CN119185056A - Flow-adjustable nasal cavity nursing device and flow adjusting method - Google Patents
Flow-adjustable nasal cavity nursing device and flow adjusting method Download PDFInfo
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- CN119185056A CN119185056A CN202411731693.1A CN202411731693A CN119185056A CN 119185056 A CN119185056 A CN 119185056A CN 202411731693 A CN202411731693 A CN 202411731693A CN 119185056 A CN119185056 A CN 119185056A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D7/00—Control of flow
- G05D7/06—Control of flow characterised by the use of electric means
- G05D7/0617—Control of flow characterised by the use of electric means specially adapted for fluid materials
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H35/00—Baths for specific parts of the body
- A61H35/04—Baths for specific parts of the body for the nose
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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
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/71—Suction drainage systems
- A61M1/73—Suction drainage systems comprising sensors or indicators for physical values
- A61M1/734—Visual indicating means for flow
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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
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/71—Suction drainage systems
- A61M1/77—Suction-irrigation systems
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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
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/80—Suction pumps
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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
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/84—Drainage tubes; Aspiration tips
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
- A61H2201/50—Control means thereof
- A61H2201/5058—Sensors or detectors
- A61H2201/5087—Flow rate sensors
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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
- A61M2205/3331—Pressure; Flow
- A61M2205/3334—Measuring or controlling the flow rate
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Abstract
The application provides a flow-adjustable nasal cavity nursing device and a flow adjusting method, wherein the flow-adjustable nasal cavity nursing device comprises a cleaning mechanism, a suction mechanism, a flow monitoring module and a control module, the cleaning mechanism comprises a cleaning spray head, a clean water pump and a clean water tank, the clean water tank and the clean water pump are connected with a first clean water pipeline, the clean water pump and the cleaning spray head are connected with a second clean water pipeline, the suction mechanism comprises a suction head and a suction pump, a liquid outlet end of the suction pump is connected with a first sewage pipeline, a second sewage pipeline is connected between a liquid inlet end of the suction pump and the suction head, the flow monitoring module detects the flow of the clean water pump through a first flow sensor, the flow of the suction pump is detected through a second flow sensor, the control module is respectively and electrically connected with the clean water pump, the suction pump and each flow sensor for adjusting the power of the clean water pump and the suction pump, so that the flow difference of liquid in the second clean water pipeline and the second sewage pipeline is in a target value range, and the difference in nasal pressure balance is realized, and the comfort and safety of use of users are ensured.
Description
Technical Field
The application relates to the field of nasal cavity nursing equipment, in particular to a nasal cavity nursing device with adjustable flow and a flow adjusting method.
Background
In a nasal cavity irrigator, a common nasal cavity nursing device, a traditional electric irrigator is used for delivering liquid to one nasal cavity through a single positive pressure pump and then discharging the liquid from the opposite nasal cavity through a rear nasal cavity so as to achieve the aim of cleaning the whole nasal cavity.
However, a single positive pressure mode tends to cause excessive intranasal pressure during irrigation, which in turn causes a strong discomfort to the user, especially in cases of high fluid delivery strength or nasal obstruction, which not only affects the user experience, but may also lead to damage to nasal tissue.
For this reason, the nasal irrigator on the market at present introduces negative pressure assistance to the opposite side nasal cavity of the irrigated nasal cavity to improve the pressure balance in the irrigation process, for example, the inventor proposes a nasal cavity nursing device in the chinese patent application with publication number CN215133158U, which can utilize a cleaning mechanism to clean one side nasal cavity, and simultaneously utilize a suction mechanism to suck the other side nasal cavity, so as to discharge the irrigation liquid out of the nasal cavity simultaneously and rapidly, thereby effectively preventing choking water during nasal cavity cleaning and damage to the nasal cavity caused by water pressure during nasal cavity cleaning.
However, in practical application, the applicant finds that, due to the fact that the power caused by the tolerance of the assembly hardware of the clean water pump of the cleaning mechanism and the suction pump of the suction mechanism cannot be absolutely matched, the tiny imbalance of the liquid flow can cause a large intranasal pressure difference, the intranasal has swelling or collapse feeling caused by the pressure difference, and the nasal cavity tissues of the user are damaged, so that the comfort and safety of the user cannot be ensured.
Disclosure of Invention
The application aims to solve the problems that in the nasal cavity flusher in the prior art, the power of a clean water pump of a cleaning mechanism and the power of a suction pump of a suction mechanism are not easy to match, the small imbalance of the liquid flow can cause larger intranasal pressure difference, and the comfort and the safety of a user can not be ensured.
In order to achieve the above purpose, the first aspect of the application provides a nasal cavity nursing device with adjustable flow, comprising a cleaning mechanism and a suction mechanism, wherein the cleaning mechanism comprises a cleaning spray head, a clean water pump and a clean water tank, a first clean water pipeline is connected between the clean water tank and the clean water pump, a second clean water pipeline is connected between the clean water pump and the cleaning spray head, and liquid in the clean water tank is pumped to the cleaning spray head by the clean water pump to be sprayed out;
the system also comprises a flow monitoring module and a control module;
The flow monitoring module comprises a first flow sensor and a second flow sensor, wherein the first flow sensor is connected with the first clear water pipeline and/or the second clear water pipeline, and the second flow sensor is connected with the first sewage pipeline and/or the second sewage pipeline;
The control module is respectively and electrically connected with the clean water pump and the suction pump, the control module is also electrically connected with the first flow sensor and the second flow sensor, and the control module is used for receiving flow signals acquired by the first flow sensor and the second flow sensor and adjusting the power of the clean water pump and the suction pump so that the flow difference value of the liquid in the first clean water pipeline and/or the second clean water pipeline and the first sewage pipeline and/or the second sewage pipeline is in a target value range.
Further, the control module includes:
the data acquisition sub-module is used for acquiring a first liquid flow value of the first clear water pipeline and/or the second clear water pipeline acquired by the first flow sensor and acquiring a second liquid flow value of the first sewage pipeline and/or the second sewage pipeline acquired by the second flow sensor;
The error calculation submodule calculates a flow difference value between a first liquid flow value corresponding to the clean water pump and a second liquid flow value corresponding to the suction pump;
the PID control submodule is used for calling the flow difference value, comparing the flow difference value with a set target value according to the set target value and outputting a PID regulating signal according to a comparison result;
and the power adjusting submodule adjusts the power of the clean water pump and the suction pump according to the PID adjusting signal so as to ensure that the flow difference value between the first liquid flow value corresponding to the clean water pump and the second liquid flow value corresponding to the suction pump is kept within a set target value range.
Further, the comparison result includes:
If the flow difference value is greater than the target value, the PID control submodule outputs an adjusting signal to reduce the power of the clean water pump or increase the power of the suction pump so that the flow difference value is in the target value range;
If the flow difference value is smaller than the target value, the PID control submodule outputs a regulating signal, and the power of the clean water pump is increased or the power of the suction pump is reduced, so that the flow difference value is in the target value range.
Further, the control module further includes:
The flow monitoring sub-module is used for collecting a first liquid flow value and a second liquid flow value;
and if any one of the first liquid flow value and the second liquid flow value is larger than a preset threshold value, the flow monitoring submodule sends out an alarm signal.
Further, the suction mechanism further comprises a sewage tank, the sewage tank is connected with the suction pump through a first sewage pipeline, and sewage sucked by the suction head is pumped to the sewage tank through the suction pump.
Further, the sewage treatment device also comprises an air pressure balance pipe, wherein one end of the air pressure balance pipe stretches into the clean water tank, and the other end stretches into the sewage tank, so that the air pressure in the clean water tank and the sewage tank is close to a balance state.
Further, the flow-adjustable nasal care device further comprises a housing, wherein the cleaning mechanism and the suction mechanism are mounted on the housing;
Wherein the cleaning nozzle and the suction head are fixed relative to the housing, and the cleaning nozzle and the suction head are configured such that when the cleaning nozzle is inserted into one nostril of a human body, the suction head can be inserted into the other nostril.
Further, a first interface and a second interface are arranged at the upper end of the shell, and a first opening and a second opening are arranged at the lower end of the shell;
The cleaning spray head is arranged at the first interface, the clean water pump is arranged in the cavity of the shell, the clean water tank is detachably arranged below the shell, and the top opening of the clean water tank corresponds to the first opening;
The suction head is mounted at the second interface, the suction pump is mounted in the cavity of the housing, the sewage tank is detachably mounted below the housing, and the top opening of the sewage tank corresponds to the second opening.
Further, the control switch is electrically connected with the control module;
The control module is configured to:
when the control switch is started, the control module enables the suction pump and the clean water pump to be started synchronously;
And/or the number of the groups of groups,
The control module causes the suction pump to lag the fresh water pump off when the control switch is off.
In a second aspect, the present application provides a flow rate adjusting method, which is applied to the above-mentioned nasal cavity nursing device with adjustable flow rate, and the method includes:
acquiring a first liquid flow value of a first clear water pipeline and/or a second clear water pipeline acquired by a first flow sensor, and acquiring a second liquid flow value of the first sewage pipeline and/or the second sewage pipeline acquired by a second flow sensor;
Calculating a flow difference value between a first liquid flow value corresponding to the clean water pump and a second liquid flow value corresponding to the suction pump;
The flow difference value is called, the flow difference value is compared with a target value according to the set target value, and a PID regulating signal is output according to the comparison result;
and adjusting the power of the clean water pump and the suction pump according to the PID adjusting signal, so as to ensure that the flow difference value between the first liquid flow value corresponding to the clean water pump and the second liquid flow value corresponding to the suction pump is kept within a set target value range.
By adopting the technical scheme, the nasal cavity nursing device with adjustable flow has the following beneficial effects:
According to the nasal cavity nursing device, the flow monitoring module and the control module are added on the basis of the structure of an existing nasal cavity nursing device, the control module is respectively and electrically connected with the clean water pump, the suction pump, the first flow sensor and the second flow sensor, the control module is used for receiving flow signals collected by the first flow sensor and the second flow sensor, adjusting the power of the clean water pump and the suction pump, enabling the flow difference value of liquid in the first clean water pipeline and/or the second clean water pipeline and the first sewage pipeline and/or the second sewage pipeline to be in a target value range, achieving intranasal pressure difference balance, relieving discomfort and guaranteeing comfort and safety of use of a user.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application, illustrate and explain the application and are not to be construed as limiting the application.
In the drawings:
fig. 1 is a schematic structural view of a flow-adjustable nasal care device according to an embodiment of the present application;
FIG. 2 is a schematic view of a flow-adjustable nasal care device from another perspective;
FIG. 3 is a schematic view of the internal structure of a flow-adjustable nasal care device;
FIG. 4 is a schematic illustration of a power cord plugged into a flow-adjustable nasal care device;
FIG. 5 is a schematic illustration of the filling of the fresh water tank after the fresh water tank has been removed from the housing;
FIG. 6 is a schematic illustration of the fresh water tank mounted on a flow-adjustable nasal care device;
FIG. 7 is a schematic view of the removal and dumping of the waste water from the housing;
Fig. 8 is a flow chart of a flow adjustment method according to an embodiment of the present application.
Description of the reference numerals
1-Cleaning mechanism, 11-cleaning spray head, 12-cleaning water pump, 13-clean water tank, 14-first clean water pipeline, 15-second clean water pipeline, 16-first flow sensor, 2-suction mechanism, 21-suction head, 22-suction pump, 23-sewage tank, 24-first sewage pipeline, 25-second sewage pipeline, 26-second flow sensor, 3-shell, 31-first interface, 32-second interface, 33-first opening, 34-second opening, 35-first sealing element, 36-second sealing element, 37-air pressure balance pipe, 4-control module, 5-control switch, 51-switch display lamp, 6-battery, 7-first cover body, 8-second cover body, 9-charging interface and 10-power line.
Detailed Description
Example embodiments will now be described more fully with reference to the accompanying drawings.
However, the exemplary embodiments may be embodied in many forms and should not be construed as limited to the examples set forth herein, but rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the exemplary embodiments to those skilled in the art.
The drawings are merely schematic illustrations of the present disclosure and are not necessarily drawn to scale.
The same reference numerals in the drawings denote the same or similar parts, and thus a repetitive description thereof will be omitted.
The application provides a nasal cavity nursing device with adjustable flow, which is an improvement on the basis of a nasal cavity nursing device proposed in Chinese patent application with the publication number of CN215133158U and aims to solve the problems that in the actual use process of the nasal cavity nursing device, because the power of a clean water pump of a cleaning mechanism is not easy to match with that of a suction pump of a suction mechanism, the small imbalance of the liquid flow in a pipeline can cause larger intranasal pressure difference, the intranasal has swelling or collapse feeling due to the pressure difference, and the nasal cavity tissues of a user are damaged and the comfort and safety of the user cannot be ensured.
As shown in fig. 1-3, the nasal cavity nursing device with adjustable flow provided by the application comprises a cleaning mechanism 1 and a suction mechanism 2;
The cleaning mechanism 1 comprises a clean water tank 13, a clean water pump 12 and a cleaning spray head 11, a first clean water pipeline 14 is connected between the clean water tank 13 and the clean water pump 12, a second clean water pipeline 15 is connected between the clean water pump 12 and the cleaning spray head 11, and liquid in the clean water tank 13 is pumped to the cleaning spray head 11 by the clean water pump 12 for spraying;
The suction mechanism 2 comprises a sewage tank 23, a suction pump 22 and a suction head 21, a first sewage pipeline 24 is connected between the sewage tank 23 and the suction pump 22, a second sewage pipeline 25 is connected between the suction pump 22 and the suction head 21, and sewage sucked by the suction head 21 is pumped to the sewage tank 23 through the suction pump 22;
In use, the cleaning nozzle 11 and the suction nozzle 21 may be inserted into one nostril respectively, and when cleaning fluid is sprayed into one nostril through the cleaning nozzle 11, the suction nozzle 21 sucks dirt in one nostril, and the cleaning fluid entering from one nostril is sucked out from the other nostril by the suction nozzle 21 under the negative pressure suction force generated in the other nostril.
In addition, the nasal cavity nursing device with adjustable flow provided by the application further comprises a flow monitoring module and a control module;
The flow monitoring module comprises a first flow sensor 16 and a second flow sensor 26, wherein the first flow sensor 16 is connected to the first clear water pipeline 14 and/or the second clear water pipeline 15 and is used for collecting the real-time flow of the liquid in the first clear water pipeline 14 and/or the second clear water pipeline 15, and the second flow sensor 26 is connected to the first sewage pipeline 24 and/or the second sewage pipeline 25 and is used for collecting the real-time flow of the liquid in the first sewage pipeline 24 and/or the second sewage pipeline 25;
for example, a first flow sensor may be disposed on the first clear water line, and a second flow sensor may be disposed on the first sewer line to collect the flow of the first clear water line and the liquid in the first sewer line;
Or a first flow sensor can be arranged on the second clear water pipeline, and a second flow sensor is arranged on the second sewage pipeline and used for collecting the flow of the second clear water pipeline and the liquid in the second sewage pipeline;
Or a first flow sensor is respectively arranged on the first clear water pipeline and the second clear water pipeline, and a second flow sensor is respectively arranged on the first sewage pipeline and the second sewage pipeline, so that the flow of liquid in the first clear water pipeline, the second clear water pipeline, the first sewage pipeline and the second sewage pipeline is respectively collected, and the detection accuracy is further provided;
or a first flow sensor can be arranged on the first clear water pipeline, and a second flow sensor can be arranged on the second sewage pipeline so as to collect the flow of the liquid in the first clear water pipeline and the second sewage pipeline;
Or a first flow sensor can be arranged on the second clear water pipeline, and a second flow sensor can be arranged on the first sewage pipeline and used for collecting the flow of the liquid in the second clear water pipeline and the first sewage pipeline.
The different configuration modes can be flexibly selected according to manufacturing and use requirements.
In practical application, the flow-adjustable nasal cavity nursing device provided by the application can select a high-precision flow sensor suitable for small-pipe diameter and micro flow, such as a micro thermal mass flow sensor, which is sensitive to low-flow-rate liquid and suitable for accurately monitoring the flow of flushing liquid, and can also be replaced by other flow sensors.
The control module is electrically connected to the fresh water pump 12 and the suction pump 22, respectively, and is also electrically connected to the first flow sensor 16 and the second flow sensor 26;
The control module is configured to receive the flow signals collected by the first flow sensor 16 and the second flow sensor 26 and adjust the power of the clean water pump 12 and the suction pump 22 such that the difference between the flow of the liquid in the first clean water line 14 and/or the second clean water line 15 and the flow of the liquid in the first sewage line 24 and/or the second sewage line 25 is within a target value range.
Taking the example of a first flow sensor 16 arranged on the second clean water line 15 and a second flow sensor 26 arranged on the second sewer line 25:
The control module is configured to receive flow signals collected by the first flow sensor 16 and the second flow sensor 26, and adjust the power of the clean water pump 12 and the suction pump 22 so that the pressure difference between the liquid in the second clean water pipeline 15 and the liquid in the second sewage pipeline 25 is within a preset range.
The control module of the application can adopt the existing micro control unit MCU (such as STM32, ESP32 and other models), and can be integrated on the circuit board 4.
Specifically, the control module includes the following sub-modules:
The data acquisition sub-module is used for acquiring first liquid flow values of the first clear water pipeline 14 and/or the second clear water pipeline 15 acquired by the first flow sensor 16, namely flow data corresponding to the clear water pump 12, and acquiring second liquid flow values of the first sewage pipeline 24 and/or the second sewage pipeline 25 acquired by the second flow sensor 26, namely flow data corresponding to the suction pump 22;
An error calculation sub-module for calculating a flow difference between a first liquid flow value corresponding to the clean water pump 12 and a second liquid flow value corresponding to the suction pump 22;
the flow difference value is calculated in such a way that the flow difference value=a first liquid flow value-a second liquid flow value;
The PID control submodule is used for calling the flow difference, comparing the flow difference with a target value according to a set target value and outputting a PID regulating signal according to a comparison result;
and the power regulation submodule regulates the power of the clean water pump 12 and the suction pump 22 according to the PID regulation signal so as to ensure that the flow difference value between the first liquid flow value corresponding to the clean water pump 12 and the second liquid flow value corresponding to the suction pump is kept within a set target value range.
In this scheme, to the flow difference with the target value comparison, the processing method of the comparison result that obtains includes:
If the flow difference value is greater than the target value, the PID control submodule outputs an adjusting signal to reduce the power of the clean water pump 12 or increase the power of the suction pump 22 so that the flow difference value is in the target value range;
If the flow difference is less than the target value, the PID control submodule outputs an adjustment signal to increase the power of the fresh water pump 12 or decrease the suction pump power 22 so that the flow difference is within the target value.
In addition, the control module of this scheme still includes:
The flow monitoring sub-module is used for collecting a first liquid flow value and a second liquid flow value;
If any one of the first liquid flow value and the second liquid flow value is larger than a preset threshold, the flow monitoring sub-module sends out an alarm signal, and the output form of the alarm signal can adopt a buzzer or a corresponding alarm indicator lamp.
The nasal cavity nursing device with adjustable flow provided by the application further comprises the air pressure balance pipe 37, one end of the air pressure balance pipe 37 extends into the clean water tank 13, and the other end extends into the sewage tank 23, so that the air pressure in the clean water tank 13 and the sewage tank 23 is close to a balanced state during operation, and a better working condition is provided for the work of the two pump bodies.
The structure of the nasal cavity care device with adjustable flow rate according to the present embodiment will be described in detail below.
The nasal cavity nursing device with adjustable flow rate also comprises a shell 3, and the cleaning mechanism 1 and the suction mechanism 2 are arranged on the shell 3;
Wherein the cleaning nozzle 11 and the suction head 21 are fixed relative to the housing 3, and the cleaning nozzle 11 and the suction head 21 are arranged such that when the cleaning nozzle 11 is inserted into one nostril of a human body for cleaning, the suction head 21 can be inserted into the other nostril for suction.
Specifically, as shown in fig. 1 to 3, the upper end of the housing 3 is provided with a first interface 31 and a second interface 32, and the lower end is provided with a first opening 33 and a second opening 34;
The cleaning nozzle 11 is fixedly arranged at the first interface 31, the clean water pump 12 is arranged in the cavity of the shell 3, the clean water tank 13 is arranged below the shell 3, the top opening of the clean water tank 13 corresponds to the first opening 33, and the first clean water pipeline 14 connected with the water inlet of the clean water pump 12 extends into the clean water tank 13 through the first opening 33.
The suction head 21 is fixedly mounted at the second interface 32, the suction pump 22 is mounted in the cavity of the housing 3, the sewage tank 23 is mounted below the housing 3, and the top opening of the sewage tank 23 corresponds to the second opening 34, through which second opening 34 the first sewage line 24 connected to the water outlet of the suction pump 22 extends into the sewage tank 23.
In the present embodiment, the clean water pump 12 and the suction pump 22 are micro diaphragm pumps, but other types of pumps may be used instead.
As shown in fig. 3 and 4, a first sealing member 35 for sealing the connection between the top opening of the fresh water tank 13 and the first fresh water line 14 is provided at the first opening 33, and a second sealing member 36 for sealing the connection between the top opening of the sewage tank 23 and the first sewage line 24 is provided at the second opening 34.
Preferably, the clean water tank 13 and the sewage tank 23 are provided to be detachably mounted on the housing 3. As shown in fig. 5 and 6, the clean water tank 13 is detached from the housing 3, injected with the cleaning liquid, and then mounted on the housing 3, and fig. 7 shows that the sewage tank 23 is detached from the housing 3 after use to pour out sewage.
The flow-adjustable nasal care device of the present embodiment further comprises a first cover 7 for covering the cleaning head 11 and a second cover 8 for covering the suction head 21.
When the cleaning device is used, the first cover body 7 and the second cover body 8 are taken down, and after the cleaning device is used, the cleaning nozzle 11 and the suction head 21 are protected by covering the first cover body 7 and the second cover body 8.
The battery 6 is provided in the housing 3, and as shown in fig. 3, the battery 6 may be provided between the clean water pump 12 and the suction pump 22, but may be provided at other positions.
The housing 3 is provided with a charging interface 9 for charging the battery 6.
As shown in fig. 4, the battery 6 can be charged by connecting a power line 10 (in this embodiment, a power line of a USB interface) to the charging interface 9.
In addition, a control switch 5 for controlling the flow-adjustable nasal care device is provided at a position on the housing 3 suitable for operation, and a switch indication lamp 51 for indicating the on-off state of the control switch 5 is also provided on the housing 3.
The switch indicator lamp 51 is turned on when the control switch 5 is in the on state, and the switch indicator lamp 51 is turned off when the control switch 5 is in the off state.
In this embodiment, the control module is specifically the circuit board 4 shown in fig. 3, when the control module is configured to start the control switch 5, the control module outputs a control signal to enable the suction pump 22 and the clean water pump 12 to start synchronously, and at the same time, the control module obtains flow signals collected by the first flow sensor 16 and the second flow sensor 26, and adjusts the power of the clean water pump 13 and the suction pump 23, so that the pressure difference between the liquid in the second clean water pipeline 15 and the liquid in the second sewage pipeline 25 is within a target value range.
When the control switch is turned off, the control module outputs a control signal to enable the suction pump 22 to lag the shut off of the fresh water pump 12, so that the suction pump 22 can be used for sufficiently sucking the cleaning liquid remained in the nasal cavity.
As shown in fig. 8, a flow rate adjusting method in the technical scheme of the present application is applied to the above-mentioned flow rate adjustable nasal cavity nursing device, and the method includes the following steps:
S1, acquiring a first liquid flow value of a first clear water pipeline and/or a second clear water pipeline acquired by a first flow sensor, and acquiring a second liquid flow value of the first sewage pipeline and/or the second sewage pipeline acquired by a second flow sensor;
s2, calculating a flow difference value between a first liquid flow value corresponding to the clean water pump and a second liquid flow value corresponding to the suction pump;
s3, the flow difference value is called, the flow difference value is compared with a set target value according to the set target value, and a PID regulating signal is output according to a comparison result;
S4, adjusting the power of the clean water pump and the suction pump according to the PID adjusting signal, and further ensuring that the flow difference value between the first liquid flow value corresponding to the clean water pump and the second liquid flow value corresponding to the suction pump is kept within a set target value range.
The preferred embodiments of the present application have been described in detail above with reference to the accompanying drawings, but the present application is not limited thereto. Within the scope of the technical idea of the application, a number of simple variants of the technical solution of the application are possible, including combinations of individual specific technical features in any suitable way.
The various possible combinations of the application are not described in detail in order to avoid unnecessary repetition. Such simple variations and combinations are likewise to be regarded as being within the scope of the present disclosure.
Claims (10)
1. The nasal cavity nursing device comprises a cleaning mechanism and a suction mechanism, wherein the cleaning mechanism comprises a cleaning spray head, a clean water pump and a clean water tank, a first clean water pipeline is connected between the clean water tank and the clean water pump, a second clean water pipeline is connected between the clean water pump and the cleaning spray head, liquid in the clean water tank is pumped to the cleaning spray head by the clean water pump to be sprayed out, the suction mechanism comprises a suction head and a suction pump, a liquid outlet end of the suction pump is connected with a first sewage pipeline, a second sewage pipeline is connected between a liquid inlet end of the suction pump and the suction head, and sewage sucked by the suction head is sequentially discharged to the outside through the second sewage pipeline, the suction pump and the first sewage pipeline;
The system is characterized by also comprising a flow monitoring module and a control module;
The flow monitoring module comprises a first flow sensor and a second flow sensor, wherein the first flow sensor is connected with the first clear water pipeline and/or the second clear water pipeline, and the second flow sensor is connected with the first sewage pipeline and/or the second sewage pipeline;
The control module is respectively and electrically connected with the clean water pump and the suction pump, the control module is also electrically connected with the first flow sensor and the second flow sensor, and the control module is used for receiving flow signals acquired by the first flow sensor and the second flow sensor and adjusting the power of the clean water pump and the suction pump so that the flow difference value of the liquid in the first clean water pipeline and/or the second clean water pipeline and the first sewage pipeline and/or the second sewage pipeline is in a target value range.
2. The flow-adjustable nasal care device of claim 1, wherein the control module comprises:
the data acquisition sub-module is used for acquiring a first liquid flow value of the first clear water pipeline and/or the second clear water pipeline acquired by the first flow sensor and acquiring a second liquid flow value of the first sewage pipeline and/or the second sewage pipeline acquired by the second flow sensor;
The error calculation submodule calculates a flow difference value between a first liquid flow value corresponding to the clean water pump and a second liquid flow value corresponding to the suction pump;
the PID control submodule is used for calling the flow difference value, comparing the flow difference value with a set target value according to the set target value and outputting a PID regulating signal according to a comparison result;
and the power adjusting submodule adjusts the power of the clean water pump and the suction pump according to the PID adjusting signal so as to ensure that the flow difference value between the first liquid flow value corresponding to the clean water pump and the second liquid flow value corresponding to the suction pump is kept within a set target value range.
3. The flow-adjustable nasal care device of claim 2, wherein the comparison result comprises:
If the flow difference value is greater than the target value, the PID control submodule outputs an adjusting signal to reduce the power of the clean water pump or increase the power of the suction pump so that the flow difference value is in the target value range;
If the flow difference value is smaller than the target value, the PID control submodule outputs a regulating signal, and the power of the clean water pump is increased or the power of the suction pump is reduced, so that the flow difference value is in the target value range.
4. The flow-adjustable nasal care device of claim 2, wherein the control module further comprises:
The flow monitoring sub-module is used for collecting a first liquid flow value and a second liquid flow value;
and if any one of the first liquid flow value and the second liquid flow value is larger than a preset threshold value, the flow monitoring submodule sends out an alarm signal.
5. The flow-adjustable nasal care device according to claim 1, wherein the suction mechanism further comprises a sewage tank, the sewage tank is connected with the suction pump through a first sewage pipeline, and sewage sucked by the suction head is pumped to the sewage tank through the suction pump.
6. The flow-adjustable nasal care device according to claim 5, further comprising an air pressure balancing pipe, wherein one end of the air pressure balancing pipe extends into the clean water tank, and the other end of the air pressure balancing pipe extends into the sewage tank, so that air pressure in the clean water tank and the sewage tank is close to a balanced state.
7. The adjustable flow nasal care device of claim 1, further comprising a housing, the cleansing mechanism and the suction mechanism being mounted on the housing;
Wherein the cleaning nozzle and the suction head are fixed relative to the housing, and the cleaning nozzle and the suction head are configured such that when the cleaning nozzle is inserted into one nostril of a human body, the suction head can be inserted into the other nostril.
8. The flow-adjustable nasal care device of claim 5, wherein the housing has a first port and a second port at an upper end and a first aperture and a second aperture at a lower end;
The cleaning spray head is arranged at the first interface, the clean water pump is arranged in the cavity of the shell, the clean water tank is detachably arranged below the shell, and the top opening of the clean water tank corresponds to the first opening;
The suction head is mounted at the second interface, the suction pump is mounted in the cavity of the housing, the sewage tank is detachably mounted below the housing, and the top opening of the sewage tank corresponds to the second opening.
9. The adjustable flow nasal care device of claim 1, further comprising a control switch electrically connected to the control module;
The control module is configured to:
when the control switch is started, the control module enables the suction pump and the clean water pump to be started synchronously;
And/or the number of the groups of groups,
The control module causes the suction pump to lag the fresh water pump off when the control switch is off.
10. A flow regulating method for use with the flow-adjustable nasal care device of any one of claims 2-9, the method comprising:
acquiring a first liquid flow value of a first clear water pipeline and/or a second clear water pipeline acquired by a first flow sensor, and acquiring a second liquid flow value of the first sewage pipeline and/or the second sewage pipeline acquired by a second flow sensor;
Calculating a flow difference value between a first liquid flow value corresponding to the clean water pump and a second liquid flow value corresponding to the suction pump;
The flow difference value is called, the flow difference value is compared with a target value according to the set target value, and a PID regulating signal is output according to the comparison result;
and adjusting the power of the clean water pump and the suction pump according to the PID adjusting signal, so as to ensure that the flow difference value between the first liquid flow value corresponding to the clean water pump and the second liquid flow value corresponding to the suction pump is kept within a set target value range.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411731693.1A CN119185056A (en) | 2024-11-29 | 2024-11-29 | Flow-adjustable nasal cavity nursing device and flow adjusting method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411731693.1A CN119185056A (en) | 2024-11-29 | 2024-11-29 | Flow-adjustable nasal cavity nursing device and flow adjusting method |
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| CN119185056A true CN119185056A (en) | 2024-12-27 |
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| CN202411731693.1A Pending CN119185056A (en) | 2024-11-29 | 2024-11-29 | Flow-adjustable nasal cavity nursing device and flow adjusting method |
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| CN217828377U (en) * | 2021-09-26 | 2022-11-18 | 首都医科大学附属北京儿童医院 | Nasal cavity nursing device |
| CN116898717A (en) * | 2023-09-13 | 2023-10-20 | 暨甄(北京)科技有限公司 | Nasal cavity nursing device |
| US20240122801A1 (en) * | 2022-10-14 | 2024-04-18 | Shanghai Sonmol Internet Technology Co., Ltd. | Positive-pressure double-nozzle nasal cavity cleaner featuring double pressure protection and use method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2960423A1 (en) * | 2010-05-27 | 2011-12-02 | Laurent Michel Marie Charroin | Device for administrating liquid charged or not charged with paranasal sinus substances, has mechanical unit generating movement of fluid directed toward otorhinolaryngology sphere in fluid supply circuit |
| CN215133158U (en) * | 2021-05-13 | 2021-12-14 | 黄海兵 | Nasal cavity nursing device |
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