CN220672750U

CN220672750U - Energy storage rack

Info

Publication number: CN220672750U
Application number: CN202322220329.6U
Authority: CN
Inventors: 甄邯伟; 邹建平; 史宏毅; 赵东; 聂高飞; 朱广帅; 王炎军; 吴轩; 魏东升; 王鹏程
Original assignee: Zhangbei Guorong Green Energy Co ltd
Current assignee: Zhangbei Guorong Green Energy Co ltd
Priority date: 2023-08-17
Filing date: 2023-08-17
Publication date: 2024-03-26
Anticipated expiration: 2033-08-17

Abstract

The utility model relates to the field of energy storage equipment, in particular to an energy storage frame. The energy storage frame comprises a framework and an intermediate air duct, wherein the framework is provided with a slot, the intermediate air duct is inserted into the slot, and a detachable fastening piece is arranged between the framework and the intermediate air duct. The utility model is an improved utility model. Specifically, the energy storage rack is provided with the slots on the framework, and the middle air duct is inserted into the slots and fixed by the detachable fasteners. Therefore, when the middle air duct needs to be installed, the middle air duct can be inserted into the corresponding slot, meanwhile, the limit of the corresponding position of the middle air duct is realized, and then, the fixed installation of the middle air duct can be realized by adopting a small amount of detachable fasteners; when the middle air duct needs to be disassembled, only the detachable fastening piece needs to be loosened, then the middle air duct is pulled out of the slot, and the components such as the battery plug box and the guide rail which are already installed do not need to be disassembled, so that the detachable air duct has the advantage of convenience in disassembly and assembly.

Description

Energy storage rack

Technical Field

The utility model relates to the field of energy storage equipment, in particular to an energy storage frame.

Background

At present, the construction of the energy storage power station generally adopts a container mode, and the energy storage power station has a trend towards heavy safety, large voltage and high capacity. Important constituent elements of a container-type energy storage power station include battery clusters. The main components of the battery cluster are an energy storage rack and a battery plug box arranged on the energy storage rack. Specifically, the energy storage frame and the inner side are provided with guide rails extending forwards and backwards, a battery plug box installation position is defined between the two guide rails which are distributed left and right oppositely, and the battery plug box can be installed in the energy storage frame in an inserting mode and supported by the corresponding guide rails.

In order to avoid thermal runaway and fully exert efficiency of the battery clusters in the working process, a cooling system for cooling the battery plug boxes is often arranged on the energy storage rack. For example, chinese patent application publication No. CN116526003a, application publication No. 2023, 8, and 1 discloses an energy storage battery cluster unit and an energy storage battery cluster. The specification of this patent relates to an energy storage frame, and this energy storage frame has included skeleton and installs the vertical wind channel on the skeleton, and wherein the vertical wind channel that is located left and right sides department is the side wind channel, and the vertical wind channel that is located the skeleton is middle wind channel, can cool down inboard battery subrack through the side wind channel, can cool down the battery subrack of two its both sides departments through middle wind channel.

Although the above energy storage rack solves the problem of thermal management of the battery plug box by providing the side air duct and the middle air duct, the arrangement structure of the air duct, particularly the middle air duct, is not described in detail. In the prior art, the middle air duct is fixed with the framework by arranging fasteners such as bolts and the like around, which brings inconvenience to the arrangement of the middle air duct to a certain extent, and particularly when the middle air duct needs to be cleaned, the left side and the right side of the middle air duct are blocked by the guide rails fixed on the framework, so that the middle air duct is extremely inconvenient to assemble and disassemble.

Disclosure of Invention

The utility model aims to provide an energy storage rack, which solves the problem that an intermediate air duct of the existing energy storage rack for a battery cluster is inconvenient to assemble and disassemble.

In order to solve the problems, the energy storage frame adopts the following technical scheme: the utility model provides an energy storage frame, includes skeleton and middle wind channel, the skeleton is provided with the slot, middle wind channel cartridge in the slot is provided with removable fastener between skeleton and middle wind channel.

The beneficial effects are that: the utility model is an improved utility model. Specifically, the energy storage rack is provided with the slots on the framework, and the middle air duct is inserted into the slots and fixed by the detachable fasteners. Therefore, when the middle air duct needs to be installed, the middle air duct can be inserted into the corresponding slot, meanwhile, the limit of the corresponding position of the middle air duct is realized, and then, the fixed installation of the middle air duct can be realized by adopting a small amount of detachable fasteners; when the middle air duct needs to be disassembled, only the detachable fastening piece needs to be loosened, then the middle air duct is pulled out of the slot, and the components such as the battery plug box and the guide rail which are already installed do not need to be disassembled, so that the detachable air duct has the advantage of convenience in disassembly and assembly.

Further, the slot is arranged at the top of the framework, and the detachable fastening piece is arranged between the bottom of the framework and the lower end of the middle air duct. The slot is arranged at the top of the framework, and has the advantages of small slot opening and small influence on the strength of the framework.

Further, the bottom of the middle air duct is provided with a bottom wall and is detachably connected with the bottom of the framework through the bottom wall. The bottom wall is connected with the bottom of the framework, so that the operation is convenient, and particularly, when the battery plug box is installed, the fastener can be operated from the bottom of the framework.

Still further, the removable fastener is a threaded fastener. The threaded fastener has the advantages of reliable fixation and convenient operation.

Furthermore, guide rails are arranged at the left side and the right side of the middle air duct, and the guide rails are fixedly arranged on the framework. The guide rail can form a limit structure of the middle air duct so as to prevent the middle air duct from loosening and shifting due to jolting and other factors.

Further, a wire slot is arranged on the framework at the front side and/or the rear side of the middle air duct. The wire slot can conveniently wire the battery cluster, and can bring beautiful effect.

Still further, the middle air duct comprises a first air duct plate and a second air duct plate which are buckled relatively, an air flow channel is formed between the first air duct plate and the second air duct plate in a surrounding mode, at least one of the first air duct plate and the second air duct plate is provided with a folded edge matched with the other support, the surfaces of the first air duct plate and the second air duct plate are provided with corresponding surface fastener perforations, and the surface fastener perforations are provided with surface fasteners for tensioning and fixing the first air duct plate and the second air duct plate. Through set up on one of first wind channel board and second wind channel board with another support complex hem, the accessible hem keeps the interval between two adjacent faces in order to form the air runner, thereby the taut fixed of accessible face fastener realization to first wind channel board and second wind channel board, thereby on the one hand can make the face fastener form the reinforcement in wind channel to a certain extent, guarantee the intensity in wind channel, on the other hand also can eliminate the welding process in the wind channel manufacturing process, thereby can solve the wind channel machining efficiency who is used for the battery cluster now low, the difficult problem of guaranteeing of processingquality.

Further, the panel fastener is a blind rivet nut. The rivet nut is used as a panel fastener, and has the advantages of convenient operation and high efficiency.

Still further, the skeleton top is equipped with the roof, the roof is split type structure to each component part avoids the slot arrangement. The roof can prevent that the foreign matter in the environment from falling into energy storage frame, and it adopts split structure and each component part avoid the slot then in order not to influence the dismouting in middle wind channel.

Furthermore, a right air duct is further arranged on the framework, and the side air duct is fixedly connected with the framework through a detachable fastener. The side air duct is detachably connected with the framework, and the effect of convenience in disassembly and assembly can be achieved.

Drawings

FIG. 1 is a schematic diagram of one embodiment of an energy storage rack of the present utility model;

FIG. 2 is a schematic structural view of the skeleton of FIG. 1;

FIG. 3 is a schematic view of the left side air duct in FIG. 1;

FIG. 4 is a schematic view of the right side duct of FIG. 1;

FIG. 5 is a schematic view of the middle duct of FIG. 1;

FIG. 6 is a schematic structural view of a first duct plate of the intermediate duct;

fig. 7 is a schematic structural view of a second duct plate of the intermediate duct.

In the figure: 1. an energy storage rack; 11. a skeleton; 110. a slot; 111. a top beam; 112. joist; 12. a guide rail; 13. a left air duct; 14. an intermediate air duct; 141. a first air duct plate; 142. a second air duct plate; 1421. a second bottom hem; 143. air distribution holes; 144. punching a fastener; 145. a panel fastener; 146. punching a flanging fastener; 147. a hemming fastener; 148. folding the top; 149. folding the bottom; 140. a side edge folding; 15. a right air duct; 16. a top plate; 17. wire slot.

Detailed Description

Battery clusters are an important component of current container-type energy storage facilities. As a typical structure, the battery cluster includes an energy storage rack 1, a battery box mounted on the energy storage rack 1, and a cooling system configured for the battery box, wherein the cooling system mostly adopts an air cooling system. The energy storage frame 1 comprises a framework 11, guide rails 12 and a vertical air duct. The vertical air duct is mainly used for being matched with the air cooling system to convey cold air to the corresponding battery plug box. The vertical air duct is divided into a left air duct 13, a middle air duct 14 and a right air duct 15 according to the positions of the vertical air duct. The left air duct 13 is located at the leftmost side of the energy storage frame, the right air duct 15 is located at the rightmost side of the energy storage frame, and the rest of vertical air ducts located in the energy storage frame are all middle air ducts 14, and as battery plug boxes are arranged at two sides of the middle air ducts 14, air distribution holes are arranged at the left side and the right side of the middle air ducts 14.

In the prior art, the left air duct 13, the right air duct 15 and the middle air duct 14 are assembled to the framework by installing fasteners on the circumference, and in the practical application process, as the left air duct 13 and the right air duct 15 are respectively positioned at the leftmost side and the rightmost side of the framework 11, no great problem is caused in disassembly and maintenance of the left air duct 13 and the right air duct 15, and the left side and the right side of the middle air duct 14 are provided with the guide rails 12, and the guide rails 12 and the battery plug boxes at corresponding positions are required to be disassembled or installed if the middle air duct 14 is required to be disassembled or installed on the guide rails 12. Otherwise, the middle air duct 14 cannot be taken out or put in. In view of the above problems, the present utility model provides a technical solution for an energy storage rack.

The basic idea of the energy storage rack 1 is that the matching structure of the middle air duct 14 and the framework 11 is set as a drawing structure, when the middle air duct 14 needs to be disassembled, the middle air duct 14 can be drawn out from the framework 11, so that the disassembly of the guide rails 12 and the battery plug boxes on the left side and the right side of the middle air duct is avoided. Specifically, the slot 110 is provided on the frame 11, the middle air duct 14 is provided with a blade structure, and for convenience in fixing the middle air duct 14, a detachable fastener is provided between the middle air duct 14 and the frame, and the detachable fastener should be provided at a position that is convenient for the operation of the belt guide rail 12 and the battery plug box, for example, may be provided at the bottom, the top, or the front side and the rear side of the middle air duct 14, and specifically, may be a threaded fastener such as a bolt, a screw, or the like.

The following will illustrate the technical scheme of the energy storage rack of the present utility model in detail with reference to the accompanying drawings:

as shown in fig. 1, 2, 3 and 4, in some embodiments, the skeleton 11 adopts a welded structure, specifically, the skeleton 11 is formed by welding rectangular pipes, square steel, sheet metal bent plates and other parts, wherein the wall thickness of the rectangular pipes and the square steel pipes is 2mm, and the materials are Q235. Nuts are welded on the sheet metal bent plates. And the welding positions of the rectangular pipes and the square steel pipes are all subjected to full welding treatment, so that a three-row energy storage frame structure is formed. The left air duct 13 is integrally assembled on the left side of the frame 11 by bolts, and the right air duct 15 is integrally assembled on the right side of the frame 11 by bolts. The slots 110 are defined by top beams 111 spaced from the top of the frame 11, and the intermediate air duct 14 is mounted in the slots 110 by means of insertion. Joists 112 are provided at the bottom of the frame 11, the joists 112 being adapted to hold the middle duct 14, and connecting holes are provided in the joists 112 for mounting detachable connectors for securing the bottom of the middle duct 14.

In order to prevent foreign matters in the environment from falling into the energy storage frame, a top plate 16 is arranged at the top of the framework 11, the top plate 16 adopts a split type structure, and each component part of the split type structure leaves the position of the slot 110. In addition, for the convenience of wiring, wire grooves 17 are provided in the front sides of the middle air duct and the left and right air ducts, respectively, on the skeleton.

The main components of a typical intermediate duct include a first duct plate 141 and a second duct plate 142, with the first duct plate 141 and the second duct plate 142 being snapped together with a space between adjacent panels that forms an air flow path. In addition, the first air duct plate 141 and the second air duct plate 142 are respectively provided with air distribution holes 143, and cold air in the air flow passage can be distributed to the batteries at both sides of the air duct through the air distribution holes 143.

In the present utility model, the first air duct plate 141 and/or the second air duct plate 142 are provided with the folded edges, which may function as support air duct plates, for example, when the folded edges are provided on the first air duct plate 141, the folded edges may support the second air duct plate 142, whereas when the folded edges are provided on the second air duct plate 142, the folded edges may support the first air duct plate 141. Therefore, the interval between the first air duct board 141 and the second air duct board 142 can be maintained by the supporting function of the folded edge, so that the board fastener perforations 144 can be formed on the board surfaces of the first air duct board 141 and the second air duct board 142, and the board fasteners 145 are arranged in the board fastener perforations 144 to tightly fix the first air duct board 141 and the second air duct board 142, so that the assembly of the air duct can be realized without adopting a welding mode, and meanwhile, the board fasteners 145 can also play a role of reinforcing the air duct, and the strength of the air duct is integrally increased.

As shown in fig. 5-7, the first air duct plate 141 and the second air duct plate 142 are each rectangular in overall outline. As shown in fig. 6, four sides of the first air duct board 141 are provided with folds, wherein a top fold 148 is located at the top end of the first air duct board, a bottom fold 149 is located at the bottom of the first air duct board, and folds located at both sides of the first air duct board 141 perpendicular to the top and bottom are side folds 140.

In the embodiment shown in fig. 5-7, the top flap 148 is L-shaped in cross section, forming an L-shaped end flap, and the bottom flap 149 is in the shape of a letter in cross section, forming a letter-shaped end flap. The top flaps 148, side flaps 140 and bottom flaps 149 are each provided with flap fastener perforations 146, and the second air duct panel 142 is provided with a bottom flap corresponding to the bottom flap 149 of the first air duct panel 141, defined herein as a second bottom flap 1421, the second bottom flap 1421 being a straight flap.

As shown in fig. 7, the hem fastener perforation 146 is provided on the bottom edge of the second duct plate 142 and at other edges of the second duct plate 142, respectively, and the hem fastener perforation 146 on the second duct plate 142 corresponds to the hem fastener perforation 146 on the first duct plate and is operable to penetrate the hem fastener 147 to secure the first duct plate 141 and the second duct plate 142 together. For ease of operation, in the embodiment shown in FIGS. 1-3, hem fastener 147 is a blind rivet. Of course, those skilled in the art will appreciate that in other embodiments, threaded ties (bolts, etc.) may be used for the hem fasteners in order to secure the first duct plate 141 and the second duct plate 142 in tension.

In addition to the hemming fastener holes, the panel fastener holes 144 are provided on the panel surfaces of the first air duct board 141 and the second air duct board 142, and in the embodiment shown in fig. 5 to 7, the panel fastener holes 144 are provided with a plurality of rows and the first air duct board 141 and the second air duct board 142 are each provided with a plurality of rows of elongated air distribution holes 143, the air distribution holes 144 are also provided with a plurality of rows, the rows formed by the panel fastener holes 144 coincide with the rows formed by the corresponding air distribution holes 143 and the panel fastener holes are alternately arranged with the air distribution holes, and for convenience of operation, the panel fastener 145 is a rivet nut.

It should be noted that, although in the embodiment shown in fig. 5-7, the air distribution holes are elongated holes, on the premise of air distribution, the air distribution holes may be circular holes, and the like, so that only the ventilation function thereof needs to be ensured; the panel fastener mounting holes can also be arranged in a single row or in a non-row arrangement as required, which can also meet the requirements of mounting panel fasteners. In addition, although in the embodiment shown in fig. 5 to 7, the first duct plate and the second duct plate are each provided with a hem, in some cases, only one of them may be provided with a hem, and the other may be provided as a flat plate, only by ensuring that the edge of the flat plate has a portion that can be supported by the hem.

Although in the embodiment shown in fig. 1-7, the slot is provided at the top of the skeleton, in order to enable the middle duct to be drawn out, the slot may be provided at the front side and/or the rear side of the skeleton, which may be blocked by the slot, and when the middle duct needs to be disassembled, only the slot needs to be disassembled first, which is also convenient.

Although in the embodiment shown in fig. 1-7 the first and second duct plates of the intermediate duct are provided in a riveted construction, in some embodiments the first and second duct plates may also be welded together to form a duct, which may likewise be formed in a blade-like construction.

Claims

1. The utility model provides an energy storage frame, includes skeleton and middle wind channel, its characterized in that, the skeleton is provided with the slot, middle wind channel cartridge is in the slot is provided with removable fastener between skeleton and middle wind channel.

2. The energy storage rack of claim 1, wherein the slot is provided at the top of the framework and the detachable fastener is provided between the bottom of the framework and the lower end of the middle air duct.

3. The energy storage rack of claim 2, wherein the bottom of the middle air duct is provided with a bottom wall and is detachably connected with the bottom of the framework through the bottom wall.

4. A storage rack according to claim 1, 2 or 3, wherein the removable fasteners are threaded fasteners.

5. A storage rack according to claim 2 or 3, wherein guide rails are arranged at both the left and right sides of the middle air duct, and the guide rails are fixedly mounted on the framework.

6. A storage rack according to claim 1, 2 or 3, wherein the skeleton is provided with wire slots on the front and/or rear side of the intermediate duct.

7. The energy storage rack of claim 1, 2 or 3, wherein the middle air duct comprises a first air duct plate and a second air duct plate which are buckled relatively, an air flow channel is enclosed between the first air duct plate and the second air duct plate, at least one of the first air duct plate and the second air duct plate is provided with a folded edge matched with the other support, the surfaces of the first air duct plate and the second air duct plate are provided with corresponding surface fastener perforations, and the surface fastener perforations are provided with surface fasteners for tightening and fixing the first air duct plate and the second air duct plate.

8. The energy storage rack of claim 7, wherein the panel fastener is a blind rivet nut.

9. A storage rack according to claim 1, 2 or 3, wherein the top of the framework is provided with a top plate, the top plate is of a split type structure, and the components are arranged avoiding the slots.

10. The energy storage rack of claim 1, 2 or 3, wherein the framework is further provided with a right air duct, and the side air duct is fixedly connected with the framework through a detachable fastener.