CN203299033U - Quantitative absorption device for formaldehyde gas in polyformaldehyde material - Google Patents
Quantitative absorption device for formaldehyde gas in polyformaldehyde material Download PDFInfo
- Publication number
- CN203299033U CN203299033U CN201320341802XU CN201320341802U CN203299033U CN 203299033 U CN203299033 U CN 203299033U CN 201320341802X U CN201320341802X U CN 201320341802XU CN 201320341802 U CN201320341802 U CN 201320341802U CN 203299033 U CN203299033 U CN 203299033U
- Authority
- CN
- China
- Prior art keywords
- gas
- cartridge heater
- barrel
- polyformaldehyde
- absorption plant
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a quantitative absorption device for formaldehyde gas in polyformaldehyde material. The quantitative absorption device comprises a heating temperature control system, a material testing system, a gas collection system and a gas pumping absorption system, wherein the heating temperature control system comprises a heating barrel, the inner wall of the heating barrel is provided with an independent heating device, and the outside of the heating barrel is provided with a heat preservation layer; the material testing system comprises a material testing barrel arranged at the center of the heating barrel, the center of the material testing barrel is provided with a piston rod, and the top of the piston rod is provided with a balance weight; the gas collection system comprises a gas collection barrel communicated with the bottom of the heating barrel; the gas pumping absorption system comprises a peristaltic pump connected with the gas collection barrel through a gas duct, and a glass gas collection bottle arranged on the gas duct. The quantitative absorption device is simple in structure, easy to manufacture, capable of quantitatively absorbing the formaldehyde gas in polyformaldehyde material, and low in manufacture cost.
Description
Technical field
The utility model belongs to analytical instrument, relates to a kind of for the quantitative absorption plant of polyformaldehyde material formaldehyde gas.
Background technology
Polyoxymethylene is crystal type linear polymeric material, in molecular structure, has unsettled end group, and unsettled end group easily decomposes generation formaldehyde under the factor effect such as hot, chemical.Formaldehyde has larger toxic action to environment and human body, and in polyformaldehyde material, content of formaldehyde becomes important test item in the polyformaldehyde material application.
Polyformaldehyde material is the white granular solid, and wherein formaldehyde determination need be extracted the gasometry that produces after the polyformaldehyde material pyrolysis after water absorbs out and use the diacetone spectrophotometry.
The utility model content
The utility model want the technical solution problem be to provide a kind of simple in structure, be easy to manufacture, cheap for the quantitative absorption plant of polyformaldehyde material formaldehyde gas.
In order to address the above problem by the following technical solutions: a kind of for the quantitative absorption plant of polyformaldehyde material formaldehyde gas, comprise heated for controlling temperature system, material test macro, natural gas gathering system, the absorption system of bleeding, the heated for controlling temperature system comprises cartridge heater, the cartridge heater inwall is provided with independent heating apparatus, and the cartridge heater outside is provided with heat-insulation layer; The material test macro comprises the material test barrel that is arranged on the cartridge heater center, and material test barrel center configuration has piston rod, and piston rod part is provided with counterweight; Natural gas gathering system comprises the gas collecting jar with ground-on cover plate that is communicated with the cartridge heater bottom; The absorption system of bleeding comprises the peristaltic pump that is connected with gas collecting jar with ground-on cover plate by wireway, and is arranged on the glass gas bottle on wireway.
Two independent heating apparatus are set between described material test barrel and cartridge heater, and two independent heating apparatus connect respectively the pid number radiator valve, and by the pid number radiator valve, control the temperature of independent heating apparatus.
Described independent heating apparatus is the independent heating coil.
Described independent heating coil is close to the material test barrel.
The diameter 200mm of described heated for controlling temperature system, high 200mm, material are 304 stainless steels; The internal diameter of cartridge heater is 9.55mm.
The 52/55HRC high rigidity nitrogenize steel cylinder that described material test barrel is diameter 9.550 ± 0.007mm, length 160.0mm.
The diameter of described gas collecting jar with ground-on cover plate is 200mm, high 80mm, and material is 304 stainless steels; Gas collecting jar with ground-on cover plate and cartridge heater design for integral type, between gas collecting jar with ground-on cover plate and cartridge heater, with 304 thick corrosion resistant plates of 2mm, separate; It is the circular hole of 5mm that there is diameter at 50mm place, gas collecting jar with ground-on cover plate lateral distance bottom, and circular hole place welding diameter is the stainless-steel tube of the long 50mm of 5mm with valve; Between peristaltic pump and glass gas bottle, between glass gas bottle and the stainless-steel tube with valve, be equipped with wireway, wireway is the 300mm plastic flexible pipe.
Described plastic flexible pipe is the PTFE flexible pipe.
Described peristaltic pump output: 0-2000 CC/ divides, and material is SUS304, the range of speeds: 20-600rpm.
The utility model is simple in structure, be easy to manufacture, and can quantitatively absorb formaldehyde gas in polyformaldehyde material, and is cheap for manufacturing cost.
The accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
As shown in Figure 1, a kind of for the quantitative absorption plant of polyformaldehyde material formaldehyde gas, comprise heated for controlling temperature system 1, material test macro 2, natural gas gathering system 3, the absorption system 4 of bleeding.
The heated for controlling temperature system comprises cartridge heater 1-1, and cartridge heater 1-1 inwall is provided with two independent heating apparatus, and independent heating apparatus is independent heating coil 1-3, and cartridge heater 1-1 outside is provided with heat-insulation layer 1-2, and the heat-insulation layer material is asbestos.The diameter 200mm of heated for controlling temperature system, high 200mm, cartridge heater material are that 304 stainless steels, internal diameter are 9.55mm.Two independent heating coil 1-3 connect respectively pid number radiator valve 1-4.By the pid number radiator valve, control the temperature of independent heating coil, temperature range room temperature-400 ℃, temperature is controlled ± 0.2 ℃, heating power 500W.
The material test macro comprises the material test barrel 2-1 that is arranged on the cartridge heater center, and independent heating coil 1-3 is close to material test barrel 2-1, and material test barrel 2-1 is the 52/55HRC high rigidity nitrogenize steel cylinder of diameter 9.550 ± 0.007mm, length 160.0mm.It is 9.475mm, height 6.35mm piston rod 2-2 that material test barrel 2-1 center configuration has diameter, and piston rod 2-2 is provided with overheated preventer and temperature sensor 2-4, and piston rod 2-2 top is provided with counterweight 2-3, and counterweight is the counterweight of 2.16Kg.
Natural gas gathering system comprises the gas collecting jar with ground-on cover plate 3-1 that is communicated with cartridge heater 1-1 bottom; The diameter of gas collecting jar with ground-on cover plate 3-1 is 200mm, high 80mm, and material is 304 stainless steels; Gas collecting jar with ground-on cover plate and cartridge heater design for integral type, between gas collecting jar with ground-on cover plate and cartridge heater, with 304 thick corrosion resistant plates of 2mm, separate.It is the circular hole of 5mm that there is diameter at 50mm place, gas collecting jar with ground-on cover plate 3-1 lateral distance bottom, and circular hole place welding diameter is the stainless-steel tube 3-2 of the long 50mm of 5mm with valve; The opposite side of gas collecting jar with ground-on cover plate is provided with air intake opening 3-3.
The absorption system of bleeding comprises the peristaltic pump 4-1 that is connected with gas collecting jar with ground-on cover plate 3-1 by wireway 4-2, and is arranged on the glass gas bottle 4-3 on wireway 4-2.The peristaltic pump output: 0-2000 CC/ divides, and material is SUS304, the range of speeds: 20-600rpm.Between peristaltic pump and glass gas bottle, between glass gas bottle and the stainless-steel tube with valve, be equipped with wireway, wireway is the 300mm plastic flexible pipe.
Described plastic flexible pipe is the PTFE flexible pipe.
Detect content of formaldehyde in polyformaldehyde material and polyformaldehyde material need to be heated to 190 ℃, with the 2.16kg counterweight, be loaded into piston rod and apply pressure to the polyformaldehyde material of molten condition, the formaldehyde gas that decomposes in polyformaldehyde material constantly discharges and enters in gas collecting jar with ground-on cover plate, by peristaltic pump, formaldehyde is evacuated in the glass gas bottle that fills gauge water and absorbs.
Claims (9)
1. one kind for the quantitative absorption plant of polyformaldehyde material formaldehyde gas, comprise heated for controlling temperature system, material test macro, natural gas gathering system, the absorption system of bleeding, it is characterized in that: the heated for controlling temperature system comprises cartridge heater, the cartridge heater inwall is provided with independent heating apparatus, and the cartridge heater outside is provided with heat-insulation layer; The material test macro comprises the material test barrel that is arranged on the cartridge heater center, and material test barrel center configuration has piston rod, and piston rod part is provided with counterweight; Natural gas gathering system comprises the gas collecting jar with ground-on cover plate that is communicated with the cartridge heater bottom; The absorption system of bleeding comprises the peristaltic pump that is connected with gas collecting jar with ground-on cover plate by wireway, and is arranged on the glass gas bottle on wireway.
2. according to claim 1 for the quantitative absorption plant of polyformaldehyde material formaldehyde gas, it is characterized in that: two independent heating apparatus are set between described material test barrel and cartridge heater, two independent heating apparatus connect respectively the pid number radiator valve, and by the pid number radiator valve, control the temperature of independent heating apparatus.
3. according to claim 2 for the quantitative absorption plant of polyformaldehyde material formaldehyde gas, it is characterized in that: described independent heating apparatus is the independent heating coil.
4. according to claim 3 for the quantitative absorption plant of polyformaldehyde material formaldehyde gas, it is characterized in that: described independent heating coil is close to the material test barrel.
5. according to claim 1 for the quantitative absorption plant of polyformaldehyde material formaldehyde gas, it is characterized in that: the diameter 200mm of described heated for controlling temperature system, high 200mm, material are 304 stainless steels; The internal diameter of cartridge heater is 9.55mm.
6. according to claim 1 for the quantitative absorption plant of polyformaldehyde material formaldehyde gas, it is characterized in that: the 52/55HRC high rigidity nitrogenize steel cylinder that described material test barrel is diameter 9.550 ± 0.007mm, length 160.0mm.
7. according to claim 1 for the quantitative absorption plant of polyformaldehyde material formaldehyde gas, it is characterized in that: the diameter of described gas collecting jar with ground-on cover plate is 200mm, high 80mm, and material is 304 stainless steels; Gas collecting jar with ground-on cover plate and cartridge heater design for integral type, between gas collecting jar with ground-on cover plate and cartridge heater, with 304 thick corrosion resistant plates of 2mm, separate; It is the circular hole of 5mm that there is diameter at 50mm place, gas collecting jar with ground-on cover plate lateral distance bottom, and circular hole place welding diameter is the stainless-steel tube of the long 50mm of 5mm with valve; Between peristaltic pump and glass gas bottle, between glass gas bottle and the stainless-steel tube with valve, be equipped with wireway, wireway is the 300mm plastic flexible pipe.
8. according to claim 7 for the quantitative absorption plant of polyformaldehyde material formaldehyde gas, it is characterized in that: described plastic flexible pipe is the PTFE flexible pipe.
9. according to claim 1 for the quantitative absorption plant of polyformaldehyde material formaldehyde gas, it is characterized in that: described peristaltic pump output: 0-2000 CC/ divides, and material is SUS304, the range of speeds: 20-600rpm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320341802XU CN203299033U (en) | 2013-06-14 | 2013-06-14 | Quantitative absorption device for formaldehyde gas in polyformaldehyde material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320341802XU CN203299033U (en) | 2013-06-14 | 2013-06-14 | Quantitative absorption device for formaldehyde gas in polyformaldehyde material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203299033U true CN203299033U (en) | 2013-11-20 |
Family
ID=49575038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320341802XU Expired - Fee Related CN203299033U (en) | 2013-06-14 | 2013-06-14 | Quantitative absorption device for formaldehyde gas in polyformaldehyde material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203299033U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105928749A (en) * | 2016-07-15 | 2016-09-07 | 核工业理化工程研究院 | Gas collection device and gas collection method for volatilized gas during epoxy resin curing |
-
2013
- 2013-06-14 CN CN201320341802XU patent/CN203299033U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105928749A (en) * | 2016-07-15 | 2016-09-07 | 核工业理化工程研究院 | Gas collection device and gas collection method for volatilized gas during epoxy resin curing |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102495199A (en) | Temperature and suction control high-pressure consolidometer | |
| CN203299033U (en) | Quantitative absorption device for formaldehyde gas in polyformaldehyde material | |
| CN106066198B (en) | Simple device and method for measuring volume of methane in gas collecting bag | |
| CN202598849U (en) | Energy dissipater for water tank of water heater | |
| CN209249583U (en) | A kind of battery electrolyte filling apparatus | |
| CN201748462U (en) | Sleeve type liquid ammonia vaporizer | |
| CN203712811U (en) | Wood impregnating thermal treatment pressurizing device | |
| CN208382948U (en) | A kind of novel plant waste heat recycling heating device | |
| CN207001298U (en) | A kind of portable biological sample storing unit | |
| CN202614559U (en) | Heat-preserving sampling device for coal gas | |
| CN111854184A (en) | Solar heat collector system for calculating heat loss | |
| CN205773613U (en) | A kind of anaerobic tower circulating constant-temperature control device | |
| CN201322376Y (en) | Solar energy heating water system provided with solar energy total heat meter | |
| CN204082478U (en) | Unpowered vacuum pumping device | |
| CN208213220U (en) | A kind of use for laboratory thermostatic water bath | |
| CN209023469U (en) | Temperature-constant bucket | |
| CN204937917U (en) | A kind of aqueous ammonium nitrate solution holding vessel with heating arrangement | |
| CN202446533U (en) | Air sterilization system | |
| CN203893709U (en) | Intelligent-adjusting steam heat exchanger | |
| CN201497060U (en) | Multifunctional solar heating device | |
| CN204996301U (en) | Energy -saving formaldehyde absorption tower | |
| CN204648680U (en) | A kind of oil field raw oil heater | |
| CN102889810B (en) | Vacuumization device and method of special-shaped-plate gravity heat pipe | |
| CN204202440U (en) | A kind of corrosion-resistance heat exchanger | |
| CN203473650U (en) | Novel cooling device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20131120 Termination date: 20150614 |
|
| EXPY | Termination of patent right or utility model |