CN204190962U - Radio frequency induction heater - Google Patents
Radio frequency induction heater Download PDFInfo
- Publication number
- CN204190962U CN204190962U CN201420647917.6U CN201420647917U CN204190962U CN 204190962 U CN204190962 U CN 204190962U CN 201420647917 U CN201420647917 U CN 201420647917U CN 204190962 U CN204190962 U CN 204190962U
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- hermetically sealed
- radio frequency
- frequency induction
- induction heater
- seal cover
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Abstract
The utility model relates to technical field prepared by film, coating and powder, provide a kind of radio frequency induction heater, for the preparation of film, coating and powder, it comprises bracing frame, for the sealed tank cap assembly of splendid attire liquid phase conducting medium, in time being energized, makes the induction coil of liquid phase conducting dielectric heat, for the temperature element that measures the temperature of liquid phase conducting medium and the briquetting be arranged on bracing frame; Sealed tank cap assembly is placed in bracing frame, sealed tank cap assembly comprises opening up hermetically sealed can and covers the seal cover being located at the opening part of hermetically sealed can, briquetting is positioned at directly over seal cover, and induction coil winding is in the periphery of hermetically sealed can, and one end of temperature element is stretched in hermetically sealed can.Be compared with the prior art, the radio frequency induction heater that the utility model provides, can form hydrothermal high-temperature condition of high voltage in seal cavity, prepare the coating of gained, film or powder and have long-term stability, binding ability is higher.
Description
Technical field
The utility model relates to technical field prepared by film, coating and powder, especially relates to a kind of radio frequency induction heater for the preparation of film, coating and powder.
Background technology
At present, for obtaining film, coating and powder, mainly obtained by induction heat matrix method and hydro thermal method.
Induction heat matrix method is the solution be placed in by the electric conducting material with certain resistivity containing coating to be deposited or film composition ion, then heated by high frequency induction power supply, raise its surface temperature of this electric conducting material, preparation (the KensukeKuroda of coating or film is realized with the Gibbs free energy reducing coating or film formation, Mikiko Moriyama, Ryoichi Ichino, Masazumi Okido, Azusa Seki.Formation and Osteoconductivity of Hydroxyapatite/Collagen CompositeFilms Using a Thermal Substrate Method in Aqueous Solutions, MaterialsTransactions, 2009, 50 (5): 1190-1195).Due to the kelvin effect of induction heating conducting base, the method is the highest in matrix surface temperature, and thus the adhesion of coating or film is higher.But induction heat matrix method is carried out at ambient pressure, the composition of coating or film, structure, pattern control range are limited, and surface temperature is too high, and cause manufactured coating and film to there is internal stress, long-time stability have much room for improvement.
Hydro thermal method refers in the pressure vessel of sealing, take liquid as solvent, the chemical reaction carried out under the condition of HTHP.The method is owing to have employed higher pressure, and the film of acquisition, coating or powder kind are abundanter.But hydro thermal method belongs to equal hot mode, adopt the method when preparing coating or film, obtained coating and film adhesion poor.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of radio frequency induction heater, is intended to solve in prior art, obtained coating and film adhesion poor, the defect that stationary phase is shorter.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of radio frequency induction heater, for the preparation of film, coating and powder, the sealed tank cap assembly that it comprises bracing frame, splendid attire is used as the liquid phase conducting medium of the carrier forming described film and described coating, in time being energized, make the induction coil of described liquid phase conducting dielectric heat and the temperature element for the temperature that measures described liquid phase conducting medium; Support frame as described above has roof, and described roof offers screw, described radio frequency induction heater also comprise to be located in described screw and can in described screw upper and lower relative movement and downwards time by the briquetting of described sealed tank cap assembly compression; Described sealed tank cap assembly is placed in support frame as described above, described sealed tank cap assembly comprises opening up hermetically sealed can and covers the seal cover being located at the opening part of described hermetically sealed can, described briquetting is positioned at directly over described seal cover, described induction coil winding is in the periphery of described hermetically sealed can, and one end of described temperature element is stretched in described hermetically sealed can.
Further, pressure release assembly is provided with between described briquetting and described seal cover, described pressure release assembly comprises decompression cover and pressure release spring, and the bottom surface of described decompression cover offers the tank for holding described pressure release spring, and the bottom of described pressure release spring is connected with the end face of described seal cover.
Further, described temperature element is thermocouple, and on described thermocouple, the portion perimeter be placed in described hermetically sealed can is provided with aluminium foil layer.
Further, described thermocouple is K type thermocouple.
Further, the periphery of described hermetically sealed can is arranged with protective sleeve.
Further, described protective sleeve is glass fibre protective sleeve or glass resin protective sleeve.
Further, described hermetically sealed can is the hermetically sealed can that high temperature-resistant polymer material is made, and described seal cover is the seal cover that high temperature-resistant polymer material is made.
Further, described pressure release spring for having the spring of elasticity compression capability between 0-3MPa.
Further, described induction coil and described temperature element are connected with close-range shot frequency induction power supply respectively, and described close-range shot frequently induction power supply is the close-range shot frequently induction power supply of frequency at 200kHz to 1MHz.
Be compared with the prior art, the radio frequency induction heater that the utility model provides, the hermetically sealed can mutually covered and seal cover are placed on bracing frame, make it press down by rotating briquetting and sealing is covered tightly on hermetically sealed can, make to form seal cavity in hermetically sealed can, induction coil and the liquid phase conducting medium effect be contained in hermetically sealed can, and make liquid phase conducting dielectric heat, and measured by temperature element and monitor hermetically sealed can interior reaction temperature, like this, hydrothermal high-temperature condition of high voltage can be formed in seal cavity, prepare the coating of gained, film or powder have long-term stability, prepare the coating of gained, film forms, structure, pattern is abundanter, binding ability is higher.
Accompanying drawing explanation
Fig. 1 is the structural representation of the radio frequency induction heater that the utility model embodiment provides.
Embodiment
In order to make technical problem to be solved in the utility model, technical scheme and beneficial effect clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
For sake of convenience, hereinafter alleged " left side " " right side " " on " D score to consistent, but do not play restriction effect to structure of the present utility model with left and right, the upper and lower of accompanying drawing itself.It should be noted that, the liquid phase conducting medium mentioned in the present embodiment and conducting base are in prior art, can coordinate the conventional liquid phase conducting medium and conducting base that heat with close-range shot frequency induction power supply.
Below in conjunction with concrete accompanying drawing, realization of the present utility model is described in detail.
As shown in Figure 1, be a preferred embodiment that the utility model provides.
The radio frequency induction heater that the present embodiment provides, for the preparation of film (scheming not shown), coating (scheming not shown) and powder (scheming not shown), the sealed tank cap assembly 10 that radio frequency induction heater comprises bracing frame 4, splendid attire is used as the liquid phase conducting medium (scheming not shown) of the carrier forming film and coating, in time being energized, make the induction coil 6 of liquid phase conducting dielectric heat and the temperature element 9 for the temperature that measures liquid phase conducting medium.Bracing frame 4 has roof 11, roof 11 offers screw 11a, radio frequency induction heater also comprise to be located in screw 11a and can in screw 11a upper and lower relative movement and downward time briquetting 1 that sealed tank cap assembly 10 is compressed.Induction coil 6 and temperature element 9 are all connected with close-range shot frequency induction power supply (scheming not shown).Sealed tank cap assembly 10 is placed in bracing frame 4, sealed tank cap assembly 10 comprises opening up hermetically sealed can 7 and covers the seal cover 5 being located at the opening part of hermetically sealed can 7, briquetting 1 is positioned at directly over seal cover 5, briquetting 1 can move by relative support frame 4 up and down, seal cover 5 and hermetically sealed can 7 is compressed time downward.Induction coil 6 winding is in the periphery of hermetically sealed can 7, and one end of temperature element 9 is stretched in hermetically sealed can 7.Like this, be moved downward on seal cover 5 at briquetting 1, and seal cover 5 is pressed on hermetically sealed can 7, in heating process, form the seal cavity of HTHP in hermetically sealed can 7.
Above-mentioned radio frequency induction heater, the hermetically sealed can 7 mutually covered and seal cover 5 are placed on bracing frame 4, make it press down by rotating briquetting 1 and seal cover 5 is tightly covered on hermetically sealed can 7, make to form seal cavity in hermetically sealed can 7, start close-range shot frequency induction power supply and make induction coil 6 and the liquid phase conducting medium effect be contained in hermetically sealed can 7, and make liquid phase conducting dielectric heat, and measure and monitor hermetically sealed can 7 interior reaction temperature by temperature element 9, like this, hydrothermal high-temperature condition of high voltage can be formed in seal cavity, prepare the coating of gained, film or powder have long-term stability, prepare the coating of gained, film forms, structure, pattern is abundanter, binding ability is higher.
In the present embodiment, bracing frame 4, for loading hermetically sealed can assembly, hermetically sealed can component integration is placed in bracing frame 4.Bracing frame 4 has roof 11, roof 11 offers screw 11a.At the top of bracing frame 4, briquetting 1 is installed, briquetting 1 is located in screw 11a, threadedly be connected between briquetting 1 and the screw 11a of bracing frame 4, hermetically sealed can assembly immediately below briquetting 1, briquetting 1 can in screw 11a upper and lower relative movement and downwards time briquetting 1 that sealed tank cap assembly 10 is compressed.
Hermetically sealed can 7 cap assemblies comprises hermetically sealed can 7 and seal cover 5.Hermetically sealed can 7 and seal cover 5 all adopt high temperature-resistant polymer material (as polytetrafluoroethylene, ion exchange resin etc.) to make.Hermetically sealed can 7 opening up, at hermetically sealed can 7 built with the liquid phase conducting medium of question response and conducting base (scheming not shown), hermetically sealed can 7 lid is located at the opening part of hermetically sealed can 7.Induction coil 6 is arranged with in the outside of hermetically sealed can 7, induction coil 6 and close-range shot frequently induction power supply (scheming not shown) are connected, the frequency of this close-range shot frequency induction power supply is between 200kHz to 1MHz, induction coil 6 makes the liquid phase conducting dielectric heat in hermetically sealed can 7 when being energized, when induction coil 6 works, the temperature of the liquid phase conducting medium in hermetically sealed can 7 is between room temperature to 573K (Kelvins, kelvin degree).When the frequency of close-range shot frequency induction power supply is at 200kHz-500kHz, power supply is to be heated to be master to conducting base, and to solution heating, when frequency is higher than 500kHz, power supply is to liquid phase conducting dielectric heating.
Blow for avoiding hermetically sealed can 7 internal pressure excessive causing, pressure release assembly is provided with between briquetting 1 and seal cover 5, pressure release assembly comprises decompression cover 2 and pressure release spring 3, and the bottom surface of decompression cover 2 offers the tank for holding pressure release spring 3, and the bottom of pressure release spring 3 is connected with the end face of seal cover 5.The working range of pressure release spring 3 is between 0-3MPa.The notch size of the tank of decompression cover 2 is greater than the size of seal cover 5, presses down at briquetting 1, the deformation of spring pressurized, and the top ends of seal cover 5 stretches in the notch of the tank of decompression cover 2.When forming the seal cavity of HTHP in hermetically sealed can 7, pressure promotes seal cover 5 and moves up, and namely the top ends of seal cover 5 moves to bottom land at the notch position of the tank of decompression cover 2.Like this, ensure that hermetically sealed can 7 has enough pressure when heating by the top densification capping 5 of pressure release spring 3, when guaranteeing that this pressure is greater than rated pressure value, seal cover 5 can be backed down simultaneously, liquid phase conducting medium in hermetically sealed can 7, by the opening part longitudinally ejection of hermetically sealed can 7, is avoided hermetically sealed can 7 to burst and is caused personal casualty loss.
Temperature element 9 is thermocouple, preferred K type (nickel chromium triangle-nisiloy) thermocouple (certainly, also can be N-type thermocouple, E type thermocouple, S type thermocouple etc.), be exposed at the end face of briquetting 1 outside one end of thermocouple and be connected with close-range shot frequency induction power supply, after the other end passes through briquetting 1, decompression cover 2, pressure release spring 3 and seal cover 5, stretch in hermetically sealed can 7, and contact with liquid phase conducting medium and conducting base, K type thermocouple is provided with aluminium foil layer in the periphery stretching into the branch in hermetically sealed can 7.
Certainly, temperature element 9 can also be copper thermistor, platinum resistance thermometer sensor, or thermometer etc.
In order to hermetically sealed can 7 be heated after burst, the periphery of hermetically sealed can 7 is arranged with protective sleeve 8.The macromolecular material that protective sleeve 8 strengthens for high-performance non-conductive fibers, makes as adopted glass fibre or resin.
Elaborate below in conjunction with the operating procedure of accompanying drawing to induction heating equipment of the present utility model:
1). the liquid phase conducting medium of question response and conducting base are put into hermetically sealed can 7, covers seal cover 5;
2). the hermetically sealed can 7 after assembling in step 1 and seal cover 5 are put into protective sleeve 8, and is inserted in induction coil 6 together, be then placed on bracing frame 4;
3). put and place decompression cover 2 and pressure release spring 3 at the top of hermetically sealed can 7, rotation briquetting 1 moves down and pushes up and is pressed on decompression cover 2, and decompression cover 2 together moves down with briquetting 1, compression pressure release spring 3, and hermetically sealed can 7 and seal cover 5 is compressed;
4). in hermetically sealed can 7, insert thermocouple;
5). open close-range shot frequently induction power supply, frequency used, temperature and time are set, after question response terminates, product are cleaned, dry, obtain having prepared the matrix product of powder or coating, film.
These are only preferred embodiment of the present utility model, not in order to limit the utility model, all do within spirit of the present utility model and principle any amendment, equivalent to replace or improvement etc., all should be included within protection range of the present utility model.
Claims (9)
1. a radio frequency induction heater, for the preparation of film, coating and powder, it is characterized in that: comprise bracing frame, sealed tank cap assembly that splendid attire is used as the liquid phase conducting medium of the carrier forming described film and described coating, in time being energized, make the induction coil of described liquid phase conducting dielectric heat and the temperature element for the temperature that measures described liquid phase conducting medium; Support frame as described above has roof, and described roof offers screw, described radio frequency induction heater also comprise to be located in described screw and can in described screw upper and lower relative movement and downwards time by the briquetting of described sealed tank cap assembly compression; Described sealed tank cap assembly is placed in support frame as described above, described sealed tank cap assembly comprises opening up hermetically sealed can and covers the seal cover being located at the opening part of described hermetically sealed can, described briquetting is positioned at directly over described seal cover, described induction coil winding is in the periphery of described hermetically sealed can, and one end of described temperature element is stretched in described hermetically sealed can.
2. radio frequency induction heater according to claim 1, it is characterized in that: between described briquetting and described seal cover, be provided with pressure release assembly, described pressure release assembly comprises decompression cover and pressure release spring, the bottom surface of described decompression cover offers the tank for holding described pressure release spring, and the bottom of described pressure release spring is connected with the end face of described seal cover.
3. radio frequency induction heater according to claim 1, is characterized in that: described temperature element is thermocouple, and on described thermocouple, the portion perimeter be placed in described hermetically sealed can is provided with aluminium foil layer.
4. radio frequency induction heater according to claim 3, is characterized in that: described thermocouple is K type thermocouple.
5. the radio frequency induction heater according to any one of Claims 1-4, is characterized in that: the periphery of described hermetically sealed can is arranged with protective sleeve.
6. radio frequency induction heater according to claim 5, is characterized in that: described protective sleeve is glass fibre protective sleeve or glass resin protective sleeve.
7. radio frequency induction heater according to claim 1, is characterized in that: described hermetically sealed can is the hermetically sealed can that high temperature-resistant polymer material is made, and described seal cover is the seal cover that high temperature-resistant polymer material is made.
8. radio frequency induction heater according to claim 2, is characterized in that: described pressure release spring for having the spring of elasticity compression capability between 0-3MPa.
9. radio frequency induction heater according to claim 1, is characterized in that: described induction coil and described temperature element are connected with close-range shot frequency induction power supply respectively, and described close-range shot frequently induction power supply is the close-range shot frequently induction power supply of frequency at 200kHz to 1MHz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420647917.6U CN204190962U (en) | 2014-10-31 | 2014-10-31 | Radio frequency induction heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420647917.6U CN204190962U (en) | 2014-10-31 | 2014-10-31 | Radio frequency induction heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204190962U true CN204190962U (en) | 2015-03-04 |
Family
ID=52622925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420647917.6U Expired - Fee Related CN204190962U (en) | 2014-10-31 | 2014-10-31 | Radio frequency induction heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204190962U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108124333A (en) * | 2018-01-30 | 2018-06-05 | 浏阳市中洲机械科技有限公司 | A kind of microwave heating equipment |
| CN110324922A (en) * | 2018-03-29 | 2019-10-11 | 济南欧瑞实业有限公司 | Duct type corrosivity conducting liquid electromagnetic induction heater |
| CN114531748A (en) * | 2022-02-24 | 2022-05-24 | 西安交通大学 | Electromagnetic induction heat treatment device for ceramic blade base film thermocouple |
-
2014
- 2014-10-31 CN CN201420647917.6U patent/CN204190962U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108124333A (en) * | 2018-01-30 | 2018-06-05 | 浏阳市中洲机械科技有限公司 | A kind of microwave heating equipment |
| CN110324922A (en) * | 2018-03-29 | 2019-10-11 | 济南欧瑞实业有限公司 | Duct type corrosivity conducting liquid electromagnetic induction heater |
| CN114531748A (en) * | 2022-02-24 | 2022-05-24 | 西安交通大学 | Electromagnetic induction heat treatment device for ceramic blade base film thermocouple |
| CN114531748B (en) * | 2022-02-24 | 2022-11-25 | 西安交通大学 | Electromagnetic induction heat treatment device for ceramic blade base film thermocouple |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150304 Termination date: 20151031 |
|
| EXPY | Termination of patent right or utility model |