阅读说明：本技术 一种户外用防止电瓶车雨天充电短路的充电设备 (Outdoor charging equipment for preventing short circuit of electromobile during charging in rainy days ) 是由 叶和平 于 2020-12-22 设计创作，主要内容包括：本发明涉及充电设备的技术领域,且公开了一种户外用防止电瓶车雨天充电短路的充电设备,插盒的上方固定安装有长盒,长盒的右内壁固定安装有压力弹簧a,压力弹簧a的左端固定安装有活动块,初始压力弹簧a为压缩状态,雨天下雨时雨水落入接水盒内,从而接水盒内水位就会上升,从而带动浮力板向上移动,当浮力板经过梯形块斜面时,就会带动梯形块向左移动,从而可以带动伸缩块向下移动,这样压力弹簧的回弹就可以带动活动块向左移动,从而带动移动条向左移动,这样就可以带动连接板向左移动,从而带动拔取框向左移动,从而将插在插口上的插头移动走,这样就可以让插头断电,从而防止充电器进水放生短路引发火灾,这样可以提高电瓶车的充电安全。(The invention relates to the technical field of charging equipment and discloses outdoor charging equipment for preventing a storage battery car from being short-circuited during charging in rainy days, wherein a long box is fixedly arranged above an insert box, a pressure spring a is fixedly arranged on the right inner wall of the long box, a movable block is fixedly arranged at the left end of the pressure spring a, the initial pressure spring a is in a compressed state, rainwater falls into a water receiving box in rainy days, so that the water level in the water receiving box rises, a buoyancy plate is driven to move upwards, the trapezoidal block is driven to move leftwards when the buoyancy plate passes through a trapezoidal inclined surface, a telescopic block can be driven to move downwards, the resilience of the pressure spring can drive the movable block to move leftwards, a moving strip is driven to move leftwards, a connecting plate can be driven to move leftwards, a pulling frame is driven to move leftwards, a plug inserted into a socket is driven to move away, and the plug can be powered off, thereby preventing the charger from entering water and generating short circuit to cause fire, and improving the charging safety of the battery car.)

1. The utility model provides an it is outdoor with battery car charging outfit that prevents the short circuit that charges in rainy day, includes and inserts box (1), inserts the left side of box (1) and has seted up two sockets (2), its characterized in that: the upper part of the inserting box (1) is fixedly provided with a long box (37), the right inner wall of the long box (37) is fixedly provided with a pressure spring a (38), the left end of the pressure spring a (38) is fixedly provided with a movable block (39), the left side of the movable block (39) is fixedly provided with a movable strip (8), the movable strip (8) penetrates through the left wall of the long box (37), the left side of the movable strip (8) is fixedly provided with a connecting plate (7), the lower side of the connecting plate (7) is fixedly provided with a pulling frame (3), the left side of the movable block (39) is fixedly provided with a supporting strip (15), the supporting strip (15) movably penetrates through the left wall of the long box (37), the left end of the supporting strip (15) is fixedly provided with a movable plate (9), the upper side of the movable plate (9) is provided with a sliding groove (11), the lower wall of the sliding groove (11) is fixedly provided with a, the upside of flexible piece (36) is the inclined plane, the upside fixed mounting of long box (37) has water receiving box (31), the lower inner wall fixed mounting of water receiving box (31) has two spacing posts (17), buoyancy board (18) have been gone up the activity and have been cup jointed in two spacing posts (17), the left side and the laminating of water receiving box (31) left side inner wall of buoyancy board (18), water receiving box (31) left side wall activity is run through trapezoidal piece (13), the left side fixed mounting of water receiving box (31) has fixed block (12), the downside fixed mounting of fixed block (12) has fixture block (32), the right side and the laminating of flexible piece (36) left side of fixture block (32).

2. The outdoor charging equipment for preventing the short circuit of the electromobile during the rain charging according to the claim 1, which is characterized in that: vertical groove (33) have been seted up on the right side of fixture block (32), and vertical groove (33) internal fixed mounting has two support columns (34), and equal activity has cup jointed column spinner (35) on two support columns (34), and two column spinner (35) are laminated with flexible piece (36) left side.

3. The outdoor charging equipment for preventing the short circuit of the electromobile during the rain charging according to the claim 1, which is characterized in that: remove strip (8) including trapezoidal strip (81), trapezoidal strip (81) and connecting plate (7) fixed connection, the right side fixed mounting of trapezoidal strip (81) has thin strip (82), the right-hand member and the movable block (39) fixed connection of thin strip (82).

4. The outdoor charging equipment for preventing the short circuit of the electromobile during the rain charging according to the claim 1, which is characterized in that: a water flowing groove (19) is formed in the right wall of the water receiving box (31), a connecting box 2(0) is fixedly mounted on the right side of the water receiving box (31), a water flowing pipe (21) is fixedly connected to the lower wall of the connecting box (20), a rotating rod (22) penetrates through the left wall of the water flowing pipe (21) in a movable mode, four rotating plates (23) are arranged in the water flowing pipe (21), the four rotating plates (23) are all fixedly connected with the outer side wall of the rotating rod (22), and the four rotating plates (23) are movably connected with the water flowing pipe (21) through the rotating rod (22).

5. The outdoor charging equipment for preventing the short circuit of the electromobile during the rain charging according to the claim 1, which is characterized in that: insert the lower wall of box (1) and seted up through-hole (30), insert the lower wall fixedly connected with air-out pipe (27) of box (1), air-out pipe (27) and through-hole (30) intercommunication.

6. The outdoor charging equipment for preventing the short circuit of the electromobile during the rain charging according to claim 5, wherein the charging equipment comprises: a horizontal bar (26) is fixedly installed in the air outlet pipe (27), a rotary rod (28) penetrates through the upper side of the horizontal bar (26) in a movable manner, and a rotary fan (29) is fixedly installed on the outer side of the rotary rod (28).

7. The outdoor charging equipment for preventing the short circuit of the electromobile during the rain charging according to claim 6, wherein the charging equipment comprises: the upper end fixed mounting of rotatory rod (28) has conical gear a (25), and the meshing is connected with conical gear b (24) on conical gear a (25), and the right wall of box (1) is inserted in the activity of rotary rod (22) runs through, and conical gear b (24) and rotary rod (22) left end fixed connection.

8. The outdoor charging equipment for preventing the short circuit of the electromobile during the rain charging according to the claim 1, which is characterized in that: insert box (1) lower inner wall fixed mounting have two interior arc piece a (16), one side that two interior arc piece a (16) kept away from each other respectively with insert box (1) control inner wall fixed connection, insert the last inner wall fixed mounting of box (1) have two interior arc piece b (6), two interior arc piece b (6) keep away from one side each other respectively with insert box (1) control inner wall fixed connection.

9. The outdoor charging equipment for preventing the short circuit of the electromobile during the rain charging according to the claim 1, which is characterized in that: the left wall of the plug-in box (1) is provided with a frame-shaped groove (5), the right wall of the frame-shaped groove (5) is fixedly provided with a telescopic pipe (4), and the left end of the telescopic pipe (4) is fixedly connected with the right side of the extracting frame (3).

10. The outdoor charging equipment for preventing the short circuit of the electromobile during the rain charging according to the claim 1, which is characterized in that: the left side of inserting box (1) is fixed with guide block (14), and guide block (14) are triangle-shaped.

Technical Field

The invention relates to the technical field of charging equipment, in particular to charging equipment for preventing a short circuit of a storage battery car in rainy days for outdoor use.

Background

The battery car is also called as an electric car, and is a pure electric motor car which is powered by a storage battery and driven by an electric motor (direct current, alternating current, series excitation and independent excitation). In recent years, the method has been widely popularized in China.

But some districts do not have underground garage to lead to the storage battery car to fill electric pile and set up in the open air, and rainy day user carries out the storage battery car and charges and will lead to the rainwater to get into the interior circuit of generating electricity of storage battery car charger, thereby cause the conflagration, and the user is the fine day when charging although can avoid the rainy day to charge, but the storage battery car is rainy in charging process, will lead to the rainwater to get into the interior circuit of generating electricity of storage battery car charger, thereby causes the conflagration, will cause economic loss and casualties easily like this.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides outdoor charging equipment for preventing a storage battery car from being short-circuited during charging in a rainy day, which has the advantages of preventing a charger from being in water, and releasing a short circuit to cause a fire disaster, so that the charging safety of the storage battery car can be improved, and the problem that a storage battery car charging pile is arranged outdoors due to the fact that a storage battery car is not provided with an underground garage in some districts, and rainwater enters an induction circuit in the storage battery car charger due to the fact that a user charges the storage battery car in the rainy day to cause the fire disaster, and the user can avoid charging in the rainy day, but when the storage battery car is in the sunny day during charging, the storage battery car rains in the charging process, the rainwater enters the induction circuit in the storage battery car charger to cause the fire disaster.

(II) technical scheme

In order to prevent the charger from generating fire caused by short circuit due to water inlet, the invention provides the following technical scheme that: a charging device for preventing a short circuit of an outdoor storage battery car during charging in rainy days comprises an inserting box, wherein two sockets are formed in the left side of the inserting box, a long box is fixedly mounted above the inserting box, a pressure spring a is fixedly mounted on the right inner wall of the long box, a movable block is fixedly mounted at the left end of the pressure spring a, a movable strip is fixedly mounted at the left side of the movable block, the movable strip movably penetrates through the left wall of the long box, a connecting plate is fixedly mounted at the left side of the movable strip, a pulling frame is fixedly mounted at the lower side of the connecting plate, a supporting strip is fixedly mounted at the left side of the movable block, the supporting strip movably penetrates through the left wall of the long box, a movable plate is fixedly mounted at the left end of the supporting strip, a sliding groove is formed in the upper side of the movable plate, a pressure spring b is fixedly mounted at the lower, the lower inner wall fixed mounting of water receiving box has two spacing posts, and the buoyancy board has been cup jointed in the activity on two spacing posts, and the left side and the laminating of the left inner wall of water receiving box of buoyancy board, water receiving box left wall activity run through have the trapezoidal piece, and the left side fixed mounting of water receiving box has the fixed block, and the downside fixed mounting of fixed block has the fixture block, the right side and the laminating in flexible piece left side of fixture block.

Preferably, the right side of fixture block has been seted up and has been erected the groove, erects inslot fixed mounting and have two support columns, and the column spinner has all been cup jointed in the activity on two support columns, and two column spinners are laminated with flexible piece left side.

Preferably, the movable strip comprises a trapezoid strip, the trapezoid strip is fixedly connected with the connecting plate, a thin strip is fixedly mounted on the right side of the trapezoid strip, and the right end of the thin strip is fixedly connected with the movable block.

Preferably, a water flowing groove is formed in the right wall of the water receiving box, a connecting box is fixedly mounted on the right side of the water receiving box, a water flowing pipe is fixedly connected to the lower wall of the connecting box, a rotating rod penetrates through the left wall of the water flowing pipe in a movable mode, four rotating plates are arranged in the water flowing pipe, the four rotating plates are all fixedly connected with the outer side wall of the rotating rod, and the four rotating plates are movably connected with the water flowing pipe through the rotating rod.

Preferably, the lower wall of the inserting box is provided with an opening, the lower wall of the inserting box is fixedly connected with an air outlet pipe, and the air outlet pipe is communicated with the opening.

Preferably, a horizontal bar is fixedly installed in the air outlet pipe, a rotary rod penetrates through the upper side of the horizontal bar in a movable mode, and a rotary fan is fixedly installed on the outer side of the rotary rod.

Preferably, a conical gear a is fixedly mounted at the upper end of the rotary rod, a conical gear b is connected to the conical gear a in a meshed mode, the rotary rod movably penetrates through the right wall of the inserting box, and the conical gear b is fixedly connected with the left end of the rotary rod.

Preferably, insert inner wall fixed mounting under the box have two interior arc a, two interior arc a keep away from each other one side respectively with insert the box about inner wall fixed connection, insert the last inner wall fixed mounting of box have two interior arc b, two interior arc b keep away from each other one side respectively with insert the box about inner wall fixed connection.

Preferably, the left wall of the inserting box is provided with a frame-shaped groove, the right wall of the frame-shaped groove is fixedly provided with a telescopic pipe, and the left end of the telescopic pipe is fixedly connected with the right side of the pulling frame.

Preferably, the left side of the inserting box is fixedly provided with a guide block, and the guide block is triangular.

(III) advantageous effects

Compared with the prior art, the invention provides the outdoor charging equipment for preventing the short circuit of the electromobile during the charging in the rainy day, which has the following beneficial effects:

1. this it is outdoor with battery car charging facilities who prevents the short circuit that charges in rainy day, be compression state through initial compression spring a, the rainwater falls into in the water receiving box during rainy day, thereby water level will rise in the water receiving box, thereby drive buoyancy board rebound, when buoyancy board passes through the trapezoidal piece inclined plane, will drive the trapezoidal piece and remove left, thereby can drive the flexible piece and remove down, pressure spring's resilience just can drive the movable block and remove left like this, thereby drive the removal strip and remove left, just so can drive the connecting plate and remove left, thereby it removes left to drive the frame of extracting, thereby the plug that will insert on the socket removes away, just so can let the plug outage, thereby prevent that the charger from intaking and give birth to the short circuit and cause the conflagration, can improve battery car's the safety of charging like this.

2. This it is outdoor with battery car charging facilities who prevents the short circuit that charges in rainy day can reduce flexible piece and the frictional force that erects the groove through two column spinner to improve the sensitivity that the flexible piece was triggered to the trapezoidal piece, just so can reduce the time of charger circular telegram in the rain, thereby improve factor of safety.

3. This it is outdoor with battery car charging facilities who prevents short circuit that charges in rainy day, drive trapezoidal strip and move left through the sliver, when trapezoidal strip moves left and long box separation, will move down, thereby drive the connecting plate and move down, just so can drive and pull out the frame and move down, thereby drive the plug that is pulled out and move down, just so can stagger head and two socket positions of will wiping, thereby prevent that crowd or animal of passing by from hitting the plug in the socket, can prevent that the plug from pulling out the back circular telegram once more and causing the short circuit like this.

4. This it is outdoor with battery car charging facilities who prevents short circuit that charges in rainy day, reach the tye through the water level in the water receiving box after, water will flow in the connecting box, thereby flow downwards through the flowing water pipe, when rivers pass through the rotor plate, it is rotatory to drive the rotary rod through the rotor plate, thereby it is rotatory to drive bevel gear b, just so can drive rotatory roller rotation through bevel gear a, thereby it produces wind-force to drive rotatory fan rotation, thereby can drive the dust that moves in the box and move to going out the tuber pipe, thereby prevent that the accumulational dust in the box from causing the circuit short circuit in the box of inserting.

5. This it is outdoor with battery car charging outfit that prevents short circuit that charges in rainy day, through the arcwall face of two interior arc blocks an and the arcwall face of two interior arc blocks b, can be with inserting in the box in dust and the steam direction air-out pipe to prevent steam and dust and piling up in inserting the box, simultaneously through the guide block, can convenience of customers insert the plug, thereby improve the result of use of device.

6. This it is outdoor with battery car charging facilities who prevents the short circuit that charges in rainy day moves left through pulling out the frame, can drive flexible pipe tensile left, pulls out the frame downstream simultaneously and can drive flexible pipe left end downstream to the rainwater gets into in the box of inserting through two sockets when preventing to rain.

Drawings

FIG. 1 is a schematic cross-sectional front view of the present invention;

FIG. 2 is an enlarged partial view of FIG. 1 at A according to the present invention;

FIG. 3 is a schematic front perspective view of the insert box of FIG. 1 according to the present invention;

FIG. 4 is a schematic front perspective view of the moving strip of FIG. 1 according to the present invention;

FIG. 5 is a schematic diagram of a right side sectional perspective view of the cartridge of FIG. 1 according to the present invention.

In the figure: 1. inserting a box; 2. a socket; 3. pulling out the frame; 4. a telescopic pipe; 5. a frame-shaped groove; 6. an inner arc block b; 7. a connecting plate; 8. a moving bar; 9. moving the plate; 10. a pressure spring b; 11. a chute; 12. a fixed block; 13. a trapezoidal block; 14. a guide block; 15. a supporting strip; 16. an inner arc block a; 17. a limiting column; 18. a buoyancy plate; 19. a launder; 20. a connection box; 21. a water flow pipe; 22. rotating the rod; 23. a rotating plate; 24. a bevel gear b; 25. a bevel gear a; 26. a horizontal bar; 27. an air outlet pipe; 28. rotating the stick; 29. rotating the fan; 30. a port; 31. a water receiving box; 32. a clamping block; 33. a vertical slot; 34. a support pillar; 35. a spin column; 36. a telescopic block; 37. a long box; 38. a pressure spring a; 39. a movable block.

Detailed Description

The present invention will be described in further detail with reference to the drawings, wherein like elements are designated by like reference numerals, wherein the terms "front", "rear", "left", "right", "upper" and "lower", "bottom" and "top" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular element.

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a charging device for preventing a short circuit of an outdoor storage battery car during charging in rainy days comprises an inserting box 1, two sockets 2 are arranged on the left side of the inserting box 1, a long box 37 is fixedly arranged above the inserting box 1, a pressure spring a38 is fixedly arranged on the right inner wall of the long box 37, a movable block 39 is fixedly arranged on the left side of a pressure spring a38, a movable strip 8 is fixedly arranged on the left side of the movable block 39, the movable strip 8 movably penetrates through the left wall of the long box 37, a connecting plate 7 is fixedly arranged on the left side of the movable strip 8, a pulling frame 3 is fixedly arranged on the lower side of the connecting plate 7, a supporting strip 15 is fixedly arranged on the left side of the movable block 39, the supporting strip 15 movably penetrates through the left wall of the long box 37, a movable plate 9 is fixedly arranged on the left end of the supporting strip 15, a sliding groove 11 is arranged on the upper side of the movable plate 9, a, the upper side of the telescopic block 36 is an inclined plane, the upper side of the long box 37 is fixedly provided with the water receiving box 31, the lower inner wall of the water receiving box 31 is fixedly provided with two limiting columns 17, the two limiting columns 17 are movably sleeved with the buoyancy plate 18, the left side of the buoyancy plate 18 is attached to the left inner wall of the water receiving box 31, the left wall of the water receiving box 31 is movably penetrated by the trapezoidal block 13, the left side of the water receiving box 31 is fixedly provided with the fixed block 12, the lower side of the fixed block 12 is fixedly provided with the fixture block 32, the right side of the fixture block 32 is attached to the left side of the telescopic block 36, through the compression state of the initial pressure spring a38, rainwater falls into the water receiving box 31 in rainy days, so that the water level in the water receiving box 31 rises, the buoyancy plate 18 is driven to move upwards, when the buoyancy plate 18 passes through the inclined plane of the trapezoidal block 13, the trapezoidal block 13 is driven to move leftwards, so that the telescopic, thereby drive the strip 8 and remove left, just so can drive connecting plate 7 and remove left to drive and pull out frame 3 and remove left, thereby will insert the plug removal on socket 2 and walk, just so can let the plug outage, thereby prevent that the charger from intaking to give birth to the short circuit and cause the conflagration, can improve the safety of charging of storage battery car like this.

Vertical slot 33 has been seted up on fixture block 32's right side, and fixed mounting has two support columns 34 in vertical slot 33, and the rotating column 35 has been cup jointed in the equal activity on two support columns 34, and two rotating columns 35 and the laminating in 36 left sides of flexible piece can reduce the frictional force of flexible piece 35 and vertical slot 33 through two rotating columns 35 to improve the sensitivity that trapezoidal piece 13 triggered flexible piece 36, just so can reduce the time of charger circular telegram in the rain, thereby improve factor of safety.

Remove strip 8 and include trapezoidal strip 81, trapezoidal strip 81 and connecting plate 7 fixed connection, the right side fixed mounting of trapezoidal strip 81 has thin strip 82, the right-hand member and the movable block 39 fixed connection of thin strip 82, thin strip 82 drives trapezoidal strip 81 and moves left, when trapezoidal strip 81 moves left and separates with long box 37, will move down, thereby drive connecting plate 7 and move down, just so can drive and pull out frame 3 and move down, thereby drive the plug that is pulled out and move down, just so can be with wiping the head and staggering with two socket 2 positions, thereby prevent to pass in crowd or the animal hits the plug to socket 2, can prevent to switch on once more after the plug pulls out and cause the short circuit like this.

The right wall of the water receiving box 31 is provided with a water flowing groove 19, the right side of the water receiving box 31 is fixedly provided with a connecting box 20, the lower wall of the connecting box 20 is fixedly connected with a water flowing pipe 21, the left wall of the water flowing pipe 21 is movably penetrated with a rotary rod 22, the water flowing pipe 21 is internally provided with four rotary plates 23, the four rotary plates 23 are all fixedly connected with the outer side wall of the rotary rod 22, the four rotary plates 23 are movably connected with the water flowing pipe 21 through the rotary rod 22, the lower wall of the inserting box 1 is provided with a through opening 30, the lower wall of the inserting box 1 is fixedly connected with an air outlet pipe 27, the air outlet pipe 27 is communicated with the through opening 30, a transverse bar 26 is fixedly arranged in the air outlet pipe 27, the upper side of the transverse bar 26 is movably penetrated with a rotary rod 28, the outer side of the rotary rod 28 is fixedly provided with a rotary fan 29, the upper end of the rotary rod, the conical gear b24 is fixedly connected with the left end of the rotating rod 22, after the water level in the water receiving box 31 reaches the water flowing groove 19, the water flows into the connecting box 20 and flows downwards through the water flowing pipe 21, when the water flows through the rotating plate 23, the rotating rod 22 is driven to rotate through the rotating plate 23, and the conical gear b24 is driven to rotate, so that the rotating roller 28 can be driven to rotate through the conical gear a25, the rotating fan 29 is driven to rotate to generate wind power, the dust in the plug box 1 can be driven to move towards the air outlet pipe 27, and the circuit short circuit in the plug box 1 caused by the dust accumulated in the plug box 1 is prevented.

Insert box 1 lower inner wall fixed mounting have two interior arc a16, one side that two interior arc a16 kept away from each other respectively with insert box 1 about inner wall fixed connection, insert box 1 last inner wall fixed mounting have two interior arc b6, two interior arc b6 keep away from one side each other respectively with insert box 1 about inner wall fixed connection, insert box 1's left side fixed mounting have guide block 14, guide block 14 is triangle-shaped, arcwall face and two interior arc b 6's arcwall face through two interior arc a16, can be with inserting in box 1 dust and the steam direction play tuber pipe 27, thereby prevent steam and dust from piling up in inserting box 1, simultaneously through guide block 14, can make things convenient for the user to insert the plug, thereby improve device's result of use.

The left wall of the plug box 1 is provided with a frame-shaped groove 5, the right wall of the frame-shaped groove 5 is fixedly provided with a telescopic pipe 4, the left end of the telescopic pipe 4 is fixedly connected with the right side of the pulling frame 3, the pulling frame 3 moves leftwards to drive the telescopic pipe 4 to stretch leftwards, and the pulling frame 3 moves downwards to drive the left end of the telescopic pipe 4 to move downwards, so that rainwater is prevented from entering the plug box 1 through the two sockets when raining.

In use, the first step: for compression state through initial pressure spring a38, the rainwater falls into in the water receiving box 31 when rainy in rainy day, thereby water level will rise in the water receiving box 31, thereby drive buoyancy board 18 rebound, when buoyancy board 18 passes through trapezoidal piece 13 inclined plane, will drive trapezoidal piece 13 and remove left, thereby can drive flexible piece 36 and remove down, pressure spring 38's resilience just can drive movable block 39 and remove left like this, thereby drive removal strip 8 and remove left, just so can drive connecting plate 7 and remove left, thereby it removes left to drive to extract frame 3, thereby the plug that will insert on socket 2 removes away, just so can let the plug outage, thereby prevent that the charger from intaking and give birth to the short circuit and cause the conflagration, can improve the safety of charging of storage battery car like this.

The second step is that: the friction force between the telescopic block 35 and the vertical groove 33 can be reduced through the two rotating columns 35, so that the sensitivity of triggering the telescopic block 36 by the trapezoidal block 13 is improved, the electrifying time of the charger in rain can be reduced, and the safety factor is improved.

The third step: the thin strips 82 drive the trapezoidal strips 81 to move leftwards, when the trapezoidal strips 81 move leftwards and are separated from the long box 37, the trapezoidal strips move downwards, the connecting plate 7 is driven to move downwards, the pulling frame 3 can be driven to move downwards, the pulled plug is driven to move downwards, the wiping head and the two sockets 2 can be staggered, the situation that people passing by or animals collide the plug into the sockets 2 is prevented, and the situation that the short circuit is caused by electrifying the plug again after the plug is pulled out is prevented.

The fourth step: when the water level in the water receiving box 31 reaches the water flowing groove 19, the water flows into the connecting box 20 and flows downwards through the water flowing pipe 21, and when the water flows through the rotating plate 23, the rotating rod 22 is driven to rotate through the rotating plate 23, so that the conical gear b24 is driven to rotate, the rotating roller 28 can be driven to rotate through the conical gear a25, the rotating fan 29 is driven to rotate to generate wind power, the dust in the plug box 1 can be driven to move towards the air outlet pipe 27, and the short circuit of the circuit in the plug box 1 caused by the dust accumulated in the plug box 1 is prevented.

The fifth step: through the arcwall face of two interior arc pieces a16 and the arcwall face of two interior arc pieces b6, can be with inserting in the dust in the box 1 goes out tuber pipe 27 with the steam direction to prevent steam and dust and piling up in inserting box 1, simultaneously through guide block 14, can convenience of customers insert the plug, thereby improve the result of use of device.

And a sixth step: move left through pulling out frame 3, can drive flexible pipe 4 and stretch left, pull out frame 3 and move down simultaneously and can drive flexible pipe 4 left end and move down to rainwater gets into in inserting box 1 through two sockets when preventing to rain.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.