A new energy truck battery replacement station

Abstract

The present invention relates to a new energy truck battery swap station, including a battery swap room, a linear moving mechanism, a battery swap robot, a plurality of battery holders, and a battery box arranged on each battery holder, wherein the battery box is provided with a plurality of connection blocks, so that the battery swap robot can move the battery box thereon to the outside of the opening, and place the battery box on the battery holder of the new energy truck located outside the battery swap room. The new energy truck battery swap station drives the battery swap robot to quickly move to any battery holder in the battery swap room through the linear moving mechanism, and the battery swap robot takes the battery box, drives the battery box to be swapped to move, and accurately locates the docking position between the battery box and the battery holder through the upper and lower corresponding positioning rods and positioning seats and guide columns and the battery box, ensuring that the battery swap robot can drive the battery box to dock with the battery holder accurately, thereby ensuring the efficiency of battery swapping.

Description

Technical Field

[0001] The present invention relates to the technical field of new energy trucks, and in particular to a new energy truck battery replacement station. Background Art

[0002] In recent years, the use of new energy has become more and more popular. New energy vehicles are powered by electricity, which solves the pollution caused by traditional energy drives to the environment. Therefore, new energy vehicles have received widespread attention. However, the battery life of new energy vehicles is short, so it is necessary to provide power replenishment for new energy vehicles in a timely manner. The method of power replenishment is generally achieved through charging and replacing batteries.

[0003] The charging method takes a long time for new energy trucks, so new energy trucks generally replenish batteries by replacing batteries. For example, the battery replacement method in patent publication number CN114683939AZ drives the electric truck onto the platform, the speed bump is used for X-direction positioning, and the guide rod is used for Y-direction positioning. After the heavy truck is positioned, the upper part of the battery can only be lowered by the crane, and the electric push rod is started to make the hook hook the battery beam, and the unlocked battery is lifted. The mobile lifting mechanism puts the removed battery frame into the empty space in the charging frame for charging. The mobile lifting mechanism uses the lifting device to lift the fully charged frame in the charging container and put it into the vehicle body to complete a battery replacement. However, the battery replacement station has the following shortcomings;

[0004] 1. The existing battery replacement method is generally top-mounted battery replacement, the battery replacement action is complicated, the equipment battery replacement journey is generally long, the battery replacement efficiency is generally low, and there is a certain risk of lack of locking protection mechanism for the battery replacement box during the battery replacement process.

[0005] 2. There are certain restrictions on the parking posture of the vehicle during the battery replacement process. The battery replacement equipment cannot adapt to the tilt angle of the vehicle by itself, making battery replacement inconvenient. Summary of the invention

[0006] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: a new energy truck battery swap station, comprising a battery swap room, a linear motion mechanism, a battery swap robot, a plurality of battery holders, and a battery box arranged on each battery holder, wherein the battery box is provided with a plurality of connecting blocks, and the battery holder is detachably connected to the battery box through the plurality of connecting blocks; the linear motion mechanism is arranged inside the battery swap room along the length direction of the battery swap room, and a plurality of battery holders are spaced inside the battery swap room along the length direction of the battery swap room, and openings are arranged on both side walls of the battery swap room along the linear motion mechanism, the battery swap robot is transmission-connected to the linear motion mechanism, and the linear motion mechanism drives the battery swap robot to move to any of the battery holders, so that the battery swap robot moves the battery box on it to the outside of the opening, and places the battery box on the battery holder of the new energy truck located outside the battery swap room.

[0007] Furthermore, the battery-exchanging robot includes a connecting base, a mounting shell, a rotating platform, two telescopic mechanisms, two lifting mechanisms, and a connecting assembly arranged on each telescopic mechanism and used to connect to the upper end of the battery box. The base is arranged above the linear moving mechanism and is transmission-connected to it, the mounting shell is arranged above the connecting base, the mounting shell and the connecting base are connected through the rotating platform, the two lifting mechanisms are symmetrically arranged in the mounting shell, one end of which passes through the mounting shell and is transmission-connected to the corresponding telescopic mechanisms respectively, and each telescopic mechanism is transmission-connected to one of the connecting assemblies.

[0008] Furthermore, the lifting mechanism includes a sliding frame, two limit slide rails that are vertically arranged, and two transmission shafts that are spaced apart from each other. The transmission shaft is horizontally arranged and rotatably arranged in the mounting shell. The transmission shaft is coaxially sleeved with a transmission sprocket, and the two transmission sprockets are connected by a transmission chain. The two limit slide rails are spaced apart on the mounting shell left and right. The sliding frame is slidably connected to the two limit slide rails, and the sliding frame is transmission-connected to the transmission chain by a connecting piece, so that the sliding frame slides up and down along the limit slide rails. A driving motor is arranged on the mounting shell, and one end of one of the transmission shafts passes through the mounting shell and is coaxially connected to the output shaft of the driving motor.

[0009] Furthermore, the telescopic mechanism is a telescopic arm, which is arranged on a sliding frame, and its telescopic end faces the battery box and is connected to at least one hook. A lifting ring corresponding to the hook is provided at the upper end of the battery box, and the lifting ring and the hook constitute the connecting assembly.

[0010] Furthermore, the battery holder includes a lower frame and a support plate horizontally arranged above the lower frame, two groups of locking devices are arranged on the lower frame at intervals, the two groups of locking devices are detachably connected to the corresponding connecting blocks respectively, the lower frame is provided with a plurality of detection devices for detecting the connection status of the locking devices and the connecting blocks, the support plate is connected to the lower frame through a vertically retractable elastic connecting assembly, and the support plate is provided with a power connector passing through it.

[0011] Furthermore, the locking device includes a driving mechanism, a transmission mechanism, two locking blocks and two connecting seats, the two connecting seats are relatively arranged on the lower frame, the connecting seats are hollow inside and open at the upper ends, the two locking blocks are respectively arranged on the upper ends of the two connecting seats, the two connecting seats are connected through the transmission mechanism, the transmission mechanism has two output ends, and its two output ends respectively pass through the two connecting seats and are transmission-connected to the locking blocks above them, the driving mechanism is arranged above the transmission mechanism, and its output end is transmission-connected to the input end of the transmission mechanism, a strip notch is opened on the connecting block, and when the driving mechanism is working, the locking block is driven by the transmission mechanism to rotate to be perpendicular or parallel to the strip notch, and the detection ends of the multiple detection devices are respectively directed toward the multiple locking blocks.

[0012] Further, the transmission mechanism includes two transmission columns and two connecting shafts, the two transmission columns are arranged in parallel between the two connecting seats, and their two ends respectively pass through the two connecting seats and are slidably connected thereto, and the two transmission columns are provided with a first tooth groove group, and the first tooth groove group includes a plurality of tooth grooves arranged in parallel along the length direction of the transmission columns, and the two connecting shafts are respectively rotatably arranged vertically in the two connecting seats, and their upper ends are connected to the corresponding locking blocks, and their lower ends are coaxially fixed with transmission gears, and the two transmission gears are respectively meshed with the two groups of first tooth groove groups, and the two transmission columns are both transmission-connected to the driving mechanism, and the driving mechanism drives the two transmission columns to slide in opposite directions.

[0013] Furthermore, the driving mechanism includes a driving unit and a connecting rod, the connecting rod is vertically arranged, the upper end of which is transmission-connected to the driving unit, and the lower end of which is coaxially fixed with a driving gear. A second tooth groove group is opened in the middle of the two transmission columns, and the second tooth groove group includes a plurality of tooth grooves arranged in parallel along the length direction of the transmission column, and the driving gear is meshed with both groups of the second tooth groove groups.

[0014] Furthermore, the battery bracket also includes four guide columns and four positioning rods. A plurality of positioning seats are arranged at intervals in the middle of the battery box. The positioning seats are provided with positioning holes vertically passing through them. The lower frame is provided with a plurality of positioning rods equal in number to and corresponding to the plurality of positioning seats. The positioning rods upwardly pass through the corresponding positioning holes. The battery box and the lower frame are both horizontally arranged square frames. Guide columns are respectively arranged at four right angles at the upper end of the lower frame. Elastic members are arranged on the side walls of the guide columns. The guide columns pass through the battery box upward and elastically contact the battery box through the elastic members.

[0015] Furthermore, the elastic member is a spring sheet, the spring sheet is threadedly connected to the guide column via a bolt, and a protrusion of the spring sheet is in conflict with the battery box.

[0016] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0017] 1. The new energy truck battery swap station uses a linear moving mechanism to drive the battery swap robot to quickly move to any battery holder in the battery swap room, and uses the battery swap robot to pick up the battery box and move the battery box to be swapped. The docking position between the battery box and the battery holder is accurately positioned through the upper and lower corresponding positioning rods and positioning seats and guide columns and the battery box, ensuring that the battery swap robot can drive the battery box and the battery holder to dock accurately, thereby ensuring the efficiency of battery swapping.

[0018] 2. The new energy truck battery swap station locks the connection block of the battery box through the battery bracket locking device, and at the same time, the battery box is elastically resisted by the elastic part to completely lock the battery box without gaps, ensuring that the battery box can be stably fixed when the battery swapper docks with the battery box, thereby improving the safety of the overall battery swap process. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the power exchange room of the present invention;

[0020] Figure 2 This is a front view of the power exchange chamber of the present invention;

[0021] Figure 3 This is a schematic diagram of the structure of the battery-swapping robot of the present invention;

[0022] Figure 4 A schematic diagram of the connection mechanism between the battery bracket and the battery box of the present invention;

[0023] Figure 5 It is a schematic diagram of the structure of the structural locking device of the present invention;

[0024] Figure 6 It is a schematic diagram of the connection between the locking block and the connecting block of the structure of the present invention.

[0025] In the figure: 1. Battery exchange room; 2. Linear moving mechanism; 3. Battery box; 5. Connecting base; 6. Rotating platform; 7. Mounting shell; 8. Sliding frame; 9. Limiting slide rail; 10. Transmission shaft; 11. Transmission sprocket; 12. Transmission chain; 13. Driving motor; 14. Telescopic arm; 15. Hook; 16. Lifting ring; 17. Lower frame; 18. Power connector; 19. Connecting block; 20. Locking block; 21. Connecting seat; 22. Transmission column; 23. Connecting shaft; 24. First tooth groove group; 25. Transmission gear; 26. Transmission gear; 27. Second tooth groove group; 28. Detection device; 29. ​​Guide column; 30. Positioning rod; 31. Positioning seat. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0027] See also Figure 1-6 In the present embodiment, a new energy truck battery replacement station includes a battery replacement room 1, a linear moving mechanism 2, a battery replacement robot, a plurality of battery holders, and a battery box 3 arranged on each battery holder, a plurality of connecting blocks 19 are arranged on the battery box 3, and the battery holder is detachably connected to the battery box 3 through the plurality of connecting blocks 19; the linear moving mechanism 2 is arranged inside the battery replacement room 1 along the length direction thereof, and a plurality of battery holders are spaced in the battery replacement room 1 along the length direction thereof, and batteries that have not been replaced can be placed on the battery holders for locking protection, and charged by the battery holders at the same time, the battery replacement room 1 is provided with openings on both side walls along the linear moving mechanism 2, the battery replacement robot is transmission-connected to the linear moving mechanism 2, and the battery replacement room 1 is provided with openings on both side walls along the linear moving mechanism 2, the linear moving mechanism 2 is an existing electric guide rail, which is used to drive the battery replacement robot to move, and it is not described one by one for the prior art, and the linear moving mechanism 2 drives the battery replacement robot to move to any battery holder, so that the battery replacement robot moves the battery box 3 thereon to the outside of the opening, and places the battery box 3 on the battery holder of the new energy truck located outside the battery replacement room 1.

[0028] In this embodiment, the battery swapping vehicle is moved to the opening of the battery swapping room 1, and the battery swapping robot is driven by the electric guide rail to move to the position of the powered battery box 3, and then the battery box 3 on the target battery bracket in the battery swapping room 1 is lifted and placed on the battery bracket of the battery swapping vehicle for docking, thereby realizing the entire battery swapping process, and the overall battery swapping is convenient and fast.

[0029] like Figure 1 and Figure 2 As shown, the battery-swapping robot can be provided with a connected lifting mechanism and a telescopic mechanism on one side, and the telescopic mechanism is provided with a connecting component for connecting to the upper end of the battery box 3. When in use, the telescopic mechanism first extends to one side of the battery-swapping room 1, and hangs the battery box 3 on the target battery bracket through the connecting component thereon, and then the telescopic mechanism extends toward the battery-swapping vehicle at the opening, and the hung battery box 3 is horizontally moved to the battery bracket of the battery-swapping vehicle through the telescopic mechanism, thereby realizing the entire battery-swapping process.

[0030] Preferably, as another embodiment of the present invention, the battery-swapping robot may also be provided with a lifting mechanism and a telescopic mechanism connected symmetrically on both sides. Figure 3As shown, the battery-exchange robot includes a connecting base 5, a mounting shell 7, a rotating platform 6, two telescopic mechanisms, two lifting mechanisms, and a connecting assembly arranged on each telescopic mechanism and used to connect to the upper end of the battery box 3. The base is arranged above the linear moving mechanism 2 and is transmission-connected thereto, the mounting shell 7 is arranged above the connecting base 5, and the mounting shell 7 is connected to the connecting base 5 through the rotating platform 6. The rotating platform 6 is used in a variety of rotating motion occasions, and combines high work efficiency, high precision, high rigidity, and high cost performance. The mounting shell 7 is driven to rotate by the rotating platform 6, so that the connecting assembly can adjust its position conveniently. In the battery-exchange robot in this embodiment, the two lifting mechanisms are symmetrically arranged in the mounting shell 7, and their upper ends pass through the mounting shell 7 and are transmission-connected to the corresponding telescopic mechanisms respectively, and each telescopic mechanism is transmission-connected to a connecting assembly.

[0031] In the above preferred embodiment, by symmetrically setting the lifting mechanism and telescopic mechanism on both sides of the robot, the battery-swapping robot can lift up to two fully charged battery boxes 3 according to the control instructions during the movement, and replace the battery boxes 3 of two battery-swapping vehicles successively, thereby improving the battery-swapping efficiency. At the same time, the lifting mechanism and telescopic mechanism in the mounting shell 7 can be driven to rotate together by the rotating platform 6, so as to adjust the docking angle between the connecting assembly on the telescopic mechanism and the battery box 3 in the battery-swapping station, and adjust the docking angle with the battery bracket on the battery-swapping vehicle, thereby further improving the efficiency of lifting and replacing the battery box 3.

[0032] Preferably, as another embodiment of the present invention, the lifting mechanism includes a sliding frame 8, two vertically arranged limit slide rails 9 and two transmission shafts 10 spaced apart from each other, both ends of the transmission shaft 10 are connected to the mounting shell 7 through bearings, the transmission shaft 10 is horizontally arranged and rotatably arranged in the mounting shell 7, a transmission sprocket 11 is coaxially sleeved on the transmission shaft 10, the two transmission sprockets 11 are connected by a transmission chain 12, the two limit slide rails 9 are spaced apart on the mounting shell 7, the sliding frame 8 is slidably connected to the two limit slide rails 9, the sliding frame 8 is transmission-connected to the transmission chain 12 by a connecting piece, so that the sliding frame 8 slides up and down along the limit slide rails 9, a driving motor 13 is arranged on the mounting shell 7, one end of one of the transmission shafts 10 passes through the mounting shell 7 and is coaxially connected to the output shaft of the driving motor 13.

[0033] In this embodiment, the drive motor 13 is started to drive the transmission shaft 10 connected thereto to rotate. When the transmission shaft 10 rotates, the transmission chain 12 is transmitted between the two transmission sprockets 11. When transmitting, the transmission chain 12 drags the sliding frame 8 together with the connecting member to slide. At the same time, the limiting slide rail 9 limits the sliding frame 8, so that the sliding frame 8 can move up and down, providing power for the telescopic mechanism to move up and down.

[0034] Preferably, as another embodiment of the present invention, the telescopic mechanism is a telescopic arm 14, which is arranged on the sliding frame 8, with its telescopic end facing the battery box 3 and connected to at least one hook 15, and a lifting ring 16 corresponding to the hook 15 is provided at the upper end of the battery box 3, and the lifting ring 16 and the hook 15 constitute a connecting assembly.

[0035] In this embodiment, the hook 15 is moved forward and backward by the telescopic arm 14 when it is extended and retracted, so that the hook 15 is connected to the lifting ring 16. At the same time, after the hook 15 is connected to the lifting ring 16, the telescopic arm 14 can drive the battery box 3 to move above the battery bracket for easy docking.

[0036] Preferably, as another embodiment of the present invention, the battery bracket includes a lower frame 17 and a support plate horizontally arranged above the lower frame 17, two groups of locking devices are arranged on the lower frame 17 at intervals, and the two groups of locking devices are detachably connected to the corresponding connecting blocks 19, and the lower frame 17 is provided with a plurality of detection devices 28 for detecting the connection status of the locking devices and the connecting blocks 19, and the support plate is connected to the lower frame 17 through a vertically retractable elastic connecting assembly, and a power connector 18 is provided on the support plate passing through it, and the power connector 18 is used to connect the battery box 3 to the battery swap vehicle for power supply, or to connect the battery box 3 to a power source for charging.

[0037] In this embodiment, when the battery box 3 does not need to be replaced, the connecting block 19 at the bottom of the battery box 3 can be locked by the locking device, and the battery box 3 is fixed on the battery bracket, so that the battery box 3 can stably supply power to the vehicle through the battery bracket, or stably charge on the battery bracket in the battery replacement room 1. At the same time, the detection device 28 can detect the locking state of the locking device in real time to prevent the locking device from shifting and locking abnormally during the non-battery replacement process.

[0038] Preferably, as another embodiment of the present invention, the locking device includes a driving mechanism, a transmission mechanism, two locking blocks 20 and two connecting seats 21. The two connecting seats 21 are relatively arranged on the lower frame 17. The connecting seats 21 are hollow inside and open at the upper end. The two locking blocks 20 are respectively arranged on the upper ends of the two connecting seats 21. The two connecting seats 21 are connected by a transmission mechanism. The transmission mechanism has two output ends, and its two output ends respectively pass through the two connecting seats 21 and are transmission-connected to the locking blocks 20 above them. The driving mechanism is arranged above the transmission mechanism, and its output end is transmission-connected to the input end of the transmission mechanism. A strip notch is opened on the connecting block 19. When the driving mechanism is working, the locking block 20 is driven by the transmission mechanism to rotate to be perpendicular or parallel to the strip notch. The detection ends of the multiple detection devices 28 are respectively oriented towards the multiple locking blocks 20.

[0039] In this embodiment, the locking block 20 is driven by the starting driving mechanism to drive the transmission mechanism, so that the locking block 20 is rotated. When the locking block 20 and the strip notch of the connecting block 19 are perpendicular to each other, they are in a locked state. At this time, whether the battery box 3 is in a fixed state, the locking block 20 is in an unlocked state when the strip notch of the connecting block 19 is parallel. At the same time, the detection device 28 is an angle sensor, and the angle between the locking block 20 and the strip notch is detected in real time by the angle sensor to determine whether the battery box 3 is in an unlocked state.

[0040] Preferably, as another embodiment of the present invention, the transmission mechanism includes two transmission columns 22 and two connecting shafts 23, the two transmission columns 22 are arranged in parallel between the two connecting seats 21, and their two ends respectively pass through the two connecting seats 21 and are slidably connected thereto, and the two transmission columns 22 are each provided with a first tooth groove group 24, and the first tooth groove group 24 includes a plurality of tooth grooves arranged in parallel along the length direction of the transmission column 22, and the two connecting shafts 23 are respectively rotatably arranged vertically in the two connecting seats 21, and their upper ends are connected to the corresponding locking blocks 20, and their lower ends are coaxially fixed with a transmission gear 25, and the two transmission gears 25 are respectively meshed with the two groups of first tooth groove groups 24, and the two transmission columns 22 are both transmission-connected to the driving mechanism, and the driving mechanism drives the two transmission columns 22 to slide in opposite directions.

[0041] In this embodiment, the two transmission columns 22 are driven to move left and right by the driving mechanism, so that the first tooth groove group 24 of the transmission column 22 and the transmission gear 25 are transmitted, so that the connecting shaft 23 drives the locking block 20 to rotate.

[0042] Preferably, the driving mechanism includes a driving unit and a connecting rod, which is vertically arranged, with its upper end drivingly connected to the driving unit, and its lower end coaxially fixed with a driving gear 26, and a second tooth groove group 27 is opened in the middle of the two transmission columns 22, and the second tooth groove group 27 includes a plurality of tooth grooves arranged in parallel along the length direction of the transmission column 22, and the driving gear 26 is meshed with both sets of second tooth groove groups 27.

[0043] In this embodiment, the driving unit is a gear mechanical steering gear and a motor. The motor is connected to the gear mechanical steering gear in a transmission manner. The output end of the gear mechanical steering gear is coaxially connected to the connecting rod. When the motor is started, the gear mechanical steering gear is driven to transmit. The gear mechanical steering gear transmits the connecting rod, thereby causing the driving gear 26 of the connecting rod to rotate, and then drives the two transmission columns 22 to move through the second tooth groove group 27.

[0044] Preferably, as another embodiment of the present invention, the battery bracket also includes four guide columns 29 and four positioning rods 30, a plurality of positioning seats 31 are arranged at intervals in the middle of the battery box 3, the positioning seats 31 are provided with positioning holes vertically passing through them, the lower frame 17 is provided with a plurality of positioning rods 30 which are equal in number to and correspond to the plurality of positioning seats 31, the positioning rods 30 upwardly pass through the corresponding positioning holes, the battery box 3 and the lower frame 17 are both horizontally arranged square frames, guide columns 29 are respectively arranged at four right angles at the upper end of the lower frame 17, elastic parts are arranged on the side walls of the guide columns 29, the guide columns 29 pass through the battery box 3 upward, and elastically contact with the battery box 3 through the elastic parts, the elastic parts are spring sheets, the spring sheets are threadedly connected to the guide columns 29 by bolts, and the protrusions of the spring sheets contact with the battery box 3.

[0045] In this embodiment, when the battery box 3 is docked and fixed with the battery bracket, the docking position between the battery box 3 and the battery bracket is determined by making the positioning rod 30 correspond to the positioning hole of the positioning seat 31 up and down, and the positioning rod 30 is inserted into the positioning hole after the battery box 3 is fixed. At the same time, when the lower frame 17 is docked with the battery box 3, the spring sheet is compressed. After the docking is completed, the spring sheet is reset by elastic force, thereby contacting the inner side of the battery box 3, compensating for the gap between the battery box 3 and the battery, and enhancing the stability of the locking.

[0046] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0047] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A new energy truck battery replacement station, characterized by: The invention comprises a battery exchange room (1), a linear motion mechanism (2), a battery exchange robot, a plurality of battery holders, and a battery box (3) arranged on each battery holder, wherein the battery box (3) is provided with a plurality of connection blocks (19), and the battery holder is detachably connected to the battery box (3) via the plurality of connection blocks (19); the linear motion mechanism (2) is arranged inside the battery exchange room (1) along the length direction thereof, and a plurality of battery holders are spaced inside the battery exchange room (1) along the length direction thereof, and the battery exchange room (1) is provided with openings on both side walls along the linear motion mechanism (2); the battery exchange robot is transmission-connected to the linear motion mechanism (2), and the linear motion mechanism (2) drives the battery exchange robot to move to any of the battery holders, so that the battery exchange robot moves the battery box (3) thereon to the outside of the opening, and places the battery box (3) on the battery holder of a new energy truck located outside the battery exchange room (1); The battery-exchanging robot comprises a connecting base (5), a mounting shell (7), a rotating platform (6), two telescopic mechanisms, two lifting mechanisms, and a connecting assembly arranged on each telescopic mechanism and used to be connected to the upper end of a battery box (3); the base is arranged above the linear moving mechanism (2) and is transmission-connected thereto; the mounting shell (7) is arranged above the connecting base (5); the mounting shell (7) and the connecting base (5) are connected via the rotating platform (6); the two lifting mechanisms are symmetrically arranged in the mounting shell (7); one end of each lifting mechanism passes through the mounting shell (7) and is transmission-connected to the corresponding telescopic mechanism; each telescopic mechanism is transmission-connected to one of the connecting assemblies; The lifting mechanism comprises a sliding frame (8), two limit slide rails (9) both arranged vertically, and two transmission shafts (10) arranged at intervals in the upper and lower parts. The transmission shafts (10) are arranged horizontally and rotatably in the mounting shell (7). The transmission shafts (10) are coaxially sleeved with transmission sprockets (11). The two transmission sprockets (11) are connected by a transmission chain (12). The two limit slide rails (9) are arranged on the mounting shell (7) at intervals in the left and right parts. The sliding frame (8) is slidably connected to the two limit slide rails (9). The sliding frame (8) is transmission-connected to the transmission chain (12) by a connecting member so that the sliding frame (8) slides up and down along the limit slide rails (9). A driving motor (13) is arranged on the mounting shell (7). One end of one of the transmission shafts (10) passes through the mounting shell (7) and is coaxially connected to the output shaft of the driving motor (13). The telescopic mechanism is a telescopic arm (14), the telescopic arm (14) being arranged on the sliding frame (8), the telescopic end of which faces the battery box (3) and is connected to at least one hook (15), the upper end of the battery box (3) being provided with a lifting ring (16) corresponding to the hook (15), the lifting ring (16) and the hook (15) forming the connecting assembly.

2. A new energy truck battery swap station according to claim 1, characterized in that: The battery support comprises a lower frame (17) and a support plate horizontally arranged above the lower frame (17); two groups of locking devices are arranged on the lower frame (17) at intervals; the two groups of locking devices are respectively detachably connected to the corresponding connecting blocks (19); the lower frame (17) is provided with a plurality of detection devices (28) for detecting the connection status of the locking devices and the connecting blocks (19); the support plate is connected to the lower frame (17) via a vertically retractable elastic connection component; and the support plate is provided with a power connector (18) penetrating therethrough.

3. A new energy truck battery swap station according to claim 2, characterized in that: The locking device comprises a driving mechanism, a transmission mechanism, two locking blocks (20) and two connecting seats (21). The two connecting seats (21) are arranged on the lower frame (17) opposite to each other. The connecting seats (21) are hollow inside and open at the upper end. The two locking blocks (20) are respectively arranged at the upper ends of the two connecting seats (21). The two connecting seats (21) are connected through the transmission mechanism. The transmission mechanism has two output ends, and the two output ends respectively pass through the two connecting seats (21) and are transmission-connected to the locking blocks (20) above them. The driving mechanism is arranged above the transmission mechanism, and the output end thereof is transmission-connected to the input end of the transmission mechanism. A strip-shaped notch is provided on the connecting block (19). When the driving mechanism is working, the locking blocks (20) are driven to rotate to be perpendicular or parallel to the strip-shaped notch through the transmission mechanism. The detection ends of the plurality of detection devices (28) are respectively oriented toward the plurality of locking blocks (20).

4. A new energy truck battery swap station according to claim 3, characterized in that: The transmission mechanism comprises two transmission columns (22) and two connecting shafts (23). The two transmission columns (22) are arranged in parallel between the two connecting seats (21). Both ends of the two transmission columns (22) pass through the two connecting seats (21) and are slidably connected thereto. The two transmission columns (22) are each provided with a first tooth groove group (24). The first tooth groove group (24) comprises a plurality of tooth grooves arranged in parallel along the length direction of the transmission columns (22). The two connecting shafts (23) are respectively rotatably arranged vertically in the two connecting seats (21). The upper ends of the two connecting shafts (23) are connected to the corresponding locking blocks (20). The lower ends of the two connecting shafts (23) are coaxially fixedly sleeved with transmission gears (25). The two transmission gears (25) are respectively meshed with the two first tooth groove groups (24). The two transmission columns (22) are both transmission-connected to the driving mechanism. The driving mechanism drives the two transmission columns (22) to slide in opposite directions.

5. A new energy truck battery swap station according to claim 4, characterized in that: The driving mechanism comprises a driving unit and a connecting rod. The connecting rod is vertically arranged, the upper end of which is drivingly connected to the driving unit, and the lower end of which is coaxially fixedly sleeved with a driving gear (26). The middle parts of the two driving columns (22) are each provided with a second tooth groove group (27). The second tooth groove group (27) comprises a plurality of tooth grooves arranged in parallel along the length direction of the driving column (22). The driving gear (26) is meshed with both sets of the second tooth groove groups (27).

6. A new energy truck battery swap station according to claim 5, characterized in that: The battery support further comprises four guide columns (29) and four positioning rods (30); a plurality of positioning seats (31) are arranged at intervals in the middle of the battery box (3); the positioning seats (31) are provided with positioning holes vertically penetrating therethrough; the lower frame (17) is provided with a plurality of positioning rods (30) equal in number to and corresponding to the plurality of positioning seats (31); the positioning rods (30) upwardly penetrate the corresponding positioning holes; the battery box (3) and the lower frame (17) are both horizontally arranged square frames; guide columns (29) are respectively arranged at four right angles at the upper end of the lower frame (17); elastic members are arranged on the side walls of the guide columns (29); the guide columns (29) upwardly penetrate the battery box (3) and elastically abut against the battery box (3) through the elastic members.

7. A new energy truck battery swap station according to claim 6, characterized in that: The elastic member is a spring sheet, the spring sheet is threadedly connected to the guide column (29) via a bolt, and the protrusion of the spring sheet is in conflict with the battery box (3).

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