CN207842341U - A kind of ecology printing drying system - Google Patents
A kind of ecology printing drying system Download PDFInfo
- Publication number
- CN207842341U CN207842341U CN201721902805.0U CN201721902805U CN207842341U CN 207842341 U CN207842341 U CN 207842341U CN 201721902805 U CN201721902805 U CN 201721902805U CN 207842341 U CN207842341 U CN 207842341U
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- CN
- China
- Prior art keywords
- evaporator
- condenser
- access
- molecular sieve
- printing
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- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Treating Waste Gases (AREA)
Abstract
The utility model is related to the technical fields of drying equipment, disclose a kind of ecology printing drying system comprising：The filter being connected with printing element,The filter is connected with an evaporator,A evaporator wherein access is connected with three molecular sieve adsorbers,Another access of the evaporator is connected with a condenser,The evaporator is also connected with a recycling bin,Three molecular sieve adsorber is connected with condenser by a wind turbine,The circuit of three molecular sieve adsorber is connected on the access between filter and evaporator,The wherein access shunting of the condenser is connected to printing element and three molecular sieve adsorbers,Another access of the condenser is connected with evaporator,The utility model can meet the dry requirement of printing under different air humidity conditions,Both the waste heat of printing element outlet air had been recycled,The chemical solvent of printing element outlet air has been recycled again,Substantially increase the recovery utilization rate of chemical solvent,Effectively prevent the exhaust emission of chemical solvent.
Description
Technical field
The utility model is related to the technical fields of drying equipment, refer in particular to a kind of hot wind closed circulation mode, and chemical solvent returns
It is high to receive utilization rate, does not generate the film printing environmental protection drying system of exhaust emission.
Background technology
Existing film printing industry is mainly using heating（Electric heating, coal stove or gas furnace）Air takes away film surface solvent
Mode dry printing surface ink, the shortcomings that respective heat drying method, is as follows：
One, electrothermal method：Such mode, which makes the air in air pass through wind turbine to be transported in drying system, carries out high temperature
Heating, then, by the air delivery of high temperature into printing element, is taken away solvent by high temperature air, and discharge is extraneous, such mode
Producing cost is high；It is influenced by atmospheric humidity, drying effect is unstable, and especially there was dampness in the air season；Moreover, be directly emitted
Hot-air, not by processing, is polluted the environment rich in solvent.
Two, coal-fired mode：1, coal-fired mode needs secondary heat exchange, increases system complexity；2, coal burning tail gas itself
Pollution is big；3, rich solvent-laden hot-air is in line, generates pollution.
Three, gas furnace mode：1, it is influenced by atmospheric humidity, drying effect is unstable, and especially there was dampness in the air season；2, combustion gas
The hot wind that stove operation generates contains sulfide and nitre, can corrode printing equipment；3, rich solvent-laden hot-air is in line, generates pollution
。
Invention content
A kind of dry system of ecology printing is provided the purpose of the utility model is to overcome shortcoming in the prior art
System, the drying system can meet the dry requirement of printing under different air humidity conditions, both recycle the waste heat of printing element outlet air,
The chemical solvent for having recycled printing element outlet air again substantially increases the recovery utilization rate of chemical solvent, effectively prevents chemistry
The exhaust emission of solvent.
To achieve the above object, the utility model adopts the following technical scheme：
A kind of ecology printing drying system comprising：The filter being connected with printing element, the filter and an evaporation
Device is connected, and a evaporator wherein access is connected with three molecular sieve adsorbers, another access of the evaporator and one cold
Condenser is connected, which is also connected with a recycling bin, which is connected with condenser by a wind turbine,
The circuit of three molecular sieve adsorber is connected on the access between filter and evaporator, a wherein access for the condenser
Shunting is connected to printing element and three molecular sieve adsorbers, and another access of the condenser is connected with evaporator.
Another access of the evaporator is connected with condenser by a compressor.
The circuit of three molecular sieve adsorber is connected to the access between filter and evaporator by a check-valves
On.
A wherein access for the condenser shunts to form the first air duct and the second air duct, which is connected directly between
On printing element, which is connected on three molecular sieve adsorbers.
Another access of the condenser is connected by an expansion valve with evaporator.
The beneficial effects of the utility model are：It utilizes hot wind, will be enriched in the high temperature air of chemical solvent from opposite envelope
The printing element closed after the filter, is cooled down into evaporator, and condensed chemical solvent and water flow into recycling bin, and removal is big
The cold air of part chemical solvent and water enters three molecular sieve adsorbers, and the dried and clean air after polymer adsorption passes through
Wind turbine enters condenser re-heat, the dried and clean air after re-heat（60-70℃）, sub-fraction reflux three molecular sieves absorption
Device regenerates the molecular sieve rich in high concentration solvent and water, and the hot-air then containing chemical solvent and water enters evaporator
Carry out condensation desolventizing and water；The pure air of most of high temperature drying enters printing element, to enable the utility model to exist
Meet the dry requirement of printing under different air humidity conditions；The utility model uses hot wind closed circulation mode, has both recycled printing
The waste heat of unit outlet air, and the chemical solvent of printing element outlet air has been recycled, the recovery utilization rate of chemical solvent is substantially increased,
Effectively prevent the exhaust emission of chemical solvent.
Description of the drawings
Fig. 1 is the fundamental diagram of the utility model.
Drawing reference numeral explanation：
1- printing elements；2- filters；3- evaporators；Tri- molecular sieve adsorbers of 4-；5- condensers；6- recycling bins；7-
Wind turbine；8- compressors；9- check-valves；K- expansion valves.
Specific implementation mode
Below in conjunction with Figure of description, the utility model is described in further detail：
As shown in Figure 1, the utility model is about a kind of ecology printing drying system comprising：It is connected with printing element 1
Filter 2, which is connected with an evaporator 3, a evaporator 3 wherein access and three molecular sieve adsorbers, 4 phase
Connection, another access of the evaporator 3 are connected with a condenser 5, which is also connected with a recycling bin 6, three molecule
Sieve absorber 4 is connected by a wind turbine 7 with condenser 5, and the circuit of three molecular sieve adsorber 4 is connected to 2 He of filter
On access between evaporator 3, the wherein access shunting of the condenser 5 is connected to printing element 1 and the absorption of three molecular sieves
Another access of device 4, the condenser 5 is connected with evaporator 3, wherein the filter screen in filter 2 preferably uses 200-250
Purpose stainless steel filter screen, to prevent the impurity of bulky grain from entering drying system because the impurity of bulky grain into membership to wind turbine 7
It damages, influences the normal operation of entire drying system.
As shown in Figure 1, another access of evaporator 3 is connected by a compressor 8 with condenser 5.
As shown in Figure 1, the circuit of three molecular sieve adsorbers 4 is connected to filter 2 and evaporator 3 by a check-valves 9
Between access on.
As shown in Figure 1, a wherein access for condenser 5 shunts to form the first air duct and the second air duct, first air duct is straight
It is connected in succession on printing element 1, which is connected on three molecular sieve adsorbers 4.
As shown in Figure 1, another access of condenser 5 is connected by an expansion valve K with evaporator 3, wherein expansion valve K
It is an important component in refrigeration system, expansion valve K keeps the liquid refrigerant of medium temperature high pressure low as low temperature by its throttling
The moist steam of pressure, then refrigerant absorb heat in evaporator 3 and reach refrigeration effect, expansion valve K passes through 3 end of evaporator
Degree of superheat variation carrys out control valve flow, prevents 3 area underutilization of evaporator and engine knock phenomenon, and expansion valve K has steady
The fixed degree of superheat, makes system run all right.
A kind of revealed ecology printing drying system of the utility model, whole flow process includes that two kinds of systems are followed again
Ring, one be refrigerant cycle, one be hot wind cycle, hot wind, cold wind they replaced；Specifically, it uses heat
Wind closed circulation mode had not only recycled the waste heat of 1 outlet air of printing element, but also the chemical solvent of recycling 1 outlet air of printing element, rich in change
Learn the high temperature air of solvent（60-80℃）From relatively closed printing element 1, after filter 2, cooled down into evaporator 3, it is cold
Chemical solvent and water after solidifying flow into（Waste liquid）Recycling bin 6 removes the cold air of most of chemical solvent and water, into three points
Son sieve absorber 4, the dried and clean air after polymer adsorption enter 5 re-heat of condenser by wind turbine 7, dry after re-heat
Dry pure air（60-70℃）, sub-fraction three molecular sieve adsorbers 4 of reflux, to the molecule rich in high concentration solvent and water
Sieve is regenerated, and the hot-air then containing chemical solvent and water enters evaporator 3 and carries out condensation desolventizing and water, most of high
The dry pure air of temperature enters printing element 1.
The above is only the preferred embodiment to the utility model, is not defined to the scope of the utility model,
Therefore under the premise of not departing from the spirit of the design of the utility model, this field ordinary engineering and technical personnel is to described in the utility model
The equivalence changes or decoration that structure, feature and principle is made, should all fall into the protection domain of present utility model application patent.
Claims (5)
1. a kind of ecology printing drying system, which is characterized in that it includes：The filter being connected with printing element, the filtering
Device is connected with an evaporator, and a evaporator wherein access is connected with three molecular sieve adsorbers, the evaporator it is another
Access is connected with a condenser, which is also connected with a recycling bin, three molecular sieve adsorber by a wind turbine with it is cold
Condenser is connected, and the circuit of three molecular sieve adsorber is connected on the access between filter and evaporator, the condenser
A wherein access shunting be connected to printing element and three molecular sieve adsorbers, another access and the evaporator phase of the condenser
Connection.
2. a kind of ecology printing drying system according to claim 1, it is characterised in that：Another access of the evaporator
It is connected with condenser by a compressor.
3. a kind of ecology printing drying system according to claim 1, it is characterised in that：Three molecular sieve adsorber
Circuit be connected on the access between filter and evaporator by a check-valves.
4. a kind of ecology printing drying system according to claim 1, it is characterised in that：Wherein the one of the condenser is logical
Road shunts to form the first air duct and the second air duct, which is connected directly between on printing element, which is connected to
On three molecular sieve adsorbers.
5. a kind of ecology printing drying system according to claim 1, it is characterised in that：Another access of the condenser
It is connected with evaporator by an expansion valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721902805.0U CN207842341U (en) | 2017-12-29 | 2017-12-29 | A kind of ecology printing drying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721902805.0U CN207842341U (en) | 2017-12-29 | 2017-12-29 | A kind of ecology printing drying system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207842341U true CN207842341U (en) | 2018-09-11 |
Family
ID=63419986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721902805.0U Expired - Fee Related CN207842341U (en) | 2017-12-29 | 2017-12-29 | A kind of ecology printing drying system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207842341U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112373177A (en) * | 2020-11-09 | 2021-02-19 | 株洲三达电子制造有限公司 | Constant temperature and humidity regulator for solder paste printer |
| CN115257164A (en) * | 2022-07-20 | 2022-11-01 | 上海东星环保油墨有限公司 | Printing processing system |
-
2017
- 2017-12-29 CN CN201721902805.0U patent/CN207842341U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112373177A (en) * | 2020-11-09 | 2021-02-19 | 株洲三达电子制造有限公司 | Constant temperature and humidity regulator for solder paste printer |
| CN115257164A (en) * | 2022-07-20 | 2022-11-01 | 上海东星环保油墨有限公司 | Printing processing system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180911 Termination date: 20191229 |