Portable power supply

Abstract

The utility model relates to the technical field of batteries, in particular to a portable power supply which comprises a battery pack, the battery pack is sleeved with a shell, an upper cover assembly is arranged at one end of the shell, an adjustable back plate assembly is arranged at the end, away from the upper cover assembly, of the shell, and two straps are arranged at the end, away from the shell, of the adjustable back plate assembly. The two straps are located at the two ends of the adjustable backboard assembly in the width direction respectively, and a plurality of storage hooks are arranged on the straps. According to the invention, the power supply with large battery capacity can be conveniently carried.

Description

Technical Field

[0001] The present application relates to the field of battery technology, and in particular to a portable power source. Background Art

[0002] Outdoor power supplies are widely used in various industries, such as pure electric vehicles, electric two-wheeled vehicles, hybrid devices, plug-in hybrid vehicles, ships, rail transportation, solar energy, wind power generation systems, etc. Especially with the development of electric vehicles, the requirements for outdoor power supply performance are getting higher and higher.

[0003] The utility model patent with publication number CN216904357U discloses a portable outdoor power supply, including an outer frame, a panel and a battery cell group arranged in the outer frame, the inner wall of the outer frame is provided with a plurality of guide strips with two ends opening toward the two ends of the outer frame respectively; the battery cell group includes a battery cell fixing assembly, a first positioning member, a second positioning member and a plurality of battery cells, the plurality of battery cells are fixed in the battery cell fixing assembly, a guide groove is provided on the battery cell group, the guide groove matches the guide strip, so that the battery cell group enters the outer frame from the outer frame opening along the guide strip and fixes the battery cell group in a direction perpendicular to the guide strip; the first positioning member and the second positioning member are respectively arranged at the two ends of at least part of the guide groove, and press the two ends of the corresponding guide strip to fix the battery cell group in the guide direction; the panel cooperates with the two end openings of the outer frame and presses the two ends of the battery cell group to fix the battery cell group in the guide direction.

[0004] The portable outdoor battery is moved by an operator by lifting the handle on the upper end of the battery with one hand when in use. The strength of one hand is generally small, so the operator can only choose a smaller portable battery when in use. The smaller battery has a lower capacity and a narrower range of use. Utility Model Content

[0005] In order to facilitate carrying a power source with a large battery capacity, the present application provides a portable power source.

[0006] The portable power supply provided in this application adopts the following technical solution:

[0007] A portable power source includes a battery pack, wherein the battery pack is covered with a shell, one end of the shell is provided with an upper cover assembly, the end of the shell away from the upper cover assembly is provided with an adjustable back panel assembly, the end of the adjustable back panel assembly away from the shell is provided with two shoulder straps, the two shoulder straps are respectively located at two ends of the adjustable back panel assembly in a width direction, and the shoulder straps are provided with a plurality of storage hooks.

[0008] By adopting the above technical solution, the shell is used to fix the battery pack, the upper cover assembly and the adjustable assembly are respectively connected to the two ends of the shell, and the operator carries the portable power supply on the back through a shoulder strap. Compared with a hand-held portable power supply, the shoulder strap type can carry more weight, has a larger battery capacity, and has a wider range of applications.

[0009] Optionally, the shoulder strap includes a fixed shoulder strap, an adjustable shoulder strap and a shoulder strap buckle, the fixed shoulder strap is connected to the upper end of the adjustable back panel assembly, the fixed shoulder strap is connected to the lower end of the adjustable back panel assembly, a limiting groove is provided on the shoulder strap buckle, the upper end of the shoulder strap buckle is connected to the fixed shoulder strap, and the end of the adjustable shoulder strap away from the adjustable back panel assembly passes through the limiting groove in sequence.

[0010] By adopting the above technical solution, the total length of the adjustable shoulder strap can be changed according to the different lengths of the shoulder strap being tied in the limiting groove of the shoulder strap buckle, thereby adapting to operators of different body shapes.

[0011] Optionally, the adjustable back panel assembly is provided with a horizontal waist belt, and the waist belt is located directly below the adjustable shoulder straps.

[0012] By adopting the above technical solution, the belt is used to fix the portable power supply on the waist of the operator, making the fixation more stable.

[0013] Optionally, a tool waist bag is provided on the waist belt, and a plurality of storage hooks are provided on the outer side wall of the tool waist bag.

[0014] By adopting the above technical solution, the tool waist bag is used to carry tools, thereby expanding the use range of the portable power source.

[0015] Optionally, the adjustable backplane assembly includes a bottom support seat, a movable backplane, a movable backplane base and a fixed backplane, the bottom plate support seat is arranged at the lower end of the shell, the fixed backplane is arranged at the upper end of the support, the movable backplane is slidably connected to the fixed backplane along the vertical direction, the movable backplane base is arranged at the upper end of the bottom plate support seat and is located directly below the fixed backplane, and the movable backplane is provided with a lock for fixing the movable backplane.

[0016] By adopting the above technical solution, the movable back plate moves in the vertical direction, so that the total length of the movable back plate and the fixed back plate changes, thereby adapting to operators of different sizes.

[0017] Optionally, the locker includes a fixed block, a connecting shaft and a clamping block, the fixed block is arranged on the side wall of the shell, a vertical sliding groove is opened on the dynamic back plate, the connecting shaft is connected to the fixed block, the connecting shaft passes through the dynamic back plate in the horizontal direction and is slidably connected in the sliding groove in the vertical direction, the clamping block is rotatably connected to one end of the connecting shaft away from the fixed block, and the end of the dynamic back plate away from the fixed block is provided with a rack for clamping with the clamping block.

[0018] By adopting the above technical solution, after the moving back plate moves to the target position, the operator rotates the clamping block and clamps the clamping block into the rack, thereby fixing the position of the moving back plate. This fixing method is more convenient to operate.

[0019] Optionally, a dynamic back plate pad is provided at the upper end of the dynamic back plate, a plurality of Japanese-shaped buckles are provided on the dynamic back plate pad, and the fixed shoulder strap is connected to the dynamic back plate pad via the Japanese-shaped buckles.

[0020] By adopting the above technical solution, the fixed shoulder strap is installed on the dynamic back plate pad through the Japanese buckle, and this connection method is more convenient to operate.

[0021] Optionally, a handle groove is provided at the upper end of the shell, a limiter is provided in the handle groove, a handle is rotatably connected to the limiter, a handle cover is provided at the upper end of the handle groove, a control groove is provided on the outer wall of the shell, and a charging and discharging interface and a power switch are provided at the bottom of the control groove.

[0022] By adopting the above technical solution, the handle is stored in the handle groove, and the hidden handle design is integrated with the product, which is more beautiful. The power switch and the charging and discharging interface are sunken on the surface to reduce accidental touches.

[0023] Optionally, the upper cover assembly includes an upper cover, a power display screen and a three-color light strip, and the power display screen and the three-color light strip are both arranged at one end of the upper cover away from the shell.

[0024] By adopting the above technical solution, the three-color light strip design has obvious lighting during outdoor operations and evening operations. Different colors represent different power status, and the power display screen is used to display the power level.

[0025] Optionally, the battery pack includes an upper bracket, a lower bracket, a plurality of battery cells and two connecting plates. The upper bracket and the lower bracket are both provided with a plurality of through holes for the power cells to pass through. The upper bracket is provided with a plurality of connecting tubes at one end facing the lower bracket. The lower bracket is provided with a plurality of connecting rods for connecting with the connecting tubes at one end facing the upper bracket. The upper bracket and the lower bracket are provided with a plurality of battery cells for clamping. The two connecting plates are respectively provided on a side of the upper bracket and the lower bracket away from each other. The upper bracket is provided with connecting plates and protective plates in sequence along the direction away from the battery cells.

[0026] By adopting the above technical solution, the upper bracket and the lower bracket are used to fix multiple battery cells. The upper bracket and the lower bracket are connected by a connecting tube and a connecting rod, which is convenient for assembly. Multiple battery cells play a role in increasing the battery capacity.

[0027] In summary, the present application includes at least one of the following beneficial technical effects:

[0028] 1. The operator carries the portable power supply on his back through a shoulder strap. Compared with a hand-held portable power supply, the shoulder strap type can carry more weight, has a larger battery capacity, and is applicable to a wider range;

[0029] 2. The total length of the strap can be changed according to the length of the strap tied in the limit groove of the strap buckle, so as to adapt to operators of different body shapes;

[0030] 3. The three-color light strip design makes the light obvious during outdoor operations and evening operations. Different colors represent different power states, and the power display screen is used to display the power level. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] Figure 1 It is a schematic diagram of the structure of a portable power supply according to an embodiment of the present application.

[0032] Figure 2 It is an exploded view of a portable power supply according to an embodiment of the present application.

[0033] Figure 3 It is an exploded view of a battery pack of a portable power source according to an embodiment of the present application.

[0034] Figure 4 It is an exploded view of a shell of a portable power source according to an embodiment of the present application.

[0035] Figure 5 It is an exploded view of a top cover assembly of a portable power source according to an embodiment of the present application.

[0036] Figure 6 It is an exploded view of an adjustable back panel assembly of a portable power supply according to an embodiment of the present application.

[0037] Figure 7 It is a schematic structural diagram of a dynamic back plate of a portable power source according to an embodiment of the present application.

[0038] Figure 8 It is an exploded view of a shoulder strap, a waist belt and a tool waist bag of a portable power source according to an embodiment of the present application.

[0039] Explanation of reference numerals: 1. battery pack; 11. upper bracket; 111. connecting tube; 12. lower bracket; 121. connecting rod; 13. battery cell; 14. connecting piece; 15. protective plate; 2. shell; 21. handle slot; 22. limiter; 23. handle; 24. control slot; 25. charge and discharge interface; 26. power switch; 3. upper cover assembly; 31. upper cover; 32. power display screen; 33. three-color light strip; 4. adjustable back panel Components; 41. Support seat; 42. Moving back plate; 421. Sliding groove; 422. Rack; 43. Moving back plate base; 44. Fixed back plate; 45. Moving back plate pad; 46. Japanese buckle; 5. Shoulder strap; 51. Fixed shoulder strap; 52. Adjustable shoulder strap; 53. Shoulder strap lock; 531. Limiting groove; 6. Waist belt; 61. Tool waist bag; 7. Storage hook; 8. Locker; 81. Fixed block; 82. Connecting shaft; 83. Clamping block. DETAILED DESCRIPTION

[0040] The following is combined with Figure 1-7 This application is described in further detail.

[0041] The present application embodiment discloses a portable power source. Figure 1 as well as Figure 2 A portable power source includes a battery pack 1, the battery pack 1 is covered with a shell 2 for fixing the battery pack 1, and the two ends of the shell 2 are respectively installed with an upper cover component 3 and an adjustable back panel component 4.

[0042] Reference Figure 2 as well as Figure 3 The battery pack 1 includes an upper bracket 11, a lower bracket 12, a plurality of battery cells 13 and two connecting pieces 14. The plurality of battery cells 13 are arranged in a stacked manner. The upper bracket 11 and the lower bracket 12 are provided with a plurality of through holes through which the power supply cores 13 pass. The battery cells 13 are inserted into the through holes and fixed. A plurality of connecting cylinders 111 are fixedly connected to one end of the upper bracket 11 facing the lower bracket 12. A plurality of connecting rods 121 for plugging with the connecting cylinders 111 are fixedly connected to one end of the lower bracket 12 facing the upper bracket 11. The upper bracket 11 and the lower bracket 12 are arranged to clamp the plurality of battery cells 13 at both ends along the length direction of the battery cells 13. The two connecting pieces 14 are respectively installed on the sides of the upper bracket 11 and the lower bracket 12 away from each other. The upper bracket 11 is sequentially installed with the connecting piece 14 and the protective plate 15 in a direction away from the battery cells 13.

[0043] Reference Figure 2 , Figure 3 as well as Figure 4The shell 2 is fixedly connected to the upper bracket 11 and the lower bracket 12, so that the shell 2 can be placed outside the battery pack 1. A handle groove 21 is provided at the upper end of the shell 2, and a limiter 22 is installed in the handle groove 21. A handle 23 is rotatably connected to the limiter 22. A handle cover 27 is connected to the upper end of the limit groove 531, so that the handle 23 is stored in the handle groove 21. The hidden handle 23 design is integrated with the product and is more beautiful. A control groove 24 is provided on the outer wall of the shell 2, and a charge and discharge interface 25 and a power switch 26 are installed at the bottom of the control groove 24. The charge and discharge interface 25 and the power switch 26 are both connected to the connecting piece 14. The power switch 26 and the charge and discharge interface 25 are sunken on the surface to reduce accidental touches.

[0044] Reference Figure 3 , Figure 4 as well as Figure 5 The upper cover assembly 3 includes an upper cover 31, a power display screen 32 and a three-color light strip 33. The upper cover 31 is connected to the shell 2. The power display screen 32 and the three-color light strip 33 are both installed at the end of the upper cover 31 away from the shell 2. The power display screen 32 and the three-color light strip 33 are both connected to the connecting piece 14. The three-color light strip 33 is designed to have obvious lighting during outdoor operations and evening operations. Different colors represent different power supply states. The power display screen 32 is used to display the power level.

[0045] Reference Figure 2 , Figure 3 as well as Figure 6 The adjustable backplane assembly 4 includes a bottom support seat 41, a movable backplane 42, a movable backplane base 43 and a fixed backplane 44. The support seat 41 is installed at the lower end of the shell 2, and the fixed backplane 44 is installed at the upper end of the support seat 41 and is located at the end of the lower bracket 12 away from the battery cell 13. The movable backplane 42 is slidably connected to the fixed backplane 44 along the vertical direction. The movable backplane base 43 is installed at the upper end of the bottom plate support seat 41 and is located directly below the fixed backplane 44, which plays a role in reducing the sliding of the movable backplane 42. A locker 8 for fixing the movable backplane 42 to the fixed backplane 44 is installed on the movable backplane 42.

[0046] Reference Figure 6 as well as Figure 7 The locker 8 includes a fixed block 81, a connecting shaft 82 and a clamping block 83. The fixed block 81 is fixedly connected to the side wall of the shell 2. A vertical sliding groove 421 is provided on the movable back plate 42. The connecting shaft 82 is fixedly connected to the end of the fixed block 81 away from the shell 2. The connecting shaft 82 penetrates the movable back plate 42 in the horizontal direction and is slidably connected in the sliding groove 421 in the vertical direction. The clamping block 83 is rotatably connected to the end of the connecting shaft 82 away from the fixed block 81. A rack 422 for clamping with the clamping block 83 is installed at the end of the movable back plate 42 away from the fixed block 81. The clamping block 83 is clamped into the rack 422 so that the position of the movable back plate 42 is fixed.

[0047] Reference Figure 2 , Figure 6 as well as Figure 8 , two straps 5 are installed at one end of the adjustable back panel assembly 4 away from the shell 2, and the straps 5 include a fixed strap 51, an adjustable strap 52 and a strap lock 53. The upper end of the dynamic back panel 42 is fixedly connected to the dynamic back panel pad 45, and four Japanese-shaped buckles 46 are installed on the dynamic back panel pad 45. The four Japanese-shaped buckles 46 are respectively located at the four corners of the dynamic back panel pad 45. The four Japanese-shaped buckles 46 are grouped in twos, and each group of Japanese-shaped buckles 46 is connected to a fixed strap 51. The lower end of the fixed strap 51 is connected to the strap lock 53. The strap lock 53 is provided with a limiting groove 531. The upper end of the adjustable strap 52 is passed through and connected to In the limiting groove 531, the lower end of the adjustable shoulder strap 52 is connected to the adjustable back panel assembly 4. The total length of the shoulder strap 52 varies according to the length of the adjustable shoulder strap 52 being tightened in the limiting groove 531 of the shoulder strap buckle 53, so as to adapt to operators of different body shapes. A horizontal belt 6 is installed at the lower end of the adjustable back panel assembly 4. The belt 6 is located directly below the adjustable shoulder strap 52. A belt buckle for tying the belt 6 to the operator is connected to the belt 6. A tool waist bag 61 is connected to the outer wall of the waist belt 6. A plurality of storage hooks 7 are connected to the tool waist bag 61 and the side walls of the fixed shoulder strap 51.

[0048] The implementation principle of a portable power supply in an embodiment of the present application is as follows: an upper bracket 11 and a lower bracket 12 fix a plurality of battery cells 13 to form a battery pack 1; the plurality of battery cells 13 are arranged in a staggered manner to save space, thereby increasing the number of battery cells 13 and increasing the battery capacity of the portable power supply; a three-color light strip 33 on the back panel is clearly visible during outdoor operations or operations in the evening, and different colors represent different power supply states; a power display screen 32 is used to display the power level, making it convenient for operators to observe the remaining power level of the power supply.

[0049] The lengths of the adjustable back panel assembly 4 and the shoulder strap 5 are both adjustable to accommodate operators of different heights. When adjusting the length of the adjustable back panel assembly 4, the operator first rotates the clamping block 83 to separate the clamping block 83 from the rack 422, then moves the movable back panel 42 to a specified position in the vertical direction, and then rotates the clamping block 83 to clamp with the rack 422, thereby fixing the movable back panel 42, so that the total length of the adjustable back panel assembly 4 meets the needs of the operator. When adjusting the total length of the shoulder strap 5, the operator adjusts the length of the adjustable shoulder strap 52 tied in the limiting groove 531 of the shoulder strap lock 53, so that the total length of the shoulder strap 5 changes, thereby adapting to operators of different heights.

[0050] When using the portable power supply, the operator fixes the portable power supply on the back through the shoulder strap 5 and the waist belt 6. Compared with the hand-held portable power supply, the shoulder strap 5 type can carry a larger weight, has a larger battery capacity, and has a wider range of applications.

[0051] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A portable power source, characterized in that: The battery pack (1) comprises a housing (2) enclosing the battery pack (1); an upper cover assembly (3) is provided at one end of the housing (2); an adjustable back panel assembly (4) is provided at one end of the housing (2) away from the upper cover assembly (3); two shoulder straps (5) are provided at one end of the adjustable back panel assembly (4) away from the housing (2); the two shoulder straps (5) are respectively located at two ends of the adjustable back panel assembly (4) in a width direction; and a plurality of storage hooks (7) are provided on the shoulder straps (5).

2. A portable power source according to claim 1, characterized in that: The shoulder strap (5) comprises a fixed shoulder strap (51), an adjustable shoulder strap (52) and a shoulder strap buckle (53); the fixed shoulder strap (51) is connected to the upper end of the adjustable back panel assembly (4); the fixed shoulder strap (51) is connected to the lower end of the adjustable back panel assembly (4); a limiting groove (531) is provided on the shoulder strap buckle (53); the upper end of the shoulder strap buckle (53) is connected to the fixed shoulder strap (51); and one end of the adjustable shoulder strap (52) away from the adjustable back panel assembly (4) passes through the limiting groove (531).

3. A portable power source according to claim 2, characterized in that: The adjustable back panel assembly (4) is provided with a horizontal waist belt (6), and the waist belt (6) is located directly below the adjustable shoulder strap (52).

4. A portable power source according to claim 3, characterized in that: A tool waist bag (61) is provided on the waist belt (6), and a plurality of storage hooks (7) are provided on the outer side wall of the tool waist bag (61).

5. A portable power source according to claim 2, characterized in that: The adjustable back plate assembly (4) comprises a bottom support seat (41), a movable back plate (42), a movable back plate base (43) and a fixed back plate (44); the bottom support seat (41) is arranged at the lower end of the shell (2); the fixed back plate (44) is arranged at the upper end of the support; the movable back plate (42) is slidably connected to the fixed back plate (44) along the vertical direction; the movable back plate base (43) is arranged at the upper end of the bottom support seat (41) and is located directly below the fixed back plate (44); and a locking device (8) for fixing the movable back plate (42) is provided on the movable back plate (42).

6. A portable power source according to claim 5, characterized in that: The locking device (8) comprises a fixed block (81), a connecting shaft (82) and a clamping block (83); the fixed block (81) is arranged on the side wall of the shell (2); a vertical sliding groove (421) is provided on the movable back plate (42); the connecting shaft (82) is connected to the fixed block (81); the connecting shaft (82) passes through the movable back plate (42) in the horizontal direction and is slidably connected in the sliding groove (421) in the vertical direction; the clamping block (83) is rotatably connected to one end of the connecting shaft (82) away from the fixed block (81); and a rack (422) for clamping with the clamping block (83) is provided at one end of the movable back plate (42) away from the fixed block (81).

7. A portable power source according to claim 5, characterized in that: A dynamic back plate pad (45) is provided at the upper end of the dynamic back plate (42), a plurality of Japanese-shaped buckles (46) are provided on the dynamic back plate pad (45), and the fixed shoulder strap (51) is connected to the dynamic back plate pad (45) via the Japanese-shaped buckles (46).

8. The portable power source according to claim 1, characterized in that: A handle groove (21) is provided at the upper end of the housing (2), a limiter (22) is provided in the handle groove (21), a handle (23) is rotatably connected to the limiter (22), a handle cover (27) is provided at the upper end of the handle groove (21), a control groove (24) is provided on the outer side wall of the housing (2), and a charging and discharging interface (25) and a power switch (26) are provided at the bottom of the control groove (24).

9. A portable power source according to claim 1, characterized in that: The upper cover assembly (3) comprises an upper cover (31), a power display screen (32) and a three-color light strip (33); the power display screen (32) and the three-color light strip (33) are both arranged at one end of the upper cover (31) away from the housing (2).

10. The portable power source according to claim 1, characterized in that: The battery pack (1) comprises an upper bracket (11), a lower bracket (12), a plurality of battery cells (13) and two connecting plates (14); the upper bracket (11) and the lower bracket (12) are both provided with a plurality of through holes for the battery cells (13) to pass through; one end of the upper bracket (11) facing the lower bracket (12) is provided with a plurality of connecting cylinders (111); one end of the lower bracket (12) facing the upper bracket (11) is provided with a plurality of connecting rods (121) for connecting to the connecting cylinders (111); the upper bracket (11) and the lower bracket (12) are arranged to clamp the plurality of battery cells (13); the two connecting plates (14) are respectively arranged on a side of the upper bracket (11) and the lower bracket (12) away from each other; the upper bracket (11) is provided with connecting plates (14) and protective plates (15) in sequence along a direction away from the battery cells (13).

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