Energy-storage and energy-saving power supply equipment for power grid

Abstract

The invention relates to power grid energy storage and saving power supply equipment, and relates to the technical field of power supply and energy conservation, the power grid energy storage and saving power supply equipment comprises a control cabinet and a power supply alternating assembly, the control cabinet comprises a cabinet body, the side edge of the cabinet body is connected with a sealing door through a hinge, and the space between the sealing door and the cabinet body is filled with a sealing strip used for blocking; frequency converters are installed on the two sides of the inner wall of the cabinet body through bolts, a voltage stabilizer is installed below the frequency converters, a charging storage battery is installed below the voltage stabilizer, a compensation capacitor is arranged between the voltage stabilizer and the charging storage battery, and two sets of installation blocks are arranged on the side edge of the control cabinet; a power supply alternating assembly is installed on the sides, away from the control cabinet, of the two sets of installation blocks through bolts, and a cooling assembly is installed above the installation blocks. The power utilization cost of an enterprise can be greatly reduced, the energy utilization efficiency is improved, greater economic benefits are created for the enterprise, and meanwhile, the current environmental protection concept of energy conservation and emission reduction is also met.

Description

Technical Field

[0001] The present application relates to the field of power supply energy-saving technology, and in particular to power grid energy storage energy-saving power supply equipment. Background Art

[0002] Grid energy storage and energy-saving power supply equipment is a device used to store electrical energy and release it when needed. It is mainly used to balance the supply and demand of the grid and improve the stability and reliability of the grid. With the development of new energy and renewable energy, grid energy storage and energy-saving power supply equipment plays an increasingly important role in improving grid stability, promoting new energy consumption, and reducing transmission and distribution losses. In the prior art, the relevant technology for power supply energy saving can refer to the Chinese patent with publication number CN119134445A, which discloses an energy-saving and frequency modulation device for industrial power supply, including an energy storage bidirectional converter P1, an energy storage inverter P4, a lithium iron phosphate battery module B1, a DCDC power supply P2, an energy-type supercapacitor C1 and a main control energy management system U1. The problem is solved that one end of the energy storage bidirectional converter P1 and one end of the energy storage inverter P4 are connected in parallel to the output end of the external transformer, the other end of the energy storage inverter P4 is connected to one end of the energy type super capacitor C1, the other end of the energy type super capacitor C1 is connected to one end of the DCDC power supply P2, the other end of the DCDC power supply P2 is connected to the bidirectional current interface of the lithium iron phosphate battery module B1, the unidirectional current interface of the lithium iron phosphate battery module B1 is connected to the other end of the energy storage bidirectional converter P1, and the main control energy management system U1 is respectively connected to the energy storage bidirectional converter P1, the energy storage inverter P4, the lithium iron phosphate battery module B1, the DCDC power supply P2 and the energy type super capacitor C1 data.

[0003] The inventor discovered the following problems in the prior art during the implementation of this application: When the electrolytic device is used and powered directly by the power grid, the electric energy transmitted by the power grid will be directly lost on the way, thereby increasing the loss of electric energy transmitted by the power grid, resulting in high energy consumption of the electrolytic device during daily use. Summary of the invention

[0004] The purpose of this application is to provide a power grid energy storage and energy-saving power supply device.

[0005] The grid energy storage energy-saving power supply equipment provided in this application adopts the following technical solutions: The power grid energy storage and energy-saving power supply equipment includes a control cabinet and a power supply alternation component, wherein the control cabinet includes a cabinet body, and a sealed door is connected to the side of the cabinet body by a hinge, and a sealing strip for sealing is filled between the sealed door and the cabinet body, and a frequency converter is installed on both sides of the inner wall of the cabinet body by bolts, and a voltage stabilizer is installed below the frequency converter, and a rechargeable battery is installed below the voltage stabilizer, and a compensation capacitor is arranged between the voltage stabilizer and the rechargeable battery, and two groups of mounting blocks are arranged on the side of the control cabinet, and the power supply alternation component is installed by bolts on the side of the two groups of mounting blocks away from the control cabinet, and a cooling component is installed above the mounting blocks, and the power supply alternation component includes a connecting shell and a motor circulation component.

[0006] By adopting the above technical solution, first look at the control cabinet. The side of the cabinet is connected to the sealed door by a hinge. The sealing strip filled between the sealed door and the cabinet effectively prevents dust, water vapor and other impurities from entering, ensuring that the internal electrical components are in a good working environment. The inverter connected by bolts on both sides of the solid inner wall can accurately adjust the electric energy input from the power grid, adapt to the operating requirements of the motor, reduce power loss and equipment wear, and improve operating efficiency. The voltage stabilizer below it further ensures the stability of the power supply, avoids voltage fluctuations from damaging the equipment, and provides reliable power support for subsequent electrical equipment. The setting of the rechargeable battery increases the power reserve capacity. When the power grid is out of power or the voltage is unstable, it can be used as an emergency power supply to ensure the continuous operation of the equipment and enhance the reliability and stability of the system.

[0007] Optionally, the motor circulation assembly includes an electric motor, a rotating mounting ring, a connecting shaft, a coupling and a generator, and the generator is placed at the output end of the electric motor, and a rotating mounting ring is installed between the electric motor and the generator, and a connecting shaft is installed between two groups of the rotating mounting rings, and a coupling is installed between the two groups of the connecting shafts.

[0008] By adopting the above technical solution, the motor and the generator in the power supply alternating component are coaxially connected, and efficient power transmission and stable connection of the motor and the generator are achieved through the connecting shaft and the coupling. The power grid supplies power to the motor through the inverter. The motor and the generator are coaxial. After the electric energy generated by the generator passes through the voltage stabilizer, part of it is supplied to the electrolysis equipment, and the other part is used to store energy in the charging battery. The battery can also supply power to the motor by converting direct current into alternating current, so that after the power grid supplies power to the motor, the motor drives the generator to operate. On the one hand, the electric energy generated by the generator is directly supplied to the electrolysis equipment after being processed by the voltage stabilizer, and on the other hand, the alternating current can be converted into direct current to store energy for the charging battery. When needed, the battery can convert direct current into alternating current and feed it back to the motor, forming a complete and efficient power circulation system. Compared with the traditional method of directly supplying power to the electrolysis equipment from the traditional power grid, its energy-saving effect is very significant. In theory, the ideal energy-saving efficiency can be as high as 90% higher than the traditional method. At present, it has successfully achieved energy saving of 3 / The excellent level of 4 means that in the long-term operation process, it can greatly reduce the enterprise's electricity costs, improve energy utilization efficiency, create greater economic benefits for the enterprise, and also conform to the current environmental protection concept of energy conservation and emission reduction.

[0009] Optionally, the motor circulation assembly further includes a mounting base, a vibration absorbing rod and a connecting base, and the bottom ends of the motor and the generator are both mounted with mounting bases by bolts, and vibration absorbing rods are penetrated on both sides of the mounting base, and a connecting base is installed below the mounting base, and a detachable structure is formed between the mounting base and the connecting base through the vibration absorbing rod.

[0010] By adopting the above technical solution, the vibration absorbing rods arranged on both sides of the mounting base of the motor circulation assembly and the vibration absorbing rods form a detachable structure between the mounting base and the connecting base, which effectively reduces the vibration generated by the motor and generator during operation, reduces the noise of the equipment, extends the service life of the equipment, and further improves the stability and reliability of the system.

[0011] Optionally, the power supply alternation component includes a connecting shell, a top cover, a charging interface and a shock-absorbing base, and the top cover is installed on the top of the connecting shell through a hinge, and two sets of charging interfaces are installed on the top of the top cover, the charging interfaces are symmetrically placed, and a shock-absorbing base is installed above the inner wall of the connecting shell.

[0012] By adopting the above technical solution, the charging interface arranged on the top cover above the connection shell of the power supply alternation component facilitates the charging operation of the battery, while the shock-absorbing base above the inner wall provides good buffering protection for the internal electrical components, reducing the impact of external shocks on the equipment.

[0013] Optionally, the cooling assembly includes an outer shell, a fan and a heat sink, and the fan is installed on a side of the outer shell away from the control cabinet, and a heat sink for heat dissipation is installed above the inner wall of the outer shell.

[0014] By adopting the above technical solution, the outer shell plays a role in protecting the internal components and provides a stable installation base for the fan and the heat sink. The fan is used to generate a strong suction force to enable the air to flow quickly, and cooperate with the increase in the heat dissipation area to effectively absorb and dissipate heat. Then the connecting plate and the fan are connected by bolts to form a detachable structure, which greatly facilitates subsequent maintenance and component replacement work, and reduces maintenance costs and time costs.

[0015] Optionally, the cooling component includes a connecting plate and a circulating air outlet, and a detachable structure is formed between the connecting plate and the fan by bolts, and circulating air outlets are provided on both sides of the control cabinet. When the cooling component dissipates heat, the circulating air outlet is drawn by the fan into the control cabinet for air circulation.

[0016] By adopting the above technical solution, when the cooling component starts the heat dissipation function, the fan starts to run and draw air, causing the air to circulate inside the control cabinet through the circulating air outlet. Through this air circulation, the heat generated in the control cabinet can be quickly removed, and the temperature in the control cabinet can be kept within an appropriate range, ensuring that the internal electronic components operate stably and efficiently, thereby extending the service life of the electronic components.

[0017] Optionally, a heat dissipation shell is provided on the top of the inverter, a connection port is installed on the top of the heat dissipation shell, and a wire group is installed on the bottom of the inverter, and the inverter and the charging battery are electrically connected through the wire group.

[0018] By adopting the above technical solution, the heat dissipation shell on the top of the inverter helps to dissipate heat from the inverter, while the connection port on the top is used to connect the wires and connect the wires to the electrolysis equipment. The bottom end is electrically connected to the charging battery through a wire group, thereby realizing the reasonable distribution and management of electric energy.

[0019] Optionally, an indicator meter is installed on the side of the sealed door away from the cabinet, and a human-machine interaction interface is installed below the indicator meter, and a compensation capacitor controller is arranged on the side of the human-machine interaction interface, and a lock is arranged below the compensation capacitor controller.

[0020] By adopting the above technical solution, the indicator meter and human-machine interaction interface on the sealed door facilitate the operator to understand the operating status and parameters of the equipment in real time and perform corresponding operation control, while the side lock ensures the safety of the cabinet 1.

[0021] In summary, the present application includes at least one of the following beneficial technical effects: 1. The motor drives the generator to operate. The electric energy generated by the generator is directly supplied to the electrolysis equipment after being processed by the voltage stabilizer. On the other hand, it can convert AC power into DC power to store energy for the battery. When needed, the battery can convert DC power into AC power and feed it back to the motor, forming a complete and efficient power circulation system. Compared with the traditional way of directly supplying power to the electrolysis equipment from the power grid, its energy-saving effect is very significant. In theory, the ideal energy-saving efficiency can be as high as 90% higher than the traditional method. At present, it has successfully achieved an excellent level of energy saving of 3 / 4 in actual operation. This means that in the long-term operation process, it can greatly reduce the electricity cost of the enterprise, improve energy utilization efficiency, and create greater economic benefits for the enterprise. At the same time, it also conforms to the current environmental protection concept of energy conservation and emission reduction; 2. The inverter connected by bolts on both sides of the inner wall of the cabinet can accurately adjust the electric energy input from the power grid, adapt to the operating requirements of the motor, reduce power loss and equipment wear, and improve operating efficiency. The voltage stabilizer below it further ensures the stability of the power supply, avoids damage to the equipment caused by voltage fluctuations, and provides reliable power support for subsequent electrical equipment. The setting of the rechargeable battery increases the power reserve capacity. When the power grid is out of power or the voltage is unstable, it can be used as an emergency power supply to ensure the continuous operation of the equipment and enhance the reliability and stability of the system. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the overall structure of an embodiment of the present application; Figure 2 is a schematic diagram of the control cabinet structure of an embodiment of the present application; Figure 3 is a schematic diagram of the structure of the frequency converter of an embodiment of the present application; Figure 4 This is a schematic diagram of the structure of the power supply alternation component of an embodiment of the present application; Figure 5 is a schematic diagram of the structure of the motor circulation component of an embodiment of the present application; Figure 6 is a schematic diagram of the cooling assembly structure of an embodiment of the present application; Figure 7 is a schematic diagram of the structure of a voltage stabilizer according to an embodiment of the present application; Description of reference numerals: 1. control cabinet; 101. cabinet; 2. sealing strip; 3. indicator; 4. sealing door; 5. human-machine interface; 6. lock; 7. cooling assembly; 701. outer shell; 702. fan; 703. heat sink; 704. connecting plate; 705. circulating air outlet; 8. mounting block; 9. power supply alternation assembly; 901. connecting shell; 902. top cover; 903. charging interface; 904. shock-absorbing base; 10. Inverter; 1001, heat dissipation housing; 1002, connection port; 11, voltage stabilizer; 1101, wire group; 12, charging battery; 13, motor circulation assembly; 1301, motor; 1302, rotating mounting ring; 1303, connecting shaft; 1304, coupling; 1305, generator; 1306, mounting base; 1307, vibration absorbing rod; 1308, connecting base; 14, compensation capacitor controller; 15, compensation capacitor. DETAILED DESCRIPTION

[0023] The following is combined with Figure 1 - Attachment Figure 7 , further details of this application are given.

[0024] Embodiment: A power grid energy storage and energy-saving power supply device comprises a control cabinet 1 and a power supply alternation component 9, wherein the control cabinet 1 comprises a cabinet body 101, and a sealing door 4 is connected to the side of the cabinet body 101 by a hinge, and a sealing strip 2 for sealing is filled between the sealing door 4 and the cabinet body 101, and a frequency converter 10 is installed on both sides of the inner wall of the cabinet body 101 by bolts, and a voltage regulator 11 is installed below the frequency converter 10, and a charging battery 12 is installed below the voltage regulator 11, and a compensation capacitor 15 is arranged between the voltage regulator 11 and the charging battery 12, and two groups of mounting blocks 8 are arranged on the side of the control cabinet 1, and the power supply alternation component 9 is installed by bolts on the side of the two groups of mounting blocks 8 away from the control cabinet 1, and a cooling component 7 is installed above the mounting blocks 8, and the power supply alternation component 9 comprises a connecting shell 901 and a motor circulation component 13. First, let's look at the control cabinet 1 and the cabinet body 10. The side of 1 is connected to the sealed door 4 by a hinge. The sealing seal 2 filled between the sealed door 4 and the cabinet 101 effectively prevents dust, water vapor and other impurities from entering, ensuring that the internal electrical components are in a good working environment. The inverter 10 connected by bolts on both sides of the inner wall of the cabinet 101 can accurately adjust the electric energy input from the power grid, adapt to the operation requirements of the motor 1301, reduce power loss and equipment wear, and improve operating efficiency. The voltage stabilizer 11 below it further ensures the stability of power supply. The model of the voltage stabilizer 11 is: SK78L05, which avoids voltage fluctuations from causing damage to the equipment and provides reliable power support for subsequent electrical equipment. The setting of the rechargeable battery 12 increases the power reserve capacity. When the power grid is out of power or the voltage is unstable, it can be used as an emergency power supply to ensure the continuous operation of the equipment and enhance the reliability and stability of the system.

[0025] The motor circulation component 13 includes a motor 1301, a rotating mounting ring 1302, a connecting shaft 1303, a coupling 1304 and a generator 1305, and the generator 1305 is placed at the output end of the motor 1301, and a rotating mounting ring 1302 is installed between the motor 1301 and the generator 1305, and a connecting shaft 1303 is installed between the two sets of rotating mounting rings 1302, and a coupling 1304 is installed between the two sets of connecting shafts 1303. The motor 1301 and the generator 1305 in the power supply alternating component 9 are coaxially connected, and efficient power transmission and stable connection between the motor 1301 and the generator 1305 are achieved through the connecting shaft 1303 and the coupling 1304. The power grid supplies power to the motor 1301 through the frequency converter 10. The motor 1301 is coaxial with the generator 1305. After the electric energy generated by the generator 1305 passes through the voltage stabilizer 11, a part of the power supply The other part is used to store energy in the charging battery 12. The charging battery 12 can convert direct current into alternating current to supply power to the motor 1301. After the power grid supplies power to the motor 1301, the motor 1301 drives the generator 1305 to operate. The electric energy generated by the generator 1305 is directly supplied to the electrolysis equipment after being processed by the voltage stabilizer 11. On the other hand, the alternating current can be converted into direct current to store energy for the charging battery 12. The charging battery 12 can convert direct current into alternating current when needed and feed it back to the motor 1301, forming a complete and efficient power circulation system to achieve recycling. This circulating power supply method realizes efficient utilization of energy. Compared with the traditional method of directly supplying power to the electrolysis equipment from the power grid, its energy-saving effect is very significant. In theory, the ideal energy-saving efficiency can be as high as 90% higher than the traditional method. At present, it has successfully achieved an excellent level of energy saving of 3 / 4 in actual operation. This means that in the long-term operation process, it can greatly reduce the electricity cost of the enterprise, improve energy utilization efficiency, and create greater economic benefits for the enterprise. At the same time, it also conforms to the current environmental protection concept of energy conservation and emission reduction.

[0026] The motor circulation component 13 also includes a mounting base 1306, a vibration absorbing rod 1307 and a connecting base 1308, and the bottom ends of the motor 1301 and the generator 1305 are both installed with the mounting base 1306 by bolts, and vibration absorbing rods 1307 are penetrated on both sides of the mounting base 1306, and a connecting base 1308 is installed below the mounting base 1306, and a detachable structure is formed between the mounting base 1306 and the connecting base 1308 through the vibration absorbing rods 1307. The vibration absorbing rods 1307 arranged on both sides of the mounting base 1306 of the motor circulation component 13 and the detachable structure formed between the mounting base 1306 and the connecting base 1308 through the vibration absorbing rods 1307 effectively reduce the vibration generated by the motor 1301 and the generator 1305 during operation, reduce the noise of the equipment, extend the service life of the equipment, and further improve the stability and reliability of the system.

[0027] The power supply alternation component 9 includes a connecting shell 901, a top cover 902, a charging interface 903 and a shock-absorbing base 904, and the top cover 902 is installed on the top of the connecting shell 901 through a hinge, and two groups of charging interfaces 903 are installed on the top of the top cover 902, the charging interfaces 903 are symmetrically placed, and a shock-absorbing base 904 is installed above the inner wall of the connecting shell 901. The charging interface 903 arranged on the top cover 902 above the connecting shell 901 of the power supply alternation component 9 facilitates the charging operation of the battery, and the shock-absorbing base 904 above the inner wall provides good buffering protection for the internal electrical components, reducing the impact of external shocks on the equipment.

[0028] The cooling assembly 7 includes an outer shell 701, a fan 702 and a heat sink 703, and the fan 702 is installed on the side of the outer shell 701 away from the control cabinet 1, and the heat sink 703 for heat dissipation is installed on the inner wall of the outer shell 701. The outer shell 701 plays a role in protecting internal components and provides a stable installation basis for the fan 702 and the heat sink 703. The fan 702 is used to generate a strong suction force to enable air to flow quickly, and cooperate to increase the heat dissipation area to effectively absorb and dissipate heat. Then the connecting plate 704 and the fan 702 are connected by bolts to form a detachable structure, which greatly facilitates subsequent maintenance and component replacement work, and reduces maintenance costs and time costs.

[0029] The cooling component 7 includes a connecting plate 704 and a circulating air outlet 705, and a detachable structure is formed between the connecting plate 704 and the fan 702 by bolts, and circulating air outlets 705 are arranged on both sides of the control cabinet 1. When the cooling component 7 dissipates heat, the circulating air outlet 705 is drawn by the fan 702 to circulate air in the control cabinet 1. When the cooling component 7 starts the heat dissipation function, the fan 702 starts to run and draw air, causing the air to circulate inside the control cabinet 1 through the circulating air outlet 705. Through this air circulation, the heat generated in the control cabinet 1 can be quickly taken away, and the temperature in the control cabinet 1 can be kept within an appropriate range, ensuring that the internal electronic components operate stably and efficiently, and extending the service life of the electronic components.

[0030] A heat dissipation shell 1001 is provided on the top of the inverter 10, and a connection port 1002 is installed on the top of the heat dissipation shell 1001, and a wire group 1101 is installed on the bottom of the inverter 10, and the inverter 10 and the charging battery 12 are electrically connected through the wire group 1101. The heat dissipation shell 1001 on the top of the inverter 10 helps the inverter 10 to dissipate heat. The model of the inverter 10 is: FR-A740-0.4K, and the connection port 1002 on the top is used to connect the wire and connect the wire to the electrolysis equipment. The bottom end is electrically connected to the charging battery 12 through the wire group 1101, thereby realizing the reasonable distribution and management of electric energy.

[0031] An indicator meter 3 is installed on the side of the sealed door 4 away from the cabinet 101, and a human-machine interaction interface 5 is installed below the indicator meter 3. The indicator meter 3 and the human-machine interaction interface 5 are installed on the side of the sealed door 4 away from the cabinet 101, and a compensation capacitor controller 14 is arranged on the side of the human-machine interaction interface 5, and a lock 6 is arranged below the compensation capacitor controller 14. The indicator meter 3 and the human-machine interaction interface 5 on the sealed door 4 are convenient for operators to understand the operating status and parameters of the equipment in real time and perform corresponding operation controls. The lock 6 on the side ensures the safety of the cabinet 101 when the sealed door 4 is used to close, and the compensation capacitor controller 14 cooperates with the use of the compensation capacitor 15, wherein the compensation capacitor 15 is used to improve the voltage quality, and the capacitive reactance of the capacitor (in is the power frequency, is the capacitance value), the capacitor has a voltage dividing effect on the AC voltage. When the grid voltage fluctuates, the compensation capacitor 15 can stabilize the voltage through its own characteristics. When the load changes and the voltage fluctuation changes, after adding the compensation capacitor 15, the compensation capacitor 15 can compensate for the influence of the line reactance to a certain extent, making the voltage more stable and reducing voltage flicker and other phenomena.

[0032] The implementation principle of the embodiment of the present application is as follows: first look at the control cabinet 1. The side of the cabinet 101 is connected to the sealed door 4 by a hinge. The sealing seal 2 filled between the sealed door 4 and the cabinet 101 effectively prevents dust, water vapor and other impurities from entering, ensuring that the internal electrical components are in a good working environment. The inverter 10 connected by bolts on both sides of the solid inner wall can accurately adjust the electric energy input from the power grid, adapt to the operating requirements of the motor 1301, reduce power loss and equipment wear, and improve operating efficiency. The voltage stabilizer 11 below it further ensures the stability of the power supply, avoids damage to the equipment caused by voltage fluctuations, and provides reliable power support for subsequent electrical equipment. The setting of the rechargeable battery 12 increases the power reserve capacity. When the power grid is out of power or the voltage is unstable, it can be used as an emergency power supply to ensure the continuous operation of the equipment, enhance the reliability and stability of the system, and alternate power supply. The motor 1301 in component 9 is coaxially connected with the generator 1305, and efficient power transmission and stable connection between the motor 1301 and the generator 1305 are achieved through the connecting shaft 1303 and the coupling 1304, so that after the power grid supplies power to the motor 1301, the motor 1301 drives the generator 1305 to operate. On the one hand, the electric energy generated by the generator 1305 is directly supplied to the electrolysis equipment after being processed by the voltage stabilizer 11, and on the other hand, the alternating current can be converted into direct current to store energy for the charging battery 12, and the battery can convert direct current into alternating current and feed it back to the motor 1301 when needed, forming a complete and efficient power circulation system. Compared with the traditional method of directly supplying power to the electrolysis equipment from the power grid, its energy-saving effect is very significant. In theory, the ideal energy-saving efficiency can be as high as 90% higher than the traditional method. At present, it has successfully achieved energy saving of 3 / 4 in actual operation. The excellent level means that in the long-term operation process, it can greatly reduce the enterprise's electricity costs, improve energy utilization efficiency, and create greater economic benefits for the enterprise. At the same time, it also conforms to the current environmental protection concept of energy conservation and emission reduction. The vibration absorption rods 1307 are arranged on both sides of the mounting base 1306 of the motor circulation component 13. The mounting base 1306 and the connecting base 1308 are connected by the vibration absorption rods 1307 to form a detachable structure, which effectively reduces the vibration generated by the motor 1301 and the generator 1305 during operation, reduces the noise of the equipment, extends the service life of the equipment, and further improves the stability and reliability of the system. The charging interface 903 arranged on the top cover 902 above the connecting shell 901 of the power supply alternation component 9 facilitates the charging operation of the battery, and the shock-absorbing base 904 above the inner wall provides good buffering protection for the internal electrical components, reduces the impact of external shocks on the equipment, and the design of the cooling component 7 is also very critical.

[0033] The embodiments of this specific implementation are all preferred embodiments of the present application, and are not intended to limit the protection scope of the present application. The same components are represented by the same figure marks. Therefore, any equivalent changes made based on the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A power grid energy storage and energy-saving power supply device, comprising a control cabinet (1) and a power supply alternation component (9), characterized in that: The control cabinet (1) comprises a cabinet body (101), and a sealing door (4) is connected to the side of the cabinet body (101) through a hinge, and a sealing strip (2) for sealing is filled between the sealing door (4) and the cabinet body (101), and a frequency converter (10) is installed on both sides of the inner wall of the cabinet body (101) through bolts, and a voltage regulator (11) is installed below the frequency converter (10), and a charging battery (12) is installed below the voltage regulator (11), and a compensation capacitor (15) is arranged between the voltage regulator (11) and the charging battery (12), and two groups of mounting blocks (8) are arranged on the side of the control cabinet (1), and power supply alternation components (9) are installed on the side of the two groups of mounting blocks (8) away from the control cabinet (1) through bolts, and a cooling component (7) is installed above the mounting blocks (8), and the power supply alternation component (9) comprises a connecting shell (901) and a motor circulation component (13).

2. The power grid energy storage energy-saving power supply equipment according to claim 1, characterized in that: The motor circulation assembly (13) comprises a motor (1301), a rotating mounting ring (1302), a connecting shaft (1303), a coupling (1304) and a generator (1305), wherein the generator (1305) is placed at the output end of the motor (1301), a rotating mounting ring (1302) is installed between the motor (1301) and the generator (1305), a connecting shaft (1303) is installed between two groups of the rotating mounting rings (1302), and a coupling (1304) is installed between two groups of the connecting shafts (1303).

3. The power grid energy storage energy-saving power supply equipment according to claim 2, characterized in that: The motor circulation assembly (13) further comprises a mounting base (1306), a vibration absorbing rod (1307) and a connecting base (1308), and the bottom ends of the motor (1301) and the generator (1305) are both mounted with the mounting base (1306) by means of bolts, and vibration absorbing rods (1307) are provided through both sides of the mounting base (1306), and a connecting base (1308) is mounted below the mounting base (1306), and a detachable structure is formed between the mounting base (1306) and the connecting base (1308) by means of the vibration absorbing rod (1307).

4. The power grid energy storage energy-saving power supply equipment according to claim 1, characterized in that: The power supply alternating component (9) comprises a connecting shell (901), a top cover (902), a charging interface (903) and a shock-absorbing base (904), wherein the top cover (902) is installed above the connecting shell (901) via a hinge, and two groups of charging interfaces (903) are installed at the top of the top cover (902), wherein the charging interfaces (903) are symmetrically placed, and a shock-absorbing base (904) is installed above the inner wall of the connecting shell (901).

5. The power grid energy storage energy-saving power supply equipment according to claim 1, characterized in that: The cooling assembly (7) comprises an outer shell (701), a fan (702) and a heat sink (703), wherein the fan (702) is installed on a side of the outer shell (701) away from the control cabinet (1), and a heat sink (703) for heat dissipation is installed above the inner wall of the outer shell (701).

6. The power grid energy storage energy-saving power supply equipment according to claim 5, characterized in that: The cooling assembly (7) comprises a connecting plate (704) and a circulating air outlet (705), and a detachable structure is formed between the connecting plate (704) and the fan (702) by bolts, and circulating air outlets (705) are provided on both sides of the control cabinet (1). When the cooling assembly (7) dissipates heat, the circulating air outlets (705) are used to draw air from the fan (702) into the control cabinet (1) for air circulation.

7. The power grid energy storage energy-saving power supply equipment according to claim 1, characterized in that: A heat dissipation housing (1001) is provided on the top of the frequency converter (10), a connection port (1002) is installed on the top of the heat dissipation housing (1001), a wire group (1101) is installed on the bottom of the frequency converter (10), and an electrical connection is established between the frequency converter (10) and the charging battery (12) via the wire group (1101).

8. The power grid energy storage energy-saving power supply equipment according to claim 1, characterized in that: An indicator meter (3) is installed on the side of the sealed door (4) away from the cabinet (101), and a human-machine interaction interface (5) is installed below the indicator meter (3), and a compensation capacitor controller (14) is arranged on the side of the human-machine interaction interface (5), and a lock (6) is arranged below the compensation capacitor controller (14).

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