CN202795676U - Gas alarm - Google Patents

Gas alarm Download PDF

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Publication number
CN202795676U
CN202795676U CN 201220400808 CN201220400808U CN202795676U CN 202795676 U CN202795676 U CN 202795676U CN 201220400808 CN201220400808 CN 201220400808 CN 201220400808 U CN201220400808 U CN 201220400808U CN 202795676 U CN202795676 U CN 202795676U
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China
Prior art keywords
parameter information
alarm
gas
concentration parameter
concentration
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CN 201220400808
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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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Abstract

The utility model discloses a gas alarm. The gas alarm comprises a detection module, a controller, an alarm module, and a memory module, wherein detection module is used for acquiring concentration parameter information used for characterizing a gas concentration through detection; the controller is connected with the detection module, and is used for receiving the concentration parameter information, and based on a preset condition, determining whether the concentration parameter information satisfies the preset condition or not, and generating an alarm instruction if the concentration parameter information satisfies the preset condition; the alarm module is connected with the controller, and is used for receiving and executing the alarm instruction and outputting an alarm signal; and the memory module is connected with the controller, and the gas alarm can store the concentration parameter information through the memory module.

Description

A kind of gas alarm
Technical field
The utility model relates to electronic applications, particularly a kind of gas alarm.
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 present application 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:
1, gas alarm of the prior art can only reach in the concentration parameter information of gas concentration first and sends alerting signal when pre-conditioned, can not store the concentration parameter information of gas concentration, so there is the technical matters of the concentration parameter information change trend that can not inquire about gas concentration.
2, because gas alarm can not be inquired about the concentration parameter information of gas concentration, thus there is the concentration parameter information that can not monitor the gas concentration that does not reach pre-conditioned, and then technical matters that can not more effective strick precaution gas leakage.
The utility model content
The utility model embodiment provides a kind of gas alarm, and be used for solving gas alarm of the prior art and can not store concentration parameter information corresponding to gas concentration,
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; Controller is connected with described detection module, is used for receiving described concentration parameter information, and pre-conditioned based on first, it is first pre-conditioned to judge that whether described concentration parameter information satisfy, and satisfies described first when pre-conditioned in described concentration parameter information, generates an alarm command; Alarm module is connected with described controller, is used for receiving and carrying out described alarm command, output alarm signal; Memory module is connected with described controller, and by described memory module, described gas alarm can be stored described concentration parameter information.
Preferably, described memory module specifically comprises: M code translator, M are the integer more than or equal to 1;
M nonvolatile memory, wherein, between a described M nonvolatile memory and a described M code translator for linking together correspondingly.
Preferably, described controller is used for also judging whether the described concentration parameter information of described memory module storage has taken whole storage spaces of memory module, wherein, when described concentration parameter information takies described whole storage space, the second pre-conditioned described concentration parameter information in the described controller deletion memory module.
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, a 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.
Preferably, a display screen is connected with described controller, is used for showing described concentration parameter information.
Preferably, an input block is connected with described controller, is used for the input inquiry conditional information, and described controller can based on the described querying condition information of input, obtain the concentration parameter information corresponding with described querying condition information from described concentration parameter information.
The one or more technical schemes that provide in the embodiment of the present application have following technique effect or advantage at least:
1, owing to adopted and in gas alarm, inserts memory module and be connected with controller, the technological means that is used for the concentration parameter information of storage gas concentration, so, effectively solved the technical matters of the concentration parameter information that can not store gas concentration, having realized can be according to the technique effect of the concentration parameter information change trend of the concentration parameter information inquiry gas concentration of the gas concentration of storage.
2, since adopted the storage gas concentration concentration parameter information technological means, so effectively solved the technical matters of the concentration parameter information that can not monitor the gas concentration that does not reach pre-conditioned, realized the technique effect of more effective strick precaution gas leakage.
Description of drawings
Fig. 1 is the detailed structure view of gas alarm among the utility model embodiment.
Embodiment
The utility model embodiment provides a kind of gas alarm, solve gas alarm in the prior art and can not store the technical matters of the concentration parameter information of gas concentration, having realized can be according to the technique effect of the concentration parameter information change trend of the concentration parameter information inquiry gas concentration of the gas concentration of storage, and then realizes the technique effect of more effective strick precaution gas leakage.
Technical scheme in the embodiment of the present application is for solving above-mentioned problem of crosstalking, and general thought is as follows:
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; Controller is connected with described detection module, is used for receiving described concentration parameter information, and pre-conditioned based on first, it is first pre-conditioned to judge that whether described concentration parameter information satisfy, and satisfies described first when pre-conditioned in described concentration parameter information, generates an alarm command; Alarm module is connected with described controller, is used for receiving and carrying out described alarm command, output alarm signal; Memory module is connected with described controller, and by described memory module, described gas alarm can be stored described concentration parameter information.
Owing to adopted and in alarm, inserted memory module and link to each other with controller, the technological means that is used for the concentration parameter information of storage gas concentration, having realized can be according to the technique effect of the concentration parameter information change trend of the concentration parameter information inquiry gas concentration of the gas concentration of storage.
Referring to Fig. 1, the gas alarm among the utility model embodiment can comprise detection module 101, controller 102, alarm module 103 and memory module 104.Memory module 104 among Fig. 1 is to be arranged on described gas alarm inside to describe, and it is outside that this memory module 104 can also be arranged at described gas alarm, is connected by wired mode with described gas alarm.Preferably, the described gas alarm among the utility model embodiment can be carbon monoxide alarm.Described gas alarm can also comprise vent fan 105, display screen 106 and input block 107.
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 comprises sensor among the utility model embodiment, 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.
Detection module 101 can detect the first concentration of CO in Air, and described the first concentration that detects can be converted to the treatable digital signals format of controller.Among the utility model embodiment, the sensor in the 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.
Controller 102 is connected with described detection module 101, can be used for receiving described concentration parameter information, and pre-conditioned based on first, it is described first pre-conditioned to judge whether described concentration parameter information satisfies, satisfy described first when pre-conditioned in described concentration parameter information, generate an alarm command.
Controller 102 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 102.
For example, among the utility model embodiment, described first pre-conditionedly can be: the corresponding concentration parameter value of described concentration parameter information is 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 102, can generate described alarm command.
Alarm module 103 is connected with described controller 102, can be used for receiving and carrying out described alarm command, output alarm signal.
Controller 102 can transfer to alarm module 103 with described alarm command after generating described alarm command, alarm module 103 can be carried out described alarm command after receiving described alarm command, with output alarm signal.
For example, alarm module 103 can be a loudspeaker, and when detection module 101 notice alarm modules 103 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.
Memory module 104 is connected with described controller 102, and by described memory module, described gas alarm can be stored described concentration parameter information.
Memory module 104 specifically comprises M code translator among the utility model embodiment, and M is the integer more than or equal to 1; M nonvolatile memory, wherein, between a described M nonvolatile memory and a described M code translator for linking together correspondingly.
Described code translator can be 3 lines-8 line code translator, and can expand 3 lines-8 line code translator and become 4 lines-16 line, 5 lines-24 line etc.Code translator address end is connected with the I/O port of controller 102, each output terminal of M code translator is connected with a nonvolatile memory sheet choosing end, realize the choosing of nonvolatile memory sheet, M corresponding connection of code translator Enable Pin, the non-volatile memory addresses bus is connected with data bus with controller 102 address buss are corresponding with control bus and is connected, realize data storage, expansion reaches the memory capacity of different demands.Wherein, described storer can be EPROM, EEPROM, flash memory etc.
Memory module 104 specifically can be used for when detection module 101 detects the concentration parameter information of CO gas, the electric signal transmission that described concentration parameter information is corresponding is to controller 102, described controller 102 obtains described concentration parameter information, and transfer to memory module 104, the described memory module 104 described concentration parameter information of storage and relevant informations, wherein, described relevant information can be the described concentration parameter information acquisition time.
Controller 102 is used for also judging whether the described concentration parameter information of described memory module 104 storages has taken whole storage spaces of memory module 104, wherein, when described concentration parameter information takies described whole storage space, meet the second pre-conditioned described concentration parameter information in the described controller 102 deletion memory modules 104.
Wherein, described second pre-conditionedly can also can be concentration threshold information for storage temporal information corresponding to concentration parameter information, etc.
For example, second pre-conditionedly can be that the deletion acquisition time was more than or equal to X days concentration parameter information and relevant information.Automatic described concentration parameter information and the relevant information more than or equal to X days of deletion when storage information takies whole storage space then, the concentration parameter information that is gathering to continue storage detection module 101.Second pre-conditionedly also can be the concentration parameter information of concentration parameter information less than or equal to Yppm.Then when taking whole storage space, storage information automatically deletes described concentration parameter information less than or equal to concentration parameter information and the relevant information of Y ppm, the concentration parameter information that is gathering to continue storage detection module 101.
Vent fan 105 is connected with described controller 102, can be used for after the exhaust instruction that receives from described controller 102, by carrying out described exhaust instruction, so that the gas in the space, described gas alarm place is discharged.
Controller 102 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.
Display screen 106 is connected with described controller 102, can be used for showing described concentration parameter information.
After detection module 101 detections obtain described concentration parameter information, can make display screen 106 that described concentration parameter information is shown, check for the user.
Input block 107 is connected with described controller 102, is used for the input inquiry conditional information, and described controller 102 can based on the described querying condition information of input, obtain the concentration parameter information corresponding with described querying condition information from described concentration parameter information.
For example, be " 〉=Z " from input block 107 input inquiry conditions, described controller 102 receives described " 〉=Z " instruction, obtains concentration parameter information and relevant information more than or equal to Z ppm from memory module 104.And be presented on the display screen.Allow the user can check the concentration parameter information of certain limit.And for example, input block input inquiry condition is " 2012.01.01-2012.02.01 ", described controller 102 receives described " 2012.01.01-2012.02.01 " instruction, from memory module 104, obtain the concentration parameter information of described ' 2012.01.01-2012.02.01 ' time period, and be presented on the display screen, allow the user can check whether this time period has gas leakage.
The one or more technical schemes that provide in the embodiment of the present application have following technique effect or advantage at least:
1, owing to adopted and in gas alarm, inserts memory module and be connected with controller, the technological means that is used for the concentration parameter information of storage gas concentration, so, effectively solved the technical matters of the concentration parameter information that can not store gas concentration, having realized can be according to the technique effect of the concentration parameter information change trend of the concentration parameter information inquiry gas concentration of the gas concentration of storage.
2, since adopted the storage gas concentration concentration parameter information technological means, so effectively solved the technical matters of the concentration parameter information that can not monitor the gas concentration that does not reach pre-conditioned, realized the technique effect of more effective strick precaution gas leakage.
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;
Controller is connected with described detection module, is used for receiving described concentration parameter information, and pre-conditioned based on first, it is first pre-conditioned to judge that whether described concentration parameter information satisfy, and satisfies described first when pre-conditioned in described concentration parameter information, generates an alarm command;
Alarm module is connected with described controller, is used for receiving and carrying out described alarm command, output alarm signal;
Memory module is connected with described controller, and by described memory module, described gas alarm can be stored described concentration parameter information.
2. gas alarm as claimed in claim 1 is characterized in that, described memory module specifically comprises:
M code translator, M are the integer more than or equal to 1;
M nonvolatile memory, wherein, between a described M nonvolatile memory and a described M code translator for linking together correspondingly.
3. such as the described gas alarm of arbitrary claim among the claim 1-2, it 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.
4. gas alarm as claimed in claim 3 is characterized in that, described sensor is specially:
Electrochemical sensor; Or
Half conductive gas sensor; Or
Catalytic combustion type gas sensor.
5. such as the described gas alarm of arbitrary claim among the claim 1-2, 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.
6. such as the described gas alarm of arbitrary claim among the claim 1-2, it is characterized in that described gas alarm also comprises:
One display screen is connected with described controller, is used for showing described concentration parameter information.
7. such as the described gas alarm of arbitrary claim among the claim 1-2, it is characterized in that described gas alarm also comprises:
One input block is connected with described controller, is used for the input inquiry conditional information, and described controller can based on the described querying condition information of input, obtain the concentration parameter information corresponding with described querying condition information from described concentration parameter information.
CN 201220400808 2012-08-13 2012-08-13 Gas alarm Expired - Lifetime CN202795676U (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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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.

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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.

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.

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Granted publication date: 20130313

CX01 Expiry of patent term