Energy storage device

Abstract

The utility model provides an energy storage device which comprises a box body, an inner side plate, an outer side plate, a sealing ring, an inner plate connecting piece and a battery cell used for storing electric energy, a cavity is arranged in the box body, an opening which is opened to be communicated with the cavity is arranged on one side of the box body, the battery cell is arranged in the cavity, the inner side plate covers the opening, the sealing ring used for preventing water is arranged between the inner side plate and the box body, and the inner plate connecting piece is arranged on the outer side plate. The sealing ring surrounds the periphery of the opening, the inner side plate is connected with the box body through the inner plate connecting piece and matched with the sealing ring, and the outer side plate is connected with the inner side plate and covers the inner side plate and the inner plate connecting piece. The energy storage device realizes the sealing of the opening of the box body through a sealing ring and an inner side plate, so that the waterproof and dustproof effects are ensured; the outer side cover is used for shielding the inner side plate and the connecting piece, on one hand, the interior of the box body, the inner side plate and the inner plate connecting piece are further waterproof and dustproof, on the other hand, the connecting piece cannot be seen from the outer side, and the appearance of the energy storage device is attractive.

Description

TECHNICAL FIELD

[0001] The utility model relates to energy storage technology field especially is related to a kind of energy storage device. BACKGROUND

[0002] Energy storage device is the equipment or system for storing electric energy, can store electric energy when electric power demand is low, and release when needed, such as demand peak, to balance power supply and demand, improve energy utilization efficiency.

[0003] Energy storage device usually needs to be installed in various environments, including homes, outdoors, humid areas and places susceptible to weather. Therefore, its waterproof performance is crucial to ensure the safe operation and service life of the equipment. Many energy storage devices have waterproof design, but the waterproof performance is not high enough, and the waterproof design often reduces the appearance degree to a certain extent, so how to improve the waterproof performance of energy storage device while ensuring the appearance has become a problem to be solved. SUMMARY

[0004] The technical problem to be solved by the utility model is to provide an energy storage device with good waterproof performance and attractive appearance in view of the above defects in the related art.

[0005] The utility model solves the technical problems by adopting the technical scheme of providing an energy storage device, which includes a box body, an inner side plate, an outer side plate, a sealing ring, an inner pull connecting piece and a battery cell for storing electric energy. The box body has a cavity. One side of the box body is provided with an opening that is open to communicate with the cavity. The battery cell is arranged in the cavity. The inner side plate covers the opening. The sealing ring for waterproofing is arranged between the inner side plate and the box body. The sealing ring surrounds the periphery of the opening. The inner side plate is connected to the box body by the inner pull connecting piece and cooperates with the sealing ring. The outer side plate is connected to the inner side plate and covers the inner side plate and the inner pull connecting piece.

[0006] Preferably, the inner side plate includes an inner plate body, the sealing ring is arranged between the inner plate body and the box body, the inner pull connecting piece passes through the inner plate body and is connected to the box body, and the inner plate body presses the sealing ring.

[0007] Preferably, the inner side plate includes an inner plate body and a plurality of protruding connecting parts. The connecting parts are arranged on the side of the inner plate body facing the outer side plate. The outer side plate includes an outer plate body and an edge plate body connected to the outer plate body. The edge plate body surrounds the periphery of the outer plate body and extends to the side of the inner side plate. The edge plate body is arranged around the connecting parts and connected to the connecting parts.

[0008] Preferably, the energy storage device comprises an outer plate connecting piece, and an outer plate connecting line passes through the edge plate body and is connected with the connecting part.

[0009] Preferably, the energy storage device comprises a protective plate, the opening is arranged on a first side of the box body, the protective plate is arranged on a second side of the box body, the second side of the box body is provided with electronic devices, and a detachable bottom of the protective plate is connected with the box body and covers the electronic devices.

[0010] Preferably, the protective plate comprises a protective base plate and a protective edge plate, the protective edge plate is connected to the edge of the protective base plate and extends towards the box body.

[0011] Preferably, the second side of the box body is provided with a first positioning piece and a first buckle, one side of the protective plate towards the box body is provided with a second positioning piece and a second buckle, the first positioning piece matches the second positioning piece, and the first buckle matches the second buckle.

[0012] Preferably, one of the first positioning piece and the second positioning piece is a positioning pin, and the other is a positioning hole; and / or, the first buckle and the second buckle are mutually matched bead buckles.

[0013] Preferably, the second side of the box body is provided with a handle; and / or, the electronic devices comprise a display screen, a wire, a switch, a circuit protection device and / or an interface connected with the battery cell.

[0014] Preferably, the energy storage device comprises a wall hanging assembly, a lifting ring and / or a mobile base, the wall hanging assembly is arranged on the side of the box body, the lifting ring is arranged on the top of the box body, and the mobile base comprises a base detachably arranged on the bottom of the box body and a roller arranged on the bottom of the base.

[0015] The technical scheme of the energy storage device has the following beneficial effects: the energy storage device realizes the sealing of the opening of the box body through the sealing ring and the inner side plate, ensures waterproof and dustproof, the outer side cover is used for shielding the inner side plate and the connecting piece, on one hand, further waterproof and dustproof are realized for the inside of the box body, the inner side plate and the inner plate connecting piece, on the other hand, the connecting piece cannot be seen from the outside, the appearance of the energy storage device is more beautiful. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme in the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor.

[0017] Figure 1 is a perspective view of the energy storage device.

[0018] Figure 2 is Figure 1 an exploded view of the energy storage device.

[0019] Figure 3 is Figure 2 a partial enlarged view of A part.

[0020] Figure 4 is Figure 1 another exploded view of the energy storage device.

[0021] Figure 5 is Figure 4 a partial enlarged view of B part.

[0022] Figure 6 is Figure 1 still another exploded view of the energy storage device.

[0023] Figure 7 is Figure 6 a partial enlarged view of C part.

[0024] Figure 8 is Figure 1 still another exploded view of the energy storage device.

[0025] The reference signs in the drawing represent: box 1, first side 101, second side 102, third side 103, cavity 11, opening 12, handle 13, electronic device 14, inner side plate 2, inner plate body 21, connecting part 22, inner plate connecting part 20, outer side plate 3, outer plate body 31, edge plate body 32, outer plate connecting part 30, sealing ring 4, battery cell 5, protective plate 6, protective base plate 61, protective edge plate 62, first positioning part 71, second positioning part 72, first buckle 73, second buckle 74, recess 701, protrusion 702, groove 703, bead 704, wall hanging assembly 81, lifting ring 82, moving base 83, base 831, roller 832 DETAILED DESCRIPTION

[0026] For the purpose of having a clearer understanding of the technical features, objectives and effects of the present application, the specific embodiments of the present application will be described in detail with reference to the drawings. It should be understood that if the terms "front", "back", "upper", "lower", "left", "right", "vertical", "horizontal", "vertical", "horizontal", "top", "bottom", "inner", "outer", "head", "tail" and the like are used in the description, they are based on the orientation or positional relationship shown in the drawings, constructed and operated in a particular orientation, and are only for the convenience of describing the technical solutions, and do not indicate that the devices or elements referred to must have a particular orientation, so it cannot be understood as a limitation on the present application. It should also be noted that, unless otherwise specified and limited, if the terms "mounting", "connecting", "connecting", "fixing", "setting" and the like appear in the text, they should be understood broadly, for example, they can be fixedly connected, or they can be detachably connected, or they can be integrated; they can be directly connected, or they can be indirectly connected through an intermediate medium, or they can be the communication or interaction relationship between two elements. When an element is referred to as "on" or "under" another element, the element can be "directly" or "indirectly" located on the other element, or there can be one or more intermediate elements. If the terms "first", "second", "third" and the like appear in the text, they are only for the convenience of describing the technical solutions, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features with "first", "second", "third" and the like can be explicitly or implicitly included one or more of the features. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0027] In the following description, specific details are set forth in order to provide a thorough understanding of the embodiments of the present application. However, it should be apparent to those skilled in the art that the present application can be practiced without these specific details. In other instances, well-known systems, devices, circuits and methods have been abridged to avoid unnecessary detail.

[0028] Referring to Figures 1-8The utility model discloses a kind of energy storage devices in an embodiment of the utility model, including box 1, inner side plate 2, outer side plate 3, sealing ring 4, inner side plate connecting piece 20 and the electric core 5 for storing electric energy, cavity 11 is equipped in box 1, one side of box 1 is equipped with open opening 12 formed into communication cavity 11, electric core 5 is arranged in cavity 11, inner side plate 2 covers opening 12, sealing ring 4 for waterproof is equipped between inner side plate 2 and box 1, sealing ring 4 is around the periphery of opening 12, inner side plate 2 is connected box 1 by inner side plate connecting piece 20 and cooperates with sealing ring 4, to realize the sealing of opening 12, outer side plate 3 is connected with inner side plate 2, and covers inner side plate 2 and inner side plate connecting piece 20. Among them, opening 12 is used to install electric core 5 in the cavity 11 of box 1 and carry out various operations to the inside of box 1, and box 1 is used to protect electric core 5. The energy storage device is sealed by the mode of sealing ring 4 and inner side plate 2 to realize the opening 12 of box 1, guarantee waterproof dustproof;Outer side cover is used to shield inner side plate 2 and connecting piece, on the one hand, further waterproof dustproof is carried out to the inside of box 1, inner side plate 2 and inner plate connecting piece, on the other hand, the connecting piece cannot be seen from the outside, and the appearance of energy storage device is relatively beautiful.

[0029] Referring to Figures 2-3 Preferably, inner side plate 2 includes inner plate body 21, sealing ring 4 is arranged between inner plate body and box 1, inner side plate connecting piece 20 passes through inner plate body 21 and is connected with box 1, inner plate body 21 compresses sealing ring 4, and the inner plate connecting piece can be screw connecting piece, to realize the sealing of opening 12.

[0030] Referring to Figures 2-3 Preferably, inner side plate 2 includes inner plate body 21 and a plurality of connecting portions 22 provided with protrusions, the connecting portions 22 are arranged on the side of the inner plate body 21 facing the outer side plate 3, the outer side plate 3 includes an outer plate body 31 and an edge plate body 32 connected to the outer plate body, the edge plate body 32 surrounds the outer plate body 31 and extends towards the inner side plate 2, the edge plate body 32 surrounds the connecting portions 22 and is connected to the connecting portions 22, so as to connect the outer side plate 3 and the inner side plate 2, and the outer side plate 3 covers the inner side plate 2 and the inner plate connecting piece, further waterproofing the inside of the box 1, the inner side plate 2 and the inner plate connecting piece.

[0031] Further preferably, the energy storage device includes an outer plate connecting piece 30, the outer plate connecting piece 30 passes through the edge plate body 32 and is connected to the connecting portions 22, and the outer plate connecting piece 30 can be a threaded fastener.

[0032] Referring to Figure 1 And 4-7, preferably, the energy storage device comprises a protective plate 6, the opening 12 is arranged on a first side 101 of the box 1, the protective plate 6 is arranged on a second side 102 of the box 1, the first side 101 and the second side 102 are different sides of the box 1, the second side 102 of the box 1 is provided with electronic devices 14, such as interfaces, display screens, wires, switches, circuit protection devices and the like, the protective plate 6 is detachably connected with the box 1 and covers the electronic devices 14, on the one hand, the protective plate 6 plays a protective role for the electronic devices 14, but when the electronic devices 14 need to be operated, for example, need to be connected with the interface, the protective plate 6 can be removed, on the other hand, the protective plate 6 plays a role in appearance, and the energy storage device has a relatively beautiful appearance.

[0033] Referring to Figure 4 , further preferably, the protective plate 6 comprises a protective base plate 61 and a protective edge plate 62, the protective edge plate 62 is connected to the edge of the protective base plate 61 and extends towards the box 1, so that the protective base plate 61 and the protective edge plate 62 enclose a semi-enclosed space which can effectively cover some protruding electronic devices 14 on the box 1.

[0034] Referring to Figures 4-7 , further preferably, the second side 102 of the box 1 is provided with a first positioning member 71 and a first buckle 73, and the side of the protective plate 6 facing the box 1 is provided with a second positioning member 72 and a second buckle 74, the first positioning member 71 and the second positioning member 72 are matched to realize the positioning of the box 1 and the protective plate 6, and the first buckle 73 and the second buckle 74 are matched to realize the quick installation and removal of the protective plate 6 on the box 1.

[0035] Specifically, one of the first positioning member 71 and the second positioning member 72 is a positioning pin, and the other is a positioning hole; and / or, the first buckle 73 and the second buckle 74 are mutually matched beads buckles, one of the first buckle 73 and the second buckle 74 is provided with a groove 703, and both sides of the groove 703 are provided with beads 704 which are elastically movably arranged in the groove 703, and the other of the first buckle 73 and the second buckle 74 is provided with a protruding part 702 matched with the groove 703, both sides of the protruding part 702 are provided with recesses 701 matched with the beads 704, when the protruding part 702 is buckled into the groove 703, the beads 704 are sunk into the recesses 701 and elastically buckled with the protruding part 702. Therefore, when the protective plate 6 is separated from the box 1, the first buckle 73 and the second buckle 74 can be quickly separated; when the protective plate 6 is installed, the first buckle 73 and the second buckle 74 can be quickly combined, so as to realize the simple and quick disassembly and installation of the protective plate 6, without the need for auxiliary installation tools such as screwdrivers and wrenches.

[0036] Referring to Figure 4 and 6Further preferably, the second side 102 of the box 1 is provided with a handle 13; and / or the electronic device 14 comprises a display screen, a wire, a switch, a circuit protection device and / or an interface connected with the battery cell 5, the handle 13 is used for carrying the energy storage device, the display screen is used for displaying the relevant information of the energy storage device, and the interface is used for connecting an external circuit with the battery cell 5.

[0037] Referring to Figure 8 Preferably, the energy storage device comprises a wall hanging assembly 81, a lifting ring 82 and / or a mobile base 83, wherein the wall hanging assembly 81 is arranged on the side of the box 1, specifically on the third side 103, which is different from the first side 101 and the second side 102 of the box 1, and is used for hanging the energy storage device on the wall; the lifting ring 82 is arranged on the top of the box 1, and since the energy storage device is large and heavy, it is inconvenient for a person to lift the wall hanging, so the person can connect the lifting hook or lifting rope of a lifting machine with the lifting ring 82, carry and hang the energy storage device in a lifting manner, and facilitate the carrying of the energy storage device while ensuring the safety of the person; the mobile base 83 comprises a base 831 detachably arranged on the bottom of the box 1 and a roller 832 arranged on the bottom of the base 831, and is used for realizing the movement of the energy storage device on the ground, and the detachable structure of the mobile base 83 can meet the two scenes of placing the energy storage device on the ground and hanging the energy storage device on the wall, and when the energy storage device needs to be placed on the ground, the mobile base 83 can be retained, and when the energy storage device needs to be hung, the mobile base 83 can be removed.

[0038] In summary, the energy storage device realizes the sealing of the opening 12 of the box 1 through the sealing ring 4 and the inner side plate 2, and ensures waterproof and dustproof; the outer side cover is used for shielding the inner side plate 2 and the connecting piece, on the one hand, further waterproofing and dustproofing the inside of the box 1, the inner side plate 2 and the inner plate connecting piece, and on the other hand, playing an aesthetic role, so that the connecting piece cannot be seen from the outside, and the appearance of the energy storage device is more beautiful. The energy storage device can further comprise a protective plate 6, which on the one hand, plays a protective role for the electronic device 14 of the second side 102 of the box 1, but when the electronic device 14 needs to be operated, for example, needs to be connected with the interface, the protective plate 6 can be removed, and on the other hand, plays an aesthetic role, so that the appearance of the energy storage device is more beautiful. The energy storage device can be used as a household energy storage device.

[0039] The preferred embodiments of the utility model are described above only, and are not used for limiting the utility model, and for the person skilled in the art, the utility model can have various changes, combinations and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model should be included in the claim range of the utility model.

Claims

1. An energy storage device, characterized by, The energy storage device comprises a box (1), an inner side plate (2), an outer side plate (3), a sealing ring (4), an inner pull connecting piece (20) and a battery cell (5) for storing electric energy, the box (1) is provided with a cavity (11), one side of the box (1) is provided with an opening (12) which is open to communicate with the cavity (11), the battery cell (5) is arranged in the cavity (11), the inner side plate (2) covers the opening (12), the sealing ring (4) for waterproof is arranged between the inner side plate (2) and the box (1), the sealing ring (4) surrounds the periphery of the opening (12), the inner side plate (2) is connected with the box (1) through the inner pull connecting piece (20) and cooperates with the sealing ring (4), the outer side plate (3) is connected with the inner side plate (2) and covers the inner side plate (2) and the inner pull connecting piece (20).

2. The energy storage device of claim 1, wherein, The inner side plate (2) comprises an inner plate body (21), the sealing ring (4) is arranged between the inner plate body and the box (1), the inner pull connecting piece (20) penetrates through the inner plate body (21) and connects the box (1), and the inner plate body (21) presses the sealing ring (4).

3. The energy storage device of claim 1, wherein, The inner side plate (2) comprises an inner plate body (21) and a plurality of protruding connecting parts (22), the connecting parts (22) are arranged on the side of the inner plate body (21) facing the outer side plate (3), the outer side plate (3) comprises an outer plate body (31) and an edge plate body (32) connected with the outer plate body (31), the edge plate body (32) surrounds the periphery of the outer plate body (31) and extends to the side of the inner side plate (2), the edge plate body (32) surrounds the connecting parts (22) and is connected with the connecting parts (22).

4. The energy storage device of claim 3, wherein, The energy storage device comprises an outer plate connecting piece (30), the outer plate connecting wire penetrates through the edge plate body (32) and is connected with the connecting parts (22).

5. The energy storage device of claim 1, wherein, The energy storage device comprises a protective plate (6), the opening (12) is arranged on the first side (101) of the box (1), the protective plate (6) is arranged on the second side (102) of the box (1), the second side (102) of the box (1) is provided with electronic devices (14), and the protective plate (6) is detachably connected with the box (1) and covers the electronic devices (14).

6. The energy storage device of claim 5, wherein, The protective plate (6) comprises a protective base plate (61) and a protective edge plate (62), the protective edge plate (62) is connected with the edge of the protective base plate (61) and extends to the box (1).

7. The energy storage device of claim 5, wherein, The second side (102) of the box (1) is provided with a first positioning piece (71) and a first buckle (73), one side of the protective plate (6) facing the box (1) is provided with a second positioning piece (72) and a second buckle (74), the first positioning piece (71) matches the second positioning piece (72), and the first buckle (73) matches the second buckle (74).

8. The energy storage device of claim 7, wherein, One of the first positioning member (71) and the second positioning member (72) is a positioning pin, and the other is a positioning hole; and / or, the first buckle (73) and the second buckle (74) are mutually matched bead buckles.

9. The energy storage device of claim 5, wherein, The second side (102) of the box body (1) is provided with a handle (13); and / or, the electronic device (14) comprises a display screen, a wire, a switch, a circuit protection device and / or an interface connected with the battery cell (5).

10. The energy storage device of any one of claims 1-9, wherein, The energy storage device comprises a wall hanging assembly (81), a lifting ring (82) and / or a movable base (83), the wall hanging assembly (81) is arranged on the side of the box body (1), the lifting ring (82) is arranged on the top of the box body (1), and the movable base (83) comprises a base (831) which is detachably arranged on the bottom of the box body (1) and a rolling wheel (832) arranged on the bottom of the base (831).

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