CN207037895U - Gas alarm calibrating installation interlocking protective device - Google Patents
Gas alarm calibrating installation interlocking protective device Download PDFInfo
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- CN207037895U CN207037895U CN201720844070.4U CN201720844070U CN207037895U CN 207037895 U CN207037895 U CN 207037895U CN 201720844070 U CN201720844070 U CN 201720844070U CN 207037895 U CN207037895 U CN 207037895U
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Abstract
The utility model provides a kind of gas alarm calibrating installation interlocking protective device, including magnetic valve, gas transfer pipeline, gas alarm, relay and calibrating interface, the gas transfer pipeline is connected to multiple calibrating gas bottles, to accredited gas alarm transfer criteria gas, the gas transfer pipeline configures multiple calibrating interfaces, it is connected and is examined and determine with the probe of accredited gas alarm, the gas alarm is connected to the relay, whether the leakage concentration of detection gas transfinites, output alarm signal gives the relay after transfiniting, the relay is connected to the magnetic valve, the relay drives the electromagnetism valve events after alarm signal is received, the magnetic valve is located on the gas transfer pipeline, and died road in the driving incision of the relay.The gas alarm calibrating installation interlocking protective device degree of intelligence is high, and security performance is reliable, and visualization is strong, process is convenient and swift, achieves ideal using effect.
Description
Technical field
Gas alarm technical field is the utility model is related to, especially relates to a kind of gas alarm calibrating installation connection
Lock protective device.
Background technology
At present in flammable, toxic and harmful gas alarm verification process is engaged in, used storage calibrating gas
Gas cylinder, calibrating interior is introduced a gas into by connecting line and examined and determine.When testing person does not go out once in calibrating scene, pipeline
When now leaking, because without effective interlock protection measure, gas may largely leak aggregation, produce blast or personal equipment wound
Evil accident.For this we have invented a kind of new gas alarm calibrating installation interlocking protective device, solve above technology and ask
Topic.
Utility model content
The purpose of this utility model is to provide that a kind of degree of intelligence is high, and security performance is reliable, visualization is strong, process facilitate it is fast
Prompt gas alarm calibrating installation interlocking protective device.
The purpose of this utility model can be achieved by the following technical measures：Gas alarm calibrating installation interlock protection fills
Put, the gas alarm calibrating installation interlocking protective device includes magnetic valve, gas transfer pipeline, gas alarm, relay
With calibrating interface, the gas transfer pipeline is connected to multiple calibrating gas bottles, should to accredited gas alarm transfer criteria gas
Gas transfer pipeline configures multiple calibrating interfaces, is connected and is examined and determine with the probe of accredited gas alarm, the gas report
Alert device is connected to the relay, and whether the leakage concentration of detection gas transfinites, and output alarm signal gives the relay after transfiniting, should
Relay is connected to the magnetic valve, and the relay drives the electromagnetism valve events after alarm signal is received, and the magnetic valve is located at
On the gas transfer pipeline, and died road in the driving incision of the relay.
The purpose of this utility model can be also achieved by the following technical measures：
The gas alarm calibrating installation interlocking protective device also includes shock-proof pressure gauge, and the shock-proof pressure gauge is arranged on should
On gas transfer pipeline, gas pressure in the gas transfer pipeline is indicated.
The gas alarm calibrating installation interlocking protective device also includes a valve and suspended body flowmeter, the valve and should
Suspended body flowmeter is respectively positioned on the gas transfer pipeline, before a valve is arranged on the suspended body flowmeter, for Temporarily Closed gas
Road, the suspended body flowmeter coordinate the aperture of a valve, control the flow of calibrating gas.
The gas alarm calibrating installation interlocking protective device also includes bypass valve, and the bypass valve is located at the air shooter
Lu Shang, and after the suspended body flowmeter, calibrating gas is divided into two-way, to detect two calibrating installations simultaneously.
The gas alarm includes flammable gas alarm, toxic air alarm device and CO alarms, the fuel gas report
Alert device, the toxic air alarm device and 30 centimetres of high positions of CO alarm mounting distances calibrating installation.
The gas alarm calibrating installation interlocking protective device also includes ventilation fan, and the ventilation fan is connected to the relay,
The top of accredited gas alarm is installed on, the relay drives the ventilation fan to start ventilation after alarm signal is received.
The gas alarm calibrating installation interlocking protective device also includes audible-visual annunciator, and the audible-visual annunciator is connected to this
Relay, and sound and light alarm information is sent under the driving of the relay.
The calibrating interface includes H2S calibratings interface, CO calibratings interface, iso-butane calibrating interface and methane calibrating interface.
The gas transfer pipeline is connected to multiple calibrating gas bottles by nipple, and multiple calibrating gas bottles are positioned over divider wall
In outer shed special.
Gas alarm calibrating installation interlocking protective device in the utility model, examined and determine when carrying out flammable poisonous alarm
During process, calibrating gas bottle is placed in outdoor special gas cylinder storage canopy, installation fast shut-off magnetic valve is exported in calibrating gas bottle
After connect special pressure reducer, after gas cylinder inner high voltage gas decompression to authorized pressure, then through Special connecting pipe road, be sent into calibrating
Room.In calibrating indoor location flammable gas alarm, toxic gas and CO alarms, detect fuel gas in calibrating installation, have
Poisonous gas and CO concentration.When concentration over-standard, the switching value data signal of alarm output produces interlock protection by relay
Action.The fast shut-off magnetic valve of cylinder outlet is cut off first, prevents flammable and toxic gas from continuing to leak.Secondly open logical
The concentration of the fan of wind system, forced ventilation, reduction fuel gas and toxic gas.Sound and light alarm information is also produced simultaneously,
Notify related personnel's timely processing.Gas alarm calibrating installation interlocking protective device in the utility model, applied to flammable
Automatic detection, alarm with toxic and harmful gas alarm calibrating installation, interlock protection, make gas alarm verification process, when
When leakage occur and occurring, automatic alarm can be achieved, can realize during the limit and automatically cut off source of the gas and start exhaust system.Whole process
Degree of intelligence is high, and security performance is reliable, and visualization is strong, process is convenient and swift, achieves ideal using effect.
Brief description of the drawings
Fig. 1 is the structure of a specific embodiment of gas alarm calibrating installation interlocking protective device of the present utility model
Figure.
Embodiment
To enable above and other objects, features and advantages of the present utility model to become apparent, it is cited below particularly go out preferably
Embodiment, and coordinate shown in accompanying drawing, it is described in detail below.
As shown in figure 1, Fig. 1 is the structure chart of gas alarm calibrating installation interlocking protective device of the present utility model.Should
Gas alarm calibrating installation interlocking protective device is by magnetic valve 1, gas transfer pipeline 2,3, valves 4 of shock-proof pressure gauge, floating
(three groups of band touches for subflow gauge 5, bypass valve 6, flammable gas alarm 7, toxic air alarm device 8, CO alarms 9, relay
Point) 10, ventilation fan 11, audible-visual annunciator 12, H2S calibratings interface 14, CO calibratings interface 15, iso-butane calibrating interface 16, methane
Calibrating interface 17 forms.
H2S calibrating gas bottles 18, CO calibrating gas bottles 19, iso-butane calibrating gas bottle 20 and methane calibrating gas bottle 21 are positioned over isolation
In shed special outside wall 13, supply for calibrating installation, be connected with gas transfer pipeline 2 by nipple.Magnetic valve 1 is located at
On the gas transfer pipeline 2 of calibrating gas bottle, it act as cutting off gas circuit when gas concentration transfinites in calibrating installation.Shock-proof pressure gauge
3 are arranged on gas transfer pipeline 2, for indicating gas pressure in pipeline.A valve 4 on gas transfer pipeline 2 is arranged on
Before suspended body flowmeter 5, for Temporarily Closed gas circuit.Suspended body flowmeter 5 coordinates a valve 4 on the pipeline after a valve 4
Aperture, control the flow of calibrating gas.After bypass valve 6 is arranged on suspended body flowmeter 5, calibrating gas is divided into two-way, so
Two gas alarms can be detected simultaneously, improve operating efficiency.In the flammable of calibrating cupboard medial surface installation belt switch amount output
Gas alarm 7, toxic air alarm device 8 and CO alarms 9, whether the leakage concentration for detection gas transfinites, after transfiniting
Output signal carries out interlocking action.The coil of relay 10 and flammable gas alarm 7, toxic air alarm device 8 and CO alarms 9
Contact be connected, when the contacts are closed, coil is powered, the grade relevant action of drive magnetic valve 1.Draft fan 11 is installed on calibrating installation
Top, controlled by relay 10, start ventilation when gas concentration transfinites.Audible-visual annunciator 12 is arranged on calibrating installation lateral wall
Above or the indoor above the fold of calibrating is installed on, is controlled by relay 10, sound and light alarm information is sent when gas concentration transfinites, is carried
Show operating personnel's timely processing.Isolated among calibrating installation and calibrating gas bottle with closed divider wall 13.H2S examines and determine interface
14th, CO examines and determine the respective standard gas that interface 15, iso-butane calibrating interface 16 and methane calibrating interface 17 are arranged in calibrating installation
On the pipeline of bottle, detection is attached for the probe with gas alarm.
During calibrating, gas cylinder is placed in storage canopy.In hydrogen sulfide gas cylinder 18, CO gas cylinders 19, iso-butane gas cylinder 20, methane gas
Flame-proof type fast shut-off magnetic valve 1 is installed in the outlet of 21 gases at high pressure of bottle respectively, and gas is after being decompressed to authorized pressure, then through gas
Transfer pipeline 2 is sent into calibrating room.Installed additional respectively on indoor gas transfer pipeline in one piece of display pipes of stainless steel shock-proof pressure gauge 3
Gas pressure, calibrating gas are finally transported to suspended body flowmeter 5 by the control of a valve 4.Again by by-passing valve 6 by standard
Gas is divided into two-way, is sent to two verification interfaces respectively, and the gas of such a calibrating gas bottle can verify two gases simultaneously
Alarm.School while can carries out multiple gas alarms such as hydrogen sulfide, CO, combustible gas simultaneously in one calibrating installation
Test, greatly improve operating efficiency.The combustible gas alarm of the high position installation output switch parameter in 30 centimetres of face of distance calibrating
Device 7 one, toxic air alarm device 8 one and CO alarms 9 one, specific installation site is with probe distance calibrating installation plane
30 centimetres are advisable.When flammable in calibrating installation, poisonous and CO gases are exceeded, flammable gas alarm 7, toxic air alarm device
The output of 8 and CO alarms 9 contact closure that transfinites makes the coil of relay 10 powered, and the normally opened contact of driving relay 10 breaks
Open, the fast shut-off magnetic valve 1 that EO is closed in control prevents gas from continuing to leak, and another group of contact closure of relay 10 connects simultaneously
The logical switch of ventilation fan 11, which starts fan, reduces gas concentration, driving audible-visual annunciator 12 produce warning message notify operating personnel and
When handle.
Claims (9)
1. gas alarm calibrating installation interlocking protective device, it is characterised in that the gas alarm calibrating installation interlock protection
Device includes magnetic valve, gas transfer pipeline, gas alarm, relay and calibrating interface, the gas transfer pipeline and is connected to
Multiple calibrating gas bottles, to accredited gas alarm transfer criteria gas, the gas transfer pipeline configures multiple calibrating interfaces,
It is connected and is examined and determine with the probe of accredited gas alarm, the gas alarm is connected to the relay, and detection gas are let out
Whether leakage concentration transfinites, and output alarm signal gives the relay after transfiniting, and the relay is connected to the magnetic valve, and the relay exists
The electromagnetism valve events are driven after receiving alarm signal, the magnetic valve is located on the gas transfer pipeline, and in the relay
Driving incision is died road.
2. gas alarm calibrating installation interlocking protective device according to claim 1, it is characterised in that the gas alarm
Device calibrating installation interlocking protective device also includes shock-proof pressure gauge, and the shock-proof pressure gauge is arranged on the gas transfer pipeline, referred to
Show gas pressure in the gas transfer pipeline.
3. gas alarm calibrating installation interlocking protective device according to claim 1, it is characterised in that the gas alarm
Device calibrating installation interlocking protective device also includes a valve and suspended body flowmeter, and a valve and the suspended body flowmeter are respectively positioned on this
On gas transfer pipeline, before a valve is arranged on the suspended body flowmeter, for Temporarily Closed gas circuit, the suspended body flowmeter coordinates
The aperture of valve, control the flow of calibrating gas.
4. gas alarm calibrating installation interlocking protective device according to claim 3, it is characterised in that the gas alarm
Device calibrating installation interlocking protective device also includes bypass valve, and the bypass valve is located on the gas transfer pipeline, and floating installed in this
After subflow gauge, calibrating gas is divided into two-way, to detect two calibrating installations simultaneously.
5. gas alarm calibrating installation interlocking protective device according to claim 1, it is characterised in that the gas alarm
Device includes flammable gas alarm, toxic air alarm device and CO alarms, the flammable gas alarm, toxic gas alarm
Device and 30 centimetres of high positions of CO alarm mounting distances calibrating installation.
6. gas alarm calibrating installation interlocking protective device according to claim 1, it is characterised in that the gas alarm
Device calibrating installation interlocking protective device also includes ventilation fan, and the ventilation fan is connected to the relay, is installed on accredited gas report
The top of alert device, the relay drive the ventilation fan to start ventilation after alarm signal is received.
7. gas alarm calibrating installation interlocking protective device according to claim 1, it is characterised in that the gas alarm
Device calibrating installation interlocking protective device also includes audible-visual annunciator, and the audible-visual annunciator is connected to the relay, and in the relay
Sound and light alarm information is sent under the driving of device.
8. gas alarm calibrating installation interlocking protective device according to claim 1, it is characterised in that the calibrating interface
Including H2S calibratings interface, CO calibratings interface, iso-butane calibrating interface and methane calibrating interface.
9. gas alarm calibrating installation interlocking protective device according to claim 1, it is characterised in that the gas conveys
Pipeline is connected to multiple calibrating gas bottles by nipple, and multiple calibrating gas bottles are positioned in the shed special outside divider wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720844070.4U CN207037895U (en) | 2017-07-12 | 2017-07-12 | Gas alarm calibrating installation interlocking protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720844070.4U CN207037895U (en) | 2017-07-12 | 2017-07-12 | Gas alarm calibrating installation interlocking protective device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207037895U true CN207037895U (en) | 2018-02-23 |
Family
ID=61464194
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720844070.4U Active CN207037895U (en) | 2017-07-12 | 2017-07-12 | Gas alarm calibrating installation interlocking protective device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108364447A (en) * | 2018-03-10 | 2018-08-03 | 邱敬敏 | A kind of toxic air alarm device automatic calibrator |
| CN109738591A (en) * | 2019-02-20 | 2019-05-10 | 苏州曼德克光电有限公司 | A kind of gas alarm device caliberating device |
| CN110992660A (en) * | 2019-12-18 | 2020-04-10 | 长春汽车检测中心有限责任公司 | Detection system and detection method for gas vehicle leakage alarm device |
| CN111784993A (en) * | 2019-04-04 | 2020-10-16 | 中国石油化工股份有限公司 | Gas alarm calibrating device |
| CN111784993B (en) * | 2019-04-04 | 2024-11-15 | 中国石油化工股份有限公司 | Calibrating device for gas alarm |
-
2017
- 2017-07-12 CN CN201720844070.4U patent/CN207037895U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108364447A (en) * | 2018-03-10 | 2018-08-03 | 邱敬敏 | A kind of toxic air alarm device automatic calibrator |
| CN109738591A (en) * | 2019-02-20 | 2019-05-10 | 苏州曼德克光电有限公司 | A kind of gas alarm device caliberating device |
| CN111784993A (en) * | 2019-04-04 | 2020-10-16 | 中国石油化工股份有限公司 | Gas alarm calibrating device |
| CN111784993B (en) * | 2019-04-04 | 2024-11-15 | 中国石油化工股份有限公司 | Calibrating device for gas alarm |
| CN110992660A (en) * | 2019-12-18 | 2020-04-10 | 长春汽车检测中心有限责任公司 | Detection system and detection method for gas vehicle leakage alarm device |
| CN110992660B (en) * | 2019-12-18 | 2021-09-03 | 长春汽车检测中心有限责任公司 | Detection system and detection method for gas vehicle leakage alarm device |
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