CN210073962U

CN210073962U - Battery pack device

Info

Publication number: CN210073962U
Application number: CN201921107147.5U
Authority: CN
Inventors: 黄国强; 于前锋; 王昆; 杨超
Original assignee: Suzhou Ai Seoul Energy Co Ltd
Current assignee: Suzhou Ai Seoul Energy Co Ltd
Priority date: 2019-07-15
Filing date: 2019-07-15
Publication date: 2020-02-14
Anticipated expiration: 2029-07-15

Abstract

The utility model discloses a battery pack device, which comprises a shell and a battery pack arranged in the shell, wherein a limiting stop strip used for limiting the battery pack is arranged on the inner side wall of the shell, and the limiting stop strip is connected with the shell in a sliding way; a first channel for placing cables is formed between the limiting blocking strip and the side wall which is correspondingly connected, a wiring mechanism for connecting the cables in the shell is arranged in the first channel, the wiring mechanism is fixed on the shell through an insulating part, the limiting blocking strip is a U-shaped bending piece, the U-shaped bending piece and the corresponding side wall of the shell form the first channel through a U-shaped groove, a waist hole is formed in a bending surface of the limiting blocking strip, and the limiting blocking strip is movably connected with the shell through the waist hole; the orderly and concealed wiring of the cables inside and outside the shell is realized, and meanwhile, the battery pack replaces a small-capacity battery through a large-capacity battery, so that the energy storage capacity is improved.

Description

Battery pack device

Technical Field

The utility model relates to a pack mode technical field of battery especially relates to a battery pack device.

Background

Because the energy storage technology is immature and the electric energy is difficult to store, in a traditional electric power system, power generation, power transmission, power distribution and power utilization are almost simultaneously carried out, and a power grid guarantees real-time balance of the electric energy through a scheduling means. In the current society, various new problems are gradually highlighted under the backgrounds of large-scale access of new energy, large-scale development of micro-grids and fierce and comfortable planning of smart grids, and mobile energy storage systems are increasingly becoming indispensable important components in modern power systems, so that energy storage containers capable of coordinating the operation of each department and storing electric energy can be produced.

The traditional energy storage container generally adopts small batteries to form a group, and the working current of a single battery is small, so that simple and flexible wiring modes such as a point mode and the like are generally adopted between the batteries. The traditional point connection mode of the large-capacity battery cannot meet the requirement due to the large flow of the large-capacity battery. The obvious difference of the wiring modes causes that the traditional pack mode is not suitable for large-capacity batteries. On the other hand, cables of the battery pack between the traditional pack devices are all connected outside the shell, so that safety risks such as electric shock of maintenance personnel are easily caused, and the whole battery rack is messy and not attractive.

SUMMERY OF THE UTILITY MODEL

Based on the technical problem that the background art exists, the utility model provides a battery pack device realizes the orderly, hidden wiring of the inside and outside cable of casing.

The utility model provides a battery pack device, which comprises a shell and a battery pack arranged in the shell, wherein a limiting stop strip for limiting the battery pack is arranged on the inner side wall of the shell, and the limiting stop strip is connected with the shell in a sliding way; a first channel for placing the cable is formed between the limiting stop strip and the side wall correspondingly connected, and a wiring mechanism for connecting the cable in the shell is arranged in the first channel.

Furthermore, the limiting stop strip is a U-shaped bending piece, and the U-shaped bending piece and the corresponding shell side wall form a first channel through a U-shaped groove.

Furthermore, a waist hole is formed in one bending surface of each limiting blocking strip, each limiting blocking strip is movably connected with the shell through the waist hole, a buffer strip in contact with the battery pack is arranged on the other bending surface of each limiting blocking strip, and the waist hole and the buffer strips are respectively arranged on the two adjacent bending surfaces.

Furthermore, the limiting stop bars comprise a first limiting stop bar and a second limiting stop bar, the two second limiting stop bars are fixed on the two opposite side walls of the shell in a sliding manner, and the first limiting stop bar is arranged on the other side wall of the shell.

Furthermore, a panel is connected to one outer side wall of the shell, the panel is arranged corresponding to the first limiting stop bar, a first through hole communicated with the first channel is formed in the panel, and a wiring cover plate matched with the first through hole is arranged on the panel; the wiring cover plate is provided with a handle.

Furthermore, a limit groove is formed in one side wall of the shell, and the limit groove and the first limit stop bar are both arranged on the same side wall of the shell.

Furthermore, a threading hole and a first heat dissipation hole are formed in the side wall of the shell connected with the second limiting stop strip, the threading hole and the first heat dissipation hole are communicated with the first channel, and the threading hole is arranged close to the panel.

Furthermore, the panel is provided with on the relative both sides and connects the ear, connects to have seted up on the ear and connects the ear fixed orifices, and the panel can be dismantled through connecting the ear fixed orifices and connect on the casing.

Furthermore, clamping grooves are formed in two opposite side walls of the shell, a first cover plate is arranged on the upper surface of the shell, and the first cover plate is connected with the shell in a clamped mode through the clamping grooves.

The utility model provides a pair of battery pack device's advantage lies in: the battery pack device provided by the structure of the utility model realizes the orderly and concealed wiring of the cable, and can use a large-capacity battery to replace a traditional small-capacity battery, thereby improving the energy storage capacity of the battery pack; the cables in the shell are connected in a converging mode through the wiring mechanism, so that the battery packs between the pack devices are effectively connected, the defect that a plurality of cables are connected outside the shell when the traditional battery packs are connected is overcome, and the whole battery rack is attractive; due to the design of the U-shaped limiting barrier strips, the cables can be effectively placed in the first channel, and the cables can be orderly arranged; the buffer strips are arranged so that the battery pack cannot be directly contacted with the limiting stop strips or the side walls of the shell when being placed, and the defect that the battery pack is damaged due to contact collision in the transportation or battery pack running process is avoided; the cable between the battery pack among a plurality of pack devices realizes cable connection each other through first through-hole department, and the matching sets up the wiring apron in first through-hole department to be hidden the connecting cable between two adjacent pack devices, not only realized the purpose of hidden wiring, avoided the risk that maintainer electrocuted moreover.

Drawings

Fig. 1 is a schematic structural diagram of a battery pack apparatus according to the present invention;

FIG. 2 is a schematic structural view of a limiting stopper;

FIG. 3 is a schematic view of the pack apparatus mounted on the battery rack;

the novel wire harness fixing device comprises a shell, a panel, a first limiting stop strip, a second limiting stop strip, a 5-connecting lug, a 6-connecting cover plate, a 7-waist hole, a 8-buffering strip, a 11-threading hole, a 12-radiating hole, a 13-first fixing hole, a 14-clamping groove, a 15-limiting groove, a 21-first threaded hole, a 51-third fixing hole, a 52-fourth fixing hole and a 61-handle, wherein the shell is a hollow shell, the panel is a hollow shell, and the handle is a hollow shell.

Detailed Description

The technical solutions of the present invention are explained in detail below with reference to specific embodiments, and many specific details are set forth in the following description to provide a thorough understanding of the present invention. The present invention can be embodied in many other forms than those specifically described herein, and it will be apparent to those skilled in the art that similar modifications can be made without departing from the spirit and scope of the invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Referring to fig. 1, the utility model provides a battery pack device, which comprises a shell 1 and a battery pack placed in the shell 1, and is characterized in that a limiting stop strip for limiting the battery pack is arranged on the inner side wall of the shell 1, and the limiting stop strip is connected with the shell 1 in a sliding manner; a first channel for placing the cables is formed between the limiting stop bars and the side walls connected correspondingly, and a wiring mechanism for connecting the cables in the shell 1 is arranged in the first channel.

After the battery pack is placed in the casing 1, in order to set the batteries in the battery pack in series/parallel, the positive and negative electrodes of each battery need to be correspondingly connected, and meanwhile, a plurality of pack devices are generally arranged on one battery rack, as shown in fig. 3, the effective power supply of electrical appliances is realized by connecting the battery packs in the plurality of pack devices, so that in the application, a first channel is arranged inside the casing 1, cables inside the batteries are sequentially placed in the first channel, and the disordered connection of the batteries inside the casing 1 is avoided; set up wiring mechanism simultaneously in first passageway, this wiring structure can be for binding post, the adapter, switching terminal etc. can realize converging a plurality of cables, then can with correspond the demand carry out the structure of exporting can, during the use, generally converge the multitable through wiring mechanism, then export with less amount of cable, connection between the group battery in having simplified a plurality of pack devices on the one hand, on the other hand avoids the cable in the casing 1 all to pull out the defect that the casing then carries out corresponding connection, make whole battery rack pleasing to the eye. In order to avoid the possibility of electrical connection between the connection device and the housing, a first fastening opening 13 is provided in the first passage, and the connection device is fastened in the housing 1 by means of an insulating element, which is a component capable of insulating the transmission of electrical energy at a permissible voltage, such as an insulating tape, rubber, plastic, ceramic, etc.

Because of the single battery operating current is less, generally adopt simple nimble mode of connection such as punctiform between the battery, therefore traditional energy storage container generally adopts little group battery, traditional energy storage container is when adopting big group battery, because its electric current is great, need will adopt simple nimble mode of connection such as punctiform and can not satisfy the normal use of container, and this device not only can use the low capacity group battery, also can use large capacity group battery, adopt the cable switching in the wiring mechanism with battery pack device, the wiring resistance of using simple nimble mode of connection such as punctiform and wiring has been reduced.

The battery can be for the low capacity battery in the group battery above, also can be for large capacity battery, when the pack device carries out large capacity battery when in groups more than adopting, under same occupation space, has improved the energy storage ability of group battery on the one hand, and on the other hand has reduced the quantity of cable, the disguised of the corresponding cable of being convenient for arranges.

As shown in fig. 1 and 2, the limiting blocking strip can be movably connected with the housing 1 or fixedly connected with the housing, and the application is described in terms of the movable connection with the housing, the limiting blocking strip is a U-shaped bending piece, the U-shaped bending piece forms a first channel with the corresponding side wall of the housing 1 through a U-shaped groove, and the cable can be effectively placed in the first channel due to the design of the U-shaped limiting blocking strip. Waist hole 7 has been seted up on a face of bending of spacing shelves strip, spacing shelves strip passes through waist hole 7 and is connected with 1 removal of casing, another of spacing shelves strip is bent and is provided with on the face with group battery contact buffering strip 8, and waist hole 7 sets up respectively on two adjacent faces of bending with buffering strip 8, and buffering strip 8 makes when the group battery is placed can not with spacing shelves strip or the lateral wall direct contact of casing 1, has avoided transportation or group battery operation in-process because contact collision, causes the defect of group battery damage.

As shown in fig. 2, the bending surface of the limiting stopper strip at the waist opening 7 is a first bending surface, the bending surface of the fixing buffer strip 8 is a second bending surface, another bending surface is a third bending edge, the second bending surface is respectively connected with the first bending surface and the third bending surface, and under the condition that the axial length of each bending surface is equal, the surface area of the first bending surface is preferably larger than that of the third bending surface, so that the waist opening 7 can be effectively fixed by a tool.

The axial opening of the U-shaped limiting stop bar can face the bottom surface of the shell 1 and also can face the side wall of the shell 1, when the opening faces the side wall of the shell 1, a first hole or a threaded hole matched with the waist hole 7 is formed in the bottom of the shell 1, and the limiting stop bar and the shell are fixed by penetrating a bolt through the first hole or penetrating a screw through the threaded hole; when the opening faces the bottom surface of the shell 1, a first hole or a threaded hole matched with the waist hole 7 is formed in the corresponding side wall of the shell 1, and the limiting stop strip is fixed with the shell by penetrating the first hole or the threaded hole through a bolt.

As shown in fig. 1, a rectangular or prismatic casing may be adopted in the present application, the shape and structure of the casing are not limited, the present application takes a rectangular casing as an example, two opposite sidewalls of the casing 1 are provided with clamping grooves 14, the upper surface of the casing 1 is provided with a first cover plate, the first cover plate is clamped with the casing 1 through the clamping grooves 14, one or more clamping grooves 14 may be provided, so that the first cover plate is stably fixed on the casing 1, the clamping grooves 14 not only enable the first cover plate and the casing 1 to be detachably connected, but also avoid the use of connection, and save space and cost; further stabilize first apron, panel 2 is seted up one or more than one first screw hole 21 in the contact department with first apron, then passes first apron and the first screw hole 21 spiro union through the screw for panel 2 is stably fixed in on casing 1.

The limiting stop bars comprise a first limiting stop bar 3 and a second limiting stop bar 4, the two second limiting stop bars 4 are fixed on two opposite side walls of the shell 1 in a sliding manner, and the first limiting stop bar 3 is arranged on the other side wall of the shell 1. A panel 2 is connected to one outer side wall of the shell 1, the panel 2 is arranged corresponding to the first limiting stop strip 3, a first through hole communicated with the first channel is formed in the panel 2, and a wiring cover plate 6 matched with the first through hole is arranged on the panel 2; the wiring cover plate 6 is provided with a handle 61, and the pack device can be pulled out of the battery rack or placed in the battery rack through the handle 61.

When the pack device is pushed into the battery rack, in order to stabilize the pack device, on one hand, a limiting groove 15 can be formed in one side wall of the shell 1, the limiting groove 15 and the first limiting stop strip 3 are both arranged on the same side wall of the shell 1, the limiting groove 15 is connected with a limiting block which is arranged on the shell 1 in advance in a nested mode, and when the pack device is inserted into the battery rack, the limiting block can be inserted into the limiting groove 15, so that the up-down and left-right freedom degrees of the pack device are limited. On the other hand also can be provided with on the relative both sides of panel 2 and connect ear 5, connect to have seted up on ear 5 and connect the ear fixed orifices, panel 2 is through connecing ear fixed orifices detachable connection on casing 1. The lug fixing holes comprise a third fixing hole 51 and a fourth fixing hole 52, the third fixing hole 51 and the fourth fixing hole 52 can be both arranged to be waist-shaped holes, or the third fixing hole 51 is arranged to be waist-shaped holes, and the fourth fixing hole 52 is arranged to be a circular hole matched with a hole which is arranged in advance on the shell 1. Errors may occur during the pushing in of the pack device, so the pack device may be adjustably fixed to the battery holder by aligning the fourth fixing hole 52 and then by the kidney-shaped hole design of the third fixing hole 51.

When a plurality of pack devices of battery rack are connected, the cable that has passed through wiring mechanism can be connected through first through-hole to the connection between a plurality of pack devices, for pleasing to the eye and prevent that the cable is impaired in the external world, can set up wiring apron 6 in first through-hole department to be hidden with the connecting cable between the two adjacent pack devices, realized the mesh of hiding the wiring.

When the cable in the pack device needs to be led out, a threading hole 11 and a first heat dissipation hole are formed in the side wall of the shell 1 connected with the second limiting stop strip 4, the threading hole 11 and the first heat dissipation hole are communicated with the first channel, and the threading hole 11 is arranged close to the panel 2. The cable in the casing 1 is drawn out through the through wires hole 11, and the mode of drawing out from the side trompil of casing 1 for whole battery frame does not have the cable routing of labyrinth in appearance, and the outward appearance is succinct pleasing to the eye.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A battery pack device comprises a shell (1) and a battery pack placed in the shell (1), and is characterized in that a limiting stop strip used for limiting the battery pack is arranged on the inner side wall of the shell (1), and the limiting stop strip is in sliding connection with the shell (1);

a first channel for placing the cable is formed between the limiting stop strip and the side wall correspondingly connected, and a wiring mechanism for connecting the cable in the shell (1) is arranged in the first channel.

2. The battery pack device according to claim 1, wherein the limiting stop bar is a U-shaped bent piece, and the U-shaped bent piece forms a first channel with the side wall of the corresponding shell (1) through a U-shaped groove.

3. The battery pack device according to claim 2, wherein a waist hole (7) is formed in one bending surface of the limiting blocking strip, the limiting blocking strip is movably connected with the shell (1) through the waist hole (7), a buffer strip (8) in contact with the battery pack is arranged on the other bending surface of the limiting blocking strip (4), and the waist hole (7) and the buffer strip (8) are respectively arranged on two adjacent bending surfaces.

4. The battery pack device according to any one of claims 1-3, wherein the limiting bars comprise a first limiting bar (3) and a second limiting bar (4), the two second limiting bars (4) are slidably fixed on two opposite side walls of the housing (1), and the first limiting bar (3) is disposed on the other side wall of the housing (1).

5. The battery pack device according to claim 4, wherein a panel (2) is connected to an outer side wall of the housing (1), the panel (2) is arranged corresponding to the first limiting stop strip (3), a first through hole communicated with the first channel is formed in the panel (2), and a wiring cover plate (6) matched with the first through hole is arranged on the panel (2);

a handle (61) is arranged on the wiring cover plate (6).

6. The battery pack device according to claim 4, wherein a side wall of the housing (1) is provided with a limiting groove (15), and the limiting groove (15) and the first limiting stop strip (3) are both disposed on the same side wall of the housing (1).

7. The battery pack device according to claim 4, wherein a threading hole (11) and a first heat dissipation hole are formed in the side wall of the shell (1) connected with the second limiting stop strip (4), the threading hole (11) and the first heat dissipation hole are communicated with the first channel, and the threading hole (11) is arranged close to the panel (2).

8. The battery pack device according to claim 4, wherein the panel (2) is provided with connecting lugs (5) at two opposite sides, the connecting lugs (5) are provided with connecting lug fixing holes, and the panel (2) is detachably connected to the shell (1) through the connecting lug fixing holes.

9. The battery pack device according to claim 1, wherein the housing (1) has two opposite side walls provided with slots (14), and the housing (1) has a first cover plate on the upper surface thereof, the first cover plate being clamped with the housing (1) through the slots (14).