CN110930679A - Gas detection Internet of things alarm control system and method - Google Patents
Gas detection Internet of things alarm control system and method Download PDFInfo
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- CN110930679A CN110930679A CN201911414037.8A CN201911414037A CN110930679A CN 110930679 A CN110930679 A CN 110930679A CN 201911414037 A CN201911414037 A CN 201911414037A CN 110930679 A CN110930679 A CN 110930679A
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- detector
- alarm control
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- 238000001514 detection method Methods 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title claims description 9
- 238000007789 sealing Methods 0.000 claims abstract description 21
- 238000012544 monitoring process Methods 0.000 claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 11
- 238000004891 communication Methods 0.000 claims abstract description 6
- 239000011159 matrix material Substances 0.000 claims abstract description 5
- 230000001133 acceleration Effects 0.000 claims description 6
- 238000009792 diffusion process Methods 0.000 claims description 6
- 239000000428 dust Substances 0.000 claims description 4
- 239000007789 gas Substances 0.000 description 70
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 18
- 230000034994 death Effects 0.000 description 6
- 206010028813 Nausea Diseases 0.000 description 5
- 230000008693 nausea Effects 0.000 description 5
- 206010019233 Headaches Diseases 0.000 description 4
- 230000004438 eyesight Effects 0.000 description 4
- 231100000869 headache Toxicity 0.000 description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 208000002193 Pain Diseases 0.000 description 2
- 208000006673 asthma Diseases 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 206010008479 Chest Pain Diseases 0.000 description 1
- 206010011224 Cough Diseases 0.000 description 1
- 208000006083 Hypokinesia Diseases 0.000 description 1
- 206010023644 Lacrimation increased Diseases 0.000 description 1
- 206010037423 Pulmonary oedema Diseases 0.000 description 1
- 208000005392 Spasm Diseases 0.000 description 1
- 208000003443 Unconsciousness Diseases 0.000 description 1
- 206010047700 Vomiting Diseases 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 210000001061 forehead Anatomy 0.000 description 1
- 230000004317 lacrimation Effects 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 208000005333 pulmonary edema Diseases 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
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- 230000008673 vomiting Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/12—Alarms for ensuring the safety of persons responsive to undesired emission of substances, e.g. pollution alarms
- G08B21/14—Toxic gas alarms
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
Abstract
The invention discloses a gas detection Internet of things alarm control system which comprises a plurality of support frames, wherein the support frames are arranged at the path of a gas pipeline; the upper part, the middle part and the lower part of the support frame are respectively provided with a gas detector, and the gas detectors are electrically connected with the wireless signal sending device; the system also comprises a monitoring system, wherein the monitoring system is in wireless communication connection with the wireless signal sending device; the gas detector comprises a detector body and a supporting plate connected with the detector body, wherein four corners of the supporting plate are connected with four fixing mechanisms in a matrix manner; the fixing mechanism comprises a sucker, an air guide pipe, an air guide groove, a sealing ring, a piston, a baffle and a guide rod, the sucker is fixedly connected to one end, away from the detector body, of the supporting plate, and the air guide groove is arranged at one end, close to the detector body, of the supporting plate corresponding to the detector body. The present invention may be used to infer the flow velocity of the gas stream in order to facilitate a more accurate treatment plan.
Description
Technical Field
The invention relates to a gas detection Internet of things alarm control system, and belongs to the technical field of gas detection equipment.
Background
The household fire prevention is an important content of life safety, a lot of tragedies are caused by the fact that fire hidden dangers are not found in time every year, in order to solve the problem, a plurality of families are provided with fire alarm devices for reminding householders, however, the existing fire alarm devices do not control alarm threshold values, for example, the degree of reminding the householders, the degree of self-eliminating the safety hidden dangers through intelligent water spray heads, intelligent curtains and the like based on the control of the Internet of things, and the degree of alarming to fire departments through wireless communication devices, so as to avoid the phenomenon of alarming disorderly, so as to effectively utilize fire-fighting resources, and in order to keep warm in the families in winter, the doors and windows are usually tightly closed, which may cause the concentration increase of indoor harmful gases (such as formaldehyde and carbon monoxide),
the maximum concentration of carbon monoxide that a healthy adult can tolerate within eight hours is 50 ppm; when the concentration is 200ppm, the human body has slight headache and hypodynamia after 2 to 3 hours; at 400ppm, forehead pain within 1-2 hours, life threatening after 3 hours; at 800ppm, in 45 minutes, dim eyesight, nausea, spasm, loss of consciousness within 2 hours, death within 2-3 hours; headache, dim eyesight, nausea, death within 1600ppm 20 min, 1 hour; when 3200ppm, headache, dim eyesight, nausea, and death in 5-10 min and 25-30 min; at 6400ppm, headache, dim eyesight, nausea, death in 1-2 minutes, 10-15 minutes; death occurs within 1-3 minutes at 12800 ppm; when the formaldehyde content in the indoor air reaches 0.06-0.08mg/m3, the children will suffer slight asthma; when the formaldehyde exceeds 2 times and reaches 0.2mg/m3, peculiar smell and uncomfortable feeling are generated; when the formaldehyde exceeds 3 times and reaches 0.3mg/m3, eyes can be stimulated to cause lacrimation; when the formaldehyde exceeds the standard by 4 times and reaches 0.4mg/m3, throat discomfort or pain can be caused; when the formaldehyde exceeds 5 times and reaches 0.5mg/m3, nausea, vomiting, cough, chest distress, asthma and even pulmonary edema can be caused; when the concentration reaches 30mg/m3 per cubic meter of air, the human immediately suffers shock death. Therefore, it is also necessary to alarm against indoor toxic and harmful gases in time to improve the safety of family life.
Disclosure of Invention
The invention aims to provide an alarm control system of a gas detection internet of things, which can be used for presuming the flow speed of gas flow so as to make a more accurate processing scheme.
In order to solve the technical problems, the invention adopts the following technical scheme:
a gas detection Internet of things alarm control system comprises a plurality of support frames, wherein the support frames are arranged on the path of a gas pipeline; the upper part, the middle part and the lower part of the support frame are respectively provided with a gas detector, and the gas detectors are electrically connected with the wireless signal sending device; the system also comprises a monitoring system, wherein the monitoring system is in wireless communication connection with the wireless signal sending device; the gas detector comprises a detector body and a supporting plate connected with the detector body, wherein four corners of the supporting plate are connected with four fixing mechanisms in a matrix manner; fixing mechanism includes sucking disc, air duct, air guide groove, sealing ring, piston, baffle and guide arm, the one end of detector body is kept away from in the backup pad to sucking disc fixed connection, the one end that the detector body is close to in the backup pad is seted up to the position that the air guide groove corresponds the detector body, the tank bottom of air guide groove is being led in the one end intercommunication of air guide, the other end of air guide pipe runs through backup pad and sucking disc in proper order and extends to the sucking disc, sealing ring fixed connection is on the inner tube wall of air guide pipe, the one end mouth of pipe in air guide groove is kept away from in the baffle setting to the baffle, the one end fixed connection of guide arm is in the one end that the baffle is close to the air guide pipe, the other end of guide arm passes the air guide pipe and extends to the air guide inslot.
Among the aforementioned gaseous thing networking alarm control system of surveying, be located fixed cover has connect the board that resets on the pole wall of air guide inslot guide arm, the board that resets is close to the one end fixedly connected with spring of air guide groove tank bottom, the other end fixed connection of spring is at the tank bottom of air guide groove, the spring housing is established on the pole wall of guide arm.
In the alarm control system for the gas detection internet of things, the reset plate is symmetrically provided with air vents relative to the guide rods, and the hole walls of the air vents are fixedly connected with dust screens.
In the alarm control system for the gas detection internet of things, the side wall of the reset plate is fixedly connected with a sealing strip, and one side, away from the reset plate, of the sealing strip is arranged on the groove wall of the gas guide groove.
In the alarm control system of the gas detection internet of things, one end of the reset plate, which is far away from the guide rod, is fixedly connected with a pressing block, and the pressing block is made of rubber.
The gas detection Internet of things alarm control method comprises the following steps: when the support frames are installed, measuring the distance between two adjacent support frames, wherein each support frame is provided with a wireless signal transmitting device, numbering the wireless signal transmitting devices, and recording the position information of the wireless signal transmitting devices with corresponding numbers; establishing a virtual environment on the monitoring system, and displaying the environment state of each gas detector in the virtual environment; when the gas detector detects that the trigger gas exists in the external environment, the working state of the corresponding gas detector in the virtual environment is changed; when the gas detectors on the adjacent support frames detect that trigger gas exists in the external environment, the working states of the corresponding gas detectors in the virtual environment are changed, the state switching interval time of the gas detectors on the two adjacent support frames is calculated, the diffusion speed of the gas is measured and calculated according to the state switching interval time of the gas detectors on the two support frames and the distance between the two support frames, the time of the gas flowing to the surrounding support frames is calculated according to the measured and calculated diffusion of the gas, and the estimated time of the state change of the gas detectors on the surrounding support frames is marked in the virtual environment.
In the alarm control method for the gas detection internet of things, the following method is further included: calculating the acceleration of gas flow according to the state switching time of the gas detectors on the surrounding support frames, calculating the state switching time of the gas detectors on the surrounding support frames according to the acceleration of the gas flow, and marking the estimated time of state change of the gas detectors on the surrounding support frames in the virtual environment.
The present invention can be used to infer the flow velocity of the gas stream in order to facilitate a more accurate treatment plan than is possible in the prior art.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a combustible gas detector according to the present invention;
fig. 3 is an enlarged view of a portion a in fig. 2.
Reference numerals: the device comprises a detector body 1, a support plate 2, a fixing mechanism 3, a sucker 31, an air guide tube 32, an air guide groove 33, a sealing ring 34, a piston 35, a baffle 36, a guide rod 37, a reset plate 4, a spring 5, an air vent 6, a dust screen 7, a pressing block 8, a gas detector 9, a support frame 10, a wireless signal sending device 11 and a monitoring system 12.
The invention is further described with reference to the following figures and detailed description.
Detailed Description
Example 1 of the invention: a gas detection Internet of things alarm control system comprises a plurality of support frames 10, wherein the support frames 10 are arranged on the path of a gas pipeline; the upper part, the middle part and the lower part of the support frame 10 are respectively provided with a gas detector 9, and the gas detectors 9 are electrically connected with a wireless signal sending device 11; the system also comprises a monitoring system 12, wherein the monitoring system 12 is in wireless communication connection with the wireless signal sending device 11; the gas detector 9 comprises a detector body 1 and a supporting plate 2 connected with the detector body 1, wherein four corners of the supporting plate 2 are connected with four fixing mechanisms 3 in a matrix manner; the fixing mechanism 3 comprises a suction cup 31, an air duct 32, an air guide groove 33, a sealing ring 34, a piston 35, a baffle 36 and a guide rod 37, the suction cup 31 is fixedly connected to one end of the support plate 2 far away from the detector body 1, the air guide groove 33 is arranged at one end of the support plate 2 close to the detector body 1 corresponding to the position of the detector body 1, one end of the air duct 32 is communicated with the bottom of the air guide groove 33, the other end of the air duct 32 sequentially penetrates through the support plate 2 and the suction cup 31 and extends into the suction cup 31, the sealing ring 34 is fixedly connected to the inner wall of the air duct 32, the baffle 36 is arranged at a pipe orifice at one end of the air duct 32 far away from the air guide groove 33, one end of the guide rod 37 is fixedly connected to one end of the baffle 36 close to the air duct 32, the other end of the guide rod 37 penetrates through the air, and said piston 35 is sealingly and slidably connected to the inner annular wall of the sealing ring 34.
Example 2: a gas detection Internet of things alarm control system comprises a plurality of support frames 10, wherein the support frames 10 are arranged on the path of a gas pipeline; the upper part, the middle part and the lower part of the support frame 10 are respectively provided with a gas detector 9, and the gas detectors 9 are electrically connected with a wireless signal sending device 11; the system also comprises a monitoring system 12, wherein the monitoring system 12 is in wireless communication connection with the wireless signal sending device 11; the gas detector 9 comprises a detector body 1 and a supporting plate 2 connected with the detector body 1, wherein four corners of the supporting plate 2 are connected with four fixing mechanisms 3 in a matrix manner; the fixing mechanism 3 comprises a suction cup 31, an air duct 32, an air guide groove 33, a sealing ring 34, a piston 35, a baffle 36 and a guide rod 37, the suction cup 31 is fixedly connected to one end of the support plate 2 far away from the detector body 1, the air guide groove 33 is arranged at one end of the support plate 2 close to the detector body 1 corresponding to the position of the detector body 1, one end of the air duct 32 is communicated with the bottom of the air guide groove 33, the other end of the air duct 32 sequentially penetrates through the support plate 2 and the suction cup 31 and extends into the suction cup 31, the sealing ring 34 is fixedly connected to the inner wall of the air duct 32, the baffle 36 is arranged at a pipe orifice at one end of the air duct 32 far away from the air guide groove 33, one end of the guide rod 37 is fixedly connected to one end of the baffle 36 close to the air duct 32, the other end of the guide rod 37 penetrates through the air, and said piston 35 is sealingly and slidably connected to the inner annular wall of the sealing ring 34.
Be located fixed the cup jointing has reset plate 4 on the pole wall of guide arm 37 in the air guide groove 33, reset plate 4 is close to the one end fixedly connected with spring 5 of air guide groove 33 tank bottom, the other end fixed connection of spring 5 is at the tank bottom of air guide groove 33, spring 5 cover is established on the pole wall of guide arm 37. The reset plate 4 is symmetrically provided with vent holes 6 relative to the guide rod 37, and the hole wall of each vent hole 6 is fixedly connected with a dust screen 7. Fixedly connected with sealing strip on the lateral wall of board 4 resets, one side that the board that resets is kept away from to the sealing strip sets up on the cell wall of air guide groove 33. One end of the reset plate 4, which is far away from the guide rod 37, is fixedly connected with a pressing block 8, and the pressing block 8 is made of rubber.
The working principle of one embodiment of the invention is as follows: the gas detection Internet of things alarm control method adopts the gas detection Internet of things alarm control system of the embodiment, and comprises the following steps: when the support frames 10 are installed, the distance between two adjacent support frames 10 is measured, each support frame 10 is provided with a wireless signal transmitting device 11, the wireless signal transmitting devices 11 are numbered, and the position information of the wireless signal transmitting devices 11 corresponding to the numbers is recorded; establishing a virtual environment on the monitoring system 12, and displaying the environmental state of each gas detector 9 in the virtual environment; when the gas detector 9 detects that the trigger gas exists in the external environment, the working state of the corresponding gas detector 9 in the virtual environment is changed; when the gas detectors 9 on the adjacent support frames 10 detect that trigger gas exists in the external environment, the working states of the corresponding gas detectors 9 in the virtual environment are changed, the state switching interval time of the gas detectors 9 on the two adjacent support frames 10 is calculated, the diffusion speed of the gas is measured and calculated according to the state switching interval time of the gas detectors 9 on the two support frames 10 and the distance between the two support frames 10, the time of the gas flowing to the surrounding support frames 10 is calculated according to the measured and calculated diffusion of the gas, and the estimated time of the state change of the gas detectors 9 on the surrounding support frames 10 is marked in the virtual environment.
Also included is the method of: calculating the acceleration of gas flow according to the state switching time of the gas detector 9 on the surrounding support frame 10, calculating the state switching time of the gas detector 9 on the surrounding support frame 10 according to the acceleration of the gas flow, and marking the estimated time of the state change of the gas detector 9 on the surrounding support frame 10 in the virtual environment.
When the gas detector 9 is used, the suction cup 31 is aligned to the mounting surface, pressure towards the direction of the mounting surface is applied to the support plate 2, the air in the suction cup 31 is pressed out of the suction cup 31, blocking is achieved through the baffle plate 36, the air in the suction cup 31 can only be pressed out of the suction cup 31 through the opening of the suction cup 31, air pressure in the suction cup 31 is reduced, the support plate 2 and the detector body 1 are further fixed on the mounting surface, when the support plate 2 needs to be taken down, pressing force is applied to the guide rod 37, the guide rod 37 drives the piston 35 and the baffle plate 36 to move synchronously, when the piston is separated from the sealing ring, and when the baffle plate is separated from the pipe opening of the air guide pipe, the external air is supplemented into the suction cup 31 through the air guide pipe 32, the suction cup 31 is separated from the mounting surface.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. The gas detection Internet of things alarm control system is characterized by comprising a plurality of support frames (10), wherein the support frames (10) are arranged on the path of a gas pipeline; the upper part, the middle part and the lower part of the support frame (10) are respectively provided with a gas detector (9), and the gas detectors (9) are electrically connected with a wireless signal sending device (11); the system also comprises a monitoring system (12), wherein the monitoring system (12) is in wireless communication connection with the wireless signal sending device (11); the gas detector (9) comprises a detector body (1) and a supporting plate (2) connected with the detector body (1), and four corners of the supporting plate (2) are connected with four fixing mechanisms (3) in a matrix manner; the fixing mechanism (3) comprises a suction cup (31), an air duct (32), an air guide groove (33), a sealing ring (34), a piston (35), a baffle plate (36) and a guide rod (37), the suction cup (31) is fixedly connected to one end, far away from the detector body (1), of the support plate (2), the air guide groove (33) is arranged at one end, close to the detector body (1), of the support plate (2) corresponding to the position of the detector body (1), one end of the air duct (32) is communicated with the bottom of the air guide groove (33), the other end of the air duct (32) sequentially penetrates through the support plate (2) and the suction cup (31) and extends into the suction cup (31), the sealing ring (34) is fixedly connected to the inner pipe wall of the air duct (32), the baffle plate (36) is arranged at the pipe orifice at one end, far away from the air guide groove (33), of the guide rod (37) is fixedly connected to one end, close to the air duct (, the other end of the guide rod (37) penetrates through the air guide pipe (32) and extends into the air guide groove (33), the piston (35) is fixedly sleeved on the rod wall of the guide rod (37), and the piston (35) is connected to the inner annular wall of the sealing ring (34) in a sealing and sliding mode.
2. The gas detection internet of things alarm control system according to claim 1, wherein a reset plate (4) is fixedly sleeved on a rod wall of a guide rod (37) in the gas guide groove (33), one end of the reset plate (4) close to the bottom of the gas guide groove (33) is fixedly connected with a spring (5), the other end of the spring (5) is fixedly connected to the bottom of the gas guide groove (33), and the spring (5) is sleeved on the rod wall of the guide rod (37).
3. The gas detection Internet of things alarm control system according to claim 2, wherein vent holes (6) are symmetrically formed in the reset plate (4) relative to the guide rod (37), and dust screens (7) are fixedly connected to the wall of each vent hole (6).
4. The gas detection internet of things alarm control system according to claim 2, wherein a sealing strip is fixedly connected to the side wall of the reset plate (4), and one side, away from the reset plate, of the sealing strip is arranged on the wall of the gas guide groove (33).
5. The gas detection internet of things alarm control system according to claim 2, wherein a pressing block (8) is fixedly connected to one end, away from the guide rod (37), of the reset plate (4), and the pressing block (8) is made of rubber.
6. A gas detection Internet of things alarm control method is characterized by comprising the following steps of: when the support frames (10) are installed, the distance between two adjacent support frames (10) is measured, each support frame (10) is provided with one wireless signal transmitting device (11), the wireless signal transmitting devices (11) are numbered, and the position information of the wireless signal transmitting devices (11) corresponding to the numbers is recorded; establishing a virtual environment on the monitoring system (12), and displaying the environment state of each gas detector (9) in the virtual environment; when the gas detector (9) detects that the trigger gas exists in the external environment, the working state of the corresponding gas detector (9) in the virtual environment is changed; when the gas detectors (9) on the adjacent support frames (10) detect that trigger gas exists in the external environment, the working states of the corresponding gas detectors (9) in the virtual environment are changed, the state switching interval time of the gas detectors (9) on the two adjacent support frames (10) is calculated, the diffusion speed of the gas is measured and calculated according to the state switching interval time of the gas detectors (9) on the two support frames (10) and the distance between the two support frames (10), the time of the gas flowing to the surrounding support frames (10) is calculated according to the measured and calculated diffusion of the gas, and the estimated time of the state change of the gas detectors (9) on the surrounding support frames (10) is marked in the virtual environment.
7. The alarm control method of the gas detection internet of things according to claim 6, further comprising the following steps: calculating the acceleration of gas flow according to the state switching time of the gas detectors (9) on the surrounding support frame (10), calculating the state switching time of the gas detectors (9) on the surrounding support frame (10) according to the acceleration of the gas flow, and marking the estimated time of the state change of the gas detectors (9) on the surrounding support frame (10) in the virtual environment.
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| CN201911414037.8A CN110930679B (en) | 2019-12-31 | 2019-12-31 | Gas detection Internet of things alarm control system and method |
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| CN201911414037.8A CN110930679B (en) | 2019-12-31 | 2019-12-31 | Gas detection Internet of things alarm control system and method |
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