CN116666820B - Heat-dissipation type energy storage lithium battery for large photovoltaic power generation system - Google Patents
Heat-dissipation type energy storage lithium battery for large photovoltaic power generation system Download PDFInfo
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- CN116666820B CN116666820B CN202310746801.1A CN202310746801A CN116666820B CN 116666820 B CN116666820 B CN 116666820B CN 202310746801 A CN202310746801 A CN 202310746801A CN 116666820 B CN116666820 B CN 116666820B
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 27
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 27
- 230000017525 heat dissipation Effects 0.000 title claims abstract description 22
- 238000004146 energy storage Methods 0.000 title claims abstract description 18
- 238000010248 power generation Methods 0.000 title claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 40
- 239000000428 dust Substances 0.000 claims abstract description 19
- 239000011521 glass Substances 0.000 claims abstract description 8
- 230000005540 biological transmission Effects 0.000 claims description 40
- 238000004140 cleaning Methods 0.000 claims description 37
- 239000000843 powder Substances 0.000 claims description 27
- 238000003825 pressing Methods 0.000 claims description 9
- 238000013461 design Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 238000001816 cooling Methods 0.000 description 7
- 230000009471 action Effects 0.000 description 5
- 238000007599 discharging Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012806 monitoring device Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 210000004027 cell Anatomy 0.000 description 1
- 210000005056 cell body Anatomy 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/627—Stationary installations, e.g. power plant buffering or backup power supplies
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6556—Solid parts with flow channel passages or pipes for heat exchange
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6561—Gases
- H01M10/6563—Gases with forced flow, e.g. by blowers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Air-Flow Control Members (AREA)
- Photovoltaic Devices (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model provides a heat-dissipation type energy storage lithium battery for a large photovoltaic power generation system, which comprises a machine body, wherein a machine cavity is formed in the machine body, a lithium battery body is arranged on the bottom wall of the machine cavity, a heat dissipation fan is embedded in one side wall of the machine cavity, a dust screen is embedded in the other side wall of the machine cavity, a heat dissipation mechanism and a fire extinguishing mechanism are arranged in the machine cavity, a glass window is embedded in the front wall of the machine cavity, and a shielding mechanism is arranged on the front wall of the machine cavity. The utility model achieves the double unlocking function of preventing others, and the novel weight drives the swinging plate to swing and then drives the second elastic piece to move upwards for unlocking, so that the utility model has smart design, high linkage and strong unlocking capability of preventing others, and achieves good heat dissipation effect through the heat dissipation mechanism.
Description
Technical Field
The utility model relates to the technical field of lithium batteries, in particular to a heat-dissipation type energy storage lithium battery for a large-scale photovoltaic power generation system.
Background
The utility model discloses a chinese patent of utility model with publication No. CN217159582U, a large-scale lithium battery energy storage system for photovoltaic power generation system is disclosed, including lithium battery energy storage container, lithium battery energy storage container includes box and chamber door, the side of box is provided with the observation window, observation window department slides and is provided with the sliding baffle unit, the lower edge department of the side of window frame is provided with anti-drop unit, through having set up the observation window, the staff has made things convenient for observing the equipment behavior in the box, stopper has been set up on the sliding baffle unit, set up anti-drop unit on the window frame, make slip veneer unit can not drop under the cooperation of stopper and anti-drop unit, upper chute department has set up sensor device, thereby detect whether someone has opened the sliding baffle unit, monitoring device can monitor the equipment behavior in the box at ordinary times, after someone opens the sliding baffle unit, the motor drives the control mount pad and rotates, thereby can make monitoring device rotation direction shoot the people that open the sliding baffle unit outside the window.
However, the above patent needs to open the lock by means of the key to move the sliding baffle unit to observe the situation in the box, and a large amount of heat is generated when the lithium battery in the box works, so that the lithium battery is damaged easily due to untimely heat dissipation.
Disclosure of Invention
Aiming at the technical problems, the utility model aims to provide a heat-dissipation type energy storage lithium battery for a large-scale photovoltaic power generation system, and the utility model adopts the following technical scheme to realize the purpose of solving the technical problems:
the utility model provides a large-scale photovoltaic power generation system is with heat dissipation formula energy storage lithium cell, includes the organism, has seted up the machine chamber in the organism, and the lithium cell body is installed to the machine chamber diapire, and the radiator fan has been inlayed to machine chamber one side wall, and another lateral wall of machine chamber is inlayed and is had the dust screen, is equipped with heat dissipation mechanism and fire extinguishing mechanism in the machine chamber, and the machine chamber antewall is inlayed and is had the glass window, and the machine chamber antewall is equipped with shielding mechanism.
The shielding mechanism comprises a baffle plate, a first sliding rail, a fixed plate, a first elastic piece, a connecting column and a pedal box;
the first slide rail and the first elastic piece are fixedly connected to the front wall of the machine body, the baffle is connected to the first slide rail in a sliding manner, the baffle is connected with the fixed plate through the first elastic piece, the baffle is connected to the first slide rail in a sliding manner, the bottom wall of the baffle is provided with a groove, the inner wall of the groove is connected with the wedge block through the second elastic piece and the top wall of the groove, the connecting column is fixedly connected to the bottom wall of the baffle, the top wall of the connecting column is provided with a limit groove, the lower end of the wedge block extends into the limit groove, the connecting column is provided with a first transmission cavity communicated with the side wall of the connecting column, the top wall of the first transmission cavity is communicated with the bottom wall of the limit groove through a first channel, the inner wall of the first channel is connected with a dowel bar in a sliding manner, the upper end of the dowel bar extends into the limit groove, the lower end of the dowel bar extends into the first transmission cavity, the dowel bar is fixedly connected with a connecting ring, the dowel bar is positioned in the first transmission cavity, the top wall of the first transmission cavity is fixedly connected with a third elastic piece, the pedal box is fixedly connected with the top wall of the first transmission cavity, the second transmission cavity is fixedly connected with the top wall of the first transmission cavity through the second channel and the first transmission cavity, the top wall of the weight-weighting support is fixedly connected with the top wall of the first transmission support, the weight box is fixedly connected with the weight-bearing, and the weight boxes are connected with the weight boxes;
the weighting mechanism comprises a sliding sheet, a connecting wire, a mass block, a fourth elastic piece and a second sliding rail, wherein the mass block is connected with the bottom wall of the sliding sheet through the connecting wire, the sliding sheet is connected to the second sliding rail in a sliding manner, the second sliding rail is fixedly connected to the rear wall of the second transmission cavity, the sliding sheet is connected with the top wall of the second transmission cavity through the fourth elastic piece, and more than three treading mechanisms are arranged on the pedal box;
the pedal mechanism comprises a pedal, a protruding strip, an extension rod, a fifth elastic piece, a pressing piece, a marking ring and a bearing, wherein the pedal is fixedly connected to the upper end of the extension rod, the protruding strip is fixedly connected to the top wall of the pedal, the fifth elastic piece is fixedly connected to the bottom wall of the pedal, the fifth elastic piece is abutted against the top wall of the pedal box, the bearing is inlaid on the top wall of the pedal box, the extension rod is movably connected to the bearing, the extension rod can move up and down and rotate on the bearing, the lower end of the extension rod extends into the second transmission cavity, the pressing piece is fixedly connected to the lower end of the extension rod, and the marking ring is fixedly connected to the top wall of the pedal box.
Advantageously, the top piece is hemispherical.
Advantageously, the bottom wall of the tank is beveled.
The heat dissipation mechanism comprises a motor, a rotating shaft, a worm, a fan blade, a connecting block, a first rotating rod, a second rotating rod, a third rotating rod and a worm wheel, wherein the rotating shaft is fixedly connected to an output shaft of the motor, the worm and the fan blade are fixedly connected to the rotating shaft, the motor is fixedly connected to the connecting block, the rotating shaft is rotationally connected to the connecting block, the connecting block is fixedly connected to the first rotating rod, one end of the first rotating rod is rotationally connected to a rear wall of a machine cavity, the other end of the first rotating rod is rotationally connected to a front wall of the worm wheel, one end of the second rotating rod is rotationally connected to the front wall of the worm wheel, the other end of the second rotating rod is rotationally connected to one end of the third rotating rod, and the other end of the third rotating rod is rotationally connected to the rear wall of the machine cavity.
The fire extinguishing mechanism comprises a thermal expansion piece, a guide plate, a sliding plate, a seventh elastic piece and a powder storage box, wherein the thermal expansion piece is fixedly connected to the top wall of the machine cavity, the guide plate is fixedly connected to the rear wall of the machine cavity, the sliding plate is slidably connected to the side wall of the guide plate, the sliding plate is connected with the top wall of the machine cavity through the seventh elastic piece, the powder storage box is fixedly connected to the bottom wall of the sliding plate, an opening communicated with the inner cavity of the powder storage box is formed in the powder storage box, a film is arranged on the opening, and the inner cavity of the powder storage box is filled with fire extinguishing powder.
Advantageously, the machine body is provided with a cleaning mechanism for cleaning the dust screen.
The cleaning mechanism comprises a rack, a sixth elastic piece, a guide seat, a straight gear, a connecting shaft, a cleaning plate and a cleaning part, wherein the guide seat is fixedly connected to the rear wall of the machine cavity, the rack is slidably connected to the guide seat, the rack is connected with the top wall of the machine cavity through the sixth elastic piece, the straight gear is meshed with the rack, the straight gear is fixedly connected to one end of the connecting shaft, the connecting shaft is rotationally connected to the side wall of the machine cavity, the other end of the connecting shaft extends to the outside of the machine body, the cleaning plate is fixedly connected to the other end of the connecting shaft, the cleaning part is fixedly connected to the cleaning plate, and the cleaning part is abutted against the dust screen.
The utility model has the following beneficial effects:
the device has the advantages that the device does not need to use an external unlocking tool, only needs to rotate two protruding strips and pedals by feet, can release the locking of the baffle and the connecting column by stepping on the corresponding two pedals, is convenient for a user to observe the condition in the machine cavity through the glass window after moving the baffle, is simple in resetting operation, and does not know which pedals should be stepped on and which angles are rotated by others, so that the device has a double unlocking function for preventing others, drives the swinging plate to swing by novel weight and then drives the second elastic piece to move upwards for unlocking, is ingenious in design, has high linkage, and has strong unlocking capability for preventing others;
the motor can drive the fan blades to rotate and reciprocate up and down, so that wind energy generated by the fan blades is blown to multiple directions in the machine cavity, the fluidity of the gas in the machine cavity is improved, heat is accumulated on the cooling fan more quickly and more for discharging, the cooling efficiency and the quality are improved, and the motor can drive the motor to drive the cleaning part to reciprocate to clean the dust screen; whether fire disaster occurs in the machine cavity is automatically detected through the thermal expansion piece, and fire extinguishing powder in the powder storage box is automatically blown to a plurality of directions by the fan blade when the fire disaster occurs, so that the flame is effectively extinguished, economic loss is reduced, and safety is improved.
Drawings
The utility model will be further described with reference to the accompanying drawings, in which embodiments do not constitute any limitation of the utility model, and other drawings can be obtained by one of ordinary skill in the art without inventive effort from the following drawings.
FIG. 1 is a schematic diagram of a heat-dissipating energy-storage lithium battery for a large-scale photovoltaic power generation system according to the present utility model;
FIG. 2 is an enlarged view of the utility model at A in FIG. 1;
FIG. 3 is a schematic view of the internal structure of the body of FIG. 1 according to the present utility model;
FIG. 4 is an enlarged view of the utility model at B in FIG. 3;
fig. 5 is a perspective view of the compact of fig. 4 according to the present utility model.
Reference numerals: 1. a body; 2. a machine cavity; 3. a lithium battery body; 4. a baffle; 5. a glazing; 6. a first slide rail; 7. a fixing plate; 8. a first elastic member; 9. a groove; 10. a second elastic member; 11. wedge blocks; 12. a connecting column; 13. a limit groove; 14. a first channel; 15. a first transmission chamber; 16. a dowel bar; 17. a connecting ring; 18. a third elastic member; 19. a pedal box; 20. a second transmission chamber; 21. a second channel; 22. a support; 23. a swinging plate; 24. a top block; 25. a mass bin; 26. a box cavity; 27. a sliding sheet; 28. a connecting wire; 29. a mass block; 30. a fourth elastic member; 31. a second slide rail; 32. a pedal; 33. a protruding strip; 34. an extension rod; 35. a fifth elastic member; 36. tabletting; 37. an identification ring; 38. a bearing; 39. a heat radiation fan; 40. a dust screen; 41. a motor; 42. a rotating shaft; 43. a worm; 44. a fan blade; 45. a connecting block; 46. a first rotating lever; 47. a second rotating rod; 48. a third rotating rod; 49. a worm wheel; 50. a rack; 51. a sixth elastic member; 52. a guide seat; 53. spur gears; 54. a connecting shaft; 55. a cleaning plate; 56. a cleaning section; 57. a thermal expansion member; 58. a guide plate; 59. a slide plate; 60. a seventh elastic member; 61. a powder storage box; 62. an opening; 63. a film.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element in question must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, connected via an intermediary, or connected by communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
As shown in fig. 1-5, a heat-dissipation type energy storage lithium battery for a large-scale photovoltaic power generation system comprises a machine body 1, wherein a machine cavity 2 is formed in the machine body 1, a lithium battery body 3 is installed on the bottom wall of the machine cavity 2, a heat dissipation fan 39 is embedded in one side wall of the machine cavity 2, a dust screen 40 is embedded in the other side wall of the machine cavity 2, a heat dissipation mechanism and a fire extinguishing mechanism are arranged in the machine cavity 2, a glass window 5 is embedded in the front wall of the machine cavity 2, and a shielding mechanism is arranged on the front wall of the machine cavity 2.
In an alternative embodiment according to the utility model, the shielding mechanism comprises a baffle 4, a first slide rail 6, a fixed plate 7, a first elastic member 8, a connecting post 12 and a tread box 19;
the first slide rail 6 and the first elastic piece 8 are fixedly connected to the front wall of the machine body 1, the baffle 4 is connected to the first slide rail 6 in a sliding way, the baffle 4 is connected with the fixed plate 7 through the first elastic piece 8, the baffle 4 is connected to the first slide rail 6 in a sliding way, the bottom wall of the baffle 4 is provided with a groove 9, the inner wall of the groove 9 is connected with a wedge-shaped block 11 in a sliding way, the wedge-shaped block 11 is connected with the top wall of the groove 9 through a second elastic piece 10, the connecting column 12 is fixedly connected with the bottom wall of the baffle 4, the top wall of the connecting column 12 is provided with a limit groove 13, the lower end of the wedge-shaped block 11 extends into the limit groove 13, the connecting column 12 is provided with a first transmission cavity 15 communicated with the side wall of the connecting column 12, the top wall of the first transmission cavity 15 is communicated with the bottom wall of the limit groove 13 through a first channel 14, the inner wall of the first channel 14 is connected with a dowel bar 16 in a sliding way, the upper end of the dowel bar 16 extends into the limit groove 13, the lower end of the dowel bar 16 extends into the first transmission cavity 15, a connecting ring 17 is fixedly connected to the dowel bar 16, the connecting ring 17 is positioned in the first transmission cavity 15, the connecting ring 17 is connected with the top wall of the first transmission cavity 15 through a third elastic piece 18, a pedal box 19 is fixedly connected with the connecting column 12, a second transmission cavity 20 is arranged in the pedal box 19, the second transmission cavity 20 is communicated with the first transmission cavity 15 through a second channel 21, a support 22 is fixedly connected to the bottom wall of the second transmission cavity 20, a swinging plate 23 is rotatably connected to the support 22, a top block 24 and a mass box 25 are fixedly connected to the top wall of the swinging plate 23, a box cavity 26 is arranged on the mass box 25, and two weighting mechanisms are arranged in the second transmission cavity 20;
the weighting mechanism comprises a sliding sheet 27, a connecting wire 28, a mass block 29, a fourth elastic piece 30 and a second sliding rail 31, wherein the mass block 29 is connected with the bottom wall of the sliding sheet 27 through the connecting wire 28, the sliding sheet 27 is slidably connected with the second sliding rail 31, the second sliding rail 31 is fixedly connected with the rear wall of the second transmission cavity 20, the sliding sheet 27 is connected with the top wall of the second transmission cavity 20 through the fourth elastic piece 30, and more than three stepping mechanisms are arranged on the pedal box 19;
the pedal mechanism comprises a pedal 32, a protruding strip 33, an extension rod 34, a fifth elastic piece 35, a pressing piece 36, a marking ring 37 and a bearing 38, wherein the pedal 32 is fixedly connected to the upper end of the extension rod 34, the protruding strip 33 is fixedly connected to the top wall of the pedal 32, the fifth elastic piece 35 is fixedly connected to the bottom wall of the pedal 32, the fifth elastic piece 35 is propped against the top wall of the pedal box 19, the bearing 38 is inlaid on the top wall of the pedal box 19, the extension rod 34 is movably connected to the bearing 38, the extension rod 34 can move up and down and rotate on the bearing 38, the lower end of the extension rod 34 extends into the second transmission cavity 20, the pressing piece 36 is fixedly connected to the lower end of the extension rod 34, and the marking ring 37 is fixedly connected to the top wall of the pedal box 19.
In an alternative embodiment according to the present utility model, the top piece 24 has a hemispherical shape.
In an alternative embodiment according to the utility model, the bottom wall of the chamber 26 is beveled.
The implementation process comprises the following steps:
the identification ring 37 may be painted with a password number or other password symbol.
When a user needs to observe the condition in the machine cavity 2 through the glass window 5, only the protruding strips 33 above the two mass boxes 25 are required to be rotated by feet, the protruding strips 33 are aligned with the correct codes on the identification ring 37, the two pressing pieces 36 are respectively rotated above the two sliding sheets 27, the two corresponding pedals 32 are pressed down, the pedals 32 overcome the fifth elastic piece 35 to move down, the extension rod 34 and the pressing pieces 36 move down, the pressing pieces 36 push the sliding sheets 27 to move down, the sliding sheets 27 drive the mass blocks 29 to move down, the mass blocks 29 drop to the bottom wall of the box cavity 26, the weight of the mass boxes 25 is increased, the swinging plate 23 rotates clockwise, the jacking blocks 24 move up, the dowel bars 16 push the second elastic pieces 10 move up, the second elastic pieces 10 move up to enter the grooves 9 completely, the user can move the baffle 4 right, observe the condition in the machine cavity 2 through the glass window 5, at this time, the wedge block 11 stretches out of the lower part of the groove 9 under the elastic action of the second elastic element 10, after observation, the baffle plate 4 is loosened, the baffle plate 4 moves left and returns under the elastic action of the first elastic element 8, the inclined surface of the wedge block 11 and the side wall of the connecting column 12 are propped against each other and then move upwards, when the second elastic element 10 moves left to the upper part of the limiting groove 13, the baffle plate 4 stops moving, a user leaves the pedal 32, the pedal 32 returns upwards under the elastic action of the fifth elastic element 35, the mass block 29 is separated from the bottom wall of the box cavity 26, the weight of the mass box 25 becomes small, the swinging plate 23 rotates anticlockwise, the dowel bar 16 and the connecting ring 17 move downwards along with the downward movement of the top block 24 under the elastic action of the third elastic element 18, after the support of the dowel bar 16 is lost by the wedge block 11, the wedge block 11 moves downwards and is inserted into the limiting groove 13 under the elastic action of the second elastic element 10, so that the baffle plate 4 is locked on the connecting column 12, turning the two protruding bars 33 again prevents others from moving the barrier 4.
According to the embodiment, the locking of the baffle 4 and the connecting column 12 can be released by only rotating the two protruding strips 33 and the pedals 32 with feet and then stepping on the corresponding two pedals 32 without using an external unlocking tool, so that a user can conveniently observe the condition in the machine cavity 2 through the glass window 5 after moving the baffle 4, the reset operation is simple, other people do not know which pedals 32 should be stepped on and which pedals 32 are rotated to which angle, the double unlocking function of other people is achieved, the swinging plate 23 is driven by novel weight to swing, then the second elastic piece 10 is driven to move upwards for unlocking, the design is ingenious, the linkage is high, and the unlocking capability of other people is high.
According to an alternative embodiment of the present utility model, the heat dissipation mechanism includes a motor 41, a rotating shaft 42, a worm 43, a fan blade 44, a connecting block 45, a first rotating rod 46, a second rotating rod 47, a third rotating rod 48, and a worm gear 49, wherein the rotating shaft 42 is fixedly connected to an output shaft of the motor 41, the worm 43 and the fan blade 44 are fixedly connected to the rotating shaft 42, the motor 41 is fixedly connected to the connecting block 45, the rotating shaft 42 is rotatably connected to the connecting block 45, the connecting block 45 is fixedly connected to the first rotating rod 46, one end of the first rotating rod 46 is rotatably connected to a rear wall of the machine cavity 2, the other end of the first rotating rod 46 is rotatably connected to a front wall of the worm gear 49, one end of the second rotating rod 47 is rotatably connected to a front wall of the worm gear 49, the other end of the second rotating rod 47 is rotatably connected to one end of the third rotating rod 48, and the other end of the third rotating rod 48 is rotatably connected to a rear wall of the machine cavity 2.
According to an alternative embodiment of the present utility model, the fire extinguishing mechanism includes a thermal expansion member 57, a guide plate 58, a sliding plate 59, a seventh elastic member 60, and a powder storage box 61, where the thermal expansion member 57 is fixedly connected to the top wall of the machine cavity 2, the guide plate 58 is fixedly connected to the rear wall of the machine cavity 2, the sliding plate 59 is slidably connected to the side wall of the guide plate 58, the sliding plate 59 is connected to the top wall of the machine cavity 2 through the seventh elastic member 60, the powder storage box 61 is fixedly connected to the bottom wall of the sliding plate 59, an opening 62 communicating with the inner cavity of the powder storage box 61 is provided on the powder storage box 61, a film 63 is provided on the opening 62, and the inner cavity of the powder storage box 61 is filled with fire extinguishing powder.
In an alternative embodiment according to the present utility model, the machine body 1 is provided with a cleaning mechanism for cleaning the dust screen 40.
According to an alternative embodiment of the present utility model, the cleaning mechanism includes a rack 50, a sixth elastic member 51, a guide holder 52, a spur gear 53, a connecting shaft 54, a cleaning plate 55 and a cleaning portion 56, where the guide holder 52 is fixedly connected to the rear wall of the machine cavity 2, the rack 50 is slidably connected to the guide holder 52, the rack 50 is connected to the top wall of the machine cavity 2 through the sixth elastic member 51, the spur gear 53 is meshed with the rack 50, the spur gear 53 is fixedly connected to one end of the connecting shaft 54, the connecting shaft 54 is rotatably connected to the side wall of the machine cavity 2, the other end of the connecting shaft 54 extends to the outside of the machine body 1, the cleaning plate 55 is fixedly connected to the other end of the connecting shaft 54, the cleaning portion 56 is fixedly connected to the cleaning plate 55, and the cleaning portion 56 abuts against the dust screen 40.
The implementation process comprises the following steps: when the lithium battery body 3 works, a large amount of heat is accumulated in the machine cavity 2, the cooling fan 39 and the motor 41 are started, the output shaft of the motor 41 rotates to drive the rotating shaft 42, the worm 43 and the fan blade 44 to rotate, the worm 43 rotates to drive the worm wheel 49 to rotate, the worm wheel 49 rotates to drive the second rotating rod 47 to rotate, so that the first rotating rod 46 and the connecting block 45 reciprocate, the connecting block 45 drives the fan blade 44 and the motor 41 to reciprocate, wind generated by the fan blade 44 is blown out from a plurality of angles, the gas fluidity in the machine cavity 2 is improved, heat is accumulated on the cooling fan 39 more quickly and more to be discharged, and the temperature in the machine cavity 2 is reduced rapidly.
When the left end of the motor 41 moves upwards, the rack 50 is pushed to overcome the elasticity of the sixth elastic piece 51, and because the rack 50 is meshed with the spur gear 53, the rack 50 moves to drive the spur gear 53 to rotate, so that the connecting shaft 54, the cleaning plate 55 and the cleaning part 56 rotate, the cleaning part 56 cleans the side wall of the dust screen 40, dust impurities on the side wall of the dust screen 40 are prevented from blocking the dust screen 40, the airflow is influenced by the dust screen 40, the radiating effect is influenced, when the left end of the motor 41 moves downwards, the rack 50 moves downwards under the elasticity of the sixth elastic piece 51, the spur gear 53, the connecting shaft 54, the cleaning plate 55 and the cleaning part 56 rotate reversely, the side wall of the dust screen 40 is cleaned again, the dust screen 40 is cleaned in a reciprocating manner, and the cleaning part 56 can be set as bristles.
When fire occurs in the machine cavity 2, the temperature in the machine cavity 2 is rapidly increased, the thermal expansion piece 57 is heated and expands, the thermal expansion piece 57 pushes the sliding plate 59 to move downwards, so that the powder storage box 61 and the film 63 move downwards, at the moment, when the fan blades 44 move upwards to be in contact with the film 63, the film 63 is cut by the rotation of the fan blades 44, fire extinguishing powder in the powder storage box 61 falls onto the fan blades 44 through the openings 62, and the fan blades 44 blow the fire extinguishing powder to multiple directions in the machine cavity 2, so that the fire is effectively extinguished.
The motor 41 can be selected from three-phase asynchronous motor YLJW71-1/4.
In the embodiment, the fan blade 44 can be driven to rotate and reciprocate up and down through one motor 41, so that wind generated by the fan blade 44 can be blown to a plurality of directions in the machine cavity 2, the fluidity of the gas in the machine cavity 2 is improved, the heat is gathered on the cooling fan 39 more quickly and more for discharging, the cooling efficiency and the cooling quality are improved, and the motor 41 can also drive the motor 41 to drive the cleaning part 56 to reciprocate to clean the dust screen 40; whether fire occurs in the machine cavity 2 or not is automatically detected through the thermal expansion piece 57, and fire extinguishing powder in the powder storage box 61 is automatically blown to a plurality of directions by the fan blades 44 when the fire occurs, so that the flame is effectively extinguished, economic loss is reduced, and safety is improved.
The components, modules, mechanisms and devices of the utility model, which do not describe the structure in detail, are all common standard components or components known to those skilled in the art, and the structure and principle thereof are all known to those skilled in the art through technical manuals or through routine experimental methods.
Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the scope of the present utility model, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made to the technical solution of the present utility model without departing from the spirit and scope of the technical solution of the present utility model.
Claims (7)
1. The heat-dissipation type energy storage lithium battery for the large photovoltaic power generation system is characterized by comprising a machine body (1), wherein a machine cavity (2) is formed in the machine body (1), a lithium battery body (3) is arranged on the bottom wall of the machine cavity (2), a heat dissipation fan (39) is embedded in one side wall of the machine cavity (2), a dust screen (40) is embedded in the other side wall of the machine cavity (2), a heat dissipation mechanism and a fire extinguishing mechanism are arranged in the machine cavity (2), a glass window (5) is embedded in the front wall of the machine cavity (2), and a shielding mechanism is arranged on the front wall of the machine cavity (2);
the shielding mechanism comprises a baffle plate (4), a first sliding rail (6), a fixed plate (7), a first elastic piece (8), a connecting column (12) and a pedal box (19);
the first slide rail (6) and the first elastic piece (8) are fixedly connected to the front wall of the machine body (1), the baffle (4) is connected to the first slide rail (6) in a sliding way, the baffle (4) is connected to the first slide rail (6) through the first elastic piece (8) and the fixed plate (7), the baffle (4) is connected to the first slide rail (6) in a sliding way, the bottom wall of the baffle (4) is provided with the groove (9), the inner wall of the groove (9) is connected with the wedge-shaped block (11) in a sliding way, the wedge-shaped block (11) is connected with the top wall of the groove (9) through the second elastic piece (10), the connecting column (12) is fixedly connected to the bottom wall of the baffle (4), the top wall of the connecting column (12) is provided with the limit groove (13), the lower end of the wedge-shaped block (11) extends into the limit groove (13), the first transmission cavity (15) communicated with the side wall of the connecting column (12) is arranged on the connecting column (12), the top wall of the first transmission cavity (15) is communicated with the bottom wall of the limit groove (13) through the first channel (14), the inner wall of the first channel (14) is connected with the dowel bar (16) in a sliding way, the upper end of the dowel bar (16) extends to the upper end of the dowel bar (16) to the upper end (16) and is fixedly connected to the upper end of the dowel bar (17) in the transmission cavity (17), the connecting ring (17) is connected with the top wall of the first transmission cavity (15) through a third elastic piece (18), the pedal box (19) is fixedly connected with the connecting column (12), a second transmission cavity (20) is formed in the pedal box (19), the second transmission cavity (20) is communicated with the first transmission cavity (15) through a second channel (21), a support (22) is fixedly connected with the bottom wall of the second transmission cavity (20), a swinging plate (23) is rotationally connected on the support (22), a top wall of the swinging plate (23) is fixedly connected with a top block (24) and a quality box (25), a box cavity (26) is formed in the quality box (25), and two weighting mechanisms are arranged in the second transmission cavity (20);
the weighting mechanism comprises a sliding sheet (27), a connecting wire (28), a mass block (29), a fourth elastic piece (30) and a second sliding rail (31), wherein the mass block (29) is connected with the bottom wall of the sliding sheet (27) through the connecting wire (28), the sliding sheet (27) is slidably connected to the second sliding rail (31), the second sliding rail (31) is fixedly connected to the rear wall of the second transmission cavity (20), the sliding sheet (27) is connected with the top wall of the second transmission cavity (20) through the fourth elastic piece (30), and more than three stepping mechanisms are arranged on the pedal box (19);
the pedal mechanism comprises a pedal (32), a protruding strip (33), an extension rod (34), a fifth elastic piece (35), a pressing piece (36), a marking ring (37) and a bearing (38), wherein the pedal (32) is fixedly connected to the upper end of the extension rod (34), the protruding strip (33) is fixedly connected to the top wall of the pedal (32), the fifth elastic piece (35) is fixedly connected to the bottom wall of the pedal (32), the fifth elastic piece (35) is abutted against the top wall of the pedal box (19), the bearing (38) is inlaid on the top wall of the pedal box (19), the extension rod (34) is movably connected to the bearing (38), the extension rod (34) can move up and down and rotate on the bearing (38), the lower end of the extension rod (34) extends into the second transmission cavity (20), the pressing piece (36) is fixedly connected to the lower end of the extension rod (34), and the marking ring (37) is fixedly connected to the top wall of the pedal box (19).
2. The heat-dissipating energy storage lithium battery for a large-scale photovoltaic power generation system according to claim 1, wherein the top block (24) is hemispherical.
3. The heat-dissipating energy storage lithium battery for a large-scale photovoltaic power generation system according to claim 2, wherein the bottom wall of the box cavity (26) is inclined.
4. The heat-dissipating type energy storage lithium battery for the large-sized photovoltaic power generation system according to claim 1, wherein the heat-dissipating mechanism comprises a motor (41), a rotating shaft (42), a worm (43), a fan blade (44), a connecting block (45), a first rotating rod (46), a second rotating rod (47), a third rotating rod (48) and a worm wheel (49), the rotating shaft (42) is fixedly connected to an output shaft of the motor (41), the worm (43) and the fan blade (44) are fixedly connected to the rotating shaft (42), the motor (41) is fixedly connected to the connecting block (45), the rotating shaft (42) is rotatably connected to the connecting block (45), the connecting block (45) is fixedly connected to the first rotating rod (46), one end of the first rotating rod (46) is rotatably connected to a rear wall of the machine cavity (2), the other end of the first rotating rod (46) is rotatably connected to a front wall of the worm wheel (49), one end of the second rotating rod (47) is rotatably connected to the front wall of the second rotating rod (47), the other end of the third rotating rod (48) is rotatably connected to one end of the third rotating rod (48).
5. The heat-dissipation type energy storage lithium battery for the large photovoltaic power generation system according to claim 4, wherein the fire extinguishing mechanism comprises a thermal expansion piece (57), a guide plate (58), a sliding plate (59), a seventh elastic piece (60) and a powder storage box (61), the thermal expansion piece (57) is fixedly connected to the top wall of the machine cavity (2), the guide plate (58) is fixedly connected to the rear wall of the machine cavity (2), the sliding plate (59) is slidably connected to the side wall of the guide plate (58), the sliding plate (59) is connected with the top wall of the machine cavity (2) through the seventh elastic piece (60), the powder storage box (61) is fixedly connected to the bottom wall of the sliding plate (59), an opening (62) communicated with the inner cavity of the powder storage box (61) is formed in the powder storage box (61), a film (63) is arranged on the opening (62), and the inner cavity of the powder storage box (61) is filled with fire extinguishing powder.
6. The heat-dissipating energy-storage lithium battery for a large-scale photovoltaic power generation system according to any one of claims 4 or 5, wherein a cleaning mechanism for cleaning the dust screen (40) is provided on the machine body (1).
7. The heat-dissipation type energy storage lithium battery for a large photovoltaic power generation system according to claim 6, wherein the cleaning mechanism comprises a rack (50), a sixth elastic member (51), a guide seat (52), a spur gear (53), a connecting shaft (54), a cleaning plate (55) and a cleaning part (56), the guide seat (52) is fixedly connected to the rear wall of the machine cavity (2), the rack (50) is slidably connected to the guide seat (52), the rack (50) is connected with the top wall of the machine cavity (2) through the sixth elastic member (51), the spur gear (53) is meshed with the rack (50), the spur gear (53) is fixedly connected to one end of the connecting shaft (54), the connecting shaft (54) is rotatably connected to the side wall of the machine cavity (2), the other end of the connecting shaft (54) extends to the outside of the machine body (1), the cleaning plate (55) is fixedly connected to the other end of the connecting shaft (54), the cleaning part (56) is fixedly connected to the cleaning plate (55), and the cleaning part (56) is abutted against the dust-proof net (40).
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