CN208637067U - Portable sulphur hexafluoride monitors expert system apparatus for demonstrating on-line - Google Patents
Portable sulphur hexafluoride monitors expert system apparatus for demonstrating on-line Download PDFInfo
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- CN208637067U CN208637067U CN201820452399.0U CN201820452399U CN208637067U CN 208637067 U CN208637067 U CN 208637067U CN 201820452399 U CN201820452399 U CN 201820452399U CN 208637067 U CN208637067 U CN 208637067U
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Abstract
The utility model discloses a kind of Portable sulphur hexafluorides to monitor expert system apparatus for demonstrating on-line, including cabinet, sulfur hexafluoride on-line monitoring expert system, sealed air chamber, several standard gas airbags, recycling airbag, vacuum pump, several solenoid valves and several tracheaes are integrated in the cabinet, if sulfur hexafluoride on-line monitoring expert system includes power module, industrial control tablet computer, controller of fan, gas sensor, the fast interface of dry gas and several control buttons etc..The utility model can pass through standard gas airbag and air flue loop analog field condition, on-the-spot demonstration measures the process of oxygen or gas precision, or directly detect leak case in the room GIS, facilitate the function to present customers on-line monitoring expert system, and by airbag gas recovery, free from environmental pollution, the compact of whole device, weight are light, it is convenient for carrying, good practical effect.
Description
Technical field
The utility model relates to electrical cabinet detection technique fields, monitor on-line more particularly to a kind of Portable sulphur hexafluoride
Expert system apparatus for demonstrating.
Background technique
In high pressure, super-pressure and extra-high voltage field, sulfur hexafluoride (SF6) gas almost becomes breaker and gas-insulated
Unique insulation of switchgear (GIS) and arc-extinguishing medium.With the extensive application of SF6 equipment, on the one hand make power generation more
Securely and reliably, on the other hand, SF6 gas itself causes safely the health of human body of environment, equipment, especially field personnel
A possibility that endangering is also increasing.To ensure that equipment operates normally, the health of human body safety of field personnel, hexafluoro are ensured
Change sulphur on-line monitoring system to come into being, is mainly used to measure sulfur hexafluoride and oxygen content, whether monitoring sulfur hexafluoride gas
There are leakages, ensure the personal safety of field inspector.But the inspection of the room GIS and maintenance personnel are for sulfur hexafluoride at present
The function of on-line monitoring system is not known about, and for the measurement accuracy of product, warning function and fan linkage function etc. are also unclear,
And the structure of sulfur hexafluoride on-line monitoring system is more complex, can not influence lithium in the pre-sales function to user display system
The promotion and application of sulphur on-line monitoring system.
Utility model content
In view of the above technical problems, the utility model provides a kind of Portable sulphur hexafluoride on-line monitoring expert system and drills
Showing device, it is delicate structure, easy to operate, the concentration of live gas gas and lithium can be simulated by calibrating gas airbag
The exceeded situation of sulphur, and show the principle of work and power of controller of fan, the design of product is understood convenient for user, it is with higher practical
Value.
To realize the above-mentioned technical purpose, the utility model adopts the technical scheme that
A kind of Portable sulphur hexafluoride on-line monitoring expert system apparatus for demonstrating, it is characterised in that: including cabinet, Ruo Ganbiao
Gas airbag recycles airbag, vacuum pump, several solenoid valves and several tracheaes, and it is special that sulfur hexafluoride on-line monitoring is integrated in the cabinet
Family's system and sealed air chamber, wherein
The standard gas airbag includes oxygen standard gas airbag and sulfur hexafluoride standard gas airbag, and sealed air chamber is logical equipped with cable
Hole, several tracheae through-holes and exhaust through hole, sulfur hexafluoride on-line monitoring expert system include power module, industrial control tablet computer,
If controller of fan, gas sensor and the fast interface of dry gas, the fast interface of gas includes the fast interface of oxygen, sulfur hexafluoride
Fast interface and the fast interface of outlet；
Each standard gas airbag and recycling airbag pass through respectively tracheae and the fast interface of oxygen, the fast interface of sulfur hexafluoride and
The fast interface connection of outlet, the fast interface of oxygen and the fast interface of sulfur hexafluoride pass through tracheae and tracheae equipped with solenoid valve respectively
Through-hole connection, the fast interface of outlet connect between the tracheae and exhaust through hole by being equipped with vacuum pump, constitute air flue circuit, gas
Sensor includes being set to sealed air chamber inside and outside first gas sensor and second gas sensor, each gas sensing
Device passes through the cable through-hole in sealed air chamber by cable connection industrial control tablet computer, cable；
The sulfur hexafluoride on-line monitoring expert system further includes the solenoid valve oxygen that several are separately connected on corresponding tracheae
Gas control button and sulfur hexafluoride control button, the pumping button for connecting vacuum pump.
Preferably, the sulfur hexafluoride on-line monitoring expert system further includes display ECP Extended Capabilities Port and RS485 interface.
Preferably, a tracheae through hole of the sealed air chamber is extended to two-way gas circuit by being equipped with three-way connection,
It is separately connected the fast interface of oxygen and the fast interface of sulfur hexafluoride.
By adopting the above-described technical solution, the utility model has the following technical effect that the utility model can pass through
Standard gas airbag and air flue loop analog field condition, on-the-spot demonstration device measure the process of oxygen or the precision waited, facilitate to visitor
The function of on-line monitoring expert system is introduced at family, or directly detects oxygen and value current in the room GIS, and is recycled by airbag
Gas, free from environmental pollution, the compact of whole device, weight are light, are convenient for carrying, good practical effect.
Detailed description of the invention
The utility model will illustrate by example and with reference to the appended drawing, in which:
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the perspective view of cabinet in Fig. 1；
Fig. 3 is the schematic illustration of the utility model demonstration gas precision；
Fig. 4 is the schematic illustration of the utility model demonstration oxygen precision；
Wherein, 10- cabinet, 1- sulfur hexafluoride on-line monitoring expert system, 11- power module, 12- industrial control tablet computer,
13- controller of fan, the fast interface of 14- gas, the fast interface of 141- oxygen, the fast interface of 142- sulfur hexafluoride, 143- outlet
Fast interface, 151- first gas sensor, 152- second gas sensor, 2- sealed air chamber, 21- cable through-hole, 22- tracheae
Through-hole, 23- exhaust through hole, 31- oxygen standard gas airbag, 32- sulfur hexafluoride standard gas airbag, 5- vacuum pump, 6- solenoid valve, 71- oxygen
Gas control button, 72- sulfur hexafluoride control button, 73- are evacuated button, and 8- shows ECP Extended Capabilities Port, 9-RS485 interface.
Specific embodiment
All features disclosed in this specification or disclosed all methods or in the process the step of, in addition to mutually exclusive
Feature and/or step other than, can combine in any way.
Any feature disclosed in this specification unless specifically stated can be equivalent or with similar purpose by other
Alternative features are replaced.That is, unless specifically stated, each feature is an example in a series of equivalent or similar characteristics
?.
The apparatus for demonstrating of the utility model is integrated into a set of sulfur hexafluoride on-line monitoring expert system in one suitcase,
A sealed air chamber is designed in suitcase, is equipped with gas sensor in sealed air chamber, by the switch of solenoid valve control gas circuit, is led to
Vacuum pump pumping is crossed, the exceeded situation of gas on-site is simulated using the calibrating gas airbag of configuration.It is preferable to use saturating for sealed air chamber
Bright acrylic material makes, and can open three circular holes on gas chamber, is separately connected two tracheaes and a cable, and cable passage seals,
One of tracheae circuit is extended to two-way by three-way connection, connects the closing in two solenoid valve control tracheae circuits or beats
It opens, another tracheae circuit connects vacuum pump, and the reflux of tracheae circuit is evacuated and formed by vacuum pump.
As shown in Figures 1 to 4 be the utility model a preferred embodiment, including cabinet 10, several standard gas airbags, return
Getter bag, vacuum pump 5, several solenoid valves 6 and several tracheaes integrate sulfur hexafluoride in cabinet 10 and monitor 1 He of expert system on-line
Sealed air chamber 2 integrates sulfur hexafluoride on-line monitoring expert system 1, sealed air chamber 2, several standard gas airbags, recycling gas in cabinet 10
Bag, vacuum pump 5, several solenoid valves 6 and several tracheaes, wherein standard gas airbag includes oxygen standard gas airbag 31 and sulfur hexafluoride mark
Gas airbag 32, sealed air chamber 2 are equipped with cable through-hole 21, several tracheae through-holes 22 and exhaust through hole 23, and sulfur hexafluoride is supervised online
If surveying expert system 1 includes that power module 11, industrial control tablet computer 12, controller of fan 13, gas sensor and dry gas are fast
Interface 14, the fast interface 14 of gas include the fast interface 141 of oxygen, the fast interface 142 of sulfur hexafluoride and the fast interface of outlet
143, fast interface is used to connect airbag, and in the utility model, controller of fan 13 is used for the function of simulates blower fan starting, can set
Set indicator light.Controller of fan work when, by indicator light it is bright come indicate blower start.In the room GIS, controller of fan is used for
The pernicious gases such as sulfur hexafluoride are discharged to outdoor by blower, it is ensured that staff enters GIS by opening or closing for control blower
Indoor personal safety.
Specifically, standard gas airbag and recycling airbag pass through tracheae and the fast interface 141 of oxygen, the fast grafting of sulfur hexafluoride respectively
Mouth 142 and the fast interface 143 of outlet connect, and the fast interface 141 of oxygen and the fast interface 142 of sulfur hexafluoride are respectively by being equipped with electricity
The tracheae of magnet valve is connect with tracheae through-hole 22, the fast interface 143 of outlet by be equipped with vacuum pump 5 tracheae and exhaust through hole 23 it
Between connect, constitute air flue circuit, gas sensor includes being set to the inside and outside first gas sensor of sealed air chamber 2
151 and second gas sensor 152, for each gas sensor by cable connection industrial control tablet computer 12, cable passes through blanket gas
Cable through-hole 21 on room 2.The Oxygen control button 71 for being separately connected each solenoid valve 6 and sulfur hexafluoride control are additionally provided in cabinet
Button 72 processed, the pumping button 73 for connecting vacuum pump 5, solenoid valve are used to select opening and closing for oxygen or gas access, very
Sky pump is used to be evacuated, and forms tracheae circuit.
In the present embodiment, tow channel gas is extended to by being equipped with three-way connection 24 at a tracheae through-hole 22 of sealed air chamber 2
Road is separately connected the fast interface 141 of oxygen and the fast interface 142 of sulfur hexafluoride.Sulfur hexafluoride on-line monitoring expert system 1 is also wrapped
Include display ECP Extended Capabilities Port 8 and RS485 interface 9.
In the electric control loop of the utility model, solenoid valve, vacuum pump working power preferably use 24V direct current, make
Working power is provided with power module, power supply, button band self-locking function, button tape light, after pressing are controlled by button
Indicator light is lighted if electrification.Airbag is used to store calibrating gas.Device at most can configure 8 airbags.Such as configure 400ppm
Standard gas airbag, the standard gas airbag of 1000ppm, the oxygen standard gas airbag of 10% concentration, the oxygen standard gas airbag of 15% concentration, 20%
Oxygen standard gas airbag, nitrogen airbag and the gas of concentration recycle airbag, and the filling gas in each airbag is inert nitrogen gas,
Ppm is the volumetric concentration unit of gas, indicates million/volume, the specific test side for simulating live oxygen and gas precision
Method is as follows:
One, gas accuracy test
When demonstrating Gas Detection Performance of thermal, need to press lower pumping button and sulfur hexafluoride control button, sulfur hexafluoride standard gas
Two gas-tpe fittings on airbag are connected respectively on fast interface and the fast interface of outlet, sulfur hexafluoride standard gas airbag and air flue
Circuit forms a circulation, and the detection performance of gas is verified by the indoor gas sensor of blanket gas:
Step 1) clicks " pumping button " starting vacuum pump, by vacuum pump evacuating air in gas chamber, in pumping process
Middle gas indoor oxygen is constantly reduced, and the oxygen value that device is shown constantly is reduced, when oxygen content is less than 18%, industry control plate electricity
" oxygen content is low " is shown on brain and starts controller of fan automatically；
Step 2), when the oxygen value of display is 5% or so, on fast interface be inserted into nitrogen airbag (be packed into concentration be
99.9% nitrogen), nitrogen airbag is pulled up when the oxygen value of display is close to 0%, is 400ppm's in fast interface insertion concentration
Standard gas airbag, another mouth of airbag are inserted on the fast interface of outlet, and fast interface and the fast interface of outlet form circulation, device
The measured value that middle industrial control tablet computer is shown is in 400ppm or so；
After step 3), step 2) detection, from lower standard gas airbag is dialled, getter bag is inserted back at the fast interface of outlet,
Gas in closed air chamber is extracted into recycling airbag by starting vacuum pump；
Step 4), device can be respectively connected to the airbag that gas concentration is 1000ppm, and detection device measures the accurate of gas
Degree.
Two, oxygen accuracy test
Two gas-tpe fittings on oxygen standard gas airbag are connected respectively on the fast interface of oxygen and the fast interface of outlet,
Airbag and air flue circuit form a circulation, and the detection performance of oxygen is verified by the gas sensor in closed air chamber:
Step 1) clicks " pumping button " starting vacuum pump, by vacuum pump evacuating air in gas chamber, in pumping process
Gas indoor oxygen is constantly reduced, and the oxygen value that device is shown constantly is reduced, and when oxygen content is less than 18%, device reminds " oxygen
Content is low " and start controller of fan automatically；
Step 2), when the oxygen value of display is 5% or so, on oxygen port be inserted into nitrogen airbag (be packed into concentration be
99.9% nitrogen), nitrogen airbag is pulled up when the oxygen value of display is close to 0%, is in the fast interface insertion oxygen concentration of oxygen
5% airbag, another mouth of airbag are inserted on the fast interface of outlet, and the fast interface of oxygen and the fast interface of outlet form circulation,
For the oxygen measurement value that industrial control tablet computer is shown 5% or so, the alarming value of device oxygen is 18%, because oxygen value is less than alarm
Value, device remind " oxygen content is low " and start controller of fan automatically；
It is 10% and 15% airbag that step 3), device, which are respectively connected to oxygen gas concentration, and detection device measures the accurate of oxygen
Degree.
The apparatus for demonstrating of the utility model can also be directly used in detection GIS gas on-site leakage situation, i.e., by fast grafting
Mouth is connected to the indoor tested point of GIS by tracheae, and the fast interface of the outlet of device is connected to outdoor, pointing device by tracheae
Button and pumping button, device show the scene GIS oxygen value and measured value.
The utility model is not limited to specific embodiment above-mentioned.The utility model expands to any in this specification
The new feature of middle disclosure or any new combination, and disclose any new method or process the step of or any new group
It closes.
Claims (3)
1. a kind of Portable sulphur hexafluoride monitors expert system apparatus for demonstrating on-line, it is characterised in that: including cabinet (10), several
Standard gas airbag recycles airbag, vacuum pump (5), several solenoid valves (6) and several tracheaes, integrates in the cabinet (10) lithium
Sulphur monitors expert system (1) and sealed air chamber (2) on-line, wherein
The standard gas airbag includes oxygen standard gas airbag (31) and sulfur hexafluoride standard gas airbag (32), and sealed air chamber (2) is equipped with
Cable through-hole (21), several tracheae through-holes (22) and exhaust through hole (23), it includes electricity that sulfur hexafluoride, which monitors expert system (1) on-line,
Source module (11), industrial control tablet computer (12), controller of fan (13) if, gas sensor and the fast interface of dry gas (14),
The fast interface of gas (14) includes the fast interface of oxygen (141), the fast interface of sulfur hexafluoride (142) and the fast interface of outlet
(143)；
Each standard gas airbag and recycling airbag pass through tracheae and the fast interface of oxygen (141), the fast interface of sulfur hexafluoride respectively
(142) it is connected with the fast interface of outlet (143), the fast interface of oxygen (141) and the fast interface of sulfur hexafluoride (142) pass through respectively
Tracheae equipped with solenoid valve (6) is connect with tracheae through-hole (22), and the fast interface of outlet (143) passes through the gas equipped with vacuum pump (5)
It is connected between pipe and exhaust through hole (23), constitutes air flue circuit, gas sensor is internal and outer including being set to sealed air chamber (2)
The first gas sensor (151) and second gas sensor (152) in portion, each gas sensor pass through cable connection industry control plate
Computer (12), cable pass through the cable through-hole (21) on sealed air chamber (2)；
Sulfur hexafluoride on-line monitoring expert system (1) further includes the solenoid valve (6) that several are separately connected on corresponding tracheae
Oxygen control button (71) and sulfur hexafluoride control button (72), connect vacuum pump (5) pumping button (73).
2. a kind of Portable sulphur hexafluoride according to claim 1 monitors expert system apparatus for demonstrating on-line, feature exists
In: sulfur hexafluoride on-line monitoring expert system (1) further includes display ECP Extended Capabilities Port (8) and RS485 interface (9).
3. a kind of Portable sulphur hexafluoride according to claim 1 monitors expert system apparatus for demonstrating on-line, feature exists
In: it is extended to two-way gas circuit by being equipped with three-way connection (24) at a tracheae through-hole (22) of the sealed air chamber (2), respectively
Connect the fast interface of oxygen (141) and the fast interface of sulfur hexafluoride (142).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820452399.0U CN208637067U (en) | 2018-04-02 | 2018-04-02 | Portable sulphur hexafluoride monitors expert system apparatus for demonstrating on-line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820452399.0U CN208637067U (en) | 2018-04-02 | 2018-04-02 | Portable sulphur hexafluoride monitors expert system apparatus for demonstrating on-line |
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| Publication Number | Publication Date |
|---|---|
| CN208637067U true CN208637067U (en) | 2019-03-22 |
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| CN201820452399.0U Active CN208637067U (en) | 2018-04-02 | 2018-04-02 | Portable sulphur hexafluoride monitors expert system apparatus for demonstrating on-line |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113340769A (en) * | 2021-06-24 | 2021-09-03 | 江西德安万年青水泥有限公司 | 110KV total drop GIS micro-water density on-line monitoring system |
-
2018
- 2018-04-02 CN CN201820452399.0U patent/CN208637067U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113340769A (en) * | 2021-06-24 | 2021-09-03 | 江西德安万年青水泥有限公司 | 110KV total drop GIS micro-water density on-line monitoring system |
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