CN206523463U - A kind of gas concentration detection apparatus - Google Patents
A kind of gas concentration detection apparatus Download PDFInfo
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- CN206523463U CN206523463U CN201621422931.1U CN201621422931U CN206523463U CN 206523463 U CN206523463 U CN 206523463U CN 201621422931 U CN201621422931 U CN 201621422931U CN 206523463 U CN206523463 U CN 206523463U
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Abstract
It is of the present utility model to provide a kind of gas concentration detection apparatus.The detection means body that the gas concentration detection apparatus includes at least one detection head, is connected with the detection head;The detection head includes being provided with sensor and Signal-regulated kinase in shell, the shell, and the gas receiving terminal of the sensor stretches out the shell;The detection means body includes signal conversion module, micro treatment module;Wherein, circuit is connected successively for the sensor, Signal-regulated kinase, signal conversion module, micro treatment module.Not only detectability is strong for gas concentration detection apparatus provided by the utility model, can timely it be pointed out after the completion of test, be conducive to improving the operating efficiency of detection person, and reasonable in design, detection head convenient disassembly, facilitates detection person to change the detection head of different model according to actual needs, and detects that gas species are more, application is big, suitable for popularization and application.
Description
Technical field
The utility model is related to gas detection technology, more particularly to a kind of gas concentration detection apparatus.
Background technology
Gas detecting instrument is a kind of instrument and meter instrument of gas concentration detection, can be divided into by the amount of gas of detection a variety of
Gas detecting instrument and pure gas detector, the signal of its gas sensor output is all analog signal, and described simulation
Signal is very faint, be all the current signal of na level, it is necessary to gas detecting instrument analog signal is amplified, analog-to-digital conversion
Afterwards, original analog quantity is become directly to be carried out processing survey data signal by microprocessor, microprocessor again changes data signal
It is counted as gas concentration value.And gas detecting instrument signal amplifier, microprocessor of existing in the market etc. is integrated in detection mostly
In instrument body, sensor and signal amplifier often occurs in different gas sensors impedance mismatch or amplification are changed
The excessive situation of multiple, causes tested gas concentration testing result inaccurate so that existing gas detecting instrument can only detect one
Kind or the gas of several fixations so that detection gas species are single, fixed, and application is small, and detectability is not strong, service life
It is short.
Therefore, it is necessary to provide a kind of detachable multiple gases detection means.
The content of the invention
For defect present in prior art, the purpose of this utility model is to provide a kind of gas concentration detection dress
Put, its reasonable in design, detection head convenient disassembly, detection gas species are more, application is big, detectability is strong, has tested
Cheng Houneng is timely pointed out, and is conducive to improving the operating efficiency of testing staff.
In order to achieve the above object, the concrete technical scheme that the utility model is used is as follows:
A kind of gas concentration detection apparatus, including at least one detection head, the detection means sheet that is connected with the detection head
Body;The detection head includes being provided with sensor and Signal-regulated kinase in shell, the shell, and the gas of the sensor is received
The shell is stretched out at end;The detection means body includes signal conversion module, micro treatment module;Wherein, the sensor, letter
Circuit is connected successively for number conditioning module, signal conversion module, micro treatment module.
Further, the sensor is used to export and the directly proportional electric signal of tested gas concentration;
The Signal-regulated kinase is used to be amplified the electric signal that sensor is exported;
The signal conversion module is used to the output signal of the Signal-regulated kinase being converted into data signal;
The micro treatment module is used for the data signal for receiving the signal conversion module output, and the numeral to receiving
Signal is analyzed, and obtains tested gas concentration testing result.
Further, the Signal-regulated kinase can be signal amplifier, and the signal conversion module can be AD converter;
The micro treatment module can be microprocessor.
In the embodiment of the utility model one, the gas receiving terminal of the sensor is provided with detachably to be connected with the shell
The sender unit cap connect.The sender unit cap is metallic netted structural.Its advantage is the gas of sensor can be received
End is wrapped up, for obstruct dust etc. may influence, obstruction sensor exotic, when gas concentration detection apparatus is idle
Play a protective role.
In the embodiment of the utility model one, the sensor of the detection head includes but is not limited to infrared sensor, urged
Change the one or more in combustion-type sensor, electrochemical transducer[sensor.
Further, in this embodiment, the sensor of the detection head is electrochemical transducer[sensor.Its advantage
It is to be chemically reacted by electrolyte with tested gas, plays the effect of the tested gas concentration testing result of measurement.The electricity
Chemical sensors include but is not limited to oxygen sensor, formaldehyde sensor, carbon dioxide sensor, hydrogen sulfide sensor, two
Aoxidize the one or more in sulfer sensor, methane transducer, propane sensor.
In the embodiment of the utility model one, the Handheld Division of the detection head also pass structure including two ends insertion,
The Handheld Division is detachably connected with the shell.The Handheld Division is that the hollow pipe for having different tube diameters inserts the scalable of composition
The structure of formula, its advantage is to facilitate testing staff to need flexible different length according to scene.
In the embodiment of the utility model one, the detection means body also includes resistance measuring module, wherein, it is described
Circuit is connected successively for Signal-regulated kinase, resistance measuring module and micro treatment module;The resistance measuring module is used to obtain institute
The resistance value of Signal-regulated kinase is stated, and acquired resistance value is sent to the micro treatment module;
The micro treatment module prestores detection head sequence table, and at least one detection is prestored in the detection head sequence table
Header, the detection header may include sensor model number, the range of sensor, tested gaseous species, Signal-regulated kinase
Signal amplification factor, the one or more in the resistance value of Signal-regulated kinase;The micro treatment module is used to receive described
The resistance value for the Signal-regulated kinase that resistance measuring module is sent, and according to the resistance value received, read detection head sequence
The detection header matched in list with the resistance value received;Further to the data signal received and acquisition
Detection header is analyzed, and obtains tested gas concentration testing result.
It is understood that the test circuit of resistance measuring module of the present invention is just using those skilled in the art institute
Well known conventional circuit design scheme, for example, being used for the circuit for measuring resistance in universal meter.
In the embodiment of the utility model one, the detection means body also includes alarm module, the alarm module
It is connected with the micro treatment module, the micro treatment module is additionally operable to the pre- of the tested gas concentration testing result and gas
If warning concentration threshold value is compared, when the tested gas concentration testing result reaches warning concentration threshold value, generation alarm
Control instruction, and controlling alarm instruction is sent to the alarm module;The alarm module is used for what basis was received
Controlling alarm instruction sends alarm.
Further, in this embodiment, the alarm module is alarm lamp and/or buzzer and/or vibrating device.
In the embodiment of the utility model one, the detection means body also includes display module, the microprocessor mould
Block is additionally operable to send the tested gas concentration testing result to display module;The display module is used to show micro- place
Manage the tested gas concentration testing result that module is sent.
In the embodiment of the utility model one, the detection means body also includes what is be connected with the micro treatment module
Memory module, the micro treatment module is additionally operable to send the tested gas concentration testing result to the memory module;Institute
Stating memory module is used to store the tested gas concentration testing result that the micro treatment module is sent.
In the embodiment of the utility model one, the detection means body also includes locating module, the locating module
Current geographic position information for obtaining the gas concentration detection apparatus location.
Further, the locating module is connected with the micro treatment module, and the locating module is additionally operable to work as described
Preceding geographical location information is sent to the micro treatment module;
Then the micro treatment module be additionally operable to be by receive the current geographic position information and the micro treatment module
The temporal information of system clock is synchronized with described tested gas concentration testing result to be associated;And by the current geographic through association
Positional information, temporal information and tested gas concentration testing result are sent to the memory module.
Further, in this embodiment, the locating module includes but is not limited to d GPS locating module, wifi positioning
At least one of module, RFID locating modules.
In the embodiment of the utility model one, the detection means body also includes communication module, the communication module
For being connected with exterior terminal;The micro treatment module be additionally operable to by the current geographic position information through association, temporal information and
Tested gas concentration testing result is sent to the communication module;
The communication module is used for the current geographic position information through association received, temporal information and tested gas
Concentration Testing result is sent to terminal.
Further, in this embodiment, one kind that the terminal includes but is not limited in smart mobile phone, tablet personal computer
Or it is several.
Further, in this embodiment, the communication module is wireless communication module, the wireless communication module bag
Include but be not limited to bluetooth module, the one or more in WiFi module or GPRS module.
The beneficial effects of the utility model are as follows:
Not only detectability is strong for gas concentration detection apparatus provided by the utility model, can timely enter after the completion of test
Row prompting, is conducive to improving the operating efficiency of testing staff;And reasonable in design, detection head convenient disassembly, convenient detection
Personnel change the detection head of different model according to actual needs, and detect that gas species are more, and application is big, should suitable for promoting
With.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation for the gas concentration detection apparatus 01 that the utility model embodiment is provided;
Fig. 2 is the structural representation for the detection means body 2 that the utility model embodiment is provided.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The other embodiment obtained, belongs to the scope of the utility model protection.
As shown in Fig. 1~2, the gas concentration detection apparatus 01 that the utility model embodiment is provided, including at least one
Detection head 1, the detection means body 2 being connected with the detection head 1;The detection head 1 includes setting in shell 11, the shell 11
There are sensor 12 and Signal-regulated kinase 13, the gas receiving terminal of the sensor 12 stretches out the shell 11;The detection dress
Putting body 2 includes signal conversion module 21, micro treatment module 22;Wherein,
Circuit is connected successively for the sensor 12, Signal-regulated kinase 13, signal conversion module 21, micro treatment module 22.
Specifically, the sensor 12 is used to export and the directly proportional electric signal of tested gas concentration;
The Signal-regulated kinase 13 is used to be amplified the electric signal that sensor 12 is exported;
The signal conversion module 21 is used to the output signal of the Signal-regulated kinase 13 being converted into data signal;
The micro treatment module 22 is used to receiving the data signal that the signal conversion module 21 is exported, and to receiving
Data signal is analyzed, and obtains tested gas concentration testing result.
In a specific embodiment of the invention, Signal-regulated kinase 13 of the present invention can be signal amplifier, the letter
Number modular converter 21 can be AD converter;The micro treatment module 22 can be microprocessor.
In the specific embodiment of the utility model one, the gas receiving terminal of the sensor 12 is provided with can with the shell 11
Dismantle the sender unit cap (being not drawn into Fig. 1) of connection.The sender unit cap is metallic netted structural.Its advantage is, energy
It is enough that the gas receiving terminal of sensor 12 is wrapped up, for obstruct dust etc. may influence, obstruction sensor 11 exotic,
Played a protective role when gas concentration detection apparatus 01 leaves unused.
In the specific embodiment of the utility model one, the sensor 12 of the detection head 1 includes but is not limited to infrared sensing
One or more in device, catalytic combustion type sensor, electrochemical transducer[sensor.
Further, in this specific embodiment, the sensor 12 of the detection head 1 is electrochemical transducer[sensor.It has
Beneficial effect is to be chemically reacted by electrolyte with tested gas, plays the effect of the tested gas concentration testing result of measurement.
The electrochemical transducer[sensor includes but is not limited to oxygen sensor, formaldehyde sensor, carbon dioxide sensor, hydrogen sulfide sensing
One or more in device, SO 2 sensor, methane transducer, propane sensor.
In the specific embodiment of the utility model one, the detection head 1 also includes the hand-held of the pass structure of two ends insertion
Portion 14, the Handheld Division 14 is detachably connected with the shell 11.The Handheld Division 14 is that the hollow pipe for having different tube diameters is inserted
The structure of the extension type of composition.Its advantage is to facilitate testing staff to need flexible different length according to scene.
In the specific embodiment of the utility model one, the detection means body 2 also includes resistance measuring module 23, its
In, circuit is connected successively for the Signal-regulated kinase 13, resistance measuring module 23 and micro treatment module 22;The resistance measurement mould
Block 23 is used for the resistance value for obtaining the Signal-regulated kinase 13, and acquired resistance value is sent to the micro treatment module
22;
The micro treatment module 22 prestores detection head sequence table, and at least one inspection is prestored in the detection head sequence table
Gauge head information, the detection header may include sensor model number, the range of sensor, tested gaseous species, signal condition mould
One or more in the signal amplification factor of block, the resistance value of Signal-regulated kinase;The micro treatment module 22 is used to receive
The resistance value for the Signal-regulated kinase 13 that the resistance measuring module 23 is sent, and according to the resistance value received, read
The detection header matched in detection head sequence table with the resistance value received;The further data signal to receiving
Analyzed with the detection header of acquisition, obtain tested gas concentration testing result.
It is understood that the test circuit of resistance measuring module 23 of the present invention just uses those skilled in the art
Known conventional circuit design scheme, for example, being used for the circuit for measuring resistance in universal meter.
In the specific embodiment of the utility model one, the detection means body 2 also includes alarm module 24, the alarm
Module 24 is connected with the micro treatment module 22;The micro treatment module 22 is pre- by tested gas concentration testing result and gas
If warning concentration threshold value is compared, when tested gas concentration testing result reaches warning concentration threshold value, controlling alarm is generated
Instruction, and controlling alarm instruction is sent to the alarm module 24;The alarm module 24 is used for what basis was received
Controlling alarm instruction sends alarm.
Further, in this specific embodiment, the alarm module 24 is alarm lamp and/or buzzer and/or vibration
Device.
In the specific embodiment of the utility model one, the detection means body 2 also includes connecting with the micro treatment module
The display module 25 connect, the micro treatment module 22 is additionally operable to send the tested gas concentration testing result to display module
25;The display module 25 is used for the tested gas concentration testing result for showing that the micro treatment module 22 is sent.
In the specific embodiment of the utility model one, the detection means body 2 also includes connecting with the micro treatment module
The memory module 26 connect, the micro treatment module 22 is additionally operable to send the tested gas concentration testing result to the storage
Module 26;The memory module 26 is used to store the tested gas concentration testing result that the micro treatment module 22 is sent.
In the specific embodiment of the utility model one, the detection means body 2 also includes locating module 27, the positioning
Module 27 is used for the current geographic position information for obtaining the gas concentration detection apparatus 01.
Further, in this embodiment, the locating module 27 is connected with the micro treatment module 22, the positioning
Module 27 is additionally operable to send the current geographic position information to the micro treatment module 22;
Then the micro treatment module 22 is additionally operable to that the current geographic position information and the micro treatment module will be received
The temporal information of system clock is synchronized with described tested gas concentration testing result and associated;The micro treatment module 22 is also
For the current geographic position information through association, temporal information and tested gas concentration testing result to be sent to the storage mould
Block 26.
Further, in this specific embodiment, the locating module 27 includes but is not limited to d GPS locating module, wifi
At least one of locating module, RFID locating modules.
In the specific embodiment of the utility model one, the detection means body 2 also includes communication module 28, the communication
Module 28 is used to be connected with terminal;The micro treatment module 22 is additionally operable to the current geographic position information through association, time letter
Breath and tested gas concentration testing result are sent to the communication module 28;
The communication module 28 is used for the current geographic position information through association received, temporal information and tested gas
Bulk concentration testing result is sent to terminal.
Further, in this specific embodiment, the communication module 28 is wireless communication module, the radio communication mold
The one or more that block includes but is not limited in bluetooth module, WiFi module or GPRS module.
The one or more that the terminal includes but is not limited in smart mobile phone, tablet personal computer.Its advantage is, convenient
Testing staff obtains gas by terminal remote and detects data.
In the concrete application scene of the utility model one, gas sensor is detected with fixed frequency to gas, and by its
The concentration value detected changes into electric signal, passes sequentially through signal amplifier, AD converter and entered amplification, modulus turn to electric signal
After changing, the data signal for becoming directly be handled by microprocessor by original analog quantity, meanwhile, resistance measuring module
23 also can detect the resistance value of Signal-regulated kinases 21, microprocessor obtained according to the resistance value that measures be tested gaseous species,
The data signal of input is converted into gas concentration value by the information such as signal amplification factor, microprocessor according to the information, and will be by
Gas concentration testing result is surveyed intuitively to show on display module 25.Microprocessor prestores the report of at least one gas
Alert threshold value, when tested gas concentration testing result reaches alarm threshold value, control alarm module sends alarm;So as to ensure that
User still can be clearly reminded in the environment such as dark, noisy.The utility model is by sensor 12 and signal amplifier collection
Into detection head, both facilitate user to disassemble and change the detection head damaged, and be also convenient for user according to actual needs, and select different type
The detection head of different model, wide using scope, testing cost is low;In addition, gas concentration detection apparatus 01 can also automatic identification inspection
Gauge head information, the information of each detection head is remembered without user.
Using it is above-mentioned according to desirable embodiment of the present utility model as enlightenment, pass through above-mentioned description, art technology
Personnel can carry out various changes and amendments in the range of without departing from the utility model technological thought completely.This practicality
New technical scope is not limited to the content on specification, it is necessary to its technology is determined according to Claims scope
Property scope.
Claims (10)
1. a kind of gas concentration detection apparatus, it is characterised in that the inspection being connected including at least one detection head, with the detection head
Survey device body;The detection head includes being provided with sensor and Signal-regulated kinase in shell, the shell, the sensor
Gas receiving terminal stretches out the shell;The detection means body includes signal conversion module, micro treatment module;Wherein, it is described
Circuit is connected successively for sensor, Signal-regulated kinase, signal conversion module, micro treatment module.
2. gas concentration detection apparatus as claimed in claim 1, it is characterised in that the sensor is used to export and tested gas
The directly proportional electric signal of bulk concentration;
The Signal-regulated kinase is used to be amplified the electric signal that sensor is exported;
The signal conversion module is used for the output signal of the Signal-regulated kinase is converted into data signal;
The micro treatment module is used for the data signal for receiving the signal conversion module output, and the data signal to receiving
Analyzed, obtain tested gas concentration testing result.
3. gas concentration detection apparatus as claimed in claim 2, it is characterised in that the detection means body also includes alarm
Module, the alarm module is connected with the micro treatment module, and the micro treatment module is additionally operable to described tested gas is dense
Degree testing result and the preset alarm concentration threshold of gas are compared, when described tested gas concentration testing result reaches report
During alert concentration threshold, generation controlling alarm instruction, and controlling alarm instruction is sent to the alarm module;The alarm
Module is used to send alarm according to the controlling alarm instruction received.
4. gas concentration detection apparatus as claimed in claim 2, it is characterised in that the detection means body also includes and institute
The display module of micro treatment module connection is stated, the micro treatment module is additionally operable to send the tested gas concentration testing result
To the display module;The display module is used for the tested gas concentration testing result for showing that the micro treatment module is sent.
5. gas concentration detection apparatus as claimed in claim 2, it is characterised in that the detection means body also includes and institute
The memory module of micro treatment module connection is stated, the micro treatment module is additionally operable to send the tested gas concentration testing result
To the memory module;The memory module is used to store the tested gas concentration testing result that the micro treatment module is sent.
6. gas concentration detection apparatus as claimed in claim 1, it is characterised in that the gas receiving terminal of the sensor is provided with
The sender unit cap being detachably connected with the shell.
7. gas concentration detection apparatus as claimed in claim 1, it is characterised in that the sensor of the detection head includes infrared
One or more in sensor, catalytic combustion type sensor, electrochemical transducer[sensor.
8. gas concentration detection apparatus as claimed in claim 1, it is characterised in that the detection head also includes two ends insertion
The Handheld Division of pass structure, the Handheld Division is detachably connected with the shell.
9. gas concentration detection apparatus as claimed in claim 1, it is characterised in that the detection means body also includes positioning
Module, the locating module is used for the current geographic position information for obtaining the gas concentration detection apparatus location.
10. gas concentration detection apparatus as claimed in claim 1, it is characterised in that the detection means body also includes logical
Believe module, the communication module is connected with outside terminal.
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CN201621422931.1U CN206523463U (en) | 2016-12-22 | 2016-12-22 | A kind of gas concentration detection apparatus |
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CN201621422931.1U CN206523463U (en) | 2016-12-22 | 2016-12-22 | A kind of gas concentration detection apparatus |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN107764302A (en) * | 2017-11-29 | 2018-03-06 | 福建农林大学 | The protector for sensor and its application method of a kind of Telescopic detachable |
CN108956898A (en) * | 2018-08-30 | 2018-12-07 | 安徽星源环境科技有限公司 | A kind of gas-detecting device and system and gas detection method |
CN109655516A (en) * | 2018-12-31 | 2019-04-19 | 深圳硅基传感科技有限公司 | The test platform of electrochemical parameter |
CN113324586A (en) * | 2021-06-01 | 2021-08-31 | 惠州市新一代工业互联网创新研究院 | Sensitive article logistics distribution monitoring equipment based on Beidou + NB-IoT |
CN107764302B (en) * | 2017-11-29 | 2024-05-28 | 福建农林大学 | Telescopic detachable sensor protection device and use method thereof |
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2016
- 2016-12-22 CN CN201621422931.1U patent/CN206523463U/en active Active
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107764302A (en) * | 2017-11-29 | 2018-03-06 | 福建农林大学 | The protector for sensor and its application method of a kind of Telescopic detachable |
CN107764302B (en) * | 2017-11-29 | 2024-05-28 | 福建农林大学 | Telescopic detachable sensor protection device and use method thereof |
CN108956898A (en) * | 2018-08-30 | 2018-12-07 | 安徽星源环境科技有限公司 | A kind of gas-detecting device and system and gas detection method |
CN109655516A (en) * | 2018-12-31 | 2019-04-19 | 深圳硅基传感科技有限公司 | The test platform of electrochemical parameter |
CN109655516B (en) * | 2018-12-31 | 2020-04-10 | 深圳硅基传感科技有限公司 | Electrochemical parameter testing platform |
CN113324586A (en) * | 2021-06-01 | 2021-08-31 | 惠州市新一代工业互联网创新研究院 | Sensitive article logistics distribution monitoring equipment based on Beidou + NB-IoT |
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