CN212459837U - Output power detection device of medical short wave therapeutic instrument - Google Patents
Output power detection device of medical short wave therapeutic instrument Download PDFInfo
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- CN212459837U CN212459837U CN202021209027.9U CN202021209027U CN212459837U CN 212459837 U CN212459837 U CN 212459837U CN 202021209027 U CN202021209027 U CN 202021209027U CN 212459837 U CN212459837 U CN 212459837U
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Abstract
The utility model discloses a medical shortwave therapeutic instrument output power detection device, include: the light energy conversion component is electrically connected with the electrode plate to convert the output power of the short wave therapeutic apparatus into light energy; and the illuminance detection assembly is used for measuring the illuminance of the light energy conversion assembly, and the output power of the short wave therapeutic apparatus is measured and calibrated according to the illuminance of the light energy conversion assembly detected by the illuminance detection assembly and the preset corresponding relation between the illuminance value and the output power. Use the utility model provides a medical shortwave therapeutic instrument output detection device converts shortwave therapeutic instrument's output into light energy through light energy conversion subassembly and electrode slice connection, measures the illuminance of light energy conversion subassembly through illuminance determine module, and the output of shortwave therapeutic instrument is markd according to the predetermined corresponding relation of illuminance, illuminance value and output that detect. The device can not interfere the resonance circuit of the short wave therapeutic apparatus, and has small error and accurate detection result.
Description
Technical Field
The utility model relates to an output testing arrangement technical field, more specifically say, relate to a medical shortwave therapeutic instrument output detection device.
Background
The frequency of the output signal of the medical short wave therapeutic apparatus is 27.12MHz, the power is 200W, the wavelength is 7.06 meters, and generally, in order to detect the power of the output signal of the short wave therapeutic apparatus, the following three methods are generally adopted:
1. the output end of the short wave therapeutic apparatus is connected with a resistor R in parallel, a high-frequency ammeter is connected in series with an output signal line to test a current value I on the signal line, and the output power of the short wave therapeutic apparatus can be calculated according to the power W (I2R); however, the disadvantages of this method are: the ammeter is connected in series in the signal line, can influence short wave therapeutic instrument resonant circuit's distributed capacitance, and then influences the frequency and the power size of output signal, leads to the test result error big.
2. Connecting a resistor R in parallel at the output end of the short wave therapeutic apparatus, testing a current value I on a signal wire by using an oscilloscope and a high-frequency current transformer L, and obtaining an output power value of the short wave therapeutic apparatus according to the power W (I2R); however, the disadvantages of this method are: the frequency range which can be tested by the oscilloscope and the high-frequency current transformer does not exceed 60MHz, the fundamental wave frequency of the short-wave therapeutic apparatus is 27.12MHz, the signal output is expanded according to the Fourier series, the fundamental wave frequency is 27.12MHz, and the frequency generated by the frequency doubling signal is integral multiple of the fundamental wave frequency, so the current transformer can not test the component of the frequency doubling signal frequency, and the error of the test result is larger;
3. connecting a resistor R in parallel at the output end of the short-wave therapeutic apparatus, reading a voltage value U at two ends of the resistor R by using an oscilloscope, and obtaining the output power of the short-wave therapeutic apparatus according to the power W which is U2/R; however, the disadvantages of this method are: when the oscilloscope is connected to two ends of the resistor R, the oscilloscope probe has distributed capacitance, which can affect the distributed capacitance of the short wave therapeutic apparatus resonance, thereby having a lot of influences on the output frequency and power of signals, and causing great test errors;
when a high-frequency ammeter or an oscilloscope is used for detection, the resonance capacitance on an output signal line can be influenced by the capacitance of the instrument, and the resonance of the short-wave therapeutic apparatus is influenced, so that the frequency or the power of an output signal is changed; the current transformer is used for testing the current value on the output signal line, the frequency range which can be tested by the current transformer is not more than 60MHz, and the measurement range is limited.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a medical shortwave treatment instrument output power detection device to solve current high frequency ampere meter or oscilloscope and examine time measuring, the problem that the electric capacity of instrument itself influences shortwave treatment instrument output signal power.
In order to achieve the first object, the present invention provides the following technical solutions:
a kind of medical short wave therapeutic instrument output power checkout gear, including:
the light energy conversion component is electrically connected with the electrode plate to convert the output power of the short wave therapeutic apparatus into light energy;
and the illuminance detection assembly is used for measuring the illuminance of the light energy conversion assembly, and the output power of the short wave therapeutic apparatus is measured and calibrated according to the illuminance of the light energy conversion assembly detected by the illuminance detection assembly and the preset corresponding relation between the illuminance value and the input power.
Preferably, the energy calibration device further comprises an energy calibration component electrically connected with the light energy conversion component, wherein the energy calibration component comprises:
the power measuring device comprises a voltage regulator with an input end connected with a mains supply, wherein the output end of the voltage regulator is connected with a power measuring unit, and the voltage regulator is used for regulating output voltage and obtaining a plurality of preset power values according to detection of the power measuring unit;
and the illuminance detection assembly obtains illuminance values which correspond to the preset power values one by one according to the illuminance of the light energy conversion assembly so as to obtain a preset corresponding relation between the illuminance values and the input power.
Preferably, the light energy conversion assembly comprises:
a mounting plate for mounting the electrode sheet mounting unit and the light emitting unit, respectively;
the electrode plate mounting unit is used for mounting an electrode plate of the short-wave therapeutic apparatus;
and the light-emitting unit is connected with the electrode plate mounting unit and used for converting the output power of the short-wave therapeutic apparatus into light energy.
Preferably, the electrode pad mounting unit includes:
the first electrode plate inserting mechanism and the second electrode plate inserting mechanism are oppositely arranged on two sides of the light-emitting unit and respectively comprise an electrode plate inserting slot for installing an electrode plate and an induction aluminum plate for inducing the electrode plate and connected with the light-emitting unit.
Preferably, the illuminance detection assembly is a spectral illuminometer.
Preferably, the power measuring unit is an electricity measuring instrument.
Preferably, the energy calibration assembly and the light energy conversion assembly are detachably and fixedly connected through a plug and a socket.
Preferably, the method further comprises the following steps:
and the machine case is used for covering the light energy conversion assembly and the illuminance detection assembly, and two opposite side walls of the machine case are respectively provided with a heat dissipation assembly.
Preferably, the heat dissipation assembly is a fan.
Preferably, the cabinet is a cuboid bakelite cabinet which is light-tight and has a black inner wall.
The utility model provides a medical shortwave therapeutic instrument output power detection device, include: the light energy conversion component is electrically connected with the electrode plate to convert the output power of the short wave therapeutic apparatus into light energy; and the illuminance detection assembly is used for measuring the illuminance of the light energy conversion assembly, and the output power of the short wave therapeutic apparatus is measured and calibrated according to the illuminance of the light energy conversion assembly detected by the illuminance detection assembly and the preset corresponding relation between the illuminance value and the output power.
Use the utility model provides a medical shortwave therapeutic instrument output detection device converts shortwave therapeutic instrument's output into light energy through light energy conversion subassembly and electrode slice connection, measures the illuminance of light energy conversion subassembly through illuminance determine module, and the output of shortwave therapeutic instrument is markd according to the predetermined corresponding relation of illuminance, illuminance value and output that detect. The device can not interfere the resonance circuit of the short wave therapeutic apparatus, and has small error and accurate detection result.
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, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is the structure schematic diagram of the medical short wave therapeutic apparatus output power detection device provided by the embodiment of the utility model.
The drawings are numbered as follows:
Detailed Description
The embodiment of the utility model discloses medical shortwave therapeutic instrument output power detection device to solve current high frequency ampere meter or oscilloscope and examine time measuring, the problem that electric capacity of instrument itself influences shortwave therapeutic instrument output signal power.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, fig. 1 is a schematic structural diagram of an output power detection device of a medical short wave therapeutic apparatus according to an embodiment of the present invention.
In a specific embodiment, the utility model provides a medical short wave therapy appearance output detection device, including light energy conversion subassembly and illuminance determine module, the positive pole and the negative pole of light energy conversion subassembly and short wave therapy appearance's electrode slice are connected respectively, preferably connect through the wire. Meanwhile, the light energy conversion assembly comprises a light emitting unit so as to convert the output power of the short wave therapeutic apparatus into the light energy of the light emitting unit, thereby facilitating the measurement of the output power. The light emitting unit may be provided as a bulb 3 or an LED lamp, etc. Electrode plate mounting slots 7 matched with the electrode plates are respectively arranged at two ends of the light-emitting unit so as to fix the electrode plates, and the electrode plate mounting slots 7 are electrically connected with the light-emitting unit.
Specifically, the illuminance detection module measures the illuminance of the light emitting unit, and the illuminance detection module may be configured as the spectral illuminometer 4, such as the OHSP350 type spectral illuminometer 4. The preset correspondence between the illuminance value and the input power is a correspondence calibrated in advance according to the input power of the light-emitting unit and the illuminance of the light-emitting unit in the same detection environment, and in one embodiment, as shown in table 1, table 1 is a comparison table of the illuminance value and the input power.
TABLE 1
In one embodiment, the calibration can be performed by setting a preset corresponding relationship between the contrast value and the input power of the energy calibration component, the energy calibration component is electrically connected with the light emitting unit of the optical energy conversion component, the energy calibration component comprises a voltage regulator 9 and a power measurement unit, one end of the voltage regulator 9 is connected with a power supply, preferably, the voltage regulator is connected with 220V mains supply, the other end of the voltage regulator 9 is connected with the power measurement unit, and the voltage regulator 9 regulates the voltage and the power measurement unit measures and displays the output power of the voltage regulator 9, so as to facilitate the calibration. The power measuring unit can be set as an intelligent electricity quantity measuring instrument 11, preferably a KC9901 type, and the voltage regulator 9 is a single-phase voltage regulator 9 with 5000W. In other embodiments, the specific form of the power measuring unit and the voltage regulator 9 may be set by itself, which is all within the protection scope of the present invention.
When the power-saving device is used, the output voltage of the voltage regulator 9 is slowly increased, the power value is recorded through the power measuring unit when the output voltage value of the voltage regulator 9 is adjusted every time, the illumination value under the current power is recorded through the illumination detection assembly, and the preset corresponding relation between the illumination value and the input power is obtained. When the output power of the short wave therapeutic apparatus is detected, the output power of the short wave therapeutic apparatus is obtained according to the illuminance value detected by the illuminance detection assembly and by combining the preset corresponding relation between the illuminance value and the input power.
Further, the light energy conversion assembly includes:
a mounting plate 5 for mounting the electrode sheet mounting unit and the light emitting unit, respectively;
an electrode plate mounting unit for mounting an electrode plate of the short wave therapeutic apparatus;
and the light-emitting unit is connected with the electrode plate mounting unit and used for converting the output power of the short-wave therapeutic apparatus into light energy.
The mounting plate 5 is preferably a rectangular plate, the electrode pad mounting units are provided at both ends of the rectangular plate in the length direction, and the light emitting unit may be provided as an incandescent lamp, such as a 220V/200W incandescent lamp. It can be understood that the incandescent lamp when the energy calibration component is calibrated and the incandescent lamp when the output power of the electrode plate is measured should be the same model so as to ensure that the illumination value is within a reasonable error range. In one embodiment, the light emitting unit is disposed at the center of the mounting plate 5, the electrode sheet mounting units are disposed at both sides of the light emitting unit, the light emitting unit includes an incandescent lamp and a lamp holder 2, the lamp holder 2 is fixedly disposed on the mounting plate 5, and the lamp holder 2 is a screw ceramic lamp holder 2 of E27.
Preferably, the electrode plate mounting unit comprises a first electrode plate inserting mechanism and a second electrode plate inserting mechanism which are oppositely arranged at two sides of the light-emitting unit, and the first electrode plate inserting mechanism and the second electrode plate inserting mechanism respectively comprise an electrode plate inserting slot 7 for mounting the electrode plate and an induction aluminum plate 6 which is used for inducing the electrode plate and is connected with the light-emitting unit. The first electrode plate inserting mechanism and the second electrode plate inserting mechanism are identical in structure, the first electrode plate inserting mechanism comprises a first electrode plate inserting groove 7 and a first induction aluminum plate 6, and the second electrode plate inserting mechanism comprises a second electrode plate inserting groove 7 and a second induction aluminum plate 6. The induction aluminium plate 6 is preferably provided as an aluminium plate of 125mm 200mm and a thickness of 1.2 mm.
Further, the energy calibration component and the light energy conversion component are fixedly connected through the plug 10 in a socket detachable mode. The power measuring unit is connected with the voltage regulator 9 in series, the output end of the power measuring unit is connected with the plug 10, the output end of the light-emitting unit of the light energy conversion assembly is connected with the socket, the connection between the energy calibration assembly and the light-emitting unit is realized through the plug 10 and the socket, and the energy calibration assembly and the light energy conversion assembly can be conveniently separated after calibration is completed.
On the basis of the above embodiments, the apparatus further includes:
and the machine case 8 is used for covering the light energy conversion assembly and the illuminance detection assembly, and two opposite side walls of the machine case 8 are respectively provided with a heat dissipation assembly. It will be appreciated that the above described devices are all mounted within a cabinet 8, the cabinet 8 being a bakelite cabinet 8 and being a cuboid bakelite cabinet 8 which is opaque and has black interior walls, in this particular embodiment the cabinet 8 is a bakelite cabinet 8 of thickness 5mm, 500mm x 400 mm. Preferably, two opposite side walls of the chassis 8 are respectively provided with a heat dissipation assembly, for example, two side walls in the width direction of the chassis 8 are provided with one heat dissipation assembly at the bottom and the other heat dissipation assembly at the top, so that the air flows through the chassis 8, and the heat dissipation effect is improved. The heat dissipation assembly may be configured as a heat dissipation window, or in an embodiment, the heat dissipation assembly is a fan 1, a plug 10 for supplying power to the fan 1 is disposed on an outer side of the chassis 8, and the fan 1 may be fixed to a sidewall of the chassis 8 by a screw.
The device calibrates the corresponding relation between the power and the illumination value of the voltage regulator 9 in advance, and then converts the output signal power of the short wave therapeutic apparatus into the illumination value, so that the output power of the short wave therapeutic apparatus can be read visually, the problem that the output power of the short wave therapeutic apparatus is interfered with a resonant circuit when an oscilloscope, a high-frequency ammeter and a current transformer are connected in a circuit is solved, and the accuracy of a test result is ensured.
Use the utility model provides a medical shortwave therapeutic instrument output detection device converts shortwave therapeutic instrument's output into light energy through light energy conversion subassembly and electrode slice connection, measures the illuminance of light energy conversion subassembly through illuminance determine module, and the output of shortwave therapeutic instrument is markd according to the predetermined corresponding relation of illuminance, illuminance value and output that detect. The device can not interfere the resonance circuit of the short wave therapeutic apparatus, and has small error and accurate detection result.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides a medical shortwave therapeutic instrument output power detection device which characterized in that includes:
the light energy conversion component is electrically connected with the electrode plate to convert the output power of the short wave therapeutic apparatus into light energy;
and the illuminance detection assembly is used for measuring the illuminance of the light energy conversion assembly, and the output power of the short wave therapeutic apparatus is measured and calibrated according to the illuminance of the light energy conversion assembly detected by the illuminance detection assembly and the preset corresponding relation between the illuminance value and the input power.
2. The medical short wave therapeutic instrument output power detection device of claim 1, further comprising an energy calibration component electrically connected with the light energy conversion component, wherein the energy calibration component comprises:
the power measuring device comprises a voltage regulator with an input end connected with a mains supply, wherein the output end of the voltage regulator is connected with a power measuring unit, and the voltage regulator is used for regulating output voltage and obtaining a plurality of preset power values according to detection of the power measuring unit;
and the illuminance detection assembly obtains illuminance values which correspond to the preset power values one by one according to the illuminance of the light energy conversion assembly so as to obtain a preset corresponding relation between the illuminance values and the input power.
3. The medical short wave therapeutic instrument output power detection device of claim 1, wherein the light energy conversion assembly comprises:
a mounting plate for mounting the electrode sheet mounting unit and the light emitting unit, respectively;
the electrode plate mounting unit is used for mounting an electrode plate of the short-wave therapeutic apparatus;
and the light-emitting unit is connected with the electrode plate mounting unit and used for converting the output power of the short-wave therapeutic apparatus into light energy.
4. The medical short wave therapeutic instrument output power detection device of claim 3, wherein the electrode plate mounting unit comprises:
the first electrode plate inserting mechanism and the second electrode plate inserting mechanism are oppositely arranged on two sides of the light-emitting unit and respectively comprise an electrode plate inserting slot for installing an electrode plate and an induction aluminum plate for inducing the electrode plate and connected with the light-emitting unit.
5. The medical short wave treatment instrument output power detection device of claim 1, wherein the illuminance detection component is a spectral illuminometer.
6. The medical short wave therapeutic apparatus output power detection device of claim 2, wherein the power measurement unit is an electricity meter.
7. The medical short wave therapeutic apparatus output power detection device of claim 2, wherein the energy calibration assembly and the light energy conversion assembly are detachably and fixedly connected through a plug and a socket.
8. The medical short wave therapeutic instrument output power detection device of any one of claims 1-7, further comprising:
and the machine case is used for covering the light energy conversion assembly and the illuminance detection assembly, and two opposite side walls of the machine case are respectively provided with a heat dissipation assembly.
9. The medical short wave therapeutic apparatus output power detection device of claim 8, wherein the heat dissipation component is a fan.
10. The apparatus of claim 8, wherein the housing is a rectangular parallelepiped housing with opaque and black walls.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021209027.9U CN212459837U (en) | 2020-06-24 | 2020-06-24 | Output power detection device of medical short wave therapeutic instrument |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021209027.9U CN212459837U (en) | 2020-06-24 | 2020-06-24 | Output power detection device of medical short wave therapeutic instrument |
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| CN212459837U true CN212459837U (en) | 2021-02-02 |
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| CN202021209027.9U Active CN212459837U (en) | 2020-06-24 | 2020-06-24 | Output power detection device of medical short wave therapeutic instrument |
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