CN202052145U - Dropping liquid monitor - Google Patents
Dropping liquid monitor Download PDFInfo
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- CN202052145U CN202052145U CN2011201422943U CN201120142294U CN202052145U CN 202052145 U CN202052145 U CN 202052145U CN 2011201422943 U CN2011201422943 U CN 2011201422943U CN 201120142294 U CN201120142294 U CN 201120142294U CN 202052145 U CN202052145 U CN 202052145U
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Abstract
The utility model discloses a dropping liquid monitor comprising a microprocessor, a gravity sensor, a signal conversion module, a power supply module and a response module, wherein the power supply module is connected with the microprocessor and used for supplying power for the microprocessor, the gravity sensor is connected with the microprocessor through the signal conversion module, a gravity signal measured by the gravity sensor is amplified and converted into a digital signal by the signal conversion module, and then input into the microprocessor, and the response module is also connected with the microprocessor and used for obtaining processed monitoring data from the microprocessor. The dropping liquid monitor has the advantages of being capable of discriminating interference, eliminating false alarm to achieve precise monitoring of dropping speed of dropping liquid, and accurately giving an alarm for remaining time.
Description
Technical field
This utility model belongs to the monitoring instrument technical field, relates in particular to a kind of drop surveillance instrument that is applicable to medical transfusion drop process and monitors other lifting fluid flow speed.
Background technology
The earliest, medical transfusion drop process is mainly manual observation to the monitoring of dropping liquid.Afterwards, occurred utilizing instrument to carry out drop surveillance.
But, in the middle of the technology of current liquid droping speed monitoring, have the unstable and monitoring technology difficult problem that bring of dropping liquid fluid size itself.In actual applications, main to adopt infrared ray to cut off the photoelectric technology of counting be main, when dropping liquid makes drop size instability change in flow because of bubble or factor such as rock, drips a slowdown monitoring and have the inaccuracy risk, often producing reports to the police misrepresents deliberately phenomenon, brings many troubles on the contrary for user.
Secondly, there is the technical barrier that can't accurately calculate remaining time in current techniques.The product of using on the market mainly adopts liquid level displacement monitoring technology, reports to the police when liquid in containers is lower than the liquid level of setting, the same effect that exists because of the wobble effects liquid level monitoring, and calculate not accurate remaining time, is easy to generate the false alarm phenomenon.
Summary of the invention
For this reason, technical problem to be solved in the utility model provides the drop surveillance instrument that a kind of precise monitoring dropping liquid drips speed and can accurately carry out reporting to the police remaining time, has deficiency to overcome prior art.
In order to solve the problems of the technologies described above, this utility model adopts following technical scheme:
A kind of drop surveillance instrument is characterized in that: comprise microprocessor, gravity sensor, signal conversion module, supply module and respond module constitute;
Described supply module is connected with microprocessor, is microprocessor power supply;
Described gravity sensor connects microprocessor through signal conversion module, and the gravitational cue that gravity sensor measures inputs to microprocessor through the processing and amplifying of signal conversion module and after converting digital signal to;
Described respond module also connects microprocessor, from microprocessor acquisition Monitoring Data after treatment.
In this utility model, described respond module is one in display screen, the buzzer or the two combination.
In this utility model, described microprocessor also is connected with key-press module.Can carry out setting operation to this drop surveillance device by key-press module, with multiple monitoring of flexible realization and processing mode.
In this utility model, described signal conversion module is made of signal operation amplifier and A/D converter, and described gravity sensor connects the signal operation amplifier, and the signal operation amplifier connects A/D converter again, and A/D converter connects microprocessor again.
In addition, in order to have realized remote monitoring, statistics and control, described microprocessor also is connected with wireless communication module.
In addition, microprocessor also connects the love signal lights, to realize special user's labelling.
Adopt technique scheme, this utility model overcomes the deficiencies in the prior art and is mainly reflected in three aspects:
At first, accurately measure gravimetric value, calculate Gravity changer speed, change into by a density and a coefficient (the every drop volume of dropping liquid) and drip numerical value, judgement safety is dripped the scope of number, overload alarm.
Secondly, definite fast empty weight is calculated the remaining liq capacity, precisely calculates remaining time, judges the triggering of reporting to the police the remaining time of setting, and in time realizes finishing warning.
Once more, judge and filter, avoid misrepresenting deliberately, reporting by mistake, for user provides the most reliable Monitoring Data because of the provisional speed of rocking, the flow rate of liquid instability produces changes significantly.
Therefore, drop surveillance instrument of the present utility model has can differentiate interference, and debug is reported to the police with the advantage that realizes that the precise monitoring dropping liquid drips speed and can accurately carry out reporting to the police remaining time.
Description of drawings
Below in conjunction with the drawings and specific embodiments this utility model is described:
Fig. 1 is a structural representation of the present utility model.
The specific embodiment
As shown in Figure 1, drop surveillance instrument of the present utility model comprises microprocessor 100, gravity sensor 200, signal conversion module 300, respond module 400, key-press module 500, wireless communication module 600, supply module 700 and love signal lights 402.Signal conversion module 300 comprises signal operation amplifier 301 and A/D converter 302, and respond module 400 comprises LCD display 401 and buzzer 403.
More than each module all be packaged within the device box, supply module 700 is connected with microprocessor 100, is microprocessor 100 power supplies; Gravity sensor 200 is transferred to microprocessor 100 by signal operation amplifier 301, A/D converter 302 with the gravity value signal; Microprocessor 100 is transferred to liquid droping speed LCD display 401, wireless communication module 600 as calculated, will judge that the signal that needs to report to the police is transferred to buzzer 403 and wireless communication module 600; The key-press module 500 main microprocessors 100 that connect are controlled startup, suspend, finish and program parameter are debugged setting; Love signal lights 402 carries out special user's labelling by key-press module 500 controls.
More than being exactly drop surveillance instrument of the present utility model, is in the scene of patient's drop medical transfusion monitoring the nurse, and the nurse is suspended on infusion bottle below the hook of this drop surveillance instrument, presses start button and can implement monitoring automatically.This drop surveillance instrument can finish three kinds of different working methods according to practical situation:
Working method one: accurate calculating dripped number, shows and warning.By supply module 700 is that microprocessor 100 is carried 5V voltage, and be the stable voltages of gravity sensor 200 conveyings by microprocessor 100, gravity sensor 200 can pass to microprocessor 100 by signal operation amplifier 301 and A/D converter 302 with digital gravimetric value information with the gravity value of the infusion bottle that hung, Transmission bit rate is 0.1 second, and microprocessor 100 arithmetic average gravity values are designated as currency.At the Gravity changer amount △ of unit interval G-value, through dropping liquid density with drip a coefficient (every drop volume) and change into and drip numerical value, the dropping liquid liquid speed value V that promptly draws the nurse and be concerned about, V-value is transferred to LCD display 401 demonstrations.Program can judge whether to exceed the value-at-risk of setting automatically, and then reports to the police.
Working method two: reduce the empty bottle deadweight, calculate remaining time.When microprocessor 100 obtains the most initial gravimetric value, show heavily to judge that according to the bottle of setting the empty bottle of infusion vessel is heavy, also can be heavy by manually importing or revise empty bottle.Can obtain the liquid weight of real surplus so very easily, promptly obtain remaining transfusion time divided by the current speed of dripping, and on the risk time point of setting, trigger alert program, implement to report to the police by buzzer 403.
Working method three: judge and disturb, get rid of wrong report.Owing to rock or liquid transfusion self unstability, during the drop size variation, dripping number can fluctuate, even can often exceed safety value in infusion process.Produce wrong report for making alert program not influenced by it, can be by program automatically according to the size of floating, time judges whether to be interferential provisional exceeding of external force, exceed the safety value scope if be confirmed to be, promptly trigger alert program and implement formal warning and can give background process by wireless network transmissions by buzzer 403 owing to artificially having adjusted a speed.
Through foregoing detailed description, as can be seen, the utlity model has following characteristics:
1, the employing gravity sensor obtains the changing value of accurate weight, converts to drip number, and the judgement warning of transfiniting is set;
2, judge that automatically empty bottle deadweight value obtains the real surplus amount of liquid, accurately calculate remaining time, and risk is reported to the police;
3, differentiate automatically and get rid of and external force interference value degree of influence such as rock, debug is reported to the police;
4, the product compact volume and convenience is low in energy consumption, conveniently moving, and cost is low, and installation and maintenance are simple;
5, easy and simple to handle, the suitability is strong, does not contact the patient, does not come in contact with body fluid, medicine etc.;
6, support multiple interfaces, support of wireless communication interface, convenient long-range statistical analysis and the application extension of realizing.
Claims (6)
1. a drop surveillance instrument is characterized in that: comprise microprocessor, gravity sensor, signal conversion module, supply module and respond module formation;
Described supply module is connected with microprocessor, is microprocessor power supply;
Described gravity sensor connects microprocessor through signal conversion module, and the gravitational cue that gravity sensor measures inputs to microprocessor through the processing and amplifying of signal conversion module and after converting digital signal to;
Described respond module also connects microprocessor, from microprocessor acquisition Monitoring Data after treatment.
2. drop surveillance instrument according to claim 1 is characterized in that: described respond module is one in display screen, the buzzer or the two combination.
3. drop surveillance instrument according to claim 1 is characterized in that: described microprocessor also is connected with key-press module.
4. drop surveillance instrument according to claim 1, it is characterized in that: described signal conversion module is made of signal operation amplifier and A/D converter, described gravity sensor connects the signal operation amplifier, the signal operation amplifier connects A/D converter again, and A/D converter connects microprocessor again.
5. drop surveillance instrument according to claim 1 is characterized in that: described microprocessor also is connected with wireless communication module.
6. drop surveillance instrument according to claim 5 is characterized in that: microprocessor also connects the love signal lights.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201422943U CN202052145U (en) | 2011-05-08 | 2011-05-08 | Dropping liquid monitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201422943U CN202052145U (en) | 2011-05-08 | 2011-05-08 | Dropping liquid monitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202052145U true CN202052145U (en) | 2011-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201422943U Expired - Fee Related CN202052145U (en) | 2011-05-08 | 2011-05-08 | Dropping liquid monitor |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102688536A (en) * | 2012-06-18 | 2012-09-26 | 陈勃 | Intelligent transfusion system |
| CN104491954A (en) * | 2014-12-24 | 2015-04-08 | 东华大学 | Intelligent control system capable of reflecting injection remaining time of medical infusion apparatus |
| CN104707214A (en) * | 2015-03-06 | 2015-06-17 | 昂科信息技术无锡有限公司 | Infusion weighing monitoring method and system |
| CN104958808A (en) * | 2015-05-27 | 2015-10-07 | 苏州合欣美电子科技有限公司 | Infusion monitoring system based on photoelectric sensor |
| CN109481784A (en) * | 2018-09-13 | 2019-03-19 | 壹妙芯(厦门)科技有限公司 | A kind of drop remaining time detection device and system |
| CN109498898A (en) * | 2018-11-27 | 2019-03-22 | 昆明理工大学 | A kind of infusion alarm based on weight method wireless sensor technology |
| CN110464910A (en) * | 2019-08-30 | 2019-11-19 | 湖南新云医疗装备工业有限公司 | A kind of bedside terminal of the monitoring infusion based on base station communication, system and method |
| CN111744075A (en) * | 2020-08-04 | 2020-10-09 | 中国银行股份有限公司 | Infusion monitoring alarm method, system, computer equipment and readable storage medium |
-
2011
- 2011-05-08 CN CN2011201422943U patent/CN202052145U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102688536A (en) * | 2012-06-18 | 2012-09-26 | 陈勃 | Intelligent transfusion system |
| CN104491954A (en) * | 2014-12-24 | 2015-04-08 | 东华大学 | Intelligent control system capable of reflecting injection remaining time of medical infusion apparatus |
| CN104707214A (en) * | 2015-03-06 | 2015-06-17 | 昂科信息技术无锡有限公司 | Infusion weighing monitoring method and system |
| CN104958808A (en) * | 2015-05-27 | 2015-10-07 | 苏州合欣美电子科技有限公司 | Infusion monitoring system based on photoelectric sensor |
| CN109481784A (en) * | 2018-09-13 | 2019-03-19 | 壹妙芯(厦门)科技有限公司 | A kind of drop remaining time detection device and system |
| CN109498898A (en) * | 2018-11-27 | 2019-03-22 | 昆明理工大学 | A kind of infusion alarm based on weight method wireless sensor technology |
| CN110464910A (en) * | 2019-08-30 | 2019-11-19 | 湖南新云医疗装备工业有限公司 | A kind of bedside terminal of the monitoring infusion based on base station communication, system and method |
| CN111744075A (en) * | 2020-08-04 | 2020-10-09 | 中国银行股份有限公司 | Infusion monitoring alarm method, system, computer equipment and readable storage medium |
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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: 20111130 Termination date: 20130508 |