CN103623482A - Automatically monitored liquid dropping system and method - Google Patents
Automatically monitored liquid dropping system and method Download PDFInfo
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- CN103623482A CN103623482A CN201310720280.9A CN201310720280A CN103623482A CN 103623482 A CN103623482 A CN 103623482A CN 201310720280 A CN201310720280 A CN 201310720280A CN 103623482 A CN103623482 A CN 103623482A
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- 239000007788 liquid Substances 0.000 title claims abstract description 71
- 238000000034 method Methods 0.000 title claims abstract description 11
- 238000001514 detection method Methods 0.000 claims abstract description 31
- 238000012544 monitoring process Methods 0.000 claims abstract description 23
- 230000002452 interceptive effect Effects 0.000 claims description 15
- 239000003814 drug Substances 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 238000001802 infusion Methods 0.000 abstract description 3
- 230000003993 interaction Effects 0.000 abstract 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001990 intravenous administration Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
本发明提供一种可自动监控的液体点滴系统及方法，系统包括检测模块、控制器、电源模块、速度控制模块和用户交互模块，电源模块通过电源线分别连接至检测模块、控制器、速度控制模块和用户交互模块的电源接口，用于供电，控制器通过总线分别连接至检测模块、速度控制模块和用户交互模块，用于交互模块用于设定控制器内的初始值，检测模块用于检测液体的液位及流速并将检测值传送至控制器，控制器用于控制速度控制模块的运行状态，用以控制液体流速。本发明可自动监控的液体点滴系统，结构简单、成本低、稳定性好、自动化程度高、精确度好，大大提高了医院内的输液效率，减少了医护人员的劳动强度，且提高了输液的安全性。
The invention provides a liquid drip system and method capable of automatic monitoring. The system includes a detection module, a controller, a power supply module, a speed control module and a user interaction module. The power supply module is respectively connected to the detection module, the controller, the speed control The power interface of the module and the user interaction module is used for power supply. The controller is respectively connected to the detection module, the speed control module and the user interaction module through the bus. The interaction module is used to set the initial value in the controller, and the detection module is used for The liquid level and flow rate of the liquid are detected and the detected values are sent to the controller, and the controller is used to control the operating state of the speed control module to control the liquid flow rate. The liquid drip system that can be automatically monitored by the present invention has simple structure, low cost, good stability, high degree of automation, and good accuracy, which greatly improves the efficiency of infusion in the hospital, reduces the labor intensity of medical staff, and improves the efficiency of infusion. safety.
Description
Technical field
The present invention relates to a kind of armarium, particularly a kind of liquid dropping system and method that can automatic monitoring.
Background technology
The intravenous transfusion device using in hospital is at present all upper could the transfusion of head that is suspended on patient, and liquid dropping speed is difficult to accurate restriction, and this is to special nursed patients and transfusion speed is had to the patient of strict demand is inconvenient.Existing infusion monitor price is too high again, can increase hospital and patient's expense.
Summary of the invention
(1) technical problem that will solve
The technical problem to be solved in the present invention be to provide a kind of can automatically detect and adjust drop flow velocity can automatic monitoring liquid dropping system and method.
(2) technical scheme
For solving the problems of the technologies described above, the invention provides a kind of liquid dropping system that can automatic monitoring, comprise detection module, controller, power module, rate control module and user interactive module, described power module is connected to respectively described detection module by power line, controller, the power interface of rate control module and user interactive module, for power supply, described controller is connected to respectively described detection module by bus, rate control module and user interactive module, described for interactive module for the initial value in setting controller, described detection module is for detection of liquid level and the flow velocity of liquid and detected value is sent to described controller, described controller is for the running status of control rate control module, in order to control flow rate of liquid.
Further, also comprise alarm module, described alarm module is connected with described power module by power line, and is connected to described control module by bus.
Further, described alarm module comprises alarm lamp and buzzer, and described alarm lamp and buzzer are connected to described power module by power line respectively, and is connected to described controller by bus.
Further, described detection module comprises liquid level sensor and flow sensor, described liquid level sensor and flow sensor are connected to described controller and are connected to described power module by power line by bus respectively, and described liquid level sensor and flow sensor are photoelectric sensor.
Further, described rate control module comprises housing 1, motor, drivewheel 2, tooth bar 3 and driven pulley 4, in described housing 1, be equipped with drop conduit, in described housing 1, be provided with tooth bar chute, described tooth bar chute favours described drop conduit, described tooth bar cunning fits in described tooth bar chute, described tooth bar chute, between described conduit, be provided with the driven pulley chute 4 parallel with described tooth bar chute, the end cunning of described driven pulley 4 fits in described driven pulley chute, the sidewall of described driven pulley 4 and 3 engagements of described tooth bar, the another side of described tooth bar 4 is engaged with described drivewheel, the output shaft of described motor connects described drivewheel 2.
Further, described user interactive module comprises keyboard and the display screen for showing for inputting.
Further, described controller is STC12C5A60S2 single-chip microcomputer.
The present invention also provides a kind of liquid dropping method that can automatic monitoring, and it comprises the following steps:
A, set threshold values: according to different types of drop medicine and drop time set drop flow velocity, liquid level warning threshold values and detection time spacing value;
B, Level Detection: by liquid level sensor, detect the liquid level in dropping funnel or transfusion bottle, this detected value is sent in controller and with setting value relatively, when detected value is when setting liquid level warning threshold values, start alarm module and also stop detecting; When detected value is greater than setting liquid level warning threshold values, flow sensor work;
C, drop flow rate detection: detect the timing of every drop of liquid process, the accumulative total of drop is mainly that the middle fracture by single-chip microcomputer produces, and dropping liquid just produces once and interrupts each time, and then counting, so adds up up;
D, drop flow speed control: by regulating pwm signal dutycycle to realize the fine adjustment of drop flow velocity; When drop flow velocity is too fast, the difference of calculating according to single-chip microcomputer, control step motor forward, reduces the cross-sectional area of drop conduit, thereby reduces drop flow velocity; When drop flow velocity is too fast, the offset calculating according to single-chip microcomputer, control step motor reversal, increases the cross-sectional area of drop conduit, thereby increases drop flow velocity; When drop flow velocity equates with setting value, motor is not worked;
E, repeating step b, c, d, until stop detecting.
(3) beneficial effect
The present invention can automatic monitoring liquid dropping system, according to the testing result of liquid level and flow sensor, by single-chip microcomputer, utilize pwm signal, the driving time of control step motor, control the cross-sectional area of drop conduit, thereby controlled the drop flow velocity in drop conduit, solved the high deficiency of conventional art middle controller cost, and intelligent degree is high, it is accurate to control.The present invention can automatic monitoring liquid dropping system, simple in structure, cost is low, good stability, automaticity is high, degree of accuracy good, has greatly improved the transfusion efficiency in hospital, has reduced medical personnel's labor intensity, and improved the safety of transfusion.
Accompanying drawing explanation
Fig. 1 is the principle schematic of the liquid dropping system that the present invention can automatic monitoring;
Fig. 2 the present invention can automatic monitoring the workflow diagram of liquid dropping system;
Fig. 3 the present invention can automatic monitoring the structure chart of rate control module of liquid dropping system.
The specific embodiment
Consult Fig. 1～Fig. 3, the invention provides a kind of liquid dropping system that can automatic monitoring, comprise detection module, controller, power module, rate control module and user interactive module, power module is connected to respectively detection module by power line, controller, the power interface of rate control module and user interactive module, for it is powered, controller is connected to respectively detection module by bus, rate control module and user interactive module, for interactive module, be used for the initial value in setting controller, detection module is for detection of liquid level and the flow velocity of liquid and detected value is sent to controller, controller is for the running status of control rate control module, in order to control flow rate of liquid, in the present embodiment, also include alarm module, this alarm module is connected with power module by power line, and is connected to control module by bus, this alarm module comprises alarm lamp and buzzer, alarm lamp and buzzer are connected to power module by power line respectively, and be connected to controller by bus, when liquid level too low, be that the water droplet of transfusion bottle the inside can be reported to the police after complete in advance, send alarm signal and notify medical personnel to lose no time, to avoid danger, detection module in the present embodiment comprises liquid level sensor and flow sensor, liquid level sensor and flow sensor are connected to controller and are connected to power module by power line by bus respectively, and liquid level sensor and flow sensor are photoelectric sensor, rate control module comprises housing 1, motor, drivewheel 2, tooth bar 3 and driven pulley 4, in housing 1, be equipped with drop conduit, in housing 1, be provided with tooth bar chute, tooth bar chute favours drop conduit, described tooth bar cunning fits in tooth bar chute, between tooth bar chute, conduit, be provided with the driven pulley chute 4 parallel with tooth bar chute, the end cunning of driven pulley 4 fits in driven pulley chute, the sidewall of driven pulley 4 and tooth bar 3 engagements, the another side of tooth bar 4 is engaged with drivewheel, and the output shaft of motor connects drivewheel 2, and user interactive module comprises keyboard and the display screen for showing for inputting, preferably, the controller of employing is STC12C5A60S2 single-chip microcomputer.
The present invention also provides a kind of liquid dropping method that can automatic monitoring, and it comprises the following steps:
A, set threshold values: according to different types of drop medicine and drop time set drop flow velocity, liquid level warning threshold values and detection time spacing value;
B, Level Detection: by liquid level sensor, detect the liquid level in dropping funnel or transfusion bottle, this detected value is sent in controller and with setting value relatively, when detected value is when setting liquid level warning threshold values, start alarm module and also stop detecting; When detected value is greater than setting liquid level warning threshold values, flow sensor work;
C, drop flow rate detection: detect the timing of every drop of liquid process, the accumulative total of drop is mainly that the middle fracture by single-chip microcomputer produces, and dropping liquid just produces once and interrupts each time, and then counting, so adds up up;
D, drop flow speed control: by regulating pwm signal dutycycle to realize the fine adjustment of drop flow velocity; When drop flow velocity is too fast, the difference of calculating according to single-chip microcomputer, control step motor forward, reduces the cross-sectional area of drop conduit, thereby reduces drop flow velocity; When drop flow velocity is too fast, the offset calculating according to single-chip microcomputer, control step motor reversal, increases the cross-sectional area of drop conduit, thereby increases drop flow velocity; When drop flow velocity equates with setting value, motor is not worked;
E, repeating step b, c, d, until stop detecting.
The present invention can automatic monitoring liquid dropping system, according to the testing result of liquid level and flow sensor, by single-chip microcomputer, utilize pwm signal, the driving time of control step motor, control the cross-sectional area of drop conduit, thereby controlled the drop flow velocity in drop conduit, solved the high deficiency of conventional art middle controller cost, and intelligent degree is high, it is accurate to control.The present invention can automatic monitoring liquid dropping system, simple in structure, cost is low, good stability, automaticity is high, degree of accuracy good, has greatly improved the transfusion efficiency in hospital, has reduced medical personnel's labor intensity, and improved the safety of transfusion.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the technology of the present invention principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (8)
- One kind can automatic monitoring liquid dropping system, it is characterized in that: comprise detection module, controller, power module, rate control module and user interactive module, described power module is connected to respectively described detection module by power line, controller, the power interface of rate control module and user interactive module, for power supply, described controller is connected to respectively described detection module by bus, rate control module and user interactive module, described for interactive module for the initial value in setting controller, described detection module is for detection of liquid level and the flow velocity of liquid and detected value is sent to described controller, described controller is for the running status of control rate control module, in order to control flow rate of liquid.
- 2. liquid dropping system that can automatic monitoring as claimed in claim 1, is characterized in that: also comprise alarm module, described alarm module is connected with described power module by power line, and is connected to described control module by bus.
- 3. liquid dropping system that can automatic monitoring as claimed in claim 2, it is characterized in that: described alarm module comprises alarm lamp and buzzer, described alarm lamp and buzzer are connected to described power module by power line respectively, and are connected to described controller by bus.
- 4. liquid dropping system that can automatic monitoring as claimed in claim 1, it is characterized in that: described detection module comprises liquid level sensor and flow sensor, described liquid level sensor and flow sensor are connected to described controller and are connected to described power module by power line by bus respectively, and described liquid level sensor and flow sensor are photoelectric sensor.
- 5. liquid dropping system that can automatic monitoring as claimed in claim 1, it is characterized in that: described rate control module comprises housing 1, motor, drivewheel 2, tooth bar 3 and driven pulley 4, in described housing 1, be equipped with drop conduit, in described housing 1, be provided with tooth bar chute, described tooth bar chute favours described drop conduit, described tooth bar cunning fits in described tooth bar chute, described tooth bar chute, between described conduit, be provided with the driven pulley chute 4 parallel with described tooth bar chute, the end cunning of described driven pulley 4 fits in described driven pulley chute, the sidewall of described driven pulley 4 and 3 engagements of described tooth bar, the another side of described tooth bar 4 is engaged with described drivewheel, the output shaft of described motor connects described drivewheel 2.
- 6. liquid dropping system that can automatic monitoring as claimed in claim 1, is characterized in that: described user interactive module comprises keyboard and the display screen for showing for inputting.
- As described in claim 1 to 6 any one can automatic monitoring liquid dropping system, it is characterized in that: described controller is STC12C5A60S2 single-chip microcomputer.
- 8. a liquid dropping method that can automatic monitoring, is characterized in that, comprises the following steps:A, set threshold values: according to different types of drop medicine and drop time set drop flow velocity, liquid level warning threshold values and detection time spacing value;B, Level Detection: by liquid level sensor, detect the liquid level in dropping funnel or transfusion bottle, this detected value is sent in controller and with setting value relatively, when detected value is when setting liquid level warning threshold values, start alarm module and also stop detecting; When detected value is greater than setting liquid level warning threshold values, flow sensor work;C, drop flow rate detection: detect the timing of every drop of liquid process, the accumulative total of drop is mainly that the middle fracture by single-chip microcomputer produces, and dropping liquid just produces once and interrupts each time, and then counting, so adds up up;D, drop flow speed control: by regulating pwm signal dutycycle to realize the fine adjustment of drop flow velocity; When drop flow velocity is too fast, the difference of calculating according to single-chip microcomputer, control step motor forward, reduces the cross-sectional area of drop conduit, thereby reduces drop flow velocity; When drop flow velocity is too fast, the offset calculating according to single-chip microcomputer, control step motor reversal, increases the cross-sectional area of drop conduit, thereby increases drop flow velocity; When drop flow velocity equates with setting value, motor is not worked;E, repeating step b, c, d, until stop detecting.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310720280.9A CN103623482A (en) | 2013-12-20 | 2013-12-20 | Automatically monitored liquid dropping system and method |
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| CN201310720280.9A CN103623482A (en) | 2013-12-20 | 2013-12-20 | Automatically monitored liquid dropping system and method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015158184A1 (en) * | 2014-04-18 | 2015-10-22 | 俞卫中 | Intelligently-analgesic infusion pump monitoring system and method |
| CN105641779A (en) * | 2014-12-22 | 2016-06-08 | 胡绍勤 | Infusion flow rate adjustor |
| CN108815616A (en) * | 2018-04-24 | 2018-11-16 | 赵月云 | A kind of Multifunction medical transfusion device adjusting transfusion state |
| CN114028649A (en) * | 2021-11-16 | 2022-02-11 | 华中科技大学同济医学院附属协和医院 | Water level and conduit flow rate monitoring system of medical water bag for infusion |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN105641779A (en) * | 2014-12-22 | 2016-06-08 | 胡绍勤 | Infusion flow rate adjustor |
| CN108815616A (en) * | 2018-04-24 | 2018-11-16 | 赵月云 | A kind of Multifunction medical transfusion device adjusting transfusion state |
| CN114028649A (en) * | 2021-11-16 | 2022-02-11 | 华中科技大学同济医学院附属协和医院 | Water level and conduit flow rate monitoring system of medical water bag for infusion |
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Application publication date: 20140312 |