Power conversion cabinet with water circulation fire-fighting mechanism

Abstract

The utility model relates to the field of battery changing cabinets, in particular to a battery changing cabinet with a water circulation fire-fighting mechanism, which comprises a battery changing cabinet main body, a dry powder device and a spray header, the dry powder device is arranged in the battery changing cabinet main body, and one side of the dry powder device is fixedly connected with one end of a conveying pipe; the other end of the conveying pipe penetrates through the inner wall of the battery replacement cabinet main body and is movably connected to the interior of a single bin, a notch is formed in a cross rod at the top of the single bin, a spraying head is arranged in the notch, and one end of the spraying head penetrates through the notch and is in threaded connection to the bottom of the conveying pipe. The fire-fighting detection device arranged in the battery replacement cabinet main body transmits detection information into the central control device, the central control device starts the dry powder equipment and the spraying head, the dry powder equipment conveys dry powder into the spraying head through the conveying pipe, and the spraying head of the single body bin sprays the dry powder on the burning lithium battery to control and extinguish fire.

Description

Technical Field

[0001] The utility model relates to the field of power exchange cabinets, in particular to a power exchange cabinet carrying a water circulation fire fighting mechanism. Background Art

[0002] Smart battery swap cabinets are also called shared battery swap cabinets, shared battery cabinets, battery swap stations, battery exchange stations, shared distribution cabinets, and takeaway battery swap stations. Shared smart battery swap cabinets are a kind of self-service electric vehicle battery swap cabinets. By scanning with a mobile phone, you can replace the fully charged battery with the dead battery. The battery swap cabinet is equipped with fire-fighting devices such as smoke detection devices, gas fire-fighting devices, water immersion devices, and lightning protection devices.

[0003] The current battery swap cabinets use fans to dissipate heat from lithium batteries. In hot summer weather, the fans cannot effectively cool down the lithium batteries. In addition, the existing battery swap cabinets only have fire detection devices. After the lithium batteries in a single compartment start to burn, the fire cannot be controlled within the optimal time, which can easily cause the lithium batteries to explode and cause a large-scale fire. Utility Model Content

[0004] The purpose of the utility model is to provide a power exchange cabinet carrying a water circulation fire fighting mechanism to solve the problems raised in the above-mentioned background technology.

[0005] In order to solve the above-mentioned technical problems, the utility model provides the following technical solutions: a power exchange cabinet with a water circulation fire-fighting mechanism, comprising a power exchange cabinet main body, a dry powder equipment and a sprinkler head, a dry powder equipment is arranged inside the power exchange cabinet main body, one side of the dry powder equipment is fixedly connected to one end of a delivery pipe, the other end of the delivery pipe passes through the inner wall of the power exchange cabinet main body and is movably connected to the inside of a single compartment, a notch is provided in the cross bar at the top of the single compartment, a sprinkler head is arranged inside the notch, one end of the sprinkler head passes through the notch and is threadedly connected to the bottom of the delivery pipe, a central control device is provided on the top of the single compartment, one side of the central control device is connected to the outside of the power exchange cabinet main body, and a compartment door is provided on one side of the bottom of the central control device.

[0006] Preferably, the dry powder device is snap-connected to the top of the limiting seat, a groove is provided on the top of the limiting seat, a plurality of air-permeable grooves are provided inside the groove, and a plurality of sliding blocks are fixedly connected to the bottom of the limiting seat.

[0007] Preferably, the sliding block is snap-connected inside the snap-connection groove, the bottom of the snap-connection groove is fixedly connected to the inside of the power exchange cabinet body, the bottom of the dry powder device is snap-connected to the bottom of the air groove, and a plurality of single compartments are opened on one side of the power exchange cabinet body.

[0008] Preferably, one side of the single compartment is movably connected to one side of the compartment door, a circular groove is provided on one side of the single compartment, the inside of the circular groove is fixedly connected to the outside of the exhaust fan, a circulation pipe is provided on one side of the exhaust fan, and one end of the circulation pipe is fixedly connected to the top of the water tank.

[0009] Preferably, one end of the circulation pipe away from the water tank is fixedly connected to the interface end of the circulation pump, the circulation pump is fixedly connected to the top of the water tank, the circulation pipe and the circulation pump are located on the back side of the single compartment, and the water tank is movably connected to the inside of the power exchange cabinet body.

[0010] Preferably, a cabinet door is provided on the side of the power exchange cabinet body away from the compartment door, and the cabinet door is fixedly connected to the back side of the power exchange cabinet body by bolts. A plurality of ventilation holes are provided on the cabinet door, and a dustproof net is fitted and connected to one side of the ventilation holes.

[0011] Preferably, the dustproof net is fixedly connected to the cabinet door by bolts, the side of the dustproof net away from the vent is movably connected to the water tank, one side of the water tank is movably connected to a limit seat, and the limit seat is movably connected to the inside of the power exchange cabinet body.

[0012] Compared with the prior art, the beneficial effects achieved by the utility model are:

[0013] First, the utility model is a battery swap cabinet with a water circulation fire-fighting mechanism, which can extinguish the burning lithium battery in the single compartment through the setting. When the lithium battery inside the single compartment burns, the fire detection device installed inside the main body of the battery swap cabinet transmits the detection information to the central control device. The central control device turns on the dry powder equipment and the sprinkler head. The dry powder equipment transports the dry powder to the sprinkler head through the conveying pipe. The sprinkler head of the single compartment sprays the dry powder on the burning lithium battery to control and extinguish the fire. At the same time, it avoids the conduction caused by passers-by using water to extinguish the fire, and in order to avoid the vibration caused by the staff replacing the lithium battery to affect the dry powder equipment, the setting has certain fire-fighting performance, and the battery swap cabinet can extinguish the fire autonomously through the intelligent system control, avoiding the conduction caused by pedestrians using water to extinguish the fire without knowing the actual situation.

[0014] Second, the utility model is a power-exchange cabinet carrying a water circulation fire-fighting mechanism, which can be convenient for the maintenance and inspection of dry powder equipment. In order to prevent the vibration caused by the staff replacing the lithium battery from affecting the dry powder equipment, a limit seat is provided at the bottom of the dry powder equipment, and a groove is provided on the top of the limit seat to limit and engage the dry powder equipment. A number of breathable grooves are provided in the groove of the limit seat to maintain the circulation of air near the dry powder equipment. At the same time, the sliding block at the bottom of the limit seat is movably connected with the engaging groove. When the staff pulls the limit seat, the sliding block at the bottom of the limit seat is forced to slide outward in the engaging groove, which is convenient for the staff to regularly inspect the dry powder equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a three-dimensional diagram of a power-changing cabinet carrying a water circulation fire-fighting mechanism of the utility model;

[0016] Figure 2 This is a cross-sectional view of a power-changing cabinet carrying a water circulation fire-fighting mechanism of the utility model;

[0017] Figure 3 This is a component diagram of a power-changing cabinet carrying a water circulation fire-fighting mechanism of the utility model;

[0018] Figure 4 This is a structural diagram of a limit seat of a power exchange cabinet carrying a water circulation fire fighting mechanism of the utility model;

[0019] Figure 5 This is a structural diagram of a dry powder device carrying a water circulation fire fighting mechanism power exchange cabinet of the utility model.

[0020] Among them: 1. The main body of the battery exchange cabinet; 2. The single compartment; 3. The compartment door; 4. The exhaust fan; 5. The circulation pipe; 501. The circulation pump; 502. The water tank; 6. The limit seat; 601. The air vent; 602. The sliding block; 603. The locking groove; 7. The dry powder equipment; 701. The delivery pipe; 702. The sprinkler head; 8. The central control device; 9. The cabinet door; 10. The vent; 11. The dust net. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0022] See also Figure 1-5A power-exchange cabinet with a water circulation fire-fighting mechanism comprises a power-exchange cabinet body 1, a dry powder device 7 and a sprinkler head 702. The dry powder device 7 is arranged inside the power-exchange cabinet body 1, one side of the dry powder device 7 is fixedly connected to one end of a delivery pipe 701, the other end of the delivery pipe 701 passes through the inner wall of the power-exchange cabinet body 1 and is movably connected to the inside of a single compartment 2, a notch is provided in the cross bar at the top of the single compartment 2, a sprinkler head 702 is arranged inside the notch, one end of the sprinkler head 702 passes through the notch and is threadedly connected to the bottom of the delivery pipe 701, a central control device 8 is arranged on the top of the single compartment 2, and the central control device 8 is arranged on the top of the single compartment 2. The side through-connection is connected to the outside of the battery exchange cabinet body 1. A compartment door 3 is provided on one side of the bottom of the central control device 8. The central control device 8 turns on the dry powder equipment 7 and the spray head 702. The dry powder equipment 7 transports the dry powder to the spray head 702 through the delivery pipe 701. The spray head 702 of the single compartment 2 sprays the dry powder on the burning lithium battery to control and extinguish the fire. At the same time, it avoids the conductive phenomenon caused by passers-by using water to extinguish the fire. The dry powder equipment 7 is composed of a powder tank, a safety valve, a pressure gauge, a feedback signal meter, a nitrogen bottle and other structures, which is convenient for the dry powder to be sprayed and output through the spray head 702.

[0023] Specifically, the dry powder device 7 is snap-connected to the top of the limiting seat 6 , a groove is provided on the top of the limiting seat 6 , a plurality of air-permeable grooves 601 are provided inside the groove, and a plurality of sliding blocks 602 are fixedly connected to the bottom of the limiting seat 6 .

[0024] Through the above technical solution, the sliding block 602 at the bottom of the limit seat 6 is movably connected to the engaging groove 603. When the staff pulls the limit seat 6, the sliding block 602 at the bottom of the limit seat 6 is forced to slide outward in the engaging groove 603, which is convenient for the staff to regularly check the dry powder equipment 7.

[0025] Specifically, the sliding block 602 is snap-connected inside the snap-in groove 603, the bottom of the snap-in groove 603 is fixedly connected to the inside of the power exchange cabinet body 1, the bottom of the dry powder device 7 is attached to the bottom of the air-permeable groove 601, and a plurality of single compartments 2 are opened on one side of the power exchange cabinet body 1.

[0026] Through the above technical solution, in order to prevent the vibration caused by the staff replacing the lithium battery from affecting the dry powder equipment 7, a groove is provided on the top of the limit seat 6 to limit the dry powder equipment 7, and a plurality of ventilation grooves 601 are provided in the groove of the limit seat 6 to maintain the circulation of air near the dry powder equipment 7.

[0027] Specifically, one side of the single cell silo 2 is movably connected to one side of the silo door 3, a circular groove is provided on one side of the single cell silo 2, the inside of the circular groove is fixedly connected to the outside of the exhaust fan 4, a circulation pipe 5 is provided on one side of the exhaust fan 4, and one end of the circulation pipe 5 is fixedly connected to the top of the water tank 502.

[0028] Through the above technical solution, the staff starts the circulation pump 501 through the central control device 8 on the side of the power exchange cabinet body 1, and the circulation pump 501 operates to extract the water flow inside the water tank 502. The water flows into the circulation pipe 5 through the circulation pump 501 for circulation. The staff turns on the exhaust fan 4 on the side of the single compartment 2, and the exhaust fan 4 draws the air in the rear cabinet of the power exchange cabinet body 1.

[0029] Specifically, one end of the circulation pipe 5 away from the water tank 502 is fixedly connected to the interface end of the circulation pump 501, the circulation pump 501 is fixedly connected to the top of the water tank 502, the circulation pipe 5 and the circulation pump 501 are located on the back side of the single compartment 2, and the water tank 502 is movably connected to the inside of the power exchange cabinet body 1.

[0030] Through the above technical solution, the gas passes through the circulating water pipe for cooling and then enters the interior of the single chamber 2 through the exhaust fan 4. At the same time, the water that absorbs the heat of the air enters the water tank 502 through the circulating pipe 5 for cooling, thereby cooling the lithium battery being charged in the single chamber 2 to prevent the lithium battery from short-circuiting due to excessive temperature.

[0031] Specifically, a cabinet door 9 is provided on the side of the power exchange cabinet body 1 away from the compartment door 3. The cabinet door 9 is fixedly connected to the back side of the power exchange cabinet body 1 by bolts. A plurality of ventilation holes 10 are provided on the cabinet door 9, and a dustproof net 11 is fitted and connected to one side of the ventilation holes 10.

[0032] Through the above technical solution, the vent 10 facilitates the air outside the power exchange cabinet body 1 to enter the power exchange cabinet body 1. The air enters the dustproof net 11 through the vent 10 to filter the dust. The filtered gas enters the power exchange cabinet body 1, reducing the accumulation of dust.

[0033] Specifically, the dustproof net 11 is fixedly connected to the cabinet door 9 by bolts, and the side of the dustproof net 11 away from the ventilation port 10 is movably connected to the water tank 502, and one side of the cabinet door 9 is movably connected to the limit seat 6, and the limit seat 6 is movably connected to the inside of the power exchange cabinet body 1.

[0034] Through the above technical solution, the staff uses tools to remove the cabinet door 9 from the back side of the power swap cabinet body 1, which is convenient for the staff to repair and inspect the internal structure of the power swap cabinet body 1. Fixing frames are provided on both sides of the outside of the power swap cabinet body 1 to facilitate the fixed connection of the power swap cabinet body 1 and reduce the supporting pressure of the pillars.

[0035] When in use, the staff starts the circulation pump 501 through the central control device 8 on the side of the power exchange cabinet body 1. The circulation pump 501 runs to extract the water flow inside the water tank 502, and the water flows into the circulation pipe 5 through the circulation pump 501 for circulation. The staff turns on the exhaust fan 4 on the side of the single compartment 2. The exhaust fan 4 draws the air in the cabinet behind the power exchange cabinet body 1. The gas passes through the circulating water pipe for cooling and then enters the single compartment 2 through the exhaust fan 4. At the same time, the water that absorbs the heat of the air enters the water tank 502 through the circulation pipe 5 for cooling, which cools the single compartment. The lithium battery being charged in the compartment 2 is cooled down to avoid short circuit caused by excessive temperature of the lithium battery. A vent 10 is opened on the cabinet door 9 of the rear cabinet of the battery swap cabinet body 1 to facilitate the air outside the battery swap cabinet body 1 to enter the battery swap cabinet body 1. A dustproof net 11 is provided on one side of the vent 10 to filter the incoming air. When the lithium battery in the single compartment 2 burns, the fire detection device provided in the battery swap cabinet body 1 transmits the detection information to the central control device 8. The central control device 8 turns on the dry powder equipment 7 and the sprinkler head 702. The dry powder equipment 7 passes the dry powder through The delivery pipe 701 is transported to the spray head 702, and the spray head 702 of the single chamber 2 sprays the dry powder on the burning lithium battery to control and extinguish the fire, while avoiding the conductive phenomenon caused by passers-by using water to extinguish the fire. In order to avoid the vibration caused by the staff replacing the lithium battery to affect the dry powder equipment 7, a limit seat 6 is provided at the bottom of the dry powder equipment 7, and a groove is provided on the top of the limit seat 6 to limit the dry powder equipment 7. A number of ventilation grooves 601 are provided in the groove of the limit seat 6 to maintain the circulation of air near the dry powder equipment 7. At the same time, the sliding of the bottom of the limit seat 6 Block 602 is movably connected to the locking groove 603. When the staff pulls the limit seat 6, the sliding block 602 at the bottom of the limit seat 6 slides outward in the locking groove 603 under the force, which is convenient for the staff to regularly check the dry powder equipment 7. The setting physically cools the lithium battery through water circulation, and the exhaust fan 4 accelerates the circulation of air, so that the internal temperature of the single compartment 2 drops rapidly to cool the lithium battery. At the same time, the intelligent system control enables the battery swap cabinet to automatically extinguish the fire, so that the battery swap cabinet has certain fire-fighting performance, avoiding pedestrians who are unaware of the actual situation and use water to extinguish the fire, causing conduction.

[0036] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A power exchange cabinet with a water circulation fire fighting mechanism, comprising a power exchange cabinet body (1), a dry powder device (7), a limit seat (6) and a sprinkler head (702), characterized in that: A dry powder device (7) is provided inside the power exchange cabinet body (1), one side of the dry powder device (7) is fixedly connected to one end of a delivery pipe (701), the other end of the delivery pipe (701) passes through the inner wall of the power exchange cabinet body (1) and is movably connected to the inside of the single compartment (2), a slot is provided in the top cross bar of the single compartment (2), a spray head (702) is provided inside the slot, one end of the spray head (702) passes through the slot and is threadedly connected to the bottom of the delivery pipe (701), a central control device (8) is provided at the top of the single compartment (2), one side of the central control device (8) is connected to the outside of the power exchange cabinet body (1), and a compartment door (3) is provided on one side of the bottom of the central control device (8).

2. A power exchange cabinet with a water circulation fire fighting mechanism according to claim 1, characterized in that: The dry powder device (7) is snap-connected to the top of the limiting seat (6), a groove is provided on the top of the limiting seat (6), a plurality of air-permeable grooves (601) are provided inside the groove, and a plurality of sliding blocks (602) are fixedly connected to the bottom of the limiting seat (6).

3. A power-exchange cabinet with a water circulation fire-fighting mechanism according to claim 2, characterized in that: The sliding block (602) is snap-connected inside the snap-connection groove (603), the bottom of the snap-connection groove (603) is fixedly connected inside the power exchange cabinet body (1), the bottom of the dry powder device (7) is snap-connected to the bottom of the air permeable groove (601), and a plurality of single compartments (2) are opened on one side of the power exchange cabinet body (1).

4. A power-exchange cabinet with a water circulation fire-fighting mechanism according to claim 3, characterized in that: One side of the single chamber (2) is movably connected to one side of the chamber door (3); a circular groove is provided on one side of the single chamber (2); the inside of the circular groove is fixedly connected to the outside of the exhaust fan (4); a circulation pipe (5) is provided on one side of the exhaust fan (4); one end of the circulation pipe (5) is fixedly connected to the top of the water tank (502).

5. A power-exchange cabinet with a water circulation fire-fighting mechanism according to claim 4, characterized in that: One end of the circulation pipe (5) away from the water tank (502) is fixedly connected to the interface end of the circulation pump (501), and the circulation pump (501) is fixedly connected to the top of the water tank (502). The circulation pipe (5) and the circulation pump (501) are located on the back side of the single compartment (2), and the water tank (502) is movably connected to the inside of the power exchange cabinet body (1).

6. A portable water circulation fire fighting mechanism power exchange cabinet according to claim 5, characterized in that: A cabinet door (9) is provided on the side of the power exchange cabinet body (1) away from the compartment door (3); the cabinet door (9) is fixedly connected to the back side of the power exchange cabinet body (1) by bolts; a plurality of ventilation holes (10) are provided on the cabinet door (9); one side of the ventilation holes (10) is fitted with a dustproof net (11).

7. A power-exchange cabinet with a water circulation fire-fighting mechanism according to claim 6, characterized in that: The dustproof net (11) is fixedly connected to the cabinet door (9) by bolts, and the side of the dustproof net (11) away from the ventilation port (10) is movably connected to the water tank (502), and the side of the water tank (502) is movably connected to the limit seat (6), and the limit seat (6) is movably connected to the inside of the power exchange cabinet body (1).

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