CN111932838A - Chemical experiment abnormal self-recognition alarm system based on information technology - Google Patents
Chemical experiment abnormal self-recognition alarm system based on information technology Download PDFInfo
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- CN111932838A CN111932838A CN202010861610.6A CN202010861610A CN111932838A CN 111932838 A CN111932838 A CN 111932838A CN 202010861610 A CN202010861610 A CN 202010861610A CN 111932838 A CN111932838 A CN 111932838A
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- 239000000126 substance Substances 0.000 title claims abstract description 36
- 238000002474 experimental method Methods 0.000 title claims abstract description 30
- 238000005516 engineering process Methods 0.000 title claims abstract description 23
- 230000002159 abnormal effect Effects 0.000 title abstract description 9
- 238000001514 detection method Methods 0.000 claims abstract description 103
- 238000001914 filtration Methods 0.000 claims abstract description 26
- 238000001179 sorption measurement Methods 0.000 claims abstract description 15
- 238000000034 method Methods 0.000 claims abstract description 8
- 239000000835 fiber Substances 0.000 claims description 19
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 17
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 15
- 239000000741 silica gel Substances 0.000 claims description 15
- 229910002027 silica gel Inorganic materials 0.000 claims description 15
- 238000009423 ventilation Methods 0.000 claims description 12
- 238000012545 processing Methods 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 238000009298 carbon filtering Methods 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 abstract description 3
- 238000012544 monitoring process Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 57
- 239000003153 chemical reaction reagent Substances 0.000 description 7
- 229910052799 carbon Inorganic materials 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000012824 chemical production Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000005574 cross-species transmission Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 231100000086 high toxicity Toxicity 0.000 description 1
- 230000009967 tasteless effect Effects 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
- 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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0027—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions
- B01D46/0036—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions by adsorption or absorption
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/56—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
- B01D46/62—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series
- B01D46/64—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series arranged concentrically or coaxially
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Abstract
The invention discloses an alarm system for self-identifying abnormal states of chemical experiments based on information technology, belonging to the technical field of chemical experiment monitoring and identifying alarms, gas in a laboratory is pumped into the gas detection tank through the drainage machine, the gas is guided into the two detection cavities in a shunting way through the two shunt tubes, and the two gas detection sensors perform synchronous and independent detection, so that the accuracy of a detection result is effectively improved, after the gas detection sensors detect parameters such as gas concentration and the like, if the parameters exceed a set value, and the alarm of the alarm is realized by the controller and the data module in an informationization way so as to effectively warn technicians whether the laboratory environment is dangerous or not, the detected gas is guided out by the guide holes on the guide plate and is subjected to layered adsorption filtration by the filter layer, and the harmless gas after filtration treatment is discharged into the laboratory, so that the personal safety of technicians in the experimental working process is effectively improved.
Description
Technical Field
The invention relates to the technical field of chemical experiment monitoring and recognizing alarm, in particular to a chemical experiment abnormity self-recognition alarm system based on an information technology.
Background
The normal operation of the production process of chemical products, the control and the guarantee of the product quality and the yield can not leave the adaptation and the normal operation of various chemical equipment. The matching of chemical equipment needs to be adapted to the requirements of chemical production through detail calculation, design, processing, manufacture and matching in the whole chemical production process; however, in the production process of chemical products, a large number of relevant chemical experiments are needed firstly.
Various chemical reagents are frequently required to be stored and used in a chemical laboratory, wherein the chemical reagents comprise chemical reagents with high risk, strong volatility and high toxicity, the chemical reagents are generally stored in a reagent cabinet, and during the storage process, toxic and harmful gases are inevitably discharged into the air of the laboratory and a reagent storage due to reagent volatilization, leakage and the like; simultaneously, when the technical staff carries out the experiment operation, if the experiment error and when causing a large amount of harmful gas to spill over, a large amount of harmful gas can be diffused in whole laboratory, even reveal to some tasteless colourless harmful gas very much, the technical staff is also difficult to perceive to cause the influence to technical staff's personal safety.
Therefore, the alarm system for chemical experiment abnormity self-recognition based on the information technology is provided to effectively improve the safety of the existing chemical laboratory work.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide a chemical experiment abnormity self-recognition alarm system based on information technology, gas in a laboratory is pumped into the gas detection tank through the drainage machine, the gas is guided into the two detection cavities in a shunting way through the two shunt tubes, and the two gas detection sensors perform synchronous and independent detection, so that the accuracy of a detection result is effectively improved, after the gas detection sensors detect parameters such as gas concentration and the like, if the parameters exceed a set value, and the alarm of the alarm is realized by the controller and the data module in an informationization way so as to effectively warn technicians whether the laboratory environment is dangerous or not, the detected gas is guided out by the guide holes on the guide plate and is subjected to layered adsorption filtration by the filter layer, and the harmless gas after filtration treatment is discharged into the laboratory, so that the personal safety of technicians in the experimental working process is effectively improved.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
The utility model provides an alarm system of chemical industry experiment heterology self-recognition based on information technology, includes gaseous detection jar and the base of fixed connection in gaseous detection jar bottom, the inside fixed mounting in bottom of gaseous detection jar has the drainage machine, the bleed end fixedly connected with of drainage machine extends to the intake pipe of gaseous detection jar outer tip, the inside gaseous detection platform that is connected with in top of gaseous detection jar, the end of giving vent to anger of drainage machine is equipped with the outlet duct, the top fixedly connected with a pair of shunt tubes of outlet duct, the upper end both sides of gaseous detection platform are seted up with a pair of shunt tubes assorted chamber of ventilating, the upper end of a pair of shunt tubes extends to a pair of intracavity of ventilating respectively, and a pair of intracavity portion of ventilating all inlays and is connected with the guide plate, a pair of the upper end of guide plate is run through the chamber of ventilating and fixed connection on the inner wall of gaseous detection jar, two the guide plate forms a closed, detect the intracavity and install gaseous detection sensor, set up on the up end in chamber of ventilating and detect the filter layer that the chamber is linked together, the gaseous detection jar is kept away from fixedly connected with alarm on the one end lateral wall of intake pipe, the cavity that links up mutually with a pair of guide plate position is seted up on the top of gaseous detection jar, the top fixedly connected with round platform shape baffle of cavity, round platform shape baffle department inlays to establish and is connected with gaseous adsorption apparatus structure, the bottom of gaseous adsorption apparatus structure extends to the middle part of a pair of guide plate, and has all seted up the water conservancy diversion hole on a pair of guide plate, and water conservancy diversion hole internally mounted has the solenoid valve.
Further, controller and data module are installed to the inner of base, controller and alarm looks electric connection, data module includes data receiving module, data transmission module and the data processing module of mutual electric connection, data receiving module and a pair of gaseous detection sensor signal connection carry out automatic identification to leading-in gas through information technology's control and detect to realize the abnormal form warning effect of chemical industry experiment.
Furthermore, it is a pair of all fixedly connected with fan-shaped closing plate on the lateral wall of both sides around the guide plate, fan-shaped closing plate's outer wall is sealed to be inlayed with the inner wall of gaseous detection jar and is established and be connected, realizes that the detection chamber is an solitary seal chamber body to realize fine gas collection and detect.
Further, gaseous test table is including inlaying the seal ring who establishes connecting on gaseous test tank is inside, the top of sealing ring is equipped with the ellipse shape boss, and is a pair of the chamber of ventilating is all seted up in the ellipse shape boss.
Further, adsorption apparatus constructs including inlaying the seal land of locating on the round platform shape baffle, the equal fixedly connected with in bottom both sides of seal land and the filter layer that a pair of guide plate position corresponds, the filter layer includes from outer activated carbon filter, fibre filter and the silica gel filter that distributes in proper order to the interior, and the gas after the detection flows through activated carbon filter, fibre filter and silica gel filter after deriving by the water conservancy diversion hole, realizes carrying out layering filtration processing to the gaseous pollutant with high concentration, and the harmless gas after the filtration is derived, effectively improves the security of chemical industry laboratory.
Further, the top portion of ellipse shape boss is seted up and is inlayed with filter layer bottom portion assorted and establish the chamber, the bottom of active carbon filtering layer, fibre filtering layer and silica gel filtering layer is all inlayed and is established and connect in inlaying and establish intracavity portion, and active carbon filtering layer, fibre filtering layer and filter layer be with inlay the arc structure of establishing the intracavity wall and sealing up, and every filter layer forms a airtight filtration space to better realization layering filters.
Further, the top of gaseous detection jar is inlayed and is established and install the sealed cowling that the cover was located on the round platform shape baffle, the bottom of sealed cowling and the sealed linking of lateral wall of gaseous detection jar, the gas vent has all been seted up on the top of sealed cowling and sealed platform.
A use method of a chemical experiment abnormal self-recognition alarm system based on an information technology comprises the following specific operation steps:
s1, when a technician performs a chemical experiment, starting a drainage machine, extracting air in a laboratory through the drainage machine and an air inlet pipe, respectively introducing air into a ventilation cavity through the air inlet pipe, an air outlet pipe and a pair of flow dividing pipes, and introducing the air into a pair of detection cavities through a pair of ventilation cavities, detecting the concentration of the air by an air detection sensor in the detection cavities, and when the concentration value is greater than a set value, controlling an alarm to alarm through the cooperation of a controller and a data module to prompt;
s2, after warning is obtained, opening the diversion hole on the diversion plate, leading the gas in the detection cavity into the cavity, sequentially flowing through the filter layer, the fiber filter layer and the silica gel filter layer at the filter layer, and discharging the gas after adsorption treatment through the sealing table and the exhaust port on the sealing cover.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) this scheme passes through the gas suction of drainage machine in with the laboratory to gaseous detection jar in, and lead to gaseous reposition of redundant personnel to two detection intracavity through two shunt tubes, carry out synchronous and independent detection by two gaseous detection sensor, effectively improve the accuracy of testing result, gaseous detection sensor detects the back to gas concentration isoparametric, if after the parameter surpassed the setting value, and through the controller, the alarm of the realization alarm of data module informationization, whether there is danger with this laboratory environment of effective warning technical staff, and gas after the detection is derived by the water conservancy diversion hole on the guide plate and is carried out the layering by the filter layer and adsorbs the filtration, harmless gaseous after the filtration treatment is again discharged in the laboratory, with the personal safety of effective improvement technical staff in the experimental work process.
(2) Controller and data module are installed to the inner of base, and controller and alarm looks electrical connection, and data module includes data receiving module, data transmission module and the data processing module of mutual electric connection, and data receiving module and a pair of gaseous detection sensor signal connection carry out automatic identification to leading-in gas through information technology's control and detect to realize the abnormal form warning effect of chemical industry experiment.
(3) All fixedly connected with fan-shaped closing plate on the both sides lateral wall around a pair of guide plate, the outer wall of fan-shaped closing plate is sealed to be inlayed with the inner wall of gaseous detection jar and is established and be connected, and fan-shaped closing plate realizes with the guide plate cooperation that the detection chamber is an solitary seal chamber body to realize fine gas collection and detect.
(4) Adsorption apparatus constructs including inlaying the seal platform of locating on round platform shape baffle, the equal fixedly connected with in bottom both sides of seal platform and the filter layer that a pair of guide plate position corresponds, the filter layer includes from outer to interior active carbon filter that distributes in proper order, fibre filter and silica gel filter, the gas after the detection flows through the active carbon filter after deriving by the water conservancy diversion hole, fibre filter and silica gel filter, the realization carries out layering filtration processing to the gaseous pollutant of high concentration, the harmless gas after the filtration is derived, effectively improve chemical industry laboratory's security.
(5) The top portion of ellipse shape boss is seted up and is inlayed with filter layer bottom end portion assorted and establish the chamber, and the bottom of active carbon filtering layer, fibre filtering layer and silica gel filtering layer all inlays to establish and connect in inlaying and establish intracavity portion, and active carbon filtering layer, fibre filtering layer and filter layer be with inlay the arc structure of establishing the intracavity wall and sealing up, and every filter layer forms a airtight filtration space to better realization layering filters.
Drawings
FIG. 1 is an exploded view of the present invention;
FIG. 2 is an internal cross-sectional view of the present invention;
FIG. 3 is a partial internal cross-sectional view of the gas detection canister of the present invention;
FIG. 4 is an external perspective view of the present invention;
FIG. 5 is a cross-sectional view at a gas detection station of the present invention;
FIG. 6 is an external perspective view of the gas detection station of the present invention;
FIG. 7 is a perspective view of the junction of the gas detection station with the baffle and the sector seal plate of the present invention;
fig. 8 is a perspective view of the filter mechanism of the present invention.
The reference numbers in the figures illustrate:
1 gaseous detection jar, 2 drainage machines, 201 intake pipe, 202 outlet duct, 3 gaseous detection platforms, 301 ventilate chamber, 3011 filter layer, 302 inlay and establish the chamber, 4 shunt tubes, 5 guide plates, 501 guide holes, 6 gaseous detection sensor, 7 sealed cowlings, 8 alarms, 9 bases, 10 sealed platforms, 11 filter layers, 111 active carbon filter layers, 112 fibre filter layers, 113 silica gel filter layers, 12 round platform shape baffle, 13 fan-shaped sealing plates.
Detailed Description
The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1-7, a chemical experiment abnormal self-recognition alarm system based on information technology comprises a gas detection tank 1 and a base 9 fixedly connected to the bottom end of the gas detection tank 1, a drainage machine 2 is fixedly installed inside the bottom end of the gas detection tank 1, an air suction pipe 201 extending to the outer end of the gas detection tank 1 is fixedly connected to the air suction end of the drainage machine 2, a gas detection table 3 is fixedly connected to the inside of the top end of the gas detection tank 1, an air outlet pipe 202 is arranged at the air outlet end of the drainage machine 2, a pair of shunt pipes 4 is fixedly connected to the top end of the air outlet pipe 202, vent cavities 301 matched with the pair of shunt pipes 4 are formed in two sides of the upper end of the gas detection table 3, in more detail, the gas detection table 3 comprises a sealing annular ring embedded and connected to the inside of the gas detection tank 1, an elliptical boss is arranged at the top end of, the upper end of a pair of shunt tubes 4 extends to respectively in a pair of ventilation cavity 301, and a pair of ventilation cavity 301 is inside all to inlay to establish and be connected with guide plate 5, the upper end of a pair of guide plate 5 runs through ventilation cavity 301 and fixed connection on the inner wall of gaseous detection jar 1, equal fixedly connected with fan-shaped closing plate 13 on the both sides lateral wall around a pair of guide plate 5, fan-shaped closing plate 13's outer wall and the sealed of inlaying of the inner wall of gaseous detection jar 1 establish and be connected, two guide plates 5 form a closed detection chamber with the left and right sides of gaseous detection platform 3 respectively, utilize drainage machine 2 with laboratory gas drainage to detect the intracavity, in order to realize fine gas collection and detect.
Referring to fig. 2-3, a gas detection sensor 6 is installed in the detection cavity, a filter hole layer 3011 communicated with the detection cavity is formed on the upper end surface of the ventilation cavity 301, an alarm 8 is fixedly connected to the side wall of one end of the gas detection tank 1 away from the gas inlet pipe 201, a controller and a data module are installed at the inner end of the base 9, the controller is electrically connected with the alarm 8, the data module comprises a data receiving module, a data transmitting module and a data processing module which are electrically connected with each other, the data receiving module is in signal connection with the pair of gas detection sensors 6, and the introduced gas is automatically identified and detected under the control of information technology, when the detected parameter value is larger than the set value, the alarm 8 carries out alarm processing to realize the abnormal warning function of the chemical experiment, the sub-recognition detection technology based on the technology is the prior art, and will not be described in detail herein.
Please refer to fig. 1-3 and fig. 7-8, the top of the gas detection tank 1 is provided with a cavity connected with the positions of a pair of guide plates 5, the top of the cavity is fixedly connected with a truncated cone-shaped baffle 12, the truncated cone-shaped baffle 12 is embedded and connected with a gas adsorption mechanism, the bottom of the gas adsorption mechanism extends to the middle of the pair of guide plates 5, and a pair of guide plates 5 are provided with guide holes 501, the guide holes 501 are internally provided with electromagnetic valves, the electromagnetic valves can be automatically controlled by a controller to open and close, specifically, the adsorption mechanism comprises a sealing table 10 embedded on the truncated cone-shaped baffle 12, and both sides of the bottom of the sealing table 10 are fixedly connected with filter layers 11 corresponding to the positions of the pair of guide plates 5.
Specifically, the filter layer 11 includes the activated carbon filter layer 111, the fiber filter layer 112 and the silica gel filter layer 113 that distribute in proper order from outside to inside, the gas after the detection is derived by the water conservancy diversion hole 501 and then flows through the activated carbon filter layer 111, the fiber filter layer 112 and the silica gel filter layer 113, the embedding chamber 302 that matches with the bottom portion of filter layer 11 is seted up to the top portion of oval boss, the bottom of activated carbon filter layer 111, the bottom of fiber filter layer 112 and silica gel filter layer 113 is all set up and is connected inside embedding chamber 302, and activated carbon filter layer 111, fiber filter layer 112 and filter layer 11 are the arc structure that links up with embedding chamber 302 inner wall mutually sealed, every filter layer forms a airtight filtration space, realize carrying out the layering filtration processing to the polluted gas that concentration is high, the harmless gas after the filtration is derived, effectively improve the security of chemical industry laboratory.
The top of gaseous detection jar 1 inlays to establish and installs the sealed cowling 7 of installing on cover locates round platform shape baffle 12, the sealed cowling plays certain protectiveness to the inside mounted structural component of gaseous detection jar 1, still plays certain aesthetic property simultaneously, the bottom of sealed cowling 7 and the sealed linking of lateral wall of gaseous detection jar 1, the gas vent has all been seted up on the top of sealed cowling 7 and sealed platform 10, adsorb the harmless gas after filtering and lead to in the laboratory again through the gas vent.
A use method of a chemical experiment abnormal self-recognition alarm system based on an information technology comprises the following specific operation steps:
s1, when a technician performs a chemical experiment, starting the drainage machine 2, extracting air in a laboratory through the drainage machine 2 and the air inlet pipe 201, respectively introducing the air into the ventilation cavities 301 through the air inlet pipe 201, the air outlet pipe 202 and the pair of flow dividing pipes 4, and introducing the air into the pair of detection cavities through the pair of ventilation cavities 301, detecting the concentration of the air by the air detection sensor 6 in the detection cavities, and controlling the alarm 8 to alarm to remind through the cooperation of the controller and the data module when the concentration value is greater than a set value;
s2, after the alarm is given, the diversion hole 501 on the diversion plate 5 is opened, the gas in the detection cavity is led into the cavity and flows through the filter layer 11, the fiber filter layer 112 and the silica gel filter layer 113 on the filter layer 11 in sequence, and the gas after adsorption treatment is discharged through the sealing table 10 and the exhaust port on the sealing cover 7.
The components used in the present invention are all standard components or components known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through routine experiments.
The above; but are merely preferred embodiments of the invention; the scope of the invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the invention are equally replaced or changed; are intended to be covered by the scope of the present invention.
Claims (8)
1. The utility model provides an alarm system of chemical industry experiment heterology self-recognition based on information technology, includes base (9) of gaseous detection jar (1) and fixed connection in gaseous detection jar (1) bottom, its characterized in that: the gas detection tank is characterized in that a drainage machine (2) is fixedly mounted inside the bottom end of the gas detection tank (1), an air inlet pipe (201) extending to the outer end part of the gas detection tank (1) is fixedly connected to the air exhaust end of the drainage machine (2), a gas detection table (3) is fixedly connected to the inside of the top end of the gas detection tank (1), an air outlet pipe (202) is arranged at the air outlet end of the drainage machine (2), a pair of shunt pipes (4) is fixedly connected to the top end of the air outlet pipe (202), vent cavities (301) matched with the shunt pipes (4) are formed in two sides of the upper end of the gas detection table (3), the upper ends of the shunt pipes (4) respectively extend into the vent cavities (301), a guide plate (5) is embedded and connected inside the vent cavities (301), and the upper ends of the guide plates (5) penetrate through the vent cavities (301) and are fixedly connected to, the two guide plates (5) and the left side and the right side of the gas detection table (3) form a closed detection cavity respectively, and a gas detection sensor (6) is installed in the detection cavity;
offer on the up end of ventilation chamber (301) and detect filtration layer (3011) that the chamber is linked together, fixedly connected with alarm (8) on the one end lateral wall of intake pipe (201) is kept away from in gaseous detection jar (1), the cavity that links up mutually with a pair of guide plate (5) position is seted up on the top of gaseous detection jar (1), the top fixedly connected with round platform shape baffle (12) of cavity, round platform shape baffle (12) department inlays and establishes and is connected with gaseous adsorption apparatus, gaseous adsorption apparatus's bottom extends to the middle part of a pair of guide plate (5), and all has seted up water conservancy diversion hole (501) on a pair of guide plate (5), and water conservancy diversion hole (501) internally mounted has the solenoid valve.
2. The chemical experiment abnormity self-recognition alarm system based on the information technology as claimed in claim 1, wherein: the gas detection alarm is characterized in that a controller and a data module are installed at the inner end of the base (9), the controller is electrically connected with the alarm (8), the data module comprises a data receiving module, a data transmission module and a data processing module which are electrically connected with each other, and the data receiving module is in signal connection with a pair of gas detection sensors (6).
3. The chemical experiment abnormity self-recognition alarm system based on the information technology as claimed in claim 1, wherein: the guide plate (5) is fixedly connected with fan-shaped sealing plates (13) on the side walls of the front side and the rear side, and the outer walls of the fan-shaped sealing plates (13) are connected with the inner wall of the gas detection tank (1) in a sealing and embedding manner.
4. The chemical experiment abnormity self-recognition alarm system based on the information technology as claimed in claim 1, wherein: gaseous detection platform (3) are including inlaying establish the sealed annular circle of connecting on gaseous detection jar (1) is inside, the top of sealing ring is equipped with the ellipse and appears the boss, and is a pair of ventilation chamber (301) are all seted up in the ellipse and appear the boss.
5. The alarm system for chemical experiment abnormity self-recognition based on the information technology according to claim 4, wherein: adsorption apparatus constructs including inlaying sealed platform (10) of locating on round platform shape baffle (12), the equal fixedly connected with in bottom both sides of sealed platform (10) and filter layer (11) that a pair of guide plate (5) position corresponds, filter layer (11) are including from outer activated carbon filter layer (111), fibre filter layer (112) and silica gel filter layer (113) to the interior distribution in proper order.
6. The alarm system for chemical experiment abnormity self-recognition based on the information technology according to claim 5, wherein: the top portion of ellipse shape boss is seted up and is inlayed with filter layer (11) bottom portion assorted and establish chamber (302), the bottom of active carbon filtering layer (111), fibre filtering layer (112) and silica gel filtering layer (113) all inlays to establish and connects in inlaying and establish inside chamber (302), and active carbon filtering layer (111), fibre filtering layer (112) and filter layer (11) are and inlay the arc structure of establishing chamber (302) inner wall looks sealed linking mutually.
7. The alarm system for chemical experiment abnormity self-recognition based on the information technology according to claim 6, wherein: the top of gaseous detection jar (1) inlays to establish and installs and cover sealed cowling (7) of locating on round platform shape baffle (12), the bottom of sealed cowling (7) and the sealed linking of lateral wall of gaseous detection jar (1), the gas vent has all been seted up on the top of sealed cowling (7) and sealed platform (10).
8. The use method of the chemical experiment abnormity self-recognition alarm system based on the information technology according to any one of claims 1 to 7, is characterized in that: the specific operation steps are as follows:
s1, when a technician is in a chemical experiment, starting a drainage machine (2), extracting air in a laboratory through the drainage machine (2) and an air inlet pipe (201), respectively introducing air into a ventilation cavity (301) through the air inlet pipe (201), an air outlet pipe (202) and a pair of shunt pipes (4), introducing the air into a pair of detection cavities through the pair of ventilation cavities (301), detecting the concentration of the air by an air detection sensor (6) in the detection cavities, and controlling an alarm (8) to alarm to prompt through the matching of a controller and a data module when the concentration value is greater than a set value;
s2, after warning is obtained, the diversion hole (501) in the diversion plate (5) is opened, gas in the detection cavity is guided into the cavity and flows through the filter layer (11) at the filter layer (11), the fiber filter layer (112) and the silica gel filter layer (113) in sequence, and the gas after adsorption treatment is discharged through the sealing table (10) and the exhaust port in the sealing cover (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010861610.6A CN111932838B (en) | 2020-08-25 | 2020-08-25 | Chemical experiment abnormal self-recognition alarm system based on information technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010861610.6A CN111932838B (en) | 2020-08-25 | 2020-08-25 | Chemical experiment abnormal self-recognition alarm system based on information technology |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111932838A true CN111932838A (en) | 2020-11-13 |
| CN111932838B CN111932838B (en) | 2022-02-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010861610.6A Expired - Fee Related CN111932838B (en) | 2020-08-25 | 2020-08-25 | Chemical experiment abnormal self-recognition alarm system based on information technology |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001286717A (en) * | 2000-04-06 | 2001-10-16 | Osaka Gas Co Ltd | Air cleaner |
| CN202962243U (en) * | 2012-12-22 | 2013-06-05 | 湘潭保利光电测控科技有限公司 | Treatment system for industrial stink smelly gases |
| CN206695347U (en) * | 2017-03-01 | 2017-12-01 | 苏州中卫宝佳净化工程有限公司 | A kind of efficient air distributor structure and air cleaning system |
| JP2018124182A (en) * | 2017-02-01 | 2018-08-09 | いすゞ自動車株式会社 | Sensor and method of manufacturing the same |
| CN210924857U (en) * | 2020-01-13 | 2020-07-03 | 大庆联江科技有限公司 | Household combustible gas alarm |
-
2020
- 2020-08-25 CN CN202010861610.6A patent/CN111932838B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001286717A (en) * | 2000-04-06 | 2001-10-16 | Osaka Gas Co Ltd | Air cleaner |
| CN202962243U (en) * | 2012-12-22 | 2013-06-05 | 湘潭保利光电测控科技有限公司 | Treatment system for industrial stink smelly gases |
| JP2018124182A (en) * | 2017-02-01 | 2018-08-09 | いすゞ自動車株式会社 | Sensor and method of manufacturing the same |
| CN206695347U (en) * | 2017-03-01 | 2017-12-01 | 苏州中卫宝佳净化工程有限公司 | A kind of efficient air distributor structure and air cleaning system |
| CN210924857U (en) * | 2020-01-13 | 2020-07-03 | 大庆联江科技有限公司 | Household combustible gas alarm |
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| CN111932838B (en) | 2022-02-08 |
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