CN209980433U - Combustible gas and oxygen concentration detection alarm system - Google Patents

Combustible gas and oxygen concentration detection alarm system Download PDF

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Publication number
CN209980433U
CN209980433U CN201920833431.4U CN201920833431U CN209980433U CN 209980433 U CN209980433 U CN 209980433U CN 201920833431 U CN201920833431 U CN 201920833431U CN 209980433 U CN209980433 U CN 209980433U
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China
Prior art keywords
explosion
alarm
alarm controller
proof type
combustible gas
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Active
Application number
CN201920833431.4U
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Chinese (zh)
Inventor
李�杰
和学词
丁晨
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Aohong (taicang) Environmental Material Co Ltd
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Aohong (taicang) Environmental Material Co Ltd
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Priority to CN201920833431.4U priority Critical patent/CN209980433U/en
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Abstract

The utility model relates to a detecting system field, especially a combustible gas and oxygen concentration detection alarm system. The utility model provides a combustible gas and oxygen concentration detection alarm system, includes the guard fire control room, install gaseous alarm controller in the guard fire control room, gaseous alarm controller is sharing alarm, the alarm controller bus is being connected to gaseous alarm controller, alarm controller bus connection explosion-proof type terminal box, explosion-proof type terminal box is connected with alarm controller, gaseous alarm controller has connected gradually explosion-proof type combustible gas detector and explosion-proof type oxygen concentration detector, gaseous alarm controller is connected with input, output module, input, output module play are connected with fan equipment, input, output module rear side have connected gradually explosion-proof sound wave alarm and explosion-proof manual alarm. The utility model discloses an useful part is: the safety performance is high, and the data that detect out are accurate, and the warning is timely.

Description

Combustible gas and oxygen concentration detection alarm system
Technical Field
The utility model relates to a detecting system field, especially a combustible gas and oxygen concentration detection alarm system.
Background
The combustible gas detector is used for detecting the leakage condition of combustible gas in indoor and outdoor dangerous places, and is an important instrument for ensuring production and personal safety. The combustible gas environment-friendly oil tank is widely applied to places with combustible gas such as petroleum, gas, chemical industry, oil depots, metallurgy, mines, family kitchens and the like, and the places can be various combustible gas environments. These gases, once leaked (accumulated/diffused), are liable to cause the occurrence of fires and explosions, posing risks to people and plants. In order to avoid accidents, the concentration of leaked (accumulated/diffused) combustible gas needs to be detected and alarmed, and even the alarm contact drives the linkage device to automatically start the fan, so that dangerous situations are eliminated.
The utility model develops a detection system which can detect both combustible gas and oxygen concentration based on the above factors; the utility model discloses on the other hand meaning is just to combine existing national standard field test rule, has researched out a complete set simple and easy convenient, have higher feasibility field test method and operation rule to the warning performance of the combustible gas detector of instructor on-the-spot inspection in service environment.
SUMMERY OF THE UTILITY MODEL
The utility model aims at: provides a combustible gas and oxygen concentration detection alarm system to overcome the defects in the prior art.
In order to achieve the above object, the present invention provides the following technical solutions:
the utility model provides a combustible gas and oxygen concentration detection alarm system, includes keeper fire control room, install gaseous alarm controller in the keeper fire control room, gaseous alarm controller is sharing alarm, gaseous alarm controller is connecting the alarm controller bus, alarm controller bus connection explosion-proof type terminal box, explosion-proof type terminal box is connected with alarm controller, alarm controller is used for accepting explosion-proof type combustible gas detection detector's signal to can send audible and visual alarm to show, gaseous alarm controller has connected gradually explosion-proof type combustible gas detector and explosion-proof type oxygen concentration detector, gaseous alarm controller can control explosion-proof type combustible gas detector and explosion-proof type oxygen concentration detector, gaseous alarm controller is connected with input, output module, input, The output module is connected with fan equipment, the rear sides of the input module and the output module are sequentially connected with an explosion-proof sound wave alarm and an explosion-proof manual alarm, and an explosion-proof type combustible gas detector and an explosion-proof type oxygen concentration detector are controlled to be arranged in a pump room.
Further, the type of the connection cable for connecting the alarm controller bus is KVV224 × 2.5.
Furthermore, an alarm control line for connecting the alarm controller adopts a ZR-KVVRP4 x 2.5 flame-retardant shielded cable.
Furthermore, an explosion-proof instrument is installed in the pump room.
Furthermore, a MODBUS communication interface is arranged on the gas alarm controller.
Furthermore, an external power supply is arranged outside the gas alarm controller.
The utility model has the advantages that: when the oxygen concentration of the compressor room and the pump room is lower than 19%, an alarm is given, and the alarm controller receives a signal detected by the gas detector and can send out an audible and visual alarm signal. The alarm controller displays the concentration change of the combustible gas on site in real time, and secondary alarm display of gas height and gas height is realized. The safety performance is high, and the data that detect out are accurate, and the warning is timely.
Drawings
Fig. 1 is a schematic structural diagram of the system for detecting and alarming the concentration of combustible gas and oxygen of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, a combustible gas and oxygen concentration detection alarm system, including guard fire control room, install gaseous alarm control ware 1 in the guard fire control room, gaseous alarm control ware 1 is shared alarm, the alarm control ware bus is being connected to gaseous alarm control ware 1, alarm control ware bus connection explosion-proof type wiring terminal box 2, explosion-proof type wiring terminal box 2 is connected with alarm control ware 3, alarm control ware 3 is used for accepting the signal of explosion-proof type combustible gas detection detector 4 to can send audible-visual annunciation and show, gaseous alarm control ware has connected gradually explosion-proof type combustible gas detector 4 and explosion-proof type oxygen concentration detector 5, gaseous alarm control ware 1 can control explosion-proof type combustible gas detector 4 and explosion-proof type oxygen concentration detector 5, gaseous alarm control ware 1 is connected with the input and inputs explosion-proof type combustible gas detector 4 and explosion-proof type oxygen concentration detector 5, gaseous alarm control ware 1 is connected with, The output module 6, the output of input, output module 6 is connected with fan equipment 7, the 6 rear sides of input, output module have connected gradually explosion-proof sound wave alarm 8 and explosion-proof manual alarm 9, control explosion-proof type combustible gas detector 4 and the setting of explosion-proof type oxygen concentration detector 5 in the pump room. When the oxygen concentration of the compressor room and the pump room is lower than 19%, an alarm is given, and the alarm controller receives a signal detected by the gas detector and can send out an audible and visual alarm signal. The alarm controller displays the concentration change of the combustible gas on site in real time, and secondary alarm display of gas height and gas height is realized. When the action of the combustible gas detector is detected, the controller and the site can send out sound and light alarm signals, when the high-altitude alarm is given, the site fan device 7 is started in an interlocking mode, even if the concentration of the site gas is in a normal level, the linkage signals are still kept, and the fan linkage can be stopped after manual reset.
Further, the type of the connection cable for connecting the alarm controller bus is KVV224 × 2.5.
Furthermore, an alarm control line for connecting the alarm controller adopts a ZR-KVVRP4 x 2.5 flame-retardant shielded cable.
Furthermore, an explosion-proof instrument is installed in the pump room. The explosion-proof grade is as follows: ExdIIBT4, the engineering combustible gas is heavier than air, and the gas detector is installed along the wall and 0.3m above the floor; the engineering detects oxygen, and the gas detector is installed along the wall and 1.5m above the floor.
Further, the gas alarm controller 1 is provided with a MODBUS communication interface. The MODBUS communication interface is used for connecting the explosion-proof combustible gas detector 4 and the explosion-proof oxygen concentration detector 5
Further, an external power supply is arranged outside the gas alarm controller 1. The external power supply is to prevent the gas alarm controller 1 itself from being insufficiently powered.
The above examples are provided for further illustration of the present invention, but do not limit the present invention to these specific embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be understood as being within the protection scope of the present invention.

Claims (6)

1. The utility model provides a combustible gas and oxygen concentration detection alarm system which characterized in that: including guard's fire control room, install gaseous alarm controller in the guard's fire control room, gaseous alarm controller is sharing alarm, the alarm controller bus is being connected to gaseous alarm controller, explosion-proof type terminal box is being connected to alarm controller bus, explosion-proof type terminal box is connected with alarm controller, alarm controller is used for accepting the signal of explosion-proof type combustible gas detection detector to can send audible-visual warning and show, gaseous alarm controller has connected gradually explosion-proof type combustible gas detector and explosion-proof type oxygen concentration detector, gaseous alarm controller can control explosion-proof type combustible gas detector and explosion-proof type oxygen concentration detector, gaseous alarm controller is connected with input, output module, input, output module go out to be connected with fan equipment, input, output module, input, The rear side of the output module is sequentially connected with an explosion-proof sound wave alarm and an explosion-proof manual alarm, and the explosion-proof type combustible gas detector and the explosion-proof type oxygen concentration detector are controlled to be arranged in the pump room.
2. The system of claim 1, wherein the system comprises: the type of the connecting cable used for connecting the alarm controller bus is KVV224 x 2.5.
3. The system of claim 1, wherein the system comprises: and an alarm control line for connecting the alarm controller adopts a ZR-KVVRP4 x 2.5 flame-retardant shielded cable.
4. The system of claim 1, wherein the system comprises: and an explosion-proof instrument is installed in the pump room.
5. The system of claim 1, wherein the system comprises: and an MODBUS communication interface is arranged on the gas alarm controller.
6. The system of claim 1, wherein the system comprises: and an external power supply is arranged outside the gas alarm controller.
CN201920833431.4U 2019-06-04 2019-06-04 Combustible gas and oxygen concentration detection alarm system Active CN209980433U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920833431.4U CN209980433U (en) 2019-06-04 2019-06-04 Combustible gas and oxygen concentration detection alarm system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920833431.4U CN209980433U (en) 2019-06-04 2019-06-04 Combustible gas and oxygen concentration detection alarm system

Publications (1)

Publication Number Publication Date
CN209980433U true CN209980433U (en) 2020-01-21

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Application Number Title Priority Date Filing Date
CN201920833431.4U Active CN209980433U (en) 2019-06-04 2019-06-04 Combustible gas and oxygen concentration detection alarm system

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CN (1) CN209980433U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112269008A (en) * 2020-10-12 2021-01-26 上海线友电子有限公司 Portable detector simulation device and simulation method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112269008A (en) * 2020-10-12 2021-01-26 上海线友电子有限公司 Portable detector simulation device and simulation method

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