CN113824016A

CN113824016A - Block terminal with safeguard function

Info

Publication number: CN113824016A
Application number: CN202111043385.6A
Authority: CN
Inventors: 李海红; 鲍凯; 李建; 柯维
Original assignee: Yuanzhou Electric Co ltd
Current assignee: Yuanzhou Electric Co ltd
Priority date: 2021-09-07
Filing date: 2021-09-07
Publication date: 2021-12-21
Anticipated expiration: 2041-09-07
Also published as: CN113824016B

Abstract

The invention provides a distribution box with a protection function, belongs to the technical field of power engineering, and is used for solving the technical problems that water is easy to enter the existing distribution box in the weather of wind and rain, and the protection effect is poor. The heat dissipation structure comprises a distribution box body, wherein a heat dissipation port is formed in the side end of the distribution box body, a rotating shaft is rotatably arranged at the upper end of the distribution box body, a power mechanism is arranged at the upper end of the rotating shaft, a sealing mechanism is arranged in the distribution box body and comprises a lifting assembly, cover plates and an L-shaped rod, a plurality of pull rods are hinged to the L-shaped rod and hinged to the cover plates respectively, and a heat dissipation mechanism is further arranged in the distribution box body; the invention seals the heat dissipation opening when raining, and enhances the protection effect of the distribution box body; the heat dissipation effect of the distribution box body can be ensured while the sealing performance of the distribution box body is improved; wind power in all directions is converted into power, so that energy is saved; when wind power is small, the air flow in the distribution box body is increased, and the effect of accelerating heat dissipation is achieved.

Description

Block terminal with safeguard function

Technical Field

The invention belongs to the technical field of power engineering, relates to a distribution box, and particularly relates to a distribution box with a protection function.

Background

The distribution box is a mass parameter on data, generally forms a low-voltage forest according to electrical wiring, and requires that a switch device, a measuring instrument, a protective electrical appliance and an auxiliary device are assembled in a closed or semi-closed metal cabinet or on a screen to form the low-voltage distribution box. The circuit can be switched on or switched off by means of a manual or automatic switch during normal operation, and the distribution box has the characteristics of small volume, simplicity and convenience in installation, special technical performance, fixed position, unique configuration function, no limitation of places, universal application, stability and reliability in operation, high space utilization rate, small occupied area and environmental protection effect;

electrical components's in the block terminal use more, therefore the block terminal need dispel the heat when using, and the louvre has all been seted up at its side to the block terminal that uses on the market at present, and at rainy weather, the rainwater is blown into the louvre by wind easily, leads to the block terminal inside to wet, and serious can cause the circuit short circuit to cause the accident, and the protective effect is relatively poor.

Based on this, we have designed a block terminal with safeguard function.

Disclosure of Invention

The invention aims to solve the problems in the prior art and provides a distribution box with a protection function, and the device aims to solve the technical problems that: how to prevent in weather that the rainwater from getting into the block terminal, strengthen the protective effect of block terminal.

The purpose of the invention can be realized by the following technical scheme:

the utility model provides a block terminal with safeguard function, include the block terminal body and install at the inside mounting panel of block terminal body, a plurality of symmetric distribution's thermovent is seted up to the side of block terminal body, the upper end of block terminal body is rotated and is provided with the pivot, and the upper end of pivot is equipped with power unit, the inside of block terminal body is equipped with sealing mechanism, sealing mechanism is including connecting the promotion subassembly at the pivot lower extreme, the L shape pole that sets up in the inside both sides of block terminal body is lapped and is slided in a plurality of laps in the thermovent outside, it has a plurality of pull rods to articulate on the L shape pole, and the pull rod is articulated with a plurality of laps respectively, the upper end and the promotion subassembly of L shape pole are connected, the inside heat dissipation mechanism that still is equipped with of block terminal body.

The working principle of the invention is as follows: in strong wind weather, power unit provides power and drives the pivot and rotate, and the pivot drives the promotion subassembly and rises and upwards stimulates L shape pole, and L shape pole drives the apron through its articulated a plurality of pull rods and rotates and with the thermovent shutoff, can prevent that strong wind from scraping the rainwater into the block terminal body, dispels the heat through heat dissipation mechanism after the block terminal body seals for the inside heat of block terminal body can in time give off.

The side of block terminal body is fixed with a plurality of weather shields, and a plurality of weather shields are located the apron top that corresponds the position respectively, and the inboard of apron is fixed with the sealing washer.

Structure more than adopting, weather shield and sealing washer can prevent that the rainwater from along the outer wall infiltration of block terminal body inside, improve the leakproofness of apron to the thermovent.

Power unit includes dustcoat, power fan and deflector, and the dustcoat rotates to be connected in the upper end of pivot, and the upper end of pivot extends to inside the dustcoat, and the center pin of power fan rotates and inserts the side of establishing at the dustcoat, and connects through bevel gear pair transmission between the center pin of power fan and the pivot, and the deflector is fixed and is kept away from the side of power fan at the dustcoat.

By adopting the structure, under the influence of wind power, the steering plate rotates along the rotating shaft to drive the outer cover and the power fan to synchronously rotate, so that the power fan faces the windward direction, the wind power is fully utilized to drive the power fan to rotate, and then the rotating shaft is driven to rotate through the bevel gear pair.

The promotion subassembly includes the lifting ring, it sets up the lower extreme in the pivot to rotate the shell, it establishes the outside at the lifting ring to rotate the shell slip, the cavity has been seted up to the inboard of rotation shell, it has non-Newton liquid to fill in the cavity, the outside of lifting ring is fixed with the branch of a plurality of circumference equipartitions, and branch extends to inside the cavity, the outside of rotation shell is fixed with the telescopic link that distributes to a plurality of slopes, the telescopic link comprises the sleeve pipe of fixing in the rotation shell outside and the slide bar that slides and set up at the intraduct, the end fixing of slide bar has the bobble, the lifting plate slides and sets up the outside in the pivot, and the downside and the bobble of lifting plate offset, the upper end and the lifting plate fixed connection of L shape pole.

Structure more than adopting, because it has non-Newtonian liquid to fill in the cavity, when the pivot fast turn-round, the lift ring can drive and rotate the shell synchronous rotation, at this moment, under the effect of centrifugal force, the telescopic link is to the outside extension, because the telescopic link slope sets up, the telescopic link can upwards promote the lifter plate through the bobble when to the outside extension to drive L shape pole rebound.

The lower extreme of lift ring is fixed with the triangle piece of a plurality of circumference equipartitions, and the lower extreme of pivot is fixed with the fixed block of a plurality of circumference equipartitions, and the lower extreme of rotation shell is fixed with the first magnetic path of a plurality of circumference equipartitions, and the upper end of mounting panel is fixed with the slide rail of vertical distribution, and slides in the slide rail and be provided with the horizontal pole, and the tip of horizontal pole is fixed with the second magnetic path, and the different magnetic poles of first magnetic path and second magnetic path are distributed relatively.

Structure more than adopting, when the pivot low-speed rotates, non-Newton liquid is the liquid state, under the suction effect of first magnetic path and second magnetic path, rotates the shell and can not rotate, and the pivot drives the fixed block and rotates and under the effect of three hornblocks, drives the lifting ring and reciprocates this moment, and the lifting ring can drive to rotate shell, telescopic link, bobble and lifter plate luffing motion simultaneously to make the apron swing, increase the inside air flow of block terminal body, realize radiating effect with higher speed.

The utility model discloses a cooling fan, including block terminal body, heat dissipation mechanism, motor and cooling fan, the top is fixed in the upper end of block terminal body, and be equipped with the clearance between top board and the block terminal body, the border inboard of top board is fixed with the water strainer, the air inlet has been seted up to the upper end of block terminal body, the lower extreme of pivot is seted up flutedly, the motor is fixed inside the recess, and the output shaft of motor and the center pin fixed connection of cooling fan, the below side of block terminal body is connected with a plurality of one-way tuber pipes, and one-way tuber pipe export direction is towards the block terminal body outside.

Structure more than adopting, when windy weather, the pivot is rotated and is driven motor and cooling fan synchronous rotation, produce the air current, outside air passes through inside clearance entering block terminal body between roof and the block terminal body, and discharge through one-way tuber pipe, ventilation cooling's effect has been realized, and the air can not produce the harm to electrical components after the drying of drainage cover, under windless weather, can drive the cooling fan through the starter motor and rotate, reach the same effect.

The rear side of mounting panel is fixed with the water-cooled tube, and the upper end and the roof upper surface of water-cooled tube flush, and the lower extreme of water-cooled tube runs through the base of block terminal body, and the both ends of water-cooled tube all are fixed with the filter screen.

By adopting the structure, when raining, rainwater enters from the upper end of the water-cooling pipe, and can absorb heat of the mounting plate in the flowing process, and then flows out from the lower end of the water-cooling pipe, so that the heat dissipation effect of the distribution box body can be enhanced.

Compared with the prior art, this block terminal with safeguard function has following advantage:

1. through sealing mechanism to the sealed of thermovent when raining, prevent that the rainwater from getting into the block terminal body inside, strengthen the protective effect of block terminal body.

2. Through heat dissipation mechanism to the inside heat dissipation that dispels of block terminal body under the condition of thermovent by the shutoff, further strengthen the heat dissipation to the block terminal body through the water-cooled tube, can guarantee its radiating effect when increasing block terminal body leakproofness.

3. Wind power in all directions is converted into power through the power mechanism, extra energy input is not needed, and energy is saved.

4. Through mutually supporting between triangle piece, fixed block, horizontal pole, first magnetic path and the second magnetic path, when wind-force is less, increase the inside air flow of block terminal body, realize radiating effect with higher speed.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

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

FIG. 3 is a partial cross-sectional structural view of a portion of the components of the present invention;

FIG. 4 is a schematic top perspective view of the spindle and lift assembly of the present invention;

FIG. 5 is a schematic view of the underside of the spindle and lift assembly of the present invention;

FIG. 6 is a schematic view in partial section of a lift assembly of the present invention;

FIG. 7 is a schematic view of the upper end of the mounting plate of the present invention;

FIG. 8 is a partial sectional view of the water cooling tube and the cover plate in the present invention.

In the figure: 1. a distribution box body; 101. a heat dissipation port; 102. mounting a plate; 103. an air inlet; 2. a rotating shaft; 3. a power mechanism; 301. a housing; 302. a power fan; 303. a steering plate; 4. a sealing mechanism; 401. a cover plate; 402. an L-shaped rod; 403. a pull rod; 404. a rain shield; 405. a seal ring; 406. a lifting ring; 407. rotating the shell; 408. a cavity; 409. a strut; 410. a telescopic rod; 411. a pellet; 412. a lifting plate; 413. a triangular block; 414. a fixed block; 415. a first magnetic block; 416. a slide rail; 417. a cross bar; 418. a second magnetic block; 5. a heat dissipation mechanism; 501. a top plate; 502. a water filtering cover; 503. a motor; 504. a cooling fan; 505. a unidirectional air pipe; 6. a water-cooled tube.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-8, the present embodiment provides a distribution box with a protection function, including a distribution box body 1 and a mounting plate 102 installed inside the distribution box body 1, a plurality of symmetrically distributed heat sinks 101 are formed at a side end of the distribution box body 1, a rotating shaft 2 is rotatably disposed at an upper end of the distribution box body 1, a power mechanism 3 is disposed at an upper end of the rotating shaft 2, a sealing mechanism 4 is disposed inside the distribution box body 1, the sealing mechanism 4 includes a lifting assembly connected to a lower end of the rotating shaft 2, a plurality of cover plates 401 hinged to outer sides of the heat sinks 101, and L-shaped rods 402 slidably disposed at two sides inside the distribution box body 1, a plurality of pull rods 403 are hinged to the L-shaped rods 402, the pull rods 403 are respectively hinged to the plurality of cover plates 401, an upper end of the L-shaped rods 402 is connected to the lifting assembly, and a heat dissipation mechanism 5 is further disposed inside the distribution box body 1; in strong wind weather, power unit 3 provides power and drives pivot 2 and rotate, pivot 2 drives the promotion subassembly and rises and upwards stimulates L shape pole 402, L shape pole 402 drives apron 401 through its articulated a plurality of pull rods 403 and rotates and with thermovent 101 shutoff, can prevent that strong wind from scraping into block terminal body 1 with the rainwater, block terminal body 1 dispels the heat through heat dissipation mechanism 5 after sealed for 1 inside heat of block terminal body can in time give off.

A plurality of rain baffles 404 are fixed at the side end of the distribution box body 1, the rain baffles 404 are respectively positioned above the cover plate 401 at corresponding positions, and a sealing ring 405 is fixed at the inner side of the cover plate 401; the rain shield 404 and the sealing ring 405 can prevent rainwater from permeating into the distribution box body 1 along the outer wall, and the sealing performance of the cover plate 401 on the heat dissipation port 101 is improved.

The power mechanism 3 comprises an outer cover 301, a power fan 302 and a steering plate 303, the outer cover 301 is rotatably connected to the upper end of the rotating shaft 2, the upper end of the rotating shaft 2 extends into the outer cover 301, the central shaft of the power fan 302 is rotatably inserted into the side end of the outer cover 301, the central shaft of the power fan 302 is in transmission connection with the rotating shaft 2 through a bevel gear pair, and the steering plate 303 is fixed at the side end, far away from the power fan 302, of the outer cover 301; under the influence of wind power, the steering plate 303 rotates along the rotating shaft 2 to drive the outer cover 301 and the power fan 302 to synchronously rotate, so that the power fan 302 faces the windward direction, the power fan 302 is driven to rotate by fully utilizing the wind power, and then the rotating shaft 2 is driven to rotate through the bevel gear pair.

The lifting assembly comprises a lifting ring 406, a rotating shell 407 and a lifting plate 412, the lifting ring 406 is arranged at the lower end of the rotating shaft 2 in a sliding manner, the rotating shell 407 is sleeved outside the lifting ring 406 in a rotating manner, a cavity 408 is formed in the inner side of the rotating shell 407, non-Newtonian liquid is filled in the cavity 408, a plurality of support rods 409 which are uniformly distributed circumferentially are fixed on the outer side of the lifting ring 406, the support rods 409 extend into the cavity 408, a plurality of telescopic rods 410 which are distributed obliquely upwards are fixed on the outer side of the rotating shell 407, each telescopic rod 410 comprises a sleeve fixed on the outer side of the rotating shell 407 and a sliding rod arranged inside the sleeve in a sliding manner, a small ball 411 is fixed at the end part of each sliding rod, the lifting plate 412 is arranged on the outer side of the rotating shaft 2 in a sliding manner, the lower side of the lifting plate 412 abuts against the small ball 411, and the upper end of the L-shaped rod 402 is fixedly connected with the lifting plate 412; because the cavity 408 is filled with non-newtonian liquid, when the rotating shaft 2 rotates rapidly, the lifting ring 406 can drive the rotating shell 407 to rotate synchronously, at this time, under the effect of centrifugal force, the telescopic rod 410 extends outwards, and because the telescopic rod 410 is arranged obliquely, the telescopic rod 410 can push the lifting plate 412 upwards through the small ball 411 while extending outwards, and drive the L-shaped rod 402 to move upwards.

A plurality of triangular blocks 413 which are uniformly distributed on the circumference are fixed at the lower end of the lifting ring 406, a plurality of fixed blocks 414 which are uniformly distributed on the circumference are fixed at the lower end of the rotating shaft 2, a plurality of first magnetic blocks 415 which are uniformly distributed on the circumference are fixed at the lower end of the rotating shell 407, a sliding rail 416 which is vertically distributed is fixed at the upper end of the mounting plate 102, a cross bar 417 is arranged in the sliding rail 416 in a sliding manner, a second magnetic block 418 is fixed at the end part of the cross bar 417, and different magnetic poles of the first magnetic block 415 and the second magnetic block 418 are distributed oppositely; when pivot 2 low-speed rotates, non-Newtonian liquid is the liquid state, under the suction effect of first magnetic path 415 and second magnetic path 418, it can not rotate to rotate shell 407, pivot 2 drives fixed block 414 and rotates and under the effect of triangle piece 413 this moment, drive lift ring 406 and reciprocate, lift ring 406 can drive and rotate shell 407 simultaneously, telescopic link 410, bobble 411 and lifter plate 412 luffing motion, thereby make apron 401 swing, increase the inside air flow of block terminal body 1, realize radiating effect with higher speed.

The heat dissipation mechanism 5 comprises a top plate 501, a motor 503 and a cooling fan 504, wherein the top plate 501 is fixed at the upper end of the distribution box body 1, a gap is formed between the top plate 501 and the distribution box body 1, a water filter cover 502 is fixed on the inner side of the edge of the top plate 501, an air inlet 103 is formed in the upper end of the distribution box body 1, a groove is formed in the lower end of a rotating shaft 2, the motor 503 is fixed in the groove, an output shaft of the motor 503 is fixedly connected with a central shaft of the cooling fan 504, a plurality of unidirectional air pipes 505 are connected to the lower side end of the distribution box body 1, and the outlet directions of the unidirectional air pipes 505 face the outer side of the distribution box body 1; when windy weather, pivot 2 rotates and drives motor 503 and cooling fan 504 synchronous rotation, produce the air current, outside air passes through roof 501 and block terminal body 1 between the clearance entering block terminal body 1 inside, and discharge through one-way tuber pipe 505, ventilation cooling's effect has been realized, and the air can not produce the harm to electrical components after the drying of water strainer 502, under the weather of no wind, can drive cooling fan 504 through starter motor 503 and rotate, reach the same effect.

A water-cooling tube 6 is fixed on the rear side of the mounting plate 102, the upper end of the water-cooling tube 6 is flush with the upper surface of the top plate 501, the lower end of the water-cooling tube 6 penetrates through the base of the distribution box body 1, and filter screens are fixed at the two ends of the water-cooling tube 6; when raining, rainwater enters from the upper end of the water-cooling pipe 6, and in the flowing process, the heat of the mounting plate 102 can be absorbed, and then flows out from the lower end of the water-cooling pipe 6, so that the heat dissipation effect of the distribution box body 1 can be enhanced.

The fixing modes are all the most common fixing connection modes in the field, such as welding, bolt connection and the like; the above electrical components, such as the motor 503, are all prior art products, and can be purchased and used in the market directly, and the detailed description is omitted.

The working principle of the invention is as follows: under the influence of strong wind, the steering plate 303 rotates along the rotating shaft 2 to drive the outer cover 301 and the power fan 302 to synchronously rotate, so that the power fan 302 faces the windward direction, wind power is fully utilized to drive the power fan 302 to rotate, then the rotating shaft 2 is driven to rotate through the bevel gear pair, because the cavity 408 is filled with non-Newtonian liquid, when the rotating shaft 2 rapidly rotates, the lifting ring 406 can drive the rotating shell 407 to synchronously rotate, at the moment, under the action of centrifugal force, the telescopic rod 410 extends outwards, because the telescopic rod 410 is obliquely arranged, the lifting plate 412 can be pushed upwards through the small balls 411 while the telescopic rod 410 extends outwards, and the L-shaped rod 402 is driven to upwards move, the L-shaped rod 402 drives the cover plate 401 to rotate through the plurality of pull rods 403 hinged with the L-shaped rod 402 and seals the heat dissipation port 101, the rainwater can be prevented from being scraped into the distribution box body 1 by strong wind, after the distribution box body 1 is sealed, the rotating shaft 2 rotates to drive the motor 503 and the cooling fan 504 to synchronously rotate, the air flow is generated, external air enters the distribution box body 1 through a gap between the top plate 501 and the distribution box body 1 and is discharged through the one-way air pipe 505, the ventilation and heat dissipation effects are realized, and the air is dried by the water filtering cover 502 and cannot damage electrical elements, so that heat in the distribution box body 1 can be dissipated in time;

in addition, when wind power is low, when the rotating shaft 2 rotates at a low speed, the non-newton liquid is in a liquid state, the rotating shell 407 cannot rotate under the action of the attractive force of the first magnetic block 415 and the second magnetic block 418, at this time, the rotating shaft 2 drives the fixed block 414 to rotate and drives the lifting ring 406 to move up and down under the action of the triangular block 413, and meanwhile, the lifting ring 406 drives the rotating shell 407, the telescopic rod 410, the small ball 411 and the lifting plate 412 to swing up and down, so that the cover plate 401 swings, the air flow in the distribution box body 1 is increased, and the effect of accelerating heat dissipation is achieved;

when raining, rainwater enters from the upper end of the water-cooling pipe 6, and in the flowing process, the heat of the mounting plate 102 can be absorbed, and then flows out from the lower end of the water-cooling pipe 6, so that the heat dissipation effect of the distribution box body 1 can be enhanced.

In conclusion, the sealing mechanism 4 seals the heat dissipation opening 101 in the rainy days, so that rainwater is prevented from entering the distribution box body 1, and the protection effect of the distribution box body 1 is enhanced;

the inside of the distribution box body 1 is radiated under the condition that the radiating port 101 is blocked through the radiating mechanism 5, the radiating of the distribution box body 1 is further enhanced through the water-cooling pipe 6, the sealing performance of the distribution box body 1 is improved, and meanwhile the radiating effect of the distribution box body 1 can be ensured;

wind power in all directions is converted into power through the power mechanism 3, extra energy input is not needed, and energy is saved;

through the mutual cooperation between triangle piece 413, fixed block 414, horizontal pole 417, first magnetic block 415 and second magnetic block 418, when wind-force is less, increase the inside air flow of block terminal body 1, realize radiating effect with higher speed.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. A distribution box with a protection function comprises a distribution box body (1) and a mounting plate (102) mounted inside the distribution box body (1), and is characterized in that a plurality of symmetrically distributed heat dissipation ports (101) are formed in the side end of the distribution box body (1), a rotating shaft (2) is rotatably arranged at the upper end of the distribution box body (1), a power mechanism (3) is arranged at the upper end of the rotating shaft (2), a sealing mechanism (4) is arranged inside the distribution box body (1), the sealing mechanism (4) comprises a lifting assembly connected to the lower end of the rotating shaft (2), a plurality of cover plates (401) hinged to the outer side of the heat dissipation ports (101) and L-shaped rods (402) arranged on two sides inside the distribution box body (1) in a sliding mode, a plurality of pull rods (403) are hinged to the L-shaped rods (402), the pull rods (403) are hinged to the cover plates (401) respectively, the upper ends of the L-shaped rods (402) are connected with the lifting assembly, the distribution box body (1) is also internally provided with a heat dissipation mechanism (5).

2. The distribution box with the protection function according to claim 1, wherein a plurality of rain baffles (404) are fixed at the side ends of the distribution box body (1), the plurality of rain baffles (404) are respectively located above the cover plate (401) at corresponding positions, and a sealing ring (405) is fixed at the inner side of the cover plate (401).

3. The distribution box with the protection function according to claim 1, wherein the power mechanism (3) comprises an outer cover (301), a power fan (302) and a steering plate (303), the outer cover (301) is rotatably connected to the upper end of the rotating shaft (2), the upper end of the rotating shaft (2) extends into the outer cover (301), a central shaft of the power fan (302) is rotatably inserted into the side end of the outer cover (301), the central shaft of the power fan (302) is in transmission connection with the rotating shaft (2) through a bevel gear pair, and the steering plate (303) is fixed to the side end, far away from the power fan (302), of the outer cover (301).

4. The distribution box with the protection function according to claim 1, wherein the lifting assembly comprises a lifting ring (406), a rotating shell (407) and a lifting plate (412), the lifting ring (406) is slidably disposed at the lower end of the rotating shaft (2), the rotating shell (407) is rotatably sleeved on the outer side of the lifting ring (406), a cavity (408) is formed in the inner side of the rotating shell (407), the cavity (408) is filled with non-Newtonian liquid, a plurality of struts (409) are circumferentially and uniformly distributed and fixed on the outer side of the lifting ring (406), the struts (409) extend into the cavity (408), a plurality of telescopic rods (410) are fixed on the outer side of the rotating shell (407) and are obliquely distributed, the telescopic rods (410) are composed of sleeves fixed on the outer side of the rotating shell (407) and sliding rods slidably disposed inside the sleeves, small balls (411) are fixed on the end portions of the sliding rods, and the lifting plate (412) is slidably disposed on the outer side of the rotating shaft (2), the lower side of the lifting plate (412) is abutted against the small ball (411), and the upper end of the L-shaped rod (402) is fixedly connected with the lifting plate (412).

5. The distribution box with the protection function according to claim 4, wherein a plurality of triangular blocks (413) which are uniformly distributed circumferentially are fixed at the lower end of the lifting ring (406), a plurality of fixed blocks (414) which are uniformly distributed circumferentially are fixed at the lower end of the rotating shaft (2), a plurality of first magnetic blocks (415) which are uniformly distributed circumferentially are fixed at the lower end of the rotating shell (407), a sliding rail (416) which is vertically distributed is fixed at the upper end of the mounting plate (102), a cross bar (417) is arranged in the sliding rail (416) in a sliding manner, a second magnetic block (418) is fixed at the end of the cross bar (417), and different magnetic poles of the first magnetic block (415) and the second magnetic block (418) are distributed relatively.

6. The distribution box with the protection function according to claim 1 or 2, wherein the heat dissipation mechanism (5) comprises a top plate (501), a motor (503) and a cooling fan (504), the top plate (501) is fixed at the upper end of the distribution box body (1), a gap is formed between the top plate (501) and the distribution box body (1), a water filtering cover (502) is fixed at the inner side of the edge of the top plate (501), an air inlet (103) is formed in the upper end of the distribution box body (1), a groove is formed in the lower end of the rotating shaft (2), the motor (503) is fixed inside the groove, an output shaft of the motor (503) is fixedly connected with a central shaft of the cooling fan (504), a plurality of unidirectional air pipes (505) are connected to the lower side end of the distribution box body (1), and the outlet direction of the unidirectional air pipes (505) faces the outer side of the distribution box body (1).

7. The distribution box with the protection function according to claim 6, wherein a water cooling pipe (6) is fixed on the rear side of the mounting plate (102), the upper end of the water cooling pipe (6) is flush with the upper surface of the top plate (501), the lower end of the water cooling pipe (6) penetrates through the base of the distribution box body (1), and filter screens are fixed at both ends of the water cooling pipe (6).