CN203443949U - System for detecting formaldehyde emission amount with analytical method - Google Patents
System for detecting formaldehyde emission amount with analytical method Download PDFInfo
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- CN203443949U CN203443949U CN201320533082.7U CN201320533082U CN203443949U CN 203443949 U CN203443949 U CN 203443949U CN 201320533082 U CN201320533082 U CN 201320533082U CN 203443949 U CN203443949 U CN 203443949U
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- air
- methanal
- burst size
- detection system
- analytic approach
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Abstract
The utility model discloses a system for detecting formaldehyde emission amount with an analytical method. The system is used for detecting the formaldehyde emission amount of a detected piece and comprises an pneumatic pump, an air pretreatment device, a detected piece detection cabin, air sampling equipment and air analysis equipment, wherein the air sampling equipment comprises a plurality of absorption bottles which are correspondingly connected with the detected piece detection cabin through a plurality of electromagnetic valves; and the plurality of electromagnetic valves are switched on or switched off at spacing intervals. According to the system for detecting the formaldehyde emission amount with the analytical method, through pretreatment for external air, the influence of external factors on a detection result can be reduced; the plurality of absorption bottles are arranged, one absorption bottle is opened at set time intervals, each absorption bottle absorbs air with different formaldehyde contents, so that the formaldehyde emission amount of the detected piece and a relation curve of the formaldehyde emission amount and emission time of the detected piece are obtained, and the formaldehyde emission amount of the detected piece is effectively analyzed.
Description
Technical field
The utility model relates to a kind of burst size of methanal analytic approach detection system.
Background technology
Along with social development, people start progressively to start to focus on environmental protection, burst size of methanal pay attention to day by day for furniture or sheet material gets up, therefore in succession there is extraction, exsiccator method and climate box method etc. detect furniture, and wherein, extraction is simple, easy to operate, but the directly pollution of reaction formaldehyde burst size to environment of testing result; Exsiccator method adopts titrimetry while demarcating formaldehyde, but the method measuring accuracy is low, and test specification is narrow; The advantage of climate box method maximum is actual environment accurate to simulate, and the method can be tested accurately to the burst size of methanal of furniture or sheet material, but this equipment volume is large, and cost is high, and test period is long, runs counter to country to energy-saving and cost-reducing demand.
Utility model content
The purpose of this utility model is just to provide a kind of burst size of methanal analytic approach detection system that more effectively, more accurately detects the burst size of methanal in measured piece.
For addressing the above problem, the utility model provides a kind of burst size of methanal analytic approach detection system, for detection of the burst size of methanal in measured piece, comprise that air is flowed through successively and be communicated with successively pneumatic pump, air pretreatment device, measured piece detection cabin body, air sampling equipment and the air analysis equipment arranging, described air sampling equipment comprises a plurality of absorption bottles, and described a plurality of absorption bottles are by the corresponding described measured piece detection cabin body that connects of a plurality of solenoid valves; Described a plurality of solenoid valve opens or cuts out interval time.
Preferably, described air pretreatment device comprises air filtration combination three linked piece, U-shaped drying tube and register, and described register comprises that temperature adjustment water tank and bending are arranged at described temperature adjustment water tank hollow gas copper pipe; Described pneumatic pump, air filtration combination three linked piece, U-shaped drying tube, air copper pipe and measured piece detect cabin body and are communicated with successively setting.
Preferably, described burst size of methanal analytic approach detection system also comprises control device, and described control device comprises control module, and described control module is electrically connected to described pneumatic pump and solenoid valve.
Preferably, described control device also comprises temperature sensor, pressure transducer and flowmeter, and described temperature sensor and pressure transducer are arranged at described measured piece and detect on the body inwall of cabin; Described flowmeter is arranged between described U-shaped drying tube and described air copper pipe; Described temperature sensor, pressure transducer and flowmeter are electrically connected to described control module, and described control module is electrically connected to described air filtration combination three linked piece, temperature adjustment water tank and pneumatic pump.
Preferably, described control device also comprises display unit, and described display unit is electrically connected to described control module.
Preferably, the outside that described measured piece detects cabin body is also provided with heat conduction cavity, and described heat conduction cavity is communicated with setting with described temperature adjustment water tank.
Preferably, described tested detection cabin body is also provided with steam inlet, and described steam inlet is communicated with described temperature adjustment water tank.
Preferably, the outside of described heat conduction cavity is also provided with polyurethane heat insulation material layer.
Preferably, described burst size of methanal analytic approach detection system also comprises external casing, and described external casing is provided with universal caster wheel; Described burst size of methanal analytic approach detection system is built in described external casing.
Adopt the beneficial effect of this technical scheme to be, the utility model by arrange air pretreatment device to external world air carry out pre-service, can reduce the impact of extraneous factor on testing result, by a plurality of absorption bottles are set, and open at set intervals an absorption bottle, each absorption bottle absorbs the air that contains different content of formaldehyde, thereby draw the burst size of methanal of measured piece and the relation curve of the burst size of methanal of measured piece and release time, thereby the burst size of methanal of more effective analysis measured piece.
Accompanying drawing explanation
Fig. 1 is the front elevation of a kind of burst size of methanal analytic approach of the utility model detection system;
Fig. 2 is the right view of the burst size of methanal analytic approach detection system of a kind of furniture of the utility model or sheet material;
Fig. 3 is the left view of the burst size of methanal analytic approach detection system of a kind of furniture of the utility model or sheet material;
Fig. 4 is the front elevation of the utility model embodiment 2;
Fig. 5 is the right view of the utility model embodiment 2;
Fig. 6 is the left view of the utility model embodiment 2;
Fig. 7 is the left view of the utility model embodiment 3;
Fig. 8 is the left view of the utility model embodiment 4.
Wherein, 1. pneumatic pump 21. air filtrations combinations three linked piece 211. air filtrations combination three linked piece entrance 212. air filtrations combination three linked pieces outlet 22.U shape drying tube 221.U shape drying tube entrance 222.U shape drying tubes export 23. air copper pipe 231. air copper pipe entrance 232. copper pipes and export 24. temperature adjustment water tank 241. temperature adjustment water tank hot water inlet 242. temperature adjustment water tank hot water outlet 2421. heat-exchanger pump 3. measured pieces and detect cabin body 31. measured pieces and detect cabin body entrance 32. measured pieces and detect cabin bodies and export external casing 71. universal caster wheels of 33. heat conduction cavity 331. thermal conductive cavity body heat water inlet 332. thermal conductive cavity body heat water out 34. polyurethane heat insulation material layer 4. absorption bottle 5. solenoid valve 611. temperature sensor 612. pressure transducer 613. flowmeter 62. control module 621. start button 622. stop button 623. power knob 63. display unit 7..
Embodiment
Below in conjunction with accompanying drawing, describe a preferred embodiment of the present utility model in detail.
Referring to Fig. 1-Fig. 3, as shown in legend wherein, a kind of burst size of methanal analytic approach detection system, for detection of the burst size of methanal in measured piece, comprise that air is flowed through successively and be communicated with successively a pneumatic pump 1, an air pretreatment device, a measured piece detection cabin body 3, an air sampling equipment and the air analysis equipment (not shown) arranging, above-mentioned air sampling equipment comprises eight absorption bottles 4, and these eight absorption bottles 4 detect cabin body 3 by the corresponding measured piece that connects of eight solenoid valves 5; Eight solenoid valves 5 are opened at interval successively for one hour successively.
Above-mentioned air pretreatment device comprises an air filtration combination three linked piece 21, dry 22 pipe and the registers of a U-shaped, and above-mentioned register comprises that a temperature adjustment water tank 24 and bending are arranged at an air copper pipe 23 in temperature adjustment water tank 24; Pneumatic pump 1, air filtration combination three linked piece 21, U-shaped drying tube 22, air copper pipe 23 and measured piece detect cabin body 3 and are communicated with and arrange successively.
Air filtration combination three linked piece 21 has an air filtration combination three linked piece entrance 211 and an air filtration combination three linked piece outlet 212; Air filtration combination three linked piece entrance 211 is communicated with pneumatic pump 1;
U-shaped drying tube 22 has a U-shaped drying tube entrance 221 and U-shaped drying tube outlet 222, and U-shaped drying tube entrance 221 is communicated with air filtration combination three linked piece outlet 212;
Measured piece detects cabin body 3 and has a measured piece detection cabin body entrance 31 and a measured piece detection cabin body outlet 32, and measured piece detection cabin body entrance 31 is communicated with air copper pipe and exports 232, and measured piece detection cabin body outlet 32 is passed through solenoid valve 5 and is communicated with absorption bottle 4.
Further, above-mentioned burst size of methanal analytic approach detection system also comprises an external casing 7, and external casing 7 has universal caster wheel 71; Above-mentioned burst size of methanal analytic approach detection system is built in external casing 7.
Below a kind of burst size of methanal analytic approach detection method, adopt above-mentioned burst size of methanal analytic approach detection system, comprise the steps:
(1) accept air, by pneumatic pump 1, receive outside air;
(2) air pretreatment, by air filtration, combine three linked piece 21, U-shaped drying tube 22 and 24 pairs of above-mentioned outside airs of temperature adjustment water tank respectively and carry out drainage, oil strain, decompression, dehumidifying and temperature adjustment, formation temperature is 50-60 ℃, the pure air that pressure is 1000Pa-1200Pa;
(3) gather pure air, above-mentioned pure air is passed into measured piece and detect cabin body 3, and gather above-mentioned pure air by one in eight absorption bottles 4;
(4) measured piece release formaldehyde, puts into measured piece detection cabin body 3 by measured piece and makes its Spontaneous release formaldehyde gas, forms the air containing formaldehyde;
(5) gather the air containing formaldehyde, between one hour, open successively the solenoid valve of seven remaining absorption bottle 4 correspondences, the above-mentioned air containing formaldehyde is collected in seven remaining absorption bottles;
(6) analyze the burst size of methanal of measured piece, the content of formaldehyde by the above-mentioned pure air of above-mentioned air analysis device analysis and the above-mentioned air containing formaldehyde, forms burst size of methanal curve map.
Embodiment 2
Referring to Fig. 4-Fig. 6, as shown in legend wherein, all the other are identical with described embodiment 1, difference is, above-mentioned burst size of methanal analytic approach detection system also comprises a control device, and the above-mentioned control device of stating comprises a control module 62, and control module 62 is provided with start button 621, stop button 622 and a power knob 633, and control the startup of pneumatic pump 1 and stop and powering, control module 62 is also controlled solenoid valve 5 by certain program opening and closing interval time.
Further, above-mentioned control device also comprises and is arranged at the flowmeter 613 that measured piece detects a temperature sensor 611 and a pressure transducer 612 of cabin body 3 inwalls and is arranged at U-shaped drying tube outlet 222, temperature sensor 611, pressure transducer 612 and flowmeter 613 are electrically connected to control module 62, and control module 62 is electrically connected to air filtration combination three linked piece 21, temperature adjustment water tank 24 and pneumatic pump 1.
Further, above-mentioned control device also comprises a display unit 63, and display unit 63 is electrically connected to control module 62.
More every data of PARA FORMALDEHYDE PRILLS(91,95) burst size detection system are monitored.
Referring to Fig. 7, as shown in legend wherein, all the other are identical with described embodiment 1, and difference is, the outside that measured piece detects cabin body 3 is also provided with heat conduction cavity 33;
Temperature adjustment water tank outlet 24 has a tempered water tank inlet 241 and temperature adjustment water tank outlet 242;
Temperature adjustment water tank 24 not only can heat the air of flowing through, and can heat the outside that measured piece detects cabin body 3.
Referring to Fig. 8, as shown in legend wherein, all the other are identical with described embodiment 1, and difference is, the outside of heat conduction cavity 33 is also provided with a polyurethane heat insulation material layer 34.
Can make measured piece detect cabin body 3 and there is better temperature persistance.
Adopt the beneficial effect of this technical scheme to be, the utility model by arrange air pretreatment device to external world air carry out pre-service, can reduce the impact of extraneous factor on testing result, by a plurality of absorption bottles are set, and open at set intervals an absorption bottle, each absorption bottle absorbs the air that contains different content of formaldehyde, thereby draw the burst size of methanal of measured piece and the relation curve of the burst size of methanal of measured piece and release time, thereby the burst size of methanal of more effective analysis measured piece.
The above is only preferred implementation of the present utility model, it should be pointed out that not departing under the prerequisite of the utility model creation design, and can also make some distortion and improvement, these all belong to protection domain of the present utility model.
Claims (8)
1. a burst size of methanal analytic approach detection system, burst size of methanal for detection of measured piece, it is characterized in that, comprise that air is flowed through successively and be communicated with successively pneumatic pump, air pretreatment device, measured piece detection cabin body, air sampling equipment and the air analysis equipment arranging, described air sampling equipment comprises a plurality of absorption bottles, and described a plurality of absorption bottles are by the corresponding described measured piece detection cabin body that connects of a plurality of solenoid valves; Described a plurality of solenoid valve opens or cuts out interval time.
2. burst size of methanal analytic approach detection system according to claim 1, it is characterized in that, described air pretreatment device comprises air filtration combination three linked piece, U-shaped drying tube and register, and described register comprises that temperature adjustment water tank and bending are arranged at described temperature adjustment water tank hollow gas copper pipe; Described pneumatic pump, air filtration combination three linked piece, U-shaped drying tube, air copper pipe and measured piece detect cabin body and are communicated with successively setting.
3. burst size of methanal analytic approach detection system according to claim 2, it is characterized in that, described burst size of methanal analytic approach detection system also comprises control device, and described control device comprises control module, and described control module is electrically connected to described pneumatic pump and solenoid valve.
4. burst size of methanal analytic approach detection system according to claim 3, it is characterized in that, described control device also comprises temperature sensor, pressure transducer and flowmeter, and described temperature sensor and pressure transducer are arranged at described measured piece and detect on the body inwall of cabin; Described flowmeter is arranged between described U-shaped drying tube and described air copper pipe; Described temperature sensor, pressure transducer and flowmeter are electrically connected to described control module, and described control module is electrically connected to described air filtration combination three linked piece, temperature adjustment water tank and pneumatic pump.
5. burst size of methanal analytic approach detection system according to claim 4, is characterized in that, described control device also comprises display unit, and described display unit is electrically connected to described control module.
6. burst size of methanal analytic approach detection system according to claim 2, is characterized in that, the outside that described measured piece detects cabin body is also provided with heat conduction cavity, and described heat conduction cavity is communicated with setting with described temperature adjustment water tank.
7. burst size of methanal analytic approach detection system according to claim 6, is characterized in that, the outside of described heat conduction cavity is also provided with polyurethane heat insulation material layer.
8. according to the arbitrary described burst size of methanal analytic approach detection system of claim 1-7, it is characterized in that, described burst size of methanal analytic approach detection system also comprises external casing, and described external casing is provided with universal caster wheel; Described burst size of methanal analytic approach detection system is built in described external casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320533082.7U CN203443949U (en) | 2013-08-30 | 2013-08-30 | System for detecting formaldehyde emission amount with analytical method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320533082.7U CN203443949U (en) | 2013-08-30 | 2013-08-30 | System for detecting formaldehyde emission amount with analytical method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203443949U true CN203443949U (en) | 2014-02-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320533082.7U Expired - Fee Related CN203443949U (en) | 2013-08-30 | 2013-08-30 | System for detecting formaldehyde emission amount with analytical method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103439465A (en) * | 2013-08-30 | 2013-12-11 | 昆山市创新科技检测仪器有限公司 | Formaldehyde emission analytical detection system and detection method thereof |
-
2013
- 2013-08-30 CN CN201320533082.7U patent/CN203443949U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103439465A (en) * | 2013-08-30 | 2013-12-11 | 昆山市创新科技检测仪器有限公司 | Formaldehyde emission analytical detection system and detection method thereof |
| CN103439465B (en) * | 2013-08-30 | 2016-02-03 | 昆山市创新科技检测仪器有限公司 | A kind of burst size of methanal analytic approach detection system and detection method thereof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140219 Termination date: 20160830 |
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| CF01 | Termination of patent right due to non-payment of annual fee |