CN112705277A - Multifunctional detection cabin system for green decoration and test method thereof - Google Patents
Multifunctional detection cabin system for green decoration and test method thereof Download PDFInfo
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- CN112705277A CN112705277A CN202011502787.3A CN202011502787A CN112705277A CN 112705277 A CN112705277 A CN 112705277A CN 202011502787 A CN202011502787 A CN 202011502787A CN 112705277 A CN112705277 A CN 112705277A
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Abstract
The invention discloses a multifunctional detection cabin system for green decoration and a test method thereof, wherein the detection cabin system comprises a detection cabin, a control box detachably connected to one side of the detection cabin, and universal wheels respectively connected to the control box and the lower part of the detection cabin; the opposite side of the detection cabin connected with the control box is detachably connected with a gas collecting device; the detection cabin, the control cabinet, the gas collecting device and the like can be detachably connected, so that the field mobile assembly, replacement and cyclic utilization are facilitated; through the arrangement of different bin positions of the detection cabinet and the arrangement of various environmental indexes in the detection cabinet and the sensors and devices corresponding to the detection indexes, the environment can be optimized and monitored, and the detection precision is improved; and the air valve on the detection cabinet is arranged, so that real-time or periodic air monitoring can be performed; through the setting of gas collecting device, do benefit to and collect the poisonous and harmful gas that produces when measuring, make it be unlikely to get into outdoor air once more, guarantee the air goodness on scene.
Description
Technical Field
The invention belongs to the technical field of monitoring and detecting construction, and particularly relates to a multifunctional detection cabin system for green decoration and a testing method thereof.
Background
With the continuous improvement of the living standard of the substances, the demand of people on health decoration is more and more urgent. The material in the building market is full of porcelain, the decoration design stage generally only pursues the design effect, the environmental protection requirement of the decoration material is not considered in a targeted manner basically, the release amount of harmful gases such as formaldehyde, VOC, ammonia and the like of materials such as wood veneers, plastic materials, glues, artificial plates and the like cannot meet the environmental protection requirement, and the materials cannot reach the standard even after being put into use for 1 to 3 years.
The existing detection method for harmful gases released by decoration materials on the market has the problems of strong specialization, complex operation, long detection period, single function, narrow application range and the like. The invention designs a detachable multifunctional decorative material harmful gas detection device, which integrates an environment cabin, a formaldehyde sensor, a TVOC sensor, an ammonia gas sensor and the like into one environment detection cabin to solve the problems.
Disclosure of Invention
The invention provides a multifunctional detection cabin system for green decoration and a test method thereof, which are used for solving the technical problems of intelligent and convenient monitoring of harmful gases, separate movable monitoring and detection equipment, sectional evaluation of monitoring and detection, post-treatment of the harmful gases and the like.
In order to achieve the purpose, the invention adopts the following technical scheme:
a test method of a multifunctional detection cabin system for green decoration comprises the following steps of:
step one, dividing a detection cabin into a single detection cabinet, two detection cabinets or a plurality of detection cabinets according to the monitored indexes and the number of the detection cabinets; each detection cabinet is independent and provided with a bin door; each detection cabinet is internally provided with a sensor, a fan and a temperature control device, and a tail interface of the sensor is arranged on the back of the detection cabin;
step two, assembling a control box, namely selecting a corresponding control box according to the number of the detection cabinets, wherein a distribution valve box is arranged in the control box, and the distribution valve box is provided with a control valve corresponding to each detection cabinet independently; a branch control box for controlling branch indexes, wind control and temperature control is arranged inside the control box and below the branch valve boxes, and the control indexes corresponding to each control valve are connected one by one; the upper part of the detection cabinet is provided with each detection cabinet and a data display and storage device corresponding to the index;
thirdly, mounting fasteners on the side walls, correspondingly connected with the detection cabin and the control box, in advance, moving the cabin to be detected and the control box to a place to be monitored for fastening, and fixing the universal wheels at the bottom; connecting the control lines of each part index, wind control and temperature control in the control box with the interface of the detection cabin, and connecting after the debugging test is qualified;
wiping each detection cabinet by using distilled water before testing, carrying out thin film evaporation at the temperature of 22.5-23.5 ℃, the humidity of 47-53%, the ventilation quantity of 0.95-1.05 times/h, carrying out thin film evaporation at the background concentration of TVOC < 0.3mg/m, carrying out thin film evaporation at the background concentration of TVOC < 0.05mg/m, carrying out thin film evaporation at the background concentration of formaldehyde < 0.05mg/m, and carrying out thin film evaporation at the background concentration of TVOC < 0.3 mg/;
step five, starting the control box, and detecting the background value of each detection cabinet on line after each detection cabinet reaches the preset test condition;
step six, vertically placing the sample pieces at the center of an automatically controlled detection cabinet, wherein when a plurality of sample pieces are arranged in one detection cabinet, the distance between the sample pieces is not less than 200mm, and ensuring that air flow passes through the surface of the sample; controlling the temperature and the humidity in the detection cabinet to reach the actual or design standard;
seventhly, the test period of the sample piece is not less than 96h, online detection and recording are carried out by using a data display and storage device, the initial data recording time is not more than 4h, and the material test period is recorded for not less than 7 times; selecting t =1h, 2h, 4h, 8h, 12h, 24h, 36h, 48h, 72h and 96h according to the test, recording data, and increasing monitoring points as appropriate;
and step eight, calculating and obtaining relevant parameters of the harmful substances of the materials, such as pollutant release amount, emission rate, pollution characteristic parameters and the like according to concentration results of all detected and monitored indexes, and displaying and carrying out staged early warning evaluation.
Further, detecting the air exchange rate in the cabinet for 0.2-2.0 times/hour, wherein the deviation is +/-5%; the central wind speed (adjustable) is 0.1-1.0 m/s; the sealing performance is the air supply rate with the air leakage rate less than 5 percent; the recovery rate of the equipment is more than 80 percent, and the relative positive pressure is kept at 10 +/-5 Pa.
Furthermore, at least one air valve is arranged on a sealed door of the detection cabinet (13), and the opening part of the air valve is sealed by a detachable air cap.
Furthermore, the air valve is connected with the wind control device in a combined mode, when the indoor air environment quality is monitored, outdoor air enters the detection cabinet (13) through the fact that the pressure intensity is reduced through air circulation in the detection cabinet, and the indoor air monitoring and detection with equal frequency are conducted through the time-sharing switch.
Furthermore, the opposite side of the detection cabin connection control box is detachably connected with a gas collection device, the gas collection device is internally provided with a collection filter box, the lower part of the collection filter box is provided with an air pump, the air pump is provided with a collection port corresponding to the outer side of the gas collection device, and a gas collecting pipe is connected between the collection port and a gas valve on the detection cabinet under the action of the air pump and collects gas with large pollution in the detection cabinet.
Further, dividing the numerical range of each detected and monitored index into three levels, namely a safety level, an attention level and an early warning level, wherein the numerical value of 80% of the highest value in the normal range value corresponding to each detected and monitored index is the safety level, the numerical value of 80% of the highest value in the normal range value to the normal highest value is the attention level, and the highest value exceeding the normal range value is the early warning level; for the safety grade, the green signal lamp is used for displaying, the attention grade is a yellow signal lamp, and the early warning grade passes a red signal lamp and is accompanied with a prompt tone.
Furthermore, a multi-functional test chamber system for green fitment contains the test chamber, can dismantle the control box who connects in test chamber one side, can dismantle the gas collecting device who connects in test chamber opposite side and connect in the universal wheel of control box lower part.
The detection cabin comprises a cabin support on the periphery, a cabin body connected inside the cabin support, a detection cabinet arranged in the cabin body, a cabin body door pin connected between the cabin body and the detection cabinet, a cabin underframe connected to the lower part of the cabin body, a detection cabinet back connecting hole arranged on the back of the detection cabinet, a detection cabinet partition plate connected between adjacent detection cabinets and universal wheels connected to four corners of the cabin underframe;
the control box comprises a control frame, a control box body connected inside the control frame, a display screen arranged inside the control box body and positioned at the upper part of the control box body, a branch valve box arranged at the lower part of the display screen, a branch control box arranged below the branch valve box, a box body underframe connected at the bottom of the branch control box, universal wheels connected below the box body underframe, ventilation openings arranged at the back and the outer side of the control box body, box body switch buttons corresponding to switch doors of the control box body, and hinge connecting pieces connected on the front of the connecting side of the control box body and the detection cabin; each valve in the branch valve box corresponds to one detection cabinet independently, each monitoring and detection index of each detection cabinet (13) in the branch control box corresponds to a single data line, and the data lines are connected with the distributed control valves, the display, the background memory and the remote control terminal.
The gas collecting device comprises a collecting filter box, an air pump connected below the collecting filter box, a collecting port arranged on the outer side surface of the collecting filter box, a collecting underframe connected below the air pump, a universal wheel connected below the collecting underframe, and an upper connecting piece and a lower connecting piece which are arranged at the upper part and the lower part of one side of the collecting filter box, which is connected with the detection cabin;
the collecting port is connected with a collecting air pipe corresponding to the air valve arranged on the detection cabinet.
Furthermore, a space is reserved between the cabin body and the detection cabinet, and gas or liquid with a designed temperature is filled in the space; the front surface of the detection cabinet is a door opening and closing position, the upper top surface is a mounting surface of the wind control and temperature control device, and the back surface is a sensor mounting surface.
Furthermore, the top surfaces of the cabin underframe, the box underframe and the collecting underframe are all at the same height, and the connecting parts are in occlusion or socket connection.
Furthermore, the collecting filter boxes are arranged in a layered mode, the number of layers is larger than the number of the detection cabinets, each layer of gas in the corresponding detection cabinet is collected in a single corresponding mode, and then collecting, centralized processing and transfer depth detection are carried out.
Furthermore, the data line in the branch control box is also connected with a terminal or an early warning module in the control box, the early warning module is divided into a safety unit, an attention unit and an early warning unit, wherein the numerical value of 80% of the highest value in the normal range value corresponding to each detected and monitored index is the control range of the safety unit, the value from 80% of the highest value in the normal range value to the normal highest value is the control range of the attention unit, and the highest value exceeding the normal is the control range of the early warning unit; for the safety unit, the attention unit is a yellow signal lamp through green signal lamp display, and the early warning unit passes through a red signal lamp and is accompanied with prompt tone.
The invention has the beneficial effects that:
1) according to the multifunctional detection cabin system, the detection cabin, the control cabinet, the gas collection device and the like can be detachably connected and are connected with one another through the fasteners or connecting pieces, so that on one hand, the on-site moving and assembling are facilitated, and on the other hand, the replacement and the cyclic utilization are facilitated;
2) according to the invention, through the arrangement of different bin positions of the detection cabinet and the arrangement of various environmental indexes in the detection cabinet and the sensors and devices corresponding to the detection indexes, the detection and monitoring environment can be further optimized, and the detection precision is improved; and the air valve on the detection cabinet is arranged, so that real-time or periodic air monitoring can be performed;
3) the integrated control of the control box is convenient for unified display and subsection management, and the arrangement of the early warning module is convenient for more intuitive evaluation and on-site prevention;
4) the gas collecting device is favorable for collecting toxic and harmful gas generated during measurement, so that the toxic and harmful gas cannot enter outdoor air again, and the air quality of a site is ensured;
the invention is used for the integration of multiple functions such as material field monitoring, indoor environment monitoring, convenient assembly, post-treatment of detected gas and the like of green health decoration, is convenient to use in time, and ensures the adaptability and accuracy of monitoring and detection; additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention; the primary objects and other advantages of the invention may be realized and attained by the instrumentalities particularly pointed out in the specification.
Drawings
FIG. 1 is a schematic view of a connection structure of a six-bin multifunctional inspection chamber;
FIG. 2 is a schematic front view of a connection structure of a detection cabin and a detection cabinet;
FIG. 3 is a schematic view of the back of the connection structure of the inspection chamber and the inspection cabinet;
FIG. 4 is a schematic top view of the inspection pod and inspection cabinet interface;
FIG. 5 is a schematic view of the front of the inspection chamber;
FIG. 6 is a schematic side view of an inspection chamber;
FIG. 7 is a schematic front view of the control box;
FIG. 8 is a schematic side view of the control box;
fig. 9 is a schematic front view of a gas collection apparatus.
Reference numerals: 1-detection cabin, 11-cabin bracket, 12-cabin body, 13-detection cabinet, 131-detection cabinet door, 132-cabinet door pin, 133-detection cabinet bump, 14-cabin door pin, 15-cabin bottom frame, 16-detection cabinet back connecting hole, 17-detection cabinet partition plate, 2-control box, 21-control frame, 22-control box, 23-display screen, 24-subsection valve box, 25-subsection control box, 26-box bottom frame, 27-hinge, 28-vent, 29-box switch button, 3-universal wheel, 4-gas collection device, 41-collection filter box, 42-air pump, 43-collection port, 44-collection bottom frame, 45-upper connecting piece, 46-lower connecting piece, 5-fastener, 6-air valve.
Detailed Description
The detection cabin system can be correspondingly provided with different point positions and bin positions for different numbers of detection samples and the environmental air samples of different places required to be collected in field tests; in this embodiment, taking the index detection of volatile organic compounds (vocs) in a six-bin detection chamber 1 as an example, the volume of each bin is 60L ± 1L, as shown in fig. 1 to 9, the multifunctional detection chamber system for green decoration comprises a detection chamber 1, a control box 2 detachably connected to one side of the detection chamber 1, a gas collection device 4 detachably connected to the other side of the detection chamber 1, and a universal wheel 3 connected to the lower portion of the control box 2.
As shown in fig. 2 to 6, the inspection chamber 1 includes a chamber support 11, a chamber body 12 connected to the inside of the chamber support 11, an inspection cabinet 13 built in the chamber body 12, a chamber body door pin 14 connected between the chamber body 12 and the inspection cabinet 13, a chamber bottom frame 15 connected to the lower portion of the chamber body 12, an inspection cabinet back interface 16 provided on the back of the inspection cabinet 13, an inspection cabinet partition 17 connected between adjacent inspection cabinets 13, and universal wheels 3 connected to four corners of the chamber bottom frame 15.
In this embodiment, the cabin bracket 11 is a rectangular frame welded by section steel, the cabin body 12 is made of steel plates, a space is reserved between the cabin body 12 and the detection cabinet 13, and the space is filled with gas or liquid with a designed temperature for maintaining a design standard environment required by detection. The detection cabinet 13 is arranged in the cabin body 12 and is manufactured independently, the front of the detection cabinet 13 is a door opening and closing position, the upper top surface is a mounting surface of the wind control and temperature control device, and the back surface is a sensor mounting surface. The detection cabinet 13 comprises a detection cabinet door 131 outside the cabinet body, a cabinet door pin 132 connecting one side of the detection cabinet door 131 with the cabin body 12, and a detection cabinet bump 133 between two adjacent detection cabinet doors 131, and the connection parts are sealed by sealing strips.
In this embodiment, the cabin 12 is made of SUS304, the mirror surface stainless steel is larger than or equal to 1.5mm, and the cabin is fillet and polished by full welding; the shell is made of a Q235A cold-rolled steel plate with the thickness of more than or equal to 1.5mm, and the surface is electrostatically sprayed and white; the sealing material is polytetrafluoroethylene and fluororubber, the heat-insulating material is high-density polyurethane foam molding with the thickness of more than or equal to 80 mm.
As shown in fig. 7 and 8, the control box 2 includes a control frame 21 made of steel, a control box 22 made of steel and connected to the inside of the control frame 21, a display screen 23 provided inside the control box 22 and located above the control box 22, a branch valve box 24 provided below the display screen 23, a branch control box 25 provided below the branch valve box 24, a box bottom frame 26 connected to the bottom of the branch control box 25, the universal wheels 3 connected to the lower side of the box bottom frame 26, ventilation openings 28 provided on the back and outer side surfaces of the control box 22, a box opening/closing button 29 corresponding to the opening/closing of the control box 22, and a hinge 27 connected to the front surface of the control box 22 on the side connected to the detection chamber 1.
In this embodiment, each valve in the branch valve box 24 corresponds to one detection cabinet 13, each monitoring and detection index of each detection cabinet (13) in the branch control box 25 corresponds to a single data line, and the data lines are connected with the distributed control valves, the display, the background memory and the remote control terminal. In this embodiment, the temperature range in the detection cabinet 13 is 15-80 ℃, the temperature fluctuation is less than or equal to ± 1 ℃, the temperature uniformity is less than or equal to ± 1 ℃, the temperature resolution is 0.1 ℃, the humidity range is 3-80% R.H. the relative humidity meets the test requirements of the plastic surface layer of 60 ℃, 5% R.H., the humidity fluctuation is less than or equal to ± 2% RH, less than or equal to ± 1% RH, the humidity uniformity is less than or equal to ± 2% RH, the humidity resolution is 0.1% RH, and the humidity control adopts a dry-wet ratio control method. The air exchange rate is 0.2-2.0 times/hour, and the deviation is +/-5%; the central wind speed can be adjusted to 0.1-1.0 m/s, the sealing performance is that the air leakage rate VL in the cabin is less than 5% multiplied by the air supply rate Vs, the recovery rate of the equipment is more than 80%, and the relative positive pressure is kept at 10 +/-5 Pa.
In this embodiment, the data line in the sub-control box 25 is further connected to an early warning module in the terminal or the control box 2, and the early warning module is divided into a safety unit, an attention unit and an early warning unit, wherein the safety unit control range is defined as a value below 80% of a highest value in a normal range value corresponding to each detected and monitored index, the attention unit control range is defined as a value from 80% of the highest value in the normal range value to the normal highest value, and the early warning unit control range is defined as a value exceeding the normal highest value; for the safety unit, the attention unit is a yellow signal lamp through green signal lamp display, and the early warning unit passes through a red signal lamp and is accompanied with prompt tone.
When the device is used, the heights of the top surfaces of the cabin underframe 15, the box underframe 26 and the collecting underframe 44 are all at the same height, and the connecting parts are in occlusion or socket connection.
As shown in fig. 9, the gas collecting device 4 comprises a collecting filter tank 41, a suction pump 42 connected below the collecting filter tank 41, a collecting port 43 disposed on the outer side surface of the collecting filter tank 41, a collecting base frame 44 connected below the suction pump 42, a universal wheel 3 connected below the collecting base frame 44, and an upper connecting piece 45 and a lower connecting piece 46 disposed at upper and lower positions of the collecting filter tank 41 on the side of the detecting chamber 1; wherein one end of the upper connecting piece 45 and one end of the lower connecting piece 46 are hinged and fixed on the gas collecting device 4, and the other end is bolted, buckled or inserted with the detection cabin 1.
When the detected materials contain excessive harmful gases which are not suitable to be discharged outdoors, a collecting gas pipe is connected between the gas valves 6 arranged on the corresponding detection cabinet 13 through the collecting port 43, and the harmful gases are collected into the collecting filter box 41 to be treated or treated in a centralized way. In addition, the collecting and filtering box 41 is arranged in a layered mode, the number of layers is larger than that of the detection cabinets 13, each layer of gas in the corresponding detection cabinet 13 is collected in a single corresponding mode, and then collecting, centralized processing and transfer depth detection are conducted.
With reference to fig. 1 to 9, a method for testing a multifunctional inspection cabin system for green decoration is further described, which includes the following specific steps:
step one, dividing the detection cabin 1 into a single detection cabinet 13, two detection cabinets 13 or a plurality of detection cabinets 13 according to the monitored indexes and the number monitored at the same time; each detection cabinet 13 is independently formed into a bin and is correspondingly provided with a respective bin door; each detection cabinet 13 is internally provided with a sensor, a fan and a temperature control device, and a tail interface for the sensor is arranged on the back of the detection cabin 1.
Step two, assembling the control boxes 2, selecting the corresponding control boxes 2 according to the number of the detection cabinets 13, installing branch valve boxes 24 in the control boxes 2, wherein each branch valve box 24 is provided with a control valve corresponding to each detection cabinet 13; a branch control box 25 for controlling branch indexes, wind control and temperature control is arranged below the branch valve box 24 inside the control box 2, and the control indexes corresponding to each control valve are connected one by one; the upper part of the detection cabinet 13 is provided with each detection cabinet 13 and a data display and storage device corresponding to the index.
In addition, in the using process, at least one air valve 6 is arranged on each sealed door of the detection cabinet (13), and the opening part of each air valve 6 is sealed by a detachable air cap; the air valve 6 is connected with the wind control device in a combined mode, when the indoor air environment quality is monitored, outdoor air enters through the fact that the pressure intensity is reduced through air circulation in the detection cabinet (13), and the indoor air monitoring and detection with equal frequency are conducted through the time-sharing switch.
Thirdly, mounting a fastener 5 on the side wall where the detection cabin 1 and the control box 2 are correspondingly connected in advance, moving the detection cabin 1 and the control box 2 to a place to be monitored for buckling, and fixing the universal wheel 3 at the bottom; and (3) connecting the control lines of indexes, wind control and temperature control of each part in the control box 2 with the interfaces of the detection cabin 1, and connecting the control lines after the debugging test is qualified.
And step four, wiping each detection cabinet 13 with distilled water before testing, carrying out labor intensity cultivation at the temperature of 22.5-23.5 ℃, humidity of 47% -53%, ventilation quantity of 0.95-1.05 times/h, background concentration of TVOC < 0.3mg/m, and formaldehyde < 0.05mg/m, and ventilating for at least 1 hour.
In the embodiment, the air exchange rate in the detection cabinet 13 is 0.2-2.0 times/hour, and the deviation is +/-5%; the central wind speed can be adjusted to 0.1-1.0 m/s; the sealing performance is the air supply rate with the air leakage rate less than 5 percent; the recovery rate of the equipment is more than 80 percent, and the relative positive pressure is kept at 10 +/-5 Pa.
And step five, starting the control box 2, and detecting the background value of each detection cabinet 13 on line after each detection cabinet 13 reaches the preset test condition.
Sixthly, vertically placing the sample pieces at the center of an automatically controlled detection cabinet 13, wherein when a plurality of sample pieces are arranged in one detection cabinet 13, the distance between the sample pieces is not less than 200mm, and ensuring that air flow passes through the surface of the sample; the temperature and the humidity in the detection cabinet 13 are controlled to reach the actual or design standard.
Seventhly, the test period of the sample piece is not less than 96h, online detection and recording are carried out by using a data display and storage device, the initial data recording time is not more than 4h, and the material test period is recorded for not less than 7 times; selecting t =1h, 2h, 4h, 8h, 12h, 24h, 36h, 48h, 72h and 96h according to the test, recording data, and increasing monitoring points as appropriate;
and step eight, calculating and obtaining relevant parameters of the harmful substances of the materials, such as pollutant release amount, emission rate, pollution characteristic parameters and the like according to concentration results of all detected and monitored indexes, and displaying and carrying out staged early warning evaluation.
In addition, the control of the control box 2 in the multifunctional detection cabin can be integrated and modularized, and is divided into an online detection module, an air supply module, a purification system module, a temperature control system module, a humidity control system module, an air speed control system module, a cabin pressure system module and an early warning module, and one-key automatic operation is carried out through a PLC and HMI automatic control system. The on-line detection module comprises an electrochemical formaldehyde sensor, a TVOC sensor, an ammonia gas sensor, a benzene and xylene detection module which are a benzene sensor and a radon gas sensor, and the joints of the sensors are connected with the reserved interfaces of the detection cabinet 13. The intelligent monitoring system further comprises a remote monitoring module, wherein the remote monitoring module comprises an intelligent display screen 23, a router, a remote control system and a display screen 23.
The detection cabin 1 system is used for green and healthy decoration, wherein decoration and decoration materials are artificial boards and products thereof, bonded wood structural materials, wallhanging, curtains, soft package samples, carpets and liners thereof, wallpaper, veneer boards, block boards, density boards, glues and the like, and intelligent online monitoring of detection of harmful gases such as formaldehyde, TVOC, ammonia, benzene, xylene, radon and the like can be realized.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that may be made by those skilled in the art within the technical scope of the present invention will be covered by the scope of the present invention.
Claims (10)
1. The utility model provides a test method that is used for multi-functional detection cabin system of green fitment, multi-functional detection cabin system contains detection cabin (1), can dismantle control box (2) of connecting in detection cabin (1) one side and connect in universal wheel (3) of control box (2) lower part, its characterized in that, concrete step is as follows:
step one, dividing a detection cabin (1) into a single detection cabinet (13), two detection cabinets (13) or a plurality of detection cabinets (13) according to the monitored indexes and the number of simultaneous monitoring; each detection cabinet (13) is independent and provided with a bin door; each detection cabinet (13) is internally provided with a sensor, a fan and a temperature control device, and a tail interface of the sensor is arranged on the back of the detection cabin (1);
step two, assembling the control boxes (2), selecting the corresponding control boxes (2) according to the number of the detection cabinets (13), installing branch valve boxes (24) in the control boxes (2), and independently arranging control valves corresponding to each detection cabinet (13) in the branch valve boxes (24); a branch control box (25) for controlling branch indexes, wind control and temperature control is arranged below the branch valve box (24) inside the control box (2), and the control indexes corresponding to the control valves are connected one by one; each detection cabinet (13) and a data display and storage device corresponding to the index are arranged at the upper part of the detection cabinet (13);
thirdly, mounting fasteners (5) on the side walls, correspondingly connected with the detection cabin (1) and the control box (2), in advance, moving the detection cabin (1) and the control box (2) to a place to be monitored for buckling, and fixing the universal wheels (3) at the bottom; control lines of indexes, wind control and temperature control of each part in the control box (2) are connected with interfaces of the detection cabin (1), and the control lines are connected after the debugging test is qualified;
wiping each detection cabinet (13) with distilled water before testing, carrying out labor intensity cultivation at the temperature of 22.5-23.5 ℃, humidity of 47-53%, ventilation quantity of 0.95-1.05 times/h, background concentration of TVOC < 0.3mg/m, and formaldehyde < 0.05mg/m, and ventilating for at least 1 hour;
step five, starting the control box (2), and detecting the background value of each detection cabinet (13) on line after each detection cabinet (13) reaches a preset test condition;
sixthly, vertically placing the sample pieces at the center of an automatically controlled detection cabinet (13), wherein when a plurality of sample pieces are arranged in one detection cabinet (13), the distance between the sample pieces is not less than 200mm, and ensuring that air flow passes through the surface of the sample; controlling the temperature and the humidity in the detection cabinet (13) to reach the actual or design standard;
seventhly, the test period of the sample piece is not less than 96h, online detection and recording are carried out by using a data display and storage device, the initial data recording time is not more than 4h, and the material test period is recorded for not less than 7 times; selecting t =1h, 2h, 4h, 8h, 12h, 24h, 36h, 48h, 72h and 96h according to the test, recording data, and increasing monitoring points as appropriate;
and step eight, calculating and obtaining relevant parameters of the harmful substances of the materials, such as pollutant release amount, emission rate, pollution characteristic parameters and the like according to concentration results of all detected and monitored indexes, and displaying and carrying out staged early warning evaluation.
2. The test method of the multifunctional detection cabin system for green decoration according to claim 1, characterized in that the air exchange rate in the detection cabinet (13) is 0.2-2.0 times/hour with a deviation of ± 5%; the central wind speed (adjustable) is 0.1-1.0 m/s; the sealing performance is the air supply rate with the air leakage rate less than 5 percent; the recovery rate of the equipment is more than 80 percent, and the relative positive pressure is kept at 10 +/-5 Pa.
3. The test method of the multifunctional detection cabin system for green decoration according to claim 1, characterized in that at least one air valve (6) is arranged on each sealing door of the detection cabinet (13), and the mouth of the air valve (6) is sealed by a detachable air cap; the air valve (6) is connected with the wind control device in a combined mode, when indoor air environment quality is monitored, outdoor air enters the detection cabinet (13) through air circulation and pressure reduction, and constant-frequency indoor air monitoring and detection are conducted through the time-sharing switch.
4. The testing method of the multifunctional detection cabin system for green decoration according to claim 3, characterized in that a gas collection device (4) is detachably connected to the opposite side of the detection cabin (1) to the control box (2), a collection filter box (41) is arranged inside the gas collection device (4), a suction pump (42) is arranged at the lower part of the collection filter box (41), the suction pump (42) is provided with a collection port (43) corresponding to the outer side of the gas collection device (4), and a gas collecting pipe is connected between the collection port (43) and the gas valve (6) acting on the detection cabinet (13) through the suction pump (42) and collects the gas with high pollution in the detection cabinet (13).
5. The method for testing a multifunctional inspection chamber system for green decoration according to claim 1, wherein the numerical range of each inspection and monitoring index is divided into three levels, which are a safety level, an attention level and an early warning level, respectively, wherein the safety level is defined as a value below 80% of the highest value in the normal range value corresponding to each inspection and monitoring index, the attention level is defined as a value from 80% of the highest value in the normal range value to the normal highest value, and the early warning level is defined as a value above the normal highest value; for the safety grade, the green signal lamp is used for displaying, the attention grade is a yellow signal lamp, and the early warning grade passes a red signal lamp and is accompanied with a prompt tone.
6. A multifunctional detection cabin system for green decoration is characterized by comprising a detection cabin (1), a control box (2) detachably connected to one side of the detection cabin (1), a gas collecting device (4) detachably connected to the other side of the detection cabin (1) and universal wheels (3) connected to the lower part of the control box (2);
the detection cabin (1) comprises a cabin support (11) on the periphery, a cabin body (12) connected inside the cabin support (11), a detection cabinet (13) arranged in the cabin body (12), a cabin body door pin (14) connected between the cabin body (12) and the detection cabinet (13), a cabin underframe (15) connected to the lower part of the cabin body (12), a detection cabinet back interface (16) arranged on the back of the detection cabinet (13), detection cabinet partition plates (17) connected between adjacent detection cabinets (13), and universal wheels (3) connected to four corners of the cabin underframe (15);
the control box (2) comprises a control frame (21), a control box body (22) connected to the inside of the control frame (21), a display screen (23) arranged in the control box body (22) and positioned at the upper part of the control box body (22), a branch valve box (24) arranged at the lower part of the display screen (23), a branch control box (25) arranged below the branch valve box (24), a box body bottom frame (26) connected to the bottom of the branch control box (25), universal wheels (3) connected below the box body bottom frame (26), ventilation openings (28) arranged at the back side and the outer side surface of the control box body (22), a box body switch button (29) corresponding to a switch door of the control box body (22), and a hinge piece (27) connected to the front side of the control box body (22) and the detection cabin (1); each valve in the branch valve box (24) is independently corresponding to one detection cabinet (13), each monitoring and detection index of each detection cabinet (13) in the branch control box (25) is corresponding to a single data line, and the data lines are connected with the distributed control valves, the display, the background memory and the remote control terminal;
the gas collecting device (4) comprises a collecting filter box (41), an air suction pump (42) connected below the collecting filter box (41), a collecting port (43) arranged on the outer side surface of the collecting filter box (41), a collecting base frame (44) connected below the air suction pump (42), a universal wheel (3) connected below the collecting base frame (44), and an upper connecting piece (45) and a lower connecting piece (46) which are arranged at the upper part and the lower part of one side of the collecting filter box (41) connected with the detection cabin (1);
the collecting port (43) is also connected with a collecting air pipe between air valves (6) arranged on the corresponding detection cabinet (13).
7. The multifunctional inspection chamber system for green decoration according to claim 6, wherein a space is reserved between the chamber body (12) and the inspection cabinet (13), and the space is filled with gas or liquid with a designed temperature; the front surface of the detection cabinet (13) is a door opening and closing position, the upper top surface is a mounting surface of the wind control and temperature control device, and the back surface is a sensor mounting surface.
8. The multifunctional inspection chamber system for green decoration according to claim 7, wherein the top heights of the chamber chassis (15), the tank chassis (26) and the collection chassis (44) are all at the same height, and the connection parts are snap-fit or socket-fit.
9. The multifunctional detection cabin system for green decoration according to claim 8, wherein the collection filter boxes (41) are arranged in layers, the number of layers is larger than that of the detection cabinets (13), each layer is used for singly and correspondingly collecting gas in the corresponding detection cabinet (13), and then collection, centralized treatment and transfer depth detection are carried out.
10. The multifunctional detection cabin system for green decoration as claimed in claim 9, wherein the data line in the subsection control box (25) is further connected with a pre-warning module in a terminal or control box (2), the pre-warning module is divided into a safety unit, an attention unit and a pre-warning unit, wherein the safety unit control range is defined as the value below 80% of the highest value in the normal range value corresponding to each detected and monitored index, the attention unit control range is defined as the value from 80% of the highest value in the normal range value to the normal highest value, and the pre-warning unit control range is defined as the value above the normal highest value; for the safety unit, the attention unit is a yellow signal lamp through green signal lamp display, and the early warning unit passes through a red signal lamp and is accompanied with prompt tone.
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| CN104407105A (en) * | 2014-11-28 | 2015-03-11 | 成都蓝宇科维科技有限公司 | Portable indoor environmental pollution detection terminal |
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| CN104407105A (en) * | 2014-11-28 | 2015-03-11 | 成都蓝宇科维科技有限公司 | Portable indoor environmental pollution detection terminal |
| US20160184828A1 (en) * | 2014-12-16 | 2016-06-30 | Binder Gmbh | Simulation Cabinet |
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| US20180180580A1 (en) * | 2016-12-27 | 2018-06-28 | The Penn State Research Foundation | Biochemical sensing using microbubbles on a chip using whispering gallery mode resonance |
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