CN220527708U - Wide power supply X-ray machine capacitor energy storage circuit and equipment - Google Patents
Wide power supply X-ray machine capacitor energy storage circuit and equipment Download PDFInfo
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- CN220527708U CN220527708U CN202321883123.5U CN202321883123U CN220527708U CN 220527708 U CN220527708 U CN 220527708U CN 202321883123 U CN202321883123 U CN 202321883123U CN 220527708 U CN220527708 U CN 220527708U
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Abstract
The application provides a wide power X ray machine electric capacity energy storage circuit and equipment, specifically includes: a power switching assembly and a rectifying and filtering assembly; the power supply switching assembly is connected with the rectifying and filtering assembly, and the power of the power supply switching assembly is transmitted to the rectifying and filtering assembly. The technical problems of high cost and low stability of the prior art scheme are solved, and the technical effect of adapting different input power supplies to different machine types is achieved.
Description
Technical Field
The application relates to the field of wide power supplies, in particular to a capacitor energy storage circuit and device of a wide power supply X-ray machine.
Background
The main current of each country is 110V or 220V, and the high-frequency high-voltage generator of the X-ray machine basically adopts a single power supply technical scheme, namely, the types of the high-frequency high-voltage generator of the X-ray machine are divided into 110V power supply types and 220V power supply types.
At present, in order to adapt different input power sources to different machine types, two existing solutions exist: one is to start from the input end, an external high-power transformer is used for converting the voltage of a single power supply at the input end into the voltage suitable for the corresponding model and then supplying power to the equipment, and the scheme has the defects that: the cost is high; the other is to start from the equipment end, and a PFC synchronous rectification scheme is adopted, and has the defects that: high cost and low stability.
Disclosure of Invention
In view of the above, the present application has been made to provide a solution to overcome or at least partially solve the above problems:
a wide power source X-ray machine capacitive energy storage circuit comprising: input filter subassembly, power management subassembly, control module, contravariant subassembly and output subassembly still include: the power supply switching assembly and the rectifying, filtering and energy storage assembly; the input filter assembly is connected with an input voltage and the power management assembly, the input voltage is transmitted to the input filter assembly, and the current of the input filter assembly is transmitted to the power management assembly; the power supply switching assembly is connected with the power supply management assembly and the rectifying, filtering and energy storing assembly, the current of the power supply management assembly is transmitted to the power supply switching assembly, the signal of the power supply switching assembly is fed back to the power supply management assembly, and the current of the power supply switching assembly is transmitted to the rectifying, filtering and energy storing assembly; the inversion assembly is connected with the rectifying, filtering and energy storage assembly and the output assembly, the current of the rectifying, filtering and energy storage assembly is transmitted to the inversion assembly, and the current of the inversion assembly is transmitted to the output assembly; the control assembly is connected with the power management assembly, the inversion assembly and the output assembly, signals of the control assembly are transmitted to the power management assembly, signals of the power management assembly are fed back to the control assembly, signals of the control assembly are transmitted to the inversion assembly, and signals of the output assembly are transmitted to the control assembly.
Further, the power switching assembly includes: relay K1, relay K2, transformer T1; the first input end of the relay K1 is connected with the first output end of the power management component; a second input end of the relay K1 is connected with a second output end of the power management component; the first output end of the relay K1 is connected with the input end of the relay K2; the first output end of the relay K2 is connected with the first input end of the transformer T1; the second output end of the relay K2 is connected with the second input end of the transformer T1; the second output end of the relay K1 is connected with the third input end of the transformer T1.
Further, the rectifying and filtering energy storage assembly comprises: a rectifier bridge D1, a resistor R1 and a capacitor C1; the first output end of the transformer T1 is connected with the first input end of the rectifier bridge D1; the second output end of the transformer T1 is connected with the second input end of the rectifier bridge D1; the first output end of the rectifier bridge D1 is connected with the positive electrode of the capacitor C1 and the first input end of the inversion component, and the negative electrode of the capacitor C1 is connected with the second output end of the rectifier bridge D1 and the second input end of the inversion component.
Further, the method further comprises the following steps: an auxiliary power supply assembly; the auxiliary power supply assembly is connected with the input filtering assembly, the power supply management assembly and the control assembly, signals of the input filtering assembly are transmitted to the auxiliary power supply assembly, currents of the auxiliary power supply assembly are transmitted to the power supply management assembly, and signals of the auxiliary power supply assembly are transmitted to the control assembly.
Further, the power switching assembly includes: a relay K1, a manual switch K3 and a transformer T1; the first input end of the relay K1 is connected with the first output end of the power management component; a second input end of the relay K1 is connected with a second output end of the power management component; the first output end of the relay K1 is connected with the input end of the manual switch K3; the first output end of the manual switch K3 is connected with the first input end of the transformer T1; the second output end of the manual switch K3 is connected with the second input end of the transformer T1; the second output end of the relay K1 is connected with the third input end of the transformer T1.
An apparatus comprising a tank circuit as in any preceding embodiment.
The application has the following advantages:
in the embodiment of the present application, compared to an external transformer or a technical solution adopting a PFC synchronous rectification solution in the prior art, the present application provides a capacitor energy storage circuit of a wide power source X-ray machine, which specifically includes: a power switching assembly and a rectifying and filtering assembly; the power supply switching assembly is connected with the rectifying and filtering assembly, and the power of the power supply switching assembly is transmitted to the rectifying and filtering assembly, so that the technical problems of high cost and low stability of the prior art scheme are solved, and the technical effect of adapting different input power supplies to different machine types is achieved.
Drawings
In order to more clearly illustrate the technical solutions of the present application, the drawings that are needed in the description of the present application will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort to a person skilled in the art.
FIG. 1 is a schematic diagram of a capacitive energy storage circuit of a wide power source X-ray machine according to an embodiment of the present application;
FIG. 2 is a specific block diagram of a power switching assembly and a rectifying, filtering and energy storage assembly according to one embodiment of the present application;
fig. 3 is another specific block diagram provided by the power switching assembly in an embodiment of the present application.
1. An input filter assembly 1; 2. a power management component; 3. a power switching assembly; 4. a rectifying, filtering and energy storing component; 5. an inversion assembly; 6. an output assembly; 7. a control assembly; 8. an auxiliary power supply assembly.
Detailed Description
In order to make the objects, features and advantages of the present application more comprehensible, the present application is described in further detail below with reference to the accompanying drawings and detailed description. It will be apparent that the embodiments described are some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.
The inventors found by analyzing the prior art that: the external high-power transformer of current technical scheme, convert the voltage of the single power of input into the voltage that corresponds high-frequency high-voltage generator model and be suitable for earlier, supply power for equipment again, this kind of external transformer of scheme often is bulky, and space cost is higher, in addition, external equipment itself has also brought higher manufacturing cost. The existing technical scheme adopts a PFC synchronous rectification scheme, the scheme needs to use a MOS tube for power conversion and a corresponding driving chip, and also needs corresponding inductance, capacitance and the like, so that more circuit components and parts are caused, the structure is complex, the design cost and the production cost are high, and in addition, the high-frequency circuit also easily generates strong electromagnetic interference, thereby influencing the stability of the circuit and equipment.
Referring to fig. 1, the application discloses a wide power source X-ray machine capacitor energy storage circuit, including: input filter assembly 1, power management assembly 2, control assembly 7, contravariant subassembly 5 and output assembly 6 still include: a power supply switching assembly 3 and a rectifying, filtering and energy storing assembly 4; the input filter assembly 1 is connected with an input voltage and the power management assembly 2, the input voltage is transmitted to the input filter assembly 1, and the current of the input filter assembly 1 is transmitted to the power management assembly 2; the power supply switching assembly 3 is connected with the power supply management assembly 2 and the rectifying, filtering and energy storing assembly 4, the current of the power supply management assembly 2 is transmitted to the power supply switching assembly 3, the signal of the power supply switching assembly 3 is fed back to the power supply management assembly 2, and the current of the power supply switching assembly 3 is transmitted to the rectifying, filtering and energy storing assembly 4; the inversion assembly 5 is connected with the rectifying, filtering and energy storage assembly 4 and the output assembly 6, the current of the rectifying, filtering and energy storage assembly 4 is transmitted to the inversion assembly 5, and the current of the inversion assembly 5 is transmitted to the output assembly 6; the control assembly 7 is connected with the power management assembly 2, the inversion assembly 5 and the output assembly 6, signals of the control assembly 7 are transmitted to the power management assembly 2, signals of the power management assembly 2 are fed back to the control assembly 7, signals of the control assembly 7 are transmitted to the inversion assembly 5, and signals of the output assembly 6 are transmitted to the control assembly 7.
It should be noted that the capacitive energy storage circuit of the wide power source X-ray machine can be applied to a high voltage generator of the X-ray machine, and the input voltage can be a single-phase power source, generally 110V or 220V.
It should also be noted that the output assembly 6 may comprise a high pressure tank. The inverter assembly 5 converts the 400VDC direct current bus voltage into high-frequency alternating current voltage, the high-voltage oil tank is sent to boost and rectify and filter the high-frequency alternating current voltage, the 40KV-125KV direct current high voltage required by the X-ray tube is obtained, the high-voltage oil tank simultaneously feeds back KV and MA values to the control assembly 7 to be compared with set voltage reference values, the control assembly 7 performs closed-loop adjustment on the output direct current high voltage, and an adjusted driving signal is output to adjust the output of the inverter assembly 5, so that the direct current high voltage output by the high-voltage oil tank is always stabilized at the set voltage value.
Next, a capacitive energy storage circuit of a wide power source X-ray machine in the present exemplary embodiment will be further described.
Referring to fig. 2, in an embodiment of the present application, the power switching assembly 3 includes: relay K1, relay K2, transformer T1; a first input end of the relay K1 is connected with a first output end of the power management component 2; a second input end of the relay K1 is connected with a second output end of the power management component 2; the first output end of the relay K1 is connected with the input end of the relay K2; the first output end of the relay K2 is connected with the first input end of the transformer T1; the second output end of the relay K2 is connected with the second input end of the transformer T1; the second output end of the relay K1 is connected with the third input end of the transformer T1.
It should be noted that, the relay K1 and the relay K2 are controlled by the control component 7, and when the input voltages are different, the access point of the relay K2 may be switched to change the input voltage of the transformer T1.
As an example of an embodiment of the present application, when the input terminal of the relay K2 is connected to the first output terminal of the relay K2, the input voltage of the transformer T1 is 220V; when the input end of the relay K2 is connected with the second output end of the relay K2, the input voltage of the transformer T1 is 110V.
Referring to fig. 2, in an embodiment of the present application, the rectifying, filtering and energy storing assembly 4 includes: a rectifier bridge D1, a resistor R1 and a capacitor C1; the first output end of the transformer T1 is connected with the first input end of the rectifier bridge D1; the second output end of the transformer T1 is connected with the second input end of the rectifier bridge D1; the first output end of the rectifier bridge D1 is connected with the positive electrode of the capacitor C1 and the first input end of the inverter assembly 5, and the negative electrode of the capacitor C1 is connected with the second output end of the rectifier bridge D1 and the second input end of the inverter assembly 5.
It should be noted that, the resistor R1 may be a limiting resistor, and the capacitor C1 may be an energy storage capacitor.
In an embodiment of the present application, further includes: an auxiliary power supply assembly 8; the auxiliary power supply assembly 8 is connected with the input filter assembly 1, the power supply management assembly 2 and the control assembly 7, signals of the input filter assembly 1 are transmitted to the auxiliary power supply assembly 8, currents of the auxiliary power supply assembly 8 are transmitted to the power supply management assembly 2, and signals of the auxiliary power supply assembly 8 are transmitted to the control assembly 7.
It should be noted that, the auxiliary power supply component 8 may be a switching power supply, and may provide a working power supply for each circuit board, and the auxiliary switching power supply currently on the market is basically all a wide power supply, so that it may be compatible with a wide power supply voltage of 110 or 220V.
Referring to fig. 3, in an embodiment of the present application, the power switching assembly 3 includes: a relay K1, a manual switch K3 and a transformer T1; a first input end of the relay K1 is connected with a first output end of the power management component 2; a second input end of the relay K1 is connected with a second output end of the power management component 2; the first output end of the relay K1 is connected with the input end of the manual switch K3; the first output end of the manual switch K3 is connected with the first input end of the transformer T1; the second output end of the manual switch K3 is connected with the second input end of the transformer T1; the second output end of the relay K1 is connected with the third input end of the transformer T1.
It should be noted that, the manual switch K3 may switch the contact by means of a manual jumper, so as to adapt to different power requirements.
The application discloses a device comprising a tank circuit as described in any of the above embodiments.
It should be noted that the device may be a high voltage generator of an X-ray machine. When the high voltage generator is exposed and loaded, the output voltage source of the output component 6 mainly discharges the energy storage capacitor, so that the power requirement of the transformer is reduced, and the power of the transformer can be determined by the size of the current limiting resistor. After each exposure is finished, the energy storage capacitor can be fully charged again, and preparation is carried out for the next exposure.
While preferred embodiments of the present embodiments have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the following claims be interpreted as including the preferred embodiments and all such alterations and modifications as fall within the scope of the embodiments of the present application.
Finally, it is further noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or terminal that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or terminal. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article or terminal device comprising the element.
The foregoing has described in detail a capacitive energy storage circuit and apparatus for a wide power source X-ray machine, and specific examples have been used herein to illustrate the principles and embodiments of the present application, where the foregoing examples are provided to assist in understanding the methods and core ideas of the present application; meanwhile, those skilled in the art will have variations in the specific embodiments and application scope in light of the ideas of the present application, and the present description should not be construed as limiting the present application in view of the above.
Claims (6)
1. A wide power source X-ray machine capacitive energy storage circuit comprising: input filter subassembly, power management subassembly, control module, contravariant subassembly and output module, its characterized in that still includes: the power supply switching assembly and the rectifying, filtering and energy storage assembly;
the input filter assembly is connected with an input voltage and the power management assembly, the input voltage is transmitted to the input filter assembly, and the current of the input filter assembly is transmitted to the power management assembly;
the power supply switching assembly is connected with the power supply management assembly and the rectifying, filtering and energy storing assembly, the current of the power supply management assembly is transmitted to the power supply switching assembly, the signal of the power supply switching assembly is fed back to the power supply management assembly, and the current of the power supply switching assembly is transmitted to the rectifying, filtering and energy storing assembly;
the inversion assembly is connected with the rectifying, filtering and energy storage assembly and the output assembly, the current of the rectifying, filtering and energy storage assembly is transmitted to the inversion assembly, and the current of the inversion assembly is transmitted to the output assembly;
the control assembly is connected with the power management assembly, the inversion assembly and the output assembly, signals of the control assembly are transmitted to the power management assembly, signals of the power management assembly are fed back to the control assembly, signals of the control assembly are transmitted to the inversion assembly, and signals of the output assembly are transmitted to the control assembly.
2. The tank circuit of claim 1, wherein the power switching assembly comprises: relay K1, relay K2, transformer T1;
the first input end of the relay K1 is connected with the first output end of the power management component; a second input end of the relay K1 is connected with a second output end of the power management component;
the first output end of the relay K1 is connected with the input end of the relay K2;
the first output end of the relay K2 is connected with the first input end of the transformer T1; the second output end of the relay K2 is connected with the second input end of the transformer T1; the second output end of the relay K1 is connected with the third input end of the transformer T1.
3. The tank circuit of claim 1 wherein the rectifying, filtering and tank assembly comprises: a rectifier bridge D1, a resistor R1 and a capacitor C1;
the first output end of the transformer T1 is connected with the first input end of the rectifier bridge D1; a second output end of the transformer T1 is connected with a second input end of the rectifier bridge D1;
the first output end of the rectifier bridge D1 is connected with the positive electrode of the capacitor C1 and the first input end of the inversion component, and the negative electrode of the capacitor C1 is connected with the second output end of the rectifier bridge D1 and the second input end of the inversion component.
4. The tank circuit of claim 1, further comprising: an auxiliary power supply assembly;
the auxiliary power supply assembly is connected with the input filtering assembly, the power supply management assembly and the control assembly, signals of the input filtering assembly are transmitted to the auxiliary power supply assembly, currents of the auxiliary power supply assembly are transmitted to the power supply management assembly, and signals of the auxiliary power supply assembly are transmitted to the control assembly.
5. The tank circuit of claim 1, wherein the power switching assembly comprises: a relay K1, a manual switch K3 and a transformer T1;
the first input end of the relay K1 is connected with the first output end of the power management component; a second input end of the relay K1 is connected with a second output end of the power management component;
the first output end of the relay K1 is connected with the input end of the manual switch K3;
the first output end of the manual switch K3 is connected with the first input end of the transformer T1; the second output end of the manual switch K3 is connected with the second input end of the transformer T1; the second output end of the relay K1 is connected with the third input end of the transformer T1.
6. An apparatus comprising the tank circuit of claims 1-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321883123.5U CN220527708U (en) | 2023-07-17 | 2023-07-17 | Wide power supply X-ray machine capacitor energy storage circuit and equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321883123.5U CN220527708U (en) | 2023-07-17 | 2023-07-17 | Wide power supply X-ray machine capacitor energy storage circuit and equipment |
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| Publication Number | Publication Date |
|---|---|
| CN220527708U true CN220527708U (en) | 2024-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321883123.5U Active CN220527708U (en) | 2023-07-17 | 2023-07-17 | Wide power supply X-ray machine capacitor energy storage circuit and equipment |
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| CN (1) | CN220527708U (en) |
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- 2023-07-17 CN CN202321883123.5U patent/CN220527708U/en active Active
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