CN111572387A

CN111572387A - Fireproof lifting charging pile

Info

Publication number: CN111572387A
Application number: CN202010467915.9A
Authority: CN
Inventors: 李俊海
Original assignee: Wenzhou Weixiao Electronic Technology Co ltd
Current assignee: New Donggang Holding Group Co., Ltd
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2020-08-25
Anticipated expiration: 2040-05-28
Also published as: GB202014209D0; CN111572387B

Abstract

The invention discloses a fireproof lifting charging pile, which comprises a parking space, wherein backstop devices convenient for parking are symmetrically and fixedly arranged on the left side and the right side of the upper side of the parking space, pressure sensors are fixedly arranged on the backstop devices, and a fire sensor positioned between the two backstop devices is fixedly arranged at the top of the parking space.

Description

Fireproof lifting charging pile

Technical Field

The invention relates to the technical field of charging piles, in particular to a fireproof lifting charging pile.

Background

With the progress of the times, new energy vehicles are more and more perfect, and with the perfect of new energy vehicles, more and more residents begin to buy and drive new energy vehicles, so that the demand of the public charging pile becomes more and more, and in order to meet the demand, a large number of public charging piles need to be built to meet the electric quantity supplement demand of the new energy vehicles in midway.

However, a new energy automobile may cause a fire or the like during charging, and although the probability is low, a chain reaction may be caused when a new energy automobile fires, and the vehicle or the like may keep away from the fire by being kept away from the fire.

Disclosure of Invention

The technical problem is as follows: when the new energy automobile is charged, the fire easily affects the charging pile, and the damage to the charging pile is caused.

In order to solve the problems, the fireproof lifting charging pile is designed in the embodiment, the fireproof lifting charging pile comprises a parking space, stopping devices convenient for parking are fixedly arranged on the left and right sides of the upper side of the parking space in a symmetrical mode, pressure sensors are fixedly arranged on the stopping devices, two fire sensors are fixedly arranged at the top of the parking space between the stopping devices, the lower side of the parking space is a foundation, a lifting cavity is formed in the foundation, a lead screw motor is fixedly arranged in the bottom wall of the lifting cavity, an output shaft of the upper side of the lead screw motor is fixedly provided with a threaded lead screw outside the lifting cavity, a rotating prompt board used for prompting is fixedly arranged on the upper side of the threaded lead screw, a lifting charging pile is slidably connected in the lifting cavity, a lead screw cavity is formed in the lifting charging pile, the threaded lead screw extends into the lead screw cavity, the lifting charging pile is internally provided with a pressure sensor, the pressure sensors are controlled to achieve ascending The lifting device of the electric energy charger comprises a lifting charging pile, wherein a disc cavity is arranged in the lifting charging pile, a disc shaft is rotationally connected to the front wall of the disc cavity, a disc is fixedly arranged on the disc shaft, a power transmission line for transmitting electric energy winds on the disc, a charging cavity which is positioned on the right side of the disc cavity and has a right opening is arranged in the lifting charging pile, a charging gun placing frame is fixedly arranged in the left wall of the charging cavity, a charging gun is connected to the charging gun placing frame, the power transmission line extends into the charging cavity and is connected to the charging gun, when charging is needed, the charging gun can be manually taken down from the charging gun placing frame to stretch the power transmission line outwards to prolong the charging distance, a reset cavity which is positioned on the rear side of the disc cavity is arranged in the lifting charging pile, an emergency motor is fixedly arranged in the rear wall of the reset cavity, and the disc shaft extends into the reset cavity and is fixed on an output shaft on the front side, the disc shaft is wound with a reset torsion spring connected with the emergency motor and the front wall of the reset cavity, when the charging gun is manually close to the charging cavity, the reset torsion spring can drive the disc shaft to rotate to tighten the power transmission line, and a fire-proof device which is controlled by the fire sensor to start the emergency motor to enable the lifting charging pile to move downwards along the lifting cavity when the device is charged is arranged in the lifting charging pile.

Wherein, the lifting device comprises a transmission cavity arranged in the lifting charging pile, a bidirectional motor is fixedly arranged in the top wall of the transmission cavity, a driving main shaft is fixedly arranged on an output shaft at the lower side of the bidirectional motor, a driving auxiliary shaft is connected to the lower side of the driving main shaft, a driving worm is fixedly arranged on the driving auxiliary shaft, a transmission shaft is rotatably connected to the middle part in the rear wall of the transmission cavity, a transmission worm wheel meshed and connected with the driving worm is fixedly arranged on the transmission shaft, driven shafts which are bilaterally symmetrical by taking the transmission shaft as the center are rotatably connected to the rear wall of the transmission cavity, a driven gear meshed and connected with the transmission worm wheel is fixedly arranged on the left driven shaft, a transmission belt wheel positioned at the front side of the transmission worm wheel is fixedly arranged on the transmission shaft, a driven belt wheel is fixedly arranged on the right, a clinging cavity positioned at the front side of the transmission cavity is arranged in the lifting charging pile, the driven shaft extends into the clinging cavity and is rotatably connected into the front wall of the clinging cavity, a middle gear is fixedly arranged on the driven shaft in the close-contact cavity, a lower rack plate meshed with the middle gear is connected in the bottom wall of the close-contact cavity in a sliding manner, a lower thread clinging plate is fixedly arranged on one side of the lower rack plate, which faces the threaded lead screw, the lower thread clinging plate clings to the threaded lead screw and can drive the lifting charging pile to move upwards along the lifting cavity, an upper toothed plate which is engaged and connected with the intermediate gear is connected in the top wall of the tight adhering cavity in a sliding way, an upper thread tight adhering plate is fixedly arranged on one side of the upper toothed plate facing the thread screw rod, the upper thread clinging plate clings to the threaded screw rod and can drive the lifting charging pile to move downwards along the lifting cavity.

Beneficially, the driving auxiliary shaft is fixedly provided with a wire wheel located on the lower side of the driving auxiliary shaft, symmetrical retention spring cavities are formed in the left side and the right side of the lifting charging pile, a retention plate is connected in the retention spring cavities in a sliding mode, a transmission line is connected between the retention plate and the wire wheel, retention jacking springs connected to the retention plate and the inner wall of the retention spring cavity are arranged in the retention spring cavities, lower retention cavities are arranged in the left inner wall and the right inner wall below the lifting cavity in a bilateral-symmetrical mode, the retention plate can extend into the lower retention cavities, upper retention cavities are arranged in the left inner wall and the right inner wall above the lifting cavity in a bilateral-symmetrical mode, and the retention plate can extend into the upper retention cavities.

Wherein, the fire protection device comprises a moving block arranged between the driving auxiliary shaft and the driving main shaft, a spline cavity is arranged in the moving block, a round hole cavity positioned at the upper side of the spline cavity is arranged in the moving block, a driving spline auxiliary shaft extending into the spline cavity is fixedly arranged at the upper side of the driving auxiliary shaft, a driving spline shaft extending into the round hole cavity and extending into the spline cavity is fixedly arranged at the lower side of the driving main shaft, a top pressure spring connected with the lower side of the bidirectional motor and the top of the moving block is wound on the driving main shaft, a moving cavity is connected at the front side of the driving cavity, an upper sliding plate and a lower sliding plate are slidably connected in the front wall of the moving cavity, a rotating shaft extending into the driving cavity and fixed at the front side of the moving block is rotatably connected on the upper sliding plate and the lower sliding plate, a lower wire wheel is, and a connecting wire is connected between the upper wire wheel and the lower wire wheel, and a take-up torsion spring connected to the front side of the lower wire wheel and the rear sides of the upper sliding plate and the lower sliding plate is wound on the rotating shaft.

The invention has the beneficial effects that: compared with the traditional public charging pile, the charging pile can be hidden underground, so that when a fire disaster occurs during charging of a new energy automobile, the charging pile can be hidden underground to reduce loss caused by the fire disaster, then the device can stretch out of the ground only when the automobile stops at a standard position to better guide the parking consciousness of the owner, and finally, the rotating prompt board can well prompt the position of the charging pile and prompt the attention of the owner through description, so that the charging standard consciousness of the owner is further improved.

Drawings

For ease of illustration, the invention is described in detail by the following specific examples and figures.

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

FIG. 2 is a schematic cross-sectional view taken along line A-A of FIG. 1;

FIG. 3 is a schematic cross-sectional view taken in the direction "B-B" of FIG. 2;

fig. 4 is a schematic cross-sectional view of the moving block of fig. 3.

Detailed Description

The invention will now be described in detail with reference to fig. 1 to 4, for the sake of convenience of description, the following orientations are now defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The invention relates to a fireproof lifting charging pile, which is further explained by combining the attached drawings of the invention: the fireproof lifting charging pile comprises a parking space 15, backstop devices 18 convenient for parking are symmetrically and fixedly arranged on the upper side of the parking space 15 in a bilateral mode, pressure sensors 17 are fixedly arranged on the backstop devices 18, a fire sensor 16 positioned between the two backstop devices 18 is fixedly arranged at the top of the parking space 15, a foundation 14 is arranged on the lower side of the parking space 15, a lifting cavity 67 is formed in the foundation 14, a lead screw motor 26 is fixedly arranged in the bottom wall of the lifting cavity 67, a threaded lead screw 12 extending out of the lifting cavity 67 is fixedly arranged on an output shaft on the upper side of the lead screw motor 26, a rotating prompt board 11 used for prompting is fixedly arranged on the upper side of the threaded lead screw 12, a lifting charging pile 13 is connected in the lifting cavity 67 in a sliding mode, a lead screw cavity 23 is formed in the lifting charging pile 13, the threaded lead screw 12 extends into the lead screw cavity 23, and the lifting charging pile 13 is controlled by the pressure sensors 17 to realize lifting charging through The lifting device 101 for lifting or descending the electric pile 13, wherein a disc cavity 24 is arranged in the lifting charging pile 13, a disc shaft 52 is rotatably connected to the front wall of the disc cavity 24, a disc 25 is fixedly arranged on the disc shaft 52, a power transmission line 53 for transmitting electric energy is wound on the disc 25, a charging cavity 20 which is positioned at the right side of the disc cavity 24 and has a right opening is arranged in the lifting charging pile 13, a charging gun placing frame 22 is fixedly arranged in the left wall of the charging cavity 20, a charging gun 21 is connected to the charging gun placing frame 22, the power transmission line 53 extends into the charging cavity 20 and is connected to the charging gun 21, the charging gun 21 can be manually taken down from the charging gun placing frame 22 to stretch the power transmission line 53 to prolong the charging distance when charging is required, a reset cavity 49 which is positioned at the rear side of the disc cavity 24 is arranged in the lifting charging pile 13, and an emergency motor 51 is fixedly arranged in the rear wall of the reset cavity 49, the disc shaft 52 extends into the reset cavity 49 and is fixed on an output shaft at the front side of the emergency motor 51, a reset torsion spring 50 connected between the emergency motor 51 and the front wall of the reset cavity 49 is wound on the disc shaft 52, when the charging gun 21 is manually close to the charging cavity 20, the reset torsion spring 50 can drive the disc shaft 52 to rotate to tighten the power transmission line 53, and a fire-proof device 102 which is controlled by the fire sensor 16 to start the emergency motor 51 so as to enable the lifting charging pile 13 to move downwards along the lifting cavity 67 when the device is charged is arranged in the lifting charging pile 13.

According to the embodiment, the lifting device 101 is described in detail below, the lifting device 101 includes a transmission cavity 42 disposed in the lifting charging pile 13, a bidirectional motor 59 is fixedly disposed in a top wall of the transmission cavity 42, a driving main shaft 60 is fixedly disposed on an output shaft at a lower side of the bidirectional motor 59, a driving auxiliary shaft 40 is connected to a lower side of the driving main shaft 60, a driving worm 41 is fixedly disposed on the driving auxiliary shaft 40, a transmission shaft 39 is rotatably connected to a middle portion of a rear wall of the transmission cavity 42, a transmission worm wheel 37 engaged with the driving worm 41 is fixedly disposed on the transmission shaft 39, a driven shaft 35 bilaterally symmetric about the transmission shaft 39 is rotatably connected to a rear wall of the transmission cavity 42, a driven worm wheel 36 engaged with the transmission worm wheel 37 is fixedly disposed on the left driven shaft 35, a transmission belt wheel 38 located at a front side of the transmission worm wheel 37 is fixedly disposed on the transmission, the driven shaft 35 on the right side is fixedly provided with a driven belt wheel 43, a belt 44 is connected between the driving belt wheel 38 and the driven belt wheel 43, the lifting charging pile 13 is internally provided with a tight sticking cavity 45 positioned at the front side of the driving cavity 42, the driven shaft 35 extends into the tight sticking cavity 45 and is rotatably connected with the tight sticking cavity 45 in the front wall of the tight sticking cavity 45, the driven shaft 35 in the tight sticking cavity 45 is fixedly provided with an intermediate gear 33, the bottom wall of the tight sticking cavity 45 is in sliding connection with a lower rack plate 32 engaged with the intermediate gear 33, one side of the lower rack plate 32 facing the threaded lead screw 12 is fixedly provided with a lower thread tight sticking plate 31, the lower thread tight sticking plate 31 tightly sticks to the threaded lead screw 12 and can drive the lifting charging pile 13 to move upwards along the lifting cavity 67, the tight sticking cavity 45 is in sliding connection with an upper toothed plate 66 engaged with the intermediate gear 33, go up rack board 66 orientation one side of screw lead screw 12 has set firmly last screw thread and has pasted tight board 65, go up screw thread paste tight board 65 paste tightly in screw lead screw 12 can drive lift electric pile 13 along lift chamber 67 downstream can drive countershaft 40 through drive main shaft 60 when two-way motor 59 rotates and rotate, thereby drive countershaft 40 rotates and drives transmission shaft 39 through drive worm 41 and the meshing of driving worm wheel 37, thereby transmission shaft 39 rotates and drives left driven shaft 35 through the meshing of driving worm wheel 37 and driven gear 36 and reverse rotation, transmission shaft 39 rotates and drives driving pulley 38 and rotate, driving pulley 38 rotates and drives driven pulley 43 through belt 44 and rotate, thereby it rotates to drive the driven shaft 35 on right side promptly, thereby the driven shaft 35 rotation opposite direction of both sides drives down rack board 32 through intermediate gear 33 and lower rack board 32's meshing and moves and hugs closely until lower screw thread pastes tight board 31 and hug closely in screw lead screw 12 and make the spiral shell screw shell to hug closely board 31 The threaded screw 12 rotates to drive the lifting charging pile 13 to move upwards to extend out of the lifting cavity 67, or the driven shafts 35 on the two sides rotate in opposite directions, so that the driven shafts 33 are meshed with the upper toothed plate 66 to drive the upper threaded tightening plate 65 to move towards the threaded screw 12 until the upper threaded tightening plate 65 is tightly attached to the threaded screw 12, so that the threaded screw 12 rotates to drive the lifting charging pile 13 to move downwards to extend into the lifting cavity 67.

Beneficially, a wire wheel 46 positioned on the lower side of the driving auxiliary shaft 40 is fixedly arranged on the driving auxiliary shaft 40, symmetrical retention spring cavities 27 are arranged on the left side and the right side of the lifting charging pile 13, a retention plate 29 is connected in the retention spring cavity 27 in a sliding manner, a transmission line 47 is connected between the retention plate 29 and the wire wheel 46, retention jacking springs 28 connected to the retention plate 29 and the inner wall of the retention spring cavity 27 are arranged in the retention spring cavity 27, bilaterally symmetrical lower retention cavities 30 are arranged in the left inner wall and the right inner wall below the lifting cavity 67, the retention plate 29 can extend into the lower retention cavity 30, bilaterally symmetrical upper retention cavities 19 are arranged in the left inner wall and the right inner wall above the lifting cavity 67, the retention plate 29 can extend into the upper retention cavities 19, when the bidirectional motor 59 is started, the driving auxiliary shaft 40 can be driven to rotate by the driving main shaft 60, the wire wheel 46 is driven to rotate, and the lower retention cavities 30 are pulled to the retention spring cavities by the transmission Thereby remove in 27 and make lift electric pile 13 no longer fixed, simultaneously, lower screw thread pastes tight board 31 and just can hug closely in screw lead screw 12, then two-way motor 59 shutdown, when lift electric pile 13 rebound to position fixing board 29 and last maintenance chamber 19 when with the level, thereby position fixing board 29 stretches into in the maintenance chamber 19 under the roof pressure effect of the maintenance roof pressure spring 28 of shrink thereby fixed lift electric pile 13 that fills, simultaneously, position fixing board 29 removes and drives line wheel 46 through driving line 47 and rotate, drive countershaft 40 promptly and rotate, thereby make lower screw thread paste tight board 31 resume to the intermediate position.

According to the embodiment, the fire protection device 102 will be described in detail below, the fire protection device 102 includes a moving block 58 disposed between the driving sub shaft 40 and the driving main shaft 60, a spline cavity 62 is disposed in the moving block 58, a circular hole cavity 70 disposed on the upper side of the spline cavity 62 is disposed in the moving block 58, a driving spline sub shaft 63 extending into the spline cavity 62 is fixedly disposed on the upper side of the driving sub shaft 40, a driving spline shaft 61 extending into the circular hole cavity 70 and capable of extending into the spline cavity 62 is fixedly disposed on the lower side of the driving main shaft 60, a top pressure spring 69 connected between the lower side of the bidirectional motor 59 and the top of the moving block 58 is wound on the driving main shaft 60, a moving cavity 56 is connected to the front side of the driving cavity 42, an upper sliding plate 64 and a lower sliding plate 64 are slidably connected to the front side of the moving cavity 56, a rotating shaft 48 extending into the driving cavity 42 and fixed to the front side of the moving, a lower reel 57 is fixedly arranged on the rotating shaft 48 in the moving cavity 56, an upper reel 54 is fixedly arranged on the disc shaft 52, a connecting wire 55 is connected between the upper reel 54 and the lower reel 57, a wire take-up torsion spring 68 connected to the front side of the lower reel 57 and the rear side of the upper and lower sliding plates 64 is wound on the rotating shaft 48, when the charging gun 21 is manually taken out and moves outwards, the charging gun 21 drives the disc 25 to rotate through the power wire 53, the disc 25 rotates to drive the disc shaft 52 to rotate so as to drive the upper reel 54 to rotate so as to loosen the connecting wire 55, the contracted driving main shaft 60 presses and drives the moving block 58 to move downwards so as to move the driving spline shaft 61 out of the spline cavity 62 to the circular hole cavity 70, the moving block 58 is no longer in spline connection with the driving spline shaft 61 so as to enable the bidirectional motor 59 not to drive the driving auxiliary shaft 40 to rotate, and the lifting charging pile 13 can extend into the lifting cavity 67 to damage the charging gun 21 and the power wire 53, the winding up torsion spring 68 drives the winding down wheel 57 to rotate so as to collect the redundant connecting wire 55 and prevent the connecting wire 55 from being wound around other parts and damaged, when a fire occurs during charging, the fire sensor 16 senses high temperature to enable the emergency motor 51 to start to drive the disc shaft 52 to rotate, the disc shaft 52 rotates to drive the disc 25 to rotate so as to tighten the power transmission line 53 until the charging gun 21 extends into the charging cavity 20, meanwhile, the disc shaft 52 rotates to drive the winding up wheel 54 to rotate, the winding up wheel 54 rotates to tighten the connecting wire 55 so as to enable the winding down wheel 57 to rotate until the connecting wire 55 on the winding down wheel 57 is pulled, the winding up wheel 54 continues to rotate to drive the winding down wheel 57 to move upwards through the connecting wire 55, namely, the moving block 58 connected with the rotating shaft 48 is driven to move upwards so as to enable the driving spline shaft 61 to extend into the spline cavity 62 to enable the moving block 58, the moving block 58 is in splined connection with the driving spline shaft 61 so that the bidirectional motor 59 can drive the driving main shaft 60 to rotate and also drive the driving auxiliary shaft 40 to rotate.

The following detailed description of the usage steps of a fireproof lifting charging pile in the present disclosure is provided with reference to fig. 1 to 4: in the initial state, the lifting charging pile 13 is located at the lower limit position, the fixing plate 29 extends into the lower fixing cavity 30, the charging gun 21 is connected to the charging gun placing frame 22, and the moving block 58 is located at the upper limit position.

When the vehicle stops at the upper side of the parking space 15, the tire of the vehicle contacts the backstop 18, the pressure sensor 17 senses the pressure to start the two-way motor 59, the driving auxiliary shaft 40 can be driven to rotate by the driving main shaft 60, the driving auxiliary shaft 40 rotates to drive the transmission shaft 39 to rotate by the engagement of the driving worm 41 and the driving worm wheel 37, the transmission shaft 39 rotates to drive the driven shaft 35 at the left side to rotate reversely by the engagement of the driving worm wheel 37 and the driven gear 36, the transmission shaft 39 rotates to drive the transmission belt pulley 38 to rotate, the transmission belt pulley 38 rotates to drive the driven belt pulley 43 to rotate by the belt 44, namely, the driven shaft 35 at the right side is driven to rotate, the driven shafts 35 at the two sides rotate in opposite directions, so that the lower rack plate 32 is driven to move towards the threaded screw 12 by the engagement of the intermediate gear 33 and the lower rack plate 32 until the lower threaded tightening plate, then the bidirectional motor 59 stops running, the lifting charging pile 13 rises to the same horizontal height of the retention plate 29 and the upper retention cavity 19, the retention plate 29 extends into the upper retention cavity 19 under the jacking action of the contracted retention jacking spring 28 so as to fix the lifting charging pile 13, and meanwhile, the retention plate 29 moves to drive the wire wheel 46 to rotate through the transmission line 47, namely, the driving auxiliary shaft 40 is driven to rotate, so that the lower thread abutting plate 31 is restored to the middle position.

When a fire occurs during charging, the fire sensor 16 senses high temperature, so that the emergency motor 51 is started to drive the disc shaft 52 to rotate, the disc shaft 52 rotates to drive the disc 25 to rotate so as to tighten the power transmission line 53 until the charging gun 21 extends into the charging cavity 20, meanwhile, the disc shaft 52 rotates to drive the winding wheel 54 to rotate, the winding wheel 54 rotates to tighten the connecting line 55 so as to drive the winding wheel 57 to rotate until the connecting line 55 on the winding wheel 57 is pulled, the winding wheel 54 continues to rotate to drive the winding wheel 57 to move upwards through the connecting line 55, namely, the moving block 58 connected with the rotating shaft 48 is driven to move upwards so as to drive the driving spline 61 to extend into the spline cavity 62 so as to enable the moving block 58 to be in spline connection with the driving spline 61, the moving block 58 is connected with the driving spline 61 so as to enable the bidirectional motor 59 to start to drive the driving main shaft 60 to, then the two-way motor 59 is started, the two-way motor 59 is started to drive the driving main shaft 60 to reversely rotate to drive the wire wheel 46 to rotate and drive the retention plate 29 to move towards the retention spring cavity 27 through the transmission line 47 so as to enable the retention top pressure spring 28 to contract, the lifting charging pile 13 can be slidably connected into the lifting cavity 67, meanwhile, the driving main shaft 60 reversely rotates to enable the driven shafts 35 on the two sides to reversely rotate, the upper thread attachment plate 65 is driven to move towards the thread screw 12 through the meshing of the intermediate gear 33 and the upper toothed plate 66 until the upper thread attachment plate 65 is attached to the thread screw 12 so as to enable the thread screw 12 to rotate to drive the lifting charging pile 13 to move downwards and extend into the lifting cavity 67, then, the operation of the two-way motor 59 is stopped, when the lifting charging pile 13 moves downwards to the same horizontal height of the retention plate 29 and the lower retention cavity 30, the contracted retention top pressure spring 28 moves towards the retention plate 29 to extend into the lower retention, thereby the loss is reduced to the destruction that electric pile 13 was filled in the lift to the conflagration can be reduced to the lift electric pile 13 is filled in stretching into lift chamber 67 in the lift.

The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.

Claims

1. The utility model provides a stake is filled in fire prevention formula lift, includes parking stall, its characterized in that: the parking space is characterized in that stopping devices convenient for parking are symmetrically and fixedly arranged on the left side and the right side of the upper side of the parking space, pressure sensors are fixedly arranged on the stopping devices, a fire sensor positioned between the two stopping devices is fixedly arranged at the top of the parking space, a foundation is arranged on the lower side of the parking space, a lifting cavity is arranged in the foundation, a screw motor is fixedly arranged in the bottom wall of the lifting cavity, a threaded screw rod extending out of the lifting cavity is fixedly arranged on an output shaft on the upper side of the screw motor, a rotating prompt board for prompting is fixedly arranged on the upper side of the threaded screw rod, a lifting charging pile is connected in the lifting cavity in a sliding manner, a screw rod cavity is arranged in the lifting charging pile, the threaded screw rod extends into the screw rod cavity, a lifting device capable of being controlled by the pressure sensors to realize the lifting or descending of the, the front wall of the disc cavity is rotatably connected with a disc shaft, a disc is fixedly arranged on the disc shaft, a power transmission line for transmitting electric energy winds on the disc, a charging cavity which is positioned at the right side of the disc cavity and has a right opening is arranged in the lifting charging pile, a charging gun placing frame is fixedly arranged in the left wall of the charging cavity, a charging gun is connected on the charging gun placing frame, the power transmission line extends into the charging cavity and is connected with the charging gun, the charging gun can be manually taken down from the charging gun placing frame when charging is needed to stretch the power transmission line outwards to prolong the charging distance, a reset cavity which is positioned at the rear side of the disc cavity is arranged in the lifting charging pile, an emergency motor is fixedly arranged in the rear wall of the reset cavity, the disc shaft extends into the reset cavity and is fixed on an output shaft at the front side of the emergency motor, and a reset torsion spring connected in the front wall of the emergency motor and the reset cavity winds on the disc shaft, when the charging gun is manually close to the charging cavity, the reset torsion spring can drive the disc shaft to rotate to tighten up the power transmission line, and a fireproof device which is controlled by the fire sensor to start the emergency motor to enable the charging device to move downwards along the lifting cavity is arranged in the lifting charging pile.

2. The fireproof lifting charging pile of claim 1, characterized in that: the lifting device comprises a transmission cavity arranged in the lifting charging pile, a bidirectional motor is fixedly arranged in the top wall of the transmission cavity, a driving main shaft is fixedly arranged on an output shaft at the lower side of the bidirectional motor, a driving auxiliary shaft is connected to the lower side of the driving main shaft, a driving worm is fixedly arranged on the driving auxiliary shaft, a transmission shaft is rotatably connected to the middle part in the rear wall of the transmission cavity, a transmission worm wheel meshed and connected with the driving worm is fixedly arranged on the transmission shaft, driven shafts which are bilaterally symmetrical by taking the transmission shaft as the center are rotatably connected to the rear wall of the transmission cavity, a driven gear meshed and connected with the transmission worm wheel is fixedly arranged on the left driven shaft, a transmission belt wheel positioned on the front side of the transmission worm wheel is fixedly arranged on the transmission shaft, a driven belt wheel is fixedly arranged on the right, a clinging cavity positioned at the front side of the transmission cavity is arranged in the lifting charging pile, the driven shaft extends into the clinging cavity and is rotatably connected into the front wall of the clinging cavity, a middle gear is fixedly arranged on the driven shaft in the close-contact cavity, a lower rack plate meshed with the middle gear is connected in the bottom wall of the close-contact cavity in a sliding manner, a lower thread clinging plate is fixedly arranged on one side of the lower rack plate, which faces the threaded lead screw, the lower thread clinging plate clings to the threaded lead screw and can drive the lifting charging pile to move upwards along the lifting cavity, an upper toothed plate which is engaged and connected with the intermediate gear is connected in the top wall of the tight adhering cavity in a sliding way, an upper thread tight adhering plate is fixedly arranged on one side of the upper toothed plate facing the thread screw rod, the upper thread clinging plate clings to the threaded screw rod and can drive the lifting charging pile to move downwards along the lifting cavity.

3. The fireproof lifting charging pile of claim 2, characterized in that: the lifting charging pile is characterized in that wire wheels positioned on the lower side of the driving auxiliary shaft are fixedly arranged on the driving auxiliary shaft, symmetrical retention spring cavities are formed in the left side and the right side of the lifting charging pile, retention plates are connected in the retention spring cavities in a sliding mode, transmission lines are connected between the retention plates and the wire wheels, retention jacking springs connected to the retention plates and the inner walls of the retention spring cavities are arranged in the retention spring cavities, lower retention cavities which are symmetrical in the left side and the right side are formed in the left inner wall and the right inner wall below the lifting cavity, the retention plates can stretch into the lower retention cavities, upper retention cavities which are symmetrical in the left side and the right inner wall above the lifting cavity are formed in the left inner wall and the right inner wall, and.

4. The fireproof lifting charging pile of claim 1, characterized in that: the fireproof device comprises a moving block arranged between the driving auxiliary shaft and the driving main shaft, a spline cavity is arranged in the moving block, a round hole cavity positioned at the upper side of the spline cavity is arranged in the moving block, a driving spline auxiliary shaft extending into the spline cavity is fixedly arranged at the upper side of the driving auxiliary shaft, a driving spline shaft extending into the round hole cavity and extending into the spline cavity is fixedly arranged at the lower side of the driving main shaft, a jacking spring connected with the lower side of the bidirectional motor and the top of the moving block is wound on the driving main shaft, a moving cavity is connected at the front side of the driving cavity, an upper sliding plate and a lower sliding plate are slidably connected in the front wall of the moving cavity, a rotating shaft extending into the driving cavity and fixed at the front side of the moving block is rotatably connected on the upper sliding plate and the lower sliding plate, a wire take-off wheel is, and a connecting wire is connected between the upper wire wheel and the lower wire wheel, and a take-up torsion spring connected to the front side of the lower wire wheel and the rear sides of the upper sliding plate and the lower sliding plate is wound on the rotating shaft.