CN206459572U - Fireworks and firecrackers environmental-protecting performance detection means - Google Patents

Fireworks and firecrackers environmental-protecting performance detection means Download PDF

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Publication number
CN206459572U
CN206459572U CN201720141813.1U CN201720141813U CN206459572U CN 206459572 U CN206459572 U CN 206459572U CN 201720141813 U CN201720141813 U CN 201720141813U CN 206459572 U CN206459572 U CN 206459572U
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China
Prior art keywords
casing
plc
fireworks
detection
firecrackers
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CN201720141813.1U
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朱玉平
杨林
黄茶香
方钊
闫金亮
杨霞
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LIUYANG JINCHI EXPORT FIREWORKS MANUFACTURING Co.,Ltd.
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Hunan Center For Fireworks And Crackers Products Safety & Quality Supervision And Testing
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Abstract

The utility model discloses a kind of fireworks and firecrackers environmental-protecting performance detection means, the closed detection casing being made including metal material, detect that the two side of casing is provided with corresponding observation window, standard sources is installed near the observation window of side, light sensor is installed, the light of standard sources transmitting exposes to light sensor after crossing detection casing near the observation window of opposite side;Switching door is opened up in the middle part of the antetheca for detecting casing, the vicinity of the bottom of detection casing, switching door is provided with electronics propellant ignition device and particle concentration test device, PLC is connected by signal wire with auxiliary reclay, auxiliary reclay is connected with exhaust blower, axial flow blower, standard sources, electronics propellant ignition device, electromagnetic valve respectively, light sensor is connected with PLC, and PLC is connected by communication cable with Measurement &control computer.The detection method that amount of smoke is produced when solving fireworks firecracker firing in the prior art is cumbersome, the problem of detection error is big.

Description

Fireworks and firecrackers environmental-protecting performance detection means
Technical field
The utility model belongs to fireworks firecracker firing detection technique field, is related to a kind of fireworks and firecrackers environmental-protecting performance detection dress Put.
Background technology
Fireworks and firecrackers refers to be made up using pyrotechnic composition of primary raw material, after igniting by burn or explode, produce light, sound, color, Type, smog and other effects, for viewing and admiring, with inflammable and explosive dangerous article.Setting off for fireworks and firecrackers brings joy Very big threat is also caused to public health and health simultaneously, very big pressure is brought to ecological environment, is mainly shown as air Pollution and noise pollution.Due to fireworks and firecrackers powder composition therein, fireworks and firecrackers burning or explosion time can be produced and can largely inhaled Enter particulate matter, sulfur dioxide, nitrogen oxides, carbon monoxide and heavy metal particles etc., very big pollution is caused to surrounding air.2014 In on January 31, in, Chinese multiple cities cause air serious pollution because setting off fireworks firecracker.
Current fireworks firecracker firing pernicious gas detection is to gather gas sample in outdoor use collection airbag, then goes to laboratory Detected using large scale equipments such as flue gas analyzer and infrared spectrometric analyzers.Present method is comparatively laborious, required equipment Costliness, and testing result and gathered gas sample relation are very big, easily produce error.
Utility model content
In order to achieve the above object, the utility model provides a kind of fireworks and firecrackers environmental-protecting performance detection means, solves existing The detection method that amount of smoke is produced when having fireworks firecracker firing in technology is cumbersome, the problem of detection error is big.
The utility model is the technical scheme adopted is that a kind of fireworks and firecrackers environmental-protecting performance detection means, including metal material The closed detection casing that matter is made, the outer wall of detection casing is provided with plastic-spraying layer, and the interior of detection casing is lined with areflexia black Coating, detects the internal installation shaft flow fan of casing, and the top of detection casing sets the row of being provided with smoke discharging pipe, smoke discharging pipe Blower fan, the porch of smoke discharging pipe is provided with electromagnetic valve;Detect that the both sides of casing are provided with corresponding observation window, the observation of side Installed near window and light sensor is installed near standard sources, the observation window of opposite side, the light of standard sources transmitting crosses inspection Light sensor is exposed to after measuring tank body;Switching door is opened up in the middle part of the tank wall for detecting casing, in the bottom of detection casing, switching door Vicinity be provided with electronics propellant ignition device and particle concentration test device, PLC acquisition systems include PLC, 24V Voltage-stabilized power supply, auxiliary reclay, 24V voltage-stabilized power supplies are connected with PLC, and PLC passes through signal wire and middle relay Device is connected, and auxiliary reclay connects with exhaust blower, axial flow blower, standard sources, electronics propellant ignition device, electromagnetic valve respectively Connect, light sensor is connected with PLC, PLC is connected by communication cable with Measurement &control computer.
It is of the present utility model to be further characterized in that, further, the model TBQ-6 of the light sensor.
Further, the electronics propellant ignition device includes ignition platform, flashpan, silicon nitride heating sheet, and silicon nitride adds Backing, the gunpowder of fireworks and firecrackers are both placed in flashpan, and flashpan is placed on ignition platform, and silicon nitride heating sheet is controlled with PLC Device connection processed.
Further, the standard sources uses LED/light source.
Further, the outer wall of the detection casing is provided with hanger.
Further, the bottom of the detection casing sets bearing, and the bottom of electronics propellant ignition device is provided with pedal.
The beneficial effects of the utility model are:The utility model is reflected through smoke particle according to light path system, reflects and inhaled After receipts, luminous intensity weakens principle, by test light according to the intensity before and after smoke particle, through comparing calculating, obtains smog to visible The transmitance of light, the amount of smoke size produced during research fireworks firecracker firing, and then test and evaluate the ring of fireworks and firecrackers product Guaranteed cost.Under identical testing conditions, smog transmitance is high, then medicament burning generation amount of smoke is small;Conversely, smog transmitance Low, then medicament burning generation amount of smoke is big.Entirely test in closed black casing, restrained effectively veiling glare and bias light Interference to test system, reliable test result.
The utility model uses steel box section, and good airproof performance, optical length, with explosion-proof performance, is conducive to after powder burning The smoke particle of generation is uniformly distributed and collected, and is conducive to smokescope to evaluate foundation and the detection accuracy of detection method.Profit With automatic technology, automatic data collection is realized, by information-based memory technology, effective management to detection data is realized, deposits Storage, in-time generatin detection original record.Improve real-time, stability, the reliability of detection work.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the utility model embodiment smoke detection apparatus.
Fig. 2 is the utility model embodiment smoke detection apparatus front view.
Fig. 3 is the utility model embodiment smoke detection apparatus left view.
In figure, 1. smoke discharging pipes, 2. exhaust blowers, 3. axial flow blowers, 4. standard sources, 5. light sensors, 6. electronics fire Medicine firing device, 7. particle concentration test devices, 8. Measurement &control computers, 9.PLC acquisition systems, 10. electromagnetic valves, 11. hang Ear, 12. detection casings, 13. observation windows, 14. switching doors, 15. bearings, 16. pedals.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belongs to the scope of the utility model protection.
The structure of the utility model embodiment smoke detection apparatus, as Figure 1-3, including metal material be made it is closed Detection casing 12, detection casing 12 outer wall provided with plastic-spraying layer, detection casing 12 in is lined with areflexia black coating, examine The internal installation shaft flow fan 3 of measuring tank body 12 sets smoke discharging pipe 1, smoke exhaust pipe as agitating device, the top of detection casing 12 Exhaust blower 2 is provided with road 1, the porch of smoke discharging pipe 1 is provided with electromagnetic valve 10;Detect the both sides of casing 12 provided with corresponding Observation window 13, the observation window 13 of side nearby installs standard sources 4, and the observation window 13 of opposite side nearby installs light sensor 5, the light that standard sources 4 is launched exposes to light sensor 5 after crossing detection casing 12;The middle part of detection casing 12 is opened up out Door 14 is closed, electronics propellant ignition device 6 is provided with the vicinity of the bottom of detection casing 12, switching door 14 and particle concentration is surveyed Trial assembly puts 7;PLC acquisition systems 9 include PLC, 24V voltage-stabilized power supplies, auxiliary reclay and between the signal that is connected with each other Line, auxiliary reclay connects with exhaust blower 2, axial flow blower 3, standard sources 4, electronics propellant ignition device 6, electromagnetic valve 10 respectively Connect, PLC is connected with auxiliary reclay, PLC controls exhaust blower 2, axial flow blower 3, mark by auxiliary reclay Quasi-optical source 4, electronics propellant ignition device 6, the opening of electromagnetic valve 10 and closing, light sensor 5 are connected with PLC, 24V voltage-stabilized power supplies are connected with PLC, and PLC is connected by communication cable with Measurement &control computer 8;Utilize high accuracy PLC acquisition systems 9 carry out data acquisition, PLC acquisition systems 9 by the control signal detected in real time, brightness value data transfer to survey Handled, stored in control computer 8.Detect that the outer wall of casing 12 sets hanger 11, the bottom of detection casing 12 sets bearing 15, the bottom of electronics propellant ignition device 6 is provided with pedal 16.
Electronics propellant ignition device 6 includes ignition platform, flashpan, silicon nitride heating sheet, silicon nitride heating sheet, fireworks and firecrackers Gunpowder be both placed in flashpan, flashpan is placed on ignition platform, and silicon nitride heating sheet is connected with PLC, is passed through Silicon nitride heating sheet raises gunpowder environment temperature, reaches that gunpowder burning-point lights gunpowder automatically.By PLC after propellant ignition Accurate control time closes igniting automatically.The power supply of electronics propellant ignition device 6 is connected by connector, it is convenient place sample with more Change.Electronics propellant ignition device 6 is arranged on the vicinity of switching door 14, convenient to test being put into for gunpowder.
Standard sources 4 uses LED/light source, and the light source has shock resistance and anti-seismic performance good, and reliability is high, long lifespan;It is logical The electric current power of ovennodulation LED/light source can easily modulate the luminous power of LED/light source.
The model TBQ-6 of light sensor 5, it is standard electric that light sensor 5, which will integrate ball surface photoelectric signal transformation, Signal, the collection standard electric signal of PLC acquisition systems 9 is converted into brightness value, is transmitted by signal wire to Measurement &control computer 8 and enters line number According to processing and storage.
Particle concentration test device 7 uses existing particle concentration detection device, for detecting that powder burning is produced PM2.5、PM10And particulate matter total concentration.
The device of PLC acquisition systems 9 has high cost performance, reliability height, strong antijamming capability, upper with Measurement &control computer 8 Machine connection carry out data real-time Transmission, storage, it is ensured that smokescope evaluating data it is true and reliable.
The present apparatus uses the measuring method of closed:After being reflected, reflected and being absorbed through smoke particle according to light path system, light Remitted its fury principle, by the luminous intensity before and after test smog particle illumination, through comparing calculating, obtains smog to the saturating of visible ray Cross rate;Specifically follow the steps below:
Step 1, the gunpowder for testing fireworks and firecrackers is weighed using electronic balance, records pharmacy quality.Open folding Door 14, observes whether electromagnetic valve 10 is closed mode using observation window 13, takes out igniting pallet and is put into the gunpowder weighed, Igniting pallet is put back into ignition platform, igniting pallet is connected by signal wire with Measurement &control computer 8, closes switching door 14;
Step 2, the modification system time of Measurement &control computer 8 is started, between connection Measurement &control computer 8 and PLC acquisition systems 9 USB communication cables, connect device power supply (DPS) socket, open voltage stabilizing appliance mains switch;
Step 3, both sides observation window 13 is passed through, it is ensured that electromagnetic valve 10 is closed, standard sources 4 projects photosensitive through smog Sensor 5, detection blank brightness value (the illumination E for the front light-source that burns0);Areflexia is lined with closed detection casing 12 Black coating, restrained effectively the interference of veiling glare and bias light to test system, reliable test result;
Step 4, automatic close after gunpowder, propellant ignition is lighted using the heating plate heating in flashpan to light a fire;
Step 5, axial flow blower 3 is started, the smog that burning is produced is stirred by axial flow blower 3, even to be distributed in detection case In body 12, treat that real-time brightness value reaches stabilization, close axial flow blower 3, stabilization time starts timing;
Step 6, stabilization time timing terminates, and the illumination E of light source after burning is detected using light sensor 5;Light before burning The illumination E in source0, the illumination E of light source participates in data and calculated to obtain smog transmitance T, smog transmitance acquisition time meter after burning When terminate after, preserve experimental data, printing experimental data;From starting to be tested to that printing is original, preserve data need to 10 minutes it It is interior to complete operation.
Step 7, original recorded data printing, preservation are completed, and are opened electromagnetic valve 10 and are carried out smoke evacuation operation, smog, which is excluded, to be done Electromagnetic valve 10 is closed after net, terminates experiment.
Under identical testing conditions, smog transmitance is high, then medicament combustion fumes amount is small;Conversely, smog transmitance is low, Then medicament combustion fumes amount is big.Smog transmitance is calculated by formula (1):
T=E/E0× 100% (1)
Wherein, T represents smog transmitance;E0Represent the illumination of burning front light-source, unit lum;E represents light source after burning Illumination, unit lum.
According to transmission measurement result, smog transmitance can also be converted to amount of smoke relative reduction percentage result Represent, its calculating formula is formula (2), formula (3):
τ=(α10)/α0× 100% (2)
α=1-T (3)
Wherein, τ represents amount of smoke relative reduction percentage, %;α1The smog that certain medicament is represented relative to benchmark medicament hides Cover rate, %;α0Represent the smog screening rate of benchmark medicament, %;α represents smog screening rate, %.
It should be noted that herein, term " comprising ", "comprising" or its any other variant are intended to non-row His property is included, so that process, method, article or equipment including a series of key elements not only include those key elements, and And also including other key elements being not expressly set out, or also include for this process, method, article or equipment institute inherently Key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that including institute Also there is other identical element in process, method, article or the equipment of stating key element.
Preferred embodiment of the present utility model is the foregoing is only, protection model of the present utility model is not intended to limit Enclose.All any modification, equivalent substitution and improvements made within spirit of the present utility model and principle etc., are all contained in this reality With in new protection domain.

Claims (6)

1. a kind of fireworks and firecrackers environmental-protecting performance detection means, it is characterised in that the closed detection case being made including metal material Body (12), the outer wall of detection casing (12) is provided with plastic-spraying layer, and the interior of detection casing (12) is lined with areflexia black coating, detected The internal installation shaft flow fan (3) of casing (12), the top of detection casing (12) is set in smoke discharging pipe (1), smoke discharging pipe (1) Exhaust blower (2) is provided with, the porch of smoke discharging pipe (1) is provided with electromagnetic valve (10);Detect that the both sides of casing (12) are provided with phase Corresponding observation window (13), the observation window (13) of side nearby installs standard sources (4), and the observation window (13) of opposite side is nearby pacified Light sensor (5) is filled, the light of standard sources (4) transmitting exposes to light sensor (5) after crossing detection casing (12);Inspection Switching door (14) is opened up in the middle part of the tank wall of measuring tank body (12), in the bottom of detection casing (12), the neighbouring setting of switching door (14) There are electronics propellant ignition device (6) and particle concentration test device (7), PLC acquisition systems (9) include PLC, 24V Voltage-stabilized power supply, auxiliary reclay, 24V voltage-stabilized power supplies are connected with PLC, and PLC passes through signal wire and middle relay Device connect, auxiliary reclay respectively with exhaust blower (2), axial flow blower (3), standard sources (4), electronics propellant ignition device (6), Electromagnetic valve (10) is connected, and light sensor (5) is connected with PLC, and PLC is calculated by communication cable and observing and controlling Machine (8) is connected.
2. a kind of fireworks and firecrackers environmental-protecting performance detection means according to claim 1, it is characterised in that the light sensor The model TBQ-6 of device (5).
3. a kind of fireworks and firecrackers environmental-protecting performance detection means according to claim 1, it is characterised in that the electronics gunpowder Firing device (6) includes ignition platform, flashpan, silicon nitride heating sheet, and silicon nitride heating sheet, the gunpowder of fireworks and firecrackers are both placed in In flashpan, flashpan is placed on ignition platform, and silicon nitride heating sheet is connected with PLC.
4. a kind of fireworks and firecrackers environmental-protecting performance detection means according to claim 1, it is characterised in that the standard sources (4) LED/light source is used.
5. a kind of fireworks and firecrackers environmental-protecting performance detection means according to claim 1, it is characterised in that the detection casing (12) outer wall is provided with hanger (11).
6. a kind of fireworks and firecrackers environmental-protecting performance detection means according to claim 1, it is characterised in that the detection casing (12) bottom sets bearing (15), and the bottom of electronics propellant ignition device (6) is provided with pedal (16).
CN201720141813.1U 2017-02-17 2017-02-17 Fireworks and firecrackers environmental-protecting performance detection means Active CN206459572U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106767200A (en) * 2017-02-17 2017-05-31 湖南烟花爆竹产品安全质量监督检测中心 Fireworks and firecrackers environmental-protecting performance detection means
CN108008109A (en) * 2017-11-22 2018-05-08 中国地质大学(武汉) A kind of firework display flue gas emission monitoring device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106767200A (en) * 2017-02-17 2017-05-31 湖南烟花爆竹产品安全质量监督检测中心 Fireworks and firecrackers environmental-protecting performance detection means
CN108008109A (en) * 2017-11-22 2018-05-08 中国地质大学(武汉) A kind of firework display flue gas emission monitoring device

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TR01 Transfer of patent right

Effective date of registration: 20200609

Address after: 410316 Hongwei village, chengchong Town, Liuyang City, Changsha City, Hunan Province

Patentee after: LIUYANG JINCHI EXPORT FIREWORKS MANUFACTURING Co.,Ltd.

Address before: 410300 No. 425 North North Road, Changsha, Hunan, Liuyang

Patentee before: HUNAN FIREWORKS PRODUCTS SAFETY AND QUALITY SUPERVISION AND INSPECTION CENTER