A self-generating mobile power source based on rolling ball induction

Abstract

The present invention belongs to the technical field of self-generating mobile power sources, and specifically relates to a self-generating mobile power source based on rolling ball induction. The present invention discloses a self-generating mobile power source based on rolling ball induction, including a power generation compartment and a battery. The power generation compartment is provided with springs at both ends in a tubular shell, a rolling ball is placed in the middle, and a magnet group is fixed on the outside of the shell, so that when the power generation compartment moves, the rolling ball rolls in the shell to compress the spring, and the spring cuts the magnetic flux lines formed by the magnet group to generate an induced current. One end of the induced current generated on the spring is derived from the conductive sheet through the rolling ball, and the other end is derived through the first conductive point, thereby realizing self-generation to charge the battery. The present invention can convert various movements in life into electrical energy through the rolling ball, does not require manual repeated movements to generate electricity, and is not restricted by the environment and weather. Stable and efficient power generation can be achieved by binding the mobile power source to a moving object.

Description

Technical Field

[0001] The invention belongs to the technical field of self-generating mobile power supplies, and in particular relates to a self-generating mobile power supply based on rolling ball induction. Background Art

[0002] A mobile power source is a portable power supply device that can provide power for various mobile devices such as mobile phones, tablets, digital cameras, etc. It has the characteristics of small size, light weight, and easy to carry, and can provide convenient power support for users in outdoor, travel, emergency and other scenarios. Traditional mobile power sources are limited by battery capacity and cannot provide long-term power supply when disconnected from the power grid, and their scope of use is limited. Therefore, self-generating mobile power sources that can be charged in other ways and used off the power grid have developed rapidly, and various types have been developed, including hand-cranked self-generating mobile power sources, hand-pressed self-generating mobile power sources, pedal-type self-generating mobile power sources, and solar self-generating mobile power sources.

[0003] Among them, hand-cranked self-generating mobile power supplies, hand-pressed self-generating mobile power supplies, and pedal-type self-generating mobile power supplies require human mechanical input, and the user experience is poor. Solar self-generating mobile power supplies require strong light conditions to obtain stable charging input, and heat dissipation is difficult. Various self-generating mobile power supplies in the prior art generally have problems of low power generation efficiency and unstable power generation, making them difficult to promote on a large scale. Summary of the invention

[0004] The technical problem to be solved by the present invention is to overcome the defects of low power generation efficiency and unstable power generation of self-generating mobile power supplies in the prior art, thereby providing a self-generating mobile power supply based on rolling ball induction.

[0005] The present invention provides a self-generating mobile power source based on rolling ball induction, comprising a power generation chamber and a storage battery, wherein the power generation chamber is electrically connected to the storage battery and is used to charge the storage battery;

[0006] The power generation chamber comprises a shell, a magnet group, a rolling ball, a spring, a first conductive point, a second conductive point and a conductive sheet;

[0007] The shell is a tubular structure with closed ends;

[0008] The rolling ball is made of conductive material and is axially movable in the housing;

[0009] The spring is made of conductive material, and the two springs are fixed at two ends of the shell along the axial direction of the shell;

[0010] The two first conductive points are respectively fixed to two ends of the outer shell, and are respectively electrically connected to the two springs;

[0011] The magnet group is fixed on the outer wall of the shell and forms magnetic flux lines inside the shell;

[0012] The conductive sheet is fixed to the bottom of the inner wall of the shell in a direction parallel to the axial direction of the shell, and the upper side is in conductive contact with the rolling ball;

[0013] The second conductive point is fixed on the outer side wall of the shell and is electrically connected to the conductive sheet.

[0014] Furthermore, one of the magnet groups includes four magnets, and the four magnets are respectively fixed at four positions of the upper, lower, left and right sides of the outer wall of the shell, including two first magnets with a first polarity close to one side of the shell, and two second magnets with a second polarity close to one side of the shell, the two first magnets are adjacent to each other, and the two second magnets are adjacent to each other.

[0015] Furthermore, the spring is a coil spring, and some segments of the spring are shielding segments with electromagnetic shielding layers formed on the surface, and the shielding segments are formed on one side of the spring close to a group of adjacent first magnets and second magnets.

[0016] Furthermore, one of the magnet groups includes two magnets, and the two magnets are respectively fixed to a first magnet on the upper side and a second magnet on the lower side of the outer wall of the shell. The first magnet has a first polarity on one side close to the shell, and the second magnet has a second polarity on one side close to the shell.

[0017] Furthermore, the spring is a zigzag spring, comprising a first segment and a second segment alternately connected in sequence, the first segment is inclined upward, and the second segment is inclined downward; and an electromagnetic shielding layer is formed on the surface of the first segment.

[0018] Furthermore, the spring is a zigzag spring, which includes a first segment and a second segment alternately connected in sequence, the first segment is inclined upward, and the second segment is inclined downward; reverse magnets are fixed on the upper and lower sides of the first segment; the upper side of the reverse magnet is the first polarity, and the lower side is the second polarity.

[0019] Furthermore, the battery is of a rectangular structure; the power generation compartments are fixed on the four vertical surfaces of the battery, two of the power generation compartments are horizontally distributed along the axial direction to form a row, and sixteen rows of the battery compartments are vertically aligned and arranged on each of the vertical surfaces; the power generation compartments are fixed on the four vertical edges of the battery, seven power generation compartments are arranged on each edge, and the power generation compartments are vertically arranged along the axial direction.

[0020] Furthermore, it also includes a self-generating charging circuit, the input end of the self-generating charging circuit is connected to the power generation chamber, and the output end is connected to the battery. The self-generating charging circuit includes a bus circuit, a rectifier circuit, a filter circuit and a chopper circuit connected in sequence.

[0021] Furthermore, it also includes a grid charging circuit, the input end of the grid charging circuit is connected to the grid, and the output end is connected to the battery. The grid charging circuit includes a rectifier circuit, an oscillation circuit, a voltage stabilizing circuit and a protection circuit connected in sequence.

[0022] Furthermore, it also includes an electric energy output circuit, the input end of the electric energy output circuit is connected to the battery, the output end is used for electric energy output, and the electric energy output circuit includes a rectifier circuit, a filter circuit and a voltage stabilizing circuit connected in sequence.

[0023] Beneficial effects: The present invention discloses a self-generating mobile power source based on rolling ball induction, wherein springs are arranged at both ends of a tubular shell, a rolling ball is placed in the middle, and a magnet group is fixed on the outer side of the shell, so that when the power generation compartment moves, the rolling ball rolls in the shell to compress the spring, and the spring cuts the magnetic flux lines formed by the magnet group to generate an induced current, and one end of the induced current generated on the spring is led out from the conductive sheet through the rolling ball, and the other end is led out through the first conductive point, thereby realizing self-generated electricity to charge the battery. The present invention can convert various movements in life into electrical energy through the rolling ball, does not require manual repeated movement to generate electricity, and is not restricted by the environment and weather. Stable and efficient power generation can be achieved by binding the mobile power source to a moving object. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be 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.

[0025] Figure 1 This is a schematic diagram of the front view structure of a charging bin of the present invention;

[0026] Figure 2 This is a schematic diagram of the front view structure of a charging bin of the present invention;

[0027] Figure 3 This is a schematic diagram of the front view structure of a charging bin of the present invention;

[0028] Figure 4 This is a schematic diagram of a top view of a charging bin of the present invention;

[0029] Figure 5It is a schematic diagram of a front view structure of a spring of the present invention;

[0030] Figure 6 It is a circuit structure schematic diagram of the self-generating charging circuit of the present invention;

[0031] Figure 7 It is a circuit structure schematic diagram of the power grid charging circuit of the present invention;

[0032] Figure 8 Schematic diagram of the circuit structure of the electric energy output circuit of the present invention;

[0033] Fig. 9 The diagram is a circuit structure diagram of the monitoring control circuit of the present invention.

[0034] Explanation of the reference numerals: 1. outer shell; 2. magnet group; 3. rolling ball; 4. spring; 41. electromagnetic shielding layer; 42. reverse magnet; 43. contact piece; 5. first conductive point; 6. second conductive point; 7. conductive piece. DETAILED DESCRIPTION

[0035] 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.

[0036] In the description of the present application, it should be understood that 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" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0037] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of this application, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0038] It should be noted that when 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. When 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. The terms "vertical", "horizontal", "upper", "lower", "left", "right" and similar expressions used herein are for illustrative purposes only and are not intended to be the only implementation method.

[0039] Reference Figure 1~Figure 5 As shown, this embodiment provides a self-generating mobile power source based on rolling ball induction, characterized in that it includes a power generation chamber and a battery, the power generation chamber is electrically connected to the battery and is used to charge the battery; the power generation chamber includes an outer shell 1, a magnet group 2, a rolling ball 3, a spring 4, a first conductive point 5, a second conductive point 6 and a conductive sheet 7; the outer shell 1 is a tubular structure with closed ends; the rolling ball 3 is made of conductive material and can be axially movably arranged in the outer shell 1; the spring 4 is made of conductive material, and two of the springs 4 are respectively fixed at the two ends inside the outer shell 1 along the axial direction of the outer shell 1; the two first conductive points 5 are respectively fixed to the two ends outside the outer shell 1 and are respectively electrically connected to the two springs 4; the magnet group 2 is fixed on the outer wall of the outer shell 1 and forms magnetic flux lines inside the outer shell 1; the conductive sheet 7 is fixed to the bottom of the inner wall of the outer shell 1 along the axial direction parallel to the outer shell 1, and the upper side is in conductive contact with the rolling ball 3; the second conductive point 6 is fixed on the outer wall of the outer shell 1 and is electrically connected to the conductive sheet 7.

[0040] This embodiment discloses a self-generating mobile power source based on rolling ball induction, wherein springs 4 are arranged at both ends of a tubular housing 1, a rolling ball 3 is placed in the middle, and a magnet group 2 is fixed on the outside of the housing 1, so that when the power generation compartment moves, the rolling ball 3 rolls in the housing 1 to compress the spring 4, and the spring 4 cuts the magnetic flux lines formed by the magnet group 2 to generate an induced current, and one end of the induced current generated on the spring 4 is derived from the conductive sheet 7 through the rolling ball 3, and the other end is derived from the first conductive point 5, thereby realizing self-generated electricity for charging the battery. The present invention can convert various movements in life into electrical energy through the rolling ball 3, does not require manual repeated movement to generate electricity, and is not restricted by the environment and weather. Stable and efficient power generation can be achieved by binding the mobile power source to a moving object.

[0041] Specifically, as a preferred embodiment of the present invention, the outer shell 1 of the power generation chamber is capsule-shaped, with a length of 30 mm and a diameter of 7.4 mm; the first conductive point 5 is a hemispherical first conductive point; the spring 4 has a size of 0.2*2.8*6 mm and an elastic coefficient of 1.1 N / m; the magnets of the magnet group 2 are 1.2T~1.6T fixed magnets; the rolling ball 3 is an iron ball of 0.45 g; the conductive sheet 7 is a conductive copper surface with a thickness of 1 mm; and the battery is a 3.7V battery.

[0042] As a further improvement of this embodiment, a contact piece 43 is further included. The contact piece 43 is fixed to one end of the spring 4 close to the ball 3 and is conductively connected to the spring 4 to form a reliable conductive contact with the ball 3 .

[0043] Reference Figure 1 In some embodiments of the present invention, a magnet group 2 includes four magnets, and the four magnets are respectively fixed at four positions of the upper, lower, left and right of the outer wall of the shell 1, including two first magnets with a first polarity on one side close to the shell 1, and two second magnets with a second polarity on one side close to the shell 1, the two first magnets are arranged adjacent to each other, and the two second magnets are arranged adjacent to each other. The spring 4 is a coil spring, and part of the spring is a shielding segment with an electromagnetic shielding layer 41 formed on the surface, and the shielding segment is formed on one side of the spring 4 close to a group of adjacent first magnets and second magnets. In this embodiment, the electromagnetic shielding layer 41 is a metal mesh braided layer.

[0044] Specifically, the shielding segment is formed on a quarter of the cross section of the spring 4, and the quarter is close to one side of a group of adjacent first magnets and second magnets; the electromagnetic shielding layer 41 can shield the magnetic field generated by the magnets, so that no induced current is generated in the shielding segment, so that a current with the same direction can be formed in the remaining 4 segments of the spring.

[0045] In some other embodiments of the present invention, one of the magnet groups 2 includes two magnets, and the two magnets are respectively fixed to a first magnet on the upper side and a second magnet on the lower side of the outer wall of the shell 1, and the first magnet is affixed to the first polarity on the side of the shell 1, and the second magnet is affixed to the second polarity on the side of the shell 1. The spring 4 is a zigzag spring, and the spring 4 includes a first segment and a second segment alternately connected in sequence, the first segment is inclined upward, and the second segment is inclined downward. Specifically, as a preferred embodiment of this embodiment, the angle between the adjacent first segment and the second segment is sixty degrees, and one spring 4 has seven zigzag lines formed side by side. In this embodiment, the first segment is provided with three segments, and the second segment is provided with three segments; in some other embodiments of the present invention, the first segment and the second segment have more or fewer segments.

[0046] Reference Figure 2 As shown, in some implementations of this embodiment, an electromagnetic shielding layer 41 is formed on the surface of the first segment. Thus, no induced current is generated in the first segment, and an induced current with the same direction is formed in the second segment. In this embodiment, the electromagnetic shielding layer 41 is a metal mesh braided layer.

[0047] Reference Figure 3~Figure 5 As shown, in some other implementations of this embodiment, the upper and lower sides of the first segment are fixed with reverse magnets 42; the upper side of the reverse magnet 42 is the first polarity, and the lower side is the second polarity. Thus, an induced current with the same direction is formed in the second segment, and under the action of the reverse magnet 42, an induced current with the same direction as the second segment can also be formed in the first segment; as a preferred embodiment of this embodiment; the reverse magnet 42 forms a magnetic field in the first segment with the same strength and opposite direction as the outer magnet group 2.

[0048] In this embodiment, the power generation chamber includes two magnet groups 2, and the two magnet groups 2 are respectively located on the outsides of the two magnets.

[0049] The battery is of a rectangular structure; the power generation compartments are fixed on the four vertical surfaces of the battery, two of the power generation compartments are horizontally distributed along the axial direction to form a row, and sixteen rows of the battery compartments are vertically aligned and arranged on each of the vertical surfaces; the power generation compartments are fixed on the four vertical edges of the battery, seven power generation compartments are arranged on each edge, and the power generation compartments are vertically arranged along the axial direction.

[0050] As a further improvement of this embodiment, it further comprises a protective shell, the protective shell surrounds the battery and the power generation compartment. As a preferred embodiment of this embodiment, the protective shell is made of PC plastic.

[0051] In this embodiment, a self-generating charging circuit is also included, wherein the input end of the self-generating charging circuit is connected to the power generation chamber, and the output end is connected to the battery. The self-generating charging circuit includes a bus circuit, a rectifier circuit, a filter circuit and a chopper circuit which are connected in sequence.

[0052] Reference Figure 6 As shown, specifically, in some embodiments of the present invention, the self-generating charging circuit includes a rectifier chip (D1, D2...), a voltage stabilizing chip U1, a first capacitor C1 and a second capacitor C2; each of the power generation compartments is connected to a rectifier chip; as a preferred embodiment of this embodiment, the specific model of the rectifier chip is MB1S, and the specific model of the voltage stabilizing chip U1 is LM7805D2TRG; the two first conductive points of the power generation compartments (F1, F2...) are respectively marked as DDD1 and DDD2, and the conductive sheet is marked as DDD3, the two first conductive points are connected to each other and connected to the third end of the rectifier chip, and the conductive sheet is connected to the fourth end of the rectifier chip; the first end of the rectifier chip is connected to the ground through the first capacitor C1, and the second end of the rectifier chip is grounded; the VCC end of the voltage stabilizing chip U1 is connected to the first end of the rectifier chip, the GND end is grounded, and the VOUT end is grounded through the second capacitor C2; the power input end of the grid charging circuit is respectively connected to the VOUT end and the GND end of the voltage stabilizing chip U1.

[0053] The rectifier circuit in the rectifier chip rectifies the AC power of the corresponding power generation compartment into DC power, and then stabilizes the voltage through the voltage stabilizing circuit in the voltage stabilizing chip U1 to obtain a stable 5V voltage, which is connected to the power input end of the grid charging circuit, and then the battery is charged through the grid charging circuit.

[0054] It also includes a power grid charging circuit, the input end of the power grid charging circuit is connected to the power grid, and the output end is connected to the battery. The power grid charging circuit includes a rectifier circuit, an oscillation circuit, a voltage stabilizing circuit and a protection circuit connected in sequence.

[0055] Reference Figure 7As shown, specifically, in some embodiments of the present invention, the power grid charging circuit includes a charging chip U2, a USB interface U3 and a MOS tube Q1; the specific model of the charging chip U2 is IP2188, and the specific model of the MOS tube Q1 is SI2302-HXY; the first end of the USB interface U3 is connected to the VBUS end of the charging chip U2 through the second resistor R2, and the first end is grounded through the fourth capacitor C4, the second end is connected to the DM end of the charging chip U2, the third end is connected to the DP end of the charging chip U2, and the fourth end is connected to the CC1 end of the charging chip U2, The fifth end is connected to the CC2 end of the charging chip, and the sixth end is grounded; the VBUSG end of the charging chip U2 is connected to the gate of the MOS tube Q1, the VIN end is grounded through the third capacitor C3, the CSP end is connected to the drain of the MOS tube Q1 through the fifth resistor R5 and the first resistor R1 in sequence, the GND end is connected to the CSP end through the fourth resistor R4, and the FB end is connected to the FB end of the battery U4 through the third resistor R3; the source of the MOS tube Q1 is connected to the first end of the USB interface U3, the drain is connected to the VOUT end of the battery U4, and is grounded through the fifth capacitor C5 with polarity.

[0056] The charging chip U2 monitors the voltage of the pins CC1 and CC2 in real time. When the Type-C handshake is successful, the external NMOS power tube is turned on, and the SRC capability package is broadcast on the CC1 or CC2 end to establish communication; after the external NMOS power tube is turned on, the charging chip U2 monitors the voltage of the DP and DM ends in real time, automatically identifies the fast charging type, and parses and responds to the protocol request to complete the handshake process with the device to be charged; once any type of fast charging is entered, it will no longer respond to other types of fast charging requests until the current fast charging is exited and then responds to new fast charging requests. The charging chip U2 adjusts the FB voltage to adjust the VBUS voltage according to the request of the battery U4, thereby meeting the voltage request of the device end.

[0057] It also includes an electric energy output circuit, the input end of the electric energy output circuit is connected to the battery, the output end is used for electric energy output, and the electric energy output circuit includes a rectifier circuit, a filter circuit and a voltage stabilizing circuit connected in sequence.

[0058] Reference Figure 8As shown, specifically, in some embodiments of the present invention, the electric energy output circuit includes a power management chip U5, at least one power output interface U6 and a button SW1; the specific model of the power management chip U5 is IP5306; the first end of the output end of the battery U4 is connected to the VIN end of the power management chip U5, the second end is grounded, and the first end is grounded in sequence through the seventh resistor R7 and the ninth capacitor R9, and is grounded through the sixth capacitor C6; the LED1 end of the power management chip U5 is connected to the positive electrode of the first light-emitting diode L1 and the negative electrode of the second light-emitting diode L2, the LED2 end is connected to the positive electrode of the third light-emitting diode L3 and the negative electrode of the fourth light-emitting diode L4, and the LED3 end is connected to the negative electrode of the first light-emitting diode L1, the positive electrode of the second light-emitting diode L2, the negative electrode of the third light-emitting diode L3 and the positive electrode of the fourth light-emitting diode L4; the power management chip U5 The VOUT end is respectively connected to the tenth capacitor C10, the eleventh capacitor C11, the thirteenth capacitor C13 and the eighth capacitor C8 and grounded, and the VOUT end is connected to the VOUT end of each of the power output interfaces U6; the DM end and the DP end of the power output interface U6 are short-circuited, and the GND end is grounded; the SW end of the power management chip U5 is connected to the first end of the inductor L; the second end of the inductor L is connected to the BAT end; the second end is grounded through the twelfth capacitor C12, and is connected to the BAT end of the power management chip U5 through the ninth resistor R9; the BAT end of the power management chip U5 is grounded through the seventh capacitor C7; the KEY end of the power management chip U5 is connected to the positive electrode of the fifth light-emitting diode L5 through the eighth resistor R8, and is connected to the first end of the button SW1 through the sixth resistor R6; the negative electrode of the fifth light-emitting diode L5 and the second end of the button SW1 are grounded.

[0059] The internal circuit of the power management chip U5 controls the on and off of the four light-emitting diodes L1~L4 to indicate the remaining power of the battery. The pin of the power management chip U5 is connected to an LCC filter circuit to reduce the fluctuation of the lithium battery input voltage; and is connected to the button SW1, and the mobile power supply can be controlled by long and short key operations.

[0060] It also includes an auxiliary monitoring control circuit, which includes an STM32 minimum system, a monitoring circuit and a control circuit. The auxiliary monitoring system is connected to the battery.

[0061] Reference Fig. 9As shown, specifically, in some embodiments of the present invention, the monitoring and control circuit includes a battery protection chip U7; the specific model of the battery protection chip U7 is IP3005; the NC terminal of the battery protection chip U7 is suspended, the VM terminal is connected to the negative electrode In- of the charging load, the GND terminal is connected to the negative electrode of the battery U4, and is connected to the VDD terminal through the fourteenth capacitor C14, the VDD terminal is connected to the positive electrode of the battery U4 through the tenth resistor R10, and the EP terminal is connected to the negative electrode of the battery U4; the negative electrode of the battery U4 is connected to the negative electrode In- of the charging load through the fifteenth capacitor C15.

[0062] The NC terminal of the battery protection chip U7 is suspended, which serves to fix the chip. The VM terminal and GND terminal of the battery protection chip U7 are internally connected to the power MOSFET. The VDD terminal of the battery protection chip U7 is connected to the positive electrode of the battery U4 through the tenth resistor R10 to power the chip. The EP terminal of the IP3005 of the battery protection chip U7 is connected to the negative electrode of the battery U4 to obtain the detection current. The tenth resistor R10 and the fourteenth capacitor C14 form a power filter to suppress power ripple. The fifteenth capacitor C15 is connected between the negative electrode of the battery and the VM segment to suppress the VM port peak voltage.

[0063] The power filter composed of the tenth resistor R10 and the fourteenth capacitor C14 filters out the interference signal of the power supply. When the current flowing through the battery protection chip U7 is greater than 1A, the current monitoring function will be turned on inside the chip. When the charging overvoltage state, the discharging undervoltage state, the discharging overcurrent state or the charging overcurrent state occurs, the battery protection chip U7 will start the protection function. The battery protection chip U7 will control the internal logic circuit, turn off the internal power MOSFET, and stop charging and discharging.

[0064] It also includes a display screen, which is connected to the auxiliary monitoring control circuit and is used to display the working status of the mobile power supply.

[0065] In this embodiment, each first conductive point 5 of each power generation bin is connected to an output, and each conductive sheet 7 of each power generation bin is connected to an output, so that all conductive bins are combined to form a two-terminal output.

[0066] 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.

[0067] The above-described embodiments only express several implementation methods of the present application, and the descriptions thereof are relatively specific and detailed, but they cannot be construed as limiting the scope of the patent application. It should be pointed out that, for a person of ordinary skill in the art, 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 application shall be subject to the attached claims.

Claims

1. A self-generating mobile power source based on rolling ball induction, characterized in that: It comprises a power generation chamber and a storage battery, wherein the power generation chamber is electrically connected to the storage battery and is used to charge the storage battery; The power generation chamber comprises a shell, a magnet group, a rolling ball, a spring, a first conductive point, a second conductive point and a conductive sheet; The shell is a tubular structure with both ends closed; The rolling ball is made of conductive material and is axially movable in the housing; The spring is made of conductive material, and the two springs are fixed at two ends of the shell along the axial direction of the shell; The rolling ball compresses the spring, so that the spring cuts the magnetic flux lines formed by the magnet group and the magnet group, and generates an induced current in one direction in the spring; The two first conductive points are respectively fixed to two ends of the outer shell, and are respectively electrically connected to the two springs; The magnet group is fixed on the outer wall of the shell and forms magnetic flux lines inside the shell; The conductive sheet is fixed to the bottom of the inner wall of the shell in a direction parallel to the axial direction of the shell, and the upper side is in conductive contact with the rolling ball; The second conductive point is fixed on the outer side wall of the housing and is electrically connected to the conductive sheet; It also includes a contact piece, which is fixed to one end of the spring close to the rolling ball and is conductively connected to the spring.

2. A self-generating mobile power source based on rolling ball induction according to claim 1, characterized in that: A magnet group includes four magnets, and the four magnets are respectively fixed at four positions of the upper, lower, left and right sides of the outer wall of the shell, including two first magnets with a first polarity on one side close to the shell, and two second magnets with a second polarity on one side close to the shell, the two first magnets are arranged adjacent to each other, and the two second magnets are arranged adjacent to each other; the spring is a coil spring, and some segments of the spring are shielding segments with an electromagnetic shielding layer formed on the surface, and the shielding segments are formed on one side of the spring close to a group of adjacent first magnets and second magnets.

3. The self-generating mobile power source based on rolling ball induction according to claim 1 is characterized in that: One of the magnet groups includes two magnets, the two magnets are respectively fixed to a first magnet on the upper side and a second magnet on the lower side of the outer wall of the shell, the first magnet has a first polarity on one side close to the shell, and the second magnet has a second polarity on one side close to the shell; The spring is a broken line spring, comprising a first segment and a second segment connected alternately in sequence, the first segment is inclined upward, and the second segment is inclined downward; an electromagnetic shielding layer is formed on the surface of the first segment.

4. The self-generating mobile power source based on rolling ball induction according to claim 1 is characterized in that: One of the magnet groups includes two magnets, the two magnets are respectively fixed to a first magnet on the upper side and a second magnet on the lower side of the outer wall of the shell, the first magnet has a first polarity on one side close to the shell, and the second magnet has a second polarity on one side close to the shell; The spring is a zigzag spring, comprising a first segment and a second segment connected alternately in sequence, wherein the first segment is inclined upward and the second segment is inclined downward; reverse magnets are fixed on the upper and lower sides of the first segment; the upper side of the reverse magnet has a first polarity and the lower side has a second polarity.

5. The self-generating mobile power source based on rolling ball induction according to claim 1 is characterized in that: The battery is of a rectangular structure; the power generation compartments are fixed on the four vertical surfaces of the battery, two of the power generation compartments are horizontally distributed along the axial direction to form a row, and sixteen rows of the battery compartments are vertically aligned and arranged on each of the vertical surfaces; the power generation compartments are fixed on the four vertical edges of the battery, seven power generation compartments are arranged on each edge, and the power generation compartments are vertically arranged along the axial direction.

6. The self-generating mobile power source based on rolling ball induction according to claim 1 is characterized in that: It also includes a self-generating charging circuit, the input end of which is connected to the power generation compartment, and the output end is connected to the battery. The self-generating charging circuit includes a busbar circuit, a rectifier circuit, a filter circuit and a chopper circuit which are connected in sequence.

7. The self-generating mobile power source based on rolling ball induction according to claim 1, characterized in that: It also includes a power grid charging circuit, the input end of the power grid charging circuit is connected to the power grid, and the output end is connected to the battery. The power grid charging circuit includes a rectifier circuit, an oscillation circuit, a voltage stabilizing circuit and a protection circuit connected in sequence.

8. The self-generating mobile power source based on rolling ball induction according to claim 1 is characterized in that: It also includes an electric energy output circuit, the input end of the electric energy output circuit is connected to the battery, the output end is used for electric energy output, and the electric energy output circuit includes a rectifier circuit, a filter circuit and a voltage stabilizing circuit connected in sequence.

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