CN213910501U - Low-cost small-size long-life low-power microwave source - Google Patents
Low-cost small-size long-life low-power microwave source Download PDFInfo
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- CN213910501U CN213910501U CN202022637978.2U CN202022637978U CN213910501U CN 213910501 U CN213910501 U CN 213910501U CN 202022637978 U CN202022637978 U CN 202022637978U CN 213910501 U CN213910501 U CN 213910501U
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Abstract
The utility model belongs to microwave physiotherapy equipment field, concretely relates to low-cost little volume long-life miniwatt microwave source, including metal casing, power cavity and microwave production chamber are split into to metal casing's inner chamber, are provided with the magnetron power in the power cavity, and metal casing one side in power cavity sets up power input interface export, and the microwave is provided with magnetron and converter in producing the chamber, and the microwave source produces metal casing one side in chamber and sets up the export of coaxial cable interface. The magnetron power supply in the power supply cavity provides power for the magnetron in the microwave source generating cavity, and the magnetron generates microwaves, and the microwaves are connected with an external coaxial cable through a converter, so that the microwave energy required by the microwave therapeutic instrument can be stably output. The utility model relates to a be applied to microwave therapy appearance such as microwave therapy, microwave beauty's low cost, small, long-life, the magnetron microwave source of miniwatt, can reduce microwave therapy's expense, be favorable to the market application popularization of microwave therapy technique.
Description
Technical Field
The utility model belongs to microwave physiotherapy equipment field, concretely relates to low-cost little volume long-life miniwatt microwave source.
Background
Microwave therapy has been used internationally for many years and its efficacy has been determined by the world medical community. The microwave therapeutic instrument is a new-type medical instrument for curing various diseases by utilizing microwave. The device has the advantages of deep surface heating, convenient operation, accurate positioning, high safety, low manufacturing cost, compact instrument structure, wide adaptability and the like. By equipping with different accessory devices, a variety of diseases can be treated. The microwave physiotherapy instrument is a complex of high-tech technologies such as microwave technology, sensors, automatic control, computer software, hardware and the like, can be directly finished in outpatient clinics or at home of a hospital without anesthesia in the application process, has obvious curative effect on combined treatment of pressure sores of old people, and is well appreciated and favored by patients and families.
The low-power microwave source with power less than 300W is a core device of the microwave therapeutic instrument, the microwave source generating device commonly used at present is provided with a magnetron and a solid microwave source, the magnetron microwave source has the advantages of high efficiency and low cost, but the defects of large volume, short service life and high driving voltage; although the solid-state microwave source has low driving voltage (usually 30Vd or 50Vdc), small core device volume and long service life, the price of the solid-state microwave source is often tens of times of that of a magnetron microwave source, so that the wide application of the solid-state microwave source is limited.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a low-cost, small-size, long-life, low-power magnetron microwave source who is applied to microwave treatment instruments such as microwave therapy, microwave cosmetology, reduce the expense of microwave treatment, enlarge the market application of microwave treatment technique.
The technical scheme of the utility model as follows:
the utility model provides a low-cost small size long-life miniwatt microwave source, includes the metal casing, divide into power supply cavity and microwave in the metal casing and produce the chamber, is provided with the magnetron power in the power supply cavity, is provided with magnetron and converter in the microwave produces the chamber, and the metal casing outside in power supply cavity sets up power input interface export, and the metal casing outside in microwave source production chamber sets up coaxial cable interface export. The magnetron power supply in the power supply cavity provides power for the magnetron in the microwave source generating cavity, and the microwave generated by the magnetron is connected with the converter and the coaxial cable interface, so that the microwave energy required by the microwave therapeutic instrument can be stably output.
The microwave generating cavity is used for installing a magnetron and a converter, so that the outer wall of the magnetron is in close contact with the microwave generating cavity, and the heat generated by the magnetron can be quickly conducted to the metal shell.
Furthermore, the opening of the converter is connected with the microwave output end of the magnetron, the other end of the converter extends out of the metal shell to form a coaxial cable interface, and the coaxial cable can be connected with the microwave radiator and conducts microwave energy to the microwave radiator.
Optimally, the magnetron is selected to have the frequency and the power of 2.45GHz and 1KW respectively.
Optimally, high-heat-conductivity resin is further adopted for injection encapsulation in the microwave generating cavity and filled in a gap after the magnetron and the converter are installed, so that various structures installed in the microwave generating cavity can be stabilized, and internal heat can be rapidly transmitted to the surface of the metal shell.
The power supply cavity is used for installing a magnetron power supply, wherein the magnetron power supply can adopt a switching power supply and a power frequency power supply.
Furthermore, the input of an external power supply is connected with the power supply input interface, and a high-voltage wire of the output of the magnetron power supply is connected with a filament wire of a magnetron lamp; the magnetron power supply high-voltage ground wire is connected with the magnetron metal shell.
Optimally, high-heat-conductivity resin is further adopted for injection encapsulation in the power supply cavity, and the high-heat-conductivity resin is filled in a gap after the magnetron power supply is installed, so that internal heat can be rapidly transmitted to the surface of the metal shell.
Furthermore, the power input interface comprises a wiring terminal or a socket of an L (live wire), an N (zero wire) and a G (ground wire).
Optimally, the metal shell is used as a heat dissipation shell and is made of metal materials such as copper, aluminum alloy, stainless steel and the like,
furthermore, the outer surface of the metal shell can be provided with heat dissipation components such as metal heat dissipation fins, fans, water-cooling radiators and the like.
The utility model has the advantages that:
(1) the cost is low: the 2.45GHz 1kW magnetron is adopted as a microwave generating device, so that the cost is low and the supply amount is large.
(2) Small volume: a2.45 GHz 1kW magnetron tube core is selected, the magnetron tube core is closely connected with a metal shell of a microwave source, heat generated by the magnetron is directly conducted to the shell, and heat dissipation is rapid.
(3) Long service life: although the magnetron with the power of 1kW is selected, the actual working power is below 300W, and the structure has good heat dissipation, so the service life can be prolonged from the original full power service life of 5000 hours to more than 10000 hours, and the application of microwave medical treatment can be completely met.
The utility model has the characteristics of with solid-state microwave source generator is small, manufacturing cost matches with current magnetron microwave source, and the heat dissipation is fast, has extensive application prospect in microwave physiotherapy and medical instrument trade.
Drawings
FIG. 1 is the utility model provides a low-cost small-size low-power microwave source's schematic structure diagram
In the figure: 1 microwave source generating cavity, 2 power supply cavity, 3 magnetron, 4 converter, 5 coaxial cable interface, 6 power supply input interface, 7 metal shell, 8 magnetron power supply and 9 insulating heat conducting resin.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
In the present invention, the upper, lower, left, and right in the drawings are regarded as the upper, lower, left, and right of the exhaust gas treatment unit described in this specification.
The exemplary embodiments of the present invention will now be described with reference to the accompanying drawings, which, however, may be embodied in many different forms and are not limited to the embodiments described herein, which are provided for the purpose of thoroughly and completely disclosing the present invention and fully conveying the scope of the present invention to those skilled in the art. The terminology used in the exemplary embodiments presented in the accompanying drawings is not intended to be limiting of the invention. In the drawings, the same units/elements are denoted by the same reference numerals.
Unless otherwise defined, terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. Further, it will be understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and will not be interpreted in an idealized or overly formal sense.
As shown in figure 1, the microwave source with low cost, small volume, long service life and small power comprises a metal shell 7, wherein the metal shell 7 is internally divided into a power supply cavity 2 and a microwave generating cavity 1, a magnetron power supply 8 is arranged in the power supply cavity 2, a magnetron 3 and a converter 4 are arranged in the microwave generating cavity 1, the outer side of the metal shell 7 of the power supply cavity 2 is provided with an outlet of a power supply input interface 6, and the outer side of the metal shell 7 of the microwave generating cavity 1 is provided with an outlet of a coaxial cable interface 5. The magnetron power supply 8 in the power supply cavity 2 supplies power to the magnetron 3 in the microwave source generating cavity 1, and the magnetron 3 generates microwave to connect the converter 4 and the coaxial cable interface 5, so that the microwave energy required by the microwave therapeutic apparatus can be stably output.
The microwave generating cavity 1 is used for installing the magnetron 3 and the converter 4, so that the outer wall of the magnetron 3 is closely contacted with the microwave generating cavity 1, and the heat generated by the magnetron 3 can be quickly conducted to the metal shell 7. The opening of the converter 4 is connected with the microwave output end of the magnetron 3, and the other end extends out of the metal shell 7 to form a coaxial cable interface 5 which is connected with the microwave radiator through a coaxial cable and conducts microwave energy to the microwave radiator.
The magnetron is a 2.45GHz 1000W or 900W magnetron tube core with low selling price.
The coaxial cables include three coaxial cables with output microwave power levels of 2.45GHz, 300W, 200W and 100W.
High heat-conducting resin 9 is also adopted for injection encapsulation in the microwave generating cavity 1, and the high heat-conducting resin is filled in a gap after the magnetron 3 and the converter 4 are installed, so that various structures installed in the microwave generating cavity can be stabilized, and internal heat can be rapidly transmitted to the surface of the metal shell 7.
The power supply cavity 2 is used for installing a magnetron power supply 8, and the magnetron power supply 8 adopts a switching power supply. The input of an external power supply is connected with the power input interface 6, a high-voltage wire output by the magnetron power supply 8 is connected with a filament wire of the magnetron 3, and a high-voltage ground wire of the magnetron power supply 8 is connected with a metal shell of the magnetron 3. High heat-conducting resin 9 is also adopted for injection encapsulation in the power supply cavity 2, and the high heat-conducting resin is filled in a gap after the magnetron power supply 8 is installed, so that the internal heat can be rapidly transmitted to the surface of the metal shell.
The metal shell 7 is used as a heat dissipation shell and made of aluminum alloy metal materials, and metal heat dissipation fins and fan heat dissipation components are mounted on the outer surface of the metal shell.
Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.
Claims (7)
1. A low-cost small-size long-life low-power microwave source is characterized in that: including metal casing, metal casing's inner chamber is cut apart into power supply cavity and microwave and is produced the chamber, be provided with the magnetron power in the power supply cavity, metal casing one side in power supply cavity sets up power input interface export, be provided with magnetron and converter in the microwave production cavity, microwave produces metal casing one side in chamber and sets up the export of coaxial cable interface, in the power supply cavity the magnetron power does in the microwave production cavity the magnetron provides the power, the magnetron produces the microwave and passes through outside coaxial cable is connected to the converter can the required microwave energy of stable output microwave therapeutic instrument.
2. A low cost, small volume, long life, low power microwave source as claimed in claim 1, wherein: the outer wall of the magnetron is in intimate contact with the microwave generating cavity.
3. A low cost, small volume, long life, low power microwave source as claimed in claim 1, wherein: the input end of the converter is connected with the microwave output end of the magnetron, and the other end of the converter extends out of the metal shell to form the coaxial cable interface.
4. A low cost, small volume, long life, low power microwave source as claimed in claim 1, wherein: and high-heat-conductivity resin is also injected into the microwave generating cavity for encapsulation.
5. A low cost, small volume, long life, low power microwave source as claimed in claim 1, wherein: an external power supply is connected with the power supply input interface, a high-voltage wire output by the magnetron power supply is connected with a filament wire of the magnetron, and a high-voltage ground wire of the magnetron power supply is connected with a metal shell of the magnetron.
6. A low cost, small volume, long life, low power microwave source as claimed in claim 1, wherein: and high-thermal-conductivity resin is also injected into the power supply cavity for encapsulation.
7. A low cost, small volume, long life, low power microwave source as claimed in claim 1, wherein: and the outer surface of the metal shell is also provided with a metal radiating fin, a fan and a water-cooling radiator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022637978.2U CN213910501U (en) | 2020-11-16 | 2020-11-16 | Low-cost small-size long-life low-power microwave source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022637978.2U CN213910501U (en) | 2020-11-16 | 2020-11-16 | Low-cost small-size long-life low-power microwave source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213910501U true CN213910501U (en) | 2021-08-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022637978.2U Active CN213910501U (en) | 2020-11-16 | 2020-11-16 | Low-cost small-size long-life low-power microwave source |
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| Country | Link |
|---|---|
| CN (1) | CN213910501U (en) |
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- 2020-11-16 CN CN202022637978.2U patent/CN213910501U/en active Active
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