CN211188635U - Double protection device for anesthesia machine power supply - Google Patents
Double protection device for anesthesia machine power supply Download PDFInfo
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- CN211188635U CN211188635U CN201921760804.6U CN201921760804U CN211188635U CN 211188635 U CN211188635 U CN 211188635U CN 201921760804 U CN201921760804 U CN 201921760804U CN 211188635 U CN211188635 U CN 211188635U
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- screen module
- anesthesia machine
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Abstract
The utility model discloses a double protection device for a power supply of an anesthesia machine, which comprises a display screen module, a power supply board and a monitoring board, wherein the power supply board is arranged on a lower computer of the anesthesia machine; the monitoring board is in communication connection with the display screen module; the display screen module and the monitoring board are respectively electrically connected with the power panel to control the power panel to supply power to the display screen module and the lower computer. The utility model discloses in, add the control board in the anesthesia machine next machine, with the power supply of display screen module simultaneous control power strip, still have the power supply of control board control power strip after the display screen module falls the electricity, ensure that the next machine continues to be electrified and continue to ventilate, maintain patient's breathing and anesthesia state.
Description
Technical Field
The utility model relates to the technical field of medical equipment, especially, relate to an anesthesia machine power duplicate protection device.
Background
The function of the anesthesia machine is to deliver oxygen and anesthesia to the patient during surgery to maintain the patient's breathing and anesthesia. At present, the design of a display screen on an anesthesia machine mainly considers ergonomics, and the screen can rotate up, down, left and right. In addition, the display screen is an independent module and is connected with the lower computer through a screen line, so that the display screens with different sizes can be easily replaced at any time, and the requirement of a customer on the size of the screen is met.
In addition, in consideration of power-down storage, the used soft shutdown is realized after data is stored before shutdown, and then the shutdown is carried out. The on-off is also controlled by an on-off button on the display screen.
The existing anesthesia machine display screen has the following problems: if the screen wire is not connected reliably or the external force makes it loose, the power of display screen just can't obtain normal supply, can lead to the screen to turn black, and the system auto-shut-down has safe risk.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in providing an anesthesia machine power duplicate protection device of next machine continuation work of getting electricity when ensureing that the display screen module is unusual.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a double protection device for the power supply of an anesthesia machine, which comprises a display screen module, a power supply board and a monitoring board, wherein the power supply board and the monitoring board are arranged on a lower computer of the anesthesia machine; the monitoring board is in communication connection with the display screen module; the display screen module and the monitoring board are respectively electrically connected with the power panel to control the power panel to supply power to the display screen module and the lower computer.
Preferably, the display screen module is provided with an on-off key connected with the power panel.
Preferably, the display screen module is connected with the power panel through a screen wire.
Preferably, the power strip includes a power control circuit;
the power supply control circuit comprises a first connecting port and a second connecting port which are respectively connected with the monitoring board and the display screen module, an output port connected with the power supply board, and an MOS (metal oxide semiconductor) tube and a triode which are sequentially connected between the first connecting port and the second connecting port and the output port.
Preferably, the first connection port is connected with the gate of the MOS transistor Q12 through a first resistor R83, and the second connection port is connected with the gate of the MOS transistor Q12 through a second resistor R48; the gate of the MOS transistor Q12 is connected to the source thereof through a third resistor R63, the source of the MOS transistor Q12 is grounded, and the source of the MOS transistor Q12 is further connected to the collector of the triode Q11 through a fourth resistor R49; the drain electrode of the MOS transistor Q12 is connected with the base electrode of the triode Q11 through a fifth resistor R46, and the collector electrode of the triode Q11 is connected with an output port through a sixth resistor R47;
the base of the triode Q11 is connected with the emitter of the triode Q11 through a seventh resistor R44, and the emitter of the triode Q11 is connected with the power supply VUSE through an eighth resistor R45.
Preferably, the anesthesia machine power supply double protection device further comprises a buzzer connected with the monitoring board; and after the monitoring board is disconnected with the display screen module, the buzzer is controlled to send out an alarm signal.
Preferably, the buzzer is arranged on the monitoring board.
The utility model has the advantages that: the monitoring board is additionally arranged in the lower computer of the anesthesia machine, the monitoring board and the display screen module simultaneously control the power supply of the power supply board, the monitoring board still controls the power supply of the power supply board after the power failure of the display screen module, the lower computer is ensured to be continuously electrified and continuously ventilate, and the breathing and anesthesia states of a patient are maintained.
In addition, set up bee calling organ and report to the police, the suggestion anaesthesia doctor display screen module appears unusually.
Drawings
The invention will be further explained with reference to the drawings and examples, wherein:
fig. 1 is a connection block diagram of a power supply double protection device of an anesthesia machine according to an embodiment of the present invention;
fig. 2 is a monitoring circuit diagram of a monitoring board in the anesthesia machine power supply dual protection device according to an embodiment of the present invention.
Detailed Description
In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1, the dual protection device for anesthesia machine power supply of an embodiment of the present invention includes a display module 10, a power panel 30 disposed on a lower computer 20 of the anesthesia machine, and a monitoring panel 40. The monitoring board 40 is in communication connection with the display screen module 10; the display screen module 10 and the monitoring board 40 are respectively connected to the power board 30, and the power board 30 is controlled to supply power to the display screen module 10 and the lower computer 20.
The display screen module 10 is also a display screen of the anesthesia machine, and is used for displaying various anesthesia parameters, states and the like, and the display screen with the corresponding size can be replaced according to the required size. The display screen module 10 is connected to the power board 30 of the lower computer 20 through the screen wire 11. The display screen module 10 is provided with a switch key connected with the power panel 30, and the anesthesia machine is started by operating the switch key.
The power board 30 is a DC power board and includes a power control circuit.
As shown in fig. 2, the power control circuit includes a first connection port, a second connection port, an output port, a MOS transistor Q12 and a transistor Q11 sequentially connected between the first connection port and the output port, and the second connection port and the output port.
Referring to fig. 1 and 2, the first connection port and the second connection port are respectively connected to the CPU of the monitor board 40 and the CPU of the display screen module 10.
Specifically, the first connection port is connected to the gate of the MOS transistor Q12 through a first resistor R83, and the second connection port is connected to the gate of the MOS transistor Q12 through a second resistor R48. The grid electrode of the MOS transistor Q12 is connected with the source electrode of the MOS transistor Q12 through a third resistor R63, and the source electrode of the MOS transistor Q12 is grounded GND; the source of the MOS transistor Q12 is also connected to the collector of the transistor Q11 through a fourth resistor R49. The drain of the MOS transistor Q12 is connected to the base of the transistor Q11 through a fifth resistor R46, and the collector of the transistor Q11 is connected to the output port through a sixth resistor R47. The base of the triode Q11 is connected with the emitter of the triode Q11 through a seventh resistor R44, and the emitter is connected with the power supply VUSE through an eighth resistor R45.
In this embodiment, the MOS transistor Q12 is 2N 7002K; the transistor Q11 is implemented with MMBT 3906.
Furthermore, the anesthesia machine power double protection device of the present invention further comprises a buzzer (not shown) connected to the monitoring board 40; the buzzer is provided on the monitor panel 40. When the display screen module 10 is powered off, the communication with the monitoring board 40 is interrupted, the monitoring board 40 controls the buzzer to send out an alarm signal, an anesthesiologist is prompted to have abnormal conditions such as power failure of the display screen module 10, and timely measures are taken to solve the abnormal conditions.
Through the utility model discloses an anesthesia machine power duplicate protection method that anesthesia machine power duplicate protection device realized can include:
when the anesthesia machine is started, the display screen module 10 and the monitoring board 40 simultaneously output high level to the power board 30, and the power board 30 supplies power to the display screen module 10 and the lower computer 20;
after the display screen module 10 is powered off (if the screen wire 11 falls off), the monitoring board 40 keeps outputting a high level to the power board 30, the power board 30 supplies power to the lower computer 20, and the lower computer 20 works normally.
Wherein, the display screen module 10 is provided with a switch key connected with the power panel 30; the anesthesia machine is started through the switch key. After the on-off key is operated, the power panel 30 supplies power to the CPU of the display screen module 10, the CPU of the display screen module 10 outputs a high level to the power panel 30 through the power control circuit, and the power panel 30 supplies power to the display screen module 10 and the monitoring panel 40. When the monitoring board 40 is powered on, it outputs a high level to the power board 30 through the power control circuit.
After the power failure of the display screen module 10 due to the falling-off of the screen wire 11 and other conditions, the monitoring board 40 interrupts the communication connection with the display screen module 10 and then controls the buzzer to send out an alarm signal.
With reference to fig. 1 and 2, specifically, when the anesthesia apparatus is normally powered on, the CPU of the display screen module 10 controls the second connection port to output a high level through the POW _ EN, so that the output port outputs the high level to the power board 30, and the power board 30 normally supplies power to the anesthesia apparatus (including supplying power to the display screen module 10 and the lower computer 20). After the lower computer 20 is powered on, the monitoring CPU of the monitoring board 40 controls the first connection port to output a high level through the FAN, and at this time, the two connection ports simultaneously control the EN to output a high level. When the screen wire 11 of the display screen module 10 is accidentally or artificially dropped, which causes the display screen module 10 to be powered off, the CPU of the display screen module 10 cannot enable the POW _ EN to output a high level, and stops communicating with the monitoring board 40 on the lower computer 20. At this time, the monitoring CPU of the monitoring board 40 can still control the FAN to output a high level, and the power board 30 normally supplies power to the anesthesia machine, so that the normal ventilation operation of the anesthesia machine lower computer 20 is not affected.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (7)
1. A dual power protection device for an anesthesia machine is characterized by comprising a display screen module, a power panel and a monitoring panel, wherein the power panel and the monitoring panel are arranged on a lower computer of the anesthesia machine; the monitoring board is in communication connection with the display screen module; the display screen module and the monitoring board are respectively electrically connected with the power panel to control the power panel to supply power to the display screen module and the lower computer.
2. The anesthesia machine power double protection device of claim 1, wherein the display screen module is provided with a switch key connected with the power board.
3. The anesthesia machine power double protection device of claim 1, wherein the display screen module is connected to the power board via a screen wire.
4. The anesthesia machine power duplicate protection device of claim 1, wherein the power panel comprises a power control circuit;
the power supply control circuit comprises a first connecting port, a second connecting port, an output port, an MOS tube and a triode, wherein the first connecting port and the second connecting port are respectively connected with the monitoring board and the display screen module, and the MOS tube and the triode are sequentially connected between the first connecting port and the second connecting port and the output port.
5. The anesthesia machine power source double protection device of claim 4, wherein the first connection port is connected to the gate of the MOS transistor Q12 through a first resistor R83, and the second connection port is connected to the gate of the MOS transistor Q12 through a second resistor R48; the gate of the MOS transistor Q12 is connected to the source thereof through a third resistor R63, the source of the MOS transistor Q12 is grounded, and the source of the MOS transistor Q12 is further connected to the collector of the triode Q11 through a fourth resistor R49; the drain electrode of the MOS transistor Q12 is connected with the base electrode of the triode Q11 through a fifth resistor R46, and the collector electrode of the triode Q11 is connected with an output port through a sixth resistor R47;
the base of the triode Q11 is connected with the emitter of the triode Q11 through a seventh resistor R44, and the emitter of the triode Q11 is connected with the power supply VUSE through an eighth resistor R45.
6. The anesthesia machine power supply duplicate protection device of any of claims 1-5, wherein said anesthesia machine power supply duplicate protection device further comprises a buzzer connected to said monitor board; and after the communication between the monitoring board and the display screen module is interrupted, the buzzer is controlled to send out an alarm signal.
7. The anesthesia machine power duplicate protection device of claim 6, wherein the buzzer is disposed on the monitor panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921760804.6U CN211188635U (en) | 2019-10-18 | 2019-10-18 | Double protection device for anesthesia machine power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921760804.6U CN211188635U (en) | 2019-10-18 | 2019-10-18 | Double protection device for anesthesia machine power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211188635U true CN211188635U (en) | 2020-08-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921760804.6U Active CN211188635U (en) | 2019-10-18 | 2019-10-18 | Double protection device for anesthesia machine power supply |
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| Country | Link |
|---|---|
| CN (1) | CN211188635U (en) |
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2019
- 2019-10-18 CN CN201921760804.6U patent/CN211188635U/en active Active
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