Energy storage outdoor cabinet with fire-fighting structure

By introducing slide rails and locking components into the outdoor cabinet of the energy storage unit, the installation and removal of battery modules are facilitated. Equipped with a fire protection system, the problem of inconvenient maintenance of battery modules and fire hazards in existing energy storage cabinets is solved, realizing a convenient and highly safe energy storage system.

CN223809203UActive Publication Date: 2026-01-16GUANGDONG NPP NEW ENERGY CO LTD
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Patent Information

Application Number
CN202520166764.1
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-01-24
Publication Date
2026-01-16
Estimated Expiration
2035-01-24

AI Technical Summary

Technical Problem

Existing outdoor energy storage cabinets are inconvenient for installing and removing battery modules, affecting maintenance and replacement, increasing operation and maintenance costs, and posing fire hazards, especially in complex environments where safety is insufficient.

Method used

An outdoor energy storage cabinet with a fire-resistant structure was designed, including slide rails and locking components to facilitate the installation and removal of battery modules, and equipped with smoke sensors, audible and visual alarms and a carbon dioxide fire extinguishing system to achieve rapid response and fire protection functions.

Benefits of technology

It enables convenient installation and maintenance of battery modules, reduces operation and maintenance costs, and improves the safety and availability of the energy storage system through fire protection structure, preventing fire losses.

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Abstract

The utility model relates to the technical field of energy storage cabinets, in particular to an energy storage outdoor cabinet with a fire-fighting structure, which comprises a cabinet body, a cavity arranged in the cabinet body, a protection box arranged on one side of the cavity, a gas storage bottle arranged in the protection box, and a pipeline arranged in the cavity, one end of the pipeline penetrating through the protection box to be connected with the gas storage bottle, and the other end of the pipeline extending to the top of the cavity. A cross-shaped pipe is arranged at a port, extending to the top of the cavity, of the pipeline, a spray head is arranged on the cross-shaped pipe, vertical beams are arranged in the cavity located on one side of the protection box, a plurality of sliding rails are evenly arranged between the vertical beams at intervals, a slidable placing frame is arranged on the sliding rails, and a locking assembly used for locking the placing frame is arranged on the vertical beams. The storage rack slides on the sliding rails, so that the storage rack is relatively labor-saving to mount and take out, later maintenance and replacement of the battery module are facilitated, and meanwhile, the storage rack can be locked through the locking assembly, so that the storage rack is prevented from sliding on the sliding rails when the cabinet body moves or is vibrated; and the normal use of the battery module is influenced.
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Description

TECHNICAL FIELD

[0001] The utility model relates to energy storage cabinet technical field, specifically, relate to a kind of energy storage outdoor cabinet with fire-fighting structure. BACKGROUND

[0002] With the wide application of energy storage technology, battery module becomes the core of energy storage system due to its high energy density. However, battery may cause fire due to overheating, short circuit and other reasons during charging and discharging process, which seriously threatens the safety of energy storage system, especially in outdoor energy storage cabinet, fire hazard is particularly prominent due to complex environmental factors. Therefore, outdoor energy storage cabinet also needs to consider the function of fire prevention.

[0003] For example, the patent with announcement number CN221732187U discloses a kind of energy storage battery cabinet fire-fighting system, including battery cabinet, battery cabinet includes battery compartment and electrical compartment, battery compartment is configured with battery pack, battery compartment composite detector, aerosol fire extinguishing device, the energy storage battery cabinet fire-fighting system can suppress early fire, improve the availability of the entire battery system, reduce the economic loss caused by thermal runaway.

[0004] However, the device has some shortcomings. In actual use, the battery module is not convenient to install and disassemble in the battery cabinet, which makes the maintenance and replacement of the battery module in the later period more troublesome, easily affects the normal use and maintenance period of the system, increases the operation and maintenance cost, so it needs to be improved. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a kind of energy storage outdoor cabinet with fire-fighting structure to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0007] An energy storage outdoor cabinet with fire-fighting structure includes a cabinet body, a cavity is provided in the cabinet body, a protection box is provided on one side of the cavity, a gas storage cylinder is provided in the protection box, a pipeline is provided in the cavity, one end of the pipeline is connected with the gas storage cylinder through the protection box, and the other end of the pipeline extends to the top of the cavity, a cross pipe is provided at the port of the pipeline extending to the top of the cavity, a spray head is provided on the cross pipe, a vertical beam is provided in the cavity on the side of the protection box, a plurality of slide rails are uniformly arranged between the vertical beams, a movable shelf is arranged on the slide rails, and a locking assembly is arranged on the vertical beam for locking the shelf.

[0008] Further, the locking assembly includes a lock hole provided on the side of the shelf, a mounting column is provided on the side of the vertical beam corresponding to the lock hole, a circular cavity with an open end is provided in the mounting column, a mounting cap is provided at the open end of the circular cavity, a lock rod is provided in the circular cavity, one end of the lock rod extends into the lock hole through the vertical beam, a connecting ring is provided on the surface of the lock rod in the circular cavity, and a spring is provided on the lock rod between the mounting cap and the connecting ring.

[0009] Further, the other end of the lock rod is provided with a plug cap, and the end of the lock rod provided with the plug cap is provided with a screw block.

[0010] Further, the inner wall of the circular cavity is provided with a moving groove, the connecting ring is provided with a limiting rod extending into the moving groove, and the inner wall of the circular cavity is provided with a limiting groove in communication with the moving groove.

[0011] Further, the top of the cavity is provided with a smoke sensor, and the upper portion of the cabinet is provided with an audible and visual alarm.

[0012] Further, the outlet of the gas storage bottle is provided with a bottle head valve, and the bottle head valve is provided with an electromagnetic starting device.

[0013] Further, the cabinet is oppositely provided with an opening and closing door for closing the cavity, and the upper and lower sides of the opening and closing door are respectively provided with heat dissipation openings.

[0014] Further, the heat dissipation opening of the inner side of the opening and closing door is provided with a frame, the frame is provided with a groove, the groove is provided with a slidable sealing plate, the side surface of the sealing plate is provided with a connecting plate, and the inner side of the opening and closing door is provided with an air cylinder for pushing the connecting plate.

[0015] Compared with the prior art, the utility model has the beneficial effects that:

[0016] 1. The utility model discloses a placing rack is slid on the slide rail, so that the installation and removal of the placing rack are more labor-saving, the battery module can be conveniently maintained and replaced in the later period, and the placing rack can be locked through the locking assembly, so that the placing rack does not slide on the slide rail when the cabinet moves or is vibrated, and damage or influence of normal use of the battery module is caused.

[0017] 2. The utility model discloses that the state that the lock rod extends into or separates from the lock hole can be switched by pulling the screw block and rotating the screw block, so that the placing frame can be moved to maintain the battery module, and construction personnel can conveniently operate. DRAWINGS

[0018] Figure 1 It is a whole structure schematic view of the energy storage outdoor cabinet with a fire-fighting structure.

[0019] Figure 2 It is a structure schematic view of the cavity internal assembly.

[0020] Figure 3 It is an explosion structure schematic view of the placing rack.

[0021] Figure 4 It is a structure schematic view of the internal assembly of the mounting column in the locking assembly.

[0022] Figure 5 It isFigure 4 The schematic diagram of the explosion structure.

[0023] Figure 6 The schematic diagram of the structure of the limit rod view angle. Figure 5 The schematic diagram of the structure of the assembly on the inner side of the opening and closing door.

[0024] Figure 7 The schematic diagram of the structure of the assembly on the inner side of the opening and closing door.

[0025] The meanings of the various reference numerals in the drawings are as follows: 100, cabinet body; 101, cavity; 102, protection box; 103, pipeline; 104, cross pipe; 105, spray head; 106, vertical beam; 107, sliding rail; 108, placing rack; 109, audible and visual alarm; 110, cover body; 111, opening and closing door; 112, heat dissipation opening; 114, handle; 200, lock hole; 201, mounting column; 202, mounting cap; 203, lock rod; 204, connecting ring; 205, spring; 206, screw block; 207, moving groove; 208, limit rod; 209, limit groove; 300, support seat; 301, insertion slot; 400, frame body; 401, groove body; 402, sealing plate; 403, connecting plate; 404, air cylinder. DETAILED DESCRIPTION

[0026] In order to further understand the content of the present application, the present application will be described in detail in conjunction with the drawings and examples. It should be understood that the examples are merely used to explain the present application but not to limit the present application.

[0027] The following will be described in detail in conjunction with the drawings and examples. Figures 1-7 The present example will be described in further detail.

[0028] Please refer to Figures 1-7 The energy storage outdoor cabinet with a fire-fighting structure in the present example comprises a cabinet body 100, a cavity 101 is arranged in the cabinet body 100, a protection box 102 is arranged on one side of the cavity 101, a gas storage cylinder is arranged in the protection box 102, a pipeline 103 is arranged in the cavity 101 and extends to the top of the cavity 101, one end of the pipeline 103 is connected with the gas storage cylinder and the other end of the pipeline 103 extends to the top of the cavity 101, a cross pipe 104 is arranged at the port of the pipeline 103 extending to the top of the cavity 101, a spray head 105 is arranged on the cross pipe 104, a valve is arranged at the outlet of the gas storage cylinder, and an electromagnetic starting device is arranged on the valve.

[0029] In the present example, the electromagnetic starting device is used to drive the valve to open, so as to release the gas in the gas storage cylinder, wherein the gas is carbon dioxide gas, and the gas can be sprayed out by the spray head 105 after flowing to the cross pipe 104 through the pipeline 103.

[0030] In the embodiment, the cabinet 100 is provided with an opening and closing door 111 opposite to the cavity 101 for sealing the cavity 101, and the opening and closing door 111 is provided with heat dissipation openings 112 on the upper and lower sides. The heat dissipation openings 112 on the inner side of the opening and closing door 111 are provided with a frame 400, the frame 400 is provided with a groove 401, the groove 401 is provided with a seal plate 402 which can slide, the side surface of the seal plate 402 is provided with a connecting plate 403, and the inner side of the opening and closing door 111 is provided with a pneumatic cylinder 404 for pushing the connecting plate 403.

[0031] In the embodiment, the opening and closing door 111 can seal the cavity 101, the heat dissipation openings 112 are used for heat dissipation of the cavity 101, and the pneumatic cylinder 404 can drive the seal plate 402 to slide in the groove 401 by pushing the connecting plate 403, so as to open or close the heat dissipation openings 112.

[0032] When there is no fire, the seal plate 402 does not block the heat dissipation openings 112, and the heat dissipation openings 112 are opened to dissipate heat inside the cavity 101; when there is a fire, the seal plate 402 blocks the heat dissipation openings 112, and the heat dissipation openings 112 are closed to prevent the carbon dioxide gas sprayed by the spray head 105 from being discharged from the heat dissipation openings 112, so as to avoid that the carbon dioxide concentration in the cavity 101 is too low to affect the fire extinguishing effect.

[0033] In the embodiment, the top of the cavity 101 is provided with a smoke sensor, the upper side of the cabinet 100 is provided with a sound-light alarm 109, and the cavity 101 is provided with a controller.

[0034] When the battery module in the cavity 101 is self-ignited to generate smoke, and the smoke concentration exceeds the set threshold, the smoke sensor sends a signal to the controller, when the controller receives the fire signal, the sound-light alarm 109 is started to issue an alarm to notify the operator or the surrounding personnel to deal with it in time, and the controller sends a signal to the pneumatic cylinder 404 to push the seal plate 402 to block the heat dissipation openings 112, wherein the seal plate 402 is provided with a position sensor for detecting whether the seal plate 402 closes the heat dissipation openings 112, after the heat dissipation openings 112 are closed, the controller sends a signal to the electromagnetic starting device to drive the bottle head valve to open, after the bottle head valve is opened, the gas in the gas cylinder flows to the cross pipe 104 through the pipeline 103, and the carbon dioxide gas is sprayed out through the spray head 105, so as to extinguish the fire in the cavity 101.

[0035] In the embodiment, the upper side of the protection box 102 is provided with an openable cover 110, so as to install and maintain the gas cylinder and other components in the protection box 102.

[0036] In the embodiment, the cavity 101 on one side of the protection box 102 is provided with vertical beams 106, a plurality of slide rails 107 are uniformly arranged between the vertical beams 106, a placing rack 108 is arranged on the slide rail 107 and can slide, and the vertical beam 106 is provided with a locking assembly for locking the placing rack 108.

[0037] In the embodiment, the vertical beam 106 is fixedly connected with the cavity 101, the slide rail 107 is fixedly connected with the vertical beam 106, the placing rack 108 is slidingly connected with the slide rail 107, the placing rack 108 is provided with a handle 114, when the battery module is installed, the locking of the placing rack 108 by the locking assembly is released, then the handle 114 is pulled to drive the placing rack 108 to slide along the slide rail 107, the placing rack 108 is taken out from the cavity 101, after the placing rack 108 is taken out from the cavity 101, the battery module is installed in the placing rack 108, after the installation of the battery module is completed, the placing rack 108 is slid into the cavity 101 along the slide rail 107, and the placing rack 108 is locked by the locking assembly, so that the installation of the battery module in the cabinet 100 is completed.

[0038] In the embodiment, the placing rack 108 slides on the slide rail 107, so that the installation and taking out of the placing rack 108 are labor-saving, the battery module is convenient to maintain and replace in the later period, and the placing rack 108 can be locked by the locking assembly, so that the placing rack 108 does not slide on the slide rail 107 when the cabinet 100 moves or is vibrated, and damage or influence on the normal use of the battery module is caused.

[0039] Please refer to Figures 2-6 In the embodiment, the locking assembly comprises a lock hole 200 arranged on the side surface of the placing rack 108, a mounting column 201 arranged on the side surface of the vertical beam 106 corresponding to the lock hole 200, a circular cavity with an open end arranged in the mounting column 201, a mounting cap 202 arranged on the open end of the circular cavity, a lock rod 203 arranged in the circular cavity and penetrating through the vertical beam 106 and extending into the lock hole 200, a connecting ring 204 arranged on the surface of the lock rod 203 arranged in the circular cavity, and a spring 205 arranged on the lock rod 203 between the mounting cap 202 and the connecting ring 204.

[0040] In the embodiment, the mounting column 201 is fixedly connected with the vertical beam 106, the mounting cap 202 is threadedly connected with the open end of the circular cavity to facilitate the installation of the components in the circular cavity, the connecting ring 204 is fixedly connected with the lock rod 203, the spring 205 can drive the connecting ring 204 to move towards the lock hole 200, and the movement of the connecting ring 204 can drive the lock rod 203 to extend into the lock hole 200 to lock the placing rack 108.

[0041] Please refer to Figures 4-6 In the embodiment, the other end of the lock rod 203 is arranged to extend out of a plug cap, and the other end of the lock rod 203 arranged to extend out of the plug cap is provided with a screw block 206.

[0042] In the embodiment, the screw block 206 is fixedly connected with the lock rod 203. When it is needed to release the locking of the placing rack 108 by the lock rod 203, the screw block 206 can be pulled to drive the connecting ring 204 to compress the spring 205 and move towards the mounting cap 202. The movement of the connecting ring 204 can drive the lock rod 203 to move away from the lock hole 200 to release the locking of the placing rack 108.

[0043] Please refer to Figures 4-6 In the embodiment, the inner wall of the circular cavity is provided with a moving groove 207, the connecting ring 204 is provided with a limiting rod 208 extending into the moving groove 207, and the inner wall of the circular cavity is provided with a limiting groove 209 in communication with the moving groove 207.

[0044] In the embodiment, the limiting rod 208 is fixedly connected with the connecting ring 204, and the limiting rod 208 is slidingly connected with the moving groove 207 and the limiting groove 209. When it is needed to release the locking of the placing rack 108 by the lock rod 203, the screw block 206 can be pulled to drive the lock rod 203 to move, and the movement of the lock rod 203 can drive the limiting rod 208 to move along the moving groove 207. With the continuous movement of the lock rod 203, the limiting rod 208 can be moved to the intersection of the limiting groove 209 and the moving groove 207. At this time, the screw block 206 can be rotated to drive the limiting rod 208 to rotate into the limiting groove 209, so that the lock rod 203 remains in the state of moving away from the lock hole 200, and the placing rack remains in the state of being released from the locking. When it is needed to lock the placing rack 108, the screw block 206 can be rotated to drive the limiting rod 208 to rotate from the limiting groove 209 to the intersection of the moving groove 207 and the limiting groove 209. At this time, the screw block 206 is released, and under the action of the spring 205, the lock rod 203 can extend into the lock hole 200 to lock the placing rack 108.

[0045] In the embodiment, the state of the lock rod 203 extending into or moving away from the lock hole 200 can be switched by pulling and rotating the screw block 206, so that the placing rack can be moved to maintain the battery module, and the construction personnel can operate conveniently.

[0046] Please refer to Figures 1-2 In the embodiment, the bottom of the cabinet body 100 is provided with a supporting seat 300, and the supporting seat 300 is provided with a slot 301 opposite to each other.

[0047] In the embodiment, the supporting seat 300 is fixedly connected with the cabinet body 100, and the slot 301 is used for the fork arm of the forklift to extend into, so as to move the cabinet body 100.

[0048] In use, when installing the battery module, the screw block 206 can be pulled to move the locking rod 203. The movement of the screw block 206 can move the locking rod 203, which in turn can move the limiting rod 208 along the moving groove 207. When the limiting rod 208 moves to the junction of the limiting groove 209 and the moving groove 207, rotating the screw block 206 can rotate the limiting rod 208 into the limiting groove 209, thereby keeping the locking rod 203 detached from the locking hole 200 and thus maintaining the placement frame. Release the lock and then pull the handle 114 to move the placement frame, removing it from the cavity 101 for battery module installation. After the battery module is installed in the placement frame, slide the placement frame into the cavity 101 along the slide rail 107. Then, rotate the screw block 206 in the opposite direction to rotate the limiting rod 208 to the junction of the limiting groove 209 and the moving groove 207. Under the action of the spring 205, the locking rod 203 can extend into the lock hole 200, thereby locking the placement frame and preventing it from moving.

[0049] In summary, the above description is only a preferred embodiment of the present utility model. All equivalent changes and modifications made within the scope of the patent application of the present utility model shall fall within the scope of the patent of the present utility model.

Claims

1. An energy storage outdoor cabinet with fire protection structure, comprising a cabinet body (100), characterized in that: The cabinet body (100) is provided with a cavity (101), one side of the cavity (101) is provided with a protection box (102), the protection box (102) is provided with a gas storage cylinder, the cavity (101) is provided with a pipeline (103) penetrating through the protection box (102) and connected with the gas storage cylinder at one end and extending to the top of the cavity (101) at the other end, the end of the pipeline (103) extending to the top of the cavity (101) is provided with a cross pipe (104), the cross pipe (104) is provided with a spray head (105), the cavity (101) on the side of the protection box (102) is provided with a vertical beam (106), a plurality of slide rails (107) are uniformly arranged between the vertical beams (106), the slide rails (107) are provided with a slideable rack (108), and the vertical beam (106) is provided with a locking assembly for locking the rack (108).

2. The energy storage outdoor cabinet with fire-fighting structure according to claim 1, characterized in that: The locking assembly comprises a locking hole (200) arranged on the side of the rack (108), a mounting column (201) arranged on the side of the vertical beam (106) corresponding to the locking hole (200), a circular cavity with an open end arranged in the mounting column (201), a mounting cap (202) arranged at the open end of the circular cavity, a lock rod (203) arranged in the circular cavity and penetrating through the vertical beam (106) and extending into the locking hole (200), a connecting ring (204) arranged on the surface of the lock rod (203) in the circular cavity, and a spring (205) arranged on the lock rod (203) between the mounting cap (202) and the connecting ring (204).

3. The energy storage outdoor cabinet with fire-fighting structure according to claim 2, characterized in that: The other end of the lock rod (203) is arranged to extend out of the plug cap, and the end of the lock rod (203) arranged to extend out of the plug cap is provided with a screw block (206).

4. The energy storage outdoor cabinet with fire-fighting structure according to claim 2, characterized in that: A moving groove (207) is arranged on the inner wall of the circular cavity, a limiting rod (208) is arranged on the connecting ring (204) and extends into the moving groove (207), and a limiting groove (209) is arranged on the inner wall of the circular cavity and communicates with the moving groove (207).

5. The energy storage outdoor cabinet with fire-fighting structure according to claim 1, characterized in that: A smoke sensor is arranged on the top of the cavity (101), and a sound and light alarm (109) is arranged above the cabinet body (100).

6. The energy storage outdoor cabinet with fire protection structure according to claim 1, characterized in that: A bottle head valve is arranged at the outlet of the gas storage cylinder, and an electromagnetic starting device is arranged on the bottle head valve.

7. The energy storage outdoor cabinet with fire-fighting structure according to claim 1, characterized in that: Opposite cabinet bodies (100) are provided with opening and closing doors (111) for closing the cavity (101), and the upper and lower sides of the opening and closing doors (111) are respectively provided with heat dissipation openings (112).

8. The energy storage outdoor cabinet with fire-fighting structure according to claim 7, characterized in that: A frame (400) is arranged at the heat dissipation opening (112) on the inner side of the opening and closing door (111), a groove (401) is arranged in the frame (400), a slideable sealing plate (402) is arranged in the groove (401), a connecting plate (403) is arranged on the side of the sealing plate (402), and a gas cylinder (404) is arranged on the inner side of the opening and closing door (111) and used for pushing the connecting plate (403).

Citation Information

Patent Citations

  • Fire extinguishing system of energy storage battery cabinet

    CN221732187U