CN202855036U - Gas alarm - Google Patents

Gas alarm Download PDF

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Publication number
CN202855036U
CN202855036U CN 201220400859 CN201220400859U CN202855036U CN 202855036 U CN202855036 U CN 202855036U CN 201220400859 CN201220400859 CN 201220400859 CN 201220400859 U CN201220400859 U CN 201220400859U CN 202855036 U CN202855036 U CN 202855036U
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China
Prior art keywords
alarm
gas
parameter information
concentration parameter
detection module
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Expired - Lifetime
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CN 201220400859
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Chinese (zh)
Inventor
崔贵森
胡旭成
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Great Wall Point Location And Control (beijing) Co Ltd
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Priority to CN 201220400859 priority Critical patent/CN202855036U/en
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Abstract

Disclosed is a gas alarm applicable to the gas alarm with a liquid crystal backlight function. The gas alarm specifically comprises a detection module used for obtaining the concentration parameter information indicating the concentration of a gas via detection, a backlight display unit connected with the detection module and used for displaying the concentration parameter information, a controller connected with the detection module and used for receiving the concentration parameter information, determining whether the concentration parameter information meets a preset condition or not based on one preset condition, and generating an alarm instruction when the concentration parameter information meets the preset condition, and an alarm unit connected with the controller and used for receiving and carrying out the alarm instruction, and outputting alarm signals.

Description

A kind of gas alarm
Technical field
The utility model relates to communication and electronic applications, particularly the alert device of a kind of gas.
Background technology
Carbon monoxide (CO) gas be a kind of colourless, tasteless, non-stimulated, can't with the toxic gas of face perception, can suppress the oxygen carrying capacity of blood.The toxicity of carbon monoxide mainly is supply and the utilization that affects oxygen, and carbon monoxide is larger more than 300 times than the affinity of oxygen and erythrocyte with the affinity of erythrocyte, causes the tissue anoxic.After sucking CO gas, carbon monoxide enters lung and tries to be the first and be combined with erythrocyte, makes the ability of erythrocyte forfeiture transportation oxygen, causes a plurality of organ anoxics of human body, causes tissue damaged even death.Common people can't the oneself discover when accident is poisoned, and have entered comatose state when often being found, and lead to great bodily injury even death.Therefore it is referred to as " stealthy killer " in the family, at all inundue.
Heating Period in the winter time, door and window closes usually, and airborne coal gas (mainly being CO gas) inconvenience circulation has increased unsafe factor, uses Domestic carbon monoxide alarm (gas leak detector) can effectively prevent dangerous generation.
Existing carbon monoxide alarm generally can detect the content of carbon monoxide in bedroom or the bathroom, can change according to gas concentration and carry out alarm.
The application's utility model people finds to exist in the prior art following technical matters at least in the process that realizes the embodiment of the present application technical scheme:
Each carbon monoxide alarm of the prior art does not have back light display function, light bad or distant in, can not clearly see the content that shows on the alarm.
The utility model content
The utility model embodiment provides a kind of gas alarm, be used for to solve prior art light bad or distant in, can not clearly see the technical matters of the content that shows on the alarm, having realized can the clearer technique effect of seeing the content that shows on the alarm.
A kind of gas alarm comprises:
Detection module is used for the concentration parameter information that obtains to be used for characterizing a gas concentration by detecting;
Backlight display unit is connected with described detection module, is used for showing described concentration parameter information;
Controller is connected with described detection module, is used for receiving described concentration parameter information, and pre-conditioned based on one, it is one pre-conditioned to judge that whether described concentration parameter information satisfy, and satisfies describedly when pre-conditioned in described concentration parameter information, generates an alarm command;
Alarm unit is connected with described controller, is used for receiving and carrying out described alarm command, output alarm signal.
Preferably, described detection module specifically comprises:
Sensor is used for obtaining first simulating signal corresponding with described gas concentration;
Amplifier is connected with described sensor, is used for amplifying described the first simulating signal, obtains the second simulating signal;
The analog-to-digital conversion device links to each other with described amplifier, is used for described the second simulating signal is converted into the concentration parameter information that is used for characterizing a gas concentration of digital signals format.
Preferably, described detection module is specially:
Electrochemical sensor; Or
Half conductive gas sensor; Or
Catalytic combustion type gas sensor.
Preferably, described backlight display unit specifically comprises:
Display screen is connected with described detection module, is used for showing described concentration parameter information;
Back light unit is connected with described display screen, is used for when described display screen shows described concentration parameter information, and is luminous, to illuminate described display screen.
Preferably, described backlight display unit is specially: LCD backlight display unit or plasma backlight display unit.
Preferably, described controller specifically comprises:
The first receiving element is used for receiving described concentration parameter information;
Judging unit is connected with described the first receiving element, and it is described pre-conditioned to be used for judging whether described concentration parameter information satisfies;
The instruction generation unit is connected with described judging unit, is used for satisfying in described concentration parameter information described when pre-conditioned, generates an alarm command.
Preferably, described alarm unit specifically comprises:
The second receiving element is used for receiving described alarm command;
Output unit is connected with described the second receiving element, is used for the output described alerting signal corresponding with described alarm command.
Preferably, the relevant information of described gas alarm is specially: the concentration parameter of CO gas, the attribute information of the on-site positional information of carbon monoxide alarm and/or carbon monoxide alarm.
Preferably, described gas alarm also comprises:
One vent fan is connected with described controller, is used for after the exhaust instruction that receives from described controller, by carrying out described exhaust instruction, so that the gas in the space, described gas alarm place is discharged.
The one or more technical schemes that provide in the embodiment of the present application have following technique effect or advantage at least:
Owing to adopted the technological means that illuminates the display screen in the backlight display unit with the back light unit in the backlight display unit, so, efficiently solve in the prior art light bad or distant in, can't know the technical matters of the content of seeing that display screen shows, so realized light bad or distant in can the clearer technique effect of seeing the content that alarm shows.
Description of drawings
Fig. 1 is the detailed structure view of carbon monoxide alarm among the utility model embodiment;
Fig. 2 is the detection module structural drawing in the carbon monoxide alarm among the utility model embodiment;
Fig. 3 is the backlight display unit structural drawing in the carbon monoxide alarm among the utility model embodiment;
Fig. 4 is the controller architecture figure in the carbon monoxide alarm among the utility model embodiment.
Embodiment
Gas alarm among the utility model embodiment comprises: detection module is used for the concentration parameter information that obtains to be used for characterizing a gas concentration by detecting; Backlight display unit is connected with described detection module, is used for showing described concentration parameter information; Controller is connected with described detection module, is used for receiving described concentration parameter information, and pre-conditioned based on one, it is one pre-conditioned to judge that whether described concentration parameter information satisfy, and satisfies describedly when pre-conditioned in described concentration parameter information, generates an alarm command; Alarm unit is connected with described controller, is used for receiving and carrying out described alarm command, output alarm signal.For described gas alarm arranges a backlight display unit, it is inner that this backlight display unit can be arranged on described gas alarm, it is outside that described gas alarm perhaps also can be set, link to each other with described detection module, so that the concentration parameter information that described detection module obtains can show by backlight display unit, so that in the bad situation of light, can see clearly that still described gas alarm shows the content of screen display.
Referring to Fig. 1, the gas alarm among the utility model embodiment can comprise detection module 101, backlight display unit 102, controller 103, alarm module 104.Backlight display unit 102 among Fig. 1 is to be arranged on described gas alarm inside to describe, and it is outside that this backlight display unit 102 can also be arranged at described gas alarm, can link to each other by wired or wireless mode with described gas alarm.Better, the described gas alarm among the utility model embodiment can be carbon monoxide alarm.Described gas alarm can also comprise vent fan 105.
Detection module 101 can be for the concentration parameter information that is used for characterizing a gas concentration by detecting acquisition.
Detection module 101 can be for detection of the first concentration of CO in Air.Detection module 101 can be sensor among the utility model embodiment, for example can be semiconductor transducer, electrochemical sensor, infrared sensor, catalytic combustion type gas sensor etc.
Detection module 101 can detect the first concentration of CO in Air, and described the first concentration that detects can be converted to electric signal.Among the utility model embodiment, detection module 101 specifically can be electrochemical sensor, half conductive gas sensor or catalytic combustion type gas sensor etc.
Described carbon monoxide alarm is that the concentration by sensor sensing CO in Air gas is transformed into electric signal, and the size of electric signal is relevant with the concentration of carbon monoxide.Carbon monoxide alarm is classified by employed sensor, generally be divided into semiconductor carbon monoxide alarm, galvanochemistry carbon monoxide alarm, Infrared Carbon Monoxide Detection instrument etc., from measuring sensitivity, precision, stability, the interference of anti-intersection gas, what performance was best is the Infrared Carbon Monoxide Detection instrument, but relatively more expensive, be fit to laboratory or industrial application, civilian semiconductor carbon monoxide alarm and the galvanochemistry carbon monoxide alarm of being generally.
For example, the semiconductor carbon monoxide alarm adopts the semi-conductor type carbon monoxide transducer as sensitive element, require its sensitive element constant temperature when 200 ℃ of left and right sides, can respond fast, therefore will increase electric-heating-wire-heating to it, so larger electric current will be provided, accurately measurement is very unfavorable to it greatly when temperature, humidity even wind change, be exactly that the intersection that is subject to easily other gas is disturbed in addition, such as the interference of the gases such as alcohol, oxides of nitrogen, hydrogen, alkanes, easily wrong report, but it is inexpensive.The normal operation life-span can reach 5 years.
The galvanochemistry carbon monoxide alarm adopts the zero-power electrochemical carbon monoxide sensor as sensitive element, mostly adopt the constant potentiometric electrolysis principle in the electrochemical process, utilize constant potentiometric electrolysis to carry out the redox electrochemical reaction, detect the concentration that dissufion current just can draw CO gas, and good linear measurement range and very high selectivity are arranged, and anti-intersection gas interference performance is also very strong.Electrochemical carbon monoxide sensor is the zero-power type, need not heating, is fit to very much cooperate the testing circuit of low-power consumption to adopt powered battery, makes carbonomonoxide concentration table, portable carbon monoxide alarm etc.The electrochemical carbon monoxide sensor long term exposure can affect its sensitivity and life-span in the pungency solvents such as oxygenless gas sample, alcohol, paint, even can lose efficacy.The aerial use of electrochemical carbon monoxide sensor is generally 3 years, also has 5 years, and longer reach more than 8 years.
For example can select battery powered galvanochemistry carbon monoxide alarm, its rate of false alarm is low, and is low in energy consumption, even and mains failure do not affect use yet.
In specific implementation process, as shown in Figure 2, detection module 101 specifically comprises:
Sensor 1011 is used for obtaining the first simulating signal corresponding to air one gas concentration;
Amplifier 1012 is connected with described sensor 1011, is used for amplifying described the first simulating signal, obtains the second simulating signal;
Analog-to-digital conversion device 1013 is connected with described amplifier 1012, is used for described the second simulating signal is converted into the concentration parameter information that is used for characterizing described gas concentration of digital signals format.
Backlight display unit 102 is connected with described detection module 101, is used for showing described concentration parameter information, checks for the user.
In implementation, as described in Figure 3, backlight display unit 102 comprises:
Display screen 1021 is connected with described detection module 101, is used for showing described concentration parameter information;
Back light unit 1022 is connected with described display screen 1021, is used for when described display screen 1021 shows described concentration parameter information, and is luminous, to illuminate described display screen 1021.
Concrete, backlight display unit 102 is specifically as follows LCD backlight display unit or plasma backlight display unit.
Controller 103 is connected with described detection module 101, can be used for receiving described concentration parameter information, and based on one pre-conditioned, it is one pre-conditioned to judge whether described concentration parameter information satisfies, satisfy describedly when pre-conditioned in described concentration parameter information, generate an alarm command.
Controller 103 can receive the described concentration parameter information of detection module 101, concrete, controller 102 can initiatively obtain described concentration parameter information from detection module 101, perhaps detection module 101 can be initiatively with described concentration parameter communication to controller 103.
In specific implementation process, as shown in Figure 4, controller 103 specifically comprises:
The first receiving element 1031 is used for receiving described concentration parameter information;
Judging unit 1032 is connected with described the first receiving element 1031, and it is described pre-conditioned to be used for judging whether described concentration parameter information satisfies;
Instruction generation unit 1033 is connected with described judging unit 1032, is used for satisfying in described concentration parameter information described when pre-conditioned, generates an alarm command.
For example, among the utility model embodiment, describedly pre-conditionedly can be: the corresponding concentration parameter value of described concentration parameter information be not less than the preset concentration parameter value.Concrete, can preset a preset concentration parameter value, when the corresponding described concentration parameter value of described concentration parameter information that detects when detection module 101 is not less than described preset concentration parameter value, illustrate that the carbon monoxide in the surrounding environment exceeds standard, then can to determine that described concentration parameter information satisfies described pre-conditioned for controller 103, can generate described alarm command.
Alarm module 104 is connected with described controller 103, can be used for receiving and carrying out described alarm command, output alarm signal.
Controller 103 can transfer to alarm module 104 with described alarm command after generating described alarm command, alarm module 104 can be carried out described alarm command after receiving described alarm command, with output alarm signal.
For example, alarm module 104 can be a loudspeaker, and when detection module 101 notice alarm modules 104 were reported to the police, this loudspeaker can be sounded, with reminding user.For example, can set the warning duration, for example can set the warning duration is 5s, and then the sounding duration of loudspeaker can continue 5s.
Vent fan 105 is connected with described controller 103, can be used for after the exhaust instruction that receives from described controller 103, by carrying out described exhaust instruction, so that the gas in the space, described gas alarm place is discharged.
Controller 103 is after generating described alarm command, can generate an exhaust instruction, perhaps when generating described alarm command, can generate described exhaust instruction, and described exhaust instruction can be sent to vent fan 105, to make vent fan 105 in time the gas in the space, described gas alarm place be discharged, avoid breaking down because of residual too much gas in the described gas alarm.
Carbon monoxide alarm among the utility model embodiment comprises: detection module 101 is used for the concentration parameter information that obtains to be used for characterizing a gas concentration by detecting; Backlight display unit 102 is connected with described detection module 101, is used for showing described concentration parameter information; Controller 103 is connected with described detection module 101, is used for receiving described concentration parameter information, and pre-conditioned based on one, it is one pre-conditioned to judge that whether described concentration parameter information satisfy, and satisfies describedly when pre-conditioned in described concentration parameter information, generates an alarm command; Alarm unit 104 is connected with described controller 103, is used for receiving and carrying out described alarm command, output alarm signal.Wherein, backlight display unit 102 comprises: display screen 1021, be connected with 101 of described detection moulds, and be used for showing described concentration parameter information; Back light unit 1022 is connected with described display screen 1021, is used for when described display screen 1021 shows described concentration parameter information, and is luminous, to illuminate described display screen 1021.And after adopting the scheme of the utility model embodiment, owing to have backlight function, and when light is bad or distant, the content of seeing described gas alarm display screen demonstration that can both be more clearly.
The one or more technical schemes that provide in the embodiment of the present application have following technique effect or advantage at least:
Owing to adopted the technological means that illuminates the display screen in the backlight display unit with the back light unit in the backlight display unit, so, efficiently solve in the prior art light bad or distant in, can't know the technical matters of the content of seeing that display screen shows, so realized light bad or distant in can the clearer technique effect of seeing the content that alarm shows.
Obviously, those skilled in the art can carry out various changes and modification to the utility model and not break away from spirit and scope of the present utility model.Like this, if of the present utility model these are revised and modification belongs within the scope of the utility model claim and equivalent technologies thereof, then the utility model also is intended to comprise these changes and modification interior.

Claims (7)

1. a gas alarm is characterized in that, comprising:
Detection module is used for the concentration parameter information that obtains to be used for characterizing a gas concentration by detecting;
Backlight display unit is connected with described detection module, is used for showing described concentration parameter information;
Controller is connected with described detection module, is used for receiving described concentration parameter information, and pre-conditioned based on one, it is one pre-conditioned to judge that whether described concentration parameter information satisfy, and satisfies describedly when pre-conditioned in described concentration parameter information, generates an alarm command;
Alarm unit is connected with described controller, is used for receiving and carrying out described alarm command, output alarm signal.
2. gas alarm as claimed in claim 1 is characterized in that, described detection module specifically comprises:
Sensor is used for obtaining first simulating signal corresponding with described gas concentration;
Amplifier is connected with described sensor, is used for amplifying described the first simulating signal, obtains the second simulating signal;
The analog-to-digital conversion device links to each other with described amplifier, is used for described the second simulating signal is converted into the concentration parameter information that is used for characterizing a gas concentration of digital signals format.
3. gas alarm as claimed in claim 2 is characterized in that, described detection module is specially:
Electrochemical sensor; Or
Half conductive gas sensor; Or
Catalytic combustion type gas sensor.
4. gas alarm as claimed in claim 1 is characterized in that, described backlight display unit specifically comprises:
Display screen is connected with described detection module, is used for showing described concentration parameter information;
Back light unit is connected with described display screen, is used for when described display screen shows described concentration parameter information, and is luminous, to illuminate described display screen.
5. gas alarm as claimed in claim 4 is characterized in that, described backlight display unit is specially: LCD backlight display unit or plasma backlight display unit.
6. gas alarm as claimed in claim 1 is characterized in that, described alarm unit specifically comprises:
The second receiving element is used for receiving described alarm command;
Output unit is connected with described the second receiving element, is used for the output described alerting signal corresponding with described alarm command.
7. such as the described gas alarm of arbitrary claim among the claim 1-6, it is characterized in that described gas alarm also comprises:
One vent fan is connected with described controller, is used for after the exhaust instruction that receives from described controller, by carrying out described exhaust instruction, so that the gas in the space, described gas alarm place is discharged.
CN 201220400859 2012-08-13 2012-08-13 Gas alarm Expired - Lifetime CN202855036U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108896460A (en) * 2018-08-16 2018-11-27 钟祥博谦信息科技有限公司 Gas detecting system, method, equipment and storage medium

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108896460A (en) * 2018-08-16 2018-11-27 钟祥博谦信息科技有限公司 Gas detecting system, method, equipment and storage medium

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C56 Change in the name or address of the patentee

Owner name: BEIJING GREAT WALL GOLDENET INTERNET OF THINGS TEC

Free format text: FORMER NAME: BEIJING GOLDENET IOT TECHNOLOGY CO., LTD.

Owner name: BEIJING GOLDENET IOT TECHNOLOGY CO., LTD.

Free format text: FORMER NAME: GOLDENET COMMUNICATION TECHNOLOGY BEIJING CO., LTD.

CP01 Change in the name or title of a patent holder

Address after: Room 22 building CDE No. 8 Linda Building A 100029 Beijing city Chaoyang District Dongtucheng Road

Patentee after: BEIJING GOLDENET IOT TECHNOLOGY Co.,Ltd.

Address before: Room 22 building CDE No. 8 Linda Building A 100029 Beijing city Chaoyang District Dongtucheng Road

Patentee before: BEIJING GOLDENET IOT TECHNOLOGY Co.,Ltd.

Address after: Room 22 building CDE No. 8 Linda Building A 100029 Beijing city Chaoyang District Dongtucheng Road

Patentee after: BEIJING GOLDENET IOT TECHNOLOGY Co.,Ltd.

Address before: Room 22 building CDE No. 8 Linda Building A 100029 Beijing city Chaoyang District Dongtucheng Road

Patentee before: GoldeNet Communication Technology (Beijing) Co.,Ltd.

CX01 Expiry of patent term
CX01 Expiry of patent term

Granted publication date: 20130403