CN202724340U - Multifunctional drip infusion device with automatic heating, speed measurement and early warning functions - Google Patents
Multifunctional drip infusion device with automatic heating, speed measurement and early warning functions Download PDFInfo
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- CN202724340U CN202724340U CN 201220313307 CN201220313307U CN202724340U CN 202724340 U CN202724340 U CN 202724340U CN 201220313307 CN201220313307 CN 201220313307 CN 201220313307 U CN201220313307 U CN 201220313307U CN 202724340 U CN202724340 U CN 202724340U
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Abstract
The utility model discloses a multifunctional drip infusion device with automatic heating, speed measurement and early warning functions. A heating part comprises a thermopile infrared temperature measurement sensor, an analog/digital (A/D) converter, a singlechip, bidirectional controllable silicon and a heating tube; the thermopile infrared temperature measurement sensor is arranged on the surface of an infusion tube and generates voltage signals; the voltage signals are converted into digital signals through the A/D converter, and the digital signals are input and stored in the singlechip; the singlechip performs operation of a digital proportion integration differentiation (PID) control algorithm on the input value and the preset value; the signals processed by the singlechip are output from the singlechip to control the bidirectional controllable silicon to regulate a heater for heating, so that liquor input to human body is kept at a set temperature. The multifunctional drip infusion device with the automatic heating, speed measurement and early warning functions has the beneficial effects that three parts, namely the heating part, a speed measurement part and an early warning part, are comprised; and the thermopile infrared temperature measurement sensor of the heating part is detachable and is arranged outside an infusion catheter.
Description
Technical field
This utility model relates to a kind of multifunctional medical infusion device, particularly a kind of with Automatic-heating, test the speed and the infusion device of warning function.
Background technology
Infusion is the most frequently used medical procedure of modern hospital, and along with popularizing of electronics and network, the medical apparatus and instruments of automatization becomes the main direction of Development of Hospital.Yet main nurse personnel's the experience that relies on of for a long time transfusion judges whether transfusion speed is suitable, also needs families of patients monitoring medicinal liquid surplus to prevent the air intravasation simultaneously.In the winter of cold, heating alleviates the sense of discomfort of patient when infusing winter to medicinal liquid thereby families of patients can use the mode such as hot water bag usually.
Although had in the existing utility model for infusion flow rate control or to the transfusion apparatus of medicinal liquid Automatic-heating, but it incomprehensively and expensive makes it be difficult to popularize.Along with resident's living standard improves constantly, day by day improve for the high efficiency of transfusion and the requirement of safety, and this utility model just in time can satisfy people's demand.
The utility model content
This utility model aims to provide a kind of multifunctional medical infusion device, it can heat medicinal liquid, transfusion speed is measured, the situation that mechanical breakdown or medicinal liquid have leaked is carried out early warning, thereby provide good transfusion effect and comfortable safe transfusion environment to patient.
To achieve these goals, technical solution adopted in the utility model is:
A kind of with Automatic-heating, test the speed and the multi-functional drop infusion set of early warning, heating part comprises thermoelectric pile infrared temperature-test sensor, A/D converter, single-chip microcomputer, bidirectional triode thyristor, heating tube 9; The thermoelectric pile infrared temperature-test sensor is installed in the tube for transfusion surface and produces voltage signal, changing into digital signal through A/D converter inputs and is kept in the single-chip microcomputer, input value and preset value are carried out the computing of Digital PID Algorithm by single-chip microcomputer, signal is regulated the heater heating from single-chip microcomputer output control bidirectional triode thyristor after single-chip microcomputer is processed, and makes the medicinal liquid of input human body maintain design temperature; The part that tests the speed comprises the box that tests the speed, Schmidt trigger, single-chip microcomputer; The box that tests the speed is installed in the tube for transfusion surface, be connected with the box that tests the speed by wire, the pulse signal that photoelectric receiving diode receiving infrared-ray emitting diode wherein sends calculates in the single-chip microcomputer and display speed value in display through being input to after the Schmidt trigger shaping again; Early warning partly comprises capacitance type sensor, electric capacity/voltage changer, buzzer; Capacitance type sensor is installed in the infusion bottle surface, and the variation of the surplus of inner medicinal liquid can cause the variation of its dielectric constant, and its signal transfers magnitude of voltage to through electric capacity/voltage changer, can trigger the buzzer early warning when magnitude of voltage rises above predetermined value.
Temperature transducer is removably installed in the transfusion catheter outside and need contact medicinal liquid just can the Measurement accuracy temperature.
The box that tests the speed is comprised of infrared light emitting diode and photoelectric receiving diode.
Described control box comprises LED display, button, single-chip microcomputer, A/D converter, bidirectional triode thyristor, Schmidt trigger, electric capacity/voltage changer, buzzer, and digital PID operation, water temperature detection computations, digital filtering, information storage are all finished in single-chip microcomputer.
Capacitance type sensor is comprised of two foils.
The beneficial effects of the utility model: with Automatic-heating, test the speed and the multi-functional drop infusion set of early warning, its composition can be divided into three parts: heating part, part, early warning part test the speed.The described thermoelectric pile infrared temperature-test sensor of its heating part for detachable, be installed on the transfusion catheter outside.
Adopt such scheme, not only can not contact tested medicinal liquid with regard to its temperature of Quick Measurement, and the thermoelectric pile infrared temperature-test sensor has that certainty of measurement is little, response time fast, long service life, can be repeatedly with advantages such as uses.
Multifunctional medical infusion device of the present utility model, the described heating tube 9 of its heating part is semi-open type, and its inside comprises two-layer lining cloth and heating wire, and heating wire places between the two-layer lining cloth.
Adopt such scheme, the heating wire in the heating tube 9 adopts metal material, also can adopt the higher carbon fibre exothermic material of efficient, and it is evenly distributed between the two-layer lining cloth and compresses.And heating tube 9 is the detachable Reusability of semi-open type, and opening part uses hasp to make heating tube 9 can be installed in closely the tube for transfusion surface.
Multifunctional medical infusion device of the present utility model, its box that tests the speed that tests the speed part comprises infrared light emitting diode and photoelectric receiving diode.The box one side of something that tests the speed can be opened, and makes it can snugly fit into the dropping funnel place.
Adopt such scheme, infrared light emitting diode emission infrared light, the infrared light intensity signal that directly causes photoelectric receiving diode to receive after the reflection of process drop and the absorption changes, thereby produces pulse signal.And it is strong that infrared ray has penetration capacity, is subjected to surrounding enviroment to affect little advantage, is beneficial to the stability that transfusion apparatus tests the speed.
Multifunctional medical infusion device of the present utility model, its early warning partly is set to capacitance type sensor, and its structure is comprised of two sheet metals.
Capacitance type sensor has simple in structure, low-cost advantage.
Description of drawings
Fig. 1 is principle block diagram of the present utility model;
Fig. 2, Fig. 3 are respectively heating tube front view of the present utility model and top view.
The specific embodiment
As shown in Figure 1, the thermoelectric pile infrared temperature-test sensor 7 of this Medical transfusion device is installed in tube for transfusion near the infuse measurement of temperature of the position of syringe needle.Temperature transducer links to each other and voltage signal is passed to A/D converter 8 through the A/D converter 8 of wire in control box.
The box 4 that tests the speed that is comprised of infrared light emitting diode and photoelectric receiving diode is installed in the surface of dropping funnel.The box 4 that tests the speed is wired to the Schmidt trigger 5 in the control box.
The capacitance type sensor 1 that two foils form is installed in the bottleneck top of dropping bottle.Be connected with electric capacity/voltage changer 2 in the control box 11 by wire, transfer signal to magnitude of voltage control buzzer 3.
There are the button of 10, two control of LED display preset temperature, a set key, a key in the surface of control box 11.Display screen 10 is divided into two-layer up and down, and the above shows the flow velocity of drop, and the below shows default temperature value and Current Temperatures, shows in the bracket of preset temperature behind Current Temperatures.The button of two control preset temperatures can be regulated the height of preset temperature, and the set key is confirmed.Key is controlled the opening and closing of whole control box 11.The original papers such as single-chip microcomputer 6, A/D converter 8, bidirectional triode thyristor 12, Schmidt trigger 5, buzzer 3, electric capacity/voltage changer 2 have also been gathered in control box 11 inside.
Single-chip microcomputer 6 not only carries out the computing of Digital PID Algorithm but also carries out the calculating of flow velocity.Single-chip microcomputer 6 is connected with A/D converter 8, bidirectional triode thyristor 12, Schmidt trigger 5, LED display 10 respectively through wire.
As shown in Figure 2, heating tube 9 inside arrange lining cloth and metal heating wire or carbon fibre exothermic material.Heating tube 9 is provided with infrared light emitting diode II and photoelectric receiving diode IV; Heating tube 9 centers are the dropping funnel III; Heating tube 9 is connected with the hasp I by the connector VI.
This utility model can be measured the also temperature of auto-control medicinal liquid accurately, alleviates the sense of discomfort of patient when low temperature is infused.This utility model can be measured the speed of transfusion and medicinal liquid is about to leak complete situation and carry out early warning simultaneously, thereby reaches best transfusion effect and safest transfusion environment is provided.
Claims (6)
- One kind with Automatic-heating, test the speed and the multi-functional drop infusion set of early warning, it is characterized in that: heating part comprises thermoelectric pile infrared temperature-test sensor, A/D converter, single-chip microcomputer, bidirectional triode thyristor, heating tube; The thermoelectric pile infrared temperature-test sensor is installed in the tube for transfusion surface and produces voltage signal, changing into digital signal through A/D converter inputs and is kept in the single-chip microcomputer, input value and preset value are carried out the computing of Digital PID Algorithm by single-chip microcomputer, signal is regulated the heater heating from single-chip microcomputer output control bidirectional triode thyristor after single-chip microcomputer is processed, and makes the medicinal liquid of input human body maintain design temperature; The part that tests the speed comprises the box that tests the speed, Schmidt trigger, single-chip microcomputer; The box that tests the speed is installed in the tube for transfusion surface, be connected with the box that tests the speed by wire, the pulse signal that photoelectric receiving diode receiving infrared-ray emitting diode wherein sends calculates in the single-chip microcomputer and display speed value in display through being input to after the Schmidt trigger shaping again; Early warning partly comprises capacitance type sensor, electric capacity/voltage changer, buzzer; Capacitance type sensor is installed in the infusion bottle surface, and the variation of the surplus of inner medicinal liquid can cause the variation of its dielectric constant, and its signal transfers magnitude of voltage to through electric capacity/voltage changer, can trigger the buzzer early warning when magnitude of voltage rises above predetermined value.
- According to claim 1 with Automatic-heating, test the speed and the multi-functional drop infusion set of early warning, it is characterized in that: temperature transducer is removably installed in the transfusion catheter outside.
- According to claim 1 with Automatic-heating, test the speed and the multi-functional drop infusion set of early warning, it is characterized in that: heating tube inside arranges lining cloth and metal heating wire or carbon fibre exothermic material.
- According to claim 1 with Automatic-heating, test the speed and the multi-functional drop infusion set of early warning, it is characterized in that: the box that tests the speed is comprised of infrared light emitting diode and photoelectric receiving diode.
- According to claim 1 with Automatic-heating, test the speed and the multi-functional drop infusion set of early warning, it is characterized in that: described control box comprises LED display, button, single-chip microcomputer, A/D converter, bidirectional triode thyristor, Schmidt trigger, electric capacity/voltage changer, buzzer, and digital PID operation, water temperature detection computations, digital filtering, information storage are all finished in single-chip microcomputer.
- According to claim 1 with Automatic-heating, test the speed and the multi-functional drop infusion set of early warning, it is characterized in that: capacitance type sensor is comprised of two sheet metals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220313307 CN202724340U (en) | 2012-06-27 | 2012-06-27 | Multifunctional drip infusion device with automatic heating, speed measurement and early warning functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220313307 CN202724340U (en) | 2012-06-27 | 2012-06-27 | Multifunctional drip infusion device with automatic heating, speed measurement and early warning functions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202724340U true CN202724340U (en) | 2013-02-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220313307 Expired - Fee Related CN202724340U (en) | 2012-06-27 | 2012-06-27 | Multifunctional drip infusion device with automatic heating, speed measurement and early warning functions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202724340U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104548285A (en) * | 2014-12-03 | 2015-04-29 | 广西大学 | Infusion heating instrument |
| CN106075672A (en) * | 2016-08-16 | 2016-11-09 | 闫冰倩 | A kind of some dropping liquid intelligent heat preserving device |
| CN106267479A (en) * | 2016-08-16 | 2017-01-04 | 闫冰倩 | A kind of some dropping liquid intelligence heating, temperature keeping method |
| CN108283741A (en) * | 2017-12-05 | 2018-07-17 | 长沙理工大学 | A kind of SCM Based Intelligent drip nursing system |
| CN109884929A (en) * | 2017-12-06 | 2019-06-14 | 王国庆 | A kind of medical vehicle automatic disinfection system |
| CN109954183A (en) * | 2017-12-14 | 2019-07-02 | 王国庆 | Automatically control infusion and monitoring system |
| CN111012971A (en) * | 2020-01-15 | 2020-04-17 | 重庆市涪陵中心医院 | Surgical drip injection protection nursing device |
-
2012
- 2012-06-27 CN CN 201220313307 patent/CN202724340U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104548285A (en) * | 2014-12-03 | 2015-04-29 | 广西大学 | Infusion heating instrument |
| CN106075672A (en) * | 2016-08-16 | 2016-11-09 | 闫冰倩 | A kind of some dropping liquid intelligent heat preserving device |
| CN106267479A (en) * | 2016-08-16 | 2017-01-04 | 闫冰倩 | A kind of some dropping liquid intelligence heating, temperature keeping method |
| CN108283741A (en) * | 2017-12-05 | 2018-07-17 | 长沙理工大学 | A kind of SCM Based Intelligent drip nursing system |
| CN109884929A (en) * | 2017-12-06 | 2019-06-14 | 王国庆 | A kind of medical vehicle automatic disinfection system |
| CN109954183A (en) * | 2017-12-14 | 2019-07-02 | 王国庆 | Automatically control infusion and monitoring system |
| CN111012971A (en) * | 2020-01-15 | 2020-04-17 | 重庆市涪陵中心医院 | Surgical drip injection protection nursing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130213 Termination date: 20130627 |