CN110931912A - Rotary bus battery compartment heat dissipation grid and automatic rain-proof wind-increasing heat dissipation control method - Google Patents

Rotary bus battery compartment heat dissipation grid and automatic rain-proof wind-increasing heat dissipation control method Download PDF

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Publication number
CN110931912A
CN110931912A CN201910949850.9A CN201910949850A CN110931912A CN 110931912 A CN110931912 A CN 110931912A CN 201910949850 A CN201910949850 A CN 201910949850A CN 110931912 A CN110931912 A CN 110931912A
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CN
China
Prior art keywords
grid
battery compartment
heat dissipation
panel
grill
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Pending
Application number
CN201910949850.9A
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Chinese (zh)
Inventor
毕然
陈小辉
陈红
李彬
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Gree Electric Appliances Inc of Zhuhai
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Gree Electric Appliances Inc of Zhuhai
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Application filed by Gree Electric Appliances Inc of Zhuhai filed Critical Gree Electric Appliances Inc of Zhuhai
Priority to CN201910949850.9A priority Critical patent/CN110931912A/en
Publication of CN110931912A publication Critical patent/CN110931912A/en
Pending legal-status Critical Current

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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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K11/00—Arrangement in connection with cooling of propulsion units
    • B60K11/08—Air inlets for cooling; Shutters or blinds therefor
    • B60K11/085—Air inlets for cooling; Shutters or blinds therefor with adjustable shutters or blinds
    • 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
    • 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
    • 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
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • 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
    • 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
    • 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
    • Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
    • Y02T10/88—Optimized components or subsystems, e.g. lighting, actively controlled glasses

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • Combustion & Propulsion (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Power Engineering (AREA)
  • Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)

Abstract

The invention relates to a rotary bus battery compartment heat dissipation grid, which comprises a battery compartment door; the battery cabin is provided with a heat dissipation through hole; the rotary bus battery compartment heat dissipation grid further comprises a grid panel and a rotary driving device. The grille panel is arranged in the heat dissipation through hole in a matched mode, communicated with the heat dissipation through hole and capable of horizontally rotating 360 degrees relative to the battery compartment door; the rotation driving device is positioned in the center of the grid panel, is connected with the grid panel and drives the grid panel to rotate 360 degrees relative to the battery compartment door horizontally. The rotary bus battery compartment heat dissipation grid provided by the invention utilizes the rotary driving device to control the rotation adjustment of the grid panel relative to the battery compartment door, so that the opening direction of the grid panel is changed, the air inlet amount in the battery compartment is further controlled, the heat dissipation effect is improved, and the waterproof effect is achieved; also provides an automatic rainproof wind-increasing heat dissipation control method with the rotary bus battery compartment heat dissipation grid.

Description

Rotary bus battery compartment heat dissipation grid and automatic rain-proof wind-increasing heat dissipation control method
Technical Field
The invention relates to a heat dissipation grid, in particular to a rotary bus battery compartment heat dissipation grid; also relates to an automatic rainproof air-increasing heat dissipation control method with the rotary bus battery compartment heat dissipation grid.
Background
At present, environmental problems and energy crisis are becoming more severe, and the two problems bring great challenges to the development of automobile industries of various countries around the world. The electric bus, as one of the most promising products in the current new energy automobiles, has gradually replaced the fuel passenger car and becomes the main component of the urban public transportation. As a main power source of the electric bus, the performance of the battery directly determines the power performance of the whole bus. However, in the driving process of a bus, the battery in a working state can generate a large amount of heat, if the heat cannot be dissipated in time, the service life of the battery can be greatly reduced, and the charging and discharging performance can also be influenced. When the working temperature of the battery is accumulated to a certain height, a high-temperature alarm is generated and the work is stopped, so that the bus in running loses a power source and is forced to stop, and serious traffic accidents are caused.
At present, the electric bus mainly adopts an air cooling method to radiate heat of a battery compartment, so that the working environment temperature of the battery is reduced. The grille is arranged on the battery compartment door, so that outside air can be introduced into the compartment, and heat exhausted by the battery compartment is taken out of the battery compartment, thereby realizing the air cooling effect. The currently common forms of heat dissipation grilles are horizontal grilles and vertical grilles. Although the vertical grille with the windward opening can effectively increase the air intake, the probability of rainwater entering the cabin can be greatly increased; the horizontal grid can enhance the waterproof effect, but the air intake can be reduced.
Disclosure of Invention
The invention aims to overcome the problems in the prior art, provides a rotary bus battery compartment heat dissipation grid which is good in rainproof effect and convenient for increasing air intake to realize air cooling heat dissipation of a battery compartment, and further provides an automatic rainproof air increasing heat dissipation control method with the rotary bus battery compartment heat dissipation grid.
In order to achieve the above purpose, the invention adopts the following scheme:
the rotary bus battery compartment heat dissipation grid comprises a battery compartment door; the battery cabin is provided with a heat dissipation through hole; rotation type big bus battery compartment heat dissipation grid still includes:
the grille panel is arranged in the heat dissipation through hole in a matched mode, communicated with the heat dissipation through hole and capable of horizontally rotating 360 degrees relative to the battery compartment door;
and the rotation driving device is positioned in the center of the grid panel, is connected with the grid panel and drives the grid panel to horizontally rotate for 360 degrees relative to the battery compartment door.
Further, the grille panel includes:
the panel body is arranged in the heat dissipation through hole in a matched mode and is connected with the rotary driving device;
the grid openings are distributed on the panel body in an arrayed mode and are communicated with the heat dissipation through openings;
and the grid blocking pieces are respectively connected with the panel body and are obliquely arranged above the grid opening corresponding to each grid opening.
Furthermore, the included angle formed between the grating baffle plate and the corresponding grating port is 200～700。
Further, the grid blocking pieces are arc-shaped grid blocking pieces.
Furthermore, the grid openings are rectangular strip-shaped grid openings.
Furthermore, the grid openings and the corresponding grid blocking pieces are arranged on the panel body in a square shape.
Further, the rotation driving device is a micro motor; the output shaft of the micro motor is connected with the grating panel.
Further, the rotary drive is connected to the battery compartment door by a support rod.
Further, the support rod comprises a first bending part, a connecting rod and a second bending part; one end of the first bending part is connected with the battery compartment door; the other end is connected with one end of the connecting rod; the other end of the connecting rod is connected with the second bending part; the second bending part is located at the center of the heat dissipation through opening and connected with the rotary driving device.
The automatic rain-proof wind-increasing heat dissipation control method is realized by utilizing the rotary bus battery compartment heat dissipation grid; the method comprises the following specific steps:
s1, receiving a grid rotation mode instruction selected by a driver;
s2, sending a grid panel angle rotation instruction to a rotation driving device according to the grid rotation mode instruction;
and S3, executing the angle rotation instruction of the grating panel by the rotation driving device, and driving the grating panel to rotate and lock.
Compared with the prior art, the invention has the following advantages:
according to the rotary bus battery compartment heat dissipation grid, the grid panel is arranged at the heat dissipation through hole, the rotary driving device is connected with the grid panel and drives the grid panel to horizontally rotate 360 degrees relative to the battery compartment door, so that the rotary adjustment of the grid panel relative to the battery compartment door is realized, the rotary driving device is controlled to drive the grid panel to rotate, the opening direction of the grid panel is changed, the air intake amount in the battery compartment is further controlled, the heat dissipation effect is improved, and the waterproof effect is achieved.
Drawings
The present application will be described in further detail with reference to the following drawings and detailed description.
Fig. 1 is a schematic structural diagram of a rotary bus battery compartment heat dissipation grid according to the present invention.
Fig. 2 is a schematic sectional view in the direction a-a shown in fig. 1.
Fig. 3 is a schematic structural diagram of the rotary bus battery compartment heat dissipation grid of the present invention in a "sunny mode".
Fig. 4 is a schematic structural view of the rotary bus battery compartment heat dissipation grid of the present invention in a "rainy mode".
Fig. 5 is a schematic view of the rotary bus battery compartment grille of the present invention in a "storm mode".
Fig. 6 is a schematic structural diagram of the rotary bus battery compartment heat dissipation grid of the present invention in "45 degree windward mode".
Fig. 7 is a schematic structural diagram of the rotary bus battery compartment heat dissipation grid of the present invention in a "30 degree windward mode".
Fig. 8 is a schematic flow chart of an automatic rain-proof wind-increasing heat dissipation control method.
The figure includes:
the battery compartment door 1, the heat dissipation through opening 2, the grid panel 3, the panel body 31, the grid opening 32, the grid blocking piece 33, the rotation driving device 4, the support rod 5, the first bent part 51, the connecting rod 52 and the second bent part 53.
Detailed Description
The present application is further described in conjunction with the following examples.
Referring to fig. 1 to 8, a rotary type bus battery compartment heat dissipation grid, which is mainly applied to an electric bus, includes a battery compartment door 1; the battery compartment is provided with a heat dissipation through hole 2; the rotary bus battery compartment heat dissipation grid further comprises a grid panel 3 and a rotary driving device 4. The grille panel 3 is arranged in the heat dissipation through opening 2 in a matched manner, is communicated with the heat dissipation through opening 2, and can horizontally rotate 360 degrees relative to the battery compartment door 1; the rotation driving device 4 is located at the center of the grid panel 3, is connected with the grid panel 3, and drives the grid panel 3 to rotate 360 degrees horizontally relative to the battery compartment door 1.
Rotation type big bus battery compartment heat dissipation grid is through setting up grid panel 3 at heat dissipation opening 2, is connected rotary driving device 4 and grid panel 3 to it is relative to drive grid panel 31 level 360 degrees rotations of battery compartment door realize the rotatory regulation of grid panel 3 relative battery compartment door 1, can be according to different weather conditions, through controlling rotary driving device 4 drive grid panel 3 rotatory, change grid panel 3's opening direction, and then the intake in the control battery compartment, improve the radiating effect, and reach waterproof effect. The rotary driving device 4 can be controlled to drive the grating panel 3 to rotate according to different weather conditions, so that the opening direction of the grating panel 3 is changed: in sunny days, the grid panel 3 is driven to rotate to be vertical and windward, and the air inlet amount in the battery compartment is increased; in rainy days, the grid panel 3 is driven to rotate to a horizontal form, so that the entering of rainwater in the battery compartment can be properly reduced; during a storm, the grille panel 3 is driven to rotate to a vertical and leeward form, so that rainwater is prevented from entering the battery compartment. Compared with the prior art, the rotary bus battery compartment heat dissipation grid is automatic in rain prevention and good in effect, rainwater can be prevented from entering the battery compartment, and the air inlet volume can be reasonably increased to achieve air cooling heat dissipation of the battery compartment.
Preferably, the rotation driving device 4 is a micro motor, and an output shaft of the micro motor is connected to the grille panel 3. Through micro motor drive grid panel 3 is rotatory, changes grid panel 3's opening direction, and then the intake in the control battery compartment improves the radiating effect to reach waterproof effect.
Specifically, the grille panel 3 includes a panel body 31, a grille opening 32, and a grille shutter 33. The panel body 31 is arranged in the heat dissipation port 2 in a matching manner and is connected with the rotary driving device 4; the grid openings 32 are distributed on the panel body 31 in an arrayed manner and are communicated with the heat dissipation through openings 2; a plurality of grid blocking pieces 33 are respectively connected with the panel body 31 and are obliquely arranged above the grid opening 32 corresponding to each grid opening 32. The plurality of grid openings 32 are formed in the panel body 31, so that the air inlet volume in the battery compartment is increased conveniently, and air cooling, heat dissipation and cooling are realized. And set up grid separation blade 33 on every grid mouth 32 slope, shelter from grid mouth 32, can prevent on the one hand that the rainwater from getting into the battery compartment, on the other hand does not influence the wind and gets into the battery compartment. Under different weather conditions, the rotary driving device 4 can realize the change of the opening direction of the grid panel 3 by driving the grid panel 3 to rotate, can avoid rainwater from entering the battery compartment, and can reasonably increase the air inlet volume to realize the air cooling and quick heat dissipation of the battery compartment.
Wherein, the grille opening 32 and the grille blocking sheet 33 obliquely arranged on the grille opening 32 form a grille opening communicated with the heat dissipation through opening 2.
In order to provide good air intake for the battery compartment, the included angle formed between the grid blocking piece 33 and the corresponding grid opening 32 is 200～700. By limiting the included angle formed between the grid blocking piece 33 and the grid opening 32, the size of the grid opening can be reasonably set, so that the air intake entering the battery compartment can be in a better state, and the blocking effect of the grid blocking piece 33 on rainwater is better. Preferably, as shown in fig. 2, an included angle formed between the grid baffle 33 and the corresponding grid opening 32 is 450. Under the included angle, the intake air entering the battery compartment reaches the optimal state and the blocking effect of the grid blocking piece 33 on the rainwater is the best.
In the present embodiment, the grid blocking piece 33 is an arc-shaped grid blocking piece 33. This arc grid separation blade 33 surface is smooth, through setting up grid separation blade 33 into the grid separation blade 33 that has the cambered surface, makes the rainwater fall on this grid separation blade 33, and direct quick landing avoids the rainwater to get into the battery compartment. Of course, in another embodiment, the grid blocking plate 33 may also be a straight grid blocking plate 33, and the straight grid blocking plate 33 can block rainwater, so as to reduce rainwater entering the battery compartment.
In order to improve the air intake, the grid openings 32 are rectangular strip-shaped grid openings 32. Through setting up rectangular bar grille opening 32, increase the width about grille opening 32, also increase grille opening 32's area equally, help the wind to get into the realization forced air cooling heat dissipation in the battery compartment.
The plurality of grid openings 32 and the corresponding grid blocking pieces 33 are arranged on the panel body 31 in a square shape. Arrange through setting up this grid mouth 32 and grid separation blade 33 and be square shape on panel body 31, help improving this rotation type bus battery compartment heat dissipation grid's whole aesthetic property, make the user watch comfortablely. Of course, the plurality of grid openings 32 and the corresponding grid blocking pieces 33 can be arranged on the panel body 31 in a rectangular shape.
In the present exemplary embodiment, the rotary drive 4 is connected to the battery compartment door 1 via a support rod 5. Specifically, the support rod 5 includes a first bent portion 51, a connecting rod 52 and a second bent portion 53; one end of the first bent part 51 is connected to the battery compartment door 1; the other end is connected with one end of the connecting rod 52; the other end of the connecting rod 52 is connected with the second bending part 53; the second bent portion 53 is located at the center of the heat dissipating through-hole 2 and connected to the rotation driving device 4. By providing the support rod 5, it is helpful to fix the rotation driving device 4, facilitate the connection between the rotation driving device 4 and the grille panel 3, and control the rotation and locking of the grille panel 3, so as to change the opening direction of the grille panel 3. Wherein, in the supporting rod 5, two wires can be connected from the rotary driving device 4, one wire is responsible for signal reception, and the other wire is connected with a power supply. The support rod 5 is composed of a first bending part 51, a connecting rod 52 and a second bending part 53, the first bending part 51 is connected with the battery compartment door 1, under the bending action, the connecting rod 52 and the battery compartment door 1 can keep a certain distance, the situation that the structure between the support rod 5 and the battery compartment door 1 is too tight is avoided, then the support rod 5 is connected with the connecting rod 52 through the first bending part 51, so that the connecting rod 2 extends to the center of the heat dissipation port 2, then the support rod is connected with the second bending part 53, the support rod is connected with the rotation driving device 4 through the second bending part 53, the rotation driving device 4 is supported and fixed, the rotation and locking of the grid panel 3 are favorably controlled, and the opening direction of the grid panel 3 is changed.
The application also provides an automatic rainproof air-increasing heat dissipation control method, which is realized by utilizing the rotary bus battery compartment heat dissipation grid, as shown in fig. 8, and comprises the following specific steps:
s1, receiving a grid rotation mode instruction selected by a driver;
s2, sending an angle rotation instruction of the grating panel 3 to the rotation driving device 4 according to the grating rotation mode instruction;
and S3, the rotation driving device 4 executes the angle rotation instruction of the grating panel 3 to drive the grating panel 3 to rotate and lock.
In the present application, different grille shift buttons are provided on the function keyboard of the cab on the electric bus, such as "sunny mode", "rainy mode", "rainstorm mode", "45-degree windward mode", "30-degree windward mode", and the like. Different grid gear buttons can control the grid panel 3 to rotate different angles, and the opening direction of the grid panel 3 is changed, so that different grid rotation modes are realized.
In step S1, the grid rotation mode command is: after the driver judges according to the weather outside the cab, the corresponding grille gear button is pressed on a function keyboard of the cab, and after the corresponding grille gear button is pressed, a grille rotating mode instruction is sent to the electric bus control unit;
in step S2, the electric bus control unit determines a rotation angle at which the corresponding rotary driving device 4 drives the grill panel 3 in the grill rotation mode after receiving the grill rotation mode command selected by the driver, and then issues a grill panel 3 angle rotation command;
in step S3, the rotation driving device 4 receives the grill panel 3 angle rotation command, and executes the grill panel 3 angle rotation command, controls the angle of rotation of the grill panel 3, and changes the opening direction of the grill panel 3 to realize different grill rotation modes.
In a "sunny mode", as shown in fig. 3, an arrow in the attached drawing in fig. 3 indicates a direction of air relative to the electric bus, the weather outside the cab is sunny, the rotation driving device 4 controls the grille panel 3 to rotate to be vertical and the grille opening is formed to face the wind, so that the intake air rate in the battery compartment is greatly increased, and the heat exhausted by the battery box is taken out of the battery compartment by the air to realize the air cooling effect;
in the rain mode, as shown in fig. 4, the arrow in the drawing in fig. 4 indicates the direction of air relative to the electric bus, the weather outside the cab is rainy, the rotation driving device 4 controls the grille panel 3 to rotate to the horizontal direction, and the grille opening faces downwards, so that the entering of rainwater in the cab can be properly reduced, but the air intake is also reduced;
in a "rainstorm mode", as shown in fig. 5, the arrow of the drawing in fig. 5 indicates the direction of air relative to the electric bus, the weather inside and outside the cab is rainstorm, the rotary driving device 4 controls the grille panel 3 to rotate to be vertical and the grille opening is leeward, and rainwater is reduced or prevented from entering the battery compartment;
in the "45 degree mode against the wind" and the "30 degree mode against the wind", as shown in fig. 6 and 7, arrows in the drawings in fig. 6 and 7 indicate directions of air with respect to the electric bus, and the rotation driving device 4 controls the grille panel 3 to be inclined at an angle corresponding to the horizontal as necessary, so that diversity of grille forms can be realized.
In conclusion, according to specific outdoor weather conditions, a driver can control the direction of the opening of the grille by controlling the rotation of the grille panel 3 in the cab, so as to control the air intake in the battery compartment, improve the heat dissipation effect and achieve the waterproof effect, thereby creating a good working environment for the battery, prolonging the service life of the battery and improving the safety performance of the battery.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the protection scope of the present application, and although the present application is 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 on the technical solutions of the present application without departing from the spirit and scope of the technical solutions of the present application.

Claims (10)

1. The rotary bus battery compartment heat dissipation grid comprises a battery compartment door; the battery cabin is provided with a heat dissipation through hole; its characterized in that, rotation type bus battery compartment heat dissipation grid still includes:
the grille panel is arranged in the heat dissipation through hole in a matched mode, communicated with the heat dissipation through hole and capable of horizontally rotating 360 degrees relative to the battery compartment door;
and the rotation driving device is positioned in the center of the grid panel, is connected with the grid panel and drives the grid panel to horizontally rotate for 360 degrees relative to the battery compartment door.
2. The rotating bus battery compartment grill of claim 1, wherein the grill panel comprises:
the panel body is arranged in the heat dissipation through hole in a matched mode and is connected with the rotary driving device;
the grid openings are distributed on the panel body in an arrayed mode and are communicated with the heat dissipation through openings;
and the grid blocking pieces are respectively connected with the panel body and are obliquely arranged above the grid opening corresponding to each grid opening.
3. The rotating bus battery compartment grill of claim 2, wherein the included angle formed between the grill baffles and the corresponding grill opening is 20 degrees0～700。
4. The rotating bus battery compartment grill of claim 2, wherein the grill tabs are arcuate grill tabs.
5. The rotating bus battery compartment grill of claim 2, wherein the grill opening is a rectangular strip grill opening.
6. The rotating bus battery compartment grille of claim 2, wherein a plurality of the grille openings and the corresponding grille blocking pieces are arranged in a square shape on the panel body.
7. The rotating bus battery compartment grill of claim 1, wherein the rotary drive is a micro-motor; the output shaft of the micro motor is connected with the grating panel.
8. The rotating bus battery compartment thermal grill of claim 1, wherein the rotational drive is coupled to the battery compartment door by a support rod.
9. The rotating bus battery compartment grill of claim 8, wherein the support bar comprises a first bend, a link, and a second bend; one end of the first bending part is connected with the battery compartment door; the other end is connected with one end of the connecting rod; the other end of the connecting rod is connected with the second bending part; the second bending part is located at the center of the heat dissipation through opening and connected with the rotary driving device.
10. The automatic rain-proof wind-increasing heat dissipation control method is characterized by being realized by using the rotary type bus battery compartment heat dissipation grid of any one of claims 1 to 9; the method comprises the following specific steps:
s1, receiving a grid rotation mode instruction selected by a driver;
s2, sending a grid panel angle rotation instruction to a rotation driving device according to the grid rotation mode instruction;
and S3, executing the angle rotation instruction of the grating panel by the rotation driving device, and driving the grating panel to rotate and lock.
CN201910949850.9A 2019-10-08 2019-10-08 Rotary bus battery compartment heat dissipation grid and automatic rain-proof wind-increasing heat dissipation control method Pending CN110931912A (en)

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Application Number Priority Date Filing Date Title
CN201910949850.9A CN110931912A (en) 2019-10-08 2019-10-08 Rotary bus battery compartment heat dissipation grid and automatic rain-proof wind-increasing heat dissipation control method

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Application Number Priority Date Filing Date Title
CN201910949850.9A CN110931912A (en) 2019-10-08 2019-10-08 Rotary bus battery compartment heat dissipation grid and automatic rain-proof wind-increasing heat dissipation control method

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CN110931912A true CN110931912A (en) 2020-03-27

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111799409A (en) * 2020-06-02 2020-10-20 珠海格力电器股份有限公司 Battery pack and battery system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111799409A (en) * 2020-06-02 2020-10-20 珠海格力电器股份有限公司 Battery pack and battery system

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