CN218108278U - Drying tunnel for medium coating - Google Patents
Drying tunnel for medium coating Download PDFInfo
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- CN218108278U CN218108278U CN202221587063.8U CN202221587063U CN218108278U CN 218108278 U CN218108278 U CN 218108278U CN 202221587063 U CN202221587063 U CN 202221587063U CN 218108278 U CN218108278 U CN 218108278U
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Abstract
The utility model discloses a dry tunnel for dielectric coating, including dry tunnel organism and microwave case, the internally mounted of dry tunnel organism has the microwave case, the dry tunnel organism internally mounted of microwave case one side has high temperature air flow drying cabinet, moisture content detector is installed to the outlet side of high temperature air flow drying cabinet, the inside of dry tunnel organism is equipped with the medium conveyer belt, and the one end of medium conveyer belt extends the inside of microwave suppressor, the microwave case, high temperature air flow drying cabinet and moisture content detector, the internally mounted of microwave case has microwave generator, the microwave case internally mounted of microwave generator below has the microwave irradiator. The utility model discloses make the reasonable high-efficient state that moisture content escaped earlier and dried again in the coating, can avoid the direct condition that weathers the crust by the hot-air of dielectric coating, effectively improved drying efficiency, reduce the energy consumption, can shorten tunnel length greatly.
Description
Technical Field
The utility model relates to a dry tunnel technical field specifically is a dry tunnel for dielectric coating.
Background
The traditional coating machine equipment adopts heat radiation and hot air to dry the coating on the surface of the medium, and CN204583636U discloses a coating machine drying oven which blows air up and down on the medium, and the air flow blows off moisture in the coating on the surface of the medium under the action of the temperature of the drying oven so as to dry the coating.
We have found that the drying efficiency is undesirable in the application of such coating machines, for example, drying the surface of the medium at 60g/m 2 The coating moisture content of (1) is that when the medium runs at a speed of hundreds of meters per minute, the baking oven needs to be connected in series for a length of nearly one hundred meters, so that the investment is large, an operator needs to walk on the coating machine to check paths for more than ten kilometers each shift, the improvement of the drying efficiency and the shortening of the drying tunnel length of the coating machine are targets always pursued by the industry, a medium coating drying tunnel combining microwave drying and drying tunnel air flow drying is developed by utilizing the characteristic of high microwave drying efficiency, the length of the coating machine is greatly reduced, the investment is reduced, and the operation intensity of the operator is also reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a dry tunnel for dielectric coating to solve the problem that dry tunnel drying efficiency is low among the above-mentioned background art.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a dry tunnel for dielectric coating, includes dry tunnel organism and microwave case, the internally mounted of dry tunnel organism has the microwave case, the dry tunnel organism internally mounted of microwave case one side has high temperature air current drying cabinet, the moisture content detector is installed to the outlet side of high temperature air current drying cabinet, the inside of dry tunnel organism is equipped with the medium conveyer belt, and the one end of medium conveyer belt extends to the inside of microwave inhibitor, microwave case, high temperature air current drying cabinet and moisture content detector, the internally mounted of microwave case has microwave generator, microwave case internally mounted of microwave generator below has microwave irradiator, the output of microwave case can be adjusted in the control box according to the speed of a motor vehicle change and needs.
Preferably, a water cooling system box is arranged outside the microwave box and is connected with the microwave generator in the microwave box through a pipeline.
Preferably, a microwave suppressor is installed on one side of the microwave box far away from the high-temperature airflow drying box, and the microwave suppressor is communicated with the microwave box.
Preferably, the high-temperature air flow drying box is internally provided with a high-temperature air generator, and a plurality of air outlet nozzles are arranged in the high-temperature air flow drying box below the high-temperature air generator.
Preferably, a moisture detector is installed on the outer side of the high-temperature air flow drying box, a control box is installed outside the microwave box, and the output end of the control box is connected with the input end of the microwave box.
Compared with the prior art, the beneficial effects of the utility model are that: the drying tunnel realizes a reasonable and efficient state that the moisture in the coating escapes firstly and then is dried, and can avoid the condition that the surface of the medium coating is directly dried and skinned by hot air so that the moisture in the coating is not easy to escape, thereby greatly shortening the length of the tunnel, reducing the energy consumption and effectively improving the drying efficiency;
(1) The medium with the water-based coating enters the drying tunnel body through the medium conveying belt, the medium with the water-based coating firstly enters the microwave box, the surface of the water-based coating of the medium is irradiated by the microwave irradiator, water molecules rapidly move under the action of microwaves to generate heat and escape from the surface of the medium coating, and then enter the high-temperature airflow drying box, the high-temperature air generator conveys high-temperature air to the inside of the air supply pipe, the high-temperature air is divided to the nozzle pipe by the air supply pipe, the escaped water molecules are rapidly taken away by high-temperature airflow, so that the medium water-based coating is rapidly dried from inside to outside, and the purpose of rapidly drying the water-based coating is efficiently achieved.
(2) The reasonable and efficient state that the moisture in the coating escapes firstly and then is dried is realized, the condition that the medium coating is directly dried by hot air and crusted can be avoided, the length of the tunnel is greatly shortened, the energy consumption is reduced, and the drying efficiency is effectively improved;
drawings
Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;
FIG. 2 is a schematic view of the front view structure of the control box of the present invention;
FIG. 3 is a schematic view of the front section structure of the air outlet nozzle of the present invention;
FIG. 4 is a side view section structure diagram of the air outlet nozzle of the present invention;
fig. 5 is a schematic top view of the microwave suppressor of the present invention.
In the figure: 1. drying the tunnel machine body; 2. a microwave irradiator; 3. a microwave generator; 4. a microwave box; 5. a high temperature air flow drying oven; 6. a high temperature air generator; 8. an air outlet nozzle; 11. a water cooling system box; 12. a microwave suppressor; 13. a media transport belt; 14. a moisture detector; 15. and a control box.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides an embodiment: a microwave box is arranged in the drying tunnel body, a high-temperature airflow drying box is arranged in the drying tunnel body on one side of the microwave box, a moisture detector is arranged on the outlet side of the high-temperature airflow drying box, a medium conveying belt is arranged in the drying tunnel body, one end of the medium conveying belt extends into the microwave suppressor, the microwave box, the high-temperature airflow drying box and the moisture detector, a microwave generator is arranged in the microwave box, a microwave irradiator is arranged in the microwave box below the microwave generator, and the output power of the microwave box can be adjusted in the control box according to the change and the requirement of the vehicle speed;
a water cooling system box 11 is arranged outside the microwave box 4, the water cooling system box 11 is connected with the microwave generator 3 in the microwave box 4 through a pipeline, a microwave suppressor 12 is arranged on one side, away from the high-temperature airflow drying box 5, of the microwave box 4, the microwave suppressor 12 is communicated with the microwave box 4, a high-temperature air generator 6 is arranged inside the high-temperature airflow drying box 5, and a plurality of air outlet nozzles 8 are arranged inside the high-temperature airflow drying box 5 below the high-temperature air generator 6;
the medium with the water-based coating enters the drying tunnel body 1 from the medium conveying belt 13, the medium with the water-based coating firstly enters the microwave box suppressor and then enters the microwave box 4, the surface of the water-based coating of the medium is irradiated by the microwave irradiator 2, water molecules rapidly move under the action of microwaves to generate heat and escape from the surface of the medium coating, then the medium coating enters the inside of the high-temperature airflow drying box 5, the high-temperature air generator 6 conveys high-temperature gas to the high-temperature airflow outlet nozzle 8, the escaped water molecules are rapidly taken away by the high-temperature airflow, so that the medium water-based coating is rapidly dried from inside to outside, and the purpose of rapidly drying the water-based coating is achieved;
in order to provide proper microwave power to be suitable for the water-based coating moisture escape characteristic, the microwave generator 3 can adjust the output power according to the speed of the medium conveying belt 13 and the water molecule escape condition, in order to enable hot air to take away the water molecules on the surface of the coating in time, the high-temperature air generator 6 can control the temperature and the flow rate of the air output by the high-temperature air generator, the drying tunnel combining the microwave box 4 and the high-temperature airflow drying box 5 is a reasonable and efficient state which can enable the medium water-based coating to be properly dried inside and outside, can avoid the condition that the medium coating directly enters the high-temperature airflow drying box 5 to be dried and skinned by the hot air and is not beneficial to the escape of the moisture in the coating, enables the moisture in the coating to escape first and then be dried, and the drying tunnel is combined to greatly shorten the length, reduce the energy consumption and effectively improve the drying efficiency. The microwave suppressor 12 is used for avoiding microwave leakage, the output power of the microwave generator 3 can be adjusted from 12KW to 48KW to adapt to the situation that water can escape when the vehicle speed changes, the water detector 14 is used for detecting the water in the dielectric coating, and the water content is preferably controlled to be 5-10% according to the product quality requirement;
the reasonable and efficient state that the moisture in the coating escapes firstly and then is dried is realized by the drying tunnel, the condition that the medium coating is not cooked in the outer coke which is directly blown and skinned by hot air can be avoided, the tunnel length is greatly shortened, the energy consumption is reduced, and the drying efficiency is effectively improved.
Controlling the speed of the coating machine, and adjusting the microwave output power and the temperature of the drying tunnel to obtain the following test conditions:
microwave and high-temperature airflow drying tunnel test effect table
Description of the test:
1. turning off the microwave (microwave power = 0), and drying by hot air at 150 ℃ of the drying tunnel at the speed of only 70 m/min;
2. turning on microwave, turning off drying tunnel to heat, the speed is only 30 m/min and the water content of medium is higher;
3. starting the microwave at 40KW, controlling the temperature of the drying tunnel at 135 ℃, controlling the speed at 150 m/min, and drying the coating;
4. starting microwave at 45KW, drying tunnel at 150 deg.C, speed of 220 m/min, and drying the coating;
when the embodiment of the application is used: the medium with the water-based coating enters the drying tunnel body 1 from the medium conveying belt 13, the medium with the water-based coating enters the microwave box 4 through the microwave suppressor, the surface of the water-based coating of the medium is irradiated by the microwave irradiator 2, water molecules rapidly move under the action of microwaves to generate heat and escape on the surface of the medium coating, and then enter the high-temperature airflow drying box 5, the high-temperature air generator 6 conveys high-temperature gas to the inside of the air outlet nozzle 8, the escaped water molecules are rapidly taken away by the high-temperature airflow, the high-temperature airflow flows along the water vapor flow direction 7, so that the medium water-based coating is rapidly dried inside and outside, the purpose of rapidly drying the water-based coating is achieved, in order to provide appropriate microwave power to be suitable for the characteristics of moisture escape of the water-based coating, the microwave generator 3 can adjust the output power according to the vehicle speed and the condition of water molecule escape of the medium conveying belt 13, in order to enable hot air on the surface of the coating to be taken away in time, the temperature and flow rate of the air output by the high-temperature air generator 6 can control, the drying tunnel 4 and the drying tunnel 5, the drying tunnel can be combined with reasonable drying efficiency, the condition that the water-based drying tunnel can be effectively reduced, and the condition that the water-based drying of the inside and drying tunnel can be used for drying of the water-based drying tunnel.
Claims (5)
1. Drying tunnel for dielectric coatings comprising a drying tunnel body (1) and a microwave cabinet (4), characterized in that: the utility model discloses a microwave oven, including dry tunnel organism (1), the internally mounted of dry tunnel organism (1) has microwave case (4), dry tunnel organism (1) internally mounted of microwave case (4) one side has high temperature air current drying cabinet (5), moisture content detector (14) are installed to the outlet side of high temperature air current drying cabinet (5), the inside of dry tunnel organism (1) is equipped with medium conveyer belt (13), and the one end of medium conveyer belt (13) extends to the inside of microwave inhibitor (12), microwave case (4), high temperature air current drying cabinet (5) and moisture content detector (14), the internally mounted of microwave case (4) has microwave generator (3), microwave case (4) internally mounted of microwave generator (3) below has microwave irradiator (2), the output of microwave case (4) can be adjusted according to the speed of a motor change and needs.
2. A drying tunnel for media coating according to claim 1, characterized in that: the microwave box (4) is externally provided with a water cooling system box (11), and the water cooling system box (11) is connected with a microwave generator (3) in the microwave box (4) through a pipeline.
3. A drying tunnel for media coating according to claim 1, characterized in that: and a microwave suppressor (12) is installed on one side of the microwave box (4) far away from the high-temperature airflow drying box (5), and the microwave suppressor (12) is communicated with the microwave box (4).
4. A drying tunnel for media coating according to claim 1, characterized in that: the high-temperature pneumatic drying oven is characterized in that a high-temperature air generator (6) is arranged inside the high-temperature pneumatic drying oven (5), and a plurality of air outlet nozzles (8) are arranged inside the high-temperature pneumatic drying oven (5) below the high-temperature air generator (6).
5. A drying tunnel for media coating according to claim 1, characterized in that: a moisture detector (14) is installed on the outer side of the high-temperature airflow drying box (5), a control box (15) is installed outside the microwave box (4), and the output end of the control box (15) is connected with the input end of the microwave box (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221587063.8U CN218108278U (en) | 2022-06-23 | 2022-06-23 | Drying tunnel for medium coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221587063.8U CN218108278U (en) | 2022-06-23 | 2022-06-23 | Drying tunnel for medium coating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218108278U true CN218108278U (en) | 2022-12-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221587063.8U Active CN218108278U (en) | 2022-06-23 | 2022-06-23 | Drying tunnel for medium coating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218108278U (en) |
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2022
- 2022-06-23 CN CN202221587063.8U patent/CN218108278U/en active Active
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