CN110888003A - Remote fault diagnosis system for medical high-voltage generator - Google Patents
Remote fault diagnosis system for medical high-voltage generator Download PDFInfo
- Publication number
- CN110888003A CN110888003A CN201911034483.6A CN201911034483A CN110888003A CN 110888003 A CN110888003 A CN 110888003A CN 201911034483 A CN201911034483 A CN 201911034483A CN 110888003 A CN110888003 A CN 110888003A
- Authority
- CN
- China
- Prior art keywords
- comparator
- detection circuit
- input end
- output end
- fault
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/44—Testing lamps
Abstract
The invention provides a medical high-voltage generator remote fault diagnosis system which comprises a + mA feedback detection circuit, a-mA feedback detection circuit, a KV feedback detection circuit, an inverter current detection circuit, a filament current fault detection circuit, an anode driving fault detection circuit, a first comparator, a second comparator, a third comparator, a fourth comparator, a fifth comparator, a sixth comparator, a latch, an MCU (micro control unit), an upper computer and a workstation, wherein the output end of the + mA feedback detection circuit is connected with the input end of the first comparator, the output end of the first comparator is connected with the input end of the latch, and the output end of the-mA feedback detection circuit is connected with the input end of the second comparator. The invention has the beneficial effects that: the fault recording information can be automatically completed without on-site investigation and fault removal, and remote upgrading can be realized.
Description
Technical Field
The invention relates to a medical high-voltage generator, in particular to a remote fault diagnosis system for the medical high-voltage generator.
Background
The existing medical high-pressure generator has the following defects:
1. the fault is investigated on site;
the high-voltage generator of X ray adopts high-frequency power inverter technique to produce high-voltage, and power conversion uses the high-power device, and the long service life or irresistible factor produce the device damage, thereby cause equipment normal work, in order to resume equipment, the engineer must go to the on-the-spot investigation troubleshooting.
2. The telephone guides the fault elimination, and the reaction is slow;
at present, information is basically acquired on site through engineers, technical guidance is conducted through communication modes such as telephones and the like after maintenance technical obstacles are met, current fault record information is not acquired, misjudgment is caused, and fault elimination is delayed.
3. Remote upgrading cannot be realized;
the requirement of people on the operation of the equipment is higher and higher, which requires that the equipment itself must be updated and upgraded so as to better realize human-machine operation humanization, and the field operation is required when partial function upgrade is carried out on the equipment.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a medical high-voltage generator remote fault diagnosis system.
The invention provides a medical high-voltage generator remote fault diagnosis system which comprises a + mA feedback detection circuit, a-mA feedback detection circuit, a KV feedback detection circuit, an inverter current detection circuit, a filament current fault detection circuit, an anode driving fault detection circuit, a first comparator, a second comparator, a third comparator, a fourth comparator, a fifth comparator, a sixth comparator, a latch, an MCU, an upper computer and a workstation, wherein the output end of the + mA feedback detection circuit is connected with the input end of the first comparator, the output end of the first comparator is connected with the input end of the latch, the output end of the-mA feedback detection circuit is connected with the input end of the second comparator, the output end of the second comparator is connected with the input end of the latch, the output end of the KV feedback detection circuit is connected with the input end of the third comparator, the output end of the third comparator is connected with the input end of the latch, the output end of the inverter current detection circuit is connected with the input end of the fourth comparator, the output end of the fourth comparator is connected with the input end of the latch, the output end of the latch is connected with the input end of the MCU, the output end of the filament current fault detection circuit is connected with the input end of the fifth comparator, the output end of the fifth comparator is connected with the input end of the MCU, the output end of the anode drive fault detection circuit is connected with the input end of the sixth comparator, the output end of the sixth comparator is connected with the input end of the MCU, the output end of the MCU is connected with the input end of the upper computer, the output end of the upper computer is connected with the input end of the workstation, and the + mA feedback detection circuit, the-feedback detection circuit, the MCU, the filament current detection circuit, The KV feedback detection circuit and the inversion current detection circuit respectively detect + mA, -mA, kV and inversion current of the medical high-voltage generator, respectively send the feedback signals to the first comparator, the second comparator, the third comparator and the fourth comparator to judge whether the feedback signals exceed the range, when the feedback signals exceed the set value, output fault signals of + mA, -mA, kV and inversion current to the latch to latch so as to avoid secondary triggering, and then send the fault signals to the MCU, the filament current fault detection circuit and the anode driving fault detection circuit respectively carry out filament current and anode driving detection on the medical high-voltage generator, respectively send the feedback signals to the fifth comparator and the sixth comparator to judge whether the feedback signals exceed the range, when the feedback signals exceed the set value, directly output the filament current, the anode driving fault signals to the MCU, the MCU sends corresponding error codes to the upper computer in an RS232 mode, and then the upper computer transmits the data to a remote workstation through a network, and the fault is judged remotely.
As a further improvement of the invention, the MCU adopts an ARM framework STM32F407 as a control core.
The invention has the beneficial effects that: by the aid of the scheme, on-site investigation and fault removal are not needed, fault record information can be automatically completed, and remote upgrading can be achieved.
Drawings
Fig. 1 is a schematic diagram of a medical high-voltage generator remote fault diagnosis system of the invention.
Detailed Description
The invention is further described with reference to the following description and embodiments in conjunction with the accompanying drawings.
As shown in fig. 1, a medical high voltage generator remote fault diagnosis system comprises a + mA feedback detection circuit 11, a-mA feedback detection circuit 12, a KV feedback detection circuit 13, an inverter current detection circuit 14, a filament current fault detection circuit 15, an anode driving fault detection circuit 16, a first comparator 21, a second comparator 22, a third comparator 23, a fourth comparator 24, a fifth comparator 25, a sixth comparator 26, a latch 3, an MCU4, an upper computer 5 and a workstation 6, wherein an output end of the + mA feedback detection circuit 11 is connected with an input end of the first comparator 21, an output end of the first comparator 21 is connected with an input end of the latch 3, an output end of the-mA feedback detection circuit 12 is connected with an input end of the second comparator 22, an output end of the second comparator 22 is connected with an input end of the latch 3, the output end of the KV feedback detection circuit 13 is connected with the input end of the third comparator 23, the output end of the third comparator 23 is connected with the input end of the latch 3, the output end of the inverter current detection circuit 14 is connected with the input end of the fourth comparator 24, the output end of the fourth comparator 24 is connected with the input end of the latch 3, the output end of the latch 3 is connected with the input end of the MCU4, the output end of the filament current fault detection circuit 15 is connected with the input end of the fifth comparator 25, the output end of the fifth comparator 25 is connected with the input end of the MCU4, the output end of the anode driving fault detection circuit 16 is connected with the input end of the sixth comparator 26, the output end of the sixth comparator 26 is connected with the input end of the MCU4, and the output end of the MCU4 is connected with the input end of the upper computer 355, the output end of the upper computer 5 is connected with the input end of the workstation 6, the + mA feedback detection circuit 11, the-mA feedback detection circuit 12, the KV feedback detection circuit 13 and the inversion current detection circuit 14 respectively detect + mA, kV and inversion current of the medical high-voltage generator, and respectively send the feedback signals to the first comparator 21, the second comparator 22, the third comparator 23 and the fourth comparator 24 to judge whether the feedback signals exceed the range, when the feedback signals exceed the set value, fault signals of + mA, kV and inversion current are output to the latch 3 to be latched so as not to be triggered for the second time, and then sent to the MCU4, the filament current fault detection circuit 15 and the anode driving fault detection circuit 16 respectively carry out filament current, anode driving detection on the medical high-voltage generator, and respectively send the feedback signals to the fifth comparator 25, The sixth comparator 26 judges whether the filament current exceeds the range, when the filament current exceeds the set value, the filament current is directly output, the fault signal driven by the anode is sent to the MCU4, all faults are coded by adopting program design, the MCU4 sends corresponding error codes to the upper computer 5 in an RS232 mode, and then the upper computer 5 transmits the corresponding error codes to the remote workstation 6 through the network to judge the faults remotely. On the other hand, besides the above hardware detection, analog quantities such as mA, kV, inverter current, filament current and the like, the MCU also collects the recorded working state records in real time. The judgment fault of the standard test can be compared through double judgment.
As shown in fig. 1, the MCU4 employs an ARM framework STM32F407 as a control core.
The invention provides a medical high-voltage generator remote fault diagnosis system.A + mA feedback detection circuit 11, an-mA feedback detection circuit 12, a KV feedback detection circuit 13, an inverter current detection circuit 14, a filament current fault detection circuit 15 and an anode drive fault detection circuit 16 are mainly used for detecting working parameters of the system; the MCU4 (or MCU control circuit part) identifies and judges signals sent back by the + mA feedback detection circuit 11, the-mA feedback detection circuit 12, the KV feedback detection circuit 13, the inverter current detection circuit 14, the filament current fault detection circuit 15 and the anode driving fault detection circuit 16, transmits fault information to the upper computer 5, and then transmits the fault information to the workstation 6 through the network through the upper computer 5, the MCU4 mainly realizes the collection, judgment and transmission of the fault information to the upper computer 5, and the detection circuit mainly realizes various control parameters of the system.
The medical high-voltage generator remote fault diagnosis system provided by the invention has the following advantages:
1. the cost and the labor are saved;
if the fault removal needs to be carried out by an engineer from a manufacturer to the site, the travel expense is not little expense, sometimes a small and non-functional fault is replaced, and the problem can be solved through remote guidance, so that the expense can be saved.
2. The efficiency is improved;
due to the adoption of remote fault diagnosis, when equipment breaks down or is in a working state, a manufacturer can know the equipment condition through a workstation, so that a user can be remotely guided to carry out maintenance; and once the equipment has faults, the user can be guided to carry out equipment fault elimination, and the working efficiency is improved.
3. Function upgrading is easy;
when part of functions are changed, firmware can be upgraded through remote control, and the functional suitability of the product is maintained.
The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.
Claims (2)
1. A medical high-voltage generator remote fault diagnosis system is characterized in that: the filament current fault detection circuit comprises a + mA feedback detection circuit, a-mA feedback detection circuit, a KV feedback detection circuit, an inverter current detection circuit, a filament current fault detection circuit, an anode driving fault detection circuit, a first comparator, a second comparator, a third comparator, a fourth comparator, a fifth comparator, a sixth comparator, a latch, an MCU, an upper computer and a workstation, wherein the output end of the + mA feedback detection circuit is connected with the input end of the first comparator, the output end of the first comparator is connected with the input end of the latch, the output end of the-mA feedback detection circuit is connected with the input end of the second comparator, the output end of the second comparator is connected with the input end of the latch, the output end of the KV feedback detection circuit is connected with the input end of the third comparator, and the output end of the third comparator is connected with the input end of the latch, the output end of the inversion current detection circuit is connected with the input end of the fourth comparator, the output end of the fourth comparator is connected with the input end of the latch, the output end of the latch is connected with the input end of the MCU, the output end of the filament current fault detection circuit is connected with the input end of the fifth comparator, the output end of the fifth comparator is connected with the input end of the MCU, the output end of the anode driving fault detection circuit is connected with the input end of the sixth comparator, the output end of the sixth comparator is connected with the input end of the MCU, the output end of the MCU is connected with the input end of the upper computer, the output end of the upper computer is connected with the input end of the workstation, and the + mA feedback detection circuit, the-mA feedback detection circuit, the KV feedback detection circuit and the inversion current detection circuit respectively carry out + mA, DC and DC on the medical high-voltage generator, Detecting mA, kV and inversion current, and respectively sending the feedback signals to a first comparator, a second comparator, a third comparator and a fourth comparator to judge whether the signals exceed the range, when the fault signal exceeds the set value, the fault signal of + mA, -mA, kV and inversion current is output to a latch for latching, to avoid secondary triggering, then sending to MCU, filament current fault detection circuit, anode driving fault detection circuit to respectively detect filament current and anode driving of medical high voltage generator, and the feedback signals are respectively sent to a fifth comparator and a sixth comparator to judge whether the signals exceed the range, when the filament current is directly output after the set value is exceeded, the fault signal driven by the anode is sent to the MCU, the MCU sends the corresponding error code to the upper computer in an RS232 mode, and then the upper computer transmits the data to a remote workstation through a network, and the fault is judged remotely.
2. The medical high-voltage generator remote fault diagnosis system according to claim 1, characterized in that: the MCU adopts an ARM framework STM32F407 as a control core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911034483.6A CN110888003A (en) | 2019-10-29 | 2019-10-29 | Remote fault diagnosis system for medical high-voltage generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911034483.6A CN110888003A (en) | 2019-10-29 | 2019-10-29 | Remote fault diagnosis system for medical high-voltage generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110888003A true CN110888003A (en) | 2020-03-17 |
Family
ID=69746518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911034483.6A Pending CN110888003A (en) | 2019-10-29 | 2019-10-29 | Remote fault diagnosis system for medical high-voltage generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110888003A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63166200A (en) * | 1986-12-27 | 1988-07-09 | Toshiba Corp | Trouble discrimination circuit of x-ray high voltage generation device |
| CN101765290A (en) * | 2009-12-07 | 2010-06-30 | 芜湖国睿兆伏电子股份有限公司 | High-voltage generator used for X-ray machine and control method thereof |
| CN104062572A (en) * | 2014-06-09 | 2014-09-24 | 青岛东方循环能源有限公司 | Online fault detecting system and method for magnetron |
| CN204377238U (en) * | 2015-01-29 | 2015-06-03 | 珠海市睿影科技有限公司 | A kind of high pressure generator master control system |
| CN206283708U (en) * | 2016-12-27 | 2017-06-27 | 南宁一举医疗电子设备股份有限公司 | Remote data acquisition signal monitoring operation platform system based on medical X ray machine |
| CN108418891A (en) * | 2018-03-16 | 2018-08-17 | 深圳市安健科技股份有限公司 | A kind of high pressure generator monitoring system and method |
| CN208808502U (en) * | 2018-02-22 | 2019-05-03 | 苏州博思得电气有限公司 | The test macro of the test device of high-voltage generator, system and DR equipment |
-
2019
- 2019-10-29 CN CN201911034483.6A patent/CN110888003A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63166200A (en) * | 1986-12-27 | 1988-07-09 | Toshiba Corp | Trouble discrimination circuit of x-ray high voltage generation device |
| CN101765290A (en) * | 2009-12-07 | 2010-06-30 | 芜湖国睿兆伏电子股份有限公司 | High-voltage generator used for X-ray machine and control method thereof |
| CN104062572A (en) * | 2014-06-09 | 2014-09-24 | 青岛东方循环能源有限公司 | Online fault detecting system and method for magnetron |
| CN204377238U (en) * | 2015-01-29 | 2015-06-03 | 珠海市睿影科技有限公司 | A kind of high pressure generator master control system |
| CN206283708U (en) * | 2016-12-27 | 2017-06-27 | 南宁一举医疗电子设备股份有限公司 | Remote data acquisition signal monitoring operation platform system based on medical X ray machine |
| CN208808502U (en) * | 2018-02-22 | 2019-05-03 | 苏州博思得电气有限公司 | The test macro of the test device of high-voltage generator, system and DR equipment |
| CN108418891A (en) * | 2018-03-16 | 2018-08-17 | 深圳市安健科技股份有限公司 | A kind of high pressure generator monitoring system and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102890870B (en) | Self diagnosis method and device for faults of traffic signal control machine | |
| CN109254244B (en) | Relay contact fault diagnosis system | |
| CN102608465A (en) | Automatic testing system for feed terminals | |
| CN101192760B (en) | Remote digital switch control system and method | |
| CN112731125A (en) | System and method for detecting action exit time of protection device | |
| CN106841933B (en) | Transmission line fault comprehensive positioning method and system | |
| CN106601534B (en) | High voltage isolator and high-voltage isolating switch transmission mechanism fault monitoring method | |
| CN102288909B (en) | Portable breaker state monitor | |
| CN112540292B (en) | Circuit breaker action frequency counting device and method | |
| CN110888003A (en) | Remote fault diagnosis system for medical high-voltage generator | |
| CN104065161A (en) | Intelligent power supply and distribution management unit | |
| CN103885375A (en) | Console displaying and monitoring system | |
| CN112180219B (en) | Cable circuit of industrial digital quantity output loop and implementation method | |
| CN105158659A (en) | Automatic insulation detection system of frequency conversion motor | |
| CN202441358U (en) | Automatic monitoring device for oil well production difficulties | |
| CN109164750A (en) | A kind of diagnosis and processing method of shield machine operation troubles | |
| CN103631180A (en) | Isolation switch intelligent controller | |
| CN205123420U (en) | Long -range controlling means that reports an emergency and asks for help or increased vigilance of switching station auxiliary assembly | |
| CN102003373A (en) | Joint inspection device of drainage pump and pump station generating set under high-speed rail and in tunnel | |
| CN107046328A (en) | Automation of transformation substations equipment fault judgement and self-healing system | |
| CN203800701U (en) | Intelligent power distribution control system | |
| CN112504353A (en) | High-voltage circuit breaker and state monitoring device thereof | |
| CN216698951U (en) | Socket with communication function, gas detection device and gas detection system | |
| CN201763396U (en) | Apparatus for combined tour inspection on draining pumps below high-speed rail and of tunnel and generating set of pumping station | |
| CN112928680B (en) | Handcart control system based on servo system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200317 |
|
| RJ01 | Rejection of invention patent application after publication |