CN111986430A - Intelligent early-warning fireproof and explosion-proof blanket and preparation method and application thereof - Google Patents
Intelligent early-warning fireproof and explosion-proof blanket and preparation method and application thereof Download PDFInfo
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- CN111986430A CN111986430A CN202010906148.7A CN202010906148A CN111986430A CN 111986430 A CN111986430 A CN 111986430A CN 202010906148 A CN202010906148 A CN 202010906148A CN 111986430 A CN111986430 A CN 111986430A
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- 238000002360 preparation method Methods 0.000 title claims description 24
- 239000010410 layer Substances 0.000 claims abstract description 66
- 238000012423 maintenance Methods 0.000 claims abstract description 46
- 239000000779 smoke Substances 0.000 claims abstract description 29
- 239000004744 fabric Substances 0.000 claims abstract description 18
- 238000001514 detection method Methods 0.000 claims abstract description 17
- 239000002344 surface layer Substances 0.000 claims abstract description 15
- 230000000903 blocking effect Effects 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims abstract description 7
- 230000002093 peripheral effect Effects 0.000 claims abstract description 5
- 230000002159 abnormal effect Effects 0.000 claims description 30
- 239000000203 mixture Substances 0.000 claims description 16
- 238000003756 stirring Methods 0.000 claims description 12
- 238000003745 diagnosis Methods 0.000 claims description 11
- 239000002994 raw material Substances 0.000 claims description 8
- 230000007613 environmental effect Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 5
- -1 polypropylene Polymers 0.000 claims description 5
- 229920000805 Polyaspartic acid Polymers 0.000 claims description 4
- 239000004743 Polypropylene Substances 0.000 claims description 4
- 150000001412 amines Chemical class 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 4
- 239000000835 fiber Substances 0.000 claims description 4
- 239000012535 impurity Substances 0.000 claims description 4
- 239000012948 isocyanate Substances 0.000 claims description 4
- 150000002513 isocyanates Chemical class 0.000 claims description 4
- 239000004611 light stabiliser Substances 0.000 claims description 4
- 150000002989 phenols Chemical class 0.000 claims description 4
- 108010064470 polyaspartate Proteins 0.000 claims description 4
- 229920001155 polypropylene Polymers 0.000 claims description 4
- 229920005989 resin Polymers 0.000 claims description 4
- 239000011347 resin Substances 0.000 claims description 4
- 229920002379 silicone rubber Polymers 0.000 claims description 4
- 238000003892 spreading Methods 0.000 claims description 4
- 238000005303 weighing Methods 0.000 claims description 4
- 238000012937 correction Methods 0.000 claims description 3
- 238000011895 specific detection Methods 0.000 claims description 3
- 239000000428 dust Substances 0.000 description 3
- 238000004880 explosion Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000010892 electric spark Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
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- 238000006467 substitution reaction Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/06—Electric actuation of the alarm, e.g. using a thermally-operated switch
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D5/00—Safety arrangements
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/12—Actuation by presence of radiation or particles, e.g. of infrared radiation or of ions
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
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Abstract
The invention discloses an intelligent early-warning fireproof and explosion-proof blanket which comprises a fireproof and explosion-proof blanket, a high-voltage cable joint, a first through hole, a second through hole, a fireproof and explosion-proof inner layer, a fabric outer surface layer, a sealing ring, a blocking bag, a temperature sensor, a pressure sensor, a controller, a position sensing layer and a position sensor, wherein the fireproof and explosion-proof blanket is wrapped on the peripheral outer surface of the high-voltage cable joint; a fireproof and explosion-proof inner layer is arranged on the outer side of the position sensing layer, a fabric outer surface layer is arranged on one side, far away from the position sensing layer, of the fireproof and explosion-proof inner layer, and a plurality of position sensors are arranged on the position sensing layer; the smoke sensor detects out the occurrence of fire, so that the detection accuracy is improved, the working strength of maintenance and rescue personnel is reduced, the working efficiency of the device is improved, the maintenance and rescue personnel are reasonably arranged, the rescue speed is improved, and the damage to a cable joint is reduced.
Description
Technical Field
The invention relates to the technical field of intelligent fireproof and explosion-proof blankets, in particular to an intelligent early-warning fireproof and explosion-proof blanket and a preparation method and application thereof.
Background
At present, with the rapid development of domestic economy, cables in the power industry are widely applied in a plurality of fields, due to the limitation of the number of cable tunnels at the present stage, the situation that a cable intermediate joint is installed together with other running cable lines often occurs, namely the cable is used in a mixed ditch indicated by a national power grid company, the intermediate joint is influenced by human factors, construction and running environments, breakdown or explosion accidents are inevitably generated, energy released by the cable accidents is enough to cause damage to peripheral running cable lines, facilities and personnel, even secondary accidents can be caused, the cable joint protection box is mainly adopted for protecting the cable joint part in the market, if the cable joint is in poor contact in the installation process of the cable joint part, electric sparks are easily generated, and the electric sparks are contacted with oxygen ions in the air, the cable can be ignited to cause fire, once the fire occurs, the common cable can continue the fire to all connected equipment and each corner of a building, and simultaneously generates a large amount of toxic smoke, so that the fire loss is increased, and the difficulty is brought to rescue work, and therefore, the fire prevention problem of the cable is particularly important.
However, in the prior art, the fire-proof and explosion-proof blanket cannot accurately detect the occurrence of a fire and the specific spark position of the cable joint, and meanwhile, cannot timely send a fire signal to maintenance and rescue personnel when the fire occurs.
Disclosure of Invention
In order to overcome the technical problems, the invention aims to provide an intelligent early-warning fireproof explosion-proof blanket and a preparation method and application thereof;
the purpose of the invention can be realized by the following technical scheme:
an intelligent early-warning fireproof and explosion-proof blanket comprises a fireproof and explosion-proof blanket, a high-voltage cable joint, a first through hole, a second through hole, a fireproof and explosion-proof inner layer, a fabric outer surface layer, a sealing ring, a blocking bag, a temperature sensor, a pressure sensor, a controller, a position sensing layer and a position sensor, wherein the fireproof and explosion-proof blanket is wrapped on the peripheral outer surface of the high-voltage cable joint;
the fireproof and explosion-proof blanket is sequentially provided with a position sensing layer, a fireproof and explosion-proof inner layer and a fabric outer surface layer from inside to outside, the fireproof and explosion-proof inner layer is arranged on the outer side of the position sensing layer, the fabric outer surface layer is arranged on one side, away from the position sensing layer, of the fireproof and explosion-proof inner layer, and a plurality of position sensors are arranged on the position sensing layer;
four first through holes are formed in four corners of the fireproof and explosion-proof blanket, temperature sensors are arranged on one sides, close to the position sensing layer, of the four first through holes, and a plurality of second through holes are formed in the center of the top end of the fireproof and explosion-proof blanket; one end, close to the fabric outer surface layer, of each of the second through holes is provided with a pressure sensor, one side, far away from the position sensing layer, of each of the second through holes is provided with a blocking bag, a sealing ring is installed between each blocking bag and each second through hole, and one side, far away from the position sensing layer, of the fabric outer surface layer is provided with a controller, a detection module and an alarm module.
Furthermore, the alarm module is electrically connected with a maintenance rescue module, and the detection module is electrically connected with a position sensor, a temperature sensor, a pressure sensor and a fire diagnosis unit;
the detection module is used for detecting the environmental data of the fireproof and explosion-proof blanket, the environmental data comprises the temperature and the pressure of the working environment of the fireproof and explosion-proof blanket, and the specific detection process is as follows:
s1: acquiring the temperature of the working environment of the fireproof and explosion-proof blanket in real time through a temperature sensor, and marking the temperature of the working environment of the fireproof and explosion-proof blanket as Ti, wherein i is 1.. n;
s2: acquiring the pressure of the working environment of the fireproof and explosion-proof blanket in real time through a pressure sensor, and marking the pressure of the working environment of the fireproof and explosion-proof blanket as Yi, i being 1.. n;
s3: obtaining a working environment coefficient Hi through a formula Hi-beta (Ti multiplied by d1+ Yi multiplied by d2), wherein d1 and d2 are both preset proportionality coefficients, d1 is larger than d2, d1+ d2 is 1, and beta is a correction proportionality factor and takes the value of 2.365147;
s4: if the working environment coefficient Hi is less than or equal to the environment coefficient threshold value, judging that the working environment is normal;
if the working environment coefficient Hi is larger than the environment coefficient threshold value, judging that the working environment is abnormal, generating an abnormal signal and sending the abnormal signal to the controller;
the controller receives the abnormal signal and sends the abnormal signal to the fire diagnosis unit, the fire diagnosis unit receives the abnormal signal and detects the abnormal signal through the smoke sensor, the smoke sensor is provided with infrared geminate transistors, the infrared emitting tube cannot receive infrared light emitted by the infrared emitting tube when smoke does not exist, the infrared emitting tube receives the infrared light through refraction and reflection when smoke enters the smoke sensor, and if the receiving amount of the infrared light exceeds a receiving amount threshold value, a fire signal is generated and sent to the controller;
the controller receives a fire signal and sends the fire signal to the alarm module, the alarm module receives the fire signal and generates an alarm signal and sends the alarm signal to the maintenance and rescue module, the accurate part of the cable joint on fire is detected through the working principle of the position sensor, and the accurate part of the cable joint on fire is sent to the maintenance and rescue module together, the maintenance and rescue module is used for rapidly and reasonably arranging maintenance and rescue personnel on the fire, and the specific arrangement process is as follows:
a1: acquiring the geographical position of a cable with a fire disaster through the Internet, and taking the geographical position of the cable as an original point as a rectangular coordinate system;
a2: acquiring the geographical position of a maintenance rescuer through an internet map, wherein the corresponding coordinates are (Xb1, Yb1), (Xbn, Ybn);
a3: the distance between the geographic position of the cable and the geographic position of the maintenance rescue personnel is calculated by a formula
A4: selecting three maintenance rescuers closer to the geographical position of the cable;
the communication unit sends the geographical position of the cable and the accurate part of the cable joint on fire to the mobile phone terminal of the three-position maintenance rescue worker in a voice mode.
Further, a preparation method of the intelligent early-warning fireproof and explosion-proof blanket comprises the following specific steps:
step one, preparing a fireproof and explosion-proof inner layer, namely weighing 5 parts of polyaspartic acid resin, 10 parts of distyrenated phenol, 8 parts of polypropylene fiber, 3 parts of organic silicon elastomer and 2 parts of isocyanate according to parts by weight to obtain a preparation raw material of the fireproof and explosion-proof inner layer;
step two: fully stirring the preparation raw materials of the fireproof and explosion-proof inner layer, adding 2 parts of gw-944 hindered amine light stabilizer in the same weight part, and fully stirring again;
step three: after fully stirring, cleaning the mixture, removing impurities on the surface of the mixture, and then putting the mixture into a preparation mold for uniformly spreading;
step four: performing thermoplasticity on the mixture in the preparation mold, and then drying and cooling;
detecting the prepared fireproof and explosion-proof inner layer, wherein the detection result is as follows: the fireproof and explosion-proof efficiency of the fireproof and explosion-proof inner layer is 90 percent, and the protection standard of the cable joint is reached.
Furthermore, the application of the intelligent early warning fireproof and explosion-proof blanket is applied to a high-voltage cable connector.
Compared with the prior art, the invention has the beneficial effects that:
1. the smoke sensor detects the abnormal signal after receiving the abnormal signal, the smoke sensor is provided with the infrared geminate transistor, the infrared receiving tube cannot receive infrared light emitted by the infrared emitting tube when smoke dust enters the smoke sensor, the receiving tube receives the infrared light through refraction and reflection when the smoke dust enters the smoke sensor, if the receiving amount of the infrared light exceeds a receiving amount threshold value, a fire signal is generated and sent to the controller, the smoke sensor detects the occurrence of fire, the detection accuracy is improved, meanwhile, the working intensity of maintenance and rescue personnel is reduced, and the working efficiency of the device is improved;
2. maintenance rescue personnel are arranged quickly and reasonably for a fire through a maintenance rescue module, the geographical position of a cable with the fire is obtained through the Internet, and a rectangular coordinate system is made by taking the geographical position of the cable as an original point; acquiring the geographical position of the maintenance and rescue personnel through an internet map, and calculating the distance between the geographical position of the cable and the geographical position of the maintenance and rescue personnel by using a formula; selecting three maintenance rescuers closer to the geographical position of the cable; the geographical position of the cable and the accurate part of the cable joint on fire are sent to the mobile phone terminal of the three-position maintenance rescue worker in a voice mode through the communication unit, the maintenance rescue worker is reasonably arranged, the rescue speed is improved, and the damage to the cable joint is reduced.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic structural diagram of an intelligent pre-warning fireproof and explosion-proof blanket according to the present invention;
FIG. 2 is a top view of an intelligent pre-warning fire and explosion protection blanket of the present invention;
FIG. 3 is a cross-sectional view of an intelligent pre-warning fire and explosion protection blanket of the present invention;
fig. 4 is an overall system block diagram of the present invention.
In the figure: 1. a fireproof and explosion-proof blanket; 2. a high voltage cable joint; 3. a first through hole; 4. a second through hole; 5. a fireproof and explosion-proof inner layer; 6. a fabric outer skin layer; 7. a seal ring; 8. a barrier bag; 9. a temperature sensor; 10. a pressure sensor; 11. a controller; 12. a position sensing layer; 13. a position sensor; 14. a detection module; 15. and an alarm module.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, an intelligent early-warning fireproof and explosion-proof blanket comprises a fireproof and explosion-proof blanket 1, a high-voltage cable connector 2, a first through hole 3, a second through hole 4, a fireproof and explosion-proof inner layer 5, a fabric outer surface layer 6, a sealing ring 7, a blocking bag 8, a temperature sensor 9, a pressure sensor 10, a controller 11, a position sensing layer 12 and a position sensor 13, wherein the fireproof and explosion-proof blanket 1 is wrapped on the peripheral outer surface of the high-voltage cable connector 2, and the fireproof and explosion-proof blanket 1 is wrapped on the high-voltage cable connector for protection;
the fireproof and explosion-proof blanket 1 is sequentially provided with a position sensing layer 12, a fireproof and explosion-proof inner layer 5 and a fabric outer surface layer 6 from inside to outside, the fireproof and explosion-proof inner layer 5 is arranged on the outer side of the position sensing layer 12, the fabric outer surface layer 6 is arranged on one side, away from the position sensing layer 12, of the fireproof and explosion-proof inner layer 5, and a plurality of position sensors 13 are arranged on the position sensing layer 12;
four first through holes 3 are formed in four corners of the fireproof and explosion-proof blanket 1, temperature sensors 9 are arranged on one sides, close to the position sensing layer 12, of the four first through holes 3, and a plurality of second through holes 4 are formed in the center of the top end of the fireproof and explosion-proof blanket 1; one end of each of the second through holes 4, which is close to the outer fabric surface layer 6, is provided with a pressure sensor 10, one side of each of the second through holes 4, which is far from the position sensing layer 12, is provided with a blocking bag 8, a sealing ring 7 is arranged between each blocking bag 8 and each second through hole 4, and one side of the inner part of the outer fabric surface layer 6, which is far from the position sensing layer 12, is provided with a controller 11, a detection module 14 and an alarm module 15;
the alarm module 15 is electrically connected with a maintenance rescue module, and the detection module 14 is electrically connected with a position sensor 13, a temperature sensor 9, a pressure sensor 10 and a fire diagnosis unit; the detection module is used for detecting the environmental data of the fireproof and explosion-proof blanket, the environmental data comprises the temperature and the pressure of the working environment of the fireproof and explosion-proof blanket, and the specific detection process is as follows:
s1: acquiring the temperature of the working environment of the fireproof and explosion-proof blanket in real time through a temperature sensor, and marking the temperature of the working environment of the fireproof and explosion-proof blanket as Ti, wherein i is 1.. n;
s2: acquiring the pressure of the working environment of the fireproof and explosion-proof blanket in real time through a pressure sensor, and marking the pressure of the working environment of the fireproof and explosion-proof blanket as Yi, i being 1.. n;
s3: by the formula Hi ═ beta (Ti × d1+ Yi × d2) Obtaining a working environmentA coefficient Hi, wherein d1 and d2 are preset proportional coefficients, d1 is larger than d2, d1+ d2 is 1, and beta is a correction proportional factor and is 2.365147;
s4: if the working environment coefficient Hi is less than or equal to the environment coefficient threshold value, judging that the working environment is normal;
if the working environment coefficient Hi is larger than the environment coefficient threshold value, judging that the working environment is abnormal, generating an abnormal signal and sending the abnormal signal to the controller;
the controller receives the abnormal signal and sends the abnormal signal to the fire diagnosis unit, the fire diagnosis unit receives the abnormal signal and detects the abnormal signal through the smoke sensor, the smoke sensor is provided with infrared geminate transistors, the infrared emitting tube cannot receive infrared light emitted by the infrared emitting tube when smoke does not exist, the infrared emitting tube receives the infrared light through refraction and reflection when smoke enters the smoke sensor, and if the receiving amount of the infrared light exceeds a receiving amount threshold value, a fire signal is generated and sent to the controller;
the controller receives a fire signal and sends the fire signal to the alarm module, the alarm module receives the fire signal and generates an alarm signal and sends the alarm signal to the maintenance and rescue module, the accurate part of the cable joint on fire is detected through the working principle of the position sensor, and the accurate part of the cable joint on fire is sent to the maintenance and rescue module together, the maintenance and rescue module is used for rapidly and reasonably arranging maintenance and rescue personnel on the fire, and the specific arrangement process is as follows:
a1: acquiring the geographical position of a cable with a fire disaster through the Internet, and taking the geographical position of the cable as an original point as a rectangular coordinate system;
a2: acquiring the geographical position of a maintenance rescuer through an internet map, wherein the corresponding coordinates are (Xb1, Yb1), (Xbn, Ybn);
a3: the distance between the geographic position of the cable and the geographic position of the maintenance rescue personnel is calculated by a formula
A4: selecting three maintenance rescuers closer to the geographical position of the cable;
the communication unit sends the geographical position of the cable and the accurate part of the cable joint on fire to a mobile phone terminal of a three-position maintenance rescue worker in a voice mode;
example 1
A preparation method of an intelligent early-warning fireproof explosion-proof blanket comprises the following specific steps:
step one, preparing a fireproof and explosion-proof inner layer, namely weighing 5 parts of polyaspartic acid resin, 10 parts of distyrenated phenol, 8 parts of polypropylene fiber, 3 parts of organic silicon elastomer and 2 parts of isocyanate according to parts by weight to obtain a preparation raw material of the fireproof and explosion-proof inner layer;
step two: fully stirring the preparation raw materials of the fireproof and explosion-proof inner layer, adding 2 parts of gw-944 hindered amine light stabilizer in the same weight part, and fully stirring again;
step three: after fully stirring, cleaning the mixture, removing impurities on the surface of the mixture, and then putting the mixture into a preparation mold for uniformly spreading;
step four: performing thermoplasticity on the mixture in the preparation mold, and then drying and cooling;
the fireproof and explosion-proof inner layer prepared in the embodiment 1 is detected, and the detection result is as follows: the fireproof and explosion-proof efficiency of the fireproof and explosion-proof inner layer is 90 percent, and the protection standard of a cable joint is reached;
example 2
A preparation method of an intelligent early-warning fireproof explosion-proof blanket comprises the following specific steps:
step one, preparing a fireproof and explosion-proof inner layer, namely weighing 7 parts of polyaspartic acid resin, 13 parts of distyrenated phenol, 10 parts of polypropylene fiber, 5 parts of organic silicon elastomer and 3 parts of isocyanate according to parts by weight to obtain a preparation raw material of the fireproof and explosion-proof inner layer;
step two: fully stirring the preparation raw materials of the fireproof and explosion-proof inner layer, adding 4 parts of gw-944 hindered amine light stabilizer in the same weight part, and fully stirring again;
step three: after fully stirring, cleaning the mixture, removing impurities on the surface of the mixture, and then putting the mixture into a preparation mold for uniformly spreading;
step four: performing thermoplasticity on the mixture in the preparation mold, and then drying and cooling;
the fireproof and explosion-proof inner layer prepared in the embodiment 2 is detected, and the detection result is as follows: the fireproof and explosion-proof efficiency of the fireproof and explosion-proof inner layer is 95 percent, and the cable joint protection standard is achieved;
the invention is implemented as follows: the method comprises the steps that environmental data of the fireproof and explosion-proof blanket are detected through a detection module, the temperature of the working environment of the fireproof and explosion-proof blanket is obtained through a temperature sensor in real time, the pressure of the working environment of the fireproof and explosion-proof blanket is obtained through a pressure sensor in real time, and a working environment coefficient Hi is obtained through a formula; if the working environment coefficient Hi is less than or equal to the environment coefficient threshold value, judging that the working environment is normal; if the working environment coefficient Hi is larger than the environment coefficient threshold value, judging that the working environment is abnormal, generating an abnormal signal and sending the abnormal signal to the controller; the controller receives the abnormal signal and then sends the abnormal signal to the fire diagnosis unit, the fire diagnosis unit receives the abnormal signal and then detects the abnormal signal through the smoke sensor, the smoke sensor is provided with infrared geminate transistors, the infrared emitting tube cannot receive infrared light emitted by the infrared emitting tube when smoke does not exist, when smoke dust enters the smoke sensor, the infrared emitting tube receives the infrared light through refraction and reflection, and if the receiving amount of the infrared light exceeds a receiving amount threshold value, a fire signal is generated and sent to the controller; the controller receives a fire signal and sends the fire signal to the alarm module, the alarm module receives the fire signal and generates an alarm signal and sends the alarm signal to the maintenance and rescue module, the accurate part of the cable joint on fire is detected through the working principle of the position sensor and is sent to the maintenance and rescue module together, maintenance and rescue personnel are quickly and reasonably arranged for the fire through the maintenance and rescue module, the geographical position of the cable on fire is obtained through the Internet, and a rectangular coordinate system is made by taking the geographical position of the cable as the original point; acquiring the geographical position of the maintenance and rescue personnel through an internet map, and calculating the distance between the geographical position of the cable and the geographical position of the maintenance and rescue personnel by using a formula; selecting three maintenance rescuers closer to the geographical position of the cable; the geographical position of the cable and the accurate part of the cable joint on fire are sent to the mobile phone terminal of the three-position maintenance rescue worker in a voice mode through the communication unit.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is illustrative and explanatory only and is not intended to be exhaustive or to limit the invention to the precise embodiments described, and various modifications, additions, and substitutions may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the claims.
Claims (4)
1. An intelligent early-warning fireproof and explosion-proof blanket is characterized by comprising a fireproof and explosion-proof blanket (1), a high-voltage cable joint (2), a first through hole (3), a second through hole (4), a fireproof and explosion-proof inner layer (5), a fabric outer surface layer (6), a sealing ring (7), a blocking bag (8), a temperature sensor (9), a pressure sensor (10), a controller (11), a position sensing layer (12) and a position sensor (13), wherein the fireproof and explosion-proof blanket (1) is wrapped on the peripheral outer surface of the high-voltage cable joint (2);
the fireproof and explosion-proof blanket (1) is sequentially provided with a position sensing layer (12), a fireproof and explosion-proof inner layer (5) and a fabric outer surface layer (6) from inside to outside, the fireproof and explosion-proof inner layer (5) is arranged on the outer side of the position sensing layer (12), the fabric outer surface layer (6) is arranged on one side, far away from the position sensing layer (12), of the fireproof and explosion-proof inner layer (5), and a plurality of position sensors (13) are arranged on the position sensing layer (12);
four first through holes (3) are formed in four corners of the fireproof and explosion-proof blanket (1), temperature sensors (9) are arranged on one sides, close to the position sensing layer (12), of the four first through holes (3), and a plurality of second through holes (4) are formed in the center of the top end of the fireproof and explosion-proof blanket (1); a plurality of one end that second through-hole (4) are close to fabric extexine (6) all is provided with pressure sensor (10), and a plurality of one side that position response layer (12) were kept away from in second through-hole (4) is provided with blocks bag (8), block and install sealing washer (7) between bag (8) and second through-hole (4), one side that position response layer (12) were kept away from in fabric extexine (6) inside is provided with controller (11), detection module (14) and alarm module (15).
2. The intelligent early-warning fireproof and explosion-proof blanket as claimed in claim 1, wherein the alarm module (15) is electrically connected with a maintenance and rescue module, and the detection module (14) is electrically connected with a position sensor (13), a temperature sensor (9), a pressure sensor (10) and a fire diagnosis unit;
the detection module (14) is used for detecting the environmental data of the fireproof and explosion-proof blanket, the environmental data comprises the temperature and the pressure of the working environment of the fireproof and explosion-proof blanket, and the specific detection process is as follows:
s1: acquiring the temperature of the working environment of the fireproof and explosion-proof blanket in real time through a temperature sensor (9), and marking the temperature of the working environment of the fireproof and explosion-proof blanket as Ti, wherein i is 1.. n;
s2: acquiring the pressure of the working environment of the fireproof and explosion-proof blanket in real time through a pressure sensor (10), and marking the pressure of the working environment of the fireproof and explosion-proof blanket as Yi, i is 1.. n;
s3: obtaining a working environment coefficient Hi through a formula Hi-beta (Ti multiplied by d1+ Yi multiplied by d2), wherein d1 and d2 are both preset proportionality coefficients, d1 is larger than d2, d1+ d2 is 1, and beta is a correction proportionality factor and takes the value of 2.365147;
s4: if the working environment coefficient Hi is less than or equal to the environment coefficient threshold value, judging that the working environment is normal;
if the working environment coefficient Hi is larger than the environment coefficient threshold value, judging that the working environment is abnormal, generating an abnormal signal and sending the abnormal signal to the controller (11);
the controller (11) receives the abnormal signal and then sends the abnormal signal to the fire diagnosis unit, the fire diagnosis unit receives the abnormal signal and then detects the abnormal signal through the smoke sensor, the smoke sensor is provided with infrared geminate transistors, the infrared emitting tube cannot receive infrared light emitted by the infrared emitting tube when smoke does not exist, when smoke enters the smoke sensor, the infrared emitting tube receives the infrared light through refraction and reflection, and if the receiving amount of the infrared light exceeds a receiving amount threshold value, a fire signal is generated and sent to the controller (11);
controller (11) receive the fire signal and send fire signal to alarm module (15), and alarm module (15) receive the fire signal and generate alarm signal and send alarm signal to maintenance rescue module to through position sensor (13), detect out the accurate position that cable joint catches fire, and send maintenance rescue module together, maintenance rescue module is used for rationally arranging maintenance rescue personnel fast to the conflagration that takes place, and the concrete arrangement process is as follows:
a1: acquiring the geographical position of a cable with a fire disaster through the Internet, and taking the geographical position of the cable as an original point as a rectangular coordinate system;
a2: acquiring the geographical position of a maintenance rescuer through an internet map, wherein the corresponding coordinates are (Xb1, Yb1), (Xbn, Ybn);
a3: the distance between the geographic position of the cable and the geographic position of the maintenance rescue personnel is calculated by a formula
A4: selecting three maintenance rescuers closer to the geographical position of the cable;
the communication unit sends the geographical position of the cable and the accurate part of the cable joint on fire to the mobile phone terminal of the three-position maintenance rescue worker in a voice mode.
3. A preparation method of an intelligent early-warning fireproof explosion-proof blanket is characterized by comprising the following specific steps:
step one, preparing a fireproof and explosion-proof inner layer (5), weighing 5 parts of polyaspartic acid resin, 10 parts of distyrenated phenol, 8 parts of polypropylene fiber, 3 parts of organic silicon elastomer and 2 parts of isocyanate according to parts by weight to obtain a preparation raw material of the fireproof and explosion-proof inner layer (5);
step two: fully stirring the preparation raw materials of the fireproof and explosion-proof inner layer (5), adding 2 parts of gw-944 hindered amine light stabilizer with the same weight part, and fully stirring again;
step three: after fully stirring, cleaning the mixture, removing impurities on the surface of the mixture, and then putting the mixture into a preparation mold for uniformly spreading;
step four: performing thermoplasticity on the mixture in the preparation mold, and then drying and cooling;
the prepared fireproof and explosion-proof inner layer (5) is detected, and the detection result is as follows: the fireproof and explosion-proof efficiency of the fireproof and explosion-proof inner layer (5) is 90 percent, and the protection standard of a cable joint is reached.
4. The use of the intelligent pre-warning fire-proof and explosion-proof blanket as claimed in any one of claims 1-2, which is applied to a high-voltage cable connector.
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| CN111986430B (en) | 2021-05-11 |
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Effective date of registration: 20220107 Address after: 315000 No. 516, NANDA Road, Jinping street, Fenghua District, Ningbo City, Zhejiang Province Patentee after: Zhejiang Baorun applied material Co.,Ltd. Address before: 315000 building 12, No. 518, Xinmei Road, Yinzhou high tech Zone, Ningbo, Zhejiang Patentee before: NINGBO BAOER NEW MATERIAL Co.,Ltd. |