CN204106734U - A kind of infusion alarm - Google Patents
A kind of infusion alarm Download PDFInfo
- Publication number
- CN204106734U CN204106734U CN201420522193.2U CN201420522193U CN204106734U CN 204106734 U CN204106734 U CN 204106734U CN 201420522193 U CN201420522193 U CN 201420522193U CN 204106734 U CN204106734 U CN 204106734U
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- feet
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- checkout gear
- electric capacity
- processing apparatus
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Abstract
This utility model relates to field of medical device, a kind of infusion alarm specifically, comprise checkout gear, signal processing apparatus, described checkout gear is arranged on the tube for transfusion outer wall above dropping funnel, for the capacitance signal of tube for transfusion both sides is changed into square-wave signal; Described signal processing apparatus is arranged on drip stand by hook, the square wave frequency inputted by analysis and detection device calculates tube for transfusion two lateral capacitance, and by with respective threshold compare the detection realized transfusion state, and then control buzzer or light emitting diode and carry out sound and light alarm, this utility model can realize accurate detection to transfusion state and alarm, solves that prior art narrow application range, cost are high, a difficult problem for poor reliability and inconvenient operation.
Description
Technical field
This utility model relates to field of medical device, specifically a kind of infusion alarm.
Background technology
Transfusion is a kind for the treatment of means common in life now, if medicinal liquid does not process after being finished in time in infusion process, very easily blood back phenomenon occurs, and brings misery even to threaten patient body healthy to patient.Therefore, patient infusion needs patient or entourage's continuous observation transfusion progress often, and this brings very large pressure to patient and entourage.
There will be a known prior art to be solved the problem by the detection be made up of infrared transmitting tube and photoconductive resistance, Chinese Patent Application No.: 201410009845.7, the applying date: on January 9th, 2014, disclose a kind of Medical venous transfusion alarm, comprise checkout gear and alarm device, checkout gear is made up of infrared emission tube and photosensitive receiving tube, and alarm device is made up of microcontroller, and microcontroller is connected with light warning circuit, vibrations warning circuit and/or voice alarm circuit.This application case weak point is: do not provide the concrete grammar be arranged on by checkout gear on tube for transfusion; By analogue signal communication between alarm device and checkout gear, easily receive external interference; Checkout gear is made up of infrared emission tube and photosensitive receiving tube, when external light intensity sudden change (such as patient turned on light at night), can be interfered.
Utility model content
1. the utility model technical problem that will solve
The method be arranged on tube for transfusion outer wall for checkout gear of the prior art lacks, between alarm device and checkout gear, communication is vulnerable to interference, checkout gear is subject to the technical problems such as external light intensity mutation disturbance, this utility model provides a kind of infusion alarm, checkout gear housing is pawl clamping structure, only need be clipped in tube for transfusion outer wall, accurately convenient, communication is carried out by digital signal between checkout gear and signal processing apparatus, not easily be interfered, checkout gear is by detecting the capacitance size work of tube for transfusion both sides, the factor impacts such as outside light intensity change can not be subject to.
2. technical scheme
For achieving the above object, the technical scheme that this utility model provides is:
A kind of infusion alarm, comprise checkout gear, signal processing apparatus, described checkout gear is arranged on the tube for transfusion outer wall above dropping funnel, and described signal processing apparatus is arranged on drip stand by hook, described checkout gear is connected by two power lines and a signal line with between signal processing apparatus, described signal processing apparatus comprises signal processing apparatus housing, switch, 51 singlechip chips, crystal oscillator Y1, electric capacity C1, electric capacity C2, a light emitting diode, No. two light emitting diodes, resistance R3, resistance R4, buzzer and 5V power supply, crystal oscillator Y1 one end is connected with 51 singlechip chip 18 feet, the crystal oscillator Y1 other end is connected with 51 singlechip chip 19 feet, electric capacity C1 is connected with crystal oscillator Y1 two ends respectively with one end of electric capacity C2, the equal ground connection of the other end of electric capacity C1 and electric capacity C2, a light emitting diode is connected with 51 singlechip chip I/O ports respectively with No. two light-emitting diodes tube anodes, resistance R3 one end is connected with a light-emitting diodes tube cathode, resistance R3 other end ground connection, resistance R4 one end is connected with No. two light-emitting diodes tube cathodes, resistance R4 other end ground connection, buzzer positive pole is connected with 51 singlechip chip I/O ports, buzzer minus earth, 51 singlechip chip 20 foot ground connection, 51 singlechip chip 40 feet connect 5V positive source, described checkout gear comprises checkout gear housing, an arc metal plate, No. two arc metal plates, 555 chips, resistance R1, resistance R2 and electric capacity C3, checkout gear housing is pawl clamping structure, and checkout gear shell material is plastic material, and the jaws radius of pawl folder and tube for transfusion exterior radius etc. are large, the upper and lower both sides of jaws being fixed on pawl folder that an arc metal plate and No. two arc metal plates are symmetrical respectively, and an arc metal plate ground connection, No. two arc metal plates connect 2 feet of 555 chips, 8 feet of 555 chips, 4 feet connect 5V voltage, 1 foot ground connection, 2 feet are connected with 6 feet, 3 feet are connected with 51 singlechip chip I/O ports, 4 feet of resistance R1 mono-termination 555 chip, 7 feet of another termination 555 chip, 7 feet of resistance R2 mono-termination 555 chip, 6 feet of another termination 555 chip of resistance R2, electric capacity C3 mono-termination 555 chip 5 foot, electric capacity C3 other end ground connection.
The detection method of described a kind of infusion alarm, is realized by following steps:
A). the capacitance signal of tube for transfusion both sides is changed into square-wave signal by checkout gear.
B). the square wave frequency that signal processing apparatus is inputted by analysis and detection device calculates tube for transfusion two lateral capacitance, and by with respective threshold compare the detection realized transfusion state, and then control buzzer or light emitting diode carry out sound and light alarm.
Preferably, described signal processing apparatus housing is provided with hook.
3. beneficial effect
The technical scheme adopting this utility model to provide, compared with prior art, has following beneficial effect:
(1) a kind of infusion alarm of the present utility model, checkout gear housing is pawl clamping structure, only need be clipped in tube for transfusion outer wall, accurately convenient;
(2) a kind of infusion alarm of the present utility model, carries out communication by digital signal between checkout gear and signal processing apparatus, is not easily interfered;
(3) a kind of infusion alarm of the present utility model, checkout gear, by detecting the capacitance size work of tube for transfusion both sides, can not be subject to the factor impacts such as outside light intensity change.
Accompanying drawing explanation
Fig. 1 is operating diagram of the present utility model;
Fig. 2 is the structural representation of this utility model checkout gear;
Fig. 3 is the schematic diagram of this utility model signal processing apparatus;
Fig. 4 is the circuit theory diagrams of this utility model control system;
Fig. 5 is the circuit theory diagrams of this utility model checkout gear;
Fig. 6 is the circuit theory diagrams of this utility model signal processing apparatus;
Fig. 7 is workflow diagram of the present utility model.
Label declaration in schematic diagram: 1. checkout gear, 2. signal processing apparatus, 101. checkout gear housings, 102. arc metal plates, 103. No. two arc metal plates, 104. checkout gear circuit, 201. signal processing apparatus housings, 202. switches, 203. light emitting diodes, 204. No. two light emitting diodes, 205. buzzers.
Detailed description of the invention
For understanding content of the present utility model further, by reference to the accompanying drawings this utility model is described in detail.
Embodiment 1
As Fig. 1, Fig. 3, Fig. 4, shown in Fig. 6 and Fig. 7, a kind of infusion alarm described in the utility model, described signal processing apparatus 2 comprises signal processing apparatus housing 201, switch 202, 51 singlechip chips, crystal oscillator Y1, electric capacity C1, electric capacity C2, a light emitting diode 203, No. two light emitting diodes 204, resistance R3, resistance R4, buzzer 205 and 5V power supply, signal processing apparatus 2 is arranged on drip stand by hook, described signal processing apparatus housing 2 is provided with hook, crystal oscillator Y1 one end is connected with 51 singlechip chip 18 feet, the crystal oscillator Y1 other end is connected with 51 singlechip chip 19 feet, electric capacity C1 is connected with crystal oscillator Y1 two ends respectively with one end of electric capacity C2, the equal ground connection of the other end of electric capacity C1 and electric capacity C2, a light emitting diode 203 is connected with 51 singlechip chip I/O ports respectively with No. two light emitting diode 204 anodes, resistance R3 one end is connected with light-emitting diodes 203 tube cathode, resistance R3 other end ground connection, resistance R4 one end is connected with No. two light emitting diode 204 negative electrodes, resistance R4 other end ground connection, buzzer 205 positive pole is connected with 51 singlechip chip I/O ports, buzzer 205 minus earth, 51 singlechip chip 20 foot ground connection, 51 singlechip chip 40 feet connect 5V positive source, the square wave frequency that signal processing apparatus 2 is inputted by analysis and detection device 1 calculates tube for transfusion two lateral capacitance, and by with respective threshold compare the detection realized transfusion state, and then control buzzer 205 or a light emitting diode 203, No. two light emitting diodes 204 carry out sound and light alarm.
As Fig. 1, Fig. 2, Fig. 4, shown in Fig. 5 and Fig. 7, a kind of infusion alarm described in the utility model, described checkout gear 1 comprises checkout gear housing 101, an arc metal plate 102, No. two arc metal plates 103, 555 chips, resistance R1, resistance R2 and electric capacity C3, checkout gear 1 is arranged on the tube for transfusion outer wall above dropping funnel, be connected by two power lines and a signal line between checkout gear 1 with signal processing apparatus 2, checkout gear housing 101 is pawl clamping structure, and checkout gear housing 101 material is plastic material, and the jaws radius of pawl folder and tube for transfusion exterior radius etc. are large, the upper and lower both sides of jaws being fixed on pawl folder that an arc metal plate 102 and No. two arc metal plates 103 are symmetrical respectively, and arc metal plate 102 ground connection, No. two arc metal plates 103 connect 2 feet of 555 chips, 8 feet of 555 chips, 4 feet connect 5V voltage, 1 foot ground connection, 2 feet are connected with 6 feet, 3 feet are connected with 51 singlechip chip I/O ports, 4 feet of resistance R1 mono-termination 555 chip, 7 feet of another termination 555 chip, 7 feet of resistance R2 mono-termination 555 chip, 6 feet of another termination 555 chip of resistance R2, electric capacity C3 mono-termination 555 chip 5 foot, electric capacity C3 other end ground connection, checkout gear 1 is for changing into square-wave signal by the capacitance signal of tube for transfusion both sides.
A kind of infusion alarm of the present embodiment is when specifically using, first signal processing apparatus 2 is hung on drip stand, again checkout gear 1 is clipped on the tube for transfusion outer wall above dropping funnel, when a light emitting diode 203, often bright namely expression enters normal operating conditions, when buzzer 205 give the alarm, No. two light emitting diodes 204 glimmer, and namely represent that transfusion completes.
Schematically above be described this utility model and embodiment thereof, this description does not have restricted, and also just one of the embodiment of the present utility model shown in accompanying drawing, actual structure is not limited thereto.So, if those of ordinary skill in the art enlightens by it, when not departing from this utility model and creating aim, design the frame mode similar to this technical scheme and embodiment without creationary, protection domain of the present utility model all should be belonged to.
Claims (2)
1. an infusion alarm, comprises checkout gear, signal processing apparatus, and described checkout gear is arranged on the tube for transfusion outer wall above dropping funnel, and described signal processing apparatus is arranged on drip stand by hook; Described checkout gear is connected by two power lines and a signal line with between signal processing apparatus; It is characterized in that:
Described signal processing apparatus comprises signal processing apparatus housing, switch, 51 singlechip chips, crystal oscillator Y1, electric capacity C1, electric capacity C2, a light emitting diode, No. two light emitting diodes, resistance R3, resistance R4, buzzer and 5V power supply, crystal oscillator Y1 one end is connected with 51 singlechip chip 18 feet, the crystal oscillator Y1 other end is connected with 51 singlechip chip 19 feet, electric capacity C1 is connected with crystal oscillator Y1 two ends respectively with one end of electric capacity C2, the equal ground connection of the other end of electric capacity C1 and electric capacity C2, a light emitting diode is connected with 51 singlechip chip I/O ports respectively with No. two light-emitting diodes tube anodes, resistance R3 one end is connected with a light-emitting diodes tube cathode, resistance R3 other end ground connection, resistance R4 one end is connected with No. two light-emitting diodes tube cathodes, resistance R4 other end ground connection, buzzer positive pole is connected with 51 singlechip chip I/O ports, buzzer minus earth, 51 singlechip chip 20 foot ground connection, 51 singlechip chip 40 feet connect 5V positive source,
Described checkout gear comprises checkout gear housing, an arc metal plate, No. two arc metal plates, 555 chips, resistance R1, resistance R2 and electric capacity C3, checkout gear housing is pawl clamping structure, and checkout gear shell material is plastic material, and the jaws radius of pawl folder and tube for transfusion exterior radius etc. are large, the upper and lower both sides of jaws being fixed on pawl folder that an arc metal plate and No. two arc metal plates are symmetrical respectively, and an arc metal plate ground connection, No. two arc metal plates connect 2 feet of 555 chips, 8 feet of 555 chips, 4 feet connect 5V voltage, 1 foot ground connection, 2 feet are connected with 6 feet, 3 feet are connected with 51 singlechip chip I/O ports, 4 feet of resistance R1 mono-termination 555 chip, 7 feet of another termination 555 chip, 7 feet of resistance R2 mono-termination 555 chip, 6 feet of another termination 555 chip of resistance R2, electric capacity C3 mono-termination 555 chip 5 foot, electric capacity C3 other end ground connection.
2. a kind of infusion alarm according to claim 1, is characterized in that: described signal processing apparatus housing is provided with hook.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420522193.2U CN204106734U (en) | 2014-09-11 | 2014-09-11 | A kind of infusion alarm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420522193.2U CN204106734U (en) | 2014-09-11 | 2014-09-11 | A kind of infusion alarm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204106734U true CN204106734U (en) | 2015-01-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420522193.2U Expired - Fee Related CN204106734U (en) | 2014-09-11 | 2014-09-11 | A kind of infusion alarm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204106734U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104841040A (en) * | 2015-01-24 | 2015-08-19 | 西北工业大学 | Liquid dropping alarm |
| CN104958810A (en) * | 2015-07-24 | 2015-10-07 | 广西水利电力职业技术学院 | Liquid level automatic alarm device in medical transfusion |
| CN106075650A (en) * | 2016-06-03 | 2016-11-09 | 罗学技 | A kind of infusion alarm and the alarming method of infusion alarm |
| CN110038186A (en) * | 2019-05-15 | 2019-07-23 | 杭州爱凯医疗用品有限公司 | A kind of infusion alarm and control method |
-
2014
- 2014-09-11 CN CN201420522193.2U patent/CN204106734U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104841040A (en) * | 2015-01-24 | 2015-08-19 | 西北工业大学 | Liquid dropping alarm |
| CN104958810A (en) * | 2015-07-24 | 2015-10-07 | 广西水利电力职业技术学院 | Liquid level automatic alarm device in medical transfusion |
| CN106075650A (en) * | 2016-06-03 | 2016-11-09 | 罗学技 | A kind of infusion alarm and the alarming method of infusion alarm |
| CN110038186A (en) * | 2019-05-15 | 2019-07-23 | 杭州爱凯医疗用品有限公司 | A kind of infusion alarm and control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150121 Termination date: 20150911 |
|
| EXPY | Termination of patent right or utility model |