CN202903766U - Intelligent type fixed gas detection instrument - Google Patents
Intelligent type fixed gas detection instrument Download PDFInfo
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- CN202903766U CN202903766U CN 201220548572 CN201220548572U CN202903766U CN 202903766 U CN202903766 U CN 202903766U CN 201220548572 CN201220548572 CN 201220548572 CN 201220548572 U CN201220548572 U CN 201220548572U CN 202903766 U CN202903766 U CN 202903766U
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Abstract
The utility model discloses an intelligent type fixed gas detection instrument. The intelligent type fixed gas detection instrument comprises a central processing unit, a sensing device, an alarm device, an input device, an output device and a storage device, wherein the sensing device, the alarm device, the input device and the output device are respectively connected with the central processing unit in a communication manner, the input device comprises a key for manual operation and a remote control receiving module for receiving a long-distance infrared remote control signal, and the key and the remote control receiving module are respectively connected with the control end of the central processing unit in the communication manner. The intelligent type fixed type gas detection instrument provided by the utility model has the technical effects that part of a sensor is converted into a digital signal through a MCU (microprogrammed control unit); and the sensor is communicated with a transducer through a digital signal, which is free from the external interference; a menu and a parameter are set through an infrared remote control (the remote control distance is at least 8-12 meters), and can also be set by a remote software; and the measured value and alarm limit value are stored on an outer FLASH chip in real time so as to be convenient to inquiry data in later day.
Description
Technical field
The utility model relates to a kind of intelligent stationary gas detector.
Background technology
Gas detecting instrument interference can occur detecting greatly at present, emat sensor inconvenience, and not environmental protection of the wasting of resources operates uneasy congruent problem, and these problems mainly are that the following aspects causes:
A. gas sensor signal is simulating signal, thereby is subjected to external interference very large.
B. existing fixed detector adopts manual button operation, thereby causes under the dangerous situation in sight operation inconvenience or operating personnel's personal safety is constituted a threat to.
E. the alarm settings kind is incomplete, thereby is difficult to reflect current gas hazardous environment.
D. there is not the data storage to be unfavorable for later stage historical query record.
E. measuring unit is single, can not change flexibly.
Summary of the invention
In order to solve the technical matters of existing gas detecting instrument, the utility model provides a kind of precision high, disturb little, easy to operate, intelligent stationary gas detector cheaply.
In order to realize above-mentioned technical purpose, the technical solution of the utility model is, a kind of intelligent stationary gas detector, comprise central processing unit, sensing device, warning device, input media, output unit and memory storage, described sensing device, warning device, input media and output unit communicate to connect with central processing unit respectively, described input media comprises the remote control reception module for manually operated button and receiving remote infrared remote-controlled signal, and described button and remote control reception module communicate to connect respectively the control end of central processing unit.
Described a kind of intelligent stationary gas detector, described sensing device comprises sensor probe, is used for level shifting circuit and the serial communication modular of conversion sensor output signal level, described sensor probe, level shifting circuit and serial communication modular are connected successively, serial communication modular communication connection central processing unit.
Described a kind of intelligent stationary gas detector, described sensor probe comprises sensor, discharge circuit, analog to digital conversion circuit and MCU, described sensor, discharge circuit, analog to digital conversion circuit and MCU connect successively, and the output terminal of MCU connects central processing unit.
Described a kind of intelligent stationary gas detector, described warning device comprises acoustic-optic alarm and is used for controlling the relay controller of outside electric equipment, described acoustic-optic alarm comprises voice drive circuit, loudspeaker, LED driving circuit and light emitting diode, described voice drive circuit and loudspeaker series connection, voice drive circuit communicates to connect to central processing unit, described LED driving circuit and light emitting diode series connection, LED driving circuit communicates to connect to central processing unit, described relay controller comprises the relay buffer circuit, relay drive circuit and relay, described relay buffer circuit, relay drive circuit and relay are connected successively, the relay buffer circuit communicates to connect to central processing unit, and relay connects outside electric equipment to control outside electric equipment operation and to stop.
Described a kind of intelligent stationary gas detector, described output unit comprises display device and communicator, described display device comprises LCD driving circuit and LCD display, described LCD driving circuit and LCD display are connected successively, LCD driving circuit communication connection central processing unit, described communicator comprises Communication ray electric isolating circuit and 485 communication modules, described Communication ray electric isolating circuit and 485 communication modules are connected successively, Communication ray electric isolating circuit communication connection central processing unit.
Described a kind of intelligent stationary gas detector, described memory storage is high power capacity FLASH pin-saving chip, described high power capacity FLASH pin-saving chip and central processing unit communication connection.
Technique effect of the present utility model is, Sensor section converts digital signal to by MCU, with transmitter communication be digital signal, be not subject to external interference.Have 4-20MA analog signal output function, also acousto-optic warning function, LED display alarm function, the LCD screen display is shown warning function.Operation setting menu and parameter can be passed through Infrared remote controller (remote control distance is 8-12 rice at least), also can arrange by remote software.In real time measured value and alarming value are stored into outside FLASH chip, be convenient in the future data query.Use high-precision adc chip (24), make measured value can reach the 0.01PPM rank, precision is higher.By the flexible setting unit of host computer or telepilot, radix point is measured range, gas type.
The utility model is described in further detail below in conjunction with accompanying drawing.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of the utility model sensor probe.
Embodiment
Referring to Fig. 1, the utility model comprises central processing unit, sensing device, warning device, input media, output unit and memory storage, sensing device, warning device, input media and output unit communicate to connect with central processing unit respectively, input media comprises the remote control reception module for manually operated button and receiving remote infrared remote-controlled signal, and button and remote control reception module communicate to connect respectively the control end of central processing unit.
Sensing device comprises sensor probe, is used for level shifting circuit and the serial communication modular of conversion sensor output signal level, and sensor probe, level shifting circuit and serial communication modular are connected successively, serial communication modular communication connection central processing unit.
Warning device comprises acoustic-optic alarm and is used for controlling the relay controller of outside electric equipment, acoustic-optic alarm comprises voice drive circuit, loudspeaker, LED driving circuit and light emitting diode, voice drive circuit and loudspeaker series connection, voice drive circuit communicates to connect to central processing unit, LED driving circuit and light emitting diode series connection, LED driving circuit communicates to connect to central processing unit, relay controller comprises the relay buffer circuit, relay drive circuit and relay, the relay buffer circuit, relay drive circuit and relay are connected successively, the relay buffer circuit communicates to connect to central processing unit, relay connects outside electric equipment to control outside electric equipment operation and to stop, when detecting the hazardous gas excessive concentration, relay disconnecting external electric equipment is caused danger preventing.
Output unit comprises display device and communicator, display device comprises LCD driving circuit and LCD display, LCD driving circuit and LCD display are connected successively, LCD driving circuit communication connection central processing unit, communicator comprises Communication ray electric isolating circuit and 485 communication modules, Communication ray electric isolating circuit and 485 communication modules are connected successively, Communication ray electric isolating circuit communication connection central processing unit.
Memory storage is high power capacity FLASH pin-saving chip, high power capacity FLASH pin-saving chip and central processing unit communication connection.
Referring to Fig. 2, sensor probe comprises sensor, discharge circuit, analog to digital conversion circuit and MCU, and sensor, discharge circuit, analog to digital conversion circuit and MCU connect successively, and the output terminal of MCU connects central processing unit.By the MCU that adds, direct read sensor simulating signal, and become digital signal output by the MCU internal conversion.As long as so have upper computer software just can be directly and Sensor section by digital signal communication, can break away from equipment set and use separately.
Claims (6)
1. intelligent stationary gas detector, comprise central processing unit, sensing device, warning device, input media, output unit and memory storage, described sensing device, warning device, input media and output unit communicate to connect with central processing unit respectively, it is characterized in that, described input media comprises the remote control reception module for manually operated button and receiving remote infrared remote-controlled signal, and described button and remote control reception module communicate to connect respectively the control end of central processing unit.
2. a kind of intelligent stationary gas detector according to claim 1, it is characterized in that, described sensing device comprises sensor probe, is used for level shifting circuit and the serial communication modular of conversion sensor output signal level, described sensor probe, level shifting circuit and serial communication modular are connected successively, serial communication modular communication connection central processing unit.
3. a kind of intelligent stationary gas detector according to claim 2, it is characterized in that, described sensor probe comprises sensor, discharge circuit, analog to digital conversion circuit and MCU, described sensor, discharge circuit, analog to digital conversion circuit and MCU connect successively, and the output terminal of MCU connects central processing unit.
4. a kind of intelligent stationary gas detector according to claim 1, it is characterized in that, described warning device comprises acoustic-optic alarm and is used for controlling the relay controller of outside electric equipment, described acoustic-optic alarm comprises voice drive circuit, loudspeaker, LED driving circuit and light emitting diode, described voice drive circuit and loudspeaker series connection, voice drive circuit communicates to connect to central processing unit, described LED driving circuit and light emitting diode series connection, LED driving circuit communicates to connect to central processing unit, described relay controller comprises the relay buffer circuit, relay drive circuit and relay, described relay buffer circuit, relay drive circuit and relay are connected successively, the relay buffer circuit communicates to connect to central processing unit, and relay connects outside electric equipment to control outside electric equipment operation and to stop.
5. a kind of intelligent stationary gas detector according to claim 1, it is characterized in that, described output unit comprises display device and communicator, described display device comprises LCD driving circuit and LCD display, described LCD driving circuit and LCD display are connected successively, LCD driving circuit communication connection central processing unit, described communicator comprises Communication ray electric isolating circuit and 485 communication modules, described Communication ray electric isolating circuit and 485 communication modules are connected successively, Communication ray electric isolating circuit communication connection central processing unit.
6. a kind of intelligent stationary gas detector according to claim 1 is characterized in that, described memory storage is high power capacity FLASH pin-saving chip, described high power capacity FLASH pin-saving chip and central processing unit communication connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220548572 CN202903766U (en) | 2012-10-24 | 2012-10-24 | Intelligent type fixed gas detection instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220548572 CN202903766U (en) | 2012-10-24 | 2012-10-24 | Intelligent type fixed gas detection instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202903766U true CN202903766U (en) | 2013-04-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220548572 Expired - Lifetime CN202903766U (en) | 2012-10-24 | 2012-10-24 | Intelligent type fixed gas detection instrument |
Country Status (1)
| Country | Link |
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| CN (1) | CN202903766U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103913546A (en) * | 2014-04-02 | 2014-07-09 | 太仓华风环保科技有限公司 | High-precision probe |
| CN104459026A (en) * | 2014-04-02 | 2015-03-25 | 太仓华风环保科技有限公司 | Constant-temperature probe |
| CN105974054A (en) * | 2016-04-25 | 2016-09-28 | 济南本安科技发展有限公司 | Gas detection system and method |
-
2012
- 2012-10-24 CN CN 201220548572 patent/CN202903766U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103913546A (en) * | 2014-04-02 | 2014-07-09 | 太仓华风环保科技有限公司 | High-precision probe |
| CN104459026A (en) * | 2014-04-02 | 2015-03-25 | 太仓华风环保科技有限公司 | Constant-temperature probe |
| CN103913546B (en) * | 2014-04-02 | 2016-07-06 | 太仓华风环保科技有限公司 | A kind of high accuracy probe |
| CN104459026B (en) * | 2014-04-02 | 2016-07-06 | 太仓华风环保科技有限公司 | A kind of thermostat probe |
| CN105974054A (en) * | 2016-04-25 | 2016-09-28 | 济南本安科技发展有限公司 | Gas detection system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130424 |