CN211860066U - Shock wave discharge device - Google Patents
Shock wave discharge device Download PDFInfo
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- CN211860066U CN211860066U CN202020226779.XU CN202020226779U CN211860066U CN 211860066 U CN211860066 U CN 211860066U CN 202020226779 U CN202020226779 U CN 202020226779U CN 211860066 U CN211860066 U CN 211860066U
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Abstract
This application shock wave discharge device includes high voltage charging source, high voltage switch, shock wave generator, high voltage switch connect in between high voltage charging source and the shock wave generator for shock wave discharge control, high voltage switch is power semiconductor switch module. This application shock wave discharge device adopts power semiconductor switch module as high voltage switch, does not have spark interference, and the noise is low, and it is few to generate heat, and is efficient, establishes ties multiunit power semiconductor switch module as required and realizes wideer discharge voltage, also can connect multiunit power semiconductor switch module in parallel as required and realize that discharge current is adjustable, and discharge speed is faster, more thorough, and discharge life is long, has improved shock wave discharge device complete machine life-span.
Description
[ technical field ] A method for producing a semiconductor device
The application relates to the field of medical instruments, in particular to a shock wave discharge device which can be applied to shock wave external stone crushers, shock wave orthopedic treatment machines, shock wave pain treatment machines, shock wave physical therapy machines and the like.
[ background of the invention ]
In the medical field, the application of shock wave discharging devices is common, such as external shock wave lithotripter, shock wave orthopedic therapeutic apparatus, shock wave physiotherapy apparatus, shock wave pain therapeutic apparatus, etc., for example, the external shock wave lithotripter uses shock waves to generate compressive stress and tensile stress on the calculus, so that the calculus is gradually stripped and broken from the surface, and then the calculus is discharged out of the body along with urine through the lumen of the urinary system, and the shock wave source is the core technology of the shock wave lithotripter, which determines the calculus breaking effect and the biological reaction of the tissue. The generation of shock waves is realized by high-voltage electricity, large current and instantaneous direct current discharge, and currently, shock wave discharge technologies such as electromagnetic shock waves and liquid-electric spark type shock waves are generally adopted.
As shown in fig. 1, the electromagnetic shock wave generating source mainly includes three parts: a high voltage generator (high voltage charging power supply) 601, a high voltage switch 602, and a discharger (discharging coil) 603. The high-voltage switch is connected between a high-voltage generator and a discharger and used for controlling shock wave discharge, and usually adopts a ZD high-voltage switch (a vacuum discharge tube or a trigger ball and the like). During discharging, strong electric sparks are generated, the electric sparks are similar to electric welding sparks and are dazzling, discharging sounds are also large, sparks and electromagnetic interference are serious, the discharging service life is short (50 ten thousand times at most), the shock wave discharging device is a consumable, and the use cost of the shock wave discharging device is high. The device can generate strong interference to shock wave products such as external shock wave lithotripter, shock wave orthopedic therapy machine, shock wave physiotherapy machine, shock wave foot sole therapy machine, shock wave pain therapy machine and the like, and the use effect is very unsatisfactory.
Therefore, it is desirable to provide a shock wave discharge device that has no spark interference, low noise, high efficiency, low electromagnetic interference, low cost, and long service life.
[ summary of the invention ]
The purpose of the present application is to provide a shock wave discharge device which has no spark interference, low noise and low electromagnetic interference.
In order to realize the purpose of the application, the following technical scheme is provided:
the application provides a shock wave discharge device, it includes high voltage charging source, high voltage switch, shock wave generator, high voltage switch connect in between high voltage charging source and the shock wave generator for the shock wave discharge control, high voltage switch is power semiconductor switch module.
In some embodiments, the high voltage switch is any one of a thyristor module, an IGBT module, a field effect module, a silicon carbide module, and a GTR module.
In some embodiments, the high voltage switch is a thyristor module, which may be a unidirectional thyristor or a bidirectional thyristor.
In some embodiments, the high voltage switch is in series or parallel with the shock wave generator.
In some embodiments, the shock wave discharging device further includes a trigger signal coupling unit, one end of the trigger signal coupling unit is connected to the high voltage charging power supply, and the other end of the trigger signal coupling unit is coupled to the high voltage switch.
In some embodiments, the trigger signal coupling unit is an isolation driving device, and any one of a trigger transformer, an optical fiber isolation driver, and an optical coupler driver is adopted.
The shock wave generator is not limited to one, and according to actual needs, in some embodiments, the high-voltage switch comprises two or more power semiconductor switch modules.
The two or more power semiconductor switch modules can be connected in various ways, and according to actual needs, in some embodiments, the two or more power semiconductor switch modules are connected between the high-voltage charging power supply and the shock wave generator in a series manner; in other embodiments, the two or more power semiconductor switch modules are connected between the high-voltage charging power supply and the shock wave generator in a parallel mode; in still other embodiments, the two or more power semiconductor switching modules are connected in series and parallel combinations between the high voltage charging power supply and a shock wave generator.
In some embodiments, the shockwave discharge device further includes a trigger signal coupling unit, one end of the trigger signal coupling unit is connected to the high-voltage charging power supply, the other end of the trigger signal coupling unit is connected to the high-voltage switch in a coupling manner, and the number of the trigger signal coupling units corresponds to the number of the power semiconductor switch modules and is coupled in a one-to-one correspondence manner. In some embodiments, the trigger signal coupling unit is an isolation driving device, and any one of a trigger transformer, an optical fiber isolation driver, and an optical coupler driver is adopted.
Compared with the prior art, the method has the following advantages:
this application shock wave discharge device adopts power semiconductor switch module as high voltage switch, does not have spark interference, and the noise is low, and it is few to generate heat, and is efficient, establishes ties multiunit power semiconductor switch module as required and realizes wideer discharge voltage, also can connect multiunit power semiconductor switch module in parallel as required and realize that discharge current is adjustable, and discharge speed is faster, more thorough, and discharge life is long, has improved shock wave discharge device complete machine life-span.
[ description of the drawings ]
FIG. 1 is a schematic view of a prior art shock wave discharge device;
FIG. 2 is a schematic view of an embodiment of a shockwave discharge device according to the present application;
FIG. 3 is a schematic view of a second embodiment of a shockwave discharge device according to the present application;
FIG. 4 is a schematic view of a third embodiment of a shockwave discharge device according to the present application;
FIG. 5 is a fourth schematic view of an embodiment of a shockwave discharge device according to the present application;
FIG. 6 is a schematic view of a fifth embodiment of a shockwave discharge device according to the present application;
FIG. 7 is a sixth schematic view of an embodiment of a shockwave discharge device according to the present application;
FIG. 8 is a schematic diagram of a shockwave discharge device according to an embodiment of the present disclosure.
[ detailed description ] embodiments
Referring to fig. 2, a first embodiment of a shock wave discharging device of the present application includes a high voltage charging power supply 101, a high voltage switch 201, and a shock wave generator 301, where the high voltage switch is connected between the high voltage charging power supply 101 and the shock wave generator 301 for controlling the shock wave discharging, and the high voltage switch 201 is a power semiconductor switch module. In this embodiment, the high-voltage switch 201 is a thyristor module, and in this embodiment, a unidirectional thyristor is specifically used, and in fact, the high-voltage switch may also be any one of an IGBT module, a field effect module, a silicon carbide module, and a GTR module.
In this embodiment, the high-voltage switch 201 and the impulse wave generator 301 are connected in series and then connected in parallel with the capacitor C501. The high-voltage charging power supply 101 is coupled to the high-voltage switch through a trigger signal coupling unit 401. The trigger signal coupling unit 401 and the coupling end of the high-voltage switch are further respectively connected with a diode in series and in parallel.
In this embodiment, the trigger signal coupling unit is an isolation driving device, and any one of a trigger transformer, an optical fiber isolation driver, and an optical coupler driver is adopted.
Referring to fig. 3, a difference between the second embodiment and the first embodiment is that the impulse wave generator 302 is connected in series with the capacitor C502, then connected in parallel with the high voltage switch 202, and then connected to the high voltage charging power source 102, and a trigger signal coupling unit 402 is disposed between the high voltage charging power source 102 and the high voltage switch 202.
Referring to fig. 4 and 5, a triac is used in the third embodiment and the fourth embodiment, the high voltage switch 203 and the impulse generator 303 are connected in series and then connected in parallel with the capacitor C503, and then connected to the high voltage charging power supply 103, and a trigger signal coupling unit 403 is disposed between the high voltage charging power supply 103 and the high voltage switch 203. Similar to the embodiment, the unidirectional thyristor is replaced by the bidirectional thyristor. In the fourth embodiment, the impulse wave generator 304 is connected in series with the capacitor C504, and then connected in parallel with the high-voltage switch 204, and then connected to the high-voltage charging power supply 104, and a trigger signal coupling unit 404 is disposed between the high-voltage charging power supply 104 and the high-voltage switch 204. Similar to the second embodiment, the unidirectional thyristor is replaced by the bidirectional thyristor.
The power semiconductor switch module is not limited to one, and according to actual needs, in some embodiments, the high-voltage switch includes two or more power semiconductor switch modules.
The two or more power semiconductor switch modules can be connected in various ways, and according to actual needs, in some embodiments, the two or more power semiconductor switch modules are connected between the high-voltage charging power supply and the shock wave generator in a series manner; in other embodiments, the two or more power semiconductor switch modules are connected between the high-voltage charging power supply and the shock wave generator in a parallel mode; in still other embodiments, the two or more power semiconductor switching modules are connected in series and parallel combinations between the high voltage charging power supply and a shock wave generator.
Referring to fig. 6, in the fifth embodiment, two or more power semiconductor switch modules 205 are connected in series between the high voltage charging power supply 105 and the surge generator 305, the power semiconductor switch modules are connected in series with the surge generator and then connected in parallel with the capacitor C505, and then connected to the high voltage charging power supply 105, and a trigger signal coupling unit 405 is disposed between the high voltage charging power supply 105 and the high voltage switch 205. The number of the trigger signal coupling units 405 corresponds to the number of the power semiconductor switch modules 205 and is coupled in a one-to-one correspondence manner (the connection relationship is simplified by dotted lines in the figure, and the same applies to other figures).
Referring to fig. 7, in the sixth embodiment, two or more power semiconductor switch modules 206 are connected in parallel between the high-voltage charging power supply 106 and the surge generator 306, the power semiconductor switch modules 206 connected in parallel are connected in series with the surge generator 306, then connected in series with the capacitor C506, and then connected to the high-voltage charging power supply 106, and a trigger signal coupling unit 406 is disposed between the high-voltage charging power supply 106 and the high-voltage switch 206.
Referring to fig. 8, in the seventh embodiment, a plurality of power semiconductor switch modules are connected in series 207 and connected in parallel to be connected between the high-voltage charging power supply 107 and the surge generator 307, the power semiconductor switch modules 207 connected in series and connected in parallel are connected in series with the surge generator 307, then the capacitor C507 is connected in series, then the high-voltage charging power supply 107 is connected, and a trigger signal coupling unit 407 is arranged between the high-voltage charging power supply 107 and the high-voltage switch 207.
This application shock wave discharge device adopts power semiconductor switch module as high voltage switch, does not have spark interference, and the noise is low, and it is few to generate heat, and is efficient, establishes ties multiunit power semiconductor switch module as required and realizes wideer discharge voltage, also can connect multiunit power semiconductor switch module in parallel as required and realize that discharge current is adjustable, and discharge speed is faster, more thorough, and discharge life is long, has improved shock wave discharge device complete machine life-span.
The above description is only a preferred embodiment of the present application, and the protection scope of the present application is not limited thereto, and any equivalent changes based on the technical solutions of the present application are included in the protection scope of the present application.
Claims (9)
1. The utility model provides a shock wave discharge device, its characterized in that, it includes high voltage charging power supply, high voltage switch, shock wave generator, high voltage switch connect in between high voltage charging power supply and the shock wave generator for shock wave discharge control, high voltage charging power supply's output with high voltage switch connects, high voltage switch with shock wave generator establishes ties or connects in parallel, high voltage switch is power semiconductor switch module.
2. The shock wave discharge device of claim 1, wherein the high voltage switch is any one of a thyristor module, an IGBT module, a field effect module, a silicon carbide module, and a GTR module.
3. The shock wave discharge device of claim 2, wherein said high voltage switch is a thyristor module, said thyristor module being a one-way thyristor or a two-way thyristor.
4. The shock wave discharge device according to any one of claims 1 to 3, further comprising a trigger signal coupling unit, one end of which is connected to the high voltage charging power supply and the other end of which is coupled to the high voltage switch.
5. The shock wave discharge device according to claim 4, wherein the trigger signal coupling unit is an isolation driving device, and any one of a trigger transformer, an optical fiber isolation driver and an optical coupler driver is adopted.
6. A shock wave discharge device according to any of claims 1 to 3 comprising more than two of said power semiconductor switch modules.
7. The shock wave discharge device of claim 6 wherein the two or more power semiconductor switching modules are connected in series or in parallel or in a combination of series and parallel between the high voltage charging source and the shock wave generator.
8. The shock wave discharge device according to claim 7, further comprising trigger signal coupling units, one end of which is connected to the high voltage charging power supply and the other end of which is connected to the power semiconductor switch modules, wherein the number of the trigger signal coupling units corresponds to the number of the power semiconductor switch modules and the trigger signal coupling units are coupled in a one-to-one correspondence.
9. The shock wave discharge device according to claim 8, wherein the trigger signal coupling unit is an isolation driving device, and any one of a trigger transformer, an optical fiber isolation driver, and an optical coupler driver is adopted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020226779.XU CN211860066U (en) | 2020-02-28 | 2020-02-28 | Shock wave discharge device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020226779.XU CN211860066U (en) | 2020-02-28 | 2020-02-28 | Shock wave discharge device |
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| CN211860066U true CN211860066U (en) | 2020-11-03 |
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| CN202020226779.XU Active CN211860066U (en) | 2020-02-28 | 2020-02-28 | Shock wave discharge device |
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