CN111318415A - Electromagnetic induction glue solution heating device and seam type coating method - Google Patents
Electromagnetic induction glue solution heating device and seam type coating method Download PDFInfo
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- CN111318415A CN111318415A CN202010150859.6A CN202010150859A CN111318415A CN 111318415 A CN111318415 A CN 111318415A CN 202010150859 A CN202010150859 A CN 202010150859A CN 111318415 A CN111318415 A CN 111318415A
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- glue solution
- electromagnetic induction
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- conveying pipeline
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
- B05C5/001—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work incorporating means for heating or cooling the liquid or other fluent material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
- B05C5/02—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work
- B05C5/0254—Coating heads with slot-shaped outlet
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H7/00—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release
- F24H7/02—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release the released heat being conveyed to a transfer fluid
- F24H7/0208—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release the released heat being conveyed to a transfer fluid using electrical energy supply
- F24H7/0233—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release the released heat being conveyed to a transfer fluid using electrical energy supply the transfer fluid being water
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/0005—Details for water heaters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1809—Arrangement or mounting of grates or heating means for water heaters
- F24H9/1818—Arrangement or mounting of electric heating means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
- F24H9/2014—Arrangement or mounting of control or safety devices for water heaters using electrical energy supply
- F24H9/2028—Continuous-flow heaters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H2250/00—Electrical heat generating means
- F24H2250/08—Induction
Abstract
The invention belongs to the technical field of coating, and particularly relates to an electromagnetic induction glue solution heating device and a seam type coating method. The electromagnetic induction glue solution heating device comprises a glue solution conveying pipeline, an induction heating layer, a phase change material layer, an electromagnetic induction coil layer, a shell and a temperature sensor, wherein the electromagnetic induction glue solution heating device is convenient to install and does not have moving parts, the glue solution in the glue solution conveying pipeline is heated by the electromagnetic induction principle, the temperature sensor arranged on the outer wall of the glue solution conveying pipeline monitors the temperature in real time and adjusts the heating power of the electromagnetic induction coil layer, the temperature of the glue solution can be controlled on the premise of ensuring the safety, in addition, the electromagnetic induction glue solution heating device is coupled with the phase change material layer, the temperature of the surface of the glue solution conveying pipeline can be stably maintained, the heat flux between the induction heating layer and the glue solution conveying pipeline is kept unchanged, and the effect of balanced heating is achieved.
Description
Technical Field
The invention belongs to the technical field of coating, and particularly relates to an electromagnetic induction glue solution heating device and a seam type coating method.
Background
The slit type extrusion coating is a high-precision coating mode, the glue solution used for coating is extruded to a nozzle from a storage tank through a pipeline, the coating mode is high in coating precision because the coating amount can be flexibly controlled through fine adjustment of a coating scraper, meanwhile, a discontinuous mode can be coated, the coating range can be freely adjusted, a baffle is not needed, the stain phenomenon caused by different edge thicknesses can not be generated, the integral flowing pipeline of the glue solution can be sealed, other pollutants can be prevented from entering, but the whole slit type coating head is complex in structure, and the processing precision of a glue roller, a coating roller, a traction roller and a scraper is required to be increased. In actual use, the physical state of the dope before application is dependent on temperature. Therefore, an appropriate temperature of the dope is significant for the effect of the slot coating.
At present, the device for heating glue solution has the defects of huge structural components, more components, low heating efficiency, incapability of monitoring the temperature before glue solution coating in real time, poor accuracy or influence on the safety and reliability of operation due to the existence of a heated moving component.
Disclosure of Invention
In view of the above, the present invention provides an electromagnetic induction glue solution heating apparatus and a slit coating method, where the electromagnetic induction glue solution heating apparatus has a simple structure, does not have moving parts, can perform real-time temperature monitoring and adjustment of heating power, has high heating efficiency, and can adjust the temperature of a glue solution on the premise of ensuring safety.
The specific technical scheme of the invention is as follows:
an electromagnetic induction glue solution heating device comprises: the device comprises a glue solution conveying pipeline, an induction heating layer, a phase change material layer, an electromagnetic induction coil layer, a shell and a temperature sensor;
the induction heating layer, the phase-change material layer and the electromagnetic induction coil layer are sequentially stacked between the glue solution conveying pipeline and the shell, the induction heating layer is sleeved on the glue solution conveying pipeline, the phase-change material layer is sleeved on the induction heating layer, and the electromagnetic induction coil layer is sleeved on the phase-change material layer;
the temperature sensor is arranged on the outer wall of the glue solution conveying pipeline and used for monitoring the temperature of the outer wall of the glue solution conveying pipeline.
Preferably, the method further comprises the following steps: a sound absorbing material layer;
the sound absorbing material layer is arranged between the electromagnetic induction coil layer and the shell, and the sound absorbing material layer wraps the electromagnetic induction coil layer.
Preferably, the method further comprises the following steps: a controller;
the controller is electrically connected with the temperature sensor.
Preferably, the controller is electrically connected to the electromagnetic induction coil layer and is configured to adjust an input power of the electromagnetic induction coil layer.
Preferably, the method further comprises the following steps: a first end cap and a second end cap;
the first end cover and the second end cover are detachably connected with the first end and the second end of the shell respectively, and the first end cover and the second end cover are sleeved at the first end and the second end of the glue solution conveying pipeline respectively.
Preferably, the first end cover and the second end cover are both connected with the shell flange.
Preferably, the thermal conductivity of the material of the induction heating layer is 46.5W/m k or more;
the phase-change material of the phase-change material layer is formed by compounding more than two of paraffin, graphite, low-density polyethylene, carbon nano tubes and copper meshes.
Preferably, the glue solution conveying pipeline is made of aluminum alloy, iron alloy and/or copper alloy;
the shell is made of a non-metal material.
Preferably, the material of the sound-absorbing material layer is selected from one or more of asbestos, rock wool, inorganic fiber material, organic fiber material and hemp-cotton felt.
The invention also provides a slit type coating method, which comprises the following steps:
and heating the glue solution by the electromagnetic induction glue solution heating device according to the technical scheme, and then performing slit coating.
In summary, the present invention provides an electromagnetic induction glue solution heating apparatus, including: the device comprises a glue solution conveying pipeline, an induction heating layer, a phase change material layer, an electromagnetic induction coil layer, a shell and a temperature sensor; the induction heating layer, the phase-change material layer and the electromagnetic induction coil layer are sequentially stacked between the glue solution conveying pipeline and the shell, the induction heating layer is sleeved on the glue solution conveying pipeline, the phase-change material layer is sleeved on the induction heating layer, and the electromagnetic induction coil layer is sleeved on the phase-change material layer; the temperature sensor is arranged on the outer wall of the glue solution conveying pipeline and used for monitoring the temperature of the outer wall of the glue solution conveying pipeline. The electromagnetic induction glue solution heating device comprises a glue solution conveying pipeline, an induction heating layer, a phase change material layer, an electromagnetic induction coil layer, a shell and a temperature sensor, is convenient to install and does not have moving parts, heats glue solution in the glue solution conveying pipeline by the electromagnetic induction principle, monitors the temperature of the temperature sensor arranged on the outer wall of the glue solution conveying pipeline in real time, adjusts the heating power of the electromagnetic induction coil layer, can control the temperature of the glue solution on the premise of ensuring safety, is coupled with the phase change material layer, can stably maintain the temperature of the surface of the glue solution conveying pipeline, keeps the heat flux between the induction heating layer and the glue solution conveying pipeline unchanged, and achieves the effect of balanced heating.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
Fig. 1 is a front view of an electromagnetic induction glue solution heating device provided in an embodiment of the present invention;
FIG. 2 is a cross-sectional view of FIG. 1A-A;
fig. 3 is a schematic view of a housing of an electromagnetic induction glue solution heating device provided in an embodiment of the present invention;
FIG. 4 is a schematic view of a flange connection member of an electromagnetic induction glue solution heating device provided in an embodiment of the present invention;
illustration of the drawings: 1. a housing; 2. a flange connection; 3. a sound absorbing material layer; 4. an electromagnetic induction coil layer; 5. a phase change material layer; 6. a phase change material; 7. induction induced heating layer; 8. a glue solution conveying pipeline; 9. and (5) glue solution.
Detailed Description
The invention provides an electromagnetic induction glue solution heating device and a seam type coating method.
In the description of the embodiments of the present application, it should be noted that the term "connected" is to be interpreted broadly, for example, as a fixed connection, a detachable connection, or an integral connection, unless explicitly stated or limited otherwise; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. Specific meanings of the above terms in the embodiments of the present application can be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1 to 3, fig. 1 is a front view of an electromagnetic induction glue solution heating device provided in an embodiment of the present invention; FIG. 2 is a cross-sectional view of FIG. 1A-A; fig. 3 is a schematic view of a housing of an electromagnetic induction glue solution heating device provided in an embodiment of the present invention.
An embodiment of an electromagnetic induction glue solution heating device provided in an embodiment of the present invention includes: the device comprises a glue solution conveying pipeline 8, an induction heating layer 7, a phase change material layer 5, an electromagnetic induction coil layer 4, a shell 1 and a temperature sensor;
an induction heating layer 7, a phase-change material layer 5 and an electromagnetic induction coil layer 4 are sequentially stacked between the glue solution conveying pipeline 8 and the shell 1, the induction heating layer 7 is sleeved on the glue solution conveying pipeline 8, the phase-change material layer 5 is sleeved on the induction heating layer 7, and the electromagnetic induction coil layer 4 is sleeved on the phase-change material layer 5;
the temperature sensor is arranged on the outer wall of the glue solution conveying pipeline 8 and used for monitoring the temperature of the outer wall of the glue solution conveying pipeline 8.
In the embodiment of the invention, the electromagnetic induction glue solution heating device comprises a glue solution conveying pipeline 8, an induction heating layer 7, a phase change material layer 5, an electromagnetic induction coil layer 4, a shell 1 and a temperature sensor, the electromagnetic induction glue solution heating device is convenient to install and does not have moving parts, the glue solution 9 in the glue solution conveying pipeline 8 is heated by the electromagnetic induction principle, the temperature sensor arranged on the outer wall of the glue solution conveying pipeline 8 carries out real-time temperature monitoring and adjusts the heating power of the electromagnetic induction coil layer 4, the temperature of the glue solution 9 can be controlled on the premise of ensuring the safety, in addition, the electromagnetic induction glue solution heating device is coupled with the phase change material layer 5, so that the temperature of the surface of the glue solution conveying pipeline 8 can be stably maintained, the heat flux between the induction heating layer 7 and the glue solution conveying pipeline 8 is kept unchanged, and the effect of balanced heating is achieved.
The above is a detailed description of an embodiment of an electromagnetic induction glue solution heating device provided in the embodiment of the present invention, and another embodiment of the electromagnetic induction glue solution heating device provided in the embodiment of the present invention will be described in detail below.
Referring to fig. 1 to 4, fig. 4 is a schematic view of a flange connecting member of an electromagnetic induction glue solution heating device according to an embodiment of the present invention. Another embodiment of an electromagnetic induction glue solution heating apparatus provided in an embodiment of the present invention includes: the device comprises a glue solution conveying pipeline 8, an induction heating layer 7, a phase change material layer 5, an electromagnetic induction coil layer 4, a shell 1 and a temperature sensor;
an induction heating layer 7, a phase-change material layer 5 and an electromagnetic induction coil layer 4 are sequentially stacked between the glue solution conveying pipeline 8 and the shell 1, the induction heating layer 7 is sleeved on the glue solution conveying pipeline 8, the phase-change material layer 5 is sleeved on the induction heating layer 7, and the electromagnetic induction coil layer 4 is sleeved on the phase-change material layer 5;
the temperature sensor is arranged on the outer wall of the glue solution conveying pipeline 8 and used for monitoring the temperature of the outer wall of the glue solution conveying pipeline 8.
In the embodiment of the invention, the electromagnetic induction glue solution heating device comprises a glue solution conveying pipeline 8, an induction heating layer 7, a phase change material layer 5, an electromagnetic induction coil layer 4, a shell 1 and a temperature sensor, wherein the induction heating layer 7, the phase change material layer 5 and the electromagnetic induction coil layer 4 are sequentially stacked between the glue solution conveying pipeline 8 and the shell 1, the electromagnetic induction glue solution heating device is convenient to install and has no moving part, the glue solution 9 in the glue solution conveying pipeline 8 is heated by the electromagnetic induction principle, the temperature sensor arranged on the outer wall of the glue solution conveying pipeline 8 carries out real-time temperature monitoring and adjusts the heating power of the electromagnetic induction coil layer 4, the temperature of the glue solution 9 can be controlled on the premise of ensuring the safety, the electromagnetic induction glue solution heating device is suitable for industrial seam type extrusion coating technology, and can effectively increase the temperature of the glue solution 9 in the glue solution conveying pipeline 8. Moreover, the electromagnetic induction glue solution heating device is coupled with the phase change material layer 5, so that when the temperature of the induction heating layer 7 is increased, the phase change material 6 in the phase change material layer 5 can absorb temporary redundant heat of the induction heating layer 7, and can release the heat stored in the phase change material layer 5 when necessary, and the heat is absorbed by the induction heating layer 7 and then is transferred to the glue solution conveying pipeline 8 to heat the glue solution 9, thereby effectively reducing heat loss; the phase-change material layer 5 can flexibly release or absorb heat from the induction heating layer 7, can stably maintain the temperature of the surface of the glue solution conveying pipeline 8, keeps the heat flux between the induction heating layer 7 and the glue solution conveying pipeline 8 unchanged, achieves balanced heating, and has the heat preservation effect and reduces heat loss of the phase-change material layer 5.
In the embodiment of the invention, the electromagnetic induction glue solution heating device heats the glue solution 9 in the glue solution conveying pipeline 8 by an electromagnetic induction principle, and an alternating magnetic field is utilized to generate induction current in a conductor, so that the conductor is heated, namely the induction heating layer 7 is heated by the work of the electromagnetic induction coil layer 4, the heating mode is heat conduction and heat radiation, and the electromagnetic induction heating device has the advantages of non-contact heating, quick heating, reliable operation, capability of realizing gradual heating, capability of realizing automatic control and the like; the induction heating layer 7 is externally wrapped by the phase change material layer 5, and the phase change material layer 5 is coupled by the electromagnetic induction principle to uniformly heat the glue solution conveying pipeline 8, so that the influence on the quality of the outlet glue solution 9 caused by local overheating of the wall surface of the glue solution conveying pipeline 8 is avoided. Meanwhile, the size of the induction heating layer 7 can be designed according to the mass flow of the glue solution 9 in the glue solution conveying pipeline 8.
In the embodiment of the present invention, the phase change material layer 5 includes a phase change material 6 and an aluminum shell, and the phase change material 6 is wrapped by the aluminum shell. The length of the glue solution conveying pipeline 8 can be 2-4 m, and the outer diameter of the glue solution conveying pipeline 8 can be 7-10 cm.
Further, the method also comprises the following steps: a sound absorbing material layer 3;
inhale sound material layer 3 and set up between electromagnetic induction coil layer 4 and casing 1, inhale sound material layer 3 parcel electromagnetic induction coil layer 4, inhale sound material layer 3 and can carry out effectual control to the noise because electromagnetic induction acts on the produced, improve electromagnetic induction glue solution heating device's reliability and security.
Further, the method also comprises the following steps: a controller;
the controller is electrically connected with the temperature sensor.
In the embodiment of the present invention, the controller is electrically connected to the electromagnetic induction coil layer 4, and is configured to adjust the input power of the electromagnetic induction coil layer 4.
The temperature monitored by the temperature sensor in real time is fed back to the controller to realize the control of the heating power of the electromagnetic induction coil layer 4, the induction of the controller to the temperature sensor can be fed back to the input power of the electromagnetic induction coil layer 4 in time, and the heating power of the electromagnetic induction coil layer 4 can be flexibly controlled or even closed. The controller is connected with the temperature sensor, can show temperature sensor's temperature in real time, simultaneously according to the temperature that temperature sensor shows, controls the power of electromagnetic induction coil layer 4 and control electromagnetic induction switch.
Further, the method also comprises the following steps: a first end cap and a second end cap;
the first end cover and the second end cover are detachably connected with the first end and the second end of the shell 1 respectively, the first end cover and the second end cover are sleeved at the first end and the second end of the glue solution conveying pipeline 8 respectively, the first end cover is a glue solution inlet 9, the second end cover is a glue solution outlet 9, and the glue solution inlet 9 and the glue solution outlet 9 are communicated with the glue solution conveying pipeline 8.
In the embodiment of the invention, the first end cover and the second end cover are both in flange connection with the shell 1 through the flange connecting piece 2.
The electromagnetic induction glue solution heating device provided by the embodiment of the invention has a simple structure, is detachable, and can be detached when the temperature of the glue solution 9 reaches the standard, so that the complexity of the system is reduced, and the safety of the system is improved. The material of the first end cap and the second end cap may be a copper alloy.
In the embodiment of the invention, the thermal conductivity coefficient of the material of the induction heating layer 7 is more than 46.5W/m k, and the material of the induction heating layer 7 is preferably metal copper;
the phase-change material 6 of the phase-change material layer 5 is formed by compounding more than two of paraffin, graphite, low-density polyethylene, carbon nano tubes and copper meshes.
In the embodiment of the invention, the glue solution conveying pipeline 8 is made of aluminum alloy, iron alloy and/or copper alloy, wherein the iron alloy comprises iron-nickel alloy;
the material of the shell 1 is a non-metal material.
In the embodiment of the invention, the material of the sound-absorbing material layer 3 is selected from one or more of asbestos, rock wool, inorganic fiber material, organic fiber material and hemp-cotton felt, the sound-absorbing material layer 3 can absorb noise generated by electromagnetic induction and can also play a role in heat preservation, the use quality of the electromagnetic induction glue solution heating device can be improved, and noise harm can be reduced.
The electromagnetic induction glue solution heating device provided by the embodiment of the invention is based on the electromagnetic induction principle, alternating current generated by an induction heating power supply generates an alternating magnetic field through an inductor (namely an electromagnetic induction coil layer 4), a magnetic conductive object is arranged in the electromagnetic induction coil layer to cut alternating magnetic lines of force, so that alternating current (namely eddy current) is generated in the object, the eddy current enables atoms in the object to move randomly at a high speed, and the atoms collide and rub with each other to generate heat energy, so that the effect of heating the object is achieved, namely, the electromagnetic induction glue solution heating device provided by the embodiment of the invention does not relate to moving parts, so that the overall stability of a glue solution 9 conveying system can be improved; the electromagnetic induction glue solution heating device provided by the embodiment of the invention adopts the phase-change material layer 5, and the phase-change material 6 has the characteristic of latent heat, so that the electromagnetic induction glue solution heating device can absorb heat and release heat, and the utilization rate of energy consumption is obviously improved.
The electromagnetic induction glue solution heating device provided by the embodiment of the invention combines the electromagnetic induction coil layer 4, the induction heating layer 7, the phase change material layer 5, the sound absorption material layer 3, the temperature sensor and the controller, solves the problem that the temperature of the glue solution 9 before coating in a seam type extrusion coating process is low, has flexible structural design, can effectively heat and has a certain heat preservation function, can monitor the temperature of the outer wall of the glue solution conveying pipeline 8 in real time, and can regulate and control the temperature of the glue solution 9 in the glue solution conveying pipeline 8 in real time.
The electromagnetic induction glue solution heating device provided by the embodiment of the invention has the advantages of simple structure, energy conservation, rapid heating and rapid start-stop, is suitable for heating glue solution in an industrial pipeline, and has good application scenes and market prospects.
The above is a detailed description of another embodiment of an electromagnetic induction glue solution heating device provided by the embodiment of the invention, and an embodiment of a slit coating method provided by the embodiment of the invention is described in detail below.
The embodiment of the invention provides a slit coating method, which comprises the following steps:
and heating the glue solution 9 by the electromagnetic induction glue solution heating device in the technical scheme, and then performing slit coating.
In the slit coating method of the embodiment of the invention, the glue solution 9 enters the glue solution conveying pipeline 8 from the liquid inlet of the first end cover, in the process of flowing through the glue solution conveying pipeline 8, the glue solution 9 can absorb heat from the inner wall of the induction heating layer 7, the heat of the induction heating layer 7 comes from the heating action of the outer magnetic induction coil layer, meanwhile, the outer layer of the induction heating layer 7 is wrapped by the tubular phase-change material layer 5, the tubular phase-change material layer 5 can store the redundant heat of the induction heating layer 7 on one hand and plays a certain role in heat preservation of the whole system, when the temperature of the glue solution 9 cannot be raised to the required temperature by the heat generation of the induction heating layer 7, the tubular phase-change material layer 5 can release the heat absorbed in the early stage due to the latent heat, the problem that the temperature of the induction heating layer 7 is low can be solved, and heat is provided for heating the glue solution 9 in time.
According to the slit coating method provided by the embodiment of the invention, the electromagnetic induction glue solution heating device is adopted to heat the glue solution 9, so that the temperature of the glue solution 9 entering the coating head is increased, the flowing state of the glue solution 9 is improved, and the efficiency and the quality of slit coating can be improved.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. An electromagnetic induction glue solution heating device is characterized by comprising: the device comprises a glue solution conveying pipeline, an induction heating layer, a phase change material layer, an electromagnetic induction coil layer, a shell and a temperature sensor;
the induction heating layer, the phase-change material layer and the electromagnetic induction coil layer are sequentially stacked between the glue solution conveying pipeline and the shell, the induction heating layer is sleeved on the glue solution conveying pipeline, the phase-change material layer is sleeved on the induction heating layer, and the electromagnetic induction coil layer is sleeved on the phase-change material layer;
the temperature sensor is arranged on the outer wall of the glue solution conveying pipeline and used for monitoring the temperature of the outer wall of the glue solution conveying pipeline.
2. The electromagnetic induction glue solution heating device according to claim 1, further comprising: a sound absorbing material layer;
the sound absorbing material layer is arranged between the electromagnetic induction coil layer and the shell, and the sound absorbing material layer wraps the electromagnetic induction coil layer.
3. The electromagnetic induction glue solution heating device according to claim 1, further comprising: a controller;
the controller is electrically connected with the temperature sensor.
4. The electromagnetic induction glue solution heating device according to claim 3, wherein the controller is electrically connected to the electromagnetic induction coil layer and is configured to adjust an input power of the electromagnetic induction coil layer.
5. The electromagnetic induction glue solution heating device according to claim 1, further comprising: a first end cap and a second end cap;
the first end cover and the second end cover are detachably connected with the first end and the second end of the shell respectively, and the first end cover and the second end cover are sleeved at the first end and the second end of the glue solution conveying pipeline respectively.
6. The electromagnetic induction glue solution heating device according to claim 5, wherein the first end cap and the second end cap are both connected to the housing flange.
7. The electromagnetic induction glue solution heating device according to claim 5, wherein the thermal conductivity coefficient of the material of the induction heating layer is above 46.5W/m k;
the phase-change material of the phase-change material layer is formed by compounding more than two of paraffin, graphite, low-density polyethylene, carbon nano tubes and copper meshes.
8. The electromagnetic induction glue solution heating device according to claim 1, wherein the glue solution delivery pipe is made of a material selected from aluminum alloy, iron alloy and/or copper alloy;
the shell is made of a non-metal material.
9. The electromagnetic induction glue solution heating device according to claim 2, wherein the material of the sound absorption material layer is selected from one or more of asbestos, rock wool, inorganic fiber material, organic fiber material and hemp-cotton felt.
10. A slit coating method, comprising the steps of:
heating the glue solution by the electromagnetic induction glue solution heating device of any one of claims 1 to 9, and then performing slot coating.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117160796A (en) * | 2023-10-30 | 2023-12-05 | 北京大学长三角光电科学研究院 | Slit coating die, slit coating device and coating control method thereof |
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| CN207880913U (en) * | 2018-02-09 | 2018-09-18 | 山西三合盛节能环保技术股份有限公司 | A kind of electromagnetic induction heating body |
| CN110523583A (en) * | 2019-08-28 | 2019-12-03 | 湖北锂诺新能源科技有限公司 | Extrusion die slurry thermostatically-controlled equipment |
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| CN117160796A (en) * | 2023-10-30 | 2023-12-05 | 北京大学长三角光电科学研究院 | Slit coating die, slit coating device and coating control method thereof |
| CN117160796B (en) * | 2023-10-30 | 2024-01-09 | 北京大学长三角光电科学研究院 | Slit coating die, slit coating device and coating control method thereof |
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