CN104859292B - A kind of intaglio printing press drying system - Google Patents
A kind of intaglio printing press drying system Download PDFInfo
- Publication number
- CN104859292B CN104859292B CN201510229527.6A CN201510229527A CN104859292B CN 104859292 B CN104859292 B CN 104859292B CN 201510229527 A CN201510229527 A CN 201510229527A CN 104859292 B CN104859292 B CN 104859292B
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- Prior art keywords
- heat
- air
- heat exchanger
- drying
- printing press
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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
Abstract
The invention discloses a kind of intaglio printing press drying system, including the heat exchanger unit for heating cold air, the drying unit for drying ink and the waste heat recovery unit for reclaiming used heat；Heat exchanger unit, including heat exchanger, air intake blower fan, the airduct of heat exchanger are connected with air intake blower fan, and the port of export of discharge pipe is close to stock surface；Internal heat exchanger is provided with multiple heating tubes；Drying unit, including drying box, the air-inlet cavity of drying box set tuyere to be used to dry stock, and return air chamber sets a return air airduct to be used to reclaim waste gas；Waste heat recovery unit includes exhaust gas fan, heat exchange case, also sets up the heat-exchange tube for being connected with cold wind inside heat exchange case, the port of export of heat-exchange tube is connected to the blast pipe of heat exchanger；Heating cold air of the present invention is used for drying printed thing, while can efficiently reclaim the waste gas after drying, and while reclaiming waste gas and discharge, effectively the used heat of waste gas is utilized.
Description
Technical field
The present invention relates to printing machine equipment field, particularly relates to a kind of intaglio printing press drying system.
Background technology
In existing intaglio printing press, it is necessary to carry out drying and processing to it after the printing of stock is completed.Conventional gravure
The drying unit generally existing some shortcomings of machine, as heat utilization efficiency is low, drying efficiency is not high, drying after used heat can not be effective
Processing etc..
The content of the invention
In view of this, it is an object of the invention to propose that a kind of heat utilization efficiency is high, drying efficiency is high and can be effectively using useless
The intaglio printing press drying system of heat.
Based on a kind of above-mentioned purpose intaglio printing press drying system provided by the invention, including the heat exchange for heating cold air
Device unit, the drying unit for drying ink and the waste heat recovery unit for reclaiming used heat；Wherein：
The heat exchanger unit, including heat exchanger, air intake blower fan；The heat exchanger is elliposoidal, and it is along major axis
The both ends in direction set blast pipe and discharge pipe respectively, and the blast pipe is connected with air intake blower fan, the port of export of the discharge pipe
Close to stock surface；The internal heat exchanger is provided with multiple heating tubes；
The drying unit, including drying box, separate air-inlet cavity and return air chamber are set in the drying box；It is described enter
Wind bottom of chamber portion is evenly arranged with multiple tuyeres, and close to stock surface；The return air chamber bottom even is provided with multiple return air
Airduct, the bottom nozzle of the return air airduct is close to stock surface；The air-inlet cavity is connected with the discharge pipe；
The waste heat recovery unit, including exhaust gas fan, heat exchange case；The heat exchange case is provided with exhaust gas entrance and given up
Gas exports, and the exhaust gas entrance is connected with exhaust gas fan one end, and the exhaust gas fan other end is connected to the return air chamber；The heat is handed over
Change inside case and also set up the heat-exchange tube for being connected with cold wind, the port of export of the heat-exchange tube is connected to the air intake of the heat exchanger
Pipe.
Preferably, it is provided with plastic sheeting at the port of export of the discharge pipe.
Preferably, infrared ray caused by the heating tube can pass through the curved wall reflection remittance of the elliposoidal heat exchanger
Gather in two focal point, and two focal points respectively set a heating tube.
Preferably, the heating tube outer surface is evenly arranged with multiple radiating fins.
Preferably, the air-inlet cavity is located at below the return air chamber, and the multiple tuyere and multiple return air airducts are in same
On one horizontal line and it is arranged alternately.
Preferably, it is all provided with being provided with multiple circular holes in the side wall at the return air airduct bottom nozzle.
Preferably, the heat-exchange tube is tortuous is arranged on inside the heat exchange case, and is set respectively on its straight line portion
It is equipped with pipe table fin and pipe inner fin；The arrival end of the heat-exchange tube is connected with a cold wind blower fan.
Optionally, the heat exchange case includes top box and nowel；The top box is provided with cold air air inlet and preheating is empty
Gas exhaust outlet, the preheated air exhaust outlet are connected with the blast pipe of the heat exchanger；The nowel is provided with waste gas air intake
Mouth and waste gas exhaust outlet；The heat-exchange tube includes evaporator section, condensation segment and adiabatic section, and the evaporator section is located at the nowel
Interior, the condensation segment is located in the top box, and the evaporator section is connected with condensation segment by the adiabatic section.
Preferably, multiple fins are evenly arranged with the evaporator section and condensation segment of the heat-exchange tube.
From the above it can be seen that intaglio printing press drying system provided by the invention, is heated cold by heat exchanger unit
Air is used for drying printed thing, and the heat exchanger of elliposoidal has good heating effect；Drying unit utilizes the air heated
Drying work is carried out, while return air chamber can efficiently reclaim the waste gas after drying；Waste heat recovery unit reclaims waste gas and discharged
While, using used heat of the heat exchange case recovery used heat for cold air in heat exchanger unit, effectively to the used heat of waste gas
Utilized.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the intaglio printing press drying system structural representation of the embodiment of the present invention；
Fig. 2 is the heat exchanger unit structural representation of the embodiment of the present invention；
Fig. 3 is the drying unit structural representation of the embodiment of the present invention；
Fig. 4 is the waste heat recovery unit structural representation of the embodiment of the present invention；
Fig. 5 is the waste heat recovery unit structural representation of another embodiment of the present invention.
Embodiment
For the object, technical solutions and advantages of the present invention are more clearly understood, below in conjunction with specific embodiment, and reference
Accompanying drawing, the present invention is described in more detail.
With reference to figure 1, for the intaglio printing press drying system structural representation of the embodiment of the present invention.
The embodiments of the invention provide a kind of intaglio printing press drying system, it is made up of three parts, i.e.,：Heat exchanger unit,
Drying unit, waste heat recovery unit.Outside cold air input heat exchanger unit, after over-heat-exchanger heats, into dry
Dry unit, drying unit are dried using the air after heating to stock, meanwhile, by caused waste gas recovery after drying simultaneously
Waste heat recovery unit is delivered to, waste gas carries out heat exchange in waste heat recovery unit, and heat is recovered and is used to preheat hot friendship
Cold air in exchange unit, realize the recycling of used heat.Below to heat exchanger unit, drying unit and Waste Heat Recovery list
Member carries out specific structure and working method explanation respectively.
With reference to figure 2, for the heat exchanger unit structural representation of the embodiment of the present invention.
Heat exchanger unit, including heat exchanger 1, air intake blower fan 2；The heat exchanger 1 is elliposoidal, and it is along major axis side
To both ends blast pipe 3 and discharge pipe 4 are set respectively, the blast pipe 3 is connected with air intake blower fan 2, the outlet of the discharge pipe 4
End is close to the surface of stock 5；The heat exchanger 1 is internally provided with multiple heating tubes 6.
Cold air enters heat exchanger 4 in the presence of air intake blower fan 2, by blast pipe 3, the heating tube 6 in heat exchanger 1
Air is heated, becomes hot-air after cold air heating, is exported by discharge pipe 4.
In the present embodiment, heat exchanger 1 is shaped as elliposoidal, is set between the side wall of elliposoidal heat exchanger 1 multiple
Heating tube 6, infrared ray caused by heating tube can pass through the curved wall reflecting focal of the elliposoidal heat exchanger 1 in two
Focal point, two focal points respectively set a heating tube 6, and part infrared ray is absorbed by two heating tubes 6 of focal point.It is remaining
Other infrared rays by the discharge pipe 4 below focus after, by the lower port of discharge pipe 4 export, be irradiated on stock 5, rise
To the effect of preheating stock 5.
As preferable, plastic sheeting 7 is provided with the port of export of discharge pipe 4.Plastic sheeting 7 can stop hot-air
By making hot-air enter drying box 8.Plastic sheeting allows infrared ray by making infrared radiation to stock 5.Plastics
The ratio that the thickness effect infrared ray of film passes through.
The outer surface of heating tube 6 is evenly arranged with multiple radiating fins, for aiding in the heating of heating tube 6.
In addition, in various embodiments, according to specifically using needs, the major semiaxis length of elliposoidal heat exchanger 1
Determined with semi-minor axis length by the quantity and spacing of heating tube 6.For heating tube 6, when intaglio printing press mode of heating is electrical heating,
There is electrical heating wire in heating tube 6；When intaglio printing press mode of heating is that deep fat heats, the deep fat of circulation is passed through in heating tube 6；When recessed
When print machine mode of heating is that steam heats, the steam of circulation is passed through in heating tube 6.
With reference to figure 3, for the drying unit structural representation of the embodiment of the present invention.
Drying unit, including drying box 8, separate air-inlet cavity 9 and return air chamber 10 are set in the drying box 8；It is described
The bottom even of air-inlet cavity 9 is provided with multiple tuyeres 11, and close to the surface of stock 5；The bottom even of return air chamber 10 is provided with
Multiple return air airducts 12, the bottom nozzle of the return air airduct 12 is close to the surface of stock 5；The air-inlet cavity 9 and the discharge pipe 4
(being shown in Fig. 2) is connected.
Hot blast caused by heat exchanger 1 by the air-inlet cavity 9 for being transferred into drying box 8 for the pipeline being connected with drying box 8,
And stock surface is sprayed to by multiple tuyeres 12 of the bottom of air-inlet cavity 9, carry out drying work.There is hot blast mixed volatilization after drying
Machine gas, become waste gas, return air chamber 10 produces negative pressure in the presence of the exhaust gas fan in waste heat recovery unit, and waste gas is in negative pressure
Return air chamber 10 is entered by return air airduct 12 under effect, the Waste Heat Recovery list subsequently connected is finally entered by the outlet of return air chamber 10
Member.For the bottom nozzle of return air airduct 12 close to the surface of stock 5, in general is located at the surface escaping gas concentration of stock 5
Higher opening position；Meanwhile as preferable, be all provided with being provided with multiple circular holes in the side wall at the bottom nozzle of return air airduct 12, this
Sample is advantageous to the absorption of VOC.
In the present embodiment, air-inlet cavity 9 and the bottom of return air chamber more than 10 install, and air-inlet cavity 9 is located at the lower section of return air chamber 10.
Meanwhile multiple tuyeres 11 and multiple return air airducts 12 are in same horizontal line and are arranged alternately, i.e., referring to shown in Fig. 3, two
There is a return air airduct 12 between individual tuyere 11, there is a tuyere 11 between two return air airducts 12, by above-mentioned set-up mode,
Enable to the effect of drying and waste gas recovery more uniform, further improve the efficiency of drying and waste gas recovery.
With reference to figure 4, for the waste heat recovery unit structural representation of the embodiment of the present invention.
Waste heat recovery unit, including exhaust gas fan 13, heat exchange case 14；The heat exchange case 14 is provided with exhaust gas entrance 15
With waste gas outlet 16, the exhaust gas entrance 15 is connected with the one end of exhaust gas fan 13, and the other end of exhaust gas fan 13 is connected to described return
Wind chamber 10 (is shown) in Fig. 3；The heat-exchange tube 17 for being connected with cold wind, the heat-exchange tube 17 are also set up inside the heat exchange case 14
The port of export be connected to the blast pipe 3 (being shown in Fig. 2) of the heat exchanger 1.
In the present embodiment, heat-exchange tube 17 is tortuous to be arranged on inside the heat exchange case 14, and is divided on its straight line portion
Pipe table fin and pipe inner fin are not provided with；The arrival end of the heat-exchange tube 17 is connected with a cold wind blower fan 18, cold wind blower fan
18 are used to the cold wind of outside being sent into heat-exchange tube 17.
In drying unit waste gas caused by drying printed thing surface ink in the presence of exhaust gas fan 13 through the defeated of pipeline
Send, entered by exhaust gas entrance 15 inside heat exchange case 14, and by the heat-exchange tube 17 inside heat exchange case 14, heat-exchange tube 17
Absorb the heat in waste gas, and give the heat transfer of absorption to the cold wind that wherein flows, cold wind absorb after the heat in waste gas by
The port of export of heat-exchange tube 17 exports and is delivered to the blast pipe 3 of heat exchanger 1, for that will enter the cold of heat exchanger 1
Wind is preheated, and completes the recycling of used heat.
The tortuous set-up mode of heat-exchange tube 17, the area of the heat exchange of increase；The pipe that the outer surface of heat-exchange tube 17 is set
Table fin contributes to the absorption to waste-gas heat, while to help speed up heat-exchange tube 17 right for the pipe inner fin of its inner surface setting
The heat transfer of cold wind；Above-mentioned design can effectively improve heat exchanger effectiveness, and then improve the efficiency of Waste Heat Recovery.
With reference to figure 5, for the waste heat recovery unit structural representation of another embodiment of the present invention.
As another embodiment, heat exchange case includes top box 18 and nowel 19.The top box 18 is provided with cold air and entered
Air port 20 and preheated air exhaust outlet 21, the preheated air exhaust outlet 21 are connected with the blast pipe 3 of the heat exchanger 1；Institute
State nowel 19 and be provided with waste gas air inlet 22 and waste gas exhaust outlet 23；The heat-exchange tube 17 ' includes evaporator section 24, condensation segment 25
With adiabatic section 26, the evaporator section 24 is located in the nowel 19, and the condensation segment 25 is located in the top box 18, the evaporation
Section 24 is connected with condensation segment 25 by the adiabatic section 26.
Waste gas caused by drying unit enters the nowel 19 of heat exchange case, heat-exchange tube 17 ' in the presence of exhaust gas fan
Evaporator section 24 absorb heat in waste gas, be evenly arranged with multiple fins on evaporator section 24, can aid in and accelerate used heat
Absorb.Working solution in evaporator section 24 absorbs heat energy evaporation and becomes steam, and steam flows to condensation segment 25 by adiabatic section 26, is condensed into
Liquid, release heat.Condensed section 25 conduction of heat of release, for the cold sky entered in top box 18 by cold air air inlet 20
Gas, the fin being uniformly arranged on the outer wall of condensation segment 25 help speed up the heating of cold air, the preheated sky of cold air after heating
Gas exhaust outlet 21 exports and by pipeline to heat exchanger 1, used heat is recycled in heat exchanger unit.
Those of ordinary skills in the art should understand that：The specific embodiment of the present invention is the foregoing is only, and
The limitation present invention is not used in, within the spirit and principles of the invention, any modification, equivalent substitution and improvements done etc.,
It should be included within protection scope of the present invention.
Claims (8)
1. a kind of intaglio printing press drying system, it is characterised in that including the heat exchanger unit for heating cold air, for drying
The drying unit of ink and the waste heat recovery unit for reclaiming used heat；Wherein：
The heat exchanger unit, including heat exchanger, air intake blower fan；The heat exchanger is elliposoidal, and it is along long axis direction
Both ends blast pipe and discharge pipe are set respectively, the blast pipe is connected with air intake blower fan, and the port of export of the discharge pipe is close
Stock surface；The internal heat exchanger is provided with multiple heating tubes；Infrared ray caused by the heating tube can pass through institute
The curved wall reflecting focal of elliposoidal heat exchanger is stated in two focal point, and two focal points respectively set a heating
Pipe；
The drying unit, including drying box, separate air-inlet cavity and return air chamber are set in the drying box；The air-inlet cavity
Bottom even is provided with multiple tuyeres, and close to stock surface；The return air chamber bottom even is provided with multiple return air airducts,
The bottom nozzle of the return air airduct is close to stock surface；The air-inlet cavity is connected with the discharge pipe；
The waste heat recovery unit, including exhaust gas fan, heat exchange case；The heat exchange case is provided with exhaust gas entrance and waste gas goes out
Mouthful, the exhaust gas entrance is connected with exhaust gas fan one end, and the exhaust gas fan other end is connected to the return air chamber；The heat exchange case
Inside also sets up the heat-exchange tube for being connected with cold wind, and the port of export of the heat-exchange tube is connected to the blast pipe of the heat exchanger.
2. intaglio printing press drying system according to claim 1, it is characterised in that be provided with the port of export of the discharge pipe
Plastic sheeting.
3. intaglio printing press drying system according to claim 1, it is characterised in that the heating tube outer surface is evenly arranged with
Multiple radiating fins.
4. intaglio printing press drying system according to claim 1, it is characterised in that the air-inlet cavity is located under the return air chamber
Side, the multiple tuyere and multiple return air airducts are in same horizontal line and are arranged alternately.
5. intaglio printing press drying system according to claim 1, it is characterised in that the side wall at the return air airduct bottom nozzle
On be all provided with being provided with multiple circular holes.
6. intaglio printing press drying system according to claim 1, it is characterised in that the heat-exchange tube is tortuous be arranged on it is described
Inside heat exchange case, and pipe table fin and pipe inner fin are respectively arranged with its straight line portion；The entrance of the heat-exchange tube
End is connected with a cold wind blower fan.
7. intaglio printing press drying system according to claim 1, it is characterised in that the heat exchange case includes top box with
Case；The top box is provided with cold air air inlet and preheated air exhaust outlet, the preheated air exhaust outlet and the heat exchange
The blast pipe of device is connected；The nowel is provided with waste gas air inlet and waste gas exhaust outlet；The heat-exchange tube includes evaporator section, cold
Solidifying section and adiabatic section, the evaporator section are located in the nowel, and the condensation segment is located in the top box, the evaporator section and cold
Solidifying section is connected by the adiabatic section.
8. intaglio printing press drying system according to claim 7, it is characterised in that the evaporator section of the heat-exchange tube and condensation
Multiple fins are evenly arranged with section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510229527.6A CN104859292B (en) | 2015-05-07 | 2015-05-07 | A kind of intaglio printing press drying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510229527.6A CN104859292B (en) | 2015-05-07 | 2015-05-07 | A kind of intaglio printing press drying system |
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| CN104859292A CN104859292A (en) | 2015-08-26 |
| CN104859292B true CN104859292B (en) | 2017-12-12 |
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| CN201510229527.6A Expired - Fee Related CN104859292B (en) | 2015-05-07 | 2015-05-07 | A kind of intaglio printing press drying system |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105459576A (en) * | 2015-12-11 | 2016-04-06 | 无锡普瑞明思机械制造有限公司 | Efficient color printing packing machine |
| CN105835525A (en) * | 2016-05-25 | 2016-08-10 | 大连奥特马工业有限公司 | Waste heat recovery and hot air type energy-saving drying control system |
| CN106142820A (en) * | 2016-07-02 | 2016-11-23 | 晋江市海纳机械股份有限公司 | A kind of gravure apparatus with automatic drying function |
| CN108099274A (en) * | 2017-04-28 | 2018-06-01 | 西安精密印刷机械研究院有限公司 | The preheating device and single surface corrugated paper board production line of a kind of single face corrugated board |
| CN107832521B (en) * | 2017-11-03 | 2021-05-25 | 西安理工大学 | Optimization design method for air inlet pipeline system of gravure press oven |
| CN108944018B (en) * | 2018-06-19 | 2020-01-24 | 浙江宋氏实业有限公司 | Automatic paper drying equipment of printing equipment |
| CN111559170A (en) * | 2020-06-10 | 2020-08-21 | 胡海鹰 | Green type corrugated paper packing box printing machine |
| CN113715508B (en) * | 2021-08-31 | 2023-04-14 | 河南省邮电科技有限公司 | Automatic drying system of multi-functional double-colored gravure press |
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