Transfer tray for power battery and battery replacing station

Abstract

The utility model provides a transfer tray for power batteries and a battery swap station, and the transfer tray comprises a main board which is matched with the width of at least one power battery; the clamping plate group comprises two clamping plates, the two clamping plates correspond to the two long side edges of the main plate in a one-to-one mode and protrude out of the main plate, clamping grooves matched with positioning bags on the side walls of the power batteries are formed in the clamping plates in the installation direction of the power batteries, and the long side edges correspond to the length direction of the power batteries; and the card bag groove is formed in the bottom of the main board and is matched with a push-pull mechanism of the battery replacement equipment. The transfer tray can safely bear the power battery and replace the contact between the power battery and the battery replacing equipment and the battery rack, so that the direct contact between the power battery and the battery replacing equipment and the battery rack is avoided, the wear of the power battery is reduced, and the safety of the power battery is improved. Moreover, the transfer tray can be suitable for power batteries of various specifications, the utilization rate of the transfer tray is improved, and the cost is reduced.

Description

Technical Field

[0001] The present application relates to the field of battery replacement technology, and in particular to a transfer tray and battery replacement station for power batteries. Background Art

[0002] With the increasing popularity of new energy vehicles, the battery replacement link of electric vehicles is an important issue that the electric vehicle industry needs to solve. Using special battery replacement equipment to achieve automatic battery replacement is the technical development direction of electric vehicle charging and replacement stations.

[0003] When the battery swapping equipment uses a push-pull method to take out or put in the power battery from the battery rack, the power battery needs to rub against the battery rack. As the number of battery swaps increases, the power battery will be worn, causing safety impacts. Therefore, how to reduce or even avoid power battery wear has become a research direction for technicians in this field. Utility Model Content

[0004] The technical purpose to be achieved by the embodiments of the present application is to provide a transfer tray and a battery swap station for power batteries, so as to solve the problem that the current power batteries are in direct contact with battery racks, etc. during the battery swap process, which is prone to wear.

[0005] In order to solve the above technical problems, the embodiment of the present application provides a transfer tray for a power battery, comprising:

[0006] A mainboard, wherein the mainboard matches the width of at least one power battery;

[0007] At least one card board group, the card board group includes two card boards, and the two card boards are arranged one by one with the two long sides of the main board and protrude from the main board, the card boards are provided with card slots matching with the positioning packages on the side walls of the power battery along the power battery installation direction, and the long sides correspond to the length direction of the power battery;

[0008] The card pack slot is opened at the bottom of the mainboard and matches the push-pull mechanism of the battery replacement device.

[0009] Preferably, in the transfer tray as described above, there is a first gap between the pallet and the power battery.

[0010] Preferably, in the transfer tray as described above, there is a second gap between the slot wall of the card slot and the positioning bag.

[0011] Furthermore, in the transfer tray as described above, a first inclined surface is formed on the slot wall of the card slot, and an inclination angle of the first inclined surface is within a first preset angle range.

[0012] Preferably, in the transfer tray as described above, a second inclined surface is formed on a side of the pallet facing the power battery, and an inclination angle of the second inclined surface is within a second preset angle range.

[0013] Preferably, the transfer tray as described above further includes:

[0014] At least one positioning groove is provided at the bottom of the mainboard, and the positioning groove matches the positioning pin of the battery exchange device.

[0015] Specifically, in the transfer tray as described above, the number of the card pack slots is two, one of which is arranged adjacent to the first short side of the mainboard, the quotient of the distance between the two card pack slots and the length of the mainboard is a preset ratio, and the first short side is arranged opposite to the charging port of the power battery.

[0016] Preferably, the transfer tray as described above further includes:

[0017] A charging plate, wherein the charging plate is arranged on the second short side of the main board and protrudes from the main board. The charging plate is provided with a charging slot matching the charging port of the power battery along the installation direction of the power battery, and the second short side corresponds to the charging port.

[0018] Preferably, in the transfer tray as described above, the mainboard is an integrally formed plastic structure;

[0019] Alternatively, the bottom of the mainboard is covered with a plastic protection structure.

[0020] Another embodiment of the present application further provides a battery swap station, comprising: a battery swap device, a battery rack, and a transfer tray for a power battery as described above;

[0021] Wherein, the battery replacement equipment and the battery rack carry the power battery through the transfer tray;

[0022] The battery exchange device is provided with a push-pull mechanism that matches the card package slot of the transfer tray. Through the push-pull mechanism, the battery exchange device drives the transfer tray to move relative to the battery rack.

[0023] Compared with the prior art, the transfer tray and battery swap station for power batteries provided in the embodiments of the present application have at least the following beneficial effects:

[0024] The transfer tray provided by the present application can safely carry power batteries, and replace the power batteries in contact with the battery replacement equipment and battery racks, avoiding direct contact between the power batteries and the battery replacement equipment and battery racks, which is beneficial to reducing the wear of the power batteries, thereby improving the safety of the power batteries. In addition, the transfer tray can be used for power batteries of various specifications, which is beneficial to improving the utilization rate of the transfer tray and reducing costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is an axonometric view of the transfer tray in the embodiment of the present application;

[0026] Figure 2 for Figure 1 A partial enlarged view of the middle area A;

[0027] Figure 3 This is a front view of the transfer tray in the embodiment of the present application;

[0028] Figure 4 for Figure 3 A partial enlarged view of the middle area E;

[0029] Figure 5 for Figure 3 Cross-section of the middle BB;

[0030] Figure 6 for Figure 5 A partial enlarged view of the middle area C;

[0031] Figure 7 A top view of a transfer tray in an embodiment of the present application;

[0032] Figure 8 for Figure 1 Sectional view of D–D in the middle.

[0033] [Description of Reference Numerals]

[0034] 1. Main board; 2. Card board; 201. Card slot; 202. First slope; 203. Second slope; 3. Card package slot; 4. Charging board; 401. Charging slot; a. First gap; b. Second gap; 5. Power battery; 501. Positioning package; 6. Protection board. DETAILED DESCRIPTION

[0035] In order to make the technical problems, technical solutions and advantages to be solved by the application clearer, the following will be described in detail in conjunction with the accompanying drawings and specific embodiments. In the following description, specific details such as specific configurations and components are provided only to help fully understand the embodiments of the application. Therefore, it should be clear to those skilled in the art that various changes and modifications can be made to the embodiments described herein without departing from the scope and spirit of the application. In addition, for clarity and brevity, the description of known functions and structures has been omitted.

[0036] It should be understood that the references to "one embodiment" or "an embodiment" throughout the specification mean that the specific features, structures, or characteristics associated with the embodiment are included in at least one embodiment of the present application. Therefore, the references to "in one embodiment" or "in an embodiment" appearing throughout the specification do not necessarily refer to the same embodiment. In addition, these specific features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

[0037] In the various embodiments of the present application, it should be understood that the size of the serial numbers of the following processes does not mean the order of execution. The execution order of each process should be determined by its function and internal logic, and should not constitute any limitation on the implementation process of the embodiments of the present application.

[0038] It should be understood that the term "and / or" in this article is only a description of the association relationship of the associated objects, indicating that there can be three relationships. For example, A and / or B can represent: A exists alone, A and B exist at the same time, and B exists alone. In addition, the character " / " in this article generally indicates that the associated objects before and after are in an "or" relationship.

[0039] In the embodiments provided in the present application, it should be understood that "B corresponding to A" means that B is associated with A, and B can be determined according to A. However, it should also be understood that determining B according to A does not mean determining B only according to A, and B can also be determined according to A and / or other information.

[0040] See also Figure 1 One embodiment of the present application provides a transfer tray for a power battery, comprising:

[0041] A main board 1, wherein the main board 1 matches the width of at least one power battery 5;

[0042] At least one card board group, the card board group includes two card boards 2, and the two card boards 2 are arranged one by one with the two long sides of the main board 1 and protrude from the main board 1, the card boards 2 are provided with card slots 201 matching with the positioning bags 501 on the side walls of the power battery 5 along the installation direction of the power battery 5, and the long sides correspond to the length direction of the power battery 5;

[0043] The card pack slot 3 is provided at the bottom of the mainboard 1 and matches with the push-pull mechanism of the battery replacement device.

[0044] The transfer tray provided in this embodiment is used to carry the power battery 5, and therefore, it includes a main board 1 for carrying the power battery 5. The width of the main board 1 matches the width of at least one power battery 5, but there is no restriction on its length, so that it can adapt to power batteries 5 of various specifications, thereby improving the scope of application of the transfer tray. The two card boards 2 in at least one card board group are arranged in one-to-one correspondence with the two long sides of the main board 1, and the card boards 2 protrude from the main board 1. At the same time, the card boards 2 are provided with a card slot 201 that matches the positioning bag 501 on the side wall of the power battery 5. When the power battery 5 is carried on the main board 1, the positioning bag 501 of the power battery 5 is inserted into the card slot 201, thereby realizing the horizontal restriction of the power battery 5, so that the power battery 5 can stay stably on the transfer tray during the transportation process, thereby ensuring the transportation safety of the power battery 5. A card pack slot 3 matching the push-pull mechanism of the battery swap device is provided at the bottom of the mainboard 1, so that the battery swap device can be connected to the transfer tray through the push-pull mechanism and the card pack slot 3, and by driving the push-pull mechanism to move, the transfer tray is driven to move relative to the battery rack, thereby completing the taking and placing of the power battery 5 in the battery rack.

[0045] In summary, the transfer tray provided in this embodiment can safely carry the power battery 5, and replaces the power battery 5 in contact with the battery replacement equipment and the battery rack, avoiding direct contact between the power battery 5 and the battery replacement equipment and the battery rack, which is beneficial to reducing the wear of the power battery 5, thereby improving the safety of the power battery 5. Moreover, the transfer tray can be used for power batteries 5 of various specifications, which is beneficial to improving the utilization rate of the transfer tray and reducing costs.

[0046] See also Figure 7 In a specific embodiment, two card boards 2 in the same card board group are symmetrically arranged about a preset center line, and the preset center line is a center line parallel to the length direction of the main board 1.

[0047] See also Figure 1 , Figure 3 , Figure 7 or Figure 8 In another specific embodiment, the number of the pallet groups is two, which is beneficial to further improve the limiting effect of the transfer tray on the power battery 5.

[0048] It should be noted that the positioning package 501 on the side wall of the power battery 5 includes but is not limited to a quick-change lock body and a protruding structure for positioning or limiting.

[0049] See also Figure 4 Preferably, as described above, in the transfer tray, there is a first gap a between the pallet 2 and the power battery 5 .

[0050] In this embodiment, there is a first gap a between the card plate 2 and the power battery 5 , so that the power battery 5 and the card plate 2 are clearance-fitted, thereby facilitating the placement of the power battery 5 on the transfer tray.

[0051] See also Figure 5 and Figure 6 Preferably, as described above, in the transfer tray, there is a second gap b between the slot wall of the card slot 201 and the positioning bag 501 .

[0052] In this embodiment, there is a second gap b between the slot wall of the slot 201 and the positioning bag 501 , so that there is a clearance fit between the positioning bag 501 and the slot 201 , thereby facilitating the placement of the power battery 5 on the transfer tray.

[0053] See also Figure 1 , Figure 2 or Figure 4 Further, in the transfer tray as described above, the slot wall of the card slot 201 is formed with a first inclined surface 202, and the inclination angle of the first inclined surface 202 is within a first preset angle range.

[0054] In this embodiment, the slot wall of the card slot 201 is formed with a first inclined surface 202, and the card slot 201 is formed with an inverted trapezoidal structure through the first inclined surface 202, so that the positioning package 501 can be guided by the first inclined surface 202 to ensure that the positioning package 501 is smoothly inserted into the card slot 201. Among them, the inclination angle of the first inclined surface 202 is within the first preset angle range to avoid the inclination angle being too small to cause the inability to play a guiding role, or to avoid the inclination angle being too large to affect the structural strength of the card board 2. Preferably, the first preset angle range is greater than or equal to 12° and less than or equal to 25°.

[0055] It should be noted that, on the basis of achieving the guidance of the positioning package 501 , the first inclined surface 202 can cover the entire slot wall or a portion of the slot wall away from the mainboard 1 .

[0056] See also Figure 2 or Figure 6 Preferably, as described above, in the transfer tray, a second inclined surface 203 is formed on the side of the pallet 2 facing the power battery 5, and the inclination angle of the second inclined surface 203 is within a second preset angle range.

[0057] In this embodiment, a second inclined surface 203 is formed on the side of the card board 2 facing the power battery 5, and the second inclined surface 203 allows the card board 2 to guide the side wall of the power battery 5, ensuring that the power battery 5 is smoothly placed on the main board 1. The inclination angle of the second inclined surface 203 is within the second preset angle range to avoid the inclination angle being too small to cause the inability to play a guiding role, or to avoid the inclination angle being too large to affect the structural strength of the card board 2. Preferably, the second preset angle range is greater than or equal to 30° and less than or equal to 40°.

[0058] It should be noted that, on the basis of achieving the guidance of the positioning package 501 , the second inclined surface 203 can cover the entire card board 2 or a portion of the card board 2 away from the main board 1 .

[0059] Preferably, the transfer tray as described above further includes:

[0060] At least one positioning groove is provided at the bottom of the mainboard 1, and the positioning groove matches with the positioning pin of the battery exchange device.

[0061] In this embodiment, at least one positioning groove matching the positioning pin on the battery swapping device is further provided at the bottom of the mainboard 1. During the process of dragging the transfer tray with the battery swapping device, when the transfer tray and the battery swapping device are dragged into place, the positioning pin is inserted into the positioning groove to position and limit the transfer tray.

[0062] See also Figure 8 Specifically, as described above, the transfer tray has two card pack slots 3, one of which is disposed adjacent to the first short side of the mainboard 1, a distance between the two card pack slots 3 and a quotient of a length of the mainboard 1 is a preset ratio, and the first short side is disposed opposite to the charging port of the power battery 5.

[0063] In this embodiment, the number of card pack slots 3 is set to two, one of which is arranged adjacent to the first short side of the mainboard 1, so that the push-pull mechanism of the battery exchange device can drag the power battery 5 and the transfer tray from the battery rack; the other card pack slot 3 has a certain distance from the card pack slot 3, so that the battery exchange device can provide a supporting force for the transfer tray to ensure the stability of the transfer tray during the dragging process.

[0064] In a specific embodiment, the quotient of the distance between the two card holder slots 3 and the length of the mainboard 1 is a preset ratio, and the preset ratio is preferably 2 / 3.

[0065] It should be noted that the first short side is the short side on the transfer tray that is opposite to the charging port of the power battery 5 .

[0066] See also Figure 1 , Figure 7 or Figure 8 Preferably, the transfer tray as described above further includes:

[0067] The charging plate 4 is arranged on the second short side of the main board 1 and protrudes from the main board 1. The charging plate 4 is provided with a charging slot 401 matching the charging port of the power battery 5 along the installation direction of the power battery 5, and the second short side corresponds to the charging port.

[0068] In this embodiment, in order to further enhance the restrictive effect of the transfer tray on the power battery 5, a charging plate 4 is also provided on the second short side of the main board 1 corresponding to the charging port. The charging plate 4 is provided with a charging slot 401 matching the charging port, so that when the power battery 5 is placed on the transfer tray, the charging port can be charged conveniently.

[0069] See also Figure 1 , Figure 3 , Figure 7 or Figure 8 Furthermore, a protective plate 6 protruding from the main board 1 is provided on the first short side and / or the two long sides, so as to further limit the position of the power battery 5 and prevent the power battery 5 from sliding off the transfer tray.

[0070] Preferably, in the transfer tray as described above, the mainboard 1 is an integrally formed plastic structure;

[0071] Alternatively, the bottom of the mainboard 1 is covered with a plastic protection structure.

[0072] In this embodiment, the bottom of the mainboard 1 of the transfer tray is made of plastic material, such as acrylonitrile-butadiene-styrene, ABS plastic, etc., so that the friction between the bottom of the mainboard 1 and the battery rack is small, which is conducive to reducing the push-pull force during taking and placing. Preferably, based on the type and thickness of the plastic, it can also provide a certain buffering effect for the power battery 5. Specifically, in order to realize that the bottom of the mainboard 1 is made of plastic material, the entire mainboard 1 can be set to an integrated plastic structure, or only a layer of plastic protective structure is coated on the bottom of the mainboard 1.

[0073] Another embodiment of the present application further provides a battery swap station, comprising: a battery swap device, a battery rack, and a transfer tray for a power battery as described above;

[0074] Wherein, the battery replacement equipment and the battery rack carry the power battery 5 through the transfer tray;

[0075] The battery exchange device is provided with a push-pull mechanism matching the card pack slot 3 of the transfer tray. Through the push-pull mechanism, the battery exchange device drives the transfer tray to move relative to the battery rack.

[0076] This embodiment also provides a battery swap station, which includes a power-off device, a battery rack, and a transfer tray as described above, wherein the battery swap device and the battery rack carry the power battery 5 through the transfer tray, and the battery swap device can push and pull the transfer tray through the push-pull mechanism and the card pack slot 3 on the transfer tray, so as to drive the transfer tray to move relative to the battery rack, for example, to take and place the power battery 5. This avoids direct contact between the power battery 5 and the battery swap device and the battery rack, which is beneficial to reducing the wear of the power battery 5, thereby improving the safety of the power battery 5. Moreover, the transfer tray can be suitable for power batteries 5 of various specifications, which is beneficial to improving the utilization rate of the transfer tray and reducing costs.

[0077] In addition, the present application may repeat reference numerals and / or letters in different examples. This repetition is for the purpose of simplicity and clarity, and does not in itself indicate the relationship between the various embodiments and / or settings discussed.

[0078] It should also 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", "comprises" or any other variations thereof are intended to cover non-exclusive inclusions.

[0079] The above is a preferred embodiment of the present application. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principles described in the present application. These improvements and modifications should also be regarded as the scope of protection of the present application.

Claims

1. A transfer tray for power batteries, characterized in that: include: A mainboard, wherein the mainboard matches the width of at least one power battery; At least one card board group, the card board group includes two card boards, and the two card boards are arranged one by one with the two long sides of the main board and protrude from the main board, the card boards are provided with card slots matching with the positioning packages on the side walls of the power battery along the power battery installation direction, and the long sides correspond to the length direction of the power battery; The card pack slot is opened at the bottom of the mainboard and matches the push-pull mechanism of the battery replacement device.

2. The transfer tray according to claim 1, characterized in that: There is a first gap between the clamping plate and the power battery.

3. The transfer tray according to claim 1, characterized in that: A second gap is provided between the slot wall of the card slot and the positioning bag.

4. The transfer tray according to claim 1 or 3, characterized in that: A first inclined surface is formed on the slot wall of the locking slot, and an inclination angle of the first inclined surface is within a first preset angle range.

5. The transfer tray according to claim 1, characterized in that: A second inclined surface is formed on a side of the clamping plate facing the power battery, and an inclination angle of the second inclined surface is within a second preset angle range.

6. The transfer tray according to claim 1, characterized in that: Also includes: At least one positioning groove is provided at the bottom of the mainboard, and the positioning groove matches the positioning pin of the battery exchange device.

7. The transfer tray according to claim 1, characterized in that: There are two card pack slots, one of which is arranged adjacent to the first short side of the mainboard, the quotient of the distance between the two card pack slots and the length of the mainboard is a preset ratio, and the first short side is arranged opposite to the charging port of the power battery.

8. The transfer tray according to claim 1, characterized in that: Also includes: A charging plate, wherein the charging plate is arranged on the second short side of the main board and protrudes from the main board. The charging plate is provided with a charging slot matching the charging port of the power battery along the installation direction of the power battery, and the second short side corresponds to the charging port.

9. The transfer tray according to claim 1, characterized in that: The mainboard is an integrated plastic structure; Alternatively, the bottom of the mainboard is covered with a plastic protection structure.

10. A battery swap station, characterized in that: include: A battery replacement device, a battery rack, and a transfer tray for a power battery as claimed in any one of claims 1 to 9; Wherein, the battery replacement equipment and the battery rack carry the power battery through the transfer tray; The battery exchange device is provided with a push-pull mechanism that matches the card package slot of the transfer tray. Through the push-pull mechanism, the battery exchange device drives the transfer tray to move relative to the battery rack.

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