CN112736322A - Lithium battery heat radiation structure - Google Patents
Lithium battery heat radiation structure Download PDFInfo
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- CN112736322A CN112736322A CN202110012454.0A CN202110012454A CN112736322A CN 112736322 A CN112736322 A CN 112736322A CN 202110012454 A CN202110012454 A CN 202110012454A CN 112736322 A CN112736322 A CN 112736322A
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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
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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
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6551—Surfaces specially adapted for heat dissipation or radiation, e.g. fins or coatings
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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
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6554—Rods or plates
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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
- H01M10/65—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
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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
- H01M10/65—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
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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
- H01M10/65—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
- H01M10/6567—Liquids
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- 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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- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Secondary Cells (AREA)
Abstract
The invention provides a lithium battery heat dissipation structure, which belongs to the technical field of lithium batteries and comprises a protection box, wherein a cooling box is embedded at the right end of the protection box, a wind guide pipe is embedded in the cooling box and is arranged in an S-shaped parallel manner, a front cover plate is fixedly connected to the right side of the cooling box, a dust removal filter screen is fixedly connected in the front cover plate, an air exhaust fan is embedded in the right side of the cooling box, and a drying cavity is embedded in the top end of the cooling box. This kind of lithium battery heat radiation structure is provided with the guide duct, cavity wind channel and interior wind chamber, utilize the inspiratory external gas of air exhaust fan to get into the guide duct, gas breaks through one-way pneumatic valve in the effect of pressure intensity afterwards and gets into and form independent small bubble in the coolant liquid converges, and because air density reason, the bubble upwards flows and forms gas-liquid separation with the coolant liquid, gas after the separation gets into in the flow pipe at top, make external gas produce the cooling effect by the parcel at the coolant liquid, thereby make gas cool down the lithium cell with lower temperature.
Description
Technical Field
The invention relates to the technical field of lithium batteries, in particular to a heat dissipation structure.
Background
Lithium batteries are a type of battery using a nonaqueous electrolyte solution using lithium metal or a lithium alloy as a positive/negative electrode material, and can be roughly classified into two types: lithium metal batteries and lithium ion batteries, the lithium ion batteries do not contain metallic lithium and can be charged, the fifth generation product of rechargeable batteries, namely the lithium metal batteries, is produced in 1996, and the safety, specific capacity, self-discharge rate and cost performance ratio of the rechargeable batteries are superior to those of the lithium ion batteries;
the lithium battery with the heat dissipation structure comprises a lithium battery body, an upper heat dissipation plate, a lower heat dissipation plate and a control device, wherein a temperature sensor is arranged on the side face of the lithium battery body, a plurality of heat dissipation devices are arranged on the top face of the upper heat dissipation plate, each heat dissipation device comprises a shell covering the upper heat dissipation plate and two partition plates longitudinally arranged in the shell, a cavity formed by the shell and the upper heat dissipation plate is divided into a cold cavity, a first hot cavity and a second hot cavity by the partition plates, a refrigeration module is arranged in the cold cavity, the number of through groove groups equal to the number of the heat dissipation devices is arranged on the top face of the lower heat dissipation plate, and the control device controls the refrigeration module to perform intermittent refrigeration if a temperature signal value sent by the temperature sensor is larger than a; this heat abstractor of lithium cell with heat radiation structure provides the cooling for lithium cell body upper portion when, change through the temperature provides power and blows off gas and dispel the heat to the lithium cell body lower part, the radiating effect is good, but utilize gaseous direct measure to the lithium cell body cooling to be favorable to the heat dissipation of lithium cell among this technical scheme, but this technical scheme lacks the structure to the gaseous cooling of external entering, and then gas needs the refrigeration cooling of electric refrigeration module among having led to this technical scheme, in case the situation appears in the electric refrigeration module, thereby gaseous cooling purpose is carried out once more to then unable quick.
Therefore, further research needs to be performed on the basis of the existing heat dissipation structure, and a new heat dissipation structure of the lithium battery is provided.
Disclosure of Invention
The present invention is directed to solve the technical problems of the background art, and provides a heat dissipation structure for a lithium battery.
In order to achieve the purpose, the invention provides the following technical scheme: a lithium battery heat dissipation structure comprises a protection box, wherein a cooling box is embedded at the right end of the protection box, a wind guide pipe is embedded in the cooling box and is arranged in an S-shaped parallel manner, a front cover plate is fixedly connected to the right side of the cooling box, a dust removal filter screen is fixedly connected in the front cover plate, an air exhaust fan is embedded in the right side of the cooling box, a drying cavity is embedded at the top end of the cooling box, a flow cavity is embedded in the cooling box and is arranged, the wind guide pipe is arranged in the flow cavity, cooling liquid is arranged in the flow cavity, flow dividing pipes are embedded in the upper side and the lower side of the flow cavity, a heat conduction plate is embedded in the lower surface of the cooling box, heat dissipation fins are fixedly connected to the lower surface of the heat conduction plate, a central shaft rod is embedded in the center of the, the inner wall of the air guide pipe is rotatably connected with an inner bearing, the inner wall of the inner bearing is connected with the tail end of a transmission fan blade, a flow pipe is embedded in the joint of the inner bearing and the transmission fan blade, the flow pipe is communicated with the inside of the air guide pipe, the front side and the rear side of the inner bearing are fixedly connected with sealing edges, the sealing edges are attached to the air guide pipe, the outer surface of the air guide pipe is rotatably connected with a stirring rod, the left side and the right side of the stirring rod are fixedly connected with connecting rods, a hollow air channel is formed in an opening in the stirring rod and is communicated with the flow pipe, the tail end of the connecting rod is fixedly connected with a stirring plate, hollow air channels are arranged in the stirring plate and the connecting rods, a sliding plate is arranged on the front surface of the stirring plate in a sliding mode, a sliding groove is formed in, swing joint has the haulage rope in the spring shaft, and the haulage rope bottom is connected with the sliding plate top, the inside opening in stirring board top is provided with interior wind chamber, and is to run through the setting between interior wind chamber and the cavity wind channel, interior wind chamber bottom embedding is provided with one-way pneumatic valve, and interior wind chamber is through one-way pneumatic valve and outside and be communicating with each other the setting, the inside opening of sliding plate is provided with and runs through the groove, and runs through the groove and be about the groove about six of upper and lower sets up of lining up, it is connected with the axis of rotation to run through inslot portion rotation, the fixed surface of axis of rotation is.
Further preferred embodiments: the stirring rod rotates around the air guide pipe by 360 degrees and rotates in a surrounding way under the rotation of the transmission fan blades, and the stirring rod and the connecting rod are arranged in an inclined way by 45 degrees.
Further preferred embodiments: the poking plate is arranged in a 360-degree rotating mode around the rotating shaft, the poking plate is integrally arranged in an S shape, and the width of the whole poking plate is 2 times of the width of the penetrating groove.
Further preferred embodiments: the sliding plate is connected with the stirring plate in a sliding mode under the action of centrifugal force, and the sliding plate is reset under the action of the spring shaft and the traction rope after losing the action of the centrifugal force.
Further preferred embodiments: the plane of the driving fan blade is in a trapezoidal arrangement with a large inside and a small outside, and the driving fan blade is obliquely arranged at an angle of 45 degrees relative to the flow direction of the airflow.
Further preferred embodiments: the shunt tubes located below the flow cavity are distributed in a coiled mode, and one ends of the shunt tubes are provided with suction pump machines.
Further preferred embodiments: air in the air guide pipe enters the hollow air duct and the inner air cavity under the extrusion action of air pressure, and the air is extruded to pass through the one-way air valve to enter cooling liquid and is wrapped by the cooling liquid.
Has the advantages that:
1. this kind of lithium battery heat radiation structure is provided with the guide duct, cavity wind channel and interior wind chamber, utilize the inspiratory external gas of air exhaust fan to get into the guide duct, gas breaks through one-way pneumatic valve in the effect of pressure intensity afterwards and gets into and form independent small bubble in the coolant liquid converges, and because air density reason, the bubble upwards flows and forms gas-liquid separation with the coolant liquid, gas after the separation gets into in the flow pipe at top, make external gas produce the cooling effect by the parcel at the coolant liquid, thereby make gas cool down the lithium cell with lower temperature.
2. Be provided with the stirring rod, the gas in the air duct strikes transmission fan under the effect of self velocity of flow and makes it rotate and drive the stirring rod and rotate, and the stirring rod rotates the back and even has its connecting rod and the stirring board that self was equipped with to stir the coolant liquid to make the coolant liquid be located the flow intracavity and flow, the effectual even heat-conduction effect of having guaranteed the coolant liquid, also prevented simultaneously that the bubble from forming the bubble of great volume in the coolant liquid.
3. The stirring plate is provided with a through groove and a stirring plate, when the stirring plate swings, cooling liquid forms rapid flow on the surface of the stirring plate, the cooling liquid simultaneously enters the through groove to impact the stirring plate, the stirring plate passively rotates, the rotating stirring plate stirs the cooling liquid and bubbles in the cooling liquid, and gas forms bubbles in the cooling liquid in a smaller volume.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic side sectional view of the cooling box of the present invention.
Fig. 3 is a schematic cross-sectional view of the air guide duct of the present invention.
Fig. 4 is an enlarged schematic view of a portion a in fig. 3 according to the present invention.
Fig. 5 is a schematic view showing a development structure of the agitating plate of the present invention.
FIG. 6 is a front sectional view of the agitating plate of the present invention.
Fig. 7 is a schematic top sectional view of the sliding plate of the present invention.
In FIGS. 1-7: 1-a protection box; 2-a cooling box; 201-front cover plate; 2011-dust removing filter screen; 202-an air exhaust fan; 203-a drying chamber; 204-a flow chamber; 205-a shunt tube; 206-thermally conductive plate; 2061-heat dissipating fins; 3-a wind guide pipe; 301-driving fan blades; 302-a stirring rod; 3021-a connecting rod; 3022-hollow air duct; 303-stirring the movable plate; 3031-sliding plate; 3032-sliding groove; 3033-a hauling rope; 3034-spring shaft; 3035-inner wind cavity; 3036-one-way air valve; 304-a central shaft; 305-an inner bearing; 3051-a flow tube; 3052-sealing the edges; 306-through slots; 307-rotating shaft; 3071-poke plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, in an embodiment of the present invention, a lithium battery heat dissipation structure includes a protection box 1, a cooling box 2, a front cover plate 201, a dust removal filter screen 2011, an air exhaust fan 202, a drying cavity 203, a flow cavity 204, a shunt tube 205, a heat conduction plate 206, heat dissipation fins 2061, an air guide tube 3, a driving fan blade 301, a stirring rod 302, a connection rod 3021, a hollow air duct 3022, a stirring plate 303, a sliding plate 3031, a sliding groove 3032, a pulling rope 3033, a spring shaft 3034, an inner air cavity 3035, a one-way air valve 3036, a central shaft 304, an inner bearing 305, a flow tube 3051, a sealing edge 2, a through groove 306, a rotation shaft 307, and a stirring plate 3071, the cooling box 2 is embedded at a right end of the protection box 1, the air guide tube 3 is embedded inside the cooling box 2, the air guide tubes 3 are arranged in an S-shaped parallel arrangement, the front cover plate 201 is fixedly connected to, an air exhaust fan 202 is embedded in the right side of the interior of the cooling box 2, a drying cavity 203 is embedded in the top end of the interior of the cooling box 2, a flow cavity 204 is embedded in the interior of the cooling box 2, the air guide pipe 3 is arranged in the flow cavity 204, cooling liquid is arranged in the flow cavity 204, a flow dividing pipe 205 is embedded in each of the upper side and the lower side of the flow cavity 204, a heat conducting plate 206 is embedded in the lower surface of the cooling box 2, heat radiating fins 2061 are fixedly connected to the lower surface of the heat conducting plate 206, a central shaft 304 is embedded in the center of the air guide pipe 3 and rotates, a transmission fan blade 301 is fixedly connected to the outer surface of the central shaft 304, an inner bearing 305 is rotatably connected to the inner wall of the air guide pipe 3, the inner wall of the inner bearing 305 is connected to the tail end of the transmission fan blade 301, a flow pipe 3051 is embedded in the, the sealing edge 3052 is attached to the air guide pipe 3, the outer surface of the air guide pipe 3 is rotatably connected with a stirring rod 302, the left side and the right side of the stirring rod 302 are fixedly connected with connecting rods 3021, an opening in the stirring rod 302 is provided with a hollow air duct 3022, the hollow air duct 3022 is communicated with the flow pipe 3051, the tail end of the connecting rod 3021 is fixedly connected with a stirring plate 303, the stirring plate 303 and the connecting rod 3021 are both internally provided with hollow air ducts 3022, the front surface of the stirring plate 303 is slidably provided with a sliding plate 3031, an opening at the joint of the stirring plate 303 and the sliding plate 3031 is provided with a sliding groove 3032, the top end of the stirring plate 303 is rotatably connected with a spring shaft 3034, a traction rope 3033 is movably connected in the spring shaft 3034, the bottom end of the traction rope 3033 is connected with the top of the sliding plate 3031, an opening in the top end of the stirring plate 303 is provided with an inner air chamber 3035, the, the inner air cavity 3035 is communicated with the outside through a one-way air valve 3036, a through groove 306 is arranged at the opening in the sliding plate 3031, the through groove 306 is arranged in a six-way through mode of left, right, front, back, up and down, a rotating shaft 307 is rotatably connected in the through groove 306, and a poking plate 3071 is fixedly connected to the outer surface of the rotating shaft 307.
In the embodiment of the invention, the stirring rod 302 rotates around the air guide pipe 3 in a 360-degree surrounding manner under the rotation of the driving fan blade 301, and the stirring rod 302 and the connecting rod 3021 are obliquely arranged in a 45-degree manner, the air in the air guide pipe 3 impacts the driving fan blade 301 under the action of the self flow rate to rotate and drive the stirring rod 302 to rotate, and the stirring rod 302 rotates and then carries the connecting rod 3021 and the stirring plate 303 arranged on the stirring rod to stir the cooling liquid, so that the cooling liquid flows in the flow cavity 204, the uniform heat conduction effect of the cooling liquid is effectively ensured, and meanwhile, bubbles with a large volume are prevented from being formed in the cooling liquid.
In the embodiment of the present invention, the stir plate 3071 is rotatably disposed around the rotation shaft 307 by 360 °, the stir plate 3071 is disposed in an S-shape as a whole, and the width of the stir plate 3071 is 2 times of the width of the through groove 306, when the stir plate 303 is shaken, the cooling liquid flows rapidly on the surface of the stir plate, and the cooling liquid simultaneously enters the through groove 306 to impact the stir plate 3071, so that the stir plate 3071 passively rotates, and the rotated stir plate 3071 stirs the cooling liquid and the bubbles in the cooling liquid, so that the gas forms bubbles in the cooling liquid with a smaller volume.
In the embodiment of the invention, the sliding plate 3031 is connected with the stirring plate 303 in a sliding manner under the action of centrifugal force, when the stirring plate 303 swings, centrifugal force is generated due to the rotating speed of the sliding plate 3031, the centrifugal force acts on the sliding plate 3031, so that the sliding plate 3031 is unfolded relative to the stirring plate 303, the stirring plate 303 stirs cooling liquid in a larger area, the sliding plate 3031 is reset under the action of the spring shaft 3034 and the traction rope 3033 after losing the centrifugal force, and the sliding plate 3031 is driven to reset and combine with the stirring plate 303 by utilizing the rebounding and rolling action of the spring shaft 3034 after losing the centrifugal force.
In the embodiment of the present invention, the plane of the driving fan blade 301 is disposed in a trapezoid shape with a large inside and a small outside, so that after the airflow acts on the surface of the driving fan blade 301, the driving fan blade 301 realizes more effective force and force conversion, and the driving fan blade 301 is disposed in an inclined manner at an angle of 45 ° with respect to the airflow direction, so that the driving fan blade 301 bears the impact of the airflow at a better angle, and the rotation speed of the driving fan blade 301 is better ensured.
In the embodiment of the present invention, the dividing pipes 205 located below the flow chamber 204 are distributed in a coiled manner, and one end of the dividing pipe 205 is provided with the suction pump, so that the cooling liquid inside the flow chamber 204 flows back and forth in the dividing pipe 205 by the action of the suction pump, and thus the cooling liquid with higher temperature is cooled and dissipated in the dividing pipe 205, and is conducted out of the outside by the heat conduction plate 206 and the heat dissipation fins 2061, thereby improving the cooling effect of the cooling liquid.
In the embodiment of the invention, air in the air guide pipe 3 enters the hollow air duct 3022 and the inner air cavity 3035 through the extrusion effect of air pressure, the air is extruded to pass through the one-way air valve 3036 and enter the cooling liquid to be wrapped by the cooling liquid, the external air sucked by the air exhaust fan 202 enters the air guide pipe 3, then the air breaks through the one-way air valve 3036 under the action of the pressure and enters the cooling liquid to form independent small bubbles, the bubbles flow upwards and form gas-liquid separation with the cooling liquid due to the air density, and the separated air enters the flow pipe 3051 at the top, so that the external air generates a wrapped cooling effect on the cooling liquid, and the air cools the lithium battery at a lower temperature.
The working principle is as follows: when the lithium battery heat dissipation structure is used, firstly, a lithium battery is placed in the protection box 1, then, cooling liquid is injected into the flow cavity 204, then, the device can be put into cooling use, when in use, the air exhaust fan 202 rotates to generate suction force to enable outside air to enter the air guide pipe 3 after being dedusted by the dedusting filter screen 2011, then, air breaks through the one-way air valve 3036 under the action of pressure intensity to enter the cooling liquid to form independent small bubbles, the bubbles flow upwards and form gas-liquid separation with the cooling liquid due to air density, the separated air enters the flow pipe 3051 at the top, so that the outside air generates a wrapped cooling effect on the cooling liquid, the air cools the lithium battery at a lower temperature, and meanwhile, the air in the air guide pipe 3 impacts the transmission fan blade 301 to rotate and drive the stirring rod 302 to rotate under the action of the self flow velocity, and stirring rod 302 rotates the back and is linked connecting rod 3021 and stirring board 303 that it was equipped with and stirs the coolant liquid, thereby make the coolant liquid be located flow chamber 204 and flow, the effectual even heat conduction effect that has guaranteed the coolant liquid, the bubble has also been prevented simultaneously and has formed the bubble of great volume in the coolant liquid, and the coolant liquid forms fast flow on its surface when stirring board 303 throws, and the coolant liquid gets into simultaneously and strikes stirring board 3071 in passing through groove 306, make stirring board 3071 passive rotatory, stirring board 3071 after the rotation is the coolant liquid and the inside bubble of coolant liquid stirs, make gas form the bubble with littleer volume in the coolant liquid.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make several variations and modifications without departing from the concept of the present invention, and these should be considered as the protection scope of the present invention, which will not affect the effect of the implementation of the present invention and the utility of the patent.
Claims (7)
1. The utility model provides a lithium cell heat radiation structure, includes guard box (1), its characterized in that: the cooling box (2) is embedded into the right end of the protection box (1), a wind guide pipe (3) is embedded into the cooling box (2), the wind guide pipe (3) is arranged in an S-shaped parallel mode, a front cover plate (201) is fixedly connected to the right side of the cooling box (2), a dust removal filter screen (2011) is fixedly connected into the front cover plate (201), an air exhaust fan (202) is embedded into the right side of the interior of the cooling box (2), a drying cavity (203) is embedded into the top end of the interior of the cooling box (2), a flowing cavity (204) is embedded into the interior of the cooling box (2), the wind guide pipe (3) is arranged in the flowing cavity (204), cooling liquid is arranged in the flowing cavity (204), shunt pipes (205) are embedded into the upper side and the lower side of the flowing cavity (204), and a heat conducting plate (206) is embedded into the lower surface, the heat conduction plate is characterized in that heat dissipation fins (2061) are fixedly connected to the lower surface of the heat conduction plate (206), a central shaft lever (304) is embedded and rotated in the center of the air guide pipe (3), a transmission fan blade (301) is fixedly connected to the outer surface of the central shaft lever (304), an inner bearing (305) is rotatably connected to the inner wall of the air guide pipe (3), the inner wall of the inner bearing (305) is connected to the tail end of the transmission fan blade (301), a flow pipe (3051) is embedded in the joint of the inner bearing (305) and the transmission fan blade (301), the flow pipe (3051) is communicated with the inner part of the air guide pipe (3), sealing edges (3052) are fixedly connected to the front side and the rear side of the inner bearing (305), the sealing edges (3052) are attached to the air guide pipe (3), an agitating rod (302) is rotatably connected to the outer surface of the air guide pipe (3), connecting rods, the stirring rod (302) is internally provided with a hollow air duct (3022) in an opening, the hollow air duct (3022) is communicated with the flow pipe (3051), the tail end of the connecting rod (3021) is fixedly connected with a stirring plate (303), the hollow air duct (3022) is arranged in each of the stirring plate (303) and the connecting rod (3021), the stirring plate (303) is provided with a sliding plate (3031) in the front in a sliding manner, a sliding groove (3032) is arranged at an opening at the joint of the stirring plate (303) and the sliding plate (3031), the stirring plate (303) is rotatably connected with a spring shaft (3034) in the top end, a traction rope (3033) is movably connected in the spring shaft (3034), the bottom end of the traction rope (3033) is connected with the top of the sliding plate (3031), an internal air cavity (3035) is arranged at an opening at the top end of the stirring plate (303), and the internal air cavity (3035) and the hollow, the bottom end of the inner air cavity (3035) is embedded with a one-way air valve (3036), the inner air cavity (3035) is communicated with the outside through the one-way air valve (3036), a through groove (306) is formed in an opening in the sliding plate (3031), the through groove (306) is arranged in a six-way through mode in the left direction, the right direction, the front direction, the rear direction and the up and down direction, a rotating shaft (307) is rotatably connected in the through groove (306), and a poking plate (3071) is fixedly connected to the outer surface of the rotating shaft (307).
2. The lithium battery heat dissipation structure of claim 1, wherein: the stirring rod (302) rotates around the air guide pipe (3) by 360 degrees under the rotation of the transmission fan blade (301), and the stirring rod (302) and the connecting rod (3021) are obliquely arranged by 45 degrees.
3. The lithium battery heat dissipation structure of claim 1, wherein: the poking plate (3071) is arranged around the rotating shaft (307) in a 360-degree rotating mode, the poking plate (3071) is arranged in an S shape on the whole, and the width of the poking plate (3071) is 2 times of the width of the penetrating groove (306) on the whole.
4. The lithium battery heat dissipation structure of claim 1, wherein: the sliding plate (3031) is connected with the stirring plate (303) in a sliding mode under the action of centrifugal force, and the sliding plate (3031) is reset under the action of the spring shaft (3034) and the traction rope (3033) after the centrifugal force is lost.
5. The lithium battery heat dissipation structure of claim 1, wherein: the plane of the driving fan blade (301) is in a trapezoidal arrangement with a large inside and a small outside, and the driving fan blade (301) is obliquely arranged at an angle of 45 degrees relative to the flow direction of the airflow.
6. The lithium battery heat dissipation structure of claim 1, wherein: the shunt tubes (205) positioned below the flow cavity (204) are distributed in a coiled shape, and one ends of the shunt tubes (205) are provided with suction pumps.
7. The lithium battery heat dissipation structure of claim 1, wherein: air in the air guide pipe (3) enters the hollow air channel (3022) and the inner air cavity (3035) through the extrusion effect of air pressure, and the air is extruded to pass through the one-way air valve (3036) to enter the cooling liquid and be wrapped by the cooling liquid.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110012454.0A CN112736322A (en) | 2021-03-24 | 2021-03-24 | Lithium battery heat radiation structure |
| CN202111340269.0A CN113921950A (en) | 2021-03-24 | 2021-11-12 | Lithium battery heat radiation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110012454.0A CN112736322A (en) | 2021-03-24 | 2021-03-24 | Lithium battery heat radiation structure |
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| CN112736322A true CN112736322A (en) | 2021-04-30 |
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| CN202110012454.0A Withdrawn CN112736322A (en) | 2021-03-24 | 2021-03-24 | Lithium battery heat radiation structure |
| CN202111340269.0A Withdrawn CN113921950A (en) | 2021-03-24 | 2021-11-12 | Lithium battery heat radiation structure |
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| CN202111340269.0A Withdrawn CN113921950A (en) | 2021-03-24 | 2021-11-12 | Lithium battery heat radiation structure |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113937397A (en) * | 2021-09-10 | 2022-01-14 | 安徽瑞露科技有限公司 | Lithium battery module protector |
| CN113991213A (en) * | 2021-12-29 | 2022-01-28 | 山东旭尊电子科技有限公司 | Wind-kinetic energy is from lithium cell group for heat dissipation new energy automobile |
| CN114312486A (en) * | 2021-12-27 | 2022-04-12 | 深圳市小樱桃实业有限公司 | Explosion-proof power supply for new energy automobile |
| CN115038322A (en) * | 2022-08-12 | 2022-09-09 | 苏州睿鑫莱机电科技有限公司 | Electromechanical device protection device with built-in dual-channel heat dissipation system |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114530647B (en) * | 2022-01-25 | 2023-08-25 | 江苏航运职业技术学院 | Efficient heat dissipation device for lithium battery of electric automobile and application method of efficient heat dissipation device |
-
2021
- 2021-03-24 CN CN202110012454.0A patent/CN112736322A/en not_active Withdrawn
- 2021-11-12 CN CN202111340269.0A patent/CN113921950A/en not_active Withdrawn
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113937397A (en) * | 2021-09-10 | 2022-01-14 | 安徽瑞露科技有限公司 | Lithium battery module protector |
| CN114312486A (en) * | 2021-12-27 | 2022-04-12 | 深圳市小樱桃实业有限公司 | Explosion-proof power supply for new energy automobile |
| CN114312486B (en) * | 2021-12-27 | 2022-09-16 | 深圳市小樱桃实业有限公司 | Explosion-proof power supply for new energy automobile |
| CN113991213A (en) * | 2021-12-29 | 2022-01-28 | 山东旭尊电子科技有限公司 | Wind-kinetic energy is from lithium cell group for heat dissipation new energy automobile |
| CN113991213B (en) * | 2021-12-29 | 2022-03-29 | 山东旭尊电子科技有限公司 | Wind-kinetic energy is from lithium cell group for heat dissipation new energy automobile |
| CN115038322A (en) * | 2022-08-12 | 2022-09-09 | 苏州睿鑫莱机电科技有限公司 | Electromechanical device protection device with built-in dual-channel heat dissipation system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113921950A (en) | 2022-01-11 |
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Application publication date: 20210430 |