CN203634158U - Intelligent electrocardiogram machine using power device - Google Patents
Intelligent electrocardiogram machine using power device Download PDFInfo
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- CN203634158U CN203634158U CN201320724703.XU CN201320724703U CN203634158U CN 203634158 U CN203634158 U CN 203634158U CN 201320724703 U CN201320724703 U CN 201320724703U CN 203634158 U CN203634158 U CN 203634158U
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Abstract
The utility model provides an intelligent electrocardiogram machine using a power device, and relates to the field of medical appliances. The intelligent electrocardiogram machine comprises heart data acquisition equipment comprising an acquisition circuit, a noise reduction circuit, a signal processing circuit and a processor, a central processor, an uninterruptible power supply, an overvoltage detection circuit, a power supply management circuit and a charge circuit, wherein the signal output end of the acquisition circuit is connected with the signal input end of the noise reduction circuit; the signal output end of the noise reduction circuit is connected with the signal input end of the signal processing circuit; the signal output end of the signal processing circuit is connected with the processor; the processor is used for processing an input signal; the uninterruptible power supply and a commercial power supply are connected with the overvoltage detection circuit respectively; the uninterruptible power supply is in a charge mode when the commercial power supply is on and is in a discharge mode when the commercial power supply is off; the overvoltage detection circuit is connected with the power supply management circuit; the power supply management circuit is connected with the charge circuit; the charge circuit is connected with a battery of the electrocardiogram machine to charge the battery of the electrocardiogram machine.
Description
Technical field
This utility model relates to medical instruments field, relates in particular to a kind of intelligent cardiac figure machine of applied power source device.
Background technology
Heart disease is a kind of common serious harm health of people and the disease of life, has sudden and sporadic.Most electrocardio detection type equipment exists the visuality of ecg wave form poor, the defect of the contradiction of portable and printing function, and is easily subject to the interference of outside other electromagnetic equipment.Therefore need to solve following technical problem:
1, a kind of electrocardiograph data processing and control plate with stablizing waveform demonstration, and heart real-time Data Transmission is arrived to display terminal, or be sent to remote server, meet the demand of family, community medicine health care, hospital's current check, daily monitoring, the appliance requires stability of detection heart and professional;
2, especially when cardiac data has detected or in testing process, the unstable or power-off suddenly of Power supply, to the cardiac data detecting not can completely embody, this just needs a stable power supply support, guarantees the steady operation of electrocardiograph.
Utility model content
This utility model is intended at least solve the technical problem existing in prior art, has proposed to special innovation a kind of intelligent cardiac figure machine of applied power source device.
In order to realize above-mentioned purpose of the present utility model, this utility model provides a kind of intelligent cardiac figure machine of applied power source device, its key is, comprise, cardiac data collecting device is Acquisition Circuit, Dolby circuit, signal processing circuit and processor, also comprise, central processing unit, uninterrupted power source, over-voltage detection circuit, power supply management circuit and charging circuit, described Acquisition Circuit signal output part connects Dolby circuit signal input part, described Dolby circuit signal output part connects signal processing circuit signal input part, described signal processing circuit signal output part connects processor, by processor, the signal of input is processed,
Described uninterrupted power source is connected respectively over-voltage detection circuit with mains supply, uninterrupted power source under mains powered state in charge mode, under mains supply off-position in discharge condition, described over-voltage detection circuit also connects power supply management circuit, described power supply management circuit connects charging circuit, described charging circuit connects electrocardiograph battery, and electrocardiograph battery is charged.
The intelligent cardiac figure machine of described applied power source device, preferred: described signal processing circuit comprises, input buffering and the network that leads, difference amplifier and the first photoelectrical coupler, described Dolby circuit signal output part connects input buffering and the network signal input that leads, described input buffering is connected difference amplifier signal input part with the network signal outfan that leads, described difference amplifier signal output part connects the first photoelectrical coupler signal input part, and described the first photoelectrical coupler signal output part connects processor.
The intelligent cardiac figure machine of described applied power source device, preferred: described signal processing circuit also comprises: the anti-aliasing circuit of closed circuit low pass, the anti-aliasing circuit of described closed circuit low pass is connected between difference amplifier and photoelectrical coupler.
The intelligent cardiac figure machine of described applied power source device, preferred: described Acquisition Circuit comprises the first Acquisition Circuit and the second Acquisition Circuit, described the first Acquisition Circuit is connected Dolby circuit jointly with the second Acquisition Circuit, and the signal that the first Acquisition Circuit and the second Acquisition Circuit are received carries out noise reduction process.
The intelligent cardiac figure machine of described applied power source device, preferred: described Acquisition Circuit comprises respectively acquisition electrode and ground electrode, described acquisition electrode connects tested human body and receives health sampled data, ground electrode ground connection.
The intelligent cardiac figure machine of described applied power source device, preferably, described power supply management circuit comprises alternating-current switch protective tube, transformator and current rectifying and wave filtering circuit, described alternating-current switch protective tube connects respectively over-voltage detection circuit and transformator, described alternating-current switch protective tube for carrying out break-make management when in overvoltage condition, described transformator connects current rectifying and wave filtering circuit, carries out rectifying and wave-filtering by described current rectifying and wave filtering circuit.
The intelligent cardiac figure machine of described applied power source device, preferred, also comprise, control logic circuit, described control logic circuit connects current rectifying and wave filtering circuit signal output part and charging circuit signal output part, for charged state is controlled.
The intelligent cardiac figure machine of described applied power source device, preferred, also comprise, DC/DC transducer, described DC/DC transducer connects control logic circuit, for DC source is carried out to conversion operations.
The intelligent cardiac figure machine of described applied power source device, preferred, described control logic circuit connects central processing unit, by described central processing unit, control logic circuit is controlled.
The intelligent cardiac figure machine of described applied power source device, preferred, described uninterrupted power source comprises plural uninterrupted power source.
In sum, owing to having adopted technique scheme, the beneficial effects of the utility model are:
1, this utility model carries out stable, omnibearing detection by multiple Acquisition Circuit and Dolby circuit to patient's cardiac data, its sampled data ensures objective reality, especially pass through noise reduction process signal afterwards, described electrocardiograph can not be subject to the impact of surrounding devices or other signals of telecommunication.
2,, for electrocardiograph is stablized lasting power supply, use uninterrupted power source to carry out stand-by power supply, when under voltage instability or powering-off state, uninterrupted power source is just started working, do not affect the normal use of electrocardiograph, under normal power supply state, uninterrupted power source is in charged state.Especially use two uninterrupted power sources, in the time of one of them cisco unity malfunction, just can start another uninterrupted power source.
Additional aspect of the present utility model and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present utility model.
Brief description of the drawings
Above-mentioned and/or additional aspect of the present utility model and advantage accompanying drawing below combination is understood becoming the description of embodiment obviously and easily, wherein:
Fig. 1 is the intelligent cardiac figure machine schematic diagram of a kind of applied power source device of this utility model;
Fig. 2 is the intelligent cardiac figure machine embodiment schematic diagram of a kind of applied power source device of this utility model;
Fig. 3 is the intelligent cardiac figure machine embodiment schematic diagram of a kind of applied power source device of this utility model.
Detailed description of the invention
Describe embodiment of the present utility model below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Be exemplary below by the embodiment being described with reference to the drawings, only for explaining this utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, term " longitudinally ", " laterally ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", orientation or the position relationship of instructions such as " outward " are based on orientation shown in the drawings or position relationship, only this utility model and simplified characterization for convenience of description, instead of device or the element of instruction or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as restriction of the present utility model.
In description of the present utility model, unless otherwise prescribed and limit, it should be noted that, term " installation ", " being connected ", " connection " should be interpreted broadly, for example, can be mechanical connection or electrical connection, also can be the connection of two element internals, can be to be directly connected, and also can indirectly be connected by intermediary, for the ordinary skill in the art, can understand as the case may be the concrete meaning of above-mentioned term.
As shown in Figure 1, this utility model provides a kind of intelligent cardiac figure machine of applied power source device, comprise, cardiac data collecting device is Acquisition Circuit, Dolby circuit, signal processing circuit and processor, its key is, described Acquisition Circuit signal output part connection Dolby circuit signal input part, and described Dolby circuit signal output part connects signal processing circuit signal input part, described signal processing circuit signal output part connects processor, by processor, the signal of input is processed.
The beneficial effect of technique scheme is: by the coordinated of Acquisition Circuit and Dolby circuit, better gather human heart data, accurately draw electrocardiogram (ECG) data result, described Dolby circuit is better resisted interfering signal.
The intelligent cardiac figure machine of described applied power source device, preferred: described signal processing circuit comprises, input buffering and the network that leads, difference amplifier and the first photoelectrical coupler, described Dolby circuit signal output part connects input buffering and the network signal input that leads, described input buffering is connected difference amplifier signal input part with the network signal outfan that leads, described difference amplifier signal output part connects the first photoelectrical coupler signal input part, and described the first photoelectrical coupler signal output part connects processor.
The intelligent cardiac figure machine of described applied power source device, preferred: described signal processing circuit also comprises: the anti-aliasing circuit of closed circuit low pass, the anti-aliasing circuit of described closed circuit low pass is connected between difference amplifier and photoelectrical coupler.
The intelligent cardiac figure machine of described applied power source device, preferred: described Acquisition Circuit comprises the first Acquisition Circuit and the second Acquisition Circuit, described the first Acquisition Circuit is connected Dolby circuit jointly with the second Acquisition Circuit, and the signal that the first Acquisition Circuit and the second Acquisition Circuit are received carries out noise reduction process.
As shown in Figure 2, the first Acquisition Circuit and the second Acquisition Circuit are for the pulsation number of times that caused human body impedance changes of beating of tested person's systemic heart in unit interval of exporting; The first Acquisition Circuit and the second Acquisition Circuit all comprise respectively acquisition electrode and ground electrode; wherein the acquisition electrode of the first Acquisition Circuit is connected with position, tested human body chest respectively with ground electrode; the line end ground connection of ground electrode; the line end of acquisition electrode is divided into two-way; one tunnel connects the signal output part in ac-excited source through sampling resistor, another road is connected with the signal input part of signal processing circuit; The signal output part of described signal processing circuit connects Dolby circuit.
Described signal processing circuit comprises input buffering and the network that leads, difference amplifier, the anti-aliasing circuit of closed circuit low pass and the photoelectrical coupler of the unidirectional connection of order, and the signal output part of described photoelectrical coupler connects processor of single chip computer.
Wherein processor of single chip computer comprises digital signal processor DSP or on-site programmable gate array FPGA etc.Specifically, DSP receives the signal of telecommunication from the first Acquisition Circuit and the second Acquisition Circuit, and for regulating and this signal of telecommunication being sampled to produce conditioned signal, DSP is configured to different sample rates, original analog heart signal be sampled.
The intelligent cardiac figure machine of described applied power source device, preferred: described Acquisition Circuit comprises respectively acquisition electrode and ground electrode, described acquisition electrode connects tested human body and receives health sampled data, ground electrode ground connection.
The intelligent cardiac figure machine of described applied power source device; preferred: also to comprise sampling resistor and accurate cymoscope; described collection resistance connects accurate cymoscope; the line end of described sampling electrode is divided into two-way; one tunnel connects the signal output part in ac-excited source through sampling resistor, another road is connected with the signal input part of signal processing circuit; Described accurate cymoscope connects Dolby circuit.
The intelligent cardiac figure machine of described applied power source device, preferred: also comprise, testing circuit and the second photoelectrical coupler of coming off that lead, described in the lead testing circuit that comes off connect respectively difference amplifier and photoelectrical coupler, described photoelectrical coupler connects processor.
The intelligent cardiac figure machine of described applied power source device, preferred: also comprise, DC/DC buffer circuit, described DC/DC buffer circuit connect processor.
The intelligent cardiac figure machine of described applied power source device, preferred: described processor is dsp processor or FPGA.
The intelligent cardiac figure machine of described applied power source device, preferred: described Dolby circuit comprises, the first capacitor C
1, the second capacitor C
2, the 3rd capacitor C
3, the 4th capacitor C
4, the 5th capacitor C
5, the 6th capacitor C
6, the 7th capacitor C
7, the 8th capacitor C
8, the 9th capacitor C
9, the first resistance R
1, the second resistance R
2, the 3rd resistance R
3, the 4th resistance R
4, the 5th resistance R
5, the 6th resistance R
6, the 7th resistance R
7, the 8th resistance R
8, the first transistor, transistor seconds, the 3rd transistor, described second electric capacity one end connects voltage end, the described second electric capacity other end connects respectively the first resistance, the first electric capacity and the 4th electric capacity one end, described the first resistance other end ground connection, another termination second resistance one end of described the first electric capacity, the described second resistance other end connects respectively the first transistor negative pole and the 4th electric capacity other end, described the first transistor plus earth, described the 3rd electric capacity one end connects voltage end positive pole, described the 3rd electric capacity other end ground connection, described the 5th electric capacity one end connects voltage end negative pole, described without electric capacity other end ground connection, described the first transistor output termination the 3rd resistance one end, described the 3rd resistance other end connects respectively the 4th resistance, the 5th resistance and the 6th electric capacity one end, described the 5th resistance other end connects the 7th electric capacity one end, described the 4th resistance other end connects transistor seconds negative pole, described the 6th electric capacity other end ground connection, described transistor seconds plus earth, described transistor seconds outfan connects the 6th resistance, described the 6th resistance other end connects respectively the 7th resistance, the 8th resistance and the 8th electric capacity one end, described the 7th resistance other end connects the 9th electric capacity one end, described the 8th resistance other end connects the 3rd transistor negative pole, described the 8th electric capacity other end ground connection, described the 3rd transistor plus earth, described the 3rd transistor outfan connects voltage output end.
The beneficial effect of technique scheme is: by filter circuit carry out signal after noise reduction process more stablize clear.
Linking relationship in described processor between each circuit is: one end of described high speed crystal oscillator is carried out one-way linkage with I/O change-over circuit and is connected, one end of described filter circuit is carried out one-way linkage with I/O change-over circuit and is connected, described I/O change-over circuit carries out two-way connection with control circuit and Acquisition Circuit respectively, it between described control circuit and described Acquisition Circuit, is two-way connection tiny signal capture card, its special character is: comprise function commutation circuit, current source circuit, signal conditioning circuit, current sampling circuit, signal acquisition processing circuit and communication interface circuit, one end of described function commutation circuit is connected with terminal HI, ground terminal L, terminal HS, terminal LS, terminal I, current source circuit and current sampling circuit, the other end of described function commutation circuit successively with signal conditioning circuit, signal acquisition processing circuit is connected with communication interface circuit, described terminal HI, the L shaped one-tenth voltage acquisition of ground terminal end, described terminal HS and terminal LS form electrical resistance collection end, described ground terminal L and terminal I form current acquisition end and current source outfan, described current source circuit provides constant-current source excitation through function commutation circuit to the measured resistance at electrical resistance collection end place, described current sampling circuit is the tested electric current through current acquisition end through function commutation circuit acquisition stream, described signal conditioning circuit is converted into voltage signal through function commutation circuit by measured resistance, electric current, and is transferred to signal conditioning circuit and carries out signal amplification or attenuation processing.
Above-mentioned functions commutation circuit comprises K switch 1, K switch 2, K switch 3 and four is selected an analog switch K4, one end of described K switch 2 is connected with terminal HI, the other end of described K switch 2 divides two-way, one tunnel is connected with current source circuit through K switch 1, another Lu Yusi selects the contact A of an analog switch K4 to connect, terminal I is through K switch 3, after current sampling circuit, select the contact B of an analog switch K4 to be connected with four, terminal HS and four selects the contact C of an analog switch K4 to be connected, terminal LS and four selects the contact D of an analog switch K4 to be connected, four select the contact of an analog switch K4 to be connected with signal conditioning circuit.Above-mentioned current source circuit comprises clamp circuit, current-limiting circuit, GSS Gear Select Switch J1-J14, and feedback output circuit, described current-limiting circuit comprises current-limiting resistance R4-R10, described current-limiting resistance R4-R10 one end parallel connection.
Described clamp circuit comprises the first operational amplifier U1B, field effect transistor Q1, Zener diode D2, resistance R 1, resistance R 2, described feedback output circuit comprises the second operational amplifier U1A, Zener diode D1 and resistance R 3, the positive pole of described the first operational amplifier U1B connects 5V power supply, the negative pole of described the first operational amplifier U1B is by resistance R 2 ground connection, the grid of the output termination field effect transistor Q1 of described the first operational amplifier U1B, the source electrode connecting resistance R2 of described field effect transistor Q1, the drain electrode of described field effect transistor Q1 divides two-way, one tunnel is connected with one end of resistance R 1, another road is connected with the positive pole of the second operational amplifier U1A, the other end of described resistance R 1 divides two-way, the Zener diode D2 of leading up to is connected with power supply, the other end is connected with one end of current-limiting circuit, the other end of the resistance R 4 of described current-limiting circuit divides two-way, the GSS Gear Select Switch J1 of leading up to is connected with the negative pole of the second operational amplifier U1A, the GSS Gear Select Switch J8 of separately leading up to is connected with the drain electrode of field effect transistor Q2, the connected mode of the other end of the resistance R 5-R10 of described current-limiting circuit is identical with resistance R 4, the outfan of described the second operational amplifier U1A is connected with one end of resistance R 3 by Zener diode D1, the grid of described field effect transistor Q2 is connected with one end of resistance R 3, the other end of described resistance R 3 is connected with power supply.
Above-mentioned signal conditioning circuit comprises the 3rd operational amplifier U1C, four-operational amplifier U1D, the 5th operational amplifier U1E, the 6th operational amplifier U1F, resistance R 11-R19 and resistance R ref, the minus earth of described the 3rd operational amplifier, the positive pole of described the 3rd operational amplifier, one end of one end of resistance R ref and resistance R 12 connects, the outfan of described the 3rd operational amplifier, one end of the other end of resistance R 12 and resistance R 14 connects, the negative pole of described four-operational amplifier U1D, the other end of resistance R 11 and resistance R ref connects, the outfan of described four-operational amplifier U1D, one end of the other end of resistance R 11 and resistance R 13 connects, and the positive pole of four-operational amplifier U1D meets VIN, the other end of described resistance R 14, the negative pole of the 5th operational amplifier U1E, one end of resistance R 15 connects, the other end of described resistance R 13, one end of one end of the positive pole of the 5th operational amplifier U1E and resistance R 16 and resistance R 19 connects, the outfan of described the 5th operational amplifier U1E, the other end of resistance R 15, one end of one end of resistance R 17 and resistance R 18 connects, and the other end of described resistance R 18 is as the negative pole of out-put supply, the other end of described resistance R 17, the other end of resistance R 16, the negative pole of the 6th operational amplifier U1F connects, and the outfan of the other end of described resistance R 19 and the 6th operational amplifier U1F is as the positive pole of out-put supply, and the positive pole of the 6th operational amplifier U1F meets difference output male model voltage V
rEF.
Above-mentioned current sampling circuit comprises Zener diode D3-D6, the 7th operational amplifier U1G and sampling resistor R0, one end of described sampling resistor R0, the equal ground connection of negative electrode of the anode of Zener diode D6 and Zener diode D4, the other end of described sampling resistor R0, the anode of the negative electrode of Zener diode D5 and Zener diode D3 is all connected with the positive pole of the 7th operational amplifier U1G, the negative electrode of described Zener diode D3, the anode of Zener diode D4, the negative electrode of the anode of Zener diode D5 and Zener diode D6 is all connected with the negative pole of the 7th operational amplifier U1G, the outfan of described the 7th operational amplifier U1G is connected with the negative pole of the 7th operational amplifier U1G, the positive pole of described the 7th operational amplifier U1G is as the sampling end of current sampling circuit, and the outfan of described the 7th operational amplifier U1G is as the outfan of current sampling circuit, and the positive pole of described the 7th operational amplifier U1G is connected with function commutation circuit.
Above-mentioned communication interface circuit is RS232, RS485, USB or Ethernet digital interface.
As shown in Figure 3, this utility model provides a kind of intelligent cardiac figure machine of applied power source device, its key is, comprise, central processing unit, cardiac data collecting device, uninterrupted power source, over-voltage detection circuit, power supply management circuit and charging circuit, described uninterrupted power source is connected respectively over-voltage detection circuit with mains supply, uninterrupted power source under mains powered state in charge mode, under mains supply off-position in discharge condition, described over-voltage detection circuit also connects power supply management circuit, described power supply management circuit connects charging circuit, described charging circuit connects electrocardiograph battery, electrocardiograph battery is charged.
The intelligent cardiac figure machine of described applied power source device, preferably, described power supply management circuit comprises alternating-current switch protective tube, transformator and current rectifying and wave filtering circuit, described alternating-current switch protective tube connects respectively over-voltage detection circuit and transformator, described alternating-current switch protective tube for carrying out break-make management when in overvoltage condition, described transformator connects current rectifying and wave filtering circuit, carries out rectifying and wave-filtering by described current rectifying and wave filtering circuit.
The intelligent cardiac figure machine of described applied power source device, preferred, also comprise, control logic circuit, described control logic circuit connects current rectifying and wave filtering circuit signal output part and charging circuit signal output part, for charged state is controlled.
The intelligent cardiac figure machine of described applied power source device, preferred, also comprise, DC/DC transducer, described DC/DC transducer connects control logic circuit, for DC source is carried out to conversion operations.
The intelligent cardiac figure machine of described applied power source device, preferred, described control logic circuit connects central processing unit, by described central processing unit, control logic circuit is controlled.
The intelligent cardiac figure machine of described applied power source device, preferred, described uninterrupted power source comprises plural uninterrupted power source.
The intelligent cardiac figure machine of described applied power source device, preferred, described alternating-current switch protective tube is mos field effect transistor.
Two inputs of described over-voltage detection circuit are connected with negative terminal with the anode of input power respectively; outfan is connected with the control end of described alternating-current switch protecting tube; while being greater than normal low-tension supply value with the voltage between two inputs of the described over-voltage detection circuit of box lunch; make described alternating-current switch protecting tube closure; otherwise, described alternating-current switch protecting tube is disconnected; In the time that the voltage between two inputs of described over-voltage detection circuit is negative voltage, described alternating-current switch protecting tube is disconnected;
DC/DC transducer is to change after input voltage the effectively electric pressure converter of output fixed voltage, and DC/DC transducer is generally by control chip, inductance coil, and diode, audion, electric capacity forms.
The beneficial effects of the utility model are:
1, this utility model carries out stable, omnibearing detection by multiple Acquisition Circuit and Dolby circuit to patient's cardiac data, its sampled data ensures objective reality, especially pass through noise reduction process signal afterwards, described electrocardiograph can not be subject to the impact of surrounding devices or other signals of telecommunication.
2,, for electrocardiograph is stablized lasting power supply, use uninterrupted power source to carry out stand-by power supply, when under voltage instability or powering-off state, uninterrupted power source is just started working, do not affect the normal use of electrocardiograph, under normal power supply state, uninterrupted power source is in charged state.Especially use two uninterrupted power sources, in the time of one of them cisco unity malfunction, just can start another uninterrupted power source.
In the description of this description, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present utility model or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And specific features, structure, material or the feature of description can be with suitable mode combination in any one or more embodiment or example.
Although illustrated and described embodiment of the present utility model, those having ordinary skill in the art will appreciate that: in the situation that not departing from principle of the present utility model and aim, can carry out multiple variation, amendment, replacement and modification to these embodiment, scope of the present utility model is limited by claim and equivalent thereof.
Claims (10)
1. the intelligent cardiac figure machine of an applied power source device, it is characterized in that, comprise, cardiac data collecting device is Acquisition Circuit, Dolby circuit, signal processing circuit and processor, also comprise, central processing unit, uninterrupted power source, over-voltage detection circuit, power supply management circuit and charging circuit, described Acquisition Circuit signal output part connects Dolby circuit signal input part, described Dolby circuit signal output part connects signal processing circuit signal input part, described signal processing circuit signal output part connects processor, by processor, the signal of input is processed;
Described uninterrupted power source is connected respectively over-voltage detection circuit with mains supply, uninterrupted power source under mains powered state in charge mode, under mains supply off-position in discharge condition, described over-voltage detection circuit also connects power supply management circuit, described power supply management circuit connects charging circuit, described charging circuit connects electrocardiograph battery, and electrocardiograph battery is charged.
2. the intelligent cardiac figure machine of applied power source device according to claim 1, it is characterized in that: described signal processing circuit comprises, input buffering and the network that leads, difference amplifier and the first photoelectrical coupler, described Dolby circuit signal output part connects input buffering and the network signal input that leads, described input buffering is connected difference amplifier signal input part with the network signal outfan that leads, described difference amplifier signal output part connects the first photoelectrical coupler signal input part, and described the first photoelectrical coupler signal output part connects processor.
3. the intelligent cardiac figure machine of applied power source device according to claim 2, it is characterized in that: described signal processing circuit also comprises: the anti-aliasing circuit of closed circuit low pass, the anti-aliasing circuit of described closed circuit low pass is connected between difference amplifier and photoelectrical coupler.
4. the intelligent cardiac figure machine of applied power source device according to claim 1, it is characterized in that: described Acquisition Circuit comprises the first Acquisition Circuit and the second Acquisition Circuit, described the first Acquisition Circuit is connected Dolby circuit jointly with the second Acquisition Circuit, and the signal that the first Acquisition Circuit and the second Acquisition Circuit are received carries out noise reduction process.
5. according to the intelligent cardiac figure machine of the applied power source device described in claim 1 or 4, it is characterized in that: described Acquisition Circuit comprises respectively acquisition electrode and ground electrode, described acquisition electrode connects tested human body and receives health sampled data, ground electrode ground connection.
6. the intelligent cardiac figure machine of applied power source device according to claim 1, it is characterized in that, described power supply management circuit comprises alternating-current switch protective tube, transformator and current rectifying and wave filtering circuit, described alternating-current switch protective tube connects respectively over-voltage detection circuit and transformator, described alternating-current switch protective tube for carrying out break-make management when in overvoltage condition, described transformator connects current rectifying and wave filtering circuit, carries out rectifying and wave-filtering by described current rectifying and wave filtering circuit.
7. the intelligent cardiac figure machine of applied power source device according to claim 6, it is characterized in that, also comprise, control logic circuit, described control logic circuit connects current rectifying and wave filtering circuit signal output part and charging circuit signal output part, for charged state is controlled.
8. the intelligent cardiac figure machine of applied power source device according to claim 7, is characterized in that, also comprise, and DC/DC transducer, described DC/DC transducer connects control logic circuit, for DC source is carried out to conversion operations.
9. the intelligent cardiac figure machine of applied power source device according to claim 7, is characterized in that, described control logic circuit connects central processing unit, by described central processing unit, control logic circuit is controlled.
10. the intelligent cardiac figure machine of applied power source device according to claim 1, is characterized in that, described uninterrupted power source comprises plural uninterrupted power source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320724703.XU CN203634158U (en) | 2013-11-15 | 2013-11-15 | Intelligent electrocardiogram machine using power device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320724703.XU CN203634158U (en) | 2013-11-15 | 2013-11-15 | Intelligent electrocardiogram machine using power device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203634158U true CN203634158U (en) | 2014-06-11 |
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|---|---|---|---|
| CN201320724703.XU Expired - Fee Related CN203634158U (en) | 2013-11-15 | 2013-11-15 | Intelligent electrocardiogram machine using power device |
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| Country | Link |
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| CN (1) | CN203634158U (en) |
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2013
- 2013-11-15 CN CN201320724703.XU patent/CN203634158U/en not_active Expired - Fee Related
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