CN202795677U - Gas alarm - Google Patents

Abstract

The utility model discloses a gas alarm which has a time display function. The gas alarm comprises a detection module, a controller, an alarm module and a clock 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 clock module is connected with the controller and is used for outputting time information.

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), be a kind of colourless, tasteless, non-stimulated, can't with the poisonous carbon monoxide 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 the carbon monoxide carbon monoxide, 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 carbon monoxide) 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:

Carbon monoxide alarm function of the prior art is too single, can not displaying time, thus make troubles for people's life.

The utility model content

The utility model embodiment provides a kind of gas alarm, has solved the technical matters that existing gas alarm does not have displaying time.

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 one, it is described pre-conditioned to judge whether described concentration parameter information satisfies, and satisfies describedly 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;

Clock module is connected with described controller, is used for output time information.

Preferably, described clock module comprises:

One clock unit is connected with described controller, is used for generating described temporal information;

One display screen is connected with described controller, is used for showing described temporal information.

Preferably, described gas alarm also comprises:

One input block is connected with described controller, is used for the adjustment signal that input is used for adjusting described clock module, and to offer described controller, based on described adjustment signal, described controller can arrange the described temporal information of described clock 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, described detection module is specially:

Electrochemical sensor; Or

Half derivative sensor; Or

Infrared sensor; Or

Catalytic combustion type gas sensor.

Preferably, described display screen also is used for receiving and showing described concentration parameter information.

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:

1, the application's utility model has increased by a clock module on existing gas alarm basis, thereby has solved the technical matters that existing gas alarm can not displaying time.

2, the application's utility model combines input block and clock module, can revise or adjust the temporal information in the gas alarm.

Description of drawings

Fig. 1 is the detailed structure view of gas 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; Controller is connected with described detection module, is used for receiving described concentration parameter information, and pre-conditioned based on one, it is described pre-conditioned to judge whether described concentration parameter information satisfies, and satisfies describedly 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; Clock module is connected with described controller, is used for output time information.Gas alarm described in the utility model embodiment not only can carry out detection alarm to described gas, and can displaying time, thereby brings convenience for people's life.

In order better to understand technique scheme, below in conjunction with Figure of description and concrete embodiment technique scheme is described in detail.

Referring to Fig. 1, the gas alarm among the utility model embodiment comprises, a detection module 101, one controllers 102, one alarm modules 103, one clock modules 104.

Preferably, the described gas alarm among the utility model embodiment can be carbon monoxide alarm.Described carbon monoxide alarm can also comprise a vent fan 105, one input blocks 106 and a display screen 107.

Described clock electricity module 104 specifically comprises:

One clock unit is used for generating described temporal information;

One display screen is connected with described time quantum, is used for showing described temporal information.

Read described temporal information in the clock unit of controller 102 from clock module 104, and described temporal information is transferred to display screen 107, and control display screen 107 shows described temporal information.

Described carbon monoxide alarm also comprises an input block 106, be connected with controller 102, be used for the adjustment signal that input is used for adjusting described clock module 104, to offer controller 102, based on described adjustment signal, controller 102 can arrange the described temporal information of clock module 104.

For example, when the shown very first time information of display screen 107 and real time during information inconsistency, the adjustment signal that can be used for adjusting to controller 102 inputs described very first time information by input block 106, after controller 102 receives described adjustment signal, controller 102 generates the second temporal information, and with in the time quantum in described the second temporal information write clock module 104, described clock unit begins to calculate three temporal information consistent with real time information based on described the second temporal information.

Clock module 104 can also have the quarter-bell timing reminding function, and concrete methods of realizing is:

By four temporal information of input block 106 to controller 102 input quarter-bells timings, controller 102 beginnings are compared to described the 3rd temporal information and described quarter-bell the 4th temporal information regularly that clock module 104 transmits constantly, when described the 3rd temporal information is consistent with described the 4th temporal information, controller 102 generates a clock alarming instruction, after alarm module 103 is received described clock alarming instruction, carry out immediately clock alarming.

Should note: the clock alarming mode should obviously be different from the carbonic oxide alarming mode, makes troubles with exempt from customs examination people's life herein.

For example, alarm module 103 can be a loudspeaker, and can set described carbonic oxide alarming mode is that described loudspeaker sends the continuous sound, and the alerting pattern of described quarter-bell is the sound that described loudspeaker sends interruption.

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 first concentration that will detect is converted to electric signal.

Detection module 101 specifically comprises described in the utility model embodiment:

Sensor is used for obtaining first simulating signal corresponding with described carbonomonoxide 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 described carbonomonoxide concentration of digital signals format.

Detection module 101 is specifically as follows described in the utility model embodiment:

Electrochemical carbon monoxide sensor; Or

The semiconductor carbon monoxide transducer; Or

The Infrared Carbon Monoxide sensor; Or

The catalytic combustion type carbon monoxide transducer.

Described carbon monoxide alarm is that the concentration by the sensor sensing CO in Air 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 carbon monoxide, 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 to be subject to easily other intersection of changing carbon to disturb in addition, such as the interference of the carbon monoxide 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 the carbon monoxide carbon monoxide, and good linear measurement range and very high selectivity are arranged, and anti-intersection carbon monoxide 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 anaerobic carbon monoxide 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 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 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, 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 102, can generate described alarm command.

Alarm module 103 is connected with 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.

Alarm module 103 can be used for reporting to the police according to the testing result of described detection module 101.

For example, if described the first concentration that detection module 101 detects during more than or equal to the preset concentration threshold value, alarm module 103 can be reported to the police, and exceeds standard with the carbon monoxide in the reminding user environment, need prevent anthracemia.

Display screen 107 is connected with described controller, can be used for showing described concentration parameter information.

After detection module 101 detections obtain described concentration parameter information, can make display screen 107 that described concentration parameter information is shown, check for the user.

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.

The alert device of gas among the utility model embodiment comprises: a detection module 101, one controllers 102, one alarm modules 103, one time display module 104, one vent fans 105, one input blocks 106, one display screens 107.Described utility model not only can be carried out detection alarm to carbon monoxide, and can displaying time and clock alarming, brings convenience from the life of giving people.

Technical scheme in above-mentioned the embodiment of the present application has following technique effect or advantage at least:

1, the application's utility model has increased by a clock module on existing gas alarm basis, thereby has solved the technical matters that existing gas alarm can not displaying time.

2, the application's utility model combines input block and clock module, can revise or adjust the temporal information in the gas alarm.

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 one, it is described pre-conditioned to judge whether described concentration parameter information satisfies, and satisfies describedly 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;

Clock module is connected with described controller, is used for output time information.

2. gas alarm as claimed in claim 1 is characterized in that, described clock module comprises:

One clock unit is connected with described controller, is used for generating described temporal information;

One display screen is connected with described controller, is used for showing described temporal information.

3. gas alarm as claimed in claim 1 is characterized in that, described gas alarm also comprises:

One input block is connected with described controller, is used for the adjustment signal that input is used for adjusting described clock module, and to offer described controller, based on described adjustment signal, described controller can arrange the described temporal information of described clock module.

4. 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.

5. gas alarm as claimed in claim 1 is characterized in that, described detection module is specially:

Electrochemical sensor; Or

Half derivative sensor; Or

Infrared sensor; Or

Catalytic combustion type gas sensor.

6. gas alarm as claimed in claim 2 is characterized in that,

Described display screen also is used for receiving and showing described concentration parameter information.

7. gas alarm as claimed in claim 1 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.

Images