CN115025335A - Negative pressure adjusting system and method for water laser pointer - Google Patents
Negative pressure adjusting system and method for water laser pointer Download PDFInfo
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- CN115025335A CN115025335A CN202210729715.5A CN202210729715A CN115025335A CN 115025335 A CN115025335 A CN 115025335A CN 202210729715 A CN202210729715 A CN 202210729715A CN 115025335 A CN115025335 A CN 115025335A
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- negative pressure
- pressure
- water
- treater
- water laser
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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
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/20—Automatic syringes, e.g. with automatically actuated piston rod, with automatic needle injection, filling automatically
- A61M5/2053—Media being expelled from injector by pressurised fluid or vacuum
-
- 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
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D16/00—Control of fluid pressure
- G05D16/20—Control of fluid pressure characterised by the use of electric means
-
- 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
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Vascular Medicine (AREA)
- Anesthesiology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Physical Water Treatments (AREA)
Abstract
The invention discloses a negative pressure adjusting system for a water laser probe, which belongs to the technical field of water laser probes. The processor reads the pressure data collected by the pressure sensor in real time in the application, and when the pressure data has a difference value with a preset value, the processor changes the output flow of the air extraction equipment through the frequency converter, so that the pressure data approaches and is stabilized near the pressure value all the time, the negative pressure regulation of the water laser needle negative pressure regulation system is more accurate, and the electromagnetic valve is not needed to be adopted, so that the working noise is reduced. The invention also relates to a water laser needle negative pressure adjusting method implemented by the water laser needle negative pressure adjusting system.
Description
Technical Field
The invention relates to the technical field of water laser needles, in particular to a water laser needle negative pressure adjusting system and method.
Background
The problems of looseness, wrinkles, large pores and the like of the facial skin of an adult easily occur, and the problems can be improved by injecting medicaments into the dermis layer of the skin, so that the facial skin is moist, tender, reduced in wrinkles and tight. The current mainstream water light needle is mainly combined with a negative pressure technology, before entering the skin, the water light needle lifts the skin by using the negative pressure, and then the needle head accurately enters the dermis layer to inject the medicine.
The negative pressure control of the existing water laser needle injection process adopts the electromagnetic valve control, when the electromagnetic valve control leads to the pressure stabilization of the air passage, larger sound can exist, and the pressure stabilization precision is lower.
Disclosure of Invention
In order to overcome the defects of the prior art, one of the purposes of the invention is to provide a negative pressure regulating system of a water laser pointer, which can accurately control the negative pressure intensity in an air path.
In order to overcome the defects of the prior art, the invention also aims to provide a negative pressure adjusting method of the water laser needle, which can accurately control the negative pressure intensity in the air path.
One of the purposes of the invention is realized by adopting the following technical scheme:
the utility model provides a water light needle negative pressure governing system, includes host computer, treater and air exhaust equipment, the host computer with treater communication connection and to negative pressure instruction is assigned to the treater, water light needle negative pressure governing system still includes converter and pressure sensor, the treater with converter communication connection, the treater basis negative pressure instruction to thereby the converter sends signal adjustment air exhaust equipment's voltage, in order to adjust air exhaust equipment's flow, pressure sensor install in the negative pressure chamber and with treater communication connection, pressure sensor with the pressure data transmission in the negative pressure chamber extremely the treater.
Further, the negative pressure instruction is a negative pressure grade instruction, and the negative pressure instruction is divided into different grades according to different use requirements.
Further, the air extraction device is an air extraction pump.
The second purpose of the invention is realized by adopting the following technical scheme:
a negative pressure adjusting method for a water laser pointer comprises the following steps:
the pressure sensor collects the pressure in the negative pressure cavity;
the processor reads pressure data acquired by the pressure sensor in real time, compares the pressure data with a preset value, adjusts the output frequency of the frequency converter when the pressure data has a difference value with the preset value, further changes the output flow of the air extraction equipment, enables the pressure data to approach and be stabilized near the pressure value all the time, and maintains the existing pressure in the negative pressure cavity when the pressure data has no difference value with the preset value.
Further, the negative pressure adjusting method of the water light needle further comprises a system initialization step, wherein the system initialization step is positioned before the step of acquiring the pressure in the negative pressure cavity by the pressure sensor.
Further, the processor adjusts the output frequency of the frequency converter by adopting PID control.
Further, when the pressure data is different from the preset value by more than 1%, the pressure data is judged to have a difference value from the preset value.
Compared with the prior art, the negative pressure regulating system of the water laser pointer has the advantages that the processor of the negative pressure regulating system of the water laser pointer reads the pressure data collected by the pressure sensor in real time, compares the pressure data with the preset value, adjusts the output frequency of the frequency converter when the pressure data has a difference value with the preset value, further changes the output flow of the air pumping equipment, enables the pressure data to approach and stabilize near the pressure value all the time, and enables the negative pressure cavity to maintain the existing pressure when the pressure data does not have a difference value with the preset value.
Drawings
FIG. 1 is a schematic view of a negative pressure regulating system for a water needle according to the present invention;
FIG. 2 is a flow chart of the negative pressure regulating method of the water laser pointer of the present invention.
In the figure: 1. an upper computer; 2. a processor; 3. a frequency converter; 4. air extraction equipment; 5. a negative pressure chamber; 6. a pressure sensor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present, secured by intervening elements. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly disposed on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Fig. 1 shows a negative pressure regulating system for a water laser needle according to the present invention, which comprises an upper computer 1, a processor 2, a frequency converter 3, an air extractor 4 and a pressure sensor 6.
The upper computer 1 is in telecommunication connection with the processor 2, and the upper computer 1 sends a negative pressure instruction to the processor 2. The negative pressure instruction includes a plurality of levels, that is, the pressure in the negative pressure chamber 5 can be a plurality of levels, depending on the use scene or the use site.
The processor 2 sends a signal to the frequency converter 3 after receiving a negative pressure instruction of the upper computer 1, and then adjusts the voltage of the air extraction device 4, so that the output flow of the air extraction device 4 is changed, the negative pressure intensity inside the negative pressure cavity 5 is adjusted, the pressure sensor 6 monitors the pressure value inside the negative pressure cavity 5 in real time, and the read pressure value is sent to the processor 2 for data processing and control.
Referring to fig. 2, the present invention further relates to a negative pressure adjusting method for a water laser pointer, comprising the following steps:
the pressure sensor 6 collects the pressure in the negative pressure cavity 5;
the processor 2 reads the pressure data collected by the pressure sensor 6 in real time, compares the pressure data with a preset value, and when the pressure data has a difference value with the preset value, the processor 2 adjusts the output frequency of the frequency converter 3, so as to change the output flow of the air extraction equipment 4, so that the pressure data approaches and stabilizes near the pressure value all the time, and when the pressure data has no difference value with the preset value, the negative pressure cavity 5 maintains the existing pressure.
The negative pressure adjusting method of the water light needle further comprises a system initialization step which is positioned before the step of acquiring the pressure in the negative pressure cavity 5 by the pressure sensor 6. And the processor 2 adopts PID control adjustment when adjusting the output frequency of the frequency converter 3. And when the difference between the pressure data and the preset value is more than 1%, judging that the difference exists between the pressure data and the preset value.
The negative pressure adjusting method of the water laser needle adopts closed-loop control, has high control precision and low overall noise, and can realize the accurate adjustment of the negative pressure of the water laser needle.
The above examples only show some embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, variations and modifications can be made without departing from the spirit of the invention, and all equivalent modifications and changes can be made to the above embodiments according to the essential technology of the invention, which falls into the protection scope of the invention.
Claims (7)
1. The utility model provides a water light needle negative pressure governing system, includes host computer, treater and air exhaust equipment, the host computer with treater communication connection and to the treater assigns the negative pressure instruction, its characterized in that: the water light needle negative pressure governing system still includes converter and pressure sensor, the treater with converter communication connection, the treater basis the negative pressure instruction to thereby the converter sends signal to adjust air extraction equipment's voltage, in order to adjust air extraction equipment's flow, pressure sensor install in the negative pressure chamber and with treater communication connection, pressure sensor with the pressure data transmission in the negative pressure chamber extremely the treater.
2. The water light needle negative pressure regulating system of claim 1, wherein: the negative pressure instruction is a negative pressure grade instruction, and the negative pressure instruction is divided into different grades according to different use requirements.
3. The water pointer negative pressure regulating system of claim 1, wherein: the air extraction equipment is an air extraction pump.
4. A negative pressure adjusting method for a water laser pointer is characterized by comprising the following steps:
the pressure sensor collects the pressure in the negative pressure cavity;
the processor reads pressure data acquired by the pressure sensor in real time, compares the pressure data with a preset value, adjusts the output frequency of the frequency converter when the pressure data has a difference value with the preset value, further changes the output flow of the air extraction equipment, enables the pressure data to approach and be stabilized near the pressure value all the time, and maintains the existing pressure in the negative pressure cavity when the pressure data has no difference value with the preset value.
5. The water laser needle negative pressure adjusting method according to claim 4, characterized in that: the negative pressure adjusting method of the water laser needle further comprises a system initialization step, wherein the system initialization step is positioned before the step of acquiring the pressure in the negative pressure cavity by the pressure sensor.
6. The water laser needle negative pressure adjusting method according to claim 4, characterized in that: and PID control adjustment is adopted when the processor adjusts the output frequency of the frequency converter.
7. The water laser needle negative pressure adjusting method according to claim 4, characterized in that: and when the pressure data is different from the preset value by more than 1%, judging that the pressure data is different from the preset value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210729715.5A CN115025335A (en) | 2022-06-24 | 2022-06-24 | Negative pressure adjusting system and method for water laser pointer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210729715.5A CN115025335A (en) | 2022-06-24 | 2022-06-24 | Negative pressure adjusting system and method for water laser pointer |
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| Publication Number | Publication Date |
|---|---|
| CN115025335A true CN115025335A (en) | 2022-09-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210729715.5A Pending CN115025335A (en) | 2022-06-24 | 2022-06-24 | Negative pressure adjusting system and method for water laser pointer |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140288408A1 (en) * | 2011-10-11 | 2014-09-25 | Hospitech Respiration Ltd. | Pressure regulating syringe and method therefor |
| CN105664301A (en) * | 2016-03-01 | 2016-06-15 | 上海沐橙医疗器械有限公司 | Automatic injector |
| KR20200053708A (en) * | 2018-11-08 | 2020-05-19 | 메디허브 주식회사 | Controller for automatic injector |
| CN214860056U (en) * | 2020-12-25 | 2021-11-26 | 艾诺克医美科技(珠海)有限公司 | Intelligent control system for electronic microinjection |
| CN215409464U (en) * | 2021-03-25 | 2022-01-04 | 佛山市中创医疗器械有限公司 | Intelligent digital wet negative pressure pump |
-
2022
- 2022-06-24 CN CN202210729715.5A patent/CN115025335A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140288408A1 (en) * | 2011-10-11 | 2014-09-25 | Hospitech Respiration Ltd. | Pressure regulating syringe and method therefor |
| CN105664301A (en) * | 2016-03-01 | 2016-06-15 | 上海沐橙医疗器械有限公司 | Automatic injector |
| KR20200053708A (en) * | 2018-11-08 | 2020-05-19 | 메디허브 주식회사 | Controller for automatic injector |
| CN214860056U (en) * | 2020-12-25 | 2021-11-26 | 艾诺克医美科技(珠海)有限公司 | Intelligent control system for electronic microinjection |
| CN215409464U (en) * | 2021-03-25 | 2022-01-04 | 佛山市中创医疗器械有限公司 | Intelligent digital wet negative pressure pump |
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