CN205939413U - Indoor harmful gas remove device based on low temperature cold source - Google Patents
Indoor harmful gas remove device based on low temperature cold source Download PDFInfo
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- CN205939413U CN205939413U CN201620882300.1U CN201620882300U CN205939413U CN 205939413 U CN205939413 U CN 205939413U CN 201620882300 U CN201620882300 U CN 201620882300U CN 205939413 U CN205939413 U CN 205939413U
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- heat exchanger
- low temperature
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- air
- gas
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- 239000006096 absorbing agent Substances 0.000 claims description 28
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 12
- 238000007791 dehumidification Methods 0.000 claims description 7
- 239000003463 adsorbent Substances 0.000 claims description 6
- 230000008859 change Effects 0.000 claims description 5
- 238000001179 sorption measurement Methods 0.000 claims description 4
- 238000004108 freeze drying Methods 0.000 claims description 3
- 239000002808 molecular sieve Substances 0.000 claims description 3
- 238000005057 refrigeration Methods 0.000 claims description 3
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 claims description 3
- 239000003054 catalyst Substances 0.000 claims description 2
- 239000002826 coolant Substances 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- 239000007789 gas Substances 0.000 abstract description 63
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 abstract description 21
- 239000012535 impurity Substances 0.000 abstract description 20
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 abstract description 15
- 238000009833 condensation Methods 0.000 abstract description 11
- 230000005494 condensation Effects 0.000 abstract description 11
- 238000007710 freezing Methods 0.000 abstract description 8
- 230000008014 freezing Effects 0.000 abstract description 8
- 239000012855 volatile organic compound Substances 0.000 abstract description 5
- 230000008439 repair process Effects 0.000 abstract description 2
- 239000003570 air Substances 0.000 abstract 1
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 8
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 8
- 238000010521 absorption reaction Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 239000005416 organic matter Substances 0.000 description 7
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 6
- 229960004424 carbon dioxide Drugs 0.000 description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 241000196324 Embryophyta Species 0.000 description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 description 4
- 239000001569 carbon dioxide Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- MGWGWNFMUOTEHG-UHFFFAOYSA-N 4-(3,5-dimethylphenyl)-1,3-thiazol-2-amine Chemical compound CC1=CC(C)=CC(C=2N=C(N)SC=2)=C1 MGWGWNFMUOTEHG-UHFFFAOYSA-N 0.000 description 2
- 241000790917 Dioxys <bee> Species 0.000 description 2
- 238000004887 air purification Methods 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 description 2
- 230000000505 pernicious effect Effects 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 241001464837 Viridiplantae Species 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 239000000809 air pollutant Substances 0.000 description 1
- 231100001243 air pollutant Toxicity 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002090 carbon oxide Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002594 sorbent Substances 0.000 description 1
Landscapes
- Separation Of Gases By Adsorption (AREA)
Abstract
The utility model discloses an indoor harmful gas remove device based on low temperature cold source, return circuit including heat exchanger, adsorber and low temperature cold source form still includes a air piping, air piping's air inlet is connected with the gas access of heat exchanger, and the cold junction export of heat exchanger is connected with air piping's air outlet. The utility model discloses utilize various harmful impurity gaseous different condensation or chilling point in the air, with various harmful impurity gases in heat exchanger, adsorber low -temperature condensation, low temperature is freezing or cryosorption to this gets rid of harmful gas such as formaldehyde in the room air, nitrogen oxide, volatile organic compounds, reaches air -purifying's purpose. This device regenerative process gaseous emission safety, convenient and can not produce secondary pollution.
Description
Technical field
This utility model is related to the technical field of cleaning harmful gas and in particular to a kind of had based on the interior of low temperature cold source
The technical field of evil gas removal device.
Background technology
From China's IAQ (indoor air quality) detection and analysis, the main source of indoor air pollutants has building and interior decoration material
Material, outdoor pollutant, combustion product and people activity itself.The pollution of wherein house decorative material and furniture is to cause room air
The main aspect of pollution, such as formaldehyde, toluene, ammonia, VOCs etc., very small amount just can produce significant damage to health.
In daily life, people can put the low one-tenth such as green plantss or activated carbon using replacement aeration, domestic environment
This method is made a return journey removing and harmful gas, but only can be used as a kind of poorly efficient ancillary method.In contrast, the air purifier of specialty uses
More extensive.
At present, existing air cleaner on market, its purification method adds multistorey strainer mesh combination using blower fan mostly
Form carrys out purify air.For different dust and dusty gass, set gradually the filter screen of Various Functions, version simple and
Easily realize.But weak point is, all kinds of filter screens need easily to produce secondary pollution after periodic replacement and saturation because of adsorption saturation,
Filter screen absorption property is affected by the air steam and adsorbent itself simultaneously, and actual clean-up effect is limited.
Content of the invention
This utility model provide a kind of indoor harmful gas removal device based on low temperature cold source, using formaldehyde in air,
The different condensation of the various objectionable impurities gas such as nitrogen oxides, volatile organic matter or cryogenic temperature, by different objectionable impurities
Gas condensation at low temperature, freezing or cryogenic absorption in heat exchanger, adsorber, remove the harmful gass in room air, reach
Purpose to purify air.
The technical solution of the utility model is as follows：A kind of indoor harmful gas removal device based on low temperature cold source, including
The loop that heat exchanger, adsorber and low temperature cold source are formed, also includes an air pipe line, the air intake of described air pipe line
It is connected with the gas access of heat exchanger, the cold side outlet of heat exchanger is connected with the air outlet slit of air pipe line.
Described heat exchanger includes first-class heat exchanger, secondary heat exchanger, and described air intake is entered with the gas of first-class heat exchanger
Mouth is connected, and the gas outlet of first-class heat exchanger is connected with the gas access of secondary heat exchanger, and the gas of secondary heat exchanger goes out
Mouth is connected with the gas access of first class absorber, and the gas outlet of first class absorber is connected with the cold-side inlet of first-class heat exchanger
Connect, the cold side outlet of first-class heat exchanger is connected with air outlet slit, described low temperature cold source is connected with secondary heat exchanger.
For improving the cleannes of air, this device also can adopt multi-stage heat exchanger, the combining form of adsorber, described heat exchange
Device includes first-class heat exchanger, secondary heat exchanger, three-level heat exchanger, level Four heat exchanger, described adsorber include first class absorber, two
Level adsorber, described air intake is connected with the gas access of first-class heat exchanger, the gas outlet of first-class heat exchanger and two grades
The gas access of heat exchanger is connected, and the gas outlet of secondary heat exchanger is connected with the gas access of first class absorber, one-level
The gas outlet of adsorber is connected with the gas access of three-level heat exchanger, the gas outlet of three-level heat exchanger and level Four heat exchanger
Gas access be connected, the gas outlet of level Four heat exchanger is connected with the gas access of second class absorber, second class absorber
Gas outlet be connected with the cold-side inlet of three-level heat exchanger, the cold side outlet of three-level heat exchanger and the cold end of first-class heat exchanger
Entrance is connected, and the cold side outlet of first-class heat exchanger is connected with air outlet slit, described low temperature cold source and secondary heat exchanger, level Four
Heat exchanger is respectively connected with.
Blower fan is set between described air intake and first-class heat exchanger.
Drainage screen is set between described air intake and blower fan.
Dehydrating unit is set between described drainage screen and blower fan.
Humidifier is set between the cold side outlet of described first-class heat exchanger and air outlet slit.
Described heat exchanger is plate-fin heat exchanger, plate type heat exchanger, finned heat exchanger, wound tube heat exchanger, full-heated type
Heat exchanger.
Described low temperature cold source is refrigeration plant, solid-state or liquid cooling medium.
Adsorbent in described adsorber is activated carbon, molecular sieve, cold catalyst.
The dehumidification mode of described dehydrating unit is freeze drying, rotary wheel dehumidifying, solution dehumidification, adsorption and dehumidification.
During the work of this device, the air containing objectionable impurities first passes around the bulky grain that drainage screen tentatively filters out in the air
Impurity, is dehumidified subsequently into dehumidifier, through blower fan supercharging after, enter heat exchanger, using formaldehyde in air, nitrogen oxides,
The different condensation of the various objectionable impurities gas such as volatile organic matter or cryogenic temperature, will be low in heat exchanger for objectionable impurities gas
Temperature condensation, freezing, to remove the objectionable impurities of in the air, remove the in the air after objectionable impurities still contain a small amount of miscellaneous
Matter, the air now containing a small amount of objectionable impurities enters adsorber, and the adsorbent in adsorber continues the harmful of absorption in the air
Impurity, makes air cleaner, and pure air is risen again through heat exchanger, humidifier humidifies process heel row to indoor it is achieved that efficiently
The purpose of purify air.
This plant running for a period of time after, according to operation conditions, system can be purged, exhale pernicious gases.
The beneficial effects of the utility model：This utility model by low temperature cold source be package unit provide cold, heat exchanger,
In adsorber, using the different condensation of in the air various objectionable impurities gas, cryogenic temperature, will be low for the air containing objectionable impurities
Warm condensation, freezing, cryogenic absorption, the objectionable impurities such as the formaldehyde of removal in the air, nitrogen oxides, volatile organic matter,
Realize the purpose of Efficient air purification eventually, the discharge of package unit regenerative process gas safely, conveniently and will not produce secondary pollution.
Brief description
Fig. 1 is the structural representation of this utility model embodiment one.
Fig. 2 is the structural representation of this utility model embodiment two.
Wherein：1. air intake；2. drainage screen；3. dehydrating unit；4. blower fan；5. first-class heat exchanger；6. two grades
Heat exchanger；7. low temperature cold source；8. first class absorber；9. humidifier；10. air outlet slit；11. three-level heat exchangers；12. 4
Level heat exchanger；13. second class absorbers.
Specific embodiment
Below in conjunction with drawings and Examples, technical scheme is described in further detail.
Embodiment one
As shown in figure 1, a kind of indoor harmful gas removal device based on low temperature cold source, including 5, two grades of first-class heat exchanger
Heat exchanger 6, adsorber 8, low temperature cold source 7, air intake 1 is connected with the gas access of first-class heat exchanger 5 by air pipe line,
Drainage screen 2, dehydrating unit 3, blower fan 4 is set gradually, the gas of first-class heat exchanger 5 goes out between air intake 1 and first-class heat exchanger 5
Mouth is connected with the gas access of secondary heat exchanger 6, the gas access of the gas outlet of secondary heat exchanger 6 and first class absorber 8
It is connected, the gas outlet of first class absorber 8 is connected with the cold-side inlet of first-class heat exchanger 5, the cold end of first-class heat exchanger 5 goes out
Mouth is connected with air outlet slit 10, arranges humidifier 9 between the cold side outlet of first-class heat exchanger 5 and air outlet slit 10, described low
Warm low-temperature receiver 7 is connected with secondary heat exchanger 6.
In the present embodiment, the dehumidification mode of dehydrating unit 3 is freeze drying, and the adsorbent in adsorber 8 is activated carbon.
During the present embodiment work, low temperature cold source 7 provides cold for package unit, and first-class heat exchanger 5 is Recuperative heat exchanger, main
Cold to be reclaimed, the air containing objectionable impurities first passes around drainage screen 2, tentatively filters out the large granular impurity of in the air, enters
Enter dehydrating unit 3 to be dehumidified, after blower fan 4 supercharging, enter first-class heat exchanger 5 pre-cooling, subsequently into secondary heat exchanger 6, empty
Micro nitrogen oxide in gas carries out condensation at low temperature or freezing inside secondary heat exchanger 6, cold is passed to adsorber simultaneously
8 so as to temperature is down to 220K, using the cryogenic absorption characteristic of activated carbon, will be relative to initial content 0.5ppmV and 0.96ppmV etc.
The relatively low formaldehyde of concentration, volatile organic matter Adsorption to 80ppb and 100ppb, the air after purification is through first-class heat exchanger 5
After rising again, enter humidifier 9 and carry out humidification process, then pass through air outlet slit 10 row to interior, realize the mesh of purify air
's.
This plant running for a period of time after, according to operation conditions, whole device can be purged, exhale pernicious gases.
Embodiment two.
The air higher in order to obtain cleannes, the present embodiment adopts the combining form of multi-stage heat exchanger and adsorber.
The first-class heat exchanger 5 of the present embodiment, three-level heat exchanger 11 adopt plate-fin heat exchanger, and secondary heat exchanger 6, level Four are changed
Hot device 12 adopts finned heat exchanger, first class absorber 8 sorbent used for molecular sieve, the used adsorbent of second class absorber 13
For activated carbon, low temperature cold source 7 is refrigeration machine.
As shown in Fig. 2 a kind of secondary heat exchanger 6 of the indoor harmful gas removal device based on low temperature cold source, level Four are changed
Hot device 12 is connected with low temperature cold source 7 respectively, and air intake 1 is connected with the gas access of first-class heat exchanger 5, air intake 1
Set gradually drainage screen 2, dehydrating unit 3, blower fan 4 and first-class heat exchanger 5 between, the gas outlet of first-class heat exchanger 5 with two grades
The gas access of heat exchanger 6 is connected, and the gas outlet of secondary heat exchanger 6 is connected with the gas access of first class absorber 8, and one
The gas outlet of level adsorber 8 is connected with the gas access of three-level heat exchanger 11, the gas outlet of three-level heat exchanger 11 and four
The gas access of level heat exchanger 12 is connected, and the gas outlet of level Four heat exchanger 12 is connected with the gas access of second class absorber 13
Connect, the gas outlet of second class absorber 13 is connected with the cold-side inlet of three-level heat exchanger 11, the cold end of three-level heat exchanger 11 goes out
Mouth is connected with the cold-side inlet of first-class heat exchanger 5, and the cold side outlet of first-class heat exchanger 5 is connected with air outlet slit 10, one-level
Humidifier 9 is set between the cold side outlet of heat exchanger 5 and air outlet slit 10.
The work process of the present embodiment is as follows：Air containing objectionable impurities is from air intake 1 through the preliminary mistake of drainage screen 2
Filter the large granular impurity of in the air, enter dehydrating unit 3 and dehumidified, after reaching desired moisture level, after blower fan 4 is pressurized,
Enter first-class heat exchanger 5 and carry out pre-cooling, after being pre-chilled to low temperature, enter in secondary heat exchanger 6 and cool down further, secondary heat exchanger 6
Design temperature be 216K, the cold of secondary heat exchanger 6 provides by low temperature cold source 7.
Freezing point due in the air nitrogen dioxide, sulfur dioxide, carbon dioxide is respectively 262K, 201K, 145K, dioxy
Change nitrogen, sulfur dioxide can be frozen in secondary heat exchanger 6, condense, simultaneously under 216K cryogenic conditions, initial 4000ppmV bis-
Carbonoxide can be down to 408ppmV by first class absorber 8 absorption, and a small amount of formaldehyde, volatile organic matter also can be adsorbed.Remove dioxy
Change nitrogen, that the air of sulfur dioxide, most of carbon dioxide and a small amount of formaldehyde, volatile organic matter leaves first class absorber 8 is laggard
Enter in three-level heat exchanger 11 and cool down again, subsequently into level Four heat exchanger 12, the design temperature of level Four heat exchanger 12 is 130K, four
The cold of level heat exchanger 12 is provided by low temperature cold source 7.Freezing point due to formaldehyde in air, ammonia is 155K and 196K, first
In the case of beginning content 3ppmV and 6ppmV, such gas and residual carbon dioxide are partly or entirely solid in level Four heat exchanger 12
Change, 300ppb and 600ppb can be down to from the formaldehyde of level Four heat exchanger 12 gas outlet in the air out, VOCs content, containing few
Amount formaldehyde, the air of VOCs then go through in second class absorber 13, and a small amount of formaldehyde, VOCs are adsorbed in second class absorber 13
Remove, from second class absorber 13 noble and unsullied net air out, after three-level heat exchanger 11, first-class heat exchanger 5 return to room temperature
Carry out humidification process through humidifier 9 again, finally from air outlet slit 10 row to interior.
This plant running for a period of time after, can be purged according to operation conditions heat exchanger, adsorber, be discharged harmful gas
Body.
This utility model provides cold by low temperature cold source for package unit, is had using in the air in heat exchanger, adsorber
Evil foreign gas different condensation temperatures by its freezing, condensation at low temperature or cryogenic absorption, make nitrogen dioxide, sulfur dioxide,
Carbon dioxide separates from the air with the objectionable impurities gas such as formaldehyde, volatile organic matter, finally realizes Efficient air purification
Purpose, package unit is easy to clean to be regenerated and will not produce secondary pollution.
Above in association with accompanying drawing and concrete technical scheme, this utility model is elaborated, the ordinary skill in this area
Personnel can various changes can be made according to the above description example.Thus, some details in concrete technical scheme should not be constituted to this reality
With new restriction, this utility model is by the scope being defined using appended claims as protection domain of the present utility model.
Claims (11)
1. a kind of indoor harmful gas removal device based on low temperature cold source, including heat exchanger, adsorber and low temperature cold source institute
Formed loop it is characterised in that：Also include an air pipe line, the air intake of described air pipe line is entered with the gas of heat exchanger
Mouth is connected, and the cold side outlet of heat exchanger is connected with the air outlet slit of air pipe line.
2. the indoor harmful gas removal device based on low temperature cold source according to claim 1 it is characterised in that：Described change
Hot device includes first-class heat exchanger, secondary heat exchanger, and described air intake is connected with the gas access of first-class heat exchanger, and one-level is changed
The gas outlet of hot device is connected with the gas access of secondary heat exchanger, the gas outlet of secondary heat exchanger and first class absorber
Gas access is connected, and the gas outlet of first class absorber is connected with the cold-side inlet of first-class heat exchanger, first-class heat exchanger
Cold side outlet is connected with air outlet slit, and described low temperature cold source is connected with secondary heat exchanger.
3. the indoor harmful gas removal device based on low temperature cold source according to claim 1 it is characterised in that：For improving
The cleannes of air, also can adopt multi-stage heat exchanger, the combining form of adsorber, described heat exchanger include first-class heat exchanger, two
Level heat exchanger, three-level heat exchanger, level Four heat exchanger, described adsorber includes first class absorber, second class absorber, and described air enters
Mouth is connected with the gas access of first-class heat exchanger, and the gas outlet of first-class heat exchanger is connected with the gas access of secondary heat exchanger
Connect, the gas outlet of secondary heat exchanger is connected with the gas access of first class absorber, the gas outlet of first class absorber and three
The gas access of level heat exchanger is connected, and the gas outlet of three-level heat exchanger is connected with the gas access of level Four heat exchanger, and four
The level gas outlet of heat exchanger is connected with the gas access of second class absorber, the gas outlet of second class absorber and three-level heat exchange
The cold-side inlet of device is connected, and the cold side outlet of three-level heat exchanger is connected with the cold-side inlet of first-class heat exchanger, one-level heat exchange
The cold side outlet of device is connected with air outlet slit, and described low temperature cold source is respectively connected with secondary heat exchanger, level Four heat exchanger.
4. the indoor harmful gas removal device based on low temperature cold source according to claim 1 it is characterised in that：Described sky
Blower fan is set between gas entrance and first-class heat exchanger.
5. the indoor harmful gas removal device based on low temperature cold source according to claim 4 it is characterised in that：Described sky
Drainage screen is set between gas entrance and blower fan.
6. the indoor harmful gas removal device based on low temperature cold source according to claim 5 it is characterised in that：Described mistake
Dehydrating unit is set between filter screen and blower fan.
7. the indoor harmful gas removal device based on low temperature cold source according to claim 2 it is characterised in that：Described one
Between the cold side outlet of level heat exchanger and air outlet slit, humidifier is set.
8. the indoor harmful gas removal device based on low temperature cold source according to claim 1 it is characterised in that：Described change
Hot device is plate-fin heat exchanger, plate type heat exchanger, finned heat exchanger, wound tube heat exchanger, full-heated type heat exchanger.
9. the indoor harmful gas removal device based on low temperature cold source according to claim 1 it is characterised in that：Described low
Warm low-temperature receiver is refrigeration plant, solid-state or liquid cooling medium.
10. the indoor harmful gas removal device based on low temperature cold source according to claim 1, is characterized in that being：Institute
Stating the adsorbent in adsorber is activated carbon, molecular sieve, cold catalyst.
The 11. indoor harmful gas removal devices based on low temperature cold source according to claim 6 it is characterised in that：Described
The dehumidification mode of dehydrating unit is freeze drying, rotary wheel dehumidifying, solution dehumidification, adsorption and dehumidification.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620882300.1U CN205939413U (en) | 2016-08-16 | 2016-08-16 | Indoor harmful gas remove device based on low temperature cold source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620882300.1U CN205939413U (en) | 2016-08-16 | 2016-08-16 | Indoor harmful gas remove device based on low temperature cold source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205939413U true CN205939413U (en) | 2017-02-08 |
Family
ID=57920415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620882300.1U Active CN205939413U (en) | 2016-08-16 | 2016-08-16 | Indoor harmful gas remove device based on low temperature cold source |
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| Country | Link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106123128A (en) * | 2016-08-16 | 2016-11-16 | 中船重工鹏力（南京）超低温技术有限公司 | A kind of indoor harmful gas removal device based on low temperature cold source |
| CN108266966A (en) * | 2018-01-16 | 2018-07-10 | 中科睿凌江苏低温设备有限公司 | The Cryo Equipment for detaching and purifying for gas based on small-sized Cryo Refrigerator |
| CN108528029A (en) * | 2018-03-16 | 2018-09-14 | 广州黑马科技有限公司 | A kind of printing ink drying system |
-
2016
- 2016-08-16 CN CN201620882300.1U patent/CN205939413U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106123128A (en) * | 2016-08-16 | 2016-11-16 | 中船重工鹏力（南京）超低温技术有限公司 | A kind of indoor harmful gas removal device based on low temperature cold source |
| CN108266966A (en) * | 2018-01-16 | 2018-07-10 | 中科睿凌江苏低温设备有限公司 | The Cryo Equipment for detaching and purifying for gas based on small-sized Cryo Refrigerator |
| CN108528029A (en) * | 2018-03-16 | 2018-09-14 | 广州黑马科技有限公司 | A kind of printing ink drying system |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 211153 No.32 Changqing street, Jiangning Development Zone, Nanjing City, Jiangsu Province Patentee after: China Shipbuilding Pengli (Nanjing) Ultra Low Temperature Technology Co.,Ltd. Country or region after: China Address before: 211153 No.32 Changqing street, Jiangning Development Zone, Nanjing City, Jiangsu Province Patentee before: CSIC PRIDE (NANJING) CRYOGENIC TECHNOLOGY Co.,Ltd. Country or region before: China |
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| CP03 | Change of name, title or address |