CN111999376A - PID-Tvoc on-line monitoring system - Google Patents
PID-Tvoc on-line monitoring system Download PDFInfo
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- CN111999376A CN111999376A CN202010975545.XA CN202010975545A CN111999376A CN 111999376 A CN111999376 A CN 111999376A CN 202010975545 A CN202010975545 A CN 202010975545A CN 111999376 A CN111999376 A CN 111999376A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/62—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode
- G01N27/64—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode using wave or particle radiation to ionise a gas, e.g. in an ionisation chamber
- G01N27/66—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode using wave or particle radiation to ionise a gas, e.g. in an ionisation chamber and measuring current or voltage
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/26—Drying gases or vapours
- B01D53/261—Drying gases or vapours by adsorption
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/26—Drying gases or vapours
- B01D53/266—Drying gases or vapours by filtration
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
- G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/42—Determining position
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/38—Services specially adapted for particular environments, situations or purposes for collecting sensor information
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0213—Venting apertures; Constructional details thereof
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/14—Mounting supporting structure in casing or on frame or rack
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/80—Water
Abstract
The invention discloses a PID-Tvoc online monitoring system which comprises a PVC negative pressure shell, an air outlet, an air inlet cover, an air inlet, a TPO shell and a heat dissipation box body, wherein an air suction fan is installed in the PVC negative pressure shell through an installation seat, one end of the PVC negative pressure shell is provided with the TPO shell through a connecting sleeve and a screw, the top of the TPO shell is provided with a sealing top cover through a bolt, the top of the sealing top cover is provided with a loudspeaker through a bolt, the bottom of the sealing top cover is provided with a limiting clamp shell through a screw, a wireless transceiving module is installed in the limiting clamp shell through the installation seat, one end of the limiting clamp shell is provided with a GPS positioner through the installation seat, the other end of the limiting clamp shell is welded with a positioning plate, and one side of the positioning. The novel PID-Tvoc online monitoring system has various functions, is simple to operate and convenient to produce, meets various requirements in use, and is suitable for wide popularization and use.
Description
Technical Field
The invention relates to the technical field of detection, in particular to a PID-Tvoc online monitoring system.
Background
Researchers of indoor air quality generally refer to all indoor Organic gaseous substances they sample for analysis as TVOC, which is an abbreviation of the first letter of the three words of Voice Organic Compound, and the various VOCs being measured are collectively referred to as Total Volatile Organic TVOC (Total Volatile Organic Compounds). The TVOC is one of three kinds of pollution which have serious influence on indoor air quality. TVOC is an organic substance with saturated vapor pressure exceeding 133.32pa at room temperature, the boiling point of the TVOC is 50-250 ℃, the TVOC can exist in air in a form of evaporation at room temperature, and the TVOC has toxicity, irritation, carcinogenicity and special smell, can affect skin and mucous membrane, and can cause acute damage to human body. The World Health Organization (WHO), national academy of sciences/national research council (NAS/NRC), etc., have emphasized that TVOC is an important class of air pollutants. The U.S. environmental agency (EPA) defines VOCs as: except carbon monoxide, carbon dioxide, carbonic acid, metal carbide, carbonate and ammonium carbonate, any carbon-containing compound participating in photochemical reaction in the atmosphere needs to be detected for TVOC harmful gas through detection equipment, the existing detection equipment cannot remotely display, does not have the alarm function, and has an unobvious heat dissipation effect, so that a PID-Tvoc online monitoring system is provided.
Disclosure of Invention
The invention mainly aims to provide a PID-Tvoc on-line monitoring system, wherein the analyzed and processed signals are transmitted to a remote computer or a receiving end of a smart phone through a wireless transceiving module, so that remote checking is facilitated, remote checking is realized, manpower and material resources are saved, the intellectualization is obviously improved, and a GPS module and a PGS antenna are arranged on a GPS positioner. The point of positioning is captured by searching for satellites. And then through the network to our back office. The backstage can calculate and resolve out the longitude and latitude coordinate of equipment, confirm the address at last, thereby show the position on the computer or on the smart mobile phone, the personnel of being convenient for confirm the detection position, convenient recording, be convenient for in time take measures to this detection area after the harmful component that detects out exceeds standard, improve treatment efficiency, show energy-concerving and environment-protective design theory, when the inside temperature of long-time work is higher, utilize the interior graphite alkene granule of heat dissipation box body to absorb the heat in the TPO casing fast, reduce inside temperature, guarantee electronic component normal operating, can effectively solve the problem in the background art.
In order to achieve the purpose, the invention adopts the technical scheme that:
a PID-Tvoc on-line monitoring system comprises a PVC negative pressure shell, an air outlet, an air inlet cover, an air inlet, a TPO shell and a heat dissipation box body, wherein an air suction fan is installed in the PVC negative pressure shell through a mounting seat, the TPO shell is installed at one end of the PVC negative pressure shell through a connecting sleeve and a screw, a sealing top cover is installed at the top of the TPO shell through a bolt, a loudspeaker is installed at the top of the sealing top cover through a bolt, a limiting clamp shell is installed at the bottom of the sealing top cover through a screw, a wireless transceiving module is installed in the limiting clamp shell through a mounting seat, a GPS positioner is installed at one end of the limiting clamp shell through a mounting seat, a positioning plate is welded at the other end of the limiting clamp shell, a PID photo-ion sensor is installed at one side of the positioning plate through a positioning screw, an elastic damping block is installed at the, the utility model discloses a TPO casing, including mounting substrate, alarm, UPS power, bolt, mounting hole and screw, mounting substrate's top is provided with the alarm through spacing seat, and the one end of alarm has the UPS power through the screw mounting, install the treater through the mounting seat between UPS power and the alarm, the heat dissipation box body is installed through the bolt in the bottom of TPO casing, the heat conduction aluminum plate is installed through mounting hole and screw in the bottom of heat dissipation box body, the one end input port welding of TPO casing has the air intake, be provided with the cotton that absorbs water.
Further, an air outlet is installed at the output port of the PVC negative pressure shell through a screw.
Further, wireless transceiver module passes through the wire and connects the signal line of receiving and dispatching, foraminiferous rubber block is installed through the mounting hole in the top of sealing top cap, and the signal line of receiving and dispatching runs through foraminiferous rubber block.
Further, the internal surface layer of TPO casing is provided with waterproof cured layer, and waterproof cured layer is the organosilicon coating.
Further, the heat dissipation box body is filled with the graphite alkene granule, heat conduction aluminum plate's top surface coating has heat conduction silicone grease and is located the graphite alkene granule.
Furthermore, the top of the air inlet is provided with a replacement opening through a screw, and one side of the air inlet is provided with an air inlet cover through a screw.
Furthermore, the output end and the input end of the alarm are respectively connected with the input end of the loudspeaker and the output end of the processor through leads.
Furthermore, the output end of the UPS power supply is connected with the input ends of the processor and the suction fan through wires, and the output end of the PID photo-ion sensor is electrically connected with the input end of the processor through wires.
Furthermore, the GPS locator and the wireless transceiver module are connected with the processor through wires.
Further, the mounting substrate is made of butyl rubber materials, the elastic damping block is made of ABS plastic materials, a stain-resistant layer is arranged on the outer surface layer of the TPO shell, and the stain-resistant layer is a silicon fluoride modified coating.
Compared with the prior art, the invention has the following beneficial effects:
1. and opening the suction fan to enable the PVC negative pressure shell to be in a negative pressure state, enabling the gas to be detected to enter the TPO shell under the action of gas pressure, wherein the PID photo-ion sensor is composed of an ultraviolet light source and an air chamber. The ultraviolet light emitting principle is the same as that of a fluorescent tube, but the frequency is high and the energy is large. After the gas to be detected reaches the gas chamber, ultraviolet light emitted by the ultraviolet lamp is ionized to generate charge flow, the gas concentration is positively correlated with the charge flow, the gas concentration can be measured by measuring the charge flow, and toxic and harmful gases including inorganic gases such as ammonia gas and organic gases such as toluene and the like are detected.
2. The analyzed and processed signals are transmitted to a remote computer or a smart phone receiving end through a wireless transceiving module, remote checking is facilitated, remote checking is achieved, manpower and material resources are saved, intelligentization is improved remarkably, and a GPS module and a PGS antenna are arranged on GPS locator equipment. The point of positioning is captured by searching for satellites. And then through the network to our back office. The backstage can calculate and resolve out the longitude and latitude coordinate of equipment, confirm the address at last, thereby show the position on the computer or on the smart mobile phone, the personnel of being convenient for confirm the detection position, convenient recording, be convenient for in time take measures to this detection area after the harmful component that detects out exceeds standard, improve treatment efficiency, show up energy-concerving and environment-protective design theory, utilize the cotton of absorbing water in the air inlet to be convenient for carry out the drainage to the air of intaking, it is dry to improve the entering gas, avoid damaging inside electronic component, utilize waterproof cured layer to be the organosilicon coating, the dampproofing and waterproofing effect is showing, avoid the moisture to enter into in the seal cap, further protect electronic component.
3. The detected data information is transmitted into the processor for analysis and processing, when the data information exceeds a safety value, the alarm can give an alarm at the first time by using the alarm, the volume of the alarm is increased by using the loudspeaker, and the effect is obvious. When the inside temperature of long-time work is higher, utilize the graphite alkene granule in the heat dissipation box body to absorb the heat in the TPO casing fast, reduce inside temperature, guarantee electronic component normal operating, and the heat in the TPO casing is derived through heat conduction aluminum plate fast, be convenient for continuously dispel the heat, the electric energy is saved, the mounting substrate is made for butyl rubber material, the heat conduction effect is good, elasticity is high, high temperature resistant ageing resistance, durable, the elastic shock absorption piece is made for ABS plastic material, elasticity is high, the cushioning effect is good, reduce electronic component's vibrations, prevent that the end of a thread is not hard up, resistant dirty layer is silicon fluoride modified coating, make TPO casing surface resistant dirt difficult sticky dust, coating intensity is high, difficult spalling, durable.
Drawings
Fig. 1 is a schematic diagram of the overall structure of a PID-Tvoc online monitoring system according to the present invention.
Fig. 2 is a schematic structural diagram of a suction fan of the PID-Tvoc online monitoring system of the present invention.
Fig. 3 is a schematic structural view of a waterproof cured layer of the PID-Tvoc online monitoring system of the present invention.
In the figure: 1. a mounting substrate; 2. an elastic damping block; 3. an alarm; 4. a heat conducting aluminum plate; 5. graphene particles; 6. a processor; 7. a heat dissipation box body; 8. a UPS power supply; 9. positioning a plate; 10. a PID photo-ion sensor; 11. absorbent cotton; 12. an air inlet cover; 13. an air inlet; 14. replacing the port; 15. a TPO shell; 16. limiting and clamping the shell; 17. a wireless transceiver module; 18. a rubber block with holes; 19. a GPS locator; 20. sealing the top cover; 21. a speaker; 22. connecting sleeves; 23. a PVC negative pressure shell; 24. an air outlet; 25. an air suction fan; 26. a waterproof cured layer.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Example one
As shown in fig. 1-3, a PID-Tvoc on-line monitoring system comprises a PVC negative pressure casing 23, an air outlet 24, an air inlet cover 12, an air inlet 13, a TPO casing 15 and a heat dissipation box 7, wherein a suction fan 25 is installed in the PVC negative pressure casing 23 through a mounting seat, the TPO casing 15 is installed at one end of the PVC negative pressure casing 23 through a connecting sleeve 22 and a screw, a sealing top cover 20 is installed at the top of the TPO casing 15 through a bolt, a speaker 21 is installed at the top of the sealing top cover 20 through a bolt, a limit card casing 16 is installed at the bottom of the sealing top cover 20 through a screw, a wireless transceiver module 17 is installed in the limit card casing 16 through a mounting seat, a GPS locator 19 is installed at one end of the limit card casing 16 through a mounting seat, a locating plate 9 is welded at the other end of the limit card casing 16, and a PID photo ion sensor, elastic snubber block 2 of bottom through the screw mounting in TPO casing 15, mounting substrate 1 is passed through the screw mounting at the top of elastic snubber block 2, mounting substrate 1's top is provided with alarm 3 through spacing seat, and the one end of alarm 3 has UPS power 8 through the screw mounting, install treater 6 through the mount pad between UPS power 8 and the alarm 3, heat dissipation box body 7 is installed through the bolt in TPO casing 15's bottom, heat conduction aluminum plate 4 is installed through mounting hole and screw in heat dissipation box body 7's bottom, TPO casing 15's one end input port welding has air intake 13, be provided with cotton 11 that absorbs water through spacing support in the air intake 13.
Wherein, an air outlet 24 is arranged at the output port of the PVC negative pressure shell 23 through a screw.
In this embodiment, as shown in fig. 1, the air outlet 24 facilitates outputting the detected gas.
The wireless transceiver module 17 is connected with a transceiver signal line through a wire, the perforated rubber block 18 is installed on the top of the sealing top cover 20 through a mounting hole, and the transceiver signal line penetrates through the perforated rubber block 18.
In this embodiment, as shown in fig. 1, the rubber block with holes 18 improves the sealing property between the transmission and reception signal lines and the seal cap 20.
Wherein, the inner surface layer of TPO casing 15 is provided with waterproof cured layer 26, and waterproof cured layer 26 is an organosilicon coating.
In this embodiment, as shown in fig. 3, the waterproof cured layer 26 is a silicone coating, which has a significant waterproof and moisture-proof effect, and prevents moisture from entering the seal top cover 20, thereby further protecting the electronic component.
Wherein, the heat dissipation box body 7 intussuseption is filled with graphite alkene granule 5, the top layer coating of heat conduction aluminum plate 4 has heat conduction silicone grease and is located graphite alkene granule 5.
As shown in figure 1 in this embodiment, when the inside temperature of long-time work is higher, utilize the quick absorption of the heat in TPO casing 15 of graphite alkene granule 5 in the heat dissipation box body 7, reduce inside temperature, guarantee electronic component normal operating to heat in the TPO casing 15 is derived fast through heat conduction aluminum plate 4, is convenient for continuously dispel the heat, practices thrift the electric energy.
The top of the air inlet 13 is provided with a replacement port 14 through a screw, and one side of the air inlet 13 is provided with an air inlet cover 12 through a screw.
In this embodiment, as shown in fig. 1, the replacement port 14 is used to facilitate replacement of the absorbent cotton 11 in the air inlet 13.
Wherein, the output end and the input end of the alarm 3 are respectively connected with the input end of the loudspeaker 21 and the output end of the processor 6 through leads.
In the embodiment, as shown in fig. 1, when the safety value is exceeded, the alarm 3 gives an alarm at the first time, and the speaker 21 is used to increase the volume of the alarm, so that the effect is remarkable.
Wherein, the output end of the UPS power supply 8 is connected with the input ends of the processor 6 and the suction fan 25 through conducting wires.
In this embodiment, as shown in fig. 1 and 2, the UPS power supply 8 supplies power to the electric equipment, and the electric equipment operates normally.
Wherein, the output end of the PID photo-ion sensor 10 is electrically connected with the input end of the processor 6 through a lead.
In this embodiment, as shown in fig. 1, the PID photo-ion sensor 10 is composed of an ultraviolet light source and a gas cell. The ultraviolet light emitting principle is the same as that of a fluorescent tube, but the frequency is high and the energy is large. After the gas to be detected reaches the gas chamber, ultraviolet light emitted by the ultraviolet lamp is ionized to generate charge flow, the gas concentration is positively correlated with the charge flow, the gas concentration can be measured by measuring the charge flow, and toxic and harmful gases including inorganic gases such as ammonia gas and organic gases such as toluene and the like are detected. The detected data information is transmitted to the processor 6 for analysis and processing, and when the safety value is exceeded, the alarm 3 is used for giving an alarm for the first time.
Wherein, the GPS locator 19 and the wireless transceiver module 17 are connected with the processor 6 through wires.
In this embodiment, as shown in fig. 1, the analyzed and processed signal is transmitted to a remote computer or a receiving end of a smart phone through the wireless transceiver module 17, so that remote checking is facilitated, remote checking is realized, manpower and material resources are saved, intelligentization is significantly improved, and a GPS module and a PGS antenna are provided on the GPS locator 19. The point of positioning is captured by searching for satellites. And then through the network to our back office. The background can calculate and analyze longitude and latitude coordinates of the equipment, and finally, the address is determined, so that the position is displayed on a computer or a smart phone, personnel can conveniently determine the detection position and record, measures can be conveniently taken for the detection area in time after the detected harmful components exceed the standard, and the treatment efficiency is improved.
The mounting substrate 1 is made of butyl rubber material, the elastic damping block 2 is made of ABS plastic material, the outer surface layer of the TPO shell 15 is provided with a stain-resistant layer, and the stain-resistant layer is a silicon fluoride modified coating.
As shown in fig. 1 in this embodiment, mounting substrate 1 is made for butyl rubber material, and the heat conduction is effectual, and elasticity is high, high temperature resistant ageing resistance, durable, and elasticity snubber block 2 is made for ABS plastic material, and elasticity is high, and buffering effect is good, reduces electronic component's vibrations, prevents that the end of a thread is not hard up, and resistant dirty layer is the modified coating of silicon fluoride, makes TPO 15 surface dirty and difficult sticky dust of gluing of the resistant dirt of TPO casing, and coating strength is high, and is difficult for peeling off, durable.
Example two
As shown in fig. 1-3, a PID-Tvoc on-line monitoring system comprises a PVC negative pressure casing 23, an air outlet 24, an air inlet cover 12, an air inlet 13, a TPO casing 15 and a heat dissipation box 7, wherein a suction fan 25 is installed in the PVC negative pressure casing 23 through a mounting seat, the TPO casing 15 is installed at one end of the PVC negative pressure casing 23 through a connecting sleeve 22 and a screw, a sealing top cover 20 is installed at the top of the TPO casing 15 through a bolt, a speaker 21 is installed at the top of the sealing top cover 20 through a bolt, a limit card casing 16 is installed at the bottom of the sealing top cover 20 through a screw, a wireless transceiver module 17 is installed in the limit card casing 16 through a mounting seat, a GPS locator 19 is installed at one end of the limit card casing 16 through a mounting seat, a locating plate 9 is welded at the other end of the limit card casing 16, and a PID photo ion sensor, elastic snubber block 2 of bottom through the screw mounting in TPO casing 15, mounting substrate 1 is passed through the screw mounting at the top of elastic snubber block 2, mounting substrate 1's top is provided with alarm 3 through spacing seat, and the one end of alarm 3 has UPS power 8 through the screw mounting, install treater 6 through the mount pad between UPS power 8 and the alarm 3, heat dissipation box body 7 is installed through the bolt in TPO casing 15's bottom, heat conduction aluminum plate 4 is installed through mounting hole and screw in heat dissipation box body 7's bottom, TPO casing 15's one end input port welding has air intake 13, be provided with cotton 11 that absorbs water through spacing support in the air intake 13.
Wherein, an air outlet 24 is arranged at the output port of the PVC negative pressure shell 23 through a screw.
In this embodiment, as shown in fig. 1, the air outlet 24 facilitates outputting the detected gas.
The wireless transceiver module 17 is connected with a transceiver signal line through a wire, the perforated rubber block 18 is installed on the top of the sealing top cover 20 through a mounting hole, and the transceiver signal line penetrates through the perforated rubber block 18.
In this embodiment, as shown in fig. 1, the rubber block with holes 18 improves the sealing property between the transmission and reception signal lines and the seal cap 20.
Wherein, the inner surface layer of TPO casing 15 is provided with waterproof cured layer 26, and waterproof cured layer 26 is an organosilicon coating.
In this embodiment, as shown in fig. 3, the waterproof cured layer 26 is a silicone coating, which has a significant waterproof and moisture-proof effect, and prevents moisture from entering the seal top cover 20, thereby further protecting the electronic component.
Wherein, the heat dissipation box body 7 intussuseption is filled with graphite alkene granule 5, the top layer coating of heat conduction aluminum plate 4 has heat conduction silicone grease and is located graphite alkene granule 5.
As shown in figure 1 in this embodiment, when the inside temperature of long-time work is higher, utilize the quick absorption of the heat in TPO casing 15 of graphite alkene granule 5 in the heat dissipation box body 7, reduce inside temperature, guarantee electronic component normal operating to heat in the TPO casing 15 is derived fast through heat conduction aluminum plate 4, is convenient for continuously dispel the heat, practices thrift the electric energy.
The top of the air inlet 13 is provided with a replacement port 14 through a screw, and one side of the air inlet 13 is provided with an air inlet cover 12 through a screw.
In this embodiment, as shown in fig. 1, the replacement port 14 is used to facilitate replacement of the absorbent cotton 11 in the air inlet 13.
Wherein, the output end and the input end of the alarm 3 are respectively connected with the input end of the loudspeaker 21 and the output end of the processor 6 through leads.
In the embodiment, as shown in fig. 1, when the safety value is exceeded, the alarm 3 gives an alarm at the first time, and the speaker 21 is used to increase the volume of the alarm, so that the effect is remarkable.
Wherein, the output end of the UPS power supply 8 is connected with the input ends of the processor 6 and the suction fan 25 through conducting wires.
In this embodiment, as shown in fig. 1 and 2, the UPS power supply 8 supplies power to the electric equipment, and the electric equipment operates normally.
Wherein, the output end of the PID photo-ion sensor 10 is electrically connected with the input end of the processor 6 through a lead.
In this embodiment, as shown in fig. 1, the PID photo-ion sensor 10 is composed of an ultraviolet light source and a gas cell. The ultraviolet light emitting principle is the same as that of a fluorescent tube, but the frequency is high and the energy is large. After the gas to be detected reaches the gas chamber, ultraviolet light emitted by the ultraviolet lamp is ionized to generate charge flow, the gas concentration is positively correlated with the charge flow, the gas concentration can be measured by measuring the charge flow, and toxic and harmful gases including inorganic gases such as ammonia gas and organic gases such as toluene and the like are detected. The detected data information is transmitted to the processor 6 for analysis and processing, and when the safety value is exceeded, the alarm 3 is used for giving an alarm for the first time.
Wherein, the GPS locator 19 and the wireless transceiver module 17 are connected with the processor 6 through wires.
In this embodiment, as shown in fig. 1, the analyzed and processed signal is transmitted to a remote computer or a receiving end of a smart phone through the wireless transceiver module 17, so that remote checking is facilitated, remote checking is realized, manpower and material resources are saved, intelligentization is significantly improved, and a GPS module and a PGS antenna are provided on the GPS locator 19. The point of positioning is captured by searching for satellites. And then through the network to our back office. The background can calculate and analyze longitude and latitude coordinates of the equipment, and finally, the address is determined, so that the position is displayed on a computer or a smart phone, personnel can conveniently determine the detection position and record, measures can be conveniently taken for the detection area in time after the detected harmful components exceed the standard, and the treatment efficiency is improved.
The mounting substrate 1 is made of butyl rubber material, the elastic damping block 2 is made of ABS plastic material, the outer surface layer of the TPO shell 15 is provided with a stain-resistant layer, and the stain-resistant layer is a Teflon modified coating.
As shown in fig. 1 in this embodiment, mounting substrate 1 is made for butyl rubber material, and the heat conduction is effectual, and elasticity is high, high temperature resistant ageing resistance, durable, and elasticity snubber block 2 is made for ABS plastic material, and elasticity is high, and buffering effect is good, reduces electronic component's vibrations, prevents that the end of a thread is not hard up, and resistant dirty layer is the modified coating of silicon fluoride, makes TPO 15 surface dirty and difficult sticky dust of gluing of the resistant dirt of TPO casing, and coating strength is high, and is difficult for peeling off, durable.
It should be noted that, the present invention is a PID-Tvoc on-line monitoring system, when working, the suction fan 25 is turned on to make the interior of the PVC negative pressure shell 23 in a negative pressure state, the gas to be detected enters the TPO shell 15 under the action of the gas pressure, and the PID photo-ion sensor 10 is composed of an ultraviolet light source and a gas chamber. The ultraviolet light emitting principle is the same as that of a fluorescent tube, but the frequency is high and the energy is large. After the gas to be detected reaches the gas chamber, ultraviolet light emitted by the ultraviolet lamp is ionized to generate charge flow, the gas concentration is positively correlated with the charge flow, the gas concentration can be measured by measuring the charge flow, and toxic and harmful gases including inorganic gases such as ammonia gas and organic gases such as toluene and the like are detected. Carry out analysis processes in transmitting the data message that detects to treater 6, utilize alarm 3 can the very first time to send out the police dispatch newspaper when exceeding safe numerical value, and utilize speaker 21 to improve the volume of reporting to the police, the effect is showing, the signal after the analysis processes passes through wireless transceiver module 17 and transmits remote computer or smart mobile phone receiving terminal, be convenient for long-range looking over, realize remote inspection, use manpower sparingly material resources, intellectuality is showing and is improving, it has the GPS module and also the PGS antenna to utilize on the 19 equipment of GPS locator. The point of positioning is captured by searching for satellites. And then through the network to our back office. The background can calculate and analyze longitude and latitude coordinates of the equipment, and finally, an address is determined, so that the position is displayed on a computer or a smart phone, personnel can conveniently determine a detection position, recording is convenient, measures can be conveniently and timely taken for the detection area after detected harmful components exceed the standard, the treatment efficiency is improved, the design concept of energy conservation and environmental protection is highlighted, water filtration is facilitated for sucked air by using the water absorption cotton 11 in the air inlet 13, the entering air drying is improved, the damage to internal electronic elements is avoided, the waterproof curing layer 26 is an organic silicon coating, the waterproof and moistureproof effects are obvious, moisture is prevented from entering the sealing top cover 20, the electronic elements are further protected, when the internal temperature is high after long-time work, the heat in the TPO shell 15 is quickly absorbed by using the graphene particles 5 in the heat dissipation box body 7, the internal temperature is reduced, and the normal operation of the electronic elements is ensured, and heat in the TPO casing 15 is derived through heat conduction aluminum plate 4 fast, be convenient for continuously dispel the heat, practice thrift the electric energy, mounting substrate 1 is made for butyl rubber material, the heat conduction is effectual, elasticity is high, high temperature resistant ageing resistance, durable, elasticity snubber block 2 is made for ABS plastic material, elasticity is high, the cushioning effect is good, reduce electronic component's vibrations, prevent that the end of a thread is not hard up, resistant dirty layer is the modified coating of silicon fluoride, make 15 surfaces of TPO casing resistant dirty dirt difficult sticky dust, coating strength is high, difficult peeling, durable.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a PID-Tvoc on-line monitoring system, includes PVC negative pressure casing (23), air outlet (24), air inlet cover (12), air intake (13), TPO casing (15) and heat dissipation box body (7), its characterized in that: the PVC negative pressure casing (23) is internally provided with a suction fan (25) through a mounting seat, one end of the PVC negative pressure casing (23) is provided with a TPO casing (15) through a connecting sleeve (22) and a screw, the top of the TPO casing (15) is provided with a sealing top cover (20) through a bolt, the top of the sealing top cover (20) is provided with a loudspeaker (21) through a bolt, the bottom of the sealing top cover (20) is provided with a limit card shell (16) through a screw, a wireless transceiver module (17) is arranged in the limit card shell (16) through a mounting seat, one end of the limit card shell (16) is provided with a GPS positioner (19) through a mounting seat, the other end of the limit card shell (16) is welded with a positioning plate (9), one side of the positioning plate (9) is provided with a PID (photo ion) sensor (10) through a positioning screw, the bottom of the TP, the utility model discloses a TPO (thermoplastic elastomer) heat dissipation device, including elastic shock absorption block (2), mounting substrate (1) is installed through the screw in the top of elastic shock absorption block (2), the top of mounting substrate (1) is provided with alarm (3) through spacing seat, and the one end of alarm (3) has UPS power (8) through the screw installation, install treater (6) through the mount pad between UPS power (8) and alarm (3), heat dissipation box body (7) are installed through the bolt in the bottom of TPO casing (15), the bottom of heat dissipation box body (7) has heat conduction aluminum plate (4) through mounting hole and screw installation, the one end input port welding of TPO casing (15) has air intake (13), be provided with cotton (11) that absorb water through spacing support in air intake.
2. The online PID-Tvoc monitoring system according to claim 1, wherein: and an air outlet (24) is arranged at the output port of the PVC negative pressure shell (23) through a screw.
3. The online PID-Tvoc monitoring system according to claim 1, wherein: the wireless transceiver module (17) is connected with a transceiver signal wire through a wire, the top of the sealing top cover (20) is provided with a perforated rubber block (18) through a mounting hole, and the transceiver signal wire penetrates through the perforated rubber block (18).
4. The online PID-Tvoc monitoring system according to claim 1, wherein: the inner surface layer of TPO casing (15) is provided with waterproof cured layer (26), and waterproof cured layer (26) are the organosilicon coating.
5. The online PID-Tvoc monitoring system according to claim 1, wherein: the utility model discloses a heat dissipation box body, including heat dissipation box body (7), heat conduction aluminum plate (4) and heat conduction silicone grease, heat dissipation box body (7) intussuseption is filled with graphite alkene granule (5), the top surface coating of heat conduction aluminum plate (4) has heat conduction silicone grease and is located graphite alkene granule (5).
6. The online PID-Tvoc monitoring system according to claim 1, wherein: the top of air intake (13) is installed through the screw and is changed mouth (14), air intake (13) one side is installed air inlet cover (12) through the screw.
7. The online PID-Tvoc monitoring system according to claim 1, wherein: the output end and the input end of the alarm (3) are respectively connected with the input end of the loudspeaker (21) and the output end of the processor (6) through leads.
8. The online PID-Tvoc monitoring system according to claim 1, wherein: the output end of the UPS (8) is connected with the input ends of the processor (6) and the suction fan (25) through wires.
9. The online PID-Tvoc monitoring system according to claim 1, wherein: the output end of the PID photo-ion sensor (10) is electrically connected with the input end of the processor (6) through a wire, and the GPS positioner (19) and the wireless transceiving module (17) are connected with the processor (6) through a wire.
10. The online PID-Tvoc monitoring system according to claim 1, wherein: the mounting substrate (1) is made of butyl rubber materials, the elastic damping block (2) is made of ABS plastic materials, the outer surface layer of the TPO shell (15) is provided with a stain-resistant layer, and the stain-resistant layer is a silicon fluoride modified coating.
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| CN202010975545.XA CN111999376A (en) | 2020-09-16 | 2020-09-16 | PID-Tvoc on-line monitoring system |
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