Multi-power supply assembly cabinet

Abstract

The utility model discloses a multi-power supply assembly cabinet, which comprises a top cover plate, a main case and a side machine plate, the top cover plate and the side machine plate are respectively assembled on the top surface and the side surface of the main case and enclose to form a cuboid case, an assembly cavity is arranged in the case, and a main battery assembly support is arranged in the assembly cavity. The main battery assembling bracket is provided with a plurality of battery assembling positions which are arranged in parallel and used for fixedly assembling the main battery pack; an auxiliary battery cavity shell is arranged on each of the two sides of the interior of the main case, auxiliary battery assembly spaces are formed in the two auxiliary battery cavity shells and used for fixedly assembling the auxiliary battery pack, and the two sides of the main battery assembly support are fixedly connected to the corresponding auxiliary battery cavity shells respectively; an inner side plate is fixedly arranged at the bottom of the top cover plate, a PCB is arranged at the bottom of the inner side plate, and the PCB is electrically connected with the main battery pack and the auxiliary battery pack. Compared with the prior art, the arrangement structure of the backup battery is provided, and the emergency applicability of the equipment is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of mobile power supply devices, in particular to a multi-power assembly cabinet. Background Art

[0002] Mobile power supplies are mostly used for temporary power supply outdoors. A variety of power supply connectors are provided on the surface of the chassis, and a battery cell, a control device, a heat dissipation device, etc. are provided inside the chassis. There is only one set of batteries inside the existing mobile power supply devices. The capacity of the batteries is generally limited, and the available time is also short. When people are on business trips or traveling, the battery power is often exhausted halfway. Due to conditions, digital products such as digital players and tablet computers cannot be charged in time and thus cannot continue to be used. Therefore, it is necessary to improve. Content of the Utility Model

[0003] Aiming at the deficiencies of the prior art, the purpose of the utility model is to provide a multi-power assembly cabinet with an emergency battery set, which can still provide low-power mobile power supply after the main battery runs out of power.

[0004] In order to achieve the above purpose, the technical solution adopted by the utility model is: a multi-power assembly cabinet, including a top cover plate, a main chassis and side chassis plates. The top cover plate and the side chassis plates are respectively assembled on the top surface and the side surface of the main chassis, and enclose to form a chassis arranged in a cuboid shape. An assembly cavity is provided inside the chassis. A main battery assembly bracket is provided in the assembly cavity. The main battery assembly bracket has a plurality of juxtaposed battery assembly positions for fixedly assembling a main battery group. On both sides inside the main chassis, there is respectively a secondary battery cavity housing. A secondary battery assembly space is provided inside these two secondary battery cavity housings for fixedly assembling a secondary battery group. Both sides of the main battery assembly bracket are fixedly connected to the corresponding secondary battery cavity housings. A medial plate is fixedly provided at the bottom of the top cover plate. A PCB board is provided at the bottom of the medial plate. The PCB board is electrically connected to the main battery group and the secondary battery group respectively.

[0005] In a further technical solution, the main battery assembly bracket includes a limiting plate and a top beam plate. A plurality of strip plates are connected between the top beam plate and the medial plate. A tilted connection panel is provided on one side of the top beam plate. The connection panel is closely attached to the inner side surface of the main chassis and is fixed by welding. Both sides of the top beam plate are respectively fixedly connected to the secondary battery cavity housing by bolts. On both sides of the limiting plate, there are respectively formed outwardly turned connection eaves. The connection eaves on both sides are respectively fastened and connected to the corresponding secondary battery cavity housing by bolts.

[0006] In a further technical solution, outwardly turned outer eaves are respectively formed on the upper and lower parts of the outer side surface of the limiting plate. Heat insulation and insulation boards are assembled on the outer sides of the outer eaves.

[0007] In a further technical solution, the main battery pack includes a plurality of large single-cell battery cells arranged in parallel, a pressure relief hole is provided in the middle position of the side of the large single-cell battery cell, and heat-insulating insulating plates are respectively pasted on each side of the main battery pack; a plurality of pressure relief avoidance holes are provided at intervals of the limit plates, and the pressure relief avoidance holes match the pressure relief holes of the large single-cell battery cell.

[0008] In a further technical solution, a secondary battery holder is provided inside the secondary battery assembly space, and the secondary battery holder is bent in a "冂" shape, and a secondary battery pack assembly position is formed inside the secondary battery holder. A plurality of buffer limit protrusions are respectively provided on two outer side surfaces of the secondary battery holder, and each buffer limit protrusion on both sides respectively abuts against the secondary battery cavity shell and the main shell; the secondary battery pack includes a large single cell, which is arranged at the secondary battery pack assembly position, and the two side surfaces are respectively bonded to the inner side surface of the secondary battery holder.

[0009] In a further technical solution, the auxiliary battery bracket is made of insulating high-temperature resistant plastic; the buffer limit protrusion includes an elastic rubber protrusion, and the rubber protrusion is bonded to the auxiliary battery bracket.

[0010] In a further technical solution, the secondary battery chamber shell is assembled to the main shell by welding or bolting.

[0011] In a further technical solution, an avoidance gap is opened at the edge of the inner plate; a signal interface and a knowledge light group are provided at the edge of the top surface of the PCB board, and the signal interface and the knowledge light group protrude from the top surface of the inner plate through the avoidance gap respectively; the top surface of the PCB board still has electrode posts, and the electrode posts protrude from the top surface of the inner plate.

[0012] In a further technical solution, an avoidance hole is provided on the surface of the top cover plate; the inner plate is fixed to the bottom of the top cover plate, and the signal interface and the knowledge light group are exposed on the surface of the top cover plate through the avoidance hole; electrode sockets are provided on both sides of the top cover plate, and the inner side of the electrode sockets is provided with through holes running through from top to bottom, and the electrode posts pass through the through holes and are connected to the electrode sockets.

[0013] In a further technical solution, a lifting handle is movably provided on both sides of the top cover plate; and grip ears are provided on both sides of the main housing.

[0014] After adopting the above structure, the advantages of the utility model compared with the prior art are: compared with the prior art, the utility model provides a multi-power assembly cabinet, in which a main battery assembly position and a secondary battery assembly position are arranged inside, and a structural scheme of a mobile power supply with a built-in backup battery is provided, and a backup power supply function of the mobile power supply is added to improve the use experience and applicability of the equipment; the secondary battery bracket with a simple structure can ensure the assembly stability of the secondary battery pack, and at the same time, it takes into account the insulation and heat insulation performance, has a buffer protrusion, has a better protective effect on the secondary battery pack, and has a low preparation cost and is easy to promote. Brief Description of the Drawings

[0015] The present utility model will be further described below in conjunction with the drawings and embodiments.

[0016] Figure 1 It is a schematic structural diagram of the present utility model.

[0017] Figure 2 It is an exploded schematic diagram of the present utility model.

[0018] Figure 3 It is a schematic structural diagram of the main chassis of the present utility model. Detailed Embodiment

[0019] The following are only the preferred embodiments of the present utility model, and do not limit the protection scope of the present utility model accordingly.

[0020] To solve the drawback of the existing mobile power supply device lacking backup power storage, the inventor proposed a chassis structure solution with a built-in backup battery.

[0021] As Figures 1 to 3 shown, a multi-power assembly cabinet includes a top cover plate 1, a main chassis 2, and side chassis plates 3. The top cover plate 1 and the side chassis plates 3 are respectively assembled on the top surface and the side surface of the main chassis 2, and enclose to form a chassis arranged in a cuboid shape. An assembly cavity 20 is provided inside the chassis. A main battery assembly bracket is provided in the assembly cavity 20. The main battery assembly bracket is provided with a plurality of juxtaposed battery assembly positions for fixedly assembling a main battery pack. On both sides inside the main chassis 2, there is a secondary battery cavity shell 22 respectively. A secondary battery assembly space is provided inside these two secondary battery cavity shells 22 for fixedly assembling a secondary battery pack. Both sides of the main battery assembly bracket are fixedly connected to the corresponding secondary battery cavity shells 22 respectively. A medial plate 4 is fixedly provided at the bottom of the top cover plate 1. A PCB board is provided at the bottom of the medial plate 4. The PCB board is electrically connected to the main battery pack and the secondary battery pack respectively.

[0022] By providing secondary battery cavity shells 22 on both sides of the assembly cavity 20 for the fixed assembly of the main battery assembly bracket inside, and enclosing to form a secondary battery assembly space, a structural solution for a mobile power supply with a built-in backup battery for the mobile power supply device is provided, adding a backup power supply function for the mobile power supply and improving the use experience and applicability of the device.

[0023] Specifically, the main battery assembly bracket includes a limiting plate 42 and a top beam plate 41. A plurality of strip-shaped plates are connected between the top beam plate 41 and the medial plate 4. One side of the top beam plate 41 is provided with a tilted connection panel. The connection panel is closely attached to the inner side surface of the main chassis 2 and is fixed by welding. Both sides of the top beam plate 41 are respectively fixedly connected to the secondary battery cavity shells 22 by bolts. On both sides of the limiting plate 42, there are respectively formed outward-turned connection eaves 421. The connection eaves 421 on both sides are respectively fastened and connected to the corresponding secondary battery cavity shells 22 by bolts.

[0024] Specifically, the upper and lower parts of the outer side surface of the limiting plate 42 are respectively formed with outward-turned eaves, and the outer side of the outward-turned eaves is equipped with a heat insulation plate 51.

[0025] Specifically, the main battery pack includes a plurality of large single-cell battery cells 5 arranged in parallel, a pressure relief hole is provided in the middle position of the side of the large single-cell battery cell 5, and each side of the main battery pack is respectively pasted with a heat insulation plate 51; a plurality of pressure relief avoidance holes 420 are provided at intervals of the limit plates 42, and the pressure relief avoidance holes 420 match the pressure relief holes of the large single-cell battery cell 5.

[0026] Specifically, a secondary battery bracket 23 is provided inside the secondary battery assembly space, and the secondary battery bracket 23 is bent in a "冂" shape. The interior of the secondary battery bracket 23 forms a secondary battery pack assembly position, and the two outer side surfaces of the secondary battery bracket 23 are respectively provided with a plurality of buffer limit protrusions 231, and each buffer limit protrusion 231 on both sides respectively abuts against the secondary battery cavity shell 22 and the main shell 2; the secondary battery pack includes a large single cell 5, and the large single cell 5 is provided at the secondary battery pack assembly position, and the two side surfaces are respectively bonded to the inner side surface of the secondary battery bracket 23; the secondary battery bracket 23 is made of insulating and high-temperature resistant plastic; the buffer limit protrusion 231 includes an elastic rubber protrusion, and the rubber protrusion is bonded to the secondary battery bracket 23; the secondary battery cavity shell 22 is fastened and assembled to the main shell 2 by welding.

[0027] The secondary battery bracket with a simple structure can ensure the assembly stability of the secondary battery pack, while taking into account the insulation and heat insulation performance, having a buffer protrusion, and having a better protection effect on the secondary battery pack. The preparation cost is low and it is easy to promote.

[0028] Specifically, an avoidance gap is opened at the edge of the inner plate 4; a signal interface and a knowledge light group are provided at the edge of the top surface of the PCB board, and the signal interface and the knowledge light group protrude from the top surface of the inner plate 4 through the avoidance gap respectively; the top surface of the PCB board also has electrode terminals, and the electrode terminals protrude from the top surface of the inner plate 4.

[0029] Specifically, an avoidance hole 130 is provided on the surface of the top cover plate 1; the inner plate 4 is fixed to the bottom of the top cover plate 1, and the signal interface and the knowledge light group are exposed on the surface of the top cover plate 1 through the avoidance hole 130; electrode sockets 11 are provided on both sides of the top cover plate 1, and the inner side of the electrode socket 11 is provided with through holes that penetrate up and down, and the electrode post passes through the through holes and is connected to the electrode socket 11.

[0030] Specifically, a lifting handle 12 is movably provided on both sides of the top cover plate 1 ; and a grip ear 21 is provided on both sides of the main housing 2 .

[0031] The above content is only a preferred embodiment of the present utility model. For those of ordinary skill in the art, based on the idea of the present utility model, there will be changes in the specific implementation manner and application scope, and the content of this specification should not be construed as a limitation on the present utility model.

Claims

1. A multi-power assembly cabinet, characterized in that: The invention comprises a top cover plate (1), a main housing (2) and a side panel (3), wherein the top cover plate (1) and the side panel (3) are respectively mounted on the top surface and the side surface of the main housing (2) and surround a rectangular parallelepiped chassis, wherein an assembly cavity (20) is provided inside the chassis. A main battery assembly bracket is provided in the assembly cavity (20), and the main battery assembly bracket is provided with a plurality of battery assembly positions arranged in parallel, and is used for fixing and assembling the main battery pack; A secondary battery cavity shell (22) is respectively provided on both sides of the interior of the main housing (2), and a secondary battery assembly space is provided inside the two secondary battery cavity shells (22) for fixing and assembling the secondary battery group, and both sides of the main battery assembly bracket are respectively fixedly connected to the corresponding secondary battery cavity shell (22); An inner plate (4) is fixedly provided at the bottom of the top cover plate (1), and a PCB board is provided at the bottom of the inner plate (4), and the PCB board is electrically connected to the main battery pack and the auxiliary battery pack respectively.

2. The multi-power assembly cabinet according to claim 1, characterized in that: The main battery assembly bracket comprises a limit plate (42) and a top beam plate (41), a plurality of strip plates are connected between the top beam plate (41) and the inner side plate (4), a raised connection panel is provided on one side of the top beam plate (41), the connection panel is closely attached to the inner side surface of the main housing (2) and fixed by welding, and both sides of the top beam plate (41) are respectively fixed to the auxiliary battery cavity housing (22) by bolts; Outward-turned connecting eaves (421) are respectively formed on both sides of the limiting plate (42), and the connecting eaves (421) on both sides are respectively fastened to the corresponding auxiliary battery chamber shell (22) by bolts.

3. The multi-power assembly cabinet according to claim 2, characterized in that: The upper and lower parts of the outer side surface of the limiting plate (42) are respectively formed with outward-turned eaves, and the outer side of the outward-turned eaves is equipped with a heat-insulating plate (51).

4. The multi-power assembly cabinet according to claim 3, wherein: The main battery pack comprises a plurality of large single-cell batteries (5) arranged in parallel, a pressure relief hole is provided in the middle of the side of the large single-cell battery (5), and each side of the main battery pack is respectively bonded with a heat-insulating plate (51); a plurality of pressure relief avoidance holes (420) are provided at intervals of the limiting plate (42), and the pressure relief avoidance holes (420) match the pressure relief holes of the large single-cell battery (5).

5. A multi-power assembly cabinet according to claim 1, characterized in that: A secondary battery bracket (23) is provided inside the secondary battery assembly space. The secondary battery bracket (23) is bent in a "冂" shape. A secondary battery assembly position is formed inside the secondary battery bracket (23). Two outer side surfaces of the secondary battery bracket (23) are respectively provided with a plurality of buffer limit protrusions (231). Each buffer limit protrusion (231) on both sides abuts against the secondary battery cavity shell (22) and the main shell (2). The secondary battery pack includes a large single cell (5). The large single cell (5) is provided at the secondary battery assembly position, and two side surfaces are respectively bonded to the inner side surface of the secondary battery bracket (23).

6. The multi-power supply assembly cabinet according to claim 5, characterized in that: The auxiliary battery bracket (23) is made of insulating high-temperature resistant plastic; the buffer limiting protrusion (231) comprises an elastic rubber protrusion, and the rubber protrusion is bonded to the auxiliary battery bracket (23).

7. A multi-power assembly cabinet according to claim 1, characterized in that: The auxiliary battery chamber shell (22) is assembled to the main shell (2) by welding or bolt fastening.

8. A multi-power assembly cabinet according to claim 1, characterized in that: An avoidance notch is provided at the edge position of the inner plate (4); a signal interface and a knowledge lamp group are provided at the edge of the top surface of the PCB board, and the signal interface and the knowledge lamp group respectively protrude from the top surface of the inner plate (4) through the avoidance notch; there are also electrode terminals on the top surface of the PCB board, and the electrode terminals protrude from the top surface of the inner plate (4).

9. A multi-power assembly cabinet according to claim 8, characterized in that: An avoidance hole (130) is provided on the surface of the top cover plate (1); the inner plate (4) is fixed to the bottom of the top cover plate (1), and the signal interface and the knowledge lamp group are exposed on the surface of the top cover plate (1) through the avoidance hole (130); electrode connectors (11) are respectively provided on both sides of the top cover plate (1), and a through hole penetrating up and down is provided inside the electrode connector (11), and the electrode terminal passes through the through hole and is connected to the electrode connector (11).

10. A multi-power assembly cabinet according to claim 9, characterized in that: A pull handle (12) is movably provided on each side of the top cover plate (1); handle ears (21) are respectively provided on both sides of the main housing (2).

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