CN101839788A - Gas pressure detection sensing device for gas charging cabinet - Google Patents
Gas pressure detection sensing device for gas charging cabinet Download PDFInfo
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- CN101839788A CN101839788A CN 201010123464 CN201010123464A CN101839788A CN 101839788 A CN101839788 A CN 101839788A CN 201010123464 CN201010123464 CN 201010123464 CN 201010123464 A CN201010123464 A CN 201010123464A CN 101839788 A CN101839788 A CN 101839788A
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Abstract
The invention discloses a gas pressure detection sensing device for a gas charging cabinet. The gas pressure detection sensing device comprises an end cover and an aluminum shell, wherein the end cover covers on the top of the aluminum shell. The gas pressure detection sensing device also comprises a gland nut, a secondary signal wire socket, a pressure display device, a pressure detection sensor module, an ejector rod, a joint and a self-sealing valve, wherein the self-sealing valve is arranged on the top of the gas charging cabinet; a self-sealing rod which can move up and down is arranged in a through hole in the middle of the self-sealing valve; the ejector rod is arranged in an inner cavity of the joint; the pressure detection sensor module is arranged in a cavity of the aluminum shell; a large sealing ring is arranged on the side face of the pressure detection sensor module; and a small sealing ring is arranged on the bottom surface of the pressure detection sensor module; the secondary signal wire socket is arranged on the end cover; and one end of the signal wire led out through the secondary signal wire socket is electrically connected with the pressure detection sensor module, and the other end of the signal wire is electrically connected with the pressure display device. The gas pressure detection sensing device has good leak tightness, is not influenced by environment and altitude, can perform remote detection and monitor the pressure reading at any time.
Description
Technical field
The present invention relates to a kind of pressure detection sensing device, specifically, relate to a kind of gaseous tension detection sensing device that is used to inflate cabinet.
Background technology
The Sealing Technology that the gaseous tension that is used to inflate cabinet at present detects sensing device is not high, causes the gas in the cabinet easily to leak, and influence detects and the operate as normal of relevant device; The pressure detection sensing device is subjected to the influence of environment and sea level elevation easily in addition, thereby testing can not normally be carried out sometimes; Pressure in the pick-up unit generally is to show by pressure gauge, need artificial reading, when the excessive build-up of pressure meter of pressure breaks down, pressure gauge is not reported to the police and measuring ability, need artificial monitoring in real time, pressure gauge can only directly be connected with pick-up unit simultaneously, can not carry out remote detection, these all increase the detection cost greatly, reduce the accuracy of detection and the dirigibility of detection.
Summary of the invention
The purpose of this invention is to provide a kind of good airproof performance, be not subjected to that environment and sea level elevation influence, can carry out remote detection and at any time the gaseous tension that is used to inflate cabinet of monitoring pressure reading detect sensing device.
The technical scheme that realizes above-mentioned purpose is: a kind of gaseous tension detection sensing device that is used to inflate cabinet, comprise end cap, the aluminium shell, end cap covers the top at the aluminium shell, also comprise gland nut, the secondary singal line socket, pressure-display device, the press detection sensor module, push rod, joint and self-styled valve, self-styled valve is installed in the top of inflation cabinet, in the through hole at self-styled valve middle part, the self-styled bar that can slide up and down is installed, upper end of joint is threaded with the lower end of aluminium shell, the lower end of joint is threaded with self-styled valve, push rod is installed in the joint inner chamber, and push rod and self-styled bar are on the same center line, the press detection sensor module is installed in the aluminium shell cavity, the side of press detection sensor module is equipped with large sealing packing ring, and the bottom surface in the press detection sensor module is equipped with small sealing ring, the gland nut that is pressed in the large sealing packing ring top is connected with the aluminium outer casing screw, the secondary singal line socket is installed on the end cap, and an end of the signal wire of being drawn by the secondary singal line socket is electrically connected with the press detection sensor module, and the other end of signal wire is electrically connected with pressure-display device.
Further, the O type circle of butt-end packing is installed between large sealing packing ring and press detection sensor module, the O type circle of two circumferential sealings is installed between large sealing packing ring and aluminium shell.
After adopting technique scheme, the O type circle of two circumferential sealings installing between large sealing packing ring and aluminium shell is realized double seal, and this O type circle adopts 45 degree somatotypes; The 180 degree somatotypes that the O type circle of the butt-end packing of installing between large sealing packing ring and press detection sensor module adopts, the decrement of large sealing packing ring and small sealing ring static seal is controlled at 16-20%, large sealing packing ring is compressed by gland nut, utilizes the O type circle of O type circle, butt-end packing of circumferential sealing and large sealing packing ring and small sealing ring to guarantee that gas year leak rate is less than 0.05%.The multichannel that is provided with pressure-display device detects and multistage warning, in the device and be furnished with internal battery, but detected pressures reading at any time; Pressure-display device has communication interface, but remote detection.The press detection sensor module has the influence that temperature compensation function is not vulnerable to environment, sea level elevation.
Description of drawings
Fig. 1 is a cross-sectional view of the present invention.
Embodiment
The present invention is further detailed explanation below in conjunction with drawings and Examples.
As shown in Figure 1, a kind of gaseous tension detection sensing device that is used to inflate cabinet, comprise end cap 1, aluminium shell 2, end cap 1 covers the top at aluminium shell 2, also comprise gland nut 3, secondary singal line socket 6, pressure-display device 7, press detection sensor module 8, push rod 9, joint 10 and self-styled valve 12, self-styled valve 12 is installed in the top of inflation cabinet 16, the self-styled bar 11 that can slide up and down is installed in the through hole at self-styled valve 12 middle parts, joint 10 upper ends are threaded with the lower end of aluminium shell 2, the lower end of joint 10 is threaded with self-styled valve 12, push rod 9 is installed in joint 10 inner chambers, and push rod 9 is on the same center line with self-styled bar 11, press detection sensor module 8 is installed in aluminium shell 2 cavitys, the side of press detection sensor module 8 is equipped with large sealing packing ring 13, and small sealing ring 14 is installed in the bottom surface of press detection sensor module 8, the gland nut 3 that is pressed in large sealing packing ring 13 tops is threaded with aluminium shell 2, secondary singal line socket 6 is installed on the end cap 1, and an end of the signal wire 15 of being drawn by secondary singal line socket 6 is electrically connected with press detection sensor module 8, and the other end of signal wire 15 is electrically connected with pressure-display device 7.
As shown in Figure 1, the O type circle 5 of butt-end packing is installed between large sealing packing ring 13 and press detection sensor module 8, the O type circle 4 of two circumferential sealings is installed between large sealing packing ring 13 and aluminium shell 2.
Be provided with multichannel in the pressure-display device 7 and detect and multistage warning, and in pressure-display device 7, be furnished with internal battery.
Press detection sensor module 8 has temperature compensation function and is not subjected to environment, the sea level elevation influence.
Pressure-display device 7 has communication interface, but remote detection.
Principle of work of the present invention is as follows:
Claims (4)
1. a gaseous tension that is used to inflate cabinet detects sensing device, comprise end cap (1), aluminium shell (2), end cap (1) covers the top in aluminium shell (2), it is characterized in that: also comprise gland nut (3), secondary singal line socket (6), pressure-display device (7), press detection sensor module (8), push rod (9), joint (10) and self-styled valve (12), self-styled valve (12) is installed in the top of inflation cabinet (16), in the through hole at self-styled valve (12) middle part, the self-styled bar (11) that can slide up and down is installed, joint (10) upper end is threaded with the lower end of aluminium shell (2), the lower end of joint (10) is threaded with self-styled valve (12), push rod (9) is installed in joint (10) inner chamber, and push rod (9) is on the same center line with self-styled bar (11), press detection sensor module (8) is installed in aluminium shell (2) cavity, the side of press detection sensor module (8) is equipped with large sealing packing ring (13), and small sealing ring (14) is installed in the bottom surface of press detection sensor module (8), the gland nut (3) that is pressed in large sealing packing ring (13) top is threaded with aluminium shell (2), secondary singal line socket (6) is installed on the end cap (1), and an end of the signal wire (15) of being drawn by secondary singal line socket (6) is electrically connected with press detection sensor module (8), and the other end of signal wire (15) is electrically connected with pressure-display device (7).
2. the gaseous tension detection sensing device that is used to inflate cabinet according to claim 1, it is characterized in that: the O type circle (5) of butt-end packing is installed between large sealing packing ring (13) and press detection sensor module (8), the O type circle (4) of two circumferential sealings is installed between large sealing packing ring (13) and aluminium shell (2).
3. the gaseous tension detection sensing device that is used to inflate cabinet according to claim 1 is characterized in that: be provided with multichannel in the described pressure-display device (7) and detect and multistage warning, and be furnished with internal battery in pressure-display device (7).
4. the gaseous tension detection sensing device that is used to inflate cabinet according to claim 1, it is characterized in that: press detection sensor module (8) has temperature compensation function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010123464 CN101839788A (en) | 2010-03-15 | 2010-03-15 | Gas pressure detection sensing device for gas charging cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010123464 CN101839788A (en) | 2010-03-15 | 2010-03-15 | Gas pressure detection sensing device for gas charging cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101839788A true CN101839788A (en) | 2010-09-22 |
Family
ID=42743299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010123464 Pending CN101839788A (en) | 2010-03-15 | 2010-03-15 | Gas pressure detection sensing device for gas charging cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101839788A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103196622A (en) * | 2013-04-08 | 2013-07-10 | 伊藤未来能源设备(上海)有限公司 | Gas pressure detection system, gas pressure detection plug and gas pressure detection plug assembly |
| CN104141849A (en) * | 2013-11-13 | 2014-11-12 | 国家电网公司 | Gas charging connector and circuit breaker using same |
| CN108151952A (en) * | 2018-01-29 | 2018-06-12 | 北京布莱迪仪器仪表有限公司 | A kind of double diaphragm leakage protection diaphragms |
| CN111473927A (en) * | 2020-04-10 | 2020-07-31 | 伊藤未来能源设备(上海)有限公司 | Natural gas rapid pressure measurement leak detection device and leak detection method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5365772A (en) * | 1976-11-22 | 1978-06-12 | Nec Corp | Air pressure detector |
| CN1164642A (en) * | 1996-05-06 | 1997-11-12 | 王玉西 | Wireless telecontrolled automobile tyre low pressure warning device |
| CN200982497Y (en) * | 2006-08-29 | 2007-11-28 | 西安华伟电力电子技术有限责任公司 | Sulfur hexafluoride density controller and switch body connection device |
-
2010
- 2010-03-15 CN CN 201010123464 patent/CN101839788A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5365772A (en) * | 1976-11-22 | 1978-06-12 | Nec Corp | Air pressure detector |
| CN1164642A (en) * | 1996-05-06 | 1997-11-12 | 王玉西 | Wireless telecontrolled automobile tyre low pressure warning device |
| CN200982497Y (en) * | 2006-08-29 | 2007-11-28 | 西安华伟电力电子技术有限责任公司 | Sulfur hexafluoride density controller and switch body connection device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103196622A (en) * | 2013-04-08 | 2013-07-10 | 伊藤未来能源设备(上海)有限公司 | Gas pressure detection system, gas pressure detection plug and gas pressure detection plug assembly |
| CN104141849A (en) * | 2013-11-13 | 2014-11-12 | 国家电网公司 | Gas charging connector and circuit breaker using same |
| CN108151952A (en) * | 2018-01-29 | 2018-06-12 | 北京布莱迪仪器仪表有限公司 | A kind of double diaphragm leakage protection diaphragms |
| CN111473927A (en) * | 2020-04-10 | 2020-07-31 | 伊藤未来能源设备(上海)有限公司 | Natural gas rapid pressure measurement leak detection device and leak detection method |
| CN111473927B (en) * | 2020-04-10 | 2022-02-22 | 伊藤未来能源设备(上海)有限公司 | Natural gas rapid pressure measurement leak detection device and leak detection method |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20100922 |