CN112072208B - Power battery cooling device of new energy passenger car - Google Patents
Power battery cooling device of new energy passenger car Download PDFInfo
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- CN112072208B CN112072208B CN202010965305.1A CN202010965305A CN112072208B CN 112072208 B CN112072208 B CN 112072208B CN 202010965305 A CN202010965305 A CN 202010965305A CN 112072208 B CN112072208 B CN 112072208B
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- battery
- power battery
- air supply
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- locking
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/24—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries
- B60L58/26—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries by cooling
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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
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/625—Vehicles
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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
- H01M10/6568—Liquids characterised by flow circuits, e.g. loops, located externally to the cells or cell casings
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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
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
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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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- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Abstract
The invention provides power battery cooling equipment of a new energy bus, which comprises a shell; the outer wall of the left side of the shell is connected with a fan, and an air outlet of the fan is connected with an air supply pipeline; the three-layer battery base is fixedly arranged in the shell, a power battery is arranged at the top of the battery base, and a water inlet pipe and a water return pipe are arranged in the battery base; the left side and the right side of the top of the battery base are provided with battery locking mechanisms; the middle part of the power battery is embedded and connected with a fixing ring; according to the invention, the fan sucks cold air into the air supply pipeline from the outside, and the cold air is divided into three parts by the separating plate and is conveyed to the three air supply branch pipelines, so that the cooling of the power battery at each part is facilitated, a good cooling effect is achieved, and the bottom of the power battery is cooled by matching with the water pump, so that the power battery is cooled from the upper layer and the lower layer, and the stability of the power battery during working is ensured.
Description
Technical Field
The invention belongs to the technical field of power battery heat dissipation, and particularly relates to power battery cooling equipment of a new energy bus.
Background
With the improvement of the emission standard of automobiles, electric automobiles have become an important development trend. In order to maintain normal operation of a power battery of an electric vehicle, the temperature of a battery core and the temperature gradient between battery units must be strictly controlled.
The patent of CN107394310A can be referred to new forms of energy passenger train's power battery cooling arrangement, and it mainly includes aluminum plate and sealed structural component, is formed with the cooling chamber along the aluminum plate edge, the cooling chamber is bent by the aluminum plate edge and is formed with aluminum plate plane seal, and seam crossing when aluminum plate bends is sealed with sealed structural component. The method is suitable for controlling the service temperature of the battery cell through liquid cooling or phase change materials. The power battery cooling system comprises more than two power battery cooling structures based on the liquid cooling technology and two module parallel connection structural parts.
The power battery cooling arrangement of current similar new forms of energy passenger train when using, because power battery during operation can produce the heat, and along with the promotion of battery output energy, calorific capacity of battery during operation increases thereupon, in case the heat can not timely derivation, easily causes the thermal runaway of battery to traditional radiating mode can only unilateral single form dispel the heat to the battery, and radiating efficiency is not high, can not carry out fine cooling to the battery.
Disclosure of Invention
In order to solve the technical problems, the invention provides power battery cooling equipment for a new energy passenger car, which aims to solve the problems that when the conventional power battery cooling equipment for the similar new energy passenger car is used, heat is generated when a power battery works, the heat productivity of the battery during working is increased along with the increase of the output energy of the battery, once the heat cannot be timely led out, the thermal runaway of the battery is easily caused, and the traditional heat dissipation mode can only dissipate heat of the battery in a single mode, so that the heat dissipation efficiency is low, and the battery cannot be well cooled.
The purpose and the effect of the power battery cooling equipment of the new energy bus are achieved by the following specific technical means:
a power battery cooling device of a new energy bus comprises a shell; the front side of the shell is hinged with a grating door, and the grating door is internally and rotatably connected with swing fan blades; the outer wall of the left side of the shell is connected with a fan, and an air outlet of the fan is connected with an air supply pipeline; the three-layer battery base is fixedly arranged in the shell, a power battery is arranged at the top of the battery base, and a water inlet pipe and a water return pipe are arranged in the battery base; the top of the shell is provided with a heat dissipation grid, and the top of the heat dissipation grid is in threaded connection with a cooling fan; the left side and the right side of the top of the battery base are provided with battery locking mechanisms; the middle part of the power battery is embedded and connected with a fixing ring; the inner side of the top of the grating door is rotatably connected with a swing fan.
Further, the fixed slot has been seted up in power battery's left side, and the joint has solid fixed ring in the fixed slot, and solid fixed ring's both sides are provided with the locking fixture block, and the locking fixture block joint is between battery locking mechanism's direction guide slider and locking hook.
Further, battery locking mechanism includes direction guide slider, the guide spout, the locking hook, reset spring and locking pull rod, direction guide slider sliding connection is in the guide spout at battery base top, the guide spout has been seted up at the top of direction guide slider, sliding connection has the locking pull rod in the guide spout, the right-hand member of locking pull rod rotates to be connected in battery base right side top, the top left side of direction guide slider is connected with reset spring's right-hand member, reset spring's left end is connected on the stand at direction spout left side top, the bottom coupling of direction guide slider has the locking hook, locking hook sliding connection is in the arc spout that leads.
Furthermore, the inlet pipe is arranged in the middle of the two return pipes, the top of the inlet pipe is connected with a water outlet at the bottom of the water pump, the inlet pipe enters from the middle of the battery base, the inlet pipe is separated into two loop pipelines at the right end of the battery base, the leftmost sides of the loop pipelines are respectively connected with the return pipe, and the return pipes are converged and connected into the heat dissipation grid on the right side of the heat dissipation grid.
Furthermore, the air supply pipeline is installed on the right side of the shell, two arc-shaped separating plates are arranged inside the air supply pipeline, three air supply branch pipelines are arranged on one side of the air supply pipeline, the right ends of the air supply branch pipelines are respectively communicated with the cavity of the air supply pipeline, which is divided by the separating plates, five longitudinal pipelines are respectively arranged on the air supply branch pipelines, and the air supply branch pipelines are arranged at the top of the power battery.
Furthermore, the top of the heat dissipation grating is horizontally provided with two cooling fans, the right side of the heat dissipation grating is connected with the joint of the water return pipe, the left side of the heat dissipation grating is communicated with a water pump, the bottom water outlet of the water pump is communicated with the top of the water inlet pipe, and the water return pipe is communicated with the water outlet of the loop pipeline of the water inlet pipe.
Furthermore, twelve swinging fan blades are rotatably connected in the frame of the grille door, and the interval between every two swinging fan blades is cm.
Furthermore, one side of the swing fan is connected with a cam through a rotating shaft, the cam is rotatably connected in a rectangular frame at the top of the connecting rod, and twelve connectors are arranged on one side of the connecting rod and connected with the middle of one side of the swing fan blade.
Compared with the prior art, the invention has the following beneficial effects:
the arrangement of the air supply pipeline is characterized in that cold air is sucked into the air supply pipeline from the outside through a fan and is divided into three parts through a separating plate to be conveyed to three air supply branch pipelines, so that the power battery at each part can be cooled respectively, a good cooling effect is achieved, the bottom of the power battery is cooled by matching with a water pump, the water pump pumps cooling liquid out of a heat dissipation grid and pumps the cooling liquid to a water inlet pipe, the water inlet pipe penetrates through the middle part of the left side of a battery base and splits into two loop pipelines when reaching the right end of the inside of the battery base, then the loop pipelines are paved on the whole battery base from the middle part to the two sides of the battery base in an S shape, the cooling liquid circulates in the water inlet pipe and the loop pipelines and then flows back to the heat dissipation grid through a water return pipe, and is cooled by two cooling fans, so that the power battery is cooled from the upper layer and the lower layer, the stability of the power battery during operation is guaranteed.
Drawings
Fig. 1 is a side view of the present invention.
Fig. 2 is a schematic side-sectional view of the present invention.
Fig. 3 is a cross-sectional structural diagram of a battery base according to the present invention.
Fig. 4 is a schematic view of a heat dissipation structure of the heat dissipation grid, the cooling fan, the water pump, the water inlet pipe and the water return pipe of the present invention.
Fig. 5 is a longitudinal sectional view schematically showing the structure of the blower and the air supply duct according to the present invention.
Fig. 6 is a schematic diagram of a disassembled structure of the battery base, the battery and the fixing ring of the invention.
Fig. 7 is a schematic cross-sectional view of the battery base according to the present invention.
Fig. 8 is a schematic cross-sectional structural view of a grille door of the present invention.
Fig. 9 is a schematic view of the linkage structure of the oscillating fan, the connecting rod and the oscillating fan blade of the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a housing; 2. a grille door; 3. a fan; 4. a heat dissipation grid; 5. a cooling fan; 6. a water pump; 7. a water inlet pipe; 701. a loop conduit; 8. a water return pipe; 9. a battery base; 901. a guide chute; 902. a guide arc chute; 10. a power battery; 1001. fixing grooves; 11. a battery locking mechanism; 1101. a guide slider; 110101, a guide chute; 1102. a locking hook; 1103. a return spring; 1104. a locking pull rod; 12. a fixing ring; 1201. locking the fixture block; 13. an air supply duct; 1301. a branch air supply duct; 1302. a separation plate; 14. swinging the fan blades; 15. swinging the fan; 1501. a cam; 16. a connecting rod; 1601. a connecting head.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 9:
the invention provides power battery cooling equipment of a new energy bus, which comprises a shell 1; the front side of the shell 1 is hinged with a grating door 2, and swing fan blades 14 are rotatably connected in the grating door 2; the outer wall of the left side of the shell 1 is connected with a fan 3, and an air outlet of the fan 3 is connected with an air supply pipeline 13; a three-layer battery base 9 is fixedly arranged in the shell 1, a power battery 10 is arranged at the top of the battery base 9, and a water inlet pipe 7 and a water return pipe 8 are arranged in the battery base 9; the top of the shell 1 is provided with a heat dissipation grid 4, and the top of the heat dissipation grid 4 is in threaded connection with a cooling fan 5; the battery locking mechanism 11 is arranged on the left side and the right side of the top of the battery base 9, the battery locking mechanism 11 comprises a guide slider 1101, a guide sliding groove 110101, a locking hook 1102, a return spring 1103 and a locking pull rod 1104, the guide slider 1101 is connected in the guide sliding groove 901 on the top of the battery base 9 in a sliding manner, the guide sliding groove 110101 is formed in the top of the guide slider 1101, the locking pull rod 1104 is connected in the guide sliding groove 110101 in a sliding manner, the right end of the locking pull rod 1104 is rotatably connected to the top of the right side of the battery base 9, the left side of the top of the guide slider 1101 is connected with the right end of the return spring 1103, the left end of the return spring 1103 is connected to a stand column at the top of the left side of the guide sliding groove 901, the locking hook 1102 is coupled to the bottom of the guide slider 1101 in a shaft, the locking hook 1102 is connected in the guide arc sliding manner, when the fixing ring 12 and the power battery 10 are placed on the battery base 9 and pushed inwards in use, the locking fixture blocks 1201 on the two sides of the fixing ring 12 push the guide slider 1101 to move rightwards, meanwhile, the locking pull rod 1104 slides along the guide sliding groove 110101, when the locking pull rod 1104 reaches the groove of the guide sliding groove 110101, the guide slider 1101 is hooked by the locking pull rod 1104, the guide slider 1101 is prevented from being pulled back by the reset spring 1103, meanwhile, the locking hook 1102 hooks the locking fixture blocks 1201, when the power battery 10 needs to be taken out, the power battery 10 is pushed inwards, the locking pull rod 1104 slides out of the guide sliding groove 110101, the guide slider 1101 is pulled to reset under the action of the reset spring 1103, the power battery 10 can be popped out, the power battery 10 and the fixing ring 12 can be conveniently fixed, the locking battery 10 is prevented from shaking, the dismounting is convenient, and the convenience in replacement of the power battery 10 is improved; the middle part of the power battery 10 is embedded and connected with a fixing ring 12; the inboard rotation in top of grille door 2 is connected with swing fan 15, one side of swing fan 15 is connected with cam 1501 through the pivot, cam 1501 rotates to be connected in the rectangle frame at connecting rod 16 top, one side of connecting rod 16 is equipped with the middle department in one side of twelve department connector 1601 and swing flabellum 14 and is connected, when using, the cool wind that blows out in the air supply duct 13 blows swing fan 15 and rotates, thereby swing fan 15 drives cam 1501 and rotates in the rectangle frame at connecting rod 16 top, thereby cam 1501 drives connecting rod 16 and carries out the up-and-down motion, connecting rod 16 drives swing flabellum 14 through connector 1601 and swings, be convenient for increase shell 1's radiating effect, avoid piling up of dust on swing flabellum 14 simultaneously.
Wherein, fixed slot 1001 has been seted up in power battery 10's left side, the joint has solid fixed ring 12 in the fixed slot 1001, the both sides of solid fixed ring 12 are provided with locking fixture block 1201, locking fixture block 1201 joint is between battery locking mechanism 11's direction guide slider 1101 and locking hook 1102, when using, put into power battery 10's fixed slot 1001 with solid fixed ring 12, then on placing solid fixed ring 12 and power battery 10 on battery base 9, make the locking fixture block 1201 at solid fixed ring 12 both ends lock to battery locking mechanism 11 in, be convenient for fix power battery 10, easy to assemble and dismantlement simultaneously, reduce the time of installation and dismantlement.
Wherein, the water inlet pipe 7 is arranged in the middle of the two water return pipes 8, the top of the water inlet pipe 7 is connected with the water outlet at the bottom of the water pump 6, the water inlet pipe 7 enters from the middle of the battery base 9, the water inlet pipe 7 is separated into two loop pipelines 701 at the right end of the battery base 9, the leftmost sides of the loop pipelines 701 are respectively connected with the water return pipes 8, the water return pipes 8 are converged at the right side of the heat dissipation grid 4 and are connected with the heat dissipation grid 4, the water inlet pipe 7 and the water return pipes 8 are structurally designed, the water inlet pipe 7 penetrates from the middle of the left side of the battery base 9, the water inlet pipe 7 is split into the two loop pipelines 701 when reaching the right end inside the battery base 9, then the loop pipelines 701 are S-shaped from the middle of the battery base 9 to the two sides to fully cover the whole battery base 9, the heat at the center of the power battery 10 is conveniently dissipated to the two sides through the circulation of the cooling liquid at the water inlet pipe 7 and the loop pipelines 701, and the temperature of the power battery 10 is fully reduced, triggering of overheat protection of the power battery 10 is avoided, thereby maintaining the output of the power battery 10.
Wherein, the supply air duct 13 is installed on the right side of the casing 1, the inside curved separation plate 1302 of two places that is provided with of supply air duct 13, one side of supply air duct 13 is provided with three air supply lateral ducts 1301, the right-hand member of air supply lateral duct 1301 has the cavity that the separation plate 1302 cuts apart to be linked together with supply air duct 13 respectively, air supply lateral duct 1301 is provided with five vertical pipelines respectively, air supply lateral duct 1301 sets up in the top of power battery 10, when using, fan 3 is with cold wind from the outside suction to supply air duct 13, and separate into three parts through separation plate 1302 and carry three air supply lateral ducts 1301 in, be convenient for cool down power battery 10 to each department respectively, play good cooling effect.
Wherein, the top of radiator grille 4 is horizontal arrangement and is provided with two cooling fan 5, the right side of radiator grille 4 links to each other with the junction that wet return 8 merges, radiator grille 4's left side intercommunication has water pump 6, the bottom delivery port of water pump 6 is linked together with the top of oral siphon 7, wet return 8 is linked together with the delivery port of the loop pipeline 701 of oral siphon 7, when using, water pump 6 takes the coolant liquid out from radiator grille 4, then the pump is toward oral siphon 7, get into battery base 9 through oral siphon 7, then flow into radiator grille 4 through wet return 8, cool down through cooling fan 5 in two places radiator grille 4, keep the coolant liquid in the pipeline to be in comparatively refrigerated state all the time, play good cooling effect to power battery 10.
Twelve swinging fan blades 14 are rotatably connected in the frame of the grille door 2, and the interval between every two swinging fan blades 14 is 5cm, when the grille door is used, heat generated by the power battery 10 in the casing 1 is cooled by cool air blown out from the air supply pipeline 13 and then is dissipated from the gap of the swinging fan blades 14 in the grille door 2, so that the temperature in the casing 1 is conveniently reduced, and the power battery 10 is always kept in the optimal working state.
The specific use mode and function of the embodiment are as follows:
when the invention is used, the grille door 2 is opened, the fixing ring 12 is placed in the fixing groove 1001 of the power battery 10, then the fixing ring 12 and the power battery 10 are placed on the battery base 9, when the fixing ring 12 and the power battery 10 are placed on the battery base 9 and pushed inwards, the locking fixture blocks 1201 at two sides of the fixing ring 12 push the guide slide block 1101 to move rightwards, the locking pull rod 1104 slides along the guide slide groove 110101, when the fixing ring 12 and the power battery 10 reach the groove of the guide slide groove 110101, the locking pull rod 1104 hooks the guide slide block 1101 to prevent the guide slide block 1101 from being pulled back by the return spring 1103, meanwhile, the locking hook 1102 hooks the locking fixture blocks 1201, so as to fix the power battery 10 and the fixing ring 12, prevent the power battery 10 from shaking and facilitate assembly and disassembly, increase the convenience for replacing the power battery 10, then the grille door 2 is closed, when a new energy passenger car is started, the water pump 6 pumps the cooling liquid out of the heat dissipation grid 4, then the cooling liquid is pumped to the water inlet pipe 7, the water inlet pipe 7 penetrates through the middle part of the left side of the battery base 9, the water inlet pipe 7 is divided into two loop pipelines 701 when reaching the right end inside the battery base 9, then the loop pipelines 701 are spread on the whole battery base 9 from the middle of the battery base 9 to two sides in an S shape, the cooling liquid circulates in the water inlet pipe 7 and the loop pipelines 701 and then flows back to the heat dissipation grid 4 through the water return pipe 8, the cooling liquid in the heat dissipation grid 4 is cooled through the two cooling fans 5, meanwhile, the fan 3 pumps the cold air into the air supply pipeline 13 from the outside, and the cold air is divided into three parts through the separating plate 1302 and is conveyed into three air supply branch pipelines 1301, so that the power battery 10 at each position can be cooled respectively, a good cooling effect is achieved, the cold air blown from the air supply pipeline 13 blows the swing fan 15 to rotate, thereby swing fan 15 drives cam 1501 and rotates in the rectangle frame at connecting rod 16 top, and cam 1501 drives connecting rod 16 and carries out the up-and-down motion from this, and connecting rod 16 drives swing flabellum 14 through connector 1601 and swings, is convenient for increase shell 1's radiating effect, avoids piling up of dust on swing flabellum 14 simultaneously.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (3)
1. The utility model provides a power battery cooling arrangement of new forms of energy passenger train which characterized in that: comprising a housing (1); the front side of the shell (1) is hinged with a grating door (2), and the grating door (2) is rotatably connected with swing fan blades (14); the outer wall of the left side of the shell (1) is connected with a fan (3), and an air outlet of the fan (3) is connected with an air supply pipeline (13); a three-layer battery base (9) is fixedly arranged in the shell (1), a power battery (10) is arranged at the top of the battery base (9), and a water inlet pipe (7) and a water return pipe (8) are arranged in the battery base (9); the top of the shell (1) is provided with a heat dissipation grid (4), and the top of the heat dissipation grid (4) is in threaded connection with a cooling fan (5); battery locking mechanisms (11) are arranged on the left side and the right side of the top of the battery base (9); the middle part of the power battery (10) is embedded and connected with a fixing ring (12); the inner side of the top of the grille door (2) is rotatably connected with a swing fan (15);
a fixing groove (1001) is formed in the left side of the power battery (10), a fixing ring (12) is connected in the fixing groove (1001) in a clamping mode, locking fixture blocks (1201) are arranged on two sides of the fixing ring (12), and the locking fixture blocks (1201) are connected between a guide sliding block (1101) and a locking hook (1102) of the battery locking mechanism (11) in a clamping mode;
the battery locking mechanism (11) comprises a guide sliding block (1101), a guide sliding groove (110101), a locking hook (1102), a return spring (1103) and a locking pull rod (1104), the guide sliding block (1101) is connected in a guide sliding groove (901) in the top of the battery base (9) in a sliding mode, the guide sliding groove (110101) is formed in the top of the guide sliding block (1101), a locking pull rod (1104) is connected in the guide sliding groove (110101) in a sliding mode, the right end of the locking pull rod (1104) is connected to the top of the right side of the battery base (9) in a rotating mode, the left side of the top of the guide sliding block (1101) is connected with the right end of a return spring (1103), the left end of the return spring (1103) is connected to an upright post at the top of the left side of the guide sliding groove (901), a locking hook (1102) is connected to the bottom of the guide sliding block (1101) in a shaft mode, and the locking hook (1102) is connected in a guide arc sliding groove (902) in a sliding mode;
the water inlet pipe (7) is arranged in the middle of the two water return pipes (8), the top of the water inlet pipe (7) is connected with a water outlet at the bottom of the water pump (6), the water inlet pipe (7) enters from the middle of the battery base (9), the water inlet pipe (7) is separated from the right end of the battery base (9) into two loop pipelines (701), the leftmost sides of the loop pipelines (701) are respectively connected with the water return pipes (8), and the water return pipes (8) are converged at the right side of the heat dissipation grating (4) and connected into the heat dissipation grating (4);
the top of heat dissipation grid (4) is horizontal arrangement and is provided with two cooling fan (5), and the right side of heat dissipation grid (4) links to each other with the junction that wet return (8) merge, and the left side intercommunication of heat dissipation grid (4) has water pump (6), and the bottom delivery port of water pump (6) is linked together with the top of oral siphon (7), and wet return (8) are linked together with the delivery port of loop pipeline (701) of oral siphon (7).
2. The power battery cooling device of the new energy passenger car according to claim 1, characterized in that: the air supply pipeline (13) is installed on the right side of the shell (1), two arc-shaped separating plates (1302) are arranged inside the air supply pipeline (13), three air supply branch pipelines (1301) are arranged on one side of the air supply pipeline (13), the right ends of the air supply branch pipelines (1301) are communicated with the cavity, divided by the separating plates (1302), of the air supply pipeline (13), five longitudinal pipelines are arranged on the air supply branch pipelines (1301) respectively, and the air supply branch pipelines (1301) are arranged at the top of the power battery (10).
3. The power battery cooling device of the new energy passenger car according to claim 1, characterized in that: twelve swinging fan blades (14) are rotatably connected in a frame of the grating door (2), and the interval between every two swinging fan blades (14) is 5 cm;
one side of the swing fan (15) is connected with a cam (1501) through a rotating shaft, the cam (1501) is rotatably connected in a rectangular frame at the top of a connecting rod (16), and twelve connecting heads (1601) are arranged on one side of the connecting rod (16) and are connected with the middle of one side of the swing fan blade (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010965305.1A CN112072208B (en) | 2020-09-15 | 2020-09-15 | Power battery cooling device of new energy passenger car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN112879884A (en) * | 2021-01-12 | 2021-06-01 | 易铝 | Explosion-proof type lighting protection device with multiple cooling effects for coal mine |
| CN114424886B (en) * | 2021-12-01 | 2023-06-30 | 珠海格力电器股份有限公司 | Water dispenser capable of automatically bubbling and method thereof |
| CN114639896B (en) * | 2022-05-18 | 2022-07-19 | 南通万亨新能源科技有限公司 | Heat abstractor is used in new energy automobile battery management |
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