CN114267906B - Battery pack heat preservation control system of automobile with charging function - Google Patents
Battery pack heat preservation control system of automobile with charging function Download PDFInfo
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- CN114267906B CN114267906B CN202111437639.2A CN202111437639A CN114267906B CN 114267906 B CN114267906 B CN 114267906B CN 202111437639 A CN202111437639 A CN 202111437639A CN 114267906 B CN114267906 B CN 114267906B
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- controller
- heat preservation
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- 238000004321 preservation Methods 0.000 title claims abstract description 29
- 239000000428 dust Substances 0.000 claims abstract description 47
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 37
- 238000010438 heat treatment Methods 0.000 claims abstract description 21
- 238000000034 method Methods 0.000 claims description 9
- 238000009413 insulation Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims description 2
- 230000003068 static effect Effects 0.000 abstract description 10
- 230000005611 electricity Effects 0.000 description 8
- 238000001816 cooling Methods 0.000 description 5
- 230000017525 heat dissipation Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 101000974343 Homo sapiens Nuclear receptor coactivator 4 Proteins 0.000 description 4
- 102100022927 Nuclear receptor coactivator 4 Human genes 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 2
- 101100410162 Caenorhabditis elegans ptc-3 gene Proteins 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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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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- Battery Mounting, Suspending (AREA)
Abstract
The invention discloses a battery pack heat preservation control system of an automobile with a charging function, which comprises the following components: the electronic water pump, the side of electronic water pump is provided with water heating PTC, water heating PTC's side is provided with the battery package assembly, the side of battery package assembly is provided with battery package temperature sensor, battery package temperature sensor's side is provided with the controller. This take battery package heat preservation control system of function car that charges when using this take battery package heat preservation control system of function car that charges, when the temperature of battery package assembly is lower, because the atmospheric pressure in the fixed axle is lower, so center post and spliced pole can laminate together, and external wind-force can drive the spliced pole and remove and make spliced pole and center post carry out friction and generate heat to increase the temperature of battery package assembly, both can produce static simultaneously, thereby collect the dust, dust in the stock pole also can be attached to static simultaneously.
Description
Technical Field
The invention relates to the technical field of automobiles, in particular to a battery pack heat preservation control system of an automobile with a charging function.
Background
Compared with the traditional vehicle, the new energy electric vehicle is added with a three-point system such as a battery pack and the like. The low temperature can reduce the output power and the available capacity of the power battery, and under extremely low ambient temperature, the vehicle can directly lead to the temperature reduction of the battery core inside the battery pack without performing active heat preservation control, even lead to low-temperature cold start failure, reduce the service life of the battery, influence the whole vehicle endurance mileage, and reduce the whole vehicle power performance evaluation index of customers. Therefore, the design of the charging heat preservation function of the battery pack at low temperature is particularly important, and when the temperature of the battery pack is high, the service life of the battery pack is also reduced, the traditional battery pack utilizes air cooling to increase the cooling effect, but dust is accumulated in the device in the cooling process, so that the normal use of the device is affected.
Disclosure of Invention
The invention aims to provide a battery pack heat preservation control system of an automobile with a charging function, which aims to solve the problems that automatic adjustment is inconvenient and automatic ash removal is impossible when the temperature of a battery pack is low and high in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions: a battery pack thermal insulation control system of an automobile with a charging function comprises:
the solar battery pack comprises an electronic water pump, wherein a water heating PTC is arranged on the side face of the electronic water pump, a battery pack assembly is arranged on the side face of the water heating PTC, a battery pack temperature sensor is arranged on the side face of the battery pack assembly, a controller is arranged on the side face of the battery pack temperature sensor, the electronic water pump and the water heating PTC are respectively arranged on the side face of the controller, the battery pack assembly is cuboid, and fixing plates are arranged at two ends of the battery pack assembly;
after the battery pack assembly is attached to the inside of the vehicle, the battery pack assembly is fixed by connecting the vehicle through bolts penetrating through the fixing plates.
The charging gun charging sensor is provided with a controller on the side face of the charging gun charging sensor.
As the preferable technical scheme of the invention, the side surface of the battery pack assembly is provided with the fixing groove at equal angles, the inside of the fixing groove is provided with the fixing shaft in a rotating way, the side surface of the fixing shaft is provided with the first blades at equal angles, the side surfaces of the first blades are equidistantly provided with the guide plates which incline to the fixing shaft, the inside of the guide plates is provided with the guide grooves, and the diameter of the guide grooves at the nearer end of the guide grooves from the fixing shaft is larger than the diameter of the guide grooves at the farther end of the guide grooves from the fixing shaft.
By adopting the technical scheme, when external air blows to the battery pack assembly, heat of the battery pack assembly can be dissipated, heat of the battery pack assembly can be transferred to the fixed shaft, and when external air blows to the fixed shaft and the first blade, heat of the fixed shaft and the surface of the first blade can be taken away, so that the heat dissipation speed of the battery pack assembly is increased, and the battery pack assembly is cooled conveniently.
As a preferable technical scheme of the invention, the first blade is internally provided with a second blade in a sliding manner, and one end of the second blade, which is positioned in the first blade, is provided with a piston ring for increasing air tightness.
By adopting the technical scheme, when the temperature of the battery pack assembly is higher, the temperature of the battery pack assembly can be transmitted to the fixed shaft, and because the piston ring seals the inside of the fixed shaft, when the temperature of the fixed shaft is increased, the internal air pressure of the fixed shaft can be increased, so that when the temperature of the battery pack assembly is increased, the air pressure in the fixed shaft is increased to push the second blade to move outwards, the contact area of the whole device and external air is increased, the heat dissipation effect of the device is increased, and when the temperature of the battery pack assembly is lower, the air pressure in the fixed shaft can be reduced, so that the second blade is driven to shrink into the inside of the first blade, the contact area of the device and the external air is reduced, and the heat dissipation speed of the device is reduced.
As a preferable technical scheme of the invention, the side face of the piston ring is provided with a connecting column, the far end of the connecting column from the piston ring is made of rubber material, the side face of the piston ring is provided with a central column in a fitting way, two ends of the central column are connected with the fixing groove, and the central column is positioned in the fixing shaft.
By adopting the technical scheme, when the second blade is retracted into the first blade, the connecting column can move inwards to be in contact with the central column, and the external gas can still drive the fixed shaft, the first blade, the second blade and the connecting column to rotate, at the moment, the connecting column can continuously rub with the central column, at the moment, the connecting column and the central column can generate heat, so that the temperature of the battery pack assembly is increased, the battery pack assembly is warmed, static electricity is generated by the connecting column, the static electricity of the connecting column can be transferred to the second blade connected with the connecting column, so that the second blade has the function of absorbing dust, and the external dust can be conveniently collected, so that the normal use of the device is avoided.
As the preferable technical scheme of the invention, the first blade and the second blade are in a funnel shape which is far away from the fixed shaft and is convenient for dust to enter, and an accelerating structure and a dust removing structure are respectively arranged in the second blade.
By adopting the technical scheme, the air inlet end of the second blade is funnel-shaped, so that external dust can enter the second blade for storage.
As the preferable technical scheme of the invention, the ash cleaning structure comprises a supporting plate, storage rods and a fixing ring, wherein the supporting plate is arranged on the side surface of the second blade in a sliding way, a plurality of storage rods are arranged at equal intervals, the storage rods are embedded in fixing holes, the fixing holes are formed in the fixing ring, and the fixing holes are correspondingly formed in the fixing ring.
By adopting the technical scheme, after dust flows into the second blade, the attractive force of the second blade, which is more than the charge attached to the near end of the connecting column, to the dust is larger, so that the dust moves downwards under the action of the attractive force, and then enters the storage rod through the fixing hole, so that the dust is stored.
As a preferable technical scheme of the invention, the accelerating structure comprises a fixed spring, and the fixed spring is arranged in the inner side of the second blade positioned on the supporting plate.
By adopting the technical scheme, when the temperature of the battery pack assembly is increased, the temperature in the fixed shaft is increased, so that the second blade is pushed to move outwards, attractive force is generated between the center column and the connecting column due to different charges generated by mutual friction, so that the second blade is pushed to move outwards after the air pressure in the fixed shaft reaches a certain stage, the second blade is pushed to accelerate to move outwards due to the large thrust force at the moment, and the fixed spring is contracted in the initial moving process of the second blade, so the backup pad and the pole that stores can not take place to remove, and when the later stage that the second blade removed, at the second blade in the mid-term removal in-process store the pole and remove along with the second blade, at the later stage that the second blade removed, the fixed spring stretches, accelerate the pole that stores to throw away the dust in the pole outwards fast, the inside dust of this preceding pole that stores is in the same place rather than laminating, so can attach the charge, so when the dust that is thrown away has the attraction to external dust, so can take the dust in the device outwards to clean the inside of device.
As a preferable technical scheme of the invention, the side surface of the central column is provided with an arc-shaped guide block.
By adopting the technical scheme, the guide block can guide the connecting column, so that the connecting column and the second blade can outwards move at the fixed position, dust can outwards move along the fixed track, and dust in the device can be conveniently cleaned.
A heat preservation control method for an automobile battery pack with a function to be charged comprises the following steps:
a. the controller sends out a battery pack assembly heat preservation demand signal when the lowest temperature of the battery pack assembly is less than A1 and the vehicle charging gun has a charging signal, and exits from the battery pack assembly heat preservation demand when the lowest temperature of the battery pack assembly is less than A2 or the vehicle charging gun has no charging signal.
b. According to the state of the heat preservation demand signal of the battery pack assembly, when the heat preservation demand signal of the battery pack assembly exists, the controller directly sends control signals to the sub-controller of the electronic water pump and the water heating PTC sub-controller, and the specific control is completed by the sub-controller. When no battery pack heat preservation demand signal exists, the controller stops sending control signals to the sub-controller of the electronic water pump and the water heating PTC.
Compared with the prior art, the invention has the beneficial effects that: when the battery pack heat preservation control system of the automobile with the charging function is used, when the temperature of the battery pack assembly is low, the central column and the connecting column are attached together due to the fact that the air pressure in the fixing shaft is low, and external wind power can drive the connecting column to move so that the connecting column and the central column perform friction heating, the temperature of the battery pack assembly is increased, static electricity can be generated by the connecting column and the central column, dust is collected, and meanwhile the dust in the storage rod is attached with the static electricity;
when the temperature of the battery pack assembly rises, the air pressure in the fixing shaft increases to push the second blade to move outwards to increase the air cooling area of the device, and dust in the storage rod can be thrown out.
Drawings
FIG. 1 is a schematic diagram of the connection structure of an electronic water pump and a battery pack assembly according to the present invention;
FIG. 2 is a schematic perspective view of a battery pack assembly according to the present invention;
FIG. 3 is a schematic side cross-sectional view of a battery pack assembly and a stationary trough of the present invention;
FIG. 4 is a schematic view of the mounting cross-sectional structure of the center post and stationary shaft of the present invention;
FIG. 5 is an enlarged schematic view of the structure of FIG. 4A according to the present invention;
FIG. 6 is a schematic view of a securing ring of the present invention in a cross-sectional view;
fig. 7 is a schematic perspective view of a first blade according to the present invention.
In the figure: 1. an electronic water pump; 2. a battery pack assembly; 201. a fixing plate; 202. a fixing groove; 203. a center column; 204. a guide block; 205. a fixed shaft; 206. a first blade; 207. a deflector; 208. a diversion trench; 209. a second blade; 210. piston rings; 211. a connecting column; 212. a fixed spring; 213. a support plate; 214. a storage rod; 215. a fixing ring; 216. a fixing hole; 3. water heating PTC; 4. a battery pack temperature sensor; 5. a controller; 6. the charging gun charges the sensor.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-7, the present invention provides a technical solution: a battery pack thermal insulation control system of an automobile with a charging function comprises:
the electronic water pump 1, the side of the electronic water pump 1 is provided with a water heating PTC3, the side of the water heating PTC3 is provided with a battery pack assembly 2, the side of the battery pack assembly 2 is provided with a battery pack temperature sensor 4, the side of the battery pack temperature sensor 4 is provided with a controller 5, the side of the controller 5 is respectively provided with the electronic water pump 1 and the water heating PTC3, the battery pack assembly 2 is cuboid, and two ends of the battery pack assembly 2 are provided with fixing plates 201; after attaching the battery pack assembly 2 to the inside of the vehicle, the battery pack assembly 2 is fixed by connecting the vehicle with bolts through the fixing plate 201. The charging gun charging sensor 6, and a controller 5 is arranged on the side face of the charging gun charging sensor 6.
The side of the battery pack assembly 2 is provided with a fixed groove 202 at equal angles, a fixed shaft 205 is rotatably arranged in the fixed groove 202, a plurality of first blades 206 are arranged on the side of the fixed shaft 205 at equal angles, guide plates 207 which incline to the fixed shaft 205 are equidistantly arranged on the side of the first blades 206, guide grooves 208 are formed in the guide plates 207, and the diameter of the guide grooves 208, which is closer to the fixed shaft 205, is larger than the diameter of the guide grooves 208, which is farther from the fixed shaft 205; when the external air blows to the battery pack assembly 2, heat of the battery pack assembly 2 is radiated, the heat of the battery pack assembly 2 is also transferred to the fixed shaft 205 and the first blade 206, and when the external air blows to the fixed shaft 205 and the first blade 206, the heat of the surfaces of the fixed shaft 205 and the first blade 206 is taken away, so that the radiating speed of the battery pack assembly 2 is increased, and the battery pack assembly 2 is cooled conveniently; the inside of the first blade 206 is slidably provided with a second blade 209, and one end of the second blade 209 located inside the first blade 206 is provided with a piston ring 210 for increasing air tightness; when the temperature of the battery pack assembly 2 is higher, the temperature of the battery pack assembly 2 is also transmitted to the fixed shaft 205, and because the piston ring 210 seals the inside of the fixed shaft 205, when the temperature of the fixed shaft 205 is increased, the internal air pressure of the fixed shaft 205 is also increased, so that when the temperature of the battery pack assembly 2 is increased, the air pressure in the fixed shaft 205 is increased to push the second blade 209 to move outwards, thereby increasing the contact area of the whole device with external air, increasing the heat dissipation effect of the device, and when the temperature of the battery pack assembly 2 is lower, the air pressure in the fixed shaft 205 is also reduced, so that the second blade 209 is driven to shrink into the inside of the first blade 206, thereby reducing the contact area of the device with the external air and reducing the heat dissipation speed of the device; the side of the piston ring 210 is provided with a connecting column 211, the connecting column 211 is formed by rubber materials at the far end from the piston ring 210, the side of the piston ring 210 is provided with a central column 203 in an attaching way, two ends of the central column 203 are connected with the fixing groove 202, and the central column 203 is positioned in the fixing shaft 205; when the second blade 209 is retracted into the first blade 206, the connection column 211 moves inwards to contact with the central column 203, and the external air still drives the fixed shaft 205, the first blade 206, the second blade 209 and the connection column 211 to rotate, at this time, the connection column 211 will continuously rub against the central column 203, at this time, the connection column 211 and the central column 203 will generate heat, so as to increase the temperature of the battery pack assembly 2, the battery pack assembly 2 has a heating effect, at the same time, the connection column 211 will generate static electricity, and the static electricity of the connection column 211 will be transferred to the second blade 209 connected with the connection column, so that the second blade 209 has the function of absorbing dust, thereby facilitating the collection of external dust and avoiding the dust from affecting the normal use of the device; the first blade 206 and the second blade 209 are funnel-shaped at the far end away from the fixed shaft 205 for facilitating the entry of dust, and an accelerating structure and a dust removing structure are respectively arranged in the second blade 209; because the air inlet end of the second blade 209 is funnel-shaped, external dust can enter the second blade 209 for storage; the ash removal structure comprises a supporting plate 213, a storage rod 214 and a fixed ring 215, wherein the supporting plate 213 is arranged in the second blade 209 in a sliding manner, a plurality of storage rods 214 are arranged on the side surface of the supporting plate 213 at equal intervals, the storage rods 214 are embedded in a fixed hole 216, the fixed hole 216 is formed in the fixed ring 215, and the fixed hole 216 is correspondingly formed in the fixed ring 215; when the dust flows into the second blade 209, the second blade 209 has a larger attraction force to the dust due to the charge attached to the closer end of the second blade 209 from the connecting column 211, so that the dust moves downward under the attraction force and then enters the storage rod 214 through the fixing hole 216, thereby storing the dust; the accelerating structure comprises a fixed spring 212, wherein the fixed spring 212 is arranged inside the second blade 209, and the fixed spring 212 is positioned in the supporting plate 213; when the temperature of the battery pack assembly 2 increases, the temperature in the fixed shaft 205 increases, so that the second blade 209 is pushed to move outwards, because the center post 203 and the connecting post 211 are rubbed with each other to generate different charges, attractive force is generated between the center post 203 and the connecting post 211, so that the air pressure in the fixed shaft 205 reaches a certain stage and pushes the second blade 209 to move outwards, the second blade 209 is pushed to move outwards due to the fact that the thrust received by the second blade 209 is large at the moment, the fixed spring 212 contracts in the initial moving process of the second blade 209, the supporting plate 213 and the storage rod 214 cannot move, and the storage rod 214 moves along with the second blade 209 in the middle moving process of the second blade 209, and the fixed spring 212 stretches to accelerate the storage rod 214 in the later moving process of the second blade 209, so that dust in the storage rod 214 is thrown outwards rapidly, and the dust in the storage rod 214 is attached to the dust, so that attractive force is increased, and the dust attached to the dust has a device for cleaning the dust outside, and the dust attached to the dust inside the device is cleaned; the side surface of the center column 203 is provided with an arc-shaped guide block 204; the guide block 204 can guide the connecting column 211, so that the connecting column 211 and the second blade 209 move outwards at a fixed position, and dust moves outwards along a fixed track, so that dust in the device can be cleaned conveniently.
A heat preservation control method for an automobile battery pack with a function to be charged comprises the following steps:
a. the controller 5 reads the signal of the battery pack temperature sensor 4, the signal of the charging gun charging sensor 6, when the lowest temperature of the battery pack assembly 2 is less than A1 and the charging gun of the vehicle has a charging signal, the controller 5 sends out the heat preservation requirement signal of the battery pack assembly 2, and when the lowest temperature of the battery pack assembly 2 is less than A2 or the charging gun of the vehicle has no charging signal, the heat preservation requirement of the battery pack assembly 2 is exited.
b. According to the state of the heat preservation demand signal of the battery pack assembly 2, when the heat preservation demand signal of the battery pack assembly 2 exists, the controller 5 directly sends control signals to the sub-controller of the electronic water pump 1 and the water heating PTC3 sub-controller, and the specific control is completed by the sub-controller. When no battery pack heat preservation demand signal exists, the controller 5 stops sending control signals to the sub-controller of the electronic water pump 1 and the water heating PTC 3.
Working principle: when the battery pack heat preservation control system of the automobile with the charging function is used, when the temperature of the battery pack assembly 2 is low, the central column 203 and the connecting column 211 are attached together due to low air pressure in the fixed shaft 205, and external wind power drives the connecting column 211 to move so that the connecting column 211 and the central column 203 perform friction heating, thereby increasing the temperature of the battery pack assembly 2, generating static electricity, collecting dust, and attaching the static electricity to the dust in the storage rod 214;
when the temperature of the battery pack assembly 2 rises, the air pressure in the fixing shaft 205 increases to push the second blade 209 to move outwards to increase the air cooling area of the device, and at the moment, dust in the storage rod 214 can be thrown away.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a battery package heat preservation control system of function car charges in area which characterized in that includes:
the solar battery pack comprises an electronic water pump (1), wherein a water heating PTC (3) is arranged on the side face of the electronic water pump (1), a battery pack assembly (2) is arranged on the side face of the water heating PTC (3), a battery pack temperature sensor (4) is arranged on the side face of the battery pack assembly (2), a controller (5) is arranged on the side face of the battery pack temperature sensor (4), the electronic water pump (1) and the water heating PTC (3) are respectively arranged on the side face of the controller (5), the battery pack assembly (2) is cuboid, and fixing plates (201) are arranged at two ends of the battery pack assembly (2); a charging gun charging sensor (6), wherein a controller (5) is arranged on the side surface of the charging gun charging sensor (6); the battery pack assembly comprises a battery pack assembly (2), wherein fixing grooves (202) are formed in the side faces of the battery pack assembly (2) at equal angles, a fixing shaft (205) is rotatably arranged in the fixing grooves (202), a plurality of first blades (206) are arranged on the side faces of the fixing shaft (205) at equal angles, guide plates (207) which incline to the fixing shaft (205) are arranged on the side faces of the first blades (206) at equal intervals, guide grooves (208) are formed in the guide plates (207), and the diameter of the guide grooves (208) at the near end of the fixing shaft (205) is larger than the diameter of the guide grooves (208) at the far end of the fixing shaft (205); a second blade (209) is slidably arranged in the first blade (206), and a piston ring (210) for increasing air tightness is arranged at one end of the second blade (209) positioned in the first blade (206); the side of piston ring (210) is provided with spliced pole (211), spliced pole (211) are formed by rubber material from piston ring (210) more distal end, the laminating of side of piston ring (210) is provided with center post (203), both ends and fixed slot (202) of center post (203) are connected, center post (203) are located the inside of fixed axle (205).
2. The battery pack thermal insulation control system of an automobile with a charging function according to claim 1, wherein: the first blade (206) and the second blade (209) are in a funnel shape which is convenient for dust to enter from the far end of the fixed shaft (205), and an accelerating structure and a dust removing structure are respectively arranged in the second blade (209).
3. The battery pack thermal insulation control system of an automobile with a charging function according to claim 2, wherein: the ash removal structure comprises a supporting plate (213), a storage rod (214) and a fixed ring (215), wherein the supporting plate (213) is arranged inside the second blade (209) in a sliding mode, a plurality of storage rods (214) are arranged on the side faces of the supporting plate (213) at equal intervals, the storage rods (214) are embedded in the fixed holes (216), the fixed holes (216) are formed in the fixed ring (215), and the fixed holes (216) are correspondingly formed in the fixed ring (215).
4. The battery pack thermal insulation control system of an automobile with a charging function according to claim 3, wherein: the accelerating structure comprises a fixed spring (212), wherein the fixed spring (212) is arranged inside the second blade (209), and the fixed spring (212) is positioned in the supporting plate (213).
5. The battery pack thermal insulation control system of an automobile with a charging function according to claim 1, wherein: the side of the center column (203) is provided with an arc-shaped guide block (204).
6. A control method applied to the battery pack thermal insulation control system of the car with charging function according to any one of claims 1 to 5, comprising the steps of:
a. the controller (5) reads the signal of the battery pack temperature sensor (4) and the signal of the charging gun charging sensor (6), when the lowest temperature of the battery pack assembly (2) is less than A1 and the vehicle charging gun has a charging signal, the controller (5) sends out the heat preservation requirement signal of the battery pack assembly (2), and when the lowest temperature of the battery pack assembly (2) is less than A2 or the vehicle charging gun has no charging signal, the controller exits the heat preservation requirement of the battery pack assembly (2); b. according to the state of the heat preservation demand signal of the battery pack assembly (2), when the heat preservation demand signal of the battery pack assembly (2) exists, the controller (5) directly sends control signals to the sub-controller of the electronic water pump (1) and the sub-controller of the water heating PTC (3), and the specific control is completed by the sub-controller; when no battery pack heat preservation demand signal exists, the controller (5) stops sending control signals to the sub-controller of the electronic water pump (1) and the water heating PTC (3).
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