CN205607948U - Methane carbon monoxide detector alarm - Google Patents

Methane carbon monoxide detector alarm Download PDF

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Publication number
CN205607948U
CN205607948U CN201520777703.5U CN201520777703U CN205607948U CN 205607948 U CN205607948 U CN 205607948U CN 201520777703 U CN201520777703 U CN 201520777703U CN 205607948 U CN205607948 U CN 205607948U
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CN
China
Prior art keywords
methane
carbon monoxide
alarm
casing
emergency light
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CN201520777703.5U
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Chinese (zh)
Inventor
袁立清
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扬中市南方矿用电器有限公司
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Priority to CN201520777703.5U priority Critical patent/CN205607948U/en
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Publication of CN205607948U publication Critical patent/CN205607948U/en

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Abstract

The utility model relates to a methane carbon monoxide detector alarm, be equipped with warning socket harmony window on the convex surface of its casing lid, be equipped with viewing aperture and button mouth on the concave surface, casing box top is equipped with the methane air inlet, the carbon monoxide air inlet, casing box side is equipped with emergent socket, emergency light switch and power outlet, be equipped with methane transducer in the casing box, carbon monoxide transducer, and a control circuit boar, a power supply, emergency light and emergency light power, the last alarm that is equipped with of control circuit board, the display panel, the button, wireless transceiver module, data memory and singlechip, the alarm includes the light crossing -signal, acoustic alarm ware and vibrations alarm, the utility model has the characteristics of the function is many, the quality is light, small, sensitivity is high, stability is high, portable type colliery methane and gaseous detection and the warning of carbon monoxide in the pit can realize removing.

Description

Methane Carbon Monoxide Detection alarm

Technical field

This utility model relates to methane Carbon Monoxide Detection alarm, belongs to gas testing device technical field.

Background technology

The inflammable gas such as methane, carbon monoxide it is easily generated, when this kind of gas exceedes certain limit under coal mine working environment After can explode, jeopardize personnel in the pit's safety, it is therefore proposed that a kind of dual-purpose monitoring alarm instrument of methane carbon monoxide measurer, Methane carbonomonoxide concentration can be detected, realize after threshold value reporting to the police, effectively prevent security incident.

The most existing multiple patents propose methane Carbon Monoxide Detection alarm, as patent CN204269536U proposes one Planting portable methane carbon monoxide measurer, using infrared detection head is air-sensitive original paper, and manufacturing cost is high, and machining accuracy is high, coal Ore deposit device is difficult to apply;Patent CN103529089A proposes a kind of Wearable type methane carbon monoxide measurer, and module forms Structure is unintelligible;Patent CN202486085U proposes a kind of methane carbon monoxide measurer, and circuit structure is complicated;These detections More there is sensitivity and poor stability, functional single, device volume is big, the working time is short shortcoming in alarm, be not suitable for moving Dynamic portable type mining work under mine, simultaneously less than normal to the detection range of hazardous gas, reduce the most to a certain extent Security performance.

Utility model content

The purpose of this utility model is the defect for prior art, it is provided that methane Carbon Monoxide Detection alarm, has The feature that function is many, light weight, volume are little, highly sensitive, stability is high, can realize mobile portable type underground coal mine methane and one The detection of carbon oxide gas and warning.

This utility model is achieved by the following technical solutions.

Methane Carbon Monoxide Detection alarm, including casing, described casing is ABS engineering plastics material, described casing A length of L, L=105mm, the width of described casing is D, D=54mm, and the height of described casing is H, H=20mm, described casing bag Include cabinet cover and casing box, described cabinet cover and casing box with the use of, be provided with sealing gasket between described cabinet cover and casing box, Described cabinet cover has convex surface and concave surface, and described convex surface is provided with warning socket and sound window, described concave surface be provided with observation panel and Button mouth;Described casing box top is provided with methane air inlet, carbon monoxide air inlet, is provided with methane in described methane air inlet Suction nozzle, is provided with carbon monoxide suction nozzle in described carbon monoxide air inlet, described casing box side is provided with emergent socket, answers Anxious lamp switch and power source charges mouth;Methane transducer, carbon monoxide transducer, control circuit plate, electricity it is provided with in described casing box Source, charging assembly, emergency light and emergency light power supply, described methane transducer is connected with methane suction nozzle, and described carbon monoxide passes Sensor is connected with carbon monoxide suction nozzle, and described methane transducer and carbon monoxide transducer are respectively connected with A/D converter, described A/D converter connects has amplified filter, described amplified filter to be connected with control circuit plate, and described control circuit plate is provided with Alarm, display panel, button, radio receiving transmitting module, data storage and single-chip microcomputer, described alarm includes light crossing-signal, sound Alarm and vibrations alarm, described light crossing-signal is arranged at warning socket, and described sound alarm subsystem is arranged at sound window, described Vibrations alarm is vibrating motor, is placed at casing box corner, and described display panel is arranged at observation panel, and described button is arranged at At button mouth, described power supply is connected with control circuit plate, realizes sensing methane transducer, carbon monoxide by control circuit plate Device, A/D converter, amplified filter, radio receiving transmitting module, data storage, single-chip microcomputer, display and the power supply of alarm Supply, described emergency light is arranged at emergent socket, and described emergency light switchs with emergency light power supply and emergency light respectively and is connected, institute Stating emergency light power supply to be connected with emergency light switch, described power supply is relatively independent with emergency light power supply, and is intrinsic safety electric source.

Above-mentioned methane Carbon Monoxide Detection alarm, wherein, described methane transducer and carbon monoxide transducer are load Body catalysis element, the methane concentration measurement range of described methane transducer is 0.00~4.00%CH4, described carbon monoxide passes The carbonomonoxide concentration measurement range of sensor is 0~1000 × 10-6 CO。

Above-mentioned methane Carbon Monoxide Detection alarm, wherein, described display panel include model displaying block, date displaying block, Electricity displaying block, explosion-proof mark displaying block, numerical value displaying block, gas title displaying block and time showing block.

Above-mentioned methane Carbon Monoxide Detection alarm, wherein, described button is keyswitch type electronic thin film switch, described button Key, return key and calibration acknowledgement key, the square distribution of described button is subtracted including switch plus key, voltage.

Above-mentioned methane Carbon Monoxide Detection alarm, wherein, charging assembly includes plug, slide bar and chute, described electricity Plug is connected with power supply and slide bar, described plug end corresponding power charge port.

Above-mentioned methane Carbon Monoxide Detection alarm, wherein, is sheathed with leather sheath outside described casing, described leather sheath is provided with carefully Band.

The beneficial effects of the utility model are:

This utility model is at methane: arbitrarily set alarm point, alarm indicator value and setting in the range of 0.50%~2.50% The difference of value is less than ± 0.05%, at carbon monoxide: (0 ~ 1000) × 10-6Arbitrarily set alarm point in the range of CO, report to the police aobvious Indicating value is less than ± 1 × 10 with the difference of setting value-6, the most first set methane and the alarm point of carbon monoxide, air inlet By valve, the air in environment is sucked in determinator, the methane in methane transducer and carbon monoxide transducer detection air And carbon monoxide gas body burden, voltage signal will be sent, voltage signal converts thereof into digital signal by A/D converter, number The amplified filter of word signal amplifies, and is sent to circuit main board, carries out digital processing through single-chip microcomputer, and feedback digital signal is to circuit In mainboard, driving display to demonstrate tested methane and carbon monoxide concentration of volume percent numerical value, determinator was with the interval of 5 seconds Automatically switch between methane, carbon monoxide, 0.00~4.00%CH can be realized4With 0~1000 × 10-6 The measurement of CO, and Can display on the occasion of or negative value;When methane and carbonomonoxide concentration reach alarming value, single-chip microcomputer exports control signal immediately, through electricity Road mainboard controls alarm and sends alarm, and sound alarm subsystem, light crossing-signal, vibrations alarm synchronize to send buzzing, glisten and shake, Numeral method red numerical flashing simultaneously;

It is configured with data storage and radio receiving transmitting module on this utility model circuit main board simultaneously, when night watching, is surveyed Data are recordable in data storage, and when night watching, radio receiving transmitting module does not works, until night watching terminates, during charging, wireless Transceiver module is opened, and automatically and Patrol Terminal carries out wireless connections, uploads the night watching data of preservation;After data end of transmission, Closing radio receiving transmitting module, detection alarm enters charging off-mode;Emergency light realizes dark emergency light source, down-hole.

Power supply of the present utility model and emergency light power supply are intrinsic safety electric source, explosion-proof at underground coal mine and have DC voltage-stabilizing Property, additives for overcharge protection voltage protection, over voltage protection, short-circuit protection function, more safety and stability.

This utility model casing material is ABS engineering plastics material, light weight, and volume is little, does not uses, and is placed in supporting Leather sheath carries with faciola.

In sum, this utility model possesses data storage, time showing, emergency lighting, is wirelessly transferred, shakes warning etc. Function, has the advantages that function is many, light weight, volume are little, highly sensitive, stability is high, can realize mobile portable type coal mine Lower methane and the detection of CO (carbon monoxide converter) gas and warning.

Accompanying drawing explanation

Fig. 1 is that this utility model removes structural representation after cabinet cover.

Fig. 2 is this utility model casing front view.

Fig. 3 is this utility model casing left view.

Fig. 4 is this utility model casing upward view.

Fig. 5 is utility model works schematic diagram.

Fig. 6 is this utility model leather case structure schematic diagram.

Detailed description of the invention

Below in conjunction with the accompanying drawings detailed description of the invention of the present utility model is described further.

Methane Carbon Monoxide Detection alarm, including casing 47, described casing 47 is ABS engineering plastics material, described machine Shell 47 is provided with some depressions 9, a length of L, the L=105mm of described casing 47, and the width of described casing 47 is D, D=54mm, institute The height stating casing 47 is H, H=20mm, and described casing 47 includes cabinet cover 41 and casing box 38, described cabinet cover 41 and casing Box 38 with the use of, be provided with sealing gasket 46 between described cabinet cover 41 and casing box 38, described cabinet cover 41 has convex surface 39 He Concave surface 40, described convex surface 39 is provided with warning socket 42 and sound window 43, and described concave surface 40 is provided with observation panel 44 and button mouth 45; Described casing box 38 top is provided with methane air inlet 2, carbon monoxide air inlet 20, is provided with methane in described methane air inlet 2 Suction nozzle 1, is provided with carbon monoxide suction nozzle 19 in described carbon monoxide air inlet 20, described casing box 38 side is provided with emergent Socket 48, emergency light switch 8 and power source charges mouth 49;It is provided with methane transducer 3, carbon monoxide transducer in described casing box 38 21, control circuit plate 36, power supply 37, charging assembly 18, emergency light 6 and emergency light power supply 7, described methane transducer 3 and an oxygen Changing carbon sensor 21 and be carrier catalyst element, described methane transducer 3 is connected with methane suction nozzle 1, and described carbon monoxide passes Sensor 21 is connected with carbon monoxide suction nozzle 19, and described methane transducer 3 and carbon monoxide transducer 19 are respectively connected with A/D conversion Device 4, described A/D converter 4 connects has amplified filter 5, described amplified filter 5 to be connected with control circuit plate 36, described control Circuit board 36 processed is provided with alarm 25, display panel 33, button 14, radio receiving transmitting module 34, data storage 52 and single-chip microcomputer 35, described alarm 25 includes light crossing-signal 23, sound alarm subsystem 24 and vibrations alarm 22, and described light crossing-signal 23 is arranged at police Showing at socket 42, described sound alarm subsystem 24 is arranged at sound window 43, and described vibrations alarm 22 is vibrating motor, is placed in casing box At 38 4 jiaos, described display panel 33 is arranged at observation panel 44, and described display panel 33 includes model displaying block 29, date displaying block 28, electricity displaying block 27, explosion-proof mark displaying block 26, numerical value displaying block 30, gas title displaying block 32 and time showing block 31, Described numerical value displaying block 30 shows four figures value, the methane and one of described gas title displaying block 32 show percent volumetric concentration Carbonoxide, described button 14 is arranged at button mouth 45, and described button 14 is keyswitch type electronic thin film switch, and described button includes Switch plus key 13, voltage subtract key 10, return key 11 and calibration acknowledgement key 12, the described square distribution of button 14, described power supply 37 are connected with control circuit plate 36, realize turning methane transducer 3, carbon monoxide transducer 21, A/D by control circuit plate 36 Parallel operation 4, amplified filter 5, radio receiving transmitting module 34, data storage 52, single-chip microcomputer 35, display 36 and alarm 25 Power supply supplies, and described charging assembly 18 includes plug 16, slide bar 15 and chute 17, described plug 15 and power supply 37 and slide bar 15 are connected, described plug 16 end corresponding power charge port 49, and described slide bar 15 realizes plug 15 in being placed in chute 17 sliding Dynamic, described emergency light 6 is arranged at emergent socket 48, and described emergency light 6 switchs phase with emergency light power supply 7 and emergency light 8 respectively Even, described emergency light power supply 7 is connected with emergency light switch 8, and described power supply 37 is relatively independent with emergency light power supply 7, and is this Peace power supply, is sheathed with leather sheath 51 outside described casing 47, described leather sheath 51 is provided with faciola 50.

The technical parameter of the methane Carbon Monoxide Detection alarm of the present embodiment is as follows:

1, environmental condition is used: temperature: (0 ~ 40) DEG C;Humidity: < 98% (+25 DEG C);Atmospheric pressure: (80 ~ 116) kPa; Wind speed: (0~8) m/s;There are being methane, the underground coal mine of coal-dust explosion mixture;Storage temperature is (-40 ~+60) DEG C;

2, scope is measured: (1), methane: (0.00 ~ 4.00) %CH4;(2), carbon monoxide: (0 ~ 1000) × 10-6CO;

3, type of explosion proof construc tion and intrinsic safety parameter

3.1 type of explosion proof construc tion: mine intrinsic safety is held concurrently flame-proof type;Explosion-proof mark: ExibdI;

3.2 intrinsic safety parameters

Power supply high open circuit voltage Uo:4.3V;Maximum short circuit current Io:2.0A;Running voltage: 3.6V;Work electricity Stream: 200mA (during warning);

4, power supply: Ni-MH 1600mAh/1.2V × 3 Ni-MH battery group;

5, weight: 300g;

6, elementary error

(1), methane: %CH4

(2), carbon monoxide: 1 × 10-6 CO

7, alarm point:

(1), methane: at (0.50 ~ 2.50) %CH4In the range of arbitrarily set (factory default is located at 1.00%CH4);

(2), carbon monoxide: measure in the range of arbitrarily set (factory default is located at 24 × 10-6 At CO);

8, warning error: (1), methane: ± 0.05% CH4;(2), carbon monoxide: ± 1 × 10-6 CO;

9, type of alarm and effect: acoustic alarm, one meter from sound source axial distance distant place, the sound intensity is not less than 75dB (A);

10, alarm resolution: (1), methane: 0.01% CH4;(2), carbon monoxide: 1 × 10-6 CO;

11, response time: (1), methane: be not more than 20s;(2), carbon monoxide: be not more than 45s;

12, stream time: once charging stream time is more than the new battery of 12h();

13, the charging interval a: charging interval is no less than 10h.

This methane Carbon Monoxide Detection alarm is at methane: arbitrarily set alarm point in the range of 0.50%~2.50%, report Alert show value is less than ± 0.05%, at carbon monoxide: (0 ~ 1000) × 10 with the difference of setting value-6Arbitrarily set in the range of CO Determining alarm point, alarm indicator value is less than ± 1 × 10 with the difference of setting value-6, the most first set methane and carbon monoxide Alarm point, the air in environment is sucked in determinator by air inlet by valve, methane transducer and carbon monoxide transducer Methane in detection air and carbon monoxide gas body burden, will send voltage signal, and voltage signal passes through A/D converter by its turn Changing digital signal into, the amplified filter of digital signal amplifies, and is sent to circuit main board, carries out digital processing through single-chip microcomputer, instead Feedback digital signal, in circuit main board, drives display to demonstrate tested methane and carbon monoxide concentration of volume percent numerical value, Determinator with 5 seconds be spaced between methane, carbon monoxide automatically switch, 0.00~4.00%CH can be realized4With 0~1000 ×10-6 The measurement of CO, and can show on the occasion of or negative value;When methane and carbonomonoxide concentration reach alarming value, single-chip microcomputer is immediately Output control signal, controls alarm through circuit main board and sends alarm, and sound alarm subsystem, light crossing-signal, vibrations alarm synchronize to send out Go out buzzing, glisten and shake, simultaneously numeral method red numerical flashing;

This utility model has the advantages that function is many, light weight, volume are little, highly sensitive, stability is high, can realize mobile Portable type underground coal mine methane and the detection of CO (carbon monoxide converter) gas and warning.

The above, only this utility model preferably detailed description of the invention, but protection domain of the present utility model is not Being confined to this, any those familiar with the art, in the technical scope that this utility model discloses, can readily occur in Change or replacement, all should contain in protection domain of the present utility model.Therefore, protection domain of the present utility model should be with The protection domain of claims is as the criterion.

Claims (7)

1. methane Carbon Monoxide Detection alarm, including casing, is characterized by, described casing includes cabinet cover and casing box, institute State cabinet cover and casing box with the use of, be provided with sealing gasket between described cabinet cover and casing box, described cabinet cover has convex surface And concave surface, described convex surface is provided with warning socket and sound window, and described concave surface is provided with observation panel and button mouth;Described casing box top Portion is provided with methane air inlet, carbon monoxide air inlet, is provided with methane suction nozzle, a described oxidation in described methane air inlet Being provided with carbon monoxide suction nozzle in carbon air inlet, described casing box side is provided with emergent socket, emergency light switch and power source charges Mouthful;Methane transducer, carbon monoxide transducer, control circuit plate, power supply, charging assembly, emergency light it is provided with in described casing box With emergency light power supply, described methane transducer is connected with methane suction nozzle, described carbon monoxide transducer and carbon monoxide air inlet Mouth is connected, and described methane transducer and carbon monoxide transducer are respectively connected with A/D converter, and described A/D converter connects to be put Big filter, described amplified filter is connected with control circuit plate, described control circuit plate be provided with alarm, display panel, by Key, radio receiving transmitting module, data storage and single-chip microcomputer, described alarm includes that light crossing-signal, sound alarm subsystem and vibrations are reported to the police Device, described light crossing-signal is arranged at warning socket, and described sound alarm subsystem is arranged at sound window, and described vibrations alarm is vibration Motor, is placed at casing box corner, and described display panel is arranged at observation panel, and described button is arranged at button mouth, described electricity Source is connected with control circuit plate, is realized methane transducer, carbon monoxide transducer, A/D converter by control circuit plate, is put The power supply supply of big filter, radio receiving transmitting module, data storage, single-chip microcomputer, display and alarm, described emergency light Being arranged at emergent socket, described emergency light switchs with emergency light power supply and emergency light respectively and is connected, described emergency light power supply and Emergency light switch is connected, and described power supply is relatively independent with emergency light power supply, and is intrinsic safety electric source.
2. methane Carbon Monoxide Detection alarm as claimed in claim 1, is characterized by, described casing is ABS engineering plastics Material, a length of L, the L=105mm of described casing, the width of described casing is D, D=54mm, and the height of described casing is H, H= 20mm。
3. methane Carbon Monoxide Detection alarm as claimed in claim 1, is characterized by, described methane transducer and an oxidation Carbon sensor is carrier catalyst element, and the measurement range of described methane transducer is 0.00~4.00%CH4Concentration, described The measurement range of carbon monoxide transducer is 0~1000 × 10-6 CO concentration.
4. methane Carbon Monoxide Detection alarm as claimed in claim 1, is characterized by, described display panel includes that model shows Block, date displaying block, electricity displaying block, explosion-proof mark displaying block, numerical value displaying block, gas title displaying block and time showing Block.
5. methane Carbon Monoxide Detection alarm as claimed in claim 1, is characterized by, described button is that keyswitch type electronic is thin Membrane switch, described button includes switching plus key, voltage subtracts key, return key and calibration acknowledgement key, the square distribution of described button.
6. methane Carbon Monoxide Detection alarm as claimed in claim 1, is characterized by, charging assembly includes plug, cunning Bar and chute, described plug is connected with power supply and slide bar, described plug end corresponding power charge port.
7. methane Carbon Monoxide Detection alarm as claimed in claim 1, is characterized by, be sheathed with leather sheath outside described casing, Described leather sheath is provided with faciola.
CN201520777703.5U 2015-10-09 2015-10-09 Methane carbon monoxide detector alarm CN205607948U (en)

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Application Number Priority Date Filing Date Title
CN201520777703.5U CN205607948U (en) 2015-10-09 2015-10-09 Methane carbon monoxide detector alarm

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Application Number Priority Date Filing Date Title
CN201520777703.5U CN205607948U (en) 2015-10-09 2015-10-09 Methane carbon monoxide detector alarm

Publications (1)

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CN205607948U true CN205607948U (en) 2016-09-28

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108955767A (en) * 2018-07-09 2018-12-07 重庆电子工程职业学院 A kind of mine safety analyzer based on cloud computing safty architecture
CN109118724A (en) * 2018-10-16 2019-01-01 四川长虹电器股份有限公司 A kind of gas detector and its threshold value generation adjusting method of adjustable threshold
WO2020069633A1 (en) * 2018-10-02 2020-04-09 Honeywell International Inc. Gas detector calibration cap with an extended strip

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108955767A (en) * 2018-07-09 2018-12-07 重庆电子工程职业学院 A kind of mine safety analyzer based on cloud computing safty architecture
WO2020069633A1 (en) * 2018-10-02 2020-04-09 Honeywell International Inc. Gas detector calibration cap with an extended strip
CN109118724A (en) * 2018-10-16 2019-01-01 四川长虹电器股份有限公司 A kind of gas detector and its threshold value generation adjusting method of adjustable threshold

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