CN211403276U - Medical ultrasonic detection device - Google Patents
Medical ultrasonic detection device Download PDFInfo
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- CN211403276U CN211403276U CN202020577511.0U CN202020577511U CN211403276U CN 211403276 U CN211403276 U CN 211403276U CN 202020577511 U CN202020577511 U CN 202020577511U CN 211403276 U CN211403276 U CN 211403276U
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Abstract
The utility model discloses a medical ultrasonic detection device, including power acquisition circuit, fortune amplifier regulating circuit and steady voltage output circuit, power acquisition circuit gathers the power signal of medical ultrasonic equipment during operation, fortune amplifier regulating circuit application fortune ware AR2 cophase amplified signal, the unusual high level signal in the combined circuit filtering signal that variable resistance RW2 and triode Q1 constitute has been designed simultaneously, when fortune ware AR1 output signal is unusual low level signal, triode Q2 switches on this moment, power +5V inputs in steady voltage output circuit through triode Q2 and fortune ware AR2 output signal together, steady voltage output circuit application fortune ware AR3 cophase amplified fortune amplifier regulating circuit output signal at last, the triode voltage stabilizing circuit steady voltage back output that has designed triode Q3 and stabilivolt D5 to constitute simultaneously, power signal when can real-time detection ultrasonic medical equipment uses, and the output power of the medical ultrasonic equipment during working can be compensated in time.
Description
Technical Field
The utility model relates to the technical field of circuits, especially, relate to a medical ultrasonic detection device.
Background
Along with the development of science and technology, the application of ultrasonic wave is more and more extensive now, and wherein ultrasonic medical equipment is also more and more smooth in the application of medical treatment, and is effectual, easy operation, and in the in-service use process, the patient of hospital is more, and more importantly patient of hospital asks for a doctor 24 hours incessantly, leads to ultrasonic medical equipment to often time out the operation, therefore ultrasonic medical equipment during operation power is unstable, can appear undervoltage even and lead to ultrasonic medical equipment to crash, restart the phenomenon.
SUMMERY OF THE UTILITY MODEL
To the above situation, for overcoming the defects of the prior art, an object of the present invention is to provide a medical ultrasonic testing apparatus, which can detect the power signal of the ultrasonic medical device in real time and compensate the output power of the medical ultrasonic device in time.
The technical scheme includes that the medical ultrasonic detection device comprises a power acquisition circuit, an operational amplifier adjusting circuit and a voltage stabilizing output circuit, wherein the power acquisition circuit acquires a power signal when medical ultrasonic equipment works, an operational amplifier AR1 amplifies the power signal in the same phase and then inputs the power signal into the operational amplifier adjusting circuit, the operational amplifier adjusting circuit amplifies the signal in the same phase by an operational amplifier AR2, a composite circuit consisting of a variable resistor RW2 and a triode Q1 is designed to filter an abnormal high-level signal in the signal, when the output signal of the operational amplifier AR1 is an abnormal low-level signal, the triode Q2 is conducted, a power supply +5V is input into the voltage stabilizing output circuit through a triode Q2 and an operational amplifier AR2 to achieve the effect of compensating the signal, finally the voltage stabilizing output circuit amplifies the output signal of the operational amplifier adjusting circuit in the same phase by an operational amplifier AR3, and a triode voltage stabilizing circuit 82923 consisting of a triode Q3 and a voltage stabilizing tube D4 is designed, namely, the output power of the medical ultrasonic equipment during working is compensated and collected;
the operational amplifier adjusting circuit comprises an operational amplifier AR2, wherein the non-inverting input end of the operational amplifier AR2 is connected with one end of a resistor R4 and one end of a capacitor C2, the other end of the capacitor C2 is grounded, the inverting input end of the operational amplifier AR2 is connected with one ends of a resistor R5 and a resistor R6, the other end of the resistor R5 is grounded, the other end of the resistor R4 is connected with the anode of a diode D3, a resistor R3, one end of a capacitor C3 and a contact 1 of a variable resistor RW1, the contact 3, the negative pole of the diode D3 is connected with the contact 1 of the variable resistor RW2, the contact 3 and the collector of the triode Q1, the base of the triode Q1 is connected with the contact 2 of the variable resistor RW2, the emitter of the triode Q1 is grounded, the output end of the operational amplifier AR2 is connected with the negative pole of the diode D4, the other end of the resistor R6 and the other end of the capacitor C3, the positive pole of the diode D4 is connected with the collector of the triode Q2, the base of the triode Q2 is connected with the contact 2 of the variable resistor RW1, and the other end of the resistor R3 is connected with the power supply + 5V.
Due to the adoption of the technical scheme, compared with the prior art, the utility model has the advantages that;
1, the operational amplifier AR2 is used for amplifying signals in phase and amplifying signal power, meanwhile, a composite circuit composed of a variable resistor RW2 and a triode Q1 is designed for filtering abnormal high-level signals in the signals, when the output signal of the operational amplifier AR1 is an abnormal high-level signal, the abnormal high-level signal is attenuated by the variable resistor RW2 firstly and then discharged to the ground through the triode Q1, when the output signal of the operational amplifier AR1 is an abnormal low-level signal, the triode Q2 is conducted in the same way, and a power supply +5V is input into a voltage-stabilizing output circuit through the triode Q2 and the output signal of the operational amplifier AR2, so that the effect of compensating the signals is achieved, the effects of stabilizing and calibrating the signals are achieved, and stable compensating signals are output.
Drawings
Fig. 1 is a schematic diagram of the medical ultrasonic testing device of the present invention.
Detailed Description
The foregoing and other technical matters, features and effects of the present invention will be apparent from the following detailed description of the embodiments, which is to be read in connection with the accompanying fig. 1. The structural contents mentioned in the following embodiments are all referred to the attached drawings of the specification.
In the first embodiment, a medical ultrasonic detection device comprises a power acquisition circuit, an operational amplifier adjusting circuit and a voltage stabilizing output circuit, wherein the power acquisition circuit acquires a power signal when a medical ultrasonic device works, an operational amplifier AR1 is used for amplifying the power signal in the same phase and then inputting the power signal into the operational amplifier adjusting circuit, the operational amplifier AR2 is used for amplifying the signal in the same phase, a composite circuit consisting of a variable resistor RW2 and a triode Q1 is designed for filtering an abnormal high level signal in the signal, when the output signal of the operational amplifier AR1 is an abnormal low level signal, the triode Q2 is conducted, a power supply +5V is input into the voltage stabilizing output circuit through a triode Q2 and an operational amplifier AR2 to play a role in compensating the signal, finally the voltage stabilizing output circuit amplifies the output signal of the voltage stabilizing circuit in the same phase by using the operational amplifier AR3, and the triode Q3 and a voltage stabilizing tube D5 are designed for stabilizing the voltage and outputting the voltage, namely, the output power of the medical ultrasonic equipment during working is compensated and collected;
the operational amplifier adjusting circuit amplifies signals in phase by using an operational amplifier AR2, amplifies signal power, simultaneously designs a composite circuit consisting of a variable resistor RW2 and a triode Q1 to filter abnormal high-level signals in the signals, when the output signal of the operational amplifier AR1 is an abnormal high-level signal, the abnormal high-level signal is firstly attenuated by the variable resistor RW2 and then discharged to the ground by the triode Q1, when the output signal of the operational amplifier AR1 is an abnormal low-level signal, the triode Q2 is conducted similarly, a power supply +5V is input into a voltage stabilizing output circuit together with the output signal of the operational amplifier AR2 through the triode Q2 to play a role of compensating signals, the non-inverting input end of the operational amplifier AR2 is connected with one end of a resistor R4 and one end of a capacitor C2, the other end of the capacitor C2 is grounded, the inverting input end of the operational amplifier AR2 is connected with one end of the resistor R5 and one end of the resistor R6, the other end of the resistor R5 is grounded, and the other end of the resistor D3 and the resistor R, One end of a capacitor C3, a contact 1 and a contact 3 of a variable resistor RW1, the negative electrode of a diode D3 is connected with the contact 1 and the contact 3 of the variable resistor RW2 and the collector of a triode Q1, the base electrode of a triode Q1 is connected with the contact 2 of a variable resistor RW2, the emitter of the triode Q1 is grounded, the output end of an operational amplifier AR2 is connected with the negative electrode of a diode D4, the other end of a resistor R6 and the other end of the capacitor C3, the positive electrode of the diode D4 is connected with the collector of a triode Q2, the base electrode of the triode Q2 is connected with the contact 2 of the variable resistor RW1, and the other end of the resistor R3 is connected with.
On the basis of the scheme, the voltage stabilization output circuit utilizes an operational amplifier AR3 to amplify the output signal of the operational amplifier adjusting circuit in phase, and simultaneously designs a triode voltage stabilization circuit consisting of a triode Q3 and a voltage stabilizing tube D5 to output after voltage stabilization, wherein the output signal is also output after the voltage stabilization, namely the output power of the medical ultrasonic equipment during working is compensated and collected, the in-phase input end of the operational amplifier AR3 is connected with the output end of the operational amplifier AR2, the anti-phase input end of the operational amplifier AR3 is connected with one end of a resistor R7 and a resistor R8, the other end of the resistor R7 is grounded, the output end of the operational amplifier AR3 is connected with the collector of the triode Q3, the other end of the resistor R8 and one end of the resistor R9, the base of the triode Q3 is connected with the other end of a resistor R9 and the negative electrode of the voltage stabilizing tube D5, the positive electrode of the voltage stabilizing tube D5 is;
the power acquisition circuit adopts a power collector J1 with the model number AD8318 to acquire a power signal when the medical ultrasonic equipment works, an operational amplifier AR1 is applied and input into the operational amplifier adjusting circuit after in-phase amplification, a voltage stabilizing tube D1 stabilizes voltage, an inductor L1 plays a role in filtering high-frequency signal noise waves, a power supply end of the power collector J1 is connected with +5V and one end of a capacitor C1, a grounding end of the power collector J1 is grounded, an output end of the power collector J1 is connected with the other end of the capacitor C1, one end of an inductor L1 and a cathode of a voltage stabilizing tube D1, an anode of a voltage stabilizing tube D1 is grounded, the other end of the inductor L1 is connected with an anode of a diode D2, a cathode of a diode D2 is connected with an in-phase input end of an AR1, an inverting input end of the operational amplifier, one end of the resistor R2 and the other end of the resistor R1 are grounded, and the output end of the operational amplifier AR1 is connected with the other end of the resistor R2 and the anode of the diode D3.
When the utility model is used, the medical ultrasonic detection device comprises a power acquisition circuit, an operational amplifier adjusting circuit and a voltage stabilizing output circuit, wherein the power acquisition circuit acquires power signals when the medical ultrasonic equipment works, the operational amplifier AR1 inputs the power signals into the operational amplifier adjusting circuit after the same phase amplification, the operational amplifier adjusting circuit applies an operational amplifier AR2 to amplify the signals and amplifies the signal power, a composite circuit consisting of a variable resistor RW2 and a triode Q1 is designed to filter abnormal high level signals in the signals, when the output signals of the operational amplifier AR1 are abnormal high level signals, the signals are firstly attenuated by the variable resistor RW2, the abnormal high level signals are discharged to the ground through the triode Q1 after the attenuation, when the output signals of the operational amplifier AR1 are abnormal low level signals, the triode Q2 is conducted similarly, the power supply +5V is input into the voltage stabilizing output circuit through the triode Q2 and the output signals of the operational amplifier AR2, the voltage stabilizing output circuit has the effect of compensating signals, finally, the operational amplifier AR3 is used for amplifying output signals of the operational amplifier adjusting circuit in phase, and meanwhile, a triode voltage stabilizing circuit consisting of a triode Q3 and a voltage stabilizing tube D5 is designed for outputting after voltage stabilization, namely, the output power of the medical ultrasonic equipment during working is compensated and collected.
The above description is provided for further details of the present invention with reference to the specific embodiments, which should not be construed as limiting the present invention; to the utility model discloses affiliated and relevant technical field's technical personnel are based on the utility model discloses under the technical scheme thinking prerequisite, the extension of doing and the replacement of operating method, data all should fall within the utility model discloses within the protection scope.
Claims (3)
1. A medical ultrasonic detection device comprises a power acquisition circuit, an operational amplifier adjusting circuit and a voltage stabilizing output circuit, and is characterized in that the power acquisition circuit acquires a power signal when a medical ultrasonic device works, an operational amplifier AR1 is used for amplifying in phase and then inputting the power signal into the operational amplifier adjusting circuit, the operational amplifier adjusting circuit uses an operational amplifier AR2 for amplifying in phase signals, a composite circuit consisting of a variable resistor RW2 and a triode Q1 is designed for filtering abnormal high level signals in the signals, when the output signal of the operational amplifier AR1 is an abnormal low level signal, a triode Q2 is conducted at the moment, a power supply +5V is input into the voltage stabilizing output circuit through a triode Q2 and an operational amplifier AR2 to play a role in compensating the signals, finally the voltage stabilizing output circuit uses an operational amplifier AR3 for amplifying in phase signals output by the voltage stabilizing circuit adjusting circuit, a triode Q3 and a voltage stabilizing tube D5 are designed for stabilizing voltage and outputting, namely, the output power of the medical ultrasonic equipment during working is compensated and collected;
the operational amplifier adjusting circuit comprises an operational amplifier AR2, wherein the non-inverting input end of the operational amplifier AR2 is connected with one end of a resistor R4 and one end of a capacitor C2, the other end of the capacitor C2 is grounded, the inverting input end of the operational amplifier AR2 is connected with one ends of a resistor R5 and a resistor R6, the other end of the resistor R5 is grounded, the other end of the resistor R4 is connected with the anode of a diode D3, a resistor R3, one end of a capacitor C3 and a contact 1 of a variable resistor RW1, the contact 3, the negative pole of the diode D3 is connected with the contact 1 of the variable resistor RW2, the contact 3 and the collector of the triode Q1, the base of the triode Q1 is connected with the contact 2 of the variable resistor RW2, the emitter of the triode Q1 is grounded, the output end of the operational amplifier AR2 is connected with the negative pole of the diode D4, the other end of the resistor R6 and the other end of the capacitor C3, the positive pole of the diode D4 is connected with the collector of the triode Q2, the base of the triode Q2 is connected with the contact 2 of the variable resistor RW1, and the other end of the resistor R3 is connected with the power supply + 5V.
2. The medical ultrasonic detection device of claim 1, wherein the voltage stabilizing output circuit comprises an operational amplifier AR3, a non-inverting input terminal of the operational amplifier AR3 is connected to an output terminal of the operational amplifier AR2, an inverting input terminal of the operational amplifier AR3 is connected to one end of a resistor R7 and a resistor R8, the other end of the resistor R7 is grounded, an output terminal of the operational amplifier AR3 is connected to a collector of a transistor Q3 and the other end of a resistor R8 and one end of a resistor R9, a base of the transistor Q3 is connected to the other end of the resistor R9 and a cathode of a voltage regulator D5, an anode of the voltage regulator D5 is grounded, an emitter of the transistor Q3 is connected to one end of the resistor R10, and the other end of the resistor R10 is connected to a signal.
3. The medical ultrasonic detection device as claimed in claim 1, wherein the power acquisition circuit comprises a power collector J1 of type AD8318, a power supply end of the power collector J1 is connected to +5V and one end of a capacitor C1, a ground end of the power collector J1 is grounded, an output end of the power collector J1 is connected to one end of a capacitor C1 and an inductor L1, and a cathode of a voltage regulator D1, an anode of the voltage regulator D1 is grounded, another end of the inductor L1 is connected to an anode of a diode D2, a cathode of the diode D2 is connected to a non-inverting input end of an operational amplifier AR1, an inverting input end of the operational amplifier 63ar 23 is connected to one end of a resistor R1 and a resistor R2, another end of a resistor R1 is grounded, and an output end of the operational amplifier AR1 is connected to the other end of a resistor R2 and an anode of the diode D36.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020577511.0U CN211403276U (en) | 2020-04-17 | 2020-04-17 | Medical ultrasonic detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020577511.0U CN211403276U (en) | 2020-04-17 | 2020-04-17 | Medical ultrasonic detection device |
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| Publication Number | Publication Date |
|---|---|
| CN211403276U true CN211403276U (en) | 2020-09-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020577511.0U Active CN211403276U (en) | 2020-04-17 | 2020-04-17 | Medical ultrasonic detection device |
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| CN (1) | CN211403276U (en) |
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2020
- 2020-04-17 CN CN202020577511.0U patent/CN211403276U/en active Active
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