CN114699571A - Intelligent pressure-regulating drainage device, control method and equipment thereof, and storage medium - Google Patents
Intelligent pressure-regulating drainage device, control method and equipment thereof, and storage medium Download PDFInfo
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- CN114699571A CN114699571A CN202210332312.7A CN202210332312A CN114699571A CN 114699571 A CN114699571 A CN 114699571A CN 202210332312 A CN202210332312 A CN 202210332312A CN 114699571 A CN114699571 A CN 114699571A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3327—Measuring
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
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- A61M2205/3331—Pressure; Flow
- A61M2205/3334—Measuring or controlling the flow rate
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Abstract
The application relates to the technical field of medical instruments, in particular to an intelligent pressure-regulating drainage device and a control method, equipment and a storage medium thereof, wherein the intelligent pressure-regulating drainage device comprises a drainage tube and a liquid storage bottle, an air inlet of the liquid storage bottle is connected with the drainage tube, a one-way valve is connected between the drainage tube and the liquid storage bottle, an air outlet of the drainage tube is connected with an air pump, a negative pressure sensor is installed on the drainage tube, the output end of the negative pressure sensor is electrically connected with a microprocessor, the input end of the microprocessor is electrically connected with keys corresponding to different negative pressure values one by one, the output end of the microprocessor is electrically connected with the control end of the air pump, and the output end of the microprocessor is also electrically connected with a display screen; the control signal of the key is output to the air pump through the microprocessor to control the air pump to work according to the preset negative pressure value, and meanwhile, the negative pressure value measured by the negative pressure sensor is displayed on the display screen in real time. The problem that the pressure regulating mode of current drainage ware is adjusted not accurately can be solved in this application.
Description
Technical Field
The application relates to the technical field of medical instruments, in particular to an intelligent pressure-regulating drainage device, a control method and equipment thereof, and a storage medium.
Background
At present, the pressure value of the pressure valve is adjusted by the simple drainage device in a manual mode or a pedal plate mode, the adjustment is time-consuming, and the adjustment is easy to make mistakes in emergency, so that the simple drainage device is not beneficial to timely rescue.
Moreover, the pressure value after adjusting at every turn is invariable, leads to adjusting the result and lacks the accuracy, then the too high or the condition of crossing low of pressure appears easily in inhaling phlegm in-process, and the too big condition that can lead to air flue spasm, mucosa damage of negative pressure, and the negative pressure undersize then can lead to unable effective clearance sputum, all is not favorable to in time rescuing.
To the correlation technique among the above-mentioned, the inventor discovers that there is the problem that adjusts inaccurate, is unfavorable for in time rescuing in the pressure regulating mode of current simple and easy drainage ware.
Disclosure of Invention
In order to improve the adjustment precision, the application provides an intelligent pressure-adjusting drainage device, a control method and equipment thereof, and a storage medium.
The first aspect, this application provides an intelligent pressure regulating drainage ware, has the characteristics that improve the regulation precision.
The application is realized by the following technical scheme:
an intelligent pressure-regulating drainage device comprises a drainage tube and a liquid storage bottle, wherein an air inlet of the liquid storage bottle is connected with the drainage tube, a one-way valve is connected between the drainage tube and the liquid storage bottle, an air outlet of the drainage tube is connected with an air pump, a negative pressure sensor is installed on the drainage tube, an output end of the negative pressure sensor is electrically connected with a microprocessor, an input end of the microprocessor is electrically connected with keys which correspond to different negative pressure values one by one, an output end of the microprocessor is electrically connected with a control end of the air pump, and an output end of the microprocessor is also electrically connected with a display screen;
and control signals of the keys are output to the air pump through the microprocessor so as to control the air pump to work according to a preset negative pressure value, and simultaneously, the negative pressure value measured by the negative pressure sensor is displayed on the display screen in real time.
The present application may be further configured in a preferred example to: piezoelectric film sensors are mounted at the connecting positions of the drainage tube and the liquid storage bottle and the connecting positions of the drainage tube and the air pump, the output end of each piezoelectric film sensor is electrically connected with the input end of the microprocessor, and the output end of the microprocessor is electrically connected with an alarm;
when the output signal of the piezoelectric film sensor is out of a preset range value, the microprocessor inputs a driving signal to the alarm to control the alarm to give an alarm.
The present application may be further configured in a preferred example to: the output end of the microprocessor is also connected with a boosting module for boosting a negative pressure value;
when the output signal of the piezoelectric film sensor is smaller than a preset range value, the microprocessor inputs a driving signal to the boosting module to control the boosting module to start, so that the air pump works according to a preset negative pressure value.
The present application may be further configured in a preferred example to: the output end of the microprocessor is also connected with a voltage reduction module for reducing the negative pressure value;
when the output signal of the piezoelectric film sensor is larger than a preset range value, the microprocessor inputs a driving signal to the pressure reduction module to control the pressure reduction module to start, so that the air pump works according to a preset negative pressure value.
In a second aspect, the application provides a control method of an intelligent pressure-regulating drainage device, which has the characteristic of improving the regulation precision.
The application is realized by the following technical scheme:
based on the intelligent pressure-regulating drainage device, the microprocessor executes the following steps:
acquiring a negative pressure value measured by the negative pressure sensor, and comparing the negative pressure value with a preset pressure threshold range;
and if the measured negative pressure value is out of the preset pressure threshold range, compensating and adjusting the control signal output by the key based on a preset compensation factor until the negative pressure value measured by the negative pressure sensor is in the preset pressure threshold range.
The present application may be further configured in a preferred example to: the microprocessor further performs the steps of:
the step of performing compensation adjustment on the control signal output by the key based on the preset compensation factor comprises the following steps:
acquiring a pressure lower limit value F1 and a pressure upper limit value F2 of the negative pressure sensor, and a signal lower limit value X1 and a signal upper limit value X2 of a control signal output by the key;
the formula for compensating and adjusting the control signal X output by the key is as follows:
wherein Y is a preset pressure threshold range, a is a compensation factor and a belongs to (0, 1).
The application may be further configured in a preferred example to: piezoelectric film sensors are arranged at the connecting positions of the drainage tube and the liquid storage bottle and the connecting positions of the drainage tube and the air pump, and the microprocessor further executes the following steps:
acquiring an output signal of the piezoelectric film sensor;
judging whether the output signal of the piezoelectric film sensor is out of a preset range value or not;
and when the measuring signal of the piezoelectric film sensor is out of the preset range value, calculating a control signal and inputting the control signal to the air pump based on the preset range value until the output signal of the piezoelectric film sensor is in the preset range value.
The application may be further configured in a preferred example to: the step of calculating a control signal and inputting the control signal to the air pump based on a preset range value includes:
the control signal m satisfies the following calculation formula:
wherein m1 is a lower limit value of a control signal m output by a key, m2 is an upper limit value of the control signal m output by the key, b is a preset range value, b1 is a lower limit value of a pressure of the preset range value b, b2 is an upper limit value of the pressure of the preset range value b, and c is an output signal of the piezoelectric film sensor.
In a third aspect, the present application provides a computer device having features for improving adjustment accuracy.
The application is realized by the following technical scheme:
a computer device comprising a memory, a processor and a computer program stored in the memory and executable on the processor, the processor implementing the steps of any one of the above-mentioned methods of controlling an intelligent pressure-regulating flow diverter when executing the computer program.
In a fourth aspect, the present application provides a computer-readable storage medium having features for improving adjustment accuracy.
The application is realized by the following technical scheme:
a computer-readable storage medium, storing a computer program that, when executed by a processor, performs any of the steps of the above-described intelligent pressure-regulating flow diverter.
In summary, compared with the prior art, the application has at least one of the following beneficial effects:
1. the air outlet of the drainage tube is connected with an air pump so as to lead the drainage liquid in the drainage tube to be sucked into the liquid storage bottle by virtue of the negative pressure action of the air pump; the one-way valve connected between the drainage tube and the liquid storage bottle plays a role in preventing drainage liquid from flowing backwards; the drainage tube is provided with a negative pressure sensor to monitor the negative pressure value in the drainage tube in real time, meanwhile, the input end of the microprocessor is electrically connected with keys which correspond to different negative pressure values one by one and are respectively used for setting pressure values required by adult patients, child patients, infant patients and the like during drainage, when the keys are pressed down, control signals of the keys are output to the air pump through the microprocessor, a stable and safe negative pressure value is provided for a user by one key, the air pump is controlled to work according to the preset negative pressure value, the negative pressure adjusting precision of the drainage device is improved, manual adjustment is not needed, errors are not easy to occur in emergency, timely rescue is facilitated, convenience and rapidness are achieved, the negative pressure value measured by the negative pressure sensor is displayed on the display screen in real time at the moment, visual comparison of whether the current suction negative pressure meets the conditions or not is facilitated, and timely measures are facilitated to be taken to adjust the negative pressure value;
2. if the pressure during suction is too high or too low and cannot be adjusted in time, airway spasm, mucosa injury and the like are easy to occur when the negative pressure is too high; when the negative pressure is too small, the purpose of effectively cleaning the drainage liquid cannot be achieved, so that piezoelectric film sensors are arranged at the connecting positions of the drainage tube and the liquid storage bottle and the connecting positions of the drainage tube and the air pump, and the pressure value in the pipeline is monitored in real time by means of the piezoelectric film sensors; when the output signal of the piezoelectric film sensor is out of the preset range value, namely the current suction negative pressure is too high or too low, the microprocessor inputs a driving signal to the alarm to control the alarm to give an alarm so as to remind a worker to check and adjust in time;
3. when the output signal of the piezoelectric film sensor is smaller than a preset range value, namely the current suction negative pressure is too low, the microprocessor inputs a driving signal to the boosting module to control the boosting module to start, so that the air pump works according to the preset negative pressure value, the negative pressure value in the pipeline is increased, the suction negative pressure value is automatically increased, a certain air leakage compensation effect is achieved, and a stable and safe negative pressure value is provided for a user;
4. when the output signal of the piezoelectric film sensor is larger than the preset range value, namely the current suction negative pressure is too high, the microprocessor inputs a driving signal to the pressure reduction module to control the pressure reduction module to start, so that the air pump works according to the preset negative pressure value, the negative pressure value in the pipeline is reduced, the suction negative pressure value is automatically reduced, the automatic pressure reduction effect is achieved, and the stable and safe negative pressure value is provided for a user;
5. acquiring a negative pressure value measured by a negative pressure sensor, and comparing the negative pressure value with a preset pressure threshold range to judge whether the current suction negative pressure meets the condition; if the measured negative pressure value is out of the preset pressure threshold range, the control signal output by the key is compensated and adjusted based on the preset compensation factor until the negative pressure value measured by the negative pressure sensor is in the preset pressure threshold range, so that the control signal of the key is corrected, the suction negative pressure of the drainage device during working is ensured to meet the conditions, and the stable and safe negative pressure value is provided for a user;
6. when the measuring signal of the piezoelectric film sensor is located outside the preset range value, based on the preset range value, the control signal is calculated and the control signal is input to the air pump, so that the negative pressure value in the pipeline is automatically adjusted when the negative pressure value in the pipeline is too high or too low, the air pump works according to the preset negative pressure value, the air leakage compensation or automatic pressure reduction effect is achieved, and the stable and safe negative pressure value is favorably provided for a user until the output signal of the piezoelectric film sensor is located within the preset range value.
Drawings
Fig. 1 is a flowchart of a control method of an intelligent pressure-regulating flow diverter according to an embodiment of the present application.
Fig. 2 is a flowchart illustrating compensation adjustment of a control signal output by a key in a control method of an intelligent pressure-regulating flow diverter according to an embodiment of the present application.
Fig. 3 is a flowchart of a control method for an intelligent pressure-regulating flow diverter according to another embodiment of the present application.
Detailed Description
The present embodiment is only for explaining the present application, and it is not limited to the present application, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present application.
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In addition, the term "and/or" herein is only one kind of association relationship describing an associated object, and means that there may be three kinds of relationships, for example, a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship, unless otherwise specified.
The embodiments of the present application will be described in further detail with reference to the drawings attached hereto.
The embodiment of the application provides an intelligence pressure regulating drainage ware, including drainage tube and stock solution bottle, the one end of drainage tube is towards the patient, and the other end is connected with the air inlet of stock solution bottle, and the drainage tube passes through the check valve to be connected with the air inlet of stock solution bottle, and when drainage liquid flowed into the stock solution bottle in through the drainage tube, the check valve was opened, drainage tube and stock solution bottle intercommunication, when drainage liquid when the reserve solution bottle is palirrhea to the drainage tube, the check valve was closed, and drainage tube and stock solution bottle disconnection, the gas outlet of drainage tube still are connected with the air pump.
Install negative pressure sensor on the drainage tube, in this embodiment, negative pressure sensor mountable is on the lateral wall of drainage tube.
The output end of the negative pressure sensor is electrically connected with a microprocessor, the input end of the microprocessor is electrically connected with keys which correspond to different negative pressure values one by one, the output end of the microprocessor is electrically connected with the control end of the air pump, and the output end of the microprocessor is also electrically connected with a display screen; the control signal of the key is output to the air pump through the microprocessor to control the air pump to work according to the preset negative pressure value, and simultaneously, the negative pressure value measured by the negative pressure sensor is displayed on the display screen in real time.
When the drainage operation is carried out on patients of different ages, different negative pressure values are adopted for suction.
For example, the pressure range value can be 0.040-0.053Mpa for adult sputum suction;
for example, the pressure range value can be 0.033-0.040Mpa for children to suck sputum;
for example, the pressure range may be 0.023-0.033MPa for baby sputum suction.
When the operations of surgical wound treatment, thoracic drainage, abdominal drainage, waste blood discharge, secretion and the like are performed, the corresponding pressure values of patients of different ages can be set according to the standard.
The keys corresponding to different negative pressure values can be respectively used for setting pressure values required by drainage of adult patients, child patients, infant patients and the like, so that when the keys are pressed down, control signals of the keys are output to the air pump through the microprocessor to control the air pump to work according to the preset negative pressure value, and the purpose of providing stable and safe negative pressure values for users by one key is achieved.
Simultaneously, when using the drainage ware drainage, negative pressure sensor uploads the negative pressure value that records to visual real-time display on the display screen, is favorable to assisting medical personnel to directly perceivedly compare whether current attraction negative pressure satisfies the condition.
The connection position of the drainage tube and the liquid storage bottle and the connection position of the drainage tube and the air pump are both provided with piezoelectric film sensors, and the piezoelectric film sensors are used for monitoring the negative pressure value in the pipeline in real time.
The output end of the piezoelectric film sensor is electrically connected with the input end of the microprocessor, and the output end of the microprocessor is electrically connected with the alarm.
When the output signal of the piezoelectric film sensor is out of the preset range value, the microprocessor inputs a driving signal to the alarm to control the alarm to give an alarm.
The output end of the microprocessor is also connected with a boosting module for boosting the negative pressure value, when the output signal of the piezoelectric film sensor is smaller than the preset range value, the microprocessor inputs a driving signal to the boosting module to control the boosting module to start, so that the air pump works according to the preset negative pressure value.
The output end of the processor is also connected with a pressure reduction module for reducing the negative pressure value, and when the output signal of the piezoelectric film sensor is greater than the preset range value, the microprocessor inputs a driving signal to the pressure reduction module to control the pressure reduction module to start, so that the air pump works according to the preset negative pressure value.
In conclusion, the air outlet of the drainage tube is connected with the air pump, so that the drainage liquid in the drainage tube is sucked into the liquid storage bottle under the negative pressure action of the air pump; the one-way valve connected between the drainage tube and the liquid storage bottle plays a role in preventing drainage liquid from flowing backwards, ensures the smooth conduction of drainage operation and is beneficial to achieving a better drainage effect; install negative pressure sensor on the drainage tube with the negative pressure value in the real-time supervision drainage tube, and simultaneously, microprocessor's input electric connection's the button of the different negative pressure values of one-to-one, be used for setting for adult patient respectively, required pressure value when drainage such as children's patient and baby patient, when pressing the button, the control signal of button exports to the air pump through microprocessor, realize providing stability for the user with a key, safe negative pressure value, control air pump presses the work of predetermined negative pressure value, the negative pressure regulation precision of drainage ware has been improved, need not artificial regulation, also be difficult for makeing mistakes under emergency, be favorable to in time rescuing, convenient and fast, the negative pressure value that real-time display negative pressure sensor surveyed on the display screen this moment, whether the current suction negative pressure satisfies the condition of helping directly perceived contrast, be favorable to in time taking measures to adjust the negative pressure value.
Each module in the intelligent pressure-regulating flow diverter can be completely or partially realized by software, hardware and a combination thereof. The modules can be embedded in a hardware form or independent from a processor in the computer device, and can also be stored in a memory in the computer device in a software form, so that the processor can call and execute operations corresponding to the modules.
The embodiment of the application also provides a control method of the intelligent pressure-regulating drainage device, and the control method of the intelligent pressure-regulating drainage device is based on any one of the intelligent pressure-regulating drainage devices in the embodiments. Referring to fig. 1, the main steps of the control method of the intelligent pressure-regulating flow diverter are described as follows.
The microprocessor performs the following steps:
s01, acquiring the negative pressure value measured by the negative pressure sensor, and comparing the negative pressure value with a preset pressure threshold range;
and S02, if the measured negative pressure value is out of the preset pressure threshold range, compensating and adjusting the control signal output by the key based on the preset compensation factor until the negative pressure value measured by the negative pressure sensor is in the preset pressure threshold range.
Referring to fig. 2, further, in S02, the step of performing compensation adjustment on the control signal output by the key based on the preset compensation factor includes:
s021, acquiring a lower pressure limit value F1 and an upper pressure limit value F2 of the negative pressure sensor, and a lower signal limit value X1 and an upper signal limit value X2 of a control signal output by a key;
s022, assuming that the control signal output by the key is X, the preset pressure threshold range is Y, the compensation factor is a, and a belongs to (0, 1), the formula for performing compensation adjustment on the control signal X is as follows:
after the negative pressure sensor is installed on the drainage device, the size of the suction negative pressure of the drainage device can be limited, the negative pressure value set by the key is corrected, the negative pressure in the drainage device is guaranteed to work within a safety range, the suction efficiency can be improved, and the safety effect on a patient is achieved. If the condition that the respiratory mucosa is damaged to cause bleeding, infection, airway injury and the like can not occur when the newborn sucks phlegm.
Specifically, the negative pressure value measured by the negative pressure sensor displayed on the display screen in real time is automatically acquired and compared with a preset pressure threshold range to judge whether the negative pressure in the drainage device is constant at the moment.
If the measured negative pressure value is outside the preset pressure threshold range and the negative pressure value is smaller than the preset pressure threshold range, the negative pressure condition in the drainage device at the moment is judged to be too low, and the control signal output by the key is compensated and adjusted based on a preset compensation factor, so that the control signal X meets the following formula:
the control signal output by the key is subjected to pressure compensation operation, so that the air pump works according to the adjusted raised negative pressure value, and the control signal output by the key is corrected and stabilized until the negative pressure value measured by the negative pressure sensor is within the preset pressure threshold range, so that a stable and safe negative pressure value is provided for a user.
If the measured negative pressure value is outside the preset pressure threshold range and the negative pressure value is larger than the preset pressure threshold range, the situation that the negative pressure in the drainage device is too high at the moment is judged, and based on a preset compensation factor, the control signal output by the key is compensated and adjusted, so that the control signal X meets the following formula:
through the above-mentioned control signal to the button output step-down operation, make the air pump work according to the negative pressure value of the reduction of adjustment, play correction and stabilizing action to the control signal of button output, until the negative pressure value that negative pressure sensor measured is located predetermined pressure threshold value within range, for the user provides stable, safe negative pressure value, guarantee that the suction negative pressure during operation of drainage ware satisfies the condition.
Referring to fig. 3, further, the microprocessor performs the following steps:
s11, acquiring the output signal of the piezoelectric film sensor;
s12, judging whether the output signal of the piezoelectric film sensor is out of the preset range value;
and S13, when the measuring signal of the piezoelectric film sensor is out of the preset range value, calculating a control signal and inputting the control signal to the air pump based on the preset range value until the output signal of the piezoelectric film sensor is in the preset range value.
Wherein, based on the preset range value, the step of calculating the control signal and inputting the control signal to the air pump comprises:
assuming that the output signal of the piezoelectric film sensor is c, the control signal is m and the preset range value is b, and the lower limit value of the obtained control signal m is m1, the upper limit value of the obtained signal is m2, the lower limit value of the obtained pressure of the preset range value b is b1, and the upper limit value of the obtained pressure is b2, the calculation formula of the control signal m is as follows:
specifically, the drainage device is easy to cause the situation that the suction negative pressure value is too high or too low in the use process, so that the acquired output signal of the piezoelectric film sensor is compared with a preset range value, and whether the negative pressure in the drainage process of the drainage device is too high or too low is judged.
When the measuring signal of piezoelectric film sensor lies in outside predetermineeing the range value, and piezoelectric film sensor's measuring signal is less than predetermineeing the range value, and the negative pressure value of drainage ware is low excessively promptly, based on predetermineeing the range value this moment, makes control signal m satisfy:
the control signal is calculated and input to the air pump, so as to achieve the purpose of automatically increasing the suction negative pressure value and play a certain air leakage compensation role.
Wherein the control signal m is made to satisfy
And calculating a control signal and inputting the control signal into the air pump, namely a boosting module for boosting the negative pressure value in the embodiment.
When the measuring signal of piezoelectric film sensor lies in outside predetermineeing the range value, and piezoelectric film sensor's measuring signal is greater than predetermineeing the range value, and the negative pressure value of drainage ware is too high promptly, based on predetermineeing the range value this moment, makes control signal m satisfy:
the control signal is calculated and input to the air pump, so that the purpose of automatically reducing the suction negative pressure value is achieved, and the automatic pressure reduction effect is achieved.
Wherein the control signal m is made to satisfy
And calculating a control signal and inputting the control signal into the air pump, namely a pressure reduction module for reducing the negative pressure value in the embodiment.
Therefore, when the negative pressure value in the pipeline is too high or too low, the negative pressure value in the pipeline is automatically adjusted, air leakage compensation or automatic pressure reduction operation is automatically carried out until the output signal of the piezoelectric film sensor is within a preset range value, and the stable and safe negative pressure value is provided for a user.
It should be understood that, the sequence numbers of the steps in the foregoing embodiments do not imply an execution sequence, and the execution sequence of each process should be determined by its function and inherent logic, and should not constitute any limitation to the implementation process of the embodiments of the present application.
In one embodiment, a computer device is provided, which may be a server. The computer device includes a processor, a memory, a network interface, and a database connected by a system bus. Wherein the processor of the computer device is configured to provide computing and control capabilities. The memory of the computer device comprises a nonvolatile storage medium and an internal memory. The non-volatile storage medium stores an operating system, a computer program, and a database. The internal memory provides an environment for the operation of an operating system and computer programs in the non-volatile storage medium. The network interface of the computer device is used for communicating with an external terminal through a network connection. The computer program is executed by a processor to realize the control method of the intelligent pressure-regulating flow diverter.
In one embodiment, a computer-readable storage medium is provided, comprising a memory, a processor, and a computer program stored on the memory and executable on the processor, the processor implementing the following steps when executing the computer program:
s11, acquiring the output signal of the piezoelectric film sensor;
s12, judging whether the output signal of the piezoelectric film sensor is out of the preset range value;
and S13, when the measuring signal of the piezoelectric film sensor is out of the preset range value, calculating a control signal and inputting the control signal to the air pump based on the preset range value until the output signal of the piezoelectric film sensor is in the preset range value.
It will be understood by those skilled in the art that all or part of the processes of the methods of the embodiments described above can be implemented by hardware instructions of a computer program, which can be stored in a non-volatile computer-readable storage medium, and when executed, can include the processes of the embodiments of the methods described above. Any reference to memory, storage, database or other medium used in the embodiments provided herein can include non-volatile and/or volatile memory. Non-volatile memory can include read-only memory (ROM), Programmable ROM (PROM), Electrically Programmable ROM (EPROM), Electrically Erasable Programmable ROM (EEPROM), or flash memory. Volatile memory can include Random Access Memory (RAM) or external cache memory. By way of illustration and not limitation, RAM is available in a variety of forms such as Static RAM (SRAM), Dynamic RAM (DRAM), Synchronous DRAM (SDRAM), Double Data Rate SDRAM (DDRSDRAM), Enhanced SDRAM (ESDRAM), Synchronous Link DRAM (SLDRAM), Rambus Direct RAM (RDRAM), direct bus dynamic RAM (DRDRAM), and memory bus dynamic RAM (RDRAM).
It will be apparent to those skilled in the art that, for convenience and brevity of description, only the above-mentioned division of the functional units and modules is illustrated, and in practical applications, the above-mentioned function distribution may be performed by different functional units and modules according to needs, that is, the internal structure of the system is divided into different functional units or modules to perform all or part of the above-mentioned functions.
Claims (10)
1. An intelligent pressure-regulating drainage device comprises a drainage tube and a liquid storage bottle, wherein an air inlet of the liquid storage bottle is connected with the drainage tube, and the intelligent pressure-regulating drainage device is characterized in that a one-way valve is connected between the drainage tube and the liquid storage bottle, an air pump is connected with an air outlet of the drainage tube, a negative pressure sensor is installed on the drainage tube, an output end of the negative pressure sensor is electrically connected with a microprocessor, an input end of the microprocessor is electrically connected with keys corresponding to different negative pressure values one by one, an output end of the microprocessor is electrically connected with a control end of the air pump, and an output end of the microprocessor is also electrically connected with a display screen;
and control signals of the keys are output to the air pump through the microprocessor so as to control the air pump to work according to a preset negative pressure value, and simultaneously, the negative pressure value measured by the negative pressure sensor is displayed on the display screen in real time.
2. The intelligent pressure-regulating drainage device according to claim 1, wherein piezoelectric film sensors are mounted at the connection positions of the drainage tube and the liquid storage bottle and the connection positions of the drainage tube and the air pump, the output end of the piezoelectric film sensor is electrically connected with the input end of the microprocessor, and the output end of the microprocessor is electrically connected with an alarm;
when the output signal of the piezoelectric film sensor is out of a preset range value, the microprocessor inputs a driving signal to the alarm to control the alarm to give an alarm.
3. The intelligent pressure-regulating flow diverter according to claim 2, characterized in that the output end of the microprocessor is further connected with a boosting module for boosting the negative pressure value;
when the output signal of the piezoelectric film sensor is smaller than a preset range value, the microprocessor inputs a driving signal to the boosting module to control the boosting module to start, so that the air pump works according to a preset negative pressure value.
4. The intelligent pressure-regulating flow diverter according to claim 2, characterized in that the output end of the microprocessor is further connected with a pressure-reducing module for reducing the negative pressure value;
when the output signal of the piezoelectric film sensor is larger than a preset range value, the microprocessor inputs a driving signal to the pressure reduction module to control the pressure reduction module to start, so that the air pump works according to a preset negative pressure value.
5. The control method of the intelligent pressure-regulating flow diverter is based on the intelligent pressure-regulating flow diverter of claim 1, and is characterized in that the microprocessor executes the following steps:
acquiring a negative pressure value measured by the negative pressure sensor, and comparing the negative pressure value with a preset pressure threshold range;
and if the measured negative pressure value is out of the preset pressure threshold range, compensating and adjusting the control signal output by the key based on a preset compensation factor until the negative pressure value measured by the negative pressure sensor is in the preset pressure threshold range.
6. The control method of the intelligent pressure-regulating flow diverter according to claim 5, wherein the microprocessor further performs the following steps:
the step of performing compensation adjustment on the control signal output by the key based on the preset compensation factor comprises the following steps:
acquiring a pressure lower limit value F1 and a pressure upper limit value F2 of the negative pressure sensor, and a signal lower limit value X1 and a signal upper limit value X2 of a control signal output by the key;
the formula for compensating and adjusting the control signal X output by the key is as follows:
wherein Y is a preset pressure threshold range, a is a compensation factor and a is (0, 1).
7. The control method of the intelligent pressure-regulating flow diverter according to claim 5,
piezoelectric film sensors are arranged at the connecting positions of the drainage tube and the liquid storage bottle and the connecting positions of the drainage tube and the air pump, and the microprocessor further executes the following steps:
acquiring an output signal of the piezoelectric film sensor;
judging whether the output signal of the piezoelectric film sensor is out of a preset range value or not;
and when the measuring signal of the piezoelectric film sensor is out of the preset range value, calculating a control signal and inputting the control signal to the air pump based on the preset range value until the output signal of the piezoelectric film sensor is in the preset range value.
8. The method for controlling the intelligent pressure-regulating flow diverter according to claim 7, wherein the step of calculating a control signal and inputting the control signal to the air pump based on a preset range value comprises:
the control signal m satisfies the following calculation formula:
wherein m1 is a lower limit value of the control signal m output by the key, m2 is an upper limit value of the control signal m output by the key, b is a preset range value, b1 is a lower pressure limit value of the preset range value b, b2 is an upper pressure limit value of the preset range value b, and c is an output signal of the piezoelectric film sensor.
9. A computer device comprising a memory, a processor and a computer program stored on the memory, the processor executing the computer program to perform the steps of the method of any one of claims 5 to 8.
10. A computer-readable storage medium, characterized in that the computer-readable storage medium stores a computer program which, when being executed by a processor, carries out the steps of the method according to any one of claims 5-8.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI814604B (en) * | 2022-10-05 | 2023-09-01 | 太平洋醫材股份有限公司 | Drainage bottle system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| TWI814604B (en) * | 2022-10-05 | 2023-09-01 | 太平洋醫材股份有限公司 | Drainage bottle system |
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