Disclosure of Invention
The invention aims to provide a double-sided lifting type solar charging pile, which comprises a transmission system 1, a solar panel lifting system 2 and a power system 3, wherein the transmission system 1, the solar panel lifting system 2 and the power system are positioned in a shell 41; the transmission system 1 comprises a first transmission rod 13 with one end in driving connection with the motor 11, the other end of the first transmission rod 13 is in driving connection with the upper end of a second transmission rod 181 in the vertical direction through a bevel gear, the lower end of the second transmission rod 181 is in driving connection with the left end of a third transmission rod 183 in the horizontal direction through a bevel gear, the bevel gear at the left end of the third transmission rod 183 is in driving connection with the upper end of a fourth transmission rod 182, and the lower end of the fourth transmission rod 182 is in driving connection with a first screw 19 through a bevel gear; the solar panel lifting system 2 comprises a plurality of solar panels 21 which are symmetrically arranged back to back in the containing cavity 24, a sliding rod 22 and a first sliding block 23 sleeved on the sliding rod 22 are arranged on the back surface of each solar panel 21, the first sliding block 23 is connected with the lower end of the front surface of the adjacent solar panel 21 at the inner side, the first sliding block 23 at the innermost side is connected with the top end of the telescopic rod 25, and the outermost side of the lower end of the telescopic rod 25 is in driving connection with the right end of the third transmission rod 183 through bevel teeth; the power system 3 comprises a power supply tank 34 and an energy storage battery 35 which are electrically connected.
When no sunlight exists, the solar panels 21 are sequentially arranged and stacked in the accommodating cavity 24, so that the solar panels are convenient to move and store; when sunlight is sufficient, the telescopic rod 25 extends, and the first sliding blocks 23 from inside to outside sequentially slide upwards to the top end along the sliding rods 22, so that the solar panel 21 is driven to be unfolded in a bilaterally-symmetrical step-shaped distribution; the motor 11 drives the first transmission rod 13 to rotate, the first transmission rod 13 drives the second transmission rod 181 to rotate, the second transmission rod 181 drives the third transmission rod 183 to rotate, the left end of the third transmission rod 183 drives the fourth transmission rod 182 to rotate, the fourth transmission rod 182 drives the first screw rod 19 to rotate, and the right end of the third transmission rod 183 drives the outermost extension tube of the extension rod 25 to rotate; the external electric equipment is connected to the power supply groove 34, the electric energy of the energy storage battery 35 can be connected when no sunlight exists, the electric energy converted by the solar panel 21 can be preferentially connected when the solar panel 21 works when sunlight exists, the direct sunlight side is a main power generation side, and the back side is a scattered light power generation side.
In one embodiment of the present invention, the telescopic rod 25 comprises n stages of telescopic pipes from outside to inside, the inner walls of the 1 st to n-1 st stages of telescopic pipes are respectively provided with internal threads, and correspondingly, the outer walls of the 2 nd to n stages of telescopic pipes are respectively provided with external threads matched with the internal threads of the inner walls of the outer telescopic pipes.
In one embodiment of the present invention, the upper end of the inner wall of the telescopic tube of the 1 st to n-1 st stages is provided with a limiting groove 251, and correspondingly, the lower end of the outer wall of the telescopic tube of the 2 nd to n th stages is provided with a limiting block 252, and when the telescopic tube extends to the limiting position, the limiting block 252 slides into the limiting groove 251 for positioning.
Because the upper end of the innermost telescopic tube of the telescopic rod 25 is connected with the sliding block on the back of the solar panel 21, the outermost telescopic tube is driven to rotate by the third transmission rod 183, the telescopic tubes extend from outside to inside in sequence along with the rotation of the outermost telescopic tube through the matching of the internal thread and the external thread of the adjacent telescopic tube, and the limiting block 252 slides into the limiting groove 251 to play a limiting role when extending to the limiting position.
In an embodiment of the present invention, the telescopic device further includes an X-cross telescopic plate 15 disposed bilaterally symmetrically, the X-cross telescopic plate 15 includes a free end capable of moving left and right, a semi-free end fixed on the third slider 14, and a fixed end fixed on the housing 41, the third slider 14 is sleeved on the second screw 121 and the second slide bar 16 and can slide up and down, the lower end of the left second screw 121 is connected to the first transmission rod 13 through a bevel gear, the lower end of the right second screw 121 is connected to the right end of the fifth transmission rod 184 through a bevel gear, and the left end of the fifth transmission rod 184 is connected to the outermost side of the lower end of the telescopic rod 25 through a bevel.
The X-shaped cross expansion plates 15 on the left side and the right side can be unfolded and sucked to cover the containing cavity 24 when the solar panel 21 is stored in the containing cavity 24, so that foreign matters are prevented from entering the containing cavity 24 to damage the solar panel 21, and the solar panel 21 can be automatically retracted to the two sides when needing to be unfolded.
In one embodiment of the present invention, the free end of one of the X-shaped cross expansion plates 15 is provided with a attracting magnet 17, and the free end of the other X-shaped cross expansion plate (15) is provided with an iron block 26.
The attraction magnet 17 and the iron block 26 attract each other when the free ends of the two X-shaped cross expansion plates 15 are in contact, so that the two X-shaped cross expansion plates 15 are in more stable contact, external impurities are better blocked, and the impurities are prevented from entering the cavity 24.
In an embodiment of the present invention, the power system 3 further includes an electrical connection assembly 31 located in the first sliding cavity 32 and in threaded connection with the first screw 19, a first plug 311 is disposed on a right side end face of the electrical connection assembly 31, and a corresponding first slot 321 is disposed on a right side wall of the first sliding cavity 32.
When the solar panel 21 is accommodated in the accommodating cavity 24, the power connection assembly 31 is located at the left end of the first screw rod 19, and the power supply groove 34 is only electrically connected with the energy storage battery 35 for supplying power; when the solar panel 21 is unfolded to work, the electric connection component 31 slides to the right end of the first screw rod 19 along with the rotation of the first screw rod 19, the electric connection component 31 is connected with the electric energy converted by the solar panel 21, the first plug 311 is inserted into the first slot 321, the first slot 321 is electrically connected with the second slot 341 of the power supply groove 34, at this time, the power supply groove 34 is electrically connected with the energy storage battery 35 and the solar panel 21 for power supply, and the electric energy provided by the solar panel 21 is preferentially used.
In an embodiment of the present invention, a groove is disposed below the power connection component 31, an outer spring 313 and a second slider 312 are disposed inside the groove, a corresponding first limiting groove 322 is disposed at a corresponding position on a bottom surface of a right region of the first sliding cavity 32 and is matched with the second slider 312, and a slope or an arc is disposed at a lower left of the second slider 312.
In one embodiment of the present invention, the power supply slot 34 includes a second slot 341 for inserting a second plug 331 of the external electrical connector 33.
In one embodiment of the present invention, the upper wall of the power supply groove 34 is provided with a groove, the groove is provided with an electromagnetic coil 345, a spring 344, a magnet 343 and a one-way locking head 342 which are connected in sequence from inside to outside, and the upper end of the external electrical connection head 33 is provided with a corresponding second limit groove 332 to be matched with the one-way locking head 342.
The one-way locking head 342 is matched with the second limit groove 332 for limiting, so that the external electric connector 33 is stable in state when being connected and charged, and cannot be loosened or even separated due to the accidental touch of external force, when the external electric connector needs to be disconnected, the electromagnetic coil 345 is electrified to attract the magnet 343 to compress the spring 344, and the single locking head 342 retracts into the groove.
In one embodiment of the invention, the lower end surface of the housing 41 includes at least three support legs 42 that are not collinear, and the lower ends of the support legs 42 are connected to rollers 43.
The design of the supporting legs 42 and the rollers 43 is convenient for the double-face lifting type solar charging pile to move or change the direction at any time, and the direct sunlight is utilized to the maximum extent.
Compared with the prior art, the invention has the advantages that:
1. when the power generation is not performed, the X-shaped cross expansion plates 15 on the left side and the right side automatically extend and attract, so that the solar panel 21 can be protected from being damaged by external factors, and an effective protection effect is achieved.
2. The first screw rod 19 is in transmission connection with the power connection assembly 31, so that the power connection assembly 31 slides left and right, the power connection assembly 31 is controlled to slide right to enable the first plug 311 to be inserted into the first slot 321 to be matched and conducted, or the power connection assembly 31 slides left to enable the first plug 311 to be separated from the first slot 321 to be matched and disconnected, all components are stably and accurately connected and matched, the first slot 321 is electrified stably and safely, automatic power supply line connection is achieved, and accidental electric shock accidents during plug and pull-out of the plug are prevented.
3. Through one-way tapered end 342 and the cooperation of second spacing groove 332 spacing to outside connects electric head 33 can stably lock in power supply groove 34, prevents that personnel from accidentally kicking the charging wire and causing outside to connect electric head 33 to break away from suddenly and be connected with power supply groove 34's cooperation, avoids causing the sudden disconnection that electric automobile charges, and outside connects electric head's locking and unblock convenient operation.
4. The solar energy generating device is provided with the double-sided solar panel 21, wherein the direct sunlight side is a main generating side, the back side is a scattered light generating side, direct or indirect solar light sources around the solar panel can be utilized to the maximum extent, and in addition, when one side of the solar panel 21 is damaged, the other side of the solar panel can be replaced immediately.
5. The device has the advantages of simple overall structure, safe and reliable power supply, simple and convenient operation, energy conservation and environmental protection, and is suitable for popularization and use, and the solar energy is converted into the power supply.