CN113325037A - Combustible gas detector convenient to adjust and method - Google Patents
Combustible gas detector convenient to adjust and method Download PDFInfo
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- CN113325037A CN113325037A CN202110779686.9A CN202110779686A CN113325037A CN 113325037 A CN113325037 A CN 113325037A CN 202110779686 A CN202110779686 A CN 202110779686A CN 113325037 A CN113325037 A CN 113325037A
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- 238000000034 method Methods 0.000 title claims abstract description 14
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 13
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910052802 copper Inorganic materials 0.000 claims abstract description 11
- 239000010949 copper Substances 0.000 claims abstract description 11
- 239000004065 semiconductor Substances 0.000 claims abstract description 9
- 238000009423 ventilation Methods 0.000 claims description 16
- 238000010411 cooking Methods 0.000 claims description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 4
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 238000001514 detection method Methods 0.000 abstract description 8
- 238000012423 maintenance Methods 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 36
- 229910052799 carbon Inorganic materials 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000000779 smoke Substances 0.000 description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 241000252254 Catostomidae Species 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
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- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
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- Fire Alarms (AREA)
Abstract
The invention discloses a combustible gas detector convenient to adjust, which comprises: the fixing support is provided with two clamping hooks, and a wire hole and a conductive terminal are arranged between the two clamping hooks; the main control base is provided with a main control panel, the front end face of the main control base is provided with a mounting groove, at least two conductive copper columns are arranged on the mounting groove, an electric connection port is arranged on the main control base, the back of the main control base is provided with a fixed sliding groove matched with the clamping hook, and the back of the main control base is provided with an electric connection sliding groove matched with the conductive terminal; the detector comprises a detector, wherein a connecting bulge is arranged on a main board of the detector, a plurality of semiconductor gas sensors are arranged on the main board, a transparent cover is arranged on the main board, and an activated carbon sheet is arranged on the inner side of the transparent cover; and a corresponding method of use. The detection efficiency and the accuracy of the detector are improved, and flexible arrangement and later-stage replacement and maintenance are facilitated.
Description
Technical Field
The invention relates to the technical field of gas detection equipment, in particular to a combustible gas detector convenient to adjust and a method.
Background
When combustible gas leaks in industrial environment and daily life environment (such as a kitchen using natural gas), and the combustible gas detector detects that the concentration of the combustible gas reaches an alarm value set by the detector, the combustible gas detector can send out sound and light alarm signals to remind people to evacuate, forcibly exhaust, shut down equipment and other safety measures, and the application scenes are various.
For the average consumer, the combustible gas detector is generally installed in the kitchen and is disposed near the gas range as needed. The existing detector is generally fixed on a wall or a ceramic tile by using bolts or suckers, and the replacement in the later period is very troublesome; the oil smoke in daily use is accumulated on the sensor or at the air inlet of the detector, so that the sensitivity of the detector is reduced for a long time; in a ventilation environment or a closed environment, the arrangement of the detector is not perfect, and the detector is often detected after the concentration of the combustible gas exceeds a trigger threshold value to a certain limit in practical use.
Accordingly, there is a need for a readily adjustable combustible gas detector and method that addresses one or more of the above problems.
Disclosure of Invention
To address one or more of the problems of the prior art, the present invention provides a combustible gas detector and method that is easily adjustable. The technical scheme adopted by the invention for solving the problems is as follows: a combustible gas detector for facilitating adjustment, comprising: the fixing support is provided with a screw hole, the fixing support is provided with two clamping hooks, a wire hole and a conductive terminal are arranged between the two clamping hooks, and the conductive terminal is matched with the wire hole;
the main control base is provided with a main control panel, the front end face of the main control base is provided with a mounting groove, the mounting groove is provided with at least two conductive copper columns, the conductive copper columns are electrically connected with the main control panel, the main control base is provided with an indicator lamp and a loudspeaker, the indicator lamp and the loudspeaker are electrically connected with the main control panel, the main control base is provided with an electric connection port, the electric connection port is electrically connected with the main control panel, the back face of the main control base is provided with a fixed chute matched with the clamping hook, the back face of the main control base is provided with an electric connection chute matched with the conductive terminal, and the electric connection chute is electrically connected with the main control panel;
the detector is characterized in that a connecting bulge is arranged on a main board of the detector, the main board is electrically connected with the conductive copper column, a plurality of semiconductor gas sensors are mounted on the main board, a transparent cover is mounted on the main board, the transparent cover is provided with a through hole matched with the connecting bulge, a plurality of ventilation grooves are formed in the transparent cover, and an activated carbon sheet is arranged on the inner side of the transparent cover;
and the fixing ring is in threaded connection with the connecting bulge and fixes the transparent cover on the connecting bulge.
Further, be provided with wireless communication module on the master control board, like bluetooth, wifi etc..
Further, the front end part of the clamping hook is provided with a magnet, and an iron sheet matched with the magnet is arranged in the fixed sliding chute.
Furthermore, a display screen is arranged on the main control base and is electrically connected with the main control panel; the main control base is provided with a key, and the key is electrically connected with the main control panel.
Furthermore, the number of the indicator lamps is at least three, and the indicator lamps are respectively a power indicator lamp, a fault indicator lamp and an alarm indicator lamp.
Furthermore, the semiconductor gas sensors are arranged in a circumferential array, and the connecting bulges are used as the circle centers.
And a method of using the above-described adjustable combustible gas detector, comprising: t1, the conductive terminal in each fixed support is connected with the household power grid through the pre-buried circuit, at least one fixed support is installed on the wall or ceiling facing the cooking bench, at least one fixed support is installed at the kitchen ventilation position;
t2, only one main control base is arranged, when the kitchen is in a closed state or a closed exhaust state, the main control base is arranged on a fixed support which is opposite to the wall surface or the ceiling of the cooking bench, and a detector is arranged on the main control base;
t3, only one main control base is arranged, when the kitchen is in an open ventilation state, the main control base is arranged on a fixed support at the ventilation position of the kitchen, and a detector is arranged on the main control base;
t4, when setting up a plurality of main control bases, all install the main control base on every fixed bolster, install the detector on every main control base.
Further, still include: t5, the trigger threshold of the detector is higher at T2 than at T3, and the trigger thresholds of the detectors are partially the same or different at T4.
Further, still include: and T6, before using the detector, performing self-check on the detector through the main control base.
The invention has the following beneficial values: according to the invention, the fixed support, the main control base, the detector and other components are connected together through a smart structure, so that the modular arrangement of the detector is realized, the main control base can be powered in an external wiring and in-wall wire embedding manner, the main control base can be conveniently installed and detached on the fixed support, the fixed support can be arranged at different positions according to conditions, and the adjustment is convenient and quick; meanwhile, the detector arranged on the main control base can be conveniently replaced when the detector fails, and control end components in the main control base are replaced together when the detector fails, so that the use cost and the maintenance cost are reduced; because the modularization sets up and sets up the active carbon piece in passing through the lid in the use, can effectively reduce the influence of oil smoke to detector life. The detectors are arranged by matching with a corresponding method, so that the detection efficiency and accuracy are improved, and meanwhile, when only one detector (low-cost mode) is arranged, the detection of the two modes is conveniently carried out by replacing the installation position of the main control base. The practical value of the invention is greatly improved.
Drawings
FIG. 1 is a perspective view of a readily adjustable combustible gas detector of the present invention;
FIG. 2 is an exploded view of a readily adjustable combustible gas detector of the present invention;
FIG. 3 is a front view of a combustible gas detector of the invention that is readily adjustable;
FIG. 4 is a cross-sectional view in the direction of A-A of an elevation view of a combustible gas detector of the invention which facilitates adjustment;
FIG. 5 is a schematic view of a mounting bracket for a combustible gas detector of the invention that is easily adjustable;
FIG. 6 is a schematic view of a master control base of a combustible gas detector of the invention that is easy to adjust;
FIG. 7 is an exploded view of a detector of a combustible gas detector of the invention which is readily adjustable;
FIG. 8 is a schematic block diagram of a method of the present invention for facilitating a tuned combustible gas detector.
[ reference numerals ]
101. fixed support
102. screw hole
103. line hole
110. trip
111. magnet
120. conductive terminal
201. master control base
202. mounting groove
203. conductive copper column
204. display screen
205. horn
206. key-press
207. indicator light
208. Electrical port
210. fixed chute
220. power connection chute
301. detector
302. mainboard
303. connecting projection
310. semiconductor gas sensor
320. perspective cover
321. through hole
330. fixed ring
340. active carbon tablet.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.
As shown in fig. 1 to 7, the present invention discloses a combustible gas detector convenient for adjustment, which includes: the fixing device comprises a fixing support 101, wherein a screw hole 102 is formed in the fixing support 101, two clamping hooks 110 are arranged on the fixing support 101, a wire hole 103 and a conductive terminal 120 are formed between the two clamping hooks 110, and the conductive terminal 120 is matched with the wire hole 103;
the main control base 201 is provided with a main control panel, the front end face of the main control base 201 is provided with a mounting groove 202, the mounting groove 202 is provided with at least two conductive copper columns 203, the conductive copper columns 203 are electrically connected with the main control panel, the main control base 201 is provided with an indicator lamp 207 and a loudspeaker 206, the indicator lamp 207 and the loudspeaker 206 are electrically connected with the main control panel, the main control base 201 is provided with an electric connection port 208, the electric connection port 208 is electrically connected with the main control panel, the back of the main control base 201 is provided with a fixed chute 210 matched with the clamping hook 110, the back of the main control base 201 is provided with an electric connection chute 220 matched with the conductive terminal 120, and the electric connection chute 220 is electrically connected with the main control panel;
the detector 301, a connecting protrusion 303 is arranged on a main board 302 of the detector 301, the main board 302 is electrically connected with the conductive copper column 203, a plurality of semiconductor gas sensors 310 are installed on the main board 302, a transparent cover 320 is installed on the main board 302, the transparent cover 320 is provided with a through hole 321 matched with the connecting protrusion 303, the transparent cover 320 is provided with a plurality of ventilation grooves, and an activated carbon sheet 340 is arranged on the inner side of the transparent cover 320;
and the fixing ring 330 is in threaded connection with the connecting bulge 303, and fixes the transparent cover 320 on the connecting bulge 303.
It should be noted that the main control board and the circuits on the main board 302 are conventional devices, and are not described herein in detail. The semiconductor gas sensor 310 is also a prior art device. The conductive terminal 120 is generally a metal contact type socket, a low-voltage power line buried in a wall is electrically connected with the conductive terminal 120 through the wire hole 103, the main control base 201 is electrically connected with the conductive terminal 120 through the power connection chute 220 to realize power supply to the main control base 201, and the power supply to the detector 301 is provided by the main control base 201; when no low voltage line in the wall is arranged, the main control base 201 can be connected with an external circuit through the power connection port 208, and a power supply is arranged in the main control base 201 or an external power supply is arranged.
It should be noted that the activated carbon sheet 340 is fixed in the transparent cover 320 by the fastening ring 330, or fastened in the transparent cover 320. A display screen 204 is arranged on the main control base 201, and the display screen 204 is electrically connected with the main control board; a key 206 is arranged on the main control base 201, and the key 206 is electrically connected with the main control panel; the indicator lights 207 are at least three, and are respectively a power indicator light, a fault indicator light and an alarm indicator light. The horn 205 and the indicator lamp 207 are used for audible and visual alarm and information prompt during use, such as: fault indication, detector not in place indication, etc. The display screen 204 is used for displaying operation information and detected gas concentration, and the trigger threshold and other parameters of the detector can be adjusted by matching with the key 206. Generally, the main control board is provided with a wireless communication module to realize multi-machine linkage and communication with an external computer.
Specifically, as shown in fig. 5, the front end of the hook 110 is provided with a magnet 111, and a fixed sliding chute 210 is provided with an iron sheet matched with the magnet 111, so that the main control base 201 is installed behind the fixed support 101, the hook 110 is bent under the action of the magnet 111, and further is limited, and compared with the conventional direct clamping type hook, the hook is lower in abrasion, and further is convenient for frequent disassembly and adjustment. As shown in fig. 7, the semiconductor gas sensors 310 are generally arranged in a circumferential array with the connecting bumps 303 as the center.
And a method of applying the above-described adjustable combustible gas detector, as shown in fig. 8, comprising: t1, the conductive terminal 120 in each fixed support 101 is electrically connected with the household power grid through a pre-buried line, at least one fixed support 101 is installed on the wall or the ceiling facing the cooking bench, and at least one fixed support 101 is installed at the ventilation position of the kitchen;
t2, only one main control base 201 is arranged, when the kitchen is in a closed state or a closed exhaust state, the main control base 201 is arranged on a fixed support 101 which is opposite to the wall surface or the ceiling of the cooking bench, and a detector 301 is arranged on the main control base 201;
t3, only one main control base 201 is arranged, when the kitchen is in an open ventilation state, the main control base 201 is arranged on a fixed support 101 at the ventilation position of the kitchen, and a detector 301 is arranged on the main control base 201;
t4, when a plurality of main control bases 201 are provided, each fixing support 101 is provided with a main control base 201, and each main control base 201 is provided with a detector 301;
t5, the trigger threshold of the detector 301 being higher at T2 than at T3, the trigger thresholds of the detector 301 being partially the same or different at T4;
t6, before using the detector 301, performing self-test on the detector 301 through the main control base 201.
It should be noted that, a plurality of the fixing brackets 101 are provided to facilitate the use of a single or a plurality of the main control bases 201, so that the arrangement is flexible and low-cost. The fixed support 101 is arranged on the wall surface or the ceiling opposite to the cooking bench, and the real-time detection is realized as the common detection; the device is arranged at a ventilation position of a kitchen, and aims to ensure that when the kitchen is in a ventilation state, but gas leakage occurs on a cooking bench, the leaked gas can be discharged towards the outer side or blown into a room by wind, and under the action of the wind, the concentration detected by a detector on the cooking bench does not necessarily reach a trigger threshold value, but the gas leakage does occur, so that a safety leak exists, the risk that the gas leakage cannot be detected can be reduced by properly adjusting the trigger threshold value downwards by the detector arranged at the ventilation position, and the detector with the trigger threshold value downwards adjusted is far away from the cooking bench, so that the gas leakage cannot be mistakenly reported when the cooking bench is normally used. In a similar way, a plurality of detectors are arranged and the triggering threshold value of the detector is adjusted according to the field environment and the air duct, so that the detection efficiency is improved.
Through fixed bolster 101 realizes the quick deployment of main control base 201, through main control base 201 realizes right detector 301's quick installation and dismantlement, and then nimble use, the later stage of being convenient for simultaneously is changed and is maintained.
In summary, the fixed support 101, the main control base 201, the detector 301 and other components are connected together through a smart structure, so that modular arrangement of the detector is realized, the main control base can be powered in an external wiring and in-wall buried wiring mode, the main control base can be conveniently mounted and dismounted on the fixed support, the fixed support can be arranged at different positions according to conditions, and the adjustment is convenient and fast; meanwhile, the detector arranged on the main control base can be conveniently replaced when the detector fails, and control end components in the main control base are replaced together when the detector fails, so that the use cost and the maintenance cost are reduced; because the modularization sets up and sets up the active carbon piece in passing through the lid in the use, can effectively reduce the influence of oil smoke to detector life. The detectors are arranged by matching with a corresponding method, so that the detection efficiency and accuracy are improved, and meanwhile, when only one detector (low-cost mode) is arranged, the detection of the two modes is conveniently carried out by replacing the installation position of the main control base. The practical value of the invention is greatly improved.
The above-described examples merely represent one or more embodiments of the present invention, which are described in greater detail and detail, but are not to be construed as limiting the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the spirit of the invention, which falls within the scope of the invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (9)
1. A combustible gas detector for facilitating adjustment, comprising: the fixing support is provided with a screw hole, the fixing support is provided with two clamping hooks, a wire hole and a conductive terminal are arranged between the two clamping hooks, and the conductive terminal is matched with the wire hole;
the main control base is provided with a main control panel, the front end face of the main control base is provided with a mounting groove, the mounting groove is provided with at least two conductive copper columns, the conductive copper columns are electrically connected with the main control panel, the main control base is provided with an indicator lamp and a loudspeaker, the indicator lamp and the loudspeaker are electrically connected with the main control panel, the main control base is provided with an electric connection port, the electric connection port is electrically connected with the main control panel, the back face of the main control base is provided with a fixed chute matched with the clamping hook, the back face of the main control base is provided with an electric connection chute matched with the conductive terminal, and the electric connection chute is electrically connected with the main control panel;
the detector is characterized in that a connecting bulge is arranged on a main board of the detector, the main board is electrically connected with the conductive copper column, a plurality of semiconductor gas sensors are mounted on the main board, a transparent cover is mounted on the main board, the transparent cover is provided with a through hole matched with the connecting bulge, a plurality of ventilation grooves are formed in the transparent cover, and an activated carbon sheet is arranged on the inner side of the transparent cover;
and the fixing ring is in threaded connection with the connecting bulge and fixes the transparent cover on the connecting bulge.
2. The combustible gas detector convenient to adjust of claim 1, wherein the main control board is provided with a wireless communication module.
3. The combustible gas detector convenient to adjust as claimed in claim 1, wherein the front end of the trip is provided with a magnet, and the fixed chute is provided with an iron sheet matched with the magnet.
4. The combustible gas detector convenient to adjust as claimed in claim 1, wherein a display screen is arranged on the main control base, and the display screen is electrically connected with the main control board; the main control base is provided with a key, and the key is electrically connected with the main control panel.
5. The combustible gas detector convenient for adjustment according to claim 1, characterized in that the indicator light is provided with at least three, namely a power indicator light, a fault indicator light and an alarm indicator light.
6. An adjustable combustible gas sensor according to claim 1 wherein the semiconductor gas sensors are arranged in a circumferential array with the attachment boss being centered.
7. A method of using the adjustable combustible gas detector of any one of claims 1-6,
t1, the conductive terminal in each fixed support is connected with the household power grid through the pre-buried circuit, at least one fixed support is installed on the wall or ceiling facing the cooking bench, at least one fixed support is installed at the kitchen ventilation position;
t2, only one main control base is arranged, when the kitchen is in a closed state or a closed exhaust state, the main control base is arranged on a fixed support which is opposite to the wall surface or the ceiling of the cooking bench, and a detector is arranged on the main control base;
t3, only one main control base is arranged, when the kitchen is in an open ventilation state, the main control base is arranged on a fixed support at the ventilation position of the kitchen, and a detector is arranged on the main control base;
t4, when setting up a plurality of main control bases, all install the main control base on every fixed bolster, install the detector on every main control base.
8. A method for facilitating an adjustable combustible gas detector according to claim 7 further comprising: t5, the trigger threshold of the detector is higher at T2 than at T3, and the trigger thresholds of the detectors are partially the same or different at T4.
9. A method for facilitating an adjustable combustible gas detector according to claim 7 further comprising: and T6, before using the detector, performing self-check on the detector through the main control base.
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CN202110779686.9A CN113325037A (en) | 2021-07-09 | 2021-07-09 | Combustible gas detector convenient to adjust and method |
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CN202110779686.9A CN113325037A (en) | 2021-07-09 | 2021-07-09 | Combustible gas detector convenient to adjust and method |
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CN210673480U (en) * | 2019-05-27 | 2020-06-05 | 余姚市明环灯具有限公司 | Magnetic suction type electric toothbrush |
CN210606044U (en) * | 2019-10-21 | 2020-05-22 | 立智(北京)科技发展有限公司 | Combustible gas detection alarm |
CN211604255U (en) * | 2020-05-06 | 2020-09-29 | 福建电安科技有限公司 | Arc extinguishing electric fire detector |
CN212459610U (en) * | 2020-07-17 | 2021-02-02 | 南京科力赛克安全设备有限公司 | Detector for controlling gas |
CN213023061U (en) * | 2020-09-18 | 2021-04-20 | 天津艾斯尔安全技术服务有限公司 | Infrared combustible gas detection device |
CN213070068U (en) * | 2020-11-02 | 2021-04-27 | 天津亚炤科技发展有限公司 | Combustible gas detector for FAS system |
CN213458356U (en) * | 2020-12-14 | 2021-06-15 | 广东思维智安安防科技有限公司 | Smoke detector |
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