Province Patentee before: WUHAN HAITHING TECHNOLOGY CO.,LTD. |
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| TR01 | Transfer of patent right |