CN214848821U

CN214848821U - Communication energy storage system

Info

Publication number: CN214848821U
Application number: CN202120947918.2U
Authority: CN
Inventors: 江有强; 陈郑阳; 唐宏文; 张欢; 卢伟军
Original assignee: Hubei Eve Power Co Ltd
Current assignee: Hubei Eve Power Co Ltd
Priority date: 2021-05-06
Filing date: 2021-05-06
Publication date: 2021-11-23
Anticipated expiration: 2031-05-06

Abstract

The utility model relates to a communication energy storage system, including the communication cabinet with set up in the inside energy storage module of communication cabinet, energy storage module includes tray, battery management unit and at least one battery module, the tray is including being first mounting panel and the second mounting panel that the contained angle set up, the second mounting panel is located the tip of first mounting panel, the battery module is installed on first mounting panel, the battery management unit is installed on the second mounting panel, and battery management unit and battery module interval are provided with the guide rail on the inner wall of communication cabinet, the tray can be dismantled with the guide rail and be connected. Through setting up tray and guide rail in the inside of communication cabinet, battery module and battery management unit install respectively on the first mounting panel and the second mounting panel of tray, and the tray can be dismantled with the guide rail and be connected, has the characteristics that heat dispersion is good and be convenient for loading and unloading.

Description

Communication energy storage system

Technical Field

The utility model relates to a battery technology field especially relates to a communication energy storage system.

Background

The communication energy storage system is increasingly common in practical application as the energy supply equipment of the communication base station, can solve the problem of power supply fluctuation of a power grid, effectively improves the utilization rate of a battery and reduces the power supply cost. At present, a communication energy storage system for supplying power to a communication base station mainly adopts a mode of installing a plurality of battery boxes in a communication cabinet so as to ensure design indexes such as storage capacity, current, voltage and the like. Because the battery box body in the communication cabinet is more and intensive to be distributed, the heat dispersion of battery box body is poor. Meanwhile, the inner space of the communication cabinet is limited, and the communication cabinet is very inconvenient to disassemble and assemble.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a communication energy storage system, its simple structure, loading and unloading are convenient and heat dispersion is good.

To achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides a pair of communication energy storage system, including the communication cabinet with set up in the inside energy storage module of communication cabinet, energy storage module includes tray, battery management unit and at least one battery module, the tray is including being first mounting panel and the second mounting panel that the contained angle set up, the second mounting panel is located the tip of first mounting panel, the battery module install in on the first mounting panel, battery management unit install in on the second mounting panel, just battery management unit with the battery module interval, be provided with the guide rail on the inner wall of communication cabinet, the tray with the connection can be dismantled to the guide rail.

Furthermore, the energy storage modules are multiple and are arranged at intervals in the vertical direction.

Furthermore, the communication cabinet is provided with an air inlet and an air outlet, the air inlet is arranged below the communication cabinet, and the air outlet is arranged above the communication cabinet.

Further, the second mounting panel with form heat dissipation channel between the battery module, be provided with the through-hole that runs through its relative both sides face on the second mounting panel, the through-hole with heat dissipation channel intercommunication, the battery management unit set up in the second mounting panel deviates from a side of battery module.

Further, the equal level of the relative both sides face of communication cabinet is provided with the guide rail, the relative both ends of first mounting panel all be provided with guide rail complex spout, the guide rail with the spout is pegged graft, just the guide rail can be followed the length direction motion of spout.

Furthermore, one of the energy storage module and the communication cabinet is provided with a fixing pin, the other of the energy storage module and the communication cabinet is provided with a mounting hole matched with the fixing pin, and the fixing pin is inserted into the mounting hole.

Further, along the axis direction of the fixing pin, the cross section of the fixing pin increases in sequence from the top end of the fixing pin to the bottom end of the fixing pin.

Further, the fixing pin comprises at least two pin bodies, the at least two pin bodies are arranged at intervals, and each pin body can move towards the axis of the fixing pin so that the fixing pin is elastically connected with the mounting hole.

Further, the battery module comprises a plurality of stacked battery cores, a silica gel pad is arranged between the battery cores, and all the battery cores are electrically connected with the battery management unit.

Further, the battery module further comprises two end plates arranged at intervals, the battery cell is arranged between the two end plates, and the battery cell and the end plates are tied up and fixed through steel belts.

The utility model discloses compare in prior art's beneficial effect:

the utility model discloses a communication energy storage system sets up tray and guide rail through the inside at the communication cabinet, and the tray includes first mounting panel and second mounting panel, and the battery module is installed on first mounting panel, and the battery management unit is installed on the second mounting panel, and battery management unit and battery module interval are favorable to the gas circulation, and then are cooled down to battery module and battery management unit and are handled. The battery management unit is prevented from being affected by heat of the battery module, and the battery management unit has the characteristics of simple structure and good heat dissipation performance. Simultaneously, can dismantle with the guide rail through the tray and be connected, realize that the installation of energy storage module and communication cabinet is fixed, have the convenient characteristics of loading and unloading.

Drawings

Fig. 1 is a schematic diagram of a communication energy storage system according to an embodiment.

Fig. 2 is an exploded view of an energy storage module of an embodiment.

Fig. 3 is a schematic view of a battery module according to an embodiment.

Fig. 4 is a partial schematic view of an energy storage module of an embodiment.

Fig. 5 is a schematic view of the installation of the fixing pin and the installation hole according to the embodiment.

In the figure:

1. a communication cabinet; 11. an air inlet; 12. an air outlet; 13. a fixing pin; 14. a second connecting plate; 2. an energy storage module; 21. a tray; 211. a first mounting plate; 212. a second mounting plate; 213. a through hole; 214. a chute; 22. a battery module; 221. an electric core; 222. a steel belt; 223. a module cover plate; 224. aluminum bars; 225. An end plate; 226. a first connecting plate; 23. a battery management unit; 24. and (7) installing holes.

Detailed Description

In order to make the technical problem solved by the present invention, the technical solution adopted by the present invention and the technical effect achieved by the present invention clearer, the technical solution of the present invention will be further explained by combining the drawings and by means of the specific implementation manner.

As shown in fig. 1 and 2, the utility model provides a pair of communication energy storage system, include communication cabinet 1 and set up in the inside energy storage module 2 of communication cabinet 1, energy storage module 2 includes tray 21, battery management unit 23 and at least one battery module 22, tray 21 is including being first mounting panel 211 and the second mounting panel 212 that the contained angle set up, second mounting panel 212 is located the tip of first mounting panel 211, battery module 22 is installed on first mounting panel 211, battery management unit 23 is installed on second mounting panel 212, and battery management unit 23 and battery module 22 interval, be provided with the guide rail on communication cabinet 1's the inner wall, tray 21 can dismantle with the guide rail and be connected. It can be understood that the communication energy storage system is mainly used for powering electronic devices of the communication base station. The energy storage module 2 is a power supply device, and the energy storage module 2 includes a battery module 22 formed by combining a plurality of battery cells 221 in a certain connection form. The battery module 22 is connected to the battery management unit 23, and the battery management unit 23 is commonly called a battery manager and is used for intelligently managing and maintaining each battery unit, preventing the battery from being overcharged and overdischarged, prolonging the service life of the battery, and monitoring the state of the battery. In this embodiment, communication cabinet 1 is cuboid cavity structure, and its inside cavity for being used for holding energy storage module 2 and other electrical equipment, communication cabinet 1 include the cabinet body and cabinet door, and the cabinet door can open and shut the setting on the cabinet body, forms the cavity between the cabinet body and the cabinet door. Tray 21 is used for installing battery module 22 and battery management unit 23, and tray 21 is formed by the pressing of aluminum plate, and tray 21 includes the first mounting panel 211 of level setting and the second mounting panel 212 of vertical setting, and second mounting panel 212 is located the tip of first mounting panel 211, specifically, second mounting panel 212 is located one side that tray 21 is close to the cabinet door. The first mounting plate 211 and the second mounting plate 212 are integrally pressed and formed, and manufacturing is facilitated. The battery module 22 is mounted on the first mounting plate 211, and the battery management unit 23 is mounted on a side of the second mounting plate 212 facing away from the battery module 22. The second mounting plate 212 is spaced apart from the battery module 22 to form a heat dissipation channel for the circulation of the gas. The battery management unit 23 is prevented from being thermally affected by the battery module 22. The inner wall of the communication cabinet 1 is provided with a guide rail for bearing the tray 21, and when the energy storage module 2 is installed, the tray 21 is only required to be placed on the guide rail, and the tray 21 is pushed to enable the tray 21 to move to the installation position along the guide rail, so that the energy storage module 2 is installed and fixed with the communication cabinet 1.

Specifically, there are a plurality of energy storage modules 2, and the plurality of energy storage modules 2 are arranged at intervals in the vertical direction. In this embodiment, the specific number of the energy storage modules 2 may be selected according to the specific energy consumption condition of the communication base station, so that the energy storage modules 2 can provide sufficient electric energy for the communication base station. A plurality of energy storage module 2 intervals set up, and the clearance between two adjacent energy storage module 2 is used for the gas circulation, improves whole communication energy storage system's heat dispersion.

Specifically, the communication cabinet 1 is provided with an air inlet 11 and an air outlet 12, the air inlet 11 is arranged below the communication cabinet 1, and the air outlet 12 is arranged above the communication cabinet 1. The air inlet 11 and the air outlet 12 are both used for communicating the inside and the outside of the communication cabinet 1. In the operation process of the communication energy storage system, outside air enters the cavity through the air inlet 11, air flows upwards from the bottom of the cavity to the top of the cavity, flows through a heat dissipation channel between the battery management unit 23 and the battery module 22 and flows through a gap between two adjacent energy storage modules 2, the air exchanges heat with the battery module 22 and the battery management unit 23, the air after absorbing heat is discharged to the outside of the communication cabinet 1 through the air outlet 12 above the cavity, and the heat dissipation treatment of the whole communication energy storage system is realized. In order to ensure the heat dissipation effect of the gas, the energy storage module 2 is spaced from the inner wall of the communication cabinet 1, so that the gas below smoothly flows upwards through the gap between the energy storage module 2 and the inner wall of the communication cabinet 1. As a preferred scheme, the air inlet 11 and the air outlet 12 are a plurality of air holes disposed on the side wall of the communication cabinet 1, and the plurality of air holes are distributed in an array. The size of the vent should be as small as possible to avoid animals entering the cabinet 1 through the vent.

Specifically, a heat dissipation channel is formed between the second mounting plate 212 and the battery module 22, a through hole 213 penetrating through two opposite side surfaces of the second mounting plate 212 is formed in the second mounting plate 212, the through hole 213 is communicated with the heat dissipation channel, and the battery management unit 23 is disposed on one side surface of the second mounting plate 212, which is away from the battery module 22. The through holes 213 are plural, and the plural through holes 213 are distributed at intervals on the second mounting plate 212. In this embodiment, the battery management unit 23 is connected to the second mounting plate 212 by screws. The second mounting plate 212 is provided with a plurality of through holes 213, so that the gas in the heat dissipation channel directly exchanges heat with the battery management unit 23 through the through holes 213, thereby improving heat dissipation efficiency.

Specifically, the two opposite side surfaces of the communication cabinet 1 are horizontally provided with guide rails, the two opposite ends of the first mounting plate 211 are provided with sliding grooves 214 matched with the guide rails, the guide rails are connected with the sliding grooves 214 in an inserting mode, and the guide rails can move along the length direction of the sliding grooves 214. In this embodiment, the guide rails are disposed on two side walls in the width direction of the communication cabinet 1. The guide rail sets up along the horizontal direction, and the one end of guide rail is towards cabinet door direction. Tray 21 passes through spout 214 with communication cabinet 1 and is connected with the guide rail, during the installation, the one end that deviates from the cabinet door with the spout 214 of tray 21 earlier is close to the one end of cabinet door with the guide rail and pegs graft, then promotes tray 21 to the direction that deviates from the cabinet door away from, makes tray 21 move to the mounted position along the length direction of guide rail, realizes that energy storage module 2 is fixed with communication cabinet 1's installation.

Specifically, referring to fig. 3, the battery module 22 includes a plurality of battery cells 221 stacked in layers, a silicone pad is disposed between two adjacent battery cells 221, and all the battery cells 221 are electrically connected to the battery management unit 23. In this embodiment, a plurality of battery cells 221 are stacked along the length direction (the X direction shown in the figure) of the battery module 22, and a silica gel pad is disposed between two adjacent battery cells 221, so as to provide a pressure relief space when the battery cells 221 are deformed due to heating. The plurality of battery cells 221 are electrically connected to the battery management unit 23 through the aluminum row 224, and the connection form includes series connection or parallel connection, so that the energy storage module 2 has corresponding current and voltage. The top lid of a plurality of electric cores 221 is equipped with module apron 223, and module apron 223 is used for sheltering from the last side of battery module 22, avoids the electrode of electric core 221 and the aluminium bar 224 that is used for connecting the electrode to expose outside. The battery module 22 further includes two end plates 225 disposed at intervals, all the battery cells 221 are disposed between the two end plates 225, and the battery cells 221 and the end plates 225 are fixed by bundling the steel strips 222. There are two steel belts 222, and the two steel belts 222 are provided at intervals in the height direction (the illustrated Z direction) of the battery module 22. The battery cell 221 and the end plate 225 are fixed in a manner of bundling the steel belt 222, and the structure is simple and the operation is convenient.

Specifically, as shown in fig. 2 to 5, one of the energy storage module 2 and the communication cabinet 1 is provided with a fixing pin 13, the other of the energy storage module 2 and the communication cabinet 1 is provided with a mounting hole 24 matched with the fixing pin 13, and the fixing pin 13 is inserted into the mounting hole 24. In this embodiment, the end plate 225 of the battery module 22 is provided with a first connecting plate 226, and the mounting hole 24 is opened in the first connecting plate 226. One end of the guide rail departing from the cabinet door is provided with a second connecting plate 14, and a fixing pin 13 is convexly arranged on the second connecting plate 14. After the tray 21 slides to the installation position along the guide rail, the fixing pin 13 can be inserted into the installation hole 24, so that the installation and fixation of the tray 21 and the guide rail are realized, and the installation stability of the tray 21 and the guide rail is improved. When the door is disassembled, a pulling force is applied in the direction towards the cabinet door, so that the fixing pin 13 is separated from the mounting hole 24.

In order to facilitate the insertion of the fixing pin 13 into the mounting hole 24, the cross section of the fixing pin 13 is increased from the top end of the fixing pin 13 to the bottom end of the fixing pin 13 along the axial direction of the fixing pin 13. It can be understood that the fixing pin 13 has a structure with a larger end and a smaller end, and the smaller end of the fixing pin 13 faces the side of the cabinet door. This structure facilitates smooth insertion of the fixing pin 13 into the mounting hole 24 when the energy storage module 2 is mounted. Meanwhile, along with the increase of the thrust, the fixed pin 13 is in interference fit with the mounting hole 24, so that the fixed pin 13 is stably inserted into the mounting hole 24.

Specifically, referring to fig. 5, the fixing pin 13 includes at least two pin bodies, which are spaced apart from each other, and each of the pin bodies is movable toward the axis of the fixing pin 13 to elastically connect the fixing pin 13 with the mounting hole 24. In this embodiment, the fixing pin 13 includes four pin bodies annularly distributed along the axis of the fixing pin 13, and the four pin bodies are spaced from each other. After four round pin bodies insert mounting hole 24, along with the increase of thrust, the round pin body continues to insert, and the round pin body is received the extrusion and is buckled to the axis direction of fixed pin 13, and then produces the backward extrusion force, makes fixed

13 and 24 elastic connection of mounting hole, is favorable to making to be connected between fixed pin 13 and the mounting hole 24 firmly.

The remarkable effects of the embodiment are as follows: through the inside at communication cabinet 1 setting tray 21 and guide rail, tray 21 includes first mounting panel 211 and second mounting panel 212, and battery module 22 is installed on first mounting panel 211, and battery management unit 23 is installed on second mounting panel 212, and battery management unit 23 and battery module 22 interval are favorable to the gas circulation, and then carry out cooling treatment to battery module 22 and battery management unit 23. The battery management unit 23 is prevented from being thermally affected by the battery module 22, and has a characteristic of good heat dissipation performance. Meanwhile, the tray 21 is detachably connected with the guide rail, so that the energy storage module 2 and the communication cabinet 1 are fixedly installed, and the communication cabinet has the characteristic of convenience in assembly and disassembly.

The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.

Claims

1. The utility model provides a communication energy storage system, its characterized in that, including the communication cabinet with set up in the inside energy storage module of communication cabinet, energy storage module includes tray, battery management unit and at least one battery module, the tray is including being first mounting panel and the second mounting panel that the contained angle set up, the second mounting panel is located the tip of first mounting panel, the battery module install in on the first mounting panel, battery management unit install in on the second mounting panel, just battery management unit with the battery module interval, be provided with the guide rail on the inner wall of communication cabinet, the tray with the connection can be dismantled to the guide rail.

2. The communication energy storage system of claim 1, wherein the energy storage module is provided in plurality, and the plurality of energy storage modules are arranged at intervals along a vertical direction.

3. The communication energy storage system of claim 2, wherein the communication cabinet is provided with an air inlet and an air outlet, the air inlet is arranged below the communication cabinet, and the air outlet is arranged above the communication cabinet.

4. The communication energy storage system of claim 1, wherein a heat dissipation channel is formed between the second mounting plate and the battery module, through holes penetrating through two opposite side surfaces of the second mounting plate are formed in the second mounting plate, the through holes are communicated with the heat dissipation channel, and the battery management unit is arranged on one side surface, away from the battery module, of the second mounting plate.

5. The communication energy storage system of claim 1, wherein the guide rails are horizontally arranged on two opposite side surfaces of the communication cabinet, sliding grooves matched with the guide rails are arranged at two opposite ends of the first mounting plate, the guide rails are inserted into the sliding grooves, and the guide rails can move along the length direction of the sliding grooves.

6. The communication energy storage system of claim 1, wherein one of the energy storage module and the communication cabinet is provided with a fixing pin, and the other of the energy storage module and the communication cabinet is provided with a mounting hole matched with the fixing pin, and the fixing pin is plugged into the mounting hole.

7. The communication energy storage system of claim 6, wherein the cross-section of the fixation pin increases in order from the top end of the fixation pin to the bottom end of the fixation pin in the direction of the axis of the fixation pin.

8. The communication energy storage system of claim 7, wherein the fixing pin comprises at least two pin bodies, at least two of the pin bodies being spaced apart, each pin body being movable toward an axis of the fixing pin to provide a resilient connection between the fixing pin and the mounting hole.

9. The communication energy storage system of claim 1, wherein the battery module comprises a plurality of stacked battery cells, a silicone pad is disposed between two adjacent battery cells, and all the battery cells are electrically connected to the battery management unit.

10. The communication energy storage system of claim 9, wherein the battery module further comprises two spaced end plates, the cell is disposed between the two end plates, and the cell and the end plates are fixed by steel bands.