CN203116916U - Portable alarming device used for sulfur hexafluoride gas and oxygen leakage detection - Google Patents
Portable alarming device used for sulfur hexafluoride gas and oxygen leakage detection Download PDFInfo
- Publication number
- CN203116916U CN203116916U CN 201320049368 CN201320049368U CN203116916U CN 203116916 U CN203116916 U CN 203116916U CN 201320049368 CN201320049368 CN 201320049368 CN 201320049368 U CN201320049368 U CN 201320049368U CN 203116916 U CN203116916 U CN 203116916U
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- microprocessor
- wireless receiving
- sulfur hexafluoride
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- portable
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Abstract
The utility model discloses a portable alarming device used for sulfur hexafluoride gas and oxygen leakage detection. The alarming device comprises a double-gas detection device and a hand-held type wireless receiving device. The double-gas detection device and the hand-held type wireless receiving device are in a wireless communication by a short-distance wireless communication channel built by a wireless transmission module and a hand-held receiving module of the hand-held type wireless receiving device. The double-gas detection device is disposed on a telescopic rod capable of three-segment adjustment, therefore the length can be adjusted at will according to requirements, and the use can be facilitated. At the same time, the data can be transmitted between the double-gas detection device and the hand-held type wireless receiving device in a wireless manner. The portable alarming device is advantageous in that the sensitivity of the double-gas detection device can be corrected at any time during the detection, and the on-site comparison test with an on-line monitoring device can be carried out; and the alarming device can be used to detect whether the on-line monitoring device is still under the normal working condition; the sensitivity is high, and the device is stable as well as reliable.
Description
Technical field
The utility model relates to a kind of gas Leak Detection alarm, relates in particular to a kind of portable alarm for sulfur hexafluoride gas and oxygen leakage detection.
Background technology
Sulfur hexafluoride gas is widely used in high-voltage switch gear, transformer and fully closed combined electric unit (GIS) etc. the high-tension apparatus as a kind of insulating medium of excellence.Since the aspects such as production, processing and installation of equipment, the leakage that slowly can produce sulfur hexafluoride gas.If can not in time find the leakage situation of gas, in case when leaking the concentration value reach certain, sulfur hexafluoride gas is known from experience the people and produced serious injury.
This power industry has been formulated many relevant safe operation standards for sulfur hexafluoride gas equipment, wherein emphasized the warning instrument that sulfur hexafluoride gas and oxygen content detect must be installed in the switch gear room that sulfur hexafluoride gas is arranged.Because the long device of these detecting instruments is placed on the ground of switch gear room, the temperature of air, humidity and foreign gas produce very big influence to the sensitivity meeting of on-line monitoring.If these online monitoring alarm devices are in case malfunctioning its due security role that just lost.Personnel's safety still is difficult to be protected.In these more external outdoor or variable environment, be not easy to install online sulfur hexafluoride warning device.
Summary of the invention
The purpose of this utility model, a kind of portable alarm for sulfur hexafluoride gas and oxygen leakage detection is provided in order to address the above problem exactly, adopt wirelessly transmitting data, portable mode detects the leakage of sulfur hexafluoride gas, and then judge that accurately whether high-voltage switch gear, transformer and fully closed combined electric unit (GIS) etc. high-tension apparatus has sulfur hexafluoride gas to leak, and ensures the device of the safe operation of electric system.
The purpose of this utility model is achieved in that
A kind of portable alarm for sulfur hexafluoride gas and oxygen leakage detection of the present utility model comprises:
Two gas detecting instruments, comprise sulfur hexafluoride purity analysis sensor, oxygen content analyte sensors, wireless transmitter module, first microprocessor and first power module, wherein, the output terminal of described sulfur hexafluoride purity analysis sensor and oxygen content analyte sensors is connected with the A/D port of described first microprocessor respectively, the input end of described wireless transmitter module is connected with the serial ports of described first microprocessor, and the output terminal of described first power module is connected with the power end of described first microprocessor;
The portable wireless receiving instrument, comprise wireless receiving module, keyboard circuit, second microprocessor, display circuit, warning circuit and second source module, wherein, the output terminal of described wireless receiving module is connected with the serial ports of described second microprocessor, described keyboard circuit, display circuit and warning circuit are connected with the I/O port of described second microprocessor respectively, and the output terminal of described second source module is connected with the power end of described second microprocessor;
The close range wireless communication channel that the described pair of gas detecting instrument set up by the wireless receiving module of wireless transmitter module and portable wireless receiving instrument carries out wireless telecommunications with described portable wireless receiving instrument and is connected.
Above-mentioned a kind of portable alarm for sulfur hexafluoride gas and oxygen leakage detection, wherein, described portable alarm also comprises an expansion link, described pair of gas detecting instrument is fixed in the top of described expansion link.
In the utility model two gas detecting instruments be located at can the expansion link of three sections adjustings on, can regulate length as required arbitrarily, easy to use, simultaneously owing to adopt wireless mode transmission data between two gas detecting instrument and the portable wireless receiving instrument, the sulfur hexafluoride gas that the scene can be surveyed and the data of oxygen content by wireless transmit to the portable wireless receiving instrument, just can send sound and light alarm in case sulfur hexafluoride exceeds standard, show oxygen content simultaneously.
The utility model is used for the portable alarm of sulfur hexafluoride gas and oxygen leakage detection, when detecting, can proofread and correct the sensitivity of two gas detecting instruments at any time, can do the contrast test with on-Line Monitor Device at the scene, in time find that the on-line monitoring instrument whether also under normal duty, has characteristics such as highly sensitive, reliable and stable.
Description of drawings
Fig. 1 is theory diagram of the present utility model;
Fig. 2 is the structural representation of two gas detecting instruments in the utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
See also Fig. 1, the utility model is used for the portable alarm of sulfur hexafluoride gas and oxygen leakage detection, comprising:
Two gas detecting instruments 1, comprise sulfur hexafluoride purity analysis sensor 11, oxygen content analyte sensors 12, wireless transmitter module 15, first microprocessor 13 and first power module 14, wherein, the output terminal of sulfur hexafluoride purity analysis sensor 11 and oxygen content analyte sensors 12 is connected with the A/D port of first microprocessor 13 respectively, the input end of wireless transmitter module 15 is connected with the serial ports of first microprocessor 13, and the output terminal of first power module 14 is connected with the power end of first microprocessor 13;
Portable wireless receiving instrument 2, comprise wireless receiving module 22, keyboard circuit 23, second microprocessor 21, display circuit 26, warning circuit 24 and second source module 25, wherein, the output terminal of wireless receiving module 22 is connected with the serial ports of second microprocessor 21, the output terminal of keyboard circuit 23 is connected with the I/O port of second microprocessor 21, the input end of display circuit 26 and warning circuit 24 is connected with the I/O port of second microprocessor 21 respectively, and the output terminal of second source module 25 is connected with the power end of second microprocessor 21;
Two gas detecting instrument 1 wireless transmitter modules 15 are set up the close range wireless communication channel with the wireless receiving module 22 of portable wireless receiving instrument 2, make two gas detecting instruments 1 can carry out wireless telecommunications with portable wireless receiving instrument 2 and are connected.
Two gas detecting instruments 1 are located at the top of expansion link 3 that can three sections adjustings as shown in Figure 2, during detection, can regulate length as required arbitrarily, two gas detecting instruments 1 are emitted to the sulfur hexafluoride gas of scene detection and the data of oxygen content on the portable wireless receiving instrument 2 by wireless communication mode, in case sulfur hexafluoride exceeds standard, the warning circuit 24 of portable wireless receiving instrument 2 just can send sound and light alarm, display circuit 26 shows oxygen content simultaneously, can do the contrast test with on-Line Monitor Device at the scene, find that in time the on-line monitoring instrument is whether also under normal duty.
Above embodiment is only for the usefulness that the utility model is described, but not to restriction of the present utility model, person skilled in the relevant technique, under the situation that does not break away from spirit and scope of the present utility model, can also make various conversion or modification, therefore all technical schemes that are equal to also should belong to category of the present utility model, should be limited by each claim.
Claims (2)
1. a portable alarm that is used for sulfur hexafluoride gas and oxygen leakage detection is characterized in that, comprising:
Two gas detecting instruments, comprise sulfur hexafluoride purity analysis sensor, oxygen content analyte sensors, wireless transmitter module, first microprocessor and first power module, wherein, the output terminal of described sulfur hexafluoride purity analysis sensor and oxygen content analyte sensors is connected with the A/D port of described first microprocessor respectively, the input end of described wireless transmitter module is connected with the serial ports of described first microprocessor, and the output terminal of described first power module is connected with the power end of described first microprocessor;
The portable wireless receiving instrument, comprise wireless receiving module, keyboard circuit, second microprocessor, display circuit, warning circuit and second source module, wherein, the output terminal of described wireless receiving module is connected with the serial ports of described second microprocessor, described keyboard circuit, display circuit and warning circuit are connected with the I/O port of described second microprocessor respectively, and the output terminal of described second source module is connected with the power end of described second microprocessor;
The close range wireless communication channel that the described pair of gas detecting instrument set up by the wireless receiving module of wireless transmitter module and portable wireless receiving instrument carries out wireless telecommunications with described portable wireless receiving instrument and is connected.
2. a kind of portable alarm for sulfur hexafluoride gas and oxygen leakage detection as claimed in claim 1 is characterized in that described portable alarm also comprises an expansion link, and described pair of gas detecting instrument is fixed in the top of described expansion link.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320049368 CN203116916U (en) | 2013-01-29 | 2013-01-29 | Portable alarming device used for sulfur hexafluoride gas and oxygen leakage detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320049368 CN203116916U (en) | 2013-01-29 | 2013-01-29 | Portable alarming device used for sulfur hexafluoride gas and oxygen leakage detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203116916U true CN203116916U (en) | 2013-08-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320049368 Expired - Lifetime CN203116916U (en) | 2013-01-29 | 2013-01-29 | Portable alarming device used for sulfur hexafluoride gas and oxygen leakage detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203116916U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103134641A (en) * | 2013-01-29 | 2013-06-05 | 上海市电力公司 | Portable alarm apparatus used for leakage detection of sulfur hexafluoride gas and oxygen |
| EP3463135A4 (en) * | 2016-06-06 | 2020-04-29 | Buffalo Filter LLC | Sensor systems for use in connection with medical procedures |
-
2013
- 2013-01-29 CN CN 201320049368 patent/CN203116916U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103134641A (en) * | 2013-01-29 | 2013-06-05 | 上海市电力公司 | Portable alarm apparatus used for leakage detection of sulfur hexafluoride gas and oxygen |
| EP3463135A4 (en) * | 2016-06-06 | 2020-04-29 | Buffalo Filter LLC | Sensor systems for use in connection with medical procedures |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130807 |
|
| CX01 | Expiry of patent term |