Special lithium battery for centralized power supply

Abstract

The utility model discloses a special lithium battery for a centralized power supply, which comprises a first shell, a second shell and a circuit board, the first shell and the second shell are buckled and connected to form an accommodating space, the circuit board is arranged in the accommodating space, and the circuit board is arranged in the first shell; the circuit board is provided with a wiring piece, the outer surface of the first shell is provided with a wiring groove and a wire rotating piece, the outer surface where the wiring groove is located is provided with a first opening, the wire rotating piece is arranged at the position of the first opening, the side face of the wire rotating piece is provided with an outlet, and the wiring piece is exposed out of the first opening and the outlet. When an external wire is connected with the wiring piece, the external wire is installed on the wiring piece from the outlet and the first opening, the outlet is formed in the side face of the wiring piece, and the direction of the outlet is the same as the direction of the wiring groove, so that the wire can be installed according to the direction of the wiring groove; and meanwhile, the wire has a certain accommodating position, so that more space is prevented from being occupied.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of centralized power supply, in particular to a lithium battery special for centralized power supply. BACKGROUND

[0002] The fire emergency power supply is indispensable equipment for standby power supply of fire-fighting facilities and emergency lighting and evacuation indication, and plays an important role in fire extinguishing and evacuation.

[0003] In the prior art, the special lithium battery of centralized power supply is installed in a large electric box, and a special lithium battery mounting bracket is needed in the electric box to facilitate the installation of the special lithium battery, meanwhile, the size of the electric box is specified, and wiring in the electric box is difficult, and the space in the electric box is insufficient, and the electric wire is bent after the door of the electric box is closed. CONTENT OF THE UTILITY MODEL

[0004] The application aims to solve the technical problem that the special lithium battery of centralized power supply is installed in a large electric box, and a special lithium battery mounting bracket is needed in the electric box to facilitate the installation of the special lithium battery, meanwhile, the size of the electric box is specified, and wiring in the electric box is difficult, and the space in the electric box is insufficient, and the electric wire is bent after the door of the electric box is closed.

[0005] In order to solve the above technical problem or at least partially solve the above technical problem, the application provides a special lithium battery for centralized power supply.

[0006] The utility model discloses a kind of special lithium battery for centralized power supply, it includes first shell, second shell, circuit board, the first shell is connected with the second shell buckle, form a space, the circuit board is installed in this space, the circuit board is installed in the first shell;

[0007] The circuit board is provided with a wiring part, the first shell outer surface is provided with a wiring groove and a wire turning part, a first aperture is formed in the outer surface of the wiring groove, the wire turning part is arranged at the position of the first aperture, an outlet is arranged on the side surface of the wire turning part, and the wiring part is exposed from the first aperture and the outlet.

[0008] Preferably, the wire turning part includes a cover plate and a partition seat, the cover plate is rotatably connected with the partition seat, and the outlet is arranged on the side edge of the partition seat.

[0009] Preferably, the first aperture and the wire turning part are arranged close to the end of the wiring groove.

[0010] Preferably, the height of the wire turning part is equal to or less than the depth of the wiring groove.

[0011] Preferably, the circuit board is provided with a key switch, and the key switch is installed in the wiring groove.

[0012] Preferably, the circuit board comprises a signal interface, a second opening is arranged on the wiring groove, and the signal interface is exposed from the second opening.

[0013] Preferably, a heat dissipation plate is arranged, the heat dissipation plate is fixedly connected with the first shell, the circuit board is connected with the heat dissipation plate, and the heat dissipation plate is arranged between the circuit board and the first shell.

[0014] Preferably, the second shell comprises a connecting piece, and the first shell is provided with a connecting hole.

[0015] The connecting hole is matched with the position of the connecting piece, a through hole is arranged on the connecting piece, the connecting hole is matched with the through hole in size, and the connecting hole and the through hole are used for mounting a fastener.

[0016] Preferably, mounting pieces are arranged on two opposite sides of the outer surface of the second shell, and the mounting pieces are connected with the outer surface of the second shell by welding or bonding.

[0017] The mounting piece is provided with a mounting hole, and the mounting hole is used for mounting a fastener.

[0018] Preferably, a battery pack is arranged, the battery pack is arranged in a containing space, and the battery pack is electrically connected with the circuit board.

[0019] Compared with the prior art, the above technical scheme provided in the application has the following advantages:

[0020] The first shell is provided with a wiring groove, a wiring piece is exposed from the first shell, a first opening is arranged in the wiring groove of the first shell and connected with the wiring piece, an outlet is arranged on the side surface of the wiring piece, the wiring piece on the circuit board is exposed from the first opening and the outlet, and when the external wire is connected with the wiring piece, the wire is mounted on the wiring piece from the outlet and the first opening. The outlet is arranged on the side surface of the wiring piece and faces the same direction as the wiring groove, so that the wire can be mounted according to the direction of the wiring groove. When the wire is arranged in the electric box in which the special lithium battery is arranged, the door of the electric box is closed to avoid bending the wire, and the wire has a certain containing position to avoid occupying more space. BRIEF DESCRIPTION OF DRAWINGS

[0021] The drawings incorporated into the specification and forming a part of the specification, show embodiments consistent with the present application, and together with the specification, serve to explain the principles of the present application.

[0022] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced as follows. Obviously, those skilled in the art can obtain other drawings from these drawings without any creative effort.

[0023] Figure 1 A structure schematic diagram of the centralized power supply special lithium battery provided by the present application is provided.

[0024] Figure 2 An explosion structure schematic diagram of the centralized power supply special lithium battery provided by the present application is provided.

[0025] Figure 3 An explosion structure schematic diagram of the first shell of the centralized power supply special lithium battery provided by the present application is provided.

[0026] Figure 4 A structure schematic diagram of the first shell of the centralized power supply special lithium battery provided by the present application is provided.

[0027] Figure 5 A structure schematic diagram of the wire transferring piece of the centralized power supply special lithium battery provided by the present application is provided.

[0028] Figure 6 A connection structure schematic diagram of the heat dissipation plate and the circuit board of the centralized power supply special lithium battery provided by the present application is provided.

[0029] Figure 7 A structure schematic diagram of the circuit board of the centralized power supply special lithium battery provided by the present application is provided.

[0030] Explanation of the reference signs:

[0031] 1. Centralized power supply special lithium battery

[0032] 11. First shell; 111. Wire slot; 1111. First opening; 1112. Second opening; 112. Wire transferring piece; 1121. Outlet; 1122. Cover plate; 1123. Separation seat; 1124. Extension piece; 113. Connection hole

[0033] 12. Second shell; 121. Connection piece; 1211. Transfer hole; 122. Mounting piece; 1221. Mounting hole

[0034] 13. Circuit board; 131. Wiring piece; 132. Signal interface; 133. Key switch; 134. Charging port

[0035] 14. Battery pack

[0036] 15. Heat dissipation plate DETAILED DESCRIPTION

[0037] In order to make the purpose, technical solutions and advantages of the present application clearer, the technical solutions in the present application will be described clearly and completely below in conjunction with the drawings in the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of protection of the present application.

[0038] Referring to Figures 1-7 The utility model discloses a centralized power supply special lithium battery 1 is installed in centralized power supply box, can be used for fire emergency.

[0039] Centralized power supply special lithium battery 1 includes first casing 11, second casing 12, circuit board 13, battery pack 14, first casing 11 with second casing 12 buckle connection is connected, forms a space that can contain, circuit board 13, battery pack 14 are installed in the space that can contain, circuit board 13 is installed in the inner surface of first casing 11, and battery pack 14 is close to second casing 12 and sets up, battery pack 14 with circuit board 13 electric connection.

[0040] Circuit board 13 sets up wiring piece 131, and the outer surface of first casing 11 sets up wiring groove 111 and line conversion piece 112, the outer surface where wiring groove 111 is located sets up first aperture 1111, and line conversion piece 112 is set up in the position where first aperture 1111 is located, and the side of line conversion piece 112 sets up export 1121, and wiring piece 131 is exposed from first aperture 1111 and export 1121.

[0041] Specifically, electronic components are arranged on circuit board 13, a battery management system is built-in, which is used for monitoring the data such as the electric quantity and the residual life of battery pack 14, wiring groove 111 is arranged on first casing 11, wiring piece 131 is exposed from first casing 11, first casing 11 is provided with first aperture 1111 and line conversion piece 112 in wiring groove 111, export 1121 is arranged on the side of line conversion piece 112, wiring piece 131 on circuit board 13 is exposed from first aperture 1111 and export 1121, so that when external wires are connected with wiring piece 131, wiring piece 131 is installed on wiring piece 131 from export 1121 and first aperture 1111, export 1121 is arranged on the side of wiring piece 131, and export 1121 is oriented in the same direction as wiring groove 111, so that the wires can be installed according to the direction of wiring groove 111, when the special lithium battery is installed in the electric box, the door of the electric box is closed, so that the wires are not bent, and the wires have a certain containing position, so that more space is not occupied.

[0042] It can be understood that the electrical box has standard requirements, and the size and dimension are fixed. The special lithium battery is installed in the electrical box, and the size is just right. The distance between the first shell 11 and the electrical box is small, and even the first shell 11 is attached to the electrical box. The wiring slot 111 can provide a certain space for the electric wire to avoid bending the electric wire when the electrical box is closed, thereby achieving the purpose of protecting the electric wire.

[0043] As an embodiment, the connecting piece 131 is a copper column, and the external electric wire can be installed on the connecting piece 131 by winding, fastener installation or the like.

[0044] The connecting piece 131 is arranged on the circuit board 13, which can reduce the connecting wire arranged between the connecting piece 131 and the circuit board 13, and reduce the overall cost of the device.

[0045] The wire turning piece 112 includes a cover plate 1122 and a partition seat 1123. The cover plate 1122 is buckled on the partition seat 1123, and the outlet 1121 is arranged on the side of the partition seat 1123. The partition seat 1123 has an E-shaped outer shape, and the cover plate 1122 is buckled on the top of the partition seat 1123 to completely block the top of the partition seat 1123, so that the electric wire is routed according to the direction of the outlet 1121. In this embodiment, since the connecting piece 131 is arranged in two, the partition seat 1123 can separate the two connecting pieces 131 to avoid contact between the electric wires and improve safety. Specifically, the wire turning piece 112 is arranged in the wiring slot 111, two opposite sides of the wire turning piece 112 are in contact with the slot wall of the wiring slot 111, and the other two opposite sides are provided with the outlet 1121 and are closed, respectively. The cover plate 1122 of the wire turning piece 112 is detachably connected with the partition seat 1123, so that when the electric wire is installed, the cover plate 1122 can be removed, the electric wire is installed on the connecting piece 131, and then the cover plate 1122 is buckled on the partition seat 1123 to complete the installation. The partition seat 1123 is provided with a clamping structure at the bottom, and the partition seat 1123 can be installed on the first opening 1111 through the clamping structure, so that the connecting piece 112 is connected with the external electric wire through the outlet 1121.

[0046] One end of the cover plate 1122 is connected with one end of the partition seat 1123 through a rotating shaft, so that the cover plate 1122 rotates relative to the partition seat 1123. The cover plate 1122 can be opened by lifting one end of the cover plate 1122, thereby improving the convenience of use.

[0047] Optionally, the cover plate 1122 and the partition seat 1123 are fixedly connected in any one of clamping, plug-in, magnetic attraction and the like, so that after the electric wire is connected to the connecting piece 131, the cover plate 1122 can separate the electric wire from the outside.

[0048] The extension piece 1124 is arranged on the partition seat 1123 and is installed close to the outlet 1121, and the extension piece 1124, the partition seat 1123 and the cover plate 1122 are all made of insulating material, so that the electric wire connection can avoid contact with the first shell 11 and the positive and negative electric wires can avoid contact with each other, thereby improving safety.

[0049] The height of the wire turning piece 112 is equal to or less than the depth of the wire groove 111, and specifically, the wire turning piece 112 is arranged in the wire groove 111, so that the height of the wire turning piece 112 is not higher than the groove depth and the installation size inside the electric box is not exceeded.

[0050] As an embodiment, the first opening 1111 is arranged close to the end of the wire groove 111 and the wire turning piece 112. It can be understood that the end of the wire groove 111, that is, the two edges of the first shell 11, can allow the outlet 1121 of the wire turning piece 112 to directly deliver the electric wire.

[0051] The circuit board 13 is provided with a key switch 133, and the key switch 133 is installed in the wire groove 111. Specifically, the key switch 133 can start or stop the circuit board 13, so that the battery pack 14 is connected to an external power supply to charge the battery pack 14. The key switch 133 is installed in the wire groove 111, and the wire groove 111 corresponding to the key switch 133 is also provided with an opening. The arrangement of the key switch 133 in the wire groove 111 can avoid the key switch 133 being accidentally touched when the electric box is closed.

[0052] The circuit board 13 includes a signal interface 132, and the wire groove 111 is provided with a second opening 1112, and the signal interface 132 is exposed from the second opening 1112. It can be understood that the signal interface 132 is arranged corresponding to the position of the second opening 1112, and the circuit board 13 transmits electrical signals to the outside through the signal interface 132, so that the connected upper system can obtain the current battery parameters inside the special lithium battery.

[0053] The circuit board 13 includes a connection port 134, and the connection port 134 is arranged on the wire groove 111, that is, the wire groove 111 is provided with a related opening for exposing the connection port 134. The connection port 134 can be connected to an external power supply to charge the battery pack 14 or the circuit board 13 inside the device. In addition, the connection port 134 can transmit signals with the circuit board 13, receive and send signals, and obtain related parameter information of the device.

[0054] The special lithium battery comprises a heat dissipation plate 15 fixedly connected with the first shell 11, the circuit board 13 is connected with the heat dissipation plate 15, and the heat dissipation plate 15 is installed between the circuit board 13 and the first shell 11. Specifically, the heat dissipation plate 15 is arranged close to the circuit board 13, so that the heat dissipation of the circuit board 13 is facilitated, and in addition, the first shell 11 and the second shell 12 are made of metal materials, so that the heat inside can be better transmitted to the outside.

[0055] Particularly, the heat dissipation plate 15 is arranged between the circuit board 13 and the first shell 11, in order to enable the signal interface 132 and the wiring piece 131 on the circuit board 13 to be normally connected with the outside, the heat dissipation plate 15 is provided with openings corresponding to the positions of the signal interface 132 and the wiring piece 131, so that the signal interface 132 and the wiring piece 131 can be normally connected with the outside.

[0056] The second shell 12 comprises a connecting piece 121, the first shell 11 is provided with a connecting hole 113, the position of the connecting hole 113 matches the position of the connecting piece 121, the connecting piece 121 is provided with a rotating hole 1211, the connecting hole 113 and the rotating hole 1211 match in size, and the connecting hole 113 and the rotating hole 1211 are used for installing fasteners.

[0057] Specifically, the first shell 11 is buckled on the second shell 12, the second shell 12 is provided with the connecting piece 121 at the four edges of the opening, the connecting piece 121 is provided with the rotating hole 1211, the number of the rotating hole 1211 matches the number of the connecting hole 113, and after the connecting hole 113 of the first shell 11 matches the position of the rotating hole 1211 on the connecting piece 121, the fasteners are installed to fix the first shell 11 and the second shell 12. The fasteners used for installing and using the first shell 11 and the second shell 12 can be any one of a screw, a bolt and a rivet.

[0058] The second shell 12 is provided with a mounting piece 122 on two opposite sides of the outer portion, the mounting piece 122 is connected to the outer surface of the second shell 12 by welding or adhesion, the mounting piece 122 is provided with a mounting hole 1221, and the mounting hole 1221 is used for installing fasteners.

[0059] Specifically, since the position where the existing centralized power special lithium battery 1 is installed needs to be installed with a support in advance, and then the special lithium battery is installed on the support to be fixed, by arranging the mounting sheet 122 on the two side surfaces of the second shell 12, and arranging the mounting sheet 122 close to the bottom, the mounting sheet 122 can be close to the installed plane, and the mounting hole 1221 can be installed with a fastener, so that the centralized power special lithium battery 1 is fixed in the electric box, and the electric box does not need to install a support for the centralized power special lithium battery 1, and the installation convenience of the equipment is increased. The fastener installed in the mounting hole 1221 can adopt any one of a screw, a bolt, a rivet and a self-tapping screw.

[0060] Optionally, an insulating layer is arranged in the second shell 12, or insulating paper is attached inside the second shell 12, so as to prevent the battery pack 14 inside the second shell 12 from short circuit and leakage, and improve the safety and reliability of the special lithium battery.

[0061] In the above embodiments, the description of each embodiment has its own emphasis, and the parts not described in detail in a certain embodiment can be referred to the related description of other embodiments.

[0062] In the description of the present application, it should be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0063] In addition, the terms "first" and "second" are only for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first" and "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0064] In the present application, unless otherwise specifically defined and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be understood in a broad sense, for example, it can be connected, or it can be detachably connected, or it can be integrated; it can be mechanical connection, or it can be electrical connection; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication or interaction relationship between two elements. 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.

[0065] In the present application, unless otherwise explicitly specified and limited, the first feature is "on" or "under" the second feature can include the first and second features directly contact, or can include the first and second features are not directly contact but contact through another feature between them. Moreover, the first feature is "on", "above" and "on the" the second feature includes the first feature is directly above and obliquely above the second feature, or just means the first feature is higher than the second feature in horizontal height. The first feature is "under", "below" and "under" the second feature includes the first feature is directly below and obliquely below the second feature, or just means the first feature is less than the second feature in horizontal height.

[0066] In the description of the present application, the description of the terms "one embodiment", "some embodiments", "example", "specific example" or "some examples" means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present application, the illustrative description of the above terms should not be understood as necessarily referring to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art can combine and combine different embodiments or examples described in the present application.

[0067] Obviously, those skilled in the art can make various modifications and variations to the present application without departing from the spirit and scope of the present application. Thus, these modifications and variations of the present application are within the scope of the claims of the present application and its equivalent technologies, and the present application also intends to include these modifications and variations.

[0068] The above is a specific embodiment of the present application, but the protection scope of the present application is not limited to this. Any skilled person in the art can easily think of various equivalent modifications or replacements within the technical range disclosed by the present application, and these modifications or replacements should be included in the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. A centralized power supply dedicated lithium battery, characterized in that, The utility model provides a circuit board, first shell, second shell, the first shell and the second shell buckle connection, form a can hold space, the circuit board is installed in the can hold space, the circuit board is installed in the first shell, The circuit board is provided with a wiring member, the first shell outer surface is provided with a wiring groove and a line turning member, the wiring groove is provided with a first opening, the line turning member is arranged at the position of the first opening, the side surface of the line turning member is provided with an outlet, and the wiring member is exposed from the first opening and the outlet.

2. The lithium battery dedicated for central power supply according to claim 1, wherein, The line turning member comprises a cover plate and a separation seat, the cover plate is rotationally connected with the separation seat, and the outlet is arranged at the side edge of the separation seat.

3. The centralized power supply dedicated lithium battery of claim 1, wherein, The first opening and the line turning member are arranged close to the end of the wiring groove.

4. The dedicated lithium battery for a centralized power supply according to claim 1, characterized in that, The height of the line turning member is equal to or less than the depth of the wiring groove.

5. The dedicated lithium battery for a centralized power supply according to claim 1, characterized in that, The circuit board is provided with a key switch, and the key switch is installed in the wiring groove.

6. The centralized power supply dedicated lithium battery of claim 1, wherein, The circuit board comprises a signal interface, a second opening is arranged on the wiring groove, and the signal interface is exposed from the second opening.

7. The centralized power supply dedicated lithium battery of claim 1, wherein, The utility model provides a circuit board, first shell, second shell, the first shell and the second shell buckle connection, form a can hold space, the circuit board is installed in the can hold space, the circuit board is installed in the first shell, 8. The centralized power supply dedicated lithium battery of claim 1, wherein, The second shell comprises a connecting piece, and the first shell is provided with a connecting hole. The position of the connecting hole matches the position of the connecting piece, a rotating hole is arranged on the connecting piece, the size of the connecting hole matches the size of the rotating hole, and the connecting hole and the rotating hole are used for installing fasteners.

9. The dedicated lithium battery for a centralized power supply according to claim 1, characterized in that, Two opposite side surfaces of the second shell are provided with mounting pieces, and the mounting pieces are connected to the outer surface of the second shell by welding or bonding. The mounting piece is provided with a mounting hole, and the mounting hole is used for installing fasteners.

10. The dedicated lithium battery for a centralized power supply according to claim 1, characterized in that, The utility model provides a circuit board, first shell, second shell, the first shell and the second shell buckle connection, form a can hold space, the circuit board is installed in the can hold space, the circuit board is installed in the first shell, The battery pack is electrically connected with the circuit board.

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