Quick-change frame structure of power battery

Abstract

The power battery quick-change frame structure comprises a frame body, battery locking assemblies and a quick-change connector butt joint plug, the frame body is connected with a switching support on an automobile chassis, the battery locking assemblies are evenly distributed on the two sides of the frame body and connected with cylindrical lock pins on the two sides of a power battery pack, and the quick-change connector butt joint plug is connected with the power battery pack. Therefore, the power battery pack is detachably connected with the frame body, an operator can detach or install the power battery pack conveniently, the quick-change connector butt joint plug is arranged on one side of the frame body, and the power battery pack can be quickly connected into a vehicle body. The power battery quick-change frame structure provided by the utility model is simple in structure, and can meet the requirements of light weight and high integration level of vehicles.

Description

Technical Field

[0001] The utility model belongs to the technical field of electric vehicles, and specifically relates to a power battery quick-change frame structure. Background Art

[0002] As the market share of electric vehicles increases, charging methods are attracting more and more attention. Among them, the quick-change battery operation model is increasingly recognized by customers and experts. Many automobile manufacturers have stepped up their research on quick-change technology. However, the existing power battery quick-change devices have a complex structure, mostly a tray structure, with a single function, and cannot meet the requirements of lightweight and high integration of vehicles.

[0003] To solve the above problems, patent document CN106882030A discloses a pure electric vehicle power battery quick-change device, which mainly includes a battery fixing tray and an automatic locking device. The battery fixing tray is provided with horizontal and longitudinal guide wheels, which can easily realize the loading and pulling out of the power battery. The automatic locking mechanism adopted includes a driving device, a connecting rod structure, a locking device, and a baffle to realize the functions of automatic locking and automatic unlocking of the power battery, but it cannot solve the above problems. Utility Model Content

[0004] The utility model is designed to solve the above problems, and aims to provide a power battery quick-change frame structure with a simple structure that can meet the requirements of lightweight and high integration of vehicles. In order to achieve the above objectives, the technical solution adopted by the utility model is:

[0005] The utility model provides a power battery quick-change frame structure, which has the following characteristics: a frame body, connected to a transfer bracket on a vehicle chassis; a battery locking assembly, evenly distributed on both sides of the frame body, connected to cylindrical locking pins on both sides of the power battery pack; and a quick-change connector docking plug, arranged on one side of the frame body.

[0006] The power battery quick-change frame structure provided by the utility model may also have the following features: the frame body includes a side beam, a front beam and a rear connecting frame, one end of the side beam is connected to the front beam, and the other end is connected to the rear connecting frame.

[0007] In the power battery quick-change frame structure provided by the utility model, it can also have the following features: the battery locking assembly is evenly distributed on the side beam, the side beam is provided with a locking hole, the cylindrical locking pin is passed through the locking hole, and the battery locking assembly includes a buckle, which is provided on the side beam and abuts against the cylindrical locking pin.

[0008] The power battery quick-change frame structure provided by the utility model may also have the following feature: the quick-change connector docking plug is arranged on the front beam.

[0009] The power battery quick-change frame structure provided by the utility model may also have the following feature: a sensor monitoring harness plug is also provided on the side beam.

[0010] The power battery quick-change frame structure provided by the utility model may also have the following feature: a transfer hole is provided on the side beam.

[0011] The power battery quick-change frame structure provided by the utility model may also have the following feature: a transfer square tube connection hole is provided on the rear connecting frame.

[0012] The power battery quick-change frame structure provided by the utility model may also have the following feature: a front beam connecting hole is provided on the front beam.

[0013] The technical effect of the utility model is as follows: the power battery quick-change frame structure provided by the utility model includes a frame body, a battery locking assembly and a quick-change connector docking plug. The frame body is connected to the adapter bracket on the automobile chassis, and the battery locking assembly is evenly distributed on both sides of the frame body and connected to the cylindrical locking pins on both sides of the power battery pack, so that the power battery pack is detachably connected to the frame body, which is convenient for operators to disassemble or install the power battery pack. The quick-change connector docking plug is arranged on one side of the frame body, which can quickly connect the power battery pack to the vehicle body.

[0014] Therefore, the power battery quick-change frame structure provided by the utility model has a simple structure and can meet the requirements of lightweight and high integration of the vehicle. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] This specification includes the following drawings, which show the following contents:

[0016] Figure 1 This is a schematic diagram of the structure of the power battery quick-change frame structure in the embodiment of the utility model. Figure 1 ;

[0017] Figure 2 This is a schematic diagram of the structure of the power battery quick-change frame structure in the embodiment of the utility model. Figure 2 ;

[0018] Figure 3 It is a schematic structural diagram of the power battery quick-change frame structure in the top view direction in an embodiment of the utility model.

[0019] Marked in the figure: 10-frame body, 11-side beam, 111-adapter hole, 112-sensor monitoring harness plug, 113-locking hole, 12-front beam, 121-front beam connecting hole, 13-rear connecting frame, 131-adapter square tube connecting hole, 20-battery locking assembly, 21-clip, 30-quick-change connector docking plug. DETAILED DESCRIPTION

[0020] The following is a further detailed description of the specific implementation methods of the utility model by describing the embodiments with reference to the accompanying drawings, with the aim of helping those skilled in the art to have a more complete, accurate and in-depth understanding of the utility model concept and technical solution of the utility model and facilitating its implementation.

[0021] Figure 1 This is a schematic diagram of the structure of the power battery quick-change frame structure in the embodiment of the utility model. Figure 1 ; Figure 2 This is a schematic diagram of the structure of the power battery quick-change frame structure in the embodiment of the utility model. Figure 2 ; Figure 3 It is a schematic structural diagram of the power battery quick-change frame structure in the top view direction in an embodiment of the utility model.

[0022] like Figure 1 , Figure 2 as well as Figure 3 As shown, the power battery quick-change frame structure provided by the utility model includes a frame body 10 , a battery locking assembly 20 and a quick-change connector docking plug 30 .

[0023] The frame body 10 is connected to the adapter bracket on the chassis of the vehicle. The frame body 10 can detachably install the power battery pack. The frame body 10 includes a side beam 11, a front beam 12 and a rear connecting frame 13. One end of the side beam 11 is connected to the front beam 12, and the other end is connected to the rear connecting frame 13. The two ends of the two side beams 11 are respectively connected to the front beam 12 and the rear connecting frame 13 to form a rectangular frame body 10.

[0024] The side beams 11 are provided with adapter holes 111 , which are evenly distributed on the two side beams 11 , and a plurality of bolts are passed through the adapter holes 111 and the adapter brackets, so that the frame body 10 is mounted on the adapter brackets of the automobile chassis.

[0025] The front beam 12 is provided with front beam connecting holes 121, and two front beam connecting holes 121 are evenly distributed on the front beam 12. Bolts are passed through the front beam connecting holes 121 and connected to the front cross beam of the automobile chassis, thereby connecting the front beam 12 to the automobile chassis, further strengthening the connection strength between the frame body 10 and the automobile chassis.

[0026] The rear connecting frame 13 is provided with a transfer square tube connection hole 131, so as to connect the frame body 10 with the transfer square tube on the automobile chassis, thereby further strengthening the connection strength between the frame body 10 and the automobile chassis.

[0027] A sensor monitoring harness plug 112 is also provided on the side beam 11. One end of the sensor monitoring harness plug 112 is connected to the power battery pack, and the other end is connected to the vehicle control system. The sensor monitoring harness plug 112 is integrated on the side beam 11, which is convenient for operators to connect the sensor monitoring harness and speeds up removal and replacement.

[0028] The battery locking assembly 20 is evenly distributed on both sides of the frame body 10, and the battery locking assembly 20 is evenly distributed on the two side beams 11. The battery locking assembly 20 is connected to the cylindrical locking pins on both sides of the power battery pack, so that the power battery pack can be detachably set on the frame body 10, which is conducive to meeting the requirements of lightweight and high integration of the vehicle.

[0029] The side beam 11 is provided with locking holes 113 adapted to the cylindrical locking pins on both sides of the power battery pack. The cylindrical locking pins are inserted into the locking holes 113. The battery locking assembly 20 includes buckles 21. The buckles 21 are arranged on the side beam 11. There are sixteen buckles 21 in total, eight in a group, and each group of buckles 21 is evenly distributed on the two side beams 11. The buckles 21 abut against the cylindrical locking pins of the power battery pack, so that the power battery pack can be detachably arranged on the frame body 10, and the stability of fixing the power battery pack is improved.

[0030] The quick-change connector docking plug 30 is arranged on the front beam 12 of the frame body 10. One end of the quick-change connector docking plug 30 is connected to the power battery pack, and the other end is connected to the quick-change connector on the vehicle chassis, so as to quickly connect the power battery pack to the vehicle body.

[0031] Functions and Effects of the Embodiments

[0032] The power battery quick-change frame structure provided by the utility model includes a frame body 10, a battery locking assembly 20 and a quick-change connector docking plug 30. The frame body 10 is connected to the adapter bracket on the chassis of the vehicle. The battery locking assembly 20 is evenly distributed on both sides of the frame body 10 and connected to the cylindrical locking pins on both sides of the power battery pack, so that the power battery pack is detachably connected to the frame body 10, which is convenient for operators to disassemble or install the power battery pack. The quick-change connector docking plug 30 is arranged on one side of the frame body 10, and the power battery pack can be quickly connected to the vehicle body. The power battery quick-change frame structure provided by the utility model has a simple structure and can meet the requirements of lightweight and high integration of vehicles.

[0033] Furthermore, the side beams 11 are provided with adapter holes 111 , which are evenly distributed on the two side beams 11 , and a plurality of bolts are passed through the adapter holes 111 and the adapter brackets, so that the frame body 10 is installed on the adapter brackets of the automobile chassis.

[0034] Furthermore, a front beam connecting hole 121 is opened on the front beam 12, and two front beam connecting holes 121 are evenly distributed on the front beam 12. Bolts are passed through the front beam connecting holes 121 and connected to the front cross beam of the automobile chassis, thereby connecting the front beam 12 to the automobile chassis, further strengthening the connection strength between the frame body 10 and the automobile chassis.

[0035] Furthermore, a transfer square tube connection hole 131 is provided on the rear connection frame 13, so as to connect the frame body 10 with the transfer square tube on the automobile chassis, thereby further strengthening the connection strength between the frame body 10 and the automobile chassis.

[0036] Furthermore, the buckles 21 are arranged on the side beams 11 , and there are a total of sixteen buckles 21 , each group of eight buckles 21 is evenly distributed on the two side beams 11 , and the buckles 21 abut against the cylindrical locking pins of the power battery pack, thereby detachably setting the power battery pack on the frame body 10 .

[0037] The above is an exemplary description of the utility model in conjunction with the accompanying drawings. Obviously, the specific implementation of the utility model is not limited to the above-mentioned method. As long as various non-substantial improvements are made using the method concept and technical solution of the utility model; or the above concept and technical solution of the utility model are directly applied to other occasions without improvement, they are all within the protection scope of the utility model.

Claims

1. A power battery quick-change frame structure, characterized in that: include: The frame body (10) is connected to the adapter bracket on the chassis of the automobile; Battery locking components (20) are evenly distributed on both sides of the frame body (10) and connected to cylindrical locking pins on both sides of the power battery pack; A quick-change connector docking plug (30) is arranged on one side of the frame body (10).

2. The power battery quick-change frame structure according to claim 1 is characterized in that: The frame body (10) comprises a side beam (11), a front beam (12) and a rear connecting frame (13); one end of the side beam (11) is connected to the front beam (12), and the other end is connected to the rear connecting frame (13).

3. The power battery quick-change frame structure according to claim 2 is characterized in that: The battery locking assembly (20) is evenly distributed on the side beam (11), a locking hole (113) is provided on the side beam (11), the cylindrical locking pin is inserted into the locking hole (113), and the battery locking assembly (20) comprises a buckle (21), the buckle (21) is provided on the side beam (11) and abuts against the cylindrical locking pin.

4. The power battery quick-change frame structure according to claim 2, characterized in that: The quick-change connector docking plug (30) is arranged on the front beam (12).

5. The power battery quick-change frame structure according to claim 2 is characterized in that: The side beam (11) is also provided with a sensor monitoring harness plug (112).

6. The power battery quick-change frame structure according to claim 5, characterized in that: The side beam (11) is provided with a transfer hole (111).

7. The power battery quick-change frame structure according to claim 6, characterized in that: The rear connecting frame (13) is provided with a transfer square tube connecting hole (131).

8. The power battery quick-change frame structure according to claim 7, characterized in that: The front beam (12) is provided with a front beam connection hole (121).

Images