Quick replacement interface for vehicle battery pack

Abstract

The utility model relates to the field of vehicle batteries, and discloses a vehicle battery pack quick replacement interface which comprises an interface structure arranged on one side of the upper surface of a mounting seat, a mounting groove is formed in one side of the upper surface of the mounting seat, a vehicle battery pack is arranged in the mounting groove in a sliding mode, and a fixing mechanism is arranged on the upper surface of the mounting seat. The interface structure comprises a connecting groove, a connector, a connecting line, a spring and a buckling device, the connecting groove is formed in the middle of one side of the upper surface of the mounting base, the connector is arranged in the connecting groove in a sliding mode, and the connecting line is fixedly connected to the middle of one end of the connector. And the connector and the mounting seat are buckled and fixed through the buckling device, so that the situation of loose insertion is prevented, the efficiency and stability of connection of the battery socket are effectively improved, the efficiency of replacement of the vehicle battery pack is further improved, and the practicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the field of vehicle batteries, and in particular to a vehicle battery pack quick replacement interface. Background Art

[0002] A vehicle battery pack usually refers to a complete system for storing electrical energy in an electric vehicle (EV). It is composed of multiple battery cells (usually lithium-ion batteries) that are combined in a certain electrical connection method (such as series or parallel) to meet the vehicle's electrical energy needs. The battery pack interface is a key part of the connection between the vehicle battery pack and other vehicle systems and external charging equipment.

[0003] According to the Chinese authorized patent announcement number CN115123005A, a replaceable battery pack is disclosed, including: a non-quick-change battery pack assembly; a thermal management conversion interface, the thermal management conversion interface including: a quick-change liquid-cooling connector assembly at the battery pack end, the quick-change liquid-cooling connector assembly at the battery pack end is connected to the thermal management interface; an electrical conversion interface, the electrical conversion interface including: a first battery pack end quick-change electrical connector assembly, the first battery pack end quick-change electrical connector assembly is connected to the electrical interface; a second battery pack end quick-change electrical connector assembly, the second battery pack end quick-change electrical connector assembly is connected to the electrical interface. The patent adds an adapter bracket without modifying the vehicle body and battery pack, has high safety and good reliability, greatly shortens the development cycle, and reduces development costs. However, when replacing, the line connecting the battery pack to the vehicle body still needs to be disassembled, and there is no convenient improvement on the position of the connection port, resulting in the efficiency not being further improved. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a vehicle battery pack quick replacement interface, which solves the problem that the battery pack connection port and the vehicle body connection port cannot be quickly installed.

[0005] To achieve the above objectives, the utility model is implemented through the following technical solutions: a vehicle battery pack quick replacement interface, including an interface structure arranged on one side of the upper surface of a mounting seat, a mounting groove is opened on one side of the upper surface of the mounting seat, a vehicle battery pack is slidably arranged in the mounting groove, and a fixing mechanism is arranged on the upper surface of the mounting seat;

[0006] The interface structure includes a connecting groove, a connecting head, a connecting wire, a spring and a snap-on device. The connecting groove is opened in the middle of one side of the upper surface of the mounting seat. A connecting head is slidably arranged inside the connecting groove. A connecting wire is fixedly connected to the middle of one end of the connecting head. The other end of the connecting wire passes through one end inside the mounting seat. Several springs are fixedly connected on both sides of one end of the connecting head close to the connecting wire. Several snap-ons are fixedly connected on the upper side of the other end of the connecting groove. The other end of the snap-on device is snap-connected to the adjacent upper surface of the mounting seat.

[0007] Preferably, a battery connection port is provided in the middle of one end of the vehicle battery pack, and the battery connection port is plug-connected with an adjacent connection slot.

[0008] Preferably, a vehicle body end connection port is provided in the middle of one end of the mounting seat, and the inner side of the vehicle body end connection port is electrically connected to an end of an adjacent connecting wire away from the connector.

[0009] Preferably, the fixing mechanism includes a first spring, a slide plate, a limit plate, a slider, a fixed block, a pull rod, a second spring and a slide groove. There are two slide plates in total and they are symmetrically arranged on one side of the upper end of the mounting groove. One end of the slide plate is slidably connected to one side of the mounting groove and is fixedly connected to the first spring. The other end of the first spring is fixedly connected to the inner side of the mounting seat.

[0010] Preferably, there are two limit plates in total and they are symmetrically arranged on the other side of the upper end of the mounting groove. One end of each limit plate is slidably arranged inside the mounting seat and is fixedly connected to a slider. One side of the slider is fixedly connected to a second spring, and the other end of the second spring is fixedly connected to the inside of the mounting seat.

[0011] Preferably, there are two slide grooves in total and they are opened on both sides of the upper surface of the mounting seat, and a fixed block is slidably arranged inside each slide groove, and the lower end of the fixed block is fixedly connected to the upper end of the adjacent sliding block.

[0012] Preferably, the pull rod is slidably disposed on the upper surface of the mounting seat and both ends are fixedly connected to one side of an adjacent fixing block respectively.

[0013] Preferably, a plurality of fixing plates are fixedly connected around the lower surface of the mounting seat, and threaded holes are formed through the surfaces of the fixing plates.

[0014] Beneficial Effects

[0015] The utility model provides a vehicle battery pack quick replacement interface. Compared with the prior art, it has the following beneficial effects:

[0016] 1. In the utility model, the vehicle battery pack is placed into the installation slot by the interface structure, and the connector is pressed and pushed to the side away from the battery. After the vehicle battery pack is placed, the connector is released, and the connector is pushed back to the original position by the spring rebound to automatically plug into the battery connector. Then, the connector is fixed to the mounting seat by the buckle device to prevent the plug-in from loosening, which effectively improves the efficiency and stability of the battery socket connection, further improves the efficiency of vehicle battery pack replacement, and improves the practicality of the device.

[0017] 2. In the utility model, when the vehicle battery pack is placed, the pull rod is first pulled to pull the limit plate into the interior of the mounting seat, and the battery is placed in the mounting groove. At this time, the end of the vehicle battery pack close to the slide plate will squeeze the slide plate into the interior of the mounting seat, and then the vehicle battery pack will completely enter the interior of the mounting groove. At this time, the slide plate is popped out by the first spring to be limited on the upper surface of one end of the battery, and then the pull rod is released, and the second spring pushes out the limit plate to complete the fixation of the vehicle battery pack, which effectively speeds up the efficiency of fixing the vehicle battery pack, thereby improving the efficiency of battery installation. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a three-dimensional structural schematic diagram of a vehicle battery pack quick replacement interface proposed by the utility model;

[0019] Figure 2 This is a schematic diagram of the structure of a vehicle battery pack quick replacement interface mechanism proposed by the utility model;

[0020] Figure 3 This is a schematic diagram of the fixing mechanism structure of a vehicle battery pack quick replacement interface proposed by the utility model;

[0021] Figure 4 A schematic diagram of battery assembly for a quick-change interface for a vehicle battery pack proposed by the utility model.

[0022] Legend:

[0023] 1. Mounting seat; 2. Vehicle battery pack; 3. Battery connector; 4. Mounting slot; 5. Vehicle end connector; 6. Interface structure; 601. Connecting slot; 602. Connector; 603. Connecting wire; 604. Spring; 605. Clip; 7. Fixing mechanism; 701. First spring; 702. Slide plate; 703. Limiting plate; 704. Slider; 705. Fixing block; 706. Pull rod; 707. Second spring; 708. Slide groove; 8. Fixing plate. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1-Figure 4 The utility model provides two technical solutions, which specifically include the following embodiments:

[0026] Embodiment 1:

[0027] A vehicle battery pack quick replacement interface, including an interface structure 6 arranged on one side of the upper surface of a mounting seat 1, a mounting groove 4 is provided on one side of the upper surface of the mounting seat 1, a vehicle battery pack 2 is slidably provided in the mounting groove 4, a fixing mechanism 7 is provided on the upper surface of the mounting seat 1 for quickly fixing the battery, a plurality of fixing plates 8 are fixedly connected to the lower surface of the mounting seat 1 around, threaded holes are provided on the surface of the fixing plate 8, and the mounting seat 1 is fixed to a suitable position of the vehicle body through the fixing plate 8, the interface structure 6 includes a connecting groove 601, a connecting head 602, a connecting line 603, a spring 604 and a snap 605, the connecting groove 601 is provided in the middle of one side of the upper surface of the mounting seat 1, a connecting head 602 is slidably provided inside the connecting groove 601, a connecting line 603 is fixedly connected to the middle of one end of the connecting head 602, and the other end of the connecting line 603 is penetrated It is arranged at one end inside the mounting seat 1, and is used for the connector 602 to be electrically connected to the vehicle body end connector 5. Several springs 604 are fixedly connected on both sides of one end of the connector 602 close to the connecting line 603, which are used to rebound the connector 602. Several clips 605 are fixedly connected on the upper side of the other end of the connecting groove 601, and the other end of the clip 605 is snap-connected with the upper surface of the adjacent mounting seat 1 to fix the connector 602 in a suitable position and maintain the stability of the connection. A battery connector 3 is opened in the middle of one end of the vehicle battery pack 2, and the battery connector 3 is plug-connected with the adjacent connecting groove 601 to electrically connect the battery connector 3 and the vehicle body end connector 5. A vehicle body end connector 5 is opened in the middle of one end of the mounting seat 1, and the inner side of the vehicle body end connector 5 is electrically connected to the end of the adjacent connecting line 603 away from the connector 602.

[0028] During operation, the mounting base 1 is fixed to the vehicle body through the fixing plate 8, and then the connector 602 is pushed toward the side of the connecting port 5 at the vehicle body end, and then the vehicle battery pack is installed. At this time, the connector 602 is released, and the spring 604 rebounds and pushes the connector 602, and then the connector 602 is plugged and connected with the adjacent battery connecting port 3, and then one end of the snap 605 is flipped and snapped on the upper surface of the adjacent mounting base 1 to complete the connection of the vehicle battery pack connection port.

[0029] Embodiment 2:

[0030] On the basis of the first embodiment, the fixing mechanism 7 includes a first spring 701, a slide plate 702, a limiting plate 703, a slider 704, a fixing block 705, a pull rod 706, a second spring 707 and a slide groove 708. There are two slide plates 702 and they are symmetrically arranged on one side of the upper end of the mounting groove 4. One end of the slide plate 702 is slidably connected with one side of the mounting groove 4 and is fixedly connected with the first spring 701. The upper surface of one end of the slide plate 702 is a bevel design to facilitate extrusion and sliding. The other end of the first spring 701 is fixedly connected to the inner side of the mounting seat 1. There are two limiting plates 703 and they are symmetrically arranged on the other side of the upper end of the mounting groove 4. Each limiting plate 703 is One end of the plate 703 is slidably arranged inside the mounting seat 1 and is fixedly connected with a slider 704 to limit the upper end of the battery. A second spring 707 is fixedly connected to one side of the slider 704. The other end of the second spring 707 is fixedly connected to the inside of the mounting seat 1. There are two slide grooves 708 and they are opened on both sides of the upper surface of the mounting seat 1. A fixed block 705 is slidably arranged inside each slide groove 708. The lower end of the fixed block 705 is fixedly connected to the upper end of the adjacent slider 704. The pull rod 706 is slidably arranged on the upper surface of the mounting seat 1 and the two ends are respectively fixedly connected to one side of the adjacent fixed block 705. The pull rod 706 is designed as a U-shaped tube.

[0031] When installing the battery, first pull the pull rod 706 to pull the limit plate 703 into the interior of the mounting seat 1. At this time, place the vehicle battery pack in the mounting slot 4. At this time, the end of the vehicle battery pack close to the slide plate 702 will squeeze the slide plate 702 into the interior of the mounting seat 1. Then the vehicle battery pack will completely enter the interior of the mounting slot 4. At this time, the slide plate 702 is popped out by the first spring 701 to be limited on the upper surface of one end of the vehicle battery pack. Then release the pull rod 706, and the second spring 707 will push out the limit plate 703 to complete the fixation of the vehicle battery pack.

[0032] The above description is only a preferred embodiment of the present application and is not intended to limit the present application. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the application should be included in the protection scope of the present application.

Claims

1. A vehicle battery pack quick replacement interface, comprising an interface structure (6) arranged on one side of an upper surface of a mounting seat (1), a mounting groove (4) being provided on one side of the upper surface of the mounting seat (1), a vehicle battery pack (2) being slidably arranged in the mounting groove (4), and a fixing mechanism (7) being provided on the upper surface of the mounting seat (1); Features: The interface structure (6) comprises a connection groove (601), a connection head (602), a connection line (603), a spring (604) and a snap-on device (605); the connection groove (601) is provided in the middle of one side of the upper surface of the mounting seat (1); a connection head (602) is slidably arranged inside the connection groove (601); a connection line (603) is fixedly connected to the middle of one end of the connection head (602); the other end of the connection line (603) is passed through one end inside the mounting seat (1); a plurality of springs (604) are fixedly connected to both sides of one end of the connection head (602) close to the connection line (603); a plurality of snap-ons (605) are fixedly connected to the upper side of the other end of the connection groove (601); the other end of the snap-on device (605) is snap-connected to the upper surface of the adjacent mounting seat (1).

2. A vehicle battery pack quick replacement interface according to claim 1, characterized in that: A battery connection port (3) is provided in the middle of one end of the vehicle battery pack (2), and the battery connection port (3) is plug-connected with an adjacent connection slot (601).

3. The vehicle battery pack quick replacement interface according to claim 1, characterized in that: A vehicle body end connection port (5) is provided in the middle of one end of the mounting seat (1), and the inner side of the vehicle body end connection port (5) is electrically connected to an end of an adjacent connection line (603) away from the connector (602).

4. The vehicle battery pack quick replacement interface according to claim 1, characterized in that: The fixing mechanism (7) comprises a first spring (701), a slide plate (702), a limiting plate (703), a slider (704), a fixing block (705), a pull rod (706), a second spring (707) and a sliding groove (708); two slide plates (702) are provided and are symmetrically arranged on one side of the upper end of the mounting groove (4); one end of the slide plate (702) is slidably connected to one side of the mounting groove (4) and is fixedly connected to the first spring (701); the other end of the first spring (701) is fixedly connected to the inner side of the mounting seat (1).

5. A vehicle battery pack quick replacement interface according to claim 4, characterized in that: Two limit plates (703) are provided in total and are symmetrically arranged on the other side of the upper end of the mounting groove (4); one end of each limit plate (703) is slidably arranged inside the mounting seat (1) and is fixedly connected to a slider (704); one side of the slider (704) is fixedly connected to a second spring (707); the other end of the second spring (707) is fixedly connected to the inside of the mounting seat (1).

6. A vehicle battery pack quick replacement interface according to claim 4, characterized in that: There are two slide grooves (708) in total and they are opened on both sides of the upper surface of the mounting seat (1). A fixed block (705) is slidably arranged inside each slide groove (708), and the lower end of the fixed block (705) is fixedly connected to the upper end of the adjacent sliding block (704).

7. A vehicle battery pack quick replacement interface according to claim 4, characterized in that: The pull rod (706) is slidably disposed on the upper surface of the mounting seat (1) and its two ends are respectively fixedly connected to one side of an adjacent fixing block (705).

8. The vehicle battery pack quick replacement interface according to claim 1, characterized in that: A plurality of fixing plates (8) are fixedly connected around the lower surface of the mounting seat (1), and threaded holes are formed through the surface of the fixing plates (8).

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