Distributed power supply with protection mechanism

Abstract

A distributed power supply with a protection mechanism disclosed by the present invention comprises a power supply module, the power supply module is electrically connected with a storage battery assembly, the power supply module is embedded and fixed on a cabinet door of a cabinet body, the storage battery assembly is screwed in the cabinet body, a positioning seat is fixedly installed at the bottom of the cabinet body, and a cooling fan is fixedly installed on the positioning seat. The air inlet of the cooling fan is provided with an air inlet adjusting assembly, the air inlet of the air inlet adjusting assembly is provided with an air inlet pipe, and the cabinet body is internally provided with an electric shock protection module. The invention discloses a distributed power supply with a protection mechanism. The air inlet flow of the cooling fan is adjusted; in cold weather, the air inlet amount can be increased to maintain the heat dissipation effect in the cabinet body, and in cold weather, the air inlet amount can be reduced to maintain the temperature in the cabinet body. The efficiency of the fan can be improved, and the fan can dissipate heat or ventilate more effectively.

Description

Technical Field

[0001] The present invention relates to the field of distributed power supply, in particular to a distributed power supply with a protection mechanism. Background Art

[0002] Distributed at the user end, connected to the power grid of 35kV and below, and mainly consumed locally; including solar energy, natural gas, biomass energy, wind energy, hydropower, hydrogen energy, geothermal energy, ocean energy, comprehensive resource utilization power generation (including coal mine gas power generation) and energy storage; Distributed power devices refer to small modular, environmentally compatible independent power sources with power ranging from several kilowatts to 50 MW. These power sources are owned by power departments, power users or third parties to meet the specific requirements of power systems and users, such as peak load regulation, power supply to remote users or commercial and residential areas, saving power transmission and transformation investment, and improving power supply reliability. At present, when the energy storage device in the distributed power source is in use, the temperature of the components in the energy storage device may rise due to external factors, and the heat dissipation efficiency of the energy storage device to the components is poor, which may cause the components to wear or be damaged due to the increase in temperature, thereby affecting the use effect of the distributed power source. Summary of the invention

[0003] In order to fill the gap in the market, the present invention provides a distributed power supply with a protection mechanism.

[0004] The object of the present invention is to provide a distributed power supply with a protection mechanism to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a distributed power supply with a protection mechanism, comprising a power module, the power module is electrically connected to a battery assembly, and the power module is embedded and fixed on a cabinet door of a cabinet, while the battery assembly is screwed inside the cabinet, and a positioning seat is fixedly installed at the bottom of the cabinet, a cooling fan is fixedly installed on the positioning seat, and an air inlet adjustment assembly is installed at the air inlet of the cooling fan, while an air inlet duct is installed at the air inlet of the air inlet adjustment assembly, and an electric shock protection module is installed inside the cabinet; the electric shock protection module consists of a copper bus, a fixing bolt, a wire, a surge protector, a connection seat and a grounding plug connection ring, and the copper bus is screwed and fixed inside the cabinet, while the copper bus is screwed with a wire through a fixing bolt, and one end of the wire away from the copper bus is connected to the surge protector; the connection seat is welded and fixed at the bottom of the copper bus, and a grounding plug connection ring is installed at the bottom of the connection seat, while the grounding plug connection ring is electrically connected to the grounding plug; a controller and a temperature sensor are respectively installed on the inner wall of the cabinet; The air intake volume adjustment component consists of a shell, a driving motor, a driving gear, a driving column, a driving disk, a rack, a driving port, a first air baffle, a second air baffle, a third air baffle, a fourth air baffle, a fifth air baffle, an air intake disk, a guide port, a connecting shaft and an air intake channel, and the ends of the first air baffle, the second air baffle, the third air baffle, the fourth air baffle and the fifth air baffle are all installed with connecting shafts, and the first air baffle, the second air baffle, the third air baffle, the fourth air baffle and the fifth air baffle are all movably connected to the air intake disk through the connecting shafts at the ends, and the surfaces of the five groups of air baffles are all covered with the driving disk, the outer side of the driving disk is fixedly installed with a rack, the driving motor is installed inside the shell, and the output shaft of the driving motor is fixed to the rotating shaft of the driving gear.

[0006] Furthermore, the surge protectors are evenly arranged in three groups inside the cabinet, and the three groups of surge protectors are electrically connected to the copper busbar through wires, and a plurality of groups of through holes are evenly opened on the copper busbar.

[0007] Furthermore, the connection seat is a "U"-shaped structure made of metal material, and the grounding solder connection ring at the bottom of the connection seat is arranged in a circular ring shape.

[0008] Furthermore, the driving disk is a circular ring structure made of metal material, and a rack is fixedly installed on the outer side of the driving disk. The rack is arranged in an arc shape, and the rack and the driving disk are concentric circle structures. The size of the rack is adapted to the driving gear, and the rack is meshed with the driving gear.

[0009] Furthermore, five groups of driving columns are evenly fixed on the driving disk, and driving ports are opened on the first wind blocker, the second wind blocker, the third wind blocker, the fourth wind blocker and the fifth wind blocker. At the same time, the driving ports are arranged in an arc shape, and the driving disk drives the first wind blocker, the second wind blocker, the third wind blocker, the fourth wind blocker and the fifth wind blocker to move respectively through the five groups of driving columns and the driving ports.

[0010] Furthermore, connecting shafts are installed on the first wind baffle, the second wind baffle, the third wind baffle, the fourth wind baffle and the fifth wind baffle, and the first wind baffle, the second wind baffle, the third wind baffle, the fourth wind baffle and the fifth wind baffle are movably arranged on the surface of the air inlet disk through the connecting shafts.

[0011] Furthermore, the inner wall of the air inlet disk is fixedly connected to the air inlet duct, and the air inlet flow of the air inlet duct is blocked and adjusted by the first air blocker, the second air blocker, the third air blocker, the fourth air blocker and the fifth air blocker, and the five groups of air blocks are centrally symmetrical structures about the center of the air inlet disk.

[0012] Furthermore, the first wind blocker, the second wind blocker, the third wind blocker, the fourth wind blocker and the fifth wind blocker are all fan-shaped structures, and the first wind blocker, the second wind blocker, the third wind blocker, the fourth wind blocker and the fifth wind blocker are rotating structures with the connecting shaft as the center.

[0013] Furthermore, five groups of guide openings are evenly arranged on the surface of the air inlet disc, and the guide openings are arranged in an arc shape. At the same time, the guide openings are adapted to the size of the driving column, and the driving column is slidably arranged inside the guide openings.

[0014] Furthermore, the first wind baffle, the second wind baffle, the third wind baffle, the fourth wind baffle and the fifth wind baffle are arranged in a plum blossom shape after being unfolded, and the air intake flow rate of the air inlet duct is the largest when the first wind baffle, the second wind baffle, the third wind baffle, the fourth wind baffle and the fifth wind baffle are unfolded; the air intake flow rate of the air inlet duct is the smallest when the first wind baffle, the second wind baffle, the third wind baffle, the fourth wind baffle and the fifth wind baffle are retracted.

[0015] Compared with the prior art, the present invention has the following beneficial effects: 1. The working mode of the lightning protection connection component is: the lightning protection connection component is an electric shock protection module, and the copper busbar is grounded to three groups of surge protectors through three groups of wires; the surge protector is a lightning arrester, which effectively prevents electrical appliances from being struck by lightning and can protect the circuit; 2. By adjusting the air flow rate of the cooling fan; the air intake can be increased to maintain the cooling effect inside the cabinet, and in cold weather, the air intake can be reduced to maintain the temperature inside the cabinet; by adjusting the air intake, unnecessary energy waste can be reduced; when the maximum air intake is not required, it can be reduced to save electricity; by adjusting the air intake, this situation can be avoided, thereby protecting the life of the equipment; the efficiency of the fan can be improved, making it more effective in dissipating heat or ventilation. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a front view schematic diagram of the structure of the present invention; Figure 2 This is a schematic diagram of the structure of the air inlet volume regulating component of the present invention; Figure 3 It is a schematic diagram of the connection structure of five groups of wind-blocking sheets of the structure of the present invention; Figure 4 This is an appearance diagram of five groups of wind-blocking sheets of the structure of the present invention; Figure 5 A schematic diagram of an air inlet disk of the structure of the present invention; Figure 6 A three-dimensional diagram of the air inlet disk of the structure of the present invention; Figure 7 It is a schematic diagram of the cross-sectional structure of five groups of wind-blocking sheets of the structure of the present invention; Figure 8 This is an unfolded appearance diagram of five groups of wind blocking sheets of the structure of the present invention.

[0017] In the figure: 1. cabinet; 2. power module; 3. controller; 4. temperature sensor; 5. battery assembly; 6. positioning seat; 7. cooling fan; 8. air inlet pipe; 9. air inlet volume adjustment assembly; 90. housing; 91. drive motor; 92. driving gear; 93. drive column; 94. drive plate; 941. rack; 95. drive port; 96. first air baffle; 961. second air baffle; 962. third air baffle; 963. fourth air baffle; 964. fifth air baffle; 97. air inlet plate; 971. guide port; 98. connecting shaft; 99. air inlet channel; 10. electric shock protection module; 101. copper busbar; 102. fixing bolt; 103. wire; 104. surge protector; 105. connecting seat; 106. grounding plug connecting ring. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0019] Specific implementation method 1: Please refer to Figure 1-8 The present invention provides a technical solution: a distributed power supply with a protection mechanism, including a power module 2, the power module 2 is electrically connected to a battery assembly 5, and the power module 2 is embedded and fixed on the cabinet door of a cabinet 1, and the battery assembly 5 is screwed inside the cabinet 1, and a positioning seat 6 is fixedly installed at the bottom of the cabinet 1, and a cooling fan 7 is fixedly installed on the positioning seat 6, and an air inlet adjustment component 9 is installed at the air inlet of the cooling fan 7, and an air inlet pipe 8 is installed at the air inlet of the air inlet adjustment component 9, and an electric shock protection module 10 is installed inside the cabinet 1; the electric shock protection module 10 is composed of a copper bus 101, a solid The copper busbar 101 is screwed and fixed inside the cabinet 1, and the wire 103 is screwed on the copper busbar 101 through the fixing bolt 102, and the end of the wire 103 away from the copper busbar 101 is connected to the surge protector 104; the connection seat 105 is welded and fixed at the bottom of the copper busbar 101, and the grounding solder connection ring 106 is installed at the bottom of the connection seat 105, and the grounding solder connection ring 106 is electrically connected to the grounding solder; the controller 3 and the temperature sensor 4 are respectively installed on the inner wall of the cabinet 1; The air intake volume adjustment component 9 is composed of a housing 90, a driving motor 91, a driving gear 92, a driving column 93, a driving disc 94, a rack 941, a driving port 95, a first air blocker 96, a second air blocker 961, a third air blocker 962, a fourth air blocker 963, a fifth air blocker 964, an air intake disc 97, a guide port 971, a connecting shaft 98 and an air intake channel 99, and the first air blocker 96, the second air blocker 961, the third air blocker 962, the fourth air blocker 963 and the fifth air blocker 964 are The first air baffle 96, the second air baffle 961, the third air baffle 962, the fourth air baffle 963 and the fifth air baffle 964 are all movably connected to the air inlet disk 97 through the connecting shaft 98 at the end, and the surfaces of the five groups of air baffles are covered with the driving disk 94, the outer side of the driving disk 94 is fixedly installed with a rack 941, the inside of the housing 90 is installed with a driving motor 91, and the output shaft of the driving motor 91 is fixed to the rotating shaft of the driving gear 92.

[0020] Working principle: Two sets of protection components are installed inside this distributed power supply: lightning protection power connection component and heat dissipation protection component; The working mode of the lightning protection connection component is as follows: the lightning protection connection component is an electric shock protection module 10, and the copper bus 101 is grounded to three groups of surge protectors 104 through three groups of wires 103 respectively; the surge protector 104 is a lightning arrester, which effectively prevents the electrical appliance from being struck by lightning and can protect the circuit; The working mode of the heat dissipation protection component is: start the external switch of the heat dissipation fan 7, the heat dissipation fan 7 can ventilate and dissipate heat inside the cabinet 1, and the gas inside the cabinet 1 can be discharged from the air holes on the side wall of the cabinet 1; The air intake of the cooling fan 7 can be adjusted by the air intake adjustment component 9. By adjusting the air intake of the cooling fan 7, the cooling effect inside the cabinet 1 can be adjusted. In winter, the air intake of the cooling fan 7 can be adjusted to the minimum, or even turned off. In summer, the air intake of the cooling fan 7 can be adjusted to the maximum, and the cooling effect on the interior of the cabinet 1 can be achieved by increasing the air intake of the cooling fan 7 .

[0021] Specific implementation method 2: This implementation method is a further limitation of specific implementation method 1. The surge protectors 104 are evenly arranged in three groups inside the cabinet 1, and the three groups of surge protectors 104 are electrically connected to the copper bus 101 through the wires 103. The copper bus 101 is evenly provided with multiple groups of through holes.

[0022] like Figure 1As shown: the three groups of surge protectors 104 are electrically connected to the copper bus 101 through the wire 103; the three groups of surge protectors 104 can perform lightning protection on the cabinet 1 synchronously, and are powered through the copper bus 101 to perform lightning protection and grounding on the cabinet 1.

[0023] Specific implementation method three: This implementation method is a further limitation of specific implementation method one. The connection seat 105 is a "U"-shaped structure made of metal material, and the ground solder connection ring 106 at the bottom of the connection seat 105 is arranged in a circular ring shape.

[0024] When the power plug is plugged into the ground, the wires installed on the plug are installed on the connecting ring 106. The current on the cabinet 1 is introduced into the ground through the power plug, so that the cabinet 1 is grounded for protection.

[0025] Specific implementation method four: This implementation method is a further limitation of specific implementation method one. The driving disk 94 is a circular ring structure made of metal material, and a rack 941 is fixedly installed on the outer side of the driving disk 94. At the same time, the rack 941 is arranged in an arc shape, and the rack 941 and the driving disk 94 are concentric circle structures. The size of the rack 941 is adapted to the driving gear 92, and the rack 941 is meshed and connected with the driving gear 92.

[0026] like Figure 1-8 As shown: the setting of the air volume regulating component 9 can adjust the air inlet area of ​​the air inlet pipe 8, and the air inlet volume of the cooling fan 7 can be adjusted by adjusting the air inlet area of ​​the air inlet pipe 8.

[0027] Specific implementation mode five: This implementation mode is a further limitation of specific implementation mode one, and five groups of driving columns 93 are evenly fixedly installed on the driving disk 94, and driving openings 95 are provided on the first wind baffle 96, the second wind baffle 961, the third wind baffle 962, the fourth wind baffle 963 and the fifth wind baffle 964, and the driving openings 95 are arc-shaped, and the driving disk 94 drives the first wind baffle 96, the second wind baffle 961, the third wind baffle 962, the fourth wind baffle 963 and the fifth wind baffle 964 to move respectively through the five groups of driving columns 93 and the driving openings 95.

[0028] like Figure 1-8 As shown: the first wind blocker 96, the second wind blocker 961, the third wind blocker 962, the fourth wind blocker 963 and the fifth wind blocker 964 are rotating structures with the connecting shaft 98 as the center of the circle, and the five groups of wind blockers are driven by the rotating air inlet disk 97; The air inlet plate 97 rotates and drives the driving column 93 to rotate, so that the driving column 93 interferes with the driving port 95, so that the five groups of driving ports 95 respectively drive the five groups of wind blocking plates to be driven synchronously.

[0029] Specific embodiment six: This embodiment is a further limitation of specific embodiment five, and a connecting shaft 98 is installed on the first wind baffle 96, the second wind baffle 961, the third wind baffle 962, the fourth wind baffle 963 and the fifth wind baffle 964, and the first wind baffle 96, the second wind baffle 961, the third wind baffle 962, the fourth wind baffle 963 and the fifth wind baffle 964 are all movably arranged on the surface of the air inlet disk 97 through the connecting shaft 98.

[0030] Specific implementation method seven: This implementation method is a further limitation of specific implementation method six. The inner wall of the air inlet disk 97 is fixedly connected to the air inlet duct 8, and the air inlet flow of the air inlet duct 8 is blocked and adjusted by the first air blocker 96, the second air blocker 961, the third air blocker 962, the fourth air blocker 963 and the fifth air blocker 964. At the same time, the five groups of air blocks are centrally symmetrical structures about the center of the air inlet disk 97.

[0031] The air flow rate of the air inlet pipe 8 is blocked and adjusted by the first air blocking piece 96, the second air blocking piece 961, the third air blocking piece 962, the fourth air blocking piece 963 and the fifth air blocking piece 964; When the five sets of wind-blocking plates are fully deployed, Figure 7 When the air inlet pipe 8 is in the state of maximum flow, it is suitable for hot use environment; When the five groups of wind-blocking sheets have completed their contraction, Figure 4 When the air inlet pipe 8 is in the state of being on, the flow rate is the smallest; it is suitable for use in an environment with low temperature.

[0032] Specific embodiment eight: This embodiment is a further limitation of specific embodiment one, wherein the first wind baffle 96, the second wind baffle 961, the third wind baffle 962, the fourth wind baffle 963 and the fifth wind baffle 964 are all fan-shaped structures, and the first wind baffle 96, the second wind baffle 961, the third wind baffle 962, the fourth wind baffle 963 and the fifth wind baffle 964 are rotating structures with the connecting shaft 98 as the center.

[0033] When the driving disk 94 rotates, the five groups of driving columns 93 thereon are all slidably set inside the guide opening 971 opened on the air inlet disk 97, which can limit and guide the driving disk 94 during movement and prevent the driving disk 94 from eccentric movement.

[0034] Specific embodiment nine: This embodiment is a further limitation of specific embodiment one. Five groups of guide openings 971 are evenly arranged on the surface of the air inlet plate 97, and the guide openings 971 are arc-shaped. At the same time, the guide openings 971 are adapted to the size of the driving column 93, and the driving column 93 is slidably set inside the guide openings 971.

[0035] Specific embodiment ten: This embodiment is a further limitation of specific embodiment one, and the first wind baffle 96, the second wind baffle 961, the third wind baffle 962, the fourth wind baffle 963 and the fifth wind baffle 964 are arranged in a plum blossom shape after being unfolded, and the air intake flow of the air inlet duct 8 is the largest when the first wind baffle 96, the second wind baffle 961, the third wind baffle 962, the fourth wind baffle 963 and the fifth wind baffle 964 are unfolded; the air intake flow of the air inlet duct 8 is the smallest when the first wind baffle 96, the second wind baffle 961, the third wind baffle 962, the fourth wind baffle 963 and the fifth wind baffle 964 are retracted.

[0036] By adjusting the air flow rate of the cooling fan 7, the air flow rate can be increased to maintain the cooling effect inside the cabinet 1, and in cold weather, the air flow rate can be reduced to maintain the temperature inside the cabinet 1.

[0037] By adjusting the air intake, unnecessary energy waste can be reduced; when the maximum air intake is not required, it can be lowered to save electricity.

[0038] By adjusting the air intake, this situation can be avoided, thereby protecting the life of the equipment; the efficiency of the fan can be improved, making it more effective in dissipating heat or ventilating.

[0039] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A distributed power supply with a protection mechanism, comprising a power module (2), characterized in that: The power module (2) is electrically connected to the battery assembly (5), and the power module (2) is embedded and fixed on the cabinet door of the cabinet (1), while the battery assembly (5) is screwed inside the cabinet (1), and a positioning seat (6) is fixedly installed at the bottom of the cabinet (1), a cooling fan (7) is fixedly installed on the positioning seat (6), and an air inlet adjustment component (9) is installed at the air inlet of the cooling fan (7), and an air inlet pipe (8) is installed at the air inlet of the air inlet adjustment component (9), and an electric shock protection module (10) is installed inside the cabinet (1); the electric shock protection module (10) is composed of a copper busbar (101), a fixing bolt (102), a wire (103), a surge protector (104), and a heat sink (105). A surge protector (104), a connection seat (105) and a grounding solder connection ring (106), and the copper busbar (101) is screwed and fixed inside the cabinet (1), and a wire (103) is screwed on the copper busbar (101) through a fixing bolt (102), and the end of the wire (103) away from the copper busbar (101) is connected to the surge protector (104); the connection seat (105) is welded and fixed at the bottom of the copper busbar (101), and the grounding solder connection ring (106) is installed at the bottom of the connection seat (105), and the grounding solder connection ring (106) is electrically connected to the grounding solder; a controller (3) and a temperature sensor (4) are respectively installed on the inner wall of the cabinet (1); The air intake volume adjustment component (9) is composed of a housing (90), a driving motor (91), a driving gear (92), a driving column (93), a driving disk (94), a rack (941), a driving port (95), a first air baffle (96), a second air baffle (961), a third air baffle (962), a fourth air baffle (963), a fifth air baffle (964), an air intake disk (97), a guide port (971), a connecting shaft (98) and an air intake channel (99), wherein the first air baffle (96), the second air baffle (961), the third air baffle (962), the fourth air baffle (963) and the fifth air baffle are connected to each other. The ends of the wind blades (964) are all installed with connecting shafts (98), and the first wind baffle (96), the second wind baffle (961), the third wind baffle (962), the fourth wind baffle (963) and the fifth wind baffle (964) are all movably connected to the air inlet disk (97) through the connecting shafts (98) at the ends, and the surfaces of the five groups of wind baffles are all covered with the driving disk (94), the outer side of the driving disk (94) is fixedly installed with a rack (941), and the inside of the housing (90) is installed with a driving motor (91), and the output shaft of the driving motor (91) is fixed to the rotating shaft of the driving gear (92).

2. A distributed power supply with a protection mechanism according to claim 1, characterized in that: The surge protectors (104) are evenly arranged in three groups inside the cabinet (1), and the three groups of surge protectors (104) are electrically connected to the copper busbar (101) via the wires (103), and the copper busbar (101) is evenly provided with a plurality of groups of through holes.

3. A distributed power supply with a protection mechanism according to claim 1, characterized in that: The connection seat (105) is a "U"-shaped structure made of metal material, and the grounding solder connection ring (106) at the bottom of the connection seat (105) is arranged in a circular ring shape.

4. A distributed power supply with a protection mechanism according to claim 1, characterized in that: The driving disk (94) is a circular ring structure made of metal material, and a rack (941) is fixedly mounted on the outer side of the driving disk (94), the rack (941) is arranged in an arc shape, and the rack (941) and the driving disk (94) are concentric circle structures, the rack (941) and the driving gear (92) are matched in size, and the rack (941) and the driving gear (92) are meshed and connected.

5. A distributed power supply with a protection mechanism according to claim 1, characterized in that: Five groups of driving columns (93) are evenly fixedly mounted on the driving disk (94), and driving openings (95) are provided on the first wind blocking piece (96), the second wind blocking piece (961), the third wind blocking piece (962), the fourth wind blocking piece (963) and the fifth wind blocking piece (964), and the driving openings (95) are arranged in an arc shape. The driving disk (94) drives the first wind blocking piece (96), the second wind blocking piece (961), the third wind blocking piece (962), the fourth wind blocking piece (963) and the fifth wind blocking piece (964) to move respectively through the five groups of driving columns (93) and the driving openings (95).

6. A distributed power supply with a protection mechanism according to claim 5, characterized in that: The first wind baffle (96), the second wind baffle (961), the third wind baffle (962), the fourth wind baffle (963) and the fifth wind baffle (964) are all installed with a connecting shaft (98), and the first wind baffle (96), the second wind baffle (961), the third wind baffle (962), the fourth wind baffle (963) and the fifth wind baffle (964) are all movably arranged on the surface of the air inlet disk (97) via the connecting shaft (98).

7. A distributed power supply with a protection mechanism according to claim 6, characterized in that: The inner wall of the air inlet disk (97) is fixedly connected to the air inlet pipe (8), and the air inlet flow of the air inlet pipe (8) is blocked and adjusted by a first air blocker (96), a second air blocker (961), a third air blocker (962), a fourth air blocker (963) and a fifth air blocker (964), and the five groups of air blockers are centrally symmetrical structures about the center of the air inlet disk (97).

8. A distributed power supply with a protection mechanism according to claim 1, characterized in that: The first wind baffle (96), the second wind baffle (961), the third wind baffle (962), the fourth wind baffle (963) and the fifth wind baffle (964) are all fan-shaped structures, and the first wind baffle (96), the second wind baffle (961), the third wind baffle (962), the fourth wind baffle (963) and the fifth wind baffle (964) are rotating structures with the connecting shaft (98) as the center of the circle.

9. A distributed power supply with a protection mechanism according to claim 1, characterized in that: The surface of the air inlet plate (97) is evenly provided with five groups of guide openings (971), and the guide openings (971) are arranged in an arc shape. The guide openings (971) are adapted to the size of the driving column (93), and the driving column (93) is slidably arranged inside the guide openings (971).

10. A distributed power supply with a protection mechanism according to claim 1, characterized in that: The first wind baffle (96), the second wind baffle (961), the third wind baffle (962), the fourth wind baffle (963) and the fifth wind baffle (964) are arranged in a plum blossom shape after being unfolded, and the air flow rate of the air inlet pipe (8) is the largest when the first wind baffle (96), the second wind baffle (961), the third wind baffle (962), the fourth wind baffle (963) and the fifth wind baffle (964) are unfolded; and the air flow rate of the air inlet pipe (8) is the smallest when the first wind baffle (96), the second wind baffle (961), the third wind baffle (962), the fourth wind baffle (963) and the fifth wind baffle (964) are retracted.

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