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CN-121979710-A - Type-C interface waterproof protection method and system based on corrosion detection

CN121979710ACN 121979710 ACN121979710 ACN 121979710ACN-121979710-A

Abstract

The application discloses a Type-C interface waterproof protection method and system based on corrosion detection, and relates to the field of electronic equipment corrosion protection, wherein the method comprises the steps of collecting electrical and environmental response data between interface pins when the Type-C interface is in an electrified or pluggable working state; the method comprises the steps of extracting multidimensional feature quantities, constructing a corrosion precursor feature tensor, inputting the feature tensor into a corrosion evolution judging model, executing evolution track analysis in a sliding time window, identifying a corrosion evolution state, dynamically constructing an interface waterproof protection strategy parameter set, and applying active recovery operation for inhibiting corrosion expansion based on the interface waterproof protection strategy parameter set when the reversible corrosion evolution state is judged. The application solves the technical problems of passive protection, unknown state and delayed maintenance of the existing Type-C interface waterproof protection, and achieves the technical effects of sensing corrosion risk in real time, dynamically implementing active protection, and improving the reliability and service life of the interface.

Inventors

  • SUN QUANJIN

Assignees

  • 深圳市迪太科技有限公司

Dates

Publication Date
20260505
Application Date
20251224

Claims (10)

  1. 1. The Type-C interface waterproof protection method based on corrosion detection is characterized by comprising the following steps of: When the Type-C interface is in an electrified or pluggable working state, collecting electrical and environmental response data between pins of the interface, wherein the electrical and environmental response data comprise pin contact impedance change data, micro leakage current change data and interface local humidity response data; after extracting multidimensional feature quantities from the electricity and environment response data, constructing a corrosion precursor feature tensor; Inputting the corrosion precursor characteristic tensor into a corrosion evolution judging model, executing evolution track analysis in a sliding time window, and identifying a corrosion evolution state, wherein the corrosion evolution state comprises a latent state and an activated state; Dynamically constructing an interface waterproof protection strategy parameter set based on the identified corrosion evolution state; and when the Type-C interface is in the reversible corrosion evolution state, applying active recovery operation for inhibiting corrosion expansion based on the interface waterproof protection strategy parameter set, wherein the active recovery operation comprises interface potential adjustment, working state intermittent switching or local environment state correction.
  2. 2. The corrosion detection-based Type-C interface waterproof protection method of claim 1, wherein inputting the corrosion precursor feature tensor to a corrosion evolution discrimination model, performing an evolution trace analysis within a sliding time window, comprises: Constructing a multi-level corrosion evolution discrimination pyramid structure mapped with the corrosion precursor characteristic tensor, wherein the multi-level corrosion evolution discrimination pyramid structure comprises a transient disturbance layer, an evolution trend layer and a corrosion state discrimination layer from bottom to top; In the transient disturbance layer, performing high-time resolution change analysis on the corrosion precursor characteristic tensor by utilizing a first sliding time window, separating short-time disturbance components caused by plugging action, power supply fluctuation or environmental transient change, and generating a stable characteristic tensor after disturbance inhibition; In the evolution trend layer, constructing a multi-time scale evolution track for the stable characteristic tensor according to a second sliding time window, and extracting trend characterization parameters for characterizing the cumulative variation behavior of the corrosion precursor characteristics, wherein the second sliding time window is larger than the first sliding time window; And in the corrosion state judging layer, mapping the trend characterization parameters to a corrosion evolution judging space, and identifying the corrosion evolution state through the hierarchical distribution position.
  3. 3. The corrosion detection-based Type-C interface waterproof protection method of claim 2, wherein the high time resolution variation analysis of the corrosion precursor feature tensor using the first sliding time window comprises: The first sliding time window is taken as a basic analysis unit, and feature change symbols, change amplitude values and change sustainability of the corrosion precursor feature tensor between adjacent time windows are subjected to joint analysis to construct a transient evolution description vector for representing a feature transient behavior mode; Judging whether the corrosion precursor characteristic tensor presents an event-triggered transient response mode or an evolution accumulation type offset mode in the first sliding time window based on the transient evolution description vector, wherein the event-triggered transient response mode corresponds to short-time reversible disturbance caused by plug operation, power supply switching or environmental mutation, and the evolution accumulation type offset mode corresponds to directional characteristic offset under a corrosion trigger condition; And executing transient weight attenuation processing on the characteristic components corresponding to the event-triggered transient response mode in a first sliding time window, taking the characteristic components corresponding to the evolution accumulation type offset mode determined as stable candidate characteristics, and constructing a stable characteristic sub-tensor after disturbance suppression.
  4. 4. The corrosion detection-based Type-C interface waterproof protection method of claim 3, wherein constructing a multi-time scale evolution track for the stable feature tensor according to a second sliding time window, extracting a trend characterization parameter characterizing a cumulative variation behavior of a corrosion precursor feature, comprises: the second sliding time window is taken as an evolution analysis unit, the characteristic change direction, change rate and accumulation amplitude of the stable characteristic tensor in a plurality of continuous second sliding time windows are subjected to joint modeling, and a trend evolution vector reflecting the long-term evolution behavior of the corrosion precursor characteristic is constructed; Calculating evolution consistency indexes of the stable characteristic tensors among different second sliding time windows based on the trend evolution vectors, wherein the evolution consistency indexes are used for representing whether characteristic changes keep homodromous accumulation characteristics on a plurality of time scales; when the evolution consistency index meets a preset trend consistency condition, judging that the corresponding corrosion precursor characteristic enters a continuous evolution state, and synchronously generating a trend characterization parameter.
  5. 5. The corrosion detection-based Type-C interface waterproof protection method of claim 4, wherein the corrosion evolution discrimination model adopts a structured discrimination architecture describing progressive confirmation of corrosion evolution evidence, and comprises a transient disturbance layer, an evolution trend layer and a corrosion state discrimination layer, wherein: The transient disturbance layer is constrained to work under a first sliding time window, and a time alignment unit is utilized to reconstruct the corrosion precursor characteristic tensor into a transient characteristic sequence with equal time steps in the first sliding time window, so as to eliminate the time jitter influence caused by plugging action and power supply switching; the transient symbol-amplitude combined coding unit is used for carrying out combined coding on the characteristic change symbol, the change amplitude and the duration between adjacent time steps to generate a transient behavior coding vector; the transient mode distinguishing unit is used for distinguishing the modes based on the transient behavior coding vector and outputting the stable characteristic tensor after mode screening through the transient gating unit.
  6. 6. The corrosion detection-based Type-C interface waterproof protection method according to claim 5, wherein an evolution trend layer is connected with a transient disturbance layer by adopting unidirectional evidence transmission, a plurality of continuous stable characteristic tensors are spliced into an evolution track section by utilizing a multi-window track splicing unit under the constraint of a second time window, the change direction consistency, the change rate stability and the accumulated amplitude growth of each characteristic component in the evolution track section are executed through a direction-speed-amplitude ternary evolution modeling unit to carry out joint modeling, a trend evolution vector is formed, a consistency index is output by utilizing a cross-window consistency verification unit, and when the evolution consistency index meets a preset condition, the corresponding evolution trend vector is marked as effective evolution evidence and is allowed to be transmitted to an upper layer.
  7. 7. The corrosion detection-based Type-C interface waterproof protection method of claim 1, wherein applying an active recovery operation that inhibits corrosion expansion based on the interface waterproof protection policy parameter set comprises: Reading the current working state of the electronic equipment, and acquiring a preset execution task; Performing the adaptation analysis of the interface waterproof protection strategy parameter set according to the current working state and a preset execution task, and establishing an adaptation strategy sequence order; Sequentially sequencing and packaging the adaptation strategies to obtain selection notification signals, displaying the selection notification signals through a display screen of the electronic equipment, and acquiring selection feedback of a user; and executing active recovery operation according to the selection feedback.
  8. 8. The method for protecting a Type-C interface from water based on corrosion detection as claimed in claim 7, wherein after the authorization of the user is obtained, the performed active recovery operation is completely recorded, including operation Type, potential adjustment amplitude and duration, working state switching time point, local environment correction parameters, and the electrical response data and the environment response data of the interface pins are synchronously recorded, then the association labeling is performed, and the closed-loop feedback and the iterative update management are performed according to the association labeling result.
  9. 9. The corrosion detection-based Type-C interface waterproof protection method of claim 7, wherein performing an active recovery operation according to the selection feedback further comprises: if the user does not select feedback, executing forced threshold trigger judgment according to the corrosion evolution state; And if the threshold trigger judging result is a trigger result, selecting the first-order adaptive strategy in the sequence ordering of the adaptive strategies to execute the active recovery operation.
  10. 10. Type-C interface waterproof protection system based on corrosion detection, characterized in that it is used to implement the Type-C interface waterproof protection method based on corrosion detection according to any one of claims 1 to 9, comprising: The data acquisition module is used for acquiring electrical and environmental response data between pins of the Type-C interface when the Type-C interface is in an electrified or pluggable working state, wherein the electrical and environmental response data comprise pin contact impedance change data, micro leakage current change data and interface local humidity response data; The corrosion precursor characteristic tensor construction module is used for constructing a corrosion precursor characteristic tensor after extracting the multidimensional characteristic quantity from the electrical and environment response data; the corrosion evolution state identification module is used for inputting the corrosion precursor characteristic tensor into a corrosion evolution judging model, executing evolution track analysis in a sliding time window and identifying a corrosion evolution state, wherein the corrosion evolution state comprises a latent state and an activated state; The interface waterproof protection strategy parameter set dynamic construction module is used for dynamically constructing an interface waterproof protection strategy parameter set based on the identified corrosion evolution state; and the active recovery operation applying module is used for applying an active recovery operation for inhibiting corrosion expansion based on the interface waterproof protection strategy parameter set when the Type-C interface is in the reversible corrosion evolution state, wherein the active recovery operation comprises interface potential adjustment, working state intermittent switching or local environment state correction.

Description

Type-C interface waterproof protection method and system based on corrosion detection Technical Field The application relates to the field of corrosion protection of electronic equipment, in particular to a Type-C interface waterproof protection method and system based on corrosion detection. Background The Type-C interface becomes a core interconnection interface in the fields of consumer electronics, industrial control, vehicle-mounted intelligence and the like by virtue of the advantages of bidirectional power supply and high-speed transmission, but electrochemical corrosion of pins is easy to occur under complex working conditions such as humidity, salt fog and the like, so that signal transmission is interrupted, power supply stability is reduced, equipment is even short-circuited, reliability and service life of a precise electronic system are seriously influenced, and corrosion protection and waterproof sealing of the Type-C interface are key problems for improving environmental adaptability of high-end electronic equipment. The current mainstream protection scheme mainly comprises passive protection, and hardware optimization means such as waterproof sealing rings, gold-plated pins, three-proofing coatings and the like, and post maintenance means for manual detection and replacement after interface faults. The existing passive protection method can only block direct corrosion of an external environment, cannot sense the corrosion precursor state and early degradation trend in the interface in real time, has the defect of response lag in a post-maintenance mode, is difficult to accurately intervene in the initial stage of corrosion, causes frequent interface corrosion problems, and has high maintenance cost. In the related art at the present stage, the waterproof protection of the Type-C interface has the technical problems of passive protection, unknown state and lagging maintenance. Disclosure of Invention The application provides a Type-C interface waterproof protection method and system based on corrosion detection, which are characterized in that three types of electrical and environmental response data including pin contact impedance, micro leakage current and interface local humidity are collected when an interface is electrified or plugged, multidimensional features are extracted from the data, a corrosion precursor feature tensor is built, the tensor is input into a corrosion evolution judging model, a corrosion latent state or an activation state is identified through analysis of a sliding time window evolution track, a waterproof protection strategy parameter set is dynamically built based on the identified state, and an interface potential adjustment, intermittent working state switching or active recovery operation of local environmental state correction are executed aiming at the reversible latent state, so that the technical problems of passive protection, unknown state and maintenance lag existing in the conventional Type-C interface waterproof protection are solved, and the technical effects of real-time perception of corrosion risk, dynamic implementation of active protection, interface reliability and service life are achieved. The application provides a Type-C interface waterproof protection method based on corrosion detection, which comprises the steps of collecting electrical and environment response data between interface pins when the Type-C interface is in an electrified or pluggable working state, wherein the electrical and environment response data comprise pin contact impedance change data, micro leakage current change data and interface local humidity response data, constructing a corrosion precursor characteristic tensor after multi-dimensional characteristic quantities are extracted from the electrical and environment response data, inputting the corrosion precursor characteristic tensor into a corrosion evolution judging model, executing evolution track analysis in a sliding time window, identifying a corrosion evolution state, wherein the corrosion evolution state comprises a latent state and an activated state, dynamically constructing an interface waterproof protection strategy parameter set based on the identified corrosion evolution state, and applying active recovery operation for inhibiting corrosion expansion based on the interface waterproof protection strategy parameter set when the Type-C interface is judged to be in a reversible corrosion evolution state, wherein the active recovery operation comprises interface potential adjustment, working state intermittent switching or local environment state correction. In a possible implementation manner, the corrosion precursor characteristic tensor is input into a corrosion evolution judging model, evolution track analysis in a sliding time window is performed, a multi-level corrosion evolution judging pyramid structure mapped with the corrosion precursor characteristic tensor is constructed, the multi-level corrosi