Mobile electricity supplementing equipment and mobile electricity supplementing vehicle

Abstract

The utility model provides mobile electricity supplementing equipment and a mobile electricity supplementing vehicle. The mobile electricity supplementing equipment comprises a compartment main body, the battery cluster comprises a plurality of battery packs; the system comprises a control system, a transformer, at least two energy storage converters, an auxiliary power supply and a liquid cooling machine which are respectively connected with the control system, and at least two DC / DC units which are connected with at least any one energy storage converter and at least one battery pack; a plurality of pairs of transversely-arranged installation sliding rails are arranged on the upper portion of a main frame in the compartment body, any pair of installation sliding rails form a positioning installation frame, and the control system, the energy storage converter, the DC / DC unit, the auxiliary power supply unit and the liquid cooling machine are detachably fixed in the positioning installation frame through fixing pieces. A pair of bearing sliding rails is arranged on the lower portion of a main frame of the carriage body, a plurality of battery fixing holes are formed in the bearing sliding rails, and the battery pack penetrates through the battery fixing holes through fasteners to be fixed to the bearing sliding rails. The modules and the battery pack are disassembled and assembled through the multiple pairs of sliding rails, and the disassembling and assembling efficiency is improved.

Description

Technical Field

[0001] This utility model relates to the field of mobile energy storage and charging / discharging technology, and in particular to a mobile power replenishment device and a mobile power replenishment vehicle. Background Technology

[0002] When the mains power input system for energy storage sites is not yet completed, a mobile power supply vehicle system is needed to debug, replenish power, and balance the battery clusters, battery packs, and energy storage systems at the energy storage sites.

[0003] Existing power supply equipment is relatively large, making transportation and maintenance inconvenient and limiting its functionality. Furthermore, the equipment has high requirements for vehicle transport, waterproofing, and vibration resistance, which current technologies cannot meet. Utility Model Content

[0004] The main purpose of this utility model is to provide a waterproof, shockproof, and easy-to-maintain mobile power replenishment device and mobile energy replenishment vehicle. When the mains power input system of the energy storage station is not yet completed, it can provide high-power and rapid power replenishment to the battery clusters, which greatly facilitates the commissioning of the energy storage station, improves construction efficiency, and shortens the construction and delivery cycle.

[0005] To achieve the above objectives, this utility model proposes a mobile power replenishment device, including...

[0006] Main body of the carriage;

[0007] A battery cluster, the battery cluster comprising multiple battery packs;

[0008] The control system includes a transformer, at least two energy storage converters, an auxiliary power supply, and a liquid chiller, all connected to the control system.

[0009] At least two DC / DC units, each of the DC / DC units being connected to at least one of the energy storage converters and at least one of the battery packs;

[0010] The upper part of the main frame of the carriage body is provided with multiple pairs of horizontally arranged mounting rails. Any pair of mounting rails constitutes a positioning mounting frame. The control system, the energy storage converter, the DC / DC unit, the auxiliary power supply, and the liquid chiller are respectively detachably fixed to the positioning mounting frame by fasteners.

[0011] The main frame of the carriage body is provided with a pair of load-bearing slide rails at the bottom. The battery pack is slidably connected to the load-bearing slide rails. The load-bearing slide rails are also provided with a plurality of battery fixing holes for fixing the battery pack. The battery pack is fixed to the load-bearing slide rails by fasteners passing through the battery fixing holes.

[0012] In some embodiments, the bearing slide rail is further provided with a stress relief groove, which is located between two adjacent rows of battery fixing holes.

[0013] In some embodiments, the fastener is a lug that is mounted on both ends of a slide rail on the main frame of the carriage. The lug has a through hole, and the control system, the energy storage converter, the DC / DC unit, the auxiliary power supply, and the liquid chiller are respectively fixed and locked to the lug through the through hole.

[0014] In some embodiments, the sides of the carriage body are provided with multiple side doors, and the multiple side doors are rotatably connected to the top of the main frame of the carriage body by gas springs.

[0015] In some embodiments, at least one side door of the main body of the carriage is provided with louvers at positions corresponding to the energy storage converter and the DC / DC unit, for heat dissipation of the energy storage converter and the DC / DC unit.

[0016] In some embodiments, the mobile charging device further includes an equalizer connected to the control system for managing the charging and discharging balance of the battery pack.

[0017] In some embodiments, the liquid cooler includes a water cooler, a cooling fan, and a liquid cooling pipe. The water cooler is located under the top wall of the main body of the vehicle body and is connected to the liquid cooling pipe. The side of the battery pack is provided with a water inlet and a water outlet. The liquid cooling pipe is located between the water outlet and the water inlet. The liquid cooling pipe is connected to the battery pack in conjunction with the cooling fan, which is located at the rear of the vehicle body.

[0018] In some embodiments, an air inlet is provided on the side door at a position corresponding to the liquid cooler, and an air guide panel is provided on the rear panel of the main body of the vehicle for the cooling fan to dissipate heat; a waterproof strip is provided between the air guide panel and the rear panel to achieve waterproofing between the liquid cooler and the outside.

[0019] In some embodiments, a support frame is also provided at the bottom of the carriage body, the upper end of the support frame is used to support the carriage body, and the lower end of the support frame is provided with a plurality of limiting holes.

[0020] This utility model also provides a mobile charging vehicle, including the aforementioned mobile charging equipment, wherein the support frame of the mobile charging equipment is locked to the trailer through the limiting hole.

[0021] Compared with existing technologies, the mobile power replenishment equipment provided by this utility model adopts a modular design, using multiple pairs of sliding rails to facilitate the assembly and disassembly of each module and battery pack, making the installation, commissioning, and maintenance of the mobile power replenishment equipment more convenient and efficient. The mobile power replenishment equipment meets IP55 standards, allowing it to operate normally in rain, snow, and dusty environments, demonstrating strong environmental adaptability and broadening its application range. Furthermore, the mobile power replenishment equipment provided by this utility model can be hoisted and fixed to a trailer, avoiding the inability to transport the equipment due to vehicle malfunctions, enhancing the mobility of the mobile power replenishment vehicle, and enabling flexible handling of the mobile power replenishment equipment. Simultaneously, the mobile power replenishment equipment provided by this utility model has its own auxiliary power supply, eliminating the need for a power connection, and can perform commissioning, power replenishment, and balancing of battery clusters, battery packs, and energy storage systems in energy storage sites, greatly facilitating the commissioning of energy storage sites, improving construction efficiency, and shortening the construction and delivery cycle. Attached Figure Description

[0022] Figure 1 A schematic diagram of the axial view structure of the side door of the mobile power supply equipment provided in an embodiment of the present invention;

[0023] Figure 2 This is a rear view structural diagram of a mobile power supply device provided in an embodiment of the present invention;

[0024] Figure 3 This is a schematic diagram of the main structure of a mobile power supply device provided in an embodiment of the present invention;

[0025] Figure 4 This is a schematic diagram of the operating surface structure of a mobile power supply device provided in an embodiment of the present invention;

[0026] Figure 5 A schematic diagram of the structure of a mobile power supply device provided in one embodiment of the present invention from another perspective;

[0027] Figure 6 This is a schematic diagram of the structure of a mobile power supply device provided in an embodiment of the present invention when the battery pack is not installed;

[0028] Figure 7 This is another axial view of the mobile power supply device provided in one embodiment of the present invention.

[0029] Figure 8 This is a schematic diagram of the structure of a mobile power supply device with a battery pack installed, according to an embodiment of the present invention.

[0030] Figure 9 A three-dimensional structural schematic diagram of a mobile charging vehicle provided in an embodiment of this utility model;

[0031] Figure 10This is a front view structural schematic diagram of a mobile charging vehicle provided in an embodiment of the present invention.

[0032] Reference numerals: 20. Trailer; 101. Cargo body; 1010. Mounting rail; 10101. Mounting lug; 1011. Side door; 10111. Louver; 1012. Gas spring; 10121. Heat dissipation air guide panel; 111. Support frame; 102. Control system; 1021. Control panel; 103. Transformer; 104. First energy storage converter; 105. Second energy storage converter; 106. First DC / DC unit; 107. Second DC / DC unit; 108. Liquid chiller; 1081. Water chiller; 1082. Liquid cooling pipe; 1083. Heat dissipation fan; 109. Auxiliary power supply; 111. Battery compartment; 1101. Load-bearing rail; 1102. Battery mounting hole; 1103. Stress relief groove; 112. Equalizer; 113. Support frame. Detailed Implementation

[0033] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0034] It should also be understood that, in the description of this application, the terms "upper," "lower," "bottom," "side," etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this application.

[0035] Furthermore, the term "connection" (if present) in the specification, claims, or accompanying drawings of this application should be interpreted broadly. For example, "connection" can be a fixed connection, a detachable connection, an integral connection, an electrical connection, or a signal connection. "Connection" can also be a direct connection or an indirect connection via an intermediate medium. Additionally, the term "and / or" (if present) as used in the specification, claims, or accompanying drawings of this application refers to any combination of one or more of the associated listed items, and all possible combinations thereof.

[0036] Furthermore, in this application embodiment, the words "exemplarily" or "for example" are used to indicate examples, illustrations, or explanations. Any embodiment or design scheme described as "exemplarily" or "for example" in this application embodiment should not be construed as being more preferred or advantageous than other embodiments or design schemes. Rather, the use of the words "exemplarily" or "for example" is intended to present the relevant concepts in a specific manner. In addition, the term "and / or" (if any) used in the specification, claims, or the accompanying drawings of this application refers to any combination of one or more of the associated listed items and all possible combinations, and includes such combinations.

[0037] refer to Figures 1-8 As shown, this utility model provides a mobile power supply device, including a vehicle body 101; a battery pack, which includes multiple battery packs; a control system 102 for coordinating charging and discharging logic, temperature monitoring, and fault diagnosis; a transformer 103, a first energy storage converter 104, a second energy storage converter 105, an auxiliary power supply 109 that can supply power to the control system, cooling fans, etc., and can also serve as a reserve power source to provide power to the outside world; and a liquid cooler 108 that provides active cooling for the battery packs; a first DC / DC unit 106 and a second DC / DC unit 107 that are respectively connected to the first energy storage converter 104, the second energy storage converter 105, and the battery packs; the first energy storage converter 104 and the second energy storage converter 105 are connected in parallel, supporting bidirectional energy conversion, and can be used to realize the connection between the power grid and the battery pack and / or electricity. The battery pack has electrical interaction; the upper part of the main body 101 of the carriage is provided with multiple pairs of horizontally arranged mounting slides 1010, and any pair of mounting slides 1010 constitutes a positioning mounting frame; the control system 102, the first DC / DC unit 106, the second DC / DC unit 107, the first energy storage converter 104, the second energy storage converter 105, the auxiliary power supply 109, and the liquid cooler 108 are respectively slid into the corresponding positioning mounting frames through the mounting slides 1010, and then detachably fixed in the positioning mounting frames by fasteners; the lower part of the main body 101 of the carriage is provided with a battery compartment 111, the battery compartment 111 is provided with a pair of bearing slides 1101, and the bearing slides 1101 are also provided with multiple battery fixing holes 1102. The battery pack is pushed into the battery compartment 111 through the bearing slides 1101 and then fixed to the bearing slides 1101 by fasteners passing through the battery fixing holes 1102.

[0038] In some embodiments, such as Figure 8As shown, the fastener is a lug 10101 installed on both ends of the slide rail 1010 on the main frame of the carriage. The lug 10101 is provided with a through hole. The control system 102, the first DC / DC unit 106, the second DC / DC unit 107, the first energy storage converter 104, the second energy storage converter 105, the auxiliary power supply 109, and the liquid cooler 108 are respectively fixed and locked to the lug 10101 through the through hole by buckles or screws, which can meet the shockproof requirements of vehicle transportation.

[0039] When any module or battery pack, such as the control system 102, transformer 103, first energy storage converter 104, second energy storage converter 105, auxiliary power supply 109, liquid cooler 108, first DC / DC unit 106, or second DC / DC unit 107, malfunctions, the fixing parts or fasteners can be immediately removed. The corresponding module requiring maintenance or repair can be pulled out via the mounting slide rail 1010 or the load-bearing slide rail 1101. Then, a functional module or battery can be replaced onto the mounting slide rail 1010 or the load-bearing slide rail 1101 and pushed into the positioning mounting frame or battery compartment. Finally, the fixing parts or fasteners are locked. This allows for the rapid disassembly and replacement of each module and battery pack, supporting quick on-site maintenance and repair.

[0040] In summary, the mobile charging equipment provided in this embodiment adopts a modular design, and uses multiple pairs of slide rails to assemble and disassemble each module and battery pack, which reduces the size of the equipment and makes it easier to move. At the same time, the installation, debugging and maintenance of the mobile charging equipment are more convenient, effectively improving the assembly and disassembly efficiency of each module and battery pack.

[0041] It should be noted that in some embodiments, the mounting slide rail 1010 and / or the load-bearing slide rail 1101 may be made of aluminum alloy or carbon fiber to further reduce weight.

[0042] In some embodiments, such as Figure 5 As shown, a battery mounting port is also provided on the side of the main body 101 of the vehicle compartment. The battery mounting port is used for the battery pack to slide through and into the bearing slide rail 1101. The bearing slide rail 1101 is also provided with a stress relief groove 1103. The stress relief groove 1103 is located between two rows of battery fixing holes 1102. The stress relief groove 1103 relieves the vibration stress during vehicle operation and further ensures that the battery pack is securely locked.

[0043] In some embodiments, such as Figure 5 As shown, the lower end of the battery compartment 111 is also provided with a protective slide rail and a protective plate. The protective slide rail is located below the bearing slide rail 1101 and is used to install the protective plate under the battery pack for further protection of the battery pack.

[0044] In some embodiments, such as Figure 1 , Figure 3 , Figures 5-10As shown, the side of the carriage body 101 is provided with multiple side doors 1011. The multiple side doors 1011 are rotatably connected to the top of the main frame of the carriage body 101 via gas springs 1012. The side doors can be opened by flipping up and down, with a maximum angle of 120°, which saves the installation space of the equipment and provides a larger operating space for the disassembly and maintenance of the equipment.

[0045] In some embodiments, such as Figure 1 , Figure 3 , Figures 5-10 As shown, louvers 10111 are provided on the side door 1011 at corresponding positions of the first energy storage converter 104, the second energy storage converter 105, the first DC / DC unit 106, and the second DC / DC unit 107. The louvers 10111 form an independent air duct, which can reduce the operating temperature of the first energy storage converter 104, the second energy storage converter 105, the first DC / DC unit 106, and the second DC / DC unit 107, and can effectively improve the working efficiency and service life of the first energy storage converter 104, the second energy storage converter 105, the first DC / DC unit 106, and the second DC / DC unit 107.

[0046] In some embodiments, such as Figure 6 As shown, the mobile charging equipment also includes an equalizer 112 connected to the control system 102. The equalizer 112 can monitor the temperature, voltage, current and other states of the battery pack in real time, and extend the service life of the battery pack by actively equalizing the charging and discharging state of the battery pack.

[0047] In some embodiments, such as Figure 2 As shown, the liquid cooler 108 includes a water cooler 1081, a cooling fan 1083, and a liquid cooling pipe 1082. The water cooler 1081 is installed under the top wall of the main body 101 of the vehicle compartment. The water cooler 1081 is connected to the liquid cooling pipe 1082. The side of the battery pack is provided with a water inlet and a water outlet. A liquid cooling pipe is provided between the water outlet and the water inlet. The liquid cooling pipe 1082 is connected to the battery pack and works in conjunction with the cooling fan 1083. The cooling fan 1083 is located on the rear side of the vehicle compartment.

[0048] In some embodiments, such as Figure 9 As shown, the rear panel of the main body 101 of the vehicle is equipped with an air guide panel 10121 for cooling the heat dissipation fan. The air guide panel 10121 is used to improve the heat dissipation efficiency of the heat dissipation fan. This embodiment achieves efficient heat dissipation through a dual-mode cooling system of liquid cooling and air cooling, which can effectively improve the service life of the battery pack. A waterproof strip is provided between the air guide panel 10121 and the rear panel. The waterproof strip is used to waterproof the liquid cooler from the outside environment. It has an IP55 protection rating and can operate normally in rain, snow, and dust environments, demonstrating strong environmental adaptability.

[0049] It should be noted that, in this embodiment, in addition to using water-based coolant, fluorinated liquid can be used to improve adaptability to extreme environments.

[0050] In some embodiments, such as Figures 1-10 As shown, the mobile power supply equipment also includes a bottom support frame 113 installed on the main body 101 of the carriage. The upper end of the support frame 113 is used to support the main body 101 of the carriage, and the lower end is provided with multiple limiting holes.

[0051] Furthermore, this application provides a mobile energy storage vehicle, such as... Figures 9-10 As shown, the mobile power replenishment equipment includes the aforementioned mobile power replenishment equipment. The support frame 113 of the mobile power replenishment equipment is locked to the trailer 20 via a limiting hole. The limiting hole is used to lock the center of gravity of the mobile power replenishment equipment near the axle of the trailer 20, further enhancing the stability of the mobile power replenishment equipment during transportation. For a detailed description of the implementation of the mobile power replenishment vehicle, please refer to the preceding discussion; it will not be repeated here.

[0052] In summary, the mobile power replenishment equipment provided in this application can be hoisted and fixed onto a trailer, avoiding the inability to transport the equipment due to malfunctions in the transport vehicle. This enhances the mobility of the mobile power replenishment vehicle and enables flexible handling of the equipment. Furthermore, the mobile power replenishment equipment provided by this invention has its own auxiliary power supply, eliminating the need for a dedicated power source. It can be used to debug, replenish, and balance battery clusters, battery packs, and energy storage systems in energy storage sites, greatly facilitating the debugging of energy storage sites, improving construction efficiency, and shortening the construction and delivery cycle. This application can also be applied to new energy vehicle charging stations, photovoltaic power station peak shaving, and disaster emergency power supply scenarios, demonstrating significant economic and social benefits.

[0053] The above are merely optional embodiments of this utility model and do not limit the patent scope of this utility model. All equivalent structural transformations made based on the contents of this utility model specification and drawings under the utility model concept, or direct / indirect applications in other related technical fields, are included within the patent protection scope of this utility model.

Claims

1. A mobile power supply device, characterized in that, include: Main body of the carriage; A battery cluster, the battery cluster comprising multiple battery packs; The system includes a transformer, at least two energy storage converters, an auxiliary power supply, and a liquid chiller, all connected to the control system. It also includes at least two DC / DC units, each connected to at least one of the energy storage converters and at least one of the battery packs. The upper part of the main frame of the carriage body is provided with multiple pairs of laterally arranged mounting rails, each pair forming a positioning mounting frame. The control system, the energy storage converter, the DC / DC unit, the auxiliary power supply, and the liquid chiller are detachably fixed to the positioning mounting frame by fasteners. The lower part of the main frame of the carriage body is provided with a pair of load-bearing rails, to which the battery pack is slidably connected. The load-bearing rails also have multiple battery fixing holes for fixing the battery pack, and the battery pack is fixed to the load-bearing rails by fasteners passing through the battery fixing holes.

2. The mobile power supply device as described in claim 1, characterized in that, The bearing slide rail is also provided with a stress relief groove, which is located between two adjacent rows of battery fixing holes.

3. The mobile power supply device as described in claim 1, characterized in that, The fastener is a lug that is installed on both ends of the slide rail on the main frame of the carriage. The lug has a through hole. The control system, the energy storage converter, the DC / DC unit, the auxiliary power supply, and the liquid cooler are respectively fixed and locked to the lug through the through hole.

4. The mobile power supply device as described in claim 1, characterized in that, The main body of the carriage has multiple side doors on its sides, and these side doors are rotatably connected to the top of the main frame of the carriage body by gas springs.

5. The mobile power supply device as described in claim 4, characterized in that, At least one of the side doors of the main body of the carriage is provided with louvers at positions corresponding to the energy storage converter and the DC / DC unit, for heat dissipation of the energy storage converter and the DC / DC unit.

6. The mobile power supply device as described in claim 1, characterized in that, The mobile charging equipment also includes an equalizer connected to the control system for managing the charging and discharging balance of the battery pack.

7. The mobile power supply device as described in claim 4, characterized in that, The liquid cooler includes a water cooler, a cooling fan, and liquid cooling pipes. The water cooler is installed under the top wall of the main body of the vehicle body and is connected to the liquid cooling pipes. The side of the battery pack is provided with a water inlet and a water outlet. The liquid cooling pipes are located between the water outlet and the water inlet. The liquid cooling pipes are connected to the battery pack in conjunction with the cooling fan, which is located at the rear of the vehicle body.

8. The mobile power supply device as described in claim 7, characterized in that, An air inlet is provided on the side door at a position corresponding to the liquid cooler, and an air guide panel is provided on the rear panel of the main body of the carriage for the cooling fan to dissipate heat; a waterproof strip is provided between the air guide panel and the rear panel to achieve waterproofing between the liquid cooler and the outside.

9. The mobile power supply device as described in any one of claims 1-8, characterized in that, It also includes a support frame installed at the bottom of the main body of the carriage, the upper end of which is used to support the main body of the carriage, and the lower end of which is provided with multiple limiting holes.

10. A mobile charging vehicle, characterized in that, Includes the mobile power supply equipment and trailer as described in claim 9, wherein the support frame of the mobile power supply equipment is locked to the trailer through the limiting hole.

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