CN208420843U - A kind of stationary gas detector having concentration display function - Google Patents
A kind of stationary gas detector having concentration display function Download PDFInfo
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- CN208420843U CN208420843U CN201820857594.1U CN201820857594U CN208420843U CN 208420843 U CN208420843 U CN 208420843U CN 201820857594 U CN201820857594 U CN 201820857594U CN 208420843 U CN208420843 U CN 208420843U
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- concentration
- making switch
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Abstract
The utility model discloses a kind of stationary gas detectors for having concentration display function, including shell, dial is installed in the front surface of the shell, display screen is installed below the dial, dial is installed on the stationary gas detector, the pointer on dial can change according to the concentration of detection and be rotated, when operator close to when, concentration can be judged by pointer position whether in safety or risk range, intuitive is stronger, and observing effect is more preferable；When pointer is biased to risk range scale simultaneously, the rotatable lamella of top can trigger contact-making switch, and leakage information is sent to remote port by wireless transmitter, it dispatches officers to repair gas pipeline in time, when pipeline maintenance is completed, when pointer turns to safe range from risk range, the rotatable lamella of top can trigger contact-making switch, and send safe signal by loudspeaker, move towards detector viewing concentration again without personnel, it is more convenient to use, and more humanized.
Description
Technical field
The utility model belongs to gas detecting instrument technical field, and in particular to a kind of to have the fixed of concentration display function
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, just solid
For fixed pattern gas detecting instrument, still there is a little shortcoming in use.
Current stationary gas detector is identical with most of detectors, and concentration values are shown on a display screen, still
It is checked since fixed detector needs operator's timing to go to, often for people when close to detector, the display of concentration is simultaneously
It is not intuitive, it cannot judge that concentration whether in safety or risk range, causes observing effect poor well；And general gas
Sensor can have accordingly the shelf-life according to its testing principle difference, be arranged and reaching service life for a long time, if too late
Shi Genghuan will affect the sensitivity of detection, if gas leakage occurs, security risk, etc. problem can be caused to need us and solved
Certainly.
Utility model content
The purpose of this utility model is to provide a kind of stationary gas detectors for having concentration display function, to solve
Current stationary gas detector mentioned above in the background art is identical with most of detectors, and concentration values are in display screen
Upper display, but checked since fixed detector needs operator's timing to go to, often people are dense when close to detector
The display of degree is not intuitive, cannot judge that concentration whether in safety or risk range, causes observing effect poor well；And
General gas sensor can have accordingly the shelf-life according to its testing principle difference, be arranged for a long time and reaching using the longevity
Life, if replacing not in time, will affect the sensitivity of detection, if gas leakage occurs, can cause security risk, etc. problem also
It is solved the problems, such as to us.
To achieve the above object, the utility model provides the following technical solutions: a kind of fixation having concentration display function
Formula gas detecting instrument, including shell are equipped with dial in the front surface of the shell, are equipped with below the dial aobvious
Display screen is equipped with control switch below the display screen, warning light, and shell is mounted in the left and right sides of the shell
The center position of the upper surface of body is provided with jacking block, the jacking block and shell as integral type injection structure, and the inside of jacking block
Gas sensor is installed, top cover is provided with above the gas sensor, the top cover connects by the way that screw and jacking block are fixed
It connects, the shell is internally provided with controller, wireless transmitter is equipped with above the controller left end, and controller is right
Loudspeaker is installed above end, offers prompt hole at the shell and loudspeaker opposite position, the controller it is upper
Side is provided with timer, and the left end in front of controller is provided with AD converter, and the right end in front of the controller is provided with fortune
Device is calculated, and the lower end in front of controller is provided with memory, the left end of the housing bottom is equipped with USB jack, the alarm
Lamp, display screen, gas sensor, wireless transmitter, loudspeaker, timer, controller, AD converter, arithmetic unit, memory and
USB jack is electrically connected with control switch, and the control switch is electrically connected by power outlet and extraneous power supply, the shell
Interior bar is installed, the interior bar is fixedly connected with the casing by rivet, and housing is provided with below interior bar, described below body
The bottom of housing is welded with mounting base.
Preferably, it is provided with pointer in front of the dial, steering engine is installed, and pointer passes through below the pointer
Steering wheel is fixedly connected with steering engine, and the steering engine and controller are electrically connected.
Preferably, rotatable lamella is provided with above the enclosure interior, the rotatable lamella is connect with housing into rotation, and is rotated
The left end of piece is equipped with the first contact-making switch, and the right end of the rotatable lamella is equipped with the second contact-making switch, and first contact is opened
It closes and is electrically connected with wireless transmitter, second contact-making switch and loudspeaker are electrically connected.
Preferably, circular lamp is installed in front of the jacking block, third contact is installed below the gas sensor
Switch, the circular lamp and timer are electrically connected with third contact-making switch.
Preferably, the horizontal cross-section of the housing is ellipsoidal structure, and the inside of housing offers supported hole, the branch
There are five support hole opens up, and five supported holes are equidistantly vertically arranged on the side wall of housing, and the bottom of the interior bar is welded with
Support rod.
Compared with prior art, the utility model has the beneficial effects that being equipped with scale on the stationary gas detector
Disk, the pointer on dial can change according to the concentration of detection and be rotated, when operator close to when, pointer position can be passed through
Concentration is judged whether in safety or risk range, and intuitive is stronger, and observing effect is more preferable；Pointer is biased to risk range simultaneously
When scale, the rotatable lamella of top can trigger contact-making switch, and send leakage information to remote port by wireless transmitter, send in time
Member's maintenance gas pipeline, when pipeline maintenance is completed, when pointer turns to safe range from risk range, the rotatable lamella of top can be triggered
Contact-making switch, and safe signal is sent by loudspeaker, move towards detector viewing concentration again without personnel, use is more square
Just, and it is more humanized；And the bottom of installation gas sensor is provided with contact-making switch, the switch and timer and annular
Lamp connection triggers contact-making switch, and by timer timing after gas sensor setting, after the time for reaching service life,
Circular lamp flashes immediately, reminds operator's replacement, avoids the sensitivity for influencing to detect, if gas leakage occurs, can cause to pacify
Full hidden danger；And the interior bar of fixed test instrument can move up and down in housing, housing section is ellipse, is offered on side wall
" L " type supported hole of multiple height gears can move interior bar in housing inward turning, the support rod in interior bar is allowed to inject support
Kong Zhong, and be kept fixed, the height of adjustable detector, to adapt to the position for the gas pipeline installed, it is easier to detection
To gas leakage, while the regulative mode stability is stronger, avoids being easy to loosen using adjusting nut.
Detailed description of the invention
Fig. 1 is the utility model main view；
Fig. 2 is the schematic diagram of housing structure of the utility model；
Fig. 3 is the top view of the utility model；
Fig. 4 is the jacket structure schematic diagram of the utility model；
Fig. 5 is the interior bar entity effect picture of the utility model；
Fig. 6 is the housing local side figure of the utility model；
Fig. 7 is the gas detection alarm program block diagram of the utility model.
In figure: 1- shell, 2- dial, 3- warning light, 4- display screen, 5- control switch, 6- jacking block, 7- circular lamp, 8-
Interior bar, 9- support rod, 10- supported hole, 11- housing, 12- mounting base, 13- controller, 14- memory, 15- arithmetic unit, 16-AD
Converter, the first contact-making switch of 17-, 18- timer, 19- pointer, 20- steering engine, 21- wireless transmitter, 22- loudspeaker, 23-
Rotatable lamella, the second contact-making switch of 24-, 25- third contact-making switch, 26- gas sensor, 27- top cover, 28-USB socket.
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 making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-7 is please referred to, the utility model provides a kind of technical solution: a kind of fixed gas having concentration display function
Body detector, including shell 1 are equipped with dial 2 in the front surface of shell 1, and the lower section of dial 2 is equipped with display screen 4, show
The lower section of display screen 4 is equipped with control switch 5, and warning light 3, and the upper surface of shell 1 are mounted in the left and right sides of shell 1
Center position be provided with jacking block 6, jacking block 6 and shell 1 are integral type injection structure, and the inside of jacking block 6 is equipped with gas
Sensor 26, the top of gas sensor 26 are provided with top cover 27, and top cover 27 is fixedly connected by screw with jacking block 6, shell 1
It is internally provided with controller 13, wireless transmitter 21, and the top of 13 right end of controller are installed above 13 left end of controller
Loudspeaker 22 is installed, prompt hole is offered at shell 1 and 22 opposite position of loudspeaker, the top of controller 13 is provided with fixed
When device 18, and the left end in the front of controller 13 is provided with AD converter 16, and the right end in 13 front of controller is provided with arithmetic unit 15,
And the lower end in 13 front of controller is provided with memory 14, the left end of 1 bottom of shell is equipped with USB jack 28, and warning light 3 is shown
Display screen 4, gas sensor 26, wireless transmitter 21, loudspeaker 22, timer 18, controller 13, AD converter 16, arithmetic unit
15, memory 14 and USB jack 28 are electrically connected with control switch 5, and control switch 5 passes through power outlet and extraneous power supply electricity
Property connection, the lower section of shell 1 is equipped with interior bar 8, and interior bar 8 is fixedly connected by rivet with shell 1, and the lower section of interior bar 8 is arranged
There is housing 11, the bottom of housing 11 is welded with mounting base 12.
In the present embodiment, it is preferred that the front of dial 2 is provided with pointer 19, and the lower section of pointer 19 is equipped with steering engine 20,
And pointer 19 is fixedly connected by steering wheel with steering engine 20, steering engine 20 and the electric connection of controller 13, the inside of steering engine 20 by motor,
The analog electrical signal of concentration can be integrated into number in AD converter 16 by train of reduction gears and position detecting element composition, controller 13
It is worth angle signal, signal is fed back into steering engine 20, steering engine 20 drives train of reduction gears to rotate by internal motor, and makes pointer
19 reach designated position, and feed back to controller 13 by position detecting element, and the position of dial 2 can be located at by pointer 19
It sets to judge gas concentration whether in safe range or risk range, intuitive is stronger, and observing effect is more preferable.
In the present embodiment, it is preferred that the top inside shell 1 is provided with rotatable lamella 23, and rotatable lamella 23 and the rotation of shell 1 connect
It connecing, and the left end of rotatable lamella 23 is equipped with the first contact-making switch 17, the right end of rotatable lamella 23 is equipped with the second contact-making switch 24, the
One contact-making switch 17 is electrically connected with wireless transmitter 21, and the second contact-making switch 24 is electrically connected with loudspeaker 22, when gas is let out
When leakage, when pointer 19 is directed toward risk range, pointer 19 touches rotatable lamella 23, can give 23 1 rotatory forces of rotatable lamella, so that on
The rotatable lamella 23 of side rotates counterclockwise, and triggers the first contact-making switch 17, reveals so that wireless transmitter 21 is sent to remote port
Information dispatches officers to repair gas pipeline in time, when pipeline maintenance is completed, when pointer 19 turns to safe range from risk range, and pointer
19 touch rotatable lamella 23, so that the rotatable lamella 23 of top rotates clockwise, and trigger the second contact-making switch 24, and pass through loudspeaking
Device 22 sends safe signal, moves towards detector viewing concentration again without personnel, it is more convenient to use, and more human nature
Change.
In the present embodiment, it is preferred that the front of jacking block 6 is equipped with circular lamp 7, and the lower section of gas sensor 26 is equipped with
Three contact-making switches 25, circular lamp and timer 18 are electrically connected with third contact-making switch 25, when gas sensor 26 is mounted on
Inside jacking block 6, and by screw install upper top cover 27 make gas sensor 26 be in stationary state when, 26 meeting of gas sensor
It squeezes and triggers third contact-making switch 25, and start timer 18 and start timing, after reaching the time of service life, circular lamp
7 flash immediately, and operator is reminded to replace gas sensor 26 in time, avoid the sensitivity for influencing to detect, and let out if gas occurs
Leakage, can not carry out gas detection, significantly increase security risk.
In the present embodiment, it is preferred that the horizontal cross-section of housing 11 is ellipsoidal structure, and the inside of housing 11 offers branch
Hole 10 is supportted, there are five supported hole 10 opens up, and five supported holes 10 are equidistantly vertically arranged on the side wall of housing 11, interior bar 8
Bottom be welded with support rod 9, supported hole 10 is a kind of " L " type hole, and interior bar 8 can move up and down inside housing 11, by
It is less than the long axis of housing 11 in the length of support rod 9, and is slightly larger than the short axle of housing 11, so interior bar 8 can be in housing 11
Portion's rotation, and 9 turn of support rod and being inserted in supported hole 10 is kept fixed, due to offering multiple height shelves on housing 11
The supported hole 10 of position, the height of adjustable detector, come adapt to installation gas pipeline position, it is easier to detection to letting out
Gas leakage body, while the regulative mode stability is stronger, avoids being easy to loosen using adjusting nut.
In the present embodiment, it is preferred that arithmetic unit 15 is a kind of component for executing various arithmetic sum logical operations, can be with
Numerical signal is calculated, coordinate values signal, and the line chart by showing concentration variation on display screen 4 are converted into,
It is more clear and intuitive, and line chart is saved in memory 14, data are recalled by USB jack 28 for personnel.
In the present embodiment, it is preferred that AD converter 16 is a kind of electronic component by analog-signal transitions for digital signal.
In the present embodiment, it is preferred that gas sensor 26 is a kind of catalytic combustion type sensor, with fuel gas (H2,
O2, CO, CH4) it is catalyst, change the size of resistance by the change of temperature.
In the present embodiment, it is preferred that wireless transmitter 21 is mainly made of master control borad and radio-frequency module, can be with remote port
Communication is established, and transmits gas leakage information.
Working principle: when the utility model is used, user can make interior bar 8 in 11 inner rotation of housing, and will branch
9 turn of strut and being inserted in supported hole 10 is kept fixed, due to offering the supported hole 10 of multiple height gears on housing 11,
The height of adjustable detector, to adapt to the position for the gas pipeline installed, it is easier to which gas leakage, and gas are arrived in detection
Sensor 26 can detect the concentration of neighbouring gas, and show gas title and concentration on the display screen 4, and can pass through operation
Device 15 calculates numerical signal, is converted into coordinate values signal, and the broken line by showing concentration variation on display screen 4
Figure, it is more clear and intuitive, and line chart is saved in memory 14, data are recalled by USB jack 28 for personnel, together
When controller 13 analog electrical signal of concentration can be integrated into numerical value angle signal in AD converter 16, signal is fed back into steering engine
20, steering engine 20 drives train of reduction gears to rotate by internal motor, and makes pointer 19 reach designated position, and examine by position
Cell feeds back is surveyed to controller 13, the position of dial 2 can be located at by pointer 19 to judge gas concentration whether in safety
In range or risk range, intuitive is stronger, and observing effect is more preferable, when gas sensor 26 detects gas concentration mistake
Greatly, when judgement reaches leakage rated value, warning light 3 can not stop to flash, and pointer 19 can be directed toward risk range, and pointer 19, which touches, to be turned
Movable plate 23 can give 23 1 rotatory forces of rotatable lamella, so that the rotatable lamella 23 of top rotates counterclockwise, and trigger the first contact-making switch
17 so that wireless transmitter 21 to remote port send leakage information, dispatch officers to repair gas pipeline in time, when pipeline maintenance complete,
When pointer 19 turns to safe range from risk range, pointer 19 touches rotatable lamella 23, so that the rotatable lamella 23 of top is clockwise
Rotation, and the second contact-making switch 24 is triggered, and safe signal is sent by loudspeaker 22, move towards detector sight again without personnel
See concentration, it is more convenient to use, and more humanized, and the detector is making gas by screw installation upper top cover 27
When sensor 26 is in stationary state, gas sensor 26 can squeeze and trigger third contact-making switch 25, and start timer 18
Start timing, after reaching the time of service life, circular lamp 7 flashes immediately, and operator is reminded to replace gas sensing in time
Device 26 avoids the sensitivity for influencing to detect, if gas leakage occurs, can not carry out gas detection, significantly increase security risk,
Entire workflow terminates.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of stationary gas detector for having concentration display function, including shell (1), it is characterised in that: the shell
(1) it is equipped in front surface dial (2), is equipped with display screen (4) below the dial (2), the display screen (4)
Lower section be equipped with control switch (5), be mounted on warning light (3) in the left and right sides of the shell (1), and shell (1)
The center position of upper surface be provided with jacking block (6), the jacking block (6) and shell (1) are integral type injection structure, and jacking block
(6) inside is equipped with gas sensor (26), is provided with top cover (27), the top cover above the gas sensor (26)
(27) it is fixedly connected by screw with jacking block (6), the shell (1) is internally provided with controller (13), the controller
(13) it is equipped with above left end wireless transmitter (21), and loudspeaker (22), institute is installed above controller (13) right end
It states and offers prompt hole at shell (1) and loudspeaker (22) opposite position, be provided with timing above the controller (13)
Device (18), and the left end in front of controller (13) is provided with AD converter (16), the right end setting in front of the controller (13)
Have arithmetic unit (15), and the lower end in front of controller (13) is provided with memory (14), the left end installation of shell (1) bottom
Have USB jack (28), the warning light (3), display screen (4), gas sensor (26), wireless transmitter (21), loudspeaker
(22), timer (18), controller (13), AD converter (16), arithmetic unit (15), memory (14) and USB jack (28) are equal
It is electrically connected with control switch (5), the control switch (5) is electrically connected by power outlet and extraneous power supply, the shell
(1) it is equipped with below interior bar (8), the interior bar (8) is fixedly connected by rivet with shell (1), and is set below interior bar (8)
It is equipped with housing (11), the bottom of the housing (11) is welded with mounting base (12).
2. a kind of stationary gas detector for having concentration display function according to claim 1, it is characterised in that: institute
It states and is provided in front of dial (2) pointer (19), is equipped with steering engine (20) below the pointer (19), and pointer (19) is logical
It crosses steering wheel to be fixedly connected with steering engine (20), the steering engine (20) and controller (13) are electrically connected.
3. a kind of stationary gas detector for having concentration display function according to claim 1, it is characterised in that: institute
It states the internal top of shell (1) to be provided with rotatable lamella (23), the rotatable lamella (23) and shell (1) are rotatablely connected, and rotatable lamella
(23) left end is equipped with the first contact-making switch (17), and the right end of the rotatable lamella (23) is equipped with the second contact-making switch (24),
First contact-making switch (17) and wireless transmitter (21) are electrically connected, second contact-making switch (24) and loudspeaker (22)
It is electrically connected.
4. a kind of stationary gas detector for having concentration display function according to claim 1, it is characterised in that: institute
It states and is equipped in front of jacking block (6) circular lamp (7), third contact-making switch is installed below the gas sensor (26)
(25), the circular lamp and timer (18) are electrically connected with third contact-making switch (25).
5. a kind of stationary gas detector for having concentration display function according to claim 1, it is characterised in that: institute
The horizontal cross-section for stating housing (11) is ellipsoidal structure, and the inside of housing (11) offers supported hole (10), the supported hole
(10) there are five opening up, and five supported holes (10) are equidistantly vertically arranged on the side wall of housing (11), the interior bar (8)
Bottom is welded with support rod (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820857594.1U CN208420843U (en) | 2018-06-05 | 2018-06-05 | A kind of stationary gas detector having concentration display function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820857594.1U CN208420843U (en) | 2018-06-05 | 2018-06-05 | A kind of stationary gas detector having concentration display function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208420843U true CN208420843U (en) | 2019-01-22 |
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ID=65110338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820857594.1U Active CN208420843U (en) | 2018-06-05 | 2018-06-05 | A kind of stationary gas detector having concentration display function |
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| Country | Link |
|---|---|
| CN (1) | CN208420843U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110308146A (en) * | 2019-07-26 | 2019-10-08 | 广东中检检测技术有限公司 | A kind of wall-mounted indoor gas monitor and detection device |
-
2018
- 2018-06-05 CN CN201820857594.1U patent/CN208420843U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110308146A (en) * | 2019-07-26 | 2019-10-08 | 广东中检检测技术有限公司 | A kind of wall-mounted indoor gas monitor and detection device |
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