CN108566713B - Capacitor charge/discharge control circuit and X-ray machine for capacitive energy storage high pressure generator - Google Patents
Capacitor charge/discharge control circuit and X-ray machine for capacitive energy storage high pressure generator Download PDFInfo
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- CN108566713B CN108566713B CN201810415511.8A CN201810415511A CN108566713B CN 108566713 B CN108566713 B CN 108566713B CN 201810415511 A CN201810415511 A CN 201810415511A CN 108566713 B CN108566713 B CN 108566713B
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- high pressure
- pressure generator
- energy storage
- discharge
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05G—X-RAY TECHNIQUE
- H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
- H05G1/08—Electrical details
- H05G1/26—Measuring, controlling or protecting
- H05G1/30—Controlling
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
- H02H9/045—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage adapted to a particular application and not provided for elsewhere
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/78—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- X-Ray Techniques (AREA)
Abstract
The present invention discloses a kind of capacitor charge/discharge control circuit for capacitive energy storage high pressure generator, which is characterized in that including；Power circuit breaker switch；The ON-OFF control circuit being set between the power circuit breaker switch and the supply port of the capacitive energy storage high pressure generator, for controlling the switching on and shutting down of the capacitive energy storage high pressure generator when the power circuit breaker closes the switch；The charge/discharge control circuit being set between the power circuit breaker switch and the discharge end of the capacitive energy storage high pressure generator, for controlling the capacitive energy storage high pressure generator electric discharge when the power circuit breaker is switched and disconnected.The controllability to the electric discharge of capacitive energy storage high pressure generator is realized, the regular inessential charge and discharge of carry out of the energy capacitance set of capacitive energy storage high pressure generator are avoided, extends the service life of energy capacitance set, saves electric energy.
Description
Technical field
The present invention relates to electronic circuit technology fields more particularly to a kind of capacitor for capacitive energy storage high pressure generator to put
Electric control circuit and X-ray machine.
Background technique
The discovery of X-ray makes a great contribution to the progress of physianthropy history, and X-ray is widely used in the diagnosis of disease
With treatment.Currently, the capacitive energy storage high pressure generator of medical x-ray machine in the market, after pressing the closing key of high pressure generator,
Capacitor starts repid discharge, and this control mode makes the inessential charge and discharge of carry out that energy capacitance set can be regular, not only shadow
The service life for ringing capacitor, also causes the waste of electric energy.
Summary of the invention
The embodiment of the present invention provides a kind of capacitor charge/discharge control circuit and X-ray machine for capacitive energy storage high pressure generator,
For at least solving one of above-mentioned technical problem.
On the one hand, the present invention provides a kind of capacitor charge/discharge control circuit for capacitive energy storage high pressure generator comprising；
Power circuit breaker switch；
The switch being set between the power circuit breaker switch and the supply port of the capacitive energy storage high pressure generator
Control circuit, for controlling the switching on and shutting down of the capacitive energy storage high pressure generator when the power circuit breaker closes the switch；
The electric discharge control being set between the power circuit breaker switch and the discharge end of the capacitive energy storage high pressure generator
Circuit processed, for controlling the capacitive energy storage high pressure generator electric discharge when the power circuit breaker is switched and disconnected.
In some embodiments, the ON-OFF control circuit includes relay, and the contact of the relay is arranged described
Between power circuit breaker switch and the supply port of the capacitive energy storage high pressure generator, the ON-OFF control circuit passes through control
The power on/off of relay coil corresponding to the contact controls the closure and opening of the contact.
In some embodiments, the ON-OFF control circuit further include: switch key, fast close button one end connection
12V power supply, the other end are connect with one end of the relay coil, the other end ground connection of the relay.
In some embodiments, the ON-OFF control circuit further include: starting key, shutdown key, the first optocoupler, first
Triode, the second triode and third transistor；Wherein,
The input pin of first optocoupler connects 12V power supply, and the controlled ground pin of first optocoupler passes through described
Starting key ground connection；
The emitter of first triode connects 12V power supply, and the base stage of first triode is pressed by the shutdown
Bondedly, the collector of first triode is connect with the output pin of second optocoupler；
The base stage of second triode is connect with the collector of first triode, the transmitting of second triode
Pole connects 12V power supply, and the collector of second triode connects the base stage of the third transistor, the third transistor
Emitter ground connection, is in series with the relay coil between the collector and 12V power supply of the third transistor.
In some embodiments, the charge/discharge control circuit includes:
For the transformer that accessed alternating voltage is converted into DC voltage will to be switched via the power circuit breaker；With
The discharge loop being connect with the output end of the transformer；Wherein,
When the power circuit breaker closes the switch, the discharge loop ends, at the capacitive energy storage high pressure generator
In energy storage state；
When the power circuit breaker, which switchs, to be disconnected, the discharge loop is connected, at the capacitive energy storage high pressure generator
In discharge condition.
In some embodiments, the discharge loop includes: the second optocoupler, zener diode discharge resistance and the four or three pole
Pipe；Wherein,
The input terminal of second optocoupler is connect with the output end of the transformer, the zener diode and described second
The output end connection of optocoupler, the zener diode both ends are connected in parallel on after the discharge resistance and the series connection of the 4th triode.
In some embodiments, the capacitive energy storage high pressure generator includes: high pressure generator major loop, high pressure generator
Circuit-board card, energy capacitance set；Wherein,
The first end of the high pressure generator major loop is connect with the ON-OFF control circuit, and the high pressure generator master returns
The second end on road is connect with the high-voltage generator circuit board, the third end of the high pressure generator major loop and the energy storage
The charging end of capacitance group connects；
The discharge end of the energy capacitance set is connect with the charge/discharge control circuit.
In some embodiments, the capacitive energy storage high pressure generator further include: be set to the ON-OFF control circuit with
Accessory power supply between the high-voltage generator circuit board.
On the other hand, the present invention also provides a kind of X-ray machines comprising use described in any one of the above embodiment of the present invention
In the capacitor charge/discharge control circuit of capacitive energy storage high pressure generator.
The beneficial effects of the present invention are switched by power circuit breaker to the high pressure of capacitive energy storage in the embodiment of the present invention
Raw device is powered, using the switching on and shutting down of ON-OFF control circuit control capacitive energy storage high pressure generator, and due to control of discharge
The setting of circuit, even in ON-OFF control circuit control capacitive energy storage high pressure generator shutdown, it also can't directly be put
Electricity, but the electric discharge of capacitive energy storage high pressure generator is only just able to achieve when power supply short circuit device is switched and disconnected, it realizes to electricity
The controllability for holding the electric discharge of energy storage high pressure generator so even in the case of power-off can also be with holding capacitor energy storage high pressure
Generator does not discharge, this control mode avoid capacitive energy storage high pressure generator energy capacitance set it is regular carry out it is non-must
Charge and discharge are wanted, the service life of energy capacitance set is extended, save electric energy；Capacitive energy storage high pressure occurs when be switched on next time
Voltage on device is substantially also in the voltage before shutdown, when needing to overhaul high pressure generator, in order to pacify
It, need to be by the tension discharge on capacitive energy storage high pressure generator to safe voltage hereinafter, at this moment only need to be by high pressure generator for the sake of complete
Power circuit breaker switch disconnect after, charge/discharge control circuit works immediately, within a very short time capacitive energy storage high pressure generator
Energy capacitance set on voltage can drop to 5V or less, it is ensured that service personnel's safety operation.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, required use in being described below to embodiment
Attached drawing be briefly described, it should be apparent that, drawings in the following description are some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is the principle of an embodiment of the capacitor charge/discharge control circuit for capacitive energy storage high pressure generator of the invention
Block diagram；
Fig. 2 is the circuit of an embodiment of the capacitor charge/discharge control circuit for capacitive energy storage high pressure generator of the invention
Schematic diagram.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.
Finally, it is to be noted that, herein, relational terms such as first and second and the like be used merely to by
One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise", not only include those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or equipment institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence " including ... ", it is not excluded that including described want
There is also other identical elements in the process, method, article or equipment of element.
Charge/discharge control circuit of the invention is particularly suitable for X-ray machine, but is not limited to X-ray machine, as shown in Figure 1, being this hair
The functional block diagram of one embodiment of the bright capacitor charge/discharge control circuit for capacitive energy storage high pressure generator is put in the embodiment
Electric control circuit includes:
Power circuit breaker switch 10；
It is set between the power circuit breaker switch 10 and the supply port of the capacitive energy storage high pressure generator 40
ON-OFF control circuit 20, for controlling the capacitive energy storage high pressure generator 40 when the power circuit breaker switch 10 is closed
Switching on and shutting down；
It is set to putting between the power circuit breaker switch 10 and the discharge end of the capacitive energy storage high pressure generator 40
Electric control circuit 30 is put for controlling the capacitive energy storage high pressure generator 40 when the power circuit breaker switch 10 disconnects
Electricity.
It is powered, is used to capacitive energy storage high pressure generator 40 by power circuit breaker switch 10 in the embodiment of the present invention
ON-OFF control circuit 20 controls the switching on and shutting down of capacitive energy storage high pressure generator 40, and due to the setting of charge/discharge control circuit 30,
Even when ON-OFF control circuit 20 controls the shutdown of capacitive energy storage high pressure generator 40, it also can't directly discharge, but only
There is the electric discharge for being just able to achieve capacitive energy storage high pressure generator 40 when power supply short circuit device switch 10 disconnects, realizes to capacitive energy storage
The controllability that high pressure generator 40 discharges can also be occurred so even in the case of power-off with holding capacitor energy storage high pressure
Device 40 does not discharge, this control mode avoid capacitive energy storage high pressure generator 40 energy capacitance set it is regular carry out it is non-must
Charge and discharge are wanted, the service life of energy capacitance set is extended, save electric energy；Capacitive energy storage high pressure occurs when be switched on next time
Voltage on device 40 is substantially also in the voltage before shutdown, when needing to overhaul high pressure generator, in order to
It, need to be by the tension discharge on capacitive energy storage high pressure generator 40 to safe voltage hereinafter, at this moment only need to be by high pressure for the sake of safety
After the power circuit breaker switch 10 of raw device disconnects, charge/discharge control circuit 30 works immediately, and capacitive energy storage is high within a very short time
Press the voltage in the energy capacitance set of generator 40 that can drop to 5V or less, it is ensured that service personnel's safety operation.
As shown in Fig. 2, being an implementation of the capacitor charge/discharge control circuit for capacitive energy storage high pressure generator of the invention
The circuit diagram of example, the charge/discharge control circuit include:
Power circuit breaker switch 10；
It is set between the power circuit breaker switch 10 and the supply port of the capacitive energy storage high pressure generator 40
ON-OFF control circuit 20, for controlling the capacitive energy storage high pressure generator 40 when the power circuit breaker switch 10 is closed
Switching on and shutting down；
It is set to putting between the power circuit breaker switch 10 and the discharge end of the capacitive energy storage high pressure generator 40
Electric control circuit 30 is put for controlling the capacitive energy storage high pressure generator 40 when the power circuit breaker switch 10 disconnects
Electricity.
Wherein, power circuit breaker switch 10 connects 220V power supply using Dz47s-C16 air switch S1, one end, separately
One end with；Power circuit breaker switch 10 and charge/discharge control circuit 30 connect；
ON-OFF control circuit 20 includes relay K1, starting key S2 (using reset key SW-PB), shutdown key S3
(using reset key SW-PB), the first optocoupler E1, first to third transistor Q1-Q3, resistance R5-R11, resistance R13, resistance
R14, capacitor C4, capacitor C5, diode (D3, D4, D6), Light-emitting diode LED 2；Switching on and shutting down control in the embodiment of the present invention
Circuit 20 realizes that booting is self-locking and shutdown self-locking function, presses after starting key S20 unclamps again key, relay K1 is locked
It is scheduled on attracting state, i.e. booting only needs a low level pulse signal；Key is unclamped again when pressing closing key S30
Afterwards, relay K1 has been locked into off-state, i.e. shutdown only needs a low level pulse signal.
Light-emitting diode LED 2 is used as indicator light, and lamp is bright to show open state, and lamp, which goes out, shows off-mode；D6 is after stream two
Pole pipe is connected in reverse parallel in the both ends of relay K1 or inductance coil in circuit, and when inductance coil power-off, its both ends is electronic
Gesture does not disappear immediately, and remaining electromotive force is by a diode release at this time, to protect other elements in circuit
Safety.
Charge/discharge control circuit 30 includes protective tube F1, transformer T1, capacitor (C1-C3), resistance (R1-R3, R12), shines
Diode (LED) 1, zener diode D5, triode Q4, the second optocoupler E2.The purpose being designed in this way in the embodiment of the present invention be
After high pressure generator shutdown, provide the accessory power supply of 12V to switching on and shutting down control circuit 20 and charge/discharge control circuit 30, maintain this two
The work of partial circuit.
Capacitive energy storage high pressure generator 40 includes: high pressure generator major loop 41, high-voltage generator circuit board 42, energy storage
Capacitance group 43；Wherein, the first end of the high pressure generator major loop 41 is connect with the ON-OFF control circuit 20, the high pressure
The second end of generator major loop 41 is connect with the high-voltage generator circuit board 42, the high pressure generator major loop 41
Third end is connect with the charging end of the energy capacitance set 43；The discharge end of the energy capacitance set 43 and control of discharge electricity
Road 30 connects；Wherein, energy capacitance set 43 is made of capacitor C6-Cn.
In conjunction with Fig. 2 detailed description of the present invention charge/discharge control circuit, the specific working principle is as follows:
Start process, first power turn-on killer switch S1, single-phase 220VAC passes through protective tube F1 to transformer T1 at this time
Rectifying and wave-filtering after decompression obtains the DC voltage of 12V, which be connected the second optocoupler E2, the both ends zener diode D5
Voltage be clamped at approximate 0V, at this time switching tube (triode) Q4 end, energy capacitance set discharge off circuit；Press generator
Starting key S2, triode Q2 conducting, Q3 conducting, the coil of relay K1 is powered, thus relay K1 contact (1,2,3,
4) it is attracted, on the one hand 220VAC power supply passes through after relay K1, the current-limiting resistance of high pressure generator major loop 41, rectification to storage
Energy capacitance group 43 charges, and by relay K1 to accessory power supply power supply 44, each high pressure occurs another aspect 220VAC power supply
42 work once electrified of device circuit-board card, start process are completed；
Shutdown process presses shutdown key S3, so that triode Q1 is connected, triode Q2 cut-off, triode Q3 cut-off, after
Electric appliance K1 is disconnected, 44 power down of high pressure generator major loop 41 and accessory power supply, and shutdown is completed；
43 discharge process of energy capacitance set, after generator shutdown, the discharge loop of energy capacitance set 43 keeps cut-off,
I.e. energy capacitance set 43 does not start to discharge, and disconnects the power circuit breaker switch S1 of generator again at this time, transformer T1 power down, and
Two optocoupler E2 cut-off, the voltage at the both ends zener diode D5 are 15V, voltage-driven switch pipe Q4 conducting, energy capacitance set 43
On voltage through resistance R4, the circuit switching tube Q4 carry out repid discharge, resistance R4 be energy capacitance set 43 discharge resistance.
In the embodiment of the present invention, after the closing key for pressing high pressure generator, energy capacitance set does not start to discharge, next
Voltage when secondary booting on capacitor is substantially also in the voltage before shutdown, when needing to overhaul to high pressure generator
When, it for the sake of security, need to be by the tension discharge on capacitor to safe voltage hereinafter, at this moment only need to be by high pressure generator
After killer switch disconnects, charge/discharge control circuit works immediately, within a very short time the voltage in energy capacitance set
Drop to 5V or less, it is ensured that service personnel's safety operation.
The embodiment of the present invention also provides a kind of X-ray machine comprising is used for capacitor described in any of the above-described embodiment of the present invention
The capacitor charge/discharge control circuit of energy storage high pressure generator.
Currently, the capacitive energy storage high pressure generator of the medical x-ray machine of similar product in the market, presses the pass of high pressure generator
After switch, capacitor starts repid discharge, and this control mode makes the inessential charge and discharge of carry out that energy capacitance set can be regular,
The service life for not only influencing capacitor, also causes the waste of electric energy.
The apparatus embodiments described above are merely exemplary, wherein described, unit can as illustrated by the separation member
It is physically separated with being or may not be, component shown as a unit may or may not be physics list
Member, it can it is in one place, or may be distributed over multiple network units.It can be selected according to the actual needs
In some or all of the modules achieve the purpose of the solution of this embodiment.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the application, rather than its limitations；Although
The application is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；
And these are modified or replaceed, each embodiment technical solution of the application that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (6)
1. a kind of capacitor charge/discharge control circuit for capacitive energy storage high pressure generator, which is characterized in that including；
Power circuit breaker switch；
The switch control being set between the power circuit breaker switch and the supply port of the capacitive energy storage high pressure generator
Circuit, for controlling the switching on and shutting down of the capacitive energy storage high pressure generator when the power circuit breaker closes the switch；
The control of discharge electricity being set between the power circuit breaker switch and the discharge end of the capacitive energy storage high pressure generator
Road, for controlling the capacitive energy storage high pressure generator electric discharge when the power circuit breaker is switched and disconnected；
The charge/discharge control circuit includes: to be converted into directly for will switch accessed alternating voltage via the power circuit breaker
The transformer of galvanic electricity pressure；With
The discharge loop being connect with the output end of the transformer；Wherein,
When the power circuit breaker closes the switch, the discharge loop cut-off, the capacitive energy storage high pressure generator is in storage
It can state；
When the power circuit breaker, which switchs, to be disconnected, the discharge loop conducting, the capacitive energy storage high pressure generator is in and puts
Electricity condition；
The ON-OFF control circuit includes relay, the setting of the contact of the relay power circuit breaker switch with it is described
Between the supply port of capacitive energy storage high pressure generator, the ON-OFF control circuit corresponds to the relay of the contact by control
The power on/off of device coil controls the closure and opening of the contact；
The ON-OFF control circuit further include: starting key, shutdown key, the first optocoupler, the first triode, the second triode and
Third transistor；Wherein,
The input pin of first optocoupler connects 12V power supply, and the controlled ground pin of first optocoupler passes through the booting
Key ground connection；
The emitter of first triode connects 12V power supply, and the base stage of first triode is by the shutdown by bonded
Ground, the collector of first triode are connect with the output pin of first optocoupler；
The base stage of second triode is connect with the collector of first triode, and the emitter of second triode connects
12V power supply is connect, the collector of second triode connects the base stage of the third transistor, the transmitting of the third transistor
Pole ground connection, is in series with the relay coil between the collector and 12V power supply of the third transistor.
2. circuit according to claim 1, which is characterized in that the ON-OFF control circuit further include: switch key, it is described
Switch key one end connects 12V power supply, and the other end is connect with one end of the relay coil, another termination of the relay
Ground.
3. circuit according to claim 1, which is characterized in that the discharge loop includes: the second optocoupler, zener diode
Discharge resistance and the 4th triode；Wherein,
The input terminal of second optocoupler is connect with the output end of the transformer, the zener diode and second optocoupler
Output end connection, after the discharge resistance and the series connection of the 4th triode be connected in parallel on the zener diode both ends.
4. circuit according to claim 1, which is characterized in that the capacitive energy storage high pressure generator includes: high pressure
Device major loop, high-voltage generator circuit board, energy capacitance set；Wherein,
The first end of the high pressure generator major loop is connect with the ON-OFF control circuit, the high pressure generator major loop
Second end is connect with the high-voltage generator circuit board, the third end of the high pressure generator major loop and the storage capacitor
The charging end connection of group；
The discharge end of the energy capacitance set is connect with the charge/discharge control circuit.
5. circuit according to claim 4, which is characterized in that the capacitive energy storage high pressure generator further include: be set to
Accessory power supply between the ON-OFF control circuit and the high-voltage generator circuit board.
6. a kind of X-ray machine, which is characterized in that described in any item for capacitive energy storage high pressure generator including claim 1-5
Capacitor charge/discharge control circuit.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810415511.8A CN108566713B (en) | 2018-05-03 | 2018-05-03 | Capacitor charge/discharge control circuit and X-ray machine for capacitive energy storage high pressure generator |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810415511.8A CN108566713B (en) | 2018-05-03 | 2018-05-03 | Capacitor charge/discharge control circuit and X-ray machine for capacitive energy storage high pressure generator |
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| CN108566713A CN108566713A (en) | 2018-09-21 |
| CN108566713B true CN108566713B (en) | 2019-11-05 |
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| CN109819572A (en) * | 2019-03-29 | 2019-05-28 | 珠海西格医疗设备有限公司 | The Quick discharger of dentistry high-frequency X-ray |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202374022U (en) * | 2011-11-24 | 2012-08-08 | 比亚迪股份有限公司 | Charge and discharge control system |
| CN205945044U (en) * | 2016-08-23 | 2017-02-08 | 苏州博思得电气有限公司 | Discharge circuit and high voltage generator of high voltage generator |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2083391U (en) * | 1989-12-22 | 1991-08-21 | 武汉钢铁公司 | Capacitive x-ray apparatus with photography and fluoroscopy function |
| CN201408983Y (en) * | 2009-03-26 | 2010-02-17 | 果洪岩 | Open-phase protection device |
| CN104184124B (en) * | 2014-08-15 | 2017-09-29 | 北京人民电器厂有限公司 | Dc circuit breaker and overload protection method that high frequency switch power supply system is used |
-
2018
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202374022U (en) * | 2011-11-24 | 2012-08-08 | 比亚迪股份有限公司 | Charge and discharge control system |
| CN205945044U (en) * | 2016-08-23 | 2017-02-08 | 苏州博思得电气有限公司 | Discharge circuit and high voltage generator of high voltage generator |
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Application publication date: 20180921 Assignee: Hengqin Financial Investment International Finance Leasing Co.,Ltd. Assignor: ZHUHAI RUIYING TECHNOLOGY CO.,LTD. Contract record no.: X2023980034955 Denomination of invention: Capacitor discharge control circuit and X-ray machine for capacitor energy storage high-voltage generator Granted publication date: 20191105 License type: Exclusive License Record date: 20230421 |
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Denomination of invention: Capacitor discharge control circuit and X-ray machine for capacitor energy storage high-voltage generator Effective date of registration: 20230424 Granted publication date: 20191105 Pledgee: Hengqin Financial Investment International Finance Leasing Co.,Ltd. Pledgor: ZHUHAI RUIYING TECHNOLOGY CO.,LTD. Registration number: Y2023980038990 |