Self-energy-taking power supply module and insulating gas state monitoring sensor

Abstract

The invention relates to a self-energy-taking power supply module and an insulating gas state monitoring sensor. The self-energy-taking power supply module comprises a mounting shell; the energy collection assembly is arranged on the side face of the installation shell and comprises a sound power generation unit and a photovoltaic power generation unit, and the sound power generation unit and the photovoltaic power generation unit are arranged on the side face of the installation shell; and the mounting connecting piece is arranged on the end face of the shell. According to the invention, energy is collected from the environment and the collected energy is converted into electric energy, so that the electric energy is automatically supplemented and provided for a product applying the self-energy-taking power supply module, the maintenance condition caused by the power supply problem is avoided, and the technical level and market competitiveness of the product applying the self-energy-taking power supply module are improved.

Description

Technical Field

[0001] The present application relates to the field of sensor technology, and in particular to a self-powered power supply module and an insulating gas status monitoring sensor. Background Art

[0002] In the high-voltage power transmission and transformation industry, GIS equipment (Gas Insulated Switchgear) has always been the core equipment. SF6 is generally used as the main insulating gas in GIS equipment, so the state of SF6 gas will affect the operating reliability of GIS equipment. And because SF6 gas is a non-toxic, colorless, odorless, chemically extremely stable substance with excellent arc extinguishing and insulation properties, it is necessary to monitor SF6 gas to avoid the risk of SF6 leakage.

[0003] In the related art, SF6 wireless monitoring sensors are generally used to monitor the state of SF6 gas.

[0004] However, the above-mentioned SF6 wireless monitoring sensors are powered by batteries, and the batteries of the sensors need to be replaced regularly, so the use of the sensors is relatively cumbersome. Summary of the invention

[0005] Based on this, it is necessary to provide a self-energy supply module and an insulating gas status monitoring sensor that can achieve independent power supply through self-energy collection to address the above technical problems.

[0006] In a first aspect, the present application provides a self-power supply module, comprising:

[0007] Install the housing; and

[0008] An energy harvesting component, the energy harvesting component is arranged on the side of the mounting shell, and comprises a sound power generation unit and a photovoltaic power generation unit, the sound power generation unit and the photovoltaic power generation unit are arranged on the side of the mounting shell; and

[0009] A mounting connector is arranged on an end surface of the shell.

[0010] In one of the embodiments, the installation shell is in the shape of a double-faceted cylinder, and the two faces of the installation shell are symmetrically arranged, and the two faces of the installation shell are respectively equipped with the sound power generation unit and the photovoltaic power generation unit.

[0011] In one embodiment, the sound power generation unit includes a sound collecting component, a sound guide tube and a sound resonance cavity, wherein the sound collecting component is arranged on a first cut surface of the mounting shell, and the sound guide tube and the sound resonance cavity are arranged on a side surface of the mounting shell;

[0012] The first end of the sound guide tube is connected to the sound collecting component, and the second end of the sound guide tube is connected to the sound resonance cavity;

[0013] A piezoelectric ceramic fixture and a plurality of piezoelectric ceramic sheets are arranged inside the sound resonance cavity, and one end of each of the piezoelectric ceramic sheets is connected to the sound resonance cavity through the piezoelectric ceramic fixture.

[0014] In one embodiment, one of the sound collecting parts and one of the sound guiding tubes are configured as a set of sound collecting components, and the sound power generation unit includes at least one set of the sound collecting components.

[0015] In one embodiment, the photovoltaic power generation unit includes a photovoltaic panel, and the photovoltaic panel is embedded in the second cut surface of the mounting shell.

[0016] In a second aspect, the present application further provides an insulating gas state monitoring sensor, comprising the self-power supply module as described in any of the above embodiments, and further comprising an insulating gas state monitoring module and a communication transmission module, wherein the insulating gas state monitoring module is connected to the communication transmission module, and the insulating gas state monitoring module and the communication transmission module are both connected to the self-power supply module;

[0017] The self-energy supply module also includes a power management component and an energy storage component. The energy collection component and the energy storage component are both connected to the power management component, and the power management component is connected to the insulating gas status monitoring module.

[0018] In one embodiment, the energy collection component also includes a micro-power supply collection unit, the output end of the photovoltaic power generation unit and the output end of the sound power generation unit are both connected to the input end of the micro-power supply collection unit, and the output end of the micro-power supply collection unit is connected to the power management component.

[0019] In one of the embodiments, the insulating gas state monitoring module includes a state parameter sensor and a monitoring signal processing unit, and the state parameter sensor is connected to the monitoring signal processing unit.

[0020] In one embodiment, the state parameter sensor includes a pressure sensor, a temperature sensor and a micro-water sensor.

[0021] In one of the embodiments, the communication transmission module includes a communication management unit and a wireless signal output unit, the communication management unit is connected to the edge gas state monitoring module, and the communication management unit is also connected to the wireless signal output unit.

[0022] The above-mentioned self-energy power supply module and insulating gas status monitoring sensor, by setting up an energy collection component, use the photovoltaic power generation unit and sound power generation unit of the energy collection component to collect energy from the self-energy power supply module respectively, that is, collect light energy and use sound to generate mechanical energy, and convert the collected energy into electrical energy, thereby automatically replenishing and providing electrical energy for the products using the self-energy power supply module, avoiding maintenance caused by power supply problems, and increasing the technical level and market competitiveness of the products using the self-energy power supply module. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the related technologies, the drawings required for use in the embodiments or the related technical descriptions are briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0024] Figure 1 A schematic diagram of the structure of a self-power supply module provided in an embodiment;

[0025] Figure 2 A structural cross-sectional view of a self-power supply module provided in an embodiment;

[0026] Figure 3 A schematic diagram of the installation of a sound collection component provided by an embodiment;

[0027] Figure 4 A schematic diagram of the structure of a sound collection component provided by an embodiment;

[0028] Figure 5 A schematic diagram of the structure of a photovoltaic panel provided by an embodiment;

[0029] Figure 6 A functional structure diagram of an insulating gas state monitoring sensor provided by an embodiment;

[0030] Figure 7 A functional structure diagram of an insulating gas state monitoring sensor provided in another embodiment.

[0031] Description of reference numerals:

[0032] 10-self-power supply module, 20-insulating gas status monitoring module, 30-communication transmission module;

[0033] 110 - installation housing, 120 - energy collection component, 130 - installation connector, 140 - power management component, 150 - energy storage component, 160 - micro-power supply collection unit;

[0034] 111-first chamfered surface, 112-second chamfered surface;

[0035] 121-sound power generation unit, 122-photovoltaic power generation unit;

[0036] 1211-sound collecting part, 1212-sound guiding tube, 1213-sound resonance cavity, 1214-piezoelectric ceramic holder, 1215-piezoelectric ceramic sheet; 1221-photovoltaic panel;

[0037] 210-state parameter sensor, 220-monitoring signal processing unit;

[0038] 211-pressure sensor, 212-temperature sensor, 213-micro-water sensor;

[0039] 310 - communication management unit, 320 - wireless signal output unit. DETAILED DESCRIPTION

[0040] In order to make the above-mentioned purposes, features and advantages of the present application more obvious and easy to understand, the specific implementation methods of the present application are described in detail below in conjunction with the accompanying drawings. In the following description, many specific details are set forth to facilitate a full understanding of the present application. However, the present application can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without violating the connotation of the present application, so the present application is not limited by the specific embodiments disclosed below.

[0041] In the description of the present application, it should be understood that if the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. appear, the orientation or position relationship indicated by these terms is based on the orientation or position relationship shown in the accompanying drawings, which is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present application.

[0042] In addition, if the terms "first" or "second" appear, these terms are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the features. In the description of this application, if the term "plurality" appears, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0043] In this application, unless otherwise clearly specified and limited, if the terms "installed", "connected", "connected", "fixed" and the like appear, these terms should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to the specific circumstances.

[0044] In the present application, unless otherwise clearly specified and limited, if there is a description that a first feature is "above" or "below" a second feature, etc., or similar descriptions appear, it may mean that the first and second features are in direct contact, or that the first and second features are in indirect contact through an intermediate medium. Moreover, the first feature being "above", "above" and "above" the second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. The first feature being "below", "below" and "below" the second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0045] It should be noted that if an element is referred to as being "fixed to" or "disposed on" another element, it may be directly on the other element or there may be a central element. If an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. If any, the terms "vertical", "horizontal", "upper", "lower", "left", "right" and similar expressions used in this application are for illustrative purposes only and do not represent the only implementation method.

[0046] See also Figure 1 , Figure 1 The structure diagram of a self-power supply module 10 provided in one embodiment of the present application is shown, and the self-power supply module 10 includes a mounting shell 110, an energy collection component 120 and a mounting connector 130, wherein the energy collection component 120 is arranged on the side of the mounting shell 110, and the mounting connector 130 is arranged on the end face of the mounting shell 110. The energy collection component 120 includes a sound power generation unit 121 and a photovoltaic power generation unit 122, and the sound power generation unit 121 and the photovoltaic power generation unit 122 are arranged on the side of the mounting shell 110.

[0047] The above-mentioned self-energy supply module 10, by setting up an energy collection component 120, uses the photovoltaic power generation unit 122 and the sound power generation unit 121 of the energy collection component 120 to collect energy from the self-energy supply module 10 respectively, that is, collects light energy and uses sound to generate mechanical energy, and converts the collected energy into electrical energy, thereby automatically replenishing and providing electrical energy for products using the self-energy supply module 10, avoiding maintenance caused by power supply problems, and increasing the technical level and market competitiveness of products using the self-energy supply module 10.

[0048] In some embodiments, the mounting housing 110 is configured as a double-faceted cylindrical shape, and the two facets are set as a first facet 111 and a second facet 112. The sound power generation unit 121 is arranged at the first facet 111, and the photovoltaic power generation unit 122 is arranged at the second facet 112. In one embodiment, the two facets of the mounting housing 110 are arranged symmetrically about the center of the cylindrical axis.

[0049] In some embodiments, see Figure 2 , Figure 2 The structure cross-sectional view of the self-power supply module 10 provided in one embodiment of the present application is shown. The sound power generation unit 121 includes a sound collecting member 1211, a sound guide tube 1212 and a sound resonance cavity 1213. The sound collecting member 1211 is arranged on the first cut surface 111 of the mounting shell 110. The sound guide tube 1212 and the sound resonance cavity 1213 are inside the mounting shell 110. The first end of the sound guide tube 1212 is connected to the sound collecting member 1211, and the second end of the sound guide tube 1212 is connected to the sound resonance cavity 1213. In one embodiment, the sound guide tube 1212 is a flexible sound guide tube.

[0050] A piezoelectric ceramic fixture 1214 and a plurality of piezoelectric ceramic sheets 1215 are provided inside the sound resonance cavity 1213 , and one end of each piezoelectric ceramic sheet 1215 is connected to the sound resonance cavity 1213 via the piezoelectric ceramic fixture 1214 .

[0051] When the self-energy power supply module 10 is installed and fixed, the sound of the environment in which the self-energy power supply module 10 is located enters from the collection entrance of the sound collection component 1211 and enters the sound guide tube 1212 from the collection exit of the sound collection component 1211, and then the sound is transmitted to the sound resonance cavity 1213 through the sound guide tube 1212.

[0052] The sound reverberates in the sound resonance cavity 1213 . During the reverberation process, each piezoelectric ceramic piece 1215 is driven by the reverberating sound to vibrate, and then the mechanical energy generated by the vibration is converted into electrical energy for collection.

[0053] In some embodiments, a sound collecting member 1211 and a sound guide tube 1212 are set as a set of sound collecting components, and the sound power generation unit 121 includes at least one set of sound collecting components. In the case where the sound power generation unit 121 includes multiple sets of sound collecting components, refer to Figure 3 and Figure 4 , Figure 3 FIG. 1 shows a schematic diagram of installing a sound collecting component 1211 provided in an embodiment of the present application. Figure 4 FIG. 1 is a schematic diagram showing the structure of the sound collection component 1211 provided in an embodiment of the present application. Figures 2 to 3 A plurality of sound collecting components 1211 are arranged in an array on the first facet 111 of the mounting housing 110. The first facet 111 is provided with a plurality of mounting openings, the number of which is the same as the number of the sound collecting components 1211. The collection outlet of each sound collecting component 1211 is matched and connected with the mounting opening. In one embodiment, the sound collecting component 1211 adopts a regular hexagonal trumpet-shaped structure.

[0054] See also Figure 5 , Figure 5 A schematic structural diagram of a photovoltaic panel 1221 provided in an embodiment of the present application is shown. The photovoltaic power generation unit 122 includes a photovoltaic panel 1221 , and the photovoltaic panel 1221 is embedded in the second cut surface of the mounting shell 110 .

[0055] The photovoltaic panel 1221 collects light energy from the surrounding environment and then converts the light energy into electrical energy for collection.

[0056] In one embodiment, a self-power supply module 10 is provided, which includes a mounting shell 110, an energy collection component 120, and a mounting connector 130. The energy collection component 120 is disposed on the side of the mounting shell 110, and the mounting connector 130 is disposed on the end surface of the mounting shell 110. The energy collection component 120 includes a sound power generation unit 121 and a photovoltaic power generation unit 122. The sound power generation unit 121 and the photovoltaic power generation unit 122 are disposed on the side of the mounting shell 110.

[0057] The mounting housing 110 is configured in a double-faceted cylindrical shape, and the two facets are set as a first facet 111 and a second facet 112. The acoustic power generation unit 121 is arranged at the first facet 111, and the photovoltaic power generation unit 122 is arranged at the second facet 112.

[0058] The sound power generation unit 121 includes a sound collecting member 1211, a sound guide tube 1212 and a sound resonance cavity 1213. One sound collecting member 1211 and one sound guide tube 1212 are set as a group of sound collecting components. The sound power generation unit 121 includes at least one group of sound collecting components. A plurality of sound collecting members 1211 are arranged in an array on the first facet 111 of the mounting shell 110. A plurality of mounting ports are provided on the first facet 111. The number of mounting ports is the same as the number of sound collecting members 1211. The collection outlet of each sound collecting member 1211 is matched and connected with the mounting port. The sound collecting member 1211 is placed on the first facet 111 of the mounting shell 110. The sound guide tube 1212 and the sound resonance cavity 1213 are inside the mounting shell 110. The first end of the sound guide tube 1212 is connected to the sound collecting member 1211, and the second end of the sound guide tube 1212 is connected to the sound resonance cavity 1213. A piezoelectric ceramic fixture 1214 and a plurality of piezoelectric ceramic sheets 1215 are provided inside the sound resonance cavity 1213 , and one end of each piezoelectric ceramic sheet 1215 is connected to the sound resonance cavity 1213 via the piezoelectric ceramic fixture 1214 .

[0059] The photovoltaic power generation unit 122 includes a photovoltaic panel 1221 , and the photovoltaic panel 1221 is embedded on the second cut surface of the mounting housing 110 .

[0060] When the self-power supply module 10 is installed and fixed, the sound in the environment where the self-power supply module 10 is located first enters through the collection entrance of the sound collection component 1211, and after being processed by the collection component, the sound flows out from the collection outlet and enters the sound guide tube 1212. In the process of passing through the sound guide tube 1212, the sound waves are accurately guided into the sound resonance cavity 1213. The design of the sound resonance cavity 1213 allows the sound to reverberate repeatedly therein, enhancing the amplitude of the sound and accumulating the energy of the sound in the resonance cavity. Inside the sound resonance cavity 1213, the reverberation of the sound excites the piezoelectric ceramic sheet 1215 installed in the cavity, thereby converting the sound waves into mechanical vibrations, and the vibration of each piezoelectric ceramic sheet 1215 converts mechanical energy into electrical energy and collects the electrical energy. At the same time, the photovoltaic panel 1221 is responsible for collecting light energy in the environment, and the photovoltaic panel 1221 converts the received light energy into electrical energy and collects the electrical energy.

[0061] See also Figure 6 , Figure 6 A functional structure diagram of an insulating gas state monitoring sensor provided in one embodiment of the present application is shown, and the insulating gas state monitoring sensor includes a self-energy supply module 10, an insulating gas state monitoring module 20 and a communication transmission module 30 as described in any of the above embodiments, the insulating gas state monitoring module 20 is connected to the communication transmission module 30, and the insulating gas state monitoring module 20 and the communication transmission module 30 are both connected to the self-energy supply module 10.

[0062] The self-energy supply module 10 includes an energy collection component 120 , a power management component 140 and an energy storage component 150 . The energy collection component 120 and the energy storage component 150 are both connected to the power management component 140 , and the power management component 140 is connected to the insulating gas status monitoring module 20 .

[0063] When the insulating gas state monitoring sensor is fixedly connected to the GIS equipment, the self-power supply module 10 collects energy from the environment where the insulating gas state monitoring sensor is located, and the energy collected by the self-power supply module 10 is converted into electrical energy and stored in the energy storage component 150. In one embodiment, the energy storage component 150 can be a supercapacitor, and the long charging and discharging service life of the supercapacitor can be used to reduce maintenance or even eliminate maintenance.

[0064] And according to the energy status of the insulating gas state monitoring sensor, the power management component 140 is used to control the working mode of the self-energy supply module 10 to switch, that is, to switch between the charging working mode and the discharging working mode.

[0065] See also Figure 7 , Figure 7 The functional structure diagram of the insulating gas state monitoring sensor provided by another embodiment of the present application is shown. The energy collection component 120 also includes a micro-power supply collection unit 160, the output end of the photovoltaic power generation unit 122 and the output end of the sound power generation unit 121 are both connected to the input end of the micro-power supply collection unit 160, and the output end of the micro-power supply collection unit 160 is connected to the power management component 140.

[0066] The micro-power source collection unit 160 collects the electric energy generated by the photovoltaic power generation unit 122 and the electric energy generated by the sound power generation unit 121 and boosts the collected electric energy.

[0067] In some embodiments, continue to refer to Figure 7 The insulating gas state monitoring module 20 includes a state parameter sensor 210 and a monitoring signal processing unit 220 , and the state parameter sensor 210 is connected to the monitoring signal processing unit 220 .

[0068] The state parameter sensor 210 is used to monitor and collect gas state data of the insulating gas, and the monitoring signal processing unit 220 receives the collected gas state data for processing and conversion to obtain formatted gas state data.

[0069] In one embodiment, the state parameter sensor 210 includes a pressure sensor 211, a temperature sensor 212 and a trace water sensor 213, and the gas state data includes gas pressure data, gas temperature data and gas water content data.

[0070] In some embodiments, continue to refer to Figure 7 The communication transmission module 30 includes a communication management unit 310 and a wireless signal output unit 320. The communication management unit 310 is connected to the edge gas state monitoring module, and the communication management unit 310 is also connected to the wireless signal output unit 320. In one embodiment, the communication management unit 310 is an RS485 communication management unit 310.

[0071] The communication management unit 310 obtains the formatted gas state data processed and converted by the monitoring signal processing unit 220, and the signal output unit converts the formatted gas state data obtained by the communication management unit 310 into a data signal and outputs it wirelessly.

[0072] In one embodiment, an insulating gas state monitoring sensor is provided, which includes a self-energy supply module 10, an insulating gas state monitoring module 20 and a communication transmission module 30, the insulating gas state monitoring module 20 is connected to the communication transmission module 30, and the insulating gas state monitoring module 20 and the communication transmission module 30 are both connected to the self-energy supply module 10.

[0073] The self-power supply module 10 includes an energy collection component 120, a power management component 140 and an energy storage component 150. The energy collection component 120 and the energy storage component 150 are both connected to the power management component 140, and the power management component 140 is connected to the insulating gas state monitoring module 20. The energy collection component 120 includes a sound power generation unit 121, a photovoltaic power generation unit 122 and a micro-power supply collection unit 160. The output end of the photovoltaic power generation unit 122 and the output end of the sound power generation unit 121 are both connected to the input end of the micro-power supply collection unit 160, and the output end of the micro-power supply collection unit 160 is connected to the power management component 140.

[0074] The insulating gas state monitoring module 20 includes a state parameter sensor 210 and a monitoring signal processing unit 220 , and the state parameter sensor 210 is connected to the monitoring signal processing unit 220 .

[0075] The communication transmission module 30 includes a communication management unit 310 and a wireless signal output unit 320 . The communication management unit 310 is connected to the edge gas state monitoring module, and the communication management unit 310 is also connected to the wireless signal output unit 320 .

[0076] When the insulating gas status monitoring sensor is fixedly connected to the GIS equipment, the power management component 140 is used to control the working mode of the self-energy supply module 10 to switch according to the energy status of the insulating gas status monitoring sensor, that is, to switch between the charging working mode and the discharging working mode.

[0077] When the self-power supply module 10 is in the charging working mode, the sound of the environment in which the self-power supply module 10 is located enters from the collection entrance of the sound collection component 1211 and enters the sound guide tube 1212 from the collection exit of the sound collection component 1211, and then the sound propagates to the sound resonance cavity 1213 through the sound guide tube 1212. The sound reverberates in the sound resonance cavity 1213. During the reverberation of the sound, each piezoelectric ceramic piece 1215 is driven by the reverberating sound to vibrate, and then the mechanical energy generated by the vibration is converted into electrical energy for collection. The micro-power supply collection unit 160 collects the electrical energy generated by the photovoltaic power generation unit 122 and the electrical energy generated by the sound power generation unit 121, and boosts the collected electrical energy, and stores the boosted electrical energy in the energy storage unit.

[0078] When the self-power supply module 10 is in the discharge working mode, the state parameter sensor 210 is used to monitor and collect the gas state data of the insulating gas, and the monitoring signal processing unit 220 receives the collected gas state data for processing and conversion to obtain formatted gas state data. The communication management unit 310 obtains the formatted gas state data processed and converted by the monitoring signal processing unit 220, and the signal output unit converts the formatted gas state data obtained by the communication management unit 310 into a data signal and outputs it wirelessly.

[0079] In the description of this specification, the description with reference to the terms "some embodiments", "other embodiments", "ideal embodiments", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic descriptions of the above terms do not necessarily refer to the same embodiment or example.

[0080] The technical features of the above-described embodiments may be arbitrarily combined. To make the description concise, not all possible combinations of the technical features in the above-described embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0081] The above-mentioned embodiments only express several implementation methods of the present application, and the descriptions thereof are relatively specific and detailed, but they cannot be understood as limiting the scope of the invention patent. It should be pointed out that, for ordinary technicians in this field, several variations and improvements can be made without departing from the concept of the present application, and these all belong to the protection scope of the present application. Therefore, the protection scope of the patent of the present invention shall be subject to the attached claims.

Claims

1. A self-powered power supply module, characterized in that: include: Install the housing; and An energy collection component, the energy collection component is arranged on the side of the mounting shell, and comprises a sound power generation unit and a photovoltaic power generation unit, the sound power generation unit and the photovoltaic power generation unit are arranged on the side of the mounting shell; and An installation connector is arranged on the end surface of the installation shell.

2. The self-power supply module according to claim 1, characterized in that: The installation shell is in the shape of a double-faceted cylinder, and the two faces of the installation shell are symmetrically arranged. The two faces of the installation shell are respectively provided with the sound power generation unit and the photovoltaic power generation unit.

3. The self-power supply module according to claim 2, characterized in that: The sound power generation unit includes a sound collecting component, a sound guide tube and a sound resonance cavity, wherein the sound collecting component is arranged on the first cut surface of the mounting shell, and the sound guide tube and the sound resonance cavity are arranged on the side surface of the mounting shell; The first end of the sound guide tube is connected to the sound collecting component, and the second end of the sound guide tube is connected to the sound resonance cavity; A piezoelectric ceramic fixture and a plurality of piezoelectric ceramic sheets are arranged inside the sound resonance cavity, and one end of each of the piezoelectric ceramic sheets is connected to the sound resonance cavity through the piezoelectric ceramic fixture.

4. The self-power supply module according to claim 3, characterized in that: One of the sound collecting parts and one of the sound guiding tubes are configured as a set of sound collecting components, and the sound power generation unit includes at least one set of the sound collecting components.

5. The self-power supply module according to claim 2, characterized in that: The photovoltaic power generation unit comprises a photovoltaic panel, and the photovoltaic panel is embedded on the second cut surface of the mounting shell.

6. An insulating gas state monitoring sensor, characterized in that: The self-power supply module according to any one of claims 1 to 4 further comprises an insulating gas state monitoring module and a communication transmission module, wherein the insulating gas state monitoring module is connected to the communication transmission module, and the insulating gas state monitoring module and the communication transmission module are both connected to the self-power supply module; The self-energy supply module also includes a power management component and an energy storage component. The energy collection component and the energy storage component are both connected to the power management component, and the power management component is connected to the insulating gas status monitoring module.

7. The insulating gas state monitoring sensor according to claim 6, characterized in that: The energy collection component also includes a micro-power supply collection unit, the output end of the photovoltaic power generation unit and the output end of the sound power generation unit are both connected to the input end of the micro-power supply collection unit, and the output end of the micro-power supply collection unit is connected to the power management component.

8. The insulating gas state monitoring sensor according to claim 6, characterized in that: The insulating gas state monitoring module comprises a state parameter sensor and a monitoring signal processing unit, and the state parameter sensor is connected to the monitoring signal processing unit.

9. The insulating gas state monitoring sensor according to claim 8, characterized in that: The state parameter sensor includes a pressure sensor, a temperature sensor and a micro-water sensor.

10. The insulating gas state monitoring sensor according to claim 6, characterized in that: The communication transmission module includes a communication management unit and a wireless signal output unit. The communication management unit is connected to the edge gas state monitoring module, and the communication management unit is also connected to the wireless signal output unit.

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