Energy storage container cluster frame

Abstract

The utility model relates to an energy storage container cluster frame which structurally comprises a front stand column, a middle stand column, a rear stand column and a ball supporting piece, the ball supporting piece is arranged between two sets of stand columns, two battery packs can be placed in each set of stand columns, the middle of each set of stand columns is partitioned by a partition piece, and each battery pack is provided with two locking connecting pieces which are connected and locked with the ball supporting piece through bolts. The battery pack is prevented from sliding. According to the utility model, through the supporting structure with the built-in balls, sliding friction in the movement process of inserting and taking out the battery pack is replaced by rolling friction, so that the difficulty of installation and maintenance is reduced, and great convenience is provided for field staff; and the high-voltage box locking scheme provides a simplified structural form, opposite locking weldments on the left side and the right side of an original structure are reduced, the original structure is replaced with a simpler structural form, and the same function is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of energy storage integration, and particularly relates to an energy storage container cluster frame. BACKGROUND

[0002] In a centralized energy storage system, lithium ion cells form a module, a module box is a battery pack, and a plurality of battery packs are installed on a cluster frame in a certain order and are connected in series and parallel with a high-voltage box to form a battery cluster, and a plurality of battery clusters are centrally arranged in a container to form a direct-current system in an energy storage prefabricated cabin, and the cluster frame is an indispensable necessary device.

[0003] In order to place the battery pack and the high-voltage box, the battery cluster frame is generally provided with a load-bearing structural member, which is usually made of profiled material and sheet metal, and the main structural members are upright columns and supports, and a locking structure is designed on the support to fix it. During installation, the battery pack is generally inserted into the cluster frame and placed on the load-bearing support by manual work, and then fixed by the attached structure.

[0004] The design of the existing cluster frame mainly includes two aspects: one is the accommodation of the battery pack, and the support of the battery pack only has a basic supporting function and has no positive effect on the process of installing or removing the battery pack; the other is the installation position of the high-voltage box, and the high-voltage box is usually arranged at the bottom layer of each cluster and is locked by welding another support on the cluster frame and the high-voltage box ear.

[0005] However, the current mainstream liquid-cooled battery pack is heavy, which not only takes a lot of time and effort when inserting the battery pack into the battery cluster frame, but also takes a lot of time and effort when removing the battery pack from the cluster frame for maintenance and replacement, and a lot of personnel and equipment are needed to complete the work. In the actual production process, welding another support on the cluster frame and locking the high-voltage box ear are redundant and repeated in terms of component function, the welding quality is uncontrollable, the size precision is insufficient, and the bolt locking often fails to correspond to the hole position, which requires rework, consumes time and effort, delays production progress, and increases production cost. TECHNICAL FIELD

[0006] In view of the deficiencies of the prior art, the utility model provides an energy storage container cluster frame to solve the above problems.

[0007] The utility model provides the following technical scheme:

[0008] The energy storage container cluster frame comprises a column and a ball support, the column comprises a front column, a middle column and a rear column, each column is welded and fixed at an interval in a container, and the ball support is arranged between the front column and the rear column; each group of ball supports comprises left and right ball supports with the same height, a partition is arranged in the ball support, and each group of ball supports is used for placing two battery packs; the ball support comprises a battery pack support side, a jump stop plate and a column connecting side, and the column connecting side is welded on the side of the column.

[0009] Further, the battery pack support side comprises a sealing plate guide rail layer, a ball layer and a support layer, the surface of the support layer is provided with semispherical smooth pits, the sealing plate guide rail layer is provided with a round hole corresponding to the position of the pit, the ball of the ball layer is placed in the pit and leaks out a part from the round hole of the sealing plate guide rail layer, and the round hole is smaller than the diameter of the ball, so that the ball can freely roll in the smooth pit.

[0010] Further, the balls of the ball layer are arranged in multiple rows and correspond to the pits of the support layer and the round holes of the sealing plate guide rail layer one by one; each battery pack is provided with two locking connectors, and the locking connectors are connected to the ball supports by bolts to prevent the battery pack from sliding.

[0011] Further, the bottom layer of the energy storage container cluster frame is used for placing a high-pressure box, the high-pressure box is provided with a left hanging ear and a right hanging ear on the left side and the right side, the left hanging ear and the right hanging ear are welded on the two sides of the front panel of the high-pressure box respectively, the front column of the cluster frame is provided with a pull rivet nut, two fixing holes are formed in the left hanging ear and the right hanging ear respectively, the pull rivet nut corresponds to the fixing holes one by one, and the left hanging ear and the right hanging ear of the high-pressure box are directly locked to the pull rivet nut of the cluster frame.

[0012] Further, the fixing hole is a broken waist-shaped hole, and the surrounding area of the pull rivet nut is shielded when being sprayed and is coated with conductive paint.

[0013] The energy storage container cluster frame has the following beneficial technical effects:

[0014] The energy storage container cluster frame has the following beneficial technical effects:

[0015] The high-voltage box locking scheme of the utility model provides simplified structure form, reduces the locking welding piece of left and right sides of the original structure, not only reduces the production cost, and eliminates the possibility of assembly problem in the production process due to various controllable or uncontrollable factors, replaces the original structure with simpler structure form and realizes the same function. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the cluster frame structure schematic diagram of the utility model energy storage container;

[0017] Figure 2 It is the ball support piece schematic diagram of the utility model;

[0018] Figure 3 It is the ball support piece explosion layer diagram of the utility model;

[0019] Figure 4 It is the high-voltage box locking structure schematic diagram of the utility model.

[0020] The reference signs in the drawing are:

[0021] 1, front column;2, middle column;3, rear column;4, partition;5, ball support piece;51, battery pack support side;511, sealing plate guide rail layer;512, ball layer;513, support layer;52, anti-slip plate;53, column connecting side;6, battery pack;7, locking connecting piece;8, high-voltage box;9, left side lug;10, right side lug;11, fixing hole;12, pull rivet nut. DETAILED DESCRIPTION

[0022] The technical scheme in the embodiments of the utility model will be clearly and completely described in combination with the drawings in the embodiments of the utility model, obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skill in the art without creative labor belong to the protection scope of the utility model.

[0023] EMBODIMENT

[0024] The utility model provides a kind of energy storage container cluster frame of battery pack and high voltage box convenient to install, overhaul, replace, it includes stand and ball support piece 5, the stand includes front stand 1, intermediate stand 2, rear stand 3, each stand is welded and fixed at the inside of container with certain interval, the ball support piece 5 is arranged between front stand 1, rear stand 3;Each group of ball support piece includes left and right two same height ball support piece 5, the ball support piece 5 is equipped with partition 4, and each group of ball support piece is used to place two battery packs 6;The ball support piece 5 includes battery pack support side 51, anti-slip plate 52, stand connection side 53, and the stand connection side 53 is welded in the side of the stand.

[0025] In the embodiment, the battery pack support side 51 includes sealing plate guide rail layer 511, ball layer 512, support layer 513, the surface of the support layer 513 is equipped with semisphere smooth pit, the pit corresponding sealing plate guide rail layer 511 position opens round hole, the ball of the ball layer 512 is placed in the pit, and a part is leaked from the round hole of the sealing plate guide rail layer 511, and the round hole is smaller than the diameter of the ball, so that the ball can freely roll in the smooth pit;Preferably, a plurality of small balls are provided in the embodiment, and the ball of the ball layer 512 corresponds to the pit of the support layer 513 and the round hole of the sealing plate guide rail layer 511 one by one.

[0026] By the arrangement of the ball support piece 5, when the battery pack 6 is inserted or taken out, the battery pack 6 moves on the ball, and at this time, the sliding friction is replaced by the rolling friction of the ball, the friction is greatly reduced, the battery pack 6 can be conveniently inserted and taken out, and the installation and maintenance efficiency is increased.

[0027] In the embodiment, each battery pack 6 is provided with two locking connectors 7, and the locking connector 7 is connected to the ball support piece 5 by bolts to prevent the battery pack 6 from sliding.

[0028] In addition, the bottom layer of the energy storage container cluster frame is used to place the high voltage box 8, and the left and right sides of the high voltage box 8 are provided with a left ear 9 and a right ear 10, the left ear 9 and the right ear 10 are respectively welded on the left and right sides of the front panel of the high voltage box 8, the bottom layer cluster frame is provided with a pull rivet nut 12, two fixing holes 11 are respectively formed on the left ear 9 and the right ear 10, the pull rivet nut 12 corresponds to the fixing hole 11 one by one, the left ear 9 and the right ear 10 of the high voltage box 8 are directly connected to the pull rivet nut 12 of the cluster frame, the fixing hole 11 is a broken waist-shaped hole, the surrounding area of the pull rivet nut 12 is shielded during spraying and is coated with conductive paint.

[0029] The above-described embodiments only express the specific implementation manners of the present application, and the description is relatively specific and detailed, but it should not be understood as a limitation on the patent scope of the present application. It should be noted that for ordinary skilled persons in the art, without departing from the concept of the present application, a number of modifications and improvements can be made, which are all within the protection scope of the present application.

Claims

1. An energy storage container cluster rack, characterized by, The application relates to a storage container cluster frame, which comprises a column and a ball support (5), the column comprises a front column (1), a middle column (2) and a rear column (3), each column is welded and fixed at intervals in the container, and the ball support (5) is arranged between the front column (1) and the rear column (3); each group of ball supports comprises left and right ball supports (5) of the same height, a partition (4) is arranged in the middle of the ball support (5), and each group of ball supports is used for placing two battery packs (6); the ball support (5) comprises a battery pack support side (51), a jump stop plate (52) and a column connecting side (53), and the column connecting side (53) is welded on the side of the column.

2. An energy storage container cluster rack according to claim 1, wherein, The battery pack support side (51) comprises a sealing plate guide rail layer (511), a ball layer (512) and a support layer (513), the surface of the support layer (513) is provided with semispherical smooth pits, a round hole is formed in the position of the sealing plate guide rail layer (511) corresponding to the pits, the balls of the ball layer (512) are placed in the pits and a part of the balls leaks out from the round hole of the sealing plate guide rail layer (511), and the round hole is smaller than the diameter of the ball, so that the ball can freely roll in the smooth pit.

3. The energy storage container cluster of claim 2, wherein, The balls of the ball layer (512) are arranged in multiple rows and correspond to the pits of the support layer (513) and the round holes of the sealing plate guide rail layer (511) one by one.

4. The energy storage container cluster of claim 3, wherein, Each battery pack (6) is provided with two locking connecting pieces (7), the locking connecting pieces (7) are bolted and locked with the ball support (5), and the battery pack (6) is prevented from sliding.

5. The energy storage container cluster rack of claim 1, wherein, The bottom layer of the storage container cluster frame is used for placing a high-pressure box (8), the high-pressure box (8) is provided with a left hanging ear (9) and a right hanging ear (10) on the left side and the right side, the left hanging ear (9) and the right hanging ear (10) are welded on the left side and the right side of the front panel of the high-pressure box (8) respectively, the front column (1) of the cluster frame is provided with a pull rivet nut (12) at the bottom, two fixing holes (11) are formed in the left hanging ear (9) and the right hanging ear (10) respectively, the pull rivet nut (12) corresponds to the fixing holes (11) one by one, and the left hanging ear (9) and the right hanging ear (10) of the high-pressure box (8) are directly locked with the pull rivet nut (12) of the cluster frame.

6. An energy storage container cluster rack according to claim 5, wherein, The fixing hole (11) is a broken waist-shaped hole.

7. The energy storage container cluster of claim 6, wherein, The surrounding area of the pull rivet nut (12) is shielded when being sprayed, and is coated with conductive paint.

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