阅读说明：本技术 一种防火配电柜 (Fireproof power distribution cabinet ) 是由 江逢 于 2021-09-02 设计创作，主要内容包括：本发明公开了一种防火配电柜,包括底座,底座的下侧面固设有不少于三个的支撑脚,并且底座的上侧面固设有不少于三个的支撑杆,支撑杆的上侧面共同连接有配电柜体,本发明设有设有冷却机构,当本发明内的配电腔温度过高时本发明能够进行自动冷却通风工作；本发明设有灭火机构,当本发明内的配电腔失火时本发明能够自动运用干粉进行灭火工作,并且用于存放干粉的粉腔位于底座内,降低了本发明的重心,增强了本发明的稳定性；用于驱动冷却机构和灭火机构的电机远离配电腔,使得失火不会影响驱动机构和灭火机构的启动；当失火时本发明能够自动将推开周遭的物体,防止火势的扩散。(The invention discloses a fireproof power distribution cabinet, which comprises a base, wherein at least three supporting legs are fixedly arranged on the lower side surface of the base, at least three supporting rods are fixedly arranged on the upper side surface of the base, and the upper side surfaces of the supporting rods are jointly connected with a power distribution cabinet body; the fire extinguishing mechanism is arranged, when a power distribution cavity in the fire extinguishing mechanism catches fire, dry powder can be automatically used for fire extinguishing, and the powder cavity for storing the dry powder is positioned in the base, so that the gravity center of the fire extinguishing mechanism is reduced, and the stability of the fire extinguishing mechanism is enhanced; the motors for driving the cooling mechanism and the fire extinguishing mechanism are far away from the power distribution cavity, so that the starting of the driving mechanism and the fire extinguishing mechanism cannot be influenced by fire; when a fire breaks out, the invention can automatically push away surrounding objects to prevent the spread of fire.)

1. The utility model provides a fire prevention switch board, includes the base, its characterized in that: the lower side of the base is fixedly provided with at least three supporting legs, the upper side of the base is fixedly provided with at least three supporting rods, the upper side of each supporting rod is connected with a power distribution cabinet body, a power distribution cavity is arranged in the power distribution cabinet body, a through hole which is through up and down is arranged in the base, a cylinder which upwards penetrates into the power distribution cavity is fixedly arranged on the ring surface of the through hole, a transfer cavity with an upward opening is arranged in the cylinder, the lower side of the base is fixedly provided with a motor, the upper side of the motor is provided with a main shaft which penetrates through the transfer cavity and is rotatably connected into the upper side of the power distribution cavity, an air exhaust hole which is through rightwards is arranged in the power distribution cavity, a fixing frame is arranged in the ring surface of the air exhaust hole, a rotary shaft is rotatably connected in the fixing frame, a rotary ring is arranged at the right end of the rotary shaft, and a cooling device which can drive the rotary shaft to rotate is arranged on the main shaft, the cooling device can reduce the temperature in the power distribution cavity, a powder cavity is arranged in the base, dry powder for fire extinguishing is stored in the powder cavity, a fire extinguishing mechanism driven by the spindle is arranged in the powder cavity, the fire extinguishing mechanism can transfer the dry powder in the powder cavity into the power distribution cavity to achieve fire extinguishing work on the power distribution cabinet body, a rotating ring is rotatably connected to the upper side face of the base, a dispersing block is fixedly arranged on the outer annular surface of the rotating ring at equal angles, a sliding cavity which penetrates outwards is arranged in the dispersing block, a sliding block is connected in the sliding cavity in a sliding mode, and the sliding block cannot be completely separated from the sliding cavity.

2. The fireproof power distribution cabinet according to claim 1, characterized in that: the cooling device comprises a first ring block arranged on the outer ring of the main shaft, the first ring block is kept in a relative position relation with the main shaft through two first bearings, a first abutting groove is formed in the inner ring surface of the first ring block, a first sliding groove is formed in the outer ring surface of the main shaft, a first driving block matched with the first abutting groove is connected in the first sliding groove in a sliding mode, a first electromagnet is arranged in the main shaft, a first bevel gear is arranged on the outer ring surface of the first ring block, a second bevel gear meshed with the first bevel gear is installed at the left end of the first rotating shaft, and the first sliding groove and the first ring block are located on the upper side of the cylinder.

3. The fireproof power distribution cabinet according to claim 1, characterized in that: the fire extinguishing mechanism comprises a first threaded disc arranged on the outer ring of the main shaft, the first threaded disc is positioned in the transfer cavity, the outer ring of the main shaft is provided with a second ring block, the second ring block is kept in a relative position relation with the main shaft through two second bearings, a second abutting groove is arranged in the inner ring surface of the second ring block, a second sliding groove is arranged in the outer ring surface of the main shaft, the inner side surface of the second sliding groove is connected with a second driving block through a first spring, a first connecting groove is arranged in the right side surface of the first through hole, a second connecting groove is arranged in the base, a second rotating shaft penetrating into the second connecting groove is rotatably connected to the lower side surface of the first connecting groove, a third bevel gear is mounted at the upper end of the second rotating shaft, a rotating hole penetrating into the powder cavity leftwards is arranged in the left side surface of the second connecting groove, the rotary hole internal rotation is connected with No. three axis of rotation, No. three axis of rotation extends to left the powder intracavity, and install No. two thread discs on No. three axis of rotation, No. four bevel gears are installed to the right-hand member of No. three axis of rotation, No. three bevel gear with No. four bevel gear meshing, the downside internal rotation of a spread groove is connected with the screw spindle, No. two axis of rotation and No. two ring piece are connected through a hold-in range.

4. The fireproof power distribution cabinet according to claim 3, wherein: a first powder inlet hole which is communicated rightwards is formed in the right side surface of the transferring cavity, a first powder inlet hole which is communicated rightwards is formed in the right side surface of the first powder inlet hole and is communicated into the powder cavity, a first powder inlet hole communicated with the first powder inlet hole, a first cavity upwards penetrating through the base is arranged in the upper side surface of the first powder inlet hole, a second cavity which is downwards communicated into the first connecting groove is arranged in the lower side surface of the first cavity, the second cavity is positioned at the rear side of the second powder inlet hole, the thread axially extends into the second cavity, and a first connecting block in threaded connection with the threaded shaft is slidably connected in the second cavity, the upper end of a connecting block has set firmly No. two connecting blocks, No. two connecting blocks are located in the cavity, and the downside of a cavity has set firmly to extend to No. two baffle in the powder inlet hole.

5. The fireproof power distribution cabinet according to claim 4, wherein: the interior anchor ring of change is equipped with the ring gear, be equipped with No. three spread grooves in the side of going up of base, be equipped with in the right flank of No. three spread grooves link up extremely connecting hole in the through-hole, the downside internal rotation of No. three spread grooves is connected with No. four axis of rotation, No. four axis of rotation upwards extends to the upside of base, and install in No. four axis of rotation with the gear of ring gear meshing, No. four axis of rotation through No. two hold-in ranges with No. two ring block connects.

6. The fireproof power distribution cabinet according to claim 1, characterized in that: and a temperature sensor and an air inlet are arranged on the side surface of the power distribution cavity.

Technical Field

The invention relates to the technical field of power distribution cabinets, in particular to a fireproof power distribution cabinet.

Background

The power distribution cabinet is a general name of a motor control center, the motor control center is used for occasions with concentrated loads and more loops, the motor control center distributes electric energy of a certain circuit of upper-level power distribution equipment to nearby loads, and the equipment provides protection, monitoring and control functions for the loads.

Because this knowledge point of the work of putting out a fire of this type of equipment that can not come with water is not widely known, then when the switch board is on fire the personnel of the periphery still can adopt water to put out a fire the work usually, and this can give and increase the loss degree to can not obtain the fire extinguishing effect, so at present need one kind can carry out scientific switch board of the work of putting out a fire automatically.

Disclosure of Invention

The invention aims to provide a fireproof power distribution cabinet, which is used for overcoming the defects in the prior art.

The fireproof power distribution cabinet comprises a base, wherein at least three supporting legs are fixedly arranged on the lower side surface of the base, at least three supporting rods are fixedly arranged on the upper side surface of the base, the upper side surfaces of the supporting rods are jointly connected with a power distribution cabinet body, a power distribution cavity is arranged in the power distribution cabinet body, a first through hole which is through up and down is arranged in the base, a cylinder which penetrates upwards into the power distribution cavity is fixedly arranged on the ring surface of the first through hole, a transfer cavity with an upward opening is arranged in the cylinder, a motor is fixedly arranged on the lower side surface of the base, a main shaft which penetrates through the transfer cavity and is connected with the upper side surface of the power distribution cavity in a rotating mode is arranged on the upper side surface of the motor, an exhaust hole which is through rightwards is arranged in the power distribution cavity, a fixing frame is arranged in the ring surface of the exhaust hole, a first rotating shaft is rotatably connected in the fixing frame, and a rotating ring is arranged at the right end of the first rotating shaft, the fire extinguishing device comprises a base, a rotating ring, a cooling device and a fire extinguishing mechanism, wherein the rotating ring is arranged on the base, the cooling device can drive the rotating ring to rotate, the cooling device can reduce the temperature in the power distribution cavity, a powder cavity is arranged in the base, dry powder for fire extinguishing is stored in the powder cavity, the fire extinguishing mechanism is driven by the main shaft and can transfer the dry powder in the powder cavity into the power distribution cavity to achieve fire extinguishing work on a power distribution cabinet body, the upper side face of the base is rotatably connected with the rotating ring, the axis of the rotating ring is used as the center, dispersing blocks are fixedly arranged on the outer annular face of the rotating ring at equal angles, sliding cavities which are communicated outwards are arranged in the dispersing blocks, sliding blocks are connected in the sliding cavities in a sliding mode, and the sliding blocks cannot be completely separated from the sliding cavities.

The cooling device comprises a first ring block arranged on the outer ring of the main shaft, the first ring block is kept in a relative position relation with the main shaft through two first bearings, a first abutting groove is arranged in the inner ring surface of the first ring block, a first sliding groove is arranged in the outer ring surface of the main shaft, a first driving block matched with the first abutting groove is connected in the first sliding groove in a sliding mode, a first electromagnet is arranged in the main shaft, a first bevel gear is arranged on the outer ring surface of the first ring block, a second bevel gear meshed with the first bevel gear is installed at the left end of the first rotating shaft, the first sliding groove and the first ring block are both located on the upper side of the cylinder, when the main shaft rotates, the first driving block can move outwards due to the centrifugal phenomenon until the first driving block moves into the first abutting groove, at the moment, the rotation of the main shaft can drive the first ring block to enable the first bevel gear to rotate, the first bevel gear drives the second bevel gear meshed with the first bevel gear to enable the first rotating shaft to rotate when rotating, the rotating ring rotates and performs ventilation and cooling work, the first driving block can be attracted when the first electromagnet is electrified, the first driving block is separated from the first abutting groove, the rotation of the main shaft cannot drive the first ring block to rotate, and the cooling device stops working at the moment.

The fire extinguishing mechanism comprises a first threaded disc arranged on an outer ring of a main shaft, the first threaded disc is located in a transfer cavity, the outer ring of the main shaft is provided with a second ring block, the second ring block is kept in a relative position relation with the main shaft through two second bearings, a second abutting groove is arranged in the inner ring surface of the second ring block, a second sliding groove is arranged in the outer ring surface of the main shaft, the inner side surface of the second sliding groove is connected with a second driving block through a first spring, a first connecting groove is arranged in the right side surface of a first through hole, a second connecting groove is arranged in a base, a second rotating shaft penetrating into the second connecting groove is rotatably connected to the lower side surface of the first connecting groove, a third bevel gear is mounted at the upper end of the second rotating shaft, a rotating hole penetrating into the powder cavity to the left is arranged in the left side surface of the second connecting groove, the rotary hole internal rotation is connected with No. three axis of rotation, No. three axis of rotation extends to left the powder intracavity, and install No. two thread discs on No. three axis of rotation, No. four bevel gears are installed to the right-hand member of No. three axis of rotation, No. three bevel gear with No. four bevel gear meshing, the downside internal rotation of a spread groove is connected with the screw spindle, No. two axis of rotation and No. two ring piece are connected through a hold-in range.

A further technical scheme, be equipped with the powder hole of advancing that link up right in the right flank of transportation chamber, be equipped with in the right flank of a through-hole and link up right to in the powder intracavity to with No. two powder holes of advancing the powder hole intercommunication, be equipped with the cavity that upwards link up in the upside face of No. two powder holes the base, be equipped with in the downside of cavity and link up downwards to No. two cavities in the spread groove, No. two cavities are located the rear side of No. two powder holes, the screw axial extends to in No. two cavities, and sliding connection has No. one connecting block with screw spindle threaded connection in No. two cavities, the upper end of a connecting block has set firmly No. two connecting blocks, No. two connecting blocks are located in the cavity, and the downside of cavity has set firmly to extend to No. two powder downthehole baffles, when the second connecting block moves upwards, the baffle also moves upwards, and at the moment, the second powder inlet hole is not closed by the baffle any more.

Further technical scheme, the interior anchor ring of swivel is equipped with the ring gear, be equipped with No. three spread grooves in the upside of base, be equipped with in the right flank of No. three spread grooves link up extremely connecting hole in the through-hole, the downside internal rotation of No. three spread grooves is connected with No. four axis of rotation, No. four axis of rotation upwards extends to the upside of base, and install in No. four axis of rotation with the gear of ring gear meshing, No. four axis of rotation through No. two hold-in ranges with No. two ring block connects.

According to a further technical scheme, a temperature sensor and an air inlet are arranged on the side face of the power distribution cavity.

The invention has the beneficial effects that: the cooling mechanism is arranged, so that the automatic cooling and ventilation device can perform automatic cooling and ventilation when the temperature of the power distribution cavity in the automatic cooling and ventilation device is too high;

the fire extinguishing mechanism is arranged, when a power distribution cavity in the fire extinguishing mechanism catches fire, dry powder can be automatically used for fire extinguishing, and the powder cavity for storing the dry powder is positioned in the base, so that the gravity center of the fire extinguishing mechanism is reduced, and the stability of the fire extinguishing mechanism is enhanced;

the motors for driving the cooling mechanism and the fire extinguishing mechanism are far away from the power distribution cavity, so that the starting of the driving mechanism and the fire extinguishing mechanism cannot be influenced by fire;

when a fire breaks out, the invention can automatically push away surrounding objects to prevent the spread of fire.

Drawings

FIG. 1 is an external view of the present invention;

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is a schematic view of the structure of FIG. 2 at the ring block number one;

FIG. 4 is a schematic view of the structure at the one-number through hole of FIG. 2;

FIG. 5 is a schematic view of the structure of FIG. 4 at the ring block number two;

FIG. 6 is a schematic view of the structure A-A of FIG. 4;

FIG. 7 is a schematic view of the powder chamber of FIG. 2;

fig. 8 is a schematic diagram of the structure of the dissipating block of fig. 2.

Detailed Description

In order to make the objects and advantages of the present invention more clear, the following description of the invention with reference to the examples shall be understood as the following text only describing a fire protection electrical panel or several specific embodiments of the invention and not strictly limiting the scope of protection specifically claimed by the invention, as used herein, the terms upper and lower and left and right are not limited to their strict geometrical definition but include tolerances for machining or human error rationality and inconsistency, the specific features of which are described in detail below:

referring to fig. 1-8, a fireproof power distribution cabinet according to an embodiment of the present invention includes a base 11, at least three support legs 12 are fixedly disposed on a lower side of the base 11, at least three support rods 13 are fixedly disposed on an upper side of the base 11, a power distribution cabinet 14 is commonly connected to upper sides of the support rods 13, a power distribution cavity 16 is disposed in the power distribution cabinet 14, a through hole 15 penetrating up and down is disposed in the base 11, a cylinder 17 penetrating up into the power distribution cavity 16 is fixedly disposed on a ring surface of the through hole 15, a transfer cavity 18 having an upward opening is disposed in the cylinder 17, a motor 19 is fixedly disposed on a lower side of the base 11, a main shaft 20 penetrating through the transfer cavity 18 and then rotatably connected to an upper side of the power distribution cavity 16 is disposed on an upper side of the motor 19, an exhaust hole penetrating right is disposed in the power distribution cavity 16, a fixing frame is arranged in the ring surface of the air exhaust hole, a first rotating shaft 22 is rotationally connected to the fixing frame, a rotating ring 23 is arranged at the right end of the first rotating shaft 22, a cooling device 101 capable of driving the rotating ring 23 to rotate is arranged on the main shaft 20, the cooling device 101 can reduce the temperature in the power distribution cavity 16, a powder cavity 24 is arranged in the base 11, dry powder for extinguishing fire is stored in the powder cavity 24, a fire extinguishing mechanism 102 driven by the main shaft 20 is arranged in the powder cavity 24, the dry powder in the powder cavity 24 can be transferred into the power distribution cavity 16 by the fire extinguishing mechanism 102 to realize the fire extinguishing work of the power distribution cabinet body 14, the rotating ring 25 is rotationally connected to the upper side surface of the base 11, the axis of the rotating ring 25 is taken as the center, dissipating blocks 26 are fixedly arranged at equal angles on the outer ring surface of the rotating ring 25, and a sliding cavity 27 which penetrates outwards is arranged in the dissipating blocks 26, and a sliding block 28 is slidably connected in the sliding cavity 27, and the sliding block 28 cannot be completely separated from the sliding cavity 27.

Advantageously or exemplarily, the cooling device 101 includes a first ring block 29 disposed on an outer ring of the main shaft 20, the first ring block 29 is maintained in a relative position with the main shaft 20 by two first bearings 30, a first abutting groove 31 is disposed in an inner ring surface of the first ring block 29, a first sliding groove 32 is disposed in an outer ring surface of the main shaft 20, a first driving block 33 adapted to the first abutting groove 31 is slidably connected to the first sliding groove 32, a first electromagnet 34 is disposed in the main shaft 20, a first bevel gear is disposed on an outer ring surface of the first ring block 29, a second bevel gear engaged with the first bevel gear is mounted on a left end of the first rotating shaft 22, the first sliding groove 32 and the first ring block 29 are both disposed on an upper side of the column 17, the first driving block 33 is moved outward by a centrifugal phenomenon when the main shaft 20 rotates until the first driving block 33 moves into the first abutting groove 31, at this time, the rotation of the main shaft 20 can drive the first ring block 29 to rotate the first bevel gear, the first bevel gear rotates to drive the second bevel gear engaged with the first bevel gear to rotate the first rotating shaft 22, at this time, the rotating ring 23 rotates and performs ventilation and cooling operation, when the first electromagnet 34 is energized, the first driving block 33 is attracted, and the first driving block 33 is separated from the first abutting groove 31, at this time, the rotation of the main shaft 20 cannot drive the first ring block 29 to rotate, and at this time, the cooling device 101 stops operating.

Beneficially or exemplarily, the fire extinguishing mechanism 102 includes a first threaded disc 45 disposed on an outer ring of the main shaft 20, the first threaded disc 45 is located in the transfer chamber 18, a second ring block 35 is disposed on an outer ring of the main shaft 20, the second ring block 35 is maintained in a relative position relationship with the main shaft 20 through two second bearings 36, a second abutting groove 37 is disposed in an inner ring surface of the second ring block 35, a second sliding groove 38 is disposed in an outer ring surface of the main shaft 20, a second driving block 70 is connected to an inner side surface of the second sliding groove 38 through a first spring, a first connecting groove 39 is disposed in a right side surface of the first through hole 15, a second connecting groove 40 is disposed in the base 11, a second rotating shaft 41 penetrating into the second connecting groove 40 is rotatably connected to a lower side surface of the first connecting groove 39, a third bevel gear is mounted at an upper end of the second rotating shaft 41, be equipped with in the left side of No. two spread grooves 40 and link up to the trompil 42 in the powder chamber 24 left, the trompil 42 internal rotation is connected with No. three axis of rotation 43, No. three axis of rotation 43 extends to left in the powder chamber 24, and install No. two thread discs 44 on the No. three axis of rotation 43, No. four bevel gears are installed to the right-hand member of No. three axis of rotation 43, No. three bevel gears with No. four bevel gear meshes, the downside internal rotation of a spread groove 39 is connected with threaded spindle 46, threaded spindle 46 No. two axis of rotation 41 with No. two ring piece 35 connects through hold-in range 47.

Beneficially or exemplarily, a first powder inlet hole 48 penetrating rightward is formed in the right side surface of the transfer cavity 18, a second powder inlet hole 49 penetrating rightward into the powder cavity 24 and communicating with the first powder inlet hole 48 is formed in the right side surface of the first powder inlet hole 15, a first cavity 50 penetrating upward through the base 11 is formed in the upper side surface of the second powder inlet hole 49, a second cavity 51 penetrating downward into the first connecting groove 39 is formed in the lower side surface of the first cavity 50, the second cavity 51 is located at the rear side of the second powder inlet hole 49, the threaded shaft 46 extends upward into the second cavity 51, a first connecting block 52 in threaded connection with the threaded shaft 46 is slidably connected in the second cavity 51, a second connecting block 53 is fixedly arranged at the upper end of the first connecting block 52, and the second connecting block 53 is located in the first cavity 50, and a baffle 54 extending into the second powder inlet hole 49 is fixedly arranged on the lower side surface of the first cavity 50, when the second connecting block 53 moves upwards, the baffle 54 also moves upwards, and at the moment, the second powder inlet hole 49 is not closed by the baffle 54 any more.

Beneficially or exemplarily, the inner annular surface of the swivel 25 is provided with a gear ring 55, the upper side surface of the base 11 is provided with a third connecting groove 56, the right side surface of the third connecting groove 56 is provided with a connecting hole penetrating into the first connecting hole 15, a fourth rotating shaft 57 is rotatably connected to the lower side surface of the third connecting groove 56, the fourth rotating shaft 57 extends upward to the upper side of the base 11, a gear 58 engaged with the gear ring 55 is mounted on the fourth rotating shaft 57, and the fourth rotating shaft 57 is connected to the second ring block 35 through a second synchronous belt 59.

Advantageously or exemplarily, the side of the distribution chamber 16 is provided with a temperature sensor 60 and an air inlet.

The working process of the fireproof power distribution cabinet comprises the following steps:

when the temperature sensor 60 senses that the temperature in the power distribution cavity 16 reaches the temperature required to actively dissipate heat, the motor 19 is powered on and works with low power, the motor 19 can drive the main shaft 20 to rotate at a slow rotating speed, the second driving block 70 positioned in the second sliding groove 38 cannot move into the second abutting groove 37 due to the centrifugal phenomenon when the rotating speed of the main shaft 20 is slow, the second ring block 35 cannot be driven by the main shaft 20 to rotate, but the rotation of the main shaft 20 can drive the first ring block 29 to rotate so that the cooling device 101 works.

When a fire breaks out in the distribution cavity 16, the temperature sensor 60 controls the motor 19 to work at high power, the first electromagnet 34 is electrified, the main shaft 20 rotates at high speed, the second driving block 70 moves into the second abutting groove 37 due to centrifugal phenomenon when the main shaft 20 rotates at high speed, the second ring block 35 is driven by the main shaft 20 to rotate, the first synchronous belt 47 is driven to drive the threaded shaft 46 and the second rotary shaft 41 to rotate when the second ring block 35 rotates, the first connecting block 52 in threaded connection with the threaded shaft 46 is driven to move upwards when the threaded shaft 46 rotates, the second connecting block 53 moves upwards and drives the baffle 54 to move upwards, the first connecting block 52 is separated from the threaded shaft 46 when the first connecting block 52 moves to the upper limit, but a part of the first connecting block 52 is still positioned in the second cavity 51, and the baffle 54 moves to the upper side of the second powder inlet hole 49, when the second rotating shaft 41 rotates, the third rotating shaft 43 rotates through the meshing relationship between the third bevel gear and the fourth bevel gear, the third rotating shaft 43 drives the second threaded disc 44 to rotate, at this time, the dry powder in the powder chamber 24 is driven by the second threaded disc 44 and enters the transfer chamber 18 through the second powder inlet hole 49 and the first powder inlet hole 48, the dry powder entering the transfer chamber 18 is driven by the moving first threaded disc 45 and moves upwards into the distribution chamber 16 to extinguish fire, when the first electromagnet 34 is energized, the cooling device 101 stops working to prevent the dry powder entering the distribution chamber 16 from being blown out of the distribution chamber 16 by the rotating ring 23, the rotation of the second ring block 35 drives the fourth rotating shaft 57 to rotate through the second synchronous belt 59, when the fourth rotating shaft 57 rotates, the rotating ring 25 rotates through the driving gear 58, and at this time, the dispersing block 26 rotates, and slide 28 is now moved outward to push away objects around the invention to prevent the fire from spreading.

The invention has the beneficial effects that: the cooling mechanism is arranged, so that the automatic cooling and ventilation device can perform automatic cooling and ventilation when the temperature of the power distribution cavity in the automatic cooling and ventilation device is too high;

the fire extinguishing mechanism is arranged, when a power distribution cavity in the fire extinguishing mechanism catches fire, dry powder can be automatically used for fire extinguishing, and the powder cavity for storing the dry powder is positioned in the base, so that the gravity center of the fire extinguishing mechanism is reduced, and the stability of the fire extinguishing mechanism is enhanced;

the motors for driving the cooling mechanism and the fire extinguishing mechanism are far away from the power distribution cavity, so that the starting of the driving mechanism and the fire extinguishing mechanism cannot be influenced by fire;

when a fire breaks out, the invention can automatically push away surrounding objects to prevent the spread of fire.

It will be apparent to those skilled in the art that various modifications may be made to the above embodiments without departing from the general spirit and concept of the invention. All falling within the scope of protection of the present invention. The protection scheme of the invention is subject to the appended claims.