CN203363670U - Automatic monitoring alarm nitrogen blowing device - Google Patents
Automatic monitoring alarm nitrogen blowing device Download PDFInfo
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- CN203363670U CN203363670U CN 201320292355 CN201320292355U CN203363670U CN 203363670 U CN203363670 U CN 203363670U CN 201320292355 CN201320292355 CN 201320292355 CN 201320292355 U CN201320292355 U CN 201320292355U CN 203363670 U CN203363670 U CN 203363670U
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Abstract
An automatic monitoring alarm nitrogen blowing device comprises a main gas source and a standby gas cylinder. One end of the main gas source is connected with the standby gas cylinder through a pressure sensor, needle valves and one-way valves, and the other end of the main gas source is connected with a pressure stabilizing cylinder through the pressure sensor, the needle valves, pressure reducers and the one-way valves. The standby gas cylinder is connected with the pressure stabilizing cylinder through the pressure reducers, an electromagnetic valve and the one-way valves. After a filter and a pressure gage are sequentially connected behind the pressure stabilizing cylinder, pipelines are divided into a commonly-used gas circuit and a standby emergency gas circuit and are respectively and sequentially connected with the electromagnetic valve, a flow controller and the one-way valves, and a tee is used for connecting to an outlet. The dual power of an electric supply and a storage battery UPS is adopted in a power source, and the power source is connected with a control and data acquisition display module, the electromagnetic valve and the flow controller through guide lines. The control and data acquisition display module is connected with the pressure sensor, an alarm, the electromagnetic valve and the flow controller through guide lines and is used for collecting and outputting control signals. The automatic monitoring alarm nitrogen blowing device can achieve uninterrupted reliable outputting of gas in a precise quantification mode, and is used for surface protection of precision equipment.
Description
Technical field
The utility model belongs to the anti-pollution protection of space precise equipment and the laboratory precision equipment moves quantitative air feed field, particularly a kind ofly can realize the anti-pollution protection air feeder of all kinds of spacecraft precise part free of discontinuities.
Background technique
The fields such as Aeronautics and Astronautics, engineering machinery, oil refining and laboratory all need continuously, stablize, safe gas is supplied with.Generally, less demanding to gas supply flow precision and reliability step, will after the gas second depressurized, by pipeline simple connection air feed, can meet usage requirement.In the Aeronautics and Astronautics apparatus field, the part precise part is optical device especially, needs free of discontinuities to carry out anti-pollution protection, and guard time does not wait to half a year in one month.Therefore, must carry out highly reliable, highi degree of accuracy and the design of high nargin.Also should consider that source of the gas is supplied with and the air feed continuity of gas exchange process, and the requirement that meets relevant data acquisition, record, preservation.In addition, but anti-pollution protection equipment need to possess the characteristic that use is moved in the miniaturization long-distance transportation, is convenient to the protection of relevant device in transportation process.
The model utility content
The utility model is to overcome the technical problem existed in above-mentioned prior art, a kind of automatic monitoring alarm nitrogen blowing device is provided, have advantages of that the gas supply flow precision is high, reliability is high, miniaturization, can effectively realize after application that free of discontinuities, highly reliable quantitative gas supply with.
For achieving the above object, the technological scheme that the utility model adopts is as follows:
A kind of automatic monitoring alarm nitrogen blowing device, comprise that the gas source that arranges in supply air line and bailout bottle are as the source of the gas double copies, and described gas source one end is connected with described bailout bottle with one-way valve by pressure transducer, needle-valve; The described gas source the other end is connected with the voltage stabilizing bottle with one-way valve by pressure transducer, needle-valve, decompressor; Described bailout bottle is connected with the voltage stabilizing bottle with one-way valve by decompressor, solenoid valve; After the voltage stabilizing bottle, after connecting successively filter and pressure gauge, pipeline is divided into gas circuit commonly used and EMER emergency gas circuit two passages backup each other, and access successively solenoid valve respectively, flow dontroller, one-way valve, the gas circuit outlet is used threeway to connect; Civil power and storage battery UPS double-power source double copies for power acquisition, power supply is connected by wire with control and data collection and display module, solenoid valve and flow dontroller; Control and data collection and display module are connected by wire with pressure transducer, alarm, solenoid valve and flow dontroller, gather and export control signal.
Described bailout bottle is inflated by gas source.
Between described civil power and storage battery UPS, can automatically switch.
Adopt the logic control switching between described gas circuit commonly used and EMER emergency gas circuit.
Automatic monitoring alarm nitrogen blowing device provided by the utility model, adopt the design of high reliability nargin, adopt gas source and bailout bottle as the source of the gas double copies, gas circuit commonly used and EMER emergency gas circuit two passages backup each other, civil power and storage battery UPS double-power source double copies; Control and data collection and display module, by gathering pressure transducer and flow dontroller signal, control solenoid valve and open and close to carry out source of the gas switching and the switching of air feed path; Complete by automatic transfer switch between civil power and storage battery ups power, guarantee equipment stable operation; The gas supply flow data are by controlling and data collection and display module collection, record, preservation and demonstration in real time; When pressure and flow indicator exceed threshold value, alarm work.
Working procedure of the present utility model is:
Bailout bottle inflation: close gas source air feed gas circuit and bailout bottle air feed gas circuit, open the connecting path between gas source and bailout bottle, bailout bottle is inflated, after reaching certain pressure, close connecting path between gas source valve and two sources of the gas, stop inflation.
Course of normal operation: the bailout bottle inflation finishes, and to after the whole system power supply, starting and control and the data collection and display module program, opens gas source air feed gas circuit valve, and each system starts normal operation; Pressure and data on flows are by controlling and data collection and display module collection, record, preservation and demonstration.
Backup response and warning: after the pressure data of controlling and data collection and display module collects exceeds predetermined threshold range, bailout bottle supply air line solenoid valve is opened, and alarm is started working simultaneously, reminds gas source tolerance deficiency; When the flux signal collected is abnormal, system is cut off electromagnetic valve of gas circuit commonly used, opens the EMER emergency electromagnetic valve of gas circuit, and alarm is started working.
Compared with prior art, its beneficial effect is the utility model:
One, the flow control accuracy of this device is ± 1%, possesses automatic compensation function, can realize the stable output of accurate quantification gas.
Two, this device possesses source of the gas, pipeline and power supply double copies, and the continuous free of discontinuities air feed of the equipment that can guarantee has improved the reliability of air feed greatly.
Three, the inflatable rear use of this device bailout bottle, reduced the gas cylinder replacing, improved the convenience of using.
The accompanying drawing explanation
The structure that Fig. 1 is the utility model device forms schematic diagram;
Fig. 2 is gas circuit commonly used and the EMER emergency gas circuit typical case application schematic diagram of the utility model device.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Shown in Fig. 1, automatic monitoring alarm nitrogen blowing device provided by the utility model, mainly be comprised of gas source 1, bailout bottle 2, needle-valve 3, one-way valve 4, decompressor 5, pressure gauge 6, solenoid valve 7, voltage stabilizing bottle 8, flow dontroller 9, pipeline 10, pressure transducer 11, filter 12, power supply 13, control and data collection and display module 14, alarm 15.Wherein, gas source 1 one ends are connected with bailout bottle 2 with one-way valve 4 by pressure transducer 11, needle-valve 3.Gas source 1 the other end is connected with voltage stabilizing bottle 8 with one-way valve 4 by pressure transducer 11, needle-valve 3, decompressor 5.Bailout bottle 2 is connected with voltage stabilizing bottle 8 with one-way valve 4 by decompressor 5, solenoid valve 7.After voltage stabilizing bottle 8, after connecting successively filter 12 and pressure gauge 6, pipeline 10 is divided into gas circuit commonly used and EMER emergency gas circuit two passages, and accesses successively respectively solenoid valve 7, flow dontroller 9, one-way valve 4.The gas circuit outlet is used threeway 16 to connect.Power supply 13 adopts civil power and storage battery UPS double-power source double copies, with control and data collection and display module 14, solenoid valve 7 and flow dontroller 9, by wire, is connected.Control and data collection and display module 14 are connected by wire with pressure transducer 11, alarm 15, solenoid valve 7 and flow dontroller 9, gather and export control signal.
In this specific embodiment, institute's supplied gas is nitrogen, and gas source 1 adopts 40L(15MPa) nitrogen bottle, adopt the 8L gas cylinder as bailout bottle 2, bailout bottle 2 is initially empty bottle. and one-way valve 4 and solenoid valve 7 are alloy material and make, voltage withstand class 20MPa.Filter 12 adopts accurate filter, possesses the function of dry and impurity screening, and flow dontroller 9 control accuracies are not less than 1%; The all gas pipeline adopts and has welded.Shown in Fig. 2, this specific embodiment adopts the equal adjustable settings of five tunnel output air feed ，Ge road flows.The storage battery ups power is as backup battery, and civil power, as main electricity, is used the automatic transfer switch management between the two.Control and data collection and display module 14 can gather the signals such as pressure, flow and temperature and humidity, possess the functions such as logical operation, signal output simultaneously.
During the work of this device, at first bailout bottle 2 is inflated to processing; After inflation finishes, carry out the equipment power supply, control and data collection and display module 14 are started working, and open gas source 1(40L) gas circuit, device starts normal operation, and pressure and data on flows gather, record, process, preserve by control and data collection and display module 14.After pressure signal collection value exceeds predefined threshold range, the EMER emergency gas circuit is started working, and alarm 15 is started working, and reminds gas source 1 ventilation; When the flux signal collected is abnormal, system is cut off electromagnetic valve of gas circuit 7 commonly used, opens EMER emergency electromagnetic valve of gas circuit 7, and alarm 15 is started working.
Above a case study on implementation of the present utility model is had been described in detail, but described content is only typical case study on implementation of the present utility model, can not be considered to for limiting practical range of the present utility model.All equalization variations of doing according to the utility model application range and improvement etc., within all should belonging to patent covering scope of the present utility model.
Claims (4)
1. an automatic monitoring alarm nitrogen blowing device, is characterized in that, comprises that the gas source that arranges in supply air line and bailout bottle are as the source of the gas double copies, and described gas source one end is connected with described bailout bottle with one-way valve by pressure transducer, needle-valve; The described gas source the other end is connected with the voltage stabilizing bottle with one-way valve by pressure transducer, needle-valve, decompressor; Described bailout bottle is connected with the voltage stabilizing bottle with one-way valve by decompressor, solenoid valve; The voltage stabilizing bottle is after connecting successively filter and pressure gauge, and pipeline is divided into gas circuit commonly used and EMER emergency gas circuit two passages backup each other, and access successively solenoid valve respectively, flow dontroller, one-way valve, the gas circuit outlet is used threeway to connect; Civil power and storage battery UPS double-power source double copies for power acquisition, power supply is connected by wire with control and data collection and display module, solenoid valve and flow dontroller; Control and data collection and display module are connected by wire with pressure transducer, alarm, solenoid valve and flow dontroller, gather and export control signal.
2. automatic monitoring alarm nitrogen blowing device according to claim 1, is characterized in that, described bailout bottle is inflated by gas source.
3. automatic monitoring alarm nitrogen blowing device according to claim 1, is characterized in that, between described civil power and storage battery UPS, automatically switches.
4. automatic monitoring alarm nitrogen blowing device according to claim 1, is characterized in that, between described gas circuit commonly used and EMER emergency gas circuit, by logic control, switches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320292355 CN203363670U (en) | 2013-05-24 | 2013-05-24 | Automatic monitoring alarm nitrogen blowing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320292355 CN203363670U (en) | 2013-05-24 | 2013-05-24 | Automatic monitoring alarm nitrogen blowing device |
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| Publication Number | Publication Date |
|---|---|
| CN203363670U true CN203363670U (en) | 2013-12-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201320292355 Expired - Lifetime CN203363670U (en) | 2013-05-24 | 2013-05-24 | Automatic monitoring alarm nitrogen blowing device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104483063A (en) * | 2014-12-04 | 2015-04-01 | 上海卫星装备研究所 | Gas monitoring and controlling device |
| CN106286905A (en) * | 2015-05-29 | 2017-01-04 | 宝山钢铁股份有限公司 | Redundancy air supply system for operated pneumatic valve actuator |
| CN108237294A (en) * | 2016-12-26 | 2018-07-03 | 上海朗仕电子设备有限公司 | A kind of reflow soldering welds nitrogen gas handling system |
| CN108799831A (en) * | 2018-08-03 | 2018-11-13 | 容县康瑞医疗器械有限公司 | Supply monitoring alarm device |
| CN109654375A (en) * | 2019-01-30 | 2019-04-19 | 中国科学技术大学 | A kind of safe feeding device and its air supply method of high pressure combustibility experimental gas |
| CN109973820A (en) * | 2017-12-27 | 2019-07-05 | 核动力运行研究所 | A kind of gas source feed system and method |
| CN111536417A (en) * | 2020-04-29 | 2020-08-14 | 云南云成印务有限公司 | Central air supply centralized control system |
-
2013
- 2013-05-24 CN CN 201320292355 patent/CN203363670U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104483063A (en) * | 2014-12-04 | 2015-04-01 | 上海卫星装备研究所 | Gas monitoring and controlling device |
| CN104483063B (en) * | 2014-12-04 | 2017-05-03 | 上海卫星装备研究所 | Gas monitoring and controlling device |
| CN106286905A (en) * | 2015-05-29 | 2017-01-04 | 宝山钢铁股份有限公司 | Redundancy air supply system for operated pneumatic valve actuator |
| CN106286905B (en) * | 2015-05-29 | 2018-10-02 | 宝山钢铁股份有限公司 | Redundancy air supply system for operated pneumatic valve executing agency |
| CN108237294A (en) * | 2016-12-26 | 2018-07-03 | 上海朗仕电子设备有限公司 | A kind of reflow soldering welds nitrogen gas handling system |
| CN109973820A (en) * | 2017-12-27 | 2019-07-05 | 核动力运行研究所 | A kind of gas source feed system and method |
| CN109973820B (en) * | 2017-12-27 | 2024-03-01 | 核动力运行研究所 | Air source supply system and method |
| CN108799831A (en) * | 2018-08-03 | 2018-11-13 | 容县康瑞医疗器械有限公司 | Supply monitoring alarm device |
| CN109654375A (en) * | 2019-01-30 | 2019-04-19 | 中国科学技术大学 | A kind of safe feeding device and its air supply method of high pressure combustibility experimental gas |
| CN111536417A (en) * | 2020-04-29 | 2020-08-14 | 云南云成印务有限公司 | Central air supply centralized control system |
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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: 20131225 |
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| CX01 | Expiry of patent term |