Lithium ion portable energy storage box

Abstract

The utility model discloses a lithium ion portable energy storage box, and relates to the technical field of energy storage boxes. The battery pack comprises a shell assembly, a battery pack and a circuit board, the circuit board is electrically connected with the battery pack, the shell assembly comprises a base, a supporting frame arranged on the base, a front sealing plate, a side sealing plate and an upper cover, the front sealing plate and the side sealing plate are arranged in the supporting frame, and the upper cover is arranged on the upper side of the supporting frame; the front cover is provided with a power supply interface and a charging interface. An inner concave part with a cavity in the inner side is arranged on the side wall of the inward side of the side sealing plate, so that a grip structure is arranged between the side sealing plate and the upper cover; the bottom cover, the supporting frame, the side sealing plate, the front sealing plate and other components in the shell assembly are convenient to disassemble and assemble and need to be replaced after being damaged, the whole body does not need to be replaced, and the cost is greatly reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of energy storage boxes, and more specifically, to a lithium ion portable energy storage box. Background Art

[0002] With the rapid development of the global economy and the continuous improvement of people's living standards, China's holiday tourism economy has experienced a blowout development, and the time for outdoor self-driving travel and outdoor gatherings has gradually increased. People have more and more opportunities to use portable electronic products, but these mobile electronic products cannot be used outdoors for a long time due to battery capacity limitations, and it is impossible for everyone to configure a backup battery for each outdoor device, which is not only costly but also inconvenient. In order to extend the outdoor use time of electronic products, maximize their functions, and meet people's increasing demand for outdoor activities, it is necessary to develop a new multifunctional portable energy storage box to provide protection for the long-term outdoor use of mobile electronic products. Utility Model Content

[0003] In order to overcome the above technical deficiencies, the utility model provides a lithium ion portable energy storage box, which has the advantages of simple structure, easy disassembly and easy placement.

[0004] In order to solve the above technical problems, the utility model adopts the following technical solutions: a lithium-ion portable energy storage box, including a shell assembly, a battery pack and a circuit board, the circuit board is electrically connected to the battery pack, the shell assembly includes a base, a support frame arranged on the base, a front sealing plate and a side sealing plate arranged in the support frame, and an upper cover arranged on the upper side of the support frame; a power supply interface and a charging interface are provided on the front cover; an inner concave part containing a cavity is provided on the side wall on the inner side of the side sealing plate, so that a handle structure is provided between the side sealing plate and the upper cover.

[0005] The utility model provides a lithium-ion portable energy storage box, the front cover has a power supply interface and a charging interface, the user can charge the device through the power supply interface, and power the energy storage box through the charging interface. Specifically, the power supply interface and the charging interface can both adopt wired interfaces (such as but not limited to USB interfaces, two-hole sockets, three-hole sockets, etc.) or wireless interfaces for customer charging needs; at the same time, the various components in the shell assembly are convenient to disassemble and assemble, and the damaged parts can be replaced without replacing the whole, which greatly reduces the cost; the disassembly and assembly of the bottom cover, the support frame, the side sealing plate, and the front sealing plate do not interfere with each other, and when the internal components of the parts need to be inspected or replaced, targeted treatment can be carried out; the handle structure adopts the structural design of the inner concave part, which can effectively use the redundant space of the shell assembly, so that the energy storage box can realize the convenient use of the handle without using the components separately.

[0006] Preferably, there are two groups of side sealing plates, which are respectively arranged on both sides of the support frame. The surface of the concave part facing the handle structure is an inwardly concave arc surface, and a plurality of arc-shaped protrusions arranged at equal intervals are provided on the handle structure surface close to the arc surface. The handle structure is further defined by the design of the arc-shaped protrusion structure, effectively improving the friction between the human hand and the handle structure when the handle is manually gripped.

[0007] Preferably, a plurality of heat dissipation strips are provided through the side wall of the side sealing plate, which are arranged at intervals in vertical direction, and a heat dissipation fan is provided on the inner wall of each set of side sealing plates. There are two rows of heat dissipation strips, and the coverage area is large, which can further improve the overall heat dissipation strength of the energy storage box.

[0008] Preferably, a crisscross reinforcement grid is provided on the upper surface of the base, a rectangular frame is provided inside the reinforcement grid on the base, the battery pack is embedded in the rectangular frame, a support plate is provided on the upper side of the battery pack, and a circuit board is provided on the support plate. The specific structure of the base and the installation structure of the battery pack are further defined.

[0009] Preferably, the support frame includes a rectangular frame arranged on the upper side of the base, vertical support members are arranged at each corner of the rectangular frame, a rear support plate is arranged between two adjacent vertical support members along the length direction, and the lower side of the rear support plate is connected to the rectangular frame; the front sealing plate is arranged between two groups of vertical support members on the front side of the rear support plate, and the side sealing plates are arranged between two groups of vertical support members on both sides of the rear support plate. The structural design of the support frame can realize the assembly and fixation between the bottom cover, the upper cover, the side sealing plates and the front sealing plate.

[0010] Preferably, each corner of the base is provided with an annular mounting column 2, the vertical support is provided with an auxiliary mounting block, the upper side wall of the auxiliary mounting block is provided with a through hole 2, and the upper cover is provided with an annular mounting column 3. Bolts are passed through the annular mounting column 3, the through hole 2 and the annular mounting column 2 to achieve connection and fixation between the base, the support frame and the upper cover. The structural arrangement of the annular mounting column 3, the through hole 2 and the annular mounting column 2 can achieve installation and fixation of the overall structure of the shell assembly after assembly.

[0011] Preferably, the auxiliary mounting block is provided with a convex strip 1, there is a mounting gap 1 between the convex strip 1 and the vertical support frame, and the front cover slide slot is slidably inserted in the gap 1; the auxiliary mounting block is provided with a convex strip 2, there is a mounting gap 2 between the convex strip 2 and the vertical support frame, and the side sealing plate is slidably inserted in the gap 2. The specific structure of the support frame is defined.

[0012] Preferably, an annular groove is provided in the upper side wall of the upper cover, and a decorative rubber seal is provided in the annular groove. The decorative rubber seal, the annular mounting column 3 on the upper cover is provided with a through hole for the bolt to pass through, and the decorative rubber seal can cover the through hole on the upper side surface of the upper cover to ensure the overall beauty of the upper cover.

[0013] Compared with the prior art, the beneficial effects of the present invention are as follows: (1) the bottom cover, support frame, side sealing plate, front sealing plate and other components in the shell assembly are easy to disassemble and assemble. If they are damaged and need to be replaced, they do not need to be replaced as a whole, which greatly reduces the cost; that is, when it is necessary to inspect or replace the internal components of that part, targeted treatment can be carried out; the handle structure adopts the structural design of the inner concave part, which can effectively utilize the redundant space of the shell assembly, so that the energy storage box can be conveniently used without using separate components; (2) The structural design of the support frame can realize the assembly and fixation between the bottom cover, upper cover, side sealing plate and front sealing plate; (3) The heat dissipation strip grid with a larger coverage area is set, and the overall heat dissipation efficiency of the energy storage box can be further improved in combination with the heat dissipation fan; (4) The decorative rubber seal can cover the through holes on the upper surface of the upper cover to ensure the overall beauty of the upper cover. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural schematic diagram of the energy storage box of the utility model.

[0015] Figure 2 It is a partial structural schematic diagram of the energy storage box of the utility model.

[0016] Figure 3 It is a structural schematic diagram of a base of the utility model.

[0017] Figure 4 It is a structural schematic diagram of a base and a supporting frame combination of the utility model.

[0018] Figure 5 It is a structural schematic diagram of the upper cover of the utility model.

[0019] In the figure:

[0020] Battery pack 100; circuit board 101;

[0021] Base 200; bottom plate 201; flange 1 202; flange 2 203; reinforcing rib 1 204; reinforcing rib 2 205; annular mounting column 1 206; annular mounting column 207; reinforcing rib 3 208; reinforcing rib 4 209; reinforcing rib 5 210; rectangular frame 211; annular mounting column 4 212; reinforcing rib 7 213;

[0022] Support frame 300; rectangular frame 301; vertical support member 302; rear support plate 303; rectangular cavity 304; vertical reinforcing rib 306; auxiliary mounting block 307; through hole 2 308; convex strip 1 309; gap 1 310; gap 2 311; mounting body 313; mounting hole 314; vertical long reinforcing rib 315; mounting opening 316; rear mounting cover 317;

[0023] Front sealing plate 400; side sealing plate 500; inner concave part 501; protective protrusion 502; heat dissipation strip 503; heat dissipation fan 504;

[0024] Upper cover 600; reinforcing rib partition wall one 601; reinforcing rib grid two 602; reinforcing rib partition wall two 603; handle opening 604; upper cover frame 605; annular groove 606; decorative rubber seal 607; annular mounting column three 608. DETAILED DESCRIPTION

[0025] The technical solution of the utility model is further described in detail below through specific embodiments and in conjunction with the accompanying drawings:

[0026] Example 1: See attached Figure 1 To Attachment Figure 5 A lithium-ion portable energy storage box includes a shell assembly, a battery pack 100 and a circuit board 101 arranged in the shell assembly, the circuit board 101 is connected to the battery pack 100 through wires, and the shell assembly is composed of a base 200, a support frame 300, a front sealing plate 400, a side sealing plate 500 and an upper cover 600. The cross-section of the base 200 is a rectangular structure, which is used for the bottom support of the overall structure; the support frame 300 includes a rectangular frame 301 arranged on the upper side of the base 200, four groups of vertical support members 302 arranged at the corners of the rectangular frame 301, and a rear support plate 303 is provided between two adjacent groups of the vertical support members 301 along the length direction, and the lower side of the rear support plate 303 is connected to the rectangular frame 301; the front sealing plate 400 is slidably inserted between the two groups of the vertical support members 302 on the front side of the rear support plate 303, and is fixedly connected to the rectangular frame 301; the side sealing plate 500 is inserted and arranged between the two adjacent groups of the vertical support members 302 along the width direction, and is fixedly connected to the rectangular frame 301; the upper cover 600 is arranged on the upper side of the four groups of vertical support members 302, and is fixedly connected thereto by bolts. A handle structure is provided between the side sealing plate 500 and the upper cover, and the handle structure includes an inner concave part 501 arranged on the opposite side of the two groups of side sealing plates, and the surface of the inner concave part 501 facing the handle structure is a concave arc surface, and a plurality of arc-shaped protrusions 502 arranged at equal intervals are provided on the surface of the handle structure close to the arc surface, and the surface of the protective protrusion 502 is a circular arc protrusion surface.

[0027] The utility model provides a lithium-ion portable energy storage box, the front cover has a power supply interface and a charging interface, the user can charge the device through the power supply interface, and power the energy storage box through the charging interface. Specifically, the power supply interface and the charging interface can both adopt wired interfaces (such as but not limited to USB interfaces, two-hole sockets, three-hole sockets, etc.) or wireless interfaces for customer charging needs; at the same time, the various components in the shell assembly are convenient to disassemble and assemble, and the damaged parts can be replaced without replacing the whole, which greatly reduces the cost; the disassembly and assembly of the bottom cover, the support frame, the side sealing plate, and the front sealing plate do not interfere with each other, and when the internal components of the parts need to be inspected or replaced, targeted treatment can be carried out; the handle structure adopts the structural design of the inner concave part, which can effectively use the redundant space of the shell assembly, so that the energy storage box can realize the convenient use of the handle without using the components separately.

[0028] Example 2: See attached Figure 1 To Attachment Figure 5 The base 200 includes a bottom plate 201, flanges arranged around the bottom plate 201, and a plurality of groups of crisscross reinforcing ribs arranged between opposite sides of the flanges. The flanges are provided with a first boss of a trapezoidal structure. The lower side of the rectangular frame 301 on the support frame 300 is provided with a second boss of a trapezoidal structure adapted to the first boss of the trapezoidal structure on the flange. The flanges include a first flange 202 arranged along the width direction and a second flange 203 arranged along the length direction. That is, a reinforcing rib 203 is arranged between the opposite sides of the two groups of flanges 202. 4. A reinforcing rib 205 is provided between opposite sides of the two groups of flanges 203, and an annular mounting column 1 206 and an annular mounting column 207 are provided near the angle between the flange 1 202 and the flange 203. A reinforcing rib 3 208 is provided between the side wall of the annular mounting column 1 206 and the bottom plate 201, and a reinforcing rib 4 209 is provided between the side wall of the annular mounting column 207 and the bottom plate 201. Reinforcing ribs 5 210 are provided between the bottom plate 201 and both the flange 1 202 and the flange 203.

[0029] Example 3: See attached Figure 1 To Attachment Figure 5A rectangular frame 211 is provided on the upper side of the bottom plate 201, and a plurality of through slots are provided in the bottom side wall of the rectangular frame 211. The rectangular frame 211 is connected with the criss-cross reinforcing ribs on the bottom plate 201 through the through slots by interference fit. Reinforcing ribs six are provided between the outer wall around the rectangular frame 211 and the upper side wall of the bottom plate 201. The reinforcing ribs six are in a right-angled trapezoidal structure. The height of the criss-cross reinforcing ribs on the inner side of the rectangular frame 211 is lower than the height of the criss-cross reinforcing ribs on the outer side of the rectangular frame 211. Four annular mounting columns four 212 are provided on the upper side wall of the bottom plate 201 on the inner side of the rectangular frame 211. A plurality of reinforcing ribs seven 213 of strip structures of different lengths are provided between the annular mounting columns four 212 and the bottom plate 201. The reinforcing ribs seven intersect with the criss-cross reinforcing ribs on the inner side of the rectangular frame 211.

[0030] Example 4 See attached Figure 1 To Attachment Figure 5 The support frame 300 includes the rectangular frame 201 adapted to the upper side of the base 201, the rectangular frame 301 includes a cavity frame, a plurality of groups of short side reinforcing ribs and long side reinforcing ribs are arranged in the width direction of the inner side of the cavity frame, the plurality of groups of short side reinforcing ribs are arranged in parallel, and are arranged in a criss-cross manner with the long side reinforcing ribs, and a plurality of groups of short side reinforcing ribs arranged in parallel are arranged in the length direction of the inner side of the cavity frame, while ensuring the strengthening of the overall structural strength of the interior of the rectangular frame, the material cost can also be effectively saved; rectangular cavities 304 are provided at the four corner positions of the rectangular frame 201, the surrounding walls of the rectangular cavity 304 are fixedly connected to the short side reinforcing ribs and the long side reinforcing ribs on the inner side of the rectangular frame, and a through hole 1 connected to the cavity in the annular mounting column 1 206 on the bottom plate 201 is provided on the lower side of the rectangular cavity 304.

[0031] Example 5: See attached Figure 1 To Attachment Figure 5The inner wall of the vertical support member 302 is provided with four groups of vertically arranged vertical reinforcing ribs 306, the inner wall of the vertical support member 302 is provided with an auxiliary mounting block 307 adapted to part of the vertical reinforcing ribs, and the upper wall of the auxiliary mounting block 307 is provided with a through hole 208 connected with the cavity in the annular mounting column 207 on the bottom plate 201; a convex strip 1 309 is provided on the side wall on the opposite side of the two groups of the auxiliary mounting blocks 307 on the front side of the rear support plate 303, an installation gap 1 310 is provided between the convex strip 1 309 and the vertical support member 302, and the front cover 400 is slidably inserted in the gap 1 310; there is an installation gap 2 311 between the outermost vertical reinforcing rib 306 and the vertical support member 302, and the side sealing plate 500 is slidably inserted in the gap 2 311.

[0032] Example 6: See attached Figure 1 To Attachment Figure 5 A mounting body 313 is provided on the front side wall of the rear support plate 303, and three mounting holes 314 are provided on the side wall of the mounting body 313 at intervals. The mounting body 313 is fixedly connected to the base 200 by passing bolts through the mounting holes 314, so that the connection between the base 200 and the support frame 300 is more stable and reliable. Vertical long reinforcing ribs 315 are provided on the rear support plate 303 on both sides of the mounting body 313; a mounting opening 316 that passes through from front to back is provided on the rear support plate 303 on the upper side of the mounting body 313, and a rear mounting opening cover 317 adapted to the mounting opening 316 is provided on the rear side of the rear support plate 303.

[0033] Example 7

[0034] The battery pack 100 is arranged in the rectangular frame 211, and the circuit board 101 is installed on the upper side of the battery pack 100, and the two are electrically connected. Correspondingly, the front cover 400 is provided with a power supply interface and a charging interface, and the user can charge the energy storage box through the power supply interface. Specifically, the power supply interface is a wired interface (for example, but not limited to a USB interface, a two-hole socket, a three-hole socket, etc.). It is worth noting that the design of the present application is not limited to this. In other embodiments, the power supply interface can also be a wireless interface. The user can charge the battery pack of the energy storage box through the charging interface, so as to facilitate the reuse of the portable energy storage power supply. Specifically, the charging interface is a wired interface (for example, but not limited to a Micro USB interface, a lightning interface, a Type-c interface, etc.).

[0035] Example 8: See attached Figure 1 To Attachment Figure 5The inner surface of the upper cover 600 is provided with a surrounding reinforcing rib partition wall 1 601, and the reinforcing rib partition wall 1 601 is provided with a honeycomb reinforcing rib grid 2 602, and two groups of reinforcing rib partition walls 2 603 with a "C"-shaped structure are provided between the reinforcing rib partition wall 1 601 and the reinforcing rib grid 2 602. A vacant area is formed between the reinforcing rib partition wall 1 601 and the reinforcing rib partition wall 2 602, and a through handle opening 604 is provided in the vacant area, and the handle opening 604 is adapted to the handle structure on the side sealing plate 500, and is used for taking and placing the energy storage box after lifting; the inner surface of the upper cover 600 is provided with a reinforcing rib partition wall 1 601, and the reinforcing rib grid 2 602 is provided with a through handle opening 604, and the handle opening 604 is adapted to the handle structure on the side sealing plate 500, and is used for taking and placing the energy storage box after lifting; An upper cover frame 605 is provided around the side, and several reinforcing rib sections of strip structure are provided between the upper cover frame 605 and the reinforcing rib partition wall 1 601, and an annular mounting column 3 608 is provided at the corner positions around the upper cover frame 605 and the reinforcing rib partition wall 1 601, and reinforcing ribs are provided between the side wall of the annular mounting column 3 608 and the inner wall of the upper cover 600; a vertical support member docking frame of the short side is provided near the corner position of the upper cover frame 605, and a card slot 1 is provided in the end wall of the vertical support member 302 docking frame, and a card block protrusion that can be matched with the card slot 1 is provided in the end wall of the vertical support member 302. The connection and fixation between the base, the support frame and the upper cover can be achieved by passing bolts through the annular mounting column 3, the through hole 2 and the annular mounting column 2. The installation and fixation of the overall structure of the shell assembly after assembly can be achieved through the structural setting of the annular mounting column 3, the through hole 2 and the annular mounting column 2.

[0036] Example 9: See attached Figure 1 To Attachment Figure 5 An annular groove 606 is provided in the upper surface of the outer side of the upper cover 600, and a through hole for bolts to pass through is provided in the annular mounting column three 603, and the corresponding positions are all located in the annular groove 606. A decorative rubber seal 607 is provided in the annular groove 606. After the decorative rubber seal 607 is installed, the outer surface of the upper cover 600 is in a flat state.

[0037] Example 10: See attached Figure 1 To Attachment Figure 5 The side wall of the side sealing plate 500 is provided with a plurality of heat dissipation strips 503 arranged at intervals in a vertical direction, and a heat dissipation fan 504 is provided on the inner wall of each group of the side sealing plates 500 for heat dissipation treatment inside the energy storage box. The heat dissipation strips 503 have two rows in total, and the coverage area is large, which can further improve the overall heat dissipation strength of the energy storage box.

Claims

1. A lithium-ion portable energy storage box, comprising a housing assembly, a battery pack and a circuit board, wherein the circuit board is electrically connected to the battery pack, and wherein: The shell assembly includes a base, a support frame arranged on the base, a front sealing plate and a side sealing plate arranged inside the support frame, and an upper cover arranged on the upper side of the support frame; a power supply interface and a charging interface are provided on the front cover; an inner concave part containing a cavity is provided on the side wall on the inner side of the side sealing plate, so that a handle structure is provided between the side sealing plate and the upper cover.

2. A lithium-ion portable energy storage box according to claim 1, characterized in that: There are two groups of side sealing plates, which are respectively arranged on both sides of the support frame. The surface of the concave part facing the handle structure is a concave arc surface, and a plurality of arc protrusions arranged at equal intervals are provided on the surface of the handle structure close to the arc surface.

3. A lithium-ion portable energy storage box according to claim 2, characterized in that: A plurality of heat dissipation strips are provided through the side wall of the side sealing plate and are arranged at intervals in a vertical direction. A heat dissipation fan is provided on the inner wall of each group of side sealing plates.

4. A lithium-ion portable energy storage box according to any one of claims 1 to 3, characterized in that: A crisscross reinforcement grid is provided on the upper surface of the base, a rectangular frame is provided inside the reinforcement grid on the base, a battery pack is embedded in the rectangular frame, a support plate is provided on the upper side of the battery pack, and a circuit board is provided on the support plate.

5. A lithium-ion portable energy storage box according to claim 4, characterized in that the support frame includes a rectangular frame arranged on the upper side of the base, vertical support members are arranged at each corner of the rectangular frame, a rear support plate is arranged between two adjacent vertical support members in the length direction, and the lower side of the rear support plate is connected to the rectangular frame; the front sealing plate is arranged between the two groups of vertical support members on the front side of the rear support plate, and the side sealing plates are arranged between the two groups of vertical support members on both sides of the rear support plate.

6. A lithium-ion portable energy storage box according to claim 5, characterized in that: A circular mounting column 2 is provided at each corner of the base, an auxiliary mounting block is provided on the vertical support, a through hole 2 is provided in the upper side wall of the auxiliary mounting block, and a circular mounting column 3 is provided on the upper cover. The connection and fixation between the base, the support frame and the upper cover can be achieved by passing bolts through the circular mounting column 3, the through hole 2 and the circular mounting column 2.

7. A lithium-ion portable energy storage box according to claim 6, characterized in that: The auxiliary mounting block is provided with a convex strip one, and there is an installation gap one between the convex strip one and the vertical support frame, and the front cover slide groove is slidably inserted in the gap one; the auxiliary mounting block is provided with a convex strip two, and there is an installation gap two between the convex strip two and the vertical support frame, and the side sealing plate is slidably inserted in the said gap two.

8. A lithium-ion portable energy storage box according to claim 1, characterized in that: An annular groove is arranged in the upper side wall of the upper cover, and a decorative rubber sealing strip is arranged in the annular groove.

Images