CN2442632Y - Blood Pressure Monitor - Google Patents

Blood Pressure Monitor Download PDF

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Publication number
CN2442632Y
CN2442632Y CN 00256143 CN00256143U CN2442632Y CN 2442632 Y CN2442632 Y CN 2442632Y CN 00256143 CN00256143 CN 00256143 CN 00256143 U CN00256143 U CN 00256143U CN 2442632 Y CN2442632 Y CN 2442632Y
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CN
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electronic
listening
bag
circuit
air
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CN 00256143
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Chinese (zh)
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刘文源
扈丙海
赵颖
张延平
高宾
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刘文源
扈丙海
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Abstract

The utility model relates to an electronic sphygmomanometer, which belongs to the applied technical field of electronic technology. The electronic sphygmomanometer is composed of an inflatable balloon, an air bag, a cuff, a barometer, a listening head, a sensor, an electronic control circuit and an earphone, wherein, the inflatable balloon, the air bag and the barometer are connected via an inflation pipe, and the air bag and the listening head are fixed in the cuff. The listening is arranged between the cuff and the air bag, the sensor and the electronic control circuit are connected, the listening head, the electronic control circuit and the barometer are arranged on one casing, and the output end of the electronic control circuit and the earphone are connected. The utility model has the advantages of easy personal test, accurate test value, small size and low fabrication cost.

Description

电子血压计 Blood Pressure Monitor

本实用新型涉及一种血压计,属于电子技术应用技术领域。 The present invention relates to a blood pressure meter belongs to the field of electronics technology.

目前广泛应用的水银柱式血压计,测量血压比较准确,但不便于自测。 The widely used a mercury sphygmomanometer, the blood pressure measurement more accurate, but it fails the self-test. 目前国产或进口的数字显示式自动血压计,多数测量误差较大,高血压病人用于自测自控血压很不可靠。 Currently digital display or imported automatic sphygmomanometer, most large measurement error, the blood pressure of hypertensive patients for the controlled self-test unreliable.

本实用新型的目的是克服现有技术的不足,提供一种便于自测,不需另带听诊器,测量数值准确,造价低、体积小,便于携带的电子血压计。 The object of the present invention is to overcome the disadvantages of the prior art by providing an easy self-test, without other with a stethoscope, accurately measure the value, low cost, small size, easy to carry electronic sphygmomanometer.

本实用新型的目的是通过以下技术措施完成的:由充气气球、气囊、袖带、气压表、听头、传感器、电子控制电路和耳机组成的电子血压计,气球、气囊和气压表通过充气管连接、气囊和听头固定在袖带内,听头位于袖带和气囊之间,听头和传感器通过空气导管连接,传感器和电子控制电路连接,传感器、电子控制电路和气压表安装在一个壳体内,电子控制电路的输出端与耳机连接。 The object of the present invention is accomplished by the following technical measures: the inflatable balloon, the balloon cuff, barometer, listen to the first sensor, the electronic control circuit and the electronic sphygmomanometer is composed of the earphone, balloons, balloons and inflation tube by a barometer connection, and listen to the first balloon secured within the cuff, and the cuff is located between the first listening bladder, listen to the first sensor and connected by an air conduit, and an electronic control circuit connected to the sensor, the sensor, and an electronic control circuit mounted in a housing barometer the body, the electronic control circuit is connected to the output terminal of the headset.

电子控制电路由前置放大器、增益控制器和功率放大器组成,前置放大器由三极管BG和阻容元件组成,BG的基极接电阻R1和R2及电容C1,电容C1接传感器,电阻R2接地,电阻R1的另一端接电阻R3、R5和电容C2,电容C2的另一端接地,电阻R3的另一端接BG的集电极,R5的另一端接电源,BG的发射极通过电阻R4接地,BG的集电极通过电容C3接增益控制器和功率放大器。 The electronic control circuit by a preamplifier, a gain controller and a power amplifier, a preamplifier transistors and RC components BG, BG base resistor R1 and R2 and the capacitor C1, the capacitor C1 connected to the sensor, the resistor R2 is grounded, the other end of the resistor R3 of the resistor R1, the other end of the BG R5 and the capacitor C2, the other end of capacitor C2, a resistor R3 the collector of the other end of the power R5, BG emitter grounded via a resistor R4, the BG and a collector electrode connected to the power amplifier gain controller via the capacitor C3.

电阻R1、R2、R3、R4和R5的阻值分别为18~22KΩ、6.8~10KΩ、1~3KΩ、80~150Ω和810Ω~1.5KΩ。 Resistors R1, R2, R3, R4, and R5 are 18 ~ 22KΩ, 6.8 ~ 10KΩ, 1 ~ 3KΩ, 80 ~ 150Ω and 810Ω ~ 1.5KΩ.

电容C1、C2和C3的电容量分别为3.7~6.8μF、370~680μF和8~12μF。 Capacitors C1, C2, and C3 is the capacitance respectively 3.7 ~ 6.8μF, 370 ~ 680μF and 8 ~ 12μF.

使用时,将袖带装在病人的手臂肘部,用充气气球为气囊充气测量血压,在充放气的过程中,气囊压力的变化通过位于气囊下的听头将脉博跳动的信号输入传感器,经前置放大器、增益控制器、功率放大大器输入耳机、病人可以通过耳机传出的声音变化和气压表上显示的数据确定自己的血压范围。 In use, the patient's arm cuff mounted on the elbow, with the balloon inflated airbag inflator measuring blood pressure, the inflation-deflation process, a balloon pressure change in the head by listening to the pulse beat of the airbag sensor signal input , the pre-amplifier, a gain controller, a power amplifier amplifying the input headset, data displayed on the patient's voice can be heard through headphones changes and determining their blood pressure gauge range.

本实用新型采用水银柱血压计的测量原理,通过电子电路提高信噪比,用耳机代替原来的听诊器,病人可自行测量自己的血压,具有便于自测、测量数值准确、体积小、造价低的优点。 The present invention uses the principle of measuring the mercury column, to improve signal to noise ratio by an electronic circuit, instead of the original headphones stethoscope, the patient can self-measurement of their blood pressure, with facilitating self-test, an accurate measurement value, small size, low cost advantage.

以下为附图说明 The following description of the drawings

书:图1为本实用新型的结构方框图。 Book: FIG. 1 is a block diagram showing the structure of the new utility.

图2为本实用新型中前置放大器的电原理图。 Figure 2 is a utility model preamplifier electrical schematic.

其中,1、充气气球,2、气压表,3、气囊,4、听头,5、传感器,6、前置放大器,7、增益控制器,8、功率放大器,9、耳机,10、电源,11、开关。 Wherein an inflatable balloon 2, barometer, 3, balloon 4, listen to the first, 5, sensor 6, a preamplifier 7, the gain controller, 8, amplifier 9, headset, 10, a power supply, 11, a switch.

下面结合附图对本实用新型作进一步说明。 DESCRIPTION OF DRAWINGS The present invention is further made.

实施例:本实用新型的结构如图1所示,前置放大器如图2所示。 Example: the present invention shown in Figure 1, the pre-amplifier shown in FIG. 气球1、气囊3、和气压表2通过充气管连接,气囊3和听头4固定在袖带内,听头4位于袖带和气囊3之间,听头4和传感器5通过空气导管连接,传感器5和前置放大器6、增益控制器7、功率放大器8依次连接,功率放大器8的输出端与耳机9连接。 A balloon, the balloon 3, and the inflation tube is connected through a pressure gauge 2, 3, and listen to the first airbag 4 is fixed within the cuff, listen head 4 is located between the cuff and the balloon 3, 4 and listen to the first sensor 5 is connected via an air duct, 5 and 6 the sensor preamplifier, a gain controller 7, in turn connected to the power amplifier 8, the output terminal 8 of the power amplifier 9 is connected to the headset. 在前置放大器6中,三极管BG用9014型三极管,电阻R1、R2、R3、R4和R5的阻值分别为20KΩ、8.5KΩ、2KΩ、100Ω和1KΩ;电容C1、C2和C3的电容量分别为4.7μF、470μF和10μF。 In the pre-amplifier 6, a transistor BG type transistor 9014, resistors R1, R2, R3, R4, and R5 are 20KΩ, 8.5KΩ, 2KΩ, 100Ω and 1 K [Omega; capacitor C1, the capacitance C2 and C3, respectively, as 4.7μF, 470μF and 10μF.

Claims (4)

  1. 1. 1. 一种电子血压计,由充气气球、气囊、袖带、听头、气压表组成,气球、气囊和气压表通过充气管连接,其特征在于,还设有传感器、电子控制电路和耳机,气囊和听头固定在袖带内,听头位于袖带和气囊之间,听头和传感器通过空气导管连接,传感器和电子控制电路连接,传感器、电子控制电路和气压表安装在一个壳体内,电子控制电路的输出端与耳机连接。 An electronic sphygmomanometer, the inflatable balloon, the balloon cuff, listen to the first, barometer composition, balloons, balloons and inflation tube are connected by a pressure gauge, characterized by further provided with a sensor, an electronic control circuit and headphones, and balloon listen head is fixed within the cuff, and the cuff is located between the first listening bladder, listen to the first sensor and connected by an air conduit, and an electronic control circuit connected to the sensor, the sensor, the electronic control circuit and the pressure gauge mounted in a housing, an electronic control the output circuit is connected to the headset.
  2. 2. 2. 根据权利要求1所述的电子血压计,其特征在于,所述的电子控制电路由前置放大器、增益控制器和功率放大器组成,前置放大器由三极管BG和阻容元件组成,BG的基极接电阻R1和R2及电容C1,电容C1接传感器,电阻R2接地,电阻R1的另一端接电阻R3、R5和电容C2,电容C2的另一端接地,电阻R3的另一端接BG的集电极,R5的另一端接电源,BG的发射极通过电阻R4接地,BG的集电极通过电容C3接增益控制器和功率放大器。 The electronic sphygmomanometer according to claim 1, characterized in that said electronic control circuit by a preamplifier, a gain controller and a power amplifier, a preamplifier transistors and RC components BG, BG base resistor R1 and R2 and the other end of the capacitor C1 BG, the capacitor C1 connected to the sensor, the resistor R2 is grounded, the other end of the resistor R1 and the resistor R3, R5 and the capacitor C2, the other end of the capacitor C2, a resistor R3 the collector, the emitter of the other end of the power R5, BG is grounded through a resistor R4, BG and power amplifier gain controller is connected via the capacitor C3.
  3. 3. 3. 根据权利要求1或2所述的电子血压计,其特征在于,所述的电阻R1、R2、R3、R4和R5的阻值分别为18~22KΩ、6.8~10KΩ、1~3KΩ、80~150Ω和810Ω~1.5KΩ。 The electronic sphygmomanometer according to claim 1 or claim 2, wherein said resistors R1, R2, R3, R4, and R5 are 18 ~ 22KΩ, 6.8 ~ 10KΩ, 1 ~ 3KΩ, 80 ~ 150Ω and 810Ω ~ 1.5KΩ.
  4. 4. 4. 根据权利要求1或2所述的电子血压计,其特征在于,所述的电容C1、C2和C3的电容量分别为3.7~6.8μF、370~680μF和8~12μF。 The electronic sphygmomanometer according to claim 1 or claim 2, characterized in that, the capacitor C1, C2 and C3 is the capacitance respectively 3.7 ~ 6.8μF, 370 ~ 680μF and 8 ~ 12μF.
CN 00256143 2000-10-27 2000-10-27 Blood Pressure Monitor CN2442632Y (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1313048C (en) * 2002-05-14 2007-05-02 欧姆龙健康医疗事业株式会社 Evaluating device for blood vessel inner skin cell function

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1313048C (en) * 2002-05-14 2007-05-02 欧姆龙健康医疗事业株式会社 Evaluating device for blood vessel inner skin cell function

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