CN201862545U - Coating drying machine - Google Patents
Coating drying machine Download PDFInfo
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- CN201862545U CN201862545U CN2010206435216U CN201020643521U CN201862545U CN 201862545 U CN201862545 U CN 201862545U CN 2010206435216 U CN2010206435216 U CN 2010206435216U CN 201020643521 U CN201020643521 U CN 201020643521U CN 201862545 U CN201862545 U CN 201862545U
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Abstract
The utility model discloses a coating drying device which combines the microwave drying technique and the circulation air supplying type drying technique for jointly drying coatings; the device comprises a microwave drying room which is internally provided with a microwave transmitting device and a circulation air supplying device; and the circulation air supplying device comprises an air supplying device and an air exhaust device which are arranged at both sides of the microwave transmitting device. The coating drying device is characterized by uniform heating, fast drying speed, high heat efficiency, good product quality and the like; circulating air can timely remove a solvent evaporated in the process of microwave heating, so that the local overheating phenomenon as the microwave heating speed is fast and the solvent is not timely removed are avoided; the quality of coating is ensured; and the complete and uniform drying effect is realized. The coating drying device has a simple structure; not only good drying coating can be obtained; but also the drying speed can be increased; the production cycle is greatly shortened; the production efficiency is increased; and the leakage of microwave can also be effectively avoided.
Description
Technical field
The utility model relates to the dry treatment technology of coating, is specifically related to a kind of coating drier.
Background technology
Will toast drying to the hygrometric state coating after the production process of material coating now, drive away the solvent composition in the coating, obtain dry coating, the degree of drying of coating extremely influences the quality of coating.
The drying means of coating is a lot, and have far infrared radiation drying, the thermally conductive heat used at present rouse drying, the floating drying of two-sided air-supply, conventional convection current heated-air drying and circulating air impingement drying etc.
Wherein: the far infrared radiation drying efficiency is low, and uneven drying is even, is easy to generate dry disadvantage, so be not used widely; Dry its rate of drying of heat drum depends on heat drum temperature, and equipment is relatively heavier, is mainly used in the drying of paper and cloth, seldom uses on the coating drying; Floating dry unique two-sided tuyere design, the dry coating sheet material is the floating state drying under the air-flow effect, its drying efficiency height, in the drying of paper coating machine, obtained extensive use, but when coating material is the metal quality, coating can not be reached the effect of two-sided drying, can cause great energy waste, and cost is higher; Convective drying is more traditional dry technology, and equipment is simple, but drying efficiency is low, progressively can be substituted; The circulating air impingement drying is to use the comparatively drying mode of main flow present stage, existing coating machine generally adopts the electrical heating air-supply drying mode that circulates up and down, also belong to wherein a kind of, want high than the heated-air drying efficient of normal conventional, good energy-conserving effect, but circulation air-supply dry technology is because majority is electrical heating, when the temperature in the thermocouple heating lifting baking oven, temperature in the baking oven is difficult to evenly, and when coating entered baking oven, the coating surface temperature can raise rapidly, cause surperficial conjunctiva easily and the also moistening state of internal layer, can not reach the purpose of finish-drying, make coating film surface light inadequately, also even inadequately.
Summary of the invention
The purpose of this utility model is at the deficiencies in the prior art, provides that a kind of rate of drying is fast, drying effect good, and can realize the coating drier that coating is evenly dry.
Above-mentioned purpose of the present utility model is achieved by following scheme:
A kind of coating drier, this device is when adopting microwave drying technology to the coating drying, also adopt circulation blast type dry technology that the solvent that microwave drying heating process floating coat is evaporated is in time got rid of, two kinds of dry technologies combine and jointly coating are carried out drying and handle, this device comprises microwave dryer, be provided with microwave launcher and circulation air-supply arrangement in this microwave dryer, described circulation air-intake device comprises air-supply arrangement and air exhausting device, and air-supply arrangement and air exhausting device are arranged on the both sides of microwave radiological unit.
Above-mentioned air-supply arrangement comprises air intake machine, blast pipe and air outlet, is communicated with by blast pipe between air outlet and the air intake machine, and the hot dry wind that the air intake machine blows out is sent in the microwave dryer by air outlet through blast pipe; Described air outlet is down funnel shaped tuyere by many and forms.
The said exhaust device comprises circulated air collection mouth, exhaust duct and exhaust blower, and circulated air is collected mouth and is down funnel shaped, and its top is connected with exhaust blower by exhaust duct.
Also be provided with baffle plate between above-mentioned air outlet and the coating, the hot dry wind that tuyere blows out is introduced into microwave dryer by baffle plate.
In the above-mentioned air-supply arrangement, also be provided with the air heat exchange machine on the air intake machine, the air heat exchange machine is used for the circulated air preheating and drying, thereby forms xeothermic circulated air, reaches the coating efficient drying and in time fully takes away the solvent that volatilizes.
In the said exhaust device, also be provided with gas treatment equipment on the exhaust blower, utilize this device to handle or recovery etc. the gas of getting rid of.
Also be provided with the microwave disperser on the above-mentioned microwave launcher, the microwave dryer inner surface is with the layer of metal net, and it is more even to make that the indoor microwave of microwave drying disperses, and also can not influence the effect of two-sided drying when coating material is the metal quality in addition.
In order to prevent microwave leakage, the inventor also improves above-mentioned microwave dryer, this microwave dryer is divided into dry section and microwave uptake zone, described microwave uptake zone is arranged on the two ends of dry section, separated by the microwave reflection plate between microwave uptake zone and the dry section, described dry section comprises microwave launcher and circulation air-supply arrangement.
Above-mentioned microwave uptake zone adopts " L " shape to import and export design, and its cross section of bending direction that " L " shape is imported and exported is towards the direction of dry section.
In the above-mentioned microwave dryer, the circulated air of former and later two microwave uptake zone inner surfaces, air-supply arrangement air outlet inboard, air exhausting device is collected mouthful inboard and " L " shape import and export, its base material all adopts metal material, and be coated with one deck microwave absorbing material, in the practical operation, according to the difference of coating material, the used frequency range difference of microwave drying is so the microwave absorbing material of corresponding coating is also different.
The concrete course of work of above-mentioned coating drier is;
The base material of coating is introduced into the microwave uptake zone of microwave dryer one end, then enter dry section through the microwave reflection plate, the microwave radiological unit starts, coating is carried out microwave drying treatment, simultaneously, the hot dry wind that the tuyere of air-supply arrangement blows out is introduced into the dry section of microwave dryer by baffle plate, the solvent that coating is evaporated is in time got rid of from the circulated air of air exhausting device is collected mouthful and is taken away, and, xeothermic circulated air is not influencing under thermograde and the conforming prerequisite of moist gradient direction, dry coating quickens dry from outside to inside; The coating process microwave reflection plate of process microwave drying treatment and the dry processing of circulation air-supply enters the microwave uptake zone of the microwave dryer other end, and enters subsequent handling by the outlet of microwave uptake zone.
When dry section toasts drying to coating, so collecting mouth, the air outlet of air-supply arrangement and the circulated air of air exhausting device all can prevent microwave leakage because of being coated with microwave absorbing material, simultaneously, if a small amount of microwave enters the microwave uptake zone, the microwave absorbing material that the inner surface of microwave uptake zone applies can effectively absorb microwave, decay and reflection, even microwave arrives the import and export of microwave uptake zone, " L " shape is imported and exported also can reflex to absorption chamber to microwave again, thereby guarantee that the nearly all microwave electric energy that is leaked to the microwave uptake zone from the microwave drying district can be reflected or absorb, and prevents microwave leakage.
Compared with prior art, the utlity model has following beneficial effect:
1. coating drier of the present utility model combines microwave drying technology and circulation air-supply dry technology, when using the microwave technology dry coating, utilize circulated air that solvent is in time got rid of, the mode that the coating of microwave drying is heated from inside to outside combines with the drying mode of circulated air ecto-entad simultaneously, reaches the coating purpose of finish-drying more fast;
2. coating drier of the present utility model has homogeneous heating, rate of drying is fast, characteristics such as thermal efficiency height and good product quality, and owing to circulated air is in time got rid of the solvent that is evaporated in the microwave heating process, so also avoided because heating using microwave speed is fast, the phenomenon of the hot-spot that the untimely eliminating of solvent causes, thereby guaranteed the quality of coating material, obtained thoroughly evenly drying effect;
3. coating drier of the present utility model, it is simple in structure, not only can obtain the good drying effect of coating, and can improve rate of drying, thereby save the production cycle greatly, enhances productivity;
4. coating drier of the present utility model, it adopts before and after dry section two " L " shape microwave uptake zones is set, thereby can effectively avoid the leakage of microwave;
5. the tuyere of falling the funnel shaped of the present utility model inclined-plane flaring, can reduce controlled wind speed and blast, reduce mechanical wear, it is more stable that the while baffle directs enters the circulation wind speed of microwave dryer, speed is less, has eliminated wind pressure pulsation, and coating all is consistent on length and width, elimination has guaranteed still to keep smooth unanimity behind the coating finish-drying to the influence of coating layer thickness.
Description of drawings
Fig. 1 is the structural representation of the utility model coating drier.
The specific embodiment
For the ease of it will be appreciated by those skilled in the art that the utility model is explained in further detail below in conjunction with accompanying drawing and embodiment.
As shown in Figure 1, the coating drier of present embodiment comprises microwave dryer, this microwave dryer comprises former and later two microwave uptake zones 1 and a dry section 2, separate by microwave reflection plate 25 between microwave uptake zone 1 and the dry section 2, in dry section, be provided with microwave launcher 22 and circulation air-supply drying device.
Above-mentioned circulation air-intake device comprises air-supply arrangement and air exhausting device, and air-supply arrangement and air exhausting device are arranged on the both sides of microwave radiological unit 22.
Above-mentioned air-supply arrangement comprises air intake machine 211, blast pipe 212 and air outlet, is communicated with by blast pipe between air outlet and the air intake machine, and the hot dry wind that the air intake machine blows out is sent in the microwave dryer by air outlet through blast pipe; Described air outlet is down funnel shaped tuyere 213 by many and forms.
The said exhaust device comprises exhaust blower 231, exhaust duct 232 and circulated air collection mouth 233, and circulated air is collected mouth 233 and is down funnel shaped, and its top is connected with exhaust blower 231 by exhaust duct 232.
Also be provided with baffle plate 24 between above-mentioned air outlet and the coating, the hot dry wind that tuyere 213 blows out is introduced into the microwave drying district by baffle plate 24.
In the above-mentioned air-supply arrangement, also be provided with air heat exchange machine 214 on the air intake machine.
In the said exhaust device, also be provided with gas treatment equipment 234 on the exhaust blower, utilize this device to handle or recovery etc. the gas of getting rid of.
Above-mentioned microwave uptake zone 1 adopts " L " shape to import and export design, and its cross section of bending direction of " L " shape inlet device 261 and " L " shape outlet device 262 is towards the direction of dry section.
In the above-mentioned microwave dryer, tuyere 213 inboards of former and later two microwave uptake zone inner surfaces, air-supply arrangement, the circulated air of air exhausting device are collected mouthful 233 inboards, " L " shape inlet device 261 and " L " shape outlet device 262, its base material all adopts metal material, and be coated with one deck microwave absorbing material, in the practical operation, according to the difference of coating material, the used frequency range difference of microwave drying is so the microwave absorbing material of corresponding coating is also different.
The concrete course of work of above-mentioned coating drier is;
The base material 27 of coating is entered the microwave uptake zone 1 of microwave dryer one end earlier by " L " shape inlet device 261, then enter dry section 2 through microwave reflection plate 25, microwave radiological unit 22 starts, coating is carried out microwave drying treatment, simultaneously, the hot dry wind that the tuyere 213 of air-supply arrangement blows out is introduced into the dry section of microwave dryer by baffle plate 24, the solvent that coating is evaporated is in time collected to get rid of mouthfuls 233 from the circulated air of air exhausting device and is taken away, and, xeothermic circulated air is not influencing under thermograde and the conforming prerequisite of moist gradient direction, dry coating quickens dry from outside to inside; The coating process microwave reflection plate 25 of process microwave drying treatment and the dry processing of circulation air-supply enters the microwave uptake zone 1 of the microwave dryer other end, and enters subsequent handling by " L " shape outlet device 262 of microwave uptake zone.
When dry section toasts drying to coating, so collecting mouth, the air outlet of air-supply arrangement and the circulated air of air exhausting device all can prevent microwave leakage because of being coated with microwave absorbing material, simultaneously, if a small amount of microwave enters the microwave uptake zone, the microwave absorbing material that the inner surface of microwave uptake zone applies can effectively absorb microwave, decay and reflection, even microwave arrives the import and export of microwave uptake zone, " L " shape is imported and exported also can reflex to absorption chamber to microwave again, thereby guarantee that the nearly all microwave electric energy that is leaked to the microwave uptake zone from the microwave drying district can be reflected or absorb, and prevents microwave leakage.
The above embodiment has only expressed embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Should be pointed out that for the person of ordinary skill of the art, under the prerequisite that does not break away from the utility model design, can also make some distortion and improvement.
Claims (9)
1. coating drier, comprise microwave dryer, it is characterized in that being provided with in the described microwave dryer microwave launcher and circulation air-supply arrangement, described circulation air-intake device comprises air-supply arrangement and air exhausting device, and described air-supply arrangement and air exhausting device are arranged on the both sides of microwave radiological unit.
2. according to the described a kind of coating drier of claim 1, it is characterized in that described microwave launcher is provided with the microwave disperser.
3. according to the described a kind of coating drier of claim 1, it is characterized in that described air-supply arrangement comprises air intake machine, blast pipe and air outlet, be communicated with by blast pipe between air outlet and the air intake machine, the hot dry wind that the air intake machine blows out is sent in the microwave dryer by air outlet through blast pipe; Described air exhausting device comprises circulated air collection mouth, exhaust duct and exhaust blower, and circulated air is collected mouth and is down funnel shaped, and its top is connected with exhaust blower by exhaust duct.
4. according to the described a kind of coating drier of claim 3, it is characterized in that described air outlet is down funnel shaped tuyere by many and forms.
5. according to the described a kind of coating drier of claim 3, it is characterized in that being provided with baffle plate between described air outlet and the coating.
6. according to the described a kind of coating drier of claim 3, it is characterized in that described air intake machine is provided with the air heat exchange machine.
7. according to the described a kind of coating drier of claim 3, it is characterized in that described exhaust blower is provided with gas treatment equipment.
8. according to the described a kind of coating drier of claim 1, it is characterized in that described microwave dryer also is provided with the microwave uptake zone, described microwave uptake zone is arranged on the two ends of microwave launcher and circulation air-supply arrangement.
9. described according to Claim 8 a kind of coating drier is characterized in that described microwave uptake zone adopts " L " shape to import and export design, and its cross section of bending direction that " L " shape is imported and exported is towards the direction of dry section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206435216U CN201862545U (en) | 2010-12-06 | 2010-12-06 | Coating drying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206435216U CN201862545U (en) | 2010-12-06 | 2010-12-06 | Coating drying machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201862545U true CN201862545U (en) | 2011-06-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206435216U Expired - Fee Related CN201862545U (en) | 2010-12-06 | 2010-12-06 | Coating drying machine |
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| Country | Link |
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| CN (1) | CN201862545U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103691628A (en) * | 2013-12-18 | 2014-04-02 | 江苏标榜装饰新材料股份有限公司 | Totally-closed infrared hot air five-area hybrid heating coating production line |
| CN103801496A (en) * | 2014-02-28 | 2014-05-21 | 山东恒基新型材料有限公司 | Exhaust emission device |
| CN106562204A (en) * | 2016-11-15 | 2017-04-19 | 河南洁宝节能科技有限公司 | Method for processing pasta products by microwave drying |
| CN109786587A (en) * | 2019-03-22 | 2019-05-21 | 纳晶科技股份有限公司 | A kind of film production device and technique |
| WO2023010748A1 (en) * | 2021-08-04 | 2023-02-09 | 深圳市信宇人科技股份有限公司 | Composite heating hole opening process and device for coating |
-
2010
- 2010-12-06 CN CN2010206435216U patent/CN201862545U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103691628A (en) * | 2013-12-18 | 2014-04-02 | 江苏标榜装饰新材料股份有限公司 | Totally-closed infrared hot air five-area hybrid heating coating production line |
| CN103691628B (en) * | 2013-12-18 | 2015-12-09 | 江苏标榜装饰新材料股份有限公司 | Totally-enclosed infrared ray hot blast five district Hybrid Heating paint line |
| CN103801496A (en) * | 2014-02-28 | 2014-05-21 | 山东恒基新型材料有限公司 | Exhaust emission device |
| CN106562204A (en) * | 2016-11-15 | 2017-04-19 | 河南洁宝节能科技有限公司 | Method for processing pasta products by microwave drying |
| CN109786587A (en) * | 2019-03-22 | 2019-05-21 | 纳晶科技股份有限公司 | A kind of film production device and technique |
| WO2023010748A1 (en) * | 2021-08-04 | 2023-02-09 | 深圳市信宇人科技股份有限公司 | Composite heating hole opening process and device for coating |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110615 Termination date: 20131206 |