Mobile thermal runaway detector and energy storage system

Abstract

The utility model belongs to the technical field of lithium battery energy storage containers, and particularly relates to a movable thermal runaway detector and an energy storage system, which comprise a box body, a plurality of first detection assemblies are arranged in the box body in a sliding manner, and each first detection assembly comprises a pair of first detectors; a plurality of pairs of PACK groups, wherein each PACK group comprises a plurality of PACK battery packs and a plurality of second detectors; the PACK battery pack comprises a battery cell, the battery cell is electrically connected with the second detector, and the first detector faces the PACK battery pack; the first detector is suitable for sliding to the front of any PACK battery pack and is electrically connected with the second detector; when the second detector monitors that the battery cell is abnormal, the first detector synchronously slides to the position of the out-of-control battery cell to monitor the battery cell, and after the second detector is burnt, the first detector can further monitor the battery cell, so that secondary reburning of the battery cell is prevented, the PACK battery pack is protected, the service life of the PACK battery pack is prolonged, and potential safety hazards are reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of lithium battery energy storage containers, and specifically relates to a mobile thermal runaway detector and an energy storage system. Background Art

[0002] In the current design of lithium battery energy storage containers, system safety has always been the focus of people's attention. In order to monitor the occurrence of thermal runaway in the first time, energy storage containers are equipped with temperature and smoke detectors at the PACK and system levels. However, after thermal runaway occurs, even if the fire extinguishing agent is activated, the detectors in the PACK will be burned out, and it will be impossible to continuously detect the thermal runaway PACK.

[0003] Therefore, it is necessary to provide a movable temperature and smoke out-of-control detector. Utility Model Content

[0004] The utility model aims to provide a mobile thermal runaway detector and an energy storage system.

[0005] In order to solve the above technical problems, the utility model provides a mobile thermal runaway detector, including: a box body, in which a plurality of first detection components are slidably arranged, the first detection components including a first detector; a plurality of pairs of PACK groups, the PACK groups including a plurality of PACK battery packs and a plurality of second detectors; the PACK battery packs including battery cells, the second detectors being arranged in the battery cells, the battery cells being electrically connected to the second detectors, the first detectors being arranged opposite to the PACK battery packs, wherein the first detectors are suitable for sliding to the front of any one of the PACK battery packs and being electrically connected to the second detectors.

[0006] Furthermore, a plurality of tracks are arranged in the box body, and the first detector is slidably arranged on the tracks.

[0007] Furthermore, a slide groove is provided through the side wall of the track, and the first detection assembly includes a slider, and the slider is arranged on the first detector, wherein the slider is adapted to the slide groove and is slidably arranged on the slide groove.

[0008] Furthermore, a screw rod is rotatably arranged on the track, and the slider is threadedly connected to the screw rod.

[0009] Furthermore, a motor is provided at the end of the track, and the screw rod is connected to an output shaft of the motor.

[0010] Furthermore, a plurality of support beams are arranged in the box body, and a plurality of pairs of support frames are arranged on the support beams; wherein the PACK battery pack is arranged on the support frames.

[0011] Furthermore, a support plate is provided on the support frame, wherein the PACK battery pack is fixed on the support plate.

[0012] Furthermore, two sides of the PACK battery pack are respectively connected with liquid cooling water pipes.

[0013] Furthermore, the top of the first detector is suitable for arranging a fire sprinkler, wherein the fire sprinkler is suitable for spraying a flame retardant medium.

[0014] Furthermore, a control box is arranged in the box body.

[0015] Furthermore, the utility model provides an energy storage system, comprising any one of the mobile thermal runaway detectors described above.

[0016] Beneficial effects of the utility model:

[0017] 1. By setting up a box body, the box body structure is simple, and the first detection component and the PACK group can be stably set up; the first detector is a temperature and smoke detector, and the sliding setting of the first detector can monitor the temperature and smoke at different positions on the PACK group, and grasp the real-time dynamics of the PACK group;

[0018] 2. The battery cells in the PACK battery pack are electrically connected to the second detector, which is a temperature and smoke detector. When the battery cell temperature is out of control, the second detector can monitor the battery cell in real time. The second detector is electrically connected to the first detector. When the second detector detects an abnormality in the battery cell, the first detector synchronously slides to the position of the out-of-control battery cell to monitor the battery cell. After the second detector is burned, the first detector can further monitor the battery cell to prevent the battery cell from reigniting, thereby protecting the PACK battery pack, increasing the service life of the PACK battery pack, and reducing safety hazards. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0020] Figure 1 It is a structural schematic diagram of a mobile thermal runaway detector of the utility model.

[0021] In the figure:

[0022] 100, box body, 110, track, 120, support beam, 130, support frame, 140, support plate, 150, control box;

[0023] 200, a first detection component, 210, a first detector;

[0024] 300. PACK group, 310. PACK battery pack, 320. Liquid cooling water pipe. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solution and advantages of the embodiments of the utility model clearer, the technical solution of the utility model will be clearly and completely described below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] Embodiment 1, as Figure 1As shown, the utility model provides a mobile thermal runaway detector and energy storage system, including: a box 100, in which a plurality of first detection components 200 are slidably arranged, and the first detection component 200 includes a first detector 210; by setting the box 100, the box 100 has a simple structure, and can stably set up the first detection component 200 and the PACK group 300; the first detector 210 is a temperature and smoke detector, and the sliding setting of the first detector 210 can monitor the temperature and smoke at different positions on the PACK group 300, and grasp the real-time dynamics of the PACK group 300; the number of the first detectors 210 can be multiple, and when problems occur at multiple positions on the PACK group 300, the first detector 210 can slide to different positions of the PACK group 300 at the same time for precise positioning, thereby improving the detection efficiency and accuracy, and preventing the battery cell from re-igniting due to inaccurate detection results; a plurality of pairs of PACK groups 300, the PACK group 300 includes a plurality of PACK battery packs 310 and a plurality of second Detector (not shown in the figure); the PACK battery pack 310 includes a battery cell (not shown in the figure), the second detector is arranged in the battery cell, the battery cell is electrically connected to the second detector, and the first detector 210 is arranged opposite to the PACK battery pack 310; the first detector 210 is suitable for sliding to the front of any one of the PACK battery packs 310 and being electrically connected to the second detector; the battery cell in the PACK battery pack 310 is electrically connected to the second detector, and the second detector is a temperature and smoke detector; when the temperature of the battery cell is out of control, the second detector can monitor the battery cell in real time, the second detector is electrically connected to the first detector 210, when the second detector detects that the battery cell is abnormal, the first detector 210 synchronously slides to the position of the out-of-control battery cell to monitor the battery cell, after the second detector is burned, the first detector 210 can further monitor the battery cell to prevent the battery cell from re-igniting, thereby protecting the PACK battery pack 310, increasing the service life of the PACK battery pack 310, and reducing safety hazards.

[0027] A plurality of rails 110 are arranged in the box body 100 , and the first detector 210 is slidably arranged on the rails 110 ; the rails 110 have a simple and reliable structure and can stably mount the first detector 210 . The first detector 210 can quickly slide to the position of the PACK battery pack 310 that is in thermal runaway to monitor the PACK battery pack 310 .

[0028] A sliding groove is provided through the side wall of the track 110, and the first detection component 200 includes a slider (not shown in the figure), which is arranged on the first detector 210, wherein the slider is adapted to the sliding groove and slides on the sliding groove; the slider is adapted to the sliding groove, and the slider slides smoothly on the track 110 to drive the first detector 210 to slide on the track 110.

[0029] A screw rod (not shown in the figure) is rotatably arranged on the track 110 , and the slider is threadedly connected to the screw rod; when the screw rod rotates, the slider slides on the track 110 .

[0030] A motor (not shown) is disposed at the end of the track 110 , and the lead screw is connected to the output shaft of the motor; the output shaft of the motor drives the lead screw to rotate, and the rotation of the lead screw drives the slider to slide on the lead screw.

[0031] The box 100 is provided with a plurality of support beams 120, and a plurality of pairs of support frames 130 are provided on the support beams 120; wherein the PACK battery pack 310 is provided on the support frames 130; the support beams 120 have a simple and reliable structure and can stably set up the support frames 130; the support frames 130 can support the bottoms of both sides of the PACK battery pack 310, so that the PACK battery pack 310 can be stably installed on the top of the support frames 130

[0032] A support plate 140 is provided on the top of the support frame 130, wherein the PACK battery pack 310 is fixed on the support plate 140; the support plate 140 is adapted to the size of the PACK battery pack 310, can stably support the PACK battery pack 310, and provides a good working environment for the PACK battery pack 310.

[0033] Both sides of the PACK battery pack 310 are connected with liquid cooling water pipes 320 respectively; the liquid cooling water pipes 320 are suitable for passing cooling medium to cool the PACK battery pack 310 to prevent the PACK battery pack 310 from overheating and causing safety hazards.

[0034] The top of the first detector 210 is suitable for setting a fire sprinkler (not shown in the figure), wherein the fire sprinkler is suitable for spraying a flame retardant medium; when the first detector 210 slides to the high-temperature battery cell, the fire sprinkler can allow the flame retardant medium to pass through and spray the flame retardant medium onto the surface of the battery cell, thereby preventing the battery cell from reigniting and protecting the PACK battery pack 310.

[0035] A control box 150 is disposed in the box body 100 ; the control box 150 is suitable for preventing control equipment and can control the switches of electrical components in the box body 100 .

[0036] Based on the above ideal embodiments of the utility model, the relevant staff can make various changes and modifications without deviating from the technical concept of the utility model through the above description. The technical scope of the utility model is not limited to the content of the specification, and its technical scope must be determined according to the scope of the claims.

Claims

1. A mobile thermal runaway detector, characterized in that: include: A box body, wherein a plurality of first detection components are slidably arranged in the box body, and the first detection components include a first detector; A plurality of pairs of PACK groups, wherein the PACK groups include a plurality of PACK battery packs and a plurality of second detectors; the PACK battery packs include battery cells, the second detectors are arranged in the battery cells, the battery cells are electrically connected to the second detectors, and the first detectors are arranged opposite to the PACK battery packs, wherein: The first detector is suitable for sliding to the front of any one of the PACK battery packs and being electrically connected to the second detector.

2. A mobile thermal runaway detector according to claim 1, characterized in that: A plurality of tracks are arranged in the box body, and the first detector is slidably arranged on the tracks.

3. A mobile thermal runaway detector as claimed in claim 2, characterized in that: The side wall of the track is penetrated by a slide groove, the first detection assembly includes a slider, and the slider is arranged on the first detector, wherein: The sliding block is adapted to the sliding groove and is slidably arranged on the sliding groove.

4. A mobile thermal runaway detector as claimed in claim 3, characterized in that: A screw rod is rotatably arranged on the track, and the slider is threadably connected to the screw rod.

5. A mobile thermal runaway detector as claimed in claim 4, characterized in that: A motor is arranged at the end of the track, and the lead screw is connected to the output shaft of the motor.

6. A mobile thermal runaway detector as claimed in claim 5, characterized in that: The box body is provided with a plurality of support beams, and the support beams are provided with a plurality of pairs of support frames; wherein, The PACK battery pack is arranged on the supporting frame.

7. A mobile thermal runaway detector as claimed in claim 6, characterized in that: The support frame is provided with a support plate, wherein: The PACK battery pack is fixed on the supporting plate.

8. A mobile thermal runaway detector as claimed in claim 7, characterized in that: Both sides of the PACK battery pack are connected with liquid cooling water pipes respectively.

9. A mobile thermal runaway detector as claimed in claim 8, characterized in that: The top of the first detector is suitable for arranging a fire sprinkler, wherein, The fire sprinkler is suitable for spraying a flame retardant medium.

10. A mobile thermal runaway detector according to claim 9, characterized in that: A control box is arranged in the box body.

11. An energy storage system, comprising the mobile thermal runaway detector according to any one of claims 1 to 10.

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