CN205621264U - Utilize oxygen bias voltage environment gas sensor static test system of hand -held type bluetooth customer end control - Google Patents
Utilize oxygen bias voltage environment gas sensor static test system of hand -held type bluetooth customer end control Download PDFInfo
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- CN205621264U CN205621264U CN201620354063.1U CN201620354063U CN205621264U CN 205621264 U CN205621264 U CN 205621264U CN 201620354063 U CN201620354063 U CN 201620354063U CN 205621264 U CN205621264 U CN 205621264U
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Abstract
The utility model provides an utilize oxygen bias voltage environment gas sensor static test system of hand -held type bluetooth customer end control, belongs to gas sensor detection area for solve current oxygen bias voltage environment test system down, its data storage can not save in real time, and data display terminals generally is arranged in and tests site environment, probably causes the problem of harm to the operator, and the technical essential is: including air chamber, gas sensor array, temperature detection and control module, singlechip, storage module, bluetooth transmission module, system's display module, host computer and mobilephone terminal, storage module connects in the singlechip, and the storage module detection data that are used for saving gas sensor, singlechip connected system display module, the singlechip is connected with the host computer through the serial ports, and this singlechip pass through bluetooth transmission module with the terminal links to each other. The effect is: can the harm of site environment to the operator have been avoided so that the demonstration data still can be observed in the operator scene of keeping away from.
Description
Technical field
This utility model belongs to gas sensor detection field, relates to a kind of oxygen bias environment static distribution test system.
Background technology
Based on the VOC gas sensor released in the market, we mainly study its gas-sensitive property under aerobic environment and temperature characterisitic, its detection method is mainly carried out under aerobic environment, by in static distribution test system (aerobic), utilize single-chip microcomputer collection gas with various concentration and at a temperature of gas sensor air-sensitive response data, thus detect gas-sensitive property and the temperature characterisitic of gas sensor.But, this detection method can not meet the demand of current gas context of detection.Typically for the gas sensor released in the market, aerobic environment may show good gas-sensitive property and temperature characterisitic.Can work as and this gas sensor is used in some specific occasion, such as at the oxygen bias environment application occasion of the modern science and technology such as Aero-Space, chemical industry, production, medical treatment, just lose original gas-sensitive property and temperature characterisitic.Thus, the detection of gas sensor anaerobic is increasing for gas-sensitive property and the detection of temperature characterisitic.
For traditional gas sensor static test system, due to the comprehensive difference of test to sensor, function is the most complete, method of testing is improper, test data can not preserve in real time, inconvenient user is to reasons such as the inquiries of sensor historic data, make research worker or engineer that the research of subsequent sensor and gas sensitive is created the biggest bottleneck, and make the research of sensor go no further, and the real-time storage of sensing data and the data of multiple terminal are transmitted, storage and display, the infringement to operator directly observed under some harm environment can be avoided.
Utility model content
In order to solve the gas sensor test system under existing oxygen bias environment, its data storage can not real-time storage, and video data terminal is normally in test site environment, may problem hurtful to operator, this utility model provides a kind of oxygen utilizing hand-held bluetooth client to monitor bias environment gas sensor static test system, the real-time storage to data can be realized, and use multiple terminals, short range and long-range display, the data that can realize carrying out away from collection site show, it is to avoid operator is damaged by site environment.
To achieve these goals, this utility model uses following technical scheme: the bias environment gas sensor static state distribution of a kind of oxygen utilizing hand-held bluetooth client to monitor tests system, including air chamber, gas sensor array, temperature inspection and control module, single-chip microcomputer, memory module, Bluetooth communication modules, system display module, host computer and mobile phone terminal；Described air chamber is the sealed gas chamber of non-oxygen environment, gas sensor array is installed in air chamber, each gas sensor in described gas sensor array installs a heater strip additional, this heater strip electrically connects with adjustable stabilized voltage supply, described gas sensor array is connected to single-chip microcomputer, described temperature inspection and control module is connected to single-chip microcomputer, described memory module is connected to single-chip microcomputer, and memory module is for storing the detection data of gas sensor, described single-chip microcomputer connection system display module, single-chip microcomputer is connected with host computer by serial ports, and this single-chip microcomputer is connected with described mobile phone terminal by Bluetooth communication modules.
Further, described temperature inspection and control module, including thermorelay, it is connected to single-chip microcomputer, and described thermorelay is connected with closed environment heater, temperature detection sensor is connected to single-chip microcomputer, and is used for detecting described air chamber temperature.
Further, described closed environment heater, including adjustable stabilized voltage supply and the heater strip that is installed on described air chamber, adjustable stabilized voltage supply electrically connects with heater strip.
Further, described memory module is SD card data storage.
Further, described system display module is LCD display.
Further, described host computer is computer.
Described single-chip microcomputer is also attached to control button.
Beneficial effect: owing to this utility model is configured with described memory module, the real-time storage of complete paired data, and system is provided with system display module, host computer and mobile phone terminal, single-chip microcomputer make display module can to the in real time display of acquisition parameter and, single-chip microcomputer passes through bluetooth module communication by serial communication, single-chip microcomputer with mobile phone terminal with host computer, so that operator still can observe video data away from scene, it is to avoid the site environment infringement to operator.
Accompanying drawing explanation
Fig. 1 is structural schematic block diagram of the present utility model.
Detailed description of the invention
Embodiment 1: a kind of oxygen utilizing hand-held bluetooth client to monitor bias environment gas sensor static test system, including air chamber, gas sensor array, temperature inspection and control module, single-chip microcomputer, memory module, Bluetooth communication modules, system display module, host computer and mobile phone terminal.Described single-chip microcomputer is STM32F103ZET6 singlechip chip based on Cortex3 core A RMV7 framework, and described air chamber is the sealed gas chamber of oxygen bias environment, this oxygen bias environment, it is possible to use sealed gas chamber extraction is obtained by the vacuum pump of 0.2Pa.nullGas sensor array is installed in air chamber，Each gas sensor in described gas sensor array installs a heater strip additional，This heater strip electrically connects with adjustable stabilized voltage supply，Wherein，Adjustable stabilized voltage supply is by the temperature of the heater strip of each gas sensor in adjusting pressuring knob regulation gas sensor array，To realize detection to bias the environment therapeutic method to keep the adverse QI flowing downwards dependent sensor response characteristic to different temperatures at oxygen，Described gas sensor array is connected to single-chip microcomputer，Its response characteristic data are gathered by single-chip microcomputer，Described temperature inspection and control module is connected to single-chip microcomputer，Described memory module is connected to single-chip microcomputer，And memory module is for storing the detection data of gas sensor，Described single-chip microcomputer connection system display module，Single-chip microcomputer is connected with host computer by serial ports，And this single-chip microcomputer is connected with described mobile phone terminal by Bluetooth communication modules.Single-chip microcomputer, by gathering the air-sensitive individual features data of each gas sensor, through steps such as AD conversion, data operation process, by serial communication, sends data to host computer；Single-chip microcomputer transmits data by bluetooth remote, and at mobile phone A PP end by data with display, meanwhile, data are shown by single-chip microcomputer at system display module.
As a kind of embodiment, described temperature inspection and control module, including thermorelay, it is connected to single-chip microcomputer, and described thermorelay is connected with closed environment heater, to control startup and the stopping of closed environment heater, temperature detection sensor is connected to single-chip microcomputer, and is used for detecting described air chamber temperature.Described closed environment heater, including adjustable stabilized voltage supply and the heater strip that is installed on described air chamber, adjustable stabilized voltage supply electrically connects with heater strip.
As another kind of embodiment, described memory module is SD card data storage.Described system display module is LCD display.Described host computer is computer.Described single-chip microcomputer is also attached to control button.And, additionally, system also includes power supply module and controls button, power supply module realizes the power supply to system low-voltage power supply, controls button and mobile phone A PP realizes the complete control to whole system jointly.
Embodiment 2: there is technical scheme same as in Example 1, more specifically, a kind of oxygen utilizing hand-held bluetooth client to monitor bias environment gas sensor static test system, STM32F103ZET6 singlechip chip based on Cortex3 core A RMV7 framework, by some gas sensors and gas sensitive are carried out data acquisition under non-oxygen environment, it is then sent to mobile phone terminal.As it is shown in figure 1, main technical schemes from following some launch:
(1) slave computer core processor, using the STM32F103ZET6 chip module of 32, hardware resource is abundanter, process and the analysis ability good stability to data, first prestore in the internal memory of STM32 processor certain data base, it is possible to achieve the control equipment of semi-automatic state.
(2) real time data of SD card data storage preserves, and SD card data storage is based primarily upon the data storage module of STM32 processor, preserves the real time data produced during sensor research in real time.
(3) bluetooth remote data based on mobile phone A PP transmission, mobile phone A PP is based primarily upon the mobile phone terminal software of Java exploitation, carries out pairing by the bluetooth module based on CC2430 of the self-service exploitation of bluetooth and this project and is connected, it is achieved the remote transmission of data and control.
(4) temperature sensor mainly uses DS18B20, DS18B20 mainly to use the form of one-wire bus, the main temperature regime gathering gas sensor sensors sense environmental.
(5) gas sensor array, sensor array mainly uses multiple sensor ceramic base, is encapsulated on one piece of pcb board simultaneously, but realizes detecting multiple sensors simultaneously.
(6) vacuum air pump setting up employing 0.2Pa of oxygen bias environment, bleeds to the container that air-tightness is good, it is achieved the foundation of oxygen bias environment.
(7) LCD liquid crystal display, LCD liquid crystal display mainly uses 7 cun of LCD video datas and the running status etc. of one piece of tangible control, and the content that can be shown LCD liquid crystal display screen by STM32 is controlled.
The technique scheme of the present embodiment, can obtain following effect:
(1) the gas sensor test of sampling oxygen bias environment, has filled up the gaps in market to oxygen bias environmental sensor detection on market.
(2) transmission of bluetooth remote data and the data of sampling mobile phone A PP preserve, it is achieved that remote controllability to system, it is to avoid and distance contact toxic and harmful.
(3) LABVIEW host computer display interface, the data processed by slave computer, visual in image showing on host computer machine are used.
(4) the data storage of SD card data storage, the data storage module of this module and Bluetooth of mobile phone transmission complements each other so that the data retention of whole system is more powerful and perfect.
(5) 7 cun of LCD displays are used, the data of convenient display STM32 process and the running status of whole system.Have data stabilization, display is enriched, is extended out the advantage such as aboundresources, easy operation.
The above; it is only the invention preferably detailed description of the invention; but the protection domain of the invention is not limited thereto; any those familiar with the art is in the technical scope that the invention discloses; technical scheme according to the invention and inventive concept equivalent or change in addition thereof, all should contain within the protection domain of the invention.
Claims (7)
1. the oxygen bias environment gas sensor static test system that a kind utilizes hand-held bluetooth client to monitor, it is characterised in that: include air chamber, gas sensor array, temperature inspection and control module, single-chip microcomputer, memory module, Bluetooth communication modules, system display module, host computer and mobile phone terminal；Described air chamber is the sealed gas chamber of oxygen bias environment, gas sensor array is installed in air chamber, each gas sensor in described gas sensor array installs a heater strip additional, this heater strip electrically connects with adjustable stabilized voltage supply, described gas sensor array is connected to single-chip microcomputer, described temperature inspection and control module is connected to single-chip microcomputer, described memory module is connected to single-chip microcomputer, and memory module is for storing the detection data of gas sensor, described single-chip microcomputer connection system display module, single-chip microcomputer is connected with host computer by serial ports, and this single-chip microcomputer is connected with described mobile phone terminal by Bluetooth communication modules.
Utilize the oxygen bias environment gas sensor static test system that hand-held bluetooth client monitors the most as claimed in claim 1, it is characterized in that: described temperature inspection and control module, including thermorelay, it is connected to single-chip microcomputer, and described thermorelay is connected with closed environment heater, temperature detection sensor is connected to single-chip microcomputer, and is used for detecting described air chamber temperature.
Utilize the oxygen bias environment gas sensor static test system that hand-held bluetooth client monitors the most as claimed in claim 2, it is characterized in that: described closed environment heater, including adjustable stabilized voltage supply and the heater strip that is installed on described air chamber, adjustable stabilized voltage supply electrically connects with heater strip.
Utilize the oxygen bias environment gas sensor static test system that hand-held bluetooth client monitors the most as claimed in claim 1, it is characterised in that: described memory module is SD card data storage.
Utilize the oxygen bias environment gas sensor static test system that hand-held bluetooth client monitors the most as claimed in claim 1, it is characterised in that: described system display module is LCD display.
Utilize the oxygen bias environment gas sensor static test system that hand-held bluetooth client monitors the most as claimed in claim 1, it is characterised in that: described host computer is computer.
Utilize the oxygen bias environment gas sensor static test system that hand-held bluetooth client monitors the most as claimed in claim 1, it is characterised in that: described single-chip microcomputer is also attached to control button.
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| CN201620354063.1U CN205621264U (en) | 2016-04-25 | 2016-04-25 | Utilize oxygen bias voltage environment gas sensor static test system of hand -held type bluetooth customer end control |
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| CN201620354063.1U CN205621264U (en) | 2016-04-25 | 2016-04-25 | Utilize oxygen bias voltage environment gas sensor static test system of hand -held type bluetooth customer end control |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108766503A (en) * | 2018-06-05 | 2018-11-06 | 深圳市时创意电子有限公司 | A kind of test equipment for fixing SD card using vacuum cup |
| CN114755271A (en) * | 2022-04-15 | 2022-07-15 | 四川大学 | Electronic nose system for detecting multiple volatile organic compounds |
| CN115047044A (en) * | 2022-06-10 | 2022-09-13 | 湖北工业大学 | Electrolyte gas detection device and method of micro-fluidic gas sensor technology |
-
2016
- 2016-04-25 CN CN201620354063.1U patent/CN205621264U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108766503A (en) * | 2018-06-05 | 2018-11-06 | 深圳市时创意电子有限公司 | A kind of test equipment for fixing SD card using vacuum cup |
| CN114755271A (en) * | 2022-04-15 | 2022-07-15 | 四川大学 | Electronic nose system for detecting multiple volatile organic compounds |
| CN115047044A (en) * | 2022-06-10 | 2022-09-13 | 湖北工业大学 | Electrolyte gas detection device and method of micro-fluidic gas sensor technology |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161005 Termination date: 20170425 |
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| CF01 | Termination of patent right due to non-payment of annual fee |