CN209231292U - One kind having the function of four-in-one gas detecting instrument - Google Patents
One kind having the function of four-in-one gas detecting instrument Download PDFInfo
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- CN209231292U CN209231292U CN201821819590.0U CN201821819590U CN209231292U CN 209231292 U CN209231292 U CN 209231292U CN 201821819590 U CN201821819590 U CN 201821819590U CN 209231292 U CN209231292 U CN 209231292U
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- circuit board
- pcb circuit
- antistatic abs
- antistatic
- plane shell
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Abstract
The utility model discloses one kind of gas detecting instrument technical field to have the function of four-in-one gas detecting instrument, including antistatic ABS plane shell, the top of the antistatic ABS plane shell is fixed with antistatic ABS calibration lid by the mutual cooperation of machine tooth screw and copper post, display card slot is offered at the top of the antistatic ABS plane shell, and show that the left side of antistatic ABS calibration lid is arranged in card slot, the inner cavity of the display card slot is equipped with transparent glasses lens, the utility model is relatively independent by the work being placed in the detection sensor of four kinds of different models between the inner cavity and four kinds of detection sensors of antistatic ABS plane shell, so as to simultaneously to four kinds of (oxygen, H2S, CO, fuel gas) gas detected respectively, is facilitated the detection of testing staff to operate and carry, is reduced the workload of testing staff, testing staff is improved to four kinds of (oxygen, H2S, CO, fuel gas) gas detection efficiency.
Description
Technical field
The utility model relates to gas detecting instrument technical fields, specially a kind of to have the function of four-in-one gas detecting instrument.
Background technique
Gas detecting instrument is a kind of instrument and meter tool of gas leakage Concentration Testing, including: Portable gas physical examination
Survey instrument, hand-held gas detecting instrument, stationary gas detector, online gas detecting instrument etc..Mainly utilize gas sensor
Gaseous species present in environment are detected, gas sensor is the sensor of the composition and content for detection gas, generally
Think, the definition of gas sensor is to detect target as basis of classification, that is to say, that it is all for detection gas composition and
The sensor of concentration is referred to gas sensor, regardless of it is to use physical method, still chemically.For example, detection gas
The sensor of flow is not counted as gas sensor, but thermal-conductivity type gas analyser but belongs to important gas sensor, to the greatest extent
It manages them and uses testing principle unanimous on the whole sometimes.
It is existing that gas detecting instrument is widely used in a variety of places such as petrochemical industry, coal, metallurgy, chemical industry, municipal combustion gas, environmental monitoring
Field detecting.Special occasions measurement needs may be implemented；Gas concentration detection can be carried out to tunnel, pipeline, tank body, confined space etc.
Or leak detection, existing gas detecting instrument majority can only carry out the detection of concentration for a kind of gas, and in reality detection
It needs simultaneously to detect multiple gases in the process, so that it is a variety of for gas with various just to need testing staff to carry
The gas detecting instrument of detection, it is relatively complicated and inconvenient to carry, it is based on this, the utility model devises a kind of with four-in-one
Function gas detecting instrument, to solve the above problems.
Utility model content
The purpose of this utility model is to provide one kind to have the function of four-in-one gas detecting instrument, to solve above-mentioned background skill
The existing gas detecting instrument majority proposed in art can only carry out the detection of concentration for a kind of gas, and in the mistake of reality detection
It needs simultaneously to detect multiple gases in journey, so that testing staff just be needed to carry a variety of inspections for gas with various
The gas detecting instrument of survey, relatively complicated and inconvenient to carry problem.
To achieve the above object, the utility model provides the following technical solutions: one kind having the function of four-in-one gas detection
Instrument, including antistatic ABS plane shell, the top of the antistatic ABS plane shell are fixed by the mutual cooperation of machine tooth screw and copper post
Have antistatic ABS calibration lid, display card slot offered at the top of the antistatic ABS plane shell, and show card slot setting prevent it is quiet
The inner cavity in the left side of electric ABS calibration lid, the display card slot is equipped with transparent glasses lens, and the bottom of the transparent glasses lens is provided with
Be separately filled with around between LCD display, the transparent glasses lens and LCD display and antistatic ABS plane shell light-transmitting plate and
Two groups of EVA pads, and two groups of EVA pads are symmetrical arranged about before and after light-transmitting plate, the inner cavity of the antistatic ABS plane shell is plugged with conduction
Rubber key, and conductive rubber key runs through antistatic ABS plane shell, the conductive rubber key setting calibrates Gai Yuxian in antistatic ABS
Show between card slot, four groups of detection sensors, and four groups of detection sensings are evenly arranged on the right side of the inner cavity of the antistatic ABS plane shell
Dust-proof steel mesh is provided between device and antistatic ABS plane shell, the bottom of the LCD display and conductive rubber key is provided with MCU
Identifying processing PCB circuit board, the bottom of detection sensor described in four groups are provided with amplification PCB circuit board, the antistatic ABS plane
The bottom of shell is fixed with antistatic ABS bottom case by machine tooth screw, between the antistatic ABS bottom case and antistatic ABS plane shell
It is connected with outer cushion rubber and rubber stopper, and outer cushion rubber is connected by rubber stopper, passed through in the bottom axis of the antistatic ABS bottom case
Machine tooth screw is respectively fixed with metal back buckle and nameplate, and the left side of nameplate is arranged in metal back buckle.
Preferably, it is symmetrically arranged with detection pipe before and after the outer wall of the antistatic ABS calibration lid, and detection pipe is quiet through preventing
Electric ABS plane shell is contacted with detection sensor.
Preferably, detection sensor described in four groups is respectively S+4OX 0-25%DD oxygen sensor, GS+4H2S 0-
500PPM DD H2Sensor, MJC4/2.8J 20X15 is flammable gas sensor and GS+4COSLI-M 0-1000PPM DD CO
Sensor.
Preferably, the MCU identifying processing PCB circuit board is WT8800-1 A1 green FR4 1.6mm MCU identifying processing
PCB circuit board, and pressure touch of key-press corresponding with conductive rubber key is provided at the top of MCU identifying processing PCB circuit board, it is described
Amplifying PCB circuit board is that two-sided WT8811-2 A3 green 1.6mm FR4 amplifies PCB circuit board.
Preferably, the output end of the detection sensor and the input terminal of amplification PCB circuit board are electrically connected, the amplification
The output end of PCB circuit board and the input terminal of MCU identifying processing PCB circuit board are electrically connected, the MCU identifying processing PCB electricity
The output end and LCD display of road plate are electrically connected, and the MCU identifying processing PCB circuit board is by conducting wire and switchs and polymerize
It is electrically connected between object lithium battery.
Compared with prior art, the utility model has the beneficial effects that the utility model is by by four kinds of different models
The work that detection sensor is placed between the inner cavity of antistatic ABS plane shell and four kinds of detection sensors is relatively independent, so as to
Simultaneously to four kinds of (oxygen, H2S, CO, fuel gas) gas detected respectively, and facilitate the detection of testing staff to operate and take
Band reduces the workload of testing staff, improves testing staff to four kinds of (oxygen, H2S, CO, fuel gas) gas detection effect
Rate.
Certainly, any product for implementing the utility model does not necessarily require achieving all the advantages described above at the same time.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the utility model embodiment, make required for being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention,
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Other attached drawings.
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model control circuit module figure；
Fig. 3 is the utility model assembling schematic diagram.
In attached drawing, parts list represented by the reference numerals are as follows:
1- antistatic ABS plane shell, 2- antistatic ABS calibration lid, 3- display card slot, 4- transparent glasses lens, 5-LCD display screen,
6- light-transmitting plate, 7-EVA pad, 8- conductive rubber key, 9- detection sensor, the dust-proof steel mesh of 10-, 11-MCU identifying processing PCB circuit
Plate, 12- amplify PCB circuit board, 13- poly-lithium battery, the outer cushion rubber of 14-, 15- rubber stopper, 16- antistatic ABS bottom case, 17-
Metal back buckle, 18- nameplate.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
All other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: one kind having the function of four-in-one gas detecting instrument,
Including antistatic ABS plane shell 1, the top of antistatic ABS plane shell 1 be fixed with by the mutual cooperation of machine tooth screw and copper post prevent it is quiet
Electric ABS calibrates lid 2, and the top of antistatic ABS plane shell 1 offers display card slot 3, and shows that card slot 3 is arranged in the school antistatic ABS
The inner cavity in the left side of quasi- lid 2, display card slot 3 is equipped with transparent glasses lens 4, reduces the damage of outer bound pair LCD display 5, transparent mirror
The bottom of piece 4 is divided around being provided between LCD display 5, transparent glasses lens 4 and LCD display 5 and antistatic ABS plane shell 1
Not Tian Chongyou light-transmitting plate 6 and two groups of EVA pads 7, and two groups of EVA pads 7 are symmetrical arranged about before and after light-transmitting plate 6, reduce extraneous dust
It enters between transparent glasses lens 4 and LCD display 5, the inner cavity of antistatic ABS plane shell 1 is plugged with conductive rubber key 8, and conductive
Rubber key 8 runs through antistatic ABS plane shell 1, and the setting of conductive rubber key 8 is calibrated between lid 2 and display card slot 3 in antistatic ABS, prevented
Four groups of detection sensors 9, and four groups of detection sensors 9 and antistatic ABS are evenly arranged on the right side of the inner cavity of electrostatic ABS plane shell 1
Be provided with dust-proof steel mesh 10 between face-piece 1, reduce the influence that extraneous dust detects detection sensor 9, LCD display 5 with lead
The bottom of electric rubber key 8 is provided with MCU identifying processing PCB circuit board 11, and the bottom of four groups of detection sensors 9 is provided with amplification
The bottom of PCB circuit board 12, antistatic ABS plane shell 1 is fixed with antistatic ABS bottom case 16, antistatic ABS by machine tooth screw
Outer cushion rubber 14 and rubber stopper 15 are connected between bottom case 16 and antistatic ABS plane shell 1, and outer cushion rubber 14 is connected by rubber stopper 15
It connects, metal back buckle 17 and nameplate 18, and metal is respectively fixed with by machine tooth screw in the bottom axis of antistatic ABS bottom case 16
The left side of nameplate 18 is arranged in back buckle 17, facilitates the carrying of operator and to the label of product and checks.
Wherein, the outer wall front and back that antistatic ABS calibrates lid 2 is symmetrically arranged with detection pipe, and detection pipe runs through antistatic ABS
Face-piece 1 is contacted with detection sensor 9, guarantees that ambient atmos can come into full contact with detection sensing 9, four groups of detection sensors 9 are divided
It Wei not S+4OX 0-25%DD oxygen sensor, GS+4H2S 0-500PPM DD H2Sensor, MJC4/2.8J 20X15 can
Gas security and GS+4COSLI-M 0-1000PPM DD CO sensor enable this product simultaneously to oxygen, H2S, flammable
Gas and CO are detected respectively, and the process detected is mutually indepedent, and MCU identifying processing PCB circuit board 11 is WT8800-1 A1
Green FR4 1.6mm MCU identifying processing PCB circuit board, and the top of MCU identifying processing PCB circuit board 11 is provided with and conduction
The corresponding pressure touch of key-press of rubber key 8, the convenient comparative analysis to detection data, and facilitate according to pressing conductive rubber key 8 come
Select detection sensor 9 to the model of gas detection, amplification PCB circuit board 12 is two-sided WT8811-2 A3 green 1.6mm FR4
Amplify PCB circuit board, conveniently will test the detection electric signal of sensor 9 and amplify, be conducive to MCU identifying processing PCB circuit board
11 comparative analysis, the output end of detection sensor 9 and the input terminal of amplification PCB circuit board 12 are electrically connected, and amplify PCB circuit
The output end of plate 12 and the input terminal of MCU identifying processing PCB circuit board 11 are electrically connected, MCU identifying processing PCB circuit board 11
Output end and LCD display screen 5 be electrically connected, MCU identifying processing PCB circuit board 11 passes through conducting wire and switch and polymer lithium
It is electrically connected between battery 13, facilitates operator respectively to four kinds of (oxygen, H2S, CO, fuel gas) carry out gas detection
Operation control.
One concrete application of the present embodiment are as follows: the utility model selects detection sensor 9 by pressing conductive rubber key 8
With amplification PCB circuit board 12 between electric connection, thus selection four kinds of detection sensors 9 in model pair detect gas with it
Body is corresponding, calibrates lid 2 by antistatic ABS ambient atmos are passed into 1 and be in contact with the detection sensor of selection 9,
The detection sensor 9 of selection is set to detect the gas concentration being passed through, the data of detection are by amplification PCB circuit board 12
Be passed to after amplification in MCU identifying processing PCB circuit board 11, by inside MCU identifying processing PCB circuit board 11 to incoming
Data compare and analyze, and the result of comparative analysis is transmitted on LCD display 5 and shows, due to four groups of detection sensors 9
Model it is different, and mutual working condition is mutually indepedent, to enable this product simultaneously to four kinds of (oxygen, H2S、
CO, fuel gas) gas is detected respectively, and this product structure is simple, is convenient for carrying.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one of the utility model
In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or
Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiment or examples
In can be combined in any suitable manner.
The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously
There is no the details that detailed descriptionthe is all, also not limiting the utility model is only the specific embodiment.Obviously, according to this theory
The content of bright book can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably
The principles of the present invention and practical application are explained, so that skilled artisan be enable to better understand and utilize this
Utility model.The utility model is limited only by the claims and their full scope and equivalents.
Claims (5)
1. one kind has the function of four-in-one gas detecting instrument, including antistatic ABS plane shell (1), it is characterised in that: the antistatic
The top of ABS plane shell (1) by the mutual cooperation of machine tooth screw and copper post be fixed with antistatic ABS calibration lid (2), it is described prevent it is quiet
Display card slot (3) is offered at the top of electric ABS plane shell (1), and shows that a left side for lid (2) is calibrated in card slot (3) setting in antistatic ABS
The inner cavity of side, display card slot (3) is equipped with transparent glasses lens (4), and the bottom of the transparent glasses lens (4) is provided with LCD and shows
Shield (5), between the transparent glasses lens (4) and LCD display (5) and antistatic ABS plane shell (1) around be separately filled with light transmission
Plate (6) and two groups of EVA pads (7), and two groups of EVA pads (7) are symmetrical arranged about before and after light-transmitting plate (6), the antistatic ABS plane shell
(1) inner cavity is plugged with conductive rubber key (8), and conductive rubber key (8) runs through antistatic ABS plane shell (1), the conductive rubber
Key (8) setting is calibrated between lid (2) and display card slot (3) in antistatic ABS, on the right side of the inner cavity of the antistatic ABS plane shell (1)
Four groups of detection sensors (9) are evenly arranged with, and are provided between four groups of detection sensors (9) and antistatic ABS plane shell (1) anti-
Dirt steel mesh (10), the LCD display (5) and the bottom of conductive rubber key (8) are provided with MCU identifying processing PCB circuit board
(11), the bottom of detection sensor described in four groups (9) is provided with amplification PCB circuit board (12), the antistatic ABS plane shell (1)
Bottom antistatic ABS bottom case (16) is fixed with by machine tooth screw, the antistatic ABS bottom case (16) and antistatic ABS plane
Be connected with outer cushion rubber (14) and rubber stopper (15) between shell (1), and outer cushion rubber (14) is connected by rubber stopper (15), it is described prevent it is quiet
Metal back buckle (17) and nameplate (18), and metal are respectively fixed with by machine tooth screw in the bottom axis of electric ABS bottom case (16)
Back buckle (17) is arranged in the left side of nameplate (18).
2. one kind according to claim 1 has the function of four-in-one gas detecting instrument, it is characterised in that: the antistatic
Detection pipe is symmetrically arranged with before and after the outer wall of ABS calibration lid (2), and detection pipe is sensed through antistatic ABS plane shell (1) and detection
Device (9) contact.
3. one kind according to claim 1 has the function of four-in-one gas detecting instrument, it is characterised in that: detected described in four groups
Sensor (9) is respectively S+4OX 0-25%DD oxygen sensor, GS+4H2S 0-500PPM DD H2Sensor, MJC4/
2.8J 20X15 is flammable gas sensor and GS+4COSLI-M 0-1000PPM DD CO sensor.
4. one kind according to claim 1 has the function of four-in-one gas detecting instrument, it is characterised in that: the MCU identification
Handling PCB circuit board (11) is WT8800-1 A1 green FR4 1.6mm MCU identifying processing PCB circuit board, and at MCU identification
Pressure touch of key-press corresponding with conductive rubber key (8), the amplification PCB circuit board are provided at the top of reason PCB circuit board (11)
(12) amplify PCB circuit board for two-sided WT8811-2A3 green 1.6mm FR4.
5. one kind according to claim 1 has the function of four-in-one gas detecting instrument, it is characterised in that: the detection sensing
The output end of device (9) and the input terminal of amplification PCB circuit board (12) are electrically connected, the output of amplification PCB circuit board (12)
End is electrically connected with the input terminal of MCU identifying processing PCB circuit board (11), the MCU identifying processing PCB circuit board (11) it is defeated
Outlet and LCD display (5) are electrically connected, and the MCU identifying processing PCB circuit board (11) passes through conducting wire and switch and polymer
Lithium battery is electrically connected between (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821819590.0U CN209231292U (en) | 2018-11-06 | 2018-11-06 | One kind having the function of four-in-one gas detecting instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821819590.0U CN209231292U (en) | 2018-11-06 | 2018-11-06 | One kind having the function of four-in-one gas detecting instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209231292U true CN209231292U (en) | 2019-08-09 |
Family
ID=67501942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821819590.0U Active CN209231292U (en) | 2018-11-06 | 2018-11-06 | One kind having the function of four-in-one gas detecting instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209231292U (en) |
-
2018
- 2018-11-06 CN CN201821819590.0U patent/CN209231292U/en active Active
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