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CN-122006141-A - Hair growth instrument and liquid guide control method thereof

CN122006141ACN 122006141 ACN122006141 ACN 122006141ACN-122006141-A

Abstract

The application relates to the field of beauty care equipment, and provides a hair growing instrument and a liquid guide control method thereof. The method is applied to a hair growing instrument and comprises the steps of sampling and detecting pressure in a liquid storage tank by a control module main board, determining corresponding target flow according to a selected mode type, enabling the mode type to comprise a refreshing mode and a nourishing mode, enabling the refreshing mode to correspond to a first flow threshold value, enabling the nourishing mode to correspond to a second flow threshold value, enabling the first flow threshold value to be smaller than the second flow threshold value, adjusting pulse width modulation duty ratio of a micro air pump by the control module main board according to the target flow so as to achieve accurate control of the flow, controlling the micro air pump to pressurize the liquid storage tank to enable liquid to flow out of liquid guide toothed protrusions, and enabling the micro air pump to reversely pressurize by the control module main board so as to clear residual liquid in liquid micropores.

Inventors

  • WANG YANG
  • CHEN SHAOWEI

Assignees

  • 深圳瑞识智能科技有限公司

Dates

Publication Date
20260512
Application Date
20260303

Claims (10)

  1. 1. A liquid guide control method of a hair growing instrument is characterized by being applied to the hair growing instrument, the hair growing instrument comprises a comb body, light guide tooth-shaped protrusions and a micro-current conducting structure, wherein the light guide tooth-shaped protrusions are arranged on the comb body, light guide holes are formed in the light guide tooth-shaped protrusions, laser light of a vertical cavity surface emitting laser is emitted from the light guide holes, the light guide tooth-shaped protrusions are made of materials combining silica gel and metal, parts, which are in contact with scalp, are made of metal materials to generate micro-current, the micro-air pump is connected with a module main board, the module main board is connected with a key board and a battery in a main body through spring needle terminals to supply power for the micro-air pump, and the micro-air pump is communicated with a liquid storage tank, and the method comprises the following steps of: The control module main board samples and detects the pressure in the liquid storage tank; determining corresponding target flow according to the selected mode type, wherein the mode type comprises a refreshing mode and a nourishing mode, the refreshing mode corresponds to a first flow threshold, the nourishing mode corresponds to a second flow threshold, and the first flow threshold is smaller than the second flow threshold; The control module main board adjusts the pulse width modulation duty ratio of the micro air pump according to the target flow to realize accurate control of the flow, controls the micro air pump to pressurize the liquid storage tank to enable liquid to flow out of the liquid guide toothed protrusions, and starts the micro air pump to reversely pressurize to remove residual liquid in the liquid outlet micropores.
  2. 2. The method of claim 1, wherein the control module motherboard sampling the pressure in the detection tank, comprising: And acquiring a pressure sensor signal in the liquid storage tank in real time through an analog-to-digital conversion module on the module main board, and acquiring the pressure in the liquid storage tank.
  3. 3. The method of claim 1, wherein determining the corresponding target traffic based on the selected pattern type comprises: If the user selects the refreshing mode, the target flow rate is set to be 0.1-0.3 milliliter per minute, and if the user selects the nourishing mode, the target flow rate is set to be 0.5-0.8 milliliter per minute.
  4. 4. The method of claim 1, wherein the control module motherboard adjusts a pulse width modulation duty cycle of a micro air pump according to the target flow rate, comprising: and establishing a mapping relation table of the target flow and the pulse width modulation duty ratio, and calling corresponding duty ratio parameters from the mapping relation table according to the target flow and sending the corresponding duty ratio parameters to the micro air pump.
  5. 5. The method of claim 1, wherein controlling the micro air pump to pressurize the reservoir to cause fluid to flow from the liquid-guiding teeth-like projections comprises: The miniature air pump operates at a set pulse width modulation duty ratio, and applies pressure of 0.1-0.3 megapascals to the liquid storage tank through the silica gel hose, so that liquid flows out through the liquid outlet micropores of the liquid guide tooth-shaped protrusions.
  6. 6. The method of claim 1, wherein the control module motherboard activates the micro air pump to reverse pressurization to remove residual liquid in the liquid outlet micro-pores, comprising: The module main board is controlled to trigger the micro air pump to reversely run regularly, and instant reverse air flow is generated in the liquid storage tank through reverse pressurization, so that liquid outlet micropores of the liquid guide toothed protrusions are flushed.
  7. 7. The method according to claim 1, wherein the method further comprises: And controlling the module main board to collect scalp images through a camera on the comb body, analyzing the scalp hair follicle state by utilizing an image recognition algorithm, automatically recommending a refreshing mode or a nourishing mode according to an analysis result, and adjusting the pulse width modulation duty ratio of the miniature air pump.
  8. 8. The method according to claim 1, wherein the method further comprises: And controlling the module main board to monitor the liquid storage in the liquid storage tank in real time, and when the storage is detected to be lower than a preset threshold value, sending out a liquid supplementing prompt through an indicator lamp on the comb body, and automatically reducing the pulse width modulation duty ratio of the miniature air pump so as to reduce the flow.
  9. 9. The method according to claim 1, wherein the method further comprises: And controlling the module main board to generate a personalized liquid guide scheme through a preset intelligent algorithm according to the input using time length and frequency data, and dynamically adjusting the working period and the pulse width modulation duty ratio of the miniature air pump so as to adapt to scalp care requirements of different users.
  10. 10. A hair growing instrument is characterized by comprising a comb body, light guide tooth-shaped protrusions and a micro-current conducting structure, wherein the light guide tooth-shaped protrusions are arranged on the comb body and are provided with light guide holes, a vertical cavity surface emitting laser emits laser light from the light guide holes, the light guide tooth-shaped protrusions are made of materials combining silica gel and metal, parts contacting scalp are made of metal materials to generate micro-current, the micro-air pump is connected with a module main board, the module main board is connected with a key board and a battery in a main body through spring needle terminals to supply power for the micro-air pump, the micro-air pump is communicated with a liquid storage tank, and the micro-air pump is used for realizing the method according to any one of claims 1-9.

Description

Hair growth instrument and liquid guide control method thereof Technical Field The application relates to the technical field of beauty care equipment, in particular to a hair growing instrument and a liquid guide control method thereof. Background In the prior art, the consumer-grade hair growth instrument has obvious defects in light guide and liquid guide functions: 1. The light guide function is insufficient, most products adopt LED lamp beads for phototherapy, the light energy is difficult to penetrate through the scalp to reach the dermis layer due to low power and serious light scattering, the hair-growing effect is limited, and few products adopting Vertical Cavity Surface Emitting Lasers (VCSELs), such as ASHMORE SF-03, still emit light through the panel, the light transmission path has loss, and the utilization rate is not ideal. 2. The liquid guide function has the defects that the existing hair growing instrument with light guide and liquid guide functions has small light guide tooth-shaped bulge area and weak phototherapy effect by adopting an LED light source, the liquid guide system generally has the problems of unstable flow and easy blockage, for example, the liquid guide system depends on gravity or simple pump body driving, the liquid flow cannot be accurately controlled, and the liquid outlet structure is unreasonable in design (such as straight cylindrical micropores) and is easy to block due to liquid residues or impurities. 3. The traditional product has unreasonable structural layout, has no function and hand feeling, has scattered positions of liquid guide components (such as a liquid storage tank), causes gravity center deviation, is poor in holding experience of users, has unbalanced quantity proportion of light guide and liquid guide toothed protrusions, and cannot highlight a core phototherapy function. Accordingly, a need exists for a method that addresses at least one of the problems described above. Disclosure of Invention The application provides a hair growing instrument and a liquid guide control method thereof, and aims to solve the problems of insufficient light guide function, liquid guide function defect, unreasonable structural layout and the like of a consumer-level hair growing instrument in light guide and liquid guide functions in the prior art. In a first aspect, an embodiment of the present application provides a liquid guiding control method of a hair growing apparatus, which is applied to the hair growing apparatus, where the hair growing apparatus includes a comb body, a light guiding tooth-shaped protrusion disposed on the comb body, and a micro-current conductive structure, the light guiding tooth-shaped protrusion is provided with a light guiding hole, and a vertical cavity surface emitting laser emits light from the light guiding hole, the light guiding tooth-shaped protrusion is made of a material combining silica gel and metal, and a portion of the light guiding tooth-shaped protrusion contacting scalp is made of a metal material so as to generate micro-current, the micro-air pump is connected with a module main board, the module main board is connected with a key board and a battery in a main body through a spring needle terminal so as to supply power to the micro-air pump, and the micro-air pump is communicated with a liquid storage tank, the method includes: The control module main board samples and detects the pressure in the liquid storage tank; determining corresponding target flow according to the selected mode type, wherein the mode type comprises a refreshing mode and a nourishing mode, the refreshing mode corresponds to a first flow threshold, the nourishing mode corresponds to a second flow threshold, and the first flow threshold is smaller than the second flow threshold; The control module main board adjusts the pulse width modulation duty ratio of the micro air pump according to the target flow to realize accurate control of the flow, controls the micro air pump to pressurize the liquid storage tank to enable liquid to flow out of the liquid guide toothed protrusions, and starts the micro air pump to reversely pressurize to remove residual liquid in the liquid outlet micropores. In some embodiments, the control module main board sampling and detecting the pressure in the liquid storage tank comprises the steps of acquiring a pressure sensor signal in the liquid storage tank in real time through an analog-to-digital conversion module on the module main board and acquiring the pressure in the liquid storage tank. In some embodiments, the determining the corresponding target flow according to the selected mode type includes setting the target flow to 0.1 to 0.3 milliliters per minute if the user selection of the refresh mode is detected, and setting the target flow to 0.5 to 0.8 milliliters per minute if the user selection of the nourish mode is detected. In some embodiments, the control module main board adjusts the pulse width modulation dut