WO2021129869A1 - Temperature automatic control tray, charging bin, battery replacement station and energy storage station - Google Patents

Abstract

Disclosed are a temperature automatic control tray (100), a charging bin (400), a battery replacement station (500), and an energy storage station. The temperature automatic control tray (100) is used for bearing and cooling a battery pack (90), and comprises a refrigeration unit (12) and a tray body (11), wherein the refrigeration unit (12) is arranged to be connected to the tray body (11), and the refrigeration unit (12) is a refrigeration pipe (22) and/or a self-circulation heat dissipation module (30). By designing the refrigeration unit (12) as a refrigeration plate (20), a self-circulation heat dissipation module (30), or both the refrigeration plate (20) and the self-circulation heat dissipation module (30), and arranging the refrigeration unit (12) to be connected to the tray body (11), absorption of heat generated by the battery pack (90) by means of the refrigeration unit (12) is facilitated, accumulation of heat inside the battery pack (90) is avoided, control over the temperature of the battery pack (90) within a suitable temperature range is thus facilitated, improvement of the charging efficiency of the battery pack (90) is facilitated, and prolonging of the service life of the battery pack (90) is also facilitated.

Description

Automatic temperature control tray, charging warehouse, switching station and energy storage station

This application claims the priority of the Chinese patent application CN201911368257.1 whose filing date is December 26, 2019. This application quotes the full text of the aforementioned Chinese patent application.

Technical field

The invention relates to the field of electric vehicles, in particular to a temperature automatic control tray, a charging warehouse, a replacement station and an energy storage station.

Background technique

At present, the emission of automobile exhaust is still an important factor in environmental pollution. In order to control automobile exhaust, people have developed natural automobiles, hydrogen-fueled automobiles, solar-powered automobiles, and electric automobiles to replace fuel-burning automobiles. Among them, the most promising application is electric vehicles. Current electric vehicles mainly include two types: direct charging and quick-change.

For quick-change electric vehicles, the battery pack removed from the electric vehicle is usually first placed on the battery pack tray, and then the battery pack is transferred to the charging station by the battery pack tray, and then in the charging warehouse of the charging station Charge the battery pack inside.

The battery pack generates heat during charging. The battery pack in the charging station is a lithium-ion battery. The characteristics of the lithium-ion battery determine that its charging and discharging must be carried out in a certain temperature range, otherwise the performance of the lithium-ion battery will decrease. The normal operating temperature of lithium-ion batteries is generally 10-30 degrees Celsius.

However, the current battery pack trays are generally all-steel structural parts with poor thermal conductivity. When the battery pack is charged in the charging compartment of the charging station, the bottom of the battery pack is in contact with the battery pack tray. Therefore, It is not conducive to the heat dissipation at the bottom of the battery pack, thereby affecting the charging efficiency of the battery pack.

In summary, the current battery pack tray is not conducive to the heat dissipation of the battery pack and affects the charging efficiency of the battery pack.

Summary of the invention

The technical problem to be solved by the present invention is to overcome the above-mentioned defect that the battery pack tray is not conducive to the heat dissipation of the battery pack in the prior art, and to provide an automatic temperature control tray, a charging bin, a replacement station and an energy storage station.

The present invention solves the above-mentioned technical problems through the following technical solutions: an automatic temperature control tray for carrying and cooling battery packs, which is characterized in that it includes a refrigeration part and a tray body, and the refrigeration part is arranged to be connected to the tray. The main body is connected, and the refrigeration part is a refrigeration pipe and/or a self-circulating heat dissipation module.

In this solution, by adopting the above structure, the refrigeration part is designed as a refrigeration tube, a self-circulation heat dissipation module or both a refrigeration tube and a self-circulation heat dissipation module, and the refrigeration part is connected to the tray body, thereby facilitating refrigeration The part absorbs the heat generated by the battery pack to prevent heat from accumulating inside the battery pack, thereby helping to control the temperature of the battery pack within a suitable temperature range, improving the charging efficiency of the battery pack, and improving the life of the battery pack .

Preferably, the refrigeration pipe is directly arranged on the tray body, or the refrigeration pipe is arranged on the tray body through a refrigeration plate.

In this solution, by adopting the above structure, the refrigeration tube is directly arranged on the tray body, which reduces the connecting parts between the refrigeration tube and the tray body, which is beneficial to simplify the structure of the automatic temperature control tray. The refrigeration pipe is arranged on the tray body through the refrigeration plate, and the refrigeration pipe is fixed by the refrigeration plate, which is beneficial to prevent the refrigeration pipe from being accidentally damaged, and is beneficial to improve the service life of the refrigeration part.

Preferably, the refrigeration tubes are continuously and evenly spaced on the tray body.

In this solution, by adopting the above structure, the refrigeration pipes are continuously and evenly spaced on the tray body, which is beneficial to improve the uniformity of the temperature of the refrigeration part, and further helps to improve the uniformity of the temperature of the battery pack.

Preferably, the refrigerating plate is arranged on the upper side of the tray body; or the tray body has a hollow frame, and the refrigerating plate is embedded in the hollow frame.

In this solution, by adopting the above structure, by arranging the refrigeration plate on the upper side of the tray body, the refrigeration plate is directly in contact with the battery pack, which is beneficial to improve the heat dissipation efficiency of the battery pack. By designing the refrigerating plate in the hollow frame of the tray body, it is beneficial to simplify the structure of the refrigerable battery pack tray.

Preferably, the refrigeration plate and the tray body are connected by welding or bolt assembly.

In this solution, by adopting the above structure, the refrigeration plate and the tray body are connected by welding or bolt components, which is beneficial to improve the integrity and stability of the automatic temperature control tray.

Preferably, the refrigerating plate includes a plate body and a pipe arranged in the plate body, and the refrigerating pipe is arranged in the pipe.

In this solution, by adopting the above structure, by arranging the pipe in the plate body and the refrigeration pipe in the pipe, it is helpful to avoid accidental sliding of the refrigeration pipe, to improve the stability of the refrigeration plate, and to reduce the accident of the refrigeration pipe. Probability of damage.

Preferably, the upper side of the refrigeration tube is a plane, and the plane is flush with the upper side of the tray body.

In this solution, by adopting the above structure and designing the upper side surface of the refrigeration tube as a plane, it is beneficial to increase the contact area between the refrigeration tube and the battery pack, and further help to improve the heat dissipation efficiency of the battery pack. By designing the upper side of the refrigeration pipe to be flush with the upper side of the plate, it is beneficial to reduce the probability of accidental damage to the pipe.

Preferably, the automatic temperature control tray further includes a cooling joint, which is connected to both ends of the refrigeration pipe, or a refrigeration plate is provided with a cooling joint, and the cooling joint is connected to both ends of the refrigeration pipe. At the end, the cooling connector is used for docking with the cooling system of the charging compartment.

In this solution, by adopting the above structure, the cooling connector is used to connect with the cooling system of the charging bin, which is beneficial to improve the convenience of connecting the temperature automatic control tray and the charging bin.

Preferably, the material of the plate body includes one of aluminum alloy, copper, steel or graphite; the material of the refrigeration tube includes one of aluminum alloy, copper or steel; and/or the material of the refrigeration tube The structure is a round tube or rectangular tube.

Preferably, the self-circulating heat dissipation module includes a circulation pipe, the circulation pipe includes a heating part and a cooling part, the heating part is used to absorb heat generated by the battery pack and form steam, and the cooling part is used to cool the steam and Form liquid.

In this solution, by adopting the above structure, the heating part of the circulation tube is used to absorb the heat of the battery pack and form steam, and the cooling part is used to cool the steam and form a liquid, thereby efficiently cooling the battery pack and avoiding heat in the battery pack. The internal accumulation is beneficial to control the temperature of the battery pack within a suitable temperature range, which is beneficial to improve the charging efficiency of the battery pack, and is also beneficial to increase the life of the battery pack.

Preferably, the circulation pipe further includes a return part for returning the cooled liquid to the heating part.

In this solution, by adopting the above structure, the recirculation part is used to return the liquid to the heating part, so that the cooled liquid can continue to absorb heat and evaporate, and then enter the cooling part again to be cooled as a liquid, which is beneficial to improve the circulation of the liquid evaporating into a gas. Efficiency, in turn, is beneficial to improve the efficiency of heat exchange, and is beneficial to control the temperature of the battery pack within a suitable temperature range.

Preferably, the return portion is a porous structure provided on the inner wall of the circulation pipe.

In this solution, by adopting the above structure, the capillary phenomenon of the liquid in the porous structure is used, which is beneficial to the liquid to reach the heating part quickly, which is beneficial to improve the circulation efficiency of the liquid evaporating into a gas, and thus the efficiency of heat exchange. , Which is conducive to controlling the temperature of the battery pack within a suitable temperature range.

Preferably, the return portion is a capillary structure on the wall surface of a liquid wick or a circulation tube.

In this solution, by adopting the above structure, the capillary structure of the wick or the wall surface of the circulation tube is used, which is conducive to the occurrence of capillary phenomenon, which in turn is conducive to the rapid arrival of the liquid to the heating part, which is conducive to improving the circulation efficiency of the liquid evaporating into gas , Which in turn is beneficial to improve the efficiency of heat exchange, and is beneficial to control the temperature of the battery pack within a suitable temperature range.

Preferably, the self-circulating heat dissipation module and the tray body are connected by welding or bolt assembly.

In this solution, through the adoption of the above structure, the self-circulating heat dissipation module and the tray body are connected by welding or bolt components, which is beneficial to improve the integrity and stability of the automatic temperature control tray.

Preferably, the self-circulating heat dissipation module further includes a heating body and a cooling body, the heating part is inserted into the heating body, and the cooling part is inserted into the cooling body.

In this solution, by adopting the above structure, the heating body and the cooling body are inserted into the heating part and the cooling part respectively, which is beneficial to improve the heat absorption efficiency of the heating part and also helps to improve the heat dissipation efficiency of the cooling part.

Preferably, the refrigerating part further includes a refrigerating frame, the refrigerating frame is provided with a plurality of accommodating frames, and the self-circulating heat dissipation module is arranged in the accommodating frame.

In this solution, by adopting the above structure, a self-circulating heat dissipation module is provided with a refrigeration unit including a plurality of accommodating tubes, which is beneficial to improve the integrity of the refrigeration unit and simplify the installation steps of the refrigeration unit.

Preferably, the refrigeration frame and the tray body are connected by welding or bolt assembly.

In this solution, by adopting the above structure, the refrigeration frame and the tray body are connected by welding or bolt components, which is beneficial to improve the integrity and stability of the automatic temperature control tray.

A charging bin is characterized in that it comprises a battery pack and the automatic temperature control tray as described above, and the battery pack is arranged on the automatic temperature control tray.

In this solution, by adopting the above structure, the temperature is automatically controlled by the tray to carry the battery pack, and the battery pack is charged in the charging compartment, which is conducive to dissipating the heat generated by the battery pack in time, avoiding heat accumulation inside the battery pack, and thus beneficial Controlling the temperature of the battery pack within a suitable temperature range is beneficial to improve the charging efficiency of the battery pack and also helps to increase the life of the battery pack.

Preferably, an electrical connector and a cooling joint are provided on the charging bin, and the cooling joint on the charging bin is used for docking with the cooling joint of the automatic temperature control tray.

In this solution, by adopting the above structure, the cooling connector of the charging bin is connected to the cooling connector of the automatic temperature control tray, which is beneficial to simplify the connection form of the automatic temperature control tray and improve the heat dissipation efficiency of the automatic temperature control tray.

Preferably, a battery pack sensor is also provided on the charging bin to sense whether the battery pack is in a charging state.

In this solution, by adopting the above structure, the battery pack sensor is used to sense whether the battery pack is in a charging state, which is beneficial to further control the temperature and automatically control whether the tray cools the battery pack, which is beneficial to avoid waste of energy and is beneficial to increase the charging bin. Energy efficiency.

Preferably, the battery pack sensor is provided on the electrical connector.

In this solution, by adopting the above structure, the battery pack sensor is arranged on the electrical connector, which is beneficial to simplify the structure of the charging compartment.

Preferably, the charging compartment further includes a charger module for charging the battery pack.

In this solution, by adopting the above structure, the charger module in the charging compartment is used to charge the battery pack, which is beneficial to improve the efficiency of charging the battery pack.

A switch station is characterized in that it includes the charging bin as described above, and also includes a cooling system for providing a cooling medium to the temperature automatic control tray in the charging bin.

In this solution, by adopting the above structure, the cooling system of the power exchange station is used to provide the cooling medium for the temperature automatic control tray, which is beneficial to improve the cooling efficiency of the temperature automatic control tray, avoid heat accumulation inside the battery pack, and then help to save the battery. The temperature of the pack is controlled within a suitable temperature range, which is conducive to improving the charging efficiency of the battery pack and also helps to increase the life of the battery pack.

Preferably, the cooling system includes a control unit, and the control unit receives a signal from a battery pack sensor and turns on the power pump of the cooling system according to the signal, forming a cooling circuit with the refrigeration pipe of the temperature automatic control tray.

In this solution, by adopting the above structure, the control unit is used to control the power pump of the cooling system according to the signal of the battery pack sensor, which is beneficial to further control the temperature and automatically control whether the tray cools the battery pack, which is beneficial to avoid waste of energy. It is beneficial to improve the energy utilization rate of the charging warehouse.

An energy storage station is characterized in that it includes the charging bin as described above, and further includes a cooling system for providing a cooling medium to the temperature automatic control tray in the charging bin.

In this solution, by adopting the above structure, the cooling system of the charging compartment is used to provide a cooling medium for the temperature automatic control tray, which is beneficial to improve the cooling efficiency of the temperature automatic control tray, avoid heat accumulation inside the battery pack, and further facilitate the battery The temperature of the pack is controlled within a suitable temperature range, which is conducive to improving the charging efficiency of the battery pack, and it is also conducive to improving the life of the battery pack.

Preferably, the cooling system includes a control unit, and the control unit receives a signal from a battery pack sensor and turns on the power pump of the cooling system according to the signal, forming a cooling circuit with the refrigeration pipe of the automatic temperature control tray.

In this solution, by adopting the above structure, the control unit is used to control the power pump of the cooling system according to the signal of the battery pack sensor, which is beneficial to further control the temperature and automatically control whether the tray cools the battery pack, which is beneficial to avoid waste of energy. It is beneficial to improve the energy utilization rate of the charging warehouse.

On the basis of conforming to common knowledge in the field, the above-mentioned preferred conditions can be combined arbitrarily to obtain preferred embodiments of the present invention.

The positive and progressive effects of the present invention are:

In the present invention, the refrigeration part is designed as a refrigeration plate, a self-circulation heat dissipation module, or both a refrigeration plate and a self-circulation heat dissipation module, and the refrigeration part is arranged to be connected to the tray body, thereby facilitating the refrigeration part to absorb the heat generated by the battery pack. Avoiding the accumulation of heat inside the battery pack will help control the temperature of the battery pack within a suitable temperature range, help improve the charging efficiency of the battery pack, and increase the life of the battery pack.

Description of the drawings

Fig. 1 is a schematic diagram of the structure of an automatic temperature control tray according to Embodiment 1 of the present invention.

2 is a schematic diagram of the structure of the tray body of the temperature automatic control tray according to Embodiment 1 of the present invention.

FIG. 3 is a schematic diagram of the structure of the refrigeration plate of the temperature automatic control tray according to Embodiment 1 of the present invention.

4 is another schematic diagram of the structure of the refrigeration plate of the automatic temperature control tray according to Embodiment 1 of the present invention.

FIG. 5 is a schematic structural diagram of a self-circulating heat dissipation module of an automatic temperature control tray according to Embodiment 2 of the present invention.

Fig. 6 is another structural schematic diagram of the self-circulating heat dissipation module of the automatic temperature control tray according to the second embodiment of the present invention.

FIG. 7 is a schematic diagram of the structure of a charging bin according to Embodiment 4 of the present invention.

FIG. 8 is a schematic diagram of the cooling joint structure of the charging compartment according to Embodiment 4 of the present invention.

Fig. 9 is a schematic diagram of the structure of a switching station according to Embodiment 5 of the present invention.

Fig. 10 is a schematic diagram of the structure of the charging rack of the switching station according to the fifth embodiment of the present invention.

The reference signs are as follows: automatic temperature control tray 100, tray body 11, refrigeration part 12, refrigeration plate 20, plate body 21, refrigeration pipe 22, cooling joint 23, self-circulation heat dissipation module 30, circulation pipe 31, heating part 32, cooling Section 33, heating body 34, cooling body 35, refrigeration frame 36, charging bin 400, electrical connector 41, cooling connector 42, circuit connector 43, liquid circuit connector 44, charger module 45, power exchange station 500, cooling system 51, Full-function container 600, charging room 61, battery swap platform 62, monitoring room 63, charging container 64, battery swap trolley 65, palletizer 66, rail 67, charging rack 68, battery pack 90.

Detailed ways

The present invention will be further described by way of examples below, but the present invention is not limited to the scope of the described examples.

Example 1

As shown in Figures 1 to 4, this embodiment is an automatic temperature control tray 100 for carrying and cooling battery packs. It includes a refrigerating part 12 and a tray body 11. The refrigerating part 12 is arranged to be connected to the tray body 11. The refrigeration unit 12 in this embodiment is a refrigeration tube 22. In this embodiment, the refrigeration part 12 is designed as a refrigeration tube 22, and the refrigeration part 12 is connected to the tray body 11, so that the refrigeration part 12 can absorb the heat generated by the battery pack and avoid heat accumulation inside the battery pack. In turn, it is beneficial to control the temperature of the battery pack within a suitable temperature range, which is beneficial to improve the charging efficiency of the battery pack, and is also beneficial to improve the service life of the battery pack.

As a preferred embodiment, as shown in Figures 3 and 4, the refrigeration tube 22 can be installed on the tray body 11 through the refrigeration plate 20, and the refrigeration tube 22 can be installed on the tray body 11 through the refrigeration plate 20. The plate 20 fixes the refrigerating tube 22, which is beneficial to prevent the refrigerating tube 22 from being accidentally damaged, and is beneficial to improve the service life of the refrigerating part 12. In other embodiments, the refrigeration tube 22 can also be directly provided on the tray body 11. In this embodiment, the refrigeration tube 22 is directly arranged on the tray body 11, which reduces the connecting parts between the refrigeration tube 22 and the tray body 11, which is beneficial to simplify the structure of the tray 100 for automatic temperature control.

In order to improve the uniformity of heat dissipation, as shown in FIG. 3, the refrigeration tubes 22 can also be continuously and evenly spaced on the tray body 11. In this embodiment, the refrigerating tubes 22 are continuously and evenly spaced on the tray body 11, which is beneficial to improve the uniformity of the temperature of the refrigerating part 12, and in turn, is beneficial to improve the uniformity of the temperature of the battery pack.

As an embodiment, as shown in FIG. 2, the tray body 11 may also have a hollow frame, and the refrigerating plate 20 is embedded in the hollow frame. By designing the refrigerating plate 20 in the hollow frame of the tray body 11, it is beneficial to simplify the structure of the battery pack tray that can be refrigerated. In other embodiments, the refrigerating plate 20 may be provided on the upper side of the tray body 11. In this embodiment, the refrigerating plate 20 is arranged on the upper side of the tray body 11, so that the refrigerating plate 20 directly contacts the battery pack, thereby helping to improve the heat dissipation efficiency of the battery pack.

In order to improve the stability of the connection between the refrigeration plate 20 and the tray body 11, the refrigeration plate 20 and the tray body 11 may also be connected by welding or bolt assembly. In this embodiment, welding or bolt components are used to connect the refrigeration plate 20 and the tray body 11, which is beneficial to improve the integrity and stability of the automatic temperature control tray 100.

As a specific embodiment, the refrigerating plate 20 may include a plate body 21 and a pipe arranged in the plate body 21, and the refrigerating pipe 22 is arranged in the pipe. In this embodiment, by arranging the pipe in the plate 21 and the refrigerating pipe 22 in the pipe, it is beneficial to avoid accidental sliding of the refrigerating pipe 22, to improve the stability of the refrigerating plate 20, and to reduce accidental damage to the refrigerating pipe 22. The probability.

As an embodiment, as shown in FIG. 4, the upper side of the refrigeration tube 22 is a plane, and the plane is flush with the upper side of the tray body 11. In this embodiment, by designing the upper side surface of the refrigeration tube as a plane, it is beneficial to increase the contact area between the refrigeration tube 22 and the battery pack, thereby helping to improve the heat dissipation efficiency of the battery pack. By designing the upper side of the refrigeration tube 22 to be flush with the upper side of the plate body 21, it is beneficial to reduce the probability of accidental damage to the pipeline.

In order to improve the heat exchange efficiency, the material of the plate body 21 may include one of aluminum alloy, copper, steel or graphite. The material of the refrigeration tube 22 may include one of aluminum alloy, copper, or steel. In other embodiments, the structure of the refrigeration tube 22 is a round tube or a rectangular tube.

In other embodiments, the automatic temperature control tray 100 may further include a cooling joint, and the cooling joint is connected to the two ends of the refrigeration pipe. As a specific embodiment, as shown in FIG. 3, a cooling joint 23 is provided on the refrigerating plate 20, and the cooling joint 23 is connected to both ends of the refrigerating pipe, and the cooling joint 23 is used for docking with the cooling system of the charging compartment. In this embodiment, the cooling connector 23 is used for docking with the cooling system of the charging bin, which is beneficial to improve the convenience of connecting the temperature automatic control tray 100 and the charging bin.

Example 2

As shown in Figs. 5 and 6, this embodiment is basically the same as Embodiment 1, except that the refrigeration unit 12 of this embodiment is a self-circulating heat dissipation module 30. As shown in Figs. For ease of description, this embodiment continues to use the reference numerals in the first embodiment. In this embodiment, the refrigeration part 12 is designed as a self-circulating heat dissipation module 30, and the refrigeration part 12 is arranged to be connected to the tray body 11, so that the refrigeration part 12 can absorb the heat generated by the battery pack and prevent the heat from being inside the battery pack. Accumulation is beneficial to control the temperature of the battery pack within a suitable temperature range, is beneficial to improve the charging efficiency of the battery pack, and is also beneficial to increase the life of the battery pack.

As an embodiment, as shown in FIG. 6, the self-circulating heat dissipation module 30 may include a circulation pipe 31. The circulation pipe 31 includes a heating part 32 and a cooling part 33. The heating part 32 is used to absorb heat generated by the battery pack and form steam. The cooling part 33 is used to cool the steam and form a liquid. In this embodiment, the heating part 32 of the circulation pipe 31 is used to absorb the heat of the battery pack and form steam, and the cooling part 33 is used to cool the steam and form a liquid, thereby efficiently cooling the battery pack and avoiding heat accumulation inside the battery pack. It is beneficial to control the temperature of the battery pack within a suitable temperature range, is beneficial to improve the charging efficiency of the battery pack, and is also beneficial to improve the life of the battery pack.

As a preferred embodiment, the circulation pipe 31 may further include a return part, which is used to return the cooled liquid to the heating part 32. In this embodiment, the recirculation part is used to return the liquid to the heating part 32, so that the cooled liquid can continue to absorb heat and evaporate, and then enter the cooling part 33 again to be cooled as a liquid, which is beneficial to improve the circulation efficiency of the liquid evaporating into a gas, and thus is beneficial to Improving the efficiency of heat exchange is conducive to controlling the temperature of the battery pack within a suitable temperature range.

As a specific embodiment, the return portion may be a porous structure provided on the inner wall of the circulation pipe 31. This embodiment utilizes the capillary phenomenon of the liquid in the porous structure to facilitate the liquid to reach the heating part 32 quickly, thereby helping to improve the circulation efficiency of the liquid evaporating into gas, thereby helping to improve the efficiency of heat exchange, and helping to pack the battery. The temperature is controlled within a suitable temperature range.

In other embodiments, the return portion may also be a capillary structure on the wall surface of the liquid wick or the circulation pipe 31. This embodiment utilizes the capillary structure on the wall surface of the liquid wick or the circulation pipe 31, which is conducive to the occurrence of capillary phenomenon, which in turn is conducive to the rapid arrival of the liquid to the heating part 32, which is conducive to improving the circulation efficiency of the liquid evaporating into gas, and thus is conducive to improving The efficiency of heat exchange is conducive to controlling the temperature of the battery pack within a suitable temperature range.

In order to improve the stability, the self-circulating heat dissipation module 30 and the tray body 11 may be connected by welding or bolt assembly. In this embodiment, welding or bolt components are used to connect the self-circulating heat dissipation module 30 and the tray body 11, which is beneficial to improve the integrity and stability of the automatic temperature control tray 100.

As a specific embodiment, as shown in FIG. 6, the self-circulating heat dissipation module 30 may further include a heating body 34 and a cooling body 35. The heating part 32 is inserted into the heating body 34, and the cooling part 33 is inserted into the cooling body 35. Inside. In this embodiment, the heating body 34 and the cooling body 35 are inserted into the heating part 32 and the cooling part 33 respectively, which is beneficial to improve the heat absorption efficiency of the heating part 32 and also helps to improve the heat dissipation efficiency of the cooling part 33. In order to simplify the installation steps of the refrigeration unit 12, the refrigeration unit 12 may further include a refrigeration frame 36. The refrigeration frame 36 is provided with a plurality of accommodating frames, and the self-circulating heat dissipation module 30 is arranged in the accommodating frame. In this embodiment, a self-circulating heat dissipation module 30 is provided with a refrigeration unit including a plurality of accommodating devices, which is beneficial to improve the integrity of the refrigeration unit 12 and simplify the installation steps of the refrigeration unit 12. In this embodiment, a plurality of heating parts 33 may be provided in the heating body 34, and accordingly, a plurality of cooling parts 33 may also be provided in the cooling body 35. As a specific implementation, the heating body 34 may be designed as a copper block, a blind hole is provided in the copper block, and the heating part 33 is inserted into the blind hole. The cooling body 35 can also be designed as a radiating fin, a plurality of radiating fins are arranged oppositely, and the cooling part 33 is inserted into the through hole of the radiating fin.

In order to improve the stability, the refrigeration frame 36 and the tray body 11 are connected by welding or bolt assembly. In this embodiment, welding or bolt components are used to connect the refrigeration frame 36 and the tray body 11, which is beneficial to improve the integrity and stability of the automatic temperature control tray 100.

Example 3

This embodiment is basically the same as Embodiment 1 and Embodiment 2, except that the refrigeration unit 12 of this embodiment includes a refrigeration tube 22 and a self-circulating heat dissipation module 30 at the same time. For ease of description, this embodiment continues to use the reference numerals in Embodiment 1 and Embodiment 2. In this embodiment, the refrigeration part 12 is designed to include a refrigeration pipe 22 and a self-circulating heat dissipation module 30 at the same time, and the refrigeration part 12 is arranged to be connected to the tray body 11, so as to facilitate the refrigeration part 12 to absorb the heat generated by the battery pack and avoid heat. Gathering inside the battery pack will help control the temperature of the battery pack within a suitable temperature range, help improve the charging efficiency of the battery pack, and also help increase the life of the battery pack. As an embodiment, the self-circulating heat dissipation module 30 can be used to absorb the heat of the battery pack, and the refrigeration tube 22 can be used to take away the heat of the self-circulating heat dissipation module 30, so that the heat dissipation efficiency of the refrigeration unit 12 can be effectively improved. Of course, the refrigeration pipe 22 and the self-circulating heat dissipation module 30 can also be used at the same time to absorb the heat of the battery pack.

Example 4

As shown in Figures 7 and 8, this embodiment is a charging compartment 400, which may include a battery pack 90, and the temperature automatic control tray 100 as in Embodiment 1, 2 or 3. The battery pack 90 is arranged in The temperature is automatically controlled on the tray 100. For ease of description, this embodiment continues to use the reference numerals in Embodiment 1 and Embodiment 2. This embodiment uses the temperature to automatically control the tray 100 to carry the battery pack 90 and charge it in the charging compartment 400, which is beneficial to dissipate the heat generated by the battery pack 90 in time, avoid heat accumulation in the battery pack 90, and thereby facilitate the battery pack The temperature of the pack 90 is controlled within a suitable temperature range, which is beneficial to improve the charging efficiency of the battery pack 90 and also helps to increase the life span of the battery pack 90.

As a specific implementation, the charging bin 400 may be provided with an electrical connector 41 and a cooling connector 42, and the cooling connector 42 on the charging bin 400 is used for docking with the cooling connector of the automatic temperature control tray 100. In this embodiment, the cooling connector 42 of the charging bin 400 is docked with the cooling connector of the automatic temperature control tray 100, which is beneficial to simplify the connection form of the automatic temperature control tray 100 and improve the heat dissipation efficiency of the automatic temperature control tray 100.

In other embodiments, a battery pack sensor may be provided on the charging bin 400 to sense whether the battery pack 90 is in a charging state. In this embodiment, the battery pack sensor is used to sense whether the battery pack 90 is in a charging state, which is beneficial to further control the temperature and automatically control whether the tray 100 cools the battery pack 90, which is beneficial to avoid energy waste and is beneficial to improve the energy utilization of the charging bin 400. rate.

As a preferred embodiment, the battery pack sensor can be provided on the electrical connector 41. In this embodiment, the battery pack sensor is arranged on the electrical connector 41, which is beneficial to simplify the structure of the charging compartment 400.

As shown in FIG. 7, the charging compartment 400 may further include a charger module 45 for charging the battery pack 90. In this embodiment, the charger module 45 in the charging compartment 400 is used to charge the battery pack 90, which is beneficial to improve the charging efficiency of the battery pack 90.

As a specific implementation, as shown in FIGS. 7 and 8, the cooling connector 42 of the charging bin 400 is integrated on the electrical connector 41, and the electrical connector 41 further has a circuit connector 43. The electrical connector 41 communicates with the corresponding joint of the battery pack 90, and at the same time realizes the communication between the circuit and the liquid cooling system. This embodiment is beneficial to simplify the steps of connecting the battery pack 90 and the battery compartment 400.

Example 5

As shown in Figures 9 and 10, this embodiment is a power exchange station 500, which includes the charging bin 400 as in the fourth embodiment, and also includes a cooling system 51, which is used to automatically control the temperature in the charging bin 400 The tray 100 provides a cooling medium. In this embodiment, the cooling system 51 of the power exchange station 500 is used to provide a cooling medium for the temperature automatic control tray 100, which is beneficial to improve the cooling efficiency of the temperature automatic control tray 100, and prevents heat from accumulating inside the battery pack 90, thereby facilitating the storage of the battery pack 90. The temperature is controlled within a suitable temperature range, which is beneficial to improve the charging efficiency of the battery pack 90, and also helps to increase the life of the battery pack 90.

As a preferred embodiment, the cooling system 51 may include a control unit. The control unit receives the signal from the battery pack sensor and turns on the power pump of the cooling system 51 according to the signal, forming a cooling circuit with the refrigeration pipe 22 of the temperature automatic control tray 100 . In this embodiment, the control unit is used to control the power pump of the cooling system 51 according to the signal of the battery pack sensor, thereby further controlling the temperature and automatically controlling whether the tray 100 cools the battery pack 90, avoiding energy waste, and improving the charging bin. 400 energy efficiency.

As a specific embodiment, as shown in FIG. 9 and FIG. 10, FIG. 9 is a schematic structural diagram of a switching station 500 of the present invention. FIG. 10 is a schematic structural diagram of a charging rack 68 of a switching station 500 according to the present invention.

The swap station 500 is a container swap station 500, and includes a full-function container 60 and a charging container 64.

The full-function container 60 includes: a charging room 61, a power exchange platform 62, and a monitoring room 63. The charging container 64 is vertically connected to the full-function container 60 and communicates with the charging chamber 61 of the full-function container 60.

A charging rack 68 is provided in the charging chamber 61 and the charging container 64 of the full-function container 60. The monitoring room 63 is used to monitor the operation of the entire charging station. The battery swapping platform 62 is used for swapping electric vehicles.

The battery swapping station 500 is also provided with a battery swapping trolley 65 and a palletizer 66. The battery swapping platform 62 can move between the battery swapping platform 62 and the charging chamber 61, and the movement is generally linear, and the direction of its movement is generally perpendicular to the direction of movement of the palletizer 66. The palletizer 66 can move back and forth in the charging chamber 61 and the charging container 64 along the rail 67 so as to be able to reach each charging rack 68.

The electric vehicle is parked on the battery swapping platform 62, and the battery swapping trolley 65 moves between the battery swapping platform 62 and the charging chamber 61 in a direction perpendicular to the rail 67 to remove and transport the battery pack 90 to be charged from the electric vehicle Go to the palletizer 66, or receive the fully charged battery pack 90 from the palletizer 66 and transport it to the electric vehicle.

The palletizer 66 moves along the rail 67, and moves the battery pack 90 to be charged to each charging rack 68 in the charging chamber 61 for charging, or takes out a fully charged battery pack from each charging rack 68 in the charging chamber 61 90, and transfer it to the battery exchange trolley 65.

The specific models of electric vehicles can be various quick-change electric vehicles or hybrid vehicles such as SUVs, cars, off-road vehicles, trucks, and buses.

Of course, the switching station 500 of the present invention may also be of other types and forms.

As shown in FIG. 10, the charging rack 68 includes a plurality of charging bins 400, and the charging bins 400 are used to place the battery packs 90 to be charged and charge the battery packs 90. Fig. 10 also shows the cooling system 51 and related communication pipes. As an implementation manner, the cooling system 51 may form a cooling circuit with the refrigeration pipe 22 through a communicating pipe, and use a power pump to drive the cooling liquid to circulate in the circuit, thereby completing the heat exchange.

Example 6

This embodiment is an energy storage station, which includes the charging bin 400 as in the fourth embodiment, and further includes a cooling system 51 for providing a cooling medium for the temperature automatic control tray 100 in the charging bin 400. For ease of description, this embodiment continues to use the reference numerals in Embodiment 1 to Embodiment 4. In this embodiment, the cooling system of the charging compartment 400 is used to provide a cooling medium for the automatic temperature control tray 100, which is beneficial to improve the cooling efficiency of the automatic temperature control tray 100, and avoids heat accumulation in the battery pack 90, thereby facilitating the storage of the battery pack 90 Controlling the temperature within a suitable temperature range is beneficial to improving the charging efficiency of the battery pack 90 and also beneficial to improving the life of the battery pack 90.

As a preferred embodiment, the cooling system 51 may also include a control unit. The control unit receives a signal from the battery pack sensor, and turns on the power pump of the cooling system 51 according to the signal to form a cooling system with the refrigeration pipe 22 of the automatic temperature control tray 100. Loop. In this embodiment, the control unit is used to control the power pump of the cooling system 51 according to the signal from the battery pack sensor, thereby further controlling the temperature and automatically controlling whether the tray 100 cools the battery pack 90, avoiding energy waste, and improving the charging compartment. 400 energy efficiency.

Although the specific embodiments of the present invention have been described above, those skilled in the art should understand that this is only an example, and the protection scope of the present invention is defined by the appended claims. Those skilled in the art can make various changes or modifications to these embodiments without departing from the principle and essence of the present invention, but these changes and modifications all fall within the protection scope of the present invention.

Claims (20)

1. An automatic temperature control tray for carrying and cooling battery packs, characterized by comprising a refrigeration part and a tray body, the refrigeration part is arranged to be connected with the tray body, and the refrigeration part is a refrigeration tube and/or Self-circulating cooling module.
2. The automatic temperature control tray according to claim 1, wherein the refrigerating tube is directly arranged on the tray body, or the refrigerating tube is arranged on the tray body through a refrigerating plate.
3. The automatic temperature control tray according to claim 1 or 2, wherein the refrigeration tubes are continuously and evenly spaced on the tray body.
4. The automatic temperature control tray according to claim 2 or 3, wherein the refrigeration plate is arranged on the upper side of the tray body; or the tray body has a hollow frame, and the refrigeration plate is embedded in the hollow frame. Inside;

   And/or, the refrigeration plate and the tray body are connected by welding or bolt components;

   And/or, the refrigerating plate includes a plate body and a pipe arranged in the plate body, and the refrigerating pipe is arranged in the pipe.
5. The automatic temperature control tray according to at least one of claims 1 to 4, wherein the upper side of the refrigeration tube is a flat surface, and the flat surface is flush with the upper surface of the tray body.
6. The automatic temperature control tray according to at least one of claims 1-5, wherein the automatic temperature control tray further comprises a cooling joint, and the cooling joint is connected to both ends of the refrigeration pipe, or a refrigeration plate A cooling joint is provided on the upper part, and the cooling joint is connected to the two ends of the refrigeration pipe, and the cooling joint is used for connecting with the cooling system of the charging bin.
7. The temperature automatic control tray according to at least one of claims 4-6, wherein the material of the plate body includes one of aluminum alloy, copper, steel or graphite; the material of the refrigeration tube includes aluminum alloy , Copper or steel; and/or, the structure of the refrigeration tube is a round tube or a rectangular tube.
8. The automatic temperature control tray according to at least one of claims 1-7, wherein the self-circulating heat dissipation module includes a circulating pipe, the circulating pipe includes a heating part and a cooling part, and the heating part is used to absorb The battery pack generates heat and forms steam, and the cooling part is used to cool the steam and form a liquid.
9. 8. The automatic temperature control tray according to claim 8, wherein the circulation pipe further comprises a return part, and the return part is used to return the cooled liquid to the heating part.
10. 9. The temperature automatic control tray according to claim 9, wherein the return part is a porous structure provided on the inner wall of the circulation pipe;

    And/or, the return portion is a capillary structure on the wall surface of the wick or the circulation tube;

    And/or, the self-circulating heat dissipation module and the tray body are connected by welding or bolt assembly.
11. The automatic temperature control tray according to at least one of claims 8-10, wherein the self-circulating heat dissipation module further comprises a heating body and a cooling body, the heating part is inserted in the heating body, and the The cooling part is inserted in the cooling body;

    And/or, the refrigerating part further includes a refrigerating frame, the refrigerating frame is provided with a plurality of accommodating frames, and the self-circulating heat dissipation module is arranged in the accommodating frame.
12. The automatic temperature control tray of claim 11, wherein the refrigeration frame and the tray body are connected by welding or bolt assembly.
13. A charging bin, characterized by comprising a battery pack and the automatic temperature control tray according to any one of claims 1-12, the battery pack being arranged on the automatic temperature control tray.
14. The charging bin according to claim 13, wherein an electrical connector and a cooling joint are provided on the charging bin, and the cooling joint on the charging bin is used for docking with the cooling joint of the automatic temperature control tray.
15. The charging bin according to claim 14, wherein a battery pack sensor is further provided on the charging bin for sensing whether the battery pack is in a charging state;

    Preferably, the battery pack sensor is provided on the electrical connector.
16. The charging compartment according to at least one of claims 13-15, wherein the charging compartment further comprises a charger module for charging the battery pack.
17. A power exchange station, characterized by comprising the charging bin according to any one of claims 13-16, and further comprising a cooling system for providing a cooling medium for the temperature automatic control tray in the charging bin.
18. The switching station of claim 17, wherein the cooling system comprises a control unit, and the control unit receives a signal from a battery pack sensor, and turns on the power pump of the cooling system according to the signal, and automatically controls the temperature of the tray. The refrigeration pipe forms a cooling circuit.
19. An energy storage station, characterized by comprising the charging bin according to any one of claims 13-16, and further comprising a cooling system for providing a cooling medium to the temperature automatic control tray in the charging bin .
20. The energy storage station of claim 19, wherein the cooling system comprises a control unit, and the control unit receives a signal from a battery pack sensor, and turns on the power pump of the cooling system according to the signal, and automatically controls the temperature. The refrigeration pipes of the tray form a cooling circuit.

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